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Fix race in gdb.python/py-evthreads.exp
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
28a13fec
ILT		 12011-07-05 Ian Lance Taylor <iant@google.com>
2
3 PR gold/12392
4 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
5 symbols if necessary.
6 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7
24d47b34
ILT		 82011-07-05 Ian Lance Taylor <iant@google.com>
9
10 PR gold/12952
11 * resolve.cc (Symbol::override_base_with_special): Simply override
12 version with special symbol version, ignoring previous version.
13
41f9cbbe
ILT		 142011-07-05 Ian Lance Taylor <iant@google.com>
15
16 * object.cc (Sized_relobj_file::include_section_group): Add
17 information to comment about signature location.
18
886288f1
ILT		 192011-07-02 Ian Lance Taylor <iant@google.com>
20
21 PR gold/12957
22 * options.h (class General_options): Add -f and -F.
23 * options.cc (General_options::finalize): Fatal error if -f/-F
24 are used without -shared.
25 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
26
ae3a6d4f
ILT		 272011-07-02 Ian Lance Taylor <iant@google.com>
28
29 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
30
21131061
ILT		 312011-07-01 Ian Lance Taylor <iant@google.com>
32
33 PR gold/12525
34 PR gold/12952
35 * resolve.cc (Symbol::override_base_with_special): Don't override
36 the version if the overriding symbol has a different name.
37 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
38 all callers. If we give an error about an undefined version,
39 define the base version if necessary.
40 * dynobj.h (class Versions): Update declaration.
41 * testsuite/weak_alias_test_5.cc: New file.
42 * testsuite/weak_alias_test.script: New file.
43 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
44 and versioned_alias have the right value, and call t2.
45 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
46 weak_alias_test_5.so.
47 (weak_alias_test_LDADD): Likewise.
48 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
49 * testsuite/Makefile.in: Rebuild.
50
611062c0
ILT		 512011-07-01 Ian Lance Taylor <iant@google.com>
52
53 PR gold/12525
54 * options.h (class General_options): Support -z notext.
55 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
56 -Wl,-z,notext.
57 (two_file_shared_nonpic.so): Likewise.
58 (two_file_shared_mixed.so): Likewise.
59 (two_file_shared_mixed_1.so): Likewise.
60 (weak_undef_lib_nonpic.so): Likewise.
61 (alt/weak_undef_lib_nonpic.so): Likewise.
62 (tls_test_shared_nonpic.so): Likewise.
63 * testsuite/Makefile.in: Rebuild.
64
328c7c2f
ILT		 652011-07-01 Ian Lance Taylor <iant@google.com>
66
67 PR gold/12525
68 * configure.ac: Test whether static linking works, setting
69 the automake conditional HAVE_STATIC.
70 * testsuite/Makefile.am: Disable tests using -static if
71 HAVE_STATIC is not true.
72 * configure, testsuite/Makefile.in: Rebuild.
73
02d7cd44
ILT		 742011-07-01 Ian Lance Taylor <iant@google.com>
75
76 PR gold/12525
77 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
78 Assert if we see DW_EH_PE_indirect.
79 * target.h (Target::ehframe_datarel_base): New function.
80 (Target::do_ehframe_datarel_base): New target function.
81 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
82 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
83 function.
84
07a60597
ILT		 852011-07-01 Ian Lance Taylor <iant@google.com>
86
87 PR gold/12571
88 * options.h (class General_options): Add
89 --ld-generated-unwind-info.
90 * ehframe.cc (Fde::write): Add address parameter. Change all
91 callers. If associated with PLT, fill in address and size.
92 (Cie::set_output_offset): Only add merge mapping if there is an
93 object.
94 (Cie::write): Add address parameter. Change all callers.
95 (Eh_frame::add_ehframe_for_plt): New function.
96 * ehframe.h (class Fde): Update declarations. Move shndx_ and
97 input_offset_ fields into union u_, with new plt field.
98 (Fde::Fde): Adjust for new union field.
99 (Fde::Fde) [Output_data version]: New constructor.
100 (Fde::add_mapping): Only add merge mapping if there is an object.
101 (class Cie): Update declarations.
102 (class Eh_frame): Declare add_ehframe_for_plt.
103 * layout.cc (Layout::layout_eh_frame): Break out code into
104 make_eh_frame_section, and call it.
105 (Layout::make_eh_frame_section): New function.
106 (Layout::add_eh_frame_for_plt): New function.
107 * layout.h (class Layout): Update declarations.
108 * merge.cc (Merge_map::add_mapping): Add assertion.
109 * i386.cc: Include "dwarf.h".
110 (class Output_data_plt_i386): Make first_plt_entry,
111 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
112 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
113 and plt_eh_frame_fde.
114 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
115 boundary. Call add_eh_frame_for_plt if appropriate.
116 * x86_64.cc: Include "dwarf.h".
117 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
118 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
119 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
120 and plt_eh_frame_fde.
121 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
122 appropriate.
123
14788a3f
ILT		 1242011-06-29 Ian Lance Taylor <iant@google.com>
125
126 PR gold/12629
127 * object.cc (Sized_relobj_file::layout_section): Change shdr
128 parameter to be const.
129 (Sized_relobj_file::layout_eh_frame_section): New function, broken
130 out of do_layout.
131 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
132 appropriate. Call layout_eh_frame_section.
133 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
134 sections.
135 * object.h (class Sized_relobj_file): Update declarations.
136
6c21fce1
ILT		 1372011-06-29 Ian Lance Taylor <iant@google.com>
138
37e41b03 139 PR gold/12652
6c21fce1
ILT		 140 * script.cc (Token::integer_value): Accept trailing M/m/K/k
141 modifier.
142 (Lex::gather_token): Accept trailing M/m/K/k for integers.
143
4d5e4e62
ILT		 1442011-06-29 Ian Lance Taylor <iant@google.com>
145
146 PR gold/12675
147 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
148 SHT_X86_64_UNWIND.
149 * layout.cc (Layout::layout_eh_frame): Likewise.
150
886f533a
ILT		 1512011-06-29 Ian Lance Taylor <iant@google.com>
152
153 PR gold/12695
154 * layout.cc (Layout::symtab_section_shndx): New function.
155 * layout.h (class Layout): Declare symtab_section_shndx.
156 * output.cc (Output_section::write_header): Call it.
157
f3ae1b28
ILT		 1582011-06-29 Ian Lance Taylor <iant@google.com>
159
160 PR gold/12818
161 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
162 symbols which are not used in a relocation.
163
aecf301f
ILT		 1642011-06-28 Ian Lance Taylor <iant@google.com>
165
166 PR gold/12898
167 * layout.cc (Layout::segment_precedes): Don't crash if a linker
168 script create indistinguishable segments.
169 (Layout::set_segment_offsets): Use stable_sort when sorting
170 segments. Pass this to Compare_segments constructor.
171 * layout.h (class Layout): Make segment_precedes non-static.
172 (class Compare_segments): Change from struct to class. Add
173 layout_ field. Add constructor.
174 * script-sections.cc
175 (Script_sections::attach_sections_using_phdrs_clause): Rename
176 local orphan to is_orphan. Don't report failure to put empty
177 section in segment. On attachment failure, report name of
178 section, and attach to first PT_LOAD segment.
179
03ef7571
ILT		 1802011-06-28 Ian Lance Taylor <iant@google.com>
181
182 PR gold/12934
183 * target-select.cc (Target_selector::Target_selector): Add
184 emulation parameter. Change all callers.
185 (select_target_by_bfd_name): Rename from select_target_by_name.
186 Change all callers.
187 (select_target_by_emulation): New function.
188 (supported_emulation_names): New function.
189 * target-select.h (class Target_selector): Add emulation_ field.
190 Update declarations.
191 (Target_selector::recognize_by_bfd_name): Rename from
192 recognize_by_name. Change all callers.
193 (Target_selector::supported_bfd_names): Rename from
194 supported_names. Change all callers.
195 (Target_selector::recognize_by_emulation): New function.
196 (Target_selector::supported_emulations): New function.
197 (Target_selector::emulation): New function.
198 (Target_selector::do_recognize_by_bfd_name): Rename from
199 do_recognize_by_name. Change all callers.
200 (Target_selector::do_supported_bfd_names): Rename from
201 do_supported_names. Change all callers.
202 (Target_selector::do_recognize_by_emulation): New function.
203 (Target_selector::do_supported_emulations): New function.
204 (select_target_by_bfd_name): Change name in declaration.
205 (select_target_by_emulation): Declare.
206 (supported_emulation_names): Declare.
207 * parameters.cc (parameters_force_valid_target): Try to find
208 target based on emulation from -m option.
209 * options.h (class General_options): Change doc string for -m.
210 * options.cc (help): Print emulations.
211 (General_options::parse_V): Likewise.
212 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
213 Add emulation parameter. Change all callers.
214
200b2bb9
ILT		 2152011-06-28 Ian Lance Taylor <iant@google.com>
216
217 * target.h (class Target): Add osabi_ field.
218 (Target::osabi): New function.
219 (Target::set_osabi): New function.
220 (Target::Target): Initialize osabi_.
221 (Target::do_adjust_elf_header): Make pure virtual.
222 (Sized_target::do_adjust_elf_header): Declare.
223 * target.cc (Sized_target::do_adjust_elf_header): New function.
224 (class Sized_target): Instantiate all versions.
225 * freebsd.h (class Target_freebsd): Remove.
226 (Target_selector_freebsd::do_recognize): Call set_osabi on
227 Target.
228 (Target_selector_freebsd::do_recognize_by_name): Likewise.
229 (Target_selector_freebsd::set_osabi): Remove.
230 * i386.cc (class Target_i386): Inherit from Sized_target rather
231 than Target_freebsd.
232 * x86_64.cc (class Target_x86_64): Likewise.
233
b3ce541e
ILT		 2342011-06-28 Ian Lance Taylor <iant@google.com>
235
236 * target.h (Target::can_check_for_function_pointers): Rewrite.
237 Make non-virtual.
238 (Target::can_icf_inline_merge_sections): Likewise.
239 (Target::section_may_have_icf_unsafe_poineters): Likewise.
240 (Target::Target_info): Add can_icf_inline_merge_sections field.
241 (Target::do_can_check_for_function_pointers): New virtual
242 function.
243 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
244 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
245 from can_check_for_function_pointers, move in file.
246 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
247 section_may_have_icf_unsafe_poineters, move in file.
248 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
249 * i386.cc (Target_i386::do_can_check_for_function_pointers):
250 Rename from can_check_for_function_pointers, move in file.
251 (Target_i386::can_icf_inline_merge_sections): Remove.
252 (Target_i386::i386_info): Initialize
253 can_icf_inline_merge_sections.
254 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
255 Initialize can_icf_inline_merge_sections.
256 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
257 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
258 Rename from can_check_for_function_pointers, move in file.
259 (Target_x86_64::can_icf_inline_merge_sections): Remove.
260 (Target_x86_64::x86_64_info): Initialize
261 can_icf_inline_merge_sections.
262 * testsuite/testfile.cc (Target_test::test_target_info):
263 Likewise.
264 * icf.cc (get_section_contents): Correct formatting.
265
6d1c4efb
ILT		 2662011-06-27 Ian Lance Taylor <iant@google.com>
267
268 * symtab.cc (Symbol::versioned_name): New function.
269 (Symbol_table::add_to_final_symtab): Use versioned_name when
270 appropriate.
271 (Symbol_table::sized_write_symbol): Likewise.
272 * symtab.h (class Symbol): Declare versioned_name.
273 * stringpool.h (class Stringpool_template): Add variant of add
274 which takes a std::basic_string.
275 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
276 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
277 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
278 (ver_test_12.o): New target.
279 * testsuite/Makefile.in: Rebuild.
280
57eb9b50
DK		 2812011-06-27 Doug Kwan <dougkwan@google.com>
282
283 * arm.cc (Arm_relocate_functions::thm_jump8,
284 Arm_relocate_functions::thm_jump11): Use a wider signed
285 type to compute offset.
286 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
287 arm_thm_jump8.
288 * testsuite/Makefile.in: Regenerate.
289 * testsuite/arm_branch_in_range.sh: Check test results of
290 arm_thm_jump11 and arm_thm_jump8.
291 * testsuite/arm_thm_jump11.s: New test source file.
292 * testsuite/arm_thm_jump11.t: New linker script.
293 * testsuite/arm_thm_jump8.s: New test source file.
294 * testsuite/arm_thm_jump8.t: New linker script.
295
487b39df
ILT		 2962011-06-24 Ian Lance Taylor <iant@google.com>
297
298 * layout.cc: Include "object.h".
299 (ctors_sections_in_init_array): New static variable.
300 (Layout::is_ctors_in_init_array): New function.
301 (Layout::layout): Add entry to ctors_sections_in_init_array if
302 appropriate.
303 * layout.h (class Layout): Declare is_ctors_in_init_array.
304 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
305 is_ctors_reverse_view is set.
306 (Sized_relobj_file::write_sections): Add layout parameter. Change
307 all callers. Set is_ctors_reverse_view field of View_size.
308 (Sized_relobj_file::reverse_words): New function.
309 * object.h (Sized_relobj_file::View_size): Add
310 is_ctors_reverse_view field.
311 (class Sized_relobj_file): Update declarations.
312 * testsuite/initpri3.c: New test.
313 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
314 initpri3b.
315 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
316 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
317 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
318 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
319 * testsuite/Makefile.in: Rebuild.
320
472076e4
CC		 3212011-06-24 Cary Coutant <ccoutant@google.com>
322
323 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
324 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
325 (debug_msg_cdebug.err): New targets.
326 * testsuite/Makefile.in: Regenerate.
327 * testsuite/debug_msg.sh: Check output of link with compressed debug.
328 Fix checks for link with shared library.
329
a60af0db
DK		 3302011-06-24 Doug Kwan <dougkwan@google.com>
331
332 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
333 skip empty text sections.
334 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
335
5393d741
ILT		 3362011-06-22 Ian Lance Taylor <iant@google.com>
337
338 PR gold/12910
339 * options.h (class General_options): Add --ctors-in-init-array.
340 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
341 friends as SHT_PROGBITS for merging sections.
342 (Layout::layout): Remove special handling of .init_array and
343 friends. Don't sort if doing relocatable link. Sort for .ctors
344 and .dtors if ctors_in_init_array.
345 (Layout::make_output_section): Force correct section types for
346 .init_array and friends. Don't sort if doing relocatable link,
347 Don't sort .ctors and .dtors if ctors_in_init_array.
348 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
349 (Layout::output_section_name): Add relobj parameter. Change all
350 callers. Handle .ctors. and .dtors. in code rather than table.
351 Handle .ctors and .dtors if ctors_in_init_array.
352 (Layout::match_file_name): New function, moved from output.cc.
353 * layout.h (class Layout): Update declarations.
354 * output.cc: Include "layout.h".
355 (Input_section_sort_entry::get_priority): New function.
356 (Input_section_sort_entry::match_file_name): Just call
357 Layout::match_file_name.
358 (Output_section::Input_section_sort_init_fini_compare::operator()):
359 Handle .ctors and .dtors. Sort by explicit priority rather than
360 by name.
361 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
362 * testsuite/initpri2.c: New test.
363 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
364 (check_PROGRAMS): Add initpri2.
365 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
366 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
367 * configure, testsuite/Makefile.in: Rebuild.
368
e1f74f98
ILT		 3692011-06-19 Ian Lance Taylor <iant@google.com>
370
371 PR gold/12880
372 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
373 .interp section to a PT_INTERP segment even if we have seen a
374 --dynamic-linker option. Don't do it if we have seen a PHDRS
375 clause in a linker script.
376 (Layout::finalize): Don't create a .interp section if we've
377 already create a PT_INTERP segment.
378 (Layout::create_interp): Always call choose_output_section (revert
379 patch of 2011-06-17). Don't create PT_INTERP segment.
380 * script-sections.cc
381 (Script_sections::create_note_and_tls_segments): Add a .interp
382 section to a PT_INTERP segment even if we have seen a
383 --dynamic-linker option.
384
766f91bb
ILT		 3852011-06-18 Ian Lance Taylor <iant@google.com>
386
387 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
388 merely because a non-PT_LOAD segment has a dynamic reloc.
389
0d212c3a
ILT		 3902011-06-18 Ian Lance Taylor <iant@google.com>
391
392 * layout.cc (Layout::finish_dynamic_section): Don't create
393 DT_FLAGS entry if not needed.
394
911a5072
ILT		 3952011-06-18 Ian Lance Taylor <iant@google.com>
396
397 PR gold/12745
398 * layout.cc (Layout::layout_eh_frame): Correct handling of
399 writable .eh_frame section.
400
534b4e5f
ILT		 4012011-06-17 Ian Lance Taylor <iant@google.com>
402
403 PR gold/12893
404 * resolve.cc (Symbol_table::resolve): Don't give an error if a
405 symbol is redefined with the exact same object and value.
406
10b4f102
ILT		 4072011-06-17 Ian Lance Taylor <iant@google.com>
408
409 PR gold/12880
410 * layout.h (class Layout): Add interp_segment_ field.
411 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
412 (Layout::attach_allocated_section_to_segment): If making shared
413 library, put .interp section in PT_INTERP segment.
414 (Layout::finalize): Also call create_interp if -dynamic-linker
415 option was used.
416 (Layout::create_interp): Assert that there is no PT_INTERP
417 segment. If not using a SECTIONS clause, use make_output_section.
418 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
419 * script-sections.cc
420 (Script_sections::create_note_and_tls_segments): If making shared
421 library, put .interp section in PT_INTERP segment.
422
a29b0dad
ILT		 4232011-06-17 Ian Lance Taylor <iant@google.com>
424
e588ea8d
ILT		 425 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
426 when making a shared library.
427
4282011-06-17 Ian Lance Taylor <iant@google.com>
429
430 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
431 parameter. Change all callers. Don't issue warning about PC32
432 against locally defined symbol.
a29b0dad 433
9d3b0698
ILT		 4342011-06-16 Ian Lance Taylor <iant@google.com>
435
436 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
437 occurs in same object.
438
85b0f90c
AM		 4392011-06-14 Alan Modra <amodra@gmail.com>
440
441 * po/POTFILES.in: Regenerate.
442
a94907d9
ILT		 4432011-06-09 Ian Lance Taylor <iant@google.com>
444
445 * script-sections.cc
446 (Orphan_output_section::set_section_addresses): For a relocatable
447 link set address to 0.
448
4fb3a1c3
CC		 4492011-06-09 Cary Coutant <ccoutant@google.com>
450
451 PR gold/12804
452 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
453 used with --compress-debug-sections.
454 * gold/object.cc (Sized_relobj_file::do_layout): Report
455 uncompressed size of compressed input sections.
456
61220854
CC		 4572011-06-08 Cary Coutant <ccoutant@google.com>
458
459 PR gold/12804
460 * testsuite/two_file_test_2_v1.cc: Change initialization of
461 v2 to keep it in .data.
462
e6455dfb
CC		 4632011-06-07 Cary Coutant <ccoutant@google.com>
464
465 * common.cc (Symbol_table::do_allocate_commons_list): Call
466 gold_fallback.
467 * errors.cc (Errors::fatal): Adjust call to gold_exit.
468 (Errors::fallback): New function.
469 (gold_fallback): New function.
470 * errors.h (Errors::fallback): New function.
471 * gold.cc (gold_exit): Change status parameter to enum; adjust
472 all callers.
473 (queue_initial_tasks): Call gold_fallback.
474 * gold.h: Include cstdlib.
475 (Exit_status): New enum type.
476 (gold_exit): Change status parameter to enum.
477 (gold_fallback): New function.
478 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
479 (Layout::create_symtab_sections): Likewise.
480 (Layout::create_shdrs): Likewise.
481 * main.cc (main): Adjust call to gold_exit.
482 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
483 (Output_data_got::add_got_entry_pair): Likewise.
484 (Output_section::add_input_section): Likewise.
485 (Output_section::add_output_section_data): Likewise.
486 (Output_segment::set_section_list_addresses): Likewise.
487 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
488
fb0e076f
CC		 4892011-06-07 Cary Coutant <ccoutant@google.com>
490
491 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
492 for incremental links.
493 * output.cc (Output_segment::set_section_list_addresses): Remove
494 FIXME and test for TLS or BSS.
495
a5ee4d5d
CC		 4962011-06-07 Cary Coutant <ccoutant@google.com>
497
498 * testsuite/Makefile.am: Add incremental_copy_test,
499 incremental_common_test_1.
500 * testsuite/Makefile.in: Regenerate.
501 * testsuite/common_test_1_v1.c: New source file.
502 * testsuite/common_test_1_v2.c: New source file.
503 * testsuite/copy_test_v1.cc: New source file.
504
5146f448
CC		 5052011-06-07 Cary Coutant <ccoutant@google.com>
506
507 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
508 update, allocate common from bss section's free list.
509 * incremental-dump.cc (dump_incremental_inputs): Print flag for
510 linker-defined symbols.
511 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
512 Skip GOT and PLT entries that are no longer referenced.
513 (Output_section_incremental_inputs::write_info_blocks): Mark
514 linker-defined symbols.
515 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
516 * output.cc (Output_section::allocate): New function.
517 * output.h (Output_section::allocate): New function.
518 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
519 linker-defined symbols.
520 (Symbol::override_base_with_special): Copy is_predefined_ flag.
521 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
522 (Symbol::init_base_output_data): Likewise.
523 (Symbol::init_base_output_segment): Likewise.
524 (Symbol::init_base_constant): Likewise.
525 (Sized_symbol::init_output_data): Likewise.
526 (Sized_symbol::init_output_segment): Likewise.
527 (Sized_symbol::init_constant): Likewise.
528 (Symbol_table::do_define_in_output_data): Likewise.
529 (Symbol_table::do_define_in_output_segment): Likewise.
530 (Symbol_table::do_define_as_constant): Likewise.
531 * symtab.h (Symbol::is_predefined): New function.
532 (Symbol::init_base_output_data): Add is_predefined parameter.
533 (Symbol::init_base_output_segment): Likewise.
534 (Symbol::init_base_constant): Likewise.
535 (Symbol::is_predefined_): New data member.
536 (Sized_symbol::init_output_data): Add is_predefined parameter.
537 (Sized_symbol::init_output_segment): Likewise.
538 (Sized_symbol::init_constant): Likewise.
539 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
540
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CC		 5412011-06-07 Cary Coutant <ccoutant@google.com>
542
543 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
544 instead of emit_copy_reloc.
545 (Copy_relocs::emit_copy_reloc): Refactor.
546 (Copy_relocs::make_copy_reloc): New function.
547 (Copy_relocs::add_copy_reloc): Remove.
548 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
549 section.
550 (Copy_relocs::make_copy_reloc): New function.
551 (Copy_relocs::add_copy_reloc): Remove.
552 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
553 unchanged input files.
554 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
555 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
556 Reserve BSS space for COPY relocations.
557 (Sized_incremental_binary::do_emit_copy_relocs): New function.
558 (Output_section_incremental_inputs::write_info_blocks): Record
559 whether a symbol is copied from a shared object.
560 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
561 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
562 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
563 (Incremental_input_entry_reader::get_output_symbol_index): Add
564 is_copy parameter.
565 (Incremental_binary::emit_copy_relocs): New function.
566 (Incremental_binary::do_emit_copy_relocs): New function.
567 (Sized_incremental_binary::Sized_incremental_binary): Initialize
568 new data member.
569 (Sized_incremental_binary::add_copy_reloc): New function.
570 (Sized_incremental_binary::do_emit_copy_relocs): New function.
571 (Sized_incremental_binary::Copy_reloc): New struct.
572 (Sized_incremental_binary::Copy_relocs): New typedef.
573 (Sized_incremental_binary::copy_relocs_): New data member.
574 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
575 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
576 * target.h (Sized_target::emit_copy_reloc): New function.
577 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
578
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580
581 PR gold/12163
582 * gold/archive.cc (Archive::Archive): Initialize new data member.
583 (Archive::include_all_members): Return if archive has already been
584 included.
585 * gold/archive.h (Archive::include_all_members_): New data member.
586
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NC		 5872011-06-02 Nick Clifton <nickc@redhat.com>
588
589 * dynobj.h: Fix spelling mistake in comment.
590 * output.cc: Likewise.
591
f62a3ca7
DK		 5922011-05-31 Doug Kwan <dougkwan@google.com>
593 Asier Llano
594
595 PR gold/12826
cc643b88 596 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 597 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
598 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
599 redundant arm_exidx_test.so.
600 * testsuite/Makefile.in: Regenerate.
601 (check_SCRIPTS): Add pr12826.sh
602 (check_DATA): Add pr12826.stdout
603 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
604 * testsuite/pr12826.sh: New file.
605 * testsuite/pr12826_1.s: Ditto.
606 * testsuite/pr12826_1.s: Ditto.
607
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609
610 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
611 sections.
612
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ILT		 6132011-05-29 Ian Lance Taylor <iant@google.com>
614
615 PR gold/12804
616 * testsuite/Makefile.am: Use different file name for two_file_test
617 temporary file for each incremental test.
618 * testsuite/Makefile.in: Rebuild.
619
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621
622 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
623 binary input file is empty.
624
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626
627 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
628 (ver_test_9.so): Likewise.
629 * testsuite/Makefile.in: Rebuild.
630
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632
633 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
634 * incremental.cc (Incremental_inputs::report_input_section): Fix
635 comment, indentation.
636 (Incremental_inputs::report_comdat_group): New function.
637 (Output_section_incremental_inputs::set_final_data_size): Adjust size
638 of data for incremental input file entry.
639 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
640 group count, COMDAT group signatures.
641 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
642 an unchanged input file.
643 * incremental.h (Incremental_object_entry::Incremental_object_entry):
644 Initialize new data member.
645 (Incremental_object_entry::add_comdat_group): New function.
646 (Incremental_object_entry::get_comdat_group_count): New function.
647 (Incremental_object_entry::get_comdat_signature_key): New function.
648 (Incremental_object_entry::groups_): New data member.
649 (Incremental_inputs::report_comdat_group): New function.
650 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
651 data for incremental input file entry.
652 (Incremental_input_entry_reader::get_comdat_group_count): New function.
653 (Incremental_input_entry_reader::get_input_section): Adjust size of
654 data for incremental input file entry.
655 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
656 (Incremental_input_entry_reader::get_comdat_group_signature): New
657 function.
658 * object.cc (Sized_relobj::include_section_group): Report kept
659 COMDAT groups for incremental links.
660
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662
663 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
664 with name parameter. Add found_name parameter.
665 * fileread.cc (Input_file::find_file): Adjust code accordingly.
666 * dirsearch.h (class Dirsearch): Update declaration.
667
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ILT		 6682011-05-24 Ian Lance Taylor <iant@google.com>
669
670 * archive.cc (Library_base::should_include_member): Pull in object
671 from archive if it defines the entry symbol.
672 * parameters.cc (Parameters::entry): New function.
673 * parameters.h (class Parameters): Declare entry.
674 * output.h (class Output_file_header): Remove entry_ field.
675 * output.cc (Output_file_header::Output_file_header): Remove entry
676 parameter. Change all callers.
677 (Output_file_header::entry): Use parameters->entry.
678 * gold.cc (queue_middle_tasks): Likewise.
679 * plugin.cc (Plugin_hook::run): Likewise.
680
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682
683 * gold.cc (queue_initial_tasks): Pass incremental base filename
684 to Output_file::open_base_file; don't print error message.
685 * incremental-dump.cc (main): Adjust call to
686 Output_file::open_for_modification.
687 * incremental-dump.cc (main): Likewise.
688 * incremental.cc (Incremental_inputs::report_command_line):
689 Ignore --incremental-base option when comparing command lines.
690 Ignore parameter when given as separate argument.
691 * options.h (class General_options): Add --incremental-base.
692 * output.cc (Output_file::Output_file):
693 (Output_file::open_base_file): Add base_name and writable parameters;
694 read base file into new file; print error message here.
695 (Output_file::map_no_anonymous): Add writable parameter; adjust all
696 callers.
697 * output.h (Output_file::open_for_modification): Rename to...
698 (Output_file::open_base_file): ...this; add base_name and
699 writable parameters; adjust all callers.
700 (Output_file::map_no_anonymous): Add writable parameter; adjust all
701 callers.
702 * testsuite/Makefile.am (incremental_test_4): Test
703 --incremental-base.
704 * testsuite/Makefile.in: Regenerate.
705
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707
708 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
709 incremental_test_4.
710 * testsuite/Makefile.in: Regenerate.
711 * testsuite/two_file_test_1_v1.cc: New test source file.
712 * testsuite/two_file_test_1b_v1.cc: New test source file.
713 * testsuite/two_file_test_2_v1.cc: New test source file.
714
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716
717 * dynobj.h (Dynobj::do_dynobj): New function.
718 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
719 flag and soname for shared objects.
720 * incremental.cc (Incremental_inputs::report_object): Make
721 either Incremental_object_entry or Incremental_dynobj_entry; add
722 soname to string table.
723 (Incremental_inputs::report_input_section): Add assertion.
724 (Output_section_incremental_inputs::set_final_data_size): Adjust
725 type of input file entry for shared libraries; adjust size of
726 shared library info entry.
727 (Output_section_incremental_inputs::write_input_files): Write
728 as_needed flag for shared libraries.
729 (Output_section_incremental_inputs::write_info_blocks): Adjust type
730 of input file entry for shared libraries; write soname.
731 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
732 soname from incremental info.
733 * incremental.h (enum Incremental_input_flags): Add
734 INCREMENTAL_INPUT_AS_NEEDED.
735 (Incremental_input_entry::Incremental_input_entry): Initialize new
736 data member.
737 (Incremental_input_entry::set_as_needed): New function.
738 (Incremental_input_entry::as_needed): New function.
739 (Incremental_input_entry::do_dynobj_entry): New function.
740 (Incremental_input_entry::as_needed_): New data member.
741 (Incremental_object_entry::Incremental_object_entry): Don't check
742 for shared library.
743 (Incremental_object_entry::do_type): Likewise.
744 (class Incremental_dynobj_entry): New class.
745 (Incremental_input_entry_reader::as_needed): New function.
746 (Incremental_input_entry_reader::get_soname): New function.
747 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
748 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
749 size of shared library info entry.
750 * layout.cc (Layout::finish_dynamic_section): Don't test for
751 incremental link when adding DT_NEEDED entries.
752 * object.h (Object::Object): Initialize new data member.
753 (Object::dynobj): New function.
754 (Object::set_as_needed): New function.
755 (Object::as_needed): New function.
756 (Object::do_dynobj): New function.
757 (Object::as_needed_): New data member.
758
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760
761 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
762 info; adjust display of GOT entries.
763 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
764 vector of input objects; remove file_status_.
765 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
766 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
767 got_plt reader; call target hooks to reserve GOT entries.
768 (Output_section_incremental_inputs::set_final_data_size): Adjust size
769 of input file info header and GOT info entry.
770 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
771 relocation info.
772 (Got_plt_view_info::got_descriptor): Remove.
773 (Got_plt_view_info::sym_index): New data member.
774 (Got_plt_view_info::input_index): New data member.
775 (Local_got_offset_visitor::visit): Write input file index.
776 (Global_got_offset_visitor::visit): Write 0 for input file index.
777 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
778 with sym_index and input_index.
779 (Output_section_incremental_inputs::write_got_plt): Adjust size of
780 incremental info GOT entry; replace got_descriptor with input_index.
781 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
782 map from input file index to object.
783 (Sized_relobj_incr::do_layout): Replace direct data member reference
784 with accessor function.
785 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
786 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
787 Adjust size of input file info header.
788 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
789 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
790 (Incremental_input_entry_reader::get_input_section): Adjust size of
791 input file info header.
792 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
793 of incremental info GOT entry.
794 (Incremental_got_plt_reader::get_got_desc): Remove.
795 (Incremental_got_plt_reader::get_got_symndx): New function.
796 (Incremental_got_plt_reader::get_got_input_index): New function.
797 (Sized_incremental_binary::Sized_incremental_binary): Remove
798 file_status_; add input_objects_.
799 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
800 (Sized_incremental_binary::set_file_is_unchanged): Remove.
801 (Sized_incremental_binary::file_is_unchanged): Remove.
802 (Sized_incremental_binary::set_input_object): New function.
803 (Sized_incremental_binary::input_object): New function.
804 (Sized_incremental_binary::file_status_): Remove.
805 (Sized_incremental_binary::input_objects_): New data member.
806 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
807 references.
808 (Sized_relobj_incr::invalid_address): Move to base class.
809 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
810 class.
811 (Sized_relobj_incr::do_output_section_offset): Likewise.
812 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
813 (Sized_relobj_incr::section_offsets_): Likewise.
814 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
815 function.
816 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
817 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
818 with accessor function.
819 (Sized_relobj_file::do_layout): Likewise.
820 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
821 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
822 (Sized_relobj_file::compute_final_local_value): Replace refs to
823 section_offsets_ with accessor function.
824 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
825 * object.h (Relobj::Relobj): Initialize new data members.
826 (Relobj::add_dyn_reloc): New function.
827 (Relobj::first_dyn_reloc): New function.
828 (Relobj::dyn_reloc_count): New function.
829 (Relobj::first_dyn_reloc_): New data member.
830 (Relobj::dyn_reloc_count_): New data member.
831 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
832 references.
833 (Sized_relobj::Address): New typedef.
834 (Sized_relobj::invalid_address): Move here from child class.
835 (Sized_relobj::Sized_relobj): Initialize new data members.
836 (Sized_relobj::sized_relobj): New function.
837 (Sized_relobj::is_output_section_offset_invalid): Move here from
838 child class.
839 (Sized_relobj::get_output_section_offset): Likewise.
840 (Sized_relobj::local_has_got_offset): Likewise.
841 (Sized_relobj::local_got_offset): Likewise.
842 (Sized_relobj::set_local_got_offset): Likewise.
843 (Sized_relobj::do_for_all_local_got_entries): Likewise.
844 (Sized_relobj::clear_got_offsets): New function.
845 (Sized_relobj::section_offsets): Move here from child class.
846 (Sized_relobj::do_output_section_offset): Likewise.
847 (Sized_relobj::do_set_section_offset): Likewise.
848 (Sized_relobj::Local_got_offsets): Likewise.
849 (Sized_relobj::local_got_offsets_): Likewise.
850 (Sized_relobj::section_offsets_): Likewise.
851 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
852 references.
853 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
854 class.
855 (Sized_relobj_file::sized_relobj): New function
856 (Sized_relobj_file::local_has_got_offset): Move to base class.
857 (Sized_relobj_file::local_got_offset): Likewise.
858 (Sized_relobj_file::set_local_got_offset): Likewise.
859 (Sized_relobj_file::get_output_section_offset): Likewise.
860 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
861 (Sized_relobj_file::do_output_section_offset): Likewise.
862 (Sized_relobj_file::do_set_section_offset): Likewise.
863 (Sized_relobj_file::Local_got_offsets): Likewise.
864 (Sized_relobj_file::local_got_offsets_): Likewise.
865 (Sized_relobj_file::section_offsets_): Likewise.
866 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
867 (all constructors).
868 (set_needs_dynsym_index): Convert relobj to derived class pointer.
869 (Output_reloc::get_symbol_index): Likewise.
870 (Output_reloc::local_section_offset): Likewise.
871 (Output_reloc::get_address): Likewise.
872 (Output_reloc::symbol_value): Likewise.
873 (Output_data_got::reserve_slot): Move to class definition.
874 (Output_data_got::reserve_local): New function.
875 (Output_data_got::reserve_slot_for_global): Remove.
876 (Output_data_got::reserve_global): New function.
877 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
878 (all constructors, two instantiations).
879 (Output_reloc::get_relobj): New function (two instantiations).
880 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
881 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
882 (Output_data_reloc::add_global): Adjust type of relobj.
883 (Output_data_reloc::add_global_relative): Likewise.
884 (Output_data_reloc::add_symbolless_global_addend): Likewise.
885 (Output_data_reloc::add_local): Likewise.
886 (Output_data_reloc::add_local_relative): Likewise.
887 (Output_data_reloc::add_symbolless_local_addend): Likewise.
888 (Output_data_reloc::add_local_section): Likewise.
889 (Output_data_reloc::add_output_section): Likewise.
890 (Output_data_reloc::add_absolute): Likewise.
891 (Output_data_reloc::add_target_specific): Likewise.
892 (Output_data_got::reserve_slot): Move definition here.
893 (Output_data_got::reserve_local): New function.
894 (Output_data_got::reserve_global): New function.
895 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
896 section_offsets_ with accessor function.
897 (Sized_relobj_file::write_sections): Likewise.
898 (Sized_relobj_file::do_relocate_sections): Likewise.
899 * target.h (Sized_target::reserve_local_got_entry): New function.
900 (Sized_target::reserve_global_got_entry): New function.
901 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
902 (Target_x86_64::reserve_global_got_entry): New function.
903 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
904
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906
907 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
908 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
909 bit when checking got_type.
910 * incremental.cc (Sized_incremental_binary::setup_readers):
911 Store symbol table and string table locations; initialize bit vector
912 of file status flags.
913 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
914 unchanged files.
915 (Sized_incremental_binary::do_process_got_plt): New function.
916 (Sized_incremental_binary::get_symtab_view): Use stored locations.
917 (Output_section_incremental_inputs::set_final_data_size): Record
918 file index for each input file.
919 (Output_section_incremental_inputs::write_got_plt): Store file index
920 instead of input entry offset for each GOT entry.
921 * incremental.h
922 (Incremental_input_entry::Incremental_input_entry): Initialize new
923 data member.
924 (Incremental_input_entry::set_offset): Store file index.
925 (Incremental_input_entry::get_file_index): New function.
926 (Incremental_input_entry::file_index_): New data member.
927 (Incremental_binary::process_got_plt): New function.
928 (Incremental_binary::do_process_got_plt): New function.
929 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
930 data members.
931 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
932 (Sized_incremental_binary::set_file_is_unchanged): New function.
933 (Sized_incremental_binary::file_is_unchanged): New function.
934 (Sized_incremental_binary::do_process_got_plt): New function.
935 (Sized_incremental_binary::file_status_): New data member.
936 (Sized_incremental_binary::main_symtab_loc_): New data member.
937 (Sized_incremental_binary::main_strtab_loc_): New data member.
938 * output.cc (Output_data_got::Got_entry::write): Add case
939 RESERVED_CODE.
940 (Output_data_got::add_global): Call add_got_entry.
941 (Output_data_got::add_global_plt): Likewise.
942 (Output_data_got::add_global_with_rel): Likewise.
943 (Output_data_got::add_global_with_rela): Likewise.
944 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
945 (Output_data_got::add_global_pair_with_rela): Likewise.
946 (Output_data_got::add_local): Call add_got_entry.
947 (Output_data_got::add_local_plt): Likewise.
948 (Output_data_got::add_local_with_rel): Likewise.
949 (Output_data_got::add_local_with_rela): Likewise.
950 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
951 (Output_data_got::add_local_pair_with_rela): Likewise.
952 (Output_data_got::reserve_slot): New function.
953 (Output_data_got::reserve_slot_for_global): New function.
954 (Output_data_got::add_got_entry): New function.
955 (Output_data_got::add_got_entry_pair): New function.
956 (Output_section::add_output_section_data): Edit FIXME.
957 * output.h
958 (Output_section_data_build::Output_section_data_build): New
959 constructor with size parameter.
960 (Output_data_space::Output_data_space): Likewise.
961 (Output_data_got::Output_data_got): Initialize new data member; new
962 constructor with size parameter.
963 (Output_data_got::add_constant): Call add_got_entry.
964 (Output_data_got::reserve_slot): New function.
965 (Output_data_got::reserve_slot_for_global): New function.
966 (class Output_data_got::Got_entry): Add RESERVED_CODE.
967 (Output_data_got::add_got_entry): New function.
968 (Output_data_got::add_got_entry_pair): New function.
969 (Output_data_got::free_list_): New data member.
970 * target.h (Sized_target::init_got_plt_for_update): New function.
971 (Sized_target::register_global_plt_entry): New function.
972 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
973 Initialize new data member; call init; add constructor with PLT count.
974 (Output_data_plt_x86_64::init): New function.
975 (Output_data_plt_x86_64::add_relocation): New function.
976 (Output_data_plt_x86_64::reserve_slot): New function.
977 (Output_data_plt_x86_64::free_list_): New data member.
978 (Target_x86_64::init_got_plt_for_update): New function.
979 (Target_x86_64::register_global_plt_entry): New function.
980 (Output_data_plt_x86_64::add_entry): Allocate from free list for
981 incremental updates.
982 (Output_data_plt_x86_64::add_relocation): New function.
983 * testsuite/object_unittest.cc (Object_test): Set default options.
984
ec69d6da
ILT		 9852011-05-16 Ian Lance Taylor <iant@google.com>
986
987 * options.h (class General_options): Make -i a synonym for -r.
988
732e31de
ILT		 9892011-05-16 Ian Lance Taylor <iant@google.com>
990
991 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
992
403676b5
CC		 9932011-05-10 Cary Coutant <ccoutant@google.com>
994
995 * object.cc (Sized_relobj::do_count_local_symbols): Check for
996 strip_all (-s).
997
5b7b7d6e
ILT		 9982011-05-06 Ian Lance Taylor <iant@google.com>
999
1000 * layout.cc (Layout::layout): If the output section flags change,
1001 update the ordering.
1002
f0f9babf
CC		 10032011-04-25 Cary Coutant <ccoutant@google.com>
1004
1005 * incremental-dump.cc (dump_incremental_inputs): Print local
1006 symbol info for each input file.
1007 * incremental.cc
1008 (Output_section_incremental_inputs::set_final_data_size): Add local
1009 symbol info to input file entries in incremental info.
1010 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1011 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1012 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1013 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1014 implementation.
1015 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1016 (Sized_incr_relobj::do_relocate): Write the local symbols.
1017 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1018 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1019 Adjust size of input file header.
1020 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1021 (Incremental_inputs_reader::get_local_symbol_count): New function.
1022 (Incremental_inputs_reader::get_input_section): Adjust size of input
1023 file header.
1024 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1025 (Sized_incr_relobj::This): New typedef.
1026 (Sized_incr_relobj::sym_size): New const data member.
1027 (Sized_incr_relobj::Local_symbol): New struct.
1028 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1029 (Sized_incr_relobj::do_local_symbol_offset): New function.
1030 (Sized_incr_relobj::local_symbol_count_): New data member.
1031 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1032 (Sized_incr_relobj::local_symbol_index_): New data member.
1033 (Sized_incr_relobj::local_symbol_offset_): New data member.
1034 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1035 (Sized_incr_relobj::local_symbols_): New data member.
1036 * object.h (Relobj::output_local_symbol_count): New function.
1037 (Relobj::local_symbol_offset): New function.
1038 (Relobj::do_output_local_symbol_count): New function.
1039 (Relobj::do_local_symbol_offset): New function.
1040 (Sized_relobj::do_output_local_symbol_count): New function.
1041 (Sized_relobj::do_local_symbol_offset): New function.
1042
d0a9ace3
ILT		 10432011-04-22 Vladimir Simonov <sv@sw.ru>
1044
1045 * descriptors.cc (set_close_on_exec): New function.
1046 (Descriptors::open): Use set_close_on_exec.
1047 * output.cc (S_ISLNK): Define if not defined.
1048
94a3fc8b
CC		 10492011-04-22 Cary Coutant <ccoutant@google.com>
1050
1051 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1052 global symbol map.
1053 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1054 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1055 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1056 relocations.
1057 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1058 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1059 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1060 * incremental.h
1061 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1062 function.
1063 (Incremental_binary::apply_incremental_relocs): New function.
1064 (Incremental_binary::do_apply_incremental_relocs): New function.
1065 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1066 data member.
1067 (Sized_incremental_binary::add_global_symbol): New function.
1068 (Sized_incremental_binary::global_symbol): New function.
1069 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1070 (Sized_incremental_binary::symbol_map_): New data member.
1071 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1072 * target.h (Sized_target::apply_relocation): New function.
1073 * target-reloc.h (apply_relocation): New function.
1074 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1075
c87e4302
DK		 10762011-04-22 Doug Kwan <dougkwan@google.com>
1077
1078 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1079 flag of a SHT_ARM_EXIDX section.
1080 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1081 * testsuite/Makefile.in: Regenerate.
1082 * testsuite/arm_exidx_test.s: New file.
1083 * testsuite/arm_exidx_test.sh: Same.
1084
e7782cf6
CC		 10852011-04-20 Cary Coutant <ccoutant@google.com>
1086
1087 PR gold/12689
1088 * archive.h (Incremental_archive_entry::Archive_member):
1089 Initialize arg_serial_ (second constructor).
1090
308ecdc7
ILT		 10912011-04-17 Ian Lance Taylor <iant@google.com>
1092
1093 * object.cc (Relocate_info::location): Simplify location string.
1094 * errors.cc (Errors::error_at_location): Don't print program
1095 name.
1096 (Errors::warning_at_location): Likewise.
1097 (Errors::undefined_symbol): Likewise.
1098 * testsuite/debug_msg.sh: Update accordingly.
1099
bec5b579
CC		 11002011-04-14 Cary Coutant <ccoutant@google.com>
1101
1102 * gold/layout.cc (Layout::symtab_section_offset): New function.
1103 * gold/layout.h (Layout::symtab_section_offset): New function.
1104 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1105
88597d34
ILT		 11062011-04-12 Ian Lance Taylor <iant@google.com>
1107
1108 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1109 with MREMAP_MAYMOVE.
1110 * output.h (class Output_file): Add map_is_allocated_ field.
1111 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1112 not available, provide stubs. If mremap is not available, #define
1113 it to gold_mremap.
1114 (MREMAP_MAYMOVE): Define if not defined.
1115 (Output_file::Output_file): Initialize map_is_allocated_.
1116 (Output_file::resize): Check map_is_allocated_.
1117 (Output_file::map_anonymous): If mmap fails, use malloc.
1118 (Output_file::unmap): Don't do anything for an anonymous map.
1119 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1120 is not available, provide stubs.
1121 (File_read::View::~View): Use free rather than delete[].
1122 (File_read::make_view): Use malloc rather than new[]. If mmap
1123 fails, use malloc.
1124 (File_read::find_or_make_view): Use malloc rather than new[].
1125 * gold.h: Remove HAVE_REMAP code.
1126 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1127 exists. Rename mremap to gold_mremap. If mmap is not available
1128 don't do anything.
1129 * configure, config.in: Rebuild.
1130
11e361bc
ILT		 11312011-04-11 Ian Lance Taylor <iant@google.com>
1132
1133 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1134 initialize local variable v.
1135
cdc29364
CC		 11362011-04-11 Cary Coutant <ccoutant@google.com>
1137
1138 * archive.cc (Archive::include_member): Adjust call to
1139 report_object.
1140 (Add_archive_symbols::run): Track argument serial numbers.
1141 (Lib_group::include_member): Likewise.
1142 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1143 * archive.h (Incremental_archive_entry::Archive_member):
1144 Initialize arg_serial_.
1145 (Archive_member::arg_serial_): New data member.
1146 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1147 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1148 incremental link.
1149 (Sized_dynobj::do_for_all_local_got_entries): New function.
1150 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1151 function.
1152 * fileread.cc (get_mtime): New function.
1153 * fileread.h (get_mtime): New function.
1154 * gold.cc (queue_initial_tasks): Check for incremental update.
1155 (process_incremental_input): New function.
1156 (queue_middle_tasks): Don't force valid target for incremental
1157 update.
1158 * incremental-dump.cc (find_input_containing_global): Adjust
1159 size of symbol info entry.
1160 (dump_incremental_inputs): Dump argument serial number and
1161 in_system_directory flag; bias shndx by 1; print symbol names
1162 when dumping per-file symbol lists; use new symbol info readers.
1163 * incremental.cc
1164 (Output_section_incremental_inputs:update_data_size): New function.
1165 (Sized_incremental_binary::setup_readers): Setup input readers
1166 for each input file; build maps for files added from libraries
1167 and scripts.
1168 (Sized_incremental_binary::check_input_args): New function.
1169 (Sized_incremental_binary::do_check_inputs): Build map of argument
1170 serial numbers to input arguments.
1171 (Sized_incremental_binary::do_file_has_changed): Rename
1172 do_file_is_unchanged to this; compare file modification times.
1173 (Sized_incremental_binary::do_init_layout): New function.
1174 (Sized_incremental_binary::do_reserve_layout): New function.
1175 (Sized_incremental_binary::do_get_input_reader): Remove.
1176 (Sized_incremental_binary::get_symtab_view): New function.
1177 (Incremental_checker::can_incrementally_link_output_file): Remove.
1178 (Incremental_inputs::report_command_line): Exclude --debug options.
1179 (Incremental_inputs::report_archive_begin): Add parameter; track
1180 argument serial numbers; don't put input file entry for archive
1181 before archive members.
1182 (Incremental_inputs::report_archive_end): Put input file entry
1183 for archive after archive members.
1184 (Incremental_inputs::report_object): Add parameter; track argument
1185 serial numbers and in_system_directory flag.
1186 (Incremental_inputs::report_script): Add parameter; track argument
1187 serial numbers.
1188 (Output_section_incremental_inputs::set_final_data_size): Adjust
1189 size of symbol info entry; check for forwarding symbols.
1190 (Output_section_incremental_inputs::write_input_files): Write
1191 in_system_directory flag and argument serial number.
1192 (Output_section_incremental_inputs::write_info_blocks): Map section
1193 indices between incremental info and original input file; store
1194 input section index for each symbol.
1195 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1196 change operator() to visit().
1197 (class Global_got_offset_visitor): Likewise.
1198 (class Global_symbol_visitor_got_plt):
1199 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1200 classes.
1201 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1202 (Sized_incr_relobj::do_read_symbols): New function.
1203 (Sized_incr_relobj::do_layout): New function.
1204 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1205 (Sized_incr_relobj::do_add_symbols): New function.
1206 (Sized_incr_relobj::do_should_include_member): New function.
1207 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1208 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1209 (Sized_incr_relobj::do_section_size): New function.
1210 (Sized_incr_relobj::do_section_name): New function.
1211 (Sized_incr_relobj::do_section_contents): New function.
1212 (Sized_incr_relobj::do_section_flags): New function.
1213 (Sized_incr_relobj::do_section_entsize): New function.
1214 (Sized_incr_relobj::do_section_address): New function.
1215 (Sized_incr_relobj::do_section_type): New function.
1216 (Sized_incr_relobj::do_section_link): New function.
1217 (Sized_incr_relobj::do_section_info): New function.
1218 (Sized_incr_relobj::do_section_addralign): New function.
1219 (Sized_incr_relobj::do_initialize_xindex): New function.
1220 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1221 (Sized_incr_relobj::do_read_relocs): New function.
1222 (Sized_incr_relobj::do_gc_process_relocs): New function.
1223 (Sized_incr_relobj::do_scan_relocs): New function.
1224 (Sized_incr_relobj::do_count_local_symbols): New function.
1225 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1226 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1227 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1228 (Sized_incr_relobj::do_relocate): New function.
1229 (Sized_incr_relobj::do_set_section_offset): New function.
1230 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1231 (Sized_incr_dynobj::do_read_symbols): New function.
1232 (Sized_incr_dynobj::do_layout): New function.
1233 (Sized_incr_dynobj::do_add_symbols): New function.
1234 (Sized_incr_dynobj::do_should_include_member): New function.
1235 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1236 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1237 (Sized_incr_dynobj::do_section_size): New function.
1238 (Sized_incr_dynobj::do_section_name): New function.
1239 (Sized_incr_dynobj::do_section_contents): New function.
1240 (Sized_incr_dynobj::do_section_flags): New function.
1241 (Sized_incr_dynobj::do_section_entsize): New function.
1242 (Sized_incr_dynobj::do_section_address): New function.
1243 (Sized_incr_dynobj::do_section_type): New function.
1244 (Sized_incr_dynobj::do_section_link): New function.
1245 (Sized_incr_dynobj::do_section_info): New function.
1246 (Sized_incr_dynobj::do_section_addralign): New function.
1247 (Sized_incr_dynobj::do_initialize_xindex): New function.
1248 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1249 (make_sized_incremental_object): New function.
1250 (Incremental_library::copy_unused_symbols): New function.
1251 (Incremental_library::do_for_all_unused_symbols): New function.
1252 * incremental.h (enum Incremental_input_flags): New type.
1253 (class Incremental_checker): Remove.
1254 (Incremental_input_entry::Incremental_input_entry): Add argument
1255 serial number.
1256 (Incremental_input_entry::arg_serial): New function.
1257 (Incremental_input_entry::set_is_in_system_directory): New function.
1258 (Incremental_input_entry::is_in_system_directory): New function.
1259 (Incremental_input_entry::arg_serial_): New data member.
1260 (Incremental_input_entry::is_in_system_directory_): New data member.
1261 (class Script_info): Move here from script.h.
1262 (Script_info::Script_info): Add filename parameter.
1263 (Script_info::filename): New function.
1264 (Script_info::filename_): New data member.
1265 (Incremental_script_entry::Incremental_script_entry): Add argument
1266 serial number.
1267 (Incremental_object_entry::Incremental_object_entry): Likewise.
1268 (Incremental_object_entry::add_input_section): Build list of input
1269 sections with map to original shndx.
1270 (Incremental_object_entry::get_input_section_index): New function.
1271 (Incremental_object_entry::shndx_): New data member.
1272 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1273 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1274 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1275 serial number.
1276 (Incremental_inputs::report_archive_begin): Likewise.
1277 (Incremental_inputs::report_object): Likewise.
1278 (Incremental_inputs::report_script): Likewise.
1279 (class Incremental_global_symbol_reader): New class.
1280 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1281 and store flags and input file type.
1282 (Incremental_input_entry_reader::arg_serial): New function.
1283 (Incremental_input_entry_reader::type): Extract type from flags.
1284 (Incremental_input_entry_reader::is_in_system_directory): New function.
1285 (Incremental_input_entry_reader::get_input_section_count): Call
1286 accessor function for type.
1287 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1288 function for type; adjust size of global symbol entry.
1289 (Incremental_input_entry_reader::get_global_symbol_count): Call
1290 accessor function for type.
1291 (Incremental_input_entry_reader::get_object_count): Likewise.
1292 (Incremental_input_entry_reader::get_object_offset): Likewise.
1293 (Incremental_input_entry_reader::get_member_count): Likewise.
1294 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1295 (Incremental_input_entry_reader::get_member_offset): Likewise.
1296 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1297 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1298 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1299 (Incremental_input_entry_reader::get_global_symbol_reader): New
1300 function.
1301 (Incremental_input_entry_reader::get_output_symbol_index): New
1302 function.
1303 (Incremental_input_entry_reader::type_): Remove.
1304 (Incremental_input_entry_reader::flags_): New data member.
1305 (Incremental_inputs_reader::input_file_offset): New function.
1306 (Incremental_inputs_reader::input_file_index): New function.
1307 (Incremental_inputs_reader::input_file): Call input_file_offset.
1308 (Incremental_inputs_reader::input_file_at_offset): New function.
1309 (Incremental_relocs_reader::get_r_type): Reformat.
1310 (Incremental_relocs_reader::get_r_shndx): Reformat.
1311 (Incremental_relocs_reader::get_r_offset): Reformat.
1312 (Incremental_relocs_reader::data): New function.
1313 (Incremental_binary::Incremental_binary): Initialize new data members.
1314 (Incremental_binary::check_inputs): Add cmdline parameter.
1315 (Incremental_binary::file_is_unchanged): Remove.
1316 (Input_reader::arg_serial): New function.
1317 (Input_reader::get_unused_symbol_count): New function.
1318 (Input_reader::get_unused_symbol): New function.
1319 (Input_reader::do_arg_serial): New function.
1320 (Input_reader::do_get_unused_symbol_count): New function.
1321 (Input_reader::do_get_unused_symbol): New function.
1322 (Incremental_binary::input_file_count): New function.
1323 (Incremental_binary::get_input_reader): Change signature to use
1324 index instead of filename.
1325 (Incremental_binary::file_has_changed): New function.
1326 (Incremental_binary::get_input_argument): New function.
1327 (Incremental_binary::get_library): New function.
1328 (Incremental_binary::get_script_info): New function.
1329 (Incremental_binary::init_layout): New function.
1330 (Incremental_binary::reserve_layout): New function.
1331 (Incremental_binary::output_file): New function.
1332 (Incremental_binary::do_check_inputs): New function.
1333 (Incremental_binary::do_file_is_unchanged): Remove.
1334 (Incremental_binary::do_file_has_changed): New function.
1335 (Incremental_binary::do_init_layout): New function.
1336 (Incremental_binary::do_reserve_layout): New function.
1337 (Incremental_binary::do_input_file_count): New function.
1338 (Incremental_binary::do_get_input_reader): Change signature.
1339 (Incremental_binary::input_args_map_): New data member.
1340 (Incremental_binary::library_map_): New data member.
1341 (Incremental_binary::script_map_): New data member.
1342 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1343 new data members.
1344 (Sized_incremental_binary::output_section): New function.
1345 (Sized_incremental_binary::inputs_reader): Add const.
1346 (Sized_incremental_binary::symtab_reader): Add const.
1347 (Sized_incremental_binary::relocs_reader): Add const.
1348 (Sized_incremental_binary::got_plt_reader): Add const.
1349 (Sized_incremental_binary::get_symtab_view): New function.
1350 (Sized_incremental_binary::Inputs_reader): New typedef.
1351 (Sized_incremental_binary::Input_entry_reader): New typedef.
1352 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1353 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1354 (Sized_incremental_binary::do_file_has_changed): New function.
1355 (Sized_incremental_binary::do_init_layout): New function.
1356 (Sized_incremental_binary::do_reserve_layout): New function.
1357 (Sized_input_reader::Inputs_reader): Remove.
1358 (Sized_input_reader::Input_entry_reader): Remove.
1359 (Sized_input_reader::do_arg_serial): New function.
1360 (Sized_input_reader::do_get_unused_symbol_count): New function.
1361 (Sized_input_reader::do_get_unused_symbol): New function.
1362 (Sized_incremental_binary::do_input_file_count): New function.
1363 (Sized_incremental_binary::do_get_input_reader): Change signature;
1364 use index instead of filename.
1365 (Sized_incremental_binary::section_map_): New data member.
1366 (Sized_incremental_binary::input_entry_readers_): New data member.
1367 (class Sized_incr_relobj): New class.
1368 (class Sized_incr_dynobj): New class.
1369 (make_sized_incremental_object): New function.
1370 (class Incremental_library): New class.
1371 * layout.cc (Free_list::num_lists): New static data member.
1372 (Free_list::num_nodes): New static data member.
1373 (Free_list::num_removes): New static data member.
1374 (Free_list::num_remove_visits): New static data member.
1375 (Free_list::num_allocates): New static data member.
1376 (Free_list::num_allocate_visits): New static data member.
1377 (Free_list::init): New function.
1378 (Free_list::remove): New function.
1379 (Free_list::allocate): New function.
1380 (Free_list::dump): New function.
1381 (Free_list::print_stats): New function.
1382 (Layout_task_runner::run): Resize output file for incremental updates.
1383 (Layout::Layout): Initialize new data members.
1384 (Layout::set_incremental_base): New function.
1385 (Layout::init_fixed_output_section): New function.
1386 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1387 incremental updates.
1388 (Layout::create_gold_note): Do not create gold note section for
1389 incremental updates.
1390 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1391 for incremental updates.
1392 (Layout::set_section_offsets): For incremental updates, allocate space
1393 from free list.
1394 (Layout::create_symtab_sections): Layout with offsets relative to
1395 start of section; for incremental updates, allocate space from free
1396 list.
1397 (Layout::create_shdrs): For incremental updates, allocate space from
1398 free list.
1399 (Layout::finish_dynamic_section): For incremental updates, do not
1400 check --as-needed (fixed in subsequent patch).
1401 * layout.h (class Free_list): New class.
1402 (Layout::set_incremental_base): New function.
1403 (Layout::incremental_base): New function.
1404 (Layout::init_fixed_output_section): New function.
1405 (Layout::allocate): New function.
1406 (Layout::incremental_base_): New data member.
1407 (Layout::free_list_): New data member.
1408 * main.cc (main): Print Free_list statistics.
1409 * object.cc (Relobj::finalize_incremental_relocs): Add
1410 clear_counts parameter; clear counts only when clear_counts is set.
1411 (Sized_relobj::Sized_relobj): Initialize new base class.
1412 (Sized_relobj::do_layout): Don't report special sections.
1413 (Sized_relobj::do_for_all_local_got_entries): New function.
1414 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1415 symtab_off to all symbol table offsets.
1416 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1417 * object.h (class Got_offset_list): Move to top of file.
1418 (Object::Object): Allow case where input_file == NULL.
1419 (Object::~Object): Likewise.
1420 (Object::input_file): Assert that input_file != NULL.
1421 (Object::lock): Allow case where input_file == NULL.
1422 (Object::unlock): Likewise.
1423 (Object::is_locked): Likewise.
1424 (Object::token): Likewise.
1425 (Object::release): Likewise.
1426 (Object::is_incremental): New function.
1427 (Object::get_mtime): New function.
1428 (Object::for_all_local_got_entries): New function.
1429 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1430 (Object::set_is_in_system_directory): New function.
1431 (Object::is_in_system_directory): New function.
1432 (Object::do_is_incremental): New function.
1433 (Object::do_get_mtime): New function.
1434 (Object::do_for_all_local_got_entries): New function.
1435 (Object::is_in_system_directory_): New data member.
1436 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1437 (class Sized_relobj_base): New class.
1438 (class Sized_relobj): Derive from Sized_relobj_base.
1439 (class Sized_relobj::Symbols): Redeclare from base class.
1440 (class Sized_relobj::local_got_offset_list): Remove.
1441 (class Sized_relobj::Output_sections): Redeclare from base class.
1442 (class Sized_relobj::do_for_all_local_got_entries): New function.
1443 (class Sized_relobj::write_local_symbols): Add offset parameter.
1444 (class Sized_relobj::local_symbol_offset_): Update comment.
1445 (class Sized_relobj::local_dynsym_offset_): Update comment.
1446 * options.cc (Input_arguments::add_file): Remove const.
1447 * options.h (Input_file_argument::Input_file_argument):
1448 Initialize arg_serial_ (all constructors).
1449 (Input_file_argument::set_arg_serial): New function.
1450 (Input_file_argument::arg_serial): New function.
1451 (Input_file_argument::arg_serial_): New data member.
1452 (Input_arguments::Input_arguments): Initialize file_count_.
1453 (Input_arguments::add_file): Remove const.
1454 (Input_arguments::number_of_input_files): New function.
1455 (Input_arguments::file_count_): New data member.
1456 (Command_line::number_of_input_files): Call
1457 Input_arguments::number_of_input_files.
1458 * output.cc (Output_segment_headers::Output_segment_headers):
1459 Set current size.
1460 (Output_section::Input_section::current_data_size): New function.
1461 (Output_section::Output_section): Initialize new data members.
1462 (Output_section::add_input_section): Don't do merge sections for
1463 an incremental link; allocate space from free list for an
1464 incremental update.
1465 (Output_section::add_output_section_data): Allocate space from
1466 free list for an incremental update.
1467 (Output_section::update_data_size): New function.
1468 (Output_section::set_fixed_layout): New function.
1469 (Output_section::reserve): New function.
1470 (Output_segment::set_section_addresses): Remove const.
1471 (Output_segment::set_section_list_addresses): Remove const; allocate
1472 space from free list for an incremental update.
1473 (Output_segment::set_offset): Adjust size of RELRO segment for an
1474 incremental update.
1475 * output.h (Output_data::current_data_size): Move here from
1476 child classes.
1477 (Output_data::pre_finalize_data_size): New function.
1478 (Output_data::update_data_size): New function.
1479 (Output_section_headers::update_data_size): new function.
1480 (Output_section_data_build::current_data_size): Move to Output_data.
1481 (Output_data_strtab::update_data_size): New function.
1482 (Output_section::current_data_size): Move to Output_data.
1483 (Output_section::set_fixed_layout): New function.
1484 (Output_section::has_fixed_layout): New function.
1485 (Output_section::reserve): New function.
1486 (Output_section::update_data_size): New function.
1487 (Output_section::has_fixed_layout_): New data member.
1488 (Output_section::free_list_): New data member.
1489 (Output_segment::set_section_addresses): Remove const.
1490 (Output_segment::set_section_list_addresses): Remove const.
1491 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1492 New function.
1493 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1494 New function.
1495 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1496 parameter when calling Add_symbols constructor; store argument
1497 serial number for members of a lib group.
1498 (Add_symbols::locks): Allow case where token == NULL.
1499 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1500 (Read_member::~Read_member): New function.
1501 (Read_member::is_runnable): New function.
1502 (Read_member::locks): New function.
1503 (Read_member::run): New function.
1504 (Check_script::~Check_script): New function.
1505 (Check_script::is_runnable): New function.
1506 (Check_script::locks): New function.
1507 (Check_script::run): New function.
1508 (Check_library::~Check_library): New function.
1509 (Check_library::is_runnable): New function.
1510 (Check_library::locks): New function.
1511 (Check_library::run): New function.
1512 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1513 (Add_symbols::library_): New data member.
1514 (class Read_member): New class.
1515 (class Check_script): New class.
1516 (class Check_library): New class.
1517 * reloc.cc (Read_relocs::is_runnable): Allow case where
1518 token == NULL.
1519 (Read_relocs::locks): Likewise.
1520 (Scan_relocs::locks): Likewise.
1521 (Relocate_task::locks): Likewise.
1522 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1523 to clear counters.
1524 (Sized_relobj::incremental_relocs_scan): Fix comment.
1525 (Sized_relobj::do_relocate): Pass output file offset to
1526 write_local_symbols.
1527 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1528 from class declaration.
1529 * script.cc (read_input_script): Allocate Script_info; pass
1530 argument serial number to report_script.
1531 * script.h (class Script_info): Move to incremental.h.
1532 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1533 * symtab.h (Symbol_table::add_from_incrobj): New function.
1534 (Symbol_table::set_file_offset): New function.
1535
b961d0d7
CC		 15362011-04-05 Cary Coutant <ccoutant@google.com>
1537
1538 * incremental-dump.cc (dump_incremental_inputs): Change signature
1539 to take a Sized_incremental_binary; change caller. Use readers
1540 in Sized_incremental_binary.
1541 * incremental.cc
1542 (Sized_incremental_binary::find_incremental_inputs_sections):
1543 Rename do_find_incremental_inputs_sections to this.
1544 (Sized_incremental_binary::setup_readers): New function.
1545 (Sized_incremental_binary::do_check_inputs): Check
1546 has_incremental_info_ flag; move setup code to setup_readers;
1547 use input readers.
1548 (Sized_incremental_binary::do_file_is_unchanged): New function.
1549 (Sized_incremental_binary::do_get_input_reader): New function.
1550 * incremental.h (class Incremental_binary): Move to end of file.
1551 (Incremental_binary::file_is_unchanged): New function.
1552 (Incremental_binary::do_file_is_unchanged): New function.
1553 (Incremental_binary::Input_reader): New class.
1554 (Incremental_binary::get_input_reader): New function.
1555 (class Sized_incremental_binary): Move to end of file.
1556 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1557 input section reader classes.
1558 (Sized_incremental_binary::has_incremental_info): New function.
1559 (Sized_incremental_binary::inputs_reader): New function.
1560 (Sized_incremental_binary::symtab_reader): New function.
1561 (Sized_incremental_binary::relocs_reader): New function.
1562 (Sized_incremental_binary::got_plt_reader): New function.
1563 (Sized_incremental_binary::do_file_is_unchanged): New function.
1564 (Sized_incremental_binary::Sized_input_reader): New class.
1565 (Sized_incremental_binary::get_input_reader): New function.
1566 (Sized_incremental_binary::find_incremental_inputs_sections):
1567 Rename do_find_incremental_inputs_sections to this.
1568 (Sized_incremental_binary::setup_readers): New function.
1569 (Sized_incremental_binary::has_incremental_info_): New data member.
1570 (Sized_incremental_binary::inputs_reader_): New data member.
1571 (Sized_incremental_binary::symtab_reader_): New data member.
1572 (Sized_incremental_binary::relocs_reader_): New data member.
1573 (Sized_incremental_binary::got_plt_reader_): New data member.
1574 (Sized_incremental_binary::current_input_file_): New data member.
1575
a869183f
PP		 15762011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1577
1578 PR gold/12640
1579 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1580 violation.
1581
15822011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1583
1584 * archive.cc (Archive::include_member): Adjust call to report_object.
1585 (Add_archive_symbols::run): Add script_info to call to
1586 report_archive_begin.
1587 (Lib_group::include_member): Adjust call to report_object.
1588 (Add_lib_group_symbols::run): Adjust call to report_object.
1589 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1590 blocks. Add object count for script input files.
1591 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1592 script_info parameter; change all callers.
1593 (Incremental_inputs::report_object): Add script_info parameter;
1594 change all callers.
1595 (Incremental_inputs::report_script): Store backpointer to
1596 incremental info entry.
1597 (Output_section_incremental_inputs::set_final_data_size): Record
1598 additional information for scripts.
1599 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1600 * incremental.h (Incremental_script_entry::add_object): New function.
1601 (Incremental_script_entry::get_object_count): New function.
1602 (Incremental_script_entry::get_object): New function.
1603 (Incremental_script_entry::objects_): New data member; adjust
1604 constructor.
1605 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1606 (Incremental_inputs::report_object): Add script_info parameter.
1607 (Incremental_inputs_reader::get_object_count): New function.
1608 (Incremental_inputs_reader::get_object_offset): New function.
1609 * options.cc (Input_arguments::add_file): Return reference to
1610 new input argument.
1611 * options.h (Input_argument::set_script_info): New function.
1612 (Input_argument::script_info): New function.
1613 (Input_argument::script_info_): New data member; adjust all
1614 constructors.
1615 (Input_file_group::add_file): Return reference to new input argument.
1616 (Input_file_lib::add_file): Likewise.
1617 (Input_arguments::add_file): Likewise.
1618 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1619 * script.cc (Parser_closure::Parser_closure): Add script_info
1620 parameter; adjust all callers.
1621 (Parser_closure::script_info): New function.
1622 (Parser_closure::script_info_): New data member.
1623 (read_input_script): Report scripts earlier to incremental info.
1624 (script_add_file): Set script_info in Input_argument.
1625 (script_add_library): Likewise.
1626 * script.h (Script_options::Script_info): Rewrite class.
1627
a869183f 16282011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1629
1630 * archive.cc (Library_base::should_include_member): Move
1631 method here from class Archive.
1632 (Archive::Archive): Initialize base class.
1633 (Archive::should_include_member): Move to base class.
1634 (Archive::do_for_all_unused_symbols): New function.
1635 (Add_archive_symbols::run): Remove redundant access to
1636 incremental_inputs.
1637 (Lib_group::Lib_group): Initialize base class.
1638 (Lib_group::do_filename): New function.
1639 (Lib_group::include_member): Pass pointer to Lib_group to
1640 report_object.
1641 (Lib_group::do_for_all_unused_symbols): New function.
1642 (Add_lib_group_symbols::run): Report archive information for
1643 incremental links.
1644 * archive.h (class Library_base): New base class.
1645 (class Archive): Derive from Library_base.
1646 (Archive::filename): Move to base class.
1647 (Archive::set_incremental_info): Likewise.
1648 (Archive::incremental_info): Likewise.
1649 (Archive::Should_include): Likewise.
1650 (Archive::should_include_member): Likewise.
1651 (Archive::Armap_entry): Remove.
1652 (Archive::Unused_symbol_iterator): Remove.
1653 (Archive::unused_symbols_begin): Remove.
1654 (Archive::unused_symbols_end): Remove.
1655 (Archive::do_filename): New function.
1656 (Archive::do_get_mtime): New function.
1657 (Archive::do_for_all_unused_symbols): New function.
1658 (Archive::task_): Move to base class.
1659 (Archive::incremental_info_): Likewise.
1660 (class Lib_group): Derive from Library_base.
1661 (Lib_group::do_filename): New function.
1662 (Lib_group::do_get_mtime): New function.
1663 (Lib_group::do_for_all_unused_symbols): New function.
1664 (Lib_group::task_): Move to base class.
1665 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1666 function.
1667 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1668 function.
1669 * incremental.cc (Incremental_inputs::report_archive_begin):
1670 Use Library_base; call library's get_mtime; add incremental inputs
1671 entry before members.
1672 (class Unused_symbol_visitor): New class.
1673 (Incremental_inputs::report_archive_end): Use Library_base; use
1674 visitor class to record unused symbols; don't add incremental inputs
1675 entry after members.
1676 (Incremental_inputs::report_object): Use Library_base.
1677 * incremental.h
1678 (Incremental_archive_entry::Incremental_archive_entry): Remove
1679 unused Archive parameter.
1680 (Incremental_inputs::report_archive_begin): Use Library_base.
1681 (Incremental_inputs::report_archive_end): Likewise.
1682 (Incremental_inputs::report_object): Likewise.
1683 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1684 function.
1685 * object.h (Object::for_all_global_symbols): New function.
1686 (Object::do_for_all_global_symbols): New function.
1687 (Sized_relobj::do_for_all_global_symbols): New function.
1688 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1689 function.
1690 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1691 function.
1692
61ab3e40
ILT		 16932011-03-27 Ian Lance Taylor <iant@google.com>
1694
1695 * archive.cc (Archive::interpret_header): Return -1 if something
1696 goes wrong. Change callers accordingly.
1697
30e1f9e6
CC		 16982011-03-25 Cary Coutant <ccoutant@google.com>
1699
1700 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1701 * testsuite/Makefile.in: Regenerate.
1702
9c793f14
RÁE		 17032010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1704
1705 * plugin.cc (get_view): New.
1706 (Plugin::load): Pass get_view to the plugin.
1707 (Plugin_manager::get_view): New.
1708
9312bb0a
ILT		 17092011-03-21 Ian Lance Taylor <iant@google.com>
1710
1711 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1712 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1713
7e12ba9e
ST		 17142011-03-21 Sriraman Tallam <tmsriram@google.com>
1715
1716 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1717 Change == to -eq.
1718 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1719 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1720 Change == to -eq.
1721 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1722 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1723
fd7a005d
ILT		 17242011-03-14 Ian Lance Taylor <iant@google.com>
1725
1726 * script-sections.cc (Sort_output_sections::script_compare):
1727 Rename from is_before, change return type.
1728 (Sort_output_sections::operator()): Adjust accordingly.
1729
ed16fd1b
ILT		 17302011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1731
1732 PR gold/12572
1733 * testsuite/odr_violation2.cc: Add comment to make all error line
1734 numbers double digits.
1735 * testsuite/debug_msg.sh: Adjust expected errors.
1736
71ff8986
ILT		 17372011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1738
1739 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1740 but mark earlier ones as non-canonical
1741 (offset_to_iterator): Update search target and example
1742 (do_addr2line): Return extra lines in a vector*
1743 (format_file_lineno): Extract from do_addr2line
1744 (one_addr2line): Add vector* out-param
1745 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1746 when a lineno entry appeared last for its instruction
1747 (Dwarf_line_info): Add vector* out-param
1748 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1749 * symtab.cc (Odr_violation_compare): Include the lineno in the
1750 comparison again.
1751 (linenos_from_loc): New. Combine the canonical line for an
1752 address with its other lines.
1753 (True_if_intersect): New. Helper functor to make
1754 std::set_intersection a query.
1755 (detect_odr_violations): Compare sets of lines instead of just
1756 one line for each function. This became less deterministic, but
1757 has fewer false positives.
1758 * symtab.h: Declarations.
1759 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1760 mix an optimized and non-optimized object in the same binary
1761 (odr_violation2.so): Same.
1762 * testsuite/Makefile.in: Regenerate from Makefile.am.
1763 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1764 * testsuite/debug_msg.sh: Update line numbers and add
1765 assertions.
1766 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1767 non-optimized context.
1768 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1769 isn't inlined, and use OdrDerived in an optimized context.
1770 * testsuite/odr_header1.h: Defines OdrDerived, where
1771 optimization will change the
1772 first-instruction-in-the-destructor's file and line number.
1773 * testsuite/odr_header2.h: Defines OdrBase.
1774
a19fefdc
ILT		 17752011-03-09 Ian Lance Taylor <iant@google.com>
1776
1777 * fileread.cc (File_read::clear_views): Don't delete the whole
1778 file view.
1779
ecb351e9
ILT		 17802011-03-08 Ian Lance Taylor <iant@google.com>
1781
1782 PR gold/12525
1783 * fileread.cc: #include <climits>.
1784 (GOLD_IOV_MAX): Define.
1785 (File_read::read_multiple): Limit number of entries by iov_max.
1786 * fileread.h (class File_read): Always set max_readv_entries to
1787 128.
1788
b821d13c
ILT		 17892011-03-07 Ian Lance Taylor <iant@google.com>
1790
1791 PR gold/12525
1792 * options.h (class General_options): Add -dy and -dn.
1793
89243142
CC		 17942011-03-02 Cary Coutant <ccoutant@google.com>
1795
1796 * testsuite/script_test_9.t: Add TLS segment.
1797
d0773f31
ILT		 17982011-03-02 Simon Baldwin <simonb@google.com>
1799
1800 * configure.ac: Add check for gnu_indirect_function support in
1801 the toolchain building binutils.
1802 * configure: Rebuild.
1803
badc8139
RÁE		 18042010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1805
1806 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1807 plugin only symbols.
1808 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1809 in plugin files as not needed in the symbol table.
1810
4cf7a849
ST		 18112011-02-11 Sriraman Tallam <tmsriram@google.com>
1812
1813 * output.cc (Output_section::add_input_section): Delay fill
1814 generation for section ordering.
1815
b578bd7d
ILT		 18162011-02-09 Ian Lance Taylor <iant@google.com>
1817
1818 PR gold/12316
1819 * object.h (class Sized_relobj): Remove clear_local_symbols.
1820 * reloc.cc (Sized_relobj::do_relocate): Don't call
1821 clear_local_symbols.
1822
84ced98a
RÁE		 18232010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1824
1825 * plugin.cc (is_visible_from_outside): Return true for symbols
1826 in the -u option.
1827
55382fb7
ILT		 18282011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1829
1830 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1831 filename.
1832
4e271fff
ST		 18332011-02-02 Sriraman Tallam <tmsriram@google.com>
1834
1835 * icf.h (is_section_foldable_candidate): Change type of parameter
1836 to std::string.
1837 * icf.cc (Icf::find_identical_sections): Change type of local variable
1838 section_name to be std::string.
1839 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1840
d433c3ac
ILT		 18412011-01-25 Ian Lance Taylor <iant@google.com>
1842
1843 * script.cc (script_add_extern): Rewrite to use
1844 add_symbol_reference.
1845
880473a6
DK		 18462011-01-25 Doug Kwan <dougkwan@google.com>
1847
d433c3ac 1848 * icf.cc (get_section_contents): Always lock section's object.
880473a6 1849
f30f86fa
ILT		 18502011-01-24 Ian Lance Taylor <iant@google.com>
1851
1852 * options.h (class General_options): Accept
1853 --no-detect-odr-violations.
1854
8e51a0b9
ILT		 18552011-01-24 Ian Lance Taylor <iant@google.com>
1856
1857 * version.cc (version_string): Bump to 1.11.
1858
0f3b89d8
ILT		 18592011-01-24 Ian Lance Taylor <iant@google.com>
1860
1861 * plugin.cc (class Plugin_rescan): Define new class.
1862 (Plugin_manager::claim_file): Set any_claimed_.
1863 (Plugin_manager::save_archive): New function.
1864 (Plugin_manager::save_input_group): New function.
1865 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1866 necessary.
1867 (Plugin_manager::new_undefined_symbol): New function.
1868 (Plugin_manager::rescan): New function.
1869 (Plugin_manager::rescannable_defines): New function.
1870 (Plugin_manager::add_input_file): Set any_added_.
1871 * plugin.h (class Plugin_manager): define new fields rescannable_,
1872 undefined_symbols_, any_claimed_, and any_added_. Declare
1873 Plugin_rescan as friend. Declare new functions.
1874 (Plugin_manager::Rescannable): Define type.
1875 (Plugin_manager::Rescannable_list): Define type.
1876 (Plugin_manager::Undefined_symbol_list): Define type.
1877 (Plugin_manager::Plugin_manager): Initialize new fields.
1878 * archive.cc (Archive::defines_symbol): New function.
1879 (Add_archive_symbols::run): Pass archive to plugins if any.
1880 * archive.h (class Archive): Declare defines_symbol.
1881 * readsyms.cc (Input_group::~Input_group): New function.
1882 (Finish_group::run): Pass input_group to plugins if any.
1883 * readsyms.h (class Input_group): Declare destructor.
1884 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1885 any.
1886
3bb951e5
ILT		 18872011-01-10 Ian Lance Taylor <iant@google.com>
1888
1889 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1890 section as relro.
1891 (Layout::set_segment_offsets): Reset increase_relro before calling
1892 set_section_addresses a second time.
1893
0aa45fac
CC		 18942011-01-04 Cary Coutant <ccoutant@google.com>
1895
1896 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1897 sections before NOBITS sections.
1898
0db46eb4
L		 18992011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1900
1901 * version.cc (print_version): Update copyright to 2011.
1902
829c9745
CC		 19032010-12-23 Cary Coutant <ccoutant@google.com>
1904
1905 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1906 of OS to this->add. Add OD parameter to second form of the function.
1907
7500420b
ILT		 19082010-12-20 Ian Lance Taylor <iant@google.com>
1909
1910 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1911 second of two consecutive entries with same offset.
1912
f8e9a930
RW		 19132010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1914
1915 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1916 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1917 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1918 to avoid unneeded links against $(LDADD).
1919 * testsuite/Makefile.in: Regenerate.
1920
2fbb4320
ILT		 19212010-12-15 Ian Lance Taylor <iant@google.com>
1922
1923 PR gold/12324
1924 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1925 for R_X86_64_32 and R_X86_64_PC32.
1926 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1927 ver_matching_def_pic.o.
1928 (ver_matching_def_pic.o): New target.
1929
fedb228d
RW		 19302010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1931
1932 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1933 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1934 Move definition before File_read::View member definitions.
1935 (File_read::View::~View): Initialize and hold lock before
1936 updating current_mapped_bytes.
1937
9b547ce6
RW		 19382010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1939
1940 * dwarf_reader.cc: Remove outdated comment.
1941 * gold-threads.cc: Fix typo in error message.
1942 * archive.cc: Fix typos in comments.
1943 * archive.h: Likewise.
1944 * arm-reloc-property.cc: Likewise.
1945 * arm-reloc-property.h: Likewise.
1946 * arm-reloc.def: Likewise.
1947 * arm.cc: Likewise.
1948 * attributes.h: Likewise.
1949 * cref.cc: Likewise.
1950 * ehframe.cc: Likewise.
1951 * fileread.h: Likewise.
1952 * gold.h: Likewise.
1953 * i386.cc: Likewise.
1954 * icf.cc: Likewise.
1955 * incremental.h: Likewise.
1956 * int_encoding.cc: Likewise.
1957 * layout.h: Likewise.
1958 * main.cc: Likewise.
1959 * merge.h: Likewise.
1960 * object.cc: Likewise.
1961 * object.h: Likewise.
1962 * options.cc: Likewise.
1963 * readsyms.cc: Likewise.
1964 * reduced_debug_output.cc: Likewise.
1965 * reloc.cc: Likewise.
1966 * script-sections.cc: Likewise.
1967 * sparc.cc: Likewise.
1968 * symtab.h: Likewise.
1969 * target-reloc.h: Likewise.
1970 * target.cc: Likewise.
1971 * target.h: Likewise.
1972 * timer.cc: Likewise.
1973 * timer.h: Likewise.
1974 * x86_64.cc: Likewise.
1975
83e17bd5
CC		 19762010-12-09 Cary Coutant <ccoutant@google.com>
1977
1978 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1979 stack.
1980 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1981 parameter; change all callers.
1982 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1983 * options.h (warn_execstack): New option.
1984
017257f8
DK		 19852010-12-07 Doug Kwan <dougkwan@google.com>
1986
1987 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1988 like function call relocations.
1989
c20cbc06
ILT		 19902010-12-07 Ian Lance Taylor <iant@google.com>
1991
1992 * archive.cc (Archive::get_elf_object_for_member): Permit
1993 punconfigured to be NULL.
1994 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1995 (Archive::include_member): Pass NULL to get_elf_object_for_member
1996 if we searched for the archive and this is the first included
1997 object.
1998
4dbfafcc
ILT		 19992010-12-01 Ian Lance Taylor <iant@google.com>
2000
2001 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2002 track_relocs_type_ field.
2003 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2004 Set track_relocs_type_.
2005 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2006 contents when using RELA relocs.
2007 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2008 reloc_map_.
2009 * reloc.cc (Track_relocs::next_addend): New function.
2010 * reloc.h (class Track_relocs): Declare next_addend.
2011
e5e19edd
ILT		 20122010-12-01 Ian Lance Taylor <iant@google.com>
2013
2014 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2015 virtual destructor.
2016
9a5ce24c
ILT		 20172010-12-01 Ian Lance Taylor <iant@google.com>
2018
2019 * README: Update compilers known to work and fail.
2020
c7791212
NC		 20212010-11-23 Matthias Klose <doko@ubuntu.com>
2022
2023 * configure.in: For --enable-gold, handle value `default' instead of
2024 `both*'. Always install ld as ld.bfd, install as ld if gold is
2025 not the default.
2026 * configure: Regenerate.
2027
0ad220c9
DK		 20282010-11-18 Doug Kwan <dougkwan@google.com>
2029
2030 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2031 and right_alignment to be zero. Store result alignment only if it is
2032 greater than existing alignment.
2033
ab8056e0
CC		 20342010-11-16 Cary Coutant <ccoutant@google.com>
2035
2036 PR gold/12220
2037 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2038 Check for ".zdebug_line".
2039
fd064a5b
CC		 20402010-11-16 Doug Kwan <dougkwan@google.com>
2041 Cary Coutant <ccoutant@google.com>
2042
2043 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2044 by reference; adjust all callers.
2045 * output.cc (Output_segment::set_section_addresses): Adjust references
2046 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2047 list is empty.
2048 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2049 end at page boundary.
2050
6fc6ea19
CC		 20512010-11-16 Cary Coutant <ccoutant@google.com>
2052
2053 PR gold/12220
2054 * layout.cc (Layout::choose_output_section): Transform names of
2055 compressed sections even when using a script with a SECTIONS clause.
2056 (Layout::output_section_name): Remove code to transform
2057 compressed debug section names.
2058 * output.cc (Output_section::add_input_section): Use uncompressed
2059 section size when tracking input sections.
2060
95a2c8d6
RS		 20612010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2062
2063 * symtab.h (Symbol::NON_PIC_REF): Remove.
2064 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2065 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2066 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2067 (Symbol::use_plt_offset): Take a flags argument and pass it
2068 directly to needs_dynamic_reloc. Restrict check for undefined
2069 weak symbols to function calls.
2070 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2071 (Target_arm::Scan::global): Use it.
2072 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2073 (Target_arm::Relocate::relocate): Likewise.
2074 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2075 parameter with an r_type parameter. Use get_reference_flags
2076 to get the flags.
2077 (Target_arm::Relocate::relocate): Update accordingly.
2078 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2079 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2080 (Target_i386::Scan::global): Likewise.
2081 (Target_i386::Relocate::relocate): Likewise.
2082 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2083 parameter with an r_type parameter. Use get_reference_flags
2084 to get the flags.
2085 (Target_i386::Relocate::relocate): Update accordingly.
2086 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2087 (Target_powerpc::Scan::global): Use it.
2088 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2089 (Target_powerpc::Relocate::relocate): Likewise.
2090 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2091 (Target_sparc::Scan::global): Use it.
2092 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2093 (Target_sparc::Relocate::relocate): Likewise.
2094 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2095 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2096 (Target_x86_64::Scan::global): Likewise.
2097 (Target_x86_64::Relocate::relocate): Likewise.
2098
f625ae50
DK		 20992010-11-08 Doug Kwan <dougkwan@google.com>
2100 Cary Coutant <ccoutant@google.com>
2101
2102 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2103 (Arm_exidx_merge_section::section_contents_): New data member.
2104 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2105 (Arm_input_section::~Arm_input_section): De-allocate memory.
2106 (Arm_input_section::original_contents_): New data member.
2107 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2108 in parameters instead of calling Object::section_contents without
2109 locking.
2110 (Arm_output_section::group_section): New parameter TASK. Pass it
2111 to callees that need locking objects.
2112 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2113 to lock EXIDX input sections. Fix a formatting issue. Call
2114 Arm_exidx_merged_section::build_contents to create merged section
2115 contents.
2116 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2117 to lock object of stub table owner.
2118 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2119 TEXT_SIZE to initialize data member TEXT_SIZE_.
2120 (Arm_exidx_input_section::addralign): Fix typo in comment.
2121 (Arm_exidx_input_section::text_size): New method.
2122 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2123 that require locking objects. Lock objects before scanning for stubs
2124 and updating local symbols.
2125 (Arm_input_section<big_endian>::init): Copy contents of original
2126 input section.
2127 (Arm_input_section<big_endian>::do_write): Use saved contents of
2128 original input section instead of calling Object::section_contents
2129 without locking.
2130 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2131 size without calling Object::section_size().
2132 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2133 for size. Allocate a buffer for merged EXIDX entries.
2134 (Arm_exidx_merged_section::build_contents): New method.
2135 (Arm_exidx_merged_section::do_write): Move merge section contents
2136 building code to Arm_exidx_merged_section::build_contetns. Write
2137 out contetns in buffer instead of building it on the fly.
2138 (Arm_relobj::make_exidx_input_section): Also pass text section size
2139 to Arm_exidx_input_section constructor.
2140 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2141 (Arm_dynobj::do_read_symbols): Fix memory leak.
2142 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2143 * target.h: (class Task): Add forward declaration.
2144 (Target::relax): Add new parameter TASK and pass it to
2145 Target::do_relax().
2146 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2147
5f9bcf58
CC		 21482010-11-05 Cary Coutant <ccoutant@google.com>
2149
2150 PR gold/10708
2151 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2152 object when reading from the file.
2153 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2154 second layout pass.
2155 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2156 when reading section contents.
2157 (get_section_contents): Likewise.
2158 (icf::find_identical_sections): Likewise.
2159 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2160 object when reading from the file.
2161 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2162 the object when doing deferred section layout.
2163
e597fa08
NC		 21642010-11-03 Nick Clifton <nickc@redhat.com>
2165
2166 PR gold/12001
2167 * script.h (class Symbol_assignment: name): New member. Returns
2168 the name of the symbol.
2169 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2170 Returns true if the given symbol name is on the list of
2171 assignments wating to be processed.
2172 * archive.cc (should_incldue_member): If the symbol is undefined,
2173 check to see if it is on the list of symbols pending assignment.
2174
3f9a3278
ILT		 21752010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2176
2177 * script-sections.cc (Script_sections::find_memory_region): Check
2178 for a NULL output section pointer.
2179
d06fb4d1
DK		 21802010-10-29 Doug Kwan <dougkwan@google.com>
2181
2182 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2183 Output_section::add_relaxed_input_section.
2184 * output.cc (Output_section::add_relaxed_input_section): Add new
2185 arguments LAYOUT and NAME. Set section order index.
2186 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2187 Copy section order index.
2188 * output.h (Output_section::add_relaxed_input_section): Add new
2189 arguments LAYOUT and NAME.
2190
90e24de5
ILT		 21912010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2192
2193 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2194 NATIVE_OR_CROSS_LINKER.
2195 * testsuite/Makefile.in: Regenerate.
2196
c9484ea5
DK		 21972010-10-20 Doug Kwan <dougkwan@google.com>
2198
2199 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2200 without SHF_LINK_ORDER flags.
2201 * layout.cc (Layout::choose_output_section): Do not filter
2202 SHF_LINK_ORDER flag in a relocatable link.
2203
5bc2f5be
CC		 22042010-10-17 Cary Coutant <ccoutant@google.com>
2205
2206 * output.h (Output_segment::set_section_addresses): Change function
2207 signature. Update all callers.
2208 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2209 sections.
2210 (Output_segment::set_section_addresses): Align after last TLS
2211 section. Add padding before last relro section instead of after.
2212
0c91cf04
DK		 22132010-10-17 Doug Kwan <dougkwan@google.com>
2214
2215 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2216 GOT output section to be writable.
2217
8c21d9d3
CC		 22182010-10-14 Cary Coutant <ccoutant@google.com>
2219
2220 * debug.h (DEBUG_INCREMENTAL): New flag.
2221 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2222 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2223 mode.
2224 * incremental.cc (report_command_line): Ignore all forms of
2225 --incremental.
2226 * layout.cc (Layout::Layout): Check parameters for incremental link
2227 mode.
2228 * options.cc (General_options::parse_incremental): New function.
2229 (General_options::parse_no_incremental): New function.
2230 (General_options::parse_incremental_full): New function.
2231 (General_options::parse_incremental_update): New function.
2232 (General_options::incremental_mode_): New data member.
2233 (General_options::finalize): Check incremental_mode_.
2234 * options.h (General_options): Update help text for --incremental.
2235 Add --no-incremental, --incremental-full, --incremental-update.
2236 (General_options::Incremental_mode): New enum type.
2237 (General_options::incremental_mode): New function.
2238 (General_options::incremental_mode_): New data member.
2239 * parameters.cc (Parameters::incremental_mode_): New data member.
2240 (Parameters::set_options): Set incremental_mode_.
2241 (Parameters::set_incremental_full): New function.
2242 (Parameters::incremental): New function.
2243 (Parameters::incremental_update): New function.
2244 (set_parameters_incremental_full): New function.
2245 * parameters.h (Parameters::set_incremental_full): New function.
2246 (Parameters::incremental): New function.
2247 (Parameters::incremental_update): New function.
2248 (Parameters::incremental_mode_): New data member.
2249 (set_parameters_incremental_full): New function.
2250 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2251 incremental link mode.
2252 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2253 (Sized_relobj::do_relocate_sections): Likewise.
2254 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2255 option.
2256 * testsuite/Makefile.in: Regenerate.
2257 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2258
bb32aa18 22592010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2260
2261 * script-sections.h (class Script_sections): Make
2262 Sections_elements typedef public.
2263 * script-sections.cc (class Sort_output_sections): Add elements_
2264 field. Add constructor which sets it; change all callers.
2265 (Sort_output_sections::is_before): New function.
2266 (Sort_output_sections::operator()): Call is_before.
2267 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2268 conditional.
2269 * testsuite/script_test_10.sh: New test. Test script section
2270 order.
2271 * testsuite/script_test_10.t: Likewise.
2272 * testsuite/script_test_10.s: Likewise.
2273 * testsuite/Makefile.am: Wrap the cross linker tests and the
2274 common tests into NATIVE_OR_CROSS_LINKER.
2275 (check_SCRIPTS): Add script_test_10.sh.
2276 (check_DATA): Add script_test_10.stdout.
2277 (script_test_10.o, script_test_10): New targets.
2278 (script_test_10.stdout): New target.
2279 * configure, testsuite/Makefile.in: Regenerate.
2280
3cef7179
ILT		 22812010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2282
2283 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2284 error for the deprecated relocations.
2285 (Target_arm::Scan::global): Likewise.
2286 (Target_arm::Relocate::relocate): Likewise.
2287
7411e9a8
RS		 22882010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2289
2290 * fileread.cc (Input_file::find_file): Initialize *found_name
2291 and *namep when using the fallback search for case 4.
2292
6a9da32a
CC		 22932010-10-11 Cary Coutant <ccoutant@google.com>
2294
2295 * options.h (class General_options): Redefine -z lazy as an alias for
2296 the negation of -z now.
2297
ac897c20
ILT		 22982010-10-11 Ian Lance Taylor <iant@google.com>
2299
2300 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2301 binding.
2302
ea5cae92
NC		 23032010-10-06 Nick Clifton <nickc@redhat.com>
2304
2305 * script-sections.cc(class Memory_region): Remove
2306 current_lma_offset_ field. Rename current_vma_offset_ to
2307 current_offset_. Add last_section_ field.
2308 (Memory_region::get_current_vma_address): Rename to
2309 get_current_address.
2310 (Memory_region::get_current_lma_address): Delete.
2311 (Memory_region::increment_vma_offset): Rename to
2312 increment_offset.
2313 (Memory_region::increment_lma_offset): Delete.
2314 (Memory_region::attributes_compatible): New method. Returns
2315 true if the provided section is compatible with the region.
2316 (Memory_region::get_last_section): New method. Returns the last
2317 section to use the region.
2318 (Memory_region::set_last_section): New method. Stores the last
2319 section to use the region.
2320 (Script_sections::block_in_region): New method. Returns true if
2321 a block of memory is contained within a region.
2322 (Script_sections::find_memory_region): New method. Locates a
2323 memory region to be used to set a VMA or LMA address.
2324 (Output_section_definition::set_section_addresses): Add code to
2325 check for addresses set by memory regions.
2326 (Output_segment::set_section_addresses): Remove memory region
2327 walking code.
2328 (Script_sections::create_segment): Add a warning if a header
2329 segment is created outside of any region.
2330 * script-sections.h (class Script_sections): Add prototypes for
2331 find_memory_region and block_in_region methods.
2332 * testsuite/memory_test.s: Use .long instead of .word.
2333 * testsuite/memory_test.t: Add some more output sections.
2334 * testsuite/memory_test.sh: Update expected output.
2335
a9bfd952
DK		 23362010-10-02 Doug Kwan <dougkwan@google.com>
2337
2338 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2339 defintion to symtab.h
2340 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2341 declaration to defintion.
2342
bacff3ab
NC		 23432010-10-01 Nick Clifton <nickc@redhat.com>
2344
2345 * expression.cc (eval): Replace dummy argument with NULL.
2346 (eval_maybe_dot): Check for a NULL result section pointer.
2347 (Symbol_expression::value): Likewise.
2348 (Dot_expression::value): Likewise.
2349 (BINARY_EXPRESSION): Likewise.
2350 (Max_expression::value): Likewise.
2351 (Min_expression::value): Likewise.
2352 (Absolute_expression::value): Likewise.
2353 (Addr_expression::value_from_output_section): Likewise.
2354 (Loaddddr_expression::value_from_output_section): Likewise.
2355 (Segment_start_expression::value): Likewise.
2356 * script-sections.cc
2357 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2358 argument with NULL.
2359 (Sections_elememt_dot_assignment::set_section_addresses):
2360 Likewise.
2361 (Output_data_expression::do_write_to_buffer): Likewise.
2362 (Output_section_definition::finalize_symbols): Likewise.
2363 (Output_section_definition::set_section_addresses): Likewise.
2364
f81bc8b5
DK		 23652010-09-30 Doug Kwan <dougkwan@google.com>
2366
2367 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2368
c95e9f27
ST		 23692010-09-28 Sriraman Tallam <tmsriram@google.com>
2370
2371 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2372 function.
c95e9f27
ST		 2373 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2374 virtual function.
2375 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2376 virtual function.
2377 * icf.cc (get_section_contents): Inline merge sections only when
2378 target allows it.
2379
3cac54d2
RW		 23802010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2381
2382 * configure: Regenerate.
2383
2904037a
ILT		 23842010-09-17 Ian Lance Taylor <iant@google.com>
2385
2386 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2387 * testsuite/Makefile.am (memory_test.o): New target.
2388 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2389 memory_test.t.
2390 * testsuite/Makefile.in: Rebuild.
2904037a 2391
bca7fb63
DK		 23922010-09-17 Doug Kwan <dougkwan@google.com>
2393
2394 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2395 defintion if relocation uses GOT entries of the symbol.
2396 * testsuite/icf_safe_test.sh: Fix test.
2397 * testsuite/icf_safe_so_test.sh: Fix test.
2398
4ef28648
CC		 23992010-09-16 Cary Coutant <ccoutant@google.com>
2400
2401 * script_sections.cc (class Memory_region): Remove "NULL" from
2402 vector initializations.
2403
793990de
CC		 24042010-09-15 Cary Coutant <ccoutant@google.com>
2405
2406 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2407 Resolve forwarding symbols.
2408
81e015e2
DK		 24092010-09-15 Doug Kwan <dougkwan@google.com>
2410
2411 * gold/testsuite/script_test_3.t: Add ARM special sections.
2412 * gold/testsuite/script_test_4.t: Same.
2413 * gold/testsuite/script_test_5.t: Same.
2414 * gold/testsuite/script_test_6.t: Same.
2415 * gold/testsuite/script_test_7.t: Same.
2416 * gold/testsuite/script_test_7.t: Same.
2417 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2418
36171d64
CC		 24192010-09-14 Cary Coutant <ccoutant@google.com>
2420
2421 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2422 (Target_x86_64::Relocate::relocate_tls): Replace check for
2423 saw_tls_block_reloc_ with test for executable section.
2424
d89051bd
CC		 24252010-09-12 Cary Coutant <ccoutant@google.com>
2426
2427 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2428 position-independent executables to shared libraries need dynamic
2429 relocations.
2430 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2431 position-independent executables.
2432 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2433 * testsuite/Makefile.in: Regenerate.
2434
fca41f0f
NC		 24352010-09-10 Nick Clifton <nickc@redhat.com>
2436
2437 PR gold/11997
2438 * testsuite/memory_test.t: Discard any sections that are not
2439 needed.
2440
6695e4b3
L		 24412010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2442
2443 PR gold/11996
2444 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2445 "This::" to work around a bug in gcc 4.2.
2446
2447 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2448
0f72bf6f
RÁE		 24492010-09-09 Rafael Espindola <espindola@google.com>
2450
2451 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2452 sections with different PF_X flags in the same segment.
2453 (Layout::find_first_load_seg): Search all segments to find the first
2454 one.
2455 * options.h (rosegment): New.
2456
24572010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2458
05a79166 2459 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2460
aa98ff75
DK		 24612010-09-08 Doug Kwan <dougkwan@google.com>
2462
2463 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2464 (Arm_relobj::do_relocate_sections): Add new parameter for output
2465 file to match the parent.
2466 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2467 of local symbols instead of input values. Update code to track
2468 changes in gold::relocate_section.
2469 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2470 (Sized_relobj::compute_final_local_value_internal): New methods.
2471 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2472 body into private version of Sized_relobj::compute_final_local_value.
2473 Call the inline method.
2474 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2475 merged symbol value if there is one.
2476 (Symbol_value::has_output_value): New method defintiion.
2477 (Sized_relobj::Compute_final_local_value_status): New enum type.
2478 (Sized_relobj::compute_final_local_value): New methods.
2479 (Sized_relobj::compute_final_local_value_internal): New methods.
2480 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2481 and arm_cortex_a8.sh.
2482 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2483 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2484 New tests.
2485 * Makefile.in: Regenerate.
2486 * testsuite/arm_bl_out_of_range.s: Update test.
2487 * testsuite/thumb_bl_out_of_range.s: Ditto.
2488 * testsuite/thumb_blx_out_of_range.s: Ditto.
2489 * testsuite/arm_branch_out_of_range.sh: New file.
2490 * testsuite/arm_cortex_a8.sh: Ditto.
2491 * testsuite/arm_cortex_a8_b.s: Ditto.
2492 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2493 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2494 * testsuite/arm_cortex_a8_bl.s: Ditto.
2495 * testsuite/arm_cortex_a8_blx.s: Ditto.
2496 * testsuite/arm_cortex_a8_local.s: Ditto.
2497 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2498 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2499
05a79166
L		 25002010-09-08 Rafael Espindola <espindola@google.com>
2501
2502 * Makefile.am (memory_test.stdout): Run readelf with -W.
2503 * Makefile.in: Regenerate.
2504 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2505 64 bit output.
2506
33dbc701
RÁE		 25072010-09-08 Rafael Espindola <espindola@google.com>
2508
2509 * script-sections.cc (Script_sections::add_memory_region): Convert
2510 field precision to int.
2511 * script.cc (script_set_section_region, script_set_section_region):
2512 Convert field precision to int.
2513
731ca54a
RÁE		 25142010-09-08 Rafael Espindola <espindola@google.com>
2515
2516 * arm.cc (do_finalize_sections): Create the __exidx_start and
2517 __exdix_end symbols even when the section is missing.
2518
7f8cd844
NC		 25192010-09-08 Nick Clifton <nickc@redhat.com>
2520
2521 * README: Remove claim that MEMORY is not supported.
2522 * expression.cc (script_exp_function_origin)
2523 (script_exp_function_length): Move from here to ...
2524 * script.cc: ... here.
2525 (script_set_section_region, script_add_memory)
2526 (script_parse_memory_attr, script_include_directive): New
2527 functions.
2528 * script-sections.cc
2529 (class Memory_region): New class.
2530 (class Output_section_definition): Add set_memory_region,
2531 set_section_vma, set_section_lma and get_section_name methods.
2532 (class Script_Sections): Add add_memory_region,
2533 find_memory_region, find_memory_region_origin,
2534 find_memory_region_length and set_memory_region methods.
2535 Have set_section_addresses method walk the list of set memory
2536 regions.
2537 Extend the print methos to display memory regions.
2538 * script-sections.h: Add prototypes for new methods.
2539 Add enum for MEMORY region attributes.
2540 * yyscript.y: Add support for parsing MEMORY regions.
2541 * script-c.h: Add prototypes for new functions.
2542 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2543 * testsuite/Makefile.in: Regenerate.
2544 * testsuite/memory_test.sh: New script.
2545 * testsuite/memory_test.s: New assembler source file.
2546 * testsuite/memory_test.t: New linker script.
2547
a4649286
DK		 25482010-08-27 Doug Kwan <dougkwan@google.com>
2549
2550 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2551 reference override an existing dynamic weak reference.
2552 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2553 * testsuite/Makefile.in: Regenerate.
2554 * testsuite/dyn_weak_ref.sh: New file.
2555 * testsuite/dyn_weak_ref_1.c: Ditto.
2556 * testsuite/dyn_weak_ref_2.c: Ditto.
2557
b56648ad
ILT		 25582010-08-27 Ian Lance Taylor <iant@google.com>
2559
2560 * incremental.h (class Incremental_input_entry): Add virtual
2561 destructor.
2562
809313cb
ILT		 25632010-08-27 Ian Lance Taylor <iant@google.com>
2564
2565 * testsuite/start_lib_test_3.c: Mark t3 as used.
2566
11e32464
NC		 25672010-08-27 Nick Clifton <nickc@redhat.com>
2568
2569 * options.cc (version_script): Fix small typo in previous
2570 whitespace tidyup.
2571
ca09d69a
NC		 25722010-08-25 Nick Clifton <nickc@redhat.com>
2573
2574 * archive.cc: Formatting fixes: Remove whitespace between
2575 typename and following asterisk. Remove whitespace between
2576 function name and opening parenthesis.
2577 * archive.h: Likewise.
2578 * arm.cc: Likewise.
2579 * attributes.cc: Likewise.
2580 * attributes.h: Likewise.
2581 * common.cc: Likewise.
2582 * copy-relocs.cc: Likewise.
2583 * dirsearch.h: Likewise.
2584 * dynobj.cc: Likewise.
2585 * ehframe.cc: Likewise.
2586 * ehframe.h: Likewise.
2587 * expression.cc: Likewise.
2588 * fileread.cc: Likewise.
2589 * fileread.h: Likewise.
2590 * gc.h: Likewise.
2591 * gold-threads.cc: Likewise.
2592 * gold.cc: Likewise.
2593 * i386.cc: Likewise.
2594 * icf.h: Likewise.
2595 * incremental-dump.cc: Likewise.
2596 * incremental.cc: Likewise.
2597 * layout.cc: Likewise.
2598 * layout.h: Likewise.
2599 * main.cc: Likewise.
2600 * merge.cc: Likewise.
2601 * merge.h: Likewise.
2602 * object.cc: Likewise.
2603 * object.h: Likewise.
2604 * options.cc: Likewise.
2605 * options.h: Likewise.
2606 * output.cc: Likewise.
2607 * output.h: Likewise.
2608 * plugin.cc: Likewise.
2609 * plugin.h: Likewise.
2610 * powerpc.cc: Likewise.
2611 * reloc.cc: Likewise.
2612 * script-c.h: Likewise.
2613 * script-sections.cc: Likewise.
2614 * script.cc: Likewise.
2615 * stringpool.cc: Likewise.
2616 * symtab.cc: Likewise.
2617 * symtab.h: Likewise.
2618 * target.cc: Likewise.
2619 * timer.cc: Likewise.
2620 * timer.h: Likewise.
2621 * version.cc: Likewise.
2622 * x86_64.cc: Likewise.
2623
b8fa8750
NC		 26242010-08-24 Nick Clifton <nickc@redhat.com>
2625
2626 PR 11899
2627 * layout.cc (segment_precedes): Sort segments by their physical
2628 addresses, if they have been set.
2629
9919d93b
CC		 26302010-08-23 Cary Coutant <ccoutant@google.com>
2631
2632 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2633 symbols data.
2634 (Lib_group::include_member): Unlock object after deleting its
2635 symbols data.
2636 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2637 the bug fixed here.
2638
97b4be1c
CC		 26392010-08-19 Neil Vachharajani <nvachhar@google.com>
2640 Cary Coutant <ccoutant@google.com>
2641
2642 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2643 constructor, and set_blocker.
2644 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2645 readsyms_blocker_.
2646 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2647 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2648 * testsuite/Makefile.am (start_lib_test): New test case.
2649 * testsuite/Makefile.in: Regenerate.
2650 * testsuite/start_lib_test_main.c: New file.
2651 * testsuite/start_lib_test_1.c: New file.
2652 * testsuite/start_lib_test_2.c: New file.
2653 * testsuite/start_lib_test_3.c: New file.
2654
dd0b1884
ILT		 26552010-08-19 Ian Lance Taylor <iant@google.com>
2656
2657 * Makefile.in: Rebuild with automake 1.11.1.
2658 * aclocal.m4: Likewise.
2659 * testsuite/Makefile.in: Likewise.
2660
7223e9ca
ILT		 26612010-08-19 Ian Lance Taylor <iant@google.com>
2662
2663 PR 10893
2664 * i386.cc (class Output_data_plt_i386): Update declarations.
2665 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2666 local_ifuncs_ fields.
2667 (Target_i386::do_plt_section_for_global): New function.
2668 (Target_i386::do_plt_section_for_local): New function.
2669 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2670 parameter; change all callers. Initialize global_ifuncs_ and
2671 local_ifuncs_. If doing a static link define __rel_iplt_start and
2672 __rel_iplt_end.
2673 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2674 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2675 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2676 symbols.
2677 (Target_i386::make_plt_section): New function, broken out of
2678 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2679 (Target_i386::make_plt_entry): Call make_plt_section.
2680 (Target_i386::make_local_ifunc_plt_entry): New function.
2681 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2682 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2683 R_386_IRELATIVE to switch.
2684 (Target_i386::Scan::global): Likewise.
2685 (Target_i386::Relocate::relocate): Likewise.
2686 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2687 switch.
2688 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2689 (Target_x86_64::do_plt_section_for_global): New function.
2690 (Target_x86_64::do_plt_section_for_local): New function.
2691 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2692 parameter; change all callers. If doing a static link define
2693 __rela_iplt_start and __rela_iplt_end.
2694 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2695 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2696 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2697 to point to .plt.
2698 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2699 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2700 switch.
2701 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2702 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2703 R_X86_64_IRELATIVE to switch.
2704 (Target_x86_64::Scan::global): Likewise.
2705 (Target_x86_64::Relocate::relocate): Likewise.
2706 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2707 switch.
2708 * target.h (class Target): Add plt_section_for_global and
2709 plt_section_for_local functions. Add do_plt_section_for_global
2710 and do_plt_section_for_local virtual functions.
2711 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2712 clarifying comments.
2713 (Symbol::use_plt_offset): Handle IFUNC symbol.
2714 * object.cc (Sized_relobj::Sized_relobj): Initialize
2715 local_plt_offsets_.
2716 (Sized_relobj::local_has_plt_offset): New function.
2717 (Sized_relobj::local_plt_offset): New function.
2718 (Sized_relobj::set_local_plt_offset): New function.
2719 (Sized_relobj::do_count): Handle IFUNC symbol.
2720 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2721 a bit away from input_shndx_ field. Add set_is_func_symbol and
2722 is_ifunc_symbol functions.
2723 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2724 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2725 local_plt_offsets_ field.
2726 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2727 * output.h (class Output_section_data): Add non-const
2728 output_section function.
2729 (class Output_data_got): Update declarations.
2730 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2731 Add use_plt_offset parameter to global and local constructors.
2732 Change all callers. Change local_sym_index_ field to 31 bits.
2733 Change GSYM_CODE and CONSTANT_CODE accordingly.
2734 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2735 doing a static link don't set sh_link field.
2736 (Output_data_got::Got_entry::write): Use PLT offset if
2737 appropriate.
2738 (Output_data_got::add_global_plt): New function.
2739 (Output_data_got::add_local_plt): New function.
2740 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2741 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2742 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2743 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2744 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2745 IFUNC conditional.
2746 * testsuite/ifunc-sel.h: New file.
2747 * testsuite/ifuncmain1.c: New file.
2748 * testsuite/ifuncmain1vis.c: New file.
2749 * testsuite/ifuncmod1.c: New file.
2750 * testsuite/ifuncdep2.c: New file.
2751 * testsuite/ifuncmain2.c: New file.
2752 * testsuite/ifuncmain3.c: New file.
2753 * testsuite/ifuncmod3.c: New file.
2754 * testsuite/ifuncmain4.c: New file.
2755 * testsuite/ifuncmain5.c: New file.
2756 * testsuite/ifuncmod5.c: New file.
2757 * testsuite/ifuncmain6pie.c: New file.
2758 * testsuite/ifuncmod6.c: New file.
2759 * testsuite/ifuncmain7.c: New file.
2760 * configure, testsuite/Makefile.in: Rebuild.
2761
56f75c03
ILT		 27622010-08-18 Ian Lance Taylor <iant@google.com>
2763
2764 * incremental.cc
2765 (Output_section_incremental_inputs::write_input_files): Add cast
2766 to avoid signed/unsigned comparison warning.
2767 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2768
55455f89
CC		 27692010-08-12 Cary Coutant <ccoutant@google.com>
2770
2771 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2772
e2054bcb
ILT		 27732010-08-13 Ian Lance Taylor <iant@google.com>
2774
2775 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2776
74f67560
DK		 27772010-08-12 Cary Coutant <ccoutant@google.com>
2778 Doug Kwan <dougkwan@google.com>
2779
2780 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2781 defintion overrides non-weak undef, remember that the original undef
2782 is not weak.
2783 * symtab.cc (Symbol_table::sized_write_global): For undef without
2784 an original weak binding, set binding to global in output.
2785 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2786 * testsuite/Makefile.in: Regenerate.
2787 * testsuite/strong_ref_weak_def.sh: New file.
2788 * testsuite/strong_ref_weak_def_1.c: Ditto.
2789 * testsuite/strong_ref_weak_def_2.c: Ditto.
2790
d1238d12
CC		 27912010-08-12 Cary Coutant <ccoutant@google.com>
2792
2793 * testsuite/incremental_test.sh: Rewrite.
2794 * testsuite/incremental_test_1.c: Rewrite.
2795 * testsuite/incremental_test_2.c: Rewrite.
2796
0e70b911
CC		 27972010-08-12 Cary Coutant <ccoutant@google.com>
2798
2799 * arm.cc (Target_arm::got_size): Add const.
2800 (Target_arm::got_entry_count): New function.
2801 (Target_arm::plt_entry_count): New function.
2802 (Target_arm::first_plt_entry_offset): New function.
2803 (Target_arm::plt_entry_size): New function.
2804 (Output_data_plt_arm::entry_count): New function.
2805 (Output_data_plt_arm::first_plt_entry_offset): New function.
2806 (Output_data_plt_arm::get_plt_entry_size): New function.
2807 * i386.cc (Target_i386::got_size): Add const.
2808 (Target_i386::got_entry_count): New function.
2809 (Target_i386::plt_entry_count): New function.
2810 (Target_i386::first_plt_entry_offset): New function.
2811 (Target_i386::plt_entry_size): New function.
2812 (Output_data_plt_i386::entry_count): New function.
2813 (Output_data_plt_i386::first_plt_entry_offset): New function.
2814 (Output_data_plt_i386::get_plt_entry_size): New function.
2815 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2816 find_incremental_inputs_sections. Dump incremental_got_plt section.
2817 * incremental.cc: Include target.h.
2818 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2819 parameter. Adjust all callers. Find incremental_got_plt section.
2820 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2821 section.
2822 (Output_section_incremental_inputs::set_final_data_size): Calculate
2823 size of incremental_got_plt section.
2824 (Output_section_incremental_inputs::do_write): Write the
2825 incremental_got_plt section.
2826 (Got_plt_view_info): New struct.
2827 (Local_got_offset_visitor): New class.
2828 (Global_got_offset_visitor): New class.
2829 (Global_symbol_visitor_got_plt): New class.
2830 (Output_section_incremental_inputs::write_got_plt): New function.
2831 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2832 Add parameter. Adjust all callers.
2833 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2834 (Incremental_inputs::got_plt_section): New function.
2835 (Incremental_inputs::got_plt_section_): New data member.
2836 (Incremental_got_plt_reader): New class.
2837 * layout.cc (Layout::create_incremental_info_sections): Add the
2838 incremental_got_plt section.
2839 * object.h (Got_offset_list::get_list): New function.
2840 (Got offset_list::for_all_got_offsets): New function.
2841 (Sized_relobj::local_got_offset_list): New function.
2842 * powerpc.cc (Target_powerpc::got_size): Add const.
2843 (Target_powerpc::got_entry_count): New function.
2844 (Target_powerpc::plt_entry_count): New function.
2845 (Target_powerpc::first_plt_entry_offset): New function.
2846 (Target_powerpc::plt_entry_size): New function.
2847 (Output_data_plt_powerpc::entry_count): New function.
2848 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2849 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2850 * sparc.cc (Target_sparc::got_size): Add const.
2851 (Target_sparc::got_entry_count): New function.
2852 (Target_sparc::plt_entry_count): New function.
2853 (Target_sparc::first_plt_entry_offset): New function.
2854 (Target_sparc::plt_entry_size): New function.
2855 (Output_data_plt_sparc::entry_count): New function.
2856 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2857 (Output_data_plt_sparc::get_plt_entry_size): New function.
2858 * symtab.h (Symbol::got_offset_list): New function.
2859 (Symbol_table::for_all_symbols): New function.
2860 * target.h (Sized_target::got_entry_count): New function.
2861 (Sized_target::plt_entry_count): New function.
2862 (Sized_target::plt_entry_size): New function.
2863 * x86_64.cc (Target_x86_64::got_size): Add const.
2864 (Target_x86_64::got_entry_count): New function.
2865 (Target_x86_64::plt_entry_count): New function.
2866 (Target_x86_64::first_plt_entry_offset): New function.
2867 (Target_x86_64::plt_entry_size): New function.
2868 (Output_data_plt_x86_64::entry_count): New function.
2869 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2870 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2871
09ec0418
CC		 28722010-08-12 Cary Coutant <ccoutant@google.com>
2873
2874 * archive.cc: Include incremental.h.
2875 (Archive::Archive): Initialize incremental_info_.
2876 (Archive::include_member): Record archive members in incremental info.
2877 (Add_archive_symbols::run): Record begin and end of an archive in
2878 incremental info.
2879 (Lib_group::include_member): Record objects in incremental info.
2880 * archive.h (Incremental_archive_entry): Forward declaration.
2881 (Archive::set_incremental_info): New member function.
2882 (Archive::incremental_info): New member function.
2883 (Archive::Unused_symbol_iterator): New class.
2884 (Archive::unused_symbols_begin): New member function.
2885 (Archive::unused_symbols_end): New member function.
2886 (Archive::incremental_info_): New data member.
2887 * incremental-dump.cc (find_input_containing_global): New function.
2888 (dump_incremental_inputs): Dump new incremental info sections.
2889 * incremental.cc: Include symtab.h.
2890 (Output_section_incremental_inputs): New class.
2891 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2892 new incremental info sections.
2893 (Sized_incremental_binary::do_check_inputs): Likewise.
2894 (Incremental_inputs::report_archive): Remove.
2895 (Incremental_inputs::report_archive_begin): New function.
2896 (Incremental_inputs::report_archive_end): New function.
2897 (Incremental_inputs::report_object): New function.
2898 (Incremental_inputs::finalize_inputs): Remove.
2899 (Incremental_inputs::report_input_section): New function.
2900 (Incremental_inputs::report_script): Rewrite.
2901 (Incremental_inputs::finalize): Do nothing but finalize string table.
2902 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2903 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2904 (Incremental_inputs::create_data_sections): New function.
2905 (Incremental_inputs::relocs_entsize): New function.
2906 (Output_section_incremental_inputs::set_final_data_size): New function.
2907 (Output_section_incremental_inputs::do_write): New function.
2908 (Output_section_incremental_inputs::write_header): New function.
2909 (Output_section_incremental_inputs::write_input_files): New function.
2910 (Output_section_incremental_inputs::write_info_blocks): New function.
2911 (Output_section_incremental_inputs::write_symtab): New function.
2912 * incremental.h (Incremental_script_entry): Forward declaration.
2913 (Incremental_object_entry): Forward declaration.
2914 (Incremental_archive_entry): Forward declaration.
2915 (Incremental_inputs): Forward declaration.
2916 (Incremental_inputs_header_data): Remove.
2917 (Incremental_inputs_header): Remove.
2918 (Incremental_inputs_header_write): Remove.
2919 (Incremental_inputs_entry_data): Remove.
2920 (Incremental_inputs_entry): Remove.
2921 (Incremental_inputs_entry_write): Remove.
2922 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2923 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2924 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2925 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2926 Likewise.
2927 (Incremental_input_entry): New class.
2928 (Incremental_script_entry): New class.
2929 (Incremental_object_entry): New class.
2930 (Incremental_archive_entry): New class.
2931 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2932 (Incremental_inputs::report_inputs): Remove.
2933 (Incremental_inputs::report_archive): Remove.
2934 (Incremental_inputs::report_archive_begin): New function.
2935 (Incremental_inputs::report_archive_end): New function.
2936 (Incremental_inputs::report_object): Change prototype.
2937 (Incremental_inputs::report_input_section): New function.
2938 (Incremental_inputs::report_script): Change prototype.
2939 (Incremental_inputs::get_reloc_count): New function.
2940 (Incremental_inputs::set_reloc_count): New function.
2941 (Incremental_inputs::create_data_sections): New function.
2942 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2943 (Incremental_inputs::inputs_section): New function.
2944 (Incremental_inputs::symtab_section): New function.
2945 (Incremental_inputs::relocs_section): New function.
2946 (Incremental_inputs::get_stringpool): Add const.
2947 (Incremental_inputs::command_line): Add const.
2948 (Incremental_inputs::inputs): Remove.
2949 (Incremental_inputs::command_line_key): New function.
2950 (Incremental_inputs::input_file_count): New function.
2951 (Incremental_inputs::input_files): New function.
2952 (Incremental_inputs::relocs_entsize): New function.
2953 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2954 (Incremental_inputs::finalize_inputs): Remove.
2955 (Incremental_inputs::Input_info): Remove.
2956 (Incremental_inputs::lock_): Remove.
2957 (Incremental_inputs::inputs_): Change type.
2958 (Incremental_inputs::inputs_map_): Remove.
2959 (Incremental_inputs::current_object_entry_): New data member.
2960 (Incremental_inputs::inputs_section_): New data member.
2961 (Incremental_inputs::symtab_section_): New data member.
2962 (Incremental_inputs::relocs_section_): New data member.
2963 (Incremental_inputs::reloc_count_): New data member.
2964 (Incremental_inputs_reader): New class.
2965 (Incremental_symtab_reader): New class.
2966 (Incremental_relocs_reader): New class.
2967 * layout.cc (Layout::finalize): Move finalization of incremental info
2968 and creation of incremental info sections to follow finalization of
2969 symbol table. Set offsets for postprocessing sections.
2970 (Layout::create_incremental_info_sections): Call
2971 Incremental_inputs::create_data_sections. Add incremental symtab
2972 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2973 sections to layout after input sections.
2974 * layout.h (struct Timespec): Forward declaration.
2975 (Layout::incremental_inputs): Add const.
2976 (Layout::create_incremental_info_sections): Add parameter.
2977 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2978 * object.cc: Include incremental.h.
2979 (Relobj::finalize_incremental_relocs): New function.
2980 (Sized_relobj::do_layout): Record input sections in incremental info.
2981 * object.h (Object::output_section): New function.
2982 (Object::output_section_offset): Moved from Relobj.
2983 (Object::get_incremental_reloc_base): New function.
2984 (Object::get_incremental_reloc_count): New function.
2985 (Object::do_output_section): New function.
2986 (Object::do_output_section_offset): Moved from Relobj.
2987 (Object::do_get_incremental_reloc_base): New function.
2988 (Object::do_get_incremental_reloc_count): New function.
2989 (Object::Object): Initialize new data members.
2990 (Relobj::output_section): Renamed do_output_section and moved to
2991 protected.
2992 (Relobj::output_section_offset): Moved to Object.
2993 (Relobj::do_get_incremental_reloc_base): New function.
2994 (Relobj::do_get_incremental_reloc_count): New function.
2995 (Relobj::allocate_incremental_reloc_counts): New function.
2996 (Relobj::count_incremental_reloc): New function.
2997 (Relobj::finalize_incremental_relocs): New function.
2998 (Relobj::next_incremental_reloc_index): New function.
2999 (Relobj::reloc_counts_): New data member.
3000 (Relobj::reloc_bases_): New data member.
3001 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3002 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3003 (Sized_relobj::incremental_relocs_scan): New function.
3004 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3005 (Sized_relobj::incremental_relocs_write): New function.
3006 (Sized_relobj::incremental_relocs_write_reltype): New function.
3007 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3008 incremental link.
3009 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3010 archives and object files elsewhere.
3011 (Add_symbols::run): Report object files here.
3012 (Finish_group::run): Report end of archive at end of group.
3013 * reloc.cc: Include layout.h, incremental.h.
3014 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3015 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3016 (Sized_relobj::incremental_relocs_scan): New function.
3017 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3018 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3019 (Sized_relobj::incremental_relocs_write): New function.
3020 (Sized_relobj::incremental_relocs_write_reltype): New function.
3021 * script.cc (read_input_script): Rewrite test for incremental link.
3022 Change call to Incremental_inputs::report_script.
3023 * symtab.h (Symbol_table::first_global_index): New function.
3024 (Symbol_table::output_count): New function.
3025
ce0d1972
DK		 30262010-08-12 Doug Kwan <dougkwan@google.com>
3027
3028 * arm.cc (Target_arm::merge_object_attributes): Check command line
3029 options --no-wchar-size-warning and --no-enum-size-warning.
3030 * options.h (General_options): Add ld-compatible options
3031 --no-enum-size-warning and --no-wchar-size-warning.
3032
6e5710ce
ILT		 30332010-08-04 Ian Lance Taylor <iant@google.com>
3034
3035 * x86_64.cc (Target_x86_64::Scan::local): Use
3036 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3037 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3038 (Target_x86_64::Scan::global): Likewise.
3039 (Target_x86_64::Relocate::relocate): Likewise.
3040 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3041 Likewise.
3042
fef830db
CC		 30432010-08-03 Cary Coutant <ccoutant@google.com>
3044
3045 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3046 to reserve space in merged_strings vector. Keep total input size
3047 for stats.
3048 (Output_merge_string::do_print_merge_stats): Print total input size.
3049 * merge.h (Output_merge_string): Add input_size_ field.
3050 * stringpool.cc (Stringpool_template::string_length): Move
3051 implementations out of Stringpool_template class and place in
3052 stringpool.h.
3053 * stringpool.h (string_length): Move out of Stringpool_template.
3054
1e3811b0
ILT		 30552010-08-03 Ian Lance Taylor <iant@google.com>
3056
3057 PR 11712
3058 * layout.cc (relaxation_loop_body): If address of load segment is
3059 set, adjust address to include headers if possible.
3060
7af0c620
ILT		 30612010-08-03 Ian Lance Taylor <iant@google.com>
3062
3063 * version.cc (version_string): Bump to 1.10.
3064
22f0da72
ILT		 30652010-08-03 Ian Lance Taylor <iant@google.com>
3066
3067 PR 11805
3068 * layout.h (enum Output_section_order): Define.
3069 (class Layout): Update declarations.
3070 * layout.cc (Layout::get_output_section): Add order parameter.
3071 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3072 is_first_non_relro parameters. Change all callers.
3073 (Layout::choose_output_section): Likewise.
3074 (Layout::add_output_section_data): Likewise.
3075 (Layout::make_output_section): Likewise. Set order.
3076 (Layout::default_section_order): New function.
3077 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3078 * output.cc (Output_section::Output_section): Initialize order_.
3079 Don't initialize deleted fields.
3080 (Output_segment::Output_segment): Don't initialize deleted
3081 fields.
3082 (Output_segment::add_output_section_to_load): New function
3083 replacing add_output_section. Change all callers to call this or
3084 add_output_section_to_nonload.
3085 (Output_segment::add_output_section_to_nonload): New function.
3086 (Output_segment::remove_output_section): Rewrite.
3087 (Output_segment::add_initial_output_data): Likewise.
3088 (Output_segment::has_any_data_sections): Likewise.
3089 (Output_segment::is_first_section_relro): Likewise.
3090 (Output_segment::maximum_alignment): Likewise.
3091 (Output_segment::has_dynamic_reloc): New function replacing
3092 dynamic_reloc_count. Change all callers.
3093 (Output_segment::has_dynamic_reloc_list): New function replacing
3094 dynamic_reloc_count_list. Change all callers.
3095 (Output_segment::set_section_addresses): Rewrite.
3096 (Output_segment::set_offset): Rewrite.
3097 (Output_segment::find_first_and_last_list): Remove.
3098 (Output_segment::set_tls_offsets): Rewrite.
3099 (Output_segment::first_section_load_address): Likewise.
3100 (Output_segment::output_section_count): Likewise.
3101 (Output_segment::section_with_lowest_load_address): Likewise.
3102 (Output_segment::write_section_headers): Likewise.
3103 (Output_segment::print_sections_to_map): Likewise.
3104 * output.h (class Output_data): Remove dynamic_reloc_count_
3105 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3106 (Output_data::add_dynamic_reloc): Rewrite.
3107 (Output_data::has_dynamic_reloc): New function.
3108 (Output_data::dynamic_reloc_count): Remove.
3109 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3110 is_last_relro_, is_first_non_relro_, is_interp_,
3111 is_dynamic_linker_section_ fields. Add order and set_order
3112 functions. Remove is_relro_local, set_is_relro_local,
3113 is_last_relro, set_is_last_relro, is_first_non_relro,
3114 set_is_first_non_relro functions, is_interp, set_is_interp,
3115 is_dynamic_linker_section, and set_is_dynamic_linker_section
3116 functions.
3117 (class Output_segment): Change Output_data_list from std::list to
3118 std:;vector. Add output_lists_ field. Remove output_data_ and
3119 output_bss_ fields. Update declarations.
3120
3ff2ccb0
ILT		 31212010-08-02 Ian Lance Taylor <iant@google.com>
3122
3123 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3124 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3125 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3126
88a4108b
ILT		 31272010-08-02 Ian Lance Taylor <iant@google.com>
3128
3129 PR 11855
3130 * script.cc (Script_options::Script_options): Initialize
3131 symbol_definitions_ and symbol_references_.
3132 (Script_options::add_symbol_assignment): Update
3133 symbol_definitions_ and symbol_references_.
3134 (Script_options::add_symbol_reference): New function.
3135 (script_symbol): New function.
3136 * script.h (class Script_options): Add symbol_definitions_ and
3137 symbol_references_ fields.
3138 (Script_options::referenced_const_iterator): New type.
3139 (Script_options::referenced_begin): New function.
3140 (Script_options::referenced_end): New function.
3141 (Script_options::is_referenced): New function.
3142 (Script_options::any_unreferenced): New function.
3143 * script-c.h (script_symbol): Declare.
3144 * yyscript.y (exp): Call script_symbol.
3145 * symtab.cc: Include "script.h".
3146 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3147 Change all callers. Check symbols referenced by scripts.
3148 (Symbol_table::add_undefined_symbols_from_command_line): Add
3149 layout parameter. Change all callers.
3150 (Symbol_table::do_add_undefined_symbols_from_command_line):
3151 Likewise. Break out loop body. Check symbols referenced by
3152 scripts.
3153 (Symbol_table::add_undefined_symbol_from_command_line): New
3154 function broken out of
3155 do_add_undefined_symbols_from_command_line.
3156 * symtab.h (class Symbol_table): Update declarations.
3157 * archive.cc: Include "layout.h".
3158 (Archive::should_include_member): Add layout parameter. Change
3159 all callers. Check for symbol mentioned in expression.
3160 * archive.h (class Archive): Update declaration.
3161 * object.cc (Sized_relobj::do_should_include_member): Add layout
3162 parameter.
3163 * object.h (Object::should_include_member): Add layout parameter.
3164 Change all callers.
3165 (Object::do_should_include_member): Add layout parameter.
3166 (class Sized_relobj): Update declaration.
3167 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3168 parameter.
3169 * dynobj.h (class Sized_dynobj): Update declaration.
3170 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3171 layout parameter.
3172 * plugin.h (class Sized_pluginobj): Update declaration.
3173
5f1ab67a
ILT		 31742010-08-02 Ian Lance Taylor <iant@google.com>
3175
3176 PR 11866
3177 * output.cc (Output_segment::set_offset): Search for the first and
3178 last sections rather than assuming that the list is in order.
3179 (Output_segment::find_first_and_last_list): New function.
3180 * output.h (class Output_segment): Update declarations.
3181 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3182 (relro_strip_test_SOURCES): New variable.
3183 (relro_strip_test_DEPENDENCIES): New variable.
3184 (relro_strip_test_LDFLAGS): New variable.
3185 (relro_strip_test_LDADD): New variable.
3186 (relro_strip_test.so): New target.
3187
a8df5856
ILT		 31882010-08-02 Ian Lance Taylor <iant@google.com>
3189
3190 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3191 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3192 (Target_i386::got_tlsdesc_section): New function.
3193 (Target_i386::got_section): Create space for GOT entries for
3194 TLSDESC relocations.
3195 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3196 R_386_TLS_GOTDESC.
3197 (Target_i386::Scan::global): Likewise.
3198 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3199 using TLSDESC GOT.
3200 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3201 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3202 (Target_x86_64::got_tlsdesc_section): New function.
3203 (Target_x86_64::got_section): Create space for GOT entries for
3204 TLSDESC relocations.
3205 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3206 R_386_TLS_GOTDESC.
3207 (Target_x86_64::Scan::global): Likewise.
3208 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3209 using TLSDESC GOT.
3210
0c10a0a6
ILT		 32112010-08-02 Ian Lance Taylor <iant@google.com>
3212
3213 * testsuite/final_layout.sh: Use dc to convert from hex to
3214 decimal.
3215
41cbeecc
ST		 32162010-07-29 Sriraman Tallam <tmsriram@google.com>
3217
3218 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3219 paramter to the call to gold::gc_process_relocs.
3220 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3221 paramter to the call to gold::gc_process_relocs.
3222 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3223 parameter to the call to gold::gc_process_relocs.
3224 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3225 template parameter to the call to gold::gc_process_relocs.
3226 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3227 paramter to the call to gold::gc_process_relocs.
3228 * gc.h (get_embedded_addend_size): New function.
3229 (gc_process_relocs): Save the size of the reloc for use by ICF.
3230 * icf.cc (get_section_contents): Get the addend from the text section
3231 for SHT_REL relocation sections.
3232 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3233 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3234 * int_encoding.h (read_from_pointer): New overloaded function.
3235 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3236 * testsuite/icf_sht_rel_addend_test.sh: New file.
3237 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3238 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3239
6ea55b82
RW		 32402010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3241
3242 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3243 * Makefile.in: Regenerate.
3244 * testsuite/Makefile.in: Regenerate.
3245
9691462b
ILT		 32462010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3247
3248 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3249 * gold/testsuite/debug_msg.cc: Likewise.
3250 * gold/testsuite/odr_violation1.cc
3251 * gold/testsuite/odr_violation2.cc
3252
76897331
CC		 32532010-07-21 Cary Coutant <ccoutant@google.com>
3254
3255 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3256 string, and length fields.
3257 (Output_merge_string::Merged_strings_list): New type.
3258 (Output_merge_string::Merged_strings_lists): New typedef.
3259 (Output_merge_string): Replace merged_strings_ with
3260 merged_strings_lists_.
3261 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3262 Merged_strings_list per input object and section. Don't store pointer
3263 to the string. Don't store length with each merged string entry.
3264 (Output_merge_string::finalize_merged_data): Loop over list of merged
3265 strings lists. Recompute length of each merged string.
3266
78384e8f
CC		 32672010-07-15 Cary Coutant <ccoutant@google.com>
3268
3269 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3270 here.
3271
783659f9
ILT		 32722010-07-14 Ian Lance Taylor <iant@google.com>
3273
3274 * descriptors.cc (Descriptors::open): Report correct name in error
3275 message.
3276
131687b4
DK		 32772010-07-13 Doug Kwan <dougkwan@google.com>
3278
3279 * arm.cc (Arm_input_section::Arm_input_section): For a
3280 SHT_ARM_EXIDX section, always keeps the input sections.
3281 (Arm_input_section::set_exidx_section_link): New method.
3282 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3283 has_errors_ to false.
3284 (Arm_exidx_input_section::has_errors,
3285 Arm_exidx_input_section::set_has_errors): New methods.
3286 (Arm_exidx_input_section::has_errors_): New data member.
3287 (Arm_relobj::get_exidx_shndx_list): New method.
3288 (Arm_output_section::append_text_sections_to_list): Do not skip
3289 section without SHF_EXECINSTR.
3290 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3291 errors.
3292 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3293 section header. Make error messages more verbose. Check for
3294 a non-executable section linked to an EXIDX section.
3295 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3296 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3297 check that there is no deferred EXIDX section if we exit early.
3298 Instead of not making an EXIDX section in case of an error, make one
3299 and set the has_errors flag of it.
3300 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3301 in a relocatable link.
3302 (Target_arm::do_relax): Look for the EXIDX output section instead of
3303 assuming that it is called .ARM.exidx.
3304 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3305 section list. Do not check for SHF_EXECINSTR section flags but
3306 skip any input section with errors.
3307 * output.cc (Output_section::Output_section): Initialize
3308 always_keeps_input_sections_ to false.
3309 (Output_section::add_input_section): Check for
3310 always_keeps_input_sections_.
3311 * output.h (Output_section::always_keeps_input_sections,
3312 Output_section::set_always_keeps_input_sections): New methods.
3313 (Output_section::always_keeps_input_sections): New data member.
3314
69517287
RÁE		 33152010-07-13 Rafael Espindola <espindola@google.com>
3316
3317 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3318 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3319
82742395
ILT		 33202010-07-13 Philip Herron <herron.philip@googlemail.com>
3321 Ian Lance Taylor <iant@google.com>
3322
3323 * output.h (Output_section_lookup_maps::add_merge_section):
3324 Correct check of whether value was inserted.
3325 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3326 (Output_section_lookup_maps::add_relaxed_input_section):
3327 Likewise.
3328 * arm.cc (Target_arm::got_section): Remove used local os.
3329 * i386.cc (Target_i386::got_section): Likewise.
3330 * x86_64.cc (Target_x86_64::got_section): Likewise.
3331 * sparc.cc (Target_sparc::got_section): Likewise.
3332 (Target_sparc::relocate): Remove unused local have_got_offset.
3333 * powerpc.cc (Target_powerpc::relocate): Likewise.
3334
f2d707b5
ILT		 33352010-07-13 Ian Lance Taylor <iant@google.com>
3336
241531d6
ILT		 3337 * compressed_output.cc (zlib_decompress): Fix signature in
3338 !HAVE_ZLIB_H case.
3339
f2d707b5
ILT		 3340 * archive.cc (Archive::include_member): Unlock an external member
3341 of a thin archive. Don't bother to delete an object we know is
3342 NULL.
3343
a2e47362
CC		 33442010-07-12 Cary Coutant <ccoutant@google.com>
3345
3346 * compressed_output.cc (zlib_decompress): New function.
3347 (get_uncompressed_size): New function.
3348 (decompress_input_section): New function.
3349 * compressed_output.h (get_uncompressed_size): New function.
3350 (decompress_input_section): New function.
3351 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3352 Handle compressed debug sections.
3353 * layout.cc (is_compressed_debug_section): New function.
3354 (Layout::output_section_name): Map compressed section names to
3355 canonical names.
3356 * layout.h (is_compressed_debug_section): New function.
3357 (is_debug_info_section): Recognize compressed debug sections.
3358 * merge.cc: Include compressed_output.h.
3359 (Output_merge_data::do_add_input_section): Handle compressed
3360 debug sections.
3361 (Output_merge_string::do_add_input_section): Handle compressed
3362 debug sections.
3363 * object.cc: Include compressed_output.h.
3364 (Sized_relobj::Sized_relobj): Initialize new data members.
3365 (build_compressed_section_map): New function.
3366 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3367 * object.h (Object::section_is_compressed): New method.
3368 (Object::do_section_is_compressed): New method.
3369 (Sized_relobj::Compressed_section_map): New type.
3370 (Sized_relobj::do_section_is_compressed): New method.
3371 (Sized_relobj::compressed_sections_): New data member.
3372 * output.cc (Output_section::add_input_section): Handle compressed
3373 debug sections.
3374 * reloc.cc: Include compressed_output.h.
3375 (Sized_relobj::write_sections): Handle compressed debug sections.
3376
ce279a62
CC		 33772010-07-08 Cary Coutant <ccoutant@google.com>
3378
3379 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3380 weak when resolving to a dynamic def.
3381 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3382 for weak undef/dynamic def cases. Adjust callers.
3383 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3384 undef_binding_weak_.
3385 (Symbol_table::sized_write_globals): Adjust symbol binding.
3386 (Symbol_table::sized_write_symbol): Add binding parameter.
3387 * symtab.h (Symbol::set_undef_binding): New method.
3388 (Symbol::is_undef_binding_weak): New method.
3389 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3390 (Symbol_table::should_override): Add new parameter.
3391 (Symbol_table::sized_write_symbol): Add new parameter.
3392
3393 * testsuite/weak_undef_file1.cc: Add new test case.
3394 * testsuite/weak_undef_file2.cc: Fix header comment.
3395 * testsuite/weak_undef_test.cc: Add new test case.
3396
b2286c10
DK		 33972010-06-29 Doug Kwan <dougkwan@google.com>
3398
3399 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3400 Initialize USE_SYMBOL_.
3401 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3402 definition.
3403 (Arm_reloc_property::uses_symbol_): New data member declaration.
3404 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3405 uses symbol value and symbol is undefined but not weakly undefined.
3406
4802450a
RÁE		 34072010-06-28 Rafael Espindola <espindola@google.com>
3408
3409 * plugin.cc (Plugin::load): Use dlerror.
3410
e5ca47ba
ILT		 34112010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3412
3413 * symtab.cc (detect_odr_violations): When reporting an ODR
3414 violation, report an object where the symbol is defined.
3415
8a75a161
DK		 34162010-06-25 Doug Kwan <dougkwan@google.com>
3417
3418 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3419 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3420 definition.
3421 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3422 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3423 target hook to detect function points.
3424 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3425 * icf.h (Icf::check_section_for_function_pointers): Change type of
3426 parameter SECTION_NAME to const reference to std::string. Use
3427 target hook to determine if section may have unsafe pointers.
3428 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3429 method definition.
3430
42218b9f
RÁE		 34312010-06-21 Rafael Espindola <espindola@google.com>
3432
3433 * fileread.cc (Input_file::find_fie): New
3434 (Input_file::open): Use Input_file::find_fie.
3435 * fileread.h (Input_file::find_fie): New
3436 * plugin.cc (set_extra_library_path): New.
3437 (Plugin::load): Add set_extra_library_path to the transfer vector.
3438 (Plugin_manager::set_extra_library_path): New.
3439 (Plugin_manager::add_input_file): Use the extra search path if set.
3440 (set_extra_library_path(): New.
3441 * plugin.h (Plugin_manager): Add set_extra_library_path and
3442 extra_search_path_.
3443
a0506cca
CC		 34442010-06-19 Cary Coutant <ccoutant@google.com>
3445
3446 * layout.cc (gdb_sections): Add .debug_types.
3447 (lines_only_debug_sections): Likewise.
3448
6508b958
RÁE		 34492010-06-18 Rafael Espindola <espindola@google.com>
3450
3451 * plugin.cc (add_input_file,add_input_library)
3452 (Plugin_manager::add_input_file): Make filename arguments const.
3453 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3454 const.
3455
3e235302
DK		 34562010-06-16 Doug Kwan <dougkwan@google.com>
3457
3458 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3459 .ARM.attributes section if we have not merged any input
3460 attributes sections.
3461
106e8a6c
DK		 34622010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3463
3464 * arm.cc: Allow combining objects with no EABI version
3465 information.
3466
91ff43fe
RÁE		 34672010-06-15 Rafael Espindola <espindola@google.com>
3468
3469 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3470
68ed838c
ILT		 34712010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3472
3473 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3474 (struct iovec): Correct !HAVE_READV definition.
3475
f3a2388f
CC		 34762010-06-10 Cary Coutant <ccoutant@google.com>
3477
3478 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3479 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3480 reloc sections.
3481 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3482
3483 PR 11683
3484 * symtab.h (Symbol::is_placeholder): New member function.
3485 * target-reloc.h (relocate_section): Check for placeholder symbols.
3486
3487 * testsuite/Makefile.am (plugin_test_8): New test.
3488 (plugin_test_9): New test.
3489 * testsuite/Makefile.in: Regenerate.
3490
e1df38aa
NC		 34912010-06-09 Nick Clifton <nickc@redhat.com>
3492
3493 * yyscript.y (input_list_element): Allow strings prefixed with
3494 the '-' character. Treat these as libraries.
3495 * script.cc (script_add_library): New function. Adds a library
3496 specified by "-l<name>" found in an input script.
3497 * script-c.h: Add prototype for script_add_library.
3498
25bbe950
DK		 34992010-06-07 Doug Kwan <dougkwan@google.com>
3500
3501 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3502 Restrict stub-group size to be within long conditional branch
3503 range when working around cortex-A8 erratum.
3504
0f32ea4c
ILT		 35052010-06-07 Damien Diederen <dd@crosstwine.com>
3506
3507 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3508 #ifdef typo.
3509
8fe2a369
ST		 35102010-06-03 Sriraman Tallam <tmsriram@google.com>
3511
3512 PR gold/11658
3513 * output.cc
3514 (Output_section::Input_section_sort_entry::compare_section_ordering):
3515 Change to return non-zero correctly.
3516 (Output_section::Input_section_sort_section_order_index_compare
3517 ::operator()): Change to fix ambiguity in comparisons.
3518
6e9ba2ca
ST		 35192010-06-01 Sriraman Tallam <tmsriram@google.com>
3520
3521 * gold.h (is_wildcard_string): New function.
3522 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3523 (Layout::layout_eh_frame): Ditto.
3524 (Layout::find_section_order_index): New method.
3525 (Layout::read_layout_from_file): New method.
3526 * layout.h (Layout::find_section_order_index): New method.
3527 (Layout::read_layout_from_file): New method.
3528 (Layout::input_section_position_): New private member.
3529 (Layout::input_section_glob_): New private member.
3530 * main.cc (main): Call read_layout_from_file here.
3531 * options.h (--section-ordering-file): New option.
3532 * output.cc (Output_section::input_section_order_specified_): New
3533 member.
3534 (Output_section::Output_section): Initialize new member.
3535 (Output_section::add_input_section): Add new parameter.
3536 Keep input sections when --section-ordering-file is used.
3537 (Output_section::set_final_data_size): Sort input sections when
3538 section ordering file is specified.
3539 (Output_section::Input_section_sort_entry): Add new parameter.
3540 Check sorting type.
3541 (Output_section::Input_section_sort_entry::compare_section_ordering):
3542 New method.
3543 (Output_section::Input_section_sort_compare::operator()): Change to
3544 consider section_order_index.
3545 (Output_section::Input_section_sort_init_fini_compare::operator()):
3546 Change to consider section_order_index.
3547 (Output_section::Input_section_sort_section_order_index_compare
3548 ::operator()): New method.
3549 (Output_section::sort_attached_input_sections): Change to sort
3550 according to section order when specified.
e1df38aa
NC		 3551 (Output_section::add_input_section<32, true>): Add new parameter.
3552 (Output_section::add_input_section<64, true>): Add new parameter.
3553 (Output_section::add_input_section<32, false>): Add new parameter.
3554 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3555 * output.h (Output_section::add_input_section): Add new parameter.
3556 (Output_section::input_section_order_specified): New
3557 method.
3558 (Output_section::set_input_section_order_specified): New method.
3559 (Input_section::Input_section): Initialize section_order_index_.
3560 (Input_section::section_order_index): New method.
3561 (Input_section::set_section_order_index): New method.
3562 (Input_section::section_order_index_): New member.
3563 (Input_section::Input_section_sort_section_order_index_compare): New
3564 struct.
3565 (Output_section::input_section_order_specified_): New member.
3566 * script-sections.cc (is_wildcard_string): Delete and move modified
3567 method to gold.h.
3568 (Output_section_element_input::Output_section_element_input): Modify
3569 call to is_wildcard_string.
3570 (Output_section_element_input::Input_section_pattern
3571 ::Input_section_pattern): Ditto.
3572 (Output_section_element_input::Output_section_element_input): Ditto.
3573 * testsuite/Makefile.am (final_layout): New test case.
3574 * testsuite/Makefile.in: Regenerate.
3575 * testsuite/final_layout.cc: New file.
3576 * testsuite/final_layout.sh: New file.
3577
3537c84b
RÁE		 35782010-06-01 Rafael Espindola <espindola@google.com>
3579
3580 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3581
105b6afd
RÁE		 35822010-06-01 Rafael Espindola <espindola@google.com>
3583
3584 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3585 visibility of symbols.
3586
29e11421
DK		 35872010-05-27 Doug Kwan <dougkwan@google.com>
3588
3589 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3590 from start of output section instead of address for a local symbol
3591 in a merged or relaxed section when doing a relocatable link.
3592
5e0f337e
RÁE		 35932010-05-26 Rafael Espindola <espindola@google.com>
3594
3595 PR 11604
3596 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3597 adding sections the garbage collector removed.
3598 * gold/testsuite/Makefile.am: Add test.
3599 * gold/testsuite/Makefile.in: Regenerate.
3600 * gold/testsuite/plugin_test_7.sh: New.
3601 * gold/testsuite/plugin_test_7_1.c: New.
3602 * gold/testsuite/plugin_test_7_2.c: New.
3603
f4187277
RÁE		 36042010-05-26 Rafael Espindola <espindola@google.com>
3605
3606 * script-sections.cc (Output_section_definition::set_section_addresses):
3607 Check for --section-start.
3608
5c388529
DK		 36092010-05-26 Doug Kwan <dougkwan@google.com>
3610
3611 * arm.cc (Arm_scan_relocatable_relocs): New class.
3612 (Target_arm::relocate_special_relocatable): New method.
3613 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3614 (Arm_relocate_functions::thumb_branch_common): Same.
3615 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3616 instead of Default_scan_relocatable_relocs.
3617 * target-reloc.h (relocate_for_relocatable): Let target handle
3618 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3619 * target.h (Sized_target::relocate_special_relocatable): New method.
3620
bca1c3ae
ILT		 36212010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3622
3623 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3624
0439c796
DK		 36252010-05-23 Doug Kwan <dougkwan@google.com>
3626
3627 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3628 instead of a cast.
3629 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3630 with a direct branch, not a conditional branch, to a stub.
3631 * merge.cc (Output_merge_base::record_input_section): New method
3632 defintion.
3633 (Output_merge_data::do_add_input_section): Record input section if
3634 keeps-input-sections flag is set.
3635 (Output_merge_string::do_add_input_section): Ditto.
3636 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3637 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3638 INPUT_SECTIONS_.
3639 (Output_merge_base::keeps_input_sections,
3640 Output_merge_base::set_keeps_input_sections,
3641 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3642 method definitions.
3643 (Output_merge_base::Input_sections): New type declaration.
3644 (Output_merge_base::input_sections_begin,
3645 Output_merge_base::input_sections_end,
3646 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3647 (Output_merge_base::bool keeps_input_sections_,
3648 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3649 Output_merge_base::input_sections_): New data members.
3650 (Output_merge_data::do_set_keeps_input_sections): New method
3651 defintion.
3652 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3653 * output.cc (Output_section::Input_section::relobj): Move method
3654 defintion from class declaration to here and handle merge sections.
3655 (Output_section::Input_section::shndx): Ditto.
3656 (Output_section::Output_section): Remove initializations of removed
3657 data members and initialize new data member LOOKUP_MAPS_.
3658 (Output_section::add_input_section): Set keeps-input-sections flag
3659 for a newly created merge output section as appropriate. Adjust code
3660 to use Output_section_lookup_maps class.
3661 (Output_section::add_relaxed_input_section): Adjst code for lookup
3662 maps code refactoring.
3663 (Output_section::add_merge_input_section): Add a new parameter
3664 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3665 class. If adding input section to a newly created merge output
3666 section fails, remove the new merge section.
3667 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3668 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3669 (Output_section::find_merge_section): Ditto.
3670 (Output_section::build_lookup_maps): New method defintion.
3671 (Output_section::find_relaxed_input_section): Adjust code to use
3672 Output_section_lookup_maps class.
3673 (Output_section::get_input_sections): Export merge sections. Adjust
3674 code to use Output_section_lookup_maps class.
3675 (Output_section:::add_script_input_section): Adjust code to use
3676 Output_section_lookup_maps class. Update lookup maps for merge
3677 sections also.
3678 (Output_section::discard_states): Use Output_section_lookup_maps.
3679 (Output_section::restore_states): Same.
3680 * output.h (Merge_section_properties): Move class defintion out of
3681 Output_section.
3682 (Output_section_lookup_maps): New class.
3683 (Output_section::Input_section::is_merge_section): New method
3684 defintion.
3685 (Output_section::Input_section::relobj): Move defintion out of class
3686 defintion. Declare method only.
3687 (Output_section::Input_section::shndx): Ditto.
3688 (Output_section::Input_section::output_merge_base): New method defintion.
3689 (Output_section::Input_section::u2_.pomb): New union field.
3690 (Output_section::Merge_section_by_properties_map,
3691 Output_section::Output_section_data_by_input_section_map,
3692 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3693 Remove types.
3694 (Output_section::add_merge_input_section): Add new parameter
3695 KEEPS_INPUT_SECTIONS.
3696 (Output_section::build_lookup_maps): New method declaration.
3697 (Output_section::merge_section_map_,
3698 Output_section::merge_section_by_properties_map_,
3699 Output_section::relaxed_input_section_map_,
3700 Output_section::is_relaxed_input_section_map_valid_): Remove data
3701 members.
3702 (Output_section::lookup_maps_): New data member.
3703
76295588
L		 37042010-05-21 Doug Kwan <dougkwan@google.com>
3705
3706 PR gold/11619
3707 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3708 avoid a compilation error.
3709
d103a984
RÁE		 37102010-05-19 Rafael Espindola <espindola@google.com>
3711
3712 * script-sections.cc (Output_section_definition::allocate_to_segment):
3713 Update the phdrs_list even when the output section is NULL.
3714 * testsuite/Makefile.am: Add test.
3715 * testsuite/Makefile.in: Regenerate.
3716 * testsuite/script_test_9.cc: New.
3717 * testsuite/script_test_9.sh: New.
3718 * testsuite/script_test_9.t: New.
3719
6625d24e
DK		 37202010-05-19 Doug Kwan <dougkwan@google.com>
3721
3722 * arm.cc (Arm_input_section::original_size): New method.
3723 (Arm_input_section::do_addralign): Add a cast.
3724 (Arm_input_section::do_output_offset): Remove static cast.
3725 (Arm_input_section::original_addralign,
3726 Arm_input_section::original_size_): Change type to uint32_t.
3727 (Arm_input_section::init): Add safe casts for section alignment
3728 and size.
3729 (Arm_input_section::set_final_data_size): Do not set address and
3730 offset of stub table.
3731 (Arm_output_section::fix_exidx_coverage): Change use of of
3732 Output_section::Simple_input_section to that of
3733 Output_section::Input_section.
3734 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3735 except for the first pass.
3736 * output.cc (Output_section::get_input_sections): Change type of
3737 input_sections to std::list<Input_section>.
3738 (Output_section::add_script_input_section): Rename from
3739 Output_section::add_simple_input_section. Change type of SIS
3740 parameter from Simple_input_section to Input_section.
3741 * output.h (Output_section::Simple_input_section): Remove class.
3742 (Output_section::Input_section): Change class visibility to public.
3743 (Output_section::Input_section::addralign): Use stored alignments
3744 for special input sections if set.
3745 (Output_section::Input_section::set_addralign): New method.
3746 (Output_section::get_input_sections): Change parameter type from
3747 list of Simple_input_section to list of Input_section.
3748 (Output_section::add_script_input_section): Rename from
3749 Output_section::add_simple_input_section. Change first parameter's
3750 type from Simple_input_section to Input_section and remove the
3751 second and third parameters.
3752 * script-sections.cc (Input_section::Input_section_list): Change
3753 type to list of Output_section::Input_section/
3754 (Input_section_info::Input_section_info): Change parameter type of
3755 INPUT_SECTION to Output_section::Input_section.
3756 (Input_section_info::input_section): Change return type.
3757 (Input_section_info::input_section_): Change type to
3758 Output_section::Input_section.
3759 (Output_section_element_input::set_section_addresses): Adjust code
3760 to use Output_section::Input_section instead of
3761 Output_section::Simple_input_section. Adjust code for renaming
3762 of Output_section::add_simple_input_section.
3763 (Orphan_output_section::set_section_addresses): Ditto.
3764
e1e82ea4
RW		 37652010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3766
3767 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3768 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3769
91e75c8a
RÁE		 37702010-05-18 Rafael Espindola <espindola@google.com>
3771
3772 * options.cc (General_options::finalize): Handle -nostdlib.
3773 * options.h (nostdlib): New option.
3774 * script.cc (script_add_search_dir): Handle -nostdlib.
3775
da59ad79
DK		 37762010-05-12 Doug Kwan <dougkwan@google.com>
3777
3778 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3779 attributes section only if there no attributes section after merging.
3780 (Target_arm::merge_object_attributes): Move value of
e1df38aa 3781 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 3782 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3783 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3784 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3785 and arm_attr_merge_7.stdout.
3786 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3787 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3788 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3789 arm_attr_merge_7b.o): New rules.
3790 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3791 arm_attr_merge_7
3792 * testsuite/Makefile.in: Regenerate.
3793 * testsuite/arm_attr_merge.sh: New file.
3794 * testsuite/arm_attr_merge_[67][ab].s: Same.
3795
3e01a7fd
NC		 37962010-05-05 Nick Clifton <nickc@redhat.com>
3797
3798 * po/es.po: Updated Spanish translation.
3799
7ad2014a
L		 38002010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3801
3802 * Makefile.am (install-exec-local): Properly install gold as
3803 default cross linker.
3804 * Makefile.in: Regenerated.
3805
4fda8867
NC		 38062010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3807 Nick Clifton <nickc@redhat.com>
3808
3809 * configure.ac (install_as_default): Define and set to false
3810 unless --enable-gold or --enable-gold=both/gold has been
3811 specified.
3812 * configure: Regenerate.
3813
3814 * Makefile.am (install-exec-local): Install the executable as
3815 'ld.gold'. If install_as_default is true then also install it as
3816 'ld'.
3817 * Makefile.in: Regenerated.
3818
bd288ea2
ILT		 38192010-04-24 Ian Lance Taylor <iant@google.com>
3820
3821 * layout.cc (Layout::layout_reloc): In relocatable link don't
3822 combine reloc sections for grouped sections.
3823
ef38fd8a
ST		 38242010-04-23 Sriraman Tallam <tmsriram@google.com>
3825
3826 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3827 sections that are not ordinary to icf.
3828 * icf.cc (get_section_contents): Handle relocation pointing to section
3829 with no object or shndx information.
3830 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3831 * testsuite/Makefile.in: Regenerate.
3832 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3833 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3834
f6973bdc
ILT		 38352010-04-22 Ian Lance Taylor <iant@google.com>
3836
3837 * expression.cc (Expression::Expression_eval_info): Add
3838 result_alignment_pointer field.
3839 (Expression::eval_with_dot): Add result_alignment_pointer
3840 parameter. Change all callers.
3841 (Expression::eval_maybe_dot): Likewise.
3842 (class Binary_expression): Add alignment_pointer parameter to
3843 left_value and right_value. Change all callers.
3844 (BINARY_EXPRESSION): Set result alignment.
3845 (class Trinary_expression): Add alignment_pointer parameter to
3846 arg2_value and arg3_value. Change all callers.
3847 (Trinary_cond::value): Set result alignment.
3848 (Max_expression::value, Min_expression::value): Likewise.
3849 (Align_expression::value): Likewise.
3850 * script-sections.cc (class Sections_element): Add dot_alignment
3851 parameter to set_section_addresses virtual function. Update
3852 instantiations.
3853 (class Output_section_element): Likewise.
3854 (Script_sections::create_segments): Add dot_alignment parameter.
3855 Change all callers.
3856 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3857 (Script_sections::set_phdrs_clause_addresses): Likewise.
3858 * script-sections.h: Update declarations.
3859 * script.h: Update declarations.
3860 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3861 min_p_align.
3862 * testsuite/script_test_3.t: Set large alignment.
3863 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3864 segment has expected alignment.
3865
9c9c98a5
NC		 38662010-04-22 Nick Clifton <nickc@redhat.com>
3867
3868 * po/gold.pot: Updated by the Translation project.
3869 * po/vi.po: Updated Vietnamese translation.
3870
2253bfba
L		 38712010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3872
3873 * testsuite/Makefile.am (check_PROGRAMS): Add
3874 icf_virtual_function_folding_test.
3875 * testsuite/Makefile.in: Regenerated.
3876
85fdf906
AH		 38772010-04-15 Andrew Haley <aph@redhat.com>
3878
3879 * options.h (merge_exidx_entries): New option.
3880 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3881 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3882 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3883 (Target_arm::merge_exidx_entries): New function.
3884 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3885 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3886 to Arm_exidx_fixup constructor.
3887 Add new arg, merge_exidx_entries.
3888 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3889 Arm_output_section::fix_exidx_coverage.
3890
ce97fa81
ST		 38912010-04-18 Sriraman Tallam <tmsriram@google.com>
3892
3893 * icf.cc (get_section_contents): Check for preemptible functions.
3894 Ignore addend when appropriate.
3895 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3896 section folded.
3897 (add_from_relobj): Check for section folded.
3898 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3899 * symtab.h (should_add_dynsym_entry): Add new parameter.
3900 * target-reloc.h (scan_relocs): Check for section folded.
3901 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3902 Check reloc types for function pointers in shared objects.
3903 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3904 case.
3905 (icf_preemptible_functions_test): New test case.
3906 (icf_string_merge_test): New test case.
3907 * testsuite.Makefile.in: Regenerate.
3908 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3909 bar_glob. Refactor code.
3910 * testsuite/icf_preemptible_functions_test.cc: New file.
3911 * testsuite/icf_preemptible_functions_test.sh: New file.
3912 * testsuite/icf_string_merge_test.cc: New file.
3913 * testsuite/icf_string_merge_test.sh: New file.
3914 * testsuite/icf_virtual_function_folding_test.cc: New file.
3915 * testsuite/icf_virtual_function_folding_test.sh: New file.
3916
04ceb17c
DK		 39172010-04-14 Doug Kwan <dougkwan@google.com>
3918
3919 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3920 for local symbol recounting if we remove a section due to ICF.
3921 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3922 there are no regular objects in input.
3923
153e7da4
DK		 39242010-04-13 Doug Kwan <dougkwan@google.com>
3925
3926 * arm.cc (Arm_input_section::set_final_data_size): Compute
3927 accurate final data size instead of using current data size.
3928
4dbd9faf
DK		 39292010-04-09 Doug Kwan <dougkwan@google.com>
3930
3931 * layout.cc (Layout::choose_output_section): Handle script section
3932 types.
3933 (Layout::make_output_section_for_script): Add section type parameter.
3934 Handle script section types.
3935 * layout.h (Layout::make_output_section_for_script): Add section
3936 type parameter.
3937 * output.cc (Output_section::Output_section): Initialize data member
3938 is_noload_.
3939 (Output_section::do_reset_address_and_file_offset): Do not set address
3940 to 0 if section is a NOLOAD section.
3941 * output.h (Output_section::is_noload): New method.
3942 (Output_section::set_is_noload): Ditto.
3943 (Output_section::is_noload_): New data member.
3944 * script-c.h (Script_section_type): New enum type.
3945 (struct Parser_output_section_header): Add new file section_type.
3946 * script-sections.cc (Sections_element::output_section_name): Add
3947 parameter for returning script section type.
3948 (Output_section_definition::output_section_name): Ditto.
3949 (Output_section_definition::section_type)P; New method.
3950 (Output_section_definiton::script_section_type_name): Ditto.
3951 (Output_section_definition::script_section_type_): New data member.
3952 (Output_section_definition::Output_section_definition): Initialize
3953 data member Output_section_definition::script_section_type_.
3954 (Output_section_definition::create_sections): Pass script section type
3955 to Layout::make_output_section_for_script.
3956 (Output_section_definition::output_section_name): Return script
3957 section type to caller.
3958 (Output_section_definition::set_section_address): Do not advance
3959 dot value and load address if section type is NOLOAD. Set address
3960 of NOLOAD sections regardless of section flags.
3961 (Output_section_definition::print): Print section type if it is
3962 not SCRIPT_SECTION_TYPE_NONE.
3963 (Output_section_definition::section_type): New method.
3964 (Output_section_definition::script_section_type_name): Ditto.
3965 (Script_sections::output_section_name): Add new parameter
3966 PSECTION_TYPE for returning script section type. Pass it to
3967 section elements. Handle discard sections.
3968 (Sort_output_sections::operator()): Handle NOLOAD sections.
3969 * script-sections.h (Script_sections::Section_type): New enum type.
3970 (Script_sections::output_section_name): Add a new parameter for
3971 returning script section type.
3972 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3973 INFO and NOLOAD.
3974 * yyscript.y (union): Add new field SECTION_TYPE.
3975 (COPY, DSECT, INFO, NOLOAD): New tokens.
3976 (opt_address_and_section_type): Change type to output_section_header.
3977 (section_type): New non-terminal
3978 (section_header): Handle section type.
2253bfba 3979 (opt_address_and_section_type): Return section type value.
4dbd9faf 3980
721ea635
L		 39812010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3982
3983 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3984 * testsuite/plugin_common_test_2.c (foo): Likewise.
3985
6bf924b0
DK		 39862010-04-08 Doug Kwan <dougkwan@google.com>
3987
3988 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3989 Output_merge_data.
3990 * output.cc (Output_section::add_merge_input_section): Simplify
3991 code and return status of Output_merge_base::add_input_section.
e1df38aa 3992 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 3993 returns true.
3994
24af6f92
DK		 39952010-04-07 Doug Kwan <dougkwan@google.com>
3996
3997 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3998 if section is marked as containing instructions but has no mapping
3999 symbols.
4000 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4001 correct section index.
4002 (Arm_relobj::find_linked_text_section): Ditto.
4003
00698fc5
CC		 40042010-04-07 Cary Coutant <ccoutant@google.com>
4005
4006 * archive.cc (include_member): Destroy Read_symbols_data object before
4007 releasing file.
4008 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4009 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4010 (Read_symbols_data::~Read_symbols_data) New destructor.
4011 (Section_relocs::Section_relocs) New constructor.
4012 (Section_relocs::~Section_relocs) New destructor.
4013 (Read_relocs_data::Read_relocs_data) New constructor.
4014 (Read_relocs_data::~Read_relocs_data) New destructor.
4015 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4016 pointers to NULL after deleting.
4017
7296d933
DK		 40182010-04-07 Doug Kwan <dougkwan@google.com>
4019
4020 * arm.cc: Replace "endianity" with "endianness" in comments.
4021 (Arm_exidx_cantunwind): Ditto.
4022 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4023 (Arm_relobj::merge_flags_and_attributes): New method.
4024 (Arm_relobj::merge_flags_and_attributes_): New data member.
4025 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4026 (Arm_relobj::scan_sections_for_stubs): Ditto.
4027 (Arm_relobj::do_read_symbols): Check to see if we really want to
4028 merge processor-specific flags and attributes. Exit early if
4029 an object is empty except for section names and the undefined symbol.
4030 (Target_arm::do_finalize_sections): Move check for ELF format to
4031 Arm_relobj::do_read_symbols. Merge processor specific flags and
4032 attributes from a regular object only when we have determined that
4033 it is aapropriate. Do not create an .ARM.attributes section in
4034 output if there is no regular input object.
4035 (Target_arm::merge_processor_specific_flags): Check
4036 --warn-mismatch before printing any error.
4037 (Target_arm::merge_object_attributes): Ditto.
4038 * gold.cc (queue_middle_tasks): Handle the case in which there is
4039 no regular object in input.
4040 * options.cc (General_options::parse_EB): New method.
4041 (General_options::parse_EL): Same.
4042 (General_options::General_options): Initialize endianness_.
4043 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4044 New options.
4045 (General_options::Endianness): New enum.
4046 (General_options::endianness): New method.
4047 (General_options::endianness_): New data member.
4048 * parameters.cc (Parameters::set_options): Check target endianness.
4049 (Parameters::set_target_once): Ditto.
4050 (Parameters::check_target_endianness): New method.
4051 (parameters_force_valid_target): If either -EL or -EB is specified,
4052 use it to define endianness of default target.
4053 * parameters.h (Parameters::check_target_endianness): New method
4054 declaration.
4055 * target.h (class Target): Change "endianity" to "endianness"
4056 in comments.
4057
efc8d4f2
RW		 40582010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4059
4060 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4061 * configure: Regenerate.
4062 * Makefile.in: Regenerate.
4063 * testsuite/Makefile.in: Regenerate.
4064
be234d88
CC		 40652010-04-06 Cary Coutant <ccoutant@google.com>
4066
4067 gcc PR lto/42757
4068 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4069 prevailing definitions of common symbols.
4070 * testsuite/plugin_test_6.sh: New test case.
4071 * testsuite/plugin_common_test_1.c: New test case.
4072 * testsuite/plugin_common_test_2.c: New test case.
4073 * testsuite/Makefile.am (plugin_test_6): New test case.
4074 * testsuite/Makefile.in: Regenerate.
4075
bd32c6bd
NC		 40762010-04-06 Nick Clifton <nickc@redhat.com>
4077
4078 * po/vi.po: New Vietnamese translation.
4079
323c532f
DK		 40802010-03-30 Doug Kwan <dougkwan@google.com>
4081
4082 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4083
4fcd97eb
DK		 40842010-03-25 Doug Kwan <dougkwan@google.com>
4085
4086 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4087 to avoid a conversion warning on a 32-bit host.
4088
4ebf39db
ILT		 40892010-03-24 Ian Lance Taylor <iant@google.com>
4090
4091 * testsuite/script_test_3.t: Add a TLS segment.
4092 * testsuite/Makefile.am (check_PROGRAMS): Add
4093 tls_phdrs_script_test.
4094 (tls_phdrs_script_test_SOURCES): Define.
4095 (tls_phdrs_script_test_DEPENDENCIES): Define.
4096 (tls_phdrs_script_test_LDFLAGS): Define.
4097 (tls_phdrs_script_test_LDADD): Define.
4098 * testsuite/Makefile.in: Rebuild.
4099
4a599bdd
CC		 41002010-03-23 Cary Coutant <ccoutant@google.com>
4101
4102 * fileread.cc (find_or_make_view): Fix comment.
4103
6c93b22c
ILT		 41042010-03-23 Ian Lance Taylor <iant@google.com>
4105
4106 * script-sections.cc (class Orphan_section_placement): Define
4107 PLACE_TLS and PLACE_TLS_BSS.
4108 (Orphan_section_placement::Orphan_section_placement): Initialize
4109 new places.
4110 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4111 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4112 (tls_script_test_SOURCES): Define.
4113 (tls_script_test_DEPENDENCIES): Define.
4114 (tls_script_test_LDFLAGS): Define.
4115 (tls_script_test_LDADD): Define.
4116 * testsuite/Makefile.in: Rebuild.
4117
a2c7281b
DK		 41182010-03-22 Doug Kwan <dougkwan@google.com>
4119
4120 * arm.cc (Arm_relocate_functions::abs8,
4121 Arm_relocate_functions::abs16): Use correct check for overflow
4122 specified in the ARM ELF specs.
4123 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4124 target of a BLX instruction specially.
4125 (Reloc_stub::stub_type_for_reloc): Ditto.
4126 (Relocate::relocate): Use symbolic names instead of numeric relocation
4127 codes to report error.
4128 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4129 workaround.
4130 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4131 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4132 thumb2_blx_out_of_range.stdout
4133 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4134 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4135 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4136 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4137 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4138 thumb2_blx_in_range, thumb2_blx_in_range.o,
4139 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4140 thumb2_blx_out_of_range.o): New rules.
4141 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4142 thumb2_blx_in_range and thumb2_blx_out_of_range.
4143 * testsuite/Makefile.in: Regenerate.
4144 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4145 * testsuite/thumb_blx_in_range.s: New file.
4146 * testsuite/thumb_blx_out_of_range.s: New file.
4147
b0193076
RÁE		 41482010-03-22 Rafael Espindola <espindola@google.com>
4149
4150 * archive.cc (Should_include): Move to archive.h.
4151 (should_include_member): Make it a member of Archive.
4152 (Lib_group): New.
4153 (Add_lib_group_symbols): New.
4154 * archive.h: Include options.h.
4155 (Archive_member): Moved from Archive.
4156 (Should_include): Moved from archive.cc.
4157 (Lib_group): New.
4158 (Add_lib_group_symbols): New.
4159 * dynobj.cc (do_should_include_member): New.
4160 * dynobj.h (do_should_include_member): New.
4161 * gold.cc (queue_initial_tasks): Update call to queue.
4162 * main.cc (main): Print lib group stats.
4163 * object.cc (do_should_include_member): New.
4164 * object.h: Include archive.h.
4165 (Object::should_include_member): New.
4166 (Object::do_should_include_member): New.
4167 (Sized_relobj::do_should_include_member): New.
4168 * options.cc (General_options::parse_start_lib): New.
4169 (General_options::parse_end_lib): New.
4170 (Input_arguments::add_file): Handle lib groups.
4171 (Input_arguments::start_group): Check we are not in a lib.
4172 (Input_arguments::start_lib): New.
4173 (Input_arguments::end_lib): New.
4174 * options.h (General_options): Add start_lib and end_lib.
4175 (Input_argument::lib_): New.
4176 (Input_argument::lib): New.
4177 (Input_argument::is_lib): New.
4178 (Input_file_lib): New.
4179 (Input_arguments::in_lib_): New.
4180 (Input_arguments::in_lib): New.
4181 (Input_arguments::start_lib): New.
4182 (Input_arguments::end_lib_): New.
4183 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4184 in unused members as preempted.
4185 (Sized_pluginobj::do_should_include_member): New.
4186 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4187 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4188 return the blocker.
4189 (Read_symbols::do_whole_lib_group): New.
4190 (Read_symbols::do_lib_group): New.
4191 (Read_symbols::do_read_symbols): Handle lib groups.
4192 (Read_symbols::get_name): Handle lib groups.
4193 * readsyms.h (Read_symbols): Add an archive member pointer.
4194 (Read_symbols::do_whole_lib_group): New.
4195 (Read_symbols::do_lib_group): New.
4196 (Read_symbols::member_): New.
4197 * script.cc (read_input_script): Update call to queue_soon.
4198
d099120c
DK		 41992010-03-19 Doug Kwan <dougkwan@google.com>
4200
4201 * arm.cc (Stub_table::Stub_table): Initialize new data members
4202 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4203 (Stub_table::add_reloc_stub): Assign stub offset and update
4204 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4205 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4206 New data members.
4207 (Stub_table::update_data_size_and_addralign): Use
4208 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4209 instead of going over all reloc stubs.
4210 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4211 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4212 Stringpool_template::offset_ to size of Stringpool_char.
4213 (Stringpool_template::new_key_offset): Remove code to initialize
4214 Stringpool_template::offset_.
4215 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4216 Stringpool_template::offset_ to zero.
4217
1aa37384
DK		 42182010-03-15 Doug Kwan <dougkwan@google.com>
4219
4220 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4221 offset_.
4222 (Stringpool_template::new_key_offset): New method.
4223 (Stringpool_template::add_string): Assign offsets when adding new
4224 strings.
4225 (Stringpool_template::set_string_offsets): Do not set string offsets
4226 when not optimizing.
4227 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4228 member size_.
4229 (Chunked_vector::clear): Clear size_.
4230 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4231 (Chunked_vector::size): Return size_.
4232 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4233 (Chunked_vector::size_): New data member.
1aa37384
DK		 4234 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4235 (Stringpool_template::new_key_offset): New method declaration.
4236 (Stringpool_template::offset_): New data member.
4237
b672b057
RÁE		 42382010-03-15 Rafael Espindola <espindola@google.com>
4239
4240 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4241 Add_symbols' constructor.
4242 * readsyms.h (Add_symbols): Remove the input_group member.
4243
b6848d3c
ILT		 42442010-03-10 Ian Lance Taylor <iant@google.com>
4245
4246 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4247 target to ask whether a reference to a symbol requires a stack
4248 split.
4249 * target.h (Target::is_call_to_non_split): New function.
4250 (Target::do_is_call_to_non_split): Declare virtual function.
4251 * target.cc: Include "symtab.h".
4252 (Target::do_is_call_to_non_split): New function.
4253 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4254
a2a5469e
CC		 42552010-03-10 Cary Coutant <ccoutant@google.com>
4256
4257 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4258 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4259 (File_read::open[2]): Add whole_file_view_ to list of views.
4260 (File_read::make_view): Remove test of whole_file_view_.
4261 (File_read::find_or_make_view): Create whole_file_view_ if
4262 necessary.
4263 (File_read::clear_views): Replace bool parameter with enum;
4264 adjust all callers. Don't delete views with permanent data;
4265 do delete cached views and views from archives if
4266 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4267 if clearing the corresponding view.
4268 * fileread.h (File_read::Clear_views_mode): New enum.
4269 (File_read::View::is_permanent_view): New method.
4270 (File_read::clear_views): Replace bool parameter
4271 with enum; adjust all callers.
4272 * options.h (General_options): Change keep_files_mapped option;
4273 add map_whole_files.
4274 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4275 releasing the file.
4276 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4277 the file.
4278
8861f32b
DM		 42792010-03-10 David S. Miller <davem@davemloft.net>
4280
4281 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4282
d62d0f5f
ST		 42832010-03-09 Sriraman Tallam <tmsriram@google.com>
4284
4285 * icf.cc (get_section_contents): Add '@' marker after processing the
4286 merge reloc.
4287
9177756d
DK		 42882010-03-08 Doug Kwan <dougkwan@google.com>
4289
4290 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4291 due to a conversion warning.
4292 (Arm_relobj::update_output_local_symbol_count): Check for local
4293 symbol with unset output index.
4294
9e9e071b
ILT		 42952010-03-05 Ian Lance Taylor <iant@google.com>
4296
4297 * options.h (class General_options): Add --spare-dynamic-tags.
4298 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4299 --spare-dynamic-tags.
4300
a81ee015
ILT		 43012010-03-05 Ian Lance Taylor <iant@google.com>
4302
4303 * incremental.cc: Include "libiberty.h".
4304
44ec90b9
RO		 43052010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4306
4307 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4308 function, is_info_ member.
4309 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4310 (Versions::Versions): Update caller.
4311 (Versions::define_base_version): Likewise.
4312 (Versions::add_def): Likewise.
4313
0897ed3b
ST		 43142010-03-03 Sriraman Tallam <tmsriram@google.com>
4315
4316 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4317 (Scan::possible_function_pointer_reloc): New function.
4318 (Scan::local_reloc_may_be_function_pointer): Change to call
4319 possible_function_pointer_reloc.
4320 (Scan::global_reloc_may_be_function_pointer): Ditto.
4321 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4322 relocations in ".data.rel.ro._ZTV" section.
4323 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4324 * testsuite/icf_safe_so_test.cc: Ditto.
4325 * testsuite/icf_safe_test.cc: Ditto.
4326 * testsuite/icf_safe_test.sh: Ditto.
4327
d3bbad62
ILT		 43282010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4329 Ian Lance Taylor <iant@google.com>
4330
4331 * target-reloc.h (relocate_section): Check the symbol table index
4332 for -1U before setting the local symbol index.
4333 (scan_relocatable_relocs): If copying the relocation, record that
4334 the local symbol is required.
4335 * object.h (Symbol_value::is_output_symtab_index_set): New
4336 function.
4337 (Symbol_value::may_be_discarded_from_output_symtab): New
4338 function.
4339 (Symbol_value::has_output_symtab_entry): New function.
4340 (Symbol_value::needs_output_symtab_entry): Remove.
4341 (Symbol_value::output_symtab_index): Make sure the symbol index is
4342 set.
4343 (Symbol_value::set_output_symtab_index): Make sure the symbol
4344 index is not set. Make sure the new index is valid.
4345 (Symbol_value::set_must_have_output_symtab_entry): New function.
4346 (Symbol_value::has_output_dynsym_entry): New function.
4347 (Symbol_value::set_output_dynsym_index): Make sure the new index
4348 is valid.
4349 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4350 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4351 local symbol if permitted.
4352 (Sized_relobj::do_finalize_local_symbols): Call
4353 is_output_symtab_index_set rather than needs_output_symtab_entry.
4354 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4355 rather than needs_output_symtab_entry. Call
4356 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4357 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4358 is_output_symtab_index_set rather than needs_output_symtab_entry.
4359 * testsuite/discard_locals_relocatable_test.c: New file.
4360 * testsuite/discard_locals_test.sh: Test -r.
4361 * testsuite/Makefile.am (check_DATA): Add
4362 discard_locals_relocatable_test1.syms,
4363 discard_local_relocatable_test2.syms.
4364 (MOSTLYCLEANFILES): Likewise. Also add
4365 discard_locals_relocatable_test1.lout and
4366 discard_locals_relocatable_test2.out.
4367 (discard_locals_relocatable_test1.syms): New target.
4368 (discard_locals_relocatable_test.o): New target.
4369 (discard_locals_relocatable_test1.out): New target.
4370 (discard_locals_relocatable_test2.syms): New target.
4371 (discard_locals_relocatable_test2.out): New target.
4372 (various): Add missing ../ld-new dependencies.
4373 * testsuite/Makefile.in: Rebuild.
4374
7e8ccf26
NC		 43752010-03-03 Nick Clifton <nickc@redhat.com>
4376
4377 * po/fi.po: New Finnish translation.
4378
2a0ff005
DK		 43792010-03-01 Doug Kwan <dougkwan@google.com>
4380
4381 * layout.cc (Layout::Layout): Force section types of .init_array*,
4382 .preinit_array* and .fini_array* sections.
4383 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4384 Fix check of return value of std::string::find.().
4385 (Output_section::Input_section_sort_compare::operator()): Remove
4386 comment about .init_array.
4387 (Output_section::Input_section_sort_init_fini_compare::operator()):
4388 New method.
4389 (Output_section::sort_attached_input_sections): Handle .init_array
4390 and .fini_array specially.
4391 * output.h (Output_section::Inut_section_sort_compare): Update
4392 comment.
4393 (Output_section::Input_section_sort_init_fini_compare): New struct.
4394
c3e4ae29
DK		 43952010-02-26 Doug Kwan <dougkwan@google.com>
4396
4397 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4398 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4399 * testsuite/debug_msg.sh: Avoid matching source line number for
4400 use of global variable undef_int.
4401
2fd9ae7a
DK		 44022010-02-26 Doug Kwan <dougkwan@google.com>
4403
4404 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4405 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4406 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4407 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4408 * options.cc (General_options::General_options): Initialize member
4409 fix_v4bx_.
4410 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4411 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4412 and rm_no_fix_v4bx.stdout
4413 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4414 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4415 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4416 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4417 and arm_no_fix_v4bx.
4418 * Makefile.in: Regenerate.
4419 * testsuite/arm_fix_v4bx.s: New file.
4420 * testsuite/arm_fix_v4bx.sh: Ditto.
4421
67ec7d0b
DK		 44222010-02-24 Doug Kwan <dougkwan@google.com>
4423
4424 * arm.cc (Target_arm::got_section): Make the .got section the first
4425 non RELRO section in the data segment.
4426 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4427 suffixes of section names.
4428
10165461
DK		 44292010-02-24 Doug Kwan <dougkwan@google.com>
4430
4431 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4432 flags and attributes merging if an input file is a binary file.
4433 * fileread.cc (Input_file::open): Record format of original file.
4434 * fileread.h (Input_file::Format): New enum type.
4435 (Input_file::Input_file): Initialize data member format_.
4436 (Input_file::format): New method definition.
4437 (Input_file::format_):: New data member.
4438
4a54abbb
DK		 44392010-02-24 Doug Kwan <dougkwan@google.com>
4440
4441 * arm.cc (Arm_output_data_got): New class.
4442 (ARM_TCB_SIZE): New constant
4443 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4444 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4445 If user uses a script with a SECTIONS clause, issue only a warning
4446 for a misplaced EXIDX input section. Otherwise, issue an error.
4447 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4448 garbage collection.
4449 (Target_arm::got_mode_index_entry): Handle static linking.
4450 (Target_arm::Scan::local): Ditto.
4451 (Target_arm::Scan::global): Ditto.
4452 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4453 all incorrectly implemented relocations.
e1df38aa 4454 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4455 Arm_output_section::fix_exidx_coverage.
4456 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4457 from ".ARM.exidx." and ".ARM.extab.".
4458
ca419a6f
ILT		 44592010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4460
4461 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4462 section if it does not already exist.
4463 * attributes.cc (Attributes_section_data::Attributes_section_data):
4464 Don't crash if size is zero.
4465
135b9c78
ILT		 44662010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4467 Ian Lance Taylor <iant@google.com>
4468
4469 * gold.cc (queue_middle_tasks): If no input files were opened,
4470 exit.
4471 * workqueue.h (Task_function::Task_function): Assert that there is
4472 a blocker.
4473
bb0bfe4f
DK		 44742010-02-22 Doug Kwan <dougkwan@google.com>
4475
4476 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4477 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4478 types to avoid warnings due to different uint64_t implementations
4479 on different hosts.
4480
2a2b6d42
DK		 44812010-02-21 Doug Kwan <dougkwan@google.com>
4482
4483 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4484 handling of the maximum backward branch offset.
4485 (Arm_relocate_functions::thumb_branch_common): Ditto.
4486 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4487 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4488 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4489 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4490 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4491 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4492 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4493 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4494 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4495 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4496 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4497 thumb2_bl_out_of_range.o): New rules.
4498 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4499 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4500 thumb2_bl_out_of_range
4501 * testsuite/Makefile.in: Regenerate.
4502 * testsuite/arm_bl_in_range.s: New file.
4503 * testsuite/arm_bl_out_of_range.s: Ditto.
4504 * testsuite/arm_branch_in_range.sh: Ditto.
4505 * testsuite/arm_branch_range.t: Ditto.
4506 * testsuite/thumb2_branch_range.t: Ditto.
4507 * testsuite/thumb_bl_in_range.s: Ditto.
4508 * testsuite/thumb_bl_out_of_range.s: Ditto.
4509 * testsuite/thumb_branch_range.t: Ditto.
4510
b487ad64
ST		 45112010-02-20 Sriraman Tallam <tmsriram@google.com>
4512
4513 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4514 Add reloc offset information.
4515 * icf.cc (get_section_contents): Change iterators to point to the new
4516 vectors. Add reloc offset information to the contents.
4517 * icf.h (Icf::Sections_reachable_info): New typedef.
4518 (Icf::Sections_reachable_list): New typedef.
4519 (Icf::Offset_info): New typedef.
4520 (Icf::Reloc_info): New struct typedef.
4521 (Icf::Reloc_info_list): New typedef.
4522 (Icf::symbol_reloc_list): Delete method.
4523 (Icf::addend_reloc_list): Delete method.
4524 (Icf::section_reloc_list): Delete method.
4525 (Icf::reloc_info_list): New method.
4526 (Icf::reloc_info_list_): New member.
4527
f96accdf
DK		 45282010-02-19 Doug Kwan <dougkwan@google.com>
4529
4530 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4531 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4532 * arm.cc (Arm_relocation_functions): New forward declaration.
4533 (Target_arm::Target_arm): Initialize new data members
4534 got_mod_index_offset_ and tls_base_symbol_defined_.
4535 (Target_arm::Relocate::relocate_tls): New method.
4536 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4537 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4538 New methods.
4539 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4540 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4541 (Target_arm::got_mod_index_offset_,
4542 Target_arm::tls_base_symbol_defined_): New data members.
4543 (Target_arm::Scan::local, Target::Scan::global,
4544 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4545 relocations.
4546
c8761b9a
DK		 45472010-02-18 Doug Kwan <dougkwan@google.com>
4548
4549 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4550 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4551 text section as a parameter becuase some broken tools may not set
4552 the link in section header.
4553 (Target_arm::has_got_section): New method.
4554 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4555 without any mapping symbol as data only. Remove warning.
4556 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4557 link in its section header, try to discover the link by inspecting the
4558 REL31 relocation at the beginning of the section.
4559 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4560 in error message.
4561 (Target_arm::Scan::global): Treat any reference to the symbol
4562 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4563
21bb3914
ST		 45642010-02-12 Sriraman Tallam <tmsriram@google.com>
4565
4566 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4567 (Scan::global_reloc_may_be_function_pointer): New function.
4568 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4569 (Scan::global_reloc_may_be_function_pointer): New function.
4570 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4571 (Scan::global_reloc_may_be_function_pointer): New function.
4572 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4573 (Scan::global_reloc_may_be_function_pointer): New function.
4574 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4575 (Scan::global_reloc_may_be_function_pointer): New function.
4576 (Scan::possible_function_pointer_reloc): New function.
4577 (Target_x86_64::can_check_for_function_pointers): New function.
4578 * gc.h (gc_process_relocs): Scan relocation types to determine if
4579 function pointers were taken for targets that support it.
4580 * icf.cc (Icf::find_identical_sections): Include functions for
4581 folding in safe ICF whose pointer is not taken.
4582 * icf.h (Secn_fptr_taken_set): New typedef.
4583 (fptr_section_id_): New member.
4584 (section_has_function_pointers): New function.
4585 (set_section_has_function_pointers): New function.
4586 (check_section_for_function_pointers): New function.
4587 * options.h: Fix comment for safe ICF option.
4588 * target.h (can_check_for_function_pointers): New function.
4589 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4590 Modify icf_safe_test for X86-64.
4591 * testsuite/Makefile.in: Regenerate.
4592 * testsuite/icf_safe_so_test.cc: New file.
4593 * testsuite/icf_safe_so_test.sh: New file.
4594 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4595 (main): Change to take pointer to function kept_func_3.
4596 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4597 folding is done correctly for X86-64.
4598
0da6fa6c
DM		 45992010-02-12 David S. Miller <davem@davemloft.net>
4600
4601 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4602 is_symbolless parameter.
4603 (Output_reloc<SHT_REL>::is_symbolless): New.
4604 (Output_reloc<SHT_REL>::is_symbolless_): New.
4605 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4606 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4607 (Output_reloc<SHT_RELA>::is_symbolless): New.
4608 (Output_data_reloc::add_global): Handle is_symbolless.
4609 (Output_data_reloc::add_global_relative): Likewise.
4610 (Output_data_reloc::add_local): Likewise.
4611 (Output_data_reloc::add_local_relative): Likewise.
4612 (Output_data_reloc::add_symbolless_global_addend): New.
4613 (Output_data_reloc::add_symbolless_local_addend): New.
4614 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4615 is_symbolless.
4616 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4617 instead of ->is_relative_
4618 (Output_reloc::write): Likewise.
4619 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4620 (Output_reloc::write_rel): Simplify.
4621
4622 * sparc.cc (Target_sparc::Scan::local): Use
4623 ->add_symbolless_local_addend as needed.
4624 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4625 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4626 based upon relocation offset.
4627
e4782e83
DK		 46282010-02-11 Doug Kwan <dougkwan@google.com>
4629
4630 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4631 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4632 beginning of function.
4633 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4634 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4635 parameter is_32bit in calls to should_apply_static_reloc.
4636 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4637 (check_DATA): Add arm_abs_global.stdout.
4638 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4639 arm_abs_global.stdout): New rules.
4640 (MOSTLLYCLEANFILES): Add arm_abs_global
4641 * Makefile.in: Regenerate.
4642 * testsuite/arm_abs_global.s: New file.
4643 * testsuite/arm_abs_global.sh: Ditto.
4644 * testsuite/arm_abs_lib.s: Ditto.
4645
93ceb764
ILT		 46462010-02-11 Ian Lance Taylor <iant@google.com>
4647
4648 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4649 Read_relocs task.
4650 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4651 Allocate_commons_task first.
4652 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4653 task, rather than symtab_lock_.
4654 (Gc_process_relocs::~Gc_process_relocs): New function.
4655 (Gc_process_relocs::is_runnable): Check this_blocker_.
4656 (Gc_process_relocs::locks): Use next_blocker_ rather than
4657 blocker_.
4658 (Scan_relocs::~Scan_relocs): New function.
4659 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4660 symtab_lock_.
4661 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4662 next_blocker_.
4663 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4664 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4665 constructor accordingly.
4666 (class Gc_process_relocs): Likewise.
4667 (class Scan_relocs): Likewise.
4668 * common.h (class Allocate_commons_task): Remove symtab_lock_
4669 field, and corresponding constructor parameter.
4670 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4671 symtab_lock_.
4672 (Allocate_commons_task::locks): Likewise.
4673
114dfbe1
ILT		 46742010-02-11 Ian Lance Taylor <iant@google.com>
4675
4676 * gold-threads.h (class Once): Define.
4677 (class Initialize_lock): Rewrite as child of Once.
4678 * gold-threads.cc (class Once_initialize): Define.
4679 (once_pointer_control): New static variable.
4680 (once_pointer, once_arg): New static variables.
4681 (c_run_once): New static function.
4682 (Once::Once, Once::run_once, Once::internal_run): New functions.
4683 (class Initialize_lock_once): Remove.
4684 (initialize_lock_control): Remove.
4685 (initialize_lock_pointer): Remove.
4686 (initialize_lock_once): Remove.
4687 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4688 (Initialize_lock::initialize): Rewrite.
4689 (Initialize_lock::do_run_once): New function.
4690 * archive.cc (Archive::interpret_header): Only clear name if it is
4691 not already empty.
4692 * fileread.cc: Include "gold-threads.h"
4693 (file_counts_lock): New static variable.
4694 (file_counts_initialize_lock): Likewise.
4695 (File_read::release): Only increment counts when using --stats.
4696 Use a lock around the increment.
4697 * parameters.cc (class Set_parameters_target_once): Define.
4698 (set_parameters_target_once): New static variable.
4699 (Parameters::Parameters): Move here from parameters.h.
4700 (Parameters::set_target): Rewrite.
4701 (Parameters::set_target_once): New function.
4702 (Parameters::clear_target): Move here and rewrite.
4703 * parameters.h (class Parameters): Update declarations. Add
4704 set_parameters_target_once_ field.
4705 (Parameters::Parameters): Move to parameters.cc.
4706 (Parameters::clear_target): Likewise.
4707 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4708 task.
4709 (Start_group::~Start_group): New function.
4710 (Start_group::is_runnable): New function.
4711 (Start_group::locks, Start_group::run): New functions.
4712 (Finish_group::run): Change saw_undefined to size_t.
4713 * readsyms.h (class Start_group): Define.
4714 (class Finish_group): Change saw_undefined_ field to size_t.
4715 (Finish_group::Finish_group): Remove saw_undefined and
4716 this_blocker parameters. Change all callers.
4717 (Finish_group::set_saw_undefined): New function.
4718 (Finish_group::set_blocker): New function.
4719 * symtab.h (class Symbol_table): Change saw_undefined to return
4720 size_t. Change saw_undefined_ field to size_t.
4721 * target-select.cc (Set_target_once::do_run_once): New function.
4722 (Target_selector::Target_selector): Initialize set_target_once_
4723 field. Don't initialize lock_ and initialize_lock_ fields.
4724 (Target_selector::instantiate_target): Rewrite.
4725 (Target_selector::set_target): New function.
4726 * target-select.h (class Set_target_once): Define.
4727 (class Target_selector): Update declarations. Make
4728 Set_target_once a friend. Remove lock_ and initialize_lock_
4729 fields. Add set_target_once_ field.
4730
fa17a3f4
ILT		 47312010-02-10 Ian Lance Taylor <iant@google.com>
4732
4733 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4734 queueing any tasks.
4735 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4736 (queue_middle_tasks): Add all blockers before queueing any tasks.
4737 (queue_final_tasks): Likewise.
4738 * token.h (Task_token::add_blockers): New function.
4739 * object.h (Input_objects::number_of_relobjs): New function.
4740
c7177d31
ILT		 47412010-02-10 Ian Lance Taylor <iant@google.com>
4742
5de0e392
ILT		 4743 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4744 shared, not if not position independent.
4745 * x86_64.cc (Relocate::relocate_tls): Likewise.
4746 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4747 (tls_pie_pic_test): New target.
4748 * testsuite/Makefile.in: Rebuild.
4749
c7177d31
ILT		 4750 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4751 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4752 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4753 * testsuite/Makefile.in: Rebuild.
4754
684b268a
DM		 47552010-02-09 David S. Miller <davem@davemloft.net>
4756
4757 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4758 R_SPARC_RELATIVE using ->add_local_relative().
4759 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4760
612a8d3d
DM		 4761 * output.h (Output_data_dynamic::add_section_size): New method
4762 that takes two Output_data objects.
4763 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4764 entry param. Handle it in initializers.
4765 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4766 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4767 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4768 arg.
4769 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4770 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4771 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4772 for dynrel_includes_plt.
4773 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4774 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4775 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4776 before .rela.plt
4777 (Target_sparc::do_finalize_sections): Update to pass true for
4778 dynrel_includes_plt.
4779 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4780 output before .rela.plt
4781 (Target_powerpc::do_finalize_sections): Update to pass true for
4782 dynrel_includes_plt when 32-bit.
4783
cb1be87e
DK		 47842010-02-08 Doug Kwan <dougkwan@google.com>
4785
4786 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4787 method.
4788 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4789 Arm_relobj::scan_section_for_cortex_a8_stubs,
4790 Arm_relobj::do_relocation_section): Instead of calling
4791 Output_section::output_address, use faster
4792 Arm_relobj::simple_input_section_output_address.
4793
705b5121
DM		 47942010-02-08 David S. Miller <davem@davemloft.net>
4795
4796 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4797 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4798 relocation helper function.
4799
024c4466
DM		 4800 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4801 just like R_SPARC_GOT{10,13,22}.
4802 (Target_sparc::Scan::local): Likewise.
4803 (Target_sparc::Relocate:relocate): Likewise.
4804
9109c078
ILT		 48052010-02-06 Ian Lance Taylor <iant@google.com>
4806
4807 * configure.ac: Rewrite targetobjs duplicate removal code to use
4808 only shell constructs.
4809 * configure: Rebuild.
4810
cf846138
DK		 48112010-02-05 Doug Kwan <dougkwan@google.com>
4812
4813 PR 11247
4814 * arm.cc (Arm_relobj::section_is_scannable): New method.
4815 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4816 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4817
6cfaf60b
DK		 48182010-02-04 Doug Kwan <dougkwan@google.com>
4819
4820 PR 11247
4821 * arm-reloc-property.cc (cstdio): Include.
4822 * configure.ac (targetobjs): Remove duplicates.
4823 * configure: Regenerate.
4824 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4825 big and little endian version for a given address size.
4826
5c57f1be
DK		 48272010-02-03 Doug Kwan <dougkwan@google.com>
4828
4829 * arm-reloc-property.cc
4830 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4831 definition.
4832 * arm-reloc-property.h
4833 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4834 New method definition.
4835 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4836 declaration.
4837 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4838 overflow to N.
4839 (GOT_PREL): Change implemented to Y.
4840 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4841 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4842 (Arm_relocate_functions::movw_abs_nc): Remove method.
4843 (Arm_relocate_functions::movt_abs): Ditto.
4844 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4845 (Arm_relocate_functions::thm_movt_abs): Ditto.
4846 (Arm_relocate_functions::movw_rel_nc): Ditto.
4847 (Arm_relocate_functions::movw_rel): Ditto.
4848 (Arm_relocate_functions::movt_rel): Ditto.
4849 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4850 (Arm_relocate_functions:thm_movw_rel): Ditto.
4851 (Arm_relocate_functions:thm_movt_rel): Ditto.
4852 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4853 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4854 New method definitions.
4855 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4856 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4857 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4858 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4859 (Target_arm::Relocate::relocate): Check for non-static or
4860 unimplemented relocation code and exit early. Change calls to
4861 Target_arm::reloc_uses_thumb_bit and
4862 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4863 instead. Refactor code to handle similar relocations to increase
4864 code sharing. Remove check for unsupported relocation code in switch
4865 statement.
4866 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4867 relocation property table to find out size. Change error message to
4868 print out the name of a relocation code instead of the numeric value.
4869 (Target_arm::scan_reloc_for_stub): Use relocation property table
4870 instead of calling Target_arm::reloc_uses_thumb_bit().
4871
218c5831
DK		 48722010-02-02 Doug Kwan <dougkwan@google.com>
4873
4874 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4875 types of relaxed input section.
4876
0d31c79d
DK		 48772010-02-02 Doug Kwan <dougkwan@google.com>
4878
4879 * Makefile.am (HFILES): Add arm-reloc-property.h.
4880 (DEFFILES): New.
4881 (TARGETSOURCES): Add arm-reloc-property.cc
4882 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4883 (libgold_a_SOURCES): $(DEFFILES)
4884 * Makefile.in: Regenerate.
4885 * arm-reloc-property.cc: New file.
4886 * arm-reloc-property.h: New file.
4887 * arm-reloc.def: New file.
4888 * arm.cc: Update comments.
4889 (arm-reloc-property.h): New included header.
4890 (arm_reloc_property_table): New global variable.
4891 (Target_arm::do_select_as_default_target): New method definition.
4892 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4893 arm-reloc-property to targ_extra_obj.
4894 * parameters.cc (set_parameters_target): Call
4895 Target::select_as_default_target().
4896 * target.h (Target::select_as_default_target): New method definition.
4897 (Target::do_select_as_default_target): Same.
4898
546c7457
DK		 48992010-02-01 Doug Kwan <dougkwan@google.com>
4900
4901 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4902 first_output_text_section_.
4903 (Arm_exidx_fixup::first_output_text_section): New method definition.
4904 (Arm_exidx_fixup::first_output_text_section_): New data member.
4905 (Arm_exidx_fixup::process_exidx_section): Record the first text
4906 output section seen.
4907 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4908 and entsize in output section header.
4909
11b861d5
DK		 49102010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4911
4912 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4913 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4914 (Arm_relocate_functions::thm_alu11): New Method.
4915 (Arm_relocate_functions::thm_pc8): New Method.
4916 (Arm_relocate_functions::thm_pc12): New Method.
4917 (Target_arm::Scan::local): Handle the relocations.
4918 (Target_arm::Scan::global): Likewise.
4919 (Target_arm::Relocate::relocate): Likewise.
4920 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4921
c9a2c125
DK		 49222010-01-29 Doug Kwan <dougkwan@google.com>
4923
4924 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4925 of relocation types as ld.
4926
1521477a
DK		 49272010-01-29 Doug Kwan <dougkwan@google.com>
4928
4929 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4930 to public.
4931 (Arm_relocate_functions::thumb_branch_common): Ditto.
4932 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4933 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4934 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4935 Arm_relocate_functions::jump24): Remove.
4936 (Target_arm::Relocate::relocate): Adjust code to call
4937 Arm_relocation_functions::arm_branch_common and
4938 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 4939 wrappers. Merge switch-cases together to reduce source code size.
1521477a 4940
e7eca48c
DK		 49412010-01-29 Doug Kwan <dougkwan@google.com>
4942
4943 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4944 output_local_symbol_count_needs_update_.
4945 (Arm_relobj::output_local_symbol_count_needs_update,
4946 Arm_relobj::set_output_local_symbol_count_needs_update,
4947 Arm_relobj::update_output_local_symbol_count): New methods.
4948 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4949 member.
4950 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4951 of pointed function as in a R_ARM_PREL31 relocation.
4952 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4953 for output local symbol count updating.
4954 (Target_arm::do_relax): Update output local symbol counts in objects
4955 if necessary.
4956 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4957
02961d7e
ILT		 49582010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4959
4960 * arm.cc: Added support for the ARM relocations:
4961 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4962 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4963 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4964 movw_prel_nc).
4965 (Arm_relocate_functions::movw_rel): New method.
4966 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4967 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4968 thm_movw_prel_nc).
4969 (Arm_relocate_functions::thm_movw_rel): New method.
4970 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4971 thm_movt_prel).
4972 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4973 relocations.
4974 (Target_arm::Scan::global): Likewise.
4975 (Target_arm::Relocate::relocate): Likewise.
4976 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4977 Likewise.
4978
b10d2873
ILT		 49792010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4980
4981 * arm.cc: Added support for ARM group relocations.
4982 (Target_arm::reloc_needs_sym_origin): New method.
4983 (Arm_relocate_functions::calc_grp_kn): New method.
4984 (Arm_relocate_functions::calc_grp_residual): New method.
4985 (Arm_relocate_functions::calc_grp_gn): New method.
4986 (Arm_relocate_functions::arm_grp_alu): New Method.
4987 (Arm_relocate_functions::arm_grp_ldr): New Method.
4988 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4989 (Arm_relocate_functions::arm_grp_ldc): New Method.
4990 (Target_arm::Scan::local): Handle the ARM group relocations.
4991 (Target_arm::Scan::global): Likewise.
4992 (Target_arm::Relocate::relocate): Likewise.
4993 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4994 Likewise.
4995
2b328d4e
DK		 49962010-01-26 Doug Kwan <dougkwan@google.com>
4997
4998 * arm.cc (set): Include.
4999 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5000 pointer type.
5001 (Arm_output_section::Text_section_list): New type.
5002 (Arm_output_section::append_text_sections_to_list): New method.
5003 (Arm_output_section::fix_exidx_coverage): Ditto.
5004 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5005 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5006 Relobj::set_section_offset() instead of
5007 Sized_relobj::invalidate_section_offset().
5008 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5009 parameter for section headers. Ignore relocation sections for
5010 unallocated sections and EXIDX sections.
5011 (Target_arm::fix_exidx_coverage): New method.
5012 (Target_arm::output_section_address_less_than): New type.
5013 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5014 linked text section instead of the EXIDX section.
5015 (Arm_output_section::create_stub_group): Add an assertion to check
5016 that this is not an EXIDX output section.
5017 (Arm_output_section::append_text_sections_to_list): New method.
5018 (Arm_output_section::fix_exidx_coverage): Ditto.
5019 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5020 Arm_relobj::section_needs_reloc_stub_scanning.
5021 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5022 first pass.
5023 (Target_arm::fix_exidx_coverage): New method.
5024 * object.h (Relobj::set_output_section): New method.
5025 (Sized_relobj::invalidate_section_offset): Remove method.
5026 (Sized_relobj::do_invalidate_section_offset): Remove method.
5027 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5028
c7f3c371
DK		 50292010-01-25 Doug Kwan <dougkwan@google.com>
5030
5031 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5032 Fix warning due to signed and unsigned comparison on a 32-bit host.
5033
8923b24c
DK		 50342010-01-22 Doug Kwan <dougkwan@google.com>
5035
5036 * arm.cc (Target_arm::do_relax): Record an output section for section
5037 offset adjustment it contains any stub table that has changed.
5038 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5039 offsets in an output section if necessary.
5040 * output.cc (Output_section::Output_section): Initialize
5041 section_offsets_need_adjustments_.
5042 (Output_section::add_input_section_for_script): Renamed to
5043 Output_section::add_simple_input_section.
5044 (Output_section::save_states): Add a comment.
5045 (Output_section::discard_states): New method defintion.
5046 (Output_section::adjust_section_offsets): Same.
5047 * output.h (Output_section::add_input_section_for_script): Renamed to
5048 Output_section::add_simple_input_section.
5049 (Output_section::discard_states): New method declaration.
5050 (Output_section::adjust_section_offsets): Same.
5051 (Output_section::section_offsets_need_adjustment,
5052 Output_section::set_section_offsets_need_adjustment): New method
5053 definitions.
5054 (Output_section::section_offsets_need_adjustment_): New data member.
5055 * script-sections.cc
5056 (Output_section_element_input::set_section_address): Adjust code for
5057 renaming of Output_section::add_input_section_for_script.
5058 (Orphan_output_section::set_section_address): Same.
5059
9b2fd367
DK		 50602010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5061
5062 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5063 Fix_v4bx enum values .
5064 * gold/options.h (General_options): New option definitions.
5065 (General_options::fix_v4bx): New method.
5066 (General_options::Fix_v4bx): New enum.
5067 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5068 (General_options::parse_fix_v4bx_interworking): New method.
5069
80d0d023
DK		 50702010-01-22 Doug Kwan <dougkwan@google.com>
5071
5072 * arm.cc (Arm_exidx_fixup): New class.
5073
af2cdeae
DK		 50742010-01-21 Doug Kwan <dougkwan@google.com>
5075
5076 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5077 classes.
5078 (Arm_exidx_section_offset_map): New type.
5079
993d07c1
DK		 50802010-01-21 Doug Kwan <dougkwan@google.com>
5081
5082 * arm.cc (Arm_exidx_input_section): New class.
5083 (Arm_relobj::exidx_input_section_by_link,
5084 Arm_relobj::exidx_input_section_by_shndx,
5085 Arm_relobj::make_exidx_input_section): New methods.
5086 (read_arm_attributes_section): Remove.
5087 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5088 information about them.
5089 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5090 to here.
5091
5ac169d4
DK		 50922010-01-20 Doug Kwan <dougkwan@google.com>
5093
5094 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5095 Input_section_specifier to Section_id.
5096 (Target_arm::new_arm_input_section: Adjust code for change of key
5097 type.
5098 (Target_arm::find_arm_input_section): Ditto.
5099 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5100 (Section_id): Remove.
5101 (Garbage_collection::Section_id_hash): Remove.
5102 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5103 (Section_id): Remove.
5104 (Icf::Section_id_hash): Remove.
5105 * object.h (Section_id, Const_section_id, Section_id_hash,
5106 Const_section_id_hash): New type definitions.
5107 * output.cc (Output_section::add_relaxed_input_section): Change to
5108 use Const_section_id instead of Input_section_specifier as key type.
5109 (Output_section::add_merge_input_section): Ditto.
5110 (Output_section::build_relaxation_map): Change to use Section_id
5111 instead of Input_section_specifier as key type.
5112 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5113 Ditto.
5114 (Output_section::convert_input_sections_to_relaxed_sections): Change
5115 to use Const_section_id instead of Input_section_specifier as key type.
5116 (Output_section::find_merge_section): Ditto.
5117 (Output_section::find_relaxed_input_section): Ditto.
5118 * output.h (Input_section_specifier): Remove class.
5119 (Output_section::Output_section_data_by_input_section_map): Change
5120 key type to Const_section_id.
5121 (Output_section::Output_relaxed_input_section_by_input_section_map):
5122 Ditto.
5123 (Output_section::Relaxation_map): Change key type to Section_id.
5124
a2162063
ILT		 51252010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5126
5127 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5128 (class Arm_v4bx_stub): New class.
5129 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5130 (Stub_factory::make_arm_v4bx_stub): New method.
5131 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5132 (Stub_table::empty): Handle v4bx stubs.
5133 (Stub_table::add_arm_v4bx_stub): New method.
5134 (Stub_table::find_arm_v4bx_stub): New method.
5135 (Arm_relocate_functions::v4bx): New method.
5136 (Target_arm::fix_v4bx): New method.
5137 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5138 (Stub_table::relocate_stubs): Likewise.
5139 (Stub_table::do_write): Likewise.
5140 (Stub_table::update_data_size_and_addralign): Likewise.
5141 (Stub_table::finalize_stubs): Likewise.
5142 (Target_arm::Scan::local): Likewise.
5143 (Target_arm::Scan::global): Likewise.
5144 (Target_arm::do_finalize_sections): Likewise.
5145 (Target_arm::Relocate::relocate): Likewise.
5146 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5147 Likewise.
5148 (Target_arm::scan_reloc_for_stub): Likewise.
5149 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5150
5696ab0b
ILT		 51512010-01-19 Ian Lance Taylor <iant@google.com>
5152
5153 * output.cc (Output_section_headers::do_sized_write): Write large
5154 segment count to sh_info field.
5155 (Output_file_header::do_sized_write): For large segment count,
5156 write PN_XNUM to e_phnum field.
5157
800d0f56
ILT		 51582010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5159
5160 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5161 (Arm_relocate_functions::thm_jump8): New function.
5162 (Arm_relocate_functions::thm_jump11): New function.
5163 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5164 R_ARM_THM_JUMP11.
5165 (Target_arm::Scan::global): Likewise.
5166 (Target_arm::Relocate::relocate): Likewise.
5167 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5168 Likewise.
5169
41263c05
DK		 51702010-01-14 Doug Kwan <dougkwan@google.com>
5171
5172 * arm.cc (map, utility): Include headers.
5173 (Target_arm::apply_cortex_a8_workaround): New method.
5174 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5175 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5176 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5177 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5178 the --[no-]fix-cortex-a8 command line options.
5179 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5180 (Target_arm::relocate_stub): Use addend in instruction template.
5181 * options.h (DEFINE_bool): Set the user-set flag.
5182 (General_options): Add --[no-]-fix-cortex options.
5183 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5184 : Update fast look-up map after conversion.
41263c05 5185
459e9b03
ST		 51862010-01-14 Sriraman Tallam <tmsriram@google.com>
5187
5188 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5189 in the first pass of do_layout.
5190
b521dfe4
DK		 51912010-01-13 Doug Kwan <dougkwan@google.com>
5192
5193 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5194 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5195 apparent compiler problem of not folding static constant integral
5196 data members of elfcpp::Elf_sizes<32>.
5197
44272192
DK		 51982010-01-13 Doug Kwan <dougkwan@google.com>
5199
5200 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5201 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5202 Arm_relobj::scan_section_for_cortex_a8_erratum,
5203 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5204 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5205 sections to scan for relocation stubs into a new method
5206 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5207 relocation and Cortex-A8 stub scanning.
5208 (Target_arm::do_relax): Force stubs to be after stubbed sections
5209 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5210 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5211 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5212
44b71ece
ILT		 52132010-01-12 Ian Lance Taylor <iant@google.com>
5214
5215 * target-reloc.h (visibility_error): New inline function.
5216 (relocate_section): Call visibility_error.
5217 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5218 (MOSTLYCLEANFILES): Likewise.
5219 (protected_4_pic.o, protected_3.err): New targets.
5220 * testsuite/protected_4.cc: New file.
5221
a120bc7f
DK		 52222010-01-12 Doug Kwan <dougkwan@google.com>
5223
5224 * arm.cc (Cortex_a8_reloc): New class.
5225 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5226 and cortex_a8_relocs_info_.
5227 (Target_arm::fix_cortex_a8): New method definition.
5228 (Target_arm::Cortex_a8_relocs_info): New type.
5229 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5230 New data member declarations.
5231 (Target_arm::scan_reloc_for_stub): Record information about
5232 relocations for THUMB branches that might be exempted from the
5233 Cortex-A8 workaround.
5234 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5235 at the beginning of a relaxation pass.
5236
20138696
DK		 52372010-01-12 Doug Kwan <dougkwan@google.com>
5238
5239 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5240 (Arm_relobj::Mapping_symbol_position,
5241 Arm_reloj::Mapping_symbol_position_less,
5242 Arm_relobj::Mapping_symbols_info): New types.
5243 (Target_arm::is_mapping_symbol_name): New method definition.
5244 (Arm_relobj::do_count_local_symbols): Save information about mapping
5245 symbols.
5246
089d69dc
DK		 52472010-01-11 Doug Kwan <dougkwan@google.com>
5248
5249 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5250 Arm_relocate_functions::thumb32_branch_upper,
5251 Arm_relocate_functions::thumb32_branch_lower,
5252 Arm_relocate_functions::thumb32_cond_branch_offset,
5253 Arm_relocate_functions::thumb32_cond_branch_upper,
5254 Arm_relocate_functions::thumb32_cond_branch_lower,
5255 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5256 branch offset encoding.
5257 (Arm_relocate_functions::thumb_branch_common): Use new branch
5258 offset encoding methods to avoid code duplication.
5259 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5260 (Stub_addend_reader::operator()): Use new branch encoding method
5261 to avoid code duplication.
5262
99e5bff2
DK		 52632010-01-11 Doug Kwan <dougkwan@google.com>
5264
5265 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5266 (Target_arm::do_finalize_sections): Define special EXIDX section
5267 symbols only if referenced.
5268 * gc.h (Garbage_collection::add_reference): New method.
5269 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5270 code duplication.
5271
98e090bd
ILT		 52722010-01-11 Ian Lance Taylor <iant@google.com>
5273
d0a91bd8
ILT		 5274 * script.cc (Version_script_info::build_expression_list_lookup):
5275 Change complaing about duplicate wildcard match from error to
5276 warning.
5277
98e090bd
ILT		 5278 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5279 of 2009-12-30.
5280 (Version_script_info::Version_script_info): Initialize globs_,
5281 default_version_, default_is_global_, and exact_. Don't
5282 initialize globals_ or locals_.
5283 (Version_script_info::build_lookup_tables): Build local symbols
5284 first.
5285 (Version_script_info::unquote): New function.
5286 (Version_script_info::add_exact_match): New function.
5287 (Version_script_info::build_expression_list_lookup): Remove lookup
5288 parameter. Add is_global parameter. Change all callers. Handle
5289 wildcard pattern specially. Unquote pattern. Call
5290 add_exact_match.
5291 (Version_script_info::get_name_to_match): New function.
5292 (Version_script_info::get_symbol_version): New function.
5293 (Version_script_info::get_symbol_version_helper): Remove.
5294 (Version_script_info::check_unmatched_names): Call unquote.
5295 * script.h (class Version_script_info): Change get_symbol_version
5296 to be non-inline and add is_global parameter; change all callers.
5297 Rewrite symbol_is_local. Update declarations. Define struct
5298 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5299 Remove globals_ and locals_ members. Add exact_, globs_,
5300 default_version_, is_global_.
5301 (Version_script_info::Glob): Remove pattern, add expression and
5302 is_global. Update constructor. Change all callers.
5303 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5304 default version.
5305 (Versions::symbol_section_contents): If a symbol is undefined, or
5306 defined in a dynamic object, set the version index to
5307 VER_NDX_LOCAL.
5308 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5309 symbol_is_local.
5310 (Symbol_table::add_from_pluginobj): Likewise.
5311 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5312
d56962d3
DK		 53132010-01-11 Doug Kwan <dougkwan@google.com>
5314
5315 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5316 (incremental_dump_LDADD): Add linking option for libintl.
5317 * Makefile.in: Regenerate.
5318
94e6ee91
L		 53192010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5320
5321 PR gold/11144
5322 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5323 instead of -Ds.
5324 * testsuite/Makefile.in: Regenerated.
5325
e96c574b
DK		 53262010-01-10 Doug Kwan <dougkwan@google.com>
5327
5328 * options.h (DEFINE_var): Use parentheses around argument varname__
5329 in macro body to avoid any unintended subsequent substitutions.
5330
7198066b
ILT		 53312010-01-10 Ian Lance Taylor <iant@google.com>
5332
ba4d53bf
ILT		 5333 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5334 candidates before doing symbol resolution.
5335
7198066b
ILT		 5336 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5337 ODR candidates if only one is weak.
5338
a2beed37
ILT		 53392010-01-08 Ian Lance Taylor <iant@google.com>
5340
5341 * script.cc (Version_script_info::build_expression_list_lookup):
5342 Don't warn about ambiguous version, just record the ambiguity.
5343 (Version_script_info::get_symbol_version_helper): Give error if
5344 version is ambiguous.
5345
2fb7225c
DK		 53462010-01-08 Doug Kwan <dougkwan@google.com>
5347
5348 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5349 prev_data_size_ and prev_addralign_. Remove initializer for
5350 deleted data member has_been_changed_.
5351 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5352 to determine if the table is empty.
5353 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5354 Remove.
5355 (Stub_table::add_reloc_stub): Define method in class definition
5356 instead of just declaring it there.
5357 (Stub_table::add_cortex_a8_stub): New method definition.
5358 (Stub_table::update_data_size_and_addralign): Ditto.
5359 (Stub_table::finalize_stubs): Ditto.
5360 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5361 (Stub_table::do_addralign_): Return address alignment in the
5362 (Stub_table::do_reset_address_and_file_offset): Define method in
5363 class definition instead of declaring it there. Set current data
5364 size to be the data size of the previous pass.
5365 (Stub_table::set_final_data_size): Use current data size as the
5366 final data size.
5367 (Stub_table::relocate_stub): Change parameter type of stub from
5368 Reloc_stub pointer to Stub pointer.
5369 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5370 (Stub_table::Cortex_a8_stub_list): New typedef.
5371 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5372 Stub_table::prev_addralign_): New data member.
5373 (Arm_relobj::Arm_relobj): Initialize data member
5374 section_has_cortex_a8_workaround_.
5375 (Arm_relobj::section_has_cortex_a8_workaround,
5376 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5377 definitions.
5378 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5379 declarations.
5380 (Target_arm::relocate_stub): Change parameter type of stub from
5381 Reloc_stub pointer to Stub pointer.
5382 (Insn_template::size, Insn_template::alignment): Handle
5383 THUMB16_SPECIAL_TYPE.
5384 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5385 Stub_table::update_data_size_and_addralign,
5386 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5387 definitions.
5388 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5389 (Stub_table::do_write): Ditto.
5390 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5391
880cd20d
ILT		 53922010-01-08 Ian Lance Taylor <iant@google.com>
5393
5394 PR 11108
5395 * symtab.h (class Symbol): Remove fields is_target_special_ and
5396 has_plt_offset_. Add field is_defined_in_discarded_section_.
5397 (Symbol::is_defined_in_discarded_section): New function.
5398 (Symbol::set_is_defined_in_discarded_section): New function.
5399 (Symbol::has_plt_offset): Rewrite.
5400 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5401 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5402 Don't initialize is_target_special_ or has_plt_offset_.
5403 Initialize is_defined_in_discarded_section_.
5404 (Symbol_table::add_from_relobj): If appropriate, set
5405 is_defined_in_discarded_section.
5406 * resolve.cc (Symbol::override_base_with_special): Don't test
5407 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5408 * target-reloc.h (relocate_section): Do special handling for
5409 symbols defined in discarded sections for global symbols as well
5410 as local symbols.
5411
2703e3eb
ILT		 54122010-01-08 Ian Lance Taylor <iant@google.com>
5413
5414 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5415 the SHT_SYMTAB case.
5416
339d40a3
ILT		 54172010-01-08 Ian Lance Taylor <iant@google.com>
5418
5419 * object.cc (Sized_relobj::do_layout): Don't get confused if
5420 layout_eh_frame returns NULL.
5421
abecea76
ILT		 54222010-01-08 Ian Lance Taylor <iant@google.com>
5423
5424 PR 11084
5425 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5426 dynamic symbol table, use the normal symbol table.
5427 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5428 symbol table.
5429
6b7dd3f3
ILT		 54302010-01-08 Ian Lance Taylor <iant@google.com>
5431
5432 PR 11072
5433 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5434 sections.
5435
36c50e63
L		 54362010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5437
5438 * version.cc (print_version): Change to "Copyright 2010".
5439
e291e7b9
ILT		 54402010-01-08 Ian Lance Taylor <iant@google.com>
5441
5442 PR 10287
5443 PR 11063
5444 * i386.cc (class Target_i386): Change return type of plt_section
5445 to be non-const.
5446 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5447 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5448 tls_desc_rel_ field.
5449 (Output_data_plt_i386::rel_tls_desc): New function.
5450 (Target_i386::rel_tls_desc_section): New function.
5451 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5452 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5453 R_386_TLS_DESC reloc in rel_tls_desc_section.
5454 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5455 Define struct Tlsdesc_info.
5456 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5457 (Target_x86_64::do_reloc_symbol_index): New function.
5458 (Target_x86_64::add_tlsdesc_info): New function.
5459 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5460 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5461 tlsdesc_rel_ field.
5462 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5463 all callers.
5464 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5465 (Target_x86_64::rela_tlsdesc_section): New function.
5466 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5467 handling.
5468 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5469 (Target_x86_64::do_reloc_addend): New function.
5470 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5471 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5472 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5473 (Output_reloc::type): New function.
5474 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5475 (Output_reloc::is_target_specific): New function.
5476 (Output_reloc::target_arg): New function.
5477 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5478 absolute relocs and target specific relocs.
5479 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5480 add_target_specific.
5481 (class Output_data_reloc) [SHT_RELA]: Likewise.
5482 * output.cc (Output_reloc::Output_reloc): Add four new versions
5483 for absolute relocs and target specific relocs.
5484 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5485 (Output_reloc::get_symbol_index): Likewise.
5486 (Output_reloc::local_section_offset): Check that local_sym_index_
5487 is not TARGET_CODE or 0.
5488 (Output_reloc::symbol_value): Likewise.
5489 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5490 reloc.
5491 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5492 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5493 functions.
5494 * layout.cc (add_target_dynamic_tags): Use output section for
5495 DT_PLTRELSZ and DT_JMPREL.
5496
3a44184e
ILT		 54972010-01-07 Ian Lance Taylor <iant@google.com>
5498
5499 PR 11061
5500 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5501 function.
5502 (class Output_data_reloc_generic): Define.
5503 (class Output_data_reloc_base): Change base class to
5504 Output_data_reloc_generic. Change add() method to call
5505 bump_relative_reloc_count for a relative reloc. Remove
5506 sort_relocs_ field.
5507 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5508 to sort_relocs().
5509 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5510 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5511 appropriate.
5512 * layout.h (class Layout): Update declaration.
5513
ea715a34
ILT		 55142010-01-07 Ian Lance Taylor <iant@google.com>
5515
5516 * output.h (class Output_data): Add const version of
5517 output_section and do_output_section.
5518 (class Output_section_data): Add const version of
5519 do_output_section.
5520 (class Output_section): Likewise.
5521 * layout.cc (Layout::add_target_dynamic_tags): New function.
5522 * layout.h (class Layout): Update declarations.
5523 * arm.cc (Target_arm::do_finalize_sections): Use
5524 add_target_dynamic_tags.
5525 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5526 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5527 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5528 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5529
659948a4
ILT		 55302010-01-07 Ian Lance Taylor <iant@google.com>
5531
5532 PR 11042
5533 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5534 object as needed.
5535
9d3b86f6
ILT		 55362010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5537 Ian Lance Taylor <iant@google.com>
5538
5539 PR 11019
5540 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5541 Xindex::read_symtab_xindex.
5542
bb0d3eb0
DK		 55432010-01-07 Doug Kwan <dougkwan@google.com>
5544
5545 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5546 (Insn_template::thumb16_bcond_insn): New method declaration.
5547 (Insn_template): Fix spelling.
5548 (Stub::thumb16_special): New method declaration.
5549 (Stub::do_write): Define virtual method which was previously pure
5550 virtual.
5551 (Stub::do_thumb16_special): New method declaration.
5552 (Stub::do_fixed_endian_write): New template member.
5553 (Reloc_stub::do_write): Remove.
5554 (Reloc_stub::do_fixed_endian_write): Remove.
5555 (Cortex_a8_stub): New class definition.
5556 (Stub_factory::make_cortex_a8_stub): New method definition.
5557 (Stub_factory::Stub_factory): Add missing static storage class
5558 qualifier for elf32_arm_stub_a8_veneer_blx.
5559
ffeef7df
ILT		 55602010-01-07 Ian Lance Taylor <iant@google.com>
5561
dc3f80fe
ILT		 5562 PR 10980
5563 * options.h (class General_options): Add --warn-unresolved-symbols
5564 and --error-unresolved-symbols.
5565 * errors.cc (Errors::undefined_symbol): Implement
5566 --warn-unresolved-symbols.
5567
ffeef7df
ILT		 5568 * options.h (class General_options): Add -z text and -z textoff.
5569 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5570
f1ec9ded
ST		 55712010-01-06 Sriraman Tallam <tmsriram@google.com>
5572
5573 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5574 (Garbage_collection::cident_sections): New function.
5575 (Garbage_collection::add_cident_section): New function.
5576 (Garbage_collection::cident_sections_): New member.
5577 (gc_process_relocs): Add references to sections whose names are C
5578 identifiers.
5579 * gold.h (cident_section_start_prefix): New constant.
5580 (cident_section_stop_prefix): New constant.
5581 (is_cident): New function.
5582 * layout.cc (Layout::define_section_symbols): Replace string constants
5583 with the newly defined constants.
5584 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5585 C identifiers.
5586 * testsuite/Makefile.am: Add gc_orphan_section_test.
5587 * testsuite/Makefile.in: Regenerate.
5588 * testsuite/gc_orphan_section_test.cc: New file.
5589 * testsuite/gc_orphan_section_test.sh: New file.
5590
6eda8c29
ILT		 55912010-01-06 Ian Lance Taylor <iant@google.com>
5592
b9674e17
ILT		 5593 PR 10980
5594 * options.h (class General_options): Add --warn-shared-textrel.
5595 * layout.cc (Layout::finish_dynamic_section): Implement
5596 --warn-shared-textrel.
5597
6eda8c29
ILT		 5598 PR 10980
5599 * options.h (class General_options): Add --warn-multiple-gp.
5600
32dcd44e
ILT		 56012010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5602
5603 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5604 $(THREADSLIB) and $(LIBDL).
5605 * Makefile.in: Rebuild.
5606
a192ba05
ILT		 56072010-01-06 Ian Lance Taylor <iant@google.com>
5608
5609 PR 10980
5610 * options.cc (General_options::parse_section_start): New function.
5611 (General_options::section_start): New function.
5612 (General_options::General_options): Initialize all members.
5613 * options.h: Include <map>
5614 (class General_options): Add --section-start. Add section_starts_
5615 member.
5616 * layout.cc (Layout::attach_allocated_section_to_segment): If
5617 --section-start was used, set the address of the segment. Remove
5618 local sort_sections.
5619 (Layout::relaxation_loop_body): If the address of the load segment
5620 has been set by --section-start, don't use it.
5621 * output.h (Output_segment::update_flags_for_output_section): New
5622 function.
5623 * output.cc (Output_segment::add_output_section): Call
5624 update_flags_for_output_section.
5625
dde3f402
ILT		 56262010-01-05 Ian Lance Taylor <iant@google.com>
5627
62dfdd4d
ILT		 5628 PR 10980
5629 * options.h (class General_options): Add --undefined-version.
5630 * script.cc (struct Version_expression): Add was_matched_by_symbol
5631 field.
5632 (Version_script_info::matched_symbol): New function.
5633 (Version_script_info::get_symbol_version_helper): Call
5634 matched_symbol.
5635 (Version_script_info::check_unmatched_names): New function.
5636 * script.h (class Version_script_info): Update declarations.
5637 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5638
9c4ae156
ILT		 5639 * options.h (class General_options): Use DEFINE_bool_alias for
5640 allow_multiple_definition.
5641 * resolve.cc (Symbol_table::should_override): Don't test
5642 allow_multiple_definition.
5643
dde3f402
ILT		 5644 PR 10980
5645 * options.h (class General_options): Add --cref.
5646 * main.cc (main): Print cref table if --cref. Don't close mapfile
5647 until after printing cref table.
5648 * cref.cc: Include "symtab.h".
5649 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5650 (Cref_table_compare::operator()): New function.
5651 (Cref_inputs::gather_cref): New function.
5652 (filecol): New static const.
5653 (Cref_inputs::print_cref): New function.
5654 (Cref::print_cref): New function.
5655 * cref.h: Include <cstdio>.
5656 (class Cref): Update declarations.
5657 * mapfile.h (Mapfile::file): New function.
5658 * object.h (class Object): Define Symbols. Declare virtual
5659 do_get_global_symbols.
5660 (Object::get_global_symbols): New function.
5661 * object.cc (Input_objects::add_object): Pass object to cref_ if
5662 --cref.
5663 (Input_objects::archive_start): Likewise.
5664 (Input_objects::archive_stop): Likewise.
5665 (Input_objects::print_cref): New function.
5666 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5667 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5668 --cref.
5669 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5670 function.
5671 * plugin.h (class Sized_pluginobj): Update declarations.
5672
8781f709
ILT		 56732010-01-05 Ian Lance Taylor <iant@google.com>
5674
5675 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5676 to is_default_version. Rename insdef to insdefault.
5677 (Symbol_table::add_from_relobj): Rename def to is_default_version
5678 and local to is_forced_local.
5679 (Symbol_table::add_from_pluginobj): Likewise.
5680 (Symbol_table::add_from_dynobj): Likewise.
5681 (Symbol_table::define_special_symbol): Rename insdef to
5682 insdefault.
5683
fe35d28d
ILT		 56842010-01-04 Ian Lance Taylor <iant@google.com>
5685
30bc8c46
ILT		 5686 PR 10980
5687 * options.h (class General_options): Add
5688 --allow-multiple-definition and -z muldefs.
5689 * resolve.cc (Symbol_table::should_override): Don't warn about a
5690 multiple symbol definition if --allow-multiple-definition or -z
5691 muldefs.
5692
7eaea549
ILT		 5693 PR 10980
5694 * options.h (class General_options): Add --add-needed and
5695 --copy-dt-needed-entries. Tweak --as-needed help entry.
5696 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5697 error if --copy-dt-needed-entries aka --add-needed is used and
5698 would cause a change in behaviour.
5699
fe35d28d
ILT		 5700 PR 10980
5701 * options.h (class General_options): Add -G as a short version of
5702 --shared. Add no-op options -assert, -g, and -i.
5703
55a2bb35
ST		 57042010-01-04 Sriraman Tallam <tmsriram@google.com>
5705
5706 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5707 check for .text or .gnu.linkonce.t sections.
5708 * icf.cc (Icf::find_identical_sections): Ditto.
5709 Change the detection for mangled function name within the section
5710 name.
5711 * icf.h (is_section_foldable_candidate): New function.
5712
719328e1
ILT		 57132009-12-30 Ian Lance Taylor <iant@google.com>
5714
5715 PR 10980
5716 * options.h (class General_options): Permit two dashes with
5717 --retain-symbols-file.
5718
d7bb5745
ILT		 57192009-12-30 Ian Lance Taylor <iant@google.com>
5720
403a15dd
ILT		 5721 PR 10979
5722 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5723 don't put the file header and segment headers in the text
5724 segment.
5725
eda294df
ILT		 5726 PR 10979
5727 * common.cc (Sort_commons::operator()): Stabilize sort when both
5728 entries are NULL.
5729 (Symbol_table::do_allocate_commons_list): When allocating common
5730 symbols, skip a symbol which is no longer common.
5731 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5732 an object before checking its type.
5733 * testsuite/common_test_2.c: New file.
5734 * testsuite/common_test_3.c: New file.
5735 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5736 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5737 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5738 (common_test_2_pic.o, common_test_2.so): New targets.
5739 (common_test_3_pic.o, common_test_3.so): New targets.
5740 * testsuite/Makefile.in: Rebuild.
5741
d7bb5745
ILT		 5742 PR 10979
5743 * script.cc (read_input_script): If we see a new SECTIONS clause,
5744 and we have added an input section, give an error.
5745 * layout.h (class Layout): Add have_added_input_section function.
5746 Add have_added_input_section_ field.
5747 * layout.cc (Layout::Layout): Initialize
5748 have_added_input_section_.
5749 (Layout::layout): Set have_added_input_section_.
5750 (Layout::layout_eh_frame): Likewise.
5751
fc59c572
ILT		 57522009-12-30 Ian Lance Taylor <iant@google.com>
5753
5754 PR 10931
5755 * options.h (class General_options): Add --sort-common option.
5756 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5757 * common.cc (Sort_common): Add sort_order parameter to
5758 constructor. Add sort_order_ field.
5759 (Sort_commons::operator): Check sort_order_.
5760 (Symbol_table::allocate_commons): Determine the sort order.
5761 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5762 Change all callers.
5763 (Symbol_table::do_allocate_commons_list): Likewise.
5764
1c74fab0
ILT		 57652009-12-30 Ian Lance Taylor <iant@google.com>
5766
5767 PR 10916
5768 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5769 symbols from this object, don't change the visibility of an
5770 undefined symbol.
5771 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5772
6affe781
ILT		 57732009-12-30 Ian Lance Taylor <iant@google.com>
5774
5775 PR 10861
5776 * script.h (class Version_script_info): Define Language enum.
5777 Update declarations. Define Glob, Exact, and Lookup types. Add
5778 new fields globals_, locals_, and is_finalized_.
5779 * script.cc: Various formatting fixes.
5780 (class Parser_closure): Change language_stack_ from a vector of
5781 std::string to one of Version_script_info::Language. Adjust all
5782 uses accordingly.
5783 (class Lazy_demangler): Remove.
5784 (struct Version_expression): Change language from std::string to
5785 Version_script_info::Language.
5786 (Version_script_info::Version_script_info): New function.
5787 (Version_script_info::~Version_script_info): Don't call clear.
5788 (Version_script_info::finalize): New function.
5789 (Version_script_info::build_lookup_tables): New function.
5790 (Version_script_info::build_expression_list_lookup): New
5791 function.
5792 (Version_script_info::get_symbol_version_helper): Rewrite to use
5793 lookup tables.
5794 (Version_script_info::print_expression_list): Adjust to use
5795 Version_script_info::Language.
5796 (script_push_lex_into_version_mode): Check that the version script
5797 has not been finalized.
5798 (version_script_push_lang): Change language string to
5799 Version_script_info::Language.
5800 * options.cc (Command_line::version_script): New function.
5801 * options.h (class General_options): Add finalize_dynamic_list
5802 function. Change version_script from declaration to definition.
5803 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5804 * testsuite/version_script.map: Remove duplicate def of foo.
5805 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5806 version_script.map.
5807 * testsuite/Makefile.in: Rebuild.
5808
818bf354
ILT		 58092009-12-30 Ian Lance Taylor <iant@google.com>
5810
5811 PR 10843
5812 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5813 if the input symbol index is 0, make the output symbol index 0.
5814
ebcc8304
ILT		 58152009-12-30 Ian Lance Taylor <iant@google.com>
5816
5817 PR 10670
5818 * options.h (class General_options): Add -x/--discard-all.
5819 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5820 --discard-all. If the local symbol needs a dynamic entry, check
5821 that before handling --discard-locals.
5822
176fe33f
ILT		 58232009-12-30 Ian Lance Taylor <iant@google.com>
5824
bb321bb1
ILT		 5825 PR 10450
5826 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5827 flags to PF_R.
5828 (Output_segment::add_output_section): Don't change the flags if
5829 the type is PT_TLS.
5830
176fe33f
ILT		 5831 PR 10450
5832 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5833 GNU hash table if they need a dynamic value. Otherwise, don't add
5834 them if they are defined in a dynamic object or are forced local.
5835
e8cd95c7
ILT		 58362009-12-29 Ian Lance Taylor <iant@google.com>
5837
1b81fb71
ILT		 5838 PR 10450
5839 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5840 .gnu.hash table for a 32-bit target.
5841
8d6d383d
ILT		 5842 PR 10450
5843 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5844 regular and a dynamic object only needs a dynamic symbol table
5845 entry if it is externally visible.
5846
e785ec03
ILT		 5847 PR 10450
5848 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5849 constructor. Add global_offset_table_ field.
5850 (Target_i386::got_section): Set global_offset_table_.
5851 (Target_i386::do_finalize_sections): Set global_offset_table_
5852 size.
5853 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5854 in constructor. Add global_offset_table_ field.
5855 (Target_x86_64::got_section): Set global_offset_table_.
5856 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5857 size.
5858
1a2dff53
ILT		 5859 * layout.cc (Layout::Layout): Initialize increase_relro_.
5860 (Layout::get_output_section): Add is_relro, is_last_relro, and
5861 is_first_non_relro parameters. Change all callers.
5862 (Layout::choose_output_section): Likewise.
5863 (Layout::add_output_section_data): Likewise.
5864 (Layout::make_output_section): Likewise.
5865 (Layout::set_segment_offsets): Clear increase_relro when using a
5866 linker script.
5867 * layout.h (class Layout): Add increase_relro method. Add
5868 increase_relro_ field. Update declarations.
5869 * output.cc (Output_section::Output_section): Initialize
5870 is_last_relro_ and is_first_non_relro_.
5871 (Output_segment::add_output_section): Group relro sections is
5872 do_sort is true. Handle is_last_relro and is_first_non_relro.
5873 (Output_segment::maximum_alignment): Remove relro handling.
5874 (Output_segment::set_section_addresses): Add increase_relro
5875 parameter. Change all callers. Add initial alignment to align
5876 relro sections on separate page. Remove old relro handling.
5877 (Output_segment::set_section_list_addresses): Remove in_relro
5878 parameter. Change all callers.
5879 (Output_segment::set_offset): Add increase parameter. Change all
5880 callers. Remove old relro handling.
5881 * output.h (class Output_section): Add new methods: is_last_relro,
5882 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5883 Add is_last_relro_ and is_first_non_relro_ fields.
5884 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5885 Create separate .got.plt section. Call increase_relro.
5886 * x86_64.cc (Target_x86_64::got_section): Likewise.
5887 * testsuite/relro_script_test.t: Add .got.plt.
5888
f0ba79e2
ILT		 5889 PR 10450
5890 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5891 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5892 (Layout::finalize): Call set_dynamic_symbol_size.
5893 (Layout::set_dynamic_symbol_size): New function.
5894 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5895 set_dynamic_symbol_size.
5896
e8cd95c7
ILT		 5897 PR 10450
5898 * output.h (class Output_section): Add is_entsize_zero_ field.
5899 * output.cc (Output_section::Output_section): Initialize
5900 is_entsize_zero_.
5901 (Output_section::set_entsize): If two different entsizes are
5902 requested, force it to zero.
5903 (Output_section::add_input_section): Set flags for .debug_str
5904 before updating section flags. Set entsize.
5905 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5906 and SHF_STRING if all input sections have those flags.
5907
3e1b9a8a
RÁE		 59082009-12-29 Rafael Espindola <espindola@google.com>
5909
5910 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 5911 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5912 reporting.
3e1b9a8a 5913
3dcad376
ST		 59142009-12-29 Sriraman Tallam <tmsriram@google.com>
5915
5916 * options.cc (General_options::parse_version): Allow -v to exit
5917 without an error if there is nothing to link.
5918
084e2665
ILT		 59192009-12-29 Ian Lance Taylor <iant@google.com>
5920
5921 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5922 using a version of gcc before 4.1.
5923 * configure: Rebuild.
5924
250acde3
CD		 59252009-12-28 Chris Demetriou <cgd@google.com>
5926
5927 * attributes.cc (Output_attributes_section_data::do_write): Use
5928 std::vector::front rather than std::vector::data.
5929
99fff23b
ILT		 59302009-12-28 Ian Lance Taylor <iant@google.com>
5931
5932 * symtab.h (class Symbol_table): Add enum Defined.
5933 * resolve.cc (Symbol_table::should_override): Add defined
5934 parameter. Change all callers. Test whether object is NULL
5935 before calling a method on it.
5936 (Symbol_table::report_resolve_problem): Add defined parameter.
5937 Change all callers.
5938 (Symbol_table::should_override_with_special): Likewise.
5939 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5940 parameter. Change all callers.
5941 (Symbol_table::do_define_in_output_data): Likewise.
5942 (Symbol_table::define_in_output_segment): Likewise.
5943 (Symbol_table::do_define_in_output_segment): Likewise.
5944 (Symbol_table::define_as_constant): Likewise.
5945 (Symbol_table::do_define_as_constant): Likewise.
5946 * script.h (class Symbol_assignment): Add is_defsym parameter to
5947 constructor; change all callers.
5948 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5949 parameter. Change all callers. Add is_defsym_ field.
5950 (class Parser_closure): Add parsing_defsym parameter to
5951 constructor; change all callers. Add parsing_defsym accessor
5952 function. Add parsing_defsym_ field.
5953
556bd683
ILT		 59542009-12-28 Ian Lance Taylor <iant@google.com>
5955
5956 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 5957 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 5958
1782c879
ILT		 59592009-12-23 Ian Lance Taylor <iant@google.com>
5960
5961 * i386.cc (Target_i386::do_calls_non_split): Recognize
5962 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 5963 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5964 -fsplit-stack prologue when using %r11.
1782c879 5965
329ca2b1
ST		 59662009-12-21 Sriraman Tallam <tmsriram@google.com>
5967
5968 * options.cc (General_options::parse_version): Make -v continue and do
5969 the link like GNU ld does.
5970
d675ff46
RÁE		 59712009-12-17 Rafael Avila de Espindola <espindola@google.com>
5972
5973 * Makefile.am (CCFILES): Add timer.cc.
5974 (HFILES): Add timer.h.
5975 * configure.ac: Check for sysconf and times.
5976 * main.cc: include timer.h.
5977 (main): Use Timer instead of get_run_time.
5978 * timer.cc: New.
5979 * timer.h: New.
5980 * workqueue.cc: include timer.h.
5981 (Workqueue::find_and_run_task):
5982 Report user, sys and wall time.
5983 * Makefile.in: Regenerate.
5984 * config.in: Regenerate.
5985 * configure: Regenerate.
5986
d6344fb5
DK		 59872009-12-16 Doug Kwan <dougkwan@google.com>
5988
5989 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5990 sections.
5991 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5992 relaxed input sections.
5993 * output.cc (Output_section::find_relaxed_input_section): Change
5994 return type to Output_relaxed_input_section pointer. Adjust code
5995 for new type of relaxed_input_section_map_.
5996 * output.h (Output_section::find_relaxed_input_section): Change
5997 return type to Output_relaxed_input_section pointer.
5998 (Output_section::Output_relaxed_input_section_by_input_section_map):
5999 New type.
6000 (Output_section::relaxed_input_section_map_): Change type to
6001 Output_section::Output_relaxed_input_section_by_input_section_map.
6002 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6003 input section.
6004
0e0d5469
ILT		 60052009-12-15 Ian Lance Taylor <iant@google.com>
6006
6007 * layout.cc (Layout::create_shstrtab): Only write out after input
6008 sections if we are compressing debug sections.
6009
0649a889
ILT		 60102009-12-15 Ian Lance Taylor <iant@google.com>
6011
6012 * archive.cc (Archive::add_symbols): Only look up a symbol without
6013 a version if there is, in fact, a version.
6014
2ea97941
ILT		 60152009-12-14 Ian Lance Taylor <iant@google.com>
6016
6017 Revert -Wshadow changes, all changes from:
6018 2009-12-11 Doug Kwan <dougkwan@google.com>
6019 2009-12-11 Nick Clifton <nickc@redhat.com>
6020 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6021
b0eec2cc
DK		 60222009-12-11 Doug Kwan <dougkwan@google.com>
6023
6024 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6025 due to -Wshadow.
6026 * attributes.cc (Object_attribute::size): Ditto.
6027 (Attributes_section_data::size): Ditto.
6028 (Attributes_section_data::Attributes_section_data): Ditto.
6029 (Output_attributes_section_data::do_write): Ditto.
6030 * attributes.h (Object_attribute::set_type): Ditto.
6031 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6032
91d6fa6a
NC		 60332009-12-11 Nick Clifton <nickc@redhat.com>
6034
6035 * archive.cc: Fix shadowed variable warnings.
6036 * arm.cc: Likewise.
6037 * compressed_output.cc: Likewise.
6038 * compressed_output.h: Likewise.
6039 * configure: Likewise.
6040 * dwarf_reader.cc: Likewise.
6041 * dynobj.cc: Likewise.
6042 * dynobj.h: Likewise.
6043 * ehframe.cc: Likewise.
6044 * ehframe.h: Likewise.
6045 * errors.cc: Likewise.
6046 * expression.cc: Likewise.
6047 * fileread.cc: Likewise.
6048 * fileread.h: Likewise.
6049 * freebsd.h: Likewise.
6050 * i386.cc: Likewise.
6051 * icf.cc: Likewise.
6052 * incremental.h: Likewise.
6053 * layout.cc: Likewise.
6054 * layout.h: Likewise.
6055 * mapfile.cc: Likewise.
6056 * merge.cc: Likewise.
6057 * merge.h: Likewise.
6058 * object.cc: Likewise.
6059 * object.h: Likewise.
6060 * options.h: Likewise.
6061 * output.cc: Likewise.
6062 * output.h: Likewise.
6063 * parameters.cc: Likewise.
6064 * plugin.cc: Likewise.
6065 * powerpc.cc: Likewise.
6066 * reduced_debug_output.cc: Likewise.
6067 * reduced_debug_output.h: Likewise.
6068 * reloc.cc: Likewise.
6069 * reloc.h: Likewise.
6070 * resolve.cc: Likewise.
6071 * script-sections.cc: Likewise.
6072 * script.cc: Likewise.
6073 * script.h: Likewise.
6074 * sparc.cc: Likewise.
6075 * symtab.cc: Likewise.
6076 * symtab.h: Likewise.
6077 * target-select.cc: Likewise.
6078 * target-select.h: Likewise.
6079 * token.h: Likewise.
6080 * workqueue.cc: Likewise.
6081 * workqueue.h: Likewise.
6082 * x86_64.cc: Likewise.
6083
a0351a69
DK		 60842009-12-10 Doug Kwan <dougkwan@google.com>
6085
6086 * arm.cc (attributes.h): New include.
6087 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6088 (Arm_relobj::~Arm_relobj): Delete object pointed by
6089 attributes_section_data_.
6090 (Arm_relobj::attributes_section_data): New method definition.
6091 (Arm_relobj::attributes_section_data_): New data member declaration.
6092 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6093 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6094 attributes_section_data_.
6095 (Arm_dynobj::attributes_section_data): New method definition.
6096 (Arm_dynobj::attributes_section_data_): New data member declaration.
6097 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6098 initialization value of may_use_blx_ to false.
6099 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6100 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6101 object attributes to compute results instead of hard-coding.
6102 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6103 Target_arm::get_secondary_compatible_arch,
6104 Target_arm::set_secondary_compatible_arch
6105 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6106 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6107 New method declarations.
6108 (Target_arm::get_aeabi_object_attribute): New method definition.
6109 (Target_arm::attributes_section_data_): New data member declaration.
6110 (read_arm_attributes_section): New template definition.
6111 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6112 (Arm_dynobj::do_read_symbols): Ditto.
6113 (Target_arm::do_finalize_sections): Merge attributes sections from
6114 input. Check for BLX use after attributes section merging.
6115 Fix __exidx_start and __exidx_end visibility. Create an
6116 .ARM.attributes section if necessary.
6117 (Target_arm::get_secondary_compatible_arch,
6118 Target_arm::set_secondary_compatible_arch,
6119 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6120 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6121 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6122 New method definitions.
6123
b59befec
ILT		 61242009-12-09 Ian Lance Taylor <iant@google.com>
6125
6126 * plugin.cc (Plugin::load): Don't cast from void* to a function
6127 pointer.
6128
1276bc89
ILT		 61292009-12-09 Ian Lance Taylor <iant@google.com>
6130
6131 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6132 information fields.
6133
2f2de248
L		 61342009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6135
6136 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6137 Replace two_file_shared_1.so with two_file_shared_2.so.
6138 * testsuite/Makefile.in: Regenerated.
6139
4f787271
DK		 61402009-12-08 Doug Kwan <dougkwan@google.com>
6141
6142 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6143 (HFILES): Add attributes.h and int_encoding.h.
6144 * Makefile.in: Regenerate.
6145 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6146 function definitions to int_encoding.cc
6147 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6148 prototypes to int_encoding.h
6149 * reduced_debug_output.cc (int_encoding.h): New include.
6150 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6151 function definitions to int_encoding.cc
6152 (insert_into_vector, read_from_pointer): Move template definitions to
6153 int_encoding.h
6154 * attributes.cc: New file.
6155 * attributes.h: New file.
6156 * int_encoding.cc: New file.
6157 * int_encoding.h: New file.
6158
20b52f1a
RÁE		 61592009-12-07 Rafael Avila de Espindola <espindola@google.com>
6160
6161 PR gold/11055
6162 * incremental-dump.cc (dump_incremental_inputs): New.
6163 (main): Use dump_incremental_inputs.
6164
53d7974c
L		 61652009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6166
6167 PR gold/10893
6168 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6169 checking elfcpp::STT_FUNC.
6170 (Target_i386::Relocate::relocate): Likewise.
6171 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6172
6173 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6174 symbols from shared libraries into normal FUNC symbols.
6175
6176 * symtab.h (Symbol): Add is_func and use it.
6177
05a352e6
DK		 61782009-12-05 Doug Kwan <dougkwan@google.com>
6179
6180 * arm.cc (Target_arm::arm_info): Initialize new fields
6181 attributes_section and attributes_vendor.
6182 * i386.cc (Target_i386::i386_info): Same.
6183 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6184 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6185 fields attributes_section and attributes_vendor.
53d7974c 6186 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6187 * target.h (Target::attributes_section, Target::attributes_vendor,
6188 Target::is_attributes_section, Target::attribute_arg_type,
6189 Target::attributes_order): New method definitions.
6190 (Target::Target_info::attributes_section,
6191 Target::Target_info::attributes_vendor): New fields.
6192 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6193 virtual method definitions.
6194 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6195 attributes_section and attributes_vendor.
6196 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6197
f4e5969c
DK		 61982009-12-05 Doug Kwan <dougkwan@google.com>
6199
6200 * arm.cc: Update comments about interworking and stub generation.
6201 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6202 considered as non-PIC.
6203 (Arm_relocate_functions::base_abs): Fix formatting.
6204 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6205 of function to use GOT entry address instead of offset.
6206 (Target_arm::Scan::global): Issue an error if a symbol would need a
6207 PLT does not get one because it is untyped. Remove code to create
6208 dynamic symbols for relative branches.
6209 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6210 takes unsigned integer instead of boolean.
6211
1abce4a6
L		 62122009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6213
6214 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6215 (two_file_test_LDADD): Likewise.
6216 (common_test_1_LDADD): Likewise.
6217 (exception_test_LDADD) Likewise.
6218 (weak_test_LDADD): Likewise.
6219 (many_sections_test_LDADD): Likewise.
6220 (initpri1_LDADD): Likewise.
6221 (script_test_1_LDADD): Likewise.
6222 (script_test_2_LDADD): Likewise.
6223 (justsyms_LDADD): Likewise.
6224 (binary_test_LDADD): Likewise.
6225 (large_LDADD): Likewise.
6226 * testsuite/Makefile.in: Regenerated.
6227
adcf2816 62282009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6229
adcf2816
L		 6230 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6231 (Symbol_table::override_with_special): Likewise.
6232 (Symbol_table::add_from_object): Likewise.
6233
28e67f5d
RÁE		 62342009-12-04 Rafael Avila de Espindola <espindola@google.com>
6235
6236 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6237 Don't set the data_offset twice.
6238
ae10a101
RÁE		 62392009-12-04 Rafael Avila de Espindola <espindola@google.com>
6240
6241 * testsuite/Makefile.in: Regenerate.
6242
f59f41f3
DK		 62432009-12-03 Doug Kwan <dougkwan@google.com>
6244
6245 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6246 (Target_arm::do_finalize_sections): Add parameter for symbol table
6247 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6248 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6249 parameter for symbol table pointer.
6250 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6251 an additional parameter for a pointer to symbol table.
6252 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6253 parameter for a symbol table pointer.
6254 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6255 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6256 Ditto.
6257 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6258 parameter for a symbol table pointer.
6259
ca55d848
RÁE		 62602009-12-03 Rafael Avila de Espindola <espindola@google.com>
6261
6262 * incremental.cc (Incremental_inputs_header)
6263 (Incremental_inputs_header_write, Incremental_inputs_entry)
6264 (Incremental_inputs_entry_write): Move ...
6265 * incremental.h (Incremental_inputs_header)
6266 (Incremental_inputs_header_write, Incremental_inputs_entry)
6267 (Incremental_inputs_entry_write): here.
6268
3aec4f9c
RÁE		 62692009-12-02 Rafael Avila de Espindola <espindola@google.com>
6270
6271 * incremental.cc (make_sized_incremental_binary): Set the target.
6272 Error if it is incompatible.
6273 * output.h (Output_file): Add filename method.
6274
9c0ae74d
RÁE		 62752009-12-02 Rafael Avila de Espindola <espindola@google.com>
6276
6277 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6278 from the get_* methods.
6279
a45500ae
RÁE		 62802009-12-02 Rafael Avila de Espindola <espindola@google.com>
6281
6282 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6283 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6284 Write 0 for the data_offset of scripts.
6285
325e6408
RÁE		 62862009-12-02 Rafael Avila de Espindola <espindola@google.com>
6287
6288 * testsuite/Makefile.am: Add the incremental_test.sh test.
6289 * testsuite/incremental_test.sh: New.
6290 * testsuite/incremental_test_1.c: New.
6291 * testsuite/incremental_test_2.c: New.
6292
954c3e2e
RÁE		 62932009-12-01 Rafael Avila de Espindola <espindola@google.com>
6294
6295 * incremental-dump.cc (main): Fix typos.
6296
f8086623
RÁE		 62972009-11-27 Rafael Avila de Espindola <espindola@google.com>
6298
6299 PR gold/11025
6300 * incremental-dump.cc (main): Use llu to print 64 bit values.
6301
3b0dd6ac
L		 63022009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6303 H.J. Lu <hongjiu.lu@intel.com>
6304
6305 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6306 $(LIBDL).
6307 (incremental_dump_LDADD): Likewise.
6308 * Makefile.in: Regenerated.
6309
a6d1ef57 63102009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6311
a6d1ef57
DK		 6312 Revert:
6313
6314 2009-11-25 Doug Kwan <dougkwan@google.com>
6315
6316 * arm.cc (Target_arm::Target_arm): Move method definition
6317 outside of class definition. Add code to handle
6318 --target1-rel, --target1-abs and --target2= options.
6319 (Target_arm::get_reloc_reloc_type): Change method to be
6320 non-static and const.
6321 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6322 New data member declaration.
6323 (Target_arm::Scan::local, Target_arm::Scan::global,
6324 Target_arm::Relocate::relocate,
6325 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6326 Adjust call to Target_arm::get_real_reloc_type.
6327 (Target_arm::get_real_reloc_type): Use command line options
6328 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6329 * options.h (--target1-rel, --target1-abs, --target2): New
6330 ARM-only options.
6331
50aeb7d4
DK		 63322009-11-25 Doug Kwan <dougkwan@google.com>
6333
6334 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6335 class definition. Add code to handle --target1-rel, --target1-abs
6336 and --target2= options.
6337 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6338 and const.
6339 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6340 member declaration.
6341 (Target_arm::Scan::local, Target_arm::Scan::global,
6342 Target_arm::Relocate::relocate,
6343 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6344 call to Target_arm::get_real_reloc_type.
6345 (Target_arm::get_real_reloc_type): Use command line options to
6346 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6347 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6348 options.
6349
51938283
DK		 63502009-11-25 Doug Kwan <dougkwan@google.com>
6351
6352 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6353 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6354 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6355 formatting.
6356 (Arm_relocate_functions::thm_call): Replace body with a call to
6357 Arm_relocate_functions::thumb_branch_common.
6358 (Arm_relocate_functions::thm_jump24,
6359 Arm_relocate_functions::thm_xpc22): New method definitions.
6360 (Arm_relocate_functions::thumb_branch_common): New method definition.
6361 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6362 operator.
6363 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6364 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6365
e2b8f3c4
RÁE		 63662009-11-24 Rafael Avila de Espindola <espindola@google.com>
6367
6368 * Makefile.am: Build incremental-dump
6369 * Makefile.in: Regenerate.
6370 * incremental-dump.cc: New.
6371 * incremental.cc (Incremental_inputs_header_data,
6372 Incremental_inputs_entry_data): Move to incremental.h
6373 * incremental.h: (Incremental_inputs_header_data,
6374 Incremental_inputs_entry_data): Move from incremental.cc
6375
bcba9aec
RÁE		 63762009-11-24 Rafael Avila de Espindola <espindola@google.com>
6377
6378 * incremental.cc (Incremental_inputs_header,
6379 Incremental_inputs_header_write, Incremental_inputs_entry,
6380 Incremental_inputs_entry_write): Add a typedef with the data type.
6381
7c3afe08
RÁE		 63822009-11-24 Rafael Avila de Espindola <espindola@google.com>
6383
6384 * incremental.cc (Incremental_inputs_header,
6385 Incremental_inputs_header_write, Incremental_inputs_entry,
6386 Incremental_inputs_entry_write): Update comment about which
6387 type has the filed descriptions.
6388
d204b6e9
DK		 63892009-11-15 Doug Kwan <dougkwan@google.com>
6390
6391 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6392 (Arm_relocate_functions::arm_branch_common): Change method defintion
6393 in class definition to a method declaration and update list of formal
6394 parameters.
6395 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6396 Arm_relocation_functions::jump24): Adjust call to
6397 Arm_relocate_functions::arm_branch_common. Update list of formal
6398 parameters.
6399 (Arm_relocate_functions::xpc25): New method definition.
6400 (Arm_relocate_functions::arm_branch_common): Move method defintion
6401 out from class definition. Use stubs for mode-switching and extending
6402 branch ranges.
6403 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6404 specially. Change code to enable use of stubs in ARM branches.
6405
43d12afe
DK		 64062009-11-10 Doug Kwan <dougkwan@google.com>
6407
6408 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6409 in method declaration.
6410 (Target_arm::relocate_stub): New method declaration.
6411 (Target_arm::default_target): Change to return a pointer instead of
6412 a const reference.
6413 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6414 Target_arm::default_target.
6415 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6416 method definition.
6417 (Target_arm::relocate_section): Adjust view.
6418 (Target_arm::relocate_stub): New method definition.
6419
ac33a407
DK		 64202009-11-10 Doug Kwan <dougkwan@google.com>
6421
6422 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6423 a format warning.
6424 * incremental.cc (open_incremental_binary): Initialized local
6425 variables to avoid warnings.
6426 * object.cc (make_elf_object): Ditto.
6427 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6428 a format warning.
e1df38aa 6429
88ee28e9
L		 6430009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6431
6432 PR gold/10930
6433 * testsuite/plugin_test.c: Include "config.h".
6434
2daedcd6
DK		 64352009-11-09 Doug Kwan <dougkwan@google.com>
6436
6437 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6438 (arm_symbol_value): Remove.
6439 (Arm_relocate_functions::arm_branch_common,
6440 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6441 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6442 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6443 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6444 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6445 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6446 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6447 Arm_relocate_functions::thm_mobw_abs_nc,
6448 Arm_relocate_functions::thm_mov_abs,
6449 Arm_relocate_functions::movw_prel_nc,
6450 Arm_relocate_functions::thm_movt_abs,
6451 Arm_relocate_functions::movt_prel,
6452 Arm_relocate_functions::thm_movw_prel_nc,
6453 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6454 (Target_arm::Relocate::relocate): Only decompose address into two
6455 parts if relocation type uses the thumb-bit and pass the actual
6456 bit instead of a flag indicating that the thumb-bit is used. Adjust
6457 calls to methods in Arm_relocate_functions for this change.
6458
1276bc89 64592009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6460
6461 PR 10925
6462 * reloc.cc: Instantiate
6463 Sized_relobj::initialize_input_to_output_maps and
6464 Sized_relobj:free_input_to_output_maps.
6465
e53ad1b5
ILT		 64662009-11-06 Ian Lance Taylor <iant@google.com>
6467
6468 PR 10876
6469 * defstd.cc (in_segment): Set only_if_ref true for "end".
6470
eb44217c
DK		 64712009-11-06 Doug Kwan <dougkwan@google.com>
6472
6473 * arm.cc (class Reloc_stub): Correct a comment.
6474 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6475 (Target_arm::scan_section_for_stubs): New method declaration.
6476 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6477 Change methods from private to protected.
6478 (Target_arm::do_may_relax): New method definition.
6479 (Target_arm::do_relax, Target_arm::group_sections,
6480 Target_arm::scan_reloc_for_stub,
6481 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6482 (Target_arm::arm_input_section_map_): New data member declaration.
6483 (Target_arm::scan_reloc_for_stub,
6484 Target_arm::scan_reloc_section_for_stubs,
6485 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6486 Target_arm::do_relax): New method definitions.
6487
5d329b7d
ILT		 64882009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6489
6490 * configure.ac: Check for (struct stat)::st_mtim
6491 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6492 * config.in: Regenerate.
6493 * configure: Regenerate.
6494
96a0d71b
ILT		 64952009-11-05 Ian Lance Taylor <iant@google.com>
6496
6497 PR 10910
6498 * output.cc (Output_segment::add_output_section): Add missing
6499 return statement.
6500
594c8e5e
ILT		 65012009-11-04 Ian Lance Taylor <iant@google.com>
6502
6503 PR 10880
6504 * object.h (class Object): Add is_needed and set_is_needed
6505 methods. Add is_needed_ field. Make bool fields into bitfields.
6506 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6507 defined in a dynamic object and referenced by a regular object,
6508 set is_needed for the dynamic object.
6509 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6510 if the file is marked with as_needed and it is not needed.
6511
22b127cc
ILT		 65122009-11-04 Ian Lance Taylor <iant@google.com>
6513
6514 PR 10887
6515 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6516 tags if data is discarded by linker script.
6517 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6518 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6519 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6520 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6521
f5c870d2
ILT		 65222009-11-04 Ian Lance Taylor <iant@google.com>
6523
6524 * layout.cc (Layout::get_output_section): Add is_interp and
6525 is_dynamic_linker_section parameters. Change all callers.
6526 (Layout::choose_output_section): Likewise.
6527 (Layout::make_output_section): Likewise.
6528 (Layout::add_output_section_data): Add is_dynamic_linker_section
6529 parameter. Change all callers.
6530 * layout.h (class Layout): Update declarations.
6531 * output.h (class Output_section): Add is_interp, set_is_interp,
6532 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6533 Add is_interp_, is_dynamic_linker_section_ fields. Change
6534 generate_code_fills_at_write_ to a bitfield.
6535 * output.cc (Output_section::Output_sections): Initialize new
6536 fields.
6537 (Output_segment::add_output_section): Add do_sort parameter.
6538 Change all callers.
6539
1ae4d23b
ILT		 65402009-11-03 Ian Lance Taylor <iant@google.com>
6541
6542 PR 10860
6543 * options.h (class General_options): Add --warn-common.
6544 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6545 merging two common symbols.
6546 (Symbol_table::should_override): Handle --warn-common when merging
6547 a common symbol with a defined symbol. Use report_resolve_problem
6548 for multiple definitions.
6549 (Symbol_table::report_resolve_problem): New function.
6550 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6551
55da9579
DK		 65522009-11-03 Doug Kwan <dougkwan@google.com>
6553
6554 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6555 stub_factory_.
6556 (Target_arm::stub_factory): New method definition.
6557 (Target_arm::new_arm_input_section,
6558 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6559 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6560 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6561 New type definitions.
6562 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6563 member declarations.
6564 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6565 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6566 New method definitions.
6567
37a9ac43
ILT		 65682009-11-03 Ian Lance Taylor <iant@google.com>
6569
6570 * options.h (class General_options): Add --warn_constructors.
6571
b3d6a3d4
ILT		 65722009-11-03 Ian Lance Taylor <iant@google.com>
6573
6574 PR 10893
6575 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6576 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6577
934b01dd
ILT		 65782009-11-03 Ian Lance Taylor <iant@google.com>
6579
6580 PR 10895
6581 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6582 --msgid-bugs-address.
6583 (install-pdf): New target.
6584 (install-data_yes): Look up one directory to find mkinstalldirs.
6585
03c1939b
L		 65862009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6587
6588 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6589 tree.
6590
ebd95253
DK		 65912009-10-30 Doug Kwan <dougkwan@google.com>
6592
6593 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6594
e9bbb538
DK		 65952009-10-30 Doug Kwan <dougkwan@google.com>
6596
6597 * arm.cc (Stub_addend_reader): New struct template definition
6598 and partial specializations.
6599 (Stub_addend_reader::operator()): New method definition for a
6600 partially specialized template.
6601
d5b40221
DK		 66022009-10-30 Doug Kwan <dougkwan@google.com>
6603
6604 * arm.cc (Arm_relobj::processor_specific_flags): New method
6605 definition.
6606 (Arm_relobj::do_read_symbols): New method declaration.
6607 (Arm_relobj::processor_specific_flags_): New data member declaration.
6608 (Arm_dynobj): New class definition.
6609 (Target_arm::do_finalize_sections): Add input_objects parameter.
6610 (Target_arm::do_adjust_elf_header): New method declaration.
6611 (Target_arm::are_eabi_versions_compatible,
6612 (Target_arm::merge_processor_specific_flags): New method declaration.
6613 (Target_arm::do_make_elf_object): New overloaded method definitions
6614 and declaration.
6615 (Arm_relobj::do_read_symbols): New method definition.
6616 (Arm_dynobj::do_read_symbols): Ditto.
6617 (Target_arm::do_finalize_sections): Add input_objects parameters.
6618 Merge processor-specific flags from all input objects.
6619 (Target_arm::are_eabi_versions_compatible,
6620 Target_arm::merge_processor_specific_flags,
6621 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6622 New method definitions.
6623 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6624 Input_objects pointer type parameter.
6625 * layout.cc (Layout::finalize): Pass input objects to target's.
6626 finalize_sections function.
6627 * output.cc (Output_file_header::do_sized_write): Set ELF file
6628 header's processor-specific flags.
6629 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6630 Input_objects pointer type parameter.
6631 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6632 * target.h (Input_objects): New forward class declaration.
6633 (Target::processor_specific_flags,
6634 Target::are_processor_specific_flags_sect): New method definitions.
6635 (Target::finalize_sections): Add input_objects parameter.
6636 (Target::Target): Initialize processor_specific_flags_ and
6637 are_processor_specific_flags_set_.
6638 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6639 parameter.
6640 (Target::set_processor_specific_flags): New method definition.
6641 (Target::processor_specific_flags_,
6642 Target::are_processor_specific_flags_set_): New data member
6643 declarations.
6644 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6645 Input_objects pointer type parameter.
6646
ebabffbd
DK		 66472009-10-30 Doug Kwan <dougkwan@google.com>
6648
6649 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6650
ad0f2072
ILT		 66512009-10-28 Ian Lance Taylor <iant@google.com>
6652
6653 * object.h (class Relobj): Drop options parameter from
6654 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6655 do_scan_relocs, do_relocate. Change all callers.
6656 (class Sized_relobj): Drop options parameters from
6657 do_gc_process_relocs, do_scan_relocs, do_relocate,
6658 do_relocate_sections, relocate_sections, emit_relocs_scan,
6659 emit_relocs_scan_reltype. Change all callers.
6660 (struct Relocate_info): Remove options field and all references to
6661 it.
6662 * reloc.h (class Read_relocs): Remove options constructor
6663 parameter and options_ field. Change all callers.
6664 (class Gc_process_relocs, class Scan_relocs): Likewise.
6665 (class Relocate_task): Likewise.
6666 * target-reloc.h (scan_relocs): Remove options parameter. Change
6667 all callers.
6668 (scan_relocatable_relocs): Likewise.
6669 * target.h (class Sized_target): Remove options parameter from
6670 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6671 all callers.
6672 * gc.h (gc_process_relocs): Remove options parameter. Change all
6673 callers.
6674 * arm.cc: Update functions to remove options parameters.
6675 * i386.cc: Likewise.
6676 * powerpc.cc: Likewise.
6677 * sparc.cc: Likewise.
6678 * x86_64.cc: Likewise.
6679 * testsuite/testfile.cc: Likewise.
6680
8ffa3667
DK		 66812009-10-28 Doug Kwan <dougkwan@google.com>
6682
6683 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6684 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6685 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6686 New method definitions.
6687
40f36857
CC		 66882009-10-28 Cary Coutant <ccoutant@google.com>
6689
6690 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6691 (Plugin::cleanup_done_): New member.
6692 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6693 (Plugin_manager::cleanup_done_): Remove.
6694 (Plugin_manager::add_input_file): Edit error message.
6695 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6696 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6697
2c849493
ILT		 66982009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6699
6700 * fileread.cc: (File_read::View::~View): Use the new
6701 data_ownership_ filed.
6702 (File_read::~File_read): Dispose the new whole_file_view_.
6703 (File_read::open): Mmap the whole file if needed.
6704 (File_read::open): Use whole_file_view_ instead of contents_.
6705 (File_read::find_view): Use whole_file_view_ if applicable.
6706 (File_read::do_read): Use whole_file_view_ instead of contents_.
6707 (File_read::make_view): Use whole_file_view_ instead of contents_,
6708 update File_read::View::View call.
6709 (File_read::find_or_make_view): Update File_read::View::View
6710 call.
6711 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6712 remove contents_
6713 (File_read::View::Data_ownership): New enum.
6714 (File_read::View::View): Replace bool mapped_ with Data_ownership
6715 argument.
6716 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6717 (File_read::View::data_ownership_): New field.
6718 (File_read::contents_): Remove (replaced by whole_file_view_).
6719 (File_read::whole_file_view_): New field.
6720 * options.h (class General_options): Add --keep-files-mapped.
6721
24998053
CC		 67222009-10-27 Cary Coutant <ccoutant@google.com>
6723
6724 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6725 * testsuite/Makefile.am (plugin_test_5): New test case.
6726 * testsuite/Makefile.in: Regenerate.
6727
72adc4fa
DK		 67282009-10-25 Doug Kwan <dougkwan@google.com>
6729
6730 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6731 from private to protected to allow access by child class.
6732 (Sized_relobj::do_relocate_sections): New method declaration.
6733 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6734 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6735 Sized_relobj::relocate_sections. Instantiate template explicitly
6736 for different target sizes and endianity.
6737
07f508a2
DK		 67382009-10-24 Doug Kwan <dougkwan@google.com>
6739
6740 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6741 (Arm_input_section::as_arm_input_section): New method.
6742 (Arm_output_section): New class definition.
6743 (Arm_output_section::create_stub_group,
6744 Arm_output_section::group_sections): New method definitions.
6745
10ad9fe5
DK		 67462009-10-22 Doug Kwan <dougkwan@google.com>
6747
6748 * arm.cc (Arm_input_section): New class definition.
6749 (Arm_input_section::init, Arm_input_section:do_write,
6750 Arm_input_section::set_final_data_size,
6751 Arm_input_section::do_reset_address_and_file_offset): New method
6752 definitions.
6753
56ee5e00
DK		 67542009-10-21 Doug Kwan <dougkwan@google.com>
6755
6756 * arm.cc (Stub_table, Arm_input_section): New forward class
6757 declarations.
6758 (Stub_table): New class defintion.
6759 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6760 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6761 New method definition.
6762
b569affa
DK		 67632009-10-21 Doug Kwan <dougkwan@google.com>
6764
6765 * arm.cc: Update copyright comments.
6766 (Target_arm): New forward class template declaration.
6767 (Arm_address): New type.
6768 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6769 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6770 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6771 constants.
6772 (Insn_template): Same.
6773 (DEF_STUBS): New macro.
6774 (Stub_type): New enum type.
6775 (Stub_template): New class definition.
6776 (Stub): Same.
6777 (Reloc_stub): Same.
6778 (Stub_factory): Same.
6779 (Target_arm::Target_arm): Initialize may_use_blx_ and
6780 should_force_pic_veneer_.
6781 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6782 Target_arm::should_force_pic_veneer,
6783 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6784 Target_arm::using_thumb_only, Target_arm:;default_target): New
6785 method defintions.
6786 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6787 New data member declarations.
6788 (Insn_template::size, Insn_template::alignment): New method defintions.
6789 (Stub_template::Stub_template): New method definition.
6790 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6791 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6792 (Stub_factory::Stub_factory): New method definition.
6793 * gold.h (string_hash): New template.
6794 * output.h (Input_section_specifier::hash_value): Use
6795 gold::string_hash.
6796 (Input_section_specifier::string_hash): Remove.
6797 * stringpool.cc (Stringpool_template::string_hash): Use
6798 gold::string_hash.
6799
6c172549
DK		 68002009-10-20 Doug Kwan <dougkwan@google.com>
6801
6802 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6803 symbols of relaxed input sections.
6804 * output.h (Output_section::find_relaxed_input_section): Make
6805 method public.
6806
c5617f2f
DK		 68072009-10-16 Doug Kwan <dougkwan@google.com>
6808
6809 * dynobj.cc (Versions::Versions): Initialize version_script_.
6810 Only insert base version symbol definition for a shared object
6811 if version script defines any version versions.
6812 (Versions::define_base_version): New method definition.
6813 (Versions::add_def): Check that base version is not needed.
6814 (Versions::add_need): Define base version lazily.
6815 * dynobj.h (Versions::define_base_version): New method declaration.
6816 (Versions::needs_base_version_): New data member declaration.
6817 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6818 (check_DATA): Add no_version_test.stdout.
6819 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6820 New make rules.
6821 * testsuite/Makefile.in: Regenerate.
6822 * testsuite/no_version_test.c: New file.
6823 * testsuite/no_version_test.sh: Ditto.
6824
3c12dcdb
DK		 68252009-10-16 Doug Kwan <dougkwan@google.com>
6826
6827 * expression.cc (class Segment_start_expression): New class definition.
6828 (Segment_start_expression::value): New method definition.
6829 (script_exp_function_segment_start): Return a new
6830 Segment_start_expression.
6831 * gold/script-c.h (script_saw_segment_start_expression): New function
6832 prototype.
6833 * script-sections.cc (Script_sections::Script_sections): Initialize
6834 SAW_SEGMENT_START_EXPRESSION_ to false.
6835 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6836 and -Tbbs options to specify section addresses if given in
6837 command line and no SEGMENT_START expression is seen in a script.
6838 * script-sections.h (Script_sections::saw_segment_start_expression,
6839 Script_sections::set_saw_segment_start_expression): New method
6840 definition.
6841 (Script_sections::saw_segment_start_expression_): New data member
6842 declaration.
6843 * script.cc (script_saw_segment_start_expression): New function.
6844 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6845 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6846 script_test_7.sh and script_test_8.sh.
6847 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6848 script_test_8.stdout.
6849 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6850 (script_test_6, script_test_6.stdout, script_test_7,
6851 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6852 * Makefile.in: Regenerate.
6853 * testsuite/script_test_6.sh: New file.
6854 * testsuite/script_test_6.t: Same.
6855 * testsuite/script_test_7.sh: Same.
6856 * testsuite/script_test_7.t: Same.
6857 * testsuite/script_test_8.sh: Same.
6858
64b1ae37
DK		 68592009-10-16 Doug Kwan <dougkwan@google.com>
6860
6861 * output.cc (Output_segment::set_section_list_address): Cast
6862 expressions to unsigned long long type to avoid format warnings.
6863
661be1e2
ILT		 68642009-10-15 Ian Lance Taylor <iant@google.com>
6865
12edd763 6866 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 6867 dot assignment to script_sections_.
12edd763
ILT		 6868 * script-sections.cc (Script_sections::add_dot_assignment):
6869 Initialize if necessary.
6870
68b6574b
ILT		 6871 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6872 program headers with no load segment if there is a linker script.
6873
661be1e2
ILT		 6874 * layout.cc (Layout::set_segment_offsets): Align the file offset
6875 to the segment aligment for -N or -n with no load segment.
6876 * output.cc (Output_segment::add_output_section): Don't crash if
6877 the first section is a TLS section.
6878 (Output_segment::set_section_list_addresses): Print an error
6879 message if the address moves backward in a linker script.
6880 * script-sections.cc
6881 (Output_section_element_input::set_section_addresses): Don't
6882 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6883 (Orphan_output_section::set_section_addresses): Likewise.
6884
f15f61a7
DK		 68852009-10-15 Doug Kwan <dougkwan@google.com>
6886
6887 * layout.cc (Layout::finish_dynamic_section): Generate tags
6888 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6889 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6890 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6891
82bb573a
ILT		 68922009-10-14 Ian Lance Taylor <iant@google.com>
6893
6894 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6895 fields.
6896 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6897 data_shdr fields of relinfo.
6898 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6899 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6900 R_386_TLS_LDO_32, adjust based on section flags.
6901 (Target_i386::Relocate::fix_up_ldo): Remove.
6902
374ad285
ILT		 69032009-10-13 Ian Lance Taylor <iant@google.com>
6904
6905 Add support for -pie.
6906 * options.h (class General_options): Add -pie and
6907 --pic-executable.
6908 (General_options::output_is_position_independent): Test -pie.
6909 (General_options::output_is_executable): Return true if not shared
6910 and not relocatable.
6911 (General_options::output_is_pie): Remove.
6912 * options.cc (General_options::finalize): Reject incompatible uses
6913 of -pie.
6914 * gold.cc (queue_middle_tasks): A -pie link is not static.
6915 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6916 * symtab.cc (Symbol::final_value_is_known): Return false if
6917 output_is_position_independent.
6918 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6919 output_is_position_independent.
6920 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6921 output_is_position_independent.
6922 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6923 output_is_position_independent.
6924 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6925 two_file_pie_test.
6926 (basic_pie_test.o, basic_pie_test): New targets.
6927 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6928 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6929 (two_file_pie_test): New target.
6930 * testsuite/Makefile.in: Rebuild.
6931 * README: Remove note saying that -pie is not supported.
6932
c6585162
ILT		 69332009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6934
6935 * options.h (class General_options): Add -init and -fini.
6936 * layout.cc (Layout::finish_dynamic_section): Emit
6937 given init and fini functions.
6938
032ce4e9
ST		 69392009-10-13 Sriraman Tallam <tmsriram@google.com>
6940
6941 * gc.h (gc_process_relocs): Check if icf is enabled using new
6942 function.
6943 * gold.cc (queue_initial_tasks): Likewise.
6944 (queue_middle_tasks): Likewise.
6945 * object.cc (do_layout): Likewise.
6946 * symtab.cc (is_section_folded): Likewise.
6947 * main.cc (main): Likewise.
6948 * reloc.cc (Read_relocs::run): Likewise.
6949 (Sized_relobj::do_scan_relocs): Likewise.
6950 * icf.cc (is_function_ctor_or_dtor): New function.
6951 (Icf::find_identical_sections): Check if function is ctor or dtor when
6952 safe icf is chosen.
6953 * options.h (General_options::icf): Change option to be an enum.
6954 (Icf_status): New enum.
6955 (icf_enabled): New method.
6956 (icf_safe_folding): New method.
6957 (set_icf_status): New method.
6958 (icf_status_): New variable.
6959 * (options.cc) (General_options::finalize): Set icf_status_.
6960 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6961 icf_test and icf_keep_unique_test to use the --icf enum flag.
6962 * testsuite/icf_safe_test.sh: New file.
e1df38aa 6963 * testsuite/icf_safe_test.cc: New file.
032ce4e9 6964
f345227a
ST		 69652009-10-12 Sriraman Tallam <tmsriram@google.com>
6966
6967 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6968 includes to gc.h and icf.h.
6969 * arm.cc: Include gc.h.
6970 * gold.cc: Likewise.
6971 * i386.cc: Likewise.
6972 * powerpc.cc: Likewise.
6973 * sparc.cc: Likewise.
6974 * x86_64.cc: Likewise.
6975 * gc.h: Include icf.h.
6976
1c7814ed
ILT		 69772009-10-11 Ian Lance Taylor <iant@google.com>
6978
6979 * plugin.cc: Include "gold.h" before other header files.
6980
ae3b5189
CD		 69812009-10-10 Chris Demetriou <cgd@google.com>
6982
6983 * options.h (Input_file_argument::Input_file_type): New enum.
6984 (Input_file_argument::is_lib_): Replace with...
6985 (Input_file_argument::type_): New member.
6986 (Input_file_argument::Input_file_argument): Take Input_file_type
6987 'type' rather than boolean 'is_lib' as second argument.
6988 (Input_file_argument::is_lib): Use type_.
6989 (Input_file_argument::is_searched_file): New function.
6990 (Input_file_argument::may_need_search): Handle is_searched_file.
6991 * options.cc (General_options::parse_library): Support -l:filename.
6992 (General_options::parse_just_symbols): Update for Input_file_argument
6993 changes.
6994 (Command_line::process): Likewise.
6995 * archive.cc (Archive::get_file_and_offset): Likewise.
6996 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6997 * script.cc (read_script_file, script_add_file): Likewise.
6998 * fileread.cc (Input_file::Input_file): Likewise.
6999 (Input_file::will_search_for): Handle is_searched_file.
7000 (Input_file::open): Likewise.
7001 * readsyms.cc (Read_symbols::get_name): Likewise.
7002 * testsuite/Makefile.am (searched_file_test): New test.
7003 * testsuite/Makefile.in: Regenerate.
7004 * testsuite/searched_file_test.cc: New file.
7005 * testsuite/searched_file_test_lib.cc: New file.
7006
f3048a1d
ILT		 70072009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7008 Ian Lance Taylor <iant@google.com>
7009
7010 * descriptor.cc: Include <cstdio> and "binary-io.h".
7011 (Descriptors::open): Open the files in binary mode always.
7012 * script.cc (Lex::get_token): Treat \r as whitespace.
7013
d4780e57
ILT		 70142009-10-09 Ian Lance Taylor <iant@google.com>
7015
7016 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7017
d9a893b8
ILT		 70182009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7019 Ian Lance Taylor <iant@google.com>
7020
7021 * configure.ac: Check for readv function also.
7022 * fileread.cc (readv): Define if not HAVE_READV.
7023 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7024 does not exist.
7025 * config.in: Regenerate.
7026 * configure: Regenerate.
7027
c0a62865
DK		 70282009-10-09 Doug Kwan <dougkwan@google.com>
7029
7030 * layout.cc (Layout::make_output_section): Call target hook to make
7031 ordinary output section.
7032 (Layout::finalize): Adjust parameter list of call the
7033 Target::may_relax().
7034 * layout.h (class Layout::section_list): New method.
7035 * merge.h (Output_merge_base::entsize): Change visibility to public.
7036 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7037 New methods.
7038 (Output_merge_string::do_is_string): New method.
7039 * object.cc (Sized_relobj::do_setup): renamed from
7040 Sized_relobj::set_up.
7041 * object.h (Sized_relobj::adjust_shndx,
7042 Sized_relobj::initializ_input_to_output_maps,
7043 Sized_relobj::free_input_to_output_maps): Change visibilities to
7044 protected.
7045 (Sized_relobj::setup): Virtualize.
7046 (Sized_relobj::do_setup): New method declaration.
7047 (Sized_relobj::invalidate_section_offset,
7048 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7049 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7050 * options.cc (parse_int): New function.
7051 * options.h (parse_int): New declaration.
7052 (DEFINE_int): New macro.
7053 (stub_group_size): New option.
7054 * output.cc (Output_section::Output_section): Initialize memebers
7055 merge_section_map_, merge_section_by_properties_map_,
7056 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7057 (Output_section::add_input_section): Handled deferred code-fill
7058 generation and remove an old comment.
7059 (Output_section::add_relaxed_input_section): New method definition.
7060 (Output_section::add_merge_input_section): Use merge section by
7061 properties map to speed to search. Update merge section maps
7062 as appropriate.
7063 (Output_section::build_relaxation_map): New method definition.
7064 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7065 Same.
7066 (Output_section::relax_input_section): Renamed to
7067 Output_section::convert_input_sections_to_relaxed_sections and change
7068 interface to take a vector of pointers to relaxed sections.
7069 (Output_section::find_merge_section,
7070 Output_section::find_relaxed_input_section): New method definitions.
7071 (Output_section::is_input_address_mapped,
7072 Output_section::output_offset, Output_section::output_address):
7073 Use output section data maps to speed up searching.
7074 (Output_section::find_starting_output_address): Add comments.
7075 (Output_section::do_write,
7076 Output_section::write_to_postprocessing_buffer): Do code-fill
7077 generation as appropriate.
7078 (Output_section::get_input_sections): Invalidate relaxed input section
7079 map.
7080 (Output_section::restore_states): Adjust type of checkpoint .
7081 Invalidate relaxed input section map.
7082 * output.h (Output_merge_base): New class declaration.
7083 (Input_section_specifier): New class defintion.
7084 (class Output_relaxed_input_section) Change base class to
7085 Output_section_data_build.
7086 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7087 base class initializer.
7088 (Output_section::add_relaxed_input_section): New method declaration.
7089 (Output_section::Input_section): Change visibility to protected.
7090 (Output_section::Input_section::relobj,
7091 Output_section::Input_section::shndx): Handle relaxed input sections.
7092 Output_section::input_sections) Change visibility to protected. Also
7093 define overload to return a non-const pointer.
7094 (Output_section::Merge_section_properties): New class defintion.
7095 (Output_section::Merge_section_by_properties_map,
7096 Output_section::Output_section_data_by_input_section_map,
7097 Output_section::Relaxation_map): New types.
7098 (Output_section::relax_input_section): Rename method to
7099 Output_section::convert_input_sections_to_relaxed_sections and change
7100 interface to take a vector of relaxed section pointers.
7101 (Output_section::find_merge_section,
7102 Output_section::find_relaxed_input_section,
7103 Output_section::build_relaxation_map,
7104 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7105 New method declarations.
7106 (Output_section::merge_section_map_
7107 Output_section::merge_section_by_properties_map_,
7108 Output_section::relaxed_input_section_map_,
7109 Output_section::is_relaxed_input_section_map_valid_,
7110 Output_section::generate_code_fills_at_write_): New data members.
7111 * script-sections.cc
7112 (Output_section_element_input::set_section_addresses): Call
7113 current_data_size and addralign methods of relaxed input sections.
7114 (Orphan_output_section::set_section_addresses): Call current_data_size
7115 and addralign methods of relaxed input sections.
7116 * symtab.cc (Symbol_table::compute_final_value): Extract template
7117 from the body of Symbol_table::sized_finalize_symbol.
7118 (Symbol_table::sized_finalized_symbol): Call
7119 Symbol_table::compute_final_value.
7120 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7121 (Symbol_table::compute_final_value): New templated method declaration.
7122 * target.cc (Target::do_make_output_section): New method defintion.
7123 * target.h (Target::make_output_section): New method declaration.
7124 (Target::relax): Add more parameters for input objects, symbol table
7125 and layout. Adjust call to do_relax.
7126 (Target::do_make_output_section): New method declaration.
7127 (Target::do_relax): Add parameters for input objects, symbol table
7128 and layout.
7129
d446d6c4
ILT		 71302009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7131
7132 * pread.c: Include stdio.h.
7133
bc06c745
ILT		 71342009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7135
7136 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7137 defined.
7138
75aea3d0
ILT		 71392009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7140
7141 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7142 Change read_shndx type to unsigned int.
7143 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7144 int.
7145 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7146 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7147 Change read_shndx type to unsigned int.
7148 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7149 int.
7150 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7151 * layout.cc (Layout::create_symtab_sections): Cast the result of
7152 local_symcount * symsize to off_t in the gold_assert.
7153
be8fcb75
ILT		 71542009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7155
7156 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7157 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7158 R_ARM_BASE_ABS.
7159 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7160 (Arm_relocate_functions::thm_abs5): New function.
7161 (Arm_relocate_functions::abs12): New function.
7162 (Arm_relocate_functions::abs16): New function.
7163 (Arm_relocate_functions::base_abs): New function.
7164 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7165 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7166 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7167 R_ARM_BASE_ABS.
7168 (Scan::global): Likewise.
7169 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7170 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7171 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7172 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7173 R_ARM_BASE_ABS.
7174
c2a122b6
ILT		 71752009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7176
7177 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7178 (Arm_relocate_functions::movt_prel): New function.
7179 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7180 (Arm_relocate_functions::thm_movt_prel): New function.
7181 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7182 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7183 (Scan::global, Relocate::relocate): Likewise.
7184 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7185
c4aa1e2d
ILT		 71862009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7187
7188 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7189 Incremental_checker.
7190 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7191 unsigned int.
7192 (class Incremental_inputs_header): New class.
7193 (Incremental_inputs_header_writer): Edit comment.
7194 (Incremental_inputs_entry): New class.
7195 (Incremental_inputs_entry_writer): Edit comment.
7196 (Sized_incremental_binary::do_find_incremental_inputs_section):
7197 Add *strtab_shndx parameter, fill it.
7198 (Sized_incremental_binary::do_check_inputs): New method.
7199 (Incremental_checker::can_incrementally_link_output_file): Use
7200 Sized_incremental_binary::check_inputs.
7201 (Incremental_inputs::report_command_line): Save command line in
7202 command_line_.
7203 * incremental.h:
7204 (Incremental_binary::find_incremental_inputs_section): New
7205 method.
7206 (Incremental_binary::do_find_incremental_inputs_section): Add
7207 strtab_shndx parameter.
7208 (Incremental_binary::do_check_inputs): New pure virtual method.
7209 (Sized_incremental_binary::do_check_inputs): Declare.
7210 (Incremental_checker::Incremental_checker): Add incremental_inputs
7211 parameter, use it to initialize incremental_inputs_.
7212 (Incremental_checker::incremental_inputs_): New field.
7213 (Incremental_checker::command_line): New method.
7214 (Incremental_checker::inputs): New method.
7215 (Incremental_checker::command_line_): New field.
7216
c549a694
ILT		 72172009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7218
7219 * incremental.cc: Include <cstdarg> and "target-select.h".
7220 (vexplain_no_incremental): New function.
7221 (explain_no_incremental): New function.
7222 (Incremental_binary::error): New method.
7223 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7224 method.
7225 (make_sized_incremental_binary): New function.
7226 (open_incremental_binary): New function.
7227 (can_incrementally_link_file): Add checks if output is ELF and has
7228 inputs section.
7229 * incremental.h: Include "elfcpp_file.h" and "output.h".
7230 (Incremental_binary): New class.
7231 (Sized_incremental_binary): New class.
7232 (open_incremental_binary): Declare.
7233 * object.cc (is_elf_object): Use
7234 elfcpp::Elf_recognizer::is_elf_file.
7235 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7236 * output.h (Output_file::filesize): New method.
7237
fd3c5f0b
ILT		 72382009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7239
7240 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7241 New function.
7242 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7243 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7244 function.
7245 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7246 function.
7247 (Arm_relocate_functions::movw_abs_nc): New function.
7248 (Arm_relocate_functions::movt_abs): New function.
7249 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7250 (Arm_relocate_functions::thm_movt_abs): New function.
7251 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7252 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7253 (Scan::global): Likewise.
7254 (Relocate::relocate): Likewise.
7255 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7256
7f5309a5
ILT		 72572009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7258
7259 * arm.cc (Arm_relocate_functions::got_prel) New function.
7260 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7261 (Relocate::relocate): Likewise.
7262 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7263
364c7fa5
ILT		 72642009-10-06 Ian Lance Taylor <iant@google.com>
7265
7266 * options.h (class General_options): Define
7267 split_stack_adjust_size parameter.
7268 * object.h (class Object): Add uses_split_stack_ and
7269 has_no_split_stack_ fields. Add uses_split_stack and
7270 has_no_split_stack accessor functions. Declare
7271 handle_split_stack_section.
7272 (class Reloc_symbol_changes): Define.
7273 (class Sized_relobj): Define Function_offsets. Declare
7274 split_stack_adjust, split_stack_adjust_reltype, and
7275 find_functions.
7276 * object.cc (Object::handle_split_stack_section): New function.
7277 (Sized_relobj::do_layout): Call handle_split_stack_section.
7278 * dynobj.cc (Sized_dynobj::do_layout): Call
7279 handle_split_stack_section.
7280 * reloc.cc (Sized_relobj::relocate_sections): Call
7281 split_stack_adjust for executable sections in split_stack
7282 objects. Pass reloc_map to relocate_section.
7283 (Sized_relobj::split_stack_adjust): New function.
7284 (Sized_relobj::split_stack_adjust_reltype): New function.
7285 (Sized_relobj::find_functions): New function.
7286 * target-reloc.h: Include "object.h".
7287 (relocate_section): Add reloc_symbol_changes parameter. Change
7288 all callers.
7289 * target.h (class Target): Add calls_non_split method. Declare
7290 do_calls_non_split virtual method. Declare match_view and
7291 set_view_to_nop.
7292 * target.cc: Include "elfcpp.h".
7293 (Target::do_calls_non_split): New function.
7294 (Target::match_view): New function.
7295 (Target::set_view_to_nop): New function.
7296 * gold.cc (queue_middle_tasks): Give an error if mixing
7297 split-stack and non-split-stack objects with -r.
7298 * i386.cc (Target_i386::relocate_section): Add
7299 reloc_symbol_changes parameter.
7300 (Target_i386::do_calls_non_split): New function.
7301 * x86_64.cc (Target_x86_64::relocate_section): Add
7302 reloc_symbol_changes parameter.
7303 (Target_x86_64::do_calls_non_split): New function.
7304 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7305 parameter.
7306 * powerpc.cc (Target_powerpc::relocate_section): Add
7307 reloc_symbol_changes parameter.
7308 * sparc.cc (Target_sparc::relocate_section): Add
7309 reloc_symbol_changes parameter.
7310 * configure.ac: Call AM_CONDITIONAL for the default target.
7311 * configure: Rebuild.
7312 * testsuite/Makefile.am (TEST_AS): New variable.
7313 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7314 (check_DATA): Add split_i386 and split_x86_64 files.
7315 (SPLIT_DEFSYMS): Define.
7316 (split_i386_[1234n].o): New targets.
7317 (split_i386_[124]): New targets.
7318 (split_i386_[1234r].stdout): New targets.
7319 (split_x86_64_[1234n].o): New targets.
7320 (split_x86_64_[124]): New targets.
7321 (split_x86_64_[1234r].stdout): New targets.
7322 (MOSTLYCLEANFILES): Add new executables.
7323 * testsuite/split_i386.sh: New file.
7324 * testsuite/split_x86_64.sh: New file.
7325 * testsuite/split_i386_1.s: New file.
7326 * testsuite/split_i386_2.s: New file.
7327 * testsuite/split_i386_3.s: New file.
7328 * testsuite/split_i386_4.s: New file.
7329 * testsuite/split_i386_n.s: New file.
7330 * testsuite/split_x86_64_1.s: New file.
7331 * testsuite/split_x86_64_2.s: New file.
7332 * testsuite/split_x86_64_3.s: New file.
7333 * testsuite/split_x86_64_4.s: New file.
7334 * testsuite/split_x86_64_n.s: New file.
7335 * testsuite/testfile.cc (Target_test): Update relocation_section
7336 function.
7337 * testsuite/Makefile.in: Rebuild.
7338
e8a9fcda
ILT		 73392009-10-06 Ian Lance Taylor <iant@google.com>
7340
7341 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7342 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7343 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7344 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7345 the address on ldo_addrs_.
7346 (Target_i386::Relocate::fix_up_ldo): New function.
7347
e99daf92
ILT		 73482009-10-06 Rafael Espindola <espindola@google.com>
7349
7350 * plugin.cc (add_input_library): New.
7351 (Plugin::load): Add add_input_library to tv.
7352 (Plugin_manager::add_input_file): Add the is_lib argument.
7353 (add_input_file): Update call to Plugin_manager::add_input_file.
7354 (add_input_library): New.
7355 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7356
966d4097
DK		 73572009-09-30 Doug Kwan <dougkwan@google.com>
7358
7359 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7360 symbol and call Symbol::may_need_copy_reloc to determine if
7361 a copy reloc is needed.
7362 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7363 nocopyreloc is given in command line.
7364 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7365 given in command line.
7366 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7367 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7368 of the removed Target_i386::may_need_copy_reloc.
7369 * options.h (copyreloc): New option with default value false.
7370 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7371 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7372 instead of the removed Target_powerpc::may_need_copy_reloc.
7373 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7374 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7375 instead of the removed Target_sparc::may_need_copy_reloc.
7376 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7377 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7378 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7379 instead of the removed Target_x86_64::may_need_copy_reloc.
7380
029ba973
ILT		 73812009-09-30 Ian Lance Taylor <iant@google.com>
7382
7383 * object.h (class Object): Remove target_ field, and target,
7384 sized_target, and set_target methods.
7385 (Object::sized_target): Remove.
7386 (class Sized_relobj): Update declarations. Remove sized_target.
7387 * object.cc (Sized_relobj::setup): Remove target parameter.
7388 Change all callers.
7389 (Input_objects::add_object): Don't do anything with the target.
7390 (make_elf_sized_object): Add punconfigured parameter. Change all
7391 callers. Set or test parameter target.
7392 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7393 Change all callers.
7394 * parameters.cc (Parameters::set_target): Change parameter type to
7395 be non-const.
7396 (Parameters::default_target): Remove.
7397 (set_parameters_target): Change parameter type to be non-const.
7398 (parameters_force_valid_target): New function.
7399 (parameters_clear_target): New function.
7400 * parameters.h (class Parameters): Update declarations. Remove
7401 default_target method. Add sized_target and clear_target
7402 methods. Change target_ to be non-const.
7403 (set_parameters_target): Update declaration.
7404 (parameters_force_valid_target): Declare.
7405 (parameters_clear_target): Declare.
7406 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7407 as NULL if we aren't searching.
7408 (Add_symbols::run): Don't check for compatible target.
7409 * fileread.cc (Input_file::open_binary): Call
7410 parameters_force_valid_target.
7411 * gold.cc (queue_middle_tasks): Likewise.
7412 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7413 set_target on object.
7414 * dynobj.h (class Sized_dynobj): Update declarations.
7415 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7416 make_elf_object returns NULL.
7417 (Archive::include_member): Don't check whether object target is
7418 compatible.
7419 * output.cc (Output_section::add_input_section): Get target from
7420 parameters.
7421 (Output_section::relax_input_section): Likewise.
7422 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7423 parameters.
7424 (Sized_relobj::do_scan_relocs): Likewise.
7425 (Sized_relobj::relocate_sections): Likewise.
7426 * resolve.cc (Symbol_table::resolve): Likewise.
7427 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7428 parameter. Change all callers.
7429 (Symbol_table::add_from_object): Get target from parameters.
7430 (Symbol_table::add_from_relobj): Don't check object target.
7431 (Symbol_table::add_from_dynobj): Likewise.
7432 (Symbol_table::define_special_symbol): Get target from
7433 parameters.
7434 * symtab.h (class Symbol_table): Update declaration.
7435 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7436 parameter. Change all callers. Clear parameter target.
7437 (Binary_test): Test target here.
7438 * testsuite/object_unittest.cc (gold_testsuite): Remove
7439 target_test_pointer parameter. Change all callers.
7440 (Object_test): Test target here.
7441
a6a22b83
ILT		 74422009-09-26 Ian Lance Taylor <iant@google.com>
7443
7444 * testsuite/initpri1.c: Don't try to use constructor priorities if
7445 compiling with gcc before 4.3.
7446
6a8f49fe
ILT		 74472009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7448
7449 * testsuite/retain_symbols_file_test.sh (check_present): Change
7450 output file name to retain_symbols_file_test.stdout.
7451 (check_absent): Likewise.
7452
8c604651
CS		 74532009-09-18 Craig Silverstein <csilvers@google.com>
7454
7455 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7456 * options.cc: Include <cerrno> and <fstream>.
7457 (General_options::finalize): Parse -retain-symbols-file tag.
7458 * options.h: New flag.
7459 (General_options): New method should_retain_symbol, new
7460 variable symbols_to_retain.
7461 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7462 should_retain_symbol map.
7463 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7464 * testsuite/Makefile.in: Regenerate.
7465 * testsuite/retain_symbols_file_test.sh: New file.
7466
ca58b19f
NC		 74672009-09-18 Nick Clifton <nickc@redhat.com>
7468
7469 * po/es.po: Updated Spanish translation.
7470
20e6d0d6
DK		 74712009-09-17 Doug Kwan <dougkwan@google.com>
7472
7473 * debug.h (DEBUG_RELAXATION): New constant.
7474 (DEBUG_ALL): Add DEBUG_RELAXATION.
7475 (debug_string_to_enum): Add relaxation debug option.
7476 * layout.cc
7477 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7478 Layout::Relaxation_debug_check::read_sections,
7479 Layout::Relaxation_debug_check::read_sections): New method definitions.
7480 (Layout::Layout): Initialize data members
7481 record_output_section_data_from_scrips_,
7482 script_output_section_data_list_ and relaxation_debug_check_.
7483 (Layout::save_segments, Layout::restore_segments,
7484 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7485 Layout::relaxation_loop_body): New method definitions.
7486 (Layout::finalize): Support relaxation. Move section layout code to
7487 Layout::relaxation_loop_body.
7488 (Layout::set_asection_address_from_script): Move code for orphan
7489 section placement out.
7490 (Layout::place_orphan_sections_in_script): New method definition.
7491 * layout.h (Output_segment_headers, Output_file_header):
7492 New forward class declarations.
7493 (Layout::~Layout): Define.
7494 (Layout::new_output_section_data_from_script): New method definition.
7495 (Layout::place_orphan_sections_in_script): New method declaration.
7496 (Layout::Segment_states): New type declaration.
7497 (Layout::save_segments, Layout::restore_segments,
7498 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7499 Layout::relaxation_loop_body): New method declarations.
7500 (Layout::Output_section_data_list): New type declaration.
7501 (Layout::Relaxation_debug_check): New class definition.
7502 (Layout::record_output_section_data_from_script_,
7503 Layout::script_output_section_data_list_, Layout::segment_states_,
7504 Layout::relaxation_debug_check_): New data members.
7505 * output.cc: (Output_section_headers::do_size): New method definition.
7506 (Output_section_headers::Output_section_headers): Move size
7507 computation to Output_section_headers::do_size.
7508 (Output_segment_headers::do_size): New method definition.
e1df38aa 7509 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7510 Output_file_header::do_size and call it.
7511 (Output_file_header::do_size): New method definition.
7512 (Output_data_group::Output_data_group): Adjust call to
7513 Output_section_data.
7514 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7515 (Output_symtab_xindex::do_write): Add array bound check.
7516 (Output_section::Input_section::print_to_mapfile): Handle
7517 RELAXED_INPUT_SECTION_CODE.
7518 (Output_section::Output_section): Initialize data member checkpoint_.
7519 (Output_section::~Output_section): Delete checkpoint object pointed
7520 by checkpoint_.
7521 (Output_section::add_input_section): Always add an Input_section if
7522 relaxing.
7523 (Output_section::add_merge_input_section): Add assert.
7524 (Output_section::relax_input_section): New method definition.
7525 (Output_section::set_final_data_size): Set load address to zero for
7526 an unallocated section.
7527 (Output_section::do_address_and_file_offset_have_reset_values):
7528 New method definition.
7529 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7530 Handle relaxed input section.
7531 (Output_section::sort_attached_input_sections): Checkpoint input
7532 section list lazily.
7533 (Output_section::get_input_sections): Change type of input_sections to
7534 list of Simple_input_section pointers. Checkpoint input section list
7535 lazily. Also handle relaxed input sections.
7536 (Output_section::add_input_section_for_script): Take a reference to
7537 a Simple_input_section object instead of Relobj pointer and section
7538 index as parameter. Handle relaxed input sections.
7539 (Output_section::save_states, Output_section::restore_states): New
7540 method definitions.
7541 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7542 (Output_data::is_data_size_fixed): New method definition.
7543 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7544 if it is fixed.
7545 (Output_data::address_and_file_offset_have_reset_values): New method
7546 definition.
7547 (Output_data::do_address_and_file_offset_have_reset_values): New method
7548 definition.
7549 (Output_data::set_data_size): Check that data size is not fixed.
7550 (Output_data::fix_data_size): New method definition.
7551 (Output_data::is_data_size_fixed_): New data member.
7552 (Output_section_headers::set_final_data_size): New method definition.
7553 (Output_section_headers::do_size): New method declaration.
7554 (Output_segment_headers::set_final_data_size): New method definition.
7555 (Output_segment_headers::do_size): New method declaration.
7556 (Output_file_header::set_final_data_size)::New method definition.
7557 (Output_file_header::do_size)::New method declaration.
7558 (Output_section_data::Output_section_data): Add new parameter
7559 is_data_size_fixed and use it to fix data size.
7560 (Output_data_const::Output_data_const): Adjust call to base class
7561 constructor and fix data size.
7562 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7563 base class constructor and fix data size.
7564 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7565 base class constructor and fix data size.
7566 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7567 class constructor and fix data size.
7568 (Output_data_group::set_final_data_size): New method definition.
7569 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7570 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7571 class constructor and fix data size.
7572 (Output_relaxed_input_section): New class definition.
7573 (Output_section::Simple_input_section): New class definition.
7574 (Output_section::get_input_sections): Adjust parameter list.
7575 (Output_section::add_input_section_for_script): Same.
7576 (Output_section::save_states, Output_section::restore_states,
7577 Output_section::do_address_and_file_offset_have_reset_values,
7578 (Output_section::Input_section::Input_section): Handle
7579 RELAXED_INPUT_SECTION_CODE. Add new overload for
7580 Output_relaxed_input_section.
7581 (Output_section::Input_section::is_input_section,
7582 Output_section::Input_section::set_output_section): Handle relaxed
7583 input section.
7584 (Output_section::Input_section::is_relaxed_input_section,
7585 Output_section::Input_section::output_section_data,
7586 Output_section::Input_section::relaxed_input_section): New method
7587 definitions.
7588 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7589 value.
7590 (Output_section::Input_section::u1_): Update comments.
7591 (Output_section::Input_section::u2_): Add new union member poris.
7592 (Output_section::Checkpoint_output_section): New classs definition.
7593 (Output_section::relax_input_section): New method declaration.
7594 (Output_section::checkpoint_): New data member.
7595 (Output_segment): Update comments.
7596 (Output_segment::Output_segment): Un-privatize copy constructor.
7597 (Output_segment::operator=): Un-privatize.
7598 * script-sections.cc (Output_section_element::Input_section_list):
7599 Change element type to Output_section::Simple_input_section.
7600 (Output_section_element_dot_assignment::set_section_addresses):
7601 Register output section data for relaxation clean up.
7602 (Output_data_exression::Output_data_expression): Adjust call to base
7603 constructor to fix data size.
7604 (Output_section_element_data::set_section_addresses): Register
7605 Output_data_expression object for relaxation clean up.
7606 (struct Input_section_info): Replace Relobj pointer and section index
7607 pair with Output_section::Simple_input_section and Convert struct to a
7608 class.
7609 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7610 Input_section_info data member to use accessors.
20e6d0d6
DK		 7611 (Output_section_element_input::set_section_addresses): Use layout
7612 parameter. Adjust code to use Output_section::Simple_input_section
7613 and Input_secction_info classes. Register filler for relaxation
7614 clean up.
7615 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7616 and section index pair with Output_section::Simple_input_section
7617 class. Adjust code accordingly.
7618 (Phdrs_element::release_segment): New method definition.
7619 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7620 segment list.
7621 (Script_sections::release_segments): New method definition.
7622 * gold/script-sections.h (Script_sections::release_segments): New
7623 method declaration.
7624 * gold/target.h (Target::may_relax, Target::relax,
7625 Target::do_may_relax, Target::do_relax): New method definitions.
7626
5e445df6
ILT		 76272009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7628
7629 * arm.cc (has_signed_unsigned_overflow): New function.
7630 (Arm_relocate_functions::abs8): New function.
7631 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7632 (Target_arm::Scan::global): Likewise.
7633 (Target_arm::relocate::relocate): Likewise.
7634 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7635 Likewise.
7636
8c604651 76372009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7638
7639 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7640 * testsuite/Makefile.in: Regenerate.
7641
1e9cc1c2
NC		 76422009-09-11 Nick Clifton <nickc@redhat.com>
7643
7644 * po/gold.pot: Updated by the Translation project.
7645
6a89f575
CC		 76462009-09-08 Cary Coutant <ccoutant@google.com>
7647
7648 * output.cc (Output_file::open): Add execute permission to empty file.
7649 * testsuite/Makefile.am (permission_test): New test.
7650 * testsuite/Makefile.in: Regenerate.
7651
fdcac5af
ILT		 76522009-09-02 Ian Lance Taylor <iant@google.com>
7653
7654 * output.cc (Output_file::resize): Call map_no_anonymous rather
7655 than map.
7656
44453f85
ILT		 76572009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7658
7659 * gold.cc: Include "incremental.h".
7660 (queue_initial_tasks): Call Incremental_checker methods.
7661 * incremental.cc: Include "output.h".
7662 (Incremental_checker::can_incrementally_link_output_file): New
7663 method.
7664 * incremental.h (Incremental_checker): New class.
7665
7666 * output.cc (Output_file::open_for_modification): New method.
7667 (Output_file::map_anonymous): Changed return type to bool. Record
7668 map in base_ field.
7669 (Output_file::map_no_anonymous): New method, broken out of map.
7670 (Output_file::map): Use map_no_anonymous and map_anonymous.
7671 * output.h (class Output_file): Update declarations.
7672
293c1386
CC		 76732009-08-24 Cary Coutant <ccoutant@google.com>
7674
7675 * options.h (Command_line::Pre_options): New class.
7676 (Command_line::pre_options): New member.
7677 * options.cc (gold::options::ready_to_register): New variable.
7678 (One_option::register_option): Do nothing if not registering options.
7679 Assert if same short option registered twice.
7680 (General_options::General_options): Turn off option registration when
7681 done constructing.
7682 (Command_line::Pre_options::Pre_options): New constructor.
7683
f773f3d2
CC		 76842009-08-24 Cary Coutant <ccoutant@google.com>
7685
06a73cfe
CC		 7686 * options.h (General_options::no_keep_memory): Remove incorrect
7687 short option.
f773f3d2 7688
a15af8e2
RW		 76892009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7690
7691 * Makefile.am (am__skiplex, am__skipyacc): New.
7692 * Makefile.in: Regenerate.
7693
c462b41b
RW		 76942009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7695
14ec8efd
RW		 7696 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7697 (INCLUDES): ... this.
7698 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7699 (AM_CPPFLAGS): Renamed from ...
7700 (INCLUDE): ... this.
7701 * Makefile.in, testsuite/Makefile.in: Regenerate.
7702
81ecdfbb
RW		 7703 * Makefile.in: Regenerate.
7704 * aclocal.m4: Likewise.
7705 * config.in: Likewise.
7706 * configure: Likewise.
7707 * testsuite/Makefile.in: Likewise.
7708
c462b41b
RW		 7709 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7710 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7711 * Makefile.in: Regenerate.
7712 * testsuite/Makefile.in: Regenerate.
7713
2da73f13
CC		 77142009-08-19 Cary Coutant <ccoutant@google.com>
7715
7716 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7717 symbols in shared libraries overridden by hidden or internal symbols
7718 in the main program.
7719
2db70501
CD		 77202009-08-19 Chris Demetriou <cgd@google.com>
7721
7722 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7723 checking source file names in error messages.
7724
f733487b
DK		 77252009-08-18 Doug Kwan <dougkwan@google.com>
7726
7727 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7728 an elcpp::Ehdr as parameter. Adjust call to set_target.
7729 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7730 an elfcpp::Ehdr as parameter.
7731 * object.cc (Object::set_target): Remove the version that looks up
7732 a target and sets it.
7733 (Sized_relobj::setup): Take a Target object instead of
7734 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7735 (make_elf_sized_object): Find target and ask target to
7736 make an ELF object.
7737 * object.h: (Object::set_target): Remove the version that looks up
7738 a target and sets it.
7739 (Sized_relobj::setup): Take a Target object instead of
7740 an elfcpp:Ehdr as parameter.
7741 * target.cc: Include dynobj.h.
7742 (Target::do_make_elf_object_implementation): New.
7743 (Target::do_make_elf_object): New.
7744 * target.h (Target::make_elf_object): New template declaration.
7745 (Target::do_make_elf_object): New method declarations.
7746 (Target::do_make_elf_object_implementation): New template declaration.
7747
cc70f101
ILT		 77482009-08-14 Ian Lance Taylor <iant@google.com>
7749
7750 * gold.h (FUNCTION_NAME): Define.
7751 (gold_unreachable): Use FUNCTION_NAME.
7752
ef5e0cb1
ST		 77532009-08-12 Sriraman Tallam <tmsriram@google.com>
7754
7755 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7756 symbol in the --keep-unique list is not found.
7757
48c187ce
ST		 77582009-08-12 Sriraman Tallam <tmsriram@google.com>
7759
7760 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7761 been maked as --keep-unique.
7762 (Icf::unfold_section): New function.
7763 * icf.h (Icf::unfold_section): New function.
7764 * options.h (General_options::keep_unique): New option.
7765 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7766 * testsuite/Makefile.in: Regenerate.
7767 * testsuite/icf_keep_unique_test.sh: New file.
7768 * testsuite/icf_keep_unique_test.cc: New file.
7769
645afe0c
CC		 77702009-08-12 Cary Coutant <ccoutant@google.com>
7771
7772 PR 10471
7773 * resolve.cc (Symbol_table::resolve): Check for references from
7774 dynamic objects to hidden and internal symbols.
7775 * testsuite/Makefile.am (hidden_test.sh): New test.
7776 * testsuite/Makefile.in: Regenerate.
7777 * testsuite/hidden_test.sh: New script.
7778 * testsuite/hidden_test_1.c: New test source.
7779 * testsuite/hidden_test_main.c: New test source.
7780
11af873f
DK		 77812009-08-11 Doug Kwan <dougkwan@google.com>
7782
7783 * arm.cc: Update comments.
7784 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7785 segment to locate the .ARM.exidx section if present.
7786
b9f7d72d
DK		 77872009-08-09 Doug Kwan <dougkwan@google.com>
7788
7789 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7790 patch.
7791
ddd3c53c
ST		 77922009-08-07 Sriraman Tallam <tmsriram@google.com>
7793 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7794 compiler warnings.
7795
27721062
ST		 77962009-08-06 Sriraman Tallam <tmsriram@google.com>
7797
7798 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7799 valid tls_segment only for non-debug-section relocations.
7800 * testsuite/Makefile.am: Add gc_tls_test.
7801 * testsuite/Makefile.in: Regenerate.
7802 * testsuite/gc_tls_test.cc: New file.
7803 * testsuite/gc_tls_test.sh: New file.
7804
ef15dade 78052009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 7806
ef15dade
ST		 7807 * icf.cc: New file.
7808 * icf.h: New file.
7809 * Makefile.am (CCFILES): Add icf.cc.
7810 (HFILES): Add icf.h
7811 * Makefile.in: Regenerate.
7812 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7813 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7814 section, symbol and addend information for the relocs.
7815 * gold.cc (queue_middle_tasks): Call identical code folding.
7816 * gold.h: Add defines for multimap.
7817 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7818 to the call of finalize_local_symbols.
7819 * main.cc (main): Create object of class Icf.
7820 * object.cc (Sized_relobj::do_layout): Allow this function to be
7821 called twice during icf.
7822 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7823 to sections marked as identical by icf.
7824 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7825 when available.
7826 (Sized_relobj::do_section_entsize): New function.
7827 * object.h (Object::section_entsize): New function.
7828 (Object::do_section_entsize): New pure virtual function.
7829 (Relobj::finalize_local_symbols): Add new parameter.
7830 (Relobj::do_section_entsize): New function.
7831 * options.h (General_options::icf): New option.
7832 (General_options::icf_iterations): New option.
7833 (General_options::print_icf_sections): New option.
7834 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7835 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7836 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7837 icf.
7838 * symtab.cc (Symbol_table::is_section_folded): New function.
7839 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7840 to sections marked as identical by icf.
7841 * symtab.h (Symbol_table::set_icf): New function.
7842 (Symbol_table::icf): New function.
7843 (Symbol_table::is_section_folded): New function.
7844 (Symbol_table::icf_): New data member.
7845 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7846 * testsuite/Makefile.am: Add commands to build icf_test.
7847 * testsuite/Makefile.in: Regenerate.
7848 * testsuite/icf_test.sh: New file.
7849 * testsuite/icf_test.cc: New file.
7850
c3b65ac4
CD		 78512009-07-24 Chris Demetriou <cgd@google.com>
7852
7853 * layout.cc (is_compressible_debug_section): Fix incorrect
7854 comment about compressed section names.
7855
1caf2c51
ILT		 78562009-07-20 Ian Lance Taylor <ian@airs.com>
7857
7858 PR 10419
7859 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7860
1ef4d87f
ILT		 78612009-07-16 Ian Lance Taylor <iant@google.com>
7862
7863 PR 10400
7864 * layout.h: #include <map>.
7865 (class Kept_section): Change from struct to class. Add accessors
7866 and setters. Add section size to Comdat_group mapping. Change
7867 Comdat_group to std::map. Add is_comdat_ field. Add
7868 linkonce_size field in union.
7869 (class Layout): Update declaration of find_or_add_kept_section.
7870 Don't declare find_kept_object.
7871 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7872 parameter. Add object, shndx, is_comdat, and is_group_name
7873 parameters. Change all callers. Adjust for new Kept_section.
7874 (Layout::find_kept_object): Remove.
7875 * object.cc (Sized_relobj::include_section_group): Update use of
7876 Kept_section. Rename secnum to shndx. Only record
7877 Kept_comdat_section if sections are the same size.
7878 (Sized_relobj::include_linkonce_section): Update use of
7879 Kept_section. Only record Kept_comdat_section if sections are the
7880 same size. Set size of linkonce section.
7881 (Sized_relobj::map_to_kept_section): Update call to
7882 get_kept_comdat_section.
7883 * object.h (class Sized_relobj): Rename fields in
7884 Kept_comdat_section to drop trailing underscores; change object
7885 field to Relobj*. Change Kept_comdat_section_table to store
7886 struct rather than pointer.
7887 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7888 Add kept_object and kept_shndx parameters. Change all callers.
7889 (Sized_relobj::get_kept_comdat_section): Change return type to
7890 bool. Add kept_object and kept_shndx parameters. Change all
7891 callers.
7892 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7893 Layout::find_or_add_kept_section.
7894
37c3b7b0
ILT		 78952009-07-09 Ian Lance Taylor <iant@google.com>
7896
7897 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7898 Reserve space in the hash table.
7899
98fa85cb
ILT		 79002009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7901
7902 * fileread.cc (File_read::get_mtime): New method.
7903 * fileread.h (Timespec): New structure.
7904 (File_read::get_mtime): New method.
7905 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7906 Renamed from timestamp_nsec.
7907 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7908 Elf_Xword.
e1df38aa 7909 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 7910 timestamp_nsec.
e1df38aa 7911 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 7912 (Incremental_inputs::report_obejct): Save mtime; style fix.
7913 (Incremental_inputs::report_script): Save mtime; style fix.
7914 (Incremental_inputs::finalize_inputs): Style fix.
7915 (Incremental_inputs::finalize): Style fix.
7916 (Incremental_inputs::create_input_section_data): Store inputs
7917 mtime.
7918 * incremental.h (Incremental_inputs::report_script): Add mtime
7919 argument.
7920 (Incremental_inputs::Input_info::Input_info): Intialize only one
7921 union member.
7922 (Incremental_inputs::Input_info::archive): Move to nameless
7923 union.
7924 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7925 (Incremental_inputs::Input_info::script): Move to nameless union.
7926 (Incremental_inputs::mtime): New field.
7927 * script.cc (read_input_script): Pass file mtime to
7928 Incremental_input.
7929 * script.h (Script_info::inputs): Style fix.
7930
c9d70757
ILT		 79312009-07-01 Ian Lance Taylor <ian@airs.com>
7932
7933 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7934 instead of 32.
7935
9c547ec3
ILT		 79362009-06-24 Ian Lance Taylor <iant@google.com>
7937
7938 PR 10156
7939 * layout.cc (Layout::choose_output_section): If we find an
7940 existing section, update the flags.
7941 (Layout::create_notes): New function, broken out of
7942 Layout::finalize.
7943 (Layout::finalize): Don't create note sections.
7944 (Layout::create_note): Don't crash if linker script discards
7945 section.
7946 (Layout::create_gold_note): Likewise.
7947 (Layout::create_build_id): Likewise. Don't set
7948 after_input_sections on the section.
7949 (Layout::create_executable_stack_info): Remove target parameter.
7950 Change caller.
7951 * layout.h (class Layout): Declare create_notes. Update
7952 declaration of create_executable_stack_info.
7953 * gold.cc (queue_middle_tasks): Call create_notes.
7954 * output.cc (Output_section::update_flags_for_input_section): Move
7955 here from output.h. If SHF_ALLOC flag is newly set, mark address
7956 invalid.
7957 * output.h (Output_data::mark_address_invalid): New function.
7958 (class Output_section): Only declare, not define,
7959 update_flags_for_input_section. Remove set_flags.
7960
55458500
ILT		 79612009-06-24 Ian Lance Taylor <iant@google.com>
7962
7963 * script-sections.cc (Output_section_definition::
7964 set_section_addresses): Rename shadowing local load_address to
7965 laddr.
7966
1307d6cd
ILT		 79672009-06-24 Ian Lance Taylor <iant@google.com>
7968
7969 PR 10244
7970 * reloc.cc (relocate_sections): Skip empty relocation sections.
7971
ec3f783e
ILT		 79722009-06-23 Ian Lance Taylor <iant@google.com>
7973
7974 PR 10156
7975 * layout.cc (Layout::create_note): Use choose_output_section
7976 rather than make_output_section.
7977
459c9f1c
ILT		 79782009-06-23 Ian Lance Taylor <iant@google.com>
7979
7980 PR 10237
7981 * options.cc (General_options::parse_V): Set printed_version_.
7982 (General_options::General_options): Initialize printed_version_.
7983 * options.h (class General_options): Add printed_version_ field.
7984 * gold.cc (queue_initial_tasks): If there are no input files,
7985 don't give a fatal error if we printed the version information.
7986 (queue_middle_tasks): If using -r with a shared object, give a
7987 fatal error rather than an ordinary error.
7988
1518dc8f
ILT		 79892009-06-23 Ian Lance Taylor <iant@google.com>
7990
7991 PR 10219
7992 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7993 (Layout::make_output_section): Set have_stabstr_section_ if we see
7994 a .stab*str section.
7995 (Layout::finalize): Call link_stabs_sections.
7996 (Layout::link_stabs_sections): New file.
7997 * layout.h (class Layout): Add have_stabstr_section_ field.
7998 Declare link_stabs_sections.
7999
3d857b98
DK		 80002009-06-23 Doug Kwan <dougkwan@google.com>
8001
8002 * Makefile.am (libgold_a_LIBADD): New.
8003 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8004 * Makefile.in: Regenerate.
8005 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8006 * configure: Regenerate.
8007 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8008 * fileread.cc: Include sys/state.h
8009 * gold.h: Declare memmem and strndup if found missing.
8010 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8011
0639a6f6
ILT		 80122009-06-23 Ian Lance Taylor <iant@google.com>
8013
8014 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8015 * configure: Rebuild.
8016
8d63875c
ILT		 80172009-06-23 Ian Lance Taylor <iant@google.com>
8018
8019 PR 10147
8020 * object.cc (Object::section_contents): Don't try to get a view if
8021 the section has length zero.
8022 (Object::handle_gnu_warning_section): If the section is empty, use
8023 the name of the section as the warning.
8024
f7c8a183
ILT		 80252009-06-23 Ian Lance Taylor <iant@google.com>
8026
8027 PR 10133
8028 * stringpool.h (class Stringpool_template): Add optimize_ field.
8029 (Stringpool_template::set_optimize): New function.
8030 * stringpool.cc (Stringpool_template::Stringpool_template):
8031 Initialize optimize_ field.
8032 (Stringpool_template::set_string_offsets): Test local optimize
8033 fild rather than parameter.
8034 * layout.cc (Layout::Layout): Call set_optimize on the section
8035 name stringpool.
8036
e6a307ba
ILT		 80372009-06-22 Ian Lance Taylor <iant@google.com>
8038
8039 PR 10030
8040 * yyscript.y: Parse TARGET.
8041 * script.cc (script_set_target): New function.
8042 * script-c.h (script_set_target): Declare.
8043 * options.cc (General_options::string_to_object_format): Rename
8044 from string_to_object_format in anonymous namespace. Change
8045 callers.
8046 * options.h (class General_options): Declare
8047 string_to_object_format.
8048
3ee173de
ILT		 80492009-06-22 Ian Lance Taylor <iant@google.com>
8050
8051 * script-sections.cc (Script_sections::create_segments): Don't put
8052 program headers in a PT_LOAD segment if -n or -N.
8053
80542009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8055
8056 PR 10141
8057 * options.h (class General_options): Add -z lazy and -z now. Sort
8058 -z options into alphabetical order.
8059 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8060
cd6739a1 80612009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8062
8063 * layout.cc (Layout::make_output_section): Call
8064 Target::new_output_section.
8065 (Layout::attach_allocated_section_to_segment): Put large section
8066 sections in a separate load segment with the large segment flag
8067 set.
8068 (Layout::segment_precedes): Sort large data segments after other
8069 load segments.
8070 (align_file_offset): New static function.
8071 (Layout::set_segment_offsets): Use align_file_offset.
8072 * output.h (class Output_section): Add is_small_section_ and
8073 is_large_section_ fields.
8074 (Output_section::is_small_section): New function.
8075 (Output_section::set_is_small_section): New function.
8076 (Output_section::is_large_section): New function.
8077 (Output_section::set_is_large_section): New function.
8078 (Output_section::is_large_data_section): New function.
8079 (class Output_segment): Add is_large_data_segment_ field.
8080 (Output_segment::is_large_data_segment): New function.
8081 (Output_segment::set_is_large_data_segment): New function.
8082 * output.cc (Output_section::Output_section): Initialize new
8083 fields.
8084 (Output_segment::Output_segment): Likewise.
8085 (Output_segment::add_output_section): Add assertion that large
8086 data sections always go in large data segments. Force small data
8087 sections to the end of the list of data sections. Force small BSS
8088 sections to the start of the list of BSS sections. For large BSS
8089 sections to the end of the list of BSS sections.
8090 * symtab.h (class Symbol): Declare is_common_shndx.
8091 (Symbol::is_defined): Check Symbol::is_common_shndx.
8092 (Symbol::is_common): Likewise.
8093 (class Symbol_table): Define enum Commons_section_type. Update
8094 declarations. Add small_commons_ and large_commons_ fields.
8095 * symtab.cc (Symbol::is_common_shndx): New function.
8096 (Symbol_table::Symbol_table): Initialize new fields.
8097 (Symbol_table::add_from_object): Put small and large common
8098 symbols in the right list.
8099 (Symbol_table::sized_finalized_symbol): Check
8100 Symbol::is_common_shndx.
8101 (Symbol_table::sized_write_globals): Likewise.
8102 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8103 common symbol lists. Don't call do_allocate_commons_list if the
8104 list is empty.
8105 (Symbol_table::do_allocate_commons_list): Remove is_tls
8106 parameter. Add comons_section_type parameter. Change all
8107 callers. Handle small and large common symbols.
8108 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8109 Symbol::is_common_shndx.
8110 * resolve.cc (symbol_to_bits): Likewise.
8111 * target.h (Target::small_common_shndx): New function.
8112 (Target::small_common_section_flags): New function.
8113 (Target::large_common_shndx): New function.
8114 (Target::large_common_section_flags): New function.
8115 (Target::new_output_section): New function.
8116 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8117 small_common_section_flags, and large_common_section_flags
8118 fields.
8119 (Target::do_new_output_section): New virtual function.
8120 * arm.cc (Target_arm::arm_info): Initialize new fields.
8121 * i386.cc (Target_i386::i386_info): Likewise.
8122 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8123 Likewise.
8124 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8125 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8126 (Target_x86_64::do_new_output_section): New function.
8127 * configure.ac: Define conditional MCMODEL_MEDIUM.
8128 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8129 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8130 (large_LDFLAGS): Define.
8131 * testsuite/large.c: New file.
8132 * testsuite/testfile.cc (Target_test::test_target_info):
8133 Initialize new fields.
8134 * configure, testsuite/Makefile.in: Rebuild.
8135
bb04269c
DK		 81362009-06-05 Doug Kwan <dougkwan@google.com>
8137
8138 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8139 * Makefile.in: Regenerate.
bb04269c
DK		 8140 * i386.cc (class Target_i386): Define new virtual method to
8141 override do_is_local_label_name in parent.
8142 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8143 local symbols if --discard-locals or -X is given.
8144 * options.h (class General_options): Declare new options
8145 '--discard-locals' and '-X' for discarding locals.
8146 * target.h (class Target): Define new methods is_local_label_name.
8147 Declare new virtual method do_is_local_label_name.
8148 * target.cc: New file.
8149 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8150 (check_SCRIPTS): Add discard_locals_test.sh.
8151 (check_DATA): Add discard_local_tests.syms.
8152 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8153 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8154 * testsuite/Makefile.in: Regenerate.
8155 * testsuite/discard_locals_test.c: New file.
8156 * testsuite/discard_locals_test.sh: Same.
8157
805bb01c
DK		 81582009-06-05 Doug Kwan <dougkwan@google.com>
8159
8160 * object.cc (Sized_relobj::Sized_relobj): Initialize
8161 discarded_eh_frame_shndx_ to -1U.
8162 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8163 section.
8164 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8165 a discarded .eh_frame section.
8166 (Sized_relobj::do_finalize_local_symbols): Ditto.
8167 * object.h (class Sized_relobj): Declare new member
8168 discarded_eh_frame_shndx_.
8169 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8170 (local_labels_test.o, local_labels_test): New rules.
8171 * testsuite/Makefile.in: Regenerate.
8172
1dcd334d
DK		 81732009-06-04 Doug Kwan <dougkwan@google.com>
8174
8175 * layout.cc (Layout::section_name_mapping): Add mapping for
8176 special ARM sections.
8177
96d49306
DK		 81782009-06-03 Doug Kwan <dougkwan@google.com>
8179
8180 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8181 (utils::has_overflow): Same.
8182
dff16297
ILT		 81832009-06-03 Ian Lance Taylor <iant@google.com>
8184
8185 * layout.cc (Layout::section_name_mapping): New array, replacing
8186 Layout::linkonce_mapping.
8187 (Layout::section_name_mapping_count): New variable, replacing
8188 Layout::linkonce_mapping_count.
8189 (Layout::linkonce_output_name): Remove.
8190 (Layout::output_section_name): Rewrite.
8191 * layout.h (class Layout): Rename Linkonce_mapping to
8192 Section_name_mapping, linkonce_mapping to section_name_mapping,
8193 linkonce_mapping_count to section_name_mapping_count. Don't
8194 declare linkonce_output_name.
8195
c121c671
DK		 81962009-06-03 Doug Kwan <dougkwan@google.com>
8197
8198 * gold/arm.cc (namespace utils): New.
8199 (Target_arm::reloc_is_non_pic): Define new method.
8200 (class Arm_relocate_functions): New.
8201 (Target_arm::Relocate::relocate): Handle relocation types used by
8202 Android.
8203
07800fab
ILT		 82042009-06-03 Ian Lance Taylor <iant@google.com>
8205
8206 * arm.cc (Target_arm::scan::global): Use || instead of |.
8207
c121c671
DK		 82082009-06-02 Doug Kwan <dougkwan@google.com>
8209
8210 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8211 issued_non_pic_error_.
8212 (class Target_arm::Scan): Declare new method check_non_pic.
8213 Define new method symbol_needs_plt_entry.
8214 Declare new data member issued_non_pic_error_.
8215 (class Target_arm::Relocate): Declare new method
8216 should_apply_static_reloc.
8217 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8218 (Target_arm::Scan::check_non_pic): Define new method.
8219 (Target_arm::Scan::local): Handle a small subset of reloc types used
8220 by Android.
8221 (Target_arm::Scan::local): Same.
8222 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8223
b19b0c6d
ILT		 82242009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8225
8226 * incremental.cc (Incremental_inputs::report_command_line): Filter
8227 out --incremental-* options.
8228
94cdfcff
DK		 82292009-05-29 Doug Kwan <dougkwan@google.com>
8230
8231 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8232 template class.
8233 (class Target_arm): Update comment.
8234 (Target_arm::Target_arm): Initialize new data members GOT_,
8235 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8236 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8237 and Target_arm::rel_dyn_section.
8238 Declare new_enum Target_arm::Got_type.
8239 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8240 and DYNBSS_.
8241 Update commments for member do_dynsym_value.
8242 (Target_arm::got_size, Target_arm::plt_section,
8243 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8244 new methods inside class defintion.
8245 (Target_arm::got_section): Define new method.
8246 (Target_arm::rel_dyn_section): Same.
8247 (Output_data_plt_arm): New template class.
8248 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8249 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8250 (Output_data_plt_arm::add_entry): Same.
8251 (Output_data_plt_arm::first_plt_entry): Define new
8252 static data member for PLT instruction template.
8253 (Output_data_plt_arm::plt_entry): Same.
8254 (Output_data_plt_arm::do_write): Define new method.
8255 (Target_arm::make_plt_entry): Same.
8256 (Target_arm::do_finalize_sections): Same.
8257 (Target_arm::do_dynsym_value): Same.
8258
4a657b0d
DK		 82592009-05-28 Doug Kwan <dougkwan@google.com>
8260
8261 * Makefile.am (TARGETSOURCES): Add arm.cc.
8262 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8263 * Makefile.in: Regenerate.
8264 * arm.cc: New file.
8265 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8266
e7ae8c36
DK		 82672009-05-26 Doug Kwan <dougkwan@google.com>
8268
8269 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8270 (General_options::check_excluded_libs): Strip off directories in
8271 archive name before matching like GNU ld does.
8272 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8273 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8274 (exclude_libs_test_LDFLAGS): Add linker option
8275 -Wl,--exclude-libs,libexclude_libs_test_3
8276 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8277 an explicit archive without using -l.
8278 (alt/libexclude_libs_test_3.a): New make rule.
8279 * testsuite/Makefile.in: Regenerate.
8280 * testsuite/exclude_libs_test.c : Declare lib3_default().
8281 (main): Call it.
8282 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8283 * exclude_libs_test_3.c: New file.
8284
f12e7348
NC		 82852009-05-26 Nick Clifton <nickc@redhat.com>
8286
8287 * po/id.po: New Indonesian translation.
8288 * po/gold.pot: Updated template file.
8289
4daadc0d
ST		 82902009-05-22 Sriraman Tallam <tmsriram@google.com>
8291
e1df38aa 8292 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8293 gc_comdat_test files. Add -Wl,--gc-sections to build
8294 gc_comdat_test.
8295 * testsuite/Makefile.in: Regenerate.
8296 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8297
531813ad
ST		 82982009-05-21 Sriraman Tallam <tmsriram@google.com>
8299
8300 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8301 kept comdat section was garbage collected.
8302 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8303 * testsuite/Makefile.in: Regenerate.
8304 * testsuite/gc_comdat_test.sh: New file.
8305 * testsuite/gc_comdat_test_1.cc: New file.
8306 * testsuite/gc_comdat_test_2.cc: New file.
8307
65514900
CC		 83082009-05-19 Doug Kwan <dougkwan@google.com>
8309
8310 * archive.cc (Archive::Archive): Move constructor from archive.h
8311 to here. Initialize no_export_.
8312 (Archive::get_elf_object_for_member): Set no_export flag of object.
8313 * archive.h (Archive::Archive): Move constructor body to
8314 archive.cc.
8315 (Archive::no_export): New method.
8316 (Archive::no_export_): New field.
8317 * object.h (Object::Object): Initialize no_export_ to false.
8318 (Object::no_export, Object::set_no_export): New methods.
8319 (Object::no_export_): New field.
8320 * options.cc (General_options::parse_exclude_libs): New method.
8321 (General_options::check_excluded_libs) Same.
8322 * options.h (exclude_libs): New option.
8323 (General_options::check_excluded_libs): New method declaration.
8324 (General_options::excluded_libs_): New field.
8325 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8326 default or protected visibility if an object has no-export flag set.
8327 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8328 (check_SCRIPTS): Add exclude_libs_test.sh.
8329 (check_DATA): Add exclude_libs_test.syms.
8330 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8331 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8332 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8333 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8334 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8335 libexclude_libs_test_2.a): New rules.
8336 * testsuite/Makefile.in: Regenerate.
8337 * testsuite/exclude_libs_test.c: New file.
8338 * testsuite/exclude_libs_test.sh: Ditto.
8339 * testsuite/exclude_libs_test_1.c: Ditto.
8340 * testsuite/exclude_libs_test_2.c: Ditto.
8341
1b77ea50
ILT		 83422009-05-15 Ian Lance Taylor <iant@google.com>
8343
8344 * configure.ac: Check for declarations for cases where libiberty.h
8345 checks HAVE_DECL_xxx.
8346 * configure, config.in: Rebuild.
8347
072fe7ce
ILT		 83482009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8349
8350 * gold.h (Incremental_argument_list): Remove (invalid) forward
8351 declaration.
8352 * incremental.cc (Incremental_inputs::report_achive): New method.
8353 (Incremental_inputs::report_object): New method.
8354 (Incremental_inputs::report_script): New method.
8355 (Incremental_inputs::finalize_inputs): New method.
8356 (Incremental_inputs::finalize): Call finalize_inputs().
8357 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8358 Create inputs entries.
8359 * incremental.h (Incremental_input_type): New enum.
8360 (Incremental_inputs::Incremental_input): Initialize new fields.
8361 (Incremental_inputs::report_inputs): New method.
8362 (Incremental_inputs::report_achive): New method.
8363 (Incremental_inputs::report_object): New method.
8364 (Incremental_inputs::report_script): New method.
8365 (Incremental_inputs::finalize_inputs): New method.
8366 (Incremental_inputs::Input_info): New struct.
8367 (Incremental_inputs::Input_info_map): New typedef.
8368 (Incremental_inputs::lock_): New field.
8369 (Incremental_inputs::Inputs_): New field.
8370 (Incremental_inputs::Inputs_map): New field.
8371 * main.cc (main): Call Incremental_input::report_inputs.
8372 * options.h (Input_argument_list): Typedef moved from
8373 Input_arguments.
8374 (Input_file_group::Files): Remove, use ::Input_argument_list.
8375 (Input_file_group::Input_argument_list): Remove, use
8376 ::Input_argument_list.
8377 * plugin.cc (Plugin_manager::add_input_file): Add error in
8378 incremental build.
8379 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8380 functions.
8381 * script.cc (read_input_script): Call
8382 Incremental_input::report_script.
8383 * script.h (Script_info): New class.
8384
b0481b0b
ILT		 83852009-04-27 Ian Lance Taylor <iant@google.com>
8386
8387 * x86_64.cc (do_adjust_output_section): Set entsize to
8388 plt_entry_size.
8389
b22a5a41 83902009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8391
8392 * output.cc (Output_file::close): After short writes, continue
8393 writing from the correct offset in the buffer being written.
8394
40fde488
CD		 83952009-04-23 Chris Demetriou <cgd@google.com>
8396
8397 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8398 * configure: Regenerate.
8399 * config.in: Regenerate.
8400 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8401 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8402
3ce2c28e
ILT		 84032009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8404
8405 * incremental.cc (Incremental_inputs_header_data): Renamed from
8406 Incremental_input_header_data.
8407 (Incremental_inputs_header_data::data_size): New field.
8408 (Incremental_inputs_header_data::put_input_file_count): Renamed
8409 from input_file_count.
8410 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8411 from command_line_offset.
8412 (Incremental_inputs_header_data::put_reserved): Renamed from
8413 put_reserved.
8414 (Incremental_inputs_entry_data): Renamed from
8415 Incremental_input_entry_data.
8416 (Incremental_inputs_entry_data::data_size): New field.
8417 (Incremental_inputs::report_command_line): New method.
8418 (Incremental_inputs::finalize): New method.
8419 (Incremental_inputs::create_incremental_inputs_data): New method.
8420 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8421 * incremental.h: New file.
8422 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8423 (Layout::finalize): Create incremental inputs section in
8424 incremental builds.
8425 (Layout::create_incremental_info_sections): New method.
8426 * layout.h (Layout::incremental_inputs): New method.
8427 (Layout::create_incremental_info_sections): New method.
8428 (Layout::incremental_inputs_): New field.
8429 * main.cc (main): Notify Incremental_input of the command line.
8430
e55bde5e
ILT		 84312009-04-01 Ian Lance Taylor <iant@google.com>
8432 Mikolaj Zalewski <mikolajz@google.com>
8433
8434 * gold.h (reserve_unordered_map): Define, three versions, one for
8435 each version of Unordered_map.
8436 * layout.cc (Layout::Layout): Remove options parameter. Add
8437 number_of_input_files parameter. Don't initialize options_.
8438 Initialize number_of_input_files_ and resized_signatures_. Move
8439 sections_are_attached_.
8440 (Layout::layout_group): Reserve space for group_signatures_.
8441 (Layout::find_or_add_kept_section): Change name parameter to be a
8442 reference. Resize signatures_ map when it gets large enough.
8443 (Layout::layout_eh_frame): Use parameters->options() instead of
8444 this->options_.
8445 (Layout::make_output_section): Likewise.
8446 (Layout::attach_allocated_section_to_segment): Likewise.
8447 (Layout::finalize, Layout::create_executable_stack): Likewise.
8448 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8449 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8450 * layout.h (class Layout): Update declarations. Remove options_
8451 field. Add number_of_input_files_ and resized_signatures_
8452 fields. Move sections_are_attached_ field.
8453 * main.cc (main): Pass number of input files to Layout
8454 constructor. Don't pass options.
8455
154b857c
ILT		 84562009-03-30 Ian Lance Taylor <iant@google.com>
8457
8458 * ffsll.c (ffsll): Correct implementation.
8459
2f35ab9b
ILT		 84602009-03-27 Ian Lance Taylor <iant@google.com>
8461
fd03461a
ILT		 8462 * ffsll.c: New file.
8463 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8464 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8465 * ftruncate.c (ftruncate): Declare before definition.
8466 * mremap.c (mremap): Likewise.
8467 * pread.c (pread): Likewise.
8468 * configure, Makefile.in, config.in: Rebuild.
8469
2f35ab9b
ILT		 8470 * mremap.c: New file.
8471 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8472 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8473 (mremap): Declare if HAVE_MREMAP is not defined.
8474 * configure, Makefile.in, config.in: Rebuild.
8475
33aea2fd
CC		 84762009-03-27 Cary Coutant <ccoutant@google.com>
8477
8478 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8479 position independent.
8480 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8481 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8482
6d479619
CC		 84832009-03-24 Cary Coutant <ccoutant@google.com>
8484
8485 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8486 an executable.
8487 (needs_dynamic_reloc): Likewise.
8488
afc06bb8
ILT		 84892009-03-24 Ian Lance Taylor <iant@google.com>
8490
8491 * yyscript.y (file_cmd): Recognize EXTERN.
8492 (extern_name_list, extern_name_list_body): New nonterminals.
8493 * script.cc (script_add_extern): Define.
8494 * script-c.h (script_add_extern): Declare.
8495
f6060a4d
ILT		 84962009-03-24 Rafael Avila de Espindola <espindola@google.com>
8497
8498 * object.cc (is_elf_object): Define.
8499 * object.h (is_elf_object): Declare.
8500 * archive.cc (Archive::get_elf_object_for_member): Call
8501 is_elf_object.
33aea2fd 8502 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8503
26736d8e
ILT		 85042009-03-24 Elliott Hughes <enh@google.com>
8505
8506 * output.cc (Output_file::map_anonymous): Define.
8507 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8508 try an anonymous one. Report the size if the mmap fails.
8509 * output.h (class Output_file): Declare map_anonymous.
8510
22fd9730
ILT		 85112009-03-24 Ian Lance Taylor <iant@google.com>
8512
8513 * target-select.cc (instantiate_target): Don't acquire the lock if
8514 the instantiated_target_ field has already been set.
8515
cb010894
ILT		 85162009-03-23 Ian Lance Taylor <iant@google.com>
8517
7f055c20
ILT		 8518 * gold-threads.h (class Initialize_lock): Define.
8519 * gold-threads.cc (class Initialize_lock_once): Define.
8520 (initialize_lock_control): New static variable.
8521 (initialize_lock_pointer): New static variable.
8522 (initialize_lock_once): New static function.
8523 (Initialize_lock::Initialize_lock): Define.
8524 (Initialize_lock::initialize): Define.
8525 * target-select.h: Include "gold-threads.h".
8526 (class Target_selector): Add lock_ and initialize_lock_ fields.
8527 Don't define instantiate_target, just declare it.
8528 * target-select.cc (Target_selector::Target_selector): Initialize
8529 new fields.
8530 (Target_selector::instantiate_target): Define.
8531 * descriptors.h: Include "gold-threads.h".
8532 (class Descriptors): Add initialize_lock_ field.
8533 * descriptors.cc (Descriptors::Descriptors): Initialize new
8534 field.
8535 (Descriptors::open): Use initialize_lock_ field
8536 * errors.h (class Errors): Add initialize_lock_ field.
8537 * errors.cc (Errors::Errors): Initialize new field.
8538 (Errors::initialize_lock): Use initialize_lock_ field.
8539 * powerpc.cc (class Target_selector_powerpc): Remove
8540 instantiated_target_ field. In do_recognize call
8541 instantiate_target rather than do_instantiate_target. In
8542 do_instantiate_target just allocate a new target.
8543 * sparc.cc (class Target_selector_sparc): Likewise.
8544
36959681
ILT		 8545 * freebsd.h: New file.
8546 * i386.cc: Include "freebsd.h".
8547 (Target_i386): Derive from Target_freebsd rather than
8548 Sized_target.
8549 (Target_selector_i386): Derive from Target_selector_freebsd rather
8550 than Target_selector.
8551 * x86_64.cc: Include "freebsd.h".
8552 (Target_x86_64): Derive from Target_freebsd rather than
8553 Sized_target.
8554 (Target_selector_x86_64): Derive from Target_selector_freebsd
8555 rather than Target_selector.
8556 * target.h (class Target): Add adjust_elf_header and
8557 do_adjust_elf_header.
8558 * output.cc (Output_file_header:: do_sized_write): Call target
8559 adjust_elf_header routine.
8560 * configure.tgt: Set targ_osabi.
8561 * configure.ac: Define GOLD_DEFAULT_OSABI.
8562 * parameters.cc (Parameters::default_target): Pass
8563 GOLD_DEFAULT_OSABI to select_target.
8564 * target-select.h (class Target_selector): Make instantiate_target
8565 protected rather than private.
8566 * Makefile.am (HFILES): Add freebsd.h.
8567 * configure, Makefile.in, config.in: Rebuild.
8568
cb010894
ILT		 8569 * merge.cc (do_add_input_section): Correct pend value. Change
8570 message about last entry not being null terminated from error to
8571 warning.
8572
0e879927
ILT		 85732009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8574
8575 * incremental.cc: New file.
8576 * Makefile.am (CCFILES): Add incremental.cc.
8577 * Makefile.in: Rebuild.
8578
41105937
PP		 85792009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8580
8581 * layout.cc (Layout::output_section_name): Preserve names
8582 of '.note.' sections.
e1df38aa 8583
60439920
ILT		 85842009-03-19 Ian Lance Taylor <iant@google.com>
8585
8586 * descriptors.cc (Descriptors::open): Check that the options are
8587 valid before using them.
8588
0d371ad3
ILT		 85892009-03-18 Ian Lance Taylor <iant@google.com>
8590
8591 * script-sections.h: Include <list>.
8592 (class Script_sections): Change Sections_elements from std::vector
8593 to std::list. Typedef public Elements_iterator. Add
8594 orphan_section_placement_, data_segment_align_start_, and
8595 saw_data_segment_align_ fields. Remove data_segment_align_index_
8596 field.
8597 * script-sections.cc (class Orphan_section_placement): New class.
8598 (class Sections_element): Add virtual functions is_relro and
8599 orphan_section_init. Remove virtual function place_orphan_here.
8600 (class Output_section_definition): Add is_relro and
8601 orphan_section_init. Remove place_orphan_here.
8602 (class Orphan_output_section): Likewise.
8603 (Script_sections::Script_sections): Update for field changes.
8604 (Script_sections::data_segment_align): Set saw_data_segment_align_
8605 and data_segment_align_start_, not data_segment_align_index.
8606 (Script_sections::data_segment_relro_end): Check
8607 saw_data_segment_align_. Use data_segment_align_start_ rather
8608 than data_segment_align_index_.
8609 (Script_sections::place_orphan): Rewrite to use
8610 Orphan_section_placement.
8611
9201d894
ILT		 86122009-03-17 Ian Lance Taylor <iant@google.com>
8613
9c5b8369
ILT		 8614 * archive.cc (Archive::add_symbols): Check for a version attached
8615 to the symbol name in the archive map.
8616 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8617 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8618 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8619 (ver_test_11.a): New target.
8620 * testsuite/Makefile.in: Rebuild.
8621
9201d894
ILT		 8622 * configure.ac: Check for chsize and posix_fallocate. Replace
8623 ftruncate.
8624 * ftruncate.c: New file, from gnulib.
8625 * output.cc (posix_fallocate): Define dummy version if not
8626 HAVE_POSIX_FALLOCATE.
8627 (Output_file::map): Call posix_fallocate rather than lseek and
8628 write.
8629 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8630 * configure, Makefile.in, config.in: Rebuild.
8631
ef4ab7a8 86322009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8633
ef4ab7a8
PP		 8634 * layout.h (Layout::create_note): Add section_name parameter.
8635 * layout.cc (Layout::create_note): Likewise.
8636 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8637
8c500701
ILT		 86382009-03-17 Ian Lance Taylor <iant@google.com>
8639
e85b18e1
ILT		 8640 * descriptors.cc: Include "options.h".
8641 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8642 (Descriptors::open): Always use O_CLOEXEC when opening a new
8643 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8644 then set FD_CLOEXEC.
8645
9efe6174
ILT		 8646 * sparc.cc (class Target_sparc): Add has_got_section.
8647 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8648 make sure we have a GOT section.
8649
8650 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8651 (Target_sparc::Scan::local): Likewise.
8652 (Target_sparc::Scan::global): Likewise.
8653 (Target_sparc::Relocate::relocate): Likewise.
8654 (Target_sparc::Relocate::relocate_tls): Likewise.
8655
8c500701
ILT		 8656 * symtab.cc (Symbol_table::define_default_version): New function,
8657 broken out of add_from_object.
8658 (Symbol_table::add_from_object): Call define_default_version.
8659 (Symbol_table::define_special_symbol): Add resolve_oldsym
8660 parameter. Change all callers. If the version for a symbol comes
8661 from a version script, resolve it with the symbol with the same
8662 name with no version. Also add the symbol without a version if
8663 appropriate.
8664 (do_define_in_output_data): If resolving with oldsym, don't delete
8665 sym.
8666 (do_define_in_output_segment): Likewise.
8667 (do_define_as_constant): Likewise.
8668 * symtab.h (class Symbol_table): Update declarations.
8669
f1ed28fb
ILT		 86702009-03-13 Ian Lance Taylor <iant@google.com>
8671
15f8229b
ILT		 8672 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8673 (Read_symbols::requeue): New function.
8674 (Read_symbols::do_read_symbols): If make_elf_object fails because
8675 the target type is not configured, and the file was searched for,
8676 issue a warning and retry with the next directory.
8677 (Add_symbols::run): If the file has an incompatible format, and
8678 it was searched for, requeue the Read_symbols task. On error,
8679 release the object.
8680 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8681 dirindex parameter to constructor. Change all callers. Declare
8682 incompatible_warning and requeue.
8683 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8684 input_argument_ and input_group_ fields. Add them to
8685 constructor. Change all callers.
8686 (class Read_script): Add dirindex_ field. Add it to constructor.
8687 Change all callers.
8688 * archive.cc (Archive::setup): Remove input_objects parameter.
8689 Change all callers.
8690 (Archive::get_file_and_offset): Likewise.
8691 (Archive::read_all_symbols): Likewise.
8692 (Archive::read_symbols): Likewise.
8693 (Archive::get_elf_object_for_member): Remove input_objects
8694 parameter. Add punconfigured parameter. Change all callers.
8695 (Archive::add_symbols): Change return type to bool. Check return
8696 value of include_member.
8697 (Archive::include_all_members): Likewise.
8698 (Archive::include_member): Change return type to bool. Return
8699 false if first included object has incompatible target. Set
8700 included_member_ field.
8701 (Add_archive_symbols::run): If add_symbols returns false, requeue
8702 Read_symbols task.
8703 * archive.h (class Archive): Add included_member_ field.
8704 Initialize it in constructor. Add input_file and searched_for
8705 methods. Update declarations.
8706 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8707 input_argument_ fields. Add them to constructor. Change all
8708 callers.
8709 * script.cc: Include "target-select.h".
8710 (class Parser_closure): Add skip_on_incompatible_target_ and
8711 found_incompatible_target_ fields. Add
8712 skip_on_incompatible_target parameter to constructor. Change all
8713 callers. Add methods skip_on_incompatible_target,
8714 clear_skip_on_incompatible_target, found_incompatible_target, and
8715 set_found_incompatible_target.
8716 (read_input_script): Add dirindex parameter. Change all callers.
8717 If parser finds an incompatible target, requeue Read_symbols
8718 task.
8719 (script_set_symbol): Clear skip_on_incompatible_target in
8720 closure.
8721 (script_add_assertion, script_parse_option): Likewise.
8722 (script_start_sections, script_add_phdr): Likewise.
8723 (script_check_output_format): New function.
8724 * script.h (read_input_script): Update declaration.
8725 * script-c.h (script_check_output_format): Declare.
8726 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8727 (ignore_cmd): Remove OUTPUT_FORMAT.
8728 * fileread.cc (Input_file::Input_file): Add explicit this.
8729 (Input_file::will_search_for): New function.
8730 (Input_file::open): Add pindex parameter. Change all callers.
8731 * fileread.h (class Input_file): Add input_file_argument method.
8732 Declare will_search_for. Update declarations.
8733 * object.cc (make_elf_object): Add punconfigured parameter.
8734 Change all callers.
8735 * object.h (class Object): Make input_file public. Add
8736 searched_for method.
8737 (make_elf_object): Update declaration.
8738 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8739 restart search.
8740 * dirsearch.h (class Dirsearch): Update declaration.
8741 * options.h (class General_options): Add --warn-search-mismatch.
8742 * parameters.cc (Parameters::is_compatible_target): New function.
8743 * parameters.h (class Parameters): Declare is_compatible_target.
8744 * workqueue.cc (Workqueue::add_blocker): New function.
8745 * workqueue.h (class Workqueue): Declare add_blocker.
8746
f1ed28fb
ILT		 8747 * fileread.cc (Input_file::open): Remove options parameter.
8748 Change all callers.
8749 (Input_file::open_binary): Likewise.
8750 * script.cc (read_input_script): Likewise.
8751 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8752 options parameter from constructor. Change all callers.
8753 (class Read_script): Likewise.
8754 * fileread.h (class Input_file): Update declarations.
8755 * script.h (read_input_script): Update declaration.
8756
34dd024a
NC		 87572009-03-10 Nick Clifton <nickc@redhat.com>
8758
8759 * po/es.po: New Spanish translation.
8760
6d71b17c
CC		 87612009-03-06 Cary Coutant <ccoutant@google.com>
8762
8763 * options.cc (parse_short_option): Keep dash_z from registering itself.
8764
031cdbed
ILT		 87652009-03-03 Ian Lance Taylor <iant@google.com>
8766
8767 PR 9918
8768 * target-reloc.h (relocate_section): Pass output_section to
8769 relocate.
8770 * i386.cc (Target_i386::should_apply_static_reloc): Add
8771 output_section parameter. Change all callers.
8772 (Target_i386::Relocate::relocate): Add output_section parameter.
8773 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8774 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8775 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8776 * testsuite/two_file_shared.sh: New script.
8777 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8778 (check_DATA): Add two_file_shared.dbg.
8779 (two_file_shared.dbg): New target.
8780 * testsuite/Makefile.in: Rebuild.
8781
15d5fa16
ILT		 87822009-03-01 Ian Lance Taylor <iant@google.com>
8783
8784 * configure.ac: Check for byteswap.h.
8785 * configure: Rebuild.
8786 * config.in: Rebuild.
8787
8a4c0b0d
ILT		 87882009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8789
8790 * layout.cc (Layout::find_or_add_kept_section): New function.
8791 (Layout::add_comdat): Removed.
8792 * layout.h (struct Kept_section): Move out of class Layout.
8793 Remove trailing underscores from field names. Add group_sections
8794 field. Rename group_ field to is_group. Change all uses.
8795 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8796 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8797 comdat_groups_ field.
8798 (Sized_relobj::include_section_group): Use
8799 find_or_add_kept_section and Kept_section::group_sections.
8800 (Sized_relobj::include_linkonce_section): Likewise.
8801 * object.cc (class Sized_relobj): Don't define Comdat_group or
8802 Comdat_group_table. Remove find_comdat_group and
8803 add_comdat_group. Remove comdat_groups_ field.
8804 * plugin.cc (include_comdat_group): Use
8805 Layout::find_or_add_kept_section.
8806
b4ecf66b
ILT		 88072009-02-28 Ian Lance Taylor <iant@google.com>
8808
14359ca0
ILT		 8809 * README: --gc-sections and map files are now supported. Document
8810 some build requirements.
8811
b4ecf66b
ILT		 8812 PR 6992
8813 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8814 relocatable link set the value of the section symbol to zero.
8815 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8816 relocatable link don't include the section address in the local
8817 symbol value.
8818
0602e05a
ILT		 88192009-02-27 Ian Lance Taylor <iant@google.com>
8820
fd9d194f
ILT		 8821 PR 6811
8822 * options.h (class Search_directory): Add is_system_directory.
8823 (class General_options): Declare is_in_system_directory.
8824 * options.cc (get_relative_sysroot): Make static.
8825 (get_default_sysroot): Make static.
8826 (General_optoins::is_in_system_directory): New function.
8827 * fileread.cc (Input_file::is_in_system_directory): New function.
8828 * fileread.h (class Input_file): Declare is_in_system_directory.
8829 * object.h (class Object): Add is_in_system_directory.
8830 (class Input_objects): Remove system_library_directory_ field.
8831 * object.cc (Input_objects::add_object): Don't set
8832 system_library_directory_.
8833 (input_objects::found_in_system_library_directory): Remove.
8834 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8835 parameter. Change all callers.
8836 (Symbol_table::sized_write_globals): Likewise.
8837 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8838 Call Object::is_in_system_directory.
8839 * symtab.h (class Symbol_table): Update declarations.
8840
61edd21f
ILT		 8841 PR 5990
8842 * descriptors.h (Open_descriptor): Add is_on_stack field.
8843 * descriptors.cc (Descriptors::open): If the descriptor is on the
8844 top of the stack, remove it. Initialize is_on_stack field.
8845 (Descriptors::release): Only add pod to stack if it is not on the
8846 stack already.
8847 (Descriptors::close_some_descriptor): Clear stack_next and
8848 is_on_stack fields.
8849
e29e076a
ILT		 8850 PR 7091
8851 * output.cc (Output_section::find_starting_output_address): Rename
8852 from starting_output_address; add PADDR parameter; change return
8853 type.
8854 * output.h (class Output_section): Declare
8855 find_starting_output_address instead of starting_output_address.
8856 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8857 section symbol for which we can't find a merge section.
8858
0602e05a
ILT		 8859 PR 9836
8860 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8861 hidden or internal, force the symbol to be local.
8862 * resolve.cc (Symbol::override_visibility): Define.
8863 (Symbol::override_base): Use override_visibility.
8864 (Symbol_table::resolve): Likewise.
8865 (Symbol::override_base_with_special): Likewise.
8866 (Symbol_table::override_with_special): If the visibility is hidden
8867 or internal, force the symbol to be local.
8868 * symtab.h (class Symbol): Add set_visibility and
8869 override_visibility.
8870 * testsuite/ver_test_1.sh: New file.
8871 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8872 (check_DATA): Add ver_test_1.syms.
8873 (ver_test_1.syms): New target.
8874 * testsuite/Makefile.in: Rebuild.
8875
401a9a73
CC		 88762009-02-25 Cary Coutant <ccoutant@google.com>
8877
8878 * layout.cc (Layout::choose_output_section): Don't rename sections
8879 when using a linker script that has a SECTIONS clause.
8880 * Makefile.in: Regenerate.
8881
8882 * testsuite/Makefile.am (script_test_5.sh): New test case.
8883 * testsuite/Makefile.in: Regenerate.
8884 * testsuite/script_test_5.cc: New file.
8885 * testsuite/script_test_5.sh: New file.
8886 * testsuite/script_test_5.t: New file.
8887
f488e4b0
CC		 88882009-02-13 Rafael Avila de Espindola <espindola@google.com>
8889
8890 * archive.cc (Archive::include_member): Update calls to add_symbols.
8891 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8892 the Layout argument.
8893 * dynobj.h (do_add_symbols): Add the Layout argument.
8894 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8895 Layout argument.
8896 * object.h (Object::add_symbols): Add the Layout argument.
8897 (Object::do_add_symbols): Add the Layout argument.
8898 (Sized_relobj::do_add_symbols): Add the Layout argument.
8899 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8900 Unify the two versions.
8901 (Add_plugin_symbols): Remove.
8902 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8903 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8904 (Add_plugin_symbols): Remove.
8905 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8906 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8907 (Add_symbols::run): Make it work with Pulginobj.
8908
89dd1680
ILT		 89092009-02-06 Ian Lance Taylor <iant@google.com>
8910
8911 * object.cc (Sized_relobj::do_layout): Make info message start
8912 with lower case letter.
8913
266d0a74
ILT		 89142009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8915
602b464e
ILT		 8916 * binary.cc: Fix file comment.
8917
266d0a74
ILT		 8918 * options.h (enum Incremental_disposition): Define.
8919 (class General_options): Add new options: --incremental,
8920 --incremental_changed, --incremental_unchanged,
8921 --incremental_unknown. Add incremental_disposition_ and
8922 implicit_incremental_ fields.
8923 (General_options::incremental_disposition): New function.
8924 (class Position_dependent_options): Add incremental_disposition
8925 option.
8926 (Position_dependent_options::copy_from_options): Set incremental
8927 dispositions.
8928 * options.cc (General_options::parse_incremental_changed): New
8929 function.
8930 (General_options::parse_incremental_unchanged): New function.
8931 (General_options::parse_incremental_unknown): New function.
8932 (General_options::General_options): Initialize new fields
8933 incremental_disposition_ and implicit_incremental_.
8934 (General_options::finalize): Check for uasge of --incremental-*
8935 without --incremental.
8936
f073bbf7
CD		 89372009-02-06 Chris Demetriou <cgd@google.com>
8938
8939 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8940 pointer and to report location as the file name associated with
8941 the symbol.
8942 (gold_undefined_symbol_at_location): New function to replace the
8943 old gold_undefined_symbol functionality.
8944 * target-reloc.h (relocate_section): Update to use
8945 gold_undefined_symbol_at_location.
8946 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8947 Call gold_undefined_symbol function rather than gold_error.
8948 * errors.h (Errors::undefined_symbol): Take location as a
8949 string, rather than calculating it from a relocation.
8950 * errors.cc (Errors::fatal): Print "fatal error:" before the
8951 formatted message.
8952 (Errors::error, Errors::error_at_location): Print "error: "
8953 before the formatted message.
8954 (Errors::undefined_symbol): Take location as a string, rather
8955 than calculating it from a relocation.
8956 (gold_undefined_symbol_at_location): New function akin to
8957 old gold_undefined_symbol, calculates location from relocation.
8958 (gold_undefined_symbol): Change to take only a Symbol pointer
8959 and to report location as the file name associated with the symbol.
8960 * testsuite/debug_msg.sh: Update for changed error messages.
8961 * testsuite/undef_symbol.sh: Likewise.
8962
8e94a90c
ILT		 89632009-02-04 Duncan Sands <baldrick@free.fr>
8964
8965 PR 9812
8966 * reduced_debug_output.h
8967 (Output_reduced_debug_abbrev_section::failed): Use format for
8968 gold_warning.
8969 (Output_reduced_debug_info_section::faild): Likewise.
8970
88a0e15b
ILT		 89712009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8972
8973 * script.cc (Lazy_demangler): New class.
8974 (Version_script_info::get_symbol_version_helper): Demangle a
8975 symbol only once.
8976
5efc7cd2
CC		 89772009-01-29 Cary Coutant <ccoutant@google.com>
8978
8979 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8980 to __tls_get_addr.
8981 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8982
e0ebcf42
ILT		 89832009-01-28 Ian Lance Taylor <iant@google.com>
8984
5efc7cd2 8985 * version.cc (version_string): Bump to 1.9.
75fe7426 8986
e0ebcf42
ILT		 8987 * gold.h: Include <cstring> and <stdint.h>.
8988 * version.cc: Include <cstdio>.
8989 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8990 warning.
8991 * reduced_debug_output.cc (insert_into_vector): Rename from
8992 Insert_into_vector; change all callers. Use Swap_unaligned to
8993 avoid aliasing issue; remove union since it is unnecessary.
8994
8e2813be 89952009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 8996
8997 * Makefile.am (CCFILES): Add gc.cc.
8998 (HFILES): Add gc.h.
8999 * Makefile.in: Regenerate.
9000 * gold.cc (Gc_runner): New class.
9001 (queue_initial_tasks): Call garbage collection related tasks
9002 when corresponding options are invoked.
9003 (queue_middle_gc_tasks): New function.
9004 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9005 processed early before laying out sections during garbage collection.
9006 * gold.h (queue_middle_gc_tasks): New function.
9007 (is_prefix_of): Move from "layout.cc".
9008 * i386.cc (Target_i386::gc_process_relocs): New function.
9009 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9010 * main.cc (main): Create object of class "Garbage_collection".
9011 * object.cc (Relobj::copy_symbols_data): New function.
9012 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9013 (Sized_relobj::do_layout): Allow this function to be called twice
9014 during garbage collection and defer layout of section during the
6d03d481
ST		 9015 first call.
9016 * object.h (Relobj::get_symbols_data): New function.
9017 (Relobj::is_section_name_included): New function.
9018 (Relobj::copy_symbols_data): New function.
9019 (Relobj::set_symbols_data): New function.
9020 (Relobj::get_relocs_data): New function.
9021 (Relobj::set_relocs_data): New function.
9022 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9023 (Relobj::gc_process_relocs): New function.
9024 (Relobj::do_gc_process_relocs): New pure virtual function.
9025 (Relobj::sd_): New data member.
9026 (Sized_relobj::is_output_section_offset_invalid): New function.
9027 (Sized_relobj::do_gc_process_relocs): New function.
9028 * options.h (General_options::gc_sections): Modify to not be a no-op.
9029 (General_options::print_gc_sections): New option.
9030 * plugin.cc (Plugin_finish::run): Remove function call to
9031 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9032 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9033 * reloc.cc (Read_relocs::run): Add task to process relocs and
9034 determine unreferenced sections when doing garbage collection.
9035 (Gc_process_relocs): New class.
9036 (Sized_relobj::do_gc_process_relocs): New function.
9037 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9038 sections that are garbage collected.
9039 * reloc.h (Gc_process_relocs): New class.
9040 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9041 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9042 symbols whose corresponding sections are garbage collected.
9043 (Symbol_table::Symbol_table): Add new parameter for the garbage
9044 collection object.
9045 (Symbol_table::gc_mark_undef_symbols): New function.
9046 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9047 (Symbol_table::gc_mark_dyn_syms): New function.
9048 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9049 as garbage.
9050 (Symbol_table::add_from_object): Likewise.
9051 (Symbol_table::add_from_relobj): When building shared objects, do not
9052 treat externally visible symbols as garbage.
9053 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9054 table information for static and relocatable links.
9055 * symtab.h (Symbol_table::set_gc): New function.
9056 (Symbol_table::gc): New function.
9057 (Symbol_table::gc_mark_undef_symbols): New function.
9058 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9059 (Symbol_table::gc_mark_dyn_syms): New function.
9060 (Symbol_table::gc_): New data member.
e1df38aa 9061 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9062 function.
9063 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9064 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9065
3b293544
CF		 90662009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9067
9068 * options.h (General_options::gc_sections): Define as a no-op for now.
9069 (General_options::no_keep_memory): Ditto.
9070 (General_options::Bshareable): Define.
9071 * options.cc (General_options::finalize): Honor -Bshareable.
9072
83d22aa8
AS		 90732009-01-20 Andreas Schwab <schwab@suse.de>
9074
9075 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9076 read the value in the contents, since we don't use it. Use the
9077 template endianness when writing.
9078 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9079
cd536b21
AS		 90802009-01-19 Andreas Schwab <schwab@suse.de>
9081
9082 * configure.tgt (powerpc64-*): Fix targ_obj.
9083
99e9a495
ILT		 90842009-01-15 Ian Lance Taylor <iant@google.com>
9085
9086 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9087 local symbols when stripping all symbols.
9088
bbbfea06
CC		 90892009-01-14 Cary Coutant <ccoutant@google.com>
9090
99e9a495 9091 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9092
0f7c0701
CC		 90932009-01-14 Cary Coutant <ccoutant@google.com>
9094
9095 * archive.cc (Archive::get_elf_object_for_member): Remove call
9096 to File_read::claim_for_plugin.
9097 * descriptors.cc (Descriptors::open): Remove reference to
9098 is_claimed.
9099 (Descriptors::claim_for_plugin): Remove.
9100 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9101 (Descriptors::is_claimed): Remove.
9102 (claim_descriptor_for_plugin): Remove.
9103 * fileread.cc (File_read::claim_for_plugin): Remove.
9104 * fileread.h (File_read::claim_for_plugin): Remove.
9105 (File_read::descriptor): Reopen descriptor if necessary.
9106 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9107 (Plugin_manager::all_symbols_read): Add task parameter. Change
9108 all callers.
9109 (Plugin_manager::get_input_file): New function.
9110 (Plugin_manager::release_input_file): New function.
9111 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9112 corresponding data member.
9113 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9114 and pass to base constructor. Change all callers.
9115 (get_input_file, release_input_file): New functions.
9116 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9117 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9118 (Plugin_manager::all_symbols_read): Add task parameter.
9119 (Plugin_manager::get_input_file): New function.
9120 (Plugin_manager::release_input_file): New function.
9121 (Plugin_manager::task_): New data member.
9122 (Pluginobj::Pluginobj): Add filesize parameter.
9123 (Pluginobj::filename): New function.
9124 (Pluginobj::descriptor): New function.
9125 (Pluginobj::filesize): New function.
9126 (Pluginobj::filesize_): New data member.
9127 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9128 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9129 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9130
9131 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9132 with archive libraries.
9133 * testsuite/Makefile.in: Regenerate.
9134 * testsuite/plugin_test.c (struct sym_info): New type.
9135 (get_input_file, release_input_file): New static variables.
9136 (onload): Capture new transfer vector entries.
9137 (claim_file_hook): Stop reading at end of file according to filesize.
9138 Factor out parsing of readelf output into separate function.
9139 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9140 APIs and get the source file name from the symbol table. Convert
9141 source file name to corresponding object file name. Print info
9142 message when adding new input files.
9143 (parse_readelf_line): New function.
9144 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9145 * testsuite/plugin_test_2.sh: Likewise.
9146 * testsuite/plugin_test_3.sh: Likewise.
9147 * testsuite/plugin_test_4.sh: New test case.
9148
62a6d109
ILT		 91492009-01-07 Ian Lance Taylor <iant@google.com>
9150
9151 * version.cc (version_string): Bump to 1.8.
9152
483620e8
CC		 91532008-12-23 Cary Coutant <ccoutant@google.com>
9154
9155 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9156 * plugin.cc (Plugin_manager::finish): Rename as
9157 layout_deferred_objects. Move cleanup to separate function.
9158 (Plugin_manager::cleanup): New function.
9159 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9160 separately.
9161 * plugin.h (Plugin_manager::finish): Rename as
9162 layout_deferred_objects.
9163 (Plugin_manager::cleanup): New function.
9164 (Plugin_manager::cleanup_done): New field.
9165
d66a9eb3
CC		 91662008-12-23 Cary Coutant <ccoutant@google.com>
9167
9168 * plugin.cc (is_visible_from_outside): New function.
9169 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9170 so we don't return "IR only" status for exported symbols or -r links.
9171
9172 * testsuite/Makefile.am (plugin_test_3): New test case.
9173 * testsuite/Makefile.in: Regenerate.
9174 * testsuite/plugin_test_3.sh: New file.
9175
5995b570
CC		 91762008-12-22 Cary Coutant <ccoutant@google.com>
9177
9178 * object.cc (Sized_relobj::layout_section): New function.
9179 (Sized_relobj::do_layout): Defer layout of input sections until after
9180 plugin has provided replacement files.
9181 (Sized_relobj::do_layout_deferred_sections): New function.
9182 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9183 (Relobj::layout_deferred_sections): New function.
9184 (Relobj::do_layout_deferred_sections): New function.
9185 (Sized_relobj::do_layout_deferred_sections): New function.
9186 (Sized_relobj::layout_section): New function.
9187 (Sized_relobj::Deferred_layout): New structure.
9188 (Sized_relobj::deferred_layout_): New field.
9189 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9190 Change all callers. Layout deferred sections.
9191 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9192 references.
9193 (Plugin_hook::run): Move code from do_plugin_hook inline.
9194 (Plugin_hook::do_plugin_hook): Remove.
9195 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9196 (Plugin_manager::finish): Renamed, was cleanup.
9197 (Plugin_manager::should_defer_layout): New function.
9198 (Plugin_manager::add_deferred_layout_object): New function.
9199 (Plugin_manager::Deferred_layout_list): New type.
9200 (Plugin_manager::deferred_layout_objects_): New field.
9201 (Plugin_hook::do_plugin_hook): Remove.
9202
ee769c88
ILT		 92032008-12-17 Ian Lance Taylor <iant@google.com>
9204
9205 * options.h (class General_options): Add --no case for
9206 --export-dynamic.
9207
abc8dcba
CC		 92082008-12-16 Cary Coutant <ccoutant@google.com>
9209
9210 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9211 vector.
9212 (Plugin_manager::claim_file): Create plugin object even if
9213 plugin did not call the add_symbols callback.
9214 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9215 asking for more symbols than were added.
9216 * testsuite/Makefile.am (plugin_test_1): Add test case with
9217 no global symbols.
9218 (empty.syms): New target.
9219 * testsuite/Makefile.in: Regenerate.
9220 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9221 message. Don't call add_symbols if no globals.
9222 (all_symbols_read_hook): Don't provide replacement for empty
9223 claimed file.
9224
b0074644
ILT		 92252008-12-12 Ian Lance Taylor <iant@google.com>
9226
68943102
ILT		 9227 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9228 r_type == 0 for a local symbol with r_sym == 0.
9229 (scan_relocatable_relocs): Pass r_sym to
9230 local_non_section_strategy.
9231 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9232 r_sym parameter.
9233
b0074644
ILT		 9234 * configure.ac: Update test for TLS descriptors: they are
9235 supported as of glibc 2.9.
9236 * configure: Rebuild.
9237
c2508178
ILT		 92382008-12-11 Ian Lance Taylor <iant@google.com>
9239
9240 PR 7091
9241 * target-reloc.h (Default_scan_relocatable_relocs): For each
9242 function, map r_type == 0 to RELOC_DISCARD.
9243
2756a258
CC		 92442008-12-10 Cary Coutant <ccoutant@google.com>
9245
9246 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9247 object to override a kept COMDAT group from a plugin object.
9248
bb6f53d3
ILT		 92492008-12-09 Ian Lance Taylor <iant@google.com>
9250
fbc558e1
ILT		 9251 PR 7088
9252 * yyscript.y (file_cmd): Handle INPUT.
9253
bb6f53d3
ILT		 9254 * testsuite/initpri1.c: Change all declarations to be full
9255 prototypes by adding void, to avoid compiler warnings.
9256
4674ecfc
CC		 92572008-12-05 Rafael Avila de Espindola <espindola@google.com>
9258
9259 * options.cc (General_options::parse_plugin_opt): New.
9260 (General_options::add_plugin): The argument now is just the filename.
9261 (General_options::add_plugin_option): New.
9262 * options.h (plugin_opt): New.
9263 (add_plugin): Change argument name.
9264 (add_plugin_option): New.
9265 * plugin.cc (Plugin::load): Don't parse the plugin option.
9266 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9267 (Plugin::add_option): New.
9268 (Plugin::args_): Change type.
9269 (Plugin::filename_): New.
9270 (Plugin_manager::add_plugin_option): New.
9271 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9272 * testsuite/Makefile.in: Regenerate.
9273
fd06b4aa
CC		 92742008-12-05 Cary Coutant <ccoutant@google.com>
9275
9276 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9277 Handle --strip-lto-sections option.
9278 * options.h (strip_lto_sections): New option.
9279
6c52134c
CC		 92802008-12-01 Cary Coutant <ccoutant@google.com>
9281
9282 * plugin.cc (ld_plugin_message): Change format parameter to const.
9283 Fix mismatch between new[] and delete.
9284
a45248e0
CC		 92852008-11-14 Cary Coutant <ccoutant@google.com>
9286
9287 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9288 instead of -1U.
9289
c82fbeee
CS		 92902008-11-05 Craig Silverstein <csilvers@google.com>
9291
9292 * options.cc (General_options::parse_dynamic_list): New function.
9293 * options.h (General_options): New flags dynamic_list,
9294 dynamic_list_data, dynamic_list_cpp_new, and
9295 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9296 (General_options::in_dynamic_list): New function.
9297 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9298 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9299 (Lex::can_continue_name): Likewise.
9300 (yylex): Likewise.
9301 (read_script_file): New parameter script_options.
9302 (read_dynamic_list): New function.
9303 (Script_options::define_dynamic_list): New function.
9304 (dynamic_list_keyword_parsecodes): New variable.
9305 (dynamic_list_keywords): New variable.
9306 * script.h (Script_options::define_dynamic_list): New function
9307 prototype.
9308 (read_dynamic_list): New function prototype.
9309 * symtab.cc (strprefix): New macro.
9310 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9311 dynamic_list_data, dynamic_list_cpp_new, and
9312 dynamic_list_cpp_typeinfo.
9313 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9314 (dynamic_list_expr): New rule.
9315 (dynamic_list_nodes): Likewise.
9316 (dynamic_list_node): Likewise.
9317 * testsuite/Makefile.am (dynamic_list): New test.
9318 * testsuite/Makefile.in: Regenerated.
9319 * testsuite/dynamic_list.t: New file.
9320 * testsuite/dynamic_list.sh: New file.
9321
e0bb29a5
CS		 93222008-11-05 Craig Silverstein <csilvers@google.com>
9323
9324 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9325 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9326 (t11_last): Likewise.
9327 * testsuite/ver_test_6.c (main): Likewise.
9328
4e1e25e0
CC		 93292008-10-07 Cary Coutant <ccoutant@google.com>
9330
9331 * options.c (General_options::finalize): Add check for -static and
9332 -shared.
9333 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9334 is not empty.
9335
92f03fcb
CC		 93362008-10-02 Cary Coutant <ccoutant@google.com>
9337
9338 * plugin.cc (make_sized_plugin_object): Fix conditional
9339 compilation to work when not all targets are enabled.
9340
fbd8a257
CC		 93412008-09-29 Cary Coutant <ccoutant@google.com>
9342
9343 * archive.cc (Archive::get_file_and_offset): Use filename instead
9344 of name to get library path.
9345 (Archive::include_member): Unlock external member of a thin archive.
9346
9347 * testsuite/Makefile.am (TEST_AR): New variable.
9348 (thin_archive_test_1): New test.
9349 (thin_archive_test_2): New test.
81636b3f
CC		 9350 * testsuite/Makefile.in: Regenerate.
9351 * testsuite/thin_archive_main.cc: New file.
9352 * testsuite/thin_archive_test_1.cc: New file.
9353 * testsuite/thin_archive_test_2.cc: New file.
9354 * testsuite/thin_archive_test_3.cc: New file.
9355 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9356
eff45813
CC		 93572008-09-29 Cary Coutant <ccoutant@google.com>
9358
9359 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9360 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9361 instead of -1U.
9362 (Sized_relobj::do_finalize_local_symbols): Likewise.
9363 (Sized_relobj::map_to_kept_section): Likewise.
9364 * object.h (Sized_relobj::invalid_address): New constant.
9365 (Sized_relobj::do_output_section_offset): Check for invalid_address
9366 and return -1ULL.
9367 * output.cc (Output_reloc::local_section_offset): Use constant
9368 invalid_address instead of -1U.
9369 (Output_reloc::get_address): Likewise.
9370 (Output_section::output_address): Change -1U to -1ULL.
9371 * output.h (Output_reloc::invalid_address): New constant.
9372 * reloc.cc (Sized_relobj::write_sections): Use constant
9373 invalid_address instead of -1U.
9374 (Sized_relobj::relocate_sections): Likewise.
9375 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9376 values for merge sections.
9377 * target-reloc.h (relocate_for_relocatable): Use constant
9378 invalid_address instead of -1U.
9379
89fc3421
CC		 93802008-09-19 Cary Coutant <ccoutant@google.com>
9381
9382 Add plugin functionality for link-time optimization (LTO).
9383 * configure.ac (plugins): Add --enable-plugins option.
9384 * configure: Regenerate.
9385 * config.in: Regenerate.
9386 * Makefile.am (LIBDL): New variable.
9387 (CCFILES): Add plugin.cc.
9388 (HFILES): Add plugin.h.
9389 (ldadd_var): Add LIBDL.
9390 * Makefile.in: Regenerate.
9391
9392 * archive.cc: Include "plugin.h".
9393 (Archive::setup): Don't preread archive symbols when using a plugin.
9394 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9395 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9396 files.
9397 (Archive::include_member): Add symbols from plugin objects.
9398 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9399 * descriptors.cc (Descriptors::open): Check for file descriptors
9400 abandoned by plugins.
9401 (Descriptors::claim_for_plugin): New function.
9402 * descriptors.h (Descriptors::claim_for_plugin): New function.
9403 (Open_descriptor::is_claimed): New field.
9404 (claim_descriptor_for_plugin): New function.
9405 * fileread.cc (File_read::claim_for_plugin): New function.
9406 * fileread.h (File_read::claim_for_plugin): New function.
9407 (File_read::descriptor): New function.
9408 * gold.cc: Include "plugin.h".
9409 (queue_initial_tasks): Add task to call plugin hooks for generating
9410 new object files.
9411 * main.cc: Include "plugin.h".
9412 (main): Load plugin libraries.
9413 * object.h (Pluginobj): Declare.
9414 (Object::pluginobj): New function.
9415 (Object::do_pluginobj): New function.
9416 (Object::set_target): New function.
9417 * options.cc: Include "plugin.h".
9418 (General_options::parse_plugin): New function.
9419 (General_options::General_options): Initialize plugins_ field.
9420 (General_options::add_plugin): New function.
9421 * options.h (Plugin_manager): Declare.
9422 (General_options): Add --plugin option.
9423 (General_options::has_plugins): New function.
9424 (General_options::plugins): New function.
9425 (General_options::add_plugin): New function.
9426 (General_options::plugins_): New field.
9427 * plugin.cc: New file.
9428 * plugin.h: New file.
9429 * readsyms.cc: Include "plugin.h".
9430 (Read_symbols::do_read_symbols): Check for archive before checking
9431 for ELF file. Call plugin hooks to claim files.
9432 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9433 from a real object file; force override when processing replacement
9434 files.
9435 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9436 (Symbol::init_base_object): Likewise.
9437 (Symbol::init_base_output_data): Likewise.
9438 (Symbol::init_base_output_segment): Likewise.
9439 (Symbol::init_base_constant): Likewise.
9440 (Symbol::init_base_undefined): Likewise.
9441 (Symbol::output_section): Assert that object is not a plugin.
9442 (Symbol_table::add_from_pluginobj): New function.
9443 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9444 undefined.
9445 (Symbol_table::sized_write_globals): Likewise.
9446 (Symbol_table::add_from_pluginobj): Instantiate template.
9447 * symtab.h (Sized_pluginobj): Declare.
9448 (Symbol::in_real_elf): New function.
9449 (Symbol::set_in_real_elf): New function.
9450 (Symbol::in_real_elf_): New field.
9451 (Symbol_table::add_from_pluginobj): New function.
9452
9453 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9454 (LIBDL): New variable.
9455 (LDADD): Add LIBDL.
9456 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9457 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9458 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9459 (MOSTLYCLEANFILES): Likewise.
9460 * testsuite/Makefile.in: Regenerate.
9461 * testsuite/plugin_test.c: New file.
9462 * testsuite/plugin_test_1.sh: New file.
9463 * testsuite/plugin_test_2.sh: New file.
9464
de31bda5
ILT		 94652008-09-16 Ian Lance Taylor <iant@google.com>
9466
9c2d0ef9
ILT		 9467 * target-reloc.h (relocate_section): Check whether a symbol is
9468 defined by the ABI before reporting an undefined symbol error.
9469 * target.h (Target::is_defined_by_abi): Make parameter const.
9470 (Target::do_is_defined_by_abi): Likewise.
9471 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9472 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9473 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9474 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9475 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9476 * testsuite/Makefile.in: Rebuild.
9477
de31bda5
ILT		 9478 * fileread.cc (make_view): Add casts to avoid warning.
9479
9fa33bee
AO		 94802008-09-16 Alexandre Oliva <aoliva@redhat.com>
9481
9482 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9483 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9484
183fd0e3
AO		 94852008-09-16 Alexandre Oliva <aoliva@redhat.com>
9486
9487 * options.h (General_options::output_is_executable): New.
9488 (General_options::output_is_pie): New.
9489 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9490 for shared libraries.
9491 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9492
7be8330a
CD		 94932008-09-11 Chris Demetriou <cgd@google.com>
9494
9495 * options.h (origin): New -z option.
9496 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9497 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9498 in DT_FLAGS_1.
9499
a9caad02
CC		 95002008-09-05 Cary Coutant <ccoutant@google.com>
9501
9502 * fileread.cc (File_read::make_view): Add check for attempt to map
9503 beyond end of file.
9504
ae6dce4d
CC		 95052008-09-05 Cary Coutant <ccoutant@google.com>
9506
9507 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9508 explicit instantiations.
9509
d7ab2a47
KVH		 95102008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9511
9512 PR gold/6858
9513 * options.cc (General_options::finalize): Allow undefined symbols
9514 in shlibs if linking -shared.
9515
9516 PR gold/6859
9517 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9518 symbols as not needing a dynsym entry.
9519
1e52a9c1
CS		 95202008-08-20 Craig Silverstein <csilvers@google.com>
9521
9522 * fileread.cc (File_read::open): Do not lock the file unless it
9523 was successfully opened.
9524
d85c80a3
CC		 95252008-08-14 Cary Coutant <ccoutant@google.com>
9526
9527 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9528 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9529 * testsuite/tls_test.cc (struct int128): 128-bit struct
9530 for testing TLS relocs with non-zero addend.
9531 (v12): New TLS variable.
9532 (t12): New test.
9533 (t_last): Add check for v12.
9534 * testsuite/tls_test.h (t12): New function.
9535 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9536
2d924fd9
ILT		 95372008-08-13 Ian Lance Taylor <iant@google.com>
9538
9539 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9540 set tls_segment_ or relro_segment_.
9541 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9542 when appropriate.
9543 * output.h (Output_section::clear_is_relro): New function.
9544 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9545 sections specially even when output_data_ is empty.
9546 (Output_segment::maximum_alignment): When first section is relro,
9547 only force alignment for PT_LOAD segments.
9548 * script.cc (script_data_segment_align): New function.
9549 (script_data_segment_relro_end): New function.
9550 * script-c.h (script_data_segment_align): Declare.
9551 (script_data_segment_relro_end): Declare.
9552 * script-sections.h (class Script_sections): Declare
9553 data_segment_align and data_segment_relro_end. Add fields
9554 segment_align_index_ and saw_relro_end_.
9555 * script-sections.cc (class Sections_element): Add set_is_relro
9556 virtual function. Add new bool* parameter to place_orphan_here.
9557 Add get_output_section virtual function.
9558 (class Output_section_definition): Add set_is_relro. Add new
9559 bool* parameter to place_orphan_here. Add get_output_section.
9560 Add is_relro_ field.
9561 (Output_section_definition::Output_section_definition): Initialize
9562 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9563 and is_relro_ fields.
9564 (Output_section_definition::place_orphan_here): Add is_relro
9565 parameter.
9566 (Output_section_definition::set_section_addresses): Set relro for
9567 output section.
9568 (Output_section_definition::alternate_constraint): Likewise.
9569 (class Orphan_output_section): Add new bool* parameter to
9570 place_orphan_here. Add get_output_section.
9571 (Orphan_output_section::place_orphan_here): Add is_relro
9572 parameter.
9573 (Script_sections::Script_sections): Initialize
9574 data_segment_align_index_ and saw_relro_end_.
9575 (Script_sections::data_segment_align): New function.
9576 (Script_sections::data_segment_relro_end): New function.
9577 (Script_sections::place_orphan): Set or clear is_relro.
9578 (Script_sections::set_section_addresses): Force alignment of first
9579 TLS section.
9580 * yyscript.y (exp): Call script_data_segment_align and
9581 script_data_segment_relro_end.
9582 * testsuite/relro_script_test.t: New file.
9583 * testsuite/relro_test.cc (using_script): Declare.
9584 (t1, t2): Test using_script.
9585 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9586 (relro_script_test_SOURCES): Define.
9587 (relro_script_test_DEPENDENCIES): Define.
9588 (relro_script_test_LDFLAGS): Define.
9589 (relro_script_test_LDADD): Define.
9590 (relro_script_test.so): New target.
9591 * testsuite/Makefile.in: Rebuild.
9592
f827c9a9
CC		 95932008-08-06 Cary Coutant <ccoutant@google.com>
9594
9595 * archive.cc (Archive::total_archives, Archive::total_members)
9596 (Archive::total_members_loaded): New variables.
9597 (Archive::setup): Add parameter. Add option to preread
9598 archive symbols.
9599 (Archive::read_armap): Add counter.
9600 (Archive::get_file_and_offset): New function.
9601 (Archive::get_elf_object_for_member): New function.
9602 (Archive::read_all_symbols): New function.
9603 (Archive::read_symbols): New function.
9604 (Archive::add_symbols): Add counters.
9605 (Archive::include_all_members): Use armap to find members if it's
9606 already built.
9607 (Archive::include_member): Skip reading symbols if already read.
9608 Factored code into Archive::get_file_and_offset and
9609 Archive::get_elf_object_for_member. Changed call to
9610 Mapfile::report_include_archive_member.
9611 (Archive::print_stats): New function.
9612 * archive.h: Declare Object and Read_symbols_data classes.
9613 (Archive::Archive): Add initializers for new members.
9614 (Archive::setup): Add parameter.
9615 (Archive::print_stats): New function.
9616 (Archive::total_archives, Archive::total_members)
9617 (Archive::total_members_loaded): New variables.
9618 (Archive::get_file_and_offset): New function.
9619 (Archive::get_elf_object_for_member): New function.
9620 (Archive::read_all_symbols): New function.
9621 (Archive::read_symbols): New function.
9622 (Archive::Archive_member): New class.
9623 (Archive::members_): New member.
9624 (Archive::num_members_): New member.
9625 * main.cc: Include archive.h.
9626 (main): Call Archive::print_stats.
9627 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9628 archive parameter; member_name is now the fully-decorated name.
9629 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9630 * options.h: (General_options): Add --preread-archive-symbols option.
9631 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9632 Archive::setup.
9633
de4c45bd
ILT		 96342008-08-04 Ian Lance Taylor <iant@google.com>
9635
9636 * symtab.h (Symbol::use_plt_offset): New function.
9637 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9638 * powerpc.cc (Relocate::relocate): Likewise.
9639 * sparc.cc (Relocate::relocate): Likewise.
9640 * x86_64.cc (Relocate::relocate): Likewise.
9641 * testsuite/weak_plt.sh: New test.
9642 * testsuite/weak_plt_main.cc: New test.
9643 * testsuite/weak_plt_shared.cc: New test.
9644 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9645 (check_PROGRAMS): Add weak_plt.
9646 (check_DATA): Add weak_plt_shared.so.
9647 (weak_plt_main_pic.o, weak_plt): New targets.
9648 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9649 * testsuite/Makefile.in: Rebuild.
9650
9651 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9652 gcctestdir/ld.
9653 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9654 * testsuite/Makefile.in: Rebuild.
9655
323ee3f4
AM		 96562008-08-04 Alan Modra <amodra@bigpond.net.au>
9657
9658 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9659 * Makefile.in: Regenerate.
9660 * po/POTFILES.in: Regenerate.
9661
7c07ecec
ILT		 96622008-07-29 Ian Lance Taylor <iant@google.com>
9663
9664 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9665 symbols before other symbols.
9666 * testsuite/script_test_2.cc (test_addr): Declare.
9667 (test_addr_alias): Declare.
9668 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9669 values.
7c07ecec
ILT		 9670 * testsuite/script_test_2.t: Define test_addr_alias and
9671 test_addr.
9672
5778530e
ILT		 96732008-07-24 Ian Lance Taylor <iant@google.com>
9674
2a00e4fb
ILT		 9675 PR 5990
9676 * descriptors.cc: New file.
9677 * descriptors.h: New file.
9678 * gold-threads.h (class Hold_optional_lock): New class.
9679 * fileread.cc: Include "descriptors.h".
9680 (File_read::~File_read): Release descriptor rather than closing
9681 it.
9682 (File_read::open) [file]: Call open_descriptor rather than open.
9683 Set is_descriptor_opened_.
9684 (File_read::open) [memory]: Assert that descriptor is not open.
9685 (File_read::reopen_descriptor): New function.
9686 (File_read::release): Release descriptor.
9687 (File_read::do_read): Make non-const. Reopen descriptor.
9688 (File_read::read): Make non-const.
9689 (File_read::make_view): Reopen descriptor.
9690 (File_read::do_readv): Likewise.
9691 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9692 Update declarations.
9693 * layout.cc: Include "descriptors.h".
9694 (Layout::create_build_id): Use open_descriptor rather than open.
9695 * output.cc: Include "descriptors.h".
9696 (Output_file::open): Use open_descriptor rather than open.
9697 * archive.cc (Archive::const_iterator): Change Archive to be
9698 non-const.
9699 (Archive::begin, Archive::end): Make non-const.
9700 (Archive::count_members): Likewise.
9701 * archive.h (class Archive): Update declarations.
9702 * object.h (Object::read): Make non-const.
9703 * Makefile.am (CCFILES): Add descriptors.cc.
9704 (HFILES): Add descriptors.h.
9705 * Makefile.in: Rebuild.
9706
801647d1
ILT		 9707 PR 6716
9708 * gold.h: Always include <clocale>. Add Solaris workarounds
9709 following code in binutils/sysdep.h.
9710
5edd166e
ILT		 9711 PR 6048
9712 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9713 this->eh_frame_hdr_ is NULL before using it.
9714
c89ad728
ILT		 9715 * dynobj.cc (Versions::Versions): Update comment.
9716
aa86f06b
ILT		 9717 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9718 the base version name.
9719
5778530e
ILT		 9720 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9721 array size plus one.
9722 (Stringpool_template::set_string_offsets): Subtract one from key
9723 before using it as an array index.
9724 (Stringpool_template::get_offset_with_length): Likewise.
9725 (Stringpool_template::write_to_buffer): Likewise.
9726 * stringpool.h (Stringpool_template::get_offset_from_key):
9727 Likewise.
9728
057ead22
ILT		 97292008-07-23 Ian Lance Taylor <iant@google.com>
9730
7f649c59
ILT		 9731 PR 6658
9732 * object.h (Merged_symbol_value::value): Do our best to handle a
9733 negative addend.
9734
057ead22
ILT		 9735 PR 6647
9736 * script.cc (Version_script_info::get_versions): Don't add empty
9737 version tag to return value.
9738 (Version_script_info::get_symbol_version_helper): Change return
9739 type to bool. Add pversion parameter. Change all callers.
9740 (script_register_vers_node): Don't require a non-NULL tag.
9741 * script.h (class Version_script_info): Update declarations.
9742 (Version_script_info::get_symbol_version): Change return type to
9743 bool. Add version parameter. Change all callers.
9744 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9745 handling. Handle an empty version from a version script.
9746 (Symbol_table::define_special_symbol): Likewise.
9747 * testsuite/ver_test_10.script: New file.
9748 * testsuite/ver_test_10.sh: New file.
9749 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9750 (check_DATA): Add ver_test_10.syms.
9751 (ver_test_10.syms, ver_test_10.so): New target.
9752 * testsuite/Makefile.in: Rebuild.
9753
58e54ac2
CD		 97542008-07-23 Simon Baldwin <simonb@google.com>
9755
9756 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9757 to zero for undefined symbols from dynamic libraries.
9758
95d14cd3
ILT		 97592008-07-23 Ian Lance Taylor <iant@google.com>
9760
9761 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9762 Change all callers.
9763 * symtab.h (class Symbol_table): Update declaration.
9764 * testsuite/ver_test_9.cc: New file.
9765 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9766 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9767 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9768 (ver_test_9.so, ver_test_9.o): New targets.
9769 * testsuite/Makefile.in: Rebuild.
9770
92de84a6
ILT		 97712008-07-22 Ian Lance Taylor <iant@google.com>
9772
34810851
ILT		 9773 * options.h (class General_options): Define --check-sections.
9774 * layout.cc (Layout::set_segment_offsets): Handle
9775 --check-sections.
9776
af6156ef
ILT		 9777 * options.h (class General_options): Define -n/--nmagic and
9778 -N/--omagic.
9779 * options.cc (General_options::finalize): For -n/--nmagic or
9780 -N/--omagic, set -static.
9781 * layout.cc (Layout::attach_allocated_section_to_segment): If
9782 -N/--omagic, don't put read-only and read-write sections in
9783 different segments.
9784 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9785 finding a read-only segment.
9786 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9787 don't set the minimum segment alignment to the common page size,
9788 and don't set the file offset to the address modulo the page size.
9789 * script-sections.cc (Script_sections::create_segments): If
9790 -n/--omagic, don't put read-only and read-write sections in
9791 different segments.
9792
92de84a6
ILT		 9793 * cref.cc: New file.
9794 * cref.h: New file.
9795 * options.h (class General_options): Add --print-symbol-counts.
9796 * main.cc (main): Issue defined symbol report if requested.
9797 * archive.cc (Archive::interpret_header): Make into a const member
9798 function.
9799 (Archive::add_symbols): Call Input_objects::archive_start and
9800 archive_stop.
9801 (Archive::const_iterator): Define new class.
9802 (Archive::begin, Archive::end): New functions.
9803 (Archive::include_all_members): Rewrite to use iterator.
9804 (Archive::count_members): New function.
9805 * archive.h (class Archive): Update declarations.
9806 (Archive::filename): New function.
9807 * object.cc: Include "cref.h".
9808 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9809 (Sized_relobj::do_get_global_symbol_counts): New function.
9810 (Input_objects::add_object): Add object to cross-referencer.
9811 (Input_objects::archive_start): New function.
9812 (Input_objects::archive_stop): New function.
9813 (Input_objects::print_symbol_counts): New function.
9814 * object.h: Declare Cref and Archive.
9815 (Object::get_global_symbol_counts): New function.
9816 (Object::do_get_global_symbol_counts): New pure virtual function.
9817 (class Sized_relobj): Add defined_count_ field. Update
9818 declarations.
9819 (class Input_objects): Add cref_ field. Update constructor.
9820 Update declarations.
9821 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9822 defined_count_.
9823 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9824 symbol counts.
9825 (Sized_dynobj::do_get_global_symbol_counts): New function.
9826 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9827 defined_count_. Update declarations. Define Symbols typedef.
9828 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9829 parameter. Change all callers.
9830 (Symbol_table::add_from_dynobj): Add sympointers and defined
9831 parameters. Change all callers.
9832 * symtab.h (class Symbol_table): Update declarations.
9833 * Makefile.am (CCFILES): Add cref.cc.
9834 (HFILES): Add cref.h.
9835 * Makefile.in: Rebuild.
9836
3f7c5e1d
CD		 98372008-07-22 Simon Baldwin <simonb@google.com>
9838
9839 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9840 to zero when writing undefined symbols.
9841
e0b64032
ILT		 98422008-07-22 Ian Lance Taylor <iant@google.com>
9843
9844 * output.cc (Output_section::add_input_section): Don't try to
9845 merge empty merge sections.
9846
096b02cf
CS		 98472008-07-21 Craig Silverstein <csilvers@google.com>
9848
9849 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9850 Include symbol version in error message.
cd536b21 9851
1d1f116d
CD		 98522008-07-20 Chris Demetriou <cgd@google.com>
9853
cd536b21 9854 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 9855 (RANDOM_SEED_CFLAGS): New substituted variable.
9856 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9857 * configure: Rebuild.
9858 * Makefile.in: Likewise.
9859 * testsuite/Makefile.in: Likewise.
9860
a18f591e
ILT		 98612008-07-18 Ian Lance Taylor <iant@google.com>
9862
9863 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9864 where we see NAME/NULL and NAME/VERSION as separate symbols.
9865 * testsuite/ver_test_main.cc (main): Call t4.
9866 (t4, t4_2a): Define.
9867 * testsuite/ver_test_2.cc (t4_2): Define.
9868 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9869 * testsuite/ver_test_4.cc (t4_2a): Define.
9870 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9871 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9872
c6e3f6ed
ILT		 98732008-07-17 Ian Lance Taylor <iant@google.com>
9874
9875 * dynobj.cc (Versions::add_def): If we give an error about a
9876 missing version, go ahead and create the version anyhow.
9877
ef9beddf
ILT		 98782008-07-10 Ian Lance Taylor <iant@google.com>
9879
9880 Handle output sections with more than 0x7fffffff bytes.
9881 * object.h (class Relobj): Change map_to_output_ to
9882 output_sections_, and just keep a section pointer. Change all
9883 uses. Move comdat group support to Sized_relobj.
9884 (Relobj::is_section_specially_mapped): Remove.
9885 (Relobj::output_section): Remove poff parameter. Change all
9886 callers.
9887 (Relobj::output_section_offset): New function.
9888 (Relobj::set_section_offset): Rewrite.
9889 (Relobj::map_to_output): Remove.
9890 (Relobj::output_sections): New function.
9891 (Relobj::do_output_section_offset): New pure virtual function.
9892 (Relobj::do_set_section_offset): Likewise.
9893 (class Sized_relobj): Add section_offsets_ field. Add comdat
9894 group support from Relobj. Update declarations.
9895 (Sized_relobj::get_output_section_offset): New function.
9896 (Sized_relobj::do_output_section_offset): New function.
9897 (Sized_relobj::do_set_section_offset): New function.
9898 * object.cc (Relobj::output_section_address): Remove.
9899 (Sized_relobj::Sized_relobj): Initialize new fields.
9900 (Sized_relobj::include_section_group): Cast find_kept_object to
9901 Sized_relobj.
9902 (Sized_relobj::include_linkonce_section): Likewise.
9903 (Sized_relobj::do_layout): Use separate arrays for output section
9904 and output offset.
9905 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9906 output_sections.
9907 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9908 output_sections and section_offsets.
9909 (Sized_relobj::write_local_symbols): Likewise.
9910 (map_to_kept_section): Compute output address directly.
9911 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9912 output_sections and section_offsets.
9913 (Sized_relobj::write_sections): Likewise.
9914 (Sized_relobj::relocate_sections): Likewise.
9915 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9916 * output.h (class Output_reloc): Update declarations. Change
9917 u2_.relobj to Sized_relobj*.
9918 (class Output_data_reloc): Change add functions to use
9919 Sized_relobj*.
9920 * output.cc (Output_reloc::Output_reloc): Change relobj to
9921 Sized_relobj*.
9922 (Output_reloc::local_section_offset): Change return type to
9923 Elf_Addr. Use get_output_section_offset.
9924 (Output_reloc::get_address): Likewise.
9925 (Output_section::is_input_address_mapped): Don't call
9926 is_section_specially_mapped.
9927 (Output_section::output_offset): Likewise.
9928 (Output_section::output_address): Likewise.
9929 (Output_section::starting_output_address): Likewise.
9930 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9931 parameter to Sized_relobj*.
9932 (Copy_relocs::need_copy_reloc): Likewise.
9933 (Copy_relocs::save): Likewise.
9934 * copy-relocs.h (class Copy_relocs): Update declarations.
9935 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9936 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9937 * target-reloc.h (relocate_for_relocatable): Change
9938 offset_in_output_section type to Elf_Addr. Change code that uses
9939 it as well.
9940 * layout.cc (Layout::layout): Always set *off.
9941 * mapfile.cc (Mapfile::print_input_section): Use
9942 output_section_offset.
9943 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9944 Sized_relobj*.
9945 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9946 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9947 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9948
5cb66f97
ILT		 99492008-07-03 Ian Lance Taylor <iant@google.com>
9950
9951 * layout.cc (Layout::include_section): Do not discard unrecognized
9952 SHT_STRTAB sections.
9953
afe47622
CS		 99542008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9955
9956 * script.cc (Lex::can_continue_name): Make '?' allowable in
9957 version-script names.
9958 * testsuite/version_script.map: Change glob pattern to use '?'
9959
5adf9721
ILT		 99602008-06-30 Manish Singh <yosh@gimp.org>
9961
9962 PR 6585
9963 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9964 Correct typo.
9965
e6fde208
ILT		 99662008-06-30 Ian Lance Taylor <iant@google.com>
9967
9968 PR 6660
9969 PR 6682
9970 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9971 versions]: Don't try to read the value in the contents, since we
9972 don't use it. Use the template endianness when writing.
9973
3f2e6a2d
CC		 99742008-06-25 Cary Coutant <ccoutant@google.com>
9975
9976 * fileread.cc (File_read::make_view): Assert on zero-length view.
9977 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9978 symbol table when there are no symbols to read.
9979
c43d3a48
CS		 99802008-06-23 Craig Silverstein <csilvers@google.com>
9981
9982 * version.cc (version_string): Bump to 1.7
9983
5f494ea0
CS		 99842008-06-18 Craig Silverstein <csilvers@google.com>
9985
9986 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9987 constant 0xFFFF to type Valtype.
9988 (Powerpc_relocate_functions::rel16_ha): Likewise.
9989
c42e122e
ILT		 99902008-06-17 Ian Lance Taylor <iant@google.com>
9991
f34787f8
ILT		 9992 * output.h (Output_section::Input_section): Initialize p2align_ to
9993 zero for Output_section_data constructors.
9994 (Output_section::Input_section::addralign): If not an input
9995 section, return the alignment of the Output_section_data.
9996 * testsuite/copy_test.cc: New file.
9997 * testsuite/copy_test_1.cc: New file.
9998 * testsuite/copy_test_2.cc: New file.
9999 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10000 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10001 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10002 (copy_test_1_pic.o, copy_test_1.so): New targets.
10003 (copy_test_2_pic.o, copy_test_2.so): New targets.
10004 * testsuite/Makefile.in: Rebuild.
10005
c42e122e
ILT		 10006 * script-sections.cc (Script_sections::place_orphan): Initialize
10007 local variable exact.
10008
ce3ac18a
DE		 100092008-06-13 David Edelsohn <edelsohn@gnu.org>
10010
10011 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10012
42cacb20
DE		 100132008-06-12 David Edelsohn <edelsohn@gnu.org>
10014 David S. Miller <davem@davemloft.net>
10015
10016 * powerpc.cc: New file.
10017 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10018 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10019 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10020 * Makefile.in: Rebuild.
10021
7b308235
ILT		 100222008-06-09 Ian Lance Taylor <iant@google.com>
10023
10024 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10025 <exception>.
10026 (throwing, orig_terminate): New static variables.
10027 (terminate_handler): New static function.
10028 (t2): Set terminate handler.
10029
f0b886e3
ILT		 100302008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10031
10032 PR 6584
cd536b21 10033 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10034 alignment.
10035
3e90f135
CC		 100362008-05-30 Cary Coutant <ccoutant@google.com>
10037
10038 * archive.cc (Archive::include_all_members) Correct to step
10039 over symbol table and extended name table in thin archives.
10040
e09ad04a
ILT		 100412008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10042
10043 PR 6407
10044 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10045 calculation.
10046
62b01cb5
ILT		 100472008-05-28 Caleb Howe <cshowe@google.com>
10048
10049 * reduced_debug_output.cc: New file.
10050 * reduced_debug_output.h: New file.
92de84a6 10051 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10052 * options.cc (General_options::finalize): Add strip_debug_non_line
10053 to the strip heirarchy.
10054 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10055 fields.
10056 * layout.cc: Include "reduced_debug_output.h".
10057 (Layout::Layout): Initialize new fields.
10058 (line_only_debug_sections): New static array.
10059 (is_lines_only_debug_sections): New static inline function.
10060 (Layout::include_section): Handle --strip-debug-non-line.
10061 (Layout::make_output_section): If --strip-debug-non-line, build
10062 new output sections for .debug_abbrev and .debug_info.
10063 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10064 gold. Warn about possible overflow.
10065 (read_signed_LEB_128): Likewise.
10066 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10067 (read_signed_LEB_128): Declare.
10068 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10069 (HFILES): Add reduced_debug_output.h.
10070 * Makefile.in: Rebuild.
10071
7d9e3d98
ILT		 100722008-05-21 Ian Lance Taylor <iant@google.com>
10073
10074 * mapfile.cc: New file.
10075 * mapfile.h: New file.
10076 * options.h (class General_options): Add -M/--print-map and -Map.
10077 * options.cc (General_options::finalize): Make -M equivalent to
10078 -Map -.
10079 * main.cc: Include <cstdio> and "mapfile.h".
10080 (main): Open mapfile if requested.
10081 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10082 constructor. Change caller.
10083 (queue_initial_tasks): Add mapfile parameter. Change caller.
10084 (queue_middle_tasks): Likewise.
10085 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10086 declarations.
10087 * archive.cc: Include "mapfile.h".
10088 (Archive::add_symbols): Add mapfile parameter. Change all
10089 callers. Pass mapfile, symbol, and reason to include_member.
10090 (Archive::include_all_members): Add mapfile parameter. Change all
10091 callers.
10092 (Archive::include_member): Add mapfile, sym, and why parameters.
10093 Change all callers. Report inclusion to map file.
10094 * archive.h: Include "fileread.h".
10095 (class Archive): Update declarations.
10096 (Archive::file): New const method.
10097 (class Add_archive_symbols): Add mapfile_ field. Update
10098 constructor. Change all callers.
10099 * readsyms.h (class Read_symbols): Likewise.
10100 (class Finish_group): Likewise.
10101 (class Read_script): Likewise.
10102 * common.cc: Include "mapfile.h".
10103 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10104 all callers.
10105 (Symbol_table::do_allocate_commons): Likewise.
10106 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10107 symbol allocation to mapfile.
10108 * common.h (class Allocate_commons_task): Add mapfile_ field.
10109 Update constructor. Change all callers.
10110 * symtab.h (class Symbol_table): Update declarations.
10111 * layout.cc: Include "mapfile.h".
10112 (Layout_task_runner::run): Print information to mapfile.
10113 (Layout::create_gold_note): Change Output_data_fixed_space to
10114 Output_data_zero_fill.
10115 (Layout::create_build_id): Likewise.
10116 (Layout::print_to_mapfile): New function.
10117 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10118 constructor. Change caller.
10119 (class Layout): Declare print_to_mapfile.
10120 * output.cc (Output_section::Input_section::print_to_mapfile): New
10121 function.
10122 (Output_section::add_input_section): If producing a map, always
10123 add to input_sections_ list.
10124 (Output_section::do_print_to_mapfile): New function.
10125 (Output_segment::print_sections_to_mapfile): New function.
10126 (Output_segment::print_section_list_to_mapfile): New function.
10127 * output.h: Include "mapfile.h".
10128 (Output_data::print_to_mapfile): New function.
10129 (Output_data::do_print_to_mapfile): New virtual function.
10130 (Output_segment_headers::do_print_to_mapfile): New function.
10131 (Output_file_header::do_print_to_mapfile): New function.
10132 (Output_data_const::do_print_to_mapfile): New function.
10133 (class Output_data_const_buffer): Add map_name_ field. Update
10134 constructor. Change all callers. Add do_print_to_mapfile
10135 function.
10136 (class Output_data_fixed_space): Likewise.
10137 (class Output_data_space): Likewise.
10138 (class Output_data_zero_fill): New class.
10139 (Output_data_strtab::do_print_to_mapfile): New function.
10140 (Output_data_reloc_base::do_print_to_mapfile): New function.
10141 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10142 (Output_data_group::do_print_to_mapfile): New function.
10143 (Output_data_got::do_print_to_mapfile): New function.
10144 (Output_data_dynamic::do_print_to_mapfile): New function.
10145 (Output_symtab_xindex::do_print_to_mapfile): New function.
10146 (class Output_section): Declare do_print_to_mapflie. Declare
10147 print_to_mapfile in Input_section.
10148 (class Output_segment): Declare new functions.
10149 * object.h (Sized_relobj::symbol_count): New function.
10150 * script-sections.cc
10151 (Output_section_element_dot_assignment::set_section_addresses):
10152 Change Output_data_fixed_space to Output_data_zero_fill.
10153 (Output_data_expression::do_print_to_mapfile): New function.
10154 * script.cc (read_input_script): Add mapfile parameter. Change
10155 all callers.
10156 * script.h (read_input_script): Update declaration.
10157 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10158 (Eh_frame::do_print_to_mapfile): New function.
10159 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10160 (Output_merge_string::do_print_to_mapfile): New function.
10161 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10162 function.
10163 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10164 function.
10165 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10166 function.
10167 * Makefile.am (CCFILES): Add mapfile.cc.
10168 (HFILES): Add mapfile.h.
10169 * Makefile.in: Rebuild.
10170
9f1d377b
ILT		 101712008-05-19 Ian Lance Taylor <iant@google.com>
10172
10173 * options.h (class General_options): Add -z relro.
10174 * layout.cc (Layout::Layout): Initialize relro_segment_.
10175 (Layout::add_output_section_data): Return the output section.
10176 (Layout::make_output_section): Rcognize relro sections and mark
10177 them appropriately.
10178 (Layout::attach_allocated_section_to_segment): Put relro sections
10179 in a PT_GNU_RELRO segment.
10180 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10181 section as relro.
10182 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10183 PT_TLS segments.
10184 (Layout::linkonce_mapping): Map d.rel.ro.local to
10185 .data.rel.ro.local.
10186 (Layout::output_section_name): Us .data.rel.ro.local for any
10187 section which begins with that.
10188 * layout.h (class Layout): Update add_output_section_data
10189 declaration. Add relro_segment_ field.
10190 * output.cc (Output_section::Output_section): Initialize is_relro_
10191 and is_relro_local_ fields.
10192 (Output_segment::add_output_section): Group relro sections.
10193 (Output_segment::is_first_section_relro): New function.
10194 (Output_segment::maximum_alignment): If there is a relro section,
10195 align the segment to the common page size.
10196 (Output_segment::set_section_addresses): Track whether we are
10197 looking at relro sections. If the last section is a relro
10198 section, align to the common page size.
10199 (Output_segment::set_section_list_addresses): Add in_relro
10200 parameter. Change all callers. Align to the page size when
10201 moving from relro to non-relro section.
10202 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10203 segment.
10204 * output.h (class Output_section): Add is_relro_ and
10205 is_relro_local_ fields.
10206 (Output_section::is_relro): New function.
10207 (Output_section::set_is_relro): New function.
10208 (Output_section::is_relro_local): New function.
10209 (Output_section::set_is_relro_local): New function.
10210 (class Output_segment): Update declarations.
10211 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10212 * sparc.cc (Target_sparc::got_section): Likewise.
10213 * x86_64.cc (Target_x86_64::got_section): Likewise.
10214 * testsuite/relro_test_main.cc: New file.
10215 * testsuite/relro_test.cc: New file.
10216 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10217 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10218 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10219 (relro_test.so, relro_test_pic.o): New targets.
10220 * testsuite/Makefile.in: Rebuild.
10221
a984ee1d
ILT		 102222008-05-16 Ian Lance Taylor <iant@google.com>
10223
01676dcd
ILT		 10224 * output.cc (Output_segment::add_output_section): Remove front
10225 parameter.
10226 * output.h (class Output_segment): Remove
10227 add_initial_output_section and overloaded add_output_section.
10228 Update declaration of remaining add_output_section.
10229 * layout.cc (Layout::create_interp): Call add_output_section
10230 rather than add_initial_output_section.
10231 (Layout::finish_dynamic_section): Likewise.
10232
497897f9
ILT		 10233 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10234 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10235 know the dynamic type.
10236 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10237 field. Initialize it in constructor.
10238 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10239 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10240 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10241 reloc.
10242
a984ee1d
ILT		 10243 * output.cc (Output_reloc::get_address): Change return type to
10244 Elf_Addr.
10245 * output.h (class Output_reloc): Update get_address declaration.
10246 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10247 for section addresses.
10248
55ba0940
ILT		 102492008-05-09 Ian Lance Taylor <iant@google.com>
10250
10251 PR 6493
10252 * gold.cc (gold_nomem): Use return value of write.
10253
75517b77
ILT		 102542008-05-08 Ian Lance Taylor <iant@google.com>
10255
10256 * symtab.c (Symbol::init_base_output_data): Add version
10257 parameter. Change all callers.
10258 (Symbol::init_base_output_segment): Likewise.
10259 (Symbol::init_base_constant): Likewise.
10260 (Symbol::init_base_undefined): Likewise.
10261 (Sized_symbol::init_output_data): Likewise.
10262 (Sized_symbol::init_output_segment): Likewise.
10263 (Sized_symbol::init_constant): Likewise.
10264 (Sized_symbol::init_undefined): Likewise.
10265 (Symbol_table::do_define_in_output_data): If the new symbol has a
10266 version, mark it as the default.
10267 (Symbol_table::do_define_in_output_segment): Likewise.
10268 (Symbol_table::do_define_as_constant): Likewise.
10269 * symtab.h (class Symbol): Update declarations.
10270 (class Sized_symbol): Likewise.
10271 * resolve.cc (Symbol::override_version): New function.
c42e122e 10272 (Symbol::override_base): Call override_version.
75517b77
ILT		 10273 (Symbol::override_base_with_special): Likewise.
10274 * testsuite/ver_script_8.script: New file.
10275 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10276 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10277 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10278 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10279
f1f70eae
ILT		 102802008-05-06 Ian Lance Taylor <iant@google.com>
10281
f3e9c5c5
ILT		 10282 PR 6049
10283 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10284 functions.
10285 (class General_options): Remove existing --undefined, and add
10286 --no-undefined instead. Add new --undefined as synonym for -u.
10287 * archive.cc (Archive::add_symbols): Check whether symbol was
10288 named with -u.
10289 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10290 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10291 all uses. Add IS_UNDEFINED. Update declarations to split
10292 different versions of init_base. Declare init_base_undefined.
10293 (Symbol::is_defined): Handle IS_UNDEFINED.
10294 (Symbol::is_undefined): Likewise.
10295 (Symbol::is_weak_undefined): Call is_undefined.
10296 (Symbol::is_absolute): Handle IS_CONSTANT.
10297 (class Sized_symbol): Update declarations to split different
10298 versions of init. Declare init_undefined.
10299 (class Symbol_table): Declare new functions.
10300 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10301 Change all callers.
10302 (Symbol::init_base_output_data): Likewise.
10303 (Symbol::init_base_output_segment): Likewise.
10304 (Symbol::init_base_constant): Likewise.
10305 (Symbol::init_base_undefined): New function.
10306 (Sized_symbol::init_object): Rename from init. Change all
10307 callers.
10308 (Sized_symbol::init_output_data): Likewise.
10309 (Sized_symbol::init_output_segment): Likewise.
10310 (Sized_symbol::init_constant): Likewise.
10311 (Sized_symbol::init_undefined): New function.
10312 (Symbol_table::add_undefined_symbols_from_command_line): New
10313 function.
10314 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10315 function.
10316 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10317 (Symbol::output_section): Likewise.
10318 (Symbol::set_output_section): Likewise.
10319 (Symbol_table::sized_finalize_symbol): Likewise.
10320 (Symbol_table::sized_write_globals): Likewise.
10321 * resolve.cc (Symbol_table::should_override): Likewise.
10322 (Symbol::override_base_with_special): Likewise.
10323
8bdcdf2c
ILT		 10324 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10325 symbol, change it to have default visibility.
10326 * testsuite/protected_1.cc: New file.
10327 * testsuite/protected_2.cc: New file.
10328 * testsuite/protected_3.cc: New file.
10329 * testsuite/protected_main_1.cc: New file.
10330 * testsuite/protected_main_2.cc: New file.
10331 * testsuite/protected_main_3.cc: New file.
10332 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10333 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10334 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10335 (protected_1.so): New target.
10336 (protected_1_pic.o, protected_2_pic.o): New targets.
10337 (protected_3_pic.o): New target.
10338 (check_PROGRAMS): Add protected_2.
10339 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10340 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10341 * testsuite/Makefile.in: Rebuild.
10342
2b706932
ILT		 10343 * options.h (DEFINE_var): Add set_user_set_##varname__.
10344 (DEFINE_bool_alias): New macro.
10345 (class General_options): Define -Bstatic using DEFINE_bool_alias
10346 rather than DEFINE_special. Add --undefined as an alias for -z
10347 defs.
10348 * options.cc (General_options::parse_Bstatic): Remove.
10349
d82a5bcc
ILT		 10350 * options.h (class General_options): Add --fatal-warnings.
10351 * main.cc (main): Implement --fatal-warnings.
10352 * errors.h (Errors::warning_count): New function.
10353
f1f70eae
ILT		 10354 * options.h (class General_options): Add -Bsymbolic-functions.
10355 * symtab.h (Symbol::is_preemptible): Check for
10356 -Bsymbolic-functions.
10357
8825ac63
ILT		 103582008-05-05 Ian Lance Taylor <iant@google.com>
10359
d98bc257
ILT		 10360 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10361 as noVARNAME rather than no-VARNAME.
10362 (class General_options): Add option -z combreloc.
10363 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10364 get_address.
10365 (Output_reloc::sort_before) [SHT_REL]: New function.
10366 (Output_reloc::sort_before) [SHT_RELA]: New function.
10367 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10368 Sort_relocs_comparison.
10369 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10370 parameter. Change all callers.
10371 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10372 sort_relocs parameter. Change all callers.
10373 * output.cc (Output_reloc::get_address): New function, broken out
10374 of write_rel.
10375 (Output_reloc::write_rel): Call it.
10376 (Output_reloc::compare): New function.
10377 (Output_data_reloc_base::do_write): Optionally sort relocs.
10378
60b2b4e7
ILT		 10379 * configure.ac: If targ_extra_obj is set, link it in.
10380 * configure.tgt: Initialize all variables.
10381 (x86_64*): Set targ_extra_obj and targ_extra_size.
10382 * configure: Rebuild.
10383
8825ac63
ILT		 10384 * object.cc (Sized_relobj::include_section_group): Adjust section
10385 indexes read from group data. Build vector to pass to
10386 layout_group.
10387 * layout.cc (Layout::layout_group): Add flags and shndxes
10388 parameters. Remove contents parameter. Change caller. Update
10389 explicit instantiations.
10390 * layout.h (class Layout): Update layout_group declaration.
10391 * output.cc (Output_data_group::Output_data_group): Add flags and
10392 input_shndxes parameters. Remove contents parameter. Change
10393 caller.
10394 (Output_data_group::do_write): Change input_sections_ to
10395 input_shndxes_.
10396 * output.h (class Output_data_group): Update constructor
10397 declaration. Rename input_sections_ to input_shndxes_.
10398 * testsuite/many_sections_test.cc: Add template.
10399
e94cf127
CC		 104002008-04-30 Cary Coutant <ccoutant@google.com>
10401
4418b2d5
CC		 10402 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10403
e94cf127
CC		 10404 * layout.cc (Layout::include_section): Refactored check for debug
10405 info section.
10406 (Layout::add_comdat): Add new parameters. Change type
10407 of signature parameter. Add object and shndx to signatures table.
10408 (Layout::find_kept_object): New function.
10409 * layout.h: Include <cstring>.
10410 (Layout::is_debug_info_section): New function.
10411 (Layout::add_comdat): Add new parameters.
10412 (Layout::find_kept_object): New function.
10413 (Layout::Kept_section): New struct.
10414 (Layout::Signatures): Change type of map range.
10415 * object.cc (Relobj::output_section_address): New function.
10416 (Sized_relobj::include_section_group): Add new parameters. Change
10417 calls to Layout::add_comdat. Change to build table of kept comdat
10418 groups and table mapping discarded sections to kept sections.
10419 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10420 (Sized_relobj::do_layout): Change calls to include_section_group and
10421 include_linkonce_section.
10422 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10423 value to zero when section is discarded.
10424 (Sized_relobj::map_to_kept_section): New function.
10425 * object.h (Relobj::output_section_address): New function.
10426 (Relobj::Comdat_group): New type.
10427 (Relobj::find_comdat_group): New function.
10428 (Relobj::Comdat_group_table): New type.
10429 (Relobj::Kept_comdat_section): New type.
10430 (Relobj::Kept_comdat_section_table): New type.
10431 (Relobj::add_comdat_group): New function.
10432 (Relobj::set_kept_comdat_section): New function.
10433 (Relobj::get_kept_comdat_section): New function.
10434 (Relobj::comdat_groups_): New field.
10435 (Relobj::kept_comdat_sections_): New field.
10436 (Symbol_value::input_value): Update comment.
10437 (Sized_relobj::map_to_kept_section) New function.
10438 (Sized_relobj::include_linkonce_section): Add new parameter.
10439 * target-reloc.h (Comdat_behavior): New type.
10440 (get_comdat_behavior): New function.
10441 (relocate_section): Add code to map a discarded section to the
10442 corresponding kept section when applying a relocation.
10443
e4e5049b
CS		 104442008-04-30 Craig Silverstein <csilvers@google.com>
10445
10446 * dwarf_reader.cc (next_generation_count): New static var.
10447 (Addr2line_cache_entry): New struct.
10448 (addr2line_cache): New static var.
10449 (Dwarf_line_info::one_addr2line): Added caching.
10450 (Dwarf_line_info::clear_addr2line_cache): New function.
10451 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10452 cache-size parameter.
10453 (Dwarf_line_info::one_addr2line_cache): New function.
10454 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10455 new cache-size argument to one_addr2line(), and clear cache.
10456
d09e9154
CC		 104572008-04-28 Cary Coutant <ccoutant@google.com>
10458
10459 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10460 R_386_PC8 relocations.
10461
7ef73768
ILT		 104622008-04-23 Ian Lance Taylor <iant@google.com>
10463
55438702
ILT		 10464 * object.cc (Sized_relobj::include_section_group): Check for
10465 invalid section group.
10466
c165fb93
ILT		 10467 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10468 header size.
10469
7ef73768
ILT		 10470 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10471 than read for file header.
10472 * archive.cc (Archive::include_member): Likewise.
10473
6194aaab
L		 104742008-04-23 Paolo Bonzini <bonzini@gnu.org>
10475
10476 * aclocal.m4: Regenerate.
10477 * configure: Regenerate.
10478
d491d34e
ILT		 104792008-04-19 Ian Lance Taylor <iant@google.com>
10480
5ea2bac6
ILT		 10481 * version.cc (version_string): Bump to 1.6.
10482
7bc3e21a
ILT		 10483 * testsuite/Makefile.am (many_sections_r_test): New target.
10484 (many_sections_r_test_SOURCES): Remove.
10485 (many_sections_r_test_DEPENDENCIES): Remove.
10486 (many_sections_r_test_LDFLAGS): Remove.
10487 (many_sections_r_test_LDADD): Remove.
10488
7fcd3aa9
ILT		 10489 * object.cc (Sized_relobj::do_add_symbols): Always pass
10490 local_symbol_count_ to add_from_relobj.
10491
4c94d6ae
ILT		 10492 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10493 every thousand variables.
10494 * testsuite/Makefile.in: Rebuild.
10495
d491d34e
ILT		 10496 * object.cc (Xindex::initialize_symtab_xindex): New function.
10497 (Xindex::read_symtab_xindex): New function.
10498 (Xindex::sym_xindex_to_shndx): New function.
10499 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10500 available.
10501 (Sized_relobj::do_initialize_xindex): New function.
10502 (Sized_relobj::do_read_symbols): Adjust section links.
10503 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10504 parameter. Change all callers.
10505 (Sized_relobj::include_section_group): Adjust section links and
10506 symbol section indexes.
10507 (Sized_relobj::do_layout): Adjust section links.
10508 (Sized_relobj::do_count_local_symbols): Adjust section links and
10509 symbol section indexes.
10510 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10511 ordinary and special symbols.
10512 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10513 dynsym_xindex parameters. Change all callers. Adjust section
10514 links. Use SHN_XINDEX when needed.
10515 (Sized_relobj::get_symbol_location_info): Adjust section links.
10516 Don't get fooled by special symbols.
10517 * object.h (class Xindex): Define.
10518 (class Object): Add xindex_ parameter. Declare virtual functoin
10519 do_initialize_xindex.
10520 (Object::adjust_sym_shndx): New function.
10521 (Object::set_xindex): New protected function.
10522 (class Symbol_value): Add is_ordinary_shndx_ field.
10523 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10524 (Symbol_value::value): Assert ordinary section.
10525 (Symbol_value::initialize_input_to_output_map): Likewise.
10526 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10527 Change all callers.
10528 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10529 all callers.
10530 (class Sized_relobj): Update declarations.
10531 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10532 parameter. Change all callers.
10533 (Sized_relobj::adjust_shndx): New function.
10534 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10535 field.
10536 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10537 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10538 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10539 (Sized_dynobj::read_dynsym_section): Adjust section links.
10540 (Sized_dynobj::read_dynamic): Likewise.
10541 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10542 section links.
10543 (Sized_dynobj::do_initialize_xindex): New function.
10544 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10545 do_initialize_xindex.
10546 (Sized_dynobj::adjust_shndx): New function.
10547 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10548 dynsym_xindex_ fields.
10549 (Layout::finalize): Add a call to set_section_indexes before
10550 creating the symtab sections.
10551 (Layout::set_section_indexes): Don't do anything if the section
10552 already has a section index.
10553 (Layout::create_symtab_sections): Add shnum parameter. Change
10554 caller. Create .symtab_shndx section if needed.
10555 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10556 caller.
10557 (Layout::allocated_output_section_count): New function.
10558 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10559 needed.
10560 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10561 fields. Update declarations.
10562 (Layout::symtab_xindex): New function.
10563 (Layout::dynsym_xindex): New function.
10564 (class Write_symbols_task): Add layout_ field.
10565 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10566 Change caller.
10567 * output.cc (Output_section_headers::Output_section_headers): Add
10568 shstrtab_section parameter. Change all callers.
10569 (Output_section_headers::do_sized_write): Store overflow values
10570 for section count and section string table section index in
10571 section header zero.
10572 (Output_file_header::do_sized_write): Check for overflow of
10573 section count and section string table section index.
10574 (Output_symtab_xindex::do_write): New function.
10575 (Output_symtab_xindex::endian_do_write): New function.
10576 * output.h (class Output_section_headers): Add shstrtab_section_.
10577 Update declarations.
10578 (class Output_symtab_xindex): Define.
10579 (Output_section::has_out_shndx): New function.
10580 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10581 field.
10582 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10583 Change all callers.
10584 (Sized_symbol::init): Likewise.
10585 (Symbol::output_section): Check for ordinary symbol.
10586 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10587 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10588 callers.
10589 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10590 Change all callers. Simplify handling of symbols from sections
10591 not included in the link.
10592 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10593 distinction.
10594 (Weak_alias_sorter::operator()): Assert that symbols are
10595 ordinary.
10596 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10597 distinction.
10598 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10599 parameters. Change all callers.
10600 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10601 symbol distinction. Use SHN_XINDEX when needed.
10602 (Symbol_table::write_section_symbol): Add symtab_xindex
10603 parameter. Change all callers.
10604 (Symbol_table::sized_write_section_symbol): Likewise. Use
10605 SHN_XINDEX when needed.
10606 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10607 declarations.
10608 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10609 (Symbol::is_defined): Check is_ordinary.
10610 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10611 (Symbol::is_absolute, Symbol::is_common): Likewise.
10612 (class Sized_symbol): Update declarations.
10613 (class Symbol_table): Update declarations.
10614 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10615 parameters. Change all callers.
10616 (Sized_symbol::override): Likewise.
10617 (Symbol_table::override): Likewise.
10618 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10619 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10620 is_ordinary, and orig_st_shndx parameters. Change all callers.
10621 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10622 to be in an ordinary section.
10623 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10624 object and is_ordinary parameters. Change all callers.
10625 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10626 Change all callers. Don't add undefined or non-ordinary symbols
10627 to reloc_map_.
10628 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10629 Change all callers.
10630 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10631 declarations.
10632 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10633 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10634 (Sized_relobj::relocate_sections): Likewise.
10635 * target-reloc.h (scan_relocs): Adjust section symbol index.
10636 (scan_relocatable_relocs): Likewise.
10637 * i386.cc (Scan::local): Check for ordinary symbols.
10638 * sparc.cc (Scan::local): Likewise.
10639 * x86_64.cc (Scan::local): Likewise.
10640 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10641 to symbol_section_and_value.
10642 * testsuite/many_sections_test.cc: New file.
10643 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10644 (check_PROGRAMS): Add many_sections_test.
10645 (many_sections_test_SOURCES): Define.
10646 (many_sections_test_DEPENDENCIES): Define.
10647 (many_sections_test_LDFLAGS): Define.
10648 (BUILT_SOURCES): Add many_sections_define.h.
10649 (many_sections_define.h): New target.
10650 (BUILT_SOURCES): Add many_sections_check.h.
10651 (many_sections_check.h): New target.
10652 (check_PROGRAMS): Add many_sections_r_test.
10653 (many_sections_r_test_SOURCES): Define.
10654 (many_sections_r_test_DEPENDENCIES): Define.
10655 (many_sections_r_test_LDFLAGS): Define.
10656 (many_sections_r_test_LDADD): Define.
10657 (many_sections_r_test.o): New target.
10658 * testsuite/Makefile.in: Rebuild.
10659
c5818ff1
CC		 106602008-04-17 Cary Coutant <ccoutant@google.com>
10661
10662 * errors.cc (Errors::info): New function.
10663 (gold_info): New function.
10664 * errors.h (Errors::info): New function.
10665 * gold.h (gold_info): New function.
10666 * object.cc (Input_objects::add_object): Print trace output.
10667 * options.cc (options::parse_set): New function.
10668 (General_options::parse_wrap): Deleted.
10669 (General_options::General_options): Deleted initializer.
10670 * options.h (options::String_set): New typedef.
10671 (options::parse_set): New function.
10672 (DEFINE_set): New macro.
10673 (General_options::wrap): Changed to use DEFINE_set. Changed
10674 callers of any_wrap_symbols and is_wrap_symbol.
10675 (General_options::trace, General_options::trace_symbol):
10676 New options.
10677 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10678 (General_options::wrap_symbols_): Deleted.
10679 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10680
b5be4a7c
DM		 106812008-04-17 David S. Miller <davem@davemloft.net>
10682
10683 * options.cc (General_options::parse_V): New function.
10684 * options.h: Add entries for -V and -Qy.
10685
155a0dd7
ILT		 106862008-04-17 Ian Lance Taylor <iant@google.com>
10687
10688 * common.cc (Symbol_table::allocate_commons): Remove options
10689 parameter. Change caller.
10690 (Symbol_table::do_allocate_commons): Remove options parameter.
10691 Change caller. Just call do_allocate_commons_list twice.
10692 (Symbol_table::do_allocate_commons_list): New function, broken out
10693 of do_allocate_commons.
10694 * common.h (class Allocate_commons_task): Remove options_ field.
10695 Update constructor.
10696 * symtab.cc (Symbol_table::Symbol_table): Initialize
10697 tls_commons_.
10698 (Symbol_table::add_from_object): Put TLS common symbols on
10699 tls_commons_ list.
10700 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10701 which are IN_OUTPUT_DATA.
10702 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10703 allocate_commons and do_allocate_commons declarations. Declare
10704 do_allocate_commons_list.
10705 * gold.cc (queue_middle_tasks): Update creation of
10706 Allocate_commons_task to not pass options.
10707 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10708 (TLS_TEST_C_FLAGS): New variable.
10709 (tls_test_c_pic.o): New target.
10710 (tls_test_shared.so): Link in tls_test_c_pic.o.
10711 (tls_test_c_pic_ie.o): New target.
10712 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10713 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10714 (tls_test_c.o): New target.
10715 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10716 (tls_pic_test_LDADD): Likewise.
10717 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10718 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10719 (tls_test_c_gnu2.o): New target.
10720 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10721 tls_test_c_gnu2.o.
10722 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10723 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10724 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10725 * testsuite/tls_test.cc: Include "config.h".
10726 (t_last): Call t11_last.
10727 * testsuite/tls_test.h (t11, t11_last): Declare.
10728 * testsuite/tls_test_c.c: New file.
10729 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10730 * configure.ac: Check for OpenMP support.
10731 * configure, config.in, Makefile.in: Rebuild.
10732 * testsuite/Makefile.in: Rebuild.
10733
edfbb029
CC		 107342008-04-16 Cary Coutant <ccoutant@google.com>
10735
10736 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10737 (Target_i386::tls_base_symbol_defined_): New field.
10738 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10739 (Target_i386::Scan::global): Likewise.
10740 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10741 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10742 (Target_x86_64::tls_base_symbol_defined_): New field.
10743 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10744 (Target_x86_64::Scan::global): Likewise.
10745
f3c69fca
CC		 107462008-04-16 Cary Coutant <ccoutant@google.com>
10747
10748 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10749 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10750 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10751 building shared libraries.
10752 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10753 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10754 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10755 * testsuite/Makefile.in: Rebuild.
10756 * testsuite/weak_undef.h: New file.
10757 * testsuite/weak_undef_file1.cc: Add extra test cases.
10758 * testsuite/weak_undef_file2.cc: Likewise.
10759 * testsuite/weak_undef_test.cc: Likewise.
10760
7c414435
DM		 107612008-04-16 David S. Miller <davem@davemloft.net>
10762
32b769e1
DM		 10763 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10764 Add issued_non_pic_error_ field. Declare check_non_pic.
10765 (Target_sparc::Scan::check_non_pic): New function.
10766 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10767 (Target_sparc::Scan::global): Likewise.
10768
11936fb1
DM		 10769 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10770 * configure: Rebuild.
10771
7c414435
DM		 10772 * options.h (DEFINE_enable): New macro.
10773 (new_dtags): New enable option.
10774 (initfirst, interpose, loadfltr, nodefaultlib,
10775 nodelete, nodlopen, nodump): New -z options.
10776 * layout.cc (Layout:finish_dynamic_section): If new
10777 dtags enabled, emit DT_RUNPATH. Also, emit a
10778 DT_FLAGS_1 containing any specified -z flags.
10779
85c7bf8b
ILT		 107802008-04-16 Ian Lance Taylor <iant@google.com>
10781
12c0daef
ILT		 10782 * copy-relocs.cc: New file.
10783 * copy-relocs.h: New file.
10784 * reloc.cc: Remove Copy_relocs code.
10785 * reloc.h: Likewise.
10786 * reloc-types.h (struct Reloc_types) [both versions]: Add
10787 get_reloc_addend_noerror.
10788 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10789 variants of add_global which take an addend which must be zero.
10790 * i386.cc: Include "copy-relocs.h".
10791 (class Target_i386): Change type of copy_relocs_ to variable,
10792 update initializer.
10793 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10794 Change all callers.
10795 (Target_i386::do_finalize_sections): Change handling of
10796 copy_relocs_.
10797 * sparc.cc: Include "copy-relocs.h".
10798 (class Target_sparc): Change type of copy_relocs_ to variable,
10799 update initializer.
10800 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10801 Change all callers.
10802 (Target_sparc::do_finalize_sections): Change handling of
10803 copy_relocs_.
10804 * x86_64.cc: Include "copy-relocs.h".
10805 (class Target_x86_64): Change type of copy_relocs_ to variable,
10806 update initializer.
10807 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10808 class. Change all callers.
10809 (Target_x86_64::do_finalize_sections): Change handling of
10810 copy_relocs_.
10811 * Makefile.am (CCFILES): Add copy-relocs.cc.
10812 (HFILES): Add copy-relocs.h.
10813
4f4995b6
ILT		 10814 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10815
85c7bf8b
ILT		 10816 * testsuite/script_test_4.sh: Permit leading zeroes.
10817
4f2a9edd
ILT		 108182008-04-15 Ian Lance Taylor <iant@google.com>
10819
e6188289
ILT		 10820 * script-sections.cc (Script_sections::create_segments): Use
10821 header_size_adjustment even when there is enough room for the
10822 headers.
10823 * testsuite/script_test_4.sh: New file.
10824 * testsuite/script_test_4.t: New file.
10825 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10826 (check_DATA): Add script_test_4.stdout.
10827 (MOSTLYCLEANFILES): Likewise.
10828 (script_test_4): New target.
10829 (script_test_4.stdout): New target.
10830 * testsuite/Makefile.in: Rebuild.
10831
4f2a9edd
ILT		 10832 * sparc.cc: Add definitions for Output_data_plt_sparc class
10833 constants.
10834
f5314dd5
DM		 108352008-04-14 David S. Miller <davem@davemloft.net>
10836
10837 * sparc.cc: New file.
10838 * Makefile.am (TARGETSOURCES): Add sparc.cc
10839 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10840 * configure.tgt: Document targ_extra_size and
10841 targ_extra_big_endian. Add entries for sparc-* and
10842 sparc64-*.
10843 * configure.ac: Handle targ_extra_size and
10844 targ_extra_big_endian.
10845 * Makefile.in: Rebuild.
10846 * configure: Likewise.
10847 * po/POTFILES.in: Likewise.
10848 * po/gold.pot: Likewise.
10849
154e0e9a
ILT		 108502008-04-14 Ian Lance Taylor <iant@google.com>
10851
10852 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10853 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10854 in the name/type/flags to section mapping. Don't call
10855 allocate_output_section.
10856 (Layout::choose_output_section): Change parameter from adjust_name
10857 to is_input_section. Don't permit input sections after sections
10858 are attached to segments. Don't call allocate_output_section.
10859 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10860 not write_enable_output_section.
10861 (Layout::make_output_section): Don't push to
10862 unattached_section_list_ nor call attach_to_segment. Call
10863 attach_section_to_segment if sections are attached.
10864 (Layout::attach_sections_to_segments): New function.
10865 (Layout::attach_section_to_segment): New function.
10866 (Layout::attach_allocated_section_to_segment): Rename from
10867 attach_to_segment. Remove flags parameter.
10868 (Layout::allocate_output_section): Remove function.
10869 (Layout::write_enable_output_section): Remove function.
10870 * layout.h (class Layout): Update for above changes. Add new
10871 field sections_are_attached_.
10872 * output.h (Output_section::update_flags_for_input_section): New
10873 function.
10874 * output.cc (Output_section::add_input_section): Call
10875 update_flags_for_input_section.
10876 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10877
009a67a2
CC		 108782008-04-11 Cary Coutant <ccoutant@google.com>
10879
10880 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10881 thought unnecessary.
10882 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10883
759b1a24
ILT		 108842008-04-11 Ian Lance Taylor <iant@google.com>
10885
10886 * output.h (class Output_section_data): Remove inline definition
10887 of set_addralign.
10888 * output.cc (Output_section_data::set_addralign): New function.
10889
c2b45e22
CC		 108902008-04-11 Cary Coutant <ccoutant@google.com>
10891
10892 Add support for TLS descriptors for i386 and x86_64.
10893 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10894 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10895 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10896 GOT_TYPE_TLS_DESC.
10897 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10898 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10899 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10900 relocations.
10901 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10902 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10903 Fix problem with initial-exec relocations.
10904 (Target_i386::Relocate::relocate_tls): Likewise.
10905 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10906 relaxation.
10907 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10908 support for section-plus-offset dynamic table entries.
10909 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10910 (Output_data_dynamic::Dynamic_entry): Add support for
10911 section-plus-offset dynamic table entries.
10912 (Output_data_dynamic::Classification): Likewise.
10913 (Output_data_dynamic::classification_): Renamed offset_.
10914 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10915 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10916 (Target_x86_64::make_plt_section): New function.
10917 (Target_x86_64::reserve_tlsdesc_entries): New function.
10918 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10919 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10920 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10921 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10922 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10923 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10924 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10925 add extra PLT entry for TLS descriptors.
10926 (Output_data_plt_x86_64::got_): New field.
10927 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10928 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10929 fields.
10930 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10931 descriptors.
10932 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10933 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10934 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10935 R_386_TLS_DESC_CALL relocations.
10936 (Target_x86_64::Scan::global): Likewise.
10937 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10938 for TLS descriptors.
10939 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10940 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10941 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10942 GD-to-IE relaxation.
10943 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10944 and TLS_DESCRIPTORS.
10945 * Makefile.in: Rebuild.
10946 * configure: Rebuild.
10947 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10948 (tls_test_shared2.so): New target.
10949 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10950 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10951 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10952 (tls_shared_gd_to_ie_test_LDADD): New variable.
10953 (tls_shared_gnu2_gd_to_ie_test): New target.
10954 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10955 New targets.
10956 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10957 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10958 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10959 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10960 (tls_shared_gnu2_test): New target.
10961 (tls_test_gnu2_shared.so): New target.
10962 (tls_shared_gnu2_test_SOURCES): New variable.
10963 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10964 (tls_shared_gnu2_test_LDFLAGS): New variable.
10965 (tls_shared_gnu2_test_LDADD): New variable.
10966 * testsuite/Makefile.in: Rebuild.
10967 * testsuite/Makefile.
10968
83bfb6b7
ILT		 109692008-04-11 Ian Lance Taylor <iant@google.com>
10970
10971 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10972 justsyms.t.
10973 * testsuite/Makefile.in: Rebuild.
10974
10975 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10976 long.
10977 * testsuite/script_test_2.cc (main): Adjust test.
10978
706e1f5e
ILT		 109792008-04-11 David S. Miller <davem@davemloft.net>
10980 Ian Lance Taylor <iant@google.com>
10981
10982 * options.h (General_options): Add entries for '-Y' and
10983 '-relax'.
10984 * options.cc (General_options:finalize): If -Y was used, add those
10985 entries to the library path instead of the default "/lib" and
10986 "/usr/lib".
10987
7c98e6bb
DM		 109882008-04-11 David S. Miller <davem@davemloft.net>
10989
10990 * testsuite/justsyms.t: Start at 0x100.
10991 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 10992 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10993 long.
10994 * testsuite/script_test_2.cc: Adjust string and section length
10995 checks.
7c98e6bb 10996
99a37bfd
ILT		 109972008-04-09 Ian Lance Taylor <iant@google.com>
10998
2cefc357
ILT		 10999 PR gold/5996
11000 * script-sections.cc (Sections_element::allocate_to_segment): Add
11001 orphan parameter.
11002 (Output_section_definition::allocate_to_segment): Likewise.
11003 (Orphan_output_section::allocate_to_segment): Likewise.
11004 (Script_sections::attach_sections_using_phdrs_clause): Don't
11005 propagate non-PT_LOAD segments to orphan sections.
11006 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11007 readelf rather than objdump.
11008 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11009 .interp section and PT_INTERP segment are the same size.
11010 * testsuite/Makefile.in: Rebuild.
11011
99a37bfd
ILT		 11012 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11013 aliases for symbols defined in the same object.
11014 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11015 (weak_alias_test_SOURCES): New variable.
11016 (weak_alias_test_DEPENDENCIES): New variable.
11017 (weak_alias_test_LDFLAGS): New variable.
11018 (weak_alias_test_LDADD): New variable.
11019 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11020 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11021 (weak_alias_test_3.o): New target.
11022 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11023 * testsuite/weak_alias_test_main.cc: New file.
11024 * testsuite/weak_alias_test_1.cc: New file.
11025 * testsuite/weak_alias_test_2.cc: New file.
11026 * testsuite/weak_alias_test_3.cc: New file.
11027
780e49c5
ILT		 110282008-04-08 Ian Lance Taylor <iant@google.com>
11029
cdb0b8f5
ILT		 11030 * options.h (class General_options): Add --noinhibit-exec option.
11031 * main.cc (main): Check --noinhibit-exec.
11032
0864d551
ILT		 11033 * options.h (class General_options): Define --wrap as a special
11034 option. Add wrap_symbols_ field.
11035 (General_options::any_wrap_symbols): New function.
11036 (General_options::is_wrap_symbol): New function.
11037 * options.cc (General_options::parse_wrap): New function.
11038 (General_options::General_options): Initialize wrap_symbols_.
11039 * symtab.cc (Symbol_table::wrap_symbol): New function.
11040 (Symbol_table::add_from_object): Handle --wrap.
11041 * symtab.h (class Symbol_table): Declare wrap_symbol.
11042 * target.h (Target::wrap_char): New function.
11043 (Target::Target_info): Add wrap_char field.
11044 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11045 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11046 * testsuite/testfile.cc (Target_test::test_target_info):
11047 Likewise.
11048
789aa6de
ILT		 11049 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11050 there is one.
11051
2c38906f
ILT		 11052 * layout.h (class Layout): Add added_eh_frame_data_ field.
11053 * layout.cc (Layout::Layout): Initialize new field.
11054 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11055 output section until we find a section we merged successfully.
11056 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11057 that the size be non-zero.
11058
780e49c5
ILT		 11059 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11060 qualifier.
11061
7fcd0256
ILT		 110622008-04-08 Craig Silverstein <csilvers@google.com>
11063
11064 * configure.ac: Export new conditional variable HAVE_ZLIB.
11065 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11066 on HAVE_ZLIB.
11067 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11068 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11069
6835af53
ILT		 110702008-04-07 Ian Lance Taylor <iant@google.com>
11071
e24f324c
ILT		 11072 * version.cc (version_string): Set to "1.5".
11073
a036edd8
ILT		 11074 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11075 Add issued_non_pic_error_ field. Declare check_non_pic.
11076 (Target_x86_64::Scan::check_non_pic): New function.
11077 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11078 (Target_x86_64::Scan::global): Likewise.
11079
624f8810
ILT		 11080 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11081 addend parameter. Change caller. Handle merge sections.
11082 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11083 Address to Addend. Don't add in the result of
11084 local_section_offset, pass down the addend and use the returned
11085 value.
11086 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11087 Update declarations of local_section_offset and symbol_value.
11088 * testsuite/two_file_test_1.cc (t18): New function.
11089 * testsuite/two_file_test_2.cc (f18): New function.
11090 * testsuite/two_file_test_main.cc (main): Call t18.
11091 * testsuite/two_file_test.h (t18, f18): Declare.
11092
6835af53
ILT		 11093 * configure.ac: Don't test for objdump, c++filt, or readelf.
11094 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11095 conditionals.
11096 (TEST_READELF): New variable.
11097 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11098 (check_PROGRAMS): Add two_file_strip_test.
11099 (two_file_strip_test): New target.
11100 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11101 (two_file_same_shared_strip_test_SOURCES): New variable.
11102 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11103 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11104 (two_file_same_shared_strip_test_LDADD): New variable.
11105 (two_file_shared_strip.so): New target.
11106 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11107 (ver_test_5.syms, ver_test_7.syms): Likewise.
11108 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11109 (strip_test_3.stdout): Use TEST_OBJDUMP.
11110 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11111
86925eef
CC		 111122008-04-04 Cary Coutant <ccoutant@google.com>
11113
11114 * symtab.h (Symbol::is_weak_undefined): New function.
11115 (Symbol::is_strong_undefined): New function.
11116 (Symbol::is_absolute): New function.
11117 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11118 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11119 absolute symbols.
11120 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11121 (weak_undef_test): New target.
11122 * testsuite/Makefile.in: Rebuild.
11123 * testsuite/weak_undef_file1.cc: New file.
11124 * testsuite/weak_undef_file2.cc: New file.
11125 * testsuite/weak_undef_test.cc: New file.
11126
126f3ece
ILT		 111272008-04-03 Craig Silverstein <csilvers@google.com>
11128
11129 * compressed_output.h (class Output_compressed_section): Use
11130 unsigned buffer.
11131 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11132 add zlib header.
11133 (zlib_compressed_suffix): Removed.
11134 (Output_compressed_section::set_final_data_size): Use unsigned
11135 buffers.
11136 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11137 Fix linker invocation.
11138 (flagstest_o_specialfile_and_compress_debug_sections):
11139 Likewise.
11140 * testsuite/Makefile.in: Regenerated.
11141
deae2a14
DM		 111422008-04-02 David S. Miller <davem@davemloft.net>
11143
11144 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11145 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11146
70752818
ILT		 111472008-04-02 Craig Silverstein <csilvers@google.com>
11148
11149 * TODO: New file.
11150
39d0cb0e
ILT		 111512008-04-02 Ian Lance Taylor <iant@google.com>
11152
11153 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11154 parameters. Update for new key type to views_. Change all
11155 callers.
11156 (File_read::read): Adjust for byteshift in returned view.
11157 (File_read::add_view): New function, broken out of
11158 find_and_make_view.
11159 (File_read::make_view): New function, broken out of
11160 find_and_make_view.
11161 (File_read::find_or_make_view): Add offset and aligned
11162 parameters. Rewrite accordingly. Change all callers.
11163 (File_read::get_view): Add offset and aligned parameters. Adjust
11164 for byteshift in return value.
11165 (File_read::get_lasting_view): Likewise.
11166 * fileread.h (class File_read): Update declarations.
11167 (class File_read::View): Add byteshift_ field. Add byteshift to
11168 constructor. Add byteshift method.
11169 * archive.h (Archive::clear_uncached_views): New function.
11170 (Archive::get_view): Add aligned parameter. Change all callers.
11171 * object.h (Object::get_view): Add aligned parameter. Change all
11172 callers.
11173 (Object::get_lasting_view): Likewise.
11174
11175 * fileread.cc (File_read::release): Don't call clear_views if
11176 there are multiple objects.
11177 * fileread.h (File_read::clear_uncached_views): New function.
11178 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11179 on the archive.
11180
a1207466
CC		 111812008-03-31 Cary Coutant <ccoutant@google.com>
11182
11183 Add thin archive support.
11184 * archive.cc (Archive::armagt): New const.
11185 (Archive::setup): Remove task parameter and calls to unlock.
11186 (Archive::unlock_nested_archives): New function.
11187 (Archive::read_header): Add nested_off parameter. Change
11188 all callers.
11189 (Archive::interpret_header): Likewise.
11190 (Archive::include_all_members): Change to handle thin
11191 archives.
11192 (Archive::include_member): Likewise.
11193 * archive.h (Archive::Archive): Add new parameters and
11194 initializers.
11195 (Archive::armagt): New const.
11196 (Archive::setup): Remove task parameter.
11197 (Archive::unlock_nested_archives): New function.
11198 (Archive::read_header): Add nested_off parameter.
11199 (Archive::interpret_header): Likewise.
11200 (Archive::Nested_archive_table): New typedef.
11201 (Archive::is_thin_archive_): New field.
11202 (Archive::nested_archives_): New field.
11203 (Archive::options_): New field.
11204 (Archive::dirpath_): New field.
11205 (Archive::task_): New field.
11206 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11207 for thin archives. Pass additional parameters to
11208 Archive::Archive. Unlock the archive file after calling
11209 Archive::setup.
cd536b21 11210
479f6503
ILT		 112112008-03-29 Ian Lance Taylor <iant@google.com>
11212
686c8caf
ILT		 11213 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11214 version symbol to be local.
11215 * testsuite/ver_test_4.sh: New file.
11216 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11217 (check_DATA): Add ver_test_4.syms.
11218 (ver_test_4.syms): New target.
11219 * testsuite/Makefile.in: Rebuild.
11220
ab794b6b
ILT		 11221 * output.cc
11222 (Output_section::Input_section_sort_entry::has_priority): New
11223 function.
11224 (Output_section::Input_section_sort_entry::match_file_name): New
11225 function.
11226 (Output_section::Input_section_sort_entry::match_section_name):
11227 Remove.
11228 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11229 Remove.
11230 (Output_section::Input_section_sort_entry::match_section_file):
11231 Remove.
11232 (Output_section::Input_section_sort_compare::operator()): Rewrite
11233 using new Input_section_sort_entry functions. Sort crtbegin and
11234 crtend first. Sort sections with no priority before sections with
11235 a priority.
11236 * testsuite/initpri1.c (d3): Check j != 4.
11237 (cd5): New constructor/destructor function.
11238 (main): Check j != 2.
11239
479f6503
ILT		 11240 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11241 new symbol when resolving, don't call set_is_default.
11242 * testsuite/ver_test_7.cc: New file.
11243 * testsuite/ver_test_7.sh: New file.
11244 * testsuite/Makefile.am (ver_test_7.so): New target.
11245 (ver_test_7.o): New target.
11246 (check_SCRIPTS): Add ver_test_7.sh.
11247 (check_DATA): Add ver_test_7.syms.
11248 (ver_test_7.syms): New target.
11249
2fd32231
ILT		 112502008-03-28 Ian Lance Taylor <iant@google.com>
11251
11252 * layout.cc (Layout::layout): If we see an input section with a
11253 name that needs sorting, set the must_sort flag for the output
11254 section.
11255 (Layout::make_output_section): If the name of the output section
11256 indicates that it might require sorting, set the may_sort flag.
11257 * output.h (Output_section::may_sort_attached_input_sections): New
11258 function.
11259 (Output_section::set_may_sort_attached_input_sections): New
11260 function.
11261 (Output_section::must_sort_attached_input_sections): New
11262 function.
11263 (Output_section::set_must_sort_attached_input_sections): New
11264 function.
11265 (class Output_section): Declare Input_section_sort_entry. Define
11266 Input_section_sort_compare. Declare
11267 sort_attached_input_sections. Add new fields:
11268 may_sort_attached_input_sections_,
11269 must_sort_attached_input_sections_,
11270 attached_input_sections_are_sorted_.
11271 * output.cc (Output_section::Output_section): Initialize new
11272 fields.
11273 (Output_section::add_input_section): Add an entry to
11274 input_sections_ if may_sort or must_sort are true.
11275 (Output_section::set_final_data_size): Call
11276 sort_attached_input_sections if necessary.
11277 (Output_section::Input_section_sort_entry): Define new class.
11278 (Output_section::Input_section_sort_compare::operator()): New
11279 function.
11280 (Output_section::sort_attached_input_sections): New function.
11281 * configure.ac: Check whether the compiler supports constructor
11282 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11283 * testsuite/initpri1.c: New file.
11284 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11285 CONSTRUCTOR_PRIORITY.
11286 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11287 (initpri1_LDFLAGS): New variable.
11288 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11289
18e6b24e
ILT		 112902008-03-27 Ian Lance Taylor <iant@google.com>
11291
49bdd526
ILT		 11292 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11293 * testsuite/common_test_1.c: New file.
11294 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11295 (common_test_1_SOURCES): New variable.
11296 (common_test_1_DEPENDENCIES): New variable.
11297 (common_test_1_LDFLAGS): New variable.
11298
18e6b24e
ILT		 11299 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11300 and commons_ correctly when NAME/VERSION does not override
11301 NAME/NULL.
11302 * testsuite/ver_test_6.c: New file.
11303 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11304 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11305 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11306
04bf7072
ILT		 113072008-03-26 Ian Lance Taylor <iant@google.com>
11308
5871526f
ILT		 11309 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11310 of an undefined symbol from a version script.
11311 * testsuite/Makefile.am (ver_test_5.so): New target.
11312 (ver_test_5.o): New target.
11313 (check_SCRIPTS): Add ver_test_5.sh.
11314 (check_DATA): Add ver_test_5.syms.
11315 (ver_test_5.syms): New target.
11316 * testsuite/ver_test_5.cc: New file.
11317 * testsuite/ver_test_5.script: New file.
11318 * testsuite/ver_test_5.sh: New file.
11319 * Makefile.in, testsuite/Makefile.in: Rebuild.
11320
04bf7072
ILT		 11321 PR gold/5986
11322 Fix problems building gold with gcc 4.3.0.
11323 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11324 (gold_error_at_location, gold_warning_at_location): Use it.
11325 * configure.ac: Check whether we can compile and use a template
11326 function with a printf attribute.
11327 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11328 when jumping over bytes.
11329 * object.cc: Instantiate Object::read_section_data.
11330 * debug.h: Include <cstring>
11331 * dwarf_reader.cc: Include <algorithm>
11332 * main.cc: Include <cstring>.
11333 * options.cc: Include <cstring>.
11334 * output.cc: Include <cstring>.
11335 * script.cc: Include <cstring>.
11336 * script.h: Include <string>.
11337 * symtab.cc: Include <cstring> and <algorithm>.
11338 * target-select.cc: Include <cstring>.
11339 * version.cc: Include <string>.
11340 * testsuite/testmain.cc: Include <cstdlib>.
11341 * configure, config.in: Rebuild.
11342
874c5b28
ILT		 113432008-03-25 Ian Lance Taylor <iant@google.com>
11344
819d6c3a
ILT		 11345 * options.cc: Include "../bfd/bfdver.h".
11346 (options::help): Print bug reporting address.
11347
f4b2c6f5
ILT		 11348 * version.cc (print_version): Adjust output for current value of
11349 BFD_VERSION_STRING.
11350
11351 * NEWS: New file.
11352
e96caa79
ILT		 11353 * options.cc (options::help): Print list of supported targets.
11354 * target-select.h: Include <vector>.
11355 (class Target_selector): Make machine_, size_, and is_big_endian_
11356 fields const. Add bfd_name_ and instantiated_target_ fields.
11357 (Target_selector::Target_selector): Add bfd_name parameter.
11358 (Target_selector::recognize): Make non-virtual, call
11359 do_recognize.
11360 (Target_selector::recognize_by_name): Make non-virtual, call
11361 do_recognize_by_name.
11362 (Target_selector::supported_names): New function.
11363 (Target_selector::bfd_name): New function.
11364 (Target_selector::do_instantiate_target): New pure virtual
11365 function.
11366 (Target_selector::do_recognize): New virtual function.
11367 (Target_selector::do_recognize_by_name): New virtual function.
11368 (Target_selector::instantiate_target): New private function.
11369 (supported_target_names): Declare.
11370 * target-select.cc (Target_selector::Target_selector): Update for
11371 new parameter and fields.
11372 (select_target_by_name): Check that the name matches before
11373 calling recognize_by_name.
11374 (supported_target_names): New function.
11375 * i386.cc (class Target_selector_i386): Update Target_selector
11376 constructor call. Remove recognize and recognize_by_name. Add
11377 do_instantiate_target.
11378 * x86_64.cc (class Target_selector_x86_64): Likewise.
11379 * testsuite/testfile.cc (class Target_selector_test): Update for
11380 changes to Target_selector.
11381
874c5b28
ILT		 11382 * README: Rewrite, with some notes on unsupported features.
11383
0a65a3a7
CC		 113842008-03-24 Cary Coutant <ccoutant@google.com>
11385
11386 * i386.cc (Target_i386::Got_type): New enum declaration.
11387 (Target_i386::Scan::local): Updated callers of Output_data_got
11388 member functions.
11389 (Target_i386::Scan::global): Likewise.
11390 (Target_i386::Relocate::relocate): Likewise.
11391 (Target_i386::Relocate::relocate_tls): Likewise.
11392 * object.h (Got_offset_list): New class.
11393 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11394 (Sized_relobj::local_got_offset): Likewise.
11395 (Sized_relobj::set_local_got_offset): Likewise.
11396 (Sized_relobj::local_has_tls_got_offset): Removed.
11397 (Sized_relobj::local_tls_got_offset): Removed.
11398 (Sized_relobj::set_local_tls_got_offset): Removed.
11399 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11400 * output.cc (Output_data_got::add_global): Added got_type parameter.
11401 (Output_data_got::add_global_with_rel): Likewise.
11402 (Output_data_got::add_global_with_rela): Likewise.
11403 (Output_data_got::add_global_pair_with_rel): New function.
11404 (Output_data_got::add_global_pair_with_rela): New function.
11405 (Output_data_got::add_local): Added got_type parameter.
11406 (Output_data_got::add_local_with_rel): Likewise.
11407 (Output_data_got::add_local_with_rela): Likewise.
11408 (Output_data_got::add_local_pair_with_rel): New function.
11409 (Output_data_got::add_local_pair_with_rela): New function.
11410 (Output_data_got::add_global_tls): Removed.
11411 (Output_data_got::add_global_tls_with_rel): Removed.
11412 (Output_data_got::add_global_tls_with_rela): Removed.
11413 (Output_data_got::add_local_tls): Removed.
11414 (Output_data_got::add_local_tls_with_rel): Removed.
11415 (Output_data_got::add_local_tls_with_rela): Removed.
11416 * output.h (Output_data_got::add_global): Added got_type parameter.
11417 (Output_data_got::add_global_with_rel): Likewise.
11418 (Output_data_got::add_global_with_rela): Likewise.
11419 (Output_data_got::add_global_pair_with_rel): New function.
11420 (Output_data_got::add_global_pair_with_rela): New function.
11421 (Output_data_got::add_local): Added got_type parameter.
11422 (Output_data_got::add_local_with_rel): Likewise.
11423 (Output_data_got::add_local_with_rela): Likewise.
11424 (Output_data_got::add_local_pair_with_rel): New function.
11425 (Output_data_got::add_local_pair_with_rela): New function.
11426 (Output_data_got::add_global_tls): Removed.
11427 (Output_data_got::add_global_tls_with_rel): Removed.
11428 (Output_data_got::add_global_tls_with_rela): Removed.
11429 (Output_data_got::add_local_tls): Removed.
11430 (Output_data_got::add_local_tls_with_rel): Removed.
11431 (Output_data_got::add_local_tls_with_rela): Removed.
11432 * resolve.cc (Symbol::override_base_with_special): Removed
11433 reference to has_got_offset_ field.
11434 * symtab.cc (Symbol::init_fields): Replaced initialization
11435 of got_offset_ with got_offsets_. Removed initialization
11436 of has_got_offset_
53fcba31 11437 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11438 (Symbol::got_offset): Likewise.
11439 (Symbol::set_got_offset): Likewise.
11440 (Symbol::has_tls_got_offset): Removed.
11441 (Symbol::tls_got_offset): Removed.
11442 (Symbol::set_tls_got_offset): Removed.
11443 (Symbol::got_offset_): Removed.
11444 (Symbol::tls_mod_got_offset_): Removed.
11445 (Symbol::tls_pair_got_offset_): Removed.
11446 (Symbol::got_offsets_): New field.
11447 (Symbol::has_got_offset): Removed.
11448 (Symbol::has_tls_mod_got_offset): Removed.
11449 (Symbol::has_tls_pair_got_offset): Removed.
11450 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11451 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11452 member functions.
11453 (Target_x86_64::Scan::global): Likewise.
11454 (Target_x86_64::Relocate::relocate): Likewise.
11455 (Target_x86_64::Relocate::relocate_tls): Likewise.
11456
bd52eafb
BE		 114572008-03-25 Ben Elliston <bje@au.ibm.com>
11458
11459 * yyscript.y: Fix spelling error in comment.
11460
8b105e34
ILT		 114612008-03-24 Ian Lance Taylor <iant@google.com>
11462
8ed814a9
ILT		 11463 * options.h (class General_options): Define build_id option.
11464 * layout.h (class Layout): Declare write_build_id, create_note,
11465 create_build_id. Add build_id_note_ member.
11466 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11467 "libiberty.h", "md5.h", "sha1.h".
11468 (Layout::Layout): Initialize eh_frame_data_,
11469 eh_frame_hdr_section_, and build_id_note_.
11470 (Layout::finalize): Call create_build_id.
11471 (Layout::create_note): New function, broken out of
11472 Layout::create_gold_note.
11473 (Layout::create_gold_note): Call create_note.
11474 (Layout::create_build_id): New function.
11475 (Layout::write_build_id): New function.
11476 (Close_task_runner::run): Call write_build_id.
11477
8b105e34
ILT		 11478 * x86_64.cc: Correct license to GPLv3.
11479
086a1841
ILT		 114802008-03-23 Ian Lance Taylor <iant@google.com>
11481
11482 * options.cc: Include "demangle.h".
11483 (parse_optional_string): New function.
11484 (parse_long_option): Handle takes_optional_argument.
11485 (parse_short_option): Update dash_z initializer. Handle
11486 takes_optional_argument.
11487 (General_options::General_options): Initialize do_demangle_.
11488 (General_options::finalize): Set do_demangle_. Handle demangling
11489 style.
11490 * options.h (parse_optional_string): Declare.
11491 (struct One_option): Add optional_arg field. Update constructor.
11492 Update call constructor calls. Add takes_optional_argument
11493 function.
11494 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11495 (DEFINE_optional_string): Define.
11496 (General_options::demangle): Change from DEFINE_bool to
11497 DEFINE_optional_string.
11498 (General_options::no_demangle): New function.
11499 (General_options::do_demangle): New function.
11500 (General_options::set_do_demangle): New function.
11501 (General_options::execstack_status_): Move definition to end of
11502 class definition.
11503 (General_options::static_): Likewise.
11504 (General_options::do_demangle_): New field.
11505 * object.cc (big_endian>::get_symbol_location_info): Call
11506 Options::do_demangle, not Options::demangle.
11507 * symtab.cc (demangle): Likewise.
11508
cbb93e63
ILT		 115092008-03-22 Ian Lance Taylor <iant@google.com>
11510
11511 * gold.h: Include <cstddef> and <sys/types.h>
11512 * options.h: Include <cstring>.
11513
ec531623
ILT		 115142008-03-21 Ian Lance Taylor <iant@google.com>
11515
11516 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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