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CommitLineData
f48b5fb7
CC		 12011-07-06 Cary Coutant <ccoutant@google.com>
2
3 * gold/incremental.cc
4 (Output_section_incremental_inputs::write_info_blocks): Check for
5 hidden and internal symbols.
6
221597a5
CC		 72011-07-06 Cary Coutant <ccoutant@google.com>
8
9 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
10 Check disposition for startup file.
11 (Incremental_inputs::report_command_line): Ignore
12 --incremental-startup-unchanged option.
13 * options.cc (General_options::parse_incremental_startup_unchanged):
14 New function.
15 (General_options::General_options): Initialize new data member.
16 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
17 (General_options): Add --incremental-startup-unchanged option.
18 (General_options::incremental_startup_disposition): New function.
19 (General_options::incremental_startup_disposition_): New data member.
20
e24719f6
CC		 212011-07-06 Cary Coutant <ccoutant@google.com>
22
23 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
24 input file index to Script_info ctor.
25 (Sized_incremental_binary::do_file_has_changed): Find the
26 command-line argument for files named in scripts.
27 * incremental.h (Script_info::Script_info): New ctor
28 with input file index.
29 (Script_info::input_file_index): New function.
30 (Script_info::input_file_index_): New data member.
31 (Incremental_binary::get_library): Add const.
32 (Incremental_binary::get_script_info): Add const.
33 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
34 * testsuite/Makefile.am (incremental_test_5): New test case.
35 (incremental_test_6): New test case.
36 * testsuite/Makefile.in: Regenerate.
37
8f7c81e8
CC		 382011-07-06 Cary Coutant <ccoutant@google.com>
39
40 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
41 debug output when command lines differ.
42
9fbd3822
CC		 432011-07-06 Cary Coutant <ccoutant@google.com>
44
45 * incremental.cc (Incremental_inputs::report_command_line): Ignore
46 --incremental-patch option.
47 * layout.cc (Free_list::allocate): Extend allocation beyond original
48 end if enabled.
49 (Layout::make_output_section): Mark sections that should get
50 patch space.
51 * options.cc (parse_percent): New function.
52 * options.h (parse_percent): New function.
53 (DEFINE_percent): New macro.
54 (General_options): Add --incremental-patch option.
55 * output.cc (Output_section::Output_section): Initialize new data
56 members.
57 (Output_section::add_input_section): Print section name when out
58 of patch space.
59 (Output_section::add_output_section_data): Likewise.
60 (Output_section::set_final_data_size): Add patch space when
61 doing --incremental-full.
62 (Output_section::do_reset_address_and_file_offset): Remove patch
63 space.
64 (Output_segment::set_section_list_addresses): Print debug output
65 only if --incremental-update.
66 * output.h (Output_section::set_is_patch_space_allowed): New function.
67 (Output_section::is_patch_space_allowed_): New data member.
68 (Output_section::patch_space_): New data member.
69 * parameters.cc (Parameters::incremental_full): New function.
70 * parameters.h (Parameters::incremental_full): New function
71 * testsuite/Makefile.am (incremental_test_2): Add test for
72 --incremental-patch option.
73 * testsuite/Makefile.in: Regenerate.
74 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
75 (t18): Remove function body.
76
f6cccc2c
DK		 772011-07-05 Doug Kwan <dougkwan@google.com>
78
79 PR gold/12771
80 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
81 Arm_Address type for relocation result.
82 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
83 overflow check.
84 (Arm_relocate_functions::abs32): Use unaligned access.
85 (Arm_relocate_functions::rel32): Ditto.
86 (Arm_relocate_functions::prel31): Ditto.
87 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
88 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
89 static data relocations.
90 * testsuite/Makefile.in: Regnerate.
91 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
92
28a13fec
ILT		 932011-07-05 Ian Lance Taylor <iant@google.com>
94
95 PR gold/12392
96 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
97 symbols if necessary.
98 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
99
24d47b34
ILT		 1002011-07-05 Ian Lance Taylor <iant@google.com>
101
102 PR gold/12952
103 * resolve.cc (Symbol::override_base_with_special): Simply override
104 version with special symbol version, ignoring previous version.
105
41f9cbbe
ILT		 1062011-07-05 Ian Lance Taylor <iant@google.com>
107
108 * object.cc (Sized_relobj_file::include_section_group): Add
109 information to comment about signature location.
110
886288f1
ILT		 1112011-07-02 Ian Lance Taylor <iant@google.com>
112
113 PR gold/12957
114 * options.h (class General_options): Add -f and -F.
115 * options.cc (General_options::finalize): Fatal error if -f/-F
116 are used without -shared.
117 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
118
ae3a6d4f
ILT		 1192011-07-02 Ian Lance Taylor <iant@google.com>
120
121 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
122
21131061
ILT		 1232011-07-01 Ian Lance Taylor <iant@google.com>
124
125 PR gold/12525
126 PR gold/12952
127 * resolve.cc (Symbol::override_base_with_special): Don't override
128 the version if the overriding symbol has a different name.
129 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
130 all callers. If we give an error about an undefined version,
131 define the base version if necessary.
132 * dynobj.h (class Versions): Update declaration.
133 * testsuite/weak_alias_test_5.cc: New file.
134 * testsuite/weak_alias_test.script: New file.
135 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
136 and versioned_alias have the right value, and call t2.
137 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
138 weak_alias_test_5.so.
139 (weak_alias_test_LDADD): Likewise.
140 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
141 * testsuite/Makefile.in: Rebuild.
142
611062c0
ILT		 1432011-07-01 Ian Lance Taylor <iant@google.com>
144
145 PR gold/12525
146 * options.h (class General_options): Support -z notext.
147 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
148 -Wl,-z,notext.
149 (two_file_shared_nonpic.so): Likewise.
150 (two_file_shared_mixed.so): Likewise.
151 (two_file_shared_mixed_1.so): Likewise.
152 (weak_undef_lib_nonpic.so): Likewise.
153 (alt/weak_undef_lib_nonpic.so): Likewise.
154 (tls_test_shared_nonpic.so): Likewise.
155 * testsuite/Makefile.in: Rebuild.
156
328c7c2f
ILT		 1572011-07-01 Ian Lance Taylor <iant@google.com>
158
159 PR gold/12525
160 * configure.ac: Test whether static linking works, setting
161 the automake conditional HAVE_STATIC.
162 * testsuite/Makefile.am: Disable tests using -static if
163 HAVE_STATIC is not true.
164 * configure, testsuite/Makefile.in: Rebuild.
165
02d7cd44
ILT		 1662011-07-01 Ian Lance Taylor <iant@google.com>
167
168 PR gold/12525
169 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
170 Assert if we see DW_EH_PE_indirect.
171 * target.h (Target::ehframe_datarel_base): New function.
172 (Target::do_ehframe_datarel_base): New target function.
173 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
174 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
175 function.
176
07a60597
ILT		 1772011-07-01 Ian Lance Taylor <iant@google.com>
178
179 PR gold/12571
180 * options.h (class General_options): Add
181 --ld-generated-unwind-info.
182 * ehframe.cc (Fde::write): Add address parameter. Change all
183 callers. If associated with PLT, fill in address and size.
184 (Cie::set_output_offset): Only add merge mapping if there is an
185 object.
186 (Cie::write): Add address parameter. Change all callers.
187 (Eh_frame::add_ehframe_for_plt): New function.
188 * ehframe.h (class Fde): Update declarations. Move shndx_ and
189 input_offset_ fields into union u_, with new plt field.
190 (Fde::Fde): Adjust for new union field.
191 (Fde::Fde) [Output_data version]: New constructor.
192 (Fde::add_mapping): Only add merge mapping if there is an object.
193 (class Cie): Update declarations.
194 (class Eh_frame): Declare add_ehframe_for_plt.
195 * layout.cc (Layout::layout_eh_frame): Break out code into
196 make_eh_frame_section, and call it.
197 (Layout::make_eh_frame_section): New function.
198 (Layout::add_eh_frame_for_plt): New function.
199 * layout.h (class Layout): Update declarations.
200 * merge.cc (Merge_map::add_mapping): Add assertion.
201 * i386.cc: Include "dwarf.h".
202 (class Output_data_plt_i386): Make first_plt_entry,
203 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
204 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
205 and plt_eh_frame_fde.
206 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
207 boundary. Call add_eh_frame_for_plt if appropriate.
208 * x86_64.cc: Include "dwarf.h".
209 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
210 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
211 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
212 and plt_eh_frame_fde.
213 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
214 appropriate.
215
14788a3f
ILT		 2162011-06-29 Ian Lance Taylor <iant@google.com>
217
218 PR gold/12629
219 * object.cc (Sized_relobj_file::layout_section): Change shdr
220 parameter to be const.
221 (Sized_relobj_file::layout_eh_frame_section): New function, broken
222 out of do_layout.
223 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
224 appropriate. Call layout_eh_frame_section.
225 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
226 sections.
227 * object.h (class Sized_relobj_file): Update declarations.
228
6c21fce1
ILT		 2292011-06-29 Ian Lance Taylor <iant@google.com>
230
37e41b03 231 PR gold/12652
6c21fce1
ILT		 232 * script.cc (Token::integer_value): Accept trailing M/m/K/k
233 modifier.
234 (Lex::gather_token): Accept trailing M/m/K/k for integers.
235
4d5e4e62
ILT		 2362011-06-29 Ian Lance Taylor <iant@google.com>
237
238 PR gold/12675
239 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
240 SHT_X86_64_UNWIND.
241 * layout.cc (Layout::layout_eh_frame): Likewise.
242
886f533a
ILT		 2432011-06-29 Ian Lance Taylor <iant@google.com>
244
245 PR gold/12695
246 * layout.cc (Layout::symtab_section_shndx): New function.
247 * layout.h (class Layout): Declare symtab_section_shndx.
248 * output.cc (Output_section::write_header): Call it.
249
f3ae1b28
ILT		 2502011-06-29 Ian Lance Taylor <iant@google.com>
251
252 PR gold/12818
253 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
254 symbols which are not used in a relocation.
255
aecf301f
ILT		 2562011-06-28 Ian Lance Taylor <iant@google.com>
257
258 PR gold/12898
259 * layout.cc (Layout::segment_precedes): Don't crash if a linker
260 script create indistinguishable segments.
261 (Layout::set_segment_offsets): Use stable_sort when sorting
262 segments. Pass this to Compare_segments constructor.
263 * layout.h (class Layout): Make segment_precedes non-static.
264 (class Compare_segments): Change from struct to class. Add
265 layout_ field. Add constructor.
266 * script-sections.cc
267 (Script_sections::attach_sections_using_phdrs_clause): Rename
268 local orphan to is_orphan. Don't report failure to put empty
269 section in segment. On attachment failure, report name of
270 section, and attach to first PT_LOAD segment.
271
03ef7571
ILT		 2722011-06-28 Ian Lance Taylor <iant@google.com>
273
274 PR gold/12934
275 * target-select.cc (Target_selector::Target_selector): Add
276 emulation parameter. Change all callers.
277 (select_target_by_bfd_name): Rename from select_target_by_name.
278 Change all callers.
279 (select_target_by_emulation): New function.
280 (supported_emulation_names): New function.
281 * target-select.h (class Target_selector): Add emulation_ field.
282 Update declarations.
283 (Target_selector::recognize_by_bfd_name): Rename from
284 recognize_by_name. Change all callers.
285 (Target_selector::supported_bfd_names): Rename from
286 supported_names. Change all callers.
287 (Target_selector::recognize_by_emulation): New function.
288 (Target_selector::supported_emulations): New function.
289 (Target_selector::emulation): New function.
290 (Target_selector::do_recognize_by_bfd_name): Rename from
291 do_recognize_by_name. Change all callers.
292 (Target_selector::do_supported_bfd_names): Rename from
293 do_supported_names. Change all callers.
294 (Target_selector::do_recognize_by_emulation): New function.
295 (Target_selector::do_supported_emulations): New function.
296 (select_target_by_bfd_name): Change name in declaration.
297 (select_target_by_emulation): Declare.
298 (supported_emulation_names): Declare.
299 * parameters.cc (parameters_force_valid_target): Try to find
300 target based on emulation from -m option.
301 * options.h (class General_options): Change doc string for -m.
302 * options.cc (help): Print emulations.
303 (General_options::parse_V): Likewise.
304 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
305 Add emulation parameter. Change all callers.
306
200b2bb9
ILT		 3072011-06-28 Ian Lance Taylor <iant@google.com>
308
309 * target.h (class Target): Add osabi_ field.
310 (Target::osabi): New function.
311 (Target::set_osabi): New function.
312 (Target::Target): Initialize osabi_.
313 (Target::do_adjust_elf_header): Make pure virtual.
314 (Sized_target::do_adjust_elf_header): Declare.
315 * target.cc (Sized_target::do_adjust_elf_header): New function.
316 (class Sized_target): Instantiate all versions.
317 * freebsd.h (class Target_freebsd): Remove.
318 (Target_selector_freebsd::do_recognize): Call set_osabi on
319 Target.
320 (Target_selector_freebsd::do_recognize_by_name): Likewise.
321 (Target_selector_freebsd::set_osabi): Remove.
322 * i386.cc (class Target_i386): Inherit from Sized_target rather
323 than Target_freebsd.
324 * x86_64.cc (class Target_x86_64): Likewise.
325
b3ce541e
ILT		 3262011-06-28 Ian Lance Taylor <iant@google.com>
327
328 * target.h (Target::can_check_for_function_pointers): Rewrite.
329 Make non-virtual.
330 (Target::can_icf_inline_merge_sections): Likewise.
331 (Target::section_may_have_icf_unsafe_poineters): Likewise.
332 (Target::Target_info): Add can_icf_inline_merge_sections field.
333 (Target::do_can_check_for_function_pointers): New virtual
334 function.
335 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
336 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
337 from can_check_for_function_pointers, move in file.
338 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
339 section_may_have_icf_unsafe_poineters, move in file.
340 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
341 * i386.cc (Target_i386::do_can_check_for_function_pointers):
342 Rename from can_check_for_function_pointers, move in file.
343 (Target_i386::can_icf_inline_merge_sections): Remove.
344 (Target_i386::i386_info): Initialize
345 can_icf_inline_merge_sections.
346 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
347 Initialize can_icf_inline_merge_sections.
348 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
349 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
350 Rename from can_check_for_function_pointers, move in file.
351 (Target_x86_64::can_icf_inline_merge_sections): Remove.
352 (Target_x86_64::x86_64_info): Initialize
353 can_icf_inline_merge_sections.
354 * testsuite/testfile.cc (Target_test::test_target_info):
355 Likewise.
356 * icf.cc (get_section_contents): Correct formatting.
357
6d1c4efb
ILT		 3582011-06-27 Ian Lance Taylor <iant@google.com>
359
360 * symtab.cc (Symbol::versioned_name): New function.
361 (Symbol_table::add_to_final_symtab): Use versioned_name when
362 appropriate.
363 (Symbol_table::sized_write_symbol): Likewise.
364 * symtab.h (class Symbol): Declare versioned_name.
365 * stringpool.h (class Stringpool_template): Add variant of add
366 which takes a std::basic_string.
367 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
368 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
369 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
370 (ver_test_12.o): New target.
371 * testsuite/Makefile.in: Rebuild.
372
57eb9b50
DK		 3732011-06-27 Doug Kwan <dougkwan@google.com>
374
375 * arm.cc (Arm_relocate_functions::thm_jump8,
376 Arm_relocate_functions::thm_jump11): Use a wider signed
377 type to compute offset.
378 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
379 arm_thm_jump8.
380 * testsuite/Makefile.in: Regenerate.
381 * testsuite/arm_branch_in_range.sh: Check test results of
382 arm_thm_jump11 and arm_thm_jump8.
383 * testsuite/arm_thm_jump11.s: New test source file.
384 * testsuite/arm_thm_jump11.t: New linker script.
385 * testsuite/arm_thm_jump8.s: New test source file.
386 * testsuite/arm_thm_jump8.t: New linker script.
387
487b39df
ILT		 3882011-06-24 Ian Lance Taylor <iant@google.com>
389
390 * layout.cc: Include "object.h".
391 (ctors_sections_in_init_array): New static variable.
392 (Layout::is_ctors_in_init_array): New function.
393 (Layout::layout): Add entry to ctors_sections_in_init_array if
394 appropriate.
395 * layout.h (class Layout): Declare is_ctors_in_init_array.
396 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
397 is_ctors_reverse_view is set.
398 (Sized_relobj_file::write_sections): Add layout parameter. Change
399 all callers. Set is_ctors_reverse_view field of View_size.
400 (Sized_relobj_file::reverse_words): New function.
401 * object.h (Sized_relobj_file::View_size): Add
402 is_ctors_reverse_view field.
403 (class Sized_relobj_file): Update declarations.
404 * testsuite/initpri3.c: New test.
405 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
406 initpri3b.
407 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
408 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
409 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
410 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
411 * testsuite/Makefile.in: Rebuild.
412
472076e4
CC		 4132011-06-24 Cary Coutant <ccoutant@google.com>
414
415 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
416 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
417 (debug_msg_cdebug.err): New targets.
418 * testsuite/Makefile.in: Regenerate.
419 * testsuite/debug_msg.sh: Check output of link with compressed debug.
420 Fix checks for link with shared library.
421
a60af0db
DK		 4222011-06-24 Doug Kwan <dougkwan@google.com>
423
424 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
425 skip empty text sections.
426 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
427
5393d741
ILT		 4282011-06-22 Ian Lance Taylor <iant@google.com>
429
430 PR gold/12910
431 * options.h (class General_options): Add --ctors-in-init-array.
432 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
433 friends as SHT_PROGBITS for merging sections.
434 (Layout::layout): Remove special handling of .init_array and
435 friends. Don't sort if doing relocatable link. Sort for .ctors
436 and .dtors if ctors_in_init_array.
437 (Layout::make_output_section): Force correct section types for
438 .init_array and friends. Don't sort if doing relocatable link,
439 Don't sort .ctors and .dtors if ctors_in_init_array.
440 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
441 (Layout::output_section_name): Add relobj parameter. Change all
442 callers. Handle .ctors. and .dtors. in code rather than table.
443 Handle .ctors and .dtors if ctors_in_init_array.
444 (Layout::match_file_name): New function, moved from output.cc.
445 * layout.h (class Layout): Update declarations.
446 * output.cc: Include "layout.h".
447 (Input_section_sort_entry::get_priority): New function.
448 (Input_section_sort_entry::match_file_name): Just call
449 Layout::match_file_name.
450 (Output_section::Input_section_sort_init_fini_compare::operator()):
451 Handle .ctors and .dtors. Sort by explicit priority rather than
452 by name.
453 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
454 * testsuite/initpri2.c: New test.
455 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
456 (check_PROGRAMS): Add initpri2.
457 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
458 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
459 * configure, testsuite/Makefile.in: Rebuild.
460
e1f74f98
ILT		 4612011-06-19 Ian Lance Taylor <iant@google.com>
462
463 PR gold/12880
464 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
465 .interp section to a PT_INTERP segment even if we have seen a
466 --dynamic-linker option. Don't do it if we have seen a PHDRS
467 clause in a linker script.
468 (Layout::finalize): Don't create a .interp section if we've
469 already create a PT_INTERP segment.
470 (Layout::create_interp): Always call choose_output_section (revert
471 patch of 2011-06-17). Don't create PT_INTERP segment.
472 * script-sections.cc
473 (Script_sections::create_note_and_tls_segments): Add a .interp
474 section to a PT_INTERP segment even if we have seen a
475 --dynamic-linker option.
476
766f91bb
ILT		 4772011-06-18 Ian Lance Taylor <iant@google.com>
478
479 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
480 merely because a non-PT_LOAD segment has a dynamic reloc.
481
0d212c3a
ILT		 4822011-06-18 Ian Lance Taylor <iant@google.com>
483
484 * layout.cc (Layout::finish_dynamic_section): Don't create
485 DT_FLAGS entry if not needed.
486
911a5072
ILT		 4872011-06-18 Ian Lance Taylor <iant@google.com>
488
489 PR gold/12745
490 * layout.cc (Layout::layout_eh_frame): Correct handling of
491 writable .eh_frame section.
492
534b4e5f
ILT		 4932011-06-17 Ian Lance Taylor <iant@google.com>
494
495 PR gold/12893
496 * resolve.cc (Symbol_table::resolve): Don't give an error if a
497 symbol is redefined with the exact same object and value.
498
10b4f102
ILT		 4992011-06-17 Ian Lance Taylor <iant@google.com>
500
501 PR gold/12880
502 * layout.h (class Layout): Add interp_segment_ field.
503 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
504 (Layout::attach_allocated_section_to_segment): If making shared
505 library, put .interp section in PT_INTERP segment.
506 (Layout::finalize): Also call create_interp if -dynamic-linker
507 option was used.
508 (Layout::create_interp): Assert that there is no PT_INTERP
509 segment. If not using a SECTIONS clause, use make_output_section.
510 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
511 * script-sections.cc
512 (Script_sections::create_note_and_tls_segments): If making shared
513 library, put .interp section in PT_INTERP segment.
514
a29b0dad
ILT		 5152011-06-17 Ian Lance Taylor <iant@google.com>
516
e588ea8d
ILT		 517 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
518 when making a shared library.
519
5202011-06-17 Ian Lance Taylor <iant@google.com>
521
522 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
523 parameter. Change all callers. Don't issue warning about PC32
524 against locally defined symbol.
a29b0dad 525
9d3b0698
ILT		 5262011-06-16 Ian Lance Taylor <iant@google.com>
527
528 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
529 occurs in same object.
530
85b0f90c
AM		 5312011-06-14 Alan Modra <amodra@gmail.com>
532
533 * po/POTFILES.in: Regenerate.
534
a94907d9
ILT		 5352011-06-09 Ian Lance Taylor <iant@google.com>
536
537 * script-sections.cc
538 (Orphan_output_section::set_section_addresses): For a relocatable
539 link set address to 0.
540
4fb3a1c3
CC		 5412011-06-09 Cary Coutant <ccoutant@google.com>
542
543 PR gold/12804
544 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
545 used with --compress-debug-sections.
546 * gold/object.cc (Sized_relobj_file::do_layout): Report
547 uncompressed size of compressed input sections.
548
61220854
CC		 5492011-06-08 Cary Coutant <ccoutant@google.com>
550
551 PR gold/12804
552 * testsuite/two_file_test_2_v1.cc: Change initialization of
553 v2 to keep it in .data.
554
e6455dfb
CC		 5552011-06-07 Cary Coutant <ccoutant@google.com>
556
557 * common.cc (Symbol_table::do_allocate_commons_list): Call
558 gold_fallback.
559 * errors.cc (Errors::fatal): Adjust call to gold_exit.
560 (Errors::fallback): New function.
561 (gold_fallback): New function.
562 * errors.h (Errors::fallback): New function.
563 * gold.cc (gold_exit): Change status parameter to enum; adjust
564 all callers.
565 (queue_initial_tasks): Call gold_fallback.
566 * gold.h: Include cstdlib.
567 (Exit_status): New enum type.
568 (gold_exit): Change status parameter to enum.
569 (gold_fallback): New function.
570 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
571 (Layout::create_symtab_sections): Likewise.
572 (Layout::create_shdrs): Likewise.
573 * main.cc (main): Adjust call to gold_exit.
574 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
575 (Output_data_got::add_got_entry_pair): Likewise.
576 (Output_section::add_input_section): Likewise.
577 (Output_section::add_output_section_data): Likewise.
578 (Output_segment::set_section_list_addresses): Likewise.
579 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
580
fb0e076f
CC		 5812011-06-07 Cary Coutant <ccoutant@google.com>
582
583 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
584 for incremental links.
585 * output.cc (Output_segment::set_section_list_addresses): Remove
586 FIXME and test for TLS or BSS.
587
a5ee4d5d
CC		 5882011-06-07 Cary Coutant <ccoutant@google.com>
589
590 * testsuite/Makefile.am: Add incremental_copy_test,
591 incremental_common_test_1.
592 * testsuite/Makefile.in: Regenerate.
593 * testsuite/common_test_1_v1.c: New source file.
594 * testsuite/common_test_1_v2.c: New source file.
595 * testsuite/copy_test_v1.cc: New source file.
596
5146f448
CC		 5972011-06-07 Cary Coutant <ccoutant@google.com>
598
599 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
600 update, allocate common from bss section's free list.
601 * incremental-dump.cc (dump_incremental_inputs): Print flag for
602 linker-defined symbols.
603 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
604 Skip GOT and PLT entries that are no longer referenced.
605 (Output_section_incremental_inputs::write_info_blocks): Mark
606 linker-defined symbols.
607 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
608 * output.cc (Output_section::allocate): New function.
609 * output.h (Output_section::allocate): New function.
610 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
611 linker-defined symbols.
612 (Symbol::override_base_with_special): Copy is_predefined_ flag.
613 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
614 (Symbol::init_base_output_data): Likewise.
615 (Symbol::init_base_output_segment): Likewise.
616 (Symbol::init_base_constant): Likewise.
617 (Sized_symbol::init_output_data): Likewise.
618 (Sized_symbol::init_output_segment): Likewise.
619 (Sized_symbol::init_constant): Likewise.
620 (Symbol_table::do_define_in_output_data): Likewise.
621 (Symbol_table::do_define_in_output_segment): Likewise.
622 (Symbol_table::do_define_as_constant): Likewise.
623 * symtab.h (Symbol::is_predefined): New function.
624 (Symbol::init_base_output_data): Add is_predefined parameter.
625 (Symbol::init_base_output_segment): Likewise.
626 (Symbol::init_base_constant): Likewise.
627 (Symbol::is_predefined_): New data member.
628 (Sized_symbol::init_output_data): Add is_predefined parameter.
629 (Sized_symbol::init_output_segment): Likewise.
630 (Sized_symbol::init_constant): Likewise.
631 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
632
26d3c67d
CC		 6332011-06-07 Cary Coutant <ccoutant@google.com>
634
635 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
636 instead of emit_copy_reloc.
637 (Copy_relocs::emit_copy_reloc): Refactor.
638 (Copy_relocs::make_copy_reloc): New function.
639 (Copy_relocs::add_copy_reloc): Remove.
640 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
641 section.
642 (Copy_relocs::make_copy_reloc): New function.
643 (Copy_relocs::add_copy_reloc): Remove.
644 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
645 unchanged input files.
646 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
647 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
648 Reserve BSS space for COPY relocations.
649 (Sized_incremental_binary::do_emit_copy_relocs): New function.
650 (Output_section_incremental_inputs::write_info_blocks): Record
651 whether a symbol is copied from a shared object.
652 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
653 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
654 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
655 (Incremental_input_entry_reader::get_output_symbol_index): Add
656 is_copy parameter.
657 (Incremental_binary::emit_copy_relocs): New function.
658 (Incremental_binary::do_emit_copy_relocs): New function.
659 (Sized_incremental_binary::Sized_incremental_binary): Initialize
660 new data member.
661 (Sized_incremental_binary::add_copy_reloc): New function.
662 (Sized_incremental_binary::do_emit_copy_relocs): New function.
663 (Sized_incremental_binary::Copy_reloc): New struct.
664 (Sized_incremental_binary::Copy_relocs): New typedef.
665 (Sized_incremental_binary::copy_relocs_): New data member.
666 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
667 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
668 * target.h (Sized_target::emit_copy_reloc): New function.
669 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
670
7cdb37d9
CC		 6712011-06-02 Cary Coutant <ccoutant@google.com>
672
673 PR gold/12163
674 * gold/archive.cc (Archive::Archive): Initialize new data member.
675 (Archive::include_all_members): Return if archive has already been
676 included.
677 * gold/archive.h (Archive::include_all_members_): New data member.
678
cc643b88
NC		 6792011-06-02 Nick Clifton <nickc@redhat.com>
680
681 * dynobj.h: Fix spelling mistake in comment.
682 * output.cc: Likewise.
683
f62a3ca7
DK		 6842011-05-31 Doug Kwan <dougkwan@google.com>
685 Asier Llano
686
687 PR gold/12826
cc643b88 688 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 689 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
690 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
691 redundant arm_exidx_test.so.
692 * testsuite/Makefile.in: Regenerate.
693 (check_SCRIPTS): Add pr12826.sh
694 (check_DATA): Add pr12826.stdout
695 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
696 * testsuite/pr12826.sh: New file.
697 * testsuite/pr12826_1.s: Ditto.
698 * testsuite/pr12826_1.s: Ditto.
699
8dbe1edc
ILT		 7002011-05-30 Ian Lance Taylor <iant@google.com>
701
702 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
703 sections.
704
c49875be
ILT		 7052011-05-29 Ian Lance Taylor <iant@google.com>
706
707 PR gold/12804
708 * testsuite/Makefile.am: Use different file name for two_file_test
709 temporary file for each incremental test.
710 * testsuite/Makefile.in: Rebuild.
711
69d53f7a
ILT		 7122011-05-29 Ian Lance Taylor <iant@google.com>
713
714 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
715 binary input file is empty.
716
41d0ab5f
ILT		 7172011-05-27 Ian Lance Taylor <iant@google.com>
718
719 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
720 (ver_test_9.so): Likewise.
721 * testsuite/Makefile.in: Rebuild.
722
89d8a36b
CC		 7232011-05-26 Cary Coutant <ccoutant@google.com>
724
725 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
726 * incremental.cc (Incremental_inputs::report_input_section): Fix
727 comment, indentation.
728 (Incremental_inputs::report_comdat_group): New function.
729 (Output_section_incremental_inputs::set_final_data_size): Adjust size
730 of data for incremental input file entry.
731 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
732 group count, COMDAT group signatures.
733 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
734 an unchanged input file.
735 * incremental.h (Incremental_object_entry::Incremental_object_entry):
736 Initialize new data member.
737 (Incremental_object_entry::add_comdat_group): New function.
738 (Incremental_object_entry::get_comdat_group_count): New function.
739 (Incremental_object_entry::get_comdat_signature_key): New function.
740 (Incremental_object_entry::groups_): New data member.
741 (Incremental_inputs::report_comdat_group): New function.
742 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
743 data for incremental input file entry.
744 (Incremental_input_entry_reader::get_comdat_group_count): New function.
745 (Incremental_input_entry_reader::get_input_section): Adjust size of
746 data for incremental input file entry.
747 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
748 (Incremental_input_entry_reader::get_comdat_group_signature): New
749 function.
750 * object.cc (Sized_relobj::include_section_group): Report kept
751 COMDAT groups for incremental links.
752
1706a06f
ILT		 7532011-05-24 David Meyer <pdox@google.com>
754
755 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
756 with name parameter. Add found_name parameter.
757 * fileread.cc (Input_file::find_file): Adjust code accordingly.
758 * dirsearch.h (class Dirsearch): Update declaration.
759
a10ae760
ILT		 7602011-05-24 Ian Lance Taylor <iant@google.com>
761
762 * archive.cc (Library_base::should_include_member): Pull in object
763 from archive if it defines the entry symbol.
764 * parameters.cc (Parameters::entry): New function.
765 * parameters.h (class Parameters): Declare entry.
766 * output.h (class Output_file_header): Remove entry_ field.
767 * output.cc (Output_file_header::Output_file_header): Remove entry
768 parameter. Change all callers.
769 (Output_file_header::entry): Use parameters->entry.
770 * gold.cc (queue_middle_tasks): Likewise.
771 * plugin.cc (Plugin_hook::run): Likewise.
772
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CC		 7732011-05-24 Cary Coutant <ccoutant@google.com>
774
775 * gold.cc (queue_initial_tasks): Pass incremental base filename
776 to Output_file::open_base_file; don't print error message.
777 * incremental-dump.cc (main): Adjust call to
778 Output_file::open_for_modification.
779 * incremental-dump.cc (main): Likewise.
780 * incremental.cc (Incremental_inputs::report_command_line):
781 Ignore --incremental-base option when comparing command lines.
782 Ignore parameter when given as separate argument.
783 * options.h (class General_options): Add --incremental-base.
784 * output.cc (Output_file::Output_file):
785 (Output_file::open_base_file): Add base_name and writable parameters;
786 read base file into new file; print error message here.
787 (Output_file::map_no_anonymous): Add writable parameter; adjust all
788 callers.
789 * output.h (Output_file::open_for_modification): Rename to...
790 (Output_file::open_base_file): ...this; add base_name and
791 writable parameters; adjust all callers.
792 (Output_file::map_no_anonymous): Add writable parameter; adjust all
793 callers.
794 * testsuite/Makefile.am (incremental_test_4): Test
795 --incremental-base.
796 * testsuite/Makefile.in: Regenerate.
797
2eedd706
CC		 7982011-05-24 Cary Coutant <ccoutant@google.com>
799
800 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
801 incremental_test_4.
802 * testsuite/Makefile.in: Regenerate.
803 * testsuite/two_file_test_1_v1.cc: New test source file.
804 * testsuite/two_file_test_1b_v1.cc: New test source file.
805 * testsuite/two_file_test_2_v1.cc: New test source file.
806
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CC		 8072011-05-24 Cary Coutant <ccoutant@google.com>
808
809 * dynobj.h (Dynobj::do_dynobj): New function.
810 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
811 flag and soname for shared objects.
812 * incremental.cc (Incremental_inputs::report_object): Make
813 either Incremental_object_entry or Incremental_dynobj_entry; add
814 soname to string table.
815 (Incremental_inputs::report_input_section): Add assertion.
816 (Output_section_incremental_inputs::set_final_data_size): Adjust
817 type of input file entry for shared libraries; adjust size of
818 shared library info entry.
819 (Output_section_incremental_inputs::write_input_files): Write
820 as_needed flag for shared libraries.
821 (Output_section_incremental_inputs::write_info_blocks): Adjust type
822 of input file entry for shared libraries; write soname.
823 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
824 soname from incremental info.
825 * incremental.h (enum Incremental_input_flags): Add
826 INCREMENTAL_INPUT_AS_NEEDED.
827 (Incremental_input_entry::Incremental_input_entry): Initialize new
828 data member.
829 (Incremental_input_entry::set_as_needed): New function.
830 (Incremental_input_entry::as_needed): New function.
831 (Incremental_input_entry::do_dynobj_entry): New function.
832 (Incremental_input_entry::as_needed_): New data member.
833 (Incremental_object_entry::Incremental_object_entry): Don't check
834 for shared library.
835 (Incremental_object_entry::do_type): Likewise.
836 (class Incremental_dynobj_entry): New class.
837 (Incremental_input_entry_reader::as_needed): New function.
838 (Incremental_input_entry_reader::get_soname): New function.
839 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
840 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
841 size of shared library info entry.
842 * layout.cc (Layout::finish_dynamic_section): Don't test for
843 incremental link when adding DT_NEEDED entries.
844 * object.h (Object::Object): Initialize new data member.
845 (Object::dynobj): New function.
846 (Object::set_as_needed): New function.
847 (Object::as_needed): New function.
848 (Object::do_dynobj): New function.
849 (Object::as_needed_): New data member.
850
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CC		 8512011-05-24 Cary Coutant <ccoutant@google.com>
852
853 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
854 info; adjust display of GOT entries.
855 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
856 vector of input objects; remove file_status_.
857 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
858 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
859 got_plt reader; call target hooks to reserve GOT entries.
860 (Output_section_incremental_inputs::set_final_data_size): Adjust size
861 of input file info header and GOT info entry.
862 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
863 relocation info.
864 (Got_plt_view_info::got_descriptor): Remove.
865 (Got_plt_view_info::sym_index): New data member.
866 (Got_plt_view_info::input_index): New data member.
867 (Local_got_offset_visitor::visit): Write input file index.
868 (Global_got_offset_visitor::visit): Write 0 for input file index.
869 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
870 with sym_index and input_index.
871 (Output_section_incremental_inputs::write_got_plt): Adjust size of
872 incremental info GOT entry; replace got_descriptor with input_index.
873 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
874 map from input file index to object.
875 (Sized_relobj_incr::do_layout): Replace direct data member reference
876 with accessor function.
877 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
878 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
879 Adjust size of input file info header.
880 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
881 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
882 (Incremental_input_entry_reader::get_input_section): Adjust size of
883 input file info header.
884 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
885 of incremental info GOT entry.
886 (Incremental_got_plt_reader::get_got_desc): Remove.
887 (Incremental_got_plt_reader::get_got_symndx): New function.
888 (Incremental_got_plt_reader::get_got_input_index): New function.
889 (Sized_incremental_binary::Sized_incremental_binary): Remove
890 file_status_; add input_objects_.
891 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
892 (Sized_incremental_binary::set_file_is_unchanged): Remove.
893 (Sized_incremental_binary::file_is_unchanged): Remove.
894 (Sized_incremental_binary::set_input_object): New function.
895 (Sized_incremental_binary::input_object): New function.
896 (Sized_incremental_binary::file_status_): Remove.
897 (Sized_incremental_binary::input_objects_): New data member.
898 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
899 references.
900 (Sized_relobj_incr::invalid_address): Move to base class.
901 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
902 class.
903 (Sized_relobj_incr::do_output_section_offset): Likewise.
904 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
905 (Sized_relobj_incr::section_offsets_): Likewise.
906 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
907 function.
908 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
909 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
910 with accessor function.
911 (Sized_relobj_file::do_layout): Likewise.
912 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
913 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
914 (Sized_relobj_file::compute_final_local_value): Replace refs to
915 section_offsets_ with accessor function.
916 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
917 * object.h (Relobj::Relobj): Initialize new data members.
918 (Relobj::add_dyn_reloc): New function.
919 (Relobj::first_dyn_reloc): New function.
920 (Relobj::dyn_reloc_count): New function.
921 (Relobj::first_dyn_reloc_): New data member.
922 (Relobj::dyn_reloc_count_): New data member.
923 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
924 references.
925 (Sized_relobj::Address): New typedef.
926 (Sized_relobj::invalid_address): Move here from child class.
927 (Sized_relobj::Sized_relobj): Initialize new data members.
928 (Sized_relobj::sized_relobj): New function.
929 (Sized_relobj::is_output_section_offset_invalid): Move here from
930 child class.
931 (Sized_relobj::get_output_section_offset): Likewise.
932 (Sized_relobj::local_has_got_offset): Likewise.
933 (Sized_relobj::local_got_offset): Likewise.
934 (Sized_relobj::set_local_got_offset): Likewise.
935 (Sized_relobj::do_for_all_local_got_entries): Likewise.
936 (Sized_relobj::clear_got_offsets): New function.
937 (Sized_relobj::section_offsets): Move here from child class.
938 (Sized_relobj::do_output_section_offset): Likewise.
939 (Sized_relobj::do_set_section_offset): Likewise.
940 (Sized_relobj::Local_got_offsets): Likewise.
941 (Sized_relobj::local_got_offsets_): Likewise.
942 (Sized_relobj::section_offsets_): Likewise.
943 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
944 references.
945 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
946 class.
947 (Sized_relobj_file::sized_relobj): New function
948 (Sized_relobj_file::local_has_got_offset): Move to base class.
949 (Sized_relobj_file::local_got_offset): Likewise.
950 (Sized_relobj_file::set_local_got_offset): Likewise.
951 (Sized_relobj_file::get_output_section_offset): Likewise.
952 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
953 (Sized_relobj_file::do_output_section_offset): Likewise.
954 (Sized_relobj_file::do_set_section_offset): Likewise.
955 (Sized_relobj_file::Local_got_offsets): Likewise.
956 (Sized_relobj_file::local_got_offsets_): Likewise.
957 (Sized_relobj_file::section_offsets_): Likewise.
958 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
959 (all constructors).
960 (set_needs_dynsym_index): Convert relobj to derived class pointer.
961 (Output_reloc::get_symbol_index): Likewise.
962 (Output_reloc::local_section_offset): Likewise.
963 (Output_reloc::get_address): Likewise.
964 (Output_reloc::symbol_value): Likewise.
965 (Output_data_got::reserve_slot): Move to class definition.
966 (Output_data_got::reserve_local): New function.
967 (Output_data_got::reserve_slot_for_global): Remove.
968 (Output_data_got::reserve_global): New function.
969 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
970 (all constructors, two instantiations).
971 (Output_reloc::get_relobj): New function (two instantiations).
972 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
973 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
974 (Output_data_reloc::add_global): Adjust type of relobj.
975 (Output_data_reloc::add_global_relative): Likewise.
976 (Output_data_reloc::add_symbolless_global_addend): Likewise.
977 (Output_data_reloc::add_local): Likewise.
978 (Output_data_reloc::add_local_relative): Likewise.
979 (Output_data_reloc::add_symbolless_local_addend): Likewise.
980 (Output_data_reloc::add_local_section): Likewise.
981 (Output_data_reloc::add_output_section): Likewise.
982 (Output_data_reloc::add_absolute): Likewise.
983 (Output_data_reloc::add_target_specific): Likewise.
984 (Output_data_got::reserve_slot): Move definition here.
985 (Output_data_got::reserve_local): New function.
986 (Output_data_got::reserve_global): New function.
987 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
988 section_offsets_ with accessor function.
989 (Sized_relobj_file::write_sections): Likewise.
990 (Sized_relobj_file::do_relocate_sections): Likewise.
991 * target.h (Sized_target::reserve_local_got_entry): New function.
992 (Sized_target::reserve_global_got_entry): New function.
993 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
994 (Target_x86_64::reserve_global_got_entry): New function.
995 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
996
4829d394
CC		 9972011-05-23 Cary Coutant <ccoutant@google.com>
998
999 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1000 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1001 bit when checking got_type.
1002 * incremental.cc (Sized_incremental_binary::setup_readers):
1003 Store symbol table and string table locations; initialize bit vector
1004 of file status flags.
1005 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1006 unchanged files.
1007 (Sized_incremental_binary::do_process_got_plt): New function.
1008 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1009 (Output_section_incremental_inputs::set_final_data_size): Record
1010 file index for each input file.
1011 (Output_section_incremental_inputs::write_got_plt): Store file index
1012 instead of input entry offset for each GOT entry.
1013 * incremental.h
1014 (Incremental_input_entry::Incremental_input_entry): Initialize new
1015 data member.
1016 (Incremental_input_entry::set_offset): Store file index.
1017 (Incremental_input_entry::get_file_index): New function.
1018 (Incremental_input_entry::file_index_): New data member.
1019 (Incremental_binary::process_got_plt): New function.
1020 (Incremental_binary::do_process_got_plt): New function.
1021 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1022 data members.
1023 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1024 (Sized_incremental_binary::set_file_is_unchanged): New function.
1025 (Sized_incremental_binary::file_is_unchanged): New function.
1026 (Sized_incremental_binary::do_process_got_plt): New function.
1027 (Sized_incremental_binary::file_status_): New data member.
1028 (Sized_incremental_binary::main_symtab_loc_): New data member.
1029 (Sized_incremental_binary::main_strtab_loc_): New data member.
1030 * output.cc (Output_data_got::Got_entry::write): Add case
1031 RESERVED_CODE.
1032 (Output_data_got::add_global): Call add_got_entry.
1033 (Output_data_got::add_global_plt): Likewise.
1034 (Output_data_got::add_global_with_rel): Likewise.
1035 (Output_data_got::add_global_with_rela): Likewise.
1036 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1037 (Output_data_got::add_global_pair_with_rela): Likewise.
1038 (Output_data_got::add_local): Call add_got_entry.
1039 (Output_data_got::add_local_plt): Likewise.
1040 (Output_data_got::add_local_with_rel): Likewise.
1041 (Output_data_got::add_local_with_rela): Likewise.
1042 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1043 (Output_data_got::add_local_pair_with_rela): Likewise.
1044 (Output_data_got::reserve_slot): New function.
1045 (Output_data_got::reserve_slot_for_global): New function.
1046 (Output_data_got::add_got_entry): New function.
1047 (Output_data_got::add_got_entry_pair): New function.
1048 (Output_section::add_output_section_data): Edit FIXME.
1049 * output.h
1050 (Output_section_data_build::Output_section_data_build): New
1051 constructor with size parameter.
1052 (Output_data_space::Output_data_space): Likewise.
1053 (Output_data_got::Output_data_got): Initialize new data member; new
1054 constructor with size parameter.
1055 (Output_data_got::add_constant): Call add_got_entry.
1056 (Output_data_got::reserve_slot): New function.
1057 (Output_data_got::reserve_slot_for_global): New function.
1058 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1059 (Output_data_got::add_got_entry): New function.
1060 (Output_data_got::add_got_entry_pair): New function.
1061 (Output_data_got::free_list_): New data member.
1062 * target.h (Sized_target::init_got_plt_for_update): New function.
1063 (Sized_target::register_global_plt_entry): New function.
1064 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1065 Initialize new data member; call init; add constructor with PLT count.
1066 (Output_data_plt_x86_64::init): New function.
1067 (Output_data_plt_x86_64::add_relocation): New function.
1068 (Output_data_plt_x86_64::reserve_slot): New function.
1069 (Output_data_plt_x86_64::free_list_): New data member.
1070 (Target_x86_64::init_got_plt_for_update): New function.
1071 (Target_x86_64::register_global_plt_entry): New function.
1072 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1073 incremental updates.
1074 (Output_data_plt_x86_64::add_relocation): New function.
1075 * testsuite/object_unittest.cc (Object_test): Set default options.
1076
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ILT		 10772011-05-16 Ian Lance Taylor <iant@google.com>
1078
1079 * options.h (class General_options): Make -i a synonym for -r.
1080
732e31de
ILT		 10812011-05-16 Ian Lance Taylor <iant@google.com>
1082
1083 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1084
403676b5
CC		 10852011-05-10 Cary Coutant <ccoutant@google.com>
1086
1087 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1088 strip_all (-s).
1089
5b7b7d6e
ILT		 10902011-05-06 Ian Lance Taylor <iant@google.com>
1091
1092 * layout.cc (Layout::layout): If the output section flags change,
1093 update the ordering.
1094
f0f9babf
CC		 10952011-04-25 Cary Coutant <ccoutant@google.com>
1096
1097 * incremental-dump.cc (dump_incremental_inputs): Print local
1098 symbol info for each input file.
1099 * incremental.cc
1100 (Output_section_incremental_inputs::set_final_data_size): Add local
1101 symbol info to input file entries in incremental info.
1102 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1103 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1104 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1105 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1106 implementation.
1107 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1108 (Sized_incr_relobj::do_relocate): Write the local symbols.
1109 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1110 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1111 Adjust size of input file header.
1112 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1113 (Incremental_inputs_reader::get_local_symbol_count): New function.
1114 (Incremental_inputs_reader::get_input_section): Adjust size of input
1115 file header.
1116 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1117 (Sized_incr_relobj::This): New typedef.
1118 (Sized_incr_relobj::sym_size): New const data member.
1119 (Sized_incr_relobj::Local_symbol): New struct.
1120 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1121 (Sized_incr_relobj::do_local_symbol_offset): New function.
1122 (Sized_incr_relobj::local_symbol_count_): New data member.
1123 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1124 (Sized_incr_relobj::local_symbol_index_): New data member.
1125 (Sized_incr_relobj::local_symbol_offset_): New data member.
1126 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1127 (Sized_incr_relobj::local_symbols_): New data member.
1128 * object.h (Relobj::output_local_symbol_count): New function.
1129 (Relobj::local_symbol_offset): New function.
1130 (Relobj::do_output_local_symbol_count): New function.
1131 (Relobj::do_local_symbol_offset): New function.
1132 (Sized_relobj::do_output_local_symbol_count): New function.
1133 (Sized_relobj::do_local_symbol_offset): New function.
1134
d0a9ace3
ILT		 11352011-04-22 Vladimir Simonov <sv@sw.ru>
1136
1137 * descriptors.cc (set_close_on_exec): New function.
1138 (Descriptors::open): Use set_close_on_exec.
1139 * output.cc (S_ISLNK): Define if not defined.
1140
94a3fc8b
CC		 11412011-04-22 Cary Coutant <ccoutant@google.com>
1142
1143 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1144 global symbol map.
1145 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1146 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1147 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1148 relocations.
1149 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1150 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1151 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1152 * incremental.h
1153 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1154 function.
1155 (Incremental_binary::apply_incremental_relocs): New function.
1156 (Incremental_binary::do_apply_incremental_relocs): New function.
1157 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1158 data member.
1159 (Sized_incremental_binary::add_global_symbol): New function.
1160 (Sized_incremental_binary::global_symbol): New function.
1161 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1162 (Sized_incremental_binary::symbol_map_): New data member.
1163 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1164 * target.h (Sized_target::apply_relocation): New function.
1165 * target-reloc.h (apply_relocation): New function.
1166 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1167
c87e4302
DK		 11682011-04-22 Doug Kwan <dougkwan@google.com>
1169
1170 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1171 flag of a SHT_ARM_EXIDX section.
1172 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1173 * testsuite/Makefile.in: Regenerate.
1174 * testsuite/arm_exidx_test.s: New file.
1175 * testsuite/arm_exidx_test.sh: Same.
1176
e7782cf6
CC		 11772011-04-20 Cary Coutant <ccoutant@google.com>
1178
1179 PR gold/12689
1180 * archive.h (Incremental_archive_entry::Archive_member):
1181 Initialize arg_serial_ (second constructor).
1182
308ecdc7
ILT		 11832011-04-17 Ian Lance Taylor <iant@google.com>
1184
1185 * object.cc (Relocate_info::location): Simplify location string.
1186 * errors.cc (Errors::error_at_location): Don't print program
1187 name.
1188 (Errors::warning_at_location): Likewise.
1189 (Errors::undefined_symbol): Likewise.
1190 * testsuite/debug_msg.sh: Update accordingly.
1191
bec5b579
CC		 11922011-04-14 Cary Coutant <ccoutant@google.com>
1193
1194 * gold/layout.cc (Layout::symtab_section_offset): New function.
1195 * gold/layout.h (Layout::symtab_section_offset): New function.
1196 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1197
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ILT		 11982011-04-12 Ian Lance Taylor <iant@google.com>
1199
1200 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1201 with MREMAP_MAYMOVE.
1202 * output.h (class Output_file): Add map_is_allocated_ field.
1203 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1204 not available, provide stubs. If mremap is not available, #define
1205 it to gold_mremap.
1206 (MREMAP_MAYMOVE): Define if not defined.
1207 (Output_file::Output_file): Initialize map_is_allocated_.
1208 (Output_file::resize): Check map_is_allocated_.
1209 (Output_file::map_anonymous): If mmap fails, use malloc.
1210 (Output_file::unmap): Don't do anything for an anonymous map.
1211 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1212 is not available, provide stubs.
1213 (File_read::View::~View): Use free rather than delete[].
1214 (File_read::make_view): Use malloc rather than new[]. If mmap
1215 fails, use malloc.
1216 (File_read::find_or_make_view): Use malloc rather than new[].
1217 * gold.h: Remove HAVE_REMAP code.
1218 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1219 exists. Rename mremap to gold_mremap. If mmap is not available
1220 don't do anything.
1221 * configure, config.in: Rebuild.
1222
11e361bc
ILT		 12232011-04-11 Ian Lance Taylor <iant@google.com>
1224
1225 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1226 initialize local variable v.
1227
cdc29364
CC		 12282011-04-11 Cary Coutant <ccoutant@google.com>
1229
1230 * archive.cc (Archive::include_member): Adjust call to
1231 report_object.
1232 (Add_archive_symbols::run): Track argument serial numbers.
1233 (Lib_group::include_member): Likewise.
1234 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1235 * archive.h (Incremental_archive_entry::Archive_member):
1236 Initialize arg_serial_.
1237 (Archive_member::arg_serial_): New data member.
1238 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1239 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1240 incremental link.
1241 (Sized_dynobj::do_for_all_local_got_entries): New function.
1242 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1243 function.
1244 * fileread.cc (get_mtime): New function.
1245 * fileread.h (get_mtime): New function.
1246 * gold.cc (queue_initial_tasks): Check for incremental update.
1247 (process_incremental_input): New function.
1248 (queue_middle_tasks): Don't force valid target for incremental
1249 update.
1250 * incremental-dump.cc (find_input_containing_global): Adjust
1251 size of symbol info entry.
1252 (dump_incremental_inputs): Dump argument serial number and
1253 in_system_directory flag; bias shndx by 1; print symbol names
1254 when dumping per-file symbol lists; use new symbol info readers.
1255 * incremental.cc
1256 (Output_section_incremental_inputs:update_data_size): New function.
1257 (Sized_incremental_binary::setup_readers): Setup input readers
1258 for each input file; build maps for files added from libraries
1259 and scripts.
1260 (Sized_incremental_binary::check_input_args): New function.
1261 (Sized_incremental_binary::do_check_inputs): Build map of argument
1262 serial numbers to input arguments.
1263 (Sized_incremental_binary::do_file_has_changed): Rename
1264 do_file_is_unchanged to this; compare file modification times.
1265 (Sized_incremental_binary::do_init_layout): New function.
1266 (Sized_incremental_binary::do_reserve_layout): New function.
1267 (Sized_incremental_binary::do_get_input_reader): Remove.
1268 (Sized_incremental_binary::get_symtab_view): New function.
1269 (Incremental_checker::can_incrementally_link_output_file): Remove.
1270 (Incremental_inputs::report_command_line): Exclude --debug options.
1271 (Incremental_inputs::report_archive_begin): Add parameter; track
1272 argument serial numbers; don't put input file entry for archive
1273 before archive members.
1274 (Incremental_inputs::report_archive_end): Put input file entry
1275 for archive after archive members.
1276 (Incremental_inputs::report_object): Add parameter; track argument
1277 serial numbers and in_system_directory flag.
1278 (Incremental_inputs::report_script): Add parameter; track argument
1279 serial numbers.
1280 (Output_section_incremental_inputs::set_final_data_size): Adjust
1281 size of symbol info entry; check for forwarding symbols.
1282 (Output_section_incremental_inputs::write_input_files): Write
1283 in_system_directory flag and argument serial number.
1284 (Output_section_incremental_inputs::write_info_blocks): Map section
1285 indices between incremental info and original input file; store
1286 input section index for each symbol.
1287 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1288 change operator() to visit().
1289 (class Global_got_offset_visitor): Likewise.
1290 (class Global_symbol_visitor_got_plt):
1291 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1292 classes.
1293 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1294 (Sized_incr_relobj::do_read_symbols): New function.
1295 (Sized_incr_relobj::do_layout): New function.
1296 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1297 (Sized_incr_relobj::do_add_symbols): New function.
1298 (Sized_incr_relobj::do_should_include_member): New function.
1299 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1300 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1301 (Sized_incr_relobj::do_section_size): New function.
1302 (Sized_incr_relobj::do_section_name): New function.
1303 (Sized_incr_relobj::do_section_contents): New function.
1304 (Sized_incr_relobj::do_section_flags): New function.
1305 (Sized_incr_relobj::do_section_entsize): New function.
1306 (Sized_incr_relobj::do_section_address): New function.
1307 (Sized_incr_relobj::do_section_type): New function.
1308 (Sized_incr_relobj::do_section_link): New function.
1309 (Sized_incr_relobj::do_section_info): New function.
1310 (Sized_incr_relobj::do_section_addralign): New function.
1311 (Sized_incr_relobj::do_initialize_xindex): New function.
1312 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1313 (Sized_incr_relobj::do_read_relocs): New function.
1314 (Sized_incr_relobj::do_gc_process_relocs): New function.
1315 (Sized_incr_relobj::do_scan_relocs): New function.
1316 (Sized_incr_relobj::do_count_local_symbols): New function.
1317 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1318 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1319 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1320 (Sized_incr_relobj::do_relocate): New function.
1321 (Sized_incr_relobj::do_set_section_offset): New function.
1322 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1323 (Sized_incr_dynobj::do_read_symbols): New function.
1324 (Sized_incr_dynobj::do_layout): New function.
1325 (Sized_incr_dynobj::do_add_symbols): New function.
1326 (Sized_incr_dynobj::do_should_include_member): New function.
1327 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1328 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1329 (Sized_incr_dynobj::do_section_size): New function.
1330 (Sized_incr_dynobj::do_section_name): New function.
1331 (Sized_incr_dynobj::do_section_contents): New function.
1332 (Sized_incr_dynobj::do_section_flags): New function.
1333 (Sized_incr_dynobj::do_section_entsize): New function.
1334 (Sized_incr_dynobj::do_section_address): New function.
1335 (Sized_incr_dynobj::do_section_type): New function.
1336 (Sized_incr_dynobj::do_section_link): New function.
1337 (Sized_incr_dynobj::do_section_info): New function.
1338 (Sized_incr_dynobj::do_section_addralign): New function.
1339 (Sized_incr_dynobj::do_initialize_xindex): New function.
1340 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1341 (make_sized_incremental_object): New function.
1342 (Incremental_library::copy_unused_symbols): New function.
1343 (Incremental_library::do_for_all_unused_symbols): New function.
1344 * incremental.h (enum Incremental_input_flags): New type.
1345 (class Incremental_checker): Remove.
1346 (Incremental_input_entry::Incremental_input_entry): Add argument
1347 serial number.
1348 (Incremental_input_entry::arg_serial): New function.
1349 (Incremental_input_entry::set_is_in_system_directory): New function.
1350 (Incremental_input_entry::is_in_system_directory): New function.
1351 (Incremental_input_entry::arg_serial_): New data member.
1352 (Incremental_input_entry::is_in_system_directory_): New data member.
1353 (class Script_info): Move here from script.h.
1354 (Script_info::Script_info): Add filename parameter.
1355 (Script_info::filename): New function.
1356 (Script_info::filename_): New data member.
1357 (Incremental_script_entry::Incremental_script_entry): Add argument
1358 serial number.
1359 (Incremental_object_entry::Incremental_object_entry): Likewise.
1360 (Incremental_object_entry::add_input_section): Build list of input
1361 sections with map to original shndx.
1362 (Incremental_object_entry::get_input_section_index): New function.
1363 (Incremental_object_entry::shndx_): New data member.
1364 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1365 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1366 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1367 serial number.
1368 (Incremental_inputs::report_archive_begin): Likewise.
1369 (Incremental_inputs::report_object): Likewise.
1370 (Incremental_inputs::report_script): Likewise.
1371 (class Incremental_global_symbol_reader): New class.
1372 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1373 and store flags and input file type.
1374 (Incremental_input_entry_reader::arg_serial): New function.
1375 (Incremental_input_entry_reader::type): Extract type from flags.
1376 (Incremental_input_entry_reader::is_in_system_directory): New function.
1377 (Incremental_input_entry_reader::get_input_section_count): Call
1378 accessor function for type.
1379 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1380 function for type; adjust size of global symbol entry.
1381 (Incremental_input_entry_reader::get_global_symbol_count): Call
1382 accessor function for type.
1383 (Incremental_input_entry_reader::get_object_count): Likewise.
1384 (Incremental_input_entry_reader::get_object_offset): Likewise.
1385 (Incremental_input_entry_reader::get_member_count): Likewise.
1386 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1387 (Incremental_input_entry_reader::get_member_offset): Likewise.
1388 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1389 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1390 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1391 (Incremental_input_entry_reader::get_global_symbol_reader): New
1392 function.
1393 (Incremental_input_entry_reader::get_output_symbol_index): New
1394 function.
1395 (Incremental_input_entry_reader::type_): Remove.
1396 (Incremental_input_entry_reader::flags_): New data member.
1397 (Incremental_inputs_reader::input_file_offset): New function.
1398 (Incremental_inputs_reader::input_file_index): New function.
1399 (Incremental_inputs_reader::input_file): Call input_file_offset.
1400 (Incremental_inputs_reader::input_file_at_offset): New function.
1401 (Incremental_relocs_reader::get_r_type): Reformat.
1402 (Incremental_relocs_reader::get_r_shndx): Reformat.
1403 (Incremental_relocs_reader::get_r_offset): Reformat.
1404 (Incremental_relocs_reader::data): New function.
1405 (Incremental_binary::Incremental_binary): Initialize new data members.
1406 (Incremental_binary::check_inputs): Add cmdline parameter.
1407 (Incremental_binary::file_is_unchanged): Remove.
1408 (Input_reader::arg_serial): New function.
1409 (Input_reader::get_unused_symbol_count): New function.
1410 (Input_reader::get_unused_symbol): New function.
1411 (Input_reader::do_arg_serial): New function.
1412 (Input_reader::do_get_unused_symbol_count): New function.
1413 (Input_reader::do_get_unused_symbol): New function.
1414 (Incremental_binary::input_file_count): New function.
1415 (Incremental_binary::get_input_reader): Change signature to use
1416 index instead of filename.
1417 (Incremental_binary::file_has_changed): New function.
1418 (Incremental_binary::get_input_argument): New function.
1419 (Incremental_binary::get_library): New function.
1420 (Incremental_binary::get_script_info): New function.
1421 (Incremental_binary::init_layout): New function.
1422 (Incremental_binary::reserve_layout): New function.
1423 (Incremental_binary::output_file): New function.
1424 (Incremental_binary::do_check_inputs): New function.
1425 (Incremental_binary::do_file_is_unchanged): Remove.
1426 (Incremental_binary::do_file_has_changed): New function.
1427 (Incremental_binary::do_init_layout): New function.
1428 (Incremental_binary::do_reserve_layout): New function.
1429 (Incremental_binary::do_input_file_count): New function.
1430 (Incremental_binary::do_get_input_reader): Change signature.
1431 (Incremental_binary::input_args_map_): New data member.
1432 (Incremental_binary::library_map_): New data member.
1433 (Incremental_binary::script_map_): New data member.
1434 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1435 new data members.
1436 (Sized_incremental_binary::output_section): New function.
1437 (Sized_incremental_binary::inputs_reader): Add const.
1438 (Sized_incremental_binary::symtab_reader): Add const.
1439 (Sized_incremental_binary::relocs_reader): Add const.
1440 (Sized_incremental_binary::got_plt_reader): Add const.
1441 (Sized_incremental_binary::get_symtab_view): New function.
1442 (Sized_incremental_binary::Inputs_reader): New typedef.
1443 (Sized_incremental_binary::Input_entry_reader): New typedef.
1444 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1445 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1446 (Sized_incremental_binary::do_file_has_changed): New function.
1447 (Sized_incremental_binary::do_init_layout): New function.
1448 (Sized_incremental_binary::do_reserve_layout): New function.
1449 (Sized_input_reader::Inputs_reader): Remove.
1450 (Sized_input_reader::Input_entry_reader): Remove.
1451 (Sized_input_reader::do_arg_serial): New function.
1452 (Sized_input_reader::do_get_unused_symbol_count): New function.
1453 (Sized_input_reader::do_get_unused_symbol): New function.
1454 (Sized_incremental_binary::do_input_file_count): New function.
1455 (Sized_incremental_binary::do_get_input_reader): Change signature;
1456 use index instead of filename.
1457 (Sized_incremental_binary::section_map_): New data member.
1458 (Sized_incremental_binary::input_entry_readers_): New data member.
1459 (class Sized_incr_relobj): New class.
1460 (class Sized_incr_dynobj): New class.
1461 (make_sized_incremental_object): New function.
1462 (class Incremental_library): New class.
1463 * layout.cc (Free_list::num_lists): New static data member.
1464 (Free_list::num_nodes): New static data member.
1465 (Free_list::num_removes): New static data member.
1466 (Free_list::num_remove_visits): New static data member.
1467 (Free_list::num_allocates): New static data member.
1468 (Free_list::num_allocate_visits): New static data member.
1469 (Free_list::init): New function.
1470 (Free_list::remove): New function.
1471 (Free_list::allocate): New function.
1472 (Free_list::dump): New function.
1473 (Free_list::print_stats): New function.
1474 (Layout_task_runner::run): Resize output file for incremental updates.
1475 (Layout::Layout): Initialize new data members.
1476 (Layout::set_incremental_base): New function.
1477 (Layout::init_fixed_output_section): New function.
1478 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1479 incremental updates.
1480 (Layout::create_gold_note): Do not create gold note section for
1481 incremental updates.
1482 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1483 for incremental updates.
1484 (Layout::set_section_offsets): For incremental updates, allocate space
1485 from free list.
1486 (Layout::create_symtab_sections): Layout with offsets relative to
1487 start of section; for incremental updates, allocate space from free
1488 list.
1489 (Layout::create_shdrs): For incremental updates, allocate space from
1490 free list.
1491 (Layout::finish_dynamic_section): For incremental updates, do not
1492 check --as-needed (fixed in subsequent patch).
1493 * layout.h (class Free_list): New class.
1494 (Layout::set_incremental_base): New function.
1495 (Layout::incremental_base): New function.
1496 (Layout::init_fixed_output_section): New function.
1497 (Layout::allocate): New function.
1498 (Layout::incremental_base_): New data member.
1499 (Layout::free_list_): New data member.
1500 * main.cc (main): Print Free_list statistics.
1501 * object.cc (Relobj::finalize_incremental_relocs): Add
1502 clear_counts parameter; clear counts only when clear_counts is set.
1503 (Sized_relobj::Sized_relobj): Initialize new base class.
1504 (Sized_relobj::do_layout): Don't report special sections.
1505 (Sized_relobj::do_for_all_local_got_entries): New function.
1506 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1507 symtab_off to all symbol table offsets.
1508 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1509 * object.h (class Got_offset_list): Move to top of file.
1510 (Object::Object): Allow case where input_file == NULL.
1511 (Object::~Object): Likewise.
1512 (Object::input_file): Assert that input_file != NULL.
1513 (Object::lock): Allow case where input_file == NULL.
1514 (Object::unlock): Likewise.
1515 (Object::is_locked): Likewise.
1516 (Object::token): Likewise.
1517 (Object::release): Likewise.
1518 (Object::is_incremental): New function.
1519 (Object::get_mtime): New function.
1520 (Object::for_all_local_got_entries): New function.
1521 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1522 (Object::set_is_in_system_directory): New function.
1523 (Object::is_in_system_directory): New function.
1524 (Object::do_is_incremental): New function.
1525 (Object::do_get_mtime): New function.
1526 (Object::do_for_all_local_got_entries): New function.
1527 (Object::is_in_system_directory_): New data member.
1528 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1529 (class Sized_relobj_base): New class.
1530 (class Sized_relobj): Derive from Sized_relobj_base.
1531 (class Sized_relobj::Symbols): Redeclare from base class.
1532 (class Sized_relobj::local_got_offset_list): Remove.
1533 (class Sized_relobj::Output_sections): Redeclare from base class.
1534 (class Sized_relobj::do_for_all_local_got_entries): New function.
1535 (class Sized_relobj::write_local_symbols): Add offset parameter.
1536 (class Sized_relobj::local_symbol_offset_): Update comment.
1537 (class Sized_relobj::local_dynsym_offset_): Update comment.
1538 * options.cc (Input_arguments::add_file): Remove const.
1539 * options.h (Input_file_argument::Input_file_argument):
1540 Initialize arg_serial_ (all constructors).
1541 (Input_file_argument::set_arg_serial): New function.
1542 (Input_file_argument::arg_serial): New function.
1543 (Input_file_argument::arg_serial_): New data member.
1544 (Input_arguments::Input_arguments): Initialize file_count_.
1545 (Input_arguments::add_file): Remove const.
1546 (Input_arguments::number_of_input_files): New function.
1547 (Input_arguments::file_count_): New data member.
1548 (Command_line::number_of_input_files): Call
1549 Input_arguments::number_of_input_files.
1550 * output.cc (Output_segment_headers::Output_segment_headers):
1551 Set current size.
1552 (Output_section::Input_section::current_data_size): New function.
1553 (Output_section::Output_section): Initialize new data members.
1554 (Output_section::add_input_section): Don't do merge sections for
1555 an incremental link; allocate space from free list for an
1556 incremental update.
1557 (Output_section::add_output_section_data): Allocate space from
1558 free list for an incremental update.
1559 (Output_section::update_data_size): New function.
1560 (Output_section::set_fixed_layout): New function.
1561 (Output_section::reserve): New function.
1562 (Output_segment::set_section_addresses): Remove const.
1563 (Output_segment::set_section_list_addresses): Remove const; allocate
1564 space from free list for an incremental update.
1565 (Output_segment::set_offset): Adjust size of RELRO segment for an
1566 incremental update.
1567 * output.h (Output_data::current_data_size): Move here from
1568 child classes.
1569 (Output_data::pre_finalize_data_size): New function.
1570 (Output_data::update_data_size): New function.
1571 (Output_section_headers::update_data_size): new function.
1572 (Output_section_data_build::current_data_size): Move to Output_data.
1573 (Output_data_strtab::update_data_size): New function.
1574 (Output_section::current_data_size): Move to Output_data.
1575 (Output_section::set_fixed_layout): New function.
1576 (Output_section::has_fixed_layout): New function.
1577 (Output_section::reserve): New function.
1578 (Output_section::update_data_size): New function.
1579 (Output_section::has_fixed_layout_): New data member.
1580 (Output_section::free_list_): New data member.
1581 (Output_segment::set_section_addresses): Remove const.
1582 (Output_segment::set_section_list_addresses): Remove const.
1583 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1584 New function.
1585 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1586 New function.
1587 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1588 parameter when calling Add_symbols constructor; store argument
1589 serial number for members of a lib group.
1590 (Add_symbols::locks): Allow case where token == NULL.
1591 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1592 (Read_member::~Read_member): New function.
1593 (Read_member::is_runnable): New function.
1594 (Read_member::locks): New function.
1595 (Read_member::run): New function.
1596 (Check_script::~Check_script): New function.
1597 (Check_script::is_runnable): New function.
1598 (Check_script::locks): New function.
1599 (Check_script::run): New function.
1600 (Check_library::~Check_library): New function.
1601 (Check_library::is_runnable): New function.
1602 (Check_library::locks): New function.
1603 (Check_library::run): New function.
1604 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1605 (Add_symbols::library_): New data member.
1606 (class Read_member): New class.
1607 (class Check_script): New class.
1608 (class Check_library): New class.
1609 * reloc.cc (Read_relocs::is_runnable): Allow case where
1610 token == NULL.
1611 (Read_relocs::locks): Likewise.
1612 (Scan_relocs::locks): Likewise.
1613 (Relocate_task::locks): Likewise.
1614 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1615 to clear counters.
1616 (Sized_relobj::incremental_relocs_scan): Fix comment.
1617 (Sized_relobj::do_relocate): Pass output file offset to
1618 write_local_symbols.
1619 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1620 from class declaration.
1621 * script.cc (read_input_script): Allocate Script_info; pass
1622 argument serial number to report_script.
1623 * script.h (class Script_info): Move to incremental.h.
1624 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1625 * symtab.h (Symbol_table::add_from_incrobj): New function.
1626 (Symbol_table::set_file_offset): New function.
1627
b961d0d7
CC		 16282011-04-05 Cary Coutant <ccoutant@google.com>
1629
1630 * incremental-dump.cc (dump_incremental_inputs): Change signature
1631 to take a Sized_incremental_binary; change caller. Use readers
1632 in Sized_incremental_binary.
1633 * incremental.cc
1634 (Sized_incremental_binary::find_incremental_inputs_sections):
1635 Rename do_find_incremental_inputs_sections to this.
1636 (Sized_incremental_binary::setup_readers): New function.
1637 (Sized_incremental_binary::do_check_inputs): Check
1638 has_incremental_info_ flag; move setup code to setup_readers;
1639 use input readers.
1640 (Sized_incremental_binary::do_file_is_unchanged): New function.
1641 (Sized_incremental_binary::do_get_input_reader): New function.
1642 * incremental.h (class Incremental_binary): Move to end of file.
1643 (Incremental_binary::file_is_unchanged): New function.
1644 (Incremental_binary::do_file_is_unchanged): New function.
1645 (Incremental_binary::Input_reader): New class.
1646 (Incremental_binary::get_input_reader): New function.
1647 (class Sized_incremental_binary): Move to end of file.
1648 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1649 input section reader classes.
1650 (Sized_incremental_binary::has_incremental_info): New function.
1651 (Sized_incremental_binary::inputs_reader): New function.
1652 (Sized_incremental_binary::symtab_reader): New function.
1653 (Sized_incremental_binary::relocs_reader): New function.
1654 (Sized_incremental_binary::got_plt_reader): New function.
1655 (Sized_incremental_binary::do_file_is_unchanged): New function.
1656 (Sized_incremental_binary::Sized_input_reader): New class.
1657 (Sized_incremental_binary::get_input_reader): New function.
1658 (Sized_incremental_binary::find_incremental_inputs_sections):
1659 Rename do_find_incremental_inputs_sections to this.
1660 (Sized_incremental_binary::setup_readers): New function.
1661 (Sized_incremental_binary::has_incremental_info_): New data member.
1662 (Sized_incremental_binary::inputs_reader_): New data member.
1663 (Sized_incremental_binary::symtab_reader_): New data member.
1664 (Sized_incremental_binary::relocs_reader_): New data member.
1665 (Sized_incremental_binary::got_plt_reader_): New data member.
1666 (Sized_incremental_binary::current_input_file_): New data member.
1667
a869183f
PP		 16682011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1669
1670 PR gold/12640
1671 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1672 violation.
1673
16742011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1675
1676 * archive.cc (Archive::include_member): Adjust call to report_object.
1677 (Add_archive_symbols::run): Add script_info to call to
1678 report_archive_begin.
1679 (Lib_group::include_member): Adjust call to report_object.
1680 (Add_lib_group_symbols::run): Adjust call to report_object.
1681 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1682 blocks. Add object count for script input files.
1683 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1684 script_info parameter; change all callers.
1685 (Incremental_inputs::report_object): Add script_info parameter;
1686 change all callers.
1687 (Incremental_inputs::report_script): Store backpointer to
1688 incremental info entry.
1689 (Output_section_incremental_inputs::set_final_data_size): Record
1690 additional information for scripts.
1691 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1692 * incremental.h (Incremental_script_entry::add_object): New function.
1693 (Incremental_script_entry::get_object_count): New function.
1694 (Incremental_script_entry::get_object): New function.
1695 (Incremental_script_entry::objects_): New data member; adjust
1696 constructor.
1697 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1698 (Incremental_inputs::report_object): Add script_info parameter.
1699 (Incremental_inputs_reader::get_object_count): New function.
1700 (Incremental_inputs_reader::get_object_offset): New function.
1701 * options.cc (Input_arguments::add_file): Return reference to
1702 new input argument.
1703 * options.h (Input_argument::set_script_info): New function.
1704 (Input_argument::script_info): New function.
1705 (Input_argument::script_info_): New data member; adjust all
1706 constructors.
1707 (Input_file_group::add_file): Return reference to new input argument.
1708 (Input_file_lib::add_file): Likewise.
1709 (Input_arguments::add_file): Likewise.
1710 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1711 * script.cc (Parser_closure::Parser_closure): Add script_info
1712 parameter; adjust all callers.
1713 (Parser_closure::script_info): New function.
1714 (Parser_closure::script_info_): New data member.
1715 (read_input_script): Report scripts earlier to incremental info.
1716 (script_add_file): Set script_info in Input_argument.
1717 (script_add_library): Likewise.
1718 * script.h (Script_options::Script_info): Rewrite class.
1719
a869183f 17202011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1721
1722 * archive.cc (Library_base::should_include_member): Move
1723 method here from class Archive.
1724 (Archive::Archive): Initialize base class.
1725 (Archive::should_include_member): Move to base class.
1726 (Archive::do_for_all_unused_symbols): New function.
1727 (Add_archive_symbols::run): Remove redundant access to
1728 incremental_inputs.
1729 (Lib_group::Lib_group): Initialize base class.
1730 (Lib_group::do_filename): New function.
1731 (Lib_group::include_member): Pass pointer to Lib_group to
1732 report_object.
1733 (Lib_group::do_for_all_unused_symbols): New function.
1734 (Add_lib_group_symbols::run): Report archive information for
1735 incremental links.
1736 * archive.h (class Library_base): New base class.
1737 (class Archive): Derive from Library_base.
1738 (Archive::filename): Move to base class.
1739 (Archive::set_incremental_info): Likewise.
1740 (Archive::incremental_info): Likewise.
1741 (Archive::Should_include): Likewise.
1742 (Archive::should_include_member): Likewise.
1743 (Archive::Armap_entry): Remove.
1744 (Archive::Unused_symbol_iterator): Remove.
1745 (Archive::unused_symbols_begin): Remove.
1746 (Archive::unused_symbols_end): Remove.
1747 (Archive::do_filename): New function.
1748 (Archive::do_get_mtime): New function.
1749 (Archive::do_for_all_unused_symbols): New function.
1750 (Archive::task_): Move to base class.
1751 (Archive::incremental_info_): Likewise.
1752 (class Lib_group): Derive from Library_base.
1753 (Lib_group::do_filename): New function.
1754 (Lib_group::do_get_mtime): New function.
1755 (Lib_group::do_for_all_unused_symbols): New function.
1756 (Lib_group::task_): Move to base class.
1757 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1758 function.
1759 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1760 function.
1761 * incremental.cc (Incremental_inputs::report_archive_begin):
1762 Use Library_base; call library's get_mtime; add incremental inputs
1763 entry before members.
1764 (class Unused_symbol_visitor): New class.
1765 (Incremental_inputs::report_archive_end): Use Library_base; use
1766 visitor class to record unused symbols; don't add incremental inputs
1767 entry after members.
1768 (Incremental_inputs::report_object): Use Library_base.
1769 * incremental.h
1770 (Incremental_archive_entry::Incremental_archive_entry): Remove
1771 unused Archive parameter.
1772 (Incremental_inputs::report_archive_begin): Use Library_base.
1773 (Incremental_inputs::report_archive_end): Likewise.
1774 (Incremental_inputs::report_object): Likewise.
1775 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1776 function.
1777 * object.h (Object::for_all_global_symbols): New function.
1778 (Object::do_for_all_global_symbols): New function.
1779 (Sized_relobj::do_for_all_global_symbols): New function.
1780 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1781 function.
1782 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1783 function.
1784
61ab3e40
ILT		 17852011-03-27 Ian Lance Taylor <iant@google.com>
1786
1787 * archive.cc (Archive::interpret_header): Return -1 if something
1788 goes wrong. Change callers accordingly.
1789
30e1f9e6
CC		 17902011-03-25 Cary Coutant <ccoutant@google.com>
1791
1792 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1793 * testsuite/Makefile.in: Regenerate.
1794
9c793f14
RÁE		 17952010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1796
1797 * plugin.cc (get_view): New.
1798 (Plugin::load): Pass get_view to the plugin.
1799 (Plugin_manager::get_view): New.
1800
9312bb0a
ILT		 18012011-03-21 Ian Lance Taylor <iant@google.com>
1802
1803 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1804 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1805
7e12ba9e
ST		 18062011-03-21 Sriraman Tallam <tmsriram@google.com>
1807
1808 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1809 Change == to -eq.
1810 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1811 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1812 Change == to -eq.
1813 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1814 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1815
fd7a005d
ILT		 18162011-03-14 Ian Lance Taylor <iant@google.com>
1817
1818 * script-sections.cc (Sort_output_sections::script_compare):
1819 Rename from is_before, change return type.
1820 (Sort_output_sections::operator()): Adjust accordingly.
1821
ed16fd1b
ILT		 18222011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1823
1824 PR gold/12572
1825 * testsuite/odr_violation2.cc: Add comment to make all error line
1826 numbers double digits.
1827 * testsuite/debug_msg.sh: Adjust expected errors.
1828
71ff8986
ILT		 18292011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1830
1831 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1832 but mark earlier ones as non-canonical
1833 (offset_to_iterator): Update search target and example
1834 (do_addr2line): Return extra lines in a vector*
1835 (format_file_lineno): Extract from do_addr2line
1836 (one_addr2line): Add vector* out-param
1837 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1838 when a lineno entry appeared last for its instruction
1839 (Dwarf_line_info): Add vector* out-param
1840 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1841 * symtab.cc (Odr_violation_compare): Include the lineno in the
1842 comparison again.
1843 (linenos_from_loc): New. Combine the canonical line for an
1844 address with its other lines.
1845 (True_if_intersect): New. Helper functor to make
1846 std::set_intersection a query.
1847 (detect_odr_violations): Compare sets of lines instead of just
1848 one line for each function. This became less deterministic, but
1849 has fewer false positives.
1850 * symtab.h: Declarations.
1851 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1852 mix an optimized and non-optimized object in the same binary
1853 (odr_violation2.so): Same.
1854 * testsuite/Makefile.in: Regenerate from Makefile.am.
1855 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1856 * testsuite/debug_msg.sh: Update line numbers and add
1857 assertions.
1858 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1859 non-optimized context.
1860 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1861 isn't inlined, and use OdrDerived in an optimized context.
1862 * testsuite/odr_header1.h: Defines OdrDerived, where
1863 optimization will change the
1864 first-instruction-in-the-destructor's file and line number.
1865 * testsuite/odr_header2.h: Defines OdrBase.
1866
a19fefdc
ILT		 18672011-03-09 Ian Lance Taylor <iant@google.com>
1868
1869 * fileread.cc (File_read::clear_views): Don't delete the whole
1870 file view.
1871
ecb351e9
ILT		 18722011-03-08 Ian Lance Taylor <iant@google.com>
1873
1874 PR gold/12525
1875 * fileread.cc: #include <climits>.
1876 (GOLD_IOV_MAX): Define.
1877 (File_read::read_multiple): Limit number of entries by iov_max.
1878 * fileread.h (class File_read): Always set max_readv_entries to
1879 128.
1880
b821d13c
ILT		 18812011-03-07 Ian Lance Taylor <iant@google.com>
1882
1883 PR gold/12525
1884 * options.h (class General_options): Add -dy and -dn.
1885
89243142
CC		 18862011-03-02 Cary Coutant <ccoutant@google.com>
1887
1888 * testsuite/script_test_9.t: Add TLS segment.
1889
d0773f31
ILT		 18902011-03-02 Simon Baldwin <simonb@google.com>
1891
1892 * configure.ac: Add check for gnu_indirect_function support in
1893 the toolchain building binutils.
1894 * configure: Rebuild.
1895
badc8139
RÁE		 18962010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1897
1898 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1899 plugin only symbols.
1900 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1901 in plugin files as not needed in the symbol table.
1902
4cf7a849
ST		 19032011-02-11 Sriraman Tallam <tmsriram@google.com>
1904
1905 * output.cc (Output_section::add_input_section): Delay fill
1906 generation for section ordering.
1907
b578bd7d
ILT		 19082011-02-09 Ian Lance Taylor <iant@google.com>
1909
1910 PR gold/12316
1911 * object.h (class Sized_relobj): Remove clear_local_symbols.
1912 * reloc.cc (Sized_relobj::do_relocate): Don't call
1913 clear_local_symbols.
1914
84ced98a
RÁE		 19152010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1916
1917 * plugin.cc (is_visible_from_outside): Return true for symbols
1918 in the -u option.
1919
55382fb7
ILT		 19202011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1921
1922 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1923 filename.
1924
4e271fff
ST		 19252011-02-02 Sriraman Tallam <tmsriram@google.com>
1926
1927 * icf.h (is_section_foldable_candidate): Change type of parameter
1928 to std::string.
1929 * icf.cc (Icf::find_identical_sections): Change type of local variable
1930 section_name to be std::string.
1931 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1932
d433c3ac
ILT		 19332011-01-25 Ian Lance Taylor <iant@google.com>
1934
1935 * script.cc (script_add_extern): Rewrite to use
1936 add_symbol_reference.
1937
880473a6
DK		 19382011-01-25 Doug Kwan <dougkwan@google.com>
1939
d433c3ac 1940 * icf.cc (get_section_contents): Always lock section's object.
880473a6 1941
f30f86fa
ILT		 19422011-01-24 Ian Lance Taylor <iant@google.com>
1943
1944 * options.h (class General_options): Accept
1945 --no-detect-odr-violations.
1946
8e51a0b9
ILT		 19472011-01-24 Ian Lance Taylor <iant@google.com>
1948
1949 * version.cc (version_string): Bump to 1.11.
1950
0f3b89d8
ILT		 19512011-01-24 Ian Lance Taylor <iant@google.com>
1952
1953 * plugin.cc (class Plugin_rescan): Define new class.
1954 (Plugin_manager::claim_file): Set any_claimed_.
1955 (Plugin_manager::save_archive): New function.
1956 (Plugin_manager::save_input_group): New function.
1957 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1958 necessary.
1959 (Plugin_manager::new_undefined_symbol): New function.
1960 (Plugin_manager::rescan): New function.
1961 (Plugin_manager::rescannable_defines): New function.
1962 (Plugin_manager::add_input_file): Set any_added_.
1963 * plugin.h (class Plugin_manager): define new fields rescannable_,
1964 undefined_symbols_, any_claimed_, and any_added_. Declare
1965 Plugin_rescan as friend. Declare new functions.
1966 (Plugin_manager::Rescannable): Define type.
1967 (Plugin_manager::Rescannable_list): Define type.
1968 (Plugin_manager::Undefined_symbol_list): Define type.
1969 (Plugin_manager::Plugin_manager): Initialize new fields.
1970 * archive.cc (Archive::defines_symbol): New function.
1971 (Add_archive_symbols::run): Pass archive to plugins if any.
1972 * archive.h (class Archive): Declare defines_symbol.
1973 * readsyms.cc (Input_group::~Input_group): New function.
1974 (Finish_group::run): Pass input_group to plugins if any.
1975 * readsyms.h (class Input_group): Declare destructor.
1976 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1977 any.
1978
3bb951e5
ILT		 19792011-01-10 Ian Lance Taylor <iant@google.com>
1980
1981 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1982 section as relro.
1983 (Layout::set_segment_offsets): Reset increase_relro before calling
1984 set_section_addresses a second time.
1985
0aa45fac
CC		 19862011-01-04 Cary Coutant <ccoutant@google.com>
1987
1988 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1989 sections before NOBITS sections.
1990
0db46eb4
L		 19912011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1992
1993 * version.cc (print_version): Update copyright to 2011.
1994
829c9745
CC		 19952010-12-23 Cary Coutant <ccoutant@google.com>
1996
1997 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1998 of OS to this->add. Add OD parameter to second form of the function.
1999
7500420b
ILT		 20002010-12-20 Ian Lance Taylor <iant@google.com>
2001
2002 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2003 second of two consecutive entries with same offset.
2004
f8e9a930
RW		 20052010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2006
2007 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2008 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2009 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2010 to avoid unneeded links against $(LDADD).
2011 * testsuite/Makefile.in: Regenerate.
2012
2fbb4320
ILT		 20132010-12-15 Ian Lance Taylor <iant@google.com>
2014
2015 PR gold/12324
2016 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2017 for R_X86_64_32 and R_X86_64_PC32.
2018 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2019 ver_matching_def_pic.o.
2020 (ver_matching_def_pic.o): New target.
2021
fedb228d
RW		 20222010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2023
2024 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2025 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2026 Move definition before File_read::View member definitions.
2027 (File_read::View::~View): Initialize and hold lock before
2028 updating current_mapped_bytes.
2029
9b547ce6
RW		 20302010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2031
2032 * dwarf_reader.cc: Remove outdated comment.
2033 * gold-threads.cc: Fix typo in error message.
2034 * archive.cc: Fix typos in comments.
2035 * archive.h: Likewise.
2036 * arm-reloc-property.cc: Likewise.
2037 * arm-reloc-property.h: Likewise.
2038 * arm-reloc.def: Likewise.
2039 * arm.cc: Likewise.
2040 * attributes.h: Likewise.
2041 * cref.cc: Likewise.
2042 * ehframe.cc: Likewise.
2043 * fileread.h: Likewise.
2044 * gold.h: Likewise.
2045 * i386.cc: Likewise.
2046 * icf.cc: Likewise.
2047 * incremental.h: Likewise.
2048 * int_encoding.cc: Likewise.
2049 * layout.h: Likewise.
2050 * main.cc: Likewise.
2051 * merge.h: Likewise.
2052 * object.cc: Likewise.
2053 * object.h: Likewise.
2054 * options.cc: Likewise.
2055 * readsyms.cc: Likewise.
2056 * reduced_debug_output.cc: Likewise.
2057 * reloc.cc: Likewise.
2058 * script-sections.cc: Likewise.
2059 * sparc.cc: Likewise.
2060 * symtab.h: Likewise.
2061 * target-reloc.h: Likewise.
2062 * target.cc: Likewise.
2063 * target.h: Likewise.
2064 * timer.cc: Likewise.
2065 * timer.h: Likewise.
2066 * x86_64.cc: Likewise.
2067
83e17bd5
CC		 20682010-12-09 Cary Coutant <ccoutant@google.com>
2069
2070 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2071 stack.
2072 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2073 parameter; change all callers.
2074 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2075 * options.h (warn_execstack): New option.
2076
017257f8
DK		 20772010-12-07 Doug Kwan <dougkwan@google.com>
2078
2079 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2080 like function call relocations.
2081
c20cbc06
ILT		 20822010-12-07 Ian Lance Taylor <iant@google.com>
2083
2084 * archive.cc (Archive::get_elf_object_for_member): Permit
2085 punconfigured to be NULL.
2086 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2087 (Archive::include_member): Pass NULL to get_elf_object_for_member
2088 if we searched for the archive and this is the first included
2089 object.
2090
4dbfafcc
ILT		 20912010-12-01 Ian Lance Taylor <iant@google.com>
2092
2093 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2094 track_relocs_type_ field.
2095 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2096 Set track_relocs_type_.
2097 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2098 contents when using RELA relocs.
2099 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2100 reloc_map_.
2101 * reloc.cc (Track_relocs::next_addend): New function.
2102 * reloc.h (class Track_relocs): Declare next_addend.
2103
e5e19edd
ILT		 21042010-12-01 Ian Lance Taylor <iant@google.com>
2105
2106 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2107 virtual destructor.
2108
9a5ce24c
ILT		 21092010-12-01 Ian Lance Taylor <iant@google.com>
2110
2111 * README: Update compilers known to work and fail.
2112
c7791212
NC		 21132010-11-23 Matthias Klose <doko@ubuntu.com>
2114
2115 * configure.in: For --enable-gold, handle value `default' instead of
2116 `both*'. Always install ld as ld.bfd, install as ld if gold is
2117 not the default.
2118 * configure: Regenerate.
2119
0ad220c9
DK		 21202010-11-18 Doug Kwan <dougkwan@google.com>
2121
2122 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2123 and right_alignment to be zero. Store result alignment only if it is
2124 greater than existing alignment.
2125
ab8056e0
CC		 21262010-11-16 Cary Coutant <ccoutant@google.com>
2127
2128 PR gold/12220
2129 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2130 Check for ".zdebug_line".
2131
fd064a5b
CC		 21322010-11-16 Doug Kwan <dougkwan@google.com>
2133 Cary Coutant <ccoutant@google.com>
2134
2135 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2136 by reference; adjust all callers.
2137 * output.cc (Output_segment::set_section_addresses): Adjust references
2138 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2139 list is empty.
2140 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2141 end at page boundary.
2142
6fc6ea19
CC		 21432010-11-16 Cary Coutant <ccoutant@google.com>
2144
2145 PR gold/12220
2146 * layout.cc (Layout::choose_output_section): Transform names of
2147 compressed sections even when using a script with a SECTIONS clause.
2148 (Layout::output_section_name): Remove code to transform
2149 compressed debug section names.
2150 * output.cc (Output_section::add_input_section): Use uncompressed
2151 section size when tracking input sections.
2152
95a2c8d6
RS		 21532010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2154
2155 * symtab.h (Symbol::NON_PIC_REF): Remove.
2156 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2157 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2158 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2159 (Symbol::use_plt_offset): Take a flags argument and pass it
2160 directly to needs_dynamic_reloc. Restrict check for undefined
2161 weak symbols to function calls.
2162 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2163 (Target_arm::Scan::global): Use it.
2164 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2165 (Target_arm::Relocate::relocate): Likewise.
2166 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2167 parameter with an r_type parameter. Use get_reference_flags
2168 to get the flags.
2169 (Target_arm::Relocate::relocate): Update accordingly.
2170 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2171 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2172 (Target_i386::Scan::global): Likewise.
2173 (Target_i386::Relocate::relocate): Likewise.
2174 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2175 parameter with an r_type parameter. Use get_reference_flags
2176 to get the flags.
2177 (Target_i386::Relocate::relocate): Update accordingly.
2178 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2179 (Target_powerpc::Scan::global): Use it.
2180 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2181 (Target_powerpc::Relocate::relocate): Likewise.
2182 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2183 (Target_sparc::Scan::global): Use it.
2184 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2185 (Target_sparc::Relocate::relocate): Likewise.
2186 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2187 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2188 (Target_x86_64::Scan::global): Likewise.
2189 (Target_x86_64::Relocate::relocate): Likewise.
2190
f625ae50
DK		 21912010-11-08 Doug Kwan <dougkwan@google.com>
2192 Cary Coutant <ccoutant@google.com>
2193
2194 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2195 (Arm_exidx_merge_section::section_contents_): New data member.
2196 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2197 (Arm_input_section::~Arm_input_section): De-allocate memory.
2198 (Arm_input_section::original_contents_): New data member.
2199 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2200 in parameters instead of calling Object::section_contents without
2201 locking.
2202 (Arm_output_section::group_section): New parameter TASK. Pass it
2203 to callees that need locking objects.
2204 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2205 to lock EXIDX input sections. Fix a formatting issue. Call
2206 Arm_exidx_merged_section::build_contents to create merged section
2207 contents.
2208 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2209 to lock object of stub table owner.
2210 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2211 TEXT_SIZE to initialize data member TEXT_SIZE_.
2212 (Arm_exidx_input_section::addralign): Fix typo in comment.
2213 (Arm_exidx_input_section::text_size): New method.
2214 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2215 that require locking objects. Lock objects before scanning for stubs
2216 and updating local symbols.
2217 (Arm_input_section<big_endian>::init): Copy contents of original
2218 input section.
2219 (Arm_input_section<big_endian>::do_write): Use saved contents of
2220 original input section instead of calling Object::section_contents
2221 without locking.
2222 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2223 size without calling Object::section_size().
2224 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2225 for size. Allocate a buffer for merged EXIDX entries.
2226 (Arm_exidx_merged_section::build_contents): New method.
2227 (Arm_exidx_merged_section::do_write): Move merge section contents
2228 building code to Arm_exidx_merged_section::build_contetns. Write
2229 out contetns in buffer instead of building it on the fly.
2230 (Arm_relobj::make_exidx_input_section): Also pass text section size
2231 to Arm_exidx_input_section constructor.
2232 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2233 (Arm_dynobj::do_read_symbols): Fix memory leak.
2234 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2235 * target.h: (class Task): Add forward declaration.
2236 (Target::relax): Add new parameter TASK and pass it to
2237 Target::do_relax().
2238 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2239
5f9bcf58
CC		 22402010-11-05 Cary Coutant <ccoutant@google.com>
2241
2242 PR gold/10708
2243 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2244 object when reading from the file.
2245 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2246 second layout pass.
2247 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2248 when reading section contents.
2249 (get_section_contents): Likewise.
2250 (icf::find_identical_sections): Likewise.
2251 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2252 object when reading from the file.
2253 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2254 the object when doing deferred section layout.
2255
e597fa08
NC		 22562010-11-03 Nick Clifton <nickc@redhat.com>
2257
2258 PR gold/12001
2259 * script.h (class Symbol_assignment: name): New member. Returns
2260 the name of the symbol.
2261 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2262 Returns true if the given symbol name is on the list of
2263 assignments wating to be processed.
2264 * archive.cc (should_incldue_member): If the symbol is undefined,
2265 check to see if it is on the list of symbols pending assignment.
2266
3f9a3278
ILT		 22672010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2268
2269 * script-sections.cc (Script_sections::find_memory_region): Check
2270 for a NULL output section pointer.
2271
d06fb4d1
DK		 22722010-10-29 Doug Kwan <dougkwan@google.com>
2273
2274 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2275 Output_section::add_relaxed_input_section.
2276 * output.cc (Output_section::add_relaxed_input_section): Add new
2277 arguments LAYOUT and NAME. Set section order index.
2278 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2279 Copy section order index.
2280 * output.h (Output_section::add_relaxed_input_section): Add new
2281 arguments LAYOUT and NAME.
2282
90e24de5
ILT		 22832010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2284
2285 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2286 NATIVE_OR_CROSS_LINKER.
2287 * testsuite/Makefile.in: Regenerate.
2288
c9484ea5
DK		 22892010-10-20 Doug Kwan <dougkwan@google.com>
2290
2291 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2292 without SHF_LINK_ORDER flags.
2293 * layout.cc (Layout::choose_output_section): Do not filter
2294 SHF_LINK_ORDER flag in a relocatable link.
2295
5bc2f5be
CC		 22962010-10-17 Cary Coutant <ccoutant@google.com>
2297
2298 * output.h (Output_segment::set_section_addresses): Change function
2299 signature. Update all callers.
2300 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2301 sections.
2302 (Output_segment::set_section_addresses): Align after last TLS
2303 section. Add padding before last relro section instead of after.
2304
0c91cf04
DK		 23052010-10-17 Doug Kwan <dougkwan@google.com>
2306
2307 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2308 GOT output section to be writable.
2309
8c21d9d3
CC		 23102010-10-14 Cary Coutant <ccoutant@google.com>
2311
2312 * debug.h (DEBUG_INCREMENTAL): New flag.
2313 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2314 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2315 mode.
2316 * incremental.cc (report_command_line): Ignore all forms of
2317 --incremental.
2318 * layout.cc (Layout::Layout): Check parameters for incremental link
2319 mode.
2320 * options.cc (General_options::parse_incremental): New function.
2321 (General_options::parse_no_incremental): New function.
2322 (General_options::parse_incremental_full): New function.
2323 (General_options::parse_incremental_update): New function.
2324 (General_options::incremental_mode_): New data member.
2325 (General_options::finalize): Check incremental_mode_.
2326 * options.h (General_options): Update help text for --incremental.
2327 Add --no-incremental, --incremental-full, --incremental-update.
2328 (General_options::Incremental_mode): New enum type.
2329 (General_options::incremental_mode): New function.
2330 (General_options::incremental_mode_): New data member.
2331 * parameters.cc (Parameters::incremental_mode_): New data member.
2332 (Parameters::set_options): Set incremental_mode_.
2333 (Parameters::set_incremental_full): New function.
2334 (Parameters::incremental): New function.
2335 (Parameters::incremental_update): New function.
2336 (set_parameters_incremental_full): New function.
2337 * parameters.h (Parameters::set_incremental_full): New function.
2338 (Parameters::incremental): New function.
2339 (Parameters::incremental_update): New function.
2340 (Parameters::incremental_mode_): New data member.
2341 (set_parameters_incremental_full): New function.
2342 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2343 incremental link mode.
2344 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2345 (Sized_relobj::do_relocate_sections): Likewise.
2346 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2347 option.
2348 * testsuite/Makefile.in: Regenerate.
2349 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2350
bb32aa18 23512010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2352
2353 * script-sections.h (class Script_sections): Make
2354 Sections_elements typedef public.
2355 * script-sections.cc (class Sort_output_sections): Add elements_
2356 field. Add constructor which sets it; change all callers.
2357 (Sort_output_sections::is_before): New function.
2358 (Sort_output_sections::operator()): Call is_before.
2359 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2360 conditional.
2361 * testsuite/script_test_10.sh: New test. Test script section
2362 order.
2363 * testsuite/script_test_10.t: Likewise.
2364 * testsuite/script_test_10.s: Likewise.
2365 * testsuite/Makefile.am: Wrap the cross linker tests and the
2366 common tests into NATIVE_OR_CROSS_LINKER.
2367 (check_SCRIPTS): Add script_test_10.sh.
2368 (check_DATA): Add script_test_10.stdout.
2369 (script_test_10.o, script_test_10): New targets.
2370 (script_test_10.stdout): New target.
2371 * configure, testsuite/Makefile.in: Regenerate.
2372
3cef7179
ILT		 23732010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2374
2375 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2376 error for the deprecated relocations.
2377 (Target_arm::Scan::global): Likewise.
2378 (Target_arm::Relocate::relocate): Likewise.
2379
7411e9a8
RS		 23802010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2381
2382 * fileread.cc (Input_file::find_file): Initialize *found_name
2383 and *namep when using the fallback search for case 4.
2384
6a9da32a
CC		 23852010-10-11 Cary Coutant <ccoutant@google.com>
2386
2387 * options.h (class General_options): Redefine -z lazy as an alias for
2388 the negation of -z now.
2389
ac897c20
ILT		 23902010-10-11 Ian Lance Taylor <iant@google.com>
2391
2392 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2393 binding.
2394
ea5cae92
NC		 23952010-10-06 Nick Clifton <nickc@redhat.com>
2396
2397 * script-sections.cc(class Memory_region): Remove
2398 current_lma_offset_ field. Rename current_vma_offset_ to
2399 current_offset_. Add last_section_ field.
2400 (Memory_region::get_current_vma_address): Rename to
2401 get_current_address.
2402 (Memory_region::get_current_lma_address): Delete.
2403 (Memory_region::increment_vma_offset): Rename to
2404 increment_offset.
2405 (Memory_region::increment_lma_offset): Delete.
2406 (Memory_region::attributes_compatible): New method. Returns
2407 true if the provided section is compatible with the region.
2408 (Memory_region::get_last_section): New method. Returns the last
2409 section to use the region.
2410 (Memory_region::set_last_section): New method. Stores the last
2411 section to use the region.
2412 (Script_sections::block_in_region): New method. Returns true if
2413 a block of memory is contained within a region.
2414 (Script_sections::find_memory_region): New method. Locates a
2415 memory region to be used to set a VMA or LMA address.
2416 (Output_section_definition::set_section_addresses): Add code to
2417 check for addresses set by memory regions.
2418 (Output_segment::set_section_addresses): Remove memory region
2419 walking code.
2420 (Script_sections::create_segment): Add a warning if a header
2421 segment is created outside of any region.
2422 * script-sections.h (class Script_sections): Add prototypes for
2423 find_memory_region and block_in_region methods.
2424 * testsuite/memory_test.s: Use .long instead of .word.
2425 * testsuite/memory_test.t: Add some more output sections.
2426 * testsuite/memory_test.sh: Update expected output.
2427
a9bfd952
DK		 24282010-10-02 Doug Kwan <dougkwan@google.com>
2429
2430 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2431 defintion to symtab.h
2432 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2433 declaration to defintion.
2434
bacff3ab
NC		 24352010-10-01 Nick Clifton <nickc@redhat.com>
2436
2437 * expression.cc (eval): Replace dummy argument with NULL.
2438 (eval_maybe_dot): Check for a NULL result section pointer.
2439 (Symbol_expression::value): Likewise.
2440 (Dot_expression::value): Likewise.
2441 (BINARY_EXPRESSION): Likewise.
2442 (Max_expression::value): Likewise.
2443 (Min_expression::value): Likewise.
2444 (Absolute_expression::value): Likewise.
2445 (Addr_expression::value_from_output_section): Likewise.
2446 (Loaddddr_expression::value_from_output_section): Likewise.
2447 (Segment_start_expression::value): Likewise.
2448 * script-sections.cc
2449 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2450 argument with NULL.
2451 (Sections_elememt_dot_assignment::set_section_addresses):
2452 Likewise.
2453 (Output_data_expression::do_write_to_buffer): Likewise.
2454 (Output_section_definition::finalize_symbols): Likewise.
2455 (Output_section_definition::set_section_addresses): Likewise.
2456
f81bc8b5
DK		 24572010-09-30 Doug Kwan <dougkwan@google.com>
2458
2459 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2460
c95e9f27
ST		 24612010-09-28 Sriraman Tallam <tmsriram@google.com>
2462
2463 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2464 function.
c95e9f27
ST		 2465 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2466 virtual function.
2467 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2468 virtual function.
2469 * icf.cc (get_section_contents): Inline merge sections only when
2470 target allows it.
2471
3cac54d2
RW		 24722010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2473
2474 * configure: Regenerate.
2475
2904037a
ILT		 24762010-09-17 Ian Lance Taylor <iant@google.com>
2477
2478 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2479 * testsuite/Makefile.am (memory_test.o): New target.
2480 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2481 memory_test.t.
2482 * testsuite/Makefile.in: Rebuild.
2904037a 2483
bca7fb63
DK		 24842010-09-17 Doug Kwan <dougkwan@google.com>
2485
2486 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2487 defintion if relocation uses GOT entries of the symbol.
2488 * testsuite/icf_safe_test.sh: Fix test.
2489 * testsuite/icf_safe_so_test.sh: Fix test.
2490
4ef28648
CC		 24912010-09-16 Cary Coutant <ccoutant@google.com>
2492
2493 * script_sections.cc (class Memory_region): Remove "NULL" from
2494 vector initializations.
2495
793990de
CC		 24962010-09-15 Cary Coutant <ccoutant@google.com>
2497
2498 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2499 Resolve forwarding symbols.
2500
81e015e2
DK		 25012010-09-15 Doug Kwan <dougkwan@google.com>
2502
2503 * gold/testsuite/script_test_3.t: Add ARM special sections.
2504 * gold/testsuite/script_test_4.t: Same.
2505 * gold/testsuite/script_test_5.t: Same.
2506 * gold/testsuite/script_test_6.t: Same.
2507 * gold/testsuite/script_test_7.t: Same.
2508 * gold/testsuite/script_test_7.t: Same.
2509 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2510
36171d64
CC		 25112010-09-14 Cary Coutant <ccoutant@google.com>
2512
2513 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2514 (Target_x86_64::Relocate::relocate_tls): Replace check for
2515 saw_tls_block_reloc_ with test for executable section.
2516
d89051bd
CC		 25172010-09-12 Cary Coutant <ccoutant@google.com>
2518
2519 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2520 position-independent executables to shared libraries need dynamic
2521 relocations.
2522 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2523 position-independent executables.
2524 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2525 * testsuite/Makefile.in: Regenerate.
2526
fca41f0f
NC		 25272010-09-10 Nick Clifton <nickc@redhat.com>
2528
2529 PR gold/11997
2530 * testsuite/memory_test.t: Discard any sections that are not
2531 needed.
2532
6695e4b3
L		 25332010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2534
2535 PR gold/11996
2536 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2537 "This::" to work around a bug in gcc 4.2.
2538
2539 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2540
0f72bf6f
RÁE		 25412010-09-09 Rafael Espindola <espindola@google.com>
2542
2543 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2544 sections with different PF_X flags in the same segment.
2545 (Layout::find_first_load_seg): Search all segments to find the first
2546 one.
2547 * options.h (rosegment): New.
2548
25492010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2550
05a79166 2551 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2552
aa98ff75
DK		 25532010-09-08 Doug Kwan <dougkwan@google.com>
2554
2555 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2556 (Arm_relobj::do_relocate_sections): Add new parameter for output
2557 file to match the parent.
2558 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2559 of local symbols instead of input values. Update code to track
2560 changes in gold::relocate_section.
2561 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2562 (Sized_relobj::compute_final_local_value_internal): New methods.
2563 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2564 body into private version of Sized_relobj::compute_final_local_value.
2565 Call the inline method.
2566 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2567 merged symbol value if there is one.
2568 (Symbol_value::has_output_value): New method defintiion.
2569 (Sized_relobj::Compute_final_local_value_status): New enum type.
2570 (Sized_relobj::compute_final_local_value): New methods.
2571 (Sized_relobj::compute_final_local_value_internal): New methods.
2572 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2573 and arm_cortex_a8.sh.
2574 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2575 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2576 New tests.
2577 * Makefile.in: Regenerate.
2578 * testsuite/arm_bl_out_of_range.s: Update test.
2579 * testsuite/thumb_bl_out_of_range.s: Ditto.
2580 * testsuite/thumb_blx_out_of_range.s: Ditto.
2581 * testsuite/arm_branch_out_of_range.sh: New file.
2582 * testsuite/arm_cortex_a8.sh: Ditto.
2583 * testsuite/arm_cortex_a8_b.s: Ditto.
2584 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2585 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2586 * testsuite/arm_cortex_a8_bl.s: Ditto.
2587 * testsuite/arm_cortex_a8_blx.s: Ditto.
2588 * testsuite/arm_cortex_a8_local.s: Ditto.
2589 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2590 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2591
05a79166
L		 25922010-09-08 Rafael Espindola <espindola@google.com>
2593
2594 * Makefile.am (memory_test.stdout): Run readelf with -W.
2595 * Makefile.in: Regenerate.
2596 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2597 64 bit output.
2598
33dbc701
RÁE		 25992010-09-08 Rafael Espindola <espindola@google.com>
2600
2601 * script-sections.cc (Script_sections::add_memory_region): Convert
2602 field precision to int.
2603 * script.cc (script_set_section_region, script_set_section_region):
2604 Convert field precision to int.
2605
731ca54a
RÁE		 26062010-09-08 Rafael Espindola <espindola@google.com>
2607
2608 * arm.cc (do_finalize_sections): Create the __exidx_start and
2609 __exdix_end symbols even when the section is missing.
2610
7f8cd844
NC		 26112010-09-08 Nick Clifton <nickc@redhat.com>
2612
2613 * README: Remove claim that MEMORY is not supported.
2614 * expression.cc (script_exp_function_origin)
2615 (script_exp_function_length): Move from here to ...
2616 * script.cc: ... here.
2617 (script_set_section_region, script_add_memory)
2618 (script_parse_memory_attr, script_include_directive): New
2619 functions.
2620 * script-sections.cc
2621 (class Memory_region): New class.
2622 (class Output_section_definition): Add set_memory_region,
2623 set_section_vma, set_section_lma and get_section_name methods.
2624 (class Script_Sections): Add add_memory_region,
2625 find_memory_region, find_memory_region_origin,
2626 find_memory_region_length and set_memory_region methods.
2627 Have set_section_addresses method walk the list of set memory
2628 regions.
2629 Extend the print methos to display memory regions.
2630 * script-sections.h: Add prototypes for new methods.
2631 Add enum for MEMORY region attributes.
2632 * yyscript.y: Add support for parsing MEMORY regions.
2633 * script-c.h: Add prototypes for new functions.
2634 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2635 * testsuite/Makefile.in: Regenerate.
2636 * testsuite/memory_test.sh: New script.
2637 * testsuite/memory_test.s: New assembler source file.
2638 * testsuite/memory_test.t: New linker script.
2639
a4649286
DK		 26402010-08-27 Doug Kwan <dougkwan@google.com>
2641
2642 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2643 reference override an existing dynamic weak reference.
2644 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2645 * testsuite/Makefile.in: Regenerate.
2646 * testsuite/dyn_weak_ref.sh: New file.
2647 * testsuite/dyn_weak_ref_1.c: Ditto.
2648 * testsuite/dyn_weak_ref_2.c: Ditto.
2649
b56648ad
ILT		 26502010-08-27 Ian Lance Taylor <iant@google.com>
2651
2652 * incremental.h (class Incremental_input_entry): Add virtual
2653 destructor.
2654
809313cb
ILT		 26552010-08-27 Ian Lance Taylor <iant@google.com>
2656
2657 * testsuite/start_lib_test_3.c: Mark t3 as used.
2658
11e32464
NC		 26592010-08-27 Nick Clifton <nickc@redhat.com>
2660
2661 * options.cc (version_script): Fix small typo in previous
2662 whitespace tidyup.
2663
ca09d69a
NC		 26642010-08-25 Nick Clifton <nickc@redhat.com>
2665
2666 * archive.cc: Formatting fixes: Remove whitespace between
2667 typename and following asterisk. Remove whitespace between
2668 function name and opening parenthesis.
2669 * archive.h: Likewise.
2670 * arm.cc: Likewise.
2671 * attributes.cc: Likewise.
2672 * attributes.h: Likewise.
2673 * common.cc: Likewise.
2674 * copy-relocs.cc: Likewise.
2675 * dirsearch.h: Likewise.
2676 * dynobj.cc: Likewise.
2677 * ehframe.cc: Likewise.
2678 * ehframe.h: Likewise.
2679 * expression.cc: Likewise.
2680 * fileread.cc: Likewise.
2681 * fileread.h: Likewise.
2682 * gc.h: Likewise.
2683 * gold-threads.cc: Likewise.
2684 * gold.cc: Likewise.
2685 * i386.cc: Likewise.
2686 * icf.h: Likewise.
2687 * incremental-dump.cc: Likewise.
2688 * incremental.cc: Likewise.
2689 * layout.cc: Likewise.
2690 * layout.h: Likewise.
2691 * main.cc: Likewise.
2692 * merge.cc: Likewise.
2693 * merge.h: Likewise.
2694 * object.cc: Likewise.
2695 * object.h: Likewise.
2696 * options.cc: Likewise.
2697 * options.h: Likewise.
2698 * output.cc: Likewise.
2699 * output.h: Likewise.
2700 * plugin.cc: Likewise.
2701 * plugin.h: Likewise.
2702 * powerpc.cc: Likewise.
2703 * reloc.cc: Likewise.
2704 * script-c.h: Likewise.
2705 * script-sections.cc: Likewise.
2706 * script.cc: Likewise.
2707 * stringpool.cc: Likewise.
2708 * symtab.cc: Likewise.
2709 * symtab.h: Likewise.
2710 * target.cc: Likewise.
2711 * timer.cc: Likewise.
2712 * timer.h: Likewise.
2713 * version.cc: Likewise.
2714 * x86_64.cc: Likewise.
2715
b8fa8750
NC		 27162010-08-24 Nick Clifton <nickc@redhat.com>
2717
2718 PR 11899
2719 * layout.cc (segment_precedes): Sort segments by their physical
2720 addresses, if they have been set.
2721
9919d93b
CC		 27222010-08-23 Cary Coutant <ccoutant@google.com>
2723
2724 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2725 symbols data.
2726 (Lib_group::include_member): Unlock object after deleting its
2727 symbols data.
2728 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2729 the bug fixed here.
2730
97b4be1c
CC		 27312010-08-19 Neil Vachharajani <nvachhar@google.com>
2732 Cary Coutant <ccoutant@google.com>
2733
2734 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2735 constructor, and set_blocker.
2736 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2737 readsyms_blocker_.
2738 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2739 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2740 * testsuite/Makefile.am (start_lib_test): New test case.
2741 * testsuite/Makefile.in: Regenerate.
2742 * testsuite/start_lib_test_main.c: New file.
2743 * testsuite/start_lib_test_1.c: New file.
2744 * testsuite/start_lib_test_2.c: New file.
2745 * testsuite/start_lib_test_3.c: New file.
2746
dd0b1884
ILT		 27472010-08-19 Ian Lance Taylor <iant@google.com>
2748
2749 * Makefile.in: Rebuild with automake 1.11.1.
2750 * aclocal.m4: Likewise.
2751 * testsuite/Makefile.in: Likewise.
2752
7223e9ca
ILT		 27532010-08-19 Ian Lance Taylor <iant@google.com>
2754
2755 PR 10893
2756 * i386.cc (class Output_data_plt_i386): Update declarations.
2757 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2758 local_ifuncs_ fields.
2759 (Target_i386::do_plt_section_for_global): New function.
2760 (Target_i386::do_plt_section_for_local): New function.
2761 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2762 parameter; change all callers. Initialize global_ifuncs_ and
2763 local_ifuncs_. If doing a static link define __rel_iplt_start and
2764 __rel_iplt_end.
2765 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2766 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2767 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2768 symbols.
2769 (Target_i386::make_plt_section): New function, broken out of
2770 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2771 (Target_i386::make_plt_entry): Call make_plt_section.
2772 (Target_i386::make_local_ifunc_plt_entry): New function.
2773 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2774 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2775 R_386_IRELATIVE to switch.
2776 (Target_i386::Scan::global): Likewise.
2777 (Target_i386::Relocate::relocate): Likewise.
2778 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2779 switch.
2780 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2781 (Target_x86_64::do_plt_section_for_global): New function.
2782 (Target_x86_64::do_plt_section_for_local): New function.
2783 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2784 parameter; change all callers. If doing a static link define
2785 __rela_iplt_start and __rela_iplt_end.
2786 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2787 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2788 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2789 to point to .plt.
2790 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2791 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2792 switch.
2793 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2794 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2795 R_X86_64_IRELATIVE to switch.
2796 (Target_x86_64::Scan::global): Likewise.
2797 (Target_x86_64::Relocate::relocate): Likewise.
2798 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2799 switch.
2800 * target.h (class Target): Add plt_section_for_global and
2801 plt_section_for_local functions. Add do_plt_section_for_global
2802 and do_plt_section_for_local virtual functions.
2803 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2804 clarifying comments.
2805 (Symbol::use_plt_offset): Handle IFUNC symbol.
2806 * object.cc (Sized_relobj::Sized_relobj): Initialize
2807 local_plt_offsets_.
2808 (Sized_relobj::local_has_plt_offset): New function.
2809 (Sized_relobj::local_plt_offset): New function.
2810 (Sized_relobj::set_local_plt_offset): New function.
2811 (Sized_relobj::do_count): Handle IFUNC symbol.
2812 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2813 a bit away from input_shndx_ field. Add set_is_func_symbol and
2814 is_ifunc_symbol functions.
2815 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2816 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2817 local_plt_offsets_ field.
2818 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2819 * output.h (class Output_section_data): Add non-const
2820 output_section function.
2821 (class Output_data_got): Update declarations.
2822 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2823 Add use_plt_offset parameter to global and local constructors.
2824 Change all callers. Change local_sym_index_ field to 31 bits.
2825 Change GSYM_CODE and CONSTANT_CODE accordingly.
2826 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2827 doing a static link don't set sh_link field.
2828 (Output_data_got::Got_entry::write): Use PLT offset if
2829 appropriate.
2830 (Output_data_got::add_global_plt): New function.
2831 (Output_data_got::add_local_plt): New function.
2832 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2833 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2834 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2835 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2836 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2837 IFUNC conditional.
2838 * testsuite/ifunc-sel.h: New file.
2839 * testsuite/ifuncmain1.c: New file.
2840 * testsuite/ifuncmain1vis.c: New file.
2841 * testsuite/ifuncmod1.c: New file.
2842 * testsuite/ifuncdep2.c: New file.
2843 * testsuite/ifuncmain2.c: New file.
2844 * testsuite/ifuncmain3.c: New file.
2845 * testsuite/ifuncmod3.c: New file.
2846 * testsuite/ifuncmain4.c: New file.
2847 * testsuite/ifuncmain5.c: New file.
2848 * testsuite/ifuncmod5.c: New file.
2849 * testsuite/ifuncmain6pie.c: New file.
2850 * testsuite/ifuncmod6.c: New file.
2851 * testsuite/ifuncmain7.c: New file.
2852 * configure, testsuite/Makefile.in: Rebuild.
2853
56f75c03
ILT		 28542010-08-18 Ian Lance Taylor <iant@google.com>
2855
2856 * incremental.cc
2857 (Output_section_incremental_inputs::write_input_files): Add cast
2858 to avoid signed/unsigned comparison warning.
2859 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2860
55455f89
CC		 28612010-08-12 Cary Coutant <ccoutant@google.com>
2862
2863 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2864
e2054bcb
ILT		 28652010-08-13 Ian Lance Taylor <iant@google.com>
2866
2867 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2868
74f67560
DK		 28692010-08-12 Cary Coutant <ccoutant@google.com>
2870 Doug Kwan <dougkwan@google.com>
2871
2872 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2873 defintion overrides non-weak undef, remember that the original undef
2874 is not weak.
2875 * symtab.cc (Symbol_table::sized_write_global): For undef without
2876 an original weak binding, set binding to global in output.
2877 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2878 * testsuite/Makefile.in: Regenerate.
2879 * testsuite/strong_ref_weak_def.sh: New file.
2880 * testsuite/strong_ref_weak_def_1.c: Ditto.
2881 * testsuite/strong_ref_weak_def_2.c: Ditto.
2882
d1238d12
CC		 28832010-08-12 Cary Coutant <ccoutant@google.com>
2884
2885 * testsuite/incremental_test.sh: Rewrite.
2886 * testsuite/incremental_test_1.c: Rewrite.
2887 * testsuite/incremental_test_2.c: Rewrite.
2888
0e70b911
CC		 28892010-08-12 Cary Coutant <ccoutant@google.com>
2890
2891 * arm.cc (Target_arm::got_size): Add const.
2892 (Target_arm::got_entry_count): New function.
2893 (Target_arm::plt_entry_count): New function.
2894 (Target_arm::first_plt_entry_offset): New function.
2895 (Target_arm::plt_entry_size): New function.
2896 (Output_data_plt_arm::entry_count): New function.
2897 (Output_data_plt_arm::first_plt_entry_offset): New function.
2898 (Output_data_plt_arm::get_plt_entry_size): New function.
2899 * i386.cc (Target_i386::got_size): Add const.
2900 (Target_i386::got_entry_count): New function.
2901 (Target_i386::plt_entry_count): New function.
2902 (Target_i386::first_plt_entry_offset): New function.
2903 (Target_i386::plt_entry_size): New function.
2904 (Output_data_plt_i386::entry_count): New function.
2905 (Output_data_plt_i386::first_plt_entry_offset): New function.
2906 (Output_data_plt_i386::get_plt_entry_size): New function.
2907 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2908 find_incremental_inputs_sections. Dump incremental_got_plt section.
2909 * incremental.cc: Include target.h.
2910 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2911 parameter. Adjust all callers. Find incremental_got_plt section.
2912 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2913 section.
2914 (Output_section_incremental_inputs::set_final_data_size): Calculate
2915 size of incremental_got_plt section.
2916 (Output_section_incremental_inputs::do_write): Write the
2917 incremental_got_plt section.
2918 (Got_plt_view_info): New struct.
2919 (Local_got_offset_visitor): New class.
2920 (Global_got_offset_visitor): New class.
2921 (Global_symbol_visitor_got_plt): New class.
2922 (Output_section_incremental_inputs::write_got_plt): New function.
2923 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2924 Add parameter. Adjust all callers.
2925 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2926 (Incremental_inputs::got_plt_section): New function.
2927 (Incremental_inputs::got_plt_section_): New data member.
2928 (Incremental_got_plt_reader): New class.
2929 * layout.cc (Layout::create_incremental_info_sections): Add the
2930 incremental_got_plt section.
2931 * object.h (Got_offset_list::get_list): New function.
2932 (Got offset_list::for_all_got_offsets): New function.
2933 (Sized_relobj::local_got_offset_list): New function.
2934 * powerpc.cc (Target_powerpc::got_size): Add const.
2935 (Target_powerpc::got_entry_count): New function.
2936 (Target_powerpc::plt_entry_count): New function.
2937 (Target_powerpc::first_plt_entry_offset): New function.
2938 (Target_powerpc::plt_entry_size): New function.
2939 (Output_data_plt_powerpc::entry_count): New function.
2940 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2941 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2942 * sparc.cc (Target_sparc::got_size): Add const.
2943 (Target_sparc::got_entry_count): New function.
2944 (Target_sparc::plt_entry_count): New function.
2945 (Target_sparc::first_plt_entry_offset): New function.
2946 (Target_sparc::plt_entry_size): New function.
2947 (Output_data_plt_sparc::entry_count): New function.
2948 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2949 (Output_data_plt_sparc::get_plt_entry_size): New function.
2950 * symtab.h (Symbol::got_offset_list): New function.
2951 (Symbol_table::for_all_symbols): New function.
2952 * target.h (Sized_target::got_entry_count): New function.
2953 (Sized_target::plt_entry_count): New function.
2954 (Sized_target::plt_entry_size): New function.
2955 * x86_64.cc (Target_x86_64::got_size): Add const.
2956 (Target_x86_64::got_entry_count): New function.
2957 (Target_x86_64::plt_entry_count): New function.
2958 (Target_x86_64::first_plt_entry_offset): New function.
2959 (Target_x86_64::plt_entry_size): New function.
2960 (Output_data_plt_x86_64::entry_count): New function.
2961 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2962 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2963
09ec0418
CC		 29642010-08-12 Cary Coutant <ccoutant@google.com>
2965
2966 * archive.cc: Include incremental.h.
2967 (Archive::Archive): Initialize incremental_info_.
2968 (Archive::include_member): Record archive members in incremental info.
2969 (Add_archive_symbols::run): Record begin and end of an archive in
2970 incremental info.
2971 (Lib_group::include_member): Record objects in incremental info.
2972 * archive.h (Incremental_archive_entry): Forward declaration.
2973 (Archive::set_incremental_info): New member function.
2974 (Archive::incremental_info): New member function.
2975 (Archive::Unused_symbol_iterator): New class.
2976 (Archive::unused_symbols_begin): New member function.
2977 (Archive::unused_symbols_end): New member function.
2978 (Archive::incremental_info_): New data member.
2979 * incremental-dump.cc (find_input_containing_global): New function.
2980 (dump_incremental_inputs): Dump new incremental info sections.
2981 * incremental.cc: Include symtab.h.
2982 (Output_section_incremental_inputs): New class.
2983 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2984 new incremental info sections.
2985 (Sized_incremental_binary::do_check_inputs): Likewise.
2986 (Incremental_inputs::report_archive): Remove.
2987 (Incremental_inputs::report_archive_begin): New function.
2988 (Incremental_inputs::report_archive_end): New function.
2989 (Incremental_inputs::report_object): New function.
2990 (Incremental_inputs::finalize_inputs): Remove.
2991 (Incremental_inputs::report_input_section): New function.
2992 (Incremental_inputs::report_script): Rewrite.
2993 (Incremental_inputs::finalize): Do nothing but finalize string table.
2994 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2995 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2996 (Incremental_inputs::create_data_sections): New function.
2997 (Incremental_inputs::relocs_entsize): New function.
2998 (Output_section_incremental_inputs::set_final_data_size): New function.
2999 (Output_section_incremental_inputs::do_write): New function.
3000 (Output_section_incremental_inputs::write_header): New function.
3001 (Output_section_incremental_inputs::write_input_files): New function.
3002 (Output_section_incremental_inputs::write_info_blocks): New function.
3003 (Output_section_incremental_inputs::write_symtab): New function.
3004 * incremental.h (Incremental_script_entry): Forward declaration.
3005 (Incremental_object_entry): Forward declaration.
3006 (Incremental_archive_entry): Forward declaration.
3007 (Incremental_inputs): Forward declaration.
3008 (Incremental_inputs_header_data): Remove.
3009 (Incremental_inputs_header): Remove.
3010 (Incremental_inputs_header_write): Remove.
3011 (Incremental_inputs_entry_data): Remove.
3012 (Incremental_inputs_entry): Remove.
3013 (Incremental_inputs_entry_write): Remove.
3014 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3015 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3016 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3017 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3018 Likewise.
3019 (Incremental_input_entry): New class.
3020 (Incremental_script_entry): New class.
3021 (Incremental_object_entry): New class.
3022 (Incremental_archive_entry): New class.
3023 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3024 (Incremental_inputs::report_inputs): Remove.
3025 (Incremental_inputs::report_archive): Remove.
3026 (Incremental_inputs::report_archive_begin): New function.
3027 (Incremental_inputs::report_archive_end): New function.
3028 (Incremental_inputs::report_object): Change prototype.
3029 (Incremental_inputs::report_input_section): New function.
3030 (Incremental_inputs::report_script): Change prototype.
3031 (Incremental_inputs::get_reloc_count): New function.
3032 (Incremental_inputs::set_reloc_count): New function.
3033 (Incremental_inputs::create_data_sections): New function.
3034 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3035 (Incremental_inputs::inputs_section): New function.
3036 (Incremental_inputs::symtab_section): New function.
3037 (Incremental_inputs::relocs_section): New function.
3038 (Incremental_inputs::get_stringpool): Add const.
3039 (Incremental_inputs::command_line): Add const.
3040 (Incremental_inputs::inputs): Remove.
3041 (Incremental_inputs::command_line_key): New function.
3042 (Incremental_inputs::input_file_count): New function.
3043 (Incremental_inputs::input_files): New function.
3044 (Incremental_inputs::relocs_entsize): New function.
3045 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3046 (Incremental_inputs::finalize_inputs): Remove.
3047 (Incremental_inputs::Input_info): Remove.
3048 (Incremental_inputs::lock_): Remove.
3049 (Incremental_inputs::inputs_): Change type.
3050 (Incremental_inputs::inputs_map_): Remove.
3051 (Incremental_inputs::current_object_entry_): New data member.
3052 (Incremental_inputs::inputs_section_): New data member.
3053 (Incremental_inputs::symtab_section_): New data member.
3054 (Incremental_inputs::relocs_section_): New data member.
3055 (Incremental_inputs::reloc_count_): New data member.
3056 (Incremental_inputs_reader): New class.
3057 (Incremental_symtab_reader): New class.
3058 (Incremental_relocs_reader): New class.
3059 * layout.cc (Layout::finalize): Move finalization of incremental info
3060 and creation of incremental info sections to follow finalization of
3061 symbol table. Set offsets for postprocessing sections.
3062 (Layout::create_incremental_info_sections): Call
3063 Incremental_inputs::create_data_sections. Add incremental symtab
3064 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3065 sections to layout after input sections.
3066 * layout.h (struct Timespec): Forward declaration.
3067 (Layout::incremental_inputs): Add const.
3068 (Layout::create_incremental_info_sections): Add parameter.
3069 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3070 * object.cc: Include incremental.h.
3071 (Relobj::finalize_incremental_relocs): New function.
3072 (Sized_relobj::do_layout): Record input sections in incremental info.
3073 * object.h (Object::output_section): New function.
3074 (Object::output_section_offset): Moved from Relobj.
3075 (Object::get_incremental_reloc_base): New function.
3076 (Object::get_incremental_reloc_count): New function.
3077 (Object::do_output_section): New function.
3078 (Object::do_output_section_offset): Moved from Relobj.
3079 (Object::do_get_incremental_reloc_base): New function.
3080 (Object::do_get_incremental_reloc_count): New function.
3081 (Object::Object): Initialize new data members.
3082 (Relobj::output_section): Renamed do_output_section and moved to
3083 protected.
3084 (Relobj::output_section_offset): Moved to Object.
3085 (Relobj::do_get_incremental_reloc_base): New function.
3086 (Relobj::do_get_incremental_reloc_count): New function.
3087 (Relobj::allocate_incremental_reloc_counts): New function.
3088 (Relobj::count_incremental_reloc): New function.
3089 (Relobj::finalize_incremental_relocs): New function.
3090 (Relobj::next_incremental_reloc_index): New function.
3091 (Relobj::reloc_counts_): New data member.
3092 (Relobj::reloc_bases_): New data member.
3093 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3094 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3095 (Sized_relobj::incremental_relocs_scan): New function.
3096 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3097 (Sized_relobj::incremental_relocs_write): New function.
3098 (Sized_relobj::incremental_relocs_write_reltype): New function.
3099 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3100 incremental link.
3101 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3102 archives and object files elsewhere.
3103 (Add_symbols::run): Report object files here.
3104 (Finish_group::run): Report end of archive at end of group.
3105 * reloc.cc: Include layout.h, incremental.h.
3106 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3107 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3108 (Sized_relobj::incremental_relocs_scan): New function.
3109 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3110 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3111 (Sized_relobj::incremental_relocs_write): New function.
3112 (Sized_relobj::incremental_relocs_write_reltype): New function.
3113 * script.cc (read_input_script): Rewrite test for incremental link.
3114 Change call to Incremental_inputs::report_script.
3115 * symtab.h (Symbol_table::first_global_index): New function.
3116 (Symbol_table::output_count): New function.
3117
ce0d1972
DK		 31182010-08-12 Doug Kwan <dougkwan@google.com>
3119
3120 * arm.cc (Target_arm::merge_object_attributes): Check command line
3121 options --no-wchar-size-warning and --no-enum-size-warning.
3122 * options.h (General_options): Add ld-compatible options
3123 --no-enum-size-warning and --no-wchar-size-warning.
3124
6e5710ce
ILT		 31252010-08-04 Ian Lance Taylor <iant@google.com>
3126
3127 * x86_64.cc (Target_x86_64::Scan::local): Use
3128 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3129 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3130 (Target_x86_64::Scan::global): Likewise.
3131 (Target_x86_64::Relocate::relocate): Likewise.
3132 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3133 Likewise.
3134
fef830db
CC		 31352010-08-03 Cary Coutant <ccoutant@google.com>
3136
3137 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3138 to reserve space in merged_strings vector. Keep total input size
3139 for stats.
3140 (Output_merge_string::do_print_merge_stats): Print total input size.
3141 * merge.h (Output_merge_string): Add input_size_ field.
3142 * stringpool.cc (Stringpool_template::string_length): Move
3143 implementations out of Stringpool_template class and place in
3144 stringpool.h.
3145 * stringpool.h (string_length): Move out of Stringpool_template.
3146
1e3811b0
ILT		 31472010-08-03 Ian Lance Taylor <iant@google.com>
3148
3149 PR 11712
3150 * layout.cc (relaxation_loop_body): If address of load segment is
3151 set, adjust address to include headers if possible.
3152
7af0c620
ILT		 31532010-08-03 Ian Lance Taylor <iant@google.com>
3154
3155 * version.cc (version_string): Bump to 1.10.
3156
22f0da72
ILT		 31572010-08-03 Ian Lance Taylor <iant@google.com>
3158
3159 PR 11805
3160 * layout.h (enum Output_section_order): Define.
3161 (class Layout): Update declarations.
3162 * layout.cc (Layout::get_output_section): Add order parameter.
3163 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3164 is_first_non_relro parameters. Change all callers.
3165 (Layout::choose_output_section): Likewise.
3166 (Layout::add_output_section_data): Likewise.
3167 (Layout::make_output_section): Likewise. Set order.
3168 (Layout::default_section_order): New function.
3169 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3170 * output.cc (Output_section::Output_section): Initialize order_.
3171 Don't initialize deleted fields.
3172 (Output_segment::Output_segment): Don't initialize deleted
3173 fields.
3174 (Output_segment::add_output_section_to_load): New function
3175 replacing add_output_section. Change all callers to call this or
3176 add_output_section_to_nonload.
3177 (Output_segment::add_output_section_to_nonload): New function.
3178 (Output_segment::remove_output_section): Rewrite.
3179 (Output_segment::add_initial_output_data): Likewise.
3180 (Output_segment::has_any_data_sections): Likewise.
3181 (Output_segment::is_first_section_relro): Likewise.
3182 (Output_segment::maximum_alignment): Likewise.
3183 (Output_segment::has_dynamic_reloc): New function replacing
3184 dynamic_reloc_count. Change all callers.
3185 (Output_segment::has_dynamic_reloc_list): New function replacing
3186 dynamic_reloc_count_list. Change all callers.
3187 (Output_segment::set_section_addresses): Rewrite.
3188 (Output_segment::set_offset): Rewrite.
3189 (Output_segment::find_first_and_last_list): Remove.
3190 (Output_segment::set_tls_offsets): Rewrite.
3191 (Output_segment::first_section_load_address): Likewise.
3192 (Output_segment::output_section_count): Likewise.
3193 (Output_segment::section_with_lowest_load_address): Likewise.
3194 (Output_segment::write_section_headers): Likewise.
3195 (Output_segment::print_sections_to_map): Likewise.
3196 * output.h (class Output_data): Remove dynamic_reloc_count_
3197 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3198 (Output_data::add_dynamic_reloc): Rewrite.
3199 (Output_data::has_dynamic_reloc): New function.
3200 (Output_data::dynamic_reloc_count): Remove.
3201 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3202 is_last_relro_, is_first_non_relro_, is_interp_,
3203 is_dynamic_linker_section_ fields. Add order and set_order
3204 functions. Remove is_relro_local, set_is_relro_local,
3205 is_last_relro, set_is_last_relro, is_first_non_relro,
3206 set_is_first_non_relro functions, is_interp, set_is_interp,
3207 is_dynamic_linker_section, and set_is_dynamic_linker_section
3208 functions.
3209 (class Output_segment): Change Output_data_list from std::list to
3210 std:;vector. Add output_lists_ field. Remove output_data_ and
3211 output_bss_ fields. Update declarations.
3212
3ff2ccb0
ILT		 32132010-08-02 Ian Lance Taylor <iant@google.com>
3214
3215 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3216 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3217 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3218
88a4108b
ILT		 32192010-08-02 Ian Lance Taylor <iant@google.com>
3220
3221 PR 11855
3222 * script.cc (Script_options::Script_options): Initialize
3223 symbol_definitions_ and symbol_references_.
3224 (Script_options::add_symbol_assignment): Update
3225 symbol_definitions_ and symbol_references_.
3226 (Script_options::add_symbol_reference): New function.
3227 (script_symbol): New function.
3228 * script.h (class Script_options): Add symbol_definitions_ and
3229 symbol_references_ fields.
3230 (Script_options::referenced_const_iterator): New type.
3231 (Script_options::referenced_begin): New function.
3232 (Script_options::referenced_end): New function.
3233 (Script_options::is_referenced): New function.
3234 (Script_options::any_unreferenced): New function.
3235 * script-c.h (script_symbol): Declare.
3236 * yyscript.y (exp): Call script_symbol.
3237 * symtab.cc: Include "script.h".
3238 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3239 Change all callers. Check symbols referenced by scripts.
3240 (Symbol_table::add_undefined_symbols_from_command_line): Add
3241 layout parameter. Change all callers.
3242 (Symbol_table::do_add_undefined_symbols_from_command_line):
3243 Likewise. Break out loop body. Check symbols referenced by
3244 scripts.
3245 (Symbol_table::add_undefined_symbol_from_command_line): New
3246 function broken out of
3247 do_add_undefined_symbols_from_command_line.
3248 * symtab.h (class Symbol_table): Update declarations.
3249 * archive.cc: Include "layout.h".
3250 (Archive::should_include_member): Add layout parameter. Change
3251 all callers. Check for symbol mentioned in expression.
3252 * archive.h (class Archive): Update declaration.
3253 * object.cc (Sized_relobj::do_should_include_member): Add layout
3254 parameter.
3255 * object.h (Object::should_include_member): Add layout parameter.
3256 Change all callers.
3257 (Object::do_should_include_member): Add layout parameter.
3258 (class Sized_relobj): Update declaration.
3259 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3260 parameter.
3261 * dynobj.h (class Sized_dynobj): Update declaration.
3262 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3263 layout parameter.
3264 * plugin.h (class Sized_pluginobj): Update declaration.
3265
5f1ab67a
ILT		 32662010-08-02 Ian Lance Taylor <iant@google.com>
3267
3268 PR 11866
3269 * output.cc (Output_segment::set_offset): Search for the first and
3270 last sections rather than assuming that the list is in order.
3271 (Output_segment::find_first_and_last_list): New function.
3272 * output.h (class Output_segment): Update declarations.
3273 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3274 (relro_strip_test_SOURCES): New variable.
3275 (relro_strip_test_DEPENDENCIES): New variable.
3276 (relro_strip_test_LDFLAGS): New variable.
3277 (relro_strip_test_LDADD): New variable.
3278 (relro_strip_test.so): New target.
3279
a8df5856
ILT		 32802010-08-02 Ian Lance Taylor <iant@google.com>
3281
3282 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3283 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3284 (Target_i386::got_tlsdesc_section): New function.
3285 (Target_i386::got_section): Create space for GOT entries for
3286 TLSDESC relocations.
3287 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3288 R_386_TLS_GOTDESC.
3289 (Target_i386::Scan::global): Likewise.
3290 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3291 using TLSDESC GOT.
3292 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3293 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3294 (Target_x86_64::got_tlsdesc_section): New function.
3295 (Target_x86_64::got_section): Create space for GOT entries for
3296 TLSDESC relocations.
3297 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3298 R_386_TLS_GOTDESC.
3299 (Target_x86_64::Scan::global): Likewise.
3300 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3301 using TLSDESC GOT.
3302
0c10a0a6
ILT		 33032010-08-02 Ian Lance Taylor <iant@google.com>
3304
3305 * testsuite/final_layout.sh: Use dc to convert from hex to
3306 decimal.
3307
41cbeecc
ST		 33082010-07-29 Sriraman Tallam <tmsriram@google.com>
3309
3310 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3311 paramter to the call to gold::gc_process_relocs.
3312 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3313 paramter to the call to gold::gc_process_relocs.
3314 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3315 parameter to the call to gold::gc_process_relocs.
3316 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3317 template parameter to the call to gold::gc_process_relocs.
3318 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3319 paramter to the call to gold::gc_process_relocs.
3320 * gc.h (get_embedded_addend_size): New function.
3321 (gc_process_relocs): Save the size of the reloc for use by ICF.
3322 * icf.cc (get_section_contents): Get the addend from the text section
3323 for SHT_REL relocation sections.
3324 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3325 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3326 * int_encoding.h (read_from_pointer): New overloaded function.
3327 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3328 * testsuite/icf_sht_rel_addend_test.sh: New file.
3329 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3330 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3331
6ea55b82
RW		 33322010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3333
3334 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3335 * Makefile.in: Regenerate.
3336 * testsuite/Makefile.in: Regenerate.
3337
9691462b
ILT		 33382010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3339
3340 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3341 * gold/testsuite/debug_msg.cc: Likewise.
3342 * gold/testsuite/odr_violation1.cc
3343 * gold/testsuite/odr_violation2.cc
3344
76897331
CC		 33452010-07-21 Cary Coutant <ccoutant@google.com>
3346
3347 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3348 string, and length fields.
3349 (Output_merge_string::Merged_strings_list): New type.
3350 (Output_merge_string::Merged_strings_lists): New typedef.
3351 (Output_merge_string): Replace merged_strings_ with
3352 merged_strings_lists_.
3353 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3354 Merged_strings_list per input object and section. Don't store pointer
3355 to the string. Don't store length with each merged string entry.
3356 (Output_merge_string::finalize_merged_data): Loop over list of merged
3357 strings lists. Recompute length of each merged string.
3358
78384e8f
CC		 33592010-07-15 Cary Coutant <ccoutant@google.com>
3360
3361 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3362 here.
3363
783659f9
ILT		 33642010-07-14 Ian Lance Taylor <iant@google.com>
3365
3366 * descriptors.cc (Descriptors::open): Report correct name in error
3367 message.
3368
131687b4
DK		 33692010-07-13 Doug Kwan <dougkwan@google.com>
3370
3371 * arm.cc (Arm_input_section::Arm_input_section): For a
3372 SHT_ARM_EXIDX section, always keeps the input sections.
3373 (Arm_input_section::set_exidx_section_link): New method.
3374 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3375 has_errors_ to false.
3376 (Arm_exidx_input_section::has_errors,
3377 Arm_exidx_input_section::set_has_errors): New methods.
3378 (Arm_exidx_input_section::has_errors_): New data member.
3379 (Arm_relobj::get_exidx_shndx_list): New method.
3380 (Arm_output_section::append_text_sections_to_list): Do not skip
3381 section without SHF_EXECINSTR.
3382 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3383 errors.
3384 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3385 section header. Make error messages more verbose. Check for
3386 a non-executable section linked to an EXIDX section.
3387 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3388 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3389 check that there is no deferred EXIDX section if we exit early.
3390 Instead of not making an EXIDX section in case of an error, make one
3391 and set the has_errors flag of it.
3392 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3393 in a relocatable link.
3394 (Target_arm::do_relax): Look for the EXIDX output section instead of
3395 assuming that it is called .ARM.exidx.
3396 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3397 section list. Do not check for SHF_EXECINSTR section flags but
3398 skip any input section with errors.
3399 * output.cc (Output_section::Output_section): Initialize
3400 always_keeps_input_sections_ to false.
3401 (Output_section::add_input_section): Check for
3402 always_keeps_input_sections_.
3403 * output.h (Output_section::always_keeps_input_sections,
3404 Output_section::set_always_keeps_input_sections): New methods.
3405 (Output_section::always_keeps_input_sections): New data member.
3406
69517287
RÁE		 34072010-07-13 Rafael Espindola <espindola@google.com>
3408
3409 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3410 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3411
82742395
ILT		 34122010-07-13 Philip Herron <herron.philip@googlemail.com>
3413 Ian Lance Taylor <iant@google.com>
3414
3415 * output.h (Output_section_lookup_maps::add_merge_section):
3416 Correct check of whether value was inserted.
3417 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3418 (Output_section_lookup_maps::add_relaxed_input_section):
3419 Likewise.
3420 * arm.cc (Target_arm::got_section): Remove used local os.
3421 * i386.cc (Target_i386::got_section): Likewise.
3422 * x86_64.cc (Target_x86_64::got_section): Likewise.
3423 * sparc.cc (Target_sparc::got_section): Likewise.
3424 (Target_sparc::relocate): Remove unused local have_got_offset.
3425 * powerpc.cc (Target_powerpc::relocate): Likewise.
3426
f2d707b5
ILT		 34272010-07-13 Ian Lance Taylor <iant@google.com>
3428
241531d6
ILT		 3429 * compressed_output.cc (zlib_decompress): Fix signature in
3430 !HAVE_ZLIB_H case.
3431
f2d707b5
ILT		 3432 * archive.cc (Archive::include_member): Unlock an external member
3433 of a thin archive. Don't bother to delete an object we know is
3434 NULL.
3435
a2e47362
CC		 34362010-07-12 Cary Coutant <ccoutant@google.com>
3437
3438 * compressed_output.cc (zlib_decompress): New function.
3439 (get_uncompressed_size): New function.
3440 (decompress_input_section): New function.
3441 * compressed_output.h (get_uncompressed_size): New function.
3442 (decompress_input_section): New function.
3443 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3444 Handle compressed debug sections.
3445 * layout.cc (is_compressed_debug_section): New function.
3446 (Layout::output_section_name): Map compressed section names to
3447 canonical names.
3448 * layout.h (is_compressed_debug_section): New function.
3449 (is_debug_info_section): Recognize compressed debug sections.
3450 * merge.cc: Include compressed_output.h.
3451 (Output_merge_data::do_add_input_section): Handle compressed
3452 debug sections.
3453 (Output_merge_string::do_add_input_section): Handle compressed
3454 debug sections.
3455 * object.cc: Include compressed_output.h.
3456 (Sized_relobj::Sized_relobj): Initialize new data members.
3457 (build_compressed_section_map): New function.
3458 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3459 * object.h (Object::section_is_compressed): New method.
3460 (Object::do_section_is_compressed): New method.
3461 (Sized_relobj::Compressed_section_map): New type.
3462 (Sized_relobj::do_section_is_compressed): New method.
3463 (Sized_relobj::compressed_sections_): New data member.
3464 * output.cc (Output_section::add_input_section): Handle compressed
3465 debug sections.
3466 * reloc.cc: Include compressed_output.h.
3467 (Sized_relobj::write_sections): Handle compressed debug sections.
3468
ce279a62
CC		 34692010-07-08 Cary Coutant <ccoutant@google.com>
3470
3471 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3472 weak when resolving to a dynamic def.
3473 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3474 for weak undef/dynamic def cases. Adjust callers.
3475 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3476 undef_binding_weak_.
3477 (Symbol_table::sized_write_globals): Adjust symbol binding.
3478 (Symbol_table::sized_write_symbol): Add binding parameter.
3479 * symtab.h (Symbol::set_undef_binding): New method.
3480 (Symbol::is_undef_binding_weak): New method.
3481 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3482 (Symbol_table::should_override): Add new parameter.
3483 (Symbol_table::sized_write_symbol): Add new parameter.
3484
3485 * testsuite/weak_undef_file1.cc: Add new test case.
3486 * testsuite/weak_undef_file2.cc: Fix header comment.
3487 * testsuite/weak_undef_test.cc: Add new test case.
3488
b2286c10
DK		 34892010-06-29 Doug Kwan <dougkwan@google.com>
3490
3491 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3492 Initialize USE_SYMBOL_.
3493 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3494 definition.
3495 (Arm_reloc_property::uses_symbol_): New data member declaration.
3496 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3497 uses symbol value and symbol is undefined but not weakly undefined.
3498
4802450a
RÁE		 34992010-06-28 Rafael Espindola <espindola@google.com>
3500
3501 * plugin.cc (Plugin::load): Use dlerror.
3502
e5ca47ba
ILT		 35032010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3504
3505 * symtab.cc (detect_odr_violations): When reporting an ODR
3506 violation, report an object where the symbol is defined.
3507
8a75a161
DK		 35082010-06-25 Doug Kwan <dougkwan@google.com>
3509
3510 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3511 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3512 definition.
3513 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3514 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3515 target hook to detect function points.
3516 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3517 * icf.h (Icf::check_section_for_function_pointers): Change type of
3518 parameter SECTION_NAME to const reference to std::string. Use
3519 target hook to determine if section may have unsafe pointers.
3520 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3521 method definition.
3522
42218b9f
RÁE		 35232010-06-21 Rafael Espindola <espindola@google.com>
3524
3525 * fileread.cc (Input_file::find_fie): New
3526 (Input_file::open): Use Input_file::find_fie.
3527 * fileread.h (Input_file::find_fie): New
3528 * plugin.cc (set_extra_library_path): New.
3529 (Plugin::load): Add set_extra_library_path to the transfer vector.
3530 (Plugin_manager::set_extra_library_path): New.
3531 (Plugin_manager::add_input_file): Use the extra search path if set.
3532 (set_extra_library_path(): New.
3533 * plugin.h (Plugin_manager): Add set_extra_library_path and
3534 extra_search_path_.
3535
a0506cca
CC		 35362010-06-19 Cary Coutant <ccoutant@google.com>
3537
3538 * layout.cc (gdb_sections): Add .debug_types.
3539 (lines_only_debug_sections): Likewise.
3540
6508b958
RÁE		 35412010-06-18 Rafael Espindola <espindola@google.com>
3542
3543 * plugin.cc (add_input_file,add_input_library)
3544 (Plugin_manager::add_input_file): Make filename arguments const.
3545 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3546 const.
3547
3e235302
DK		 35482010-06-16 Doug Kwan <dougkwan@google.com>
3549
3550 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3551 .ARM.attributes section if we have not merged any input
3552 attributes sections.
3553
106e8a6c
DK		 35542010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3555
3556 * arm.cc: Allow combining objects with no EABI version
3557 information.
3558
91ff43fe
RÁE		 35592010-06-15 Rafael Espindola <espindola@google.com>
3560
3561 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3562
68ed838c
ILT		 35632010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3564
3565 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3566 (struct iovec): Correct !HAVE_READV definition.
3567
f3a2388f
CC		 35682010-06-10 Cary Coutant <ccoutant@google.com>
3569
3570 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3571 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3572 reloc sections.
3573 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3574
3575 PR 11683
3576 * symtab.h (Symbol::is_placeholder): New member function.
3577 * target-reloc.h (relocate_section): Check for placeholder symbols.
3578
3579 * testsuite/Makefile.am (plugin_test_8): New test.
3580 (plugin_test_9): New test.
3581 * testsuite/Makefile.in: Regenerate.
3582
e1df38aa
NC		 35832010-06-09 Nick Clifton <nickc@redhat.com>
3584
3585 * yyscript.y (input_list_element): Allow strings prefixed with
3586 the '-' character. Treat these as libraries.
3587 * script.cc (script_add_library): New function. Adds a library
3588 specified by "-l<name>" found in an input script.
3589 * script-c.h: Add prototype for script_add_library.
3590
25bbe950
DK		 35912010-06-07 Doug Kwan <dougkwan@google.com>
3592
3593 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3594 Restrict stub-group size to be within long conditional branch
3595 range when working around cortex-A8 erratum.
3596
0f32ea4c
ILT		 35972010-06-07 Damien Diederen <dd@crosstwine.com>
3598
3599 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3600 #ifdef typo.
3601
8fe2a369
ST		 36022010-06-03 Sriraman Tallam <tmsriram@google.com>
3603
3604 PR gold/11658
3605 * output.cc
3606 (Output_section::Input_section_sort_entry::compare_section_ordering):
3607 Change to return non-zero correctly.
3608 (Output_section::Input_section_sort_section_order_index_compare
3609 ::operator()): Change to fix ambiguity in comparisons.
3610
6e9ba2ca
ST		 36112010-06-01 Sriraman Tallam <tmsriram@google.com>
3612
3613 * gold.h (is_wildcard_string): New function.
3614 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3615 (Layout::layout_eh_frame): Ditto.
3616 (Layout::find_section_order_index): New method.
3617 (Layout::read_layout_from_file): New method.
3618 * layout.h (Layout::find_section_order_index): New method.
3619 (Layout::read_layout_from_file): New method.
3620 (Layout::input_section_position_): New private member.
3621 (Layout::input_section_glob_): New private member.
3622 * main.cc (main): Call read_layout_from_file here.
3623 * options.h (--section-ordering-file): New option.
3624 * output.cc (Output_section::input_section_order_specified_): New
3625 member.
3626 (Output_section::Output_section): Initialize new member.
3627 (Output_section::add_input_section): Add new parameter.
3628 Keep input sections when --section-ordering-file is used.
3629 (Output_section::set_final_data_size): Sort input sections when
3630 section ordering file is specified.
3631 (Output_section::Input_section_sort_entry): Add new parameter.
3632 Check sorting type.
3633 (Output_section::Input_section_sort_entry::compare_section_ordering):
3634 New method.
3635 (Output_section::Input_section_sort_compare::operator()): Change to
3636 consider section_order_index.
3637 (Output_section::Input_section_sort_init_fini_compare::operator()):
3638 Change to consider section_order_index.
3639 (Output_section::Input_section_sort_section_order_index_compare
3640 ::operator()): New method.
3641 (Output_section::sort_attached_input_sections): Change to sort
3642 according to section order when specified.
e1df38aa
NC		 3643 (Output_section::add_input_section<32, true>): Add new parameter.
3644 (Output_section::add_input_section<64, true>): Add new parameter.
3645 (Output_section::add_input_section<32, false>): Add new parameter.
3646 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3647 * output.h (Output_section::add_input_section): Add new parameter.
3648 (Output_section::input_section_order_specified): New
3649 method.
3650 (Output_section::set_input_section_order_specified): New method.
3651 (Input_section::Input_section): Initialize section_order_index_.
3652 (Input_section::section_order_index): New method.
3653 (Input_section::set_section_order_index): New method.
3654 (Input_section::section_order_index_): New member.
3655 (Input_section::Input_section_sort_section_order_index_compare): New
3656 struct.
3657 (Output_section::input_section_order_specified_): New member.
3658 * script-sections.cc (is_wildcard_string): Delete and move modified
3659 method to gold.h.
3660 (Output_section_element_input::Output_section_element_input): Modify
3661 call to is_wildcard_string.
3662 (Output_section_element_input::Input_section_pattern
3663 ::Input_section_pattern): Ditto.
3664 (Output_section_element_input::Output_section_element_input): Ditto.
3665 * testsuite/Makefile.am (final_layout): New test case.
3666 * testsuite/Makefile.in: Regenerate.
3667 * testsuite/final_layout.cc: New file.
3668 * testsuite/final_layout.sh: New file.
3669
3537c84b
RÁE		 36702010-06-01 Rafael Espindola <espindola@google.com>
3671
3672 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3673
105b6afd
RÁE		 36742010-06-01 Rafael Espindola <espindola@google.com>
3675
3676 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3677 visibility of symbols.
3678
29e11421
DK		 36792010-05-27 Doug Kwan <dougkwan@google.com>
3680
3681 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3682 from start of output section instead of address for a local symbol
3683 in a merged or relaxed section when doing a relocatable link.
3684
5e0f337e
RÁE		 36852010-05-26 Rafael Espindola <espindola@google.com>
3686
3687 PR 11604
3688 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3689 adding sections the garbage collector removed.
3690 * gold/testsuite/Makefile.am: Add test.
3691 * gold/testsuite/Makefile.in: Regenerate.
3692 * gold/testsuite/plugin_test_7.sh: New.
3693 * gold/testsuite/plugin_test_7_1.c: New.
3694 * gold/testsuite/plugin_test_7_2.c: New.
3695
f4187277
RÁE		 36962010-05-26 Rafael Espindola <espindola@google.com>
3697
3698 * script-sections.cc (Output_section_definition::set_section_addresses):
3699 Check for --section-start.
3700
5c388529
DK		 37012010-05-26 Doug Kwan <dougkwan@google.com>
3702
3703 * arm.cc (Arm_scan_relocatable_relocs): New class.
3704 (Target_arm::relocate_special_relocatable): New method.
3705 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3706 (Arm_relocate_functions::thumb_branch_common): Same.
3707 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3708 instead of Default_scan_relocatable_relocs.
3709 * target-reloc.h (relocate_for_relocatable): Let target handle
3710 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3711 * target.h (Sized_target::relocate_special_relocatable): New method.
3712
bca1c3ae
ILT		 37132010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3714
3715 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3716
0439c796
DK		 37172010-05-23 Doug Kwan <dougkwan@google.com>
3718
3719 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3720 instead of a cast.
3721 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3722 with a direct branch, not a conditional branch, to a stub.
3723 * merge.cc (Output_merge_base::record_input_section): New method
3724 defintion.
3725 (Output_merge_data::do_add_input_section): Record input section if
3726 keeps-input-sections flag is set.
3727 (Output_merge_string::do_add_input_section): Ditto.
3728 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3729 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3730 INPUT_SECTIONS_.
3731 (Output_merge_base::keeps_input_sections,
3732 Output_merge_base::set_keeps_input_sections,
3733 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3734 method definitions.
3735 (Output_merge_base::Input_sections): New type declaration.
3736 (Output_merge_base::input_sections_begin,
3737 Output_merge_base::input_sections_end,
3738 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3739 (Output_merge_base::bool keeps_input_sections_,
3740 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3741 Output_merge_base::input_sections_): New data members.
3742 (Output_merge_data::do_set_keeps_input_sections): New method
3743 defintion.
3744 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3745 * output.cc (Output_section::Input_section::relobj): Move method
3746 defintion from class declaration to here and handle merge sections.
3747 (Output_section::Input_section::shndx): Ditto.
3748 (Output_section::Output_section): Remove initializations of removed
3749 data members and initialize new data member LOOKUP_MAPS_.
3750 (Output_section::add_input_section): Set keeps-input-sections flag
3751 for a newly created merge output section as appropriate. Adjust code
3752 to use Output_section_lookup_maps class.
3753 (Output_section::add_relaxed_input_section): Adjst code for lookup
3754 maps code refactoring.
3755 (Output_section::add_merge_input_section): Add a new parameter
3756 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3757 class. If adding input section to a newly created merge output
3758 section fails, remove the new merge section.
3759 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3760 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3761 (Output_section::find_merge_section): Ditto.
3762 (Output_section::build_lookup_maps): New method defintion.
3763 (Output_section::find_relaxed_input_section): Adjust code to use
3764 Output_section_lookup_maps class.
3765 (Output_section::get_input_sections): Export merge sections. Adjust
3766 code to use Output_section_lookup_maps class.
3767 (Output_section:::add_script_input_section): Adjust code to use
3768 Output_section_lookup_maps class. Update lookup maps for merge
3769 sections also.
3770 (Output_section::discard_states): Use Output_section_lookup_maps.
3771 (Output_section::restore_states): Same.
3772 * output.h (Merge_section_properties): Move class defintion out of
3773 Output_section.
3774 (Output_section_lookup_maps): New class.
3775 (Output_section::Input_section::is_merge_section): New method
3776 defintion.
3777 (Output_section::Input_section::relobj): Move defintion out of class
3778 defintion. Declare method only.
3779 (Output_section::Input_section::shndx): Ditto.
3780 (Output_section::Input_section::output_merge_base): New method defintion.
3781 (Output_section::Input_section::u2_.pomb): New union field.
3782 (Output_section::Merge_section_by_properties_map,
3783 Output_section::Output_section_data_by_input_section_map,
3784 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3785 Remove types.
3786 (Output_section::add_merge_input_section): Add new parameter
3787 KEEPS_INPUT_SECTIONS.
3788 (Output_section::build_lookup_maps): New method declaration.
3789 (Output_section::merge_section_map_,
3790 Output_section::merge_section_by_properties_map_,
3791 Output_section::relaxed_input_section_map_,
3792 Output_section::is_relaxed_input_section_map_valid_): Remove data
3793 members.
3794 (Output_section::lookup_maps_): New data member.
3795
76295588
L		 37962010-05-21 Doug Kwan <dougkwan@google.com>
3797
3798 PR gold/11619
3799 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3800 avoid a compilation error.
3801
d103a984
RÁE		 38022010-05-19 Rafael Espindola <espindola@google.com>
3803
3804 * script-sections.cc (Output_section_definition::allocate_to_segment):
3805 Update the phdrs_list even when the output section is NULL.
3806 * testsuite/Makefile.am: Add test.
3807 * testsuite/Makefile.in: Regenerate.
3808 * testsuite/script_test_9.cc: New.
3809 * testsuite/script_test_9.sh: New.
3810 * testsuite/script_test_9.t: New.
3811
6625d24e
DK		 38122010-05-19 Doug Kwan <dougkwan@google.com>
3813
3814 * arm.cc (Arm_input_section::original_size): New method.
3815 (Arm_input_section::do_addralign): Add a cast.
3816 (Arm_input_section::do_output_offset): Remove static cast.
3817 (Arm_input_section::original_addralign,
3818 Arm_input_section::original_size_): Change type to uint32_t.
3819 (Arm_input_section::init): Add safe casts for section alignment
3820 and size.
3821 (Arm_input_section::set_final_data_size): Do not set address and
3822 offset of stub table.
3823 (Arm_output_section::fix_exidx_coverage): Change use of of
3824 Output_section::Simple_input_section to that of
3825 Output_section::Input_section.
3826 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3827 except for the first pass.
3828 * output.cc (Output_section::get_input_sections): Change type of
3829 input_sections to std::list<Input_section>.
3830 (Output_section::add_script_input_section): Rename from
3831 Output_section::add_simple_input_section. Change type of SIS
3832 parameter from Simple_input_section to Input_section.
3833 * output.h (Output_section::Simple_input_section): Remove class.
3834 (Output_section::Input_section): Change class visibility to public.
3835 (Output_section::Input_section::addralign): Use stored alignments
3836 for special input sections if set.
3837 (Output_section::Input_section::set_addralign): New method.
3838 (Output_section::get_input_sections): Change parameter type from
3839 list of Simple_input_section to list of Input_section.
3840 (Output_section::add_script_input_section): Rename from
3841 Output_section::add_simple_input_section. Change first parameter's
3842 type from Simple_input_section to Input_section and remove the
3843 second and third parameters.
3844 * script-sections.cc (Input_section::Input_section_list): Change
3845 type to list of Output_section::Input_section/
3846 (Input_section_info::Input_section_info): Change parameter type of
3847 INPUT_SECTION to Output_section::Input_section.
3848 (Input_section_info::input_section): Change return type.
3849 (Input_section_info::input_section_): Change type to
3850 Output_section::Input_section.
3851 (Output_section_element_input::set_section_addresses): Adjust code
3852 to use Output_section::Input_section instead of
3853 Output_section::Simple_input_section. Adjust code for renaming
3854 of Output_section::add_simple_input_section.
3855 (Orphan_output_section::set_section_addresses): Ditto.
3856
e1e82ea4
RW		 38572010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3858
3859 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3860 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3861
91e75c8a
RÁE		 38622010-05-18 Rafael Espindola <espindola@google.com>
3863
3864 * options.cc (General_options::finalize): Handle -nostdlib.
3865 * options.h (nostdlib): New option.
3866 * script.cc (script_add_search_dir): Handle -nostdlib.
3867
da59ad79
DK		 38682010-05-12 Doug Kwan <dougkwan@google.com>
3869
3870 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3871 attributes section only if there no attributes section after merging.
3872 (Target_arm::merge_object_attributes): Move value of
e1df38aa 3873 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 3874 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3875 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3876 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3877 and arm_attr_merge_7.stdout.
3878 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3879 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3880 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3881 arm_attr_merge_7b.o): New rules.
3882 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3883 arm_attr_merge_7
3884 * testsuite/Makefile.in: Regenerate.
3885 * testsuite/arm_attr_merge.sh: New file.
3886 * testsuite/arm_attr_merge_[67][ab].s: Same.
3887
3e01a7fd
NC		 38882010-05-05 Nick Clifton <nickc@redhat.com>
3889
3890 * po/es.po: Updated Spanish translation.
3891
7ad2014a
L		 38922010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3893
3894 * Makefile.am (install-exec-local): Properly install gold as
3895 default cross linker.
3896 * Makefile.in: Regenerated.
3897
4fda8867
NC		 38982010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3899 Nick Clifton <nickc@redhat.com>
3900
3901 * configure.ac (install_as_default): Define and set to false
3902 unless --enable-gold or --enable-gold=both/gold has been
3903 specified.
3904 * configure: Regenerate.
3905
3906 * Makefile.am (install-exec-local): Install the executable as
3907 'ld.gold'. If install_as_default is true then also install it as
3908 'ld'.
3909 * Makefile.in: Regenerated.
3910
bd288ea2
ILT		 39112010-04-24 Ian Lance Taylor <iant@google.com>
3912
3913 * layout.cc (Layout::layout_reloc): In relocatable link don't
3914 combine reloc sections for grouped sections.
3915
ef38fd8a
ST		 39162010-04-23 Sriraman Tallam <tmsriram@google.com>
3917
3918 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3919 sections that are not ordinary to icf.
3920 * icf.cc (get_section_contents): Handle relocation pointing to section
3921 with no object or shndx information.
3922 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3923 * testsuite/Makefile.in: Regenerate.
3924 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3925 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3926
f6973bdc
ILT		 39272010-04-22 Ian Lance Taylor <iant@google.com>
3928
3929 * expression.cc (Expression::Expression_eval_info): Add
3930 result_alignment_pointer field.
3931 (Expression::eval_with_dot): Add result_alignment_pointer
3932 parameter. Change all callers.
3933 (Expression::eval_maybe_dot): Likewise.
3934 (class Binary_expression): Add alignment_pointer parameter to
3935 left_value and right_value. Change all callers.
3936 (BINARY_EXPRESSION): Set result alignment.
3937 (class Trinary_expression): Add alignment_pointer parameter to
3938 arg2_value and arg3_value. Change all callers.
3939 (Trinary_cond::value): Set result alignment.
3940 (Max_expression::value, Min_expression::value): Likewise.
3941 (Align_expression::value): Likewise.
3942 * script-sections.cc (class Sections_element): Add dot_alignment
3943 parameter to set_section_addresses virtual function. Update
3944 instantiations.
3945 (class Output_section_element): Likewise.
3946 (Script_sections::create_segments): Add dot_alignment parameter.
3947 Change all callers.
3948 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3949 (Script_sections::set_phdrs_clause_addresses): Likewise.
3950 * script-sections.h: Update declarations.
3951 * script.h: Update declarations.
3952 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3953 min_p_align.
3954 * testsuite/script_test_3.t: Set large alignment.
3955 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3956 segment has expected alignment.
3957
9c9c98a5
NC		 39582010-04-22 Nick Clifton <nickc@redhat.com>
3959
3960 * po/gold.pot: Updated by the Translation project.
3961 * po/vi.po: Updated Vietnamese translation.
3962
2253bfba
L		 39632010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3964
3965 * testsuite/Makefile.am (check_PROGRAMS): Add
3966 icf_virtual_function_folding_test.
3967 * testsuite/Makefile.in: Regenerated.
3968
85fdf906
AH		 39692010-04-15 Andrew Haley <aph@redhat.com>
3970
3971 * options.h (merge_exidx_entries): New option.
3972 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3973 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3974 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3975 (Target_arm::merge_exidx_entries): New function.
3976 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3977 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3978 to Arm_exidx_fixup constructor.
3979 Add new arg, merge_exidx_entries.
3980 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3981 Arm_output_section::fix_exidx_coverage.
3982
ce97fa81
ST		 39832010-04-18 Sriraman Tallam <tmsriram@google.com>
3984
3985 * icf.cc (get_section_contents): Check for preemptible functions.
3986 Ignore addend when appropriate.
3987 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3988 section folded.
3989 (add_from_relobj): Check for section folded.
3990 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3991 * symtab.h (should_add_dynsym_entry): Add new parameter.
3992 * target-reloc.h (scan_relocs): Check for section folded.
3993 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3994 Check reloc types for function pointers in shared objects.
3995 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3996 case.
3997 (icf_preemptible_functions_test): New test case.
3998 (icf_string_merge_test): New test case.
3999 * testsuite.Makefile.in: Regenerate.
4000 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4001 bar_glob. Refactor code.
4002 * testsuite/icf_preemptible_functions_test.cc: New file.
4003 * testsuite/icf_preemptible_functions_test.sh: New file.
4004 * testsuite/icf_string_merge_test.cc: New file.
4005 * testsuite/icf_string_merge_test.sh: New file.
4006 * testsuite/icf_virtual_function_folding_test.cc: New file.
4007 * testsuite/icf_virtual_function_folding_test.sh: New file.
4008
04ceb17c
DK		 40092010-04-14 Doug Kwan <dougkwan@google.com>
4010
4011 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4012 for local symbol recounting if we remove a section due to ICF.
4013 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4014 there are no regular objects in input.
4015
153e7da4
DK		 40162010-04-13 Doug Kwan <dougkwan@google.com>
4017
4018 * arm.cc (Arm_input_section::set_final_data_size): Compute
4019 accurate final data size instead of using current data size.
4020
4dbd9faf
DK		 40212010-04-09 Doug Kwan <dougkwan@google.com>
4022
4023 * layout.cc (Layout::choose_output_section): Handle script section
4024 types.
4025 (Layout::make_output_section_for_script): Add section type parameter.
4026 Handle script section types.
4027 * layout.h (Layout::make_output_section_for_script): Add section
4028 type parameter.
4029 * output.cc (Output_section::Output_section): Initialize data member
4030 is_noload_.
4031 (Output_section::do_reset_address_and_file_offset): Do not set address
4032 to 0 if section is a NOLOAD section.
4033 * output.h (Output_section::is_noload): New method.
4034 (Output_section::set_is_noload): Ditto.
4035 (Output_section::is_noload_): New data member.
4036 * script-c.h (Script_section_type): New enum type.
4037 (struct Parser_output_section_header): Add new file section_type.
4038 * script-sections.cc (Sections_element::output_section_name): Add
4039 parameter for returning script section type.
4040 (Output_section_definition::output_section_name): Ditto.
4041 (Output_section_definition::section_type)P; New method.
4042 (Output_section_definiton::script_section_type_name): Ditto.
4043 (Output_section_definition::script_section_type_): New data member.
4044 (Output_section_definition::Output_section_definition): Initialize
4045 data member Output_section_definition::script_section_type_.
4046 (Output_section_definition::create_sections): Pass script section type
4047 to Layout::make_output_section_for_script.
4048 (Output_section_definition::output_section_name): Return script
4049 section type to caller.
4050 (Output_section_definition::set_section_address): Do not advance
4051 dot value and load address if section type is NOLOAD. Set address
4052 of NOLOAD sections regardless of section flags.
4053 (Output_section_definition::print): Print section type if it is
4054 not SCRIPT_SECTION_TYPE_NONE.
4055 (Output_section_definition::section_type): New method.
4056 (Output_section_definition::script_section_type_name): Ditto.
4057 (Script_sections::output_section_name): Add new parameter
4058 PSECTION_TYPE for returning script section type. Pass it to
4059 section elements. Handle discard sections.
4060 (Sort_output_sections::operator()): Handle NOLOAD sections.
4061 * script-sections.h (Script_sections::Section_type): New enum type.
4062 (Script_sections::output_section_name): Add a new parameter for
4063 returning script section type.
4064 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4065 INFO and NOLOAD.
4066 * yyscript.y (union): Add new field SECTION_TYPE.
4067 (COPY, DSECT, INFO, NOLOAD): New tokens.
4068 (opt_address_and_section_type): Change type to output_section_header.
4069 (section_type): New non-terminal
4070 (section_header): Handle section type.
2253bfba 4071 (opt_address_and_section_type): Return section type value.
4dbd9faf 4072
721ea635
L		 40732010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4074
4075 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4076 * testsuite/plugin_common_test_2.c (foo): Likewise.
4077
6bf924b0
DK		 40782010-04-08 Doug Kwan <dougkwan@google.com>
4079
4080 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4081 Output_merge_data.
4082 * output.cc (Output_section::add_merge_input_section): Simplify
4083 code and return status of Output_merge_base::add_input_section.
e1df38aa 4084 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4085 returns true.
4086
24af6f92
DK		 40872010-04-07 Doug Kwan <dougkwan@google.com>
4088
4089 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4090 if section is marked as containing instructions but has no mapping
4091 symbols.
4092 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4093 correct section index.
4094 (Arm_relobj::find_linked_text_section): Ditto.
4095
00698fc5
CC		 40962010-04-07 Cary Coutant <ccoutant@google.com>
4097
4098 * archive.cc (include_member): Destroy Read_symbols_data object before
4099 releasing file.
4100 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4101 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4102 (Read_symbols_data::~Read_symbols_data) New destructor.
4103 (Section_relocs::Section_relocs) New constructor.
4104 (Section_relocs::~Section_relocs) New destructor.
4105 (Read_relocs_data::Read_relocs_data) New constructor.
4106 (Read_relocs_data::~Read_relocs_data) New destructor.
4107 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4108 pointers to NULL after deleting.
4109
7296d933
DK		 41102010-04-07 Doug Kwan <dougkwan@google.com>
4111
4112 * arm.cc: Replace "endianity" with "endianness" in comments.
4113 (Arm_exidx_cantunwind): Ditto.
4114 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4115 (Arm_relobj::merge_flags_and_attributes): New method.
4116 (Arm_relobj::merge_flags_and_attributes_): New data member.
4117 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4118 (Arm_relobj::scan_sections_for_stubs): Ditto.
4119 (Arm_relobj::do_read_symbols): Check to see if we really want to
4120 merge processor-specific flags and attributes. Exit early if
4121 an object is empty except for section names and the undefined symbol.
4122 (Target_arm::do_finalize_sections): Move check for ELF format to
4123 Arm_relobj::do_read_symbols. Merge processor specific flags and
4124 attributes from a regular object only when we have determined that
4125 it is aapropriate. Do not create an .ARM.attributes section in
4126 output if there is no regular input object.
4127 (Target_arm::merge_processor_specific_flags): Check
4128 --warn-mismatch before printing any error.
4129 (Target_arm::merge_object_attributes): Ditto.
4130 * gold.cc (queue_middle_tasks): Handle the case in which there is
4131 no regular object in input.
4132 * options.cc (General_options::parse_EB): New method.
4133 (General_options::parse_EL): Same.
4134 (General_options::General_options): Initialize endianness_.
4135 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4136 New options.
4137 (General_options::Endianness): New enum.
4138 (General_options::endianness): New method.
4139 (General_options::endianness_): New data member.
4140 * parameters.cc (Parameters::set_options): Check target endianness.
4141 (Parameters::set_target_once): Ditto.
4142 (Parameters::check_target_endianness): New method.
4143 (parameters_force_valid_target): If either -EL or -EB is specified,
4144 use it to define endianness of default target.
4145 * parameters.h (Parameters::check_target_endianness): New method
4146 declaration.
4147 * target.h (class Target): Change "endianity" to "endianness"
4148 in comments.
4149
efc8d4f2
RW		 41502010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4151
4152 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4153 * configure: Regenerate.
4154 * Makefile.in: Regenerate.
4155 * testsuite/Makefile.in: Regenerate.
4156
be234d88
CC		 41572010-04-06 Cary Coutant <ccoutant@google.com>
4158
4159 gcc PR lto/42757
4160 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4161 prevailing definitions of common symbols.
4162 * testsuite/plugin_test_6.sh: New test case.
4163 * testsuite/plugin_common_test_1.c: New test case.
4164 * testsuite/plugin_common_test_2.c: New test case.
4165 * testsuite/Makefile.am (plugin_test_6): New test case.
4166 * testsuite/Makefile.in: Regenerate.
4167
bd32c6bd
NC		 41682010-04-06 Nick Clifton <nickc@redhat.com>
4169
4170 * po/vi.po: New Vietnamese translation.
4171
323c532f
DK		 41722010-03-30 Doug Kwan <dougkwan@google.com>
4173
4174 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4175
4fcd97eb
DK		 41762010-03-25 Doug Kwan <dougkwan@google.com>
4177
4178 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4179 to avoid a conversion warning on a 32-bit host.
4180
4ebf39db
ILT		 41812010-03-24 Ian Lance Taylor <iant@google.com>
4182
4183 * testsuite/script_test_3.t: Add a TLS segment.
4184 * testsuite/Makefile.am (check_PROGRAMS): Add
4185 tls_phdrs_script_test.
4186 (tls_phdrs_script_test_SOURCES): Define.
4187 (tls_phdrs_script_test_DEPENDENCIES): Define.
4188 (tls_phdrs_script_test_LDFLAGS): Define.
4189 (tls_phdrs_script_test_LDADD): Define.
4190 * testsuite/Makefile.in: Rebuild.
4191
4a599bdd
CC		 41922010-03-23 Cary Coutant <ccoutant@google.com>
4193
4194 * fileread.cc (find_or_make_view): Fix comment.
4195
6c93b22c
ILT		 41962010-03-23 Ian Lance Taylor <iant@google.com>
4197
4198 * script-sections.cc (class Orphan_section_placement): Define
4199 PLACE_TLS and PLACE_TLS_BSS.
4200 (Orphan_section_placement::Orphan_section_placement): Initialize
4201 new places.
4202 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4203 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4204 (tls_script_test_SOURCES): Define.
4205 (tls_script_test_DEPENDENCIES): Define.
4206 (tls_script_test_LDFLAGS): Define.
4207 (tls_script_test_LDADD): Define.
4208 * testsuite/Makefile.in: Rebuild.
4209
a2c7281b
DK		 42102010-03-22 Doug Kwan <dougkwan@google.com>
4211
4212 * arm.cc (Arm_relocate_functions::abs8,
4213 Arm_relocate_functions::abs16): Use correct check for overflow
4214 specified in the ARM ELF specs.
4215 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4216 target of a BLX instruction specially.
4217 (Reloc_stub::stub_type_for_reloc): Ditto.
4218 (Relocate::relocate): Use symbolic names instead of numeric relocation
4219 codes to report error.
4220 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4221 workaround.
4222 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4223 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4224 thumb2_blx_out_of_range.stdout
4225 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4226 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4227 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4228 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4229 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4230 thumb2_blx_in_range, thumb2_blx_in_range.o,
4231 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4232 thumb2_blx_out_of_range.o): New rules.
4233 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4234 thumb2_blx_in_range and thumb2_blx_out_of_range.
4235 * testsuite/Makefile.in: Regenerate.
4236 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4237 * testsuite/thumb_blx_in_range.s: New file.
4238 * testsuite/thumb_blx_out_of_range.s: New file.
4239
b0193076
RÁE		 42402010-03-22 Rafael Espindola <espindola@google.com>
4241
4242 * archive.cc (Should_include): Move to archive.h.
4243 (should_include_member): Make it a member of Archive.
4244 (Lib_group): New.
4245 (Add_lib_group_symbols): New.
4246 * archive.h: Include options.h.
4247 (Archive_member): Moved from Archive.
4248 (Should_include): Moved from archive.cc.
4249 (Lib_group): New.
4250 (Add_lib_group_symbols): New.
4251 * dynobj.cc (do_should_include_member): New.
4252 * dynobj.h (do_should_include_member): New.
4253 * gold.cc (queue_initial_tasks): Update call to queue.
4254 * main.cc (main): Print lib group stats.
4255 * object.cc (do_should_include_member): New.
4256 * object.h: Include archive.h.
4257 (Object::should_include_member): New.
4258 (Object::do_should_include_member): New.
4259 (Sized_relobj::do_should_include_member): New.
4260 * options.cc (General_options::parse_start_lib): New.
4261 (General_options::parse_end_lib): New.
4262 (Input_arguments::add_file): Handle lib groups.
4263 (Input_arguments::start_group): Check we are not in a lib.
4264 (Input_arguments::start_lib): New.
4265 (Input_arguments::end_lib): New.
4266 * options.h (General_options): Add start_lib and end_lib.
4267 (Input_argument::lib_): New.
4268 (Input_argument::lib): New.
4269 (Input_argument::is_lib): New.
4270 (Input_file_lib): New.
4271 (Input_arguments::in_lib_): New.
4272 (Input_arguments::in_lib): New.
4273 (Input_arguments::start_lib): New.
4274 (Input_arguments::end_lib_): New.
4275 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4276 in unused members as preempted.
4277 (Sized_pluginobj::do_should_include_member): New.
4278 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4279 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4280 return the blocker.
4281 (Read_symbols::do_whole_lib_group): New.
4282 (Read_symbols::do_lib_group): New.
4283 (Read_symbols::do_read_symbols): Handle lib groups.
4284 (Read_symbols::get_name): Handle lib groups.
4285 * readsyms.h (Read_symbols): Add an archive member pointer.
4286 (Read_symbols::do_whole_lib_group): New.
4287 (Read_symbols::do_lib_group): New.
4288 (Read_symbols::member_): New.
4289 * script.cc (read_input_script): Update call to queue_soon.
4290
d099120c
DK		 42912010-03-19 Doug Kwan <dougkwan@google.com>
4292
4293 * arm.cc (Stub_table::Stub_table): Initialize new data members
4294 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4295 (Stub_table::add_reloc_stub): Assign stub offset and update
4296 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4297 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4298 New data members.
4299 (Stub_table::update_data_size_and_addralign): Use
4300 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4301 instead of going over all reloc stubs.
4302 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4303 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4304 Stringpool_template::offset_ to size of Stringpool_char.
4305 (Stringpool_template::new_key_offset): Remove code to initialize
4306 Stringpool_template::offset_.
4307 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4308 Stringpool_template::offset_ to zero.
4309
1aa37384
DK		 43102010-03-15 Doug Kwan <dougkwan@google.com>
4311
4312 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4313 offset_.
4314 (Stringpool_template::new_key_offset): New method.
4315 (Stringpool_template::add_string): Assign offsets when adding new
4316 strings.
4317 (Stringpool_template::set_string_offsets): Do not set string offsets
4318 when not optimizing.
4319 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4320 member size_.
4321 (Chunked_vector::clear): Clear size_.
4322 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4323 (Chunked_vector::size): Return size_.
4324 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4325 (Chunked_vector::size_): New data member.
1aa37384
DK		 4326 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4327 (Stringpool_template::new_key_offset): New method declaration.
4328 (Stringpool_template::offset_): New data member.
4329
b672b057
RÁE		 43302010-03-15 Rafael Espindola <espindola@google.com>
4331
4332 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4333 Add_symbols' constructor.
4334 * readsyms.h (Add_symbols): Remove the input_group member.
4335
b6848d3c
ILT		 43362010-03-10 Ian Lance Taylor <iant@google.com>
4337
4338 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4339 target to ask whether a reference to a symbol requires a stack
4340 split.
4341 * target.h (Target::is_call_to_non_split): New function.
4342 (Target::do_is_call_to_non_split): Declare virtual function.
4343 * target.cc: Include "symtab.h".
4344 (Target::do_is_call_to_non_split): New function.
4345 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4346
a2a5469e
CC		 43472010-03-10 Cary Coutant <ccoutant@google.com>
4348
4349 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4350 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4351 (File_read::open[2]): Add whole_file_view_ to list of views.
4352 (File_read::make_view): Remove test of whole_file_view_.
4353 (File_read::find_or_make_view): Create whole_file_view_ if
4354 necessary.
4355 (File_read::clear_views): Replace bool parameter with enum;
4356 adjust all callers. Don't delete views with permanent data;
4357 do delete cached views and views from archives if
4358 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4359 if clearing the corresponding view.
4360 * fileread.h (File_read::Clear_views_mode): New enum.
4361 (File_read::View::is_permanent_view): New method.
4362 (File_read::clear_views): Replace bool parameter
4363 with enum; adjust all callers.
4364 * options.h (General_options): Change keep_files_mapped option;
4365 add map_whole_files.
4366 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4367 releasing the file.
4368 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4369 the file.
4370
8861f32b
DM		 43712010-03-10 David S. Miller <davem@davemloft.net>
4372
4373 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4374
d62d0f5f
ST		 43752010-03-09 Sriraman Tallam <tmsriram@google.com>
4376
4377 * icf.cc (get_section_contents): Add '@' marker after processing the
4378 merge reloc.
4379
9177756d
DK		 43802010-03-08 Doug Kwan <dougkwan@google.com>
4381
4382 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4383 due to a conversion warning.
4384 (Arm_relobj::update_output_local_symbol_count): Check for local
4385 symbol with unset output index.
4386
9e9e071b
ILT		 43872010-03-05 Ian Lance Taylor <iant@google.com>
4388
4389 * options.h (class General_options): Add --spare-dynamic-tags.
4390 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4391 --spare-dynamic-tags.
4392
a81ee015
ILT		 43932010-03-05 Ian Lance Taylor <iant@google.com>
4394
4395 * incremental.cc: Include "libiberty.h".
4396
44ec90b9
RO		 43972010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4398
4399 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4400 function, is_info_ member.
4401 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4402 (Versions::Versions): Update caller.
4403 (Versions::define_base_version): Likewise.
4404 (Versions::add_def): Likewise.
4405
0897ed3b
ST		 44062010-03-03 Sriraman Tallam <tmsriram@google.com>
4407
4408 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4409 (Scan::possible_function_pointer_reloc): New function.
4410 (Scan::local_reloc_may_be_function_pointer): Change to call
4411 possible_function_pointer_reloc.
4412 (Scan::global_reloc_may_be_function_pointer): Ditto.
4413 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4414 relocations in ".data.rel.ro._ZTV" section.
4415 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4416 * testsuite/icf_safe_so_test.cc: Ditto.
4417 * testsuite/icf_safe_test.cc: Ditto.
4418 * testsuite/icf_safe_test.sh: Ditto.
4419
d3bbad62
ILT		 44202010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4421 Ian Lance Taylor <iant@google.com>
4422
4423 * target-reloc.h (relocate_section): Check the symbol table index
4424 for -1U before setting the local symbol index.
4425 (scan_relocatable_relocs): If copying the relocation, record that
4426 the local symbol is required.
4427 * object.h (Symbol_value::is_output_symtab_index_set): New
4428 function.
4429 (Symbol_value::may_be_discarded_from_output_symtab): New
4430 function.
4431 (Symbol_value::has_output_symtab_entry): New function.
4432 (Symbol_value::needs_output_symtab_entry): Remove.
4433 (Symbol_value::output_symtab_index): Make sure the symbol index is
4434 set.
4435 (Symbol_value::set_output_symtab_index): Make sure the symbol
4436 index is not set. Make sure the new index is valid.
4437 (Symbol_value::set_must_have_output_symtab_entry): New function.
4438 (Symbol_value::has_output_dynsym_entry): New function.
4439 (Symbol_value::set_output_dynsym_index): Make sure the new index
4440 is valid.
4441 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4442 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4443 local symbol if permitted.
4444 (Sized_relobj::do_finalize_local_symbols): Call
4445 is_output_symtab_index_set rather than needs_output_symtab_entry.
4446 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4447 rather than needs_output_symtab_entry. Call
4448 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4449 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4450 is_output_symtab_index_set rather than needs_output_symtab_entry.
4451 * testsuite/discard_locals_relocatable_test.c: New file.
4452 * testsuite/discard_locals_test.sh: Test -r.
4453 * testsuite/Makefile.am (check_DATA): Add
4454 discard_locals_relocatable_test1.syms,
4455 discard_local_relocatable_test2.syms.
4456 (MOSTLYCLEANFILES): Likewise. Also add
4457 discard_locals_relocatable_test1.lout and
4458 discard_locals_relocatable_test2.out.
4459 (discard_locals_relocatable_test1.syms): New target.
4460 (discard_locals_relocatable_test.o): New target.
4461 (discard_locals_relocatable_test1.out): New target.
4462 (discard_locals_relocatable_test2.syms): New target.
4463 (discard_locals_relocatable_test2.out): New target.
4464 (various): Add missing ../ld-new dependencies.
4465 * testsuite/Makefile.in: Rebuild.
4466
7e8ccf26
NC		 44672010-03-03 Nick Clifton <nickc@redhat.com>
4468
4469 * po/fi.po: New Finnish translation.
4470
2a0ff005
DK		 44712010-03-01 Doug Kwan <dougkwan@google.com>
4472
4473 * layout.cc (Layout::Layout): Force section types of .init_array*,
4474 .preinit_array* and .fini_array* sections.
4475 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4476 Fix check of return value of std::string::find.().
4477 (Output_section::Input_section_sort_compare::operator()): Remove
4478 comment about .init_array.
4479 (Output_section::Input_section_sort_init_fini_compare::operator()):
4480 New method.
4481 (Output_section::sort_attached_input_sections): Handle .init_array
4482 and .fini_array specially.
4483 * output.h (Output_section::Inut_section_sort_compare): Update
4484 comment.
4485 (Output_section::Input_section_sort_init_fini_compare): New struct.
4486
c3e4ae29
DK		 44872010-02-26 Doug Kwan <dougkwan@google.com>
4488
4489 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4490 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4491 * testsuite/debug_msg.sh: Avoid matching source line number for
4492 use of global variable undef_int.
4493
2fd9ae7a
DK		 44942010-02-26 Doug Kwan <dougkwan@google.com>
4495
4496 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4497 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4498 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4499 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4500 * options.cc (General_options::General_options): Initialize member
4501 fix_v4bx_.
4502 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4503 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4504 and rm_no_fix_v4bx.stdout
4505 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4506 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4507 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4508 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4509 and arm_no_fix_v4bx.
4510 * Makefile.in: Regenerate.
4511 * testsuite/arm_fix_v4bx.s: New file.
4512 * testsuite/arm_fix_v4bx.sh: Ditto.
4513
67ec7d0b
DK		 45142010-02-24 Doug Kwan <dougkwan@google.com>
4515
4516 * arm.cc (Target_arm::got_section): Make the .got section the first
4517 non RELRO section in the data segment.
4518 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4519 suffixes of section names.
4520
10165461
DK		 45212010-02-24 Doug Kwan <dougkwan@google.com>
4522
4523 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4524 flags and attributes merging if an input file is a binary file.
4525 * fileread.cc (Input_file::open): Record format of original file.
4526 * fileread.h (Input_file::Format): New enum type.
4527 (Input_file::Input_file): Initialize data member format_.
4528 (Input_file::format): New method definition.
4529 (Input_file::format_):: New data member.
4530
4a54abbb
DK		 45312010-02-24 Doug Kwan <dougkwan@google.com>
4532
4533 * arm.cc (Arm_output_data_got): New class.
4534 (ARM_TCB_SIZE): New constant
4535 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4536 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4537 If user uses a script with a SECTIONS clause, issue only a warning
4538 for a misplaced EXIDX input section. Otherwise, issue an error.
4539 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4540 garbage collection.
4541 (Target_arm::got_mode_index_entry): Handle static linking.
4542 (Target_arm::Scan::local): Ditto.
4543 (Target_arm::Scan::global): Ditto.
4544 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4545 all incorrectly implemented relocations.
e1df38aa 4546 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4547 Arm_output_section::fix_exidx_coverage.
4548 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4549 from ".ARM.exidx." and ".ARM.extab.".
4550
ca419a6f
ILT		 45512010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4552
4553 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4554 section if it does not already exist.
4555 * attributes.cc (Attributes_section_data::Attributes_section_data):
4556 Don't crash if size is zero.
4557
135b9c78
ILT		 45582010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4559 Ian Lance Taylor <iant@google.com>
4560
4561 * gold.cc (queue_middle_tasks): If no input files were opened,
4562 exit.
4563 * workqueue.h (Task_function::Task_function): Assert that there is
4564 a blocker.
4565
bb0bfe4f
DK		 45662010-02-22 Doug Kwan <dougkwan@google.com>
4567
4568 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4569 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4570 types to avoid warnings due to different uint64_t implementations
4571 on different hosts.
4572
2a2b6d42
DK		 45732010-02-21 Doug Kwan <dougkwan@google.com>
4574
4575 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4576 handling of the maximum backward branch offset.
4577 (Arm_relocate_functions::thumb_branch_common): Ditto.
4578 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4579 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4580 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4581 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4582 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4583 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4584 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4585 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4586 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4587 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4588 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4589 thumb2_bl_out_of_range.o): New rules.
4590 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4591 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4592 thumb2_bl_out_of_range
4593 * testsuite/Makefile.in: Regenerate.
4594 * testsuite/arm_bl_in_range.s: New file.
4595 * testsuite/arm_bl_out_of_range.s: Ditto.
4596 * testsuite/arm_branch_in_range.sh: Ditto.
4597 * testsuite/arm_branch_range.t: Ditto.
4598 * testsuite/thumb2_branch_range.t: Ditto.
4599 * testsuite/thumb_bl_in_range.s: Ditto.
4600 * testsuite/thumb_bl_out_of_range.s: Ditto.
4601 * testsuite/thumb_branch_range.t: Ditto.
4602
b487ad64
ST		 46032010-02-20 Sriraman Tallam <tmsriram@google.com>
4604
4605 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4606 Add reloc offset information.
4607 * icf.cc (get_section_contents): Change iterators to point to the new
4608 vectors. Add reloc offset information to the contents.
4609 * icf.h (Icf::Sections_reachable_info): New typedef.
4610 (Icf::Sections_reachable_list): New typedef.
4611 (Icf::Offset_info): New typedef.
4612 (Icf::Reloc_info): New struct typedef.
4613 (Icf::Reloc_info_list): New typedef.
4614 (Icf::symbol_reloc_list): Delete method.
4615 (Icf::addend_reloc_list): Delete method.
4616 (Icf::section_reloc_list): Delete method.
4617 (Icf::reloc_info_list): New method.
4618 (Icf::reloc_info_list_): New member.
4619
f96accdf
DK		 46202010-02-19 Doug Kwan <dougkwan@google.com>
4621
4622 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4623 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4624 * arm.cc (Arm_relocation_functions): New forward declaration.
4625 (Target_arm::Target_arm): Initialize new data members
4626 got_mod_index_offset_ and tls_base_symbol_defined_.
4627 (Target_arm::Relocate::relocate_tls): New method.
4628 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4629 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4630 New methods.
4631 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4632 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4633 (Target_arm::got_mod_index_offset_,
4634 Target_arm::tls_base_symbol_defined_): New data members.
4635 (Target_arm::Scan::local, Target::Scan::global,
4636 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4637 relocations.
4638
c8761b9a
DK		 46392010-02-18 Doug Kwan <dougkwan@google.com>
4640
4641 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4642 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4643 text section as a parameter becuase some broken tools may not set
4644 the link in section header.
4645 (Target_arm::has_got_section): New method.
4646 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4647 without any mapping symbol as data only. Remove warning.
4648 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4649 link in its section header, try to discover the link by inspecting the
4650 REL31 relocation at the beginning of the section.
4651 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4652 in error message.
4653 (Target_arm::Scan::global): Treat any reference to the symbol
4654 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4655
21bb3914
ST		 46562010-02-12 Sriraman Tallam <tmsriram@google.com>
4657
4658 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4659 (Scan::global_reloc_may_be_function_pointer): New function.
4660 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4661 (Scan::global_reloc_may_be_function_pointer): New function.
4662 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4663 (Scan::global_reloc_may_be_function_pointer): New function.
4664 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4665 (Scan::global_reloc_may_be_function_pointer): New function.
4666 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4667 (Scan::global_reloc_may_be_function_pointer): New function.
4668 (Scan::possible_function_pointer_reloc): New function.
4669 (Target_x86_64::can_check_for_function_pointers): New function.
4670 * gc.h (gc_process_relocs): Scan relocation types to determine if
4671 function pointers were taken for targets that support it.
4672 * icf.cc (Icf::find_identical_sections): Include functions for
4673 folding in safe ICF whose pointer is not taken.
4674 * icf.h (Secn_fptr_taken_set): New typedef.
4675 (fptr_section_id_): New member.
4676 (section_has_function_pointers): New function.
4677 (set_section_has_function_pointers): New function.
4678 (check_section_for_function_pointers): New function.
4679 * options.h: Fix comment for safe ICF option.
4680 * target.h (can_check_for_function_pointers): New function.
4681 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4682 Modify icf_safe_test for X86-64.
4683 * testsuite/Makefile.in: Regenerate.
4684 * testsuite/icf_safe_so_test.cc: New file.
4685 * testsuite/icf_safe_so_test.sh: New file.
4686 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4687 (main): Change to take pointer to function kept_func_3.
4688 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4689 folding is done correctly for X86-64.
4690
0da6fa6c
DM		 46912010-02-12 David S. Miller <davem@davemloft.net>
4692
4693 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4694 is_symbolless parameter.
4695 (Output_reloc<SHT_REL>::is_symbolless): New.
4696 (Output_reloc<SHT_REL>::is_symbolless_): New.
4697 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4698 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4699 (Output_reloc<SHT_RELA>::is_symbolless): New.
4700 (Output_data_reloc::add_global): Handle is_symbolless.
4701 (Output_data_reloc::add_global_relative): Likewise.
4702 (Output_data_reloc::add_local): Likewise.
4703 (Output_data_reloc::add_local_relative): Likewise.
4704 (Output_data_reloc::add_symbolless_global_addend): New.
4705 (Output_data_reloc::add_symbolless_local_addend): New.
4706 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4707 is_symbolless.
4708 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4709 instead of ->is_relative_
4710 (Output_reloc::write): Likewise.
4711 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4712 (Output_reloc::write_rel): Simplify.
4713
4714 * sparc.cc (Target_sparc::Scan::local): Use
4715 ->add_symbolless_local_addend as needed.
4716 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4717 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4718 based upon relocation offset.
4719
e4782e83
DK		 47202010-02-11 Doug Kwan <dougkwan@google.com>
4721
4722 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4723 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4724 beginning of function.
4725 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4726 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4727 parameter is_32bit in calls to should_apply_static_reloc.
4728 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4729 (check_DATA): Add arm_abs_global.stdout.
4730 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4731 arm_abs_global.stdout): New rules.
4732 (MOSTLLYCLEANFILES): Add arm_abs_global
4733 * Makefile.in: Regenerate.
4734 * testsuite/arm_abs_global.s: New file.
4735 * testsuite/arm_abs_global.sh: Ditto.
4736 * testsuite/arm_abs_lib.s: Ditto.
4737
93ceb764
ILT		 47382010-02-11 Ian Lance Taylor <iant@google.com>
4739
4740 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4741 Read_relocs task.
4742 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4743 Allocate_commons_task first.
4744 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4745 task, rather than symtab_lock_.
4746 (Gc_process_relocs::~Gc_process_relocs): New function.
4747 (Gc_process_relocs::is_runnable): Check this_blocker_.
4748 (Gc_process_relocs::locks): Use next_blocker_ rather than
4749 blocker_.
4750 (Scan_relocs::~Scan_relocs): New function.
4751 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4752 symtab_lock_.
4753 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4754 next_blocker_.
4755 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4756 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4757 constructor accordingly.
4758 (class Gc_process_relocs): Likewise.
4759 (class Scan_relocs): Likewise.
4760 * common.h (class Allocate_commons_task): Remove symtab_lock_
4761 field, and corresponding constructor parameter.
4762 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4763 symtab_lock_.
4764 (Allocate_commons_task::locks): Likewise.
4765
114dfbe1
ILT		 47662010-02-11 Ian Lance Taylor <iant@google.com>
4767
4768 * gold-threads.h (class Once): Define.
4769 (class Initialize_lock): Rewrite as child of Once.
4770 * gold-threads.cc (class Once_initialize): Define.
4771 (once_pointer_control): New static variable.
4772 (once_pointer, once_arg): New static variables.
4773 (c_run_once): New static function.
4774 (Once::Once, Once::run_once, Once::internal_run): New functions.
4775 (class Initialize_lock_once): Remove.
4776 (initialize_lock_control): Remove.
4777 (initialize_lock_pointer): Remove.
4778 (initialize_lock_once): Remove.
4779 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4780 (Initialize_lock::initialize): Rewrite.
4781 (Initialize_lock::do_run_once): New function.
4782 * archive.cc (Archive::interpret_header): Only clear name if it is
4783 not already empty.
4784 * fileread.cc: Include "gold-threads.h"
4785 (file_counts_lock): New static variable.
4786 (file_counts_initialize_lock): Likewise.
4787 (File_read::release): Only increment counts when using --stats.
4788 Use a lock around the increment.
4789 * parameters.cc (class Set_parameters_target_once): Define.
4790 (set_parameters_target_once): New static variable.
4791 (Parameters::Parameters): Move here from parameters.h.
4792 (Parameters::set_target): Rewrite.
4793 (Parameters::set_target_once): New function.
4794 (Parameters::clear_target): Move here and rewrite.
4795 * parameters.h (class Parameters): Update declarations. Add
4796 set_parameters_target_once_ field.
4797 (Parameters::Parameters): Move to parameters.cc.
4798 (Parameters::clear_target): Likewise.
4799 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4800 task.
4801 (Start_group::~Start_group): New function.
4802 (Start_group::is_runnable): New function.
4803 (Start_group::locks, Start_group::run): New functions.
4804 (Finish_group::run): Change saw_undefined to size_t.
4805 * readsyms.h (class Start_group): Define.
4806 (class Finish_group): Change saw_undefined_ field to size_t.
4807 (Finish_group::Finish_group): Remove saw_undefined and
4808 this_blocker parameters. Change all callers.
4809 (Finish_group::set_saw_undefined): New function.
4810 (Finish_group::set_blocker): New function.
4811 * symtab.h (class Symbol_table): Change saw_undefined to return
4812 size_t. Change saw_undefined_ field to size_t.
4813 * target-select.cc (Set_target_once::do_run_once): New function.
4814 (Target_selector::Target_selector): Initialize set_target_once_
4815 field. Don't initialize lock_ and initialize_lock_ fields.
4816 (Target_selector::instantiate_target): Rewrite.
4817 (Target_selector::set_target): New function.
4818 * target-select.h (class Set_target_once): Define.
4819 (class Target_selector): Update declarations. Make
4820 Set_target_once a friend. Remove lock_ and initialize_lock_
4821 fields. Add set_target_once_ field.
4822
fa17a3f4
ILT		 48232010-02-10 Ian Lance Taylor <iant@google.com>
4824
4825 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4826 queueing any tasks.
4827 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4828 (queue_middle_tasks): Add all blockers before queueing any tasks.
4829 (queue_final_tasks): Likewise.
4830 * token.h (Task_token::add_blockers): New function.
4831 * object.h (Input_objects::number_of_relobjs): New function.
4832
c7177d31
ILT		 48332010-02-10 Ian Lance Taylor <iant@google.com>
4834
5de0e392
ILT		 4835 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4836 shared, not if not position independent.
4837 * x86_64.cc (Relocate::relocate_tls): Likewise.
4838 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4839 (tls_pie_pic_test): New target.
4840 * testsuite/Makefile.in: Rebuild.
4841
c7177d31
ILT		 4842 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4843 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4844 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4845 * testsuite/Makefile.in: Rebuild.
4846
684b268a
DM		 48472010-02-09 David S. Miller <davem@davemloft.net>
4848
4849 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4850 R_SPARC_RELATIVE using ->add_local_relative().
4851 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4852
612a8d3d
DM		 4853 * output.h (Output_data_dynamic::add_section_size): New method
4854 that takes two Output_data objects.
4855 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4856 entry param. Handle it in initializers.
4857 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4858 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4859 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4860 arg.
4861 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4862 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4863 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4864 for dynrel_includes_plt.
4865 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4866 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4867 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4868 before .rela.plt
4869 (Target_sparc::do_finalize_sections): Update to pass true for
4870 dynrel_includes_plt.
4871 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4872 output before .rela.plt
4873 (Target_powerpc::do_finalize_sections): Update to pass true for
4874 dynrel_includes_plt when 32-bit.
4875
cb1be87e
DK		 48762010-02-08 Doug Kwan <dougkwan@google.com>
4877
4878 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4879 method.
4880 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4881 Arm_relobj::scan_section_for_cortex_a8_stubs,
4882 Arm_relobj::do_relocation_section): Instead of calling
4883 Output_section::output_address, use faster
4884 Arm_relobj::simple_input_section_output_address.
4885
705b5121
DM		 48862010-02-08 David S. Miller <davem@davemloft.net>
4887
4888 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4889 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4890 relocation helper function.
4891
024c4466
DM		 4892 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4893 just like R_SPARC_GOT{10,13,22}.
4894 (Target_sparc::Scan::local): Likewise.
4895 (Target_sparc::Relocate:relocate): Likewise.
4896
9109c078
ILT		 48972010-02-06 Ian Lance Taylor <iant@google.com>
4898
4899 * configure.ac: Rewrite targetobjs duplicate removal code to use
4900 only shell constructs.
4901 * configure: Rebuild.
4902
cf846138
DK		 49032010-02-05 Doug Kwan <dougkwan@google.com>
4904
4905 PR 11247
4906 * arm.cc (Arm_relobj::section_is_scannable): New method.
4907 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4908 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4909
6cfaf60b
DK		 49102010-02-04 Doug Kwan <dougkwan@google.com>
4911
4912 PR 11247
4913 * arm-reloc-property.cc (cstdio): Include.
4914 * configure.ac (targetobjs): Remove duplicates.
4915 * configure: Regenerate.
4916 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4917 big and little endian version for a given address size.
4918
5c57f1be
DK		 49192010-02-03 Doug Kwan <dougkwan@google.com>
4920
4921 * arm-reloc-property.cc
4922 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4923 definition.
4924 * arm-reloc-property.h
4925 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4926 New method definition.
4927 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4928 declaration.
4929 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4930 overflow to N.
4931 (GOT_PREL): Change implemented to Y.
4932 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4933 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4934 (Arm_relocate_functions::movw_abs_nc): Remove method.
4935 (Arm_relocate_functions::movt_abs): Ditto.
4936 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4937 (Arm_relocate_functions::thm_movt_abs): Ditto.
4938 (Arm_relocate_functions::movw_rel_nc): Ditto.
4939 (Arm_relocate_functions::movw_rel): Ditto.
4940 (Arm_relocate_functions::movt_rel): Ditto.
4941 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4942 (Arm_relocate_functions:thm_movw_rel): Ditto.
4943 (Arm_relocate_functions:thm_movt_rel): Ditto.
4944 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4945 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4946 New method definitions.
4947 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4948 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4949 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4950 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4951 (Target_arm::Relocate::relocate): Check for non-static or
4952 unimplemented relocation code and exit early. Change calls to
4953 Target_arm::reloc_uses_thumb_bit and
4954 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4955 instead. Refactor code to handle similar relocations to increase
4956 code sharing. Remove check for unsupported relocation code in switch
4957 statement.
4958 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4959 relocation property table to find out size. Change error message to
4960 print out the name of a relocation code instead of the numeric value.
4961 (Target_arm::scan_reloc_for_stub): Use relocation property table
4962 instead of calling Target_arm::reloc_uses_thumb_bit().
4963
218c5831
DK		 49642010-02-02 Doug Kwan <dougkwan@google.com>
4965
4966 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4967 types of relaxed input section.
4968
0d31c79d
DK		 49692010-02-02 Doug Kwan <dougkwan@google.com>
4970
4971 * Makefile.am (HFILES): Add arm-reloc-property.h.
4972 (DEFFILES): New.
4973 (TARGETSOURCES): Add arm-reloc-property.cc
4974 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4975 (libgold_a_SOURCES): $(DEFFILES)
4976 * Makefile.in: Regenerate.
4977 * arm-reloc-property.cc: New file.
4978 * arm-reloc-property.h: New file.
4979 * arm-reloc.def: New file.
4980 * arm.cc: Update comments.
4981 (arm-reloc-property.h): New included header.
4982 (arm_reloc_property_table): New global variable.
4983 (Target_arm::do_select_as_default_target): New method definition.
4984 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4985 arm-reloc-property to targ_extra_obj.
4986 * parameters.cc (set_parameters_target): Call
4987 Target::select_as_default_target().
4988 * target.h (Target::select_as_default_target): New method definition.
4989 (Target::do_select_as_default_target): Same.
4990
546c7457
DK		 49912010-02-01 Doug Kwan <dougkwan@google.com>
4992
4993 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4994 first_output_text_section_.
4995 (Arm_exidx_fixup::first_output_text_section): New method definition.
4996 (Arm_exidx_fixup::first_output_text_section_): New data member.
4997 (Arm_exidx_fixup::process_exidx_section): Record the first text
4998 output section seen.
4999 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5000 and entsize in output section header.
5001
11b861d5
DK		 50022010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5003
5004 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5005 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5006 (Arm_relocate_functions::thm_alu11): New Method.
5007 (Arm_relocate_functions::thm_pc8): New Method.
5008 (Arm_relocate_functions::thm_pc12): New Method.
5009 (Target_arm::Scan::local): Handle the relocations.
5010 (Target_arm::Scan::global): Likewise.
5011 (Target_arm::Relocate::relocate): Likewise.
5012 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5013
c9a2c125
DK		 50142010-01-29 Doug Kwan <dougkwan@google.com>
5015
5016 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5017 of relocation types as ld.
5018
1521477a
DK		 50192010-01-29 Doug Kwan <dougkwan@google.com>
5020
5021 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5022 to public.
5023 (Arm_relocate_functions::thumb_branch_common): Ditto.
5024 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5025 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5026 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5027 Arm_relocate_functions::jump24): Remove.
5028 (Target_arm::Relocate::relocate): Adjust code to call
5029 Arm_relocation_functions::arm_branch_common and
5030 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5031 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5032
e7eca48c
DK		 50332010-01-29 Doug Kwan <dougkwan@google.com>
5034
5035 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5036 output_local_symbol_count_needs_update_.
5037 (Arm_relobj::output_local_symbol_count_needs_update,
5038 Arm_relobj::set_output_local_symbol_count_needs_update,
5039 Arm_relobj::update_output_local_symbol_count): New methods.
5040 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5041 member.
5042 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5043 of pointed function as in a R_ARM_PREL31 relocation.
5044 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5045 for output local symbol count updating.
5046 (Target_arm::do_relax): Update output local symbol counts in objects
5047 if necessary.
5048 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5049
02961d7e
ILT		 50502010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5051
5052 * arm.cc: Added support for the ARM relocations:
5053 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5054 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5055 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5056 movw_prel_nc).
5057 (Arm_relocate_functions::movw_rel): New method.
5058 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5059 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5060 thm_movw_prel_nc).
5061 (Arm_relocate_functions::thm_movw_rel): New method.
5062 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5063 thm_movt_prel).
5064 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5065 relocations.
5066 (Target_arm::Scan::global): Likewise.
5067 (Target_arm::Relocate::relocate): Likewise.
5068 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5069 Likewise.
5070
b10d2873
ILT		 50712010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5072
5073 * arm.cc: Added support for ARM group relocations.
5074 (Target_arm::reloc_needs_sym_origin): New method.
5075 (Arm_relocate_functions::calc_grp_kn): New method.
5076 (Arm_relocate_functions::calc_grp_residual): New method.
5077 (Arm_relocate_functions::calc_grp_gn): New method.
5078 (Arm_relocate_functions::arm_grp_alu): New Method.
5079 (Arm_relocate_functions::arm_grp_ldr): New Method.
5080 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5081 (Arm_relocate_functions::arm_grp_ldc): New Method.
5082 (Target_arm::Scan::local): Handle the ARM group relocations.
5083 (Target_arm::Scan::global): Likewise.
5084 (Target_arm::Relocate::relocate): Likewise.
5085 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5086 Likewise.
5087
2b328d4e
DK		 50882010-01-26 Doug Kwan <dougkwan@google.com>
5089
5090 * arm.cc (set): Include.
5091 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5092 pointer type.
5093 (Arm_output_section::Text_section_list): New type.
5094 (Arm_output_section::append_text_sections_to_list): New method.
5095 (Arm_output_section::fix_exidx_coverage): Ditto.
5096 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5097 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5098 Relobj::set_section_offset() instead of
5099 Sized_relobj::invalidate_section_offset().
5100 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5101 parameter for section headers. Ignore relocation sections for
5102 unallocated sections and EXIDX sections.
5103 (Target_arm::fix_exidx_coverage): New method.
5104 (Target_arm::output_section_address_less_than): New type.
5105 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5106 linked text section instead of the EXIDX section.
5107 (Arm_output_section::create_stub_group): Add an assertion to check
5108 that this is not an EXIDX output section.
5109 (Arm_output_section::append_text_sections_to_list): New method.
5110 (Arm_output_section::fix_exidx_coverage): Ditto.
5111 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5112 Arm_relobj::section_needs_reloc_stub_scanning.
5113 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5114 first pass.
5115 (Target_arm::fix_exidx_coverage): New method.
5116 * object.h (Relobj::set_output_section): New method.
5117 (Sized_relobj::invalidate_section_offset): Remove method.
5118 (Sized_relobj::do_invalidate_section_offset): Remove method.
5119 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5120
c7f3c371
DK		 51212010-01-25 Doug Kwan <dougkwan@google.com>
5122
5123 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5124 Fix warning due to signed and unsigned comparison on a 32-bit host.
5125
8923b24c
DK		 51262010-01-22 Doug Kwan <dougkwan@google.com>
5127
5128 * arm.cc (Target_arm::do_relax): Record an output section for section
5129 offset adjustment it contains any stub table that has changed.
5130 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5131 offsets in an output section if necessary.
5132 * output.cc (Output_section::Output_section): Initialize
5133 section_offsets_need_adjustments_.
5134 (Output_section::add_input_section_for_script): Renamed to
5135 Output_section::add_simple_input_section.
5136 (Output_section::save_states): Add a comment.
5137 (Output_section::discard_states): New method defintion.
5138 (Output_section::adjust_section_offsets): Same.
5139 * output.h (Output_section::add_input_section_for_script): Renamed to
5140 Output_section::add_simple_input_section.
5141 (Output_section::discard_states): New method declaration.
5142 (Output_section::adjust_section_offsets): Same.
5143 (Output_section::section_offsets_need_adjustment,
5144 Output_section::set_section_offsets_need_adjustment): New method
5145 definitions.
5146 (Output_section::section_offsets_need_adjustment_): New data member.
5147 * script-sections.cc
5148 (Output_section_element_input::set_section_address): Adjust code for
5149 renaming of Output_section::add_input_section_for_script.
5150 (Orphan_output_section::set_section_address): Same.
5151
9b2fd367
DK		 51522010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5153
5154 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5155 Fix_v4bx enum values .
5156 * gold/options.h (General_options): New option definitions.
5157 (General_options::fix_v4bx): New method.
5158 (General_options::Fix_v4bx): New enum.
5159 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5160 (General_options::parse_fix_v4bx_interworking): New method.
5161
80d0d023
DK		 51622010-01-22 Doug Kwan <dougkwan@google.com>
5163
5164 * arm.cc (Arm_exidx_fixup): New class.
5165
af2cdeae
DK		 51662010-01-21 Doug Kwan <dougkwan@google.com>
5167
5168 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5169 classes.
5170 (Arm_exidx_section_offset_map): New type.
5171
993d07c1
DK		 51722010-01-21 Doug Kwan <dougkwan@google.com>
5173
5174 * arm.cc (Arm_exidx_input_section): New class.
5175 (Arm_relobj::exidx_input_section_by_link,
5176 Arm_relobj::exidx_input_section_by_shndx,
5177 Arm_relobj::make_exidx_input_section): New methods.
5178 (read_arm_attributes_section): Remove.
5179 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5180 information about them.
5181 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5182 to here.
5183
5ac169d4
DK		 51842010-01-20 Doug Kwan <dougkwan@google.com>
5185
5186 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5187 Input_section_specifier to Section_id.
5188 (Target_arm::new_arm_input_section: Adjust code for change of key
5189 type.
5190 (Target_arm::find_arm_input_section): Ditto.
5191 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5192 (Section_id): Remove.
5193 (Garbage_collection::Section_id_hash): Remove.
5194 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5195 (Section_id): Remove.
5196 (Icf::Section_id_hash): Remove.
5197 * object.h (Section_id, Const_section_id, Section_id_hash,
5198 Const_section_id_hash): New type definitions.
5199 * output.cc (Output_section::add_relaxed_input_section): Change to
5200 use Const_section_id instead of Input_section_specifier as key type.
5201 (Output_section::add_merge_input_section): Ditto.
5202 (Output_section::build_relaxation_map): Change to use Section_id
5203 instead of Input_section_specifier as key type.
5204 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5205 Ditto.
5206 (Output_section::convert_input_sections_to_relaxed_sections): Change
5207 to use Const_section_id instead of Input_section_specifier as key type.
5208 (Output_section::find_merge_section): Ditto.
5209 (Output_section::find_relaxed_input_section): Ditto.
5210 * output.h (Input_section_specifier): Remove class.
5211 (Output_section::Output_section_data_by_input_section_map): Change
5212 key type to Const_section_id.
5213 (Output_section::Output_relaxed_input_section_by_input_section_map):
5214 Ditto.
5215 (Output_section::Relaxation_map): Change key type to Section_id.
5216
a2162063
ILT		 52172010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5218
5219 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5220 (class Arm_v4bx_stub): New class.
5221 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5222 (Stub_factory::make_arm_v4bx_stub): New method.
5223 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5224 (Stub_table::empty): Handle v4bx stubs.
5225 (Stub_table::add_arm_v4bx_stub): New method.
5226 (Stub_table::find_arm_v4bx_stub): New method.
5227 (Arm_relocate_functions::v4bx): New method.
5228 (Target_arm::fix_v4bx): New method.
5229 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5230 (Stub_table::relocate_stubs): Likewise.
5231 (Stub_table::do_write): Likewise.
5232 (Stub_table::update_data_size_and_addralign): Likewise.
5233 (Stub_table::finalize_stubs): Likewise.
5234 (Target_arm::Scan::local): Likewise.
5235 (Target_arm::Scan::global): Likewise.
5236 (Target_arm::do_finalize_sections): Likewise.
5237 (Target_arm::Relocate::relocate): Likewise.
5238 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5239 Likewise.
5240 (Target_arm::scan_reloc_for_stub): Likewise.
5241 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5242
5696ab0b
ILT		 52432010-01-19 Ian Lance Taylor <iant@google.com>
5244
5245 * output.cc (Output_section_headers::do_sized_write): Write large
5246 segment count to sh_info field.
5247 (Output_file_header::do_sized_write): For large segment count,
5248 write PN_XNUM to e_phnum field.
5249
800d0f56
ILT		 52502010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5251
5252 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5253 (Arm_relocate_functions::thm_jump8): New function.
5254 (Arm_relocate_functions::thm_jump11): New function.
5255 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5256 R_ARM_THM_JUMP11.
5257 (Target_arm::Scan::global): Likewise.
5258 (Target_arm::Relocate::relocate): Likewise.
5259 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5260 Likewise.
5261
41263c05
DK		 52622010-01-14 Doug Kwan <dougkwan@google.com>
5263
5264 * arm.cc (map, utility): Include headers.
5265 (Target_arm::apply_cortex_a8_workaround): New method.
5266 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5267 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5268 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5269 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5270 the --[no-]fix-cortex-a8 command line options.
5271 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5272 (Target_arm::relocate_stub): Use addend in instruction template.
5273 * options.h (DEFINE_bool): Set the user-set flag.
5274 (General_options): Add --[no-]-fix-cortex options.
5275 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5276 : Update fast look-up map after conversion.
41263c05 5277
459e9b03
ST		 52782010-01-14 Sriraman Tallam <tmsriram@google.com>
5279
5280 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5281 in the first pass of do_layout.
5282
b521dfe4
DK		 52832010-01-13 Doug Kwan <dougkwan@google.com>
5284
5285 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5286 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5287 apparent compiler problem of not folding static constant integral
5288 data members of elfcpp::Elf_sizes<32>.
5289
44272192
DK		 52902010-01-13 Doug Kwan <dougkwan@google.com>
5291
5292 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5293 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5294 Arm_relobj::scan_section_for_cortex_a8_erratum,
5295 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5296 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5297 sections to scan for relocation stubs into a new method
5298 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5299 relocation and Cortex-A8 stub scanning.
5300 (Target_arm::do_relax): Force stubs to be after stubbed sections
5301 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5302 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5303 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5304
44b71ece
ILT		 53052010-01-12 Ian Lance Taylor <iant@google.com>
5306
5307 * target-reloc.h (visibility_error): New inline function.
5308 (relocate_section): Call visibility_error.
5309 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5310 (MOSTLYCLEANFILES): Likewise.
5311 (protected_4_pic.o, protected_3.err): New targets.
5312 * testsuite/protected_4.cc: New file.
5313
a120bc7f
DK		 53142010-01-12 Doug Kwan <dougkwan@google.com>
5315
5316 * arm.cc (Cortex_a8_reloc): New class.
5317 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5318 and cortex_a8_relocs_info_.
5319 (Target_arm::fix_cortex_a8): New method definition.
5320 (Target_arm::Cortex_a8_relocs_info): New type.
5321 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5322 New data member declarations.
5323 (Target_arm::scan_reloc_for_stub): Record information about
5324 relocations for THUMB branches that might be exempted from the
5325 Cortex-A8 workaround.
5326 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5327 at the beginning of a relaxation pass.
5328
20138696
DK		 53292010-01-12 Doug Kwan <dougkwan@google.com>
5330
5331 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5332 (Arm_relobj::Mapping_symbol_position,
5333 Arm_reloj::Mapping_symbol_position_less,
5334 Arm_relobj::Mapping_symbols_info): New types.
5335 (Target_arm::is_mapping_symbol_name): New method definition.
5336 (Arm_relobj::do_count_local_symbols): Save information about mapping
5337 symbols.
5338
089d69dc
DK		 53392010-01-11 Doug Kwan <dougkwan@google.com>
5340
5341 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5342 Arm_relocate_functions::thumb32_branch_upper,
5343 Arm_relocate_functions::thumb32_branch_lower,
5344 Arm_relocate_functions::thumb32_cond_branch_offset,
5345 Arm_relocate_functions::thumb32_cond_branch_upper,
5346 Arm_relocate_functions::thumb32_cond_branch_lower,
5347 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5348 branch offset encoding.
5349 (Arm_relocate_functions::thumb_branch_common): Use new branch
5350 offset encoding methods to avoid code duplication.
5351 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5352 (Stub_addend_reader::operator()): Use new branch encoding method
5353 to avoid code duplication.
5354
99e5bff2
DK		 53552010-01-11 Doug Kwan <dougkwan@google.com>
5356
5357 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5358 (Target_arm::do_finalize_sections): Define special EXIDX section
5359 symbols only if referenced.
5360 * gc.h (Garbage_collection::add_reference): New method.
5361 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5362 code duplication.
5363
98e090bd
ILT		 53642010-01-11 Ian Lance Taylor <iant@google.com>
5365
d0a91bd8
ILT		 5366 * script.cc (Version_script_info::build_expression_list_lookup):
5367 Change complaing about duplicate wildcard match from error to
5368 warning.
5369
98e090bd
ILT		 5370 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5371 of 2009-12-30.
5372 (Version_script_info::Version_script_info): Initialize globs_,
5373 default_version_, default_is_global_, and exact_. Don't
5374 initialize globals_ or locals_.
5375 (Version_script_info::build_lookup_tables): Build local symbols
5376 first.
5377 (Version_script_info::unquote): New function.
5378 (Version_script_info::add_exact_match): New function.
5379 (Version_script_info::build_expression_list_lookup): Remove lookup
5380 parameter. Add is_global parameter. Change all callers. Handle
5381 wildcard pattern specially. Unquote pattern. Call
5382 add_exact_match.
5383 (Version_script_info::get_name_to_match): New function.
5384 (Version_script_info::get_symbol_version): New function.
5385 (Version_script_info::get_symbol_version_helper): Remove.
5386 (Version_script_info::check_unmatched_names): Call unquote.
5387 * script.h (class Version_script_info): Change get_symbol_version
5388 to be non-inline and add is_global parameter; change all callers.
5389 Rewrite symbol_is_local. Update declarations. Define struct
5390 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5391 Remove globals_ and locals_ members. Add exact_, globs_,
5392 default_version_, is_global_.
5393 (Version_script_info::Glob): Remove pattern, add expression and
5394 is_global. Update constructor. Change all callers.
5395 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5396 default version.
5397 (Versions::symbol_section_contents): If a symbol is undefined, or
5398 defined in a dynamic object, set the version index to
5399 VER_NDX_LOCAL.
5400 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5401 symbol_is_local.
5402 (Symbol_table::add_from_pluginobj): Likewise.
5403 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5404
d56962d3
DK		 54052010-01-11 Doug Kwan <dougkwan@google.com>
5406
5407 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5408 (incremental_dump_LDADD): Add linking option for libintl.
5409 * Makefile.in: Regenerate.
5410
94e6ee91
L		 54112010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5412
5413 PR gold/11144
5414 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5415 instead of -Ds.
5416 * testsuite/Makefile.in: Regenerated.
5417
e96c574b
DK		 54182010-01-10 Doug Kwan <dougkwan@google.com>
5419
5420 * options.h (DEFINE_var): Use parentheses around argument varname__
5421 in macro body to avoid any unintended subsequent substitutions.
5422
7198066b
ILT		 54232010-01-10 Ian Lance Taylor <iant@google.com>
5424
ba4d53bf
ILT		 5425 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5426 candidates before doing symbol resolution.
5427
7198066b
ILT		 5428 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5429 ODR candidates if only one is weak.
5430
a2beed37
ILT		 54312010-01-08 Ian Lance Taylor <iant@google.com>
5432
5433 * script.cc (Version_script_info::build_expression_list_lookup):
5434 Don't warn about ambiguous version, just record the ambiguity.
5435 (Version_script_info::get_symbol_version_helper): Give error if
5436 version is ambiguous.
5437
2fb7225c
DK		 54382010-01-08 Doug Kwan <dougkwan@google.com>
5439
5440 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5441 prev_data_size_ and prev_addralign_. Remove initializer for
5442 deleted data member has_been_changed_.
5443 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5444 to determine if the table is empty.
5445 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5446 Remove.
5447 (Stub_table::add_reloc_stub): Define method in class definition
5448 instead of just declaring it there.
5449 (Stub_table::add_cortex_a8_stub): New method definition.
5450 (Stub_table::update_data_size_and_addralign): Ditto.
5451 (Stub_table::finalize_stubs): Ditto.
5452 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5453 (Stub_table::do_addralign_): Return address alignment in the
5454 (Stub_table::do_reset_address_and_file_offset): Define method in
5455 class definition instead of declaring it there. Set current data
5456 size to be the data size of the previous pass.
5457 (Stub_table::set_final_data_size): Use current data size as the
5458 final data size.
5459 (Stub_table::relocate_stub): Change parameter type of stub from
5460 Reloc_stub pointer to Stub pointer.
5461 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5462 (Stub_table::Cortex_a8_stub_list): New typedef.
5463 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5464 Stub_table::prev_addralign_): New data member.
5465 (Arm_relobj::Arm_relobj): Initialize data member
5466 section_has_cortex_a8_workaround_.
5467 (Arm_relobj::section_has_cortex_a8_workaround,
5468 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5469 definitions.
5470 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5471 declarations.
5472 (Target_arm::relocate_stub): Change parameter type of stub from
5473 Reloc_stub pointer to Stub pointer.
5474 (Insn_template::size, Insn_template::alignment): Handle
5475 THUMB16_SPECIAL_TYPE.
5476 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5477 Stub_table::update_data_size_and_addralign,
5478 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5479 definitions.
5480 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5481 (Stub_table::do_write): Ditto.
5482 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5483
880cd20d
ILT		 54842010-01-08 Ian Lance Taylor <iant@google.com>
5485
5486 PR 11108
5487 * symtab.h (class Symbol): Remove fields is_target_special_ and
5488 has_plt_offset_. Add field is_defined_in_discarded_section_.
5489 (Symbol::is_defined_in_discarded_section): New function.
5490 (Symbol::set_is_defined_in_discarded_section): New function.
5491 (Symbol::has_plt_offset): Rewrite.
5492 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5493 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5494 Don't initialize is_target_special_ or has_plt_offset_.
5495 Initialize is_defined_in_discarded_section_.
5496 (Symbol_table::add_from_relobj): If appropriate, set
5497 is_defined_in_discarded_section.
5498 * resolve.cc (Symbol::override_base_with_special): Don't test
5499 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5500 * target-reloc.h (relocate_section): Do special handling for
5501 symbols defined in discarded sections for global symbols as well
5502 as local symbols.
5503
2703e3eb
ILT		 55042010-01-08 Ian Lance Taylor <iant@google.com>
5505
5506 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5507 the SHT_SYMTAB case.
5508
339d40a3
ILT		 55092010-01-08 Ian Lance Taylor <iant@google.com>
5510
5511 * object.cc (Sized_relobj::do_layout): Don't get confused if
5512 layout_eh_frame returns NULL.
5513
abecea76
ILT		 55142010-01-08 Ian Lance Taylor <iant@google.com>
5515
5516 PR 11084
5517 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5518 dynamic symbol table, use the normal symbol table.
5519 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5520 symbol table.
5521
6b7dd3f3
ILT		 55222010-01-08 Ian Lance Taylor <iant@google.com>
5523
5524 PR 11072
5525 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5526 sections.
5527
36c50e63
L		 55282010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5529
5530 * version.cc (print_version): Change to "Copyright 2010".
5531
e291e7b9
ILT		 55322010-01-08 Ian Lance Taylor <iant@google.com>
5533
5534 PR 10287
5535 PR 11063
5536 * i386.cc (class Target_i386): Change return type of plt_section
5537 to be non-const.
5538 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5539 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5540 tls_desc_rel_ field.
5541 (Output_data_plt_i386::rel_tls_desc): New function.
5542 (Target_i386::rel_tls_desc_section): New function.
5543 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5544 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5545 R_386_TLS_DESC reloc in rel_tls_desc_section.
5546 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5547 Define struct Tlsdesc_info.
5548 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5549 (Target_x86_64::do_reloc_symbol_index): New function.
5550 (Target_x86_64::add_tlsdesc_info): New function.
5551 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5552 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5553 tlsdesc_rel_ field.
5554 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5555 all callers.
5556 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5557 (Target_x86_64::rela_tlsdesc_section): New function.
5558 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5559 handling.
5560 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5561 (Target_x86_64::do_reloc_addend): New function.
5562 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5563 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5564 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5565 (Output_reloc::type): New function.
5566 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5567 (Output_reloc::is_target_specific): New function.
5568 (Output_reloc::target_arg): New function.
5569 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5570 absolute relocs and target specific relocs.
5571 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5572 add_target_specific.
5573 (class Output_data_reloc) [SHT_RELA]: Likewise.
5574 * output.cc (Output_reloc::Output_reloc): Add four new versions
5575 for absolute relocs and target specific relocs.
5576 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5577 (Output_reloc::get_symbol_index): Likewise.
5578 (Output_reloc::local_section_offset): Check that local_sym_index_
5579 is not TARGET_CODE or 0.
5580 (Output_reloc::symbol_value): Likewise.
5581 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5582 reloc.
5583 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5584 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5585 functions.
5586 * layout.cc (add_target_dynamic_tags): Use output section for
5587 DT_PLTRELSZ and DT_JMPREL.
5588
3a44184e
ILT		 55892010-01-07 Ian Lance Taylor <iant@google.com>
5590
5591 PR 11061
5592 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5593 function.
5594 (class Output_data_reloc_generic): Define.
5595 (class Output_data_reloc_base): Change base class to
5596 Output_data_reloc_generic. Change add() method to call
5597 bump_relative_reloc_count for a relative reloc. Remove
5598 sort_relocs_ field.
5599 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5600 to sort_relocs().
5601 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5602 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5603 appropriate.
5604 * layout.h (class Layout): Update declaration.
5605
ea715a34
ILT		 56062010-01-07 Ian Lance Taylor <iant@google.com>
5607
5608 * output.h (class Output_data): Add const version of
5609 output_section and do_output_section.
5610 (class Output_section_data): Add const version of
5611 do_output_section.
5612 (class Output_section): Likewise.
5613 * layout.cc (Layout::add_target_dynamic_tags): New function.
5614 * layout.h (class Layout): Update declarations.
5615 * arm.cc (Target_arm::do_finalize_sections): Use
5616 add_target_dynamic_tags.
5617 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5618 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5619 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5620 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5621
659948a4
ILT		 56222010-01-07 Ian Lance Taylor <iant@google.com>
5623
5624 PR 11042
5625 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5626 object as needed.
5627
9d3b86f6
ILT		 56282010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5629 Ian Lance Taylor <iant@google.com>
5630
5631 PR 11019
5632 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5633 Xindex::read_symtab_xindex.
5634
bb0d3eb0
DK		 56352010-01-07 Doug Kwan <dougkwan@google.com>
5636
5637 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5638 (Insn_template::thumb16_bcond_insn): New method declaration.
5639 (Insn_template): Fix spelling.
5640 (Stub::thumb16_special): New method declaration.
5641 (Stub::do_write): Define virtual method which was previously pure
5642 virtual.
5643 (Stub::do_thumb16_special): New method declaration.
5644 (Stub::do_fixed_endian_write): New template member.
5645 (Reloc_stub::do_write): Remove.
5646 (Reloc_stub::do_fixed_endian_write): Remove.
5647 (Cortex_a8_stub): New class definition.
5648 (Stub_factory::make_cortex_a8_stub): New method definition.
5649 (Stub_factory::Stub_factory): Add missing static storage class
5650 qualifier for elf32_arm_stub_a8_veneer_blx.
5651
ffeef7df
ILT		 56522010-01-07 Ian Lance Taylor <iant@google.com>
5653
dc3f80fe
ILT		 5654 PR 10980
5655 * options.h (class General_options): Add --warn-unresolved-symbols
5656 and --error-unresolved-symbols.
5657 * errors.cc (Errors::undefined_symbol): Implement
5658 --warn-unresolved-symbols.
5659
ffeef7df
ILT		 5660 * options.h (class General_options): Add -z text and -z textoff.
5661 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5662
f1ec9ded
ST		 56632010-01-06 Sriraman Tallam <tmsriram@google.com>
5664
5665 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5666 (Garbage_collection::cident_sections): New function.
5667 (Garbage_collection::add_cident_section): New function.
5668 (Garbage_collection::cident_sections_): New member.
5669 (gc_process_relocs): Add references to sections whose names are C
5670 identifiers.
5671 * gold.h (cident_section_start_prefix): New constant.
5672 (cident_section_stop_prefix): New constant.
5673 (is_cident): New function.
5674 * layout.cc (Layout::define_section_symbols): Replace string constants
5675 with the newly defined constants.
5676 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5677 C identifiers.
5678 * testsuite/Makefile.am: Add gc_orphan_section_test.
5679 * testsuite/Makefile.in: Regenerate.
5680 * testsuite/gc_orphan_section_test.cc: New file.
5681 * testsuite/gc_orphan_section_test.sh: New file.
5682
6eda8c29
ILT		 56832010-01-06 Ian Lance Taylor <iant@google.com>
5684
b9674e17
ILT		 5685 PR 10980
5686 * options.h (class General_options): Add --warn-shared-textrel.
5687 * layout.cc (Layout::finish_dynamic_section): Implement
5688 --warn-shared-textrel.
5689
6eda8c29
ILT		 5690 PR 10980
5691 * options.h (class General_options): Add --warn-multiple-gp.
5692
32dcd44e
ILT		 56932010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5694
5695 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5696 $(THREADSLIB) and $(LIBDL).
5697 * Makefile.in: Rebuild.
5698
a192ba05
ILT		 56992010-01-06 Ian Lance Taylor <iant@google.com>
5700
5701 PR 10980
5702 * options.cc (General_options::parse_section_start): New function.
5703 (General_options::section_start): New function.
5704 (General_options::General_options): Initialize all members.
5705 * options.h: Include <map>
5706 (class General_options): Add --section-start. Add section_starts_
5707 member.
5708 * layout.cc (Layout::attach_allocated_section_to_segment): If
5709 --section-start was used, set the address of the segment. Remove
5710 local sort_sections.
5711 (Layout::relaxation_loop_body): If the address of the load segment
5712 has been set by --section-start, don't use it.
5713 * output.h (Output_segment::update_flags_for_output_section): New
5714 function.
5715 * output.cc (Output_segment::add_output_section): Call
5716 update_flags_for_output_section.
5717
dde3f402
ILT		 57182010-01-05 Ian Lance Taylor <iant@google.com>
5719
62dfdd4d
ILT		 5720 PR 10980
5721 * options.h (class General_options): Add --undefined-version.
5722 * script.cc (struct Version_expression): Add was_matched_by_symbol
5723 field.
5724 (Version_script_info::matched_symbol): New function.
5725 (Version_script_info::get_symbol_version_helper): Call
5726 matched_symbol.
5727 (Version_script_info::check_unmatched_names): New function.
5728 * script.h (class Version_script_info): Update declarations.
5729 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5730
9c4ae156
ILT		 5731 * options.h (class General_options): Use DEFINE_bool_alias for
5732 allow_multiple_definition.
5733 * resolve.cc (Symbol_table::should_override): Don't test
5734 allow_multiple_definition.
5735
dde3f402
ILT		 5736 PR 10980
5737 * options.h (class General_options): Add --cref.
5738 * main.cc (main): Print cref table if --cref. Don't close mapfile
5739 until after printing cref table.
5740 * cref.cc: Include "symtab.h".
5741 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5742 (Cref_table_compare::operator()): New function.
5743 (Cref_inputs::gather_cref): New function.
5744 (filecol): New static const.
5745 (Cref_inputs::print_cref): New function.
5746 (Cref::print_cref): New function.
5747 * cref.h: Include <cstdio>.
5748 (class Cref): Update declarations.
5749 * mapfile.h (Mapfile::file): New function.
5750 * object.h (class Object): Define Symbols. Declare virtual
5751 do_get_global_symbols.
5752 (Object::get_global_symbols): New function.
5753 * object.cc (Input_objects::add_object): Pass object to cref_ if
5754 --cref.
5755 (Input_objects::archive_start): Likewise.
5756 (Input_objects::archive_stop): Likewise.
5757 (Input_objects::print_cref): New function.
5758 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5759 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5760 --cref.
5761 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5762 function.
5763 * plugin.h (class Sized_pluginobj): Update declarations.
5764
8781f709
ILT		 57652010-01-05 Ian Lance Taylor <iant@google.com>
5766
5767 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5768 to is_default_version. Rename insdef to insdefault.
5769 (Symbol_table::add_from_relobj): Rename def to is_default_version
5770 and local to is_forced_local.
5771 (Symbol_table::add_from_pluginobj): Likewise.
5772 (Symbol_table::add_from_dynobj): Likewise.
5773 (Symbol_table::define_special_symbol): Rename insdef to
5774 insdefault.
5775
fe35d28d
ILT		 57762010-01-04 Ian Lance Taylor <iant@google.com>
5777
30bc8c46
ILT		 5778 PR 10980
5779 * options.h (class General_options): Add
5780 --allow-multiple-definition and -z muldefs.
5781 * resolve.cc (Symbol_table::should_override): Don't warn about a
5782 multiple symbol definition if --allow-multiple-definition or -z
5783 muldefs.
5784
7eaea549
ILT		 5785 PR 10980
5786 * options.h (class General_options): Add --add-needed and
5787 --copy-dt-needed-entries. Tweak --as-needed help entry.
5788 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5789 error if --copy-dt-needed-entries aka --add-needed is used and
5790 would cause a change in behaviour.
5791
fe35d28d
ILT		 5792 PR 10980
5793 * options.h (class General_options): Add -G as a short version of
5794 --shared. Add no-op options -assert, -g, and -i.
5795
55a2bb35
ST		 57962010-01-04 Sriraman Tallam <tmsriram@google.com>
5797
5798 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5799 check for .text or .gnu.linkonce.t sections.
5800 * icf.cc (Icf::find_identical_sections): Ditto.
5801 Change the detection for mangled function name within the section
5802 name.
5803 * icf.h (is_section_foldable_candidate): New function.
5804
719328e1
ILT		 58052009-12-30 Ian Lance Taylor <iant@google.com>
5806
5807 PR 10980
5808 * options.h (class General_options): Permit two dashes with
5809 --retain-symbols-file.
5810
d7bb5745
ILT		 58112009-12-30 Ian Lance Taylor <iant@google.com>
5812
403a15dd
ILT		 5813 PR 10979
5814 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5815 don't put the file header and segment headers in the text
5816 segment.
5817
eda294df
ILT		 5818 PR 10979
5819 * common.cc (Sort_commons::operator()): Stabilize sort when both
5820 entries are NULL.
5821 (Symbol_table::do_allocate_commons_list): When allocating common
5822 symbols, skip a symbol which is no longer common.
5823 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5824 an object before checking its type.
5825 * testsuite/common_test_2.c: New file.
5826 * testsuite/common_test_3.c: New file.
5827 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5828 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5829 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5830 (common_test_2_pic.o, common_test_2.so): New targets.
5831 (common_test_3_pic.o, common_test_3.so): New targets.
5832 * testsuite/Makefile.in: Rebuild.
5833
d7bb5745
ILT		 5834 PR 10979
5835 * script.cc (read_input_script): If we see a new SECTIONS clause,
5836 and we have added an input section, give an error.
5837 * layout.h (class Layout): Add have_added_input_section function.
5838 Add have_added_input_section_ field.
5839 * layout.cc (Layout::Layout): Initialize
5840 have_added_input_section_.
5841 (Layout::layout): Set have_added_input_section_.
5842 (Layout::layout_eh_frame): Likewise.
5843
fc59c572
ILT		 58442009-12-30 Ian Lance Taylor <iant@google.com>
5845
5846 PR 10931
5847 * options.h (class General_options): Add --sort-common option.
5848 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5849 * common.cc (Sort_common): Add sort_order parameter to
5850 constructor. Add sort_order_ field.
5851 (Sort_commons::operator): Check sort_order_.
5852 (Symbol_table::allocate_commons): Determine the sort order.
5853 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5854 Change all callers.
5855 (Symbol_table::do_allocate_commons_list): Likewise.
5856
1c74fab0
ILT		 58572009-12-30 Ian Lance Taylor <iant@google.com>
5858
5859 PR 10916
5860 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5861 symbols from this object, don't change the visibility of an
5862 undefined symbol.
5863 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5864
6affe781
ILT		 58652009-12-30 Ian Lance Taylor <iant@google.com>
5866
5867 PR 10861
5868 * script.h (class Version_script_info): Define Language enum.
5869 Update declarations. Define Glob, Exact, and Lookup types. Add
5870 new fields globals_, locals_, and is_finalized_.
5871 * script.cc: Various formatting fixes.
5872 (class Parser_closure): Change language_stack_ from a vector of
5873 std::string to one of Version_script_info::Language. Adjust all
5874 uses accordingly.
5875 (class Lazy_demangler): Remove.
5876 (struct Version_expression): Change language from std::string to
5877 Version_script_info::Language.
5878 (Version_script_info::Version_script_info): New function.
5879 (Version_script_info::~Version_script_info): Don't call clear.
5880 (Version_script_info::finalize): New function.
5881 (Version_script_info::build_lookup_tables): New function.
5882 (Version_script_info::build_expression_list_lookup): New
5883 function.
5884 (Version_script_info::get_symbol_version_helper): Rewrite to use
5885 lookup tables.
5886 (Version_script_info::print_expression_list): Adjust to use
5887 Version_script_info::Language.
5888 (script_push_lex_into_version_mode): Check that the version script
5889 has not been finalized.
5890 (version_script_push_lang): Change language string to
5891 Version_script_info::Language.
5892 * options.cc (Command_line::version_script): New function.
5893 * options.h (class General_options): Add finalize_dynamic_list
5894 function. Change version_script from declaration to definition.
5895 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5896 * testsuite/version_script.map: Remove duplicate def of foo.
5897 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5898 version_script.map.
5899 * testsuite/Makefile.in: Rebuild.
5900
818bf354
ILT		 59012009-12-30 Ian Lance Taylor <iant@google.com>
5902
5903 PR 10843
5904 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5905 if the input symbol index is 0, make the output symbol index 0.
5906
ebcc8304
ILT		 59072009-12-30 Ian Lance Taylor <iant@google.com>
5908
5909 PR 10670
5910 * options.h (class General_options): Add -x/--discard-all.
5911 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5912 --discard-all. If the local symbol needs a dynamic entry, check
5913 that before handling --discard-locals.
5914
176fe33f
ILT		 59152009-12-30 Ian Lance Taylor <iant@google.com>
5916
bb321bb1
ILT		 5917 PR 10450
5918 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5919 flags to PF_R.
5920 (Output_segment::add_output_section): Don't change the flags if
5921 the type is PT_TLS.
5922
176fe33f
ILT		 5923 PR 10450
5924 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5925 GNU hash table if they need a dynamic value. Otherwise, don't add
5926 them if they are defined in a dynamic object or are forced local.
5927
e8cd95c7
ILT		 59282009-12-29 Ian Lance Taylor <iant@google.com>
5929
1b81fb71
ILT		 5930 PR 10450
5931 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5932 .gnu.hash table for a 32-bit target.
5933
8d6d383d
ILT		 5934 PR 10450
5935 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5936 regular and a dynamic object only needs a dynamic symbol table
5937 entry if it is externally visible.
5938
e785ec03
ILT		 5939 PR 10450
5940 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5941 constructor. Add global_offset_table_ field.
5942 (Target_i386::got_section): Set global_offset_table_.
5943 (Target_i386::do_finalize_sections): Set global_offset_table_
5944 size.
5945 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5946 in constructor. Add global_offset_table_ field.
5947 (Target_x86_64::got_section): Set global_offset_table_.
5948 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5949 size.
5950
1a2dff53
ILT		 5951 * layout.cc (Layout::Layout): Initialize increase_relro_.
5952 (Layout::get_output_section): Add is_relro, is_last_relro, and
5953 is_first_non_relro parameters. Change all callers.
5954 (Layout::choose_output_section): Likewise.
5955 (Layout::add_output_section_data): Likewise.
5956 (Layout::make_output_section): Likewise.
5957 (Layout::set_segment_offsets): Clear increase_relro when using a
5958 linker script.
5959 * layout.h (class Layout): Add increase_relro method. Add
5960 increase_relro_ field. Update declarations.
5961 * output.cc (Output_section::Output_section): Initialize
5962 is_last_relro_ and is_first_non_relro_.
5963 (Output_segment::add_output_section): Group relro sections is
5964 do_sort is true. Handle is_last_relro and is_first_non_relro.
5965 (Output_segment::maximum_alignment): Remove relro handling.
5966 (Output_segment::set_section_addresses): Add increase_relro
5967 parameter. Change all callers. Add initial alignment to align
5968 relro sections on separate page. Remove old relro handling.
5969 (Output_segment::set_section_list_addresses): Remove in_relro
5970 parameter. Change all callers.
5971 (Output_segment::set_offset): Add increase parameter. Change all
5972 callers. Remove old relro handling.
5973 * output.h (class Output_section): Add new methods: is_last_relro,
5974 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5975 Add is_last_relro_ and is_first_non_relro_ fields.
5976 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5977 Create separate .got.plt section. Call increase_relro.
5978 * x86_64.cc (Target_x86_64::got_section): Likewise.
5979 * testsuite/relro_script_test.t: Add .got.plt.
5980
f0ba79e2
ILT		 5981 PR 10450
5982 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5983 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5984 (Layout::finalize): Call set_dynamic_symbol_size.
5985 (Layout::set_dynamic_symbol_size): New function.
5986 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5987 set_dynamic_symbol_size.
5988
e8cd95c7
ILT		 5989 PR 10450
5990 * output.h (class Output_section): Add is_entsize_zero_ field.
5991 * output.cc (Output_section::Output_section): Initialize
5992 is_entsize_zero_.
5993 (Output_section::set_entsize): If two different entsizes are
5994 requested, force it to zero.
5995 (Output_section::add_input_section): Set flags for .debug_str
5996 before updating section flags. Set entsize.
5997 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5998 and SHF_STRING if all input sections have those flags.
5999
3e1b9a8a
RÁE		 60002009-12-29 Rafael Espindola <espindola@google.com>
6001
6002 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6003 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6004 reporting.
3e1b9a8a 6005
3dcad376
ST		 60062009-12-29 Sriraman Tallam <tmsriram@google.com>
6007
6008 * options.cc (General_options::parse_version): Allow -v to exit
6009 without an error if there is nothing to link.
6010
084e2665
ILT		 60112009-12-29 Ian Lance Taylor <iant@google.com>
6012
6013 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6014 using a version of gcc before 4.1.
6015 * configure: Rebuild.
6016
250acde3
CD		 60172009-12-28 Chris Demetriou <cgd@google.com>
6018
6019 * attributes.cc (Output_attributes_section_data::do_write): Use
6020 std::vector::front rather than std::vector::data.
6021
99fff23b
ILT		 60222009-12-28 Ian Lance Taylor <iant@google.com>
6023
6024 * symtab.h (class Symbol_table): Add enum Defined.
6025 * resolve.cc (Symbol_table::should_override): Add defined
6026 parameter. Change all callers. Test whether object is NULL
6027 before calling a method on it.
6028 (Symbol_table::report_resolve_problem): Add defined parameter.
6029 Change all callers.
6030 (Symbol_table::should_override_with_special): Likewise.
6031 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6032 parameter. Change all callers.
6033 (Symbol_table::do_define_in_output_data): Likewise.
6034 (Symbol_table::define_in_output_segment): Likewise.
6035 (Symbol_table::do_define_in_output_segment): Likewise.
6036 (Symbol_table::define_as_constant): Likewise.
6037 (Symbol_table::do_define_as_constant): Likewise.
6038 * script.h (class Symbol_assignment): Add is_defsym parameter to
6039 constructor; change all callers.
6040 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6041 parameter. Change all callers. Add is_defsym_ field.
6042 (class Parser_closure): Add parsing_defsym parameter to
6043 constructor; change all callers. Add parsing_defsym accessor
6044 function. Add parsing_defsym_ field.
6045
556bd683
ILT		 60462009-12-28 Ian Lance Taylor <iant@google.com>
6047
6048 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6049 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6050
1782c879
ILT		 60512009-12-23 Ian Lance Taylor <iant@google.com>
6052
6053 * i386.cc (Target_i386::do_calls_non_split): Recognize
6054 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6055 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6056 -fsplit-stack prologue when using %r11.
1782c879 6057
329ca2b1
ST		 60582009-12-21 Sriraman Tallam <tmsriram@google.com>
6059
6060 * options.cc (General_options::parse_version): Make -v continue and do
6061 the link like GNU ld does.
6062
d675ff46
RÁE		 60632009-12-17 Rafael Avila de Espindola <espindola@google.com>
6064
6065 * Makefile.am (CCFILES): Add timer.cc.
6066 (HFILES): Add timer.h.
6067 * configure.ac: Check for sysconf and times.
6068 * main.cc: include timer.h.
6069 (main): Use Timer instead of get_run_time.
6070 * timer.cc: New.
6071 * timer.h: New.
6072 * workqueue.cc: include timer.h.
6073 (Workqueue::find_and_run_task):
6074 Report user, sys and wall time.
6075 * Makefile.in: Regenerate.
6076 * config.in: Regenerate.
6077 * configure: Regenerate.
6078
d6344fb5
DK		 60792009-12-16 Doug Kwan <dougkwan@google.com>
6080
6081 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6082 sections.
6083 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6084 relaxed input sections.
6085 * output.cc (Output_section::find_relaxed_input_section): Change
6086 return type to Output_relaxed_input_section pointer. Adjust code
6087 for new type of relaxed_input_section_map_.
6088 * output.h (Output_section::find_relaxed_input_section): Change
6089 return type to Output_relaxed_input_section pointer.
6090 (Output_section::Output_relaxed_input_section_by_input_section_map):
6091 New type.
6092 (Output_section::relaxed_input_section_map_): Change type to
6093 Output_section::Output_relaxed_input_section_by_input_section_map.
6094 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6095 input section.
6096
0e0d5469
ILT		 60972009-12-15 Ian Lance Taylor <iant@google.com>
6098
6099 * layout.cc (Layout::create_shstrtab): Only write out after input
6100 sections if we are compressing debug sections.
6101
0649a889
ILT		 61022009-12-15 Ian Lance Taylor <iant@google.com>
6103
6104 * archive.cc (Archive::add_symbols): Only look up a symbol without
6105 a version if there is, in fact, a version.
6106
2ea97941
ILT		 61072009-12-14 Ian Lance Taylor <iant@google.com>
6108
6109 Revert -Wshadow changes, all changes from:
6110 2009-12-11 Doug Kwan <dougkwan@google.com>
6111 2009-12-11 Nick Clifton <nickc@redhat.com>
6112 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6113
b0eec2cc
DK		 61142009-12-11 Doug Kwan <dougkwan@google.com>
6115
6116 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6117 due to -Wshadow.
6118 * attributes.cc (Object_attribute::size): Ditto.
6119 (Attributes_section_data::size): Ditto.
6120 (Attributes_section_data::Attributes_section_data): Ditto.
6121 (Output_attributes_section_data::do_write): Ditto.
6122 * attributes.h (Object_attribute::set_type): Ditto.
6123 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6124
91d6fa6a
NC		 61252009-12-11 Nick Clifton <nickc@redhat.com>
6126
6127 * archive.cc: Fix shadowed variable warnings.
6128 * arm.cc: Likewise.
6129 * compressed_output.cc: Likewise.
6130 * compressed_output.h: Likewise.
6131 * configure: Likewise.
6132 * dwarf_reader.cc: Likewise.
6133 * dynobj.cc: Likewise.
6134 * dynobj.h: Likewise.
6135 * ehframe.cc: Likewise.
6136 * ehframe.h: Likewise.
6137 * errors.cc: Likewise.
6138 * expression.cc: Likewise.
6139 * fileread.cc: Likewise.
6140 * fileread.h: Likewise.
6141 * freebsd.h: Likewise.
6142 * i386.cc: Likewise.
6143 * icf.cc: Likewise.
6144 * incremental.h: Likewise.
6145 * layout.cc: Likewise.
6146 * layout.h: Likewise.
6147 * mapfile.cc: Likewise.
6148 * merge.cc: Likewise.
6149 * merge.h: Likewise.
6150 * object.cc: Likewise.
6151 * object.h: Likewise.
6152 * options.h: Likewise.
6153 * output.cc: Likewise.
6154 * output.h: Likewise.
6155 * parameters.cc: Likewise.
6156 * plugin.cc: Likewise.
6157 * powerpc.cc: Likewise.
6158 * reduced_debug_output.cc: Likewise.
6159 * reduced_debug_output.h: Likewise.
6160 * reloc.cc: Likewise.
6161 * reloc.h: Likewise.
6162 * resolve.cc: Likewise.
6163 * script-sections.cc: Likewise.
6164 * script.cc: Likewise.
6165 * script.h: Likewise.
6166 * sparc.cc: Likewise.
6167 * symtab.cc: Likewise.
6168 * symtab.h: Likewise.
6169 * target-select.cc: Likewise.
6170 * target-select.h: Likewise.
6171 * token.h: Likewise.
6172 * workqueue.cc: Likewise.
6173 * workqueue.h: Likewise.
6174 * x86_64.cc: Likewise.
6175
a0351a69
DK		 61762009-12-10 Doug Kwan <dougkwan@google.com>
6177
6178 * arm.cc (attributes.h): New include.
6179 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6180 (Arm_relobj::~Arm_relobj): Delete object pointed by
6181 attributes_section_data_.
6182 (Arm_relobj::attributes_section_data): New method definition.
6183 (Arm_relobj::attributes_section_data_): New data member declaration.
6184 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6185 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6186 attributes_section_data_.
6187 (Arm_dynobj::attributes_section_data): New method definition.
6188 (Arm_dynobj::attributes_section_data_): New data member declaration.
6189 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6190 initialization value of may_use_blx_ to false.
6191 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6192 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6193 object attributes to compute results instead of hard-coding.
6194 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6195 Target_arm::get_secondary_compatible_arch,
6196 Target_arm::set_secondary_compatible_arch
6197 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6198 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6199 New method declarations.
6200 (Target_arm::get_aeabi_object_attribute): New method definition.
6201 (Target_arm::attributes_section_data_): New data member declaration.
6202 (read_arm_attributes_section): New template definition.
6203 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6204 (Arm_dynobj::do_read_symbols): Ditto.
6205 (Target_arm::do_finalize_sections): Merge attributes sections from
6206 input. Check for BLX use after attributes section merging.
6207 Fix __exidx_start and __exidx_end visibility. Create an
6208 .ARM.attributes section if necessary.
6209 (Target_arm::get_secondary_compatible_arch,
6210 Target_arm::set_secondary_compatible_arch,
6211 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6212 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6213 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6214 New method definitions.
6215
b59befec
ILT		 62162009-12-09 Ian Lance Taylor <iant@google.com>
6217
6218 * plugin.cc (Plugin::load): Don't cast from void* to a function
6219 pointer.
6220
1276bc89
ILT		 62212009-12-09 Ian Lance Taylor <iant@google.com>
6222
6223 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6224 information fields.
6225
2f2de248
L		 62262009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6227
6228 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6229 Replace two_file_shared_1.so with two_file_shared_2.so.
6230 * testsuite/Makefile.in: Regenerated.
6231
4f787271
DK		 62322009-12-08 Doug Kwan <dougkwan@google.com>
6233
6234 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6235 (HFILES): Add attributes.h and int_encoding.h.
6236 * Makefile.in: Regenerate.
6237 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6238 function definitions to int_encoding.cc
6239 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6240 prototypes to int_encoding.h
6241 * reduced_debug_output.cc (int_encoding.h): New include.
6242 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6243 function definitions to int_encoding.cc
6244 (insert_into_vector, read_from_pointer): Move template definitions to
6245 int_encoding.h
6246 * attributes.cc: New file.
6247 * attributes.h: New file.
6248 * int_encoding.cc: New file.
6249 * int_encoding.h: New file.
6250
20b52f1a
RÁE		 62512009-12-07 Rafael Avila de Espindola <espindola@google.com>
6252
6253 PR gold/11055
6254 * incremental-dump.cc (dump_incremental_inputs): New.
6255 (main): Use dump_incremental_inputs.
6256
53d7974c
L		 62572009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6258
6259 PR gold/10893
6260 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6261 checking elfcpp::STT_FUNC.
6262 (Target_i386::Relocate::relocate): Likewise.
6263 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6264
6265 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6266 symbols from shared libraries into normal FUNC symbols.
6267
6268 * symtab.h (Symbol): Add is_func and use it.
6269
05a352e6
DK		 62702009-12-05 Doug Kwan <dougkwan@google.com>
6271
6272 * arm.cc (Target_arm::arm_info): Initialize new fields
6273 attributes_section and attributes_vendor.
6274 * i386.cc (Target_i386::i386_info): Same.
6275 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6276 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6277 fields attributes_section and attributes_vendor.
53d7974c 6278 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6279 * target.h (Target::attributes_section, Target::attributes_vendor,
6280 Target::is_attributes_section, Target::attribute_arg_type,
6281 Target::attributes_order): New method definitions.
6282 (Target::Target_info::attributes_section,
6283 Target::Target_info::attributes_vendor): New fields.
6284 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6285 virtual method definitions.
6286 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6287 attributes_section and attributes_vendor.
6288 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6289
f4e5969c
DK		 62902009-12-05 Doug Kwan <dougkwan@google.com>
6291
6292 * arm.cc: Update comments about interworking and stub generation.
6293 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6294 considered as non-PIC.
6295 (Arm_relocate_functions::base_abs): Fix formatting.
6296 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6297 of function to use GOT entry address instead of offset.
6298 (Target_arm::Scan::global): Issue an error if a symbol would need a
6299 PLT does not get one because it is untyped. Remove code to create
6300 dynamic symbols for relative branches.
6301 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6302 takes unsigned integer instead of boolean.
6303
1abce4a6
L		 63042009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6305
6306 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6307 (two_file_test_LDADD): Likewise.
6308 (common_test_1_LDADD): Likewise.
6309 (exception_test_LDADD) Likewise.
6310 (weak_test_LDADD): Likewise.
6311 (many_sections_test_LDADD): Likewise.
6312 (initpri1_LDADD): Likewise.
6313 (script_test_1_LDADD): Likewise.
6314 (script_test_2_LDADD): Likewise.
6315 (justsyms_LDADD): Likewise.
6316 (binary_test_LDADD): Likewise.
6317 (large_LDADD): Likewise.
6318 * testsuite/Makefile.in: Regenerated.
6319
adcf2816 63202009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6321
adcf2816
L		 6322 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6323 (Symbol_table::override_with_special): Likewise.
6324 (Symbol_table::add_from_object): Likewise.
6325
28e67f5d
RÁE		 63262009-12-04 Rafael Avila de Espindola <espindola@google.com>
6327
6328 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6329 Don't set the data_offset twice.
6330
ae10a101
RÁE		 63312009-12-04 Rafael Avila de Espindola <espindola@google.com>
6332
6333 * testsuite/Makefile.in: Regenerate.
6334
f59f41f3
DK		 63352009-12-03 Doug Kwan <dougkwan@google.com>
6336
6337 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6338 (Target_arm::do_finalize_sections): Add parameter for symbol table
6339 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6340 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6341 parameter for symbol table pointer.
6342 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6343 an additional parameter for a pointer to symbol table.
6344 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6345 parameter for a symbol table pointer.
6346 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6347 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6348 Ditto.
6349 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6350 parameter for a symbol table pointer.
6351
ca55d848
RÁE		 63522009-12-03 Rafael Avila de Espindola <espindola@google.com>
6353
6354 * incremental.cc (Incremental_inputs_header)
6355 (Incremental_inputs_header_write, Incremental_inputs_entry)
6356 (Incremental_inputs_entry_write): Move ...
6357 * incremental.h (Incremental_inputs_header)
6358 (Incremental_inputs_header_write, Incremental_inputs_entry)
6359 (Incremental_inputs_entry_write): here.
6360
3aec4f9c
RÁE		 63612009-12-02 Rafael Avila de Espindola <espindola@google.com>
6362
6363 * incremental.cc (make_sized_incremental_binary): Set the target.
6364 Error if it is incompatible.
6365 * output.h (Output_file): Add filename method.
6366
9c0ae74d
RÁE		 63672009-12-02 Rafael Avila de Espindola <espindola@google.com>
6368
6369 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6370 from the get_* methods.
6371
a45500ae
RÁE		 63722009-12-02 Rafael Avila de Espindola <espindola@google.com>
6373
6374 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6375 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6376 Write 0 for the data_offset of scripts.
6377
325e6408
RÁE		 63782009-12-02 Rafael Avila de Espindola <espindola@google.com>
6379
6380 * testsuite/Makefile.am: Add the incremental_test.sh test.
6381 * testsuite/incremental_test.sh: New.
6382 * testsuite/incremental_test_1.c: New.
6383 * testsuite/incremental_test_2.c: New.
6384
954c3e2e
RÁE		 63852009-12-01 Rafael Avila de Espindola <espindola@google.com>
6386
6387 * incremental-dump.cc (main): Fix typos.
6388
f8086623
RÁE		 63892009-11-27 Rafael Avila de Espindola <espindola@google.com>
6390
6391 PR gold/11025
6392 * incremental-dump.cc (main): Use llu to print 64 bit values.
6393
3b0dd6ac
L		 63942009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6395 H.J. Lu <hongjiu.lu@intel.com>
6396
6397 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6398 $(LIBDL).
6399 (incremental_dump_LDADD): Likewise.
6400 * Makefile.in: Regenerated.
6401
a6d1ef57 64022009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6403
a6d1ef57
DK		 6404 Revert:
6405
6406 2009-11-25 Doug Kwan <dougkwan@google.com>
6407
6408 * arm.cc (Target_arm::Target_arm): Move method definition
6409 outside of class definition. Add code to handle
6410 --target1-rel, --target1-abs and --target2= options.
6411 (Target_arm::get_reloc_reloc_type): Change method to be
6412 non-static and const.
6413 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6414 New data member declaration.
6415 (Target_arm::Scan::local, Target_arm::Scan::global,
6416 Target_arm::Relocate::relocate,
6417 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6418 Adjust call to Target_arm::get_real_reloc_type.
6419 (Target_arm::get_real_reloc_type): Use command line options
6420 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6421 * options.h (--target1-rel, --target1-abs, --target2): New
6422 ARM-only options.
6423
50aeb7d4
DK		 64242009-11-25 Doug Kwan <dougkwan@google.com>
6425
6426 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6427 class definition. Add code to handle --target1-rel, --target1-abs
6428 and --target2= options.
6429 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6430 and const.
6431 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6432 member declaration.
6433 (Target_arm::Scan::local, Target_arm::Scan::global,
6434 Target_arm::Relocate::relocate,
6435 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6436 call to Target_arm::get_real_reloc_type.
6437 (Target_arm::get_real_reloc_type): Use command line options to
6438 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6439 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6440 options.
6441
51938283
DK		 64422009-11-25 Doug Kwan <dougkwan@google.com>
6443
6444 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6445 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6446 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6447 formatting.
6448 (Arm_relocate_functions::thm_call): Replace body with a call to
6449 Arm_relocate_functions::thumb_branch_common.
6450 (Arm_relocate_functions::thm_jump24,
6451 Arm_relocate_functions::thm_xpc22): New method definitions.
6452 (Arm_relocate_functions::thumb_branch_common): New method definition.
6453 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6454 operator.
6455 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6456 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6457
e2b8f3c4
RÁE		 64582009-11-24 Rafael Avila de Espindola <espindola@google.com>
6459
6460 * Makefile.am: Build incremental-dump
6461 * Makefile.in: Regenerate.
6462 * incremental-dump.cc: New.
6463 * incremental.cc (Incremental_inputs_header_data,
6464 Incremental_inputs_entry_data): Move to incremental.h
6465 * incremental.h: (Incremental_inputs_header_data,
6466 Incremental_inputs_entry_data): Move from incremental.cc
6467
bcba9aec
RÁE		 64682009-11-24 Rafael Avila de Espindola <espindola@google.com>
6469
6470 * incremental.cc (Incremental_inputs_header,
6471 Incremental_inputs_header_write, Incremental_inputs_entry,
6472 Incremental_inputs_entry_write): Add a typedef with the data type.
6473
7c3afe08
RÁE		 64742009-11-24 Rafael Avila de Espindola <espindola@google.com>
6475
6476 * incremental.cc (Incremental_inputs_header,
6477 Incremental_inputs_header_write, Incremental_inputs_entry,
6478 Incremental_inputs_entry_write): Update comment about which
6479 type has the filed descriptions.
6480
d204b6e9
DK		 64812009-11-15 Doug Kwan <dougkwan@google.com>
6482
6483 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6484 (Arm_relocate_functions::arm_branch_common): Change method defintion
6485 in class definition to a method declaration and update list of formal
6486 parameters.
6487 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6488 Arm_relocation_functions::jump24): Adjust call to
6489 Arm_relocate_functions::arm_branch_common. Update list of formal
6490 parameters.
6491 (Arm_relocate_functions::xpc25): New method definition.
6492 (Arm_relocate_functions::arm_branch_common): Move method defintion
6493 out from class definition. Use stubs for mode-switching and extending
6494 branch ranges.
6495 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6496 specially. Change code to enable use of stubs in ARM branches.
6497
43d12afe
DK		 64982009-11-10 Doug Kwan <dougkwan@google.com>
6499
6500 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6501 in method declaration.
6502 (Target_arm::relocate_stub): New method declaration.
6503 (Target_arm::default_target): Change to return a pointer instead of
6504 a const reference.
6505 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6506 Target_arm::default_target.
6507 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6508 method definition.
6509 (Target_arm::relocate_section): Adjust view.
6510 (Target_arm::relocate_stub): New method definition.
6511
ac33a407
DK		 65122009-11-10 Doug Kwan <dougkwan@google.com>
6513
6514 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6515 a format warning.
6516 * incremental.cc (open_incremental_binary): Initialized local
6517 variables to avoid warnings.
6518 * object.cc (make_elf_object): Ditto.
6519 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6520 a format warning.
e1df38aa 6521
88ee28e9
L		 6522009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6523
6524 PR gold/10930
6525 * testsuite/plugin_test.c: Include "config.h".
6526
2daedcd6
DK		 65272009-11-09 Doug Kwan <dougkwan@google.com>
6528
6529 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6530 (arm_symbol_value): Remove.
6531 (Arm_relocate_functions::arm_branch_common,
6532 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6533 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6534 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6535 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6536 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6537 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6538 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6539 Arm_relocate_functions::thm_mobw_abs_nc,
6540 Arm_relocate_functions::thm_mov_abs,
6541 Arm_relocate_functions::movw_prel_nc,
6542 Arm_relocate_functions::thm_movt_abs,
6543 Arm_relocate_functions::movt_prel,
6544 Arm_relocate_functions::thm_movw_prel_nc,
6545 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6546 (Target_arm::Relocate::relocate): Only decompose address into two
6547 parts if relocation type uses the thumb-bit and pass the actual
6548 bit instead of a flag indicating that the thumb-bit is used. Adjust
6549 calls to methods in Arm_relocate_functions for this change.
6550
1276bc89 65512009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6552
6553 PR 10925
6554 * reloc.cc: Instantiate
6555 Sized_relobj::initialize_input_to_output_maps and
6556 Sized_relobj:free_input_to_output_maps.
6557
e53ad1b5
ILT		 65582009-11-06 Ian Lance Taylor <iant@google.com>
6559
6560 PR 10876
6561 * defstd.cc (in_segment): Set only_if_ref true for "end".
6562
eb44217c
DK		 65632009-11-06 Doug Kwan <dougkwan@google.com>
6564
6565 * arm.cc (class Reloc_stub): Correct a comment.
6566 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6567 (Target_arm::scan_section_for_stubs): New method declaration.
6568 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6569 Change methods from private to protected.
6570 (Target_arm::do_may_relax): New method definition.
6571 (Target_arm::do_relax, Target_arm::group_sections,
6572 Target_arm::scan_reloc_for_stub,
6573 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6574 (Target_arm::arm_input_section_map_): New data member declaration.
6575 (Target_arm::scan_reloc_for_stub,
6576 Target_arm::scan_reloc_section_for_stubs,
6577 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6578 Target_arm::do_relax): New method definitions.
6579
5d329b7d
ILT		 65802009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6581
6582 * configure.ac: Check for (struct stat)::st_mtim
6583 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6584 * config.in: Regenerate.
6585 * configure: Regenerate.
6586
96a0d71b
ILT		 65872009-11-05 Ian Lance Taylor <iant@google.com>
6588
6589 PR 10910
6590 * output.cc (Output_segment::add_output_section): Add missing
6591 return statement.
6592
594c8e5e
ILT		 65932009-11-04 Ian Lance Taylor <iant@google.com>
6594
6595 PR 10880
6596 * object.h (class Object): Add is_needed and set_is_needed
6597 methods. Add is_needed_ field. Make bool fields into bitfields.
6598 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6599 defined in a dynamic object and referenced by a regular object,
6600 set is_needed for the dynamic object.
6601 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6602 if the file is marked with as_needed and it is not needed.
6603
22b127cc
ILT		 66042009-11-04 Ian Lance Taylor <iant@google.com>
6605
6606 PR 10887
6607 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6608 tags if data is discarded by linker script.
6609 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6610 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6611 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6612 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6613
f5c870d2
ILT		 66142009-11-04 Ian Lance Taylor <iant@google.com>
6615
6616 * layout.cc (Layout::get_output_section): Add is_interp and
6617 is_dynamic_linker_section parameters. Change all callers.
6618 (Layout::choose_output_section): Likewise.
6619 (Layout::make_output_section): Likewise.
6620 (Layout::add_output_section_data): Add is_dynamic_linker_section
6621 parameter. Change all callers.
6622 * layout.h (class Layout): Update declarations.
6623 * output.h (class Output_section): Add is_interp, set_is_interp,
6624 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6625 Add is_interp_, is_dynamic_linker_section_ fields. Change
6626 generate_code_fills_at_write_ to a bitfield.
6627 * output.cc (Output_section::Output_sections): Initialize new
6628 fields.
6629 (Output_segment::add_output_section): Add do_sort parameter.
6630 Change all callers.
6631
1ae4d23b
ILT		 66322009-11-03 Ian Lance Taylor <iant@google.com>
6633
6634 PR 10860
6635 * options.h (class General_options): Add --warn-common.
6636 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6637 merging two common symbols.
6638 (Symbol_table::should_override): Handle --warn-common when merging
6639 a common symbol with a defined symbol. Use report_resolve_problem
6640 for multiple definitions.
6641 (Symbol_table::report_resolve_problem): New function.
6642 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6643
55da9579
DK		 66442009-11-03 Doug Kwan <dougkwan@google.com>
6645
6646 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6647 stub_factory_.
6648 (Target_arm::stub_factory): New method definition.
6649 (Target_arm::new_arm_input_section,
6650 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6651 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6652 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6653 New type definitions.
6654 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6655 member declarations.
6656 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6657 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6658 New method definitions.
6659
37a9ac43
ILT		 66602009-11-03 Ian Lance Taylor <iant@google.com>
6661
6662 * options.h (class General_options): Add --warn_constructors.
6663
b3d6a3d4
ILT		 66642009-11-03 Ian Lance Taylor <iant@google.com>
6665
6666 PR 10893
6667 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6668 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6669
934b01dd
ILT		 66702009-11-03 Ian Lance Taylor <iant@google.com>
6671
6672 PR 10895
6673 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6674 --msgid-bugs-address.
6675 (install-pdf): New target.
6676 (install-data_yes): Look up one directory to find mkinstalldirs.
6677
03c1939b
L		 66782009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6679
6680 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6681 tree.
6682
ebd95253
DK		 66832009-10-30 Doug Kwan <dougkwan@google.com>
6684
6685 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6686
e9bbb538
DK		 66872009-10-30 Doug Kwan <dougkwan@google.com>
6688
6689 * arm.cc (Stub_addend_reader): New struct template definition
6690 and partial specializations.
6691 (Stub_addend_reader::operator()): New method definition for a
6692 partially specialized template.
6693
d5b40221
DK		 66942009-10-30 Doug Kwan <dougkwan@google.com>
6695
6696 * arm.cc (Arm_relobj::processor_specific_flags): New method
6697 definition.
6698 (Arm_relobj::do_read_symbols): New method declaration.
6699 (Arm_relobj::processor_specific_flags_): New data member declaration.
6700 (Arm_dynobj): New class definition.
6701 (Target_arm::do_finalize_sections): Add input_objects parameter.
6702 (Target_arm::do_adjust_elf_header): New method declaration.
6703 (Target_arm::are_eabi_versions_compatible,
6704 (Target_arm::merge_processor_specific_flags): New method declaration.
6705 (Target_arm::do_make_elf_object): New overloaded method definitions
6706 and declaration.
6707 (Arm_relobj::do_read_symbols): New method definition.
6708 (Arm_dynobj::do_read_symbols): Ditto.
6709 (Target_arm::do_finalize_sections): Add input_objects parameters.
6710 Merge processor-specific flags from all input objects.
6711 (Target_arm::are_eabi_versions_compatible,
6712 Target_arm::merge_processor_specific_flags,
6713 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6714 New method definitions.
6715 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6716 Input_objects pointer type parameter.
6717 * layout.cc (Layout::finalize): Pass input objects to target's.
6718 finalize_sections function.
6719 * output.cc (Output_file_header::do_sized_write): Set ELF file
6720 header's processor-specific flags.
6721 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6722 Input_objects pointer type parameter.
6723 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6724 * target.h (Input_objects): New forward class declaration.
6725 (Target::processor_specific_flags,
6726 Target::are_processor_specific_flags_sect): New method definitions.
6727 (Target::finalize_sections): Add input_objects parameter.
6728 (Target::Target): Initialize processor_specific_flags_ and
6729 are_processor_specific_flags_set_.
6730 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6731 parameter.
6732 (Target::set_processor_specific_flags): New method definition.
6733 (Target::processor_specific_flags_,
6734 Target::are_processor_specific_flags_set_): New data member
6735 declarations.
6736 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6737 Input_objects pointer type parameter.
6738
ebabffbd
DK		 67392009-10-30 Doug Kwan <dougkwan@google.com>
6740
6741 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6742
ad0f2072
ILT		 67432009-10-28 Ian Lance Taylor <iant@google.com>
6744
6745 * object.h (class Relobj): Drop options parameter from
6746 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6747 do_scan_relocs, do_relocate. Change all callers.
6748 (class Sized_relobj): Drop options parameters from
6749 do_gc_process_relocs, do_scan_relocs, do_relocate,
6750 do_relocate_sections, relocate_sections, emit_relocs_scan,
6751 emit_relocs_scan_reltype. Change all callers.
6752 (struct Relocate_info): Remove options field and all references to
6753 it.
6754 * reloc.h (class Read_relocs): Remove options constructor
6755 parameter and options_ field. Change all callers.
6756 (class Gc_process_relocs, class Scan_relocs): Likewise.
6757 (class Relocate_task): Likewise.
6758 * target-reloc.h (scan_relocs): Remove options parameter. Change
6759 all callers.
6760 (scan_relocatable_relocs): Likewise.
6761 * target.h (class Sized_target): Remove options parameter from
6762 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6763 all callers.
6764 * gc.h (gc_process_relocs): Remove options parameter. Change all
6765 callers.
6766 * arm.cc: Update functions to remove options parameters.
6767 * i386.cc: Likewise.
6768 * powerpc.cc: Likewise.
6769 * sparc.cc: Likewise.
6770 * x86_64.cc: Likewise.
6771 * testsuite/testfile.cc: Likewise.
6772
8ffa3667
DK		 67732009-10-28 Doug Kwan <dougkwan@google.com>
6774
6775 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6776 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6777 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6778 New method definitions.
6779
40f36857
CC		 67802009-10-28 Cary Coutant <ccoutant@google.com>
6781
6782 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6783 (Plugin::cleanup_done_): New member.
6784 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6785 (Plugin_manager::cleanup_done_): Remove.
6786 (Plugin_manager::add_input_file): Edit error message.
6787 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6788 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6789
2c849493
ILT		 67902009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6791
6792 * fileread.cc: (File_read::View::~View): Use the new
6793 data_ownership_ filed.
6794 (File_read::~File_read): Dispose the new whole_file_view_.
6795 (File_read::open): Mmap the whole file if needed.
6796 (File_read::open): Use whole_file_view_ instead of contents_.
6797 (File_read::find_view): Use whole_file_view_ if applicable.
6798 (File_read::do_read): Use whole_file_view_ instead of contents_.
6799 (File_read::make_view): Use whole_file_view_ instead of contents_,
6800 update File_read::View::View call.
6801 (File_read::find_or_make_view): Update File_read::View::View
6802 call.
6803 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6804 remove contents_
6805 (File_read::View::Data_ownership): New enum.
6806 (File_read::View::View): Replace bool mapped_ with Data_ownership
6807 argument.
6808 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6809 (File_read::View::data_ownership_): New field.
6810 (File_read::contents_): Remove (replaced by whole_file_view_).
6811 (File_read::whole_file_view_): New field.
6812 * options.h (class General_options): Add --keep-files-mapped.
6813
24998053
CC		 68142009-10-27 Cary Coutant <ccoutant@google.com>
6815
6816 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6817 * testsuite/Makefile.am (plugin_test_5): New test case.
6818 * testsuite/Makefile.in: Regenerate.
6819
72adc4fa
DK		 68202009-10-25 Doug Kwan <dougkwan@google.com>
6821
6822 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6823 from private to protected to allow access by child class.
6824 (Sized_relobj::do_relocate_sections): New method declaration.
6825 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6826 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6827 Sized_relobj::relocate_sections. Instantiate template explicitly
6828 for different target sizes and endianity.
6829
07f508a2
DK		 68302009-10-24 Doug Kwan <dougkwan@google.com>
6831
6832 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6833 (Arm_input_section::as_arm_input_section): New method.
6834 (Arm_output_section): New class definition.
6835 (Arm_output_section::create_stub_group,
6836 Arm_output_section::group_sections): New method definitions.
6837
10ad9fe5
DK		 68382009-10-22 Doug Kwan <dougkwan@google.com>
6839
6840 * arm.cc (Arm_input_section): New class definition.
6841 (Arm_input_section::init, Arm_input_section:do_write,
6842 Arm_input_section::set_final_data_size,
6843 Arm_input_section::do_reset_address_and_file_offset): New method
6844 definitions.
6845
56ee5e00
DK		 68462009-10-21 Doug Kwan <dougkwan@google.com>
6847
6848 * arm.cc (Stub_table, Arm_input_section): New forward class
6849 declarations.
6850 (Stub_table): New class defintion.
6851 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6852 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6853 New method definition.
6854
b569affa
DK		 68552009-10-21 Doug Kwan <dougkwan@google.com>
6856
6857 * arm.cc: Update copyright comments.
6858 (Target_arm): New forward class template declaration.
6859 (Arm_address): New type.
6860 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6861 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6862 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6863 constants.
6864 (Insn_template): Same.
6865 (DEF_STUBS): New macro.
6866 (Stub_type): New enum type.
6867 (Stub_template): New class definition.
6868 (Stub): Same.
6869 (Reloc_stub): Same.
6870 (Stub_factory): Same.
6871 (Target_arm::Target_arm): Initialize may_use_blx_ and
6872 should_force_pic_veneer_.
6873 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6874 Target_arm::should_force_pic_veneer,
6875 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6876 Target_arm::using_thumb_only, Target_arm:;default_target): New
6877 method defintions.
6878 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6879 New data member declarations.
6880 (Insn_template::size, Insn_template::alignment): New method defintions.
6881 (Stub_template::Stub_template): New method definition.
6882 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6883 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6884 (Stub_factory::Stub_factory): New method definition.
6885 * gold.h (string_hash): New template.
6886 * output.h (Input_section_specifier::hash_value): Use
6887 gold::string_hash.
6888 (Input_section_specifier::string_hash): Remove.
6889 * stringpool.cc (Stringpool_template::string_hash): Use
6890 gold::string_hash.
6891
6c172549
DK		 68922009-10-20 Doug Kwan <dougkwan@google.com>
6893
6894 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6895 symbols of relaxed input sections.
6896 * output.h (Output_section::find_relaxed_input_section): Make
6897 method public.
6898
c5617f2f
DK		 68992009-10-16 Doug Kwan <dougkwan@google.com>
6900
6901 * dynobj.cc (Versions::Versions): Initialize version_script_.
6902 Only insert base version symbol definition for a shared object
6903 if version script defines any version versions.
6904 (Versions::define_base_version): New method definition.
6905 (Versions::add_def): Check that base version is not needed.
6906 (Versions::add_need): Define base version lazily.
6907 * dynobj.h (Versions::define_base_version): New method declaration.
6908 (Versions::needs_base_version_): New data member declaration.
6909 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6910 (check_DATA): Add no_version_test.stdout.
6911 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6912 New make rules.
6913 * testsuite/Makefile.in: Regenerate.
6914 * testsuite/no_version_test.c: New file.
6915 * testsuite/no_version_test.sh: Ditto.
6916
3c12dcdb
DK		 69172009-10-16 Doug Kwan <dougkwan@google.com>
6918
6919 * expression.cc (class Segment_start_expression): New class definition.
6920 (Segment_start_expression::value): New method definition.
6921 (script_exp_function_segment_start): Return a new
6922 Segment_start_expression.
6923 * gold/script-c.h (script_saw_segment_start_expression): New function
6924 prototype.
6925 * script-sections.cc (Script_sections::Script_sections): Initialize
6926 SAW_SEGMENT_START_EXPRESSION_ to false.
6927 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6928 and -Tbbs options to specify section addresses if given in
6929 command line and no SEGMENT_START expression is seen in a script.
6930 * script-sections.h (Script_sections::saw_segment_start_expression,
6931 Script_sections::set_saw_segment_start_expression): New method
6932 definition.
6933 (Script_sections::saw_segment_start_expression_): New data member
6934 declaration.
6935 * script.cc (script_saw_segment_start_expression): New function.
6936 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6937 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6938 script_test_7.sh and script_test_8.sh.
6939 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6940 script_test_8.stdout.
6941 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6942 (script_test_6, script_test_6.stdout, script_test_7,
6943 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6944 * Makefile.in: Regenerate.
6945 * testsuite/script_test_6.sh: New file.
6946 * testsuite/script_test_6.t: Same.
6947 * testsuite/script_test_7.sh: Same.
6948 * testsuite/script_test_7.t: Same.
6949 * testsuite/script_test_8.sh: Same.
6950
64b1ae37
DK		 69512009-10-16 Doug Kwan <dougkwan@google.com>
6952
6953 * output.cc (Output_segment::set_section_list_address): Cast
6954 expressions to unsigned long long type to avoid format warnings.
6955
661be1e2
ILT		 69562009-10-15 Ian Lance Taylor <iant@google.com>
6957
12edd763 6958 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 6959 dot assignment to script_sections_.
12edd763
ILT		 6960 * script-sections.cc (Script_sections::add_dot_assignment):
6961 Initialize if necessary.
6962
68b6574b
ILT		 6963 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6964 program headers with no load segment if there is a linker script.
6965
661be1e2
ILT		 6966 * layout.cc (Layout::set_segment_offsets): Align the file offset
6967 to the segment aligment for -N or -n with no load segment.
6968 * output.cc (Output_segment::add_output_section): Don't crash if
6969 the first section is a TLS section.
6970 (Output_segment::set_section_list_addresses): Print an error
6971 message if the address moves backward in a linker script.
6972 * script-sections.cc
6973 (Output_section_element_input::set_section_addresses): Don't
6974 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6975 (Orphan_output_section::set_section_addresses): Likewise.
6976
f15f61a7
DK		 69772009-10-15 Doug Kwan <dougkwan@google.com>
6978
6979 * layout.cc (Layout::finish_dynamic_section): Generate tags
6980 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6981 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6982 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6983
82bb573a
ILT		 69842009-10-14 Ian Lance Taylor <iant@google.com>
6985
6986 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6987 fields.
6988 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6989 data_shdr fields of relinfo.
6990 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6991 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6992 R_386_TLS_LDO_32, adjust based on section flags.
6993 (Target_i386::Relocate::fix_up_ldo): Remove.
6994
374ad285
ILT		 69952009-10-13 Ian Lance Taylor <iant@google.com>
6996
6997 Add support for -pie.
6998 * options.h (class General_options): Add -pie and
6999 --pic-executable.
7000 (General_options::output_is_position_independent): Test -pie.
7001 (General_options::output_is_executable): Return true if not shared
7002 and not relocatable.
7003 (General_options::output_is_pie): Remove.
7004 * options.cc (General_options::finalize): Reject incompatible uses
7005 of -pie.
7006 * gold.cc (queue_middle_tasks): A -pie link is not static.
7007 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7008 * symtab.cc (Symbol::final_value_is_known): Return false if
7009 output_is_position_independent.
7010 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7011 output_is_position_independent.
7012 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7013 output_is_position_independent.
7014 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7015 output_is_position_independent.
7016 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7017 two_file_pie_test.
7018 (basic_pie_test.o, basic_pie_test): New targets.
7019 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7020 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7021 (two_file_pie_test): New target.
7022 * testsuite/Makefile.in: Rebuild.
7023 * README: Remove note saying that -pie is not supported.
7024
c6585162
ILT		 70252009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7026
7027 * options.h (class General_options): Add -init and -fini.
7028 * layout.cc (Layout::finish_dynamic_section): Emit
7029 given init and fini functions.
7030
032ce4e9
ST		 70312009-10-13 Sriraman Tallam <tmsriram@google.com>
7032
7033 * gc.h (gc_process_relocs): Check if icf is enabled using new
7034 function.
7035 * gold.cc (queue_initial_tasks): Likewise.
7036 (queue_middle_tasks): Likewise.
7037 * object.cc (do_layout): Likewise.
7038 * symtab.cc (is_section_folded): Likewise.
7039 * main.cc (main): Likewise.
7040 * reloc.cc (Read_relocs::run): Likewise.
7041 (Sized_relobj::do_scan_relocs): Likewise.
7042 * icf.cc (is_function_ctor_or_dtor): New function.
7043 (Icf::find_identical_sections): Check if function is ctor or dtor when
7044 safe icf is chosen.
7045 * options.h (General_options::icf): Change option to be an enum.
7046 (Icf_status): New enum.
7047 (icf_enabled): New method.
7048 (icf_safe_folding): New method.
7049 (set_icf_status): New method.
7050 (icf_status_): New variable.
7051 * (options.cc) (General_options::finalize): Set icf_status_.
7052 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7053 icf_test and icf_keep_unique_test to use the --icf enum flag.
7054 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7055 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7056
f345227a
ST		 70572009-10-12 Sriraman Tallam <tmsriram@google.com>
7058
7059 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7060 includes to gc.h and icf.h.
7061 * arm.cc: Include gc.h.
7062 * gold.cc: Likewise.
7063 * i386.cc: Likewise.
7064 * powerpc.cc: Likewise.
7065 * sparc.cc: Likewise.
7066 * x86_64.cc: Likewise.
7067 * gc.h: Include icf.h.
7068
1c7814ed
ILT		 70692009-10-11 Ian Lance Taylor <iant@google.com>
7070
7071 * plugin.cc: Include "gold.h" before other header files.
7072
ae3b5189
CD		 70732009-10-10 Chris Demetriou <cgd@google.com>
7074
7075 * options.h (Input_file_argument::Input_file_type): New enum.
7076 (Input_file_argument::is_lib_): Replace with...
7077 (Input_file_argument::type_): New member.
7078 (Input_file_argument::Input_file_argument): Take Input_file_type
7079 'type' rather than boolean 'is_lib' as second argument.
7080 (Input_file_argument::is_lib): Use type_.
7081 (Input_file_argument::is_searched_file): New function.
7082 (Input_file_argument::may_need_search): Handle is_searched_file.
7083 * options.cc (General_options::parse_library): Support -l:filename.
7084 (General_options::parse_just_symbols): Update for Input_file_argument
7085 changes.
7086 (Command_line::process): Likewise.
7087 * archive.cc (Archive::get_file_and_offset): Likewise.
7088 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7089 * script.cc (read_script_file, script_add_file): Likewise.
7090 * fileread.cc (Input_file::Input_file): Likewise.
7091 (Input_file::will_search_for): Handle is_searched_file.
7092 (Input_file::open): Likewise.
7093 * readsyms.cc (Read_symbols::get_name): Likewise.
7094 * testsuite/Makefile.am (searched_file_test): New test.
7095 * testsuite/Makefile.in: Regenerate.
7096 * testsuite/searched_file_test.cc: New file.
7097 * testsuite/searched_file_test_lib.cc: New file.
7098
f3048a1d
ILT		 70992009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7100 Ian Lance Taylor <iant@google.com>
7101
7102 * descriptor.cc: Include <cstdio> and "binary-io.h".
7103 (Descriptors::open): Open the files in binary mode always.
7104 * script.cc (Lex::get_token): Treat \r as whitespace.
7105
d4780e57
ILT		 71062009-10-09 Ian Lance Taylor <iant@google.com>
7107
7108 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7109
d9a893b8
ILT		 71102009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7111 Ian Lance Taylor <iant@google.com>
7112
7113 * configure.ac: Check for readv function also.
7114 * fileread.cc (readv): Define if not HAVE_READV.
7115 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7116 does not exist.
7117 * config.in: Regenerate.
7118 * configure: Regenerate.
7119
c0a62865
DK		 71202009-10-09 Doug Kwan <dougkwan@google.com>
7121
7122 * layout.cc (Layout::make_output_section): Call target hook to make
7123 ordinary output section.
7124 (Layout::finalize): Adjust parameter list of call the
7125 Target::may_relax().
7126 * layout.h (class Layout::section_list): New method.
7127 * merge.h (Output_merge_base::entsize): Change visibility to public.
7128 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7129 New methods.
7130 (Output_merge_string::do_is_string): New method.
7131 * object.cc (Sized_relobj::do_setup): renamed from
7132 Sized_relobj::set_up.
7133 * object.h (Sized_relobj::adjust_shndx,
7134 Sized_relobj::initializ_input_to_output_maps,
7135 Sized_relobj::free_input_to_output_maps): Change visibilities to
7136 protected.
7137 (Sized_relobj::setup): Virtualize.
7138 (Sized_relobj::do_setup): New method declaration.
7139 (Sized_relobj::invalidate_section_offset,
7140 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7141 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7142 * options.cc (parse_int): New function.
7143 * options.h (parse_int): New declaration.
7144 (DEFINE_int): New macro.
7145 (stub_group_size): New option.
7146 * output.cc (Output_section::Output_section): Initialize memebers
7147 merge_section_map_, merge_section_by_properties_map_,
7148 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7149 (Output_section::add_input_section): Handled deferred code-fill
7150 generation and remove an old comment.
7151 (Output_section::add_relaxed_input_section): New method definition.
7152 (Output_section::add_merge_input_section): Use merge section by
7153 properties map to speed to search. Update merge section maps
7154 as appropriate.
7155 (Output_section::build_relaxation_map): New method definition.
7156 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7157 Same.
7158 (Output_section::relax_input_section): Renamed to
7159 Output_section::convert_input_sections_to_relaxed_sections and change
7160 interface to take a vector of pointers to relaxed sections.
7161 (Output_section::find_merge_section,
7162 Output_section::find_relaxed_input_section): New method definitions.
7163 (Output_section::is_input_address_mapped,
7164 Output_section::output_offset, Output_section::output_address):
7165 Use output section data maps to speed up searching.
7166 (Output_section::find_starting_output_address): Add comments.
7167 (Output_section::do_write,
7168 Output_section::write_to_postprocessing_buffer): Do code-fill
7169 generation as appropriate.
7170 (Output_section::get_input_sections): Invalidate relaxed input section
7171 map.
7172 (Output_section::restore_states): Adjust type of checkpoint .
7173 Invalidate relaxed input section map.
7174 * output.h (Output_merge_base): New class declaration.
7175 (Input_section_specifier): New class defintion.
7176 (class Output_relaxed_input_section) Change base class to
7177 Output_section_data_build.
7178 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7179 base class initializer.
7180 (Output_section::add_relaxed_input_section): New method declaration.
7181 (Output_section::Input_section): Change visibility to protected.
7182 (Output_section::Input_section::relobj,
7183 Output_section::Input_section::shndx): Handle relaxed input sections.
7184 Output_section::input_sections) Change visibility to protected. Also
7185 define overload to return a non-const pointer.
7186 (Output_section::Merge_section_properties): New class defintion.
7187 (Output_section::Merge_section_by_properties_map,
7188 Output_section::Output_section_data_by_input_section_map,
7189 Output_section::Relaxation_map): New types.
7190 (Output_section::relax_input_section): Rename method to
7191 Output_section::convert_input_sections_to_relaxed_sections and change
7192 interface to take a vector of relaxed section pointers.
7193 (Output_section::find_merge_section,
7194 Output_section::find_relaxed_input_section,
7195 Output_section::build_relaxation_map,
7196 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7197 New method declarations.
7198 (Output_section::merge_section_map_
7199 Output_section::merge_section_by_properties_map_,
7200 Output_section::relaxed_input_section_map_,
7201 Output_section::is_relaxed_input_section_map_valid_,
7202 Output_section::generate_code_fills_at_write_): New data members.
7203 * script-sections.cc
7204 (Output_section_element_input::set_section_addresses): Call
7205 current_data_size and addralign methods of relaxed input sections.
7206 (Orphan_output_section::set_section_addresses): Call current_data_size
7207 and addralign methods of relaxed input sections.
7208 * symtab.cc (Symbol_table::compute_final_value): Extract template
7209 from the body of Symbol_table::sized_finalize_symbol.
7210 (Symbol_table::sized_finalized_symbol): Call
7211 Symbol_table::compute_final_value.
7212 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7213 (Symbol_table::compute_final_value): New templated method declaration.
7214 * target.cc (Target::do_make_output_section): New method defintion.
7215 * target.h (Target::make_output_section): New method declaration.
7216 (Target::relax): Add more parameters for input objects, symbol table
7217 and layout. Adjust call to do_relax.
7218 (Target::do_make_output_section): New method declaration.
7219 (Target::do_relax): Add parameters for input objects, symbol table
7220 and layout.
7221
d446d6c4
ILT		 72222009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7223
7224 * pread.c: Include stdio.h.
7225
bc06c745
ILT		 72262009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7227
7228 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7229 defined.
7230
75aea3d0
ILT		 72312009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7232
7233 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7234 Change read_shndx type to unsigned int.
7235 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7236 int.
7237 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7238 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7239 Change read_shndx type to unsigned int.
7240 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7241 int.
7242 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7243 * layout.cc (Layout::create_symtab_sections): Cast the result of
7244 local_symcount * symsize to off_t in the gold_assert.
7245
be8fcb75
ILT		 72462009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7247
7248 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7249 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7250 R_ARM_BASE_ABS.
7251 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7252 (Arm_relocate_functions::thm_abs5): New function.
7253 (Arm_relocate_functions::abs12): New function.
7254 (Arm_relocate_functions::abs16): New function.
7255 (Arm_relocate_functions::base_abs): New function.
7256 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7257 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7258 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7259 R_ARM_BASE_ABS.
7260 (Scan::global): Likewise.
7261 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7262 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7263 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7264 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7265 R_ARM_BASE_ABS.
7266
c2a122b6
ILT		 72672009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7268
7269 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7270 (Arm_relocate_functions::movt_prel): New function.
7271 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7272 (Arm_relocate_functions::thm_movt_prel): New function.
7273 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7274 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7275 (Scan::global, Relocate::relocate): Likewise.
7276 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7277
c4aa1e2d
ILT		 72782009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7279
7280 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7281 Incremental_checker.
7282 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7283 unsigned int.
7284 (class Incremental_inputs_header): New class.
7285 (Incremental_inputs_header_writer): Edit comment.
7286 (Incremental_inputs_entry): New class.
7287 (Incremental_inputs_entry_writer): Edit comment.
7288 (Sized_incremental_binary::do_find_incremental_inputs_section):
7289 Add *strtab_shndx parameter, fill it.
7290 (Sized_incremental_binary::do_check_inputs): New method.
7291 (Incremental_checker::can_incrementally_link_output_file): Use
7292 Sized_incremental_binary::check_inputs.
7293 (Incremental_inputs::report_command_line): Save command line in
7294 command_line_.
7295 * incremental.h:
7296 (Incremental_binary::find_incremental_inputs_section): New
7297 method.
7298 (Incremental_binary::do_find_incremental_inputs_section): Add
7299 strtab_shndx parameter.
7300 (Incremental_binary::do_check_inputs): New pure virtual method.
7301 (Sized_incremental_binary::do_check_inputs): Declare.
7302 (Incremental_checker::Incremental_checker): Add incremental_inputs
7303 parameter, use it to initialize incremental_inputs_.
7304 (Incremental_checker::incremental_inputs_): New field.
7305 (Incremental_checker::command_line): New method.
7306 (Incremental_checker::inputs): New method.
7307 (Incremental_checker::command_line_): New field.
7308
c549a694
ILT		 73092009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7310
7311 * incremental.cc: Include <cstdarg> and "target-select.h".
7312 (vexplain_no_incremental): New function.
7313 (explain_no_incremental): New function.
7314 (Incremental_binary::error): New method.
7315 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7316 method.
7317 (make_sized_incremental_binary): New function.
7318 (open_incremental_binary): New function.
7319 (can_incrementally_link_file): Add checks if output is ELF and has
7320 inputs section.
7321 * incremental.h: Include "elfcpp_file.h" and "output.h".
7322 (Incremental_binary): New class.
7323 (Sized_incremental_binary): New class.
7324 (open_incremental_binary): Declare.
7325 * object.cc (is_elf_object): Use
7326 elfcpp::Elf_recognizer::is_elf_file.
7327 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7328 * output.h (Output_file::filesize): New method.
7329
fd3c5f0b
ILT		 73302009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7331
7332 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7333 New function.
7334 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7335 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7336 function.
7337 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7338 function.
7339 (Arm_relocate_functions::movw_abs_nc): New function.
7340 (Arm_relocate_functions::movt_abs): New function.
7341 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7342 (Arm_relocate_functions::thm_movt_abs): New function.
7343 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7344 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7345 (Scan::global): Likewise.
7346 (Relocate::relocate): Likewise.
7347 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7348
7f5309a5
ILT		 73492009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7350
7351 * arm.cc (Arm_relocate_functions::got_prel) New function.
7352 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7353 (Relocate::relocate): Likewise.
7354 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7355
364c7fa5
ILT		 73562009-10-06 Ian Lance Taylor <iant@google.com>
7357
7358 * options.h (class General_options): Define
7359 split_stack_adjust_size parameter.
7360 * object.h (class Object): Add uses_split_stack_ and
7361 has_no_split_stack_ fields. Add uses_split_stack and
7362 has_no_split_stack accessor functions. Declare
7363 handle_split_stack_section.
7364 (class Reloc_symbol_changes): Define.
7365 (class Sized_relobj): Define Function_offsets. Declare
7366 split_stack_adjust, split_stack_adjust_reltype, and
7367 find_functions.
7368 * object.cc (Object::handle_split_stack_section): New function.
7369 (Sized_relobj::do_layout): Call handle_split_stack_section.
7370 * dynobj.cc (Sized_dynobj::do_layout): Call
7371 handle_split_stack_section.
7372 * reloc.cc (Sized_relobj::relocate_sections): Call
7373 split_stack_adjust for executable sections in split_stack
7374 objects. Pass reloc_map to relocate_section.
7375 (Sized_relobj::split_stack_adjust): New function.
7376 (Sized_relobj::split_stack_adjust_reltype): New function.
7377 (Sized_relobj::find_functions): New function.
7378 * target-reloc.h: Include "object.h".
7379 (relocate_section): Add reloc_symbol_changes parameter. Change
7380 all callers.
7381 * target.h (class Target): Add calls_non_split method. Declare
7382 do_calls_non_split virtual method. Declare match_view and
7383 set_view_to_nop.
7384 * target.cc: Include "elfcpp.h".
7385 (Target::do_calls_non_split): New function.
7386 (Target::match_view): New function.
7387 (Target::set_view_to_nop): New function.
7388 * gold.cc (queue_middle_tasks): Give an error if mixing
7389 split-stack and non-split-stack objects with -r.
7390 * i386.cc (Target_i386::relocate_section): Add
7391 reloc_symbol_changes parameter.
7392 (Target_i386::do_calls_non_split): New function.
7393 * x86_64.cc (Target_x86_64::relocate_section): Add
7394 reloc_symbol_changes parameter.
7395 (Target_x86_64::do_calls_non_split): New function.
7396 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7397 parameter.
7398 * powerpc.cc (Target_powerpc::relocate_section): Add
7399 reloc_symbol_changes parameter.
7400 * sparc.cc (Target_sparc::relocate_section): Add
7401 reloc_symbol_changes parameter.
7402 * configure.ac: Call AM_CONDITIONAL for the default target.
7403 * configure: Rebuild.
7404 * testsuite/Makefile.am (TEST_AS): New variable.
7405 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7406 (check_DATA): Add split_i386 and split_x86_64 files.
7407 (SPLIT_DEFSYMS): Define.
7408 (split_i386_[1234n].o): New targets.
7409 (split_i386_[124]): New targets.
7410 (split_i386_[1234r].stdout): New targets.
7411 (split_x86_64_[1234n].o): New targets.
7412 (split_x86_64_[124]): New targets.
7413 (split_x86_64_[1234r].stdout): New targets.
7414 (MOSTLYCLEANFILES): Add new executables.
7415 * testsuite/split_i386.sh: New file.
7416 * testsuite/split_x86_64.sh: New file.
7417 * testsuite/split_i386_1.s: New file.
7418 * testsuite/split_i386_2.s: New file.
7419 * testsuite/split_i386_3.s: New file.
7420 * testsuite/split_i386_4.s: New file.
7421 * testsuite/split_i386_n.s: New file.
7422 * testsuite/split_x86_64_1.s: New file.
7423 * testsuite/split_x86_64_2.s: New file.
7424 * testsuite/split_x86_64_3.s: New file.
7425 * testsuite/split_x86_64_4.s: New file.
7426 * testsuite/split_x86_64_n.s: New file.
7427 * testsuite/testfile.cc (Target_test): Update relocation_section
7428 function.
7429 * testsuite/Makefile.in: Rebuild.
7430
e8a9fcda
ILT		 74312009-10-06 Ian Lance Taylor <iant@google.com>
7432
7433 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7434 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7435 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7436 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7437 the address on ldo_addrs_.
7438 (Target_i386::Relocate::fix_up_ldo): New function.
7439
e99daf92
ILT		 74402009-10-06 Rafael Espindola <espindola@google.com>
7441
7442 * plugin.cc (add_input_library): New.
7443 (Plugin::load): Add add_input_library to tv.
7444 (Plugin_manager::add_input_file): Add the is_lib argument.
7445 (add_input_file): Update call to Plugin_manager::add_input_file.
7446 (add_input_library): New.
7447 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7448
966d4097
DK		 74492009-09-30 Doug Kwan <dougkwan@google.com>
7450
7451 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7452 symbol and call Symbol::may_need_copy_reloc to determine if
7453 a copy reloc is needed.
7454 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7455 nocopyreloc is given in command line.
7456 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7457 given in command line.
7458 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7459 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7460 of the removed Target_i386::may_need_copy_reloc.
7461 * options.h (copyreloc): New option with default value false.
7462 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7463 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7464 instead of the removed Target_powerpc::may_need_copy_reloc.
7465 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7466 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7467 instead of the removed Target_sparc::may_need_copy_reloc.
7468 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7469 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7470 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7471 instead of the removed Target_x86_64::may_need_copy_reloc.
7472
029ba973
ILT		 74732009-09-30 Ian Lance Taylor <iant@google.com>
7474
7475 * object.h (class Object): Remove target_ field, and target,
7476 sized_target, and set_target methods.
7477 (Object::sized_target): Remove.
7478 (class Sized_relobj): Update declarations. Remove sized_target.
7479 * object.cc (Sized_relobj::setup): Remove target parameter.
7480 Change all callers.
7481 (Input_objects::add_object): Don't do anything with the target.
7482 (make_elf_sized_object): Add punconfigured parameter. Change all
7483 callers. Set or test parameter target.
7484 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7485 Change all callers.
7486 * parameters.cc (Parameters::set_target): Change parameter type to
7487 be non-const.
7488 (Parameters::default_target): Remove.
7489 (set_parameters_target): Change parameter type to be non-const.
7490 (parameters_force_valid_target): New function.
7491 (parameters_clear_target): New function.
7492 * parameters.h (class Parameters): Update declarations. Remove
7493 default_target method. Add sized_target and clear_target
7494 methods. Change target_ to be non-const.
7495 (set_parameters_target): Update declaration.
7496 (parameters_force_valid_target): Declare.
7497 (parameters_clear_target): Declare.
7498 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7499 as NULL if we aren't searching.
7500 (Add_symbols::run): Don't check for compatible target.
7501 * fileread.cc (Input_file::open_binary): Call
7502 parameters_force_valid_target.
7503 * gold.cc (queue_middle_tasks): Likewise.
7504 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7505 set_target on object.
7506 * dynobj.h (class Sized_dynobj): Update declarations.
7507 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7508 make_elf_object returns NULL.
7509 (Archive::include_member): Don't check whether object target is
7510 compatible.
7511 * output.cc (Output_section::add_input_section): Get target from
7512 parameters.
7513 (Output_section::relax_input_section): Likewise.
7514 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7515 parameters.
7516 (Sized_relobj::do_scan_relocs): Likewise.
7517 (Sized_relobj::relocate_sections): Likewise.
7518 * resolve.cc (Symbol_table::resolve): Likewise.
7519 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7520 parameter. Change all callers.
7521 (Symbol_table::add_from_object): Get target from parameters.
7522 (Symbol_table::add_from_relobj): Don't check object target.
7523 (Symbol_table::add_from_dynobj): Likewise.
7524 (Symbol_table::define_special_symbol): Get target from
7525 parameters.
7526 * symtab.h (class Symbol_table): Update declaration.
7527 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7528 parameter. Change all callers. Clear parameter target.
7529 (Binary_test): Test target here.
7530 * testsuite/object_unittest.cc (gold_testsuite): Remove
7531 target_test_pointer parameter. Change all callers.
7532 (Object_test): Test target here.
7533
a6a22b83
ILT		 75342009-09-26 Ian Lance Taylor <iant@google.com>
7535
7536 * testsuite/initpri1.c: Don't try to use constructor priorities if
7537 compiling with gcc before 4.3.
7538
6a8f49fe
ILT		 75392009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7540
7541 * testsuite/retain_symbols_file_test.sh (check_present): Change
7542 output file name to retain_symbols_file_test.stdout.
7543 (check_absent): Likewise.
7544
8c604651
CS		 75452009-09-18 Craig Silverstein <csilvers@google.com>
7546
7547 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7548 * options.cc: Include <cerrno> and <fstream>.
7549 (General_options::finalize): Parse -retain-symbols-file tag.
7550 * options.h: New flag.
7551 (General_options): New method should_retain_symbol, new
7552 variable symbols_to_retain.
7553 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7554 should_retain_symbol map.
7555 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7556 * testsuite/Makefile.in: Regenerate.
7557 * testsuite/retain_symbols_file_test.sh: New file.
7558
ca58b19f
NC		 75592009-09-18 Nick Clifton <nickc@redhat.com>
7560
7561 * po/es.po: Updated Spanish translation.
7562
20e6d0d6
DK		 75632009-09-17 Doug Kwan <dougkwan@google.com>
7564
7565 * debug.h (DEBUG_RELAXATION): New constant.
7566 (DEBUG_ALL): Add DEBUG_RELAXATION.
7567 (debug_string_to_enum): Add relaxation debug option.
7568 * layout.cc
7569 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7570 Layout::Relaxation_debug_check::read_sections,
7571 Layout::Relaxation_debug_check::read_sections): New method definitions.
7572 (Layout::Layout): Initialize data members
7573 record_output_section_data_from_scrips_,
7574 script_output_section_data_list_ and relaxation_debug_check_.
7575 (Layout::save_segments, Layout::restore_segments,
7576 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7577 Layout::relaxation_loop_body): New method definitions.
7578 (Layout::finalize): Support relaxation. Move section layout code to
7579 Layout::relaxation_loop_body.
7580 (Layout::set_asection_address_from_script): Move code for orphan
7581 section placement out.
7582 (Layout::place_orphan_sections_in_script): New method definition.
7583 * layout.h (Output_segment_headers, Output_file_header):
7584 New forward class declarations.
7585 (Layout::~Layout): Define.
7586 (Layout::new_output_section_data_from_script): New method definition.
7587 (Layout::place_orphan_sections_in_script): New method declaration.
7588 (Layout::Segment_states): New type declaration.
7589 (Layout::save_segments, Layout::restore_segments,
7590 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7591 Layout::relaxation_loop_body): New method declarations.
7592 (Layout::Output_section_data_list): New type declaration.
7593 (Layout::Relaxation_debug_check): New class definition.
7594 (Layout::record_output_section_data_from_script_,
7595 Layout::script_output_section_data_list_, Layout::segment_states_,
7596 Layout::relaxation_debug_check_): New data members.
7597 * output.cc: (Output_section_headers::do_size): New method definition.
7598 (Output_section_headers::Output_section_headers): Move size
7599 computation to Output_section_headers::do_size.
7600 (Output_segment_headers::do_size): New method definition.
e1df38aa 7601 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7602 Output_file_header::do_size and call it.
7603 (Output_file_header::do_size): New method definition.
7604 (Output_data_group::Output_data_group): Adjust call to
7605 Output_section_data.
7606 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7607 (Output_symtab_xindex::do_write): Add array bound check.
7608 (Output_section::Input_section::print_to_mapfile): Handle
7609 RELAXED_INPUT_SECTION_CODE.
7610 (Output_section::Output_section): Initialize data member checkpoint_.
7611 (Output_section::~Output_section): Delete checkpoint object pointed
7612 by checkpoint_.
7613 (Output_section::add_input_section): Always add an Input_section if
7614 relaxing.
7615 (Output_section::add_merge_input_section): Add assert.
7616 (Output_section::relax_input_section): New method definition.
7617 (Output_section::set_final_data_size): Set load address to zero for
7618 an unallocated section.
7619 (Output_section::do_address_and_file_offset_have_reset_values):
7620 New method definition.
7621 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7622 Handle relaxed input section.
7623 (Output_section::sort_attached_input_sections): Checkpoint input
7624 section list lazily.
7625 (Output_section::get_input_sections): Change type of input_sections to
7626 list of Simple_input_section pointers. Checkpoint input section list
7627 lazily. Also handle relaxed input sections.
7628 (Output_section::add_input_section_for_script): Take a reference to
7629 a Simple_input_section object instead of Relobj pointer and section
7630 index as parameter. Handle relaxed input sections.
7631 (Output_section::save_states, Output_section::restore_states): New
7632 method definitions.
7633 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7634 (Output_data::is_data_size_fixed): New method definition.
7635 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7636 if it is fixed.
7637 (Output_data::address_and_file_offset_have_reset_values): New method
7638 definition.
7639 (Output_data::do_address_and_file_offset_have_reset_values): New method
7640 definition.
7641 (Output_data::set_data_size): Check that data size is not fixed.
7642 (Output_data::fix_data_size): New method definition.
7643 (Output_data::is_data_size_fixed_): New data member.
7644 (Output_section_headers::set_final_data_size): New method definition.
7645 (Output_section_headers::do_size): New method declaration.
7646 (Output_segment_headers::set_final_data_size): New method definition.
7647 (Output_segment_headers::do_size): New method declaration.
7648 (Output_file_header::set_final_data_size)::New method definition.
7649 (Output_file_header::do_size)::New method declaration.
7650 (Output_section_data::Output_section_data): Add new parameter
7651 is_data_size_fixed and use it to fix data size.
7652 (Output_data_const::Output_data_const): Adjust call to base class
7653 constructor and fix data size.
7654 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7655 base class constructor and fix data size.
7656 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7657 base class constructor and fix data size.
7658 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7659 class constructor and fix data size.
7660 (Output_data_group::set_final_data_size): New method definition.
7661 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7662 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7663 class constructor and fix data size.
7664 (Output_relaxed_input_section): New class definition.
7665 (Output_section::Simple_input_section): New class definition.
7666 (Output_section::get_input_sections): Adjust parameter list.
7667 (Output_section::add_input_section_for_script): Same.
7668 (Output_section::save_states, Output_section::restore_states,
7669 Output_section::do_address_and_file_offset_have_reset_values,
7670 (Output_section::Input_section::Input_section): Handle
7671 RELAXED_INPUT_SECTION_CODE. Add new overload for
7672 Output_relaxed_input_section.
7673 (Output_section::Input_section::is_input_section,
7674 Output_section::Input_section::set_output_section): Handle relaxed
7675 input section.
7676 (Output_section::Input_section::is_relaxed_input_section,
7677 Output_section::Input_section::output_section_data,
7678 Output_section::Input_section::relaxed_input_section): New method
7679 definitions.
7680 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7681 value.
7682 (Output_section::Input_section::u1_): Update comments.
7683 (Output_section::Input_section::u2_): Add new union member poris.
7684 (Output_section::Checkpoint_output_section): New classs definition.
7685 (Output_section::relax_input_section): New method declaration.
7686 (Output_section::checkpoint_): New data member.
7687 (Output_segment): Update comments.
7688 (Output_segment::Output_segment): Un-privatize copy constructor.
7689 (Output_segment::operator=): Un-privatize.
7690 * script-sections.cc (Output_section_element::Input_section_list):
7691 Change element type to Output_section::Simple_input_section.
7692 (Output_section_element_dot_assignment::set_section_addresses):
7693 Register output section data for relaxation clean up.
7694 (Output_data_exression::Output_data_expression): Adjust call to base
7695 constructor to fix data size.
7696 (Output_section_element_data::set_section_addresses): Register
7697 Output_data_expression object for relaxation clean up.
7698 (struct Input_section_info): Replace Relobj pointer and section index
7699 pair with Output_section::Simple_input_section and Convert struct to a
7700 class.
7701 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7702 Input_section_info data member to use accessors.
20e6d0d6
DK		 7703 (Output_section_element_input::set_section_addresses): Use layout
7704 parameter. Adjust code to use Output_section::Simple_input_section
7705 and Input_secction_info classes. Register filler for relaxation
7706 clean up.
7707 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7708 and section index pair with Output_section::Simple_input_section
7709 class. Adjust code accordingly.
7710 (Phdrs_element::release_segment): New method definition.
7711 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7712 segment list.
7713 (Script_sections::release_segments): New method definition.
7714 * gold/script-sections.h (Script_sections::release_segments): New
7715 method declaration.
7716 * gold/target.h (Target::may_relax, Target::relax,
7717 Target::do_may_relax, Target::do_relax): New method definitions.
7718
5e445df6
ILT		 77192009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7720
7721 * arm.cc (has_signed_unsigned_overflow): New function.
7722 (Arm_relocate_functions::abs8): New function.
7723 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7724 (Target_arm::Scan::global): Likewise.
7725 (Target_arm::relocate::relocate): Likewise.
7726 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7727 Likewise.
7728
8c604651 77292009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7730
7731 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7732 * testsuite/Makefile.in: Regenerate.
7733
1e9cc1c2
NC		 77342009-09-11 Nick Clifton <nickc@redhat.com>
7735
7736 * po/gold.pot: Updated by the Translation project.
7737
6a89f575
CC		 77382009-09-08 Cary Coutant <ccoutant@google.com>
7739
7740 * output.cc (Output_file::open): Add execute permission to empty file.
7741 * testsuite/Makefile.am (permission_test): New test.
7742 * testsuite/Makefile.in: Regenerate.
7743
fdcac5af
ILT		 77442009-09-02 Ian Lance Taylor <iant@google.com>
7745
7746 * output.cc (Output_file::resize): Call map_no_anonymous rather
7747 than map.
7748
44453f85
ILT		 77492009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7750
7751 * gold.cc: Include "incremental.h".
7752 (queue_initial_tasks): Call Incremental_checker methods.
7753 * incremental.cc: Include "output.h".
7754 (Incremental_checker::can_incrementally_link_output_file): New
7755 method.
7756 * incremental.h (Incremental_checker): New class.
7757
7758 * output.cc (Output_file::open_for_modification): New method.
7759 (Output_file::map_anonymous): Changed return type to bool. Record
7760 map in base_ field.
7761 (Output_file::map_no_anonymous): New method, broken out of map.
7762 (Output_file::map): Use map_no_anonymous and map_anonymous.
7763 * output.h (class Output_file): Update declarations.
7764
293c1386
CC		 77652009-08-24 Cary Coutant <ccoutant@google.com>
7766
7767 * options.h (Command_line::Pre_options): New class.
7768 (Command_line::pre_options): New member.
7769 * options.cc (gold::options::ready_to_register): New variable.
7770 (One_option::register_option): Do nothing if not registering options.
7771 Assert if same short option registered twice.
7772 (General_options::General_options): Turn off option registration when
7773 done constructing.
7774 (Command_line::Pre_options::Pre_options): New constructor.
7775
f773f3d2
CC		 77762009-08-24 Cary Coutant <ccoutant@google.com>
7777
06a73cfe
CC		 7778 * options.h (General_options::no_keep_memory): Remove incorrect
7779 short option.
f773f3d2 7780
a15af8e2
RW		 77812009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7782
7783 * Makefile.am (am__skiplex, am__skipyacc): New.
7784 * Makefile.in: Regenerate.
7785
c462b41b
RW		 77862009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7787
14ec8efd
RW		 7788 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7789 (INCLUDES): ... this.
7790 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7791 (AM_CPPFLAGS): Renamed from ...
7792 (INCLUDE): ... this.
7793 * Makefile.in, testsuite/Makefile.in: Regenerate.
7794
81ecdfbb
RW		 7795 * Makefile.in: Regenerate.
7796 * aclocal.m4: Likewise.
7797 * config.in: Likewise.
7798 * configure: Likewise.
7799 * testsuite/Makefile.in: Likewise.
7800
c462b41b
RW		 7801 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7802 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7803 * Makefile.in: Regenerate.
7804 * testsuite/Makefile.in: Regenerate.
7805
2da73f13
CC		 78062009-08-19 Cary Coutant <ccoutant@google.com>
7807
7808 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7809 symbols in shared libraries overridden by hidden or internal symbols
7810 in the main program.
7811
2db70501
CD		 78122009-08-19 Chris Demetriou <cgd@google.com>
7813
7814 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7815 checking source file names in error messages.
7816
f733487b
DK		 78172009-08-18 Doug Kwan <dougkwan@google.com>
7818
7819 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7820 an elcpp::Ehdr as parameter. Adjust call to set_target.
7821 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7822 an elfcpp::Ehdr as parameter.
7823 * object.cc (Object::set_target): Remove the version that looks up
7824 a target and sets it.
7825 (Sized_relobj::setup): Take a Target object instead of
7826 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7827 (make_elf_sized_object): Find target and ask target to
7828 make an ELF object.
7829 * object.h: (Object::set_target): Remove the version that looks up
7830 a target and sets it.
7831 (Sized_relobj::setup): Take a Target object instead of
7832 an elfcpp:Ehdr as parameter.
7833 * target.cc: Include dynobj.h.
7834 (Target::do_make_elf_object_implementation): New.
7835 (Target::do_make_elf_object): New.
7836 * target.h (Target::make_elf_object): New template declaration.
7837 (Target::do_make_elf_object): New method declarations.
7838 (Target::do_make_elf_object_implementation): New template declaration.
7839
cc70f101
ILT		 78402009-08-14 Ian Lance Taylor <iant@google.com>
7841
7842 * gold.h (FUNCTION_NAME): Define.
7843 (gold_unreachable): Use FUNCTION_NAME.
7844
ef5e0cb1
ST		 78452009-08-12 Sriraman Tallam <tmsriram@google.com>
7846
7847 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7848 symbol in the --keep-unique list is not found.
7849
48c187ce
ST		 78502009-08-12 Sriraman Tallam <tmsriram@google.com>
7851
7852 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7853 been maked as --keep-unique.
7854 (Icf::unfold_section): New function.
7855 * icf.h (Icf::unfold_section): New function.
7856 * options.h (General_options::keep_unique): New option.
7857 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7858 * testsuite/Makefile.in: Regenerate.
7859 * testsuite/icf_keep_unique_test.sh: New file.
7860 * testsuite/icf_keep_unique_test.cc: New file.
7861
645afe0c
CC		 78622009-08-12 Cary Coutant <ccoutant@google.com>
7863
7864 PR 10471
7865 * resolve.cc (Symbol_table::resolve): Check for references from
7866 dynamic objects to hidden and internal symbols.
7867 * testsuite/Makefile.am (hidden_test.sh): New test.
7868 * testsuite/Makefile.in: Regenerate.
7869 * testsuite/hidden_test.sh: New script.
7870 * testsuite/hidden_test_1.c: New test source.
7871 * testsuite/hidden_test_main.c: New test source.
7872
11af873f
DK		 78732009-08-11 Doug Kwan <dougkwan@google.com>
7874
7875 * arm.cc: Update comments.
7876 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7877 segment to locate the .ARM.exidx section if present.
7878
b9f7d72d
DK		 78792009-08-09 Doug Kwan <dougkwan@google.com>
7880
7881 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7882 patch.
7883
ddd3c53c
ST		 78842009-08-07 Sriraman Tallam <tmsriram@google.com>
7885 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7886 compiler warnings.
7887
27721062
ST		 78882009-08-06 Sriraman Tallam <tmsriram@google.com>
7889
7890 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7891 valid tls_segment only for non-debug-section relocations.
7892 * testsuite/Makefile.am: Add gc_tls_test.
7893 * testsuite/Makefile.in: Regenerate.
7894 * testsuite/gc_tls_test.cc: New file.
7895 * testsuite/gc_tls_test.sh: New file.
7896
ef15dade 78972009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 7898
ef15dade
ST		 7899 * icf.cc: New file.
7900 * icf.h: New file.
7901 * Makefile.am (CCFILES): Add icf.cc.
7902 (HFILES): Add icf.h
7903 * Makefile.in: Regenerate.
7904 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7905 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7906 section, symbol and addend information for the relocs.
7907 * gold.cc (queue_middle_tasks): Call identical code folding.
7908 * gold.h: Add defines for multimap.
7909 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7910 to the call of finalize_local_symbols.
7911 * main.cc (main): Create object of class Icf.
7912 * object.cc (Sized_relobj::do_layout): Allow this function to be
7913 called twice during icf.
7914 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7915 to sections marked as identical by icf.
7916 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7917 when available.
7918 (Sized_relobj::do_section_entsize): New function.
7919 * object.h (Object::section_entsize): New function.
7920 (Object::do_section_entsize): New pure virtual function.
7921 (Relobj::finalize_local_symbols): Add new parameter.
7922 (Relobj::do_section_entsize): New function.
7923 * options.h (General_options::icf): New option.
7924 (General_options::icf_iterations): New option.
7925 (General_options::print_icf_sections): New option.
7926 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7927 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7928 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7929 icf.
7930 * symtab.cc (Symbol_table::is_section_folded): New function.
7931 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7932 to sections marked as identical by icf.
7933 * symtab.h (Symbol_table::set_icf): New function.
7934 (Symbol_table::icf): New function.
7935 (Symbol_table::is_section_folded): New function.
7936 (Symbol_table::icf_): New data member.
7937 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7938 * testsuite/Makefile.am: Add commands to build icf_test.
7939 * testsuite/Makefile.in: Regenerate.
7940 * testsuite/icf_test.sh: New file.
7941 * testsuite/icf_test.cc: New file.
7942
c3b65ac4
CD		 79432009-07-24 Chris Demetriou <cgd@google.com>
7944
7945 * layout.cc (is_compressible_debug_section): Fix incorrect
7946 comment about compressed section names.
7947
1caf2c51
ILT		 79482009-07-20 Ian Lance Taylor <ian@airs.com>
7949
7950 PR 10419
7951 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7952
1ef4d87f
ILT		 79532009-07-16 Ian Lance Taylor <iant@google.com>
7954
7955 PR 10400
7956 * layout.h: #include <map>.
7957 (class Kept_section): Change from struct to class. Add accessors
7958 and setters. Add section size to Comdat_group mapping. Change
7959 Comdat_group to std::map. Add is_comdat_ field. Add
7960 linkonce_size field in union.
7961 (class Layout): Update declaration of find_or_add_kept_section.
7962 Don't declare find_kept_object.
7963 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7964 parameter. Add object, shndx, is_comdat, and is_group_name
7965 parameters. Change all callers. Adjust for new Kept_section.
7966 (Layout::find_kept_object): Remove.
7967 * object.cc (Sized_relobj::include_section_group): Update use of
7968 Kept_section. Rename secnum to shndx. Only record
7969 Kept_comdat_section if sections are the same size.
7970 (Sized_relobj::include_linkonce_section): Update use of
7971 Kept_section. Only record Kept_comdat_section if sections are the
7972 same size. Set size of linkonce section.
7973 (Sized_relobj::map_to_kept_section): Update call to
7974 get_kept_comdat_section.
7975 * object.h (class Sized_relobj): Rename fields in
7976 Kept_comdat_section to drop trailing underscores; change object
7977 field to Relobj*. Change Kept_comdat_section_table to store
7978 struct rather than pointer.
7979 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7980 Add kept_object and kept_shndx parameters. Change all callers.
7981 (Sized_relobj::get_kept_comdat_section): Change return type to
7982 bool. Add kept_object and kept_shndx parameters. Change all
7983 callers.
7984 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7985 Layout::find_or_add_kept_section.
7986
37c3b7b0
ILT		 79872009-07-09 Ian Lance Taylor <iant@google.com>
7988
7989 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7990 Reserve space in the hash table.
7991
98fa85cb
ILT		 79922009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7993
7994 * fileread.cc (File_read::get_mtime): New method.
7995 * fileread.h (Timespec): New structure.
7996 (File_read::get_mtime): New method.
7997 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7998 Renamed from timestamp_nsec.
7999 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8000 Elf_Xword.
e1df38aa 8001 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8002 timestamp_nsec.
e1df38aa 8003 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8004 (Incremental_inputs::report_obejct): Save mtime; style fix.
8005 (Incremental_inputs::report_script): Save mtime; style fix.
8006 (Incremental_inputs::finalize_inputs): Style fix.
8007 (Incremental_inputs::finalize): Style fix.
8008 (Incremental_inputs::create_input_section_data): Store inputs
8009 mtime.
8010 * incremental.h (Incremental_inputs::report_script): Add mtime
8011 argument.
8012 (Incremental_inputs::Input_info::Input_info): Intialize only one
8013 union member.
8014 (Incremental_inputs::Input_info::archive): Move to nameless
8015 union.
8016 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8017 (Incremental_inputs::Input_info::script): Move to nameless union.
8018 (Incremental_inputs::mtime): New field.
8019 * script.cc (read_input_script): Pass file mtime to
8020 Incremental_input.
8021 * script.h (Script_info::inputs): Style fix.
8022
c9d70757
ILT		 80232009-07-01 Ian Lance Taylor <ian@airs.com>
8024
8025 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8026 instead of 32.
8027
9c547ec3
ILT		 80282009-06-24 Ian Lance Taylor <iant@google.com>
8029
8030 PR 10156
8031 * layout.cc (Layout::choose_output_section): If we find an
8032 existing section, update the flags.
8033 (Layout::create_notes): New function, broken out of
8034 Layout::finalize.
8035 (Layout::finalize): Don't create note sections.
8036 (Layout::create_note): Don't crash if linker script discards
8037 section.
8038 (Layout::create_gold_note): Likewise.
8039 (Layout::create_build_id): Likewise. Don't set
8040 after_input_sections on the section.
8041 (Layout::create_executable_stack_info): Remove target parameter.
8042 Change caller.
8043 * layout.h (class Layout): Declare create_notes. Update
8044 declaration of create_executable_stack_info.
8045 * gold.cc (queue_middle_tasks): Call create_notes.
8046 * output.cc (Output_section::update_flags_for_input_section): Move
8047 here from output.h. If SHF_ALLOC flag is newly set, mark address
8048 invalid.
8049 * output.h (Output_data::mark_address_invalid): New function.
8050 (class Output_section): Only declare, not define,
8051 update_flags_for_input_section. Remove set_flags.
8052
55458500
ILT		 80532009-06-24 Ian Lance Taylor <iant@google.com>
8054
8055 * script-sections.cc (Output_section_definition::
8056 set_section_addresses): Rename shadowing local load_address to
8057 laddr.
8058
1307d6cd
ILT		 80592009-06-24 Ian Lance Taylor <iant@google.com>
8060
8061 PR 10244
8062 * reloc.cc (relocate_sections): Skip empty relocation sections.
8063
ec3f783e
ILT		 80642009-06-23 Ian Lance Taylor <iant@google.com>
8065
8066 PR 10156
8067 * layout.cc (Layout::create_note): Use choose_output_section
8068 rather than make_output_section.
8069
459c9f1c
ILT		 80702009-06-23 Ian Lance Taylor <iant@google.com>
8071
8072 PR 10237
8073 * options.cc (General_options::parse_V): Set printed_version_.
8074 (General_options::General_options): Initialize printed_version_.
8075 * options.h (class General_options): Add printed_version_ field.
8076 * gold.cc (queue_initial_tasks): If there are no input files,
8077 don't give a fatal error if we printed the version information.
8078 (queue_middle_tasks): If using -r with a shared object, give a
8079 fatal error rather than an ordinary error.
8080
1518dc8f
ILT		 80812009-06-23 Ian Lance Taylor <iant@google.com>
8082
8083 PR 10219
8084 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8085 (Layout::make_output_section): Set have_stabstr_section_ if we see
8086 a .stab*str section.
8087 (Layout::finalize): Call link_stabs_sections.
8088 (Layout::link_stabs_sections): New file.
8089 * layout.h (class Layout): Add have_stabstr_section_ field.
8090 Declare link_stabs_sections.
8091
3d857b98
DK		 80922009-06-23 Doug Kwan <dougkwan@google.com>
8093
8094 * Makefile.am (libgold_a_LIBADD): New.
8095 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8096 * Makefile.in: Regenerate.
8097 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8098 * configure: Regenerate.
8099 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8100 * fileread.cc: Include sys/state.h
8101 * gold.h: Declare memmem and strndup if found missing.
8102 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8103
0639a6f6
ILT		 81042009-06-23 Ian Lance Taylor <iant@google.com>
8105
8106 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8107 * configure: Rebuild.
8108
8d63875c
ILT		 81092009-06-23 Ian Lance Taylor <iant@google.com>
8110
8111 PR 10147
8112 * object.cc (Object::section_contents): Don't try to get a view if
8113 the section has length zero.
8114 (Object::handle_gnu_warning_section): If the section is empty, use
8115 the name of the section as the warning.
8116
f7c8a183
ILT		 81172009-06-23 Ian Lance Taylor <iant@google.com>
8118
8119 PR 10133
8120 * stringpool.h (class Stringpool_template): Add optimize_ field.
8121 (Stringpool_template::set_optimize): New function.
8122 * stringpool.cc (Stringpool_template::Stringpool_template):
8123 Initialize optimize_ field.
8124 (Stringpool_template::set_string_offsets): Test local optimize
8125 fild rather than parameter.
8126 * layout.cc (Layout::Layout): Call set_optimize on the section
8127 name stringpool.
8128
e6a307ba
ILT		 81292009-06-22 Ian Lance Taylor <iant@google.com>
8130
8131 PR 10030
8132 * yyscript.y: Parse TARGET.
8133 * script.cc (script_set_target): New function.
8134 * script-c.h (script_set_target): Declare.
8135 * options.cc (General_options::string_to_object_format): Rename
8136 from string_to_object_format in anonymous namespace. Change
8137 callers.
8138 * options.h (class General_options): Declare
8139 string_to_object_format.
8140
3ee173de
ILT		 81412009-06-22 Ian Lance Taylor <iant@google.com>
8142
8143 * script-sections.cc (Script_sections::create_segments): Don't put
8144 program headers in a PT_LOAD segment if -n or -N.
8145
81462009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8147
8148 PR 10141
8149 * options.h (class General_options): Add -z lazy and -z now. Sort
8150 -z options into alphabetical order.
8151 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8152
cd6739a1 81532009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8154
8155 * layout.cc (Layout::make_output_section): Call
8156 Target::new_output_section.
8157 (Layout::attach_allocated_section_to_segment): Put large section
8158 sections in a separate load segment with the large segment flag
8159 set.
8160 (Layout::segment_precedes): Sort large data segments after other
8161 load segments.
8162 (align_file_offset): New static function.
8163 (Layout::set_segment_offsets): Use align_file_offset.
8164 * output.h (class Output_section): Add is_small_section_ and
8165 is_large_section_ fields.
8166 (Output_section::is_small_section): New function.
8167 (Output_section::set_is_small_section): New function.
8168 (Output_section::is_large_section): New function.
8169 (Output_section::set_is_large_section): New function.
8170 (Output_section::is_large_data_section): New function.
8171 (class Output_segment): Add is_large_data_segment_ field.
8172 (Output_segment::is_large_data_segment): New function.
8173 (Output_segment::set_is_large_data_segment): New function.
8174 * output.cc (Output_section::Output_section): Initialize new
8175 fields.
8176 (Output_segment::Output_segment): Likewise.
8177 (Output_segment::add_output_section): Add assertion that large
8178 data sections always go in large data segments. Force small data
8179 sections to the end of the list of data sections. Force small BSS
8180 sections to the start of the list of BSS sections. For large BSS
8181 sections to the end of the list of BSS sections.
8182 * symtab.h (class Symbol): Declare is_common_shndx.
8183 (Symbol::is_defined): Check Symbol::is_common_shndx.
8184 (Symbol::is_common): Likewise.
8185 (class Symbol_table): Define enum Commons_section_type. Update
8186 declarations. Add small_commons_ and large_commons_ fields.
8187 * symtab.cc (Symbol::is_common_shndx): New function.
8188 (Symbol_table::Symbol_table): Initialize new fields.
8189 (Symbol_table::add_from_object): Put small and large common
8190 symbols in the right list.
8191 (Symbol_table::sized_finalized_symbol): Check
8192 Symbol::is_common_shndx.
8193 (Symbol_table::sized_write_globals): Likewise.
8194 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8195 common symbol lists. Don't call do_allocate_commons_list if the
8196 list is empty.
8197 (Symbol_table::do_allocate_commons_list): Remove is_tls
8198 parameter. Add comons_section_type parameter. Change all
8199 callers. Handle small and large common symbols.
8200 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8201 Symbol::is_common_shndx.
8202 * resolve.cc (symbol_to_bits): Likewise.
8203 * target.h (Target::small_common_shndx): New function.
8204 (Target::small_common_section_flags): New function.
8205 (Target::large_common_shndx): New function.
8206 (Target::large_common_section_flags): New function.
8207 (Target::new_output_section): New function.
8208 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8209 small_common_section_flags, and large_common_section_flags
8210 fields.
8211 (Target::do_new_output_section): New virtual function.
8212 * arm.cc (Target_arm::arm_info): Initialize new fields.
8213 * i386.cc (Target_i386::i386_info): Likewise.
8214 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8215 Likewise.
8216 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8217 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8218 (Target_x86_64::do_new_output_section): New function.
8219 * configure.ac: Define conditional MCMODEL_MEDIUM.
8220 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8221 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8222 (large_LDFLAGS): Define.
8223 * testsuite/large.c: New file.
8224 * testsuite/testfile.cc (Target_test::test_target_info):
8225 Initialize new fields.
8226 * configure, testsuite/Makefile.in: Rebuild.
8227
bb04269c
DK		 82282009-06-05 Doug Kwan <dougkwan@google.com>
8229
8230 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8231 * Makefile.in: Regenerate.
bb04269c
DK		 8232 * i386.cc (class Target_i386): Define new virtual method to
8233 override do_is_local_label_name in parent.
8234 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8235 local symbols if --discard-locals or -X is given.
8236 * options.h (class General_options): Declare new options
8237 '--discard-locals' and '-X' for discarding locals.
8238 * target.h (class Target): Define new methods is_local_label_name.
8239 Declare new virtual method do_is_local_label_name.
8240 * target.cc: New file.
8241 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8242 (check_SCRIPTS): Add discard_locals_test.sh.
8243 (check_DATA): Add discard_local_tests.syms.
8244 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8245 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8246 * testsuite/Makefile.in: Regenerate.
8247 * testsuite/discard_locals_test.c: New file.
8248 * testsuite/discard_locals_test.sh: Same.
8249
805bb01c
DK		 82502009-06-05 Doug Kwan <dougkwan@google.com>
8251
8252 * object.cc (Sized_relobj::Sized_relobj): Initialize
8253 discarded_eh_frame_shndx_ to -1U.
8254 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8255 section.
8256 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8257 a discarded .eh_frame section.
8258 (Sized_relobj::do_finalize_local_symbols): Ditto.
8259 * object.h (class Sized_relobj): Declare new member
8260 discarded_eh_frame_shndx_.
8261 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8262 (local_labels_test.o, local_labels_test): New rules.
8263 * testsuite/Makefile.in: Regenerate.
8264
1dcd334d
DK		 82652009-06-04 Doug Kwan <dougkwan@google.com>
8266
8267 * layout.cc (Layout::section_name_mapping): Add mapping for
8268 special ARM sections.
8269
96d49306
DK		 82702009-06-03 Doug Kwan <dougkwan@google.com>
8271
8272 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8273 (utils::has_overflow): Same.
8274
dff16297
ILT		 82752009-06-03 Ian Lance Taylor <iant@google.com>
8276
8277 * layout.cc (Layout::section_name_mapping): New array, replacing
8278 Layout::linkonce_mapping.
8279 (Layout::section_name_mapping_count): New variable, replacing
8280 Layout::linkonce_mapping_count.
8281 (Layout::linkonce_output_name): Remove.
8282 (Layout::output_section_name): Rewrite.
8283 * layout.h (class Layout): Rename Linkonce_mapping to
8284 Section_name_mapping, linkonce_mapping to section_name_mapping,
8285 linkonce_mapping_count to section_name_mapping_count. Don't
8286 declare linkonce_output_name.
8287
c121c671
DK		 82882009-06-03 Doug Kwan <dougkwan@google.com>
8289
8290 * gold/arm.cc (namespace utils): New.
8291 (Target_arm::reloc_is_non_pic): Define new method.
8292 (class Arm_relocate_functions): New.
8293 (Target_arm::Relocate::relocate): Handle relocation types used by
8294 Android.
8295
07800fab
ILT		 82962009-06-03 Ian Lance Taylor <iant@google.com>
8297
8298 * arm.cc (Target_arm::scan::global): Use || instead of |.
8299
c121c671
DK		 83002009-06-02 Doug Kwan <dougkwan@google.com>
8301
8302 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8303 issued_non_pic_error_.
8304 (class Target_arm::Scan): Declare new method check_non_pic.
8305 Define new method symbol_needs_plt_entry.
8306 Declare new data member issued_non_pic_error_.
8307 (class Target_arm::Relocate): Declare new method
8308 should_apply_static_reloc.
8309 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8310 (Target_arm::Scan::check_non_pic): Define new method.
8311 (Target_arm::Scan::local): Handle a small subset of reloc types used
8312 by Android.
8313 (Target_arm::Scan::local): Same.
8314 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8315
b19b0c6d
ILT		 83162009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8317
8318 * incremental.cc (Incremental_inputs::report_command_line): Filter
8319 out --incremental-* options.
8320
94cdfcff
DK		 83212009-05-29 Doug Kwan <dougkwan@google.com>
8322
8323 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8324 template class.
8325 (class Target_arm): Update comment.
8326 (Target_arm::Target_arm): Initialize new data members GOT_,
8327 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8328 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8329 and Target_arm::rel_dyn_section.
8330 Declare new_enum Target_arm::Got_type.
8331 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8332 and DYNBSS_.
8333 Update commments for member do_dynsym_value.
8334 (Target_arm::got_size, Target_arm::plt_section,
8335 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8336 new methods inside class defintion.
8337 (Target_arm::got_section): Define new method.
8338 (Target_arm::rel_dyn_section): Same.
8339 (Output_data_plt_arm): New template class.
8340 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8341 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8342 (Output_data_plt_arm::add_entry): Same.
8343 (Output_data_plt_arm::first_plt_entry): Define new
8344 static data member for PLT instruction template.
8345 (Output_data_plt_arm::plt_entry): Same.
8346 (Output_data_plt_arm::do_write): Define new method.
8347 (Target_arm::make_plt_entry): Same.
8348 (Target_arm::do_finalize_sections): Same.
8349 (Target_arm::do_dynsym_value): Same.
8350
4a657b0d
DK		 83512009-05-28 Doug Kwan <dougkwan@google.com>
8352
8353 * Makefile.am (TARGETSOURCES): Add arm.cc.
8354 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8355 * Makefile.in: Regenerate.
8356 * arm.cc: New file.
8357 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8358
e7ae8c36
DK		 83592009-05-26 Doug Kwan <dougkwan@google.com>
8360
8361 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8362 (General_options::check_excluded_libs): Strip off directories in
8363 archive name before matching like GNU ld does.
8364 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8365 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8366 (exclude_libs_test_LDFLAGS): Add linker option
8367 -Wl,--exclude-libs,libexclude_libs_test_3
8368 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8369 an explicit archive without using -l.
8370 (alt/libexclude_libs_test_3.a): New make rule.
8371 * testsuite/Makefile.in: Regenerate.
8372 * testsuite/exclude_libs_test.c : Declare lib3_default().
8373 (main): Call it.
8374 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8375 * exclude_libs_test_3.c: New file.
8376
f12e7348
NC		 83772009-05-26 Nick Clifton <nickc@redhat.com>
8378
8379 * po/id.po: New Indonesian translation.
8380 * po/gold.pot: Updated template file.
8381
4daadc0d
ST		 83822009-05-22 Sriraman Tallam <tmsriram@google.com>
8383
e1df38aa 8384 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8385 gc_comdat_test files. Add -Wl,--gc-sections to build
8386 gc_comdat_test.
8387 * testsuite/Makefile.in: Regenerate.
8388 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8389
531813ad
ST		 83902009-05-21 Sriraman Tallam <tmsriram@google.com>
8391
8392 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8393 kept comdat section was garbage collected.
8394 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8395 * testsuite/Makefile.in: Regenerate.
8396 * testsuite/gc_comdat_test.sh: New file.
8397 * testsuite/gc_comdat_test_1.cc: New file.
8398 * testsuite/gc_comdat_test_2.cc: New file.
8399
65514900
CC		 84002009-05-19 Doug Kwan <dougkwan@google.com>
8401
8402 * archive.cc (Archive::Archive): Move constructor from archive.h
8403 to here. Initialize no_export_.
8404 (Archive::get_elf_object_for_member): Set no_export flag of object.
8405 * archive.h (Archive::Archive): Move constructor body to
8406 archive.cc.
8407 (Archive::no_export): New method.
8408 (Archive::no_export_): New field.
8409 * object.h (Object::Object): Initialize no_export_ to false.
8410 (Object::no_export, Object::set_no_export): New methods.
8411 (Object::no_export_): New field.
8412 * options.cc (General_options::parse_exclude_libs): New method.
8413 (General_options::check_excluded_libs) Same.
8414 * options.h (exclude_libs): New option.
8415 (General_options::check_excluded_libs): New method declaration.
8416 (General_options::excluded_libs_): New field.
8417 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8418 default or protected visibility if an object has no-export flag set.
8419 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8420 (check_SCRIPTS): Add exclude_libs_test.sh.
8421 (check_DATA): Add exclude_libs_test.syms.
8422 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8423 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8424 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8425 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8426 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8427 libexclude_libs_test_2.a): New rules.
8428 * testsuite/Makefile.in: Regenerate.
8429 * testsuite/exclude_libs_test.c: New file.
8430 * testsuite/exclude_libs_test.sh: Ditto.
8431 * testsuite/exclude_libs_test_1.c: Ditto.
8432 * testsuite/exclude_libs_test_2.c: Ditto.
8433
1b77ea50
ILT		 84342009-05-15 Ian Lance Taylor <iant@google.com>
8435
8436 * configure.ac: Check for declarations for cases where libiberty.h
8437 checks HAVE_DECL_xxx.
8438 * configure, config.in: Rebuild.
8439
072fe7ce
ILT		 84402009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8441
8442 * gold.h (Incremental_argument_list): Remove (invalid) forward
8443 declaration.
8444 * incremental.cc (Incremental_inputs::report_achive): New method.
8445 (Incremental_inputs::report_object): New method.
8446 (Incremental_inputs::report_script): New method.
8447 (Incremental_inputs::finalize_inputs): New method.
8448 (Incremental_inputs::finalize): Call finalize_inputs().
8449 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8450 Create inputs entries.
8451 * incremental.h (Incremental_input_type): New enum.
8452 (Incremental_inputs::Incremental_input): Initialize new fields.
8453 (Incremental_inputs::report_inputs): New method.
8454 (Incremental_inputs::report_achive): New method.
8455 (Incremental_inputs::report_object): New method.
8456 (Incremental_inputs::report_script): New method.
8457 (Incremental_inputs::finalize_inputs): New method.
8458 (Incremental_inputs::Input_info): New struct.
8459 (Incremental_inputs::Input_info_map): New typedef.
8460 (Incremental_inputs::lock_): New field.
8461 (Incremental_inputs::Inputs_): New field.
8462 (Incremental_inputs::Inputs_map): New field.
8463 * main.cc (main): Call Incremental_input::report_inputs.
8464 * options.h (Input_argument_list): Typedef moved from
8465 Input_arguments.
8466 (Input_file_group::Files): Remove, use ::Input_argument_list.
8467 (Input_file_group::Input_argument_list): Remove, use
8468 ::Input_argument_list.
8469 * plugin.cc (Plugin_manager::add_input_file): Add error in
8470 incremental build.
8471 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8472 functions.
8473 * script.cc (read_input_script): Call
8474 Incremental_input::report_script.
8475 * script.h (Script_info): New class.
8476
b0481b0b
ILT		 84772009-04-27 Ian Lance Taylor <iant@google.com>
8478
8479 * x86_64.cc (do_adjust_output_section): Set entsize to
8480 plt_entry_size.
8481
b22a5a41 84822009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8483
8484 * output.cc (Output_file::close): After short writes, continue
8485 writing from the correct offset in the buffer being written.
8486
40fde488
CD		 84872009-04-23 Chris Demetriou <cgd@google.com>
8488
8489 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8490 * configure: Regenerate.
8491 * config.in: Regenerate.
8492 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8493 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8494
3ce2c28e
ILT		 84952009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8496
8497 * incremental.cc (Incremental_inputs_header_data): Renamed from
8498 Incremental_input_header_data.
8499 (Incremental_inputs_header_data::data_size): New field.
8500 (Incremental_inputs_header_data::put_input_file_count): Renamed
8501 from input_file_count.
8502 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8503 from command_line_offset.
8504 (Incremental_inputs_header_data::put_reserved): Renamed from
8505 put_reserved.
8506 (Incremental_inputs_entry_data): Renamed from
8507 Incremental_input_entry_data.
8508 (Incremental_inputs_entry_data::data_size): New field.
8509 (Incremental_inputs::report_command_line): New method.
8510 (Incremental_inputs::finalize): New method.
8511 (Incremental_inputs::create_incremental_inputs_data): New method.
8512 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8513 * incremental.h: New file.
8514 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8515 (Layout::finalize): Create incremental inputs section in
8516 incremental builds.
8517 (Layout::create_incremental_info_sections): New method.
8518 * layout.h (Layout::incremental_inputs): New method.
8519 (Layout::create_incremental_info_sections): New method.
8520 (Layout::incremental_inputs_): New field.
8521 * main.cc (main): Notify Incremental_input of the command line.
8522
e55bde5e
ILT		 85232009-04-01 Ian Lance Taylor <iant@google.com>
8524 Mikolaj Zalewski <mikolajz@google.com>
8525
8526 * gold.h (reserve_unordered_map): Define, three versions, one for
8527 each version of Unordered_map.
8528 * layout.cc (Layout::Layout): Remove options parameter. Add
8529 number_of_input_files parameter. Don't initialize options_.
8530 Initialize number_of_input_files_ and resized_signatures_. Move
8531 sections_are_attached_.
8532 (Layout::layout_group): Reserve space for group_signatures_.
8533 (Layout::find_or_add_kept_section): Change name parameter to be a
8534 reference. Resize signatures_ map when it gets large enough.
8535 (Layout::layout_eh_frame): Use parameters->options() instead of
8536 this->options_.
8537 (Layout::make_output_section): Likewise.
8538 (Layout::attach_allocated_section_to_segment): Likewise.
8539 (Layout::finalize, Layout::create_executable_stack): Likewise.
8540 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8541 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8542 * layout.h (class Layout): Update declarations. Remove options_
8543 field. Add number_of_input_files_ and resized_signatures_
8544 fields. Move sections_are_attached_ field.
8545 * main.cc (main): Pass number of input files to Layout
8546 constructor. Don't pass options.
8547
154b857c
ILT		 85482009-03-30 Ian Lance Taylor <iant@google.com>
8549
8550 * ffsll.c (ffsll): Correct implementation.
8551
2f35ab9b
ILT		 85522009-03-27 Ian Lance Taylor <iant@google.com>
8553
fd03461a
ILT		 8554 * ffsll.c: New file.
8555 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8556 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8557 * ftruncate.c (ftruncate): Declare before definition.
8558 * mremap.c (mremap): Likewise.
8559 * pread.c (pread): Likewise.
8560 * configure, Makefile.in, config.in: Rebuild.
8561
2f35ab9b
ILT		 8562 * mremap.c: New file.
8563 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8564 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8565 (mremap): Declare if HAVE_MREMAP is not defined.
8566 * configure, Makefile.in, config.in: Rebuild.
8567
33aea2fd
CC		 85682009-03-27 Cary Coutant <ccoutant@google.com>
8569
8570 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8571 position independent.
8572 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8573 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8574
6d479619
CC		 85752009-03-24 Cary Coutant <ccoutant@google.com>
8576
8577 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8578 an executable.
8579 (needs_dynamic_reloc): Likewise.
8580
afc06bb8
ILT		 85812009-03-24 Ian Lance Taylor <iant@google.com>
8582
8583 * yyscript.y (file_cmd): Recognize EXTERN.
8584 (extern_name_list, extern_name_list_body): New nonterminals.
8585 * script.cc (script_add_extern): Define.
8586 * script-c.h (script_add_extern): Declare.
8587
f6060a4d
ILT		 85882009-03-24 Rafael Avila de Espindola <espindola@google.com>
8589
8590 * object.cc (is_elf_object): Define.
8591 * object.h (is_elf_object): Declare.
8592 * archive.cc (Archive::get_elf_object_for_member): Call
8593 is_elf_object.
33aea2fd 8594 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8595
26736d8e
ILT		 85962009-03-24 Elliott Hughes <enh@google.com>
8597
8598 * output.cc (Output_file::map_anonymous): Define.
8599 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8600 try an anonymous one. Report the size if the mmap fails.
8601 * output.h (class Output_file): Declare map_anonymous.
8602
22fd9730
ILT		 86032009-03-24 Ian Lance Taylor <iant@google.com>
8604
8605 * target-select.cc (instantiate_target): Don't acquire the lock if
8606 the instantiated_target_ field has already been set.
8607
cb010894
ILT		 86082009-03-23 Ian Lance Taylor <iant@google.com>
8609
7f055c20
ILT		 8610 * gold-threads.h (class Initialize_lock): Define.
8611 * gold-threads.cc (class Initialize_lock_once): Define.
8612 (initialize_lock_control): New static variable.
8613 (initialize_lock_pointer): New static variable.
8614 (initialize_lock_once): New static function.
8615 (Initialize_lock::Initialize_lock): Define.
8616 (Initialize_lock::initialize): Define.
8617 * target-select.h: Include "gold-threads.h".
8618 (class Target_selector): Add lock_ and initialize_lock_ fields.
8619 Don't define instantiate_target, just declare it.
8620 * target-select.cc (Target_selector::Target_selector): Initialize
8621 new fields.
8622 (Target_selector::instantiate_target): Define.
8623 * descriptors.h: Include "gold-threads.h".
8624 (class Descriptors): Add initialize_lock_ field.
8625 * descriptors.cc (Descriptors::Descriptors): Initialize new
8626 field.
8627 (Descriptors::open): Use initialize_lock_ field
8628 * errors.h (class Errors): Add initialize_lock_ field.
8629 * errors.cc (Errors::Errors): Initialize new field.
8630 (Errors::initialize_lock): Use initialize_lock_ field.
8631 * powerpc.cc (class Target_selector_powerpc): Remove
8632 instantiated_target_ field. In do_recognize call
8633 instantiate_target rather than do_instantiate_target. In
8634 do_instantiate_target just allocate a new target.
8635 * sparc.cc (class Target_selector_sparc): Likewise.
8636
36959681
ILT		 8637 * freebsd.h: New file.
8638 * i386.cc: Include "freebsd.h".
8639 (Target_i386): Derive from Target_freebsd rather than
8640 Sized_target.
8641 (Target_selector_i386): Derive from Target_selector_freebsd rather
8642 than Target_selector.
8643 * x86_64.cc: Include "freebsd.h".
8644 (Target_x86_64): Derive from Target_freebsd rather than
8645 Sized_target.
8646 (Target_selector_x86_64): Derive from Target_selector_freebsd
8647 rather than Target_selector.
8648 * target.h (class Target): Add adjust_elf_header and
8649 do_adjust_elf_header.
8650 * output.cc (Output_file_header:: do_sized_write): Call target
8651 adjust_elf_header routine.
8652 * configure.tgt: Set targ_osabi.
8653 * configure.ac: Define GOLD_DEFAULT_OSABI.
8654 * parameters.cc (Parameters::default_target): Pass
8655 GOLD_DEFAULT_OSABI to select_target.
8656 * target-select.h (class Target_selector): Make instantiate_target
8657 protected rather than private.
8658 * Makefile.am (HFILES): Add freebsd.h.
8659 * configure, Makefile.in, config.in: Rebuild.
8660
cb010894
ILT		 8661 * merge.cc (do_add_input_section): Correct pend value. Change
8662 message about last entry not being null terminated from error to
8663 warning.
8664
0e879927
ILT		 86652009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8666
8667 * incremental.cc: New file.
8668 * Makefile.am (CCFILES): Add incremental.cc.
8669 * Makefile.in: Rebuild.
8670
41105937
PP		 86712009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8672
8673 * layout.cc (Layout::output_section_name): Preserve names
8674 of '.note.' sections.
e1df38aa 8675
60439920
ILT		 86762009-03-19 Ian Lance Taylor <iant@google.com>
8677
8678 * descriptors.cc (Descriptors::open): Check that the options are
8679 valid before using them.
8680
0d371ad3
ILT		 86812009-03-18 Ian Lance Taylor <iant@google.com>
8682
8683 * script-sections.h: Include <list>.
8684 (class Script_sections): Change Sections_elements from std::vector
8685 to std::list. Typedef public Elements_iterator. Add
8686 orphan_section_placement_, data_segment_align_start_, and
8687 saw_data_segment_align_ fields. Remove data_segment_align_index_
8688 field.
8689 * script-sections.cc (class Orphan_section_placement): New class.
8690 (class Sections_element): Add virtual functions is_relro and
8691 orphan_section_init. Remove virtual function place_orphan_here.
8692 (class Output_section_definition): Add is_relro and
8693 orphan_section_init. Remove place_orphan_here.
8694 (class Orphan_output_section): Likewise.
8695 (Script_sections::Script_sections): Update for field changes.
8696 (Script_sections::data_segment_align): Set saw_data_segment_align_
8697 and data_segment_align_start_, not data_segment_align_index.
8698 (Script_sections::data_segment_relro_end): Check
8699 saw_data_segment_align_. Use data_segment_align_start_ rather
8700 than data_segment_align_index_.
8701 (Script_sections::place_orphan): Rewrite to use
8702 Orphan_section_placement.
8703
9201d894
ILT		 87042009-03-17 Ian Lance Taylor <iant@google.com>
8705
9c5b8369
ILT		 8706 * archive.cc (Archive::add_symbols): Check for a version attached
8707 to the symbol name in the archive map.
8708 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8709 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8710 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8711 (ver_test_11.a): New target.
8712 * testsuite/Makefile.in: Rebuild.
8713
9201d894
ILT		 8714 * configure.ac: Check for chsize and posix_fallocate. Replace
8715 ftruncate.
8716 * ftruncate.c: New file, from gnulib.
8717 * output.cc (posix_fallocate): Define dummy version if not
8718 HAVE_POSIX_FALLOCATE.
8719 (Output_file::map): Call posix_fallocate rather than lseek and
8720 write.
8721 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8722 * configure, Makefile.in, config.in: Rebuild.
8723
ef4ab7a8 87242009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8725
ef4ab7a8
PP		 8726 * layout.h (Layout::create_note): Add section_name parameter.
8727 * layout.cc (Layout::create_note): Likewise.
8728 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8729
8c500701
ILT		 87302009-03-17 Ian Lance Taylor <iant@google.com>
8731
e85b18e1
ILT		 8732 * descriptors.cc: Include "options.h".
8733 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8734 (Descriptors::open): Always use O_CLOEXEC when opening a new
8735 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8736 then set FD_CLOEXEC.
8737
9efe6174
ILT		 8738 * sparc.cc (class Target_sparc): Add has_got_section.
8739 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8740 make sure we have a GOT section.
8741
8742 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8743 (Target_sparc::Scan::local): Likewise.
8744 (Target_sparc::Scan::global): Likewise.
8745 (Target_sparc::Relocate::relocate): Likewise.
8746 (Target_sparc::Relocate::relocate_tls): Likewise.
8747
8c500701
ILT		 8748 * symtab.cc (Symbol_table::define_default_version): New function,
8749 broken out of add_from_object.
8750 (Symbol_table::add_from_object): Call define_default_version.
8751 (Symbol_table::define_special_symbol): Add resolve_oldsym
8752 parameter. Change all callers. If the version for a symbol comes
8753 from a version script, resolve it with the symbol with the same
8754 name with no version. Also add the symbol without a version if
8755 appropriate.
8756 (do_define_in_output_data): If resolving with oldsym, don't delete
8757 sym.
8758 (do_define_in_output_segment): Likewise.
8759 (do_define_as_constant): Likewise.
8760 * symtab.h (class Symbol_table): Update declarations.
8761
f1ed28fb
ILT		 87622009-03-13 Ian Lance Taylor <iant@google.com>
8763
15f8229b
ILT		 8764 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8765 (Read_symbols::requeue): New function.
8766 (Read_symbols::do_read_symbols): If make_elf_object fails because
8767 the target type is not configured, and the file was searched for,
8768 issue a warning and retry with the next directory.
8769 (Add_symbols::run): If the file has an incompatible format, and
8770 it was searched for, requeue the Read_symbols task. On error,
8771 release the object.
8772 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8773 dirindex parameter to constructor. Change all callers. Declare
8774 incompatible_warning and requeue.
8775 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8776 input_argument_ and input_group_ fields. Add them to
8777 constructor. Change all callers.
8778 (class Read_script): Add dirindex_ field. Add it to constructor.
8779 Change all callers.
8780 * archive.cc (Archive::setup): Remove input_objects parameter.
8781 Change all callers.
8782 (Archive::get_file_and_offset): Likewise.
8783 (Archive::read_all_symbols): Likewise.
8784 (Archive::read_symbols): Likewise.
8785 (Archive::get_elf_object_for_member): Remove input_objects
8786 parameter. Add punconfigured parameter. Change all callers.
8787 (Archive::add_symbols): Change return type to bool. Check return
8788 value of include_member.
8789 (Archive::include_all_members): Likewise.
8790 (Archive::include_member): Change return type to bool. Return
8791 false if first included object has incompatible target. Set
8792 included_member_ field.
8793 (Add_archive_symbols::run): If add_symbols returns false, requeue
8794 Read_symbols task.
8795 * archive.h (class Archive): Add included_member_ field.
8796 Initialize it in constructor. Add input_file and searched_for
8797 methods. Update declarations.
8798 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8799 input_argument_ fields. Add them to constructor. Change all
8800 callers.
8801 * script.cc: Include "target-select.h".
8802 (class Parser_closure): Add skip_on_incompatible_target_ and
8803 found_incompatible_target_ fields. Add
8804 skip_on_incompatible_target parameter to constructor. Change all
8805 callers. Add methods skip_on_incompatible_target,
8806 clear_skip_on_incompatible_target, found_incompatible_target, and
8807 set_found_incompatible_target.
8808 (read_input_script): Add dirindex parameter. Change all callers.
8809 If parser finds an incompatible target, requeue Read_symbols
8810 task.
8811 (script_set_symbol): Clear skip_on_incompatible_target in
8812 closure.
8813 (script_add_assertion, script_parse_option): Likewise.
8814 (script_start_sections, script_add_phdr): Likewise.
8815 (script_check_output_format): New function.
8816 * script.h (read_input_script): Update declaration.
8817 * script-c.h (script_check_output_format): Declare.
8818 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8819 (ignore_cmd): Remove OUTPUT_FORMAT.
8820 * fileread.cc (Input_file::Input_file): Add explicit this.
8821 (Input_file::will_search_for): New function.
8822 (Input_file::open): Add pindex parameter. Change all callers.
8823 * fileread.h (class Input_file): Add input_file_argument method.
8824 Declare will_search_for. Update declarations.
8825 * object.cc (make_elf_object): Add punconfigured parameter.
8826 Change all callers.
8827 * object.h (class Object): Make input_file public. Add
8828 searched_for method.
8829 (make_elf_object): Update declaration.
8830 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8831 restart search.
8832 * dirsearch.h (class Dirsearch): Update declaration.
8833 * options.h (class General_options): Add --warn-search-mismatch.
8834 * parameters.cc (Parameters::is_compatible_target): New function.
8835 * parameters.h (class Parameters): Declare is_compatible_target.
8836 * workqueue.cc (Workqueue::add_blocker): New function.
8837 * workqueue.h (class Workqueue): Declare add_blocker.
8838
f1ed28fb
ILT		 8839 * fileread.cc (Input_file::open): Remove options parameter.
8840 Change all callers.
8841 (Input_file::open_binary): Likewise.
8842 * script.cc (read_input_script): Likewise.
8843 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8844 options parameter from constructor. Change all callers.
8845 (class Read_script): Likewise.
8846 * fileread.h (class Input_file): Update declarations.
8847 * script.h (read_input_script): Update declaration.
8848
34dd024a
NC		 88492009-03-10 Nick Clifton <nickc@redhat.com>
8850
8851 * po/es.po: New Spanish translation.
8852
6d71b17c
CC		 88532009-03-06 Cary Coutant <ccoutant@google.com>
8854
8855 * options.cc (parse_short_option): Keep dash_z from registering itself.
8856
031cdbed
ILT		 88572009-03-03 Ian Lance Taylor <iant@google.com>
8858
8859 PR 9918
8860 * target-reloc.h (relocate_section): Pass output_section to
8861 relocate.
8862 * i386.cc (Target_i386::should_apply_static_reloc): Add
8863 output_section parameter. Change all callers.
8864 (Target_i386::Relocate::relocate): Add output_section parameter.
8865 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8866 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8867 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8868 * testsuite/two_file_shared.sh: New script.
8869 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8870 (check_DATA): Add two_file_shared.dbg.
8871 (two_file_shared.dbg): New target.
8872 * testsuite/Makefile.in: Rebuild.
8873
15d5fa16
ILT		 88742009-03-01 Ian Lance Taylor <iant@google.com>
8875
8876 * configure.ac: Check for byteswap.h.
8877 * configure: Rebuild.
8878 * config.in: Rebuild.
8879
8a4c0b0d
ILT		 88802009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8881
8882 * layout.cc (Layout::find_or_add_kept_section): New function.
8883 (Layout::add_comdat): Removed.
8884 * layout.h (struct Kept_section): Move out of class Layout.
8885 Remove trailing underscores from field names. Add group_sections
8886 field. Rename group_ field to is_group. Change all uses.
8887 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8888 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8889 comdat_groups_ field.
8890 (Sized_relobj::include_section_group): Use
8891 find_or_add_kept_section and Kept_section::group_sections.
8892 (Sized_relobj::include_linkonce_section): Likewise.
8893 * object.cc (class Sized_relobj): Don't define Comdat_group or
8894 Comdat_group_table. Remove find_comdat_group and
8895 add_comdat_group. Remove comdat_groups_ field.
8896 * plugin.cc (include_comdat_group): Use
8897 Layout::find_or_add_kept_section.
8898
b4ecf66b
ILT		 88992009-02-28 Ian Lance Taylor <iant@google.com>
8900
14359ca0
ILT		 8901 * README: --gc-sections and map files are now supported. Document
8902 some build requirements.
8903
b4ecf66b
ILT		 8904 PR 6992
8905 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8906 relocatable link set the value of the section symbol to zero.
8907 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8908 relocatable link don't include the section address in the local
8909 symbol value.
8910
0602e05a
ILT		 89112009-02-27 Ian Lance Taylor <iant@google.com>
8912
fd9d194f
ILT		 8913 PR 6811
8914 * options.h (class Search_directory): Add is_system_directory.
8915 (class General_options): Declare is_in_system_directory.
8916 * options.cc (get_relative_sysroot): Make static.
8917 (get_default_sysroot): Make static.
8918 (General_optoins::is_in_system_directory): New function.
8919 * fileread.cc (Input_file::is_in_system_directory): New function.
8920 * fileread.h (class Input_file): Declare is_in_system_directory.
8921 * object.h (class Object): Add is_in_system_directory.
8922 (class Input_objects): Remove system_library_directory_ field.
8923 * object.cc (Input_objects::add_object): Don't set
8924 system_library_directory_.
8925 (input_objects::found_in_system_library_directory): Remove.
8926 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8927 parameter. Change all callers.
8928 (Symbol_table::sized_write_globals): Likewise.
8929 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8930 Call Object::is_in_system_directory.
8931 * symtab.h (class Symbol_table): Update declarations.
8932
61edd21f
ILT		 8933 PR 5990
8934 * descriptors.h (Open_descriptor): Add is_on_stack field.
8935 * descriptors.cc (Descriptors::open): If the descriptor is on the
8936 top of the stack, remove it. Initialize is_on_stack field.
8937 (Descriptors::release): Only add pod to stack if it is not on the
8938 stack already.
8939 (Descriptors::close_some_descriptor): Clear stack_next and
8940 is_on_stack fields.
8941
e29e076a
ILT		 8942 PR 7091
8943 * output.cc (Output_section::find_starting_output_address): Rename
8944 from starting_output_address; add PADDR parameter; change return
8945 type.
8946 * output.h (class Output_section): Declare
8947 find_starting_output_address instead of starting_output_address.
8948 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8949 section symbol for which we can't find a merge section.
8950
0602e05a
ILT		 8951 PR 9836
8952 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8953 hidden or internal, force the symbol to be local.
8954 * resolve.cc (Symbol::override_visibility): Define.
8955 (Symbol::override_base): Use override_visibility.
8956 (Symbol_table::resolve): Likewise.
8957 (Symbol::override_base_with_special): Likewise.
8958 (Symbol_table::override_with_special): If the visibility is hidden
8959 or internal, force the symbol to be local.
8960 * symtab.h (class Symbol): Add set_visibility and
8961 override_visibility.
8962 * testsuite/ver_test_1.sh: New file.
8963 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8964 (check_DATA): Add ver_test_1.syms.
8965 (ver_test_1.syms): New target.
8966 * testsuite/Makefile.in: Rebuild.
8967
401a9a73
CC		 89682009-02-25 Cary Coutant <ccoutant@google.com>
8969
8970 * layout.cc (Layout::choose_output_section): Don't rename sections
8971 when using a linker script that has a SECTIONS clause.
8972 * Makefile.in: Regenerate.
8973
8974 * testsuite/Makefile.am (script_test_5.sh): New test case.
8975 * testsuite/Makefile.in: Regenerate.
8976 * testsuite/script_test_5.cc: New file.
8977 * testsuite/script_test_5.sh: New file.
8978 * testsuite/script_test_5.t: New file.
8979
f488e4b0
CC		 89802009-02-13 Rafael Avila de Espindola <espindola@google.com>
8981
8982 * archive.cc (Archive::include_member): Update calls to add_symbols.
8983 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8984 the Layout argument.
8985 * dynobj.h (do_add_symbols): Add the Layout argument.
8986 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8987 Layout argument.
8988 * object.h (Object::add_symbols): Add the Layout argument.
8989 (Object::do_add_symbols): Add the Layout argument.
8990 (Sized_relobj::do_add_symbols): Add the Layout argument.
8991 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8992 Unify the two versions.
8993 (Add_plugin_symbols): Remove.
8994 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8995 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8996 (Add_plugin_symbols): Remove.
8997 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8998 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8999 (Add_symbols::run): Make it work with Pulginobj.
9000
89dd1680
ILT		 90012009-02-06 Ian Lance Taylor <iant@google.com>
9002
9003 * object.cc (Sized_relobj::do_layout): Make info message start
9004 with lower case letter.
9005
266d0a74
ILT		 90062009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9007
602b464e
ILT		 9008 * binary.cc: Fix file comment.
9009
266d0a74
ILT		 9010 * options.h (enum Incremental_disposition): Define.
9011 (class General_options): Add new options: --incremental,
9012 --incremental_changed, --incremental_unchanged,
9013 --incremental_unknown. Add incremental_disposition_ and
9014 implicit_incremental_ fields.
9015 (General_options::incremental_disposition): New function.
9016 (class Position_dependent_options): Add incremental_disposition
9017 option.
9018 (Position_dependent_options::copy_from_options): Set incremental
9019 dispositions.
9020 * options.cc (General_options::parse_incremental_changed): New
9021 function.
9022 (General_options::parse_incremental_unchanged): New function.
9023 (General_options::parse_incremental_unknown): New function.
9024 (General_options::General_options): Initialize new fields
9025 incremental_disposition_ and implicit_incremental_.
9026 (General_options::finalize): Check for uasge of --incremental-*
9027 without --incremental.
9028
f073bbf7
CD		 90292009-02-06 Chris Demetriou <cgd@google.com>
9030
9031 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9032 pointer and to report location as the file name associated with
9033 the symbol.
9034 (gold_undefined_symbol_at_location): New function to replace the
9035 old gold_undefined_symbol functionality.
9036 * target-reloc.h (relocate_section): Update to use
9037 gold_undefined_symbol_at_location.
9038 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9039 Call gold_undefined_symbol function rather than gold_error.
9040 * errors.h (Errors::undefined_symbol): Take location as a
9041 string, rather than calculating it from a relocation.
9042 * errors.cc (Errors::fatal): Print "fatal error:" before the
9043 formatted message.
9044 (Errors::error, Errors::error_at_location): Print "error: "
9045 before the formatted message.
9046 (Errors::undefined_symbol): Take location as a string, rather
9047 than calculating it from a relocation.
9048 (gold_undefined_symbol_at_location): New function akin to
9049 old gold_undefined_symbol, calculates location from relocation.
9050 (gold_undefined_symbol): Change to take only a Symbol pointer
9051 and to report location as the file name associated with the symbol.
9052 * testsuite/debug_msg.sh: Update for changed error messages.
9053 * testsuite/undef_symbol.sh: Likewise.
9054
8e94a90c
ILT		 90552009-02-04 Duncan Sands <baldrick@free.fr>
9056
9057 PR 9812
9058 * reduced_debug_output.h
9059 (Output_reduced_debug_abbrev_section::failed): Use format for
9060 gold_warning.
9061 (Output_reduced_debug_info_section::faild): Likewise.
9062
88a0e15b
ILT		 90632009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9064
9065 * script.cc (Lazy_demangler): New class.
9066 (Version_script_info::get_symbol_version_helper): Demangle a
9067 symbol only once.
9068
5efc7cd2
CC		 90692009-01-29 Cary Coutant <ccoutant@google.com>
9070
9071 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9072 to __tls_get_addr.
9073 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9074
e0ebcf42
ILT		 90752009-01-28 Ian Lance Taylor <iant@google.com>
9076
5efc7cd2 9077 * version.cc (version_string): Bump to 1.9.
75fe7426 9078
e0ebcf42
ILT		 9079 * gold.h: Include <cstring> and <stdint.h>.
9080 * version.cc: Include <cstdio>.
9081 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9082 warning.
9083 * reduced_debug_output.cc (insert_into_vector): Rename from
9084 Insert_into_vector; change all callers. Use Swap_unaligned to
9085 avoid aliasing issue; remove union since it is unnecessary.
9086
8e2813be 90872009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9088
9089 * Makefile.am (CCFILES): Add gc.cc.
9090 (HFILES): Add gc.h.
9091 * Makefile.in: Regenerate.
9092 * gold.cc (Gc_runner): New class.
9093 (queue_initial_tasks): Call garbage collection related tasks
9094 when corresponding options are invoked.
9095 (queue_middle_gc_tasks): New function.
9096 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9097 processed early before laying out sections during garbage collection.
9098 * gold.h (queue_middle_gc_tasks): New function.
9099 (is_prefix_of): Move from "layout.cc".
9100 * i386.cc (Target_i386::gc_process_relocs): New function.
9101 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9102 * main.cc (main): Create object of class "Garbage_collection".
9103 * object.cc (Relobj::copy_symbols_data): New function.
9104 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9105 (Sized_relobj::do_layout): Allow this function to be called twice
9106 during garbage collection and defer layout of section during the
6d03d481
ST		 9107 first call.
9108 * object.h (Relobj::get_symbols_data): New function.
9109 (Relobj::is_section_name_included): New function.
9110 (Relobj::copy_symbols_data): New function.
9111 (Relobj::set_symbols_data): New function.
9112 (Relobj::get_relocs_data): New function.
9113 (Relobj::set_relocs_data): New function.
9114 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9115 (Relobj::gc_process_relocs): New function.
9116 (Relobj::do_gc_process_relocs): New pure virtual function.
9117 (Relobj::sd_): New data member.
9118 (Sized_relobj::is_output_section_offset_invalid): New function.
9119 (Sized_relobj::do_gc_process_relocs): New function.
9120 * options.h (General_options::gc_sections): Modify to not be a no-op.
9121 (General_options::print_gc_sections): New option.
9122 * plugin.cc (Plugin_finish::run): Remove function call to
9123 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9124 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9125 * reloc.cc (Read_relocs::run): Add task to process relocs and
9126 determine unreferenced sections when doing garbage collection.
9127 (Gc_process_relocs): New class.
9128 (Sized_relobj::do_gc_process_relocs): New function.
9129 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9130 sections that are garbage collected.
9131 * reloc.h (Gc_process_relocs): New class.
9132 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9133 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9134 symbols whose corresponding sections are garbage collected.
9135 (Symbol_table::Symbol_table): Add new parameter for the garbage
9136 collection object.
9137 (Symbol_table::gc_mark_undef_symbols): New function.
9138 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9139 (Symbol_table::gc_mark_dyn_syms): New function.
9140 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9141 as garbage.
9142 (Symbol_table::add_from_object): Likewise.
9143 (Symbol_table::add_from_relobj): When building shared objects, do not
9144 treat externally visible symbols as garbage.
9145 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9146 table information for static and relocatable links.
9147 * symtab.h (Symbol_table::set_gc): New function.
9148 (Symbol_table::gc): New function.
9149 (Symbol_table::gc_mark_undef_symbols): New function.
9150 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9151 (Symbol_table::gc_mark_dyn_syms): New function.
9152 (Symbol_table::gc_): New data member.
e1df38aa 9153 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9154 function.
9155 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9156 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9157
3b293544
CF		 91582009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9159
9160 * options.h (General_options::gc_sections): Define as a no-op for now.
9161 (General_options::no_keep_memory): Ditto.
9162 (General_options::Bshareable): Define.
9163 * options.cc (General_options::finalize): Honor -Bshareable.
9164
83d22aa8
AS		 91652009-01-20 Andreas Schwab <schwab@suse.de>
9166
9167 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9168 read the value in the contents, since we don't use it. Use the
9169 template endianness when writing.
9170 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9171
cd536b21
AS		 91722009-01-19 Andreas Schwab <schwab@suse.de>
9173
9174 * configure.tgt (powerpc64-*): Fix targ_obj.
9175
99e9a495
ILT		 91762009-01-15 Ian Lance Taylor <iant@google.com>
9177
9178 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9179 local symbols when stripping all symbols.
9180
bbbfea06
CC		 91812009-01-14 Cary Coutant <ccoutant@google.com>
9182
99e9a495 9183 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9184
0f7c0701
CC		 91852009-01-14 Cary Coutant <ccoutant@google.com>
9186
9187 * archive.cc (Archive::get_elf_object_for_member): Remove call
9188 to File_read::claim_for_plugin.
9189 * descriptors.cc (Descriptors::open): Remove reference to
9190 is_claimed.
9191 (Descriptors::claim_for_plugin): Remove.
9192 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9193 (Descriptors::is_claimed): Remove.
9194 (claim_descriptor_for_plugin): Remove.
9195 * fileread.cc (File_read::claim_for_plugin): Remove.
9196 * fileread.h (File_read::claim_for_plugin): Remove.
9197 (File_read::descriptor): Reopen descriptor if necessary.
9198 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9199 (Plugin_manager::all_symbols_read): Add task parameter. Change
9200 all callers.
9201 (Plugin_manager::get_input_file): New function.
9202 (Plugin_manager::release_input_file): New function.
9203 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9204 corresponding data member.
9205 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9206 and pass to base constructor. Change all callers.
9207 (get_input_file, release_input_file): New functions.
9208 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9209 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9210 (Plugin_manager::all_symbols_read): Add task parameter.
9211 (Plugin_manager::get_input_file): New function.
9212 (Plugin_manager::release_input_file): New function.
9213 (Plugin_manager::task_): New data member.
9214 (Pluginobj::Pluginobj): Add filesize parameter.
9215 (Pluginobj::filename): New function.
9216 (Pluginobj::descriptor): New function.
9217 (Pluginobj::filesize): New function.
9218 (Pluginobj::filesize_): New data member.
9219 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9220 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9221 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9222
9223 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9224 with archive libraries.
9225 * testsuite/Makefile.in: Regenerate.
9226 * testsuite/plugin_test.c (struct sym_info): New type.
9227 (get_input_file, release_input_file): New static variables.
9228 (onload): Capture new transfer vector entries.
9229 (claim_file_hook): Stop reading at end of file according to filesize.
9230 Factor out parsing of readelf output into separate function.
9231 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9232 APIs and get the source file name from the symbol table. Convert
9233 source file name to corresponding object file name. Print info
9234 message when adding new input files.
9235 (parse_readelf_line): New function.
9236 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9237 * testsuite/plugin_test_2.sh: Likewise.
9238 * testsuite/plugin_test_3.sh: Likewise.
9239 * testsuite/plugin_test_4.sh: New test case.
9240
62a6d109
ILT		 92412009-01-07 Ian Lance Taylor <iant@google.com>
9242
9243 * version.cc (version_string): Bump to 1.8.
9244
483620e8
CC		 92452008-12-23 Cary Coutant <ccoutant@google.com>
9246
9247 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9248 * plugin.cc (Plugin_manager::finish): Rename as
9249 layout_deferred_objects. Move cleanup to separate function.
9250 (Plugin_manager::cleanup): New function.
9251 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9252 separately.
9253 * plugin.h (Plugin_manager::finish): Rename as
9254 layout_deferred_objects.
9255 (Plugin_manager::cleanup): New function.
9256 (Plugin_manager::cleanup_done): New field.
9257
d66a9eb3
CC		 92582008-12-23 Cary Coutant <ccoutant@google.com>
9259
9260 * plugin.cc (is_visible_from_outside): New function.
9261 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9262 so we don't return "IR only" status for exported symbols or -r links.
9263
9264 * testsuite/Makefile.am (plugin_test_3): New test case.
9265 * testsuite/Makefile.in: Regenerate.
9266 * testsuite/plugin_test_3.sh: New file.
9267
5995b570
CC		 92682008-12-22 Cary Coutant <ccoutant@google.com>
9269
9270 * object.cc (Sized_relobj::layout_section): New function.
9271 (Sized_relobj::do_layout): Defer layout of input sections until after
9272 plugin has provided replacement files.
9273 (Sized_relobj::do_layout_deferred_sections): New function.
9274 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9275 (Relobj::layout_deferred_sections): New function.
9276 (Relobj::do_layout_deferred_sections): New function.
9277 (Sized_relobj::do_layout_deferred_sections): New function.
9278 (Sized_relobj::layout_section): New function.
9279 (Sized_relobj::Deferred_layout): New structure.
9280 (Sized_relobj::deferred_layout_): New field.
9281 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9282 Change all callers. Layout deferred sections.
9283 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9284 references.
9285 (Plugin_hook::run): Move code from do_plugin_hook inline.
9286 (Plugin_hook::do_plugin_hook): Remove.
9287 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9288 (Plugin_manager::finish): Renamed, was cleanup.
9289 (Plugin_manager::should_defer_layout): New function.
9290 (Plugin_manager::add_deferred_layout_object): New function.
9291 (Plugin_manager::Deferred_layout_list): New type.
9292 (Plugin_manager::deferred_layout_objects_): New field.
9293 (Plugin_hook::do_plugin_hook): Remove.
9294
ee769c88
ILT		 92952008-12-17 Ian Lance Taylor <iant@google.com>
9296
9297 * options.h (class General_options): Add --no case for
9298 --export-dynamic.
9299
abc8dcba
CC		 93002008-12-16 Cary Coutant <ccoutant@google.com>
9301
9302 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9303 vector.
9304 (Plugin_manager::claim_file): Create plugin object even if
9305 plugin did not call the add_symbols callback.
9306 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9307 asking for more symbols than were added.
9308 * testsuite/Makefile.am (plugin_test_1): Add test case with
9309 no global symbols.
9310 (empty.syms): New target.
9311 * testsuite/Makefile.in: Regenerate.
9312 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9313 message. Don't call add_symbols if no globals.
9314 (all_symbols_read_hook): Don't provide replacement for empty
9315 claimed file.
9316
b0074644
ILT		 93172008-12-12 Ian Lance Taylor <iant@google.com>
9318
68943102
ILT		 9319 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9320 r_type == 0 for a local symbol with r_sym == 0.
9321 (scan_relocatable_relocs): Pass r_sym to
9322 local_non_section_strategy.
9323 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9324 r_sym parameter.
9325
b0074644
ILT		 9326 * configure.ac: Update test for TLS descriptors: they are
9327 supported as of glibc 2.9.
9328 * configure: Rebuild.
9329
c2508178
ILT		 93302008-12-11 Ian Lance Taylor <iant@google.com>
9331
9332 PR 7091
9333 * target-reloc.h (Default_scan_relocatable_relocs): For each
9334 function, map r_type == 0 to RELOC_DISCARD.
9335
2756a258
CC		 93362008-12-10 Cary Coutant <ccoutant@google.com>
9337
9338 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9339 object to override a kept COMDAT group from a plugin object.
9340
bb6f53d3
ILT		 93412008-12-09 Ian Lance Taylor <iant@google.com>
9342
fbc558e1
ILT		 9343 PR 7088
9344 * yyscript.y (file_cmd): Handle INPUT.
9345
bb6f53d3
ILT		 9346 * testsuite/initpri1.c: Change all declarations to be full
9347 prototypes by adding void, to avoid compiler warnings.
9348
4674ecfc
CC		 93492008-12-05 Rafael Avila de Espindola <espindola@google.com>
9350
9351 * options.cc (General_options::parse_plugin_opt): New.
9352 (General_options::add_plugin): The argument now is just the filename.
9353 (General_options::add_plugin_option): New.
9354 * options.h (plugin_opt): New.
9355 (add_plugin): Change argument name.
9356 (add_plugin_option): New.
9357 * plugin.cc (Plugin::load): Don't parse the plugin option.
9358 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9359 (Plugin::add_option): New.
9360 (Plugin::args_): Change type.
9361 (Plugin::filename_): New.
9362 (Plugin_manager::add_plugin_option): New.
9363 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9364 * testsuite/Makefile.in: Regenerate.
9365
fd06b4aa
CC		 93662008-12-05 Cary Coutant <ccoutant@google.com>
9367
9368 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9369 Handle --strip-lto-sections option.
9370 * options.h (strip_lto_sections): New option.
9371
6c52134c
CC		 93722008-12-01 Cary Coutant <ccoutant@google.com>
9373
9374 * plugin.cc (ld_plugin_message): Change format parameter to const.
9375 Fix mismatch between new[] and delete.
9376
a45248e0
CC		 93772008-11-14 Cary Coutant <ccoutant@google.com>
9378
9379 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9380 instead of -1U.
9381
c82fbeee
CS		 93822008-11-05 Craig Silverstein <csilvers@google.com>
9383
9384 * options.cc (General_options::parse_dynamic_list): New function.
9385 * options.h (General_options): New flags dynamic_list,
9386 dynamic_list_data, dynamic_list_cpp_new, and
9387 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9388 (General_options::in_dynamic_list): New function.
9389 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9390 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9391 (Lex::can_continue_name): Likewise.
9392 (yylex): Likewise.
9393 (read_script_file): New parameter script_options.
9394 (read_dynamic_list): New function.
9395 (Script_options::define_dynamic_list): New function.
9396 (dynamic_list_keyword_parsecodes): New variable.
9397 (dynamic_list_keywords): New variable.
9398 * script.h (Script_options::define_dynamic_list): New function
9399 prototype.
9400 (read_dynamic_list): New function prototype.
9401 * symtab.cc (strprefix): New macro.
9402 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9403 dynamic_list_data, dynamic_list_cpp_new, and
9404 dynamic_list_cpp_typeinfo.
9405 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9406 (dynamic_list_expr): New rule.
9407 (dynamic_list_nodes): Likewise.
9408 (dynamic_list_node): Likewise.
9409 * testsuite/Makefile.am (dynamic_list): New test.
9410 * testsuite/Makefile.in: Regenerated.
9411 * testsuite/dynamic_list.t: New file.
9412 * testsuite/dynamic_list.sh: New file.
9413
e0bb29a5
CS		 94142008-11-05 Craig Silverstein <csilvers@google.com>
9415
9416 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9417 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9418 (t11_last): Likewise.
9419 * testsuite/ver_test_6.c (main): Likewise.
9420
4e1e25e0
CC		 94212008-10-07 Cary Coutant <ccoutant@google.com>
9422
9423 * options.c (General_options::finalize): Add check for -static and
9424 -shared.
9425 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9426 is not empty.
9427
92f03fcb
CC		 94282008-10-02 Cary Coutant <ccoutant@google.com>
9429
9430 * plugin.cc (make_sized_plugin_object): Fix conditional
9431 compilation to work when not all targets are enabled.
9432
fbd8a257
CC		 94332008-09-29 Cary Coutant <ccoutant@google.com>
9434
9435 * archive.cc (Archive::get_file_and_offset): Use filename instead
9436 of name to get library path.
9437 (Archive::include_member): Unlock external member of a thin archive.
9438
9439 * testsuite/Makefile.am (TEST_AR): New variable.
9440 (thin_archive_test_1): New test.
9441 (thin_archive_test_2): New test.
81636b3f
CC		 9442 * testsuite/Makefile.in: Regenerate.
9443 * testsuite/thin_archive_main.cc: New file.
9444 * testsuite/thin_archive_test_1.cc: New file.
9445 * testsuite/thin_archive_test_2.cc: New file.
9446 * testsuite/thin_archive_test_3.cc: New file.
9447 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9448
eff45813
CC		 94492008-09-29 Cary Coutant <ccoutant@google.com>
9450
9451 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9452 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9453 instead of -1U.
9454 (Sized_relobj::do_finalize_local_symbols): Likewise.
9455 (Sized_relobj::map_to_kept_section): Likewise.
9456 * object.h (Sized_relobj::invalid_address): New constant.
9457 (Sized_relobj::do_output_section_offset): Check for invalid_address
9458 and return -1ULL.
9459 * output.cc (Output_reloc::local_section_offset): Use constant
9460 invalid_address instead of -1U.
9461 (Output_reloc::get_address): Likewise.
9462 (Output_section::output_address): Change -1U to -1ULL.
9463 * output.h (Output_reloc::invalid_address): New constant.
9464 * reloc.cc (Sized_relobj::write_sections): Use constant
9465 invalid_address instead of -1U.
9466 (Sized_relobj::relocate_sections): Likewise.
9467 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9468 values for merge sections.
9469 * target-reloc.h (relocate_for_relocatable): Use constant
9470 invalid_address instead of -1U.
9471
89fc3421
CC		 94722008-09-19 Cary Coutant <ccoutant@google.com>
9473
9474 Add plugin functionality for link-time optimization (LTO).
9475 * configure.ac (plugins): Add --enable-plugins option.
9476 * configure: Regenerate.
9477 * config.in: Regenerate.
9478 * Makefile.am (LIBDL): New variable.
9479 (CCFILES): Add plugin.cc.
9480 (HFILES): Add plugin.h.
9481 (ldadd_var): Add LIBDL.
9482 * Makefile.in: Regenerate.
9483
9484 * archive.cc: Include "plugin.h".
9485 (Archive::setup): Don't preread archive symbols when using a plugin.
9486 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9487 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9488 files.
9489 (Archive::include_member): Add symbols from plugin objects.
9490 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9491 * descriptors.cc (Descriptors::open): Check for file descriptors
9492 abandoned by plugins.
9493 (Descriptors::claim_for_plugin): New function.
9494 * descriptors.h (Descriptors::claim_for_plugin): New function.
9495 (Open_descriptor::is_claimed): New field.
9496 (claim_descriptor_for_plugin): New function.
9497 * fileread.cc (File_read::claim_for_plugin): New function.
9498 * fileread.h (File_read::claim_for_plugin): New function.
9499 (File_read::descriptor): New function.
9500 * gold.cc: Include "plugin.h".
9501 (queue_initial_tasks): Add task to call plugin hooks for generating
9502 new object files.
9503 * main.cc: Include "plugin.h".
9504 (main): Load plugin libraries.
9505 * object.h (Pluginobj): Declare.
9506 (Object::pluginobj): New function.
9507 (Object::do_pluginobj): New function.
9508 (Object::set_target): New function.
9509 * options.cc: Include "plugin.h".
9510 (General_options::parse_plugin): New function.
9511 (General_options::General_options): Initialize plugins_ field.
9512 (General_options::add_plugin): New function.
9513 * options.h (Plugin_manager): Declare.
9514 (General_options): Add --plugin option.
9515 (General_options::has_plugins): New function.
9516 (General_options::plugins): New function.
9517 (General_options::add_plugin): New function.
9518 (General_options::plugins_): New field.
9519 * plugin.cc: New file.
9520 * plugin.h: New file.
9521 * readsyms.cc: Include "plugin.h".
9522 (Read_symbols::do_read_symbols): Check for archive before checking
9523 for ELF file. Call plugin hooks to claim files.
9524 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9525 from a real object file; force override when processing replacement
9526 files.
9527 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9528 (Symbol::init_base_object): Likewise.
9529 (Symbol::init_base_output_data): Likewise.
9530 (Symbol::init_base_output_segment): Likewise.
9531 (Symbol::init_base_constant): Likewise.
9532 (Symbol::init_base_undefined): Likewise.
9533 (Symbol::output_section): Assert that object is not a plugin.
9534 (Symbol_table::add_from_pluginobj): New function.
9535 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9536 undefined.
9537 (Symbol_table::sized_write_globals): Likewise.
9538 (Symbol_table::add_from_pluginobj): Instantiate template.
9539 * symtab.h (Sized_pluginobj): Declare.
9540 (Symbol::in_real_elf): New function.
9541 (Symbol::set_in_real_elf): New function.
9542 (Symbol::in_real_elf_): New field.
9543 (Symbol_table::add_from_pluginobj): New function.
9544
9545 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9546 (LIBDL): New variable.
9547 (LDADD): Add LIBDL.
9548 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9549 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9550 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9551 (MOSTLYCLEANFILES): Likewise.
9552 * testsuite/Makefile.in: Regenerate.
9553 * testsuite/plugin_test.c: New file.
9554 * testsuite/plugin_test_1.sh: New file.
9555 * testsuite/plugin_test_2.sh: New file.
9556
de31bda5
ILT		 95572008-09-16 Ian Lance Taylor <iant@google.com>
9558
9c2d0ef9
ILT		 9559 * target-reloc.h (relocate_section): Check whether a symbol is
9560 defined by the ABI before reporting an undefined symbol error.
9561 * target.h (Target::is_defined_by_abi): Make parameter const.
9562 (Target::do_is_defined_by_abi): Likewise.
9563 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9564 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9565 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9566 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9567 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9568 * testsuite/Makefile.in: Rebuild.
9569
de31bda5
ILT		 9570 * fileread.cc (make_view): Add casts to avoid warning.
9571
9fa33bee
AO		 95722008-09-16 Alexandre Oliva <aoliva@redhat.com>
9573
9574 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9575 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9576
183fd0e3
AO		 95772008-09-16 Alexandre Oliva <aoliva@redhat.com>
9578
9579 * options.h (General_options::output_is_executable): New.
9580 (General_options::output_is_pie): New.
9581 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9582 for shared libraries.
9583 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9584
7be8330a
CD		 95852008-09-11 Chris Demetriou <cgd@google.com>
9586
9587 * options.h (origin): New -z option.
9588 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9589 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9590 in DT_FLAGS_1.
9591
a9caad02
CC		 95922008-09-05 Cary Coutant <ccoutant@google.com>
9593
9594 * fileread.cc (File_read::make_view): Add check for attempt to map
9595 beyond end of file.
9596
ae6dce4d
CC		 95972008-09-05 Cary Coutant <ccoutant@google.com>
9598
9599 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9600 explicit instantiations.
9601
d7ab2a47
KVH		 96022008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9603
9604 PR gold/6858
9605 * options.cc (General_options::finalize): Allow undefined symbols
9606 in shlibs if linking -shared.
9607
9608 PR gold/6859
9609 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9610 symbols as not needing a dynsym entry.
9611
1e52a9c1
CS		 96122008-08-20 Craig Silverstein <csilvers@google.com>
9613
9614 * fileread.cc (File_read::open): Do not lock the file unless it
9615 was successfully opened.
9616
d85c80a3
CC		 96172008-08-14 Cary Coutant <ccoutant@google.com>
9618
9619 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9620 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9621 * testsuite/tls_test.cc (struct int128): 128-bit struct
9622 for testing TLS relocs with non-zero addend.
9623 (v12): New TLS variable.
9624 (t12): New test.
9625 (t_last): Add check for v12.
9626 * testsuite/tls_test.h (t12): New function.
9627 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9628
2d924fd9
ILT		 96292008-08-13 Ian Lance Taylor <iant@google.com>
9630
9631 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9632 set tls_segment_ or relro_segment_.
9633 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9634 when appropriate.
9635 * output.h (Output_section::clear_is_relro): New function.
9636 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9637 sections specially even when output_data_ is empty.
9638 (Output_segment::maximum_alignment): When first section is relro,
9639 only force alignment for PT_LOAD segments.
9640 * script.cc (script_data_segment_align): New function.
9641 (script_data_segment_relro_end): New function.
9642 * script-c.h (script_data_segment_align): Declare.
9643 (script_data_segment_relro_end): Declare.
9644 * script-sections.h (class Script_sections): Declare
9645 data_segment_align and data_segment_relro_end. Add fields
9646 segment_align_index_ and saw_relro_end_.
9647 * script-sections.cc (class Sections_element): Add set_is_relro
9648 virtual function. Add new bool* parameter to place_orphan_here.
9649 Add get_output_section virtual function.
9650 (class Output_section_definition): Add set_is_relro. Add new
9651 bool* parameter to place_orphan_here. Add get_output_section.
9652 Add is_relro_ field.
9653 (Output_section_definition::Output_section_definition): Initialize
9654 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9655 and is_relro_ fields.
9656 (Output_section_definition::place_orphan_here): Add is_relro
9657 parameter.
9658 (Output_section_definition::set_section_addresses): Set relro for
9659 output section.
9660 (Output_section_definition::alternate_constraint): Likewise.
9661 (class Orphan_output_section): Add new bool* parameter to
9662 place_orphan_here. Add get_output_section.
9663 (Orphan_output_section::place_orphan_here): Add is_relro
9664 parameter.
9665 (Script_sections::Script_sections): Initialize
9666 data_segment_align_index_ and saw_relro_end_.
9667 (Script_sections::data_segment_align): New function.
9668 (Script_sections::data_segment_relro_end): New function.
9669 (Script_sections::place_orphan): Set or clear is_relro.
9670 (Script_sections::set_section_addresses): Force alignment of first
9671 TLS section.
9672 * yyscript.y (exp): Call script_data_segment_align and
9673 script_data_segment_relro_end.
9674 * testsuite/relro_script_test.t: New file.
9675 * testsuite/relro_test.cc (using_script): Declare.
9676 (t1, t2): Test using_script.
9677 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9678 (relro_script_test_SOURCES): Define.
9679 (relro_script_test_DEPENDENCIES): Define.
9680 (relro_script_test_LDFLAGS): Define.
9681 (relro_script_test_LDADD): Define.
9682 (relro_script_test.so): New target.
9683 * testsuite/Makefile.in: Rebuild.
9684
f827c9a9
CC		 96852008-08-06 Cary Coutant <ccoutant@google.com>
9686
9687 * archive.cc (Archive::total_archives, Archive::total_members)
9688 (Archive::total_members_loaded): New variables.
9689 (Archive::setup): Add parameter. Add option to preread
9690 archive symbols.
9691 (Archive::read_armap): Add counter.
9692 (Archive::get_file_and_offset): New function.
9693 (Archive::get_elf_object_for_member): New function.
9694 (Archive::read_all_symbols): New function.
9695 (Archive::read_symbols): New function.
9696 (Archive::add_symbols): Add counters.
9697 (Archive::include_all_members): Use armap to find members if it's
9698 already built.
9699 (Archive::include_member): Skip reading symbols if already read.
9700 Factored code into Archive::get_file_and_offset and
9701 Archive::get_elf_object_for_member. Changed call to
9702 Mapfile::report_include_archive_member.
9703 (Archive::print_stats): New function.
9704 * archive.h: Declare Object and Read_symbols_data classes.
9705 (Archive::Archive): Add initializers for new members.
9706 (Archive::setup): Add parameter.
9707 (Archive::print_stats): New function.
9708 (Archive::total_archives, Archive::total_members)
9709 (Archive::total_members_loaded): New variables.
9710 (Archive::get_file_and_offset): New function.
9711 (Archive::get_elf_object_for_member): New function.
9712 (Archive::read_all_symbols): New function.
9713 (Archive::read_symbols): New function.
9714 (Archive::Archive_member): New class.
9715 (Archive::members_): New member.
9716 (Archive::num_members_): New member.
9717 * main.cc: Include archive.h.
9718 (main): Call Archive::print_stats.
9719 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9720 archive parameter; member_name is now the fully-decorated name.
9721 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9722 * options.h: (General_options): Add --preread-archive-symbols option.
9723 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9724 Archive::setup.
9725
de4c45bd
ILT		 97262008-08-04 Ian Lance Taylor <iant@google.com>
9727
9728 * symtab.h (Symbol::use_plt_offset): New function.
9729 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9730 * powerpc.cc (Relocate::relocate): Likewise.
9731 * sparc.cc (Relocate::relocate): Likewise.
9732 * x86_64.cc (Relocate::relocate): Likewise.
9733 * testsuite/weak_plt.sh: New test.
9734 * testsuite/weak_plt_main.cc: New test.
9735 * testsuite/weak_plt_shared.cc: New test.
9736 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9737 (check_PROGRAMS): Add weak_plt.
9738 (check_DATA): Add weak_plt_shared.so.
9739 (weak_plt_main_pic.o, weak_plt): New targets.
9740 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9741 * testsuite/Makefile.in: Rebuild.
9742
9743 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9744 gcctestdir/ld.
9745 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9746 * testsuite/Makefile.in: Rebuild.
9747
323ee3f4
AM		 97482008-08-04 Alan Modra <amodra@bigpond.net.au>
9749
9750 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9751 * Makefile.in: Regenerate.
9752 * po/POTFILES.in: Regenerate.
9753
7c07ecec
ILT		 97542008-07-29 Ian Lance Taylor <iant@google.com>
9755
9756 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9757 symbols before other symbols.
9758 * testsuite/script_test_2.cc (test_addr): Declare.
9759 (test_addr_alias): Declare.
9760 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9761 values.
7c07ecec
ILT		 9762 * testsuite/script_test_2.t: Define test_addr_alias and
9763 test_addr.
9764
5778530e
ILT		 97652008-07-24 Ian Lance Taylor <iant@google.com>
9766
2a00e4fb
ILT		 9767 PR 5990
9768 * descriptors.cc: New file.
9769 * descriptors.h: New file.
9770 * gold-threads.h (class Hold_optional_lock): New class.
9771 * fileread.cc: Include "descriptors.h".
9772 (File_read::~File_read): Release descriptor rather than closing
9773 it.
9774 (File_read::open) [file]: Call open_descriptor rather than open.
9775 Set is_descriptor_opened_.
9776 (File_read::open) [memory]: Assert that descriptor is not open.
9777 (File_read::reopen_descriptor): New function.
9778 (File_read::release): Release descriptor.
9779 (File_read::do_read): Make non-const. Reopen descriptor.
9780 (File_read::read): Make non-const.
9781 (File_read::make_view): Reopen descriptor.
9782 (File_read::do_readv): Likewise.
9783 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9784 Update declarations.
9785 * layout.cc: Include "descriptors.h".
9786 (Layout::create_build_id): Use open_descriptor rather than open.
9787 * output.cc: Include "descriptors.h".
9788 (Output_file::open): Use open_descriptor rather than open.
9789 * archive.cc (Archive::const_iterator): Change Archive to be
9790 non-const.
9791 (Archive::begin, Archive::end): Make non-const.
9792 (Archive::count_members): Likewise.
9793 * archive.h (class Archive): Update declarations.
9794 * object.h (Object::read): Make non-const.
9795 * Makefile.am (CCFILES): Add descriptors.cc.
9796 (HFILES): Add descriptors.h.
9797 * Makefile.in: Rebuild.
9798
801647d1
ILT		 9799 PR 6716
9800 * gold.h: Always include <clocale>. Add Solaris workarounds
9801 following code in binutils/sysdep.h.
9802
5edd166e
ILT		 9803 PR 6048
9804 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9805 this->eh_frame_hdr_ is NULL before using it.
9806
c89ad728
ILT		 9807 * dynobj.cc (Versions::Versions): Update comment.
9808
aa86f06b
ILT		 9809 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9810 the base version name.
9811
5778530e
ILT		 9812 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9813 array size plus one.
9814 (Stringpool_template::set_string_offsets): Subtract one from key
9815 before using it as an array index.
9816 (Stringpool_template::get_offset_with_length): Likewise.
9817 (Stringpool_template::write_to_buffer): Likewise.
9818 * stringpool.h (Stringpool_template::get_offset_from_key):
9819 Likewise.
9820
057ead22
ILT		 98212008-07-23 Ian Lance Taylor <iant@google.com>
9822
7f649c59
ILT		 9823 PR 6658
9824 * object.h (Merged_symbol_value::value): Do our best to handle a
9825 negative addend.
9826
057ead22
ILT		 9827 PR 6647
9828 * script.cc (Version_script_info::get_versions): Don't add empty
9829 version tag to return value.
9830 (Version_script_info::get_symbol_version_helper): Change return
9831 type to bool. Add pversion parameter. Change all callers.
9832 (script_register_vers_node): Don't require a non-NULL tag.
9833 * script.h (class Version_script_info): Update declarations.
9834 (Version_script_info::get_symbol_version): Change return type to
9835 bool. Add version parameter. Change all callers.
9836 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9837 handling. Handle an empty version from a version script.
9838 (Symbol_table::define_special_symbol): Likewise.
9839 * testsuite/ver_test_10.script: New file.
9840 * testsuite/ver_test_10.sh: New file.
9841 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9842 (check_DATA): Add ver_test_10.syms.
9843 (ver_test_10.syms, ver_test_10.so): New target.
9844 * testsuite/Makefile.in: Rebuild.
9845
58e54ac2
CD		 98462008-07-23 Simon Baldwin <simonb@google.com>
9847
9848 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9849 to zero for undefined symbols from dynamic libraries.
9850
95d14cd3
ILT		 98512008-07-23 Ian Lance Taylor <iant@google.com>
9852
9853 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9854 Change all callers.
9855 * symtab.h (class Symbol_table): Update declaration.
9856 * testsuite/ver_test_9.cc: New file.
9857 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9858 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9859 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9860 (ver_test_9.so, ver_test_9.o): New targets.
9861 * testsuite/Makefile.in: Rebuild.
9862
92de84a6
ILT		 98632008-07-22 Ian Lance Taylor <iant@google.com>
9864
34810851
ILT		 9865 * options.h (class General_options): Define --check-sections.
9866 * layout.cc (Layout::set_segment_offsets): Handle
9867 --check-sections.
9868
af6156ef
ILT		 9869 * options.h (class General_options): Define -n/--nmagic and
9870 -N/--omagic.
9871 * options.cc (General_options::finalize): For -n/--nmagic or
9872 -N/--omagic, set -static.
9873 * layout.cc (Layout::attach_allocated_section_to_segment): If
9874 -N/--omagic, don't put read-only and read-write sections in
9875 different segments.
9876 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9877 finding a read-only segment.
9878 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9879 don't set the minimum segment alignment to the common page size,
9880 and don't set the file offset to the address modulo the page size.
9881 * script-sections.cc (Script_sections::create_segments): If
9882 -n/--omagic, don't put read-only and read-write sections in
9883 different segments.
9884
92de84a6
ILT		 9885 * cref.cc: New file.
9886 * cref.h: New file.
9887 * options.h (class General_options): Add --print-symbol-counts.
9888 * main.cc (main): Issue defined symbol report if requested.
9889 * archive.cc (Archive::interpret_header): Make into a const member
9890 function.
9891 (Archive::add_symbols): Call Input_objects::archive_start and
9892 archive_stop.
9893 (Archive::const_iterator): Define new class.
9894 (Archive::begin, Archive::end): New functions.
9895 (Archive::include_all_members): Rewrite to use iterator.
9896 (Archive::count_members): New function.
9897 * archive.h (class Archive): Update declarations.
9898 (Archive::filename): New function.
9899 * object.cc: Include "cref.h".
9900 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9901 (Sized_relobj::do_get_global_symbol_counts): New function.
9902 (Input_objects::add_object): Add object to cross-referencer.
9903 (Input_objects::archive_start): New function.
9904 (Input_objects::archive_stop): New function.
9905 (Input_objects::print_symbol_counts): New function.
9906 * object.h: Declare Cref and Archive.
9907 (Object::get_global_symbol_counts): New function.
9908 (Object::do_get_global_symbol_counts): New pure virtual function.
9909 (class Sized_relobj): Add defined_count_ field. Update
9910 declarations.
9911 (class Input_objects): Add cref_ field. Update constructor.
9912 Update declarations.
9913 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9914 defined_count_.
9915 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9916 symbol counts.
9917 (Sized_dynobj::do_get_global_symbol_counts): New function.
9918 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9919 defined_count_. Update declarations. Define Symbols typedef.
9920 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9921 parameter. Change all callers.
9922 (Symbol_table::add_from_dynobj): Add sympointers and defined
9923 parameters. Change all callers.
9924 * symtab.h (class Symbol_table): Update declarations.
9925 * Makefile.am (CCFILES): Add cref.cc.
9926 (HFILES): Add cref.h.
9927 * Makefile.in: Rebuild.
9928
3f7c5e1d
CD		 99292008-07-22 Simon Baldwin <simonb@google.com>
9930
9931 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9932 to zero when writing undefined symbols.
9933
e0b64032
ILT		 99342008-07-22 Ian Lance Taylor <iant@google.com>
9935
9936 * output.cc (Output_section::add_input_section): Don't try to
9937 merge empty merge sections.
9938
096b02cf
CS		 99392008-07-21 Craig Silverstein <csilvers@google.com>
9940
9941 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9942 Include symbol version in error message.
cd536b21 9943
1d1f116d
CD		 99442008-07-20 Chris Demetriou <cgd@google.com>
9945
cd536b21 9946 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 9947 (RANDOM_SEED_CFLAGS): New substituted variable.
9948 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9949 * configure: Rebuild.
9950 * Makefile.in: Likewise.
9951 * testsuite/Makefile.in: Likewise.
9952
a18f591e
ILT		 99532008-07-18 Ian Lance Taylor <iant@google.com>
9954
9955 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9956 where we see NAME/NULL and NAME/VERSION as separate symbols.
9957 * testsuite/ver_test_main.cc (main): Call t4.
9958 (t4, t4_2a): Define.
9959 * testsuite/ver_test_2.cc (t4_2): Define.
9960 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9961 * testsuite/ver_test_4.cc (t4_2a): Define.
9962 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9963 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9964
c6e3f6ed
ILT		 99652008-07-17 Ian Lance Taylor <iant@google.com>
9966
9967 * dynobj.cc (Versions::add_def): If we give an error about a
9968 missing version, go ahead and create the version anyhow.
9969
ef9beddf
ILT		 99702008-07-10 Ian Lance Taylor <iant@google.com>
9971
9972 Handle output sections with more than 0x7fffffff bytes.
9973 * object.h (class Relobj): Change map_to_output_ to
9974 output_sections_, and just keep a section pointer. Change all
9975 uses. Move comdat group support to Sized_relobj.
9976 (Relobj::is_section_specially_mapped): Remove.
9977 (Relobj::output_section): Remove poff parameter. Change all
9978 callers.
9979 (Relobj::output_section_offset): New function.
9980 (Relobj::set_section_offset): Rewrite.
9981 (Relobj::map_to_output): Remove.
9982 (Relobj::output_sections): New function.
9983 (Relobj::do_output_section_offset): New pure virtual function.
9984 (Relobj::do_set_section_offset): Likewise.
9985 (class Sized_relobj): Add section_offsets_ field. Add comdat
9986 group support from Relobj. Update declarations.
9987 (Sized_relobj::get_output_section_offset): New function.
9988 (Sized_relobj::do_output_section_offset): New function.
9989 (Sized_relobj::do_set_section_offset): New function.
9990 * object.cc (Relobj::output_section_address): Remove.
9991 (Sized_relobj::Sized_relobj): Initialize new fields.
9992 (Sized_relobj::include_section_group): Cast find_kept_object to
9993 Sized_relobj.
9994 (Sized_relobj::include_linkonce_section): Likewise.
9995 (Sized_relobj::do_layout): Use separate arrays for output section
9996 and output offset.
9997 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9998 output_sections.
9999 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10000 output_sections and section_offsets.
10001 (Sized_relobj::write_local_symbols): Likewise.
10002 (map_to_kept_section): Compute output address directly.
10003 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10004 output_sections and section_offsets.
10005 (Sized_relobj::write_sections): Likewise.
10006 (Sized_relobj::relocate_sections): Likewise.
10007 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10008 * output.h (class Output_reloc): Update declarations. Change
10009 u2_.relobj to Sized_relobj*.
10010 (class Output_data_reloc): Change add functions to use
10011 Sized_relobj*.
10012 * output.cc (Output_reloc::Output_reloc): Change relobj to
10013 Sized_relobj*.
10014 (Output_reloc::local_section_offset): Change return type to
10015 Elf_Addr. Use get_output_section_offset.
10016 (Output_reloc::get_address): Likewise.
10017 (Output_section::is_input_address_mapped): Don't call
10018 is_section_specially_mapped.
10019 (Output_section::output_offset): Likewise.
10020 (Output_section::output_address): Likewise.
10021 (Output_section::starting_output_address): Likewise.
10022 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10023 parameter to Sized_relobj*.
10024 (Copy_relocs::need_copy_reloc): Likewise.
10025 (Copy_relocs::save): Likewise.
10026 * copy-relocs.h (class Copy_relocs): Update declarations.
10027 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10028 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10029 * target-reloc.h (relocate_for_relocatable): Change
10030 offset_in_output_section type to Elf_Addr. Change code that uses
10031 it as well.
10032 * layout.cc (Layout::layout): Always set *off.
10033 * mapfile.cc (Mapfile::print_input_section): Use
10034 output_section_offset.
10035 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10036 Sized_relobj*.
10037 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10038 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10039 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10040
5cb66f97
ILT		 100412008-07-03 Ian Lance Taylor <iant@google.com>
10042
10043 * layout.cc (Layout::include_section): Do not discard unrecognized
10044 SHT_STRTAB sections.
10045
afe47622
CS		 100462008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10047
10048 * script.cc (Lex::can_continue_name): Make '?' allowable in
10049 version-script names.
10050 * testsuite/version_script.map: Change glob pattern to use '?'
10051
5adf9721
ILT		 100522008-06-30 Manish Singh <yosh@gimp.org>
10053
10054 PR 6585
10055 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10056 Correct typo.
10057
e6fde208
ILT		 100582008-06-30 Ian Lance Taylor <iant@google.com>
10059
10060 PR 6660
10061 PR 6682
10062 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10063 versions]: Don't try to read the value in the contents, since we
10064 don't use it. Use the template endianness when writing.
10065
3f2e6a2d
CC		 100662008-06-25 Cary Coutant <ccoutant@google.com>
10067
10068 * fileread.cc (File_read::make_view): Assert on zero-length view.
10069 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10070 symbol table when there are no symbols to read.
10071
c43d3a48
CS		 100722008-06-23 Craig Silverstein <csilvers@google.com>
10073
10074 * version.cc (version_string): Bump to 1.7
10075
5f494ea0
CS		 100762008-06-18 Craig Silverstein <csilvers@google.com>
10077
10078 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10079 constant 0xFFFF to type Valtype.
10080 (Powerpc_relocate_functions::rel16_ha): Likewise.
10081
c42e122e
ILT		 100822008-06-17 Ian Lance Taylor <iant@google.com>
10083
f34787f8
ILT		 10084 * output.h (Output_section::Input_section): Initialize p2align_ to
10085 zero for Output_section_data constructors.
10086 (Output_section::Input_section::addralign): If not an input
10087 section, return the alignment of the Output_section_data.
10088 * testsuite/copy_test.cc: New file.
10089 * testsuite/copy_test_1.cc: New file.
10090 * testsuite/copy_test_2.cc: New file.
10091 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10092 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10093 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10094 (copy_test_1_pic.o, copy_test_1.so): New targets.
10095 (copy_test_2_pic.o, copy_test_2.so): New targets.
10096 * testsuite/Makefile.in: Rebuild.
10097
c42e122e
ILT		 10098 * script-sections.cc (Script_sections::place_orphan): Initialize
10099 local variable exact.
10100
ce3ac18a
DE		 101012008-06-13 David Edelsohn <edelsohn@gnu.org>
10102
10103 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10104
42cacb20
DE		 101052008-06-12 David Edelsohn <edelsohn@gnu.org>
10106 David S. Miller <davem@davemloft.net>
10107
10108 * powerpc.cc: New file.
10109 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10110 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10111 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10112 * Makefile.in: Rebuild.
10113
7b308235
ILT		 101142008-06-09 Ian Lance Taylor <iant@google.com>
10115
10116 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10117 <exception>.
10118 (throwing, orig_terminate): New static variables.
10119 (terminate_handler): New static function.
10120 (t2): Set terminate handler.
10121
f0b886e3
ILT		 101222008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10123
10124 PR 6584
cd536b21 10125 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10126 alignment.
10127
3e90f135
CC		 101282008-05-30 Cary Coutant <ccoutant@google.com>
10129
10130 * archive.cc (Archive::include_all_members) Correct to step
10131 over symbol table and extended name table in thin archives.
10132
e09ad04a
ILT		 101332008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10134
10135 PR 6407
10136 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10137 calculation.
10138
62b01cb5
ILT		 101392008-05-28 Caleb Howe <cshowe@google.com>
10140
10141 * reduced_debug_output.cc: New file.
10142 * reduced_debug_output.h: New file.
92de84a6 10143 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10144 * options.cc (General_options::finalize): Add strip_debug_non_line
10145 to the strip heirarchy.
10146 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10147 fields.
10148 * layout.cc: Include "reduced_debug_output.h".
10149 (Layout::Layout): Initialize new fields.
10150 (line_only_debug_sections): New static array.
10151 (is_lines_only_debug_sections): New static inline function.
10152 (Layout::include_section): Handle --strip-debug-non-line.
10153 (Layout::make_output_section): If --strip-debug-non-line, build
10154 new output sections for .debug_abbrev and .debug_info.
10155 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10156 gold. Warn about possible overflow.
10157 (read_signed_LEB_128): Likewise.
10158 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10159 (read_signed_LEB_128): Declare.
10160 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10161 (HFILES): Add reduced_debug_output.h.
10162 * Makefile.in: Rebuild.
10163
7d9e3d98
ILT		 101642008-05-21 Ian Lance Taylor <iant@google.com>
10165
10166 * mapfile.cc: New file.
10167 * mapfile.h: New file.
10168 * options.h (class General_options): Add -M/--print-map and -Map.
10169 * options.cc (General_options::finalize): Make -M equivalent to
10170 -Map -.
10171 * main.cc: Include <cstdio> and "mapfile.h".
10172 (main): Open mapfile if requested.
10173 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10174 constructor. Change caller.
10175 (queue_initial_tasks): Add mapfile parameter. Change caller.
10176 (queue_middle_tasks): Likewise.
10177 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10178 declarations.
10179 * archive.cc: Include "mapfile.h".
10180 (Archive::add_symbols): Add mapfile parameter. Change all
10181 callers. Pass mapfile, symbol, and reason to include_member.
10182 (Archive::include_all_members): Add mapfile parameter. Change all
10183 callers.
10184 (Archive::include_member): Add mapfile, sym, and why parameters.
10185 Change all callers. Report inclusion to map file.
10186 * archive.h: Include "fileread.h".
10187 (class Archive): Update declarations.
10188 (Archive::file): New const method.
10189 (class Add_archive_symbols): Add mapfile_ field. Update
10190 constructor. Change all callers.
10191 * readsyms.h (class Read_symbols): Likewise.
10192 (class Finish_group): Likewise.
10193 (class Read_script): Likewise.
10194 * common.cc: Include "mapfile.h".
10195 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10196 all callers.
10197 (Symbol_table::do_allocate_commons): Likewise.
10198 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10199 symbol allocation to mapfile.
10200 * common.h (class Allocate_commons_task): Add mapfile_ field.
10201 Update constructor. Change all callers.
10202 * symtab.h (class Symbol_table): Update declarations.
10203 * layout.cc: Include "mapfile.h".
10204 (Layout_task_runner::run): Print information to mapfile.
10205 (Layout::create_gold_note): Change Output_data_fixed_space to
10206 Output_data_zero_fill.
10207 (Layout::create_build_id): Likewise.
10208 (Layout::print_to_mapfile): New function.
10209 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10210 constructor. Change caller.
10211 (class Layout): Declare print_to_mapfile.
10212 * output.cc (Output_section::Input_section::print_to_mapfile): New
10213 function.
10214 (Output_section::add_input_section): If producing a map, always
10215 add to input_sections_ list.
10216 (Output_section::do_print_to_mapfile): New function.
10217 (Output_segment::print_sections_to_mapfile): New function.
10218 (Output_segment::print_section_list_to_mapfile): New function.
10219 * output.h: Include "mapfile.h".
10220 (Output_data::print_to_mapfile): New function.
10221 (Output_data::do_print_to_mapfile): New virtual function.
10222 (Output_segment_headers::do_print_to_mapfile): New function.
10223 (Output_file_header::do_print_to_mapfile): New function.
10224 (Output_data_const::do_print_to_mapfile): New function.
10225 (class Output_data_const_buffer): Add map_name_ field. Update
10226 constructor. Change all callers. Add do_print_to_mapfile
10227 function.
10228 (class Output_data_fixed_space): Likewise.
10229 (class Output_data_space): Likewise.
10230 (class Output_data_zero_fill): New class.
10231 (Output_data_strtab::do_print_to_mapfile): New function.
10232 (Output_data_reloc_base::do_print_to_mapfile): New function.
10233 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10234 (Output_data_group::do_print_to_mapfile): New function.
10235 (Output_data_got::do_print_to_mapfile): New function.
10236 (Output_data_dynamic::do_print_to_mapfile): New function.
10237 (Output_symtab_xindex::do_print_to_mapfile): New function.
10238 (class Output_section): Declare do_print_to_mapflie. Declare
10239 print_to_mapfile in Input_section.
10240 (class Output_segment): Declare new functions.
10241 * object.h (Sized_relobj::symbol_count): New function.
10242 * script-sections.cc
10243 (Output_section_element_dot_assignment::set_section_addresses):
10244 Change Output_data_fixed_space to Output_data_zero_fill.
10245 (Output_data_expression::do_print_to_mapfile): New function.
10246 * script.cc (read_input_script): Add mapfile parameter. Change
10247 all callers.
10248 * script.h (read_input_script): Update declaration.
10249 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10250 (Eh_frame::do_print_to_mapfile): New function.
10251 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10252 (Output_merge_string::do_print_to_mapfile): New function.
10253 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10254 function.
10255 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10256 function.
10257 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10258 function.
10259 * Makefile.am (CCFILES): Add mapfile.cc.
10260 (HFILES): Add mapfile.h.
10261 * Makefile.in: Rebuild.
10262
9f1d377b
ILT		 102632008-05-19 Ian Lance Taylor <iant@google.com>
10264
10265 * options.h (class General_options): Add -z relro.
10266 * layout.cc (Layout::Layout): Initialize relro_segment_.
10267 (Layout::add_output_section_data): Return the output section.
10268 (Layout::make_output_section): Rcognize relro sections and mark
10269 them appropriately.
10270 (Layout::attach_allocated_section_to_segment): Put relro sections
10271 in a PT_GNU_RELRO segment.
10272 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10273 section as relro.
10274 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10275 PT_TLS segments.
10276 (Layout::linkonce_mapping): Map d.rel.ro.local to
10277 .data.rel.ro.local.
10278 (Layout::output_section_name): Us .data.rel.ro.local for any
10279 section which begins with that.
10280 * layout.h (class Layout): Update add_output_section_data
10281 declaration. Add relro_segment_ field.
10282 * output.cc (Output_section::Output_section): Initialize is_relro_
10283 and is_relro_local_ fields.
10284 (Output_segment::add_output_section): Group relro sections.
10285 (Output_segment::is_first_section_relro): New function.
10286 (Output_segment::maximum_alignment): If there is a relro section,
10287 align the segment to the common page size.
10288 (Output_segment::set_section_addresses): Track whether we are
10289 looking at relro sections. If the last section is a relro
10290 section, align to the common page size.
10291 (Output_segment::set_section_list_addresses): Add in_relro
10292 parameter. Change all callers. Align to the page size when
10293 moving from relro to non-relro section.
10294 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10295 segment.
10296 * output.h (class Output_section): Add is_relro_ and
10297 is_relro_local_ fields.
10298 (Output_section::is_relro): New function.
10299 (Output_section::set_is_relro): New function.
10300 (Output_section::is_relro_local): New function.
10301 (Output_section::set_is_relro_local): New function.
10302 (class Output_segment): Update declarations.
10303 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10304 * sparc.cc (Target_sparc::got_section): Likewise.
10305 * x86_64.cc (Target_x86_64::got_section): Likewise.
10306 * testsuite/relro_test_main.cc: New file.
10307 * testsuite/relro_test.cc: New file.
10308 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10309 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10310 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10311 (relro_test.so, relro_test_pic.o): New targets.
10312 * testsuite/Makefile.in: Rebuild.
10313
a984ee1d
ILT		 103142008-05-16 Ian Lance Taylor <iant@google.com>
10315
01676dcd
ILT		 10316 * output.cc (Output_segment::add_output_section): Remove front
10317 parameter.
10318 * output.h (class Output_segment): Remove
10319 add_initial_output_section and overloaded add_output_section.
10320 Update declaration of remaining add_output_section.
10321 * layout.cc (Layout::create_interp): Call add_output_section
10322 rather than add_initial_output_section.
10323 (Layout::finish_dynamic_section): Likewise.
10324
497897f9
ILT		 10325 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10326 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10327 know the dynamic type.
10328 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10329 field. Initialize it in constructor.
10330 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10331 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10332 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10333 reloc.
10334
a984ee1d
ILT		 10335 * output.cc (Output_reloc::get_address): Change return type to
10336 Elf_Addr.
10337 * output.h (class Output_reloc): Update get_address declaration.
10338 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10339 for section addresses.
10340
55ba0940
ILT		 103412008-05-09 Ian Lance Taylor <iant@google.com>
10342
10343 PR 6493
10344 * gold.cc (gold_nomem): Use return value of write.
10345
75517b77
ILT		 103462008-05-08 Ian Lance Taylor <iant@google.com>
10347
10348 * symtab.c (Symbol::init_base_output_data): Add version
10349 parameter. Change all callers.
10350 (Symbol::init_base_output_segment): Likewise.
10351 (Symbol::init_base_constant): Likewise.
10352 (Symbol::init_base_undefined): Likewise.
10353 (Sized_symbol::init_output_data): Likewise.
10354 (Sized_symbol::init_output_segment): Likewise.
10355 (Sized_symbol::init_constant): Likewise.
10356 (Sized_symbol::init_undefined): Likewise.
10357 (Symbol_table::do_define_in_output_data): If the new symbol has a
10358 version, mark it as the default.
10359 (Symbol_table::do_define_in_output_segment): Likewise.
10360 (Symbol_table::do_define_as_constant): Likewise.
10361 * symtab.h (class Symbol): Update declarations.
10362 (class Sized_symbol): Likewise.
10363 * resolve.cc (Symbol::override_version): New function.
c42e122e 10364 (Symbol::override_base): Call override_version.
75517b77
ILT		 10365 (Symbol::override_base_with_special): Likewise.
10366 * testsuite/ver_script_8.script: New file.
10367 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10368 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10369 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10370 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10371
f1f70eae
ILT		 103722008-05-06 Ian Lance Taylor <iant@google.com>
10373
f3e9c5c5
ILT		 10374 PR 6049
10375 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10376 functions.
10377 (class General_options): Remove existing --undefined, and add
10378 --no-undefined instead. Add new --undefined as synonym for -u.
10379 * archive.cc (Archive::add_symbols): Check whether symbol was
10380 named with -u.
10381 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10382 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10383 all uses. Add IS_UNDEFINED. Update declarations to split
10384 different versions of init_base. Declare init_base_undefined.
10385 (Symbol::is_defined): Handle IS_UNDEFINED.
10386 (Symbol::is_undefined): Likewise.
10387 (Symbol::is_weak_undefined): Call is_undefined.
10388 (Symbol::is_absolute): Handle IS_CONSTANT.
10389 (class Sized_symbol): Update declarations to split different
10390 versions of init. Declare init_undefined.
10391 (class Symbol_table): Declare new functions.
10392 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10393 Change all callers.
10394 (Symbol::init_base_output_data): Likewise.
10395 (Symbol::init_base_output_segment): Likewise.
10396 (Symbol::init_base_constant): Likewise.
10397 (Symbol::init_base_undefined): New function.
10398 (Sized_symbol::init_object): Rename from init. Change all
10399 callers.
10400 (Sized_symbol::init_output_data): Likewise.
10401 (Sized_symbol::init_output_segment): Likewise.
10402 (Sized_symbol::init_constant): Likewise.
10403 (Sized_symbol::init_undefined): New function.
10404 (Symbol_table::add_undefined_symbols_from_command_line): New
10405 function.
10406 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10407 function.
10408 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10409 (Symbol::output_section): Likewise.
10410 (Symbol::set_output_section): Likewise.
10411 (Symbol_table::sized_finalize_symbol): Likewise.
10412 (Symbol_table::sized_write_globals): Likewise.
10413 * resolve.cc (Symbol_table::should_override): Likewise.
10414 (Symbol::override_base_with_special): Likewise.
10415
8bdcdf2c
ILT		 10416 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10417 symbol, change it to have default visibility.
10418 * testsuite/protected_1.cc: New file.
10419 * testsuite/protected_2.cc: New file.
10420 * testsuite/protected_3.cc: New file.
10421 * testsuite/protected_main_1.cc: New file.
10422 * testsuite/protected_main_2.cc: New file.
10423 * testsuite/protected_main_3.cc: New file.
10424 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10425 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10426 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10427 (protected_1.so): New target.
10428 (protected_1_pic.o, protected_2_pic.o): New targets.
10429 (protected_3_pic.o): New target.
10430 (check_PROGRAMS): Add protected_2.
10431 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10432 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10433 * testsuite/Makefile.in: Rebuild.
10434
2b706932
ILT		 10435 * options.h (DEFINE_var): Add set_user_set_##varname__.
10436 (DEFINE_bool_alias): New macro.
10437 (class General_options): Define -Bstatic using DEFINE_bool_alias
10438 rather than DEFINE_special. Add --undefined as an alias for -z
10439 defs.
10440 * options.cc (General_options::parse_Bstatic): Remove.
10441
d82a5bcc
ILT		 10442 * options.h (class General_options): Add --fatal-warnings.
10443 * main.cc (main): Implement --fatal-warnings.
10444 * errors.h (Errors::warning_count): New function.
10445
f1f70eae
ILT		 10446 * options.h (class General_options): Add -Bsymbolic-functions.
10447 * symtab.h (Symbol::is_preemptible): Check for
10448 -Bsymbolic-functions.
10449
8825ac63
ILT		 104502008-05-05 Ian Lance Taylor <iant@google.com>
10451
d98bc257
ILT		 10452 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10453 as noVARNAME rather than no-VARNAME.
10454 (class General_options): Add option -z combreloc.
10455 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10456 get_address.
10457 (Output_reloc::sort_before) [SHT_REL]: New function.
10458 (Output_reloc::sort_before) [SHT_RELA]: New function.
10459 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10460 Sort_relocs_comparison.
10461 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10462 parameter. Change all callers.
10463 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10464 sort_relocs parameter. Change all callers.
10465 * output.cc (Output_reloc::get_address): New function, broken out
10466 of write_rel.
10467 (Output_reloc::write_rel): Call it.
10468 (Output_reloc::compare): New function.
10469 (Output_data_reloc_base::do_write): Optionally sort relocs.
10470
60b2b4e7
ILT		 10471 * configure.ac: If targ_extra_obj is set, link it in.
10472 * configure.tgt: Initialize all variables.
10473 (x86_64*): Set targ_extra_obj and targ_extra_size.
10474 * configure: Rebuild.
10475
8825ac63
ILT		 10476 * object.cc (Sized_relobj::include_section_group): Adjust section
10477 indexes read from group data. Build vector to pass to
10478 layout_group.
10479 * layout.cc (Layout::layout_group): Add flags and shndxes
10480 parameters. Remove contents parameter. Change caller. Update
10481 explicit instantiations.
10482 * layout.h (class Layout): Update layout_group declaration.
10483 * output.cc (Output_data_group::Output_data_group): Add flags and
10484 input_shndxes parameters. Remove contents parameter. Change
10485 caller.
10486 (Output_data_group::do_write): Change input_sections_ to
10487 input_shndxes_.
10488 * output.h (class Output_data_group): Update constructor
10489 declaration. Rename input_sections_ to input_shndxes_.
10490 * testsuite/many_sections_test.cc: Add template.
10491
e94cf127
CC		 104922008-04-30 Cary Coutant <ccoutant@google.com>
10493
4418b2d5
CC		 10494 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10495
e94cf127
CC		 10496 * layout.cc (Layout::include_section): Refactored check for debug
10497 info section.
10498 (Layout::add_comdat): Add new parameters. Change type
10499 of signature parameter. Add object and shndx to signatures table.
10500 (Layout::find_kept_object): New function.
10501 * layout.h: Include <cstring>.
10502 (Layout::is_debug_info_section): New function.
10503 (Layout::add_comdat): Add new parameters.
10504 (Layout::find_kept_object): New function.
10505 (Layout::Kept_section): New struct.
10506 (Layout::Signatures): Change type of map range.
10507 * object.cc (Relobj::output_section_address): New function.
10508 (Sized_relobj::include_section_group): Add new parameters. Change
10509 calls to Layout::add_comdat. Change to build table of kept comdat
10510 groups and table mapping discarded sections to kept sections.
10511 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10512 (Sized_relobj::do_layout): Change calls to include_section_group and
10513 include_linkonce_section.
10514 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10515 value to zero when section is discarded.
10516 (Sized_relobj::map_to_kept_section): New function.
10517 * object.h (Relobj::output_section_address): New function.
10518 (Relobj::Comdat_group): New type.
10519 (Relobj::find_comdat_group): New function.
10520 (Relobj::Comdat_group_table): New type.
10521 (Relobj::Kept_comdat_section): New type.
10522 (Relobj::Kept_comdat_section_table): New type.
10523 (Relobj::add_comdat_group): New function.
10524 (Relobj::set_kept_comdat_section): New function.
10525 (Relobj::get_kept_comdat_section): New function.
10526 (Relobj::comdat_groups_): New field.
10527 (Relobj::kept_comdat_sections_): New field.
10528 (Symbol_value::input_value): Update comment.
10529 (Sized_relobj::map_to_kept_section) New function.
10530 (Sized_relobj::include_linkonce_section): Add new parameter.
10531 * target-reloc.h (Comdat_behavior): New type.
10532 (get_comdat_behavior): New function.
10533 (relocate_section): Add code to map a discarded section to the
10534 corresponding kept section when applying a relocation.
10535
e4e5049b
CS		 105362008-04-30 Craig Silverstein <csilvers@google.com>
10537
10538 * dwarf_reader.cc (next_generation_count): New static var.
10539 (Addr2line_cache_entry): New struct.
10540 (addr2line_cache): New static var.
10541 (Dwarf_line_info::one_addr2line): Added caching.
10542 (Dwarf_line_info::clear_addr2line_cache): New function.
10543 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10544 cache-size parameter.
10545 (Dwarf_line_info::one_addr2line_cache): New function.
10546 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10547 new cache-size argument to one_addr2line(), and clear cache.
10548
d09e9154
CC		 105492008-04-28 Cary Coutant <ccoutant@google.com>
10550
10551 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10552 R_386_PC8 relocations.
10553
7ef73768
ILT		 105542008-04-23 Ian Lance Taylor <iant@google.com>
10555
55438702
ILT		 10556 * object.cc (Sized_relobj::include_section_group): Check for
10557 invalid section group.
10558
c165fb93
ILT		 10559 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10560 header size.
10561
7ef73768
ILT		 10562 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10563 than read for file header.
10564 * archive.cc (Archive::include_member): Likewise.
10565
6194aaab
L		 105662008-04-23 Paolo Bonzini <bonzini@gnu.org>
10567
10568 * aclocal.m4: Regenerate.
10569 * configure: Regenerate.
10570
d491d34e
ILT		 105712008-04-19 Ian Lance Taylor <iant@google.com>
10572
5ea2bac6
ILT		 10573 * version.cc (version_string): Bump to 1.6.
10574
7bc3e21a
ILT		 10575 * testsuite/Makefile.am (many_sections_r_test): New target.
10576 (many_sections_r_test_SOURCES): Remove.
10577 (many_sections_r_test_DEPENDENCIES): Remove.
10578 (many_sections_r_test_LDFLAGS): Remove.
10579 (many_sections_r_test_LDADD): Remove.
10580
7fcd3aa9
ILT		 10581 * object.cc (Sized_relobj::do_add_symbols): Always pass
10582 local_symbol_count_ to add_from_relobj.
10583
4c94d6ae
ILT		 10584 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10585 every thousand variables.
10586 * testsuite/Makefile.in: Rebuild.
10587
d491d34e
ILT		 10588 * object.cc (Xindex::initialize_symtab_xindex): New function.
10589 (Xindex::read_symtab_xindex): New function.
10590 (Xindex::sym_xindex_to_shndx): New function.
10591 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10592 available.
10593 (Sized_relobj::do_initialize_xindex): New function.
10594 (Sized_relobj::do_read_symbols): Adjust section links.
10595 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10596 parameter. Change all callers.
10597 (Sized_relobj::include_section_group): Adjust section links and
10598 symbol section indexes.
10599 (Sized_relobj::do_layout): Adjust section links.
10600 (Sized_relobj::do_count_local_symbols): Adjust section links and
10601 symbol section indexes.
10602 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10603 ordinary and special symbols.
10604 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10605 dynsym_xindex parameters. Change all callers. Adjust section
10606 links. Use SHN_XINDEX when needed.
10607 (Sized_relobj::get_symbol_location_info): Adjust section links.
10608 Don't get fooled by special symbols.
10609 * object.h (class Xindex): Define.
10610 (class Object): Add xindex_ parameter. Declare virtual functoin
10611 do_initialize_xindex.
10612 (Object::adjust_sym_shndx): New function.
10613 (Object::set_xindex): New protected function.
10614 (class Symbol_value): Add is_ordinary_shndx_ field.
10615 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10616 (Symbol_value::value): Assert ordinary section.
10617 (Symbol_value::initialize_input_to_output_map): Likewise.
10618 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10619 Change all callers.
10620 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10621 all callers.
10622 (class Sized_relobj): Update declarations.
10623 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10624 parameter. Change all callers.
10625 (Sized_relobj::adjust_shndx): New function.
10626 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10627 field.
10628 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10629 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10630 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10631 (Sized_dynobj::read_dynsym_section): Adjust section links.
10632 (Sized_dynobj::read_dynamic): Likewise.
10633 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10634 section links.
10635 (Sized_dynobj::do_initialize_xindex): New function.
10636 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10637 do_initialize_xindex.
10638 (Sized_dynobj::adjust_shndx): New function.
10639 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10640 dynsym_xindex_ fields.
10641 (Layout::finalize): Add a call to set_section_indexes before
10642 creating the symtab sections.
10643 (Layout::set_section_indexes): Don't do anything if the section
10644 already has a section index.
10645 (Layout::create_symtab_sections): Add shnum parameter. Change
10646 caller. Create .symtab_shndx section if needed.
10647 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10648 caller.
10649 (Layout::allocated_output_section_count): New function.
10650 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10651 needed.
10652 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10653 fields. Update declarations.
10654 (Layout::symtab_xindex): New function.
10655 (Layout::dynsym_xindex): New function.
10656 (class Write_symbols_task): Add layout_ field.
10657 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10658 Change caller.
10659 * output.cc (Output_section_headers::Output_section_headers): Add
10660 shstrtab_section parameter. Change all callers.
10661 (Output_section_headers::do_sized_write): Store overflow values
10662 for section count and section string table section index in
10663 section header zero.
10664 (Output_file_header::do_sized_write): Check for overflow of
10665 section count and section string table section index.
10666 (Output_symtab_xindex::do_write): New function.
10667 (Output_symtab_xindex::endian_do_write): New function.
10668 * output.h (class Output_section_headers): Add shstrtab_section_.
10669 Update declarations.
10670 (class Output_symtab_xindex): Define.
10671 (Output_section::has_out_shndx): New function.
10672 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10673 field.
10674 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10675 Change all callers.
10676 (Sized_symbol::init): Likewise.
10677 (Symbol::output_section): Check for ordinary symbol.
10678 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10679 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10680 callers.
10681 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10682 Change all callers. Simplify handling of symbols from sections
10683 not included in the link.
10684 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10685 distinction.
10686 (Weak_alias_sorter::operator()): Assert that symbols are
10687 ordinary.
10688 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10689 distinction.
10690 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10691 parameters. Change all callers.
10692 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10693 symbol distinction. Use SHN_XINDEX when needed.
10694 (Symbol_table::write_section_symbol): Add symtab_xindex
10695 parameter. Change all callers.
10696 (Symbol_table::sized_write_section_symbol): Likewise. Use
10697 SHN_XINDEX when needed.
10698 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10699 declarations.
10700 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10701 (Symbol::is_defined): Check is_ordinary.
10702 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10703 (Symbol::is_absolute, Symbol::is_common): Likewise.
10704 (class Sized_symbol): Update declarations.
10705 (class Symbol_table): Update declarations.
10706 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10707 parameters. Change all callers.
10708 (Sized_symbol::override): Likewise.
10709 (Symbol_table::override): Likewise.
10710 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10711 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10712 is_ordinary, and orig_st_shndx parameters. Change all callers.
10713 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10714 to be in an ordinary section.
10715 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10716 object and is_ordinary parameters. Change all callers.
10717 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10718 Change all callers. Don't add undefined or non-ordinary symbols
10719 to reloc_map_.
10720 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10721 Change all callers.
10722 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10723 declarations.
10724 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10725 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10726 (Sized_relobj::relocate_sections): Likewise.
10727 * target-reloc.h (scan_relocs): Adjust section symbol index.
10728 (scan_relocatable_relocs): Likewise.
10729 * i386.cc (Scan::local): Check for ordinary symbols.
10730 * sparc.cc (Scan::local): Likewise.
10731 * x86_64.cc (Scan::local): Likewise.
10732 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10733 to symbol_section_and_value.
10734 * testsuite/many_sections_test.cc: New file.
10735 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10736 (check_PROGRAMS): Add many_sections_test.
10737 (many_sections_test_SOURCES): Define.
10738 (many_sections_test_DEPENDENCIES): Define.
10739 (many_sections_test_LDFLAGS): Define.
10740 (BUILT_SOURCES): Add many_sections_define.h.
10741 (many_sections_define.h): New target.
10742 (BUILT_SOURCES): Add many_sections_check.h.
10743 (many_sections_check.h): New target.
10744 (check_PROGRAMS): Add many_sections_r_test.
10745 (many_sections_r_test_SOURCES): Define.
10746 (many_sections_r_test_DEPENDENCIES): Define.
10747 (many_sections_r_test_LDFLAGS): Define.
10748 (many_sections_r_test_LDADD): Define.
10749 (many_sections_r_test.o): New target.
10750 * testsuite/Makefile.in: Rebuild.
10751
c5818ff1
CC		 107522008-04-17 Cary Coutant <ccoutant@google.com>
10753
10754 * errors.cc (Errors::info): New function.
10755 (gold_info): New function.
10756 * errors.h (Errors::info): New function.
10757 * gold.h (gold_info): New function.
10758 * object.cc (Input_objects::add_object): Print trace output.
10759 * options.cc (options::parse_set): New function.
10760 (General_options::parse_wrap): Deleted.
10761 (General_options::General_options): Deleted initializer.
10762 * options.h (options::String_set): New typedef.
10763 (options::parse_set): New function.
10764 (DEFINE_set): New macro.
10765 (General_options::wrap): Changed to use DEFINE_set. Changed
10766 callers of any_wrap_symbols and is_wrap_symbol.
10767 (General_options::trace, General_options::trace_symbol):
10768 New options.
10769 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10770 (General_options::wrap_symbols_): Deleted.
10771 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10772
b5be4a7c
DM		 107732008-04-17 David S. Miller <davem@davemloft.net>
10774
10775 * options.cc (General_options::parse_V): New function.
10776 * options.h: Add entries for -V and -Qy.
10777
155a0dd7
ILT		 107782008-04-17 Ian Lance Taylor <iant@google.com>
10779
10780 * common.cc (Symbol_table::allocate_commons): Remove options
10781 parameter. Change caller.
10782 (Symbol_table::do_allocate_commons): Remove options parameter.
10783 Change caller. Just call do_allocate_commons_list twice.
10784 (Symbol_table::do_allocate_commons_list): New function, broken out
10785 of do_allocate_commons.
10786 * common.h (class Allocate_commons_task): Remove options_ field.
10787 Update constructor.
10788 * symtab.cc (Symbol_table::Symbol_table): Initialize
10789 tls_commons_.
10790 (Symbol_table::add_from_object): Put TLS common symbols on
10791 tls_commons_ list.
10792 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10793 which are IN_OUTPUT_DATA.
10794 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10795 allocate_commons and do_allocate_commons declarations. Declare
10796 do_allocate_commons_list.
10797 * gold.cc (queue_middle_tasks): Update creation of
10798 Allocate_commons_task to not pass options.
10799 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10800 (TLS_TEST_C_FLAGS): New variable.
10801 (tls_test_c_pic.o): New target.
10802 (tls_test_shared.so): Link in tls_test_c_pic.o.
10803 (tls_test_c_pic_ie.o): New target.
10804 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10805 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10806 (tls_test_c.o): New target.
10807 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10808 (tls_pic_test_LDADD): Likewise.
10809 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10810 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10811 (tls_test_c_gnu2.o): New target.
10812 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10813 tls_test_c_gnu2.o.
10814 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10815 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10816 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10817 * testsuite/tls_test.cc: Include "config.h".
10818 (t_last): Call t11_last.
10819 * testsuite/tls_test.h (t11, t11_last): Declare.
10820 * testsuite/tls_test_c.c: New file.
10821 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10822 * configure.ac: Check for OpenMP support.
10823 * configure, config.in, Makefile.in: Rebuild.
10824 * testsuite/Makefile.in: Rebuild.
10825
edfbb029
CC		 108262008-04-16 Cary Coutant <ccoutant@google.com>
10827
10828 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10829 (Target_i386::tls_base_symbol_defined_): New field.
10830 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10831 (Target_i386::Scan::global): Likewise.
10832 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10833 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10834 (Target_x86_64::tls_base_symbol_defined_): New field.
10835 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10836 (Target_x86_64::Scan::global): Likewise.
10837
f3c69fca
CC		 108382008-04-16 Cary Coutant <ccoutant@google.com>
10839
10840 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10841 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10842 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10843 building shared libraries.
10844 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10845 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10846 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10847 * testsuite/Makefile.in: Rebuild.
10848 * testsuite/weak_undef.h: New file.
10849 * testsuite/weak_undef_file1.cc: Add extra test cases.
10850 * testsuite/weak_undef_file2.cc: Likewise.
10851 * testsuite/weak_undef_test.cc: Likewise.
10852
7c414435
DM		 108532008-04-16 David S. Miller <davem@davemloft.net>
10854
32b769e1
DM		 10855 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10856 Add issued_non_pic_error_ field. Declare check_non_pic.
10857 (Target_sparc::Scan::check_non_pic): New function.
10858 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10859 (Target_sparc::Scan::global): Likewise.
10860
11936fb1
DM		 10861 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10862 * configure: Rebuild.
10863
7c414435
DM		 10864 * options.h (DEFINE_enable): New macro.
10865 (new_dtags): New enable option.
10866 (initfirst, interpose, loadfltr, nodefaultlib,
10867 nodelete, nodlopen, nodump): New -z options.
10868 * layout.cc (Layout:finish_dynamic_section): If new
10869 dtags enabled, emit DT_RUNPATH. Also, emit a
10870 DT_FLAGS_1 containing any specified -z flags.
10871
85c7bf8b
ILT		 108722008-04-16 Ian Lance Taylor <iant@google.com>
10873
12c0daef
ILT		 10874 * copy-relocs.cc: New file.
10875 * copy-relocs.h: New file.
10876 * reloc.cc: Remove Copy_relocs code.
10877 * reloc.h: Likewise.
10878 * reloc-types.h (struct Reloc_types) [both versions]: Add
10879 get_reloc_addend_noerror.
10880 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10881 variants of add_global which take an addend which must be zero.
10882 * i386.cc: Include "copy-relocs.h".
10883 (class Target_i386): Change type of copy_relocs_ to variable,
10884 update initializer.
10885 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10886 Change all callers.
10887 (Target_i386::do_finalize_sections): Change handling of
10888 copy_relocs_.
10889 * sparc.cc: Include "copy-relocs.h".
10890 (class Target_sparc): Change type of copy_relocs_ to variable,
10891 update initializer.
10892 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10893 Change all callers.
10894 (Target_sparc::do_finalize_sections): Change handling of
10895 copy_relocs_.
10896 * x86_64.cc: Include "copy-relocs.h".
10897 (class Target_x86_64): Change type of copy_relocs_ to variable,
10898 update initializer.
10899 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10900 class. Change all callers.
10901 (Target_x86_64::do_finalize_sections): Change handling of
10902 copy_relocs_.
10903 * Makefile.am (CCFILES): Add copy-relocs.cc.
10904 (HFILES): Add copy-relocs.h.
10905
4f4995b6
ILT		 10906 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10907
85c7bf8b
ILT		 10908 * testsuite/script_test_4.sh: Permit leading zeroes.
10909
4f2a9edd
ILT		 109102008-04-15 Ian Lance Taylor <iant@google.com>
10911
e6188289
ILT		 10912 * script-sections.cc (Script_sections::create_segments): Use
10913 header_size_adjustment even when there is enough room for the
10914 headers.
10915 * testsuite/script_test_4.sh: New file.
10916 * testsuite/script_test_4.t: New file.
10917 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10918 (check_DATA): Add script_test_4.stdout.
10919 (MOSTLYCLEANFILES): Likewise.
10920 (script_test_4): New target.
10921 (script_test_4.stdout): New target.
10922 * testsuite/Makefile.in: Rebuild.
10923
4f2a9edd
ILT		 10924 * sparc.cc: Add definitions for Output_data_plt_sparc class
10925 constants.
10926
f5314dd5
DM		 109272008-04-14 David S. Miller <davem@davemloft.net>
10928
10929 * sparc.cc: New file.
10930 * Makefile.am (TARGETSOURCES): Add sparc.cc
10931 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10932 * configure.tgt: Document targ_extra_size and
10933 targ_extra_big_endian. Add entries for sparc-* and
10934 sparc64-*.
10935 * configure.ac: Handle targ_extra_size and
10936 targ_extra_big_endian.
10937 * Makefile.in: Rebuild.
10938 * configure: Likewise.
10939 * po/POTFILES.in: Likewise.
10940 * po/gold.pot: Likewise.
10941
154e0e9a
ILT		 109422008-04-14 Ian Lance Taylor <iant@google.com>
10943
10944 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10945 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10946 in the name/type/flags to section mapping. Don't call
10947 allocate_output_section.
10948 (Layout::choose_output_section): Change parameter from adjust_name
10949 to is_input_section. Don't permit input sections after sections
10950 are attached to segments. Don't call allocate_output_section.
10951 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10952 not write_enable_output_section.
10953 (Layout::make_output_section): Don't push to
10954 unattached_section_list_ nor call attach_to_segment. Call
10955 attach_section_to_segment if sections are attached.
10956 (Layout::attach_sections_to_segments): New function.
10957 (Layout::attach_section_to_segment): New function.
10958 (Layout::attach_allocated_section_to_segment): Rename from
10959 attach_to_segment. Remove flags parameter.
10960 (Layout::allocate_output_section): Remove function.
10961 (Layout::write_enable_output_section): Remove function.
10962 * layout.h (class Layout): Update for above changes. Add new
10963 field sections_are_attached_.
10964 * output.h (Output_section::update_flags_for_input_section): New
10965 function.
10966 * output.cc (Output_section::add_input_section): Call
10967 update_flags_for_input_section.
10968 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10969
009a67a2
CC		 109702008-04-11 Cary Coutant <ccoutant@google.com>
10971
10972 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10973 thought unnecessary.
10974 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10975
759b1a24
ILT		 109762008-04-11 Ian Lance Taylor <iant@google.com>
10977
10978 * output.h (class Output_section_data): Remove inline definition
10979 of set_addralign.
10980 * output.cc (Output_section_data::set_addralign): New function.
10981
c2b45e22
CC		 109822008-04-11 Cary Coutant <ccoutant@google.com>
10983
10984 Add support for TLS descriptors for i386 and x86_64.
10985 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10986 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10987 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10988 GOT_TYPE_TLS_DESC.
10989 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10990 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10991 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10992 relocations.
10993 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10994 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10995 Fix problem with initial-exec relocations.
10996 (Target_i386::Relocate::relocate_tls): Likewise.
10997 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10998 relaxation.
10999 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11000 support for section-plus-offset dynamic table entries.
11001 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11002 (Output_data_dynamic::Dynamic_entry): Add support for
11003 section-plus-offset dynamic table entries.
11004 (Output_data_dynamic::Classification): Likewise.
11005 (Output_data_dynamic::classification_): Renamed offset_.
11006 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11007 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11008 (Target_x86_64::make_plt_section): New function.
11009 (Target_x86_64::reserve_tlsdesc_entries): New function.
11010 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11011 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11012 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11013 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11014 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11015 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11016 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11017 add extra PLT entry for TLS descriptors.
11018 (Output_data_plt_x86_64::got_): New field.
11019 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11020 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11021 fields.
11022 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11023 descriptors.
11024 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11025 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11026 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11027 R_386_TLS_DESC_CALL relocations.
11028 (Target_x86_64::Scan::global): Likewise.
11029 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11030 for TLS descriptors.
11031 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11032 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11033 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11034 GD-to-IE relaxation.
11035 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11036 and TLS_DESCRIPTORS.
11037 * Makefile.in: Rebuild.
11038 * configure: Rebuild.
11039 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11040 (tls_test_shared2.so): New target.
11041 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11042 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11043 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11044 (tls_shared_gd_to_ie_test_LDADD): New variable.
11045 (tls_shared_gnu2_gd_to_ie_test): New target.
11046 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11047 New targets.
11048 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11049 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11050 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11051 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11052 (tls_shared_gnu2_test): New target.
11053 (tls_test_gnu2_shared.so): New target.
11054 (tls_shared_gnu2_test_SOURCES): New variable.
11055 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11056 (tls_shared_gnu2_test_LDFLAGS): New variable.
11057 (tls_shared_gnu2_test_LDADD): New variable.
11058 * testsuite/Makefile.in: Rebuild.
11059 * testsuite/Makefile.
11060
83bfb6b7
ILT		 110612008-04-11 Ian Lance Taylor <iant@google.com>
11062
11063 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11064 justsyms.t.
11065 * testsuite/Makefile.in: Rebuild.
11066
11067 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11068 long.
11069 * testsuite/script_test_2.cc (main): Adjust test.
11070
706e1f5e
ILT		 110712008-04-11 David S. Miller <davem@davemloft.net>
11072 Ian Lance Taylor <iant@google.com>
11073
11074 * options.h (General_options): Add entries for '-Y' and
11075 '-relax'.
11076 * options.cc (General_options:finalize): If -Y was used, add those
11077 entries to the library path instead of the default "/lib" and
11078 "/usr/lib".
11079
7c98e6bb
DM		 110802008-04-11 David S. Miller <davem@davemloft.net>
11081
11082 * testsuite/justsyms.t: Start at 0x100.
11083 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11084 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11085 long.
11086 * testsuite/script_test_2.cc: Adjust string and section length
11087 checks.
7c98e6bb 11088
99a37bfd
ILT		 110892008-04-09 Ian Lance Taylor <iant@google.com>
11090
2cefc357
ILT		 11091 PR gold/5996
11092 * script-sections.cc (Sections_element::allocate_to_segment): Add
11093 orphan parameter.
11094 (Output_section_definition::allocate_to_segment): Likewise.
11095 (Orphan_output_section::allocate_to_segment): Likewise.
11096 (Script_sections::attach_sections_using_phdrs_clause): Don't
11097 propagate non-PT_LOAD segments to orphan sections.
11098 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11099 readelf rather than objdump.
11100 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11101 .interp section and PT_INTERP segment are the same size.
11102 * testsuite/Makefile.in: Rebuild.
11103
99a37bfd
ILT		 11104 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11105 aliases for symbols defined in the same object.
11106 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11107 (weak_alias_test_SOURCES): New variable.
11108 (weak_alias_test_DEPENDENCIES): New variable.
11109 (weak_alias_test_LDFLAGS): New variable.
11110 (weak_alias_test_LDADD): New variable.
11111 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11112 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11113 (weak_alias_test_3.o): New target.
11114 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11115 * testsuite/weak_alias_test_main.cc: New file.
11116 * testsuite/weak_alias_test_1.cc: New file.
11117 * testsuite/weak_alias_test_2.cc: New file.
11118 * testsuite/weak_alias_test_3.cc: New file.
11119
780e49c5
ILT		 111202008-04-08 Ian Lance Taylor <iant@google.com>
11121
cdb0b8f5
ILT		 11122 * options.h (class General_options): Add --noinhibit-exec option.
11123 * main.cc (main): Check --noinhibit-exec.
11124
0864d551
ILT		 11125 * options.h (class General_options): Define --wrap as a special
11126 option. Add wrap_symbols_ field.
11127 (General_options::any_wrap_symbols): New function.
11128 (General_options::is_wrap_symbol): New function.
11129 * options.cc (General_options::parse_wrap): New function.
11130 (General_options::General_options): Initialize wrap_symbols_.
11131 * symtab.cc (Symbol_table::wrap_symbol): New function.
11132 (Symbol_table::add_from_object): Handle --wrap.
11133 * symtab.h (class Symbol_table): Declare wrap_symbol.
11134 * target.h (Target::wrap_char): New function.
11135 (Target::Target_info): Add wrap_char field.
11136 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11137 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11138 * testsuite/testfile.cc (Target_test::test_target_info):
11139 Likewise.
11140
789aa6de
ILT		 11141 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11142 there is one.
11143
2c38906f
ILT		 11144 * layout.h (class Layout): Add added_eh_frame_data_ field.
11145 * layout.cc (Layout::Layout): Initialize new field.
11146 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11147 output section until we find a section we merged successfully.
11148 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11149 that the size be non-zero.
11150
780e49c5
ILT		 11151 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11152 qualifier.
11153
7fcd0256
ILT		 111542008-04-08 Craig Silverstein <csilvers@google.com>
11155
11156 * configure.ac: Export new conditional variable HAVE_ZLIB.
11157 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11158 on HAVE_ZLIB.
11159 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11160 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11161
6835af53
ILT		 111622008-04-07 Ian Lance Taylor <iant@google.com>
11163
e24f324c
ILT		 11164 * version.cc (version_string): Set to "1.5".
11165
a036edd8
ILT		 11166 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11167 Add issued_non_pic_error_ field. Declare check_non_pic.
11168 (Target_x86_64::Scan::check_non_pic): New function.
11169 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11170 (Target_x86_64::Scan::global): Likewise.
11171
624f8810
ILT		 11172 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11173 addend parameter. Change caller. Handle merge sections.
11174 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11175 Address to Addend. Don't add in the result of
11176 local_section_offset, pass down the addend and use the returned
11177 value.
11178 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11179 Update declarations of local_section_offset and symbol_value.
11180 * testsuite/two_file_test_1.cc (t18): New function.
11181 * testsuite/two_file_test_2.cc (f18): New function.
11182 * testsuite/two_file_test_main.cc (main): Call t18.
11183 * testsuite/two_file_test.h (t18, f18): Declare.
11184
6835af53
ILT		 11185 * configure.ac: Don't test for objdump, c++filt, or readelf.
11186 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11187 conditionals.
11188 (TEST_READELF): New variable.
11189 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11190 (check_PROGRAMS): Add two_file_strip_test.
11191 (two_file_strip_test): New target.
11192 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11193 (two_file_same_shared_strip_test_SOURCES): New variable.
11194 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11195 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11196 (two_file_same_shared_strip_test_LDADD): New variable.
11197 (two_file_shared_strip.so): New target.
11198 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11199 (ver_test_5.syms, ver_test_7.syms): Likewise.
11200 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11201 (strip_test_3.stdout): Use TEST_OBJDUMP.
11202 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11203
86925eef
CC		 112042008-04-04 Cary Coutant <ccoutant@google.com>
11205
11206 * symtab.h (Symbol::is_weak_undefined): New function.
11207 (Symbol::is_strong_undefined): New function.
11208 (Symbol::is_absolute): New function.
11209 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11210 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11211 absolute symbols.
11212 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11213 (weak_undef_test): New target.
11214 * testsuite/Makefile.in: Rebuild.
11215 * testsuite/weak_undef_file1.cc: New file.
11216 * testsuite/weak_undef_file2.cc: New file.
11217 * testsuite/weak_undef_test.cc: New file.
11218
126f3ece
ILT		 112192008-04-03 Craig Silverstein <csilvers@google.com>
11220
11221 * compressed_output.h (class Output_compressed_section): Use
11222 unsigned buffer.
11223 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11224 add zlib header.
11225 (zlib_compressed_suffix): Removed.
11226 (Output_compressed_section::set_final_data_size): Use unsigned
11227 buffers.
11228 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11229 Fix linker invocation.
11230 (flagstest_o_specialfile_and_compress_debug_sections):
11231 Likewise.
11232 * testsuite/Makefile.in: Regenerated.
11233
deae2a14
DM		 112342008-04-02 David S. Miller <davem@davemloft.net>
11235
11236 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11237 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11238
70752818
ILT		 112392008-04-02 Craig Silverstein <csilvers@google.com>
11240
11241 * TODO: New file.
11242
39d0cb0e
ILT		 112432008-04-02 Ian Lance Taylor <iant@google.com>
11244
11245 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11246 parameters. Update for new key type to views_. Change all
11247 callers.
11248 (File_read::read): Adjust for byteshift in returned view.
11249 (File_read::add_view): New function, broken out of
11250 find_and_make_view.
11251 (File_read::make_view): New function, broken out of
11252 find_and_make_view.
11253 (File_read::find_or_make_view): Add offset and aligned
11254 parameters. Rewrite accordingly. Change all callers.
11255 (File_read::get_view): Add offset and aligned parameters. Adjust
11256 for byteshift in return value.
11257 (File_read::get_lasting_view): Likewise.
11258 * fileread.h (class File_read): Update declarations.
11259 (class File_read::View): Add byteshift_ field. Add byteshift to
11260 constructor. Add byteshift method.
11261 * archive.h (Archive::clear_uncached_views): New function.
11262 (Archive::get_view): Add aligned parameter. Change all callers.
11263 * object.h (Object::get_view): Add aligned parameter. Change all
11264 callers.
11265 (Object::get_lasting_view): Likewise.
11266
11267 * fileread.cc (File_read::release): Don't call clear_views if
11268 there are multiple objects.
11269 * fileread.h (File_read::clear_uncached_views): New function.
11270 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11271 on the archive.
11272
a1207466
CC		 112732008-03-31 Cary Coutant <ccoutant@google.com>
11274
11275 Add thin archive support.
11276 * archive.cc (Archive::armagt): New const.
11277 (Archive::setup): Remove task parameter and calls to unlock.
11278 (Archive::unlock_nested_archives): New function.
11279 (Archive::read_header): Add nested_off parameter. Change
11280 all callers.
11281 (Archive::interpret_header): Likewise.
11282 (Archive::include_all_members): Change to handle thin
11283 archives.
11284 (Archive::include_member): Likewise.
11285 * archive.h (Archive::Archive): Add new parameters and
11286 initializers.
11287 (Archive::armagt): New const.
11288 (Archive::setup): Remove task parameter.
11289 (Archive::unlock_nested_archives): New function.
11290 (Archive::read_header): Add nested_off parameter.
11291 (Archive::interpret_header): Likewise.
11292 (Archive::Nested_archive_table): New typedef.
11293 (Archive::is_thin_archive_): New field.
11294 (Archive::nested_archives_): New field.
11295 (Archive::options_): New field.
11296 (Archive::dirpath_): New field.
11297 (Archive::task_): New field.
11298 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11299 for thin archives. Pass additional parameters to
11300 Archive::Archive. Unlock the archive file after calling
11301 Archive::setup.
cd536b21 11302
479f6503
ILT		 113032008-03-29 Ian Lance Taylor <iant@google.com>
11304
686c8caf
ILT		 11305 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11306 version symbol to be local.
11307 * testsuite/ver_test_4.sh: New file.
11308 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11309 (check_DATA): Add ver_test_4.syms.
11310 (ver_test_4.syms): New target.
11311 * testsuite/Makefile.in: Rebuild.
11312
ab794b6b
ILT		 11313 * output.cc
11314 (Output_section::Input_section_sort_entry::has_priority): New
11315 function.
11316 (Output_section::Input_section_sort_entry::match_file_name): New
11317 function.
11318 (Output_section::Input_section_sort_entry::match_section_name):
11319 Remove.
11320 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11321 Remove.
11322 (Output_section::Input_section_sort_entry::match_section_file):
11323 Remove.
11324 (Output_section::Input_section_sort_compare::operator()): Rewrite
11325 using new Input_section_sort_entry functions. Sort crtbegin and
11326 crtend first. Sort sections with no priority before sections with
11327 a priority.
11328 * testsuite/initpri1.c (d3): Check j != 4.
11329 (cd5): New constructor/destructor function.
11330 (main): Check j != 2.
11331
479f6503
ILT		 11332 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11333 new symbol when resolving, don't call set_is_default.
11334 * testsuite/ver_test_7.cc: New file.
11335 * testsuite/ver_test_7.sh: New file.
11336 * testsuite/Makefile.am (ver_test_7.so): New target.
11337 (ver_test_7.o): New target.
11338 (check_SCRIPTS): Add ver_test_7.sh.
11339 (check_DATA): Add ver_test_7.syms.
11340 (ver_test_7.syms): New target.
11341
2fd32231
ILT		 113422008-03-28 Ian Lance Taylor <iant@google.com>
11343
11344 * layout.cc (Layout::layout): If we see an input section with a
11345 name that needs sorting, set the must_sort flag for the output
11346 section.
11347 (Layout::make_output_section): If the name of the output section
11348 indicates that it might require sorting, set the may_sort flag.
11349 * output.h (Output_section::may_sort_attached_input_sections): New
11350 function.
11351 (Output_section::set_may_sort_attached_input_sections): New
11352 function.
11353 (Output_section::must_sort_attached_input_sections): New
11354 function.
11355 (Output_section::set_must_sort_attached_input_sections): New
11356 function.
11357 (class Output_section): Declare Input_section_sort_entry. Define
11358 Input_section_sort_compare. Declare
11359 sort_attached_input_sections. Add new fields:
11360 may_sort_attached_input_sections_,
11361 must_sort_attached_input_sections_,
11362 attached_input_sections_are_sorted_.
11363 * output.cc (Output_section::Output_section): Initialize new
11364 fields.
11365 (Output_section::add_input_section): Add an entry to
11366 input_sections_ if may_sort or must_sort are true.
11367 (Output_section::set_final_data_size): Call
11368 sort_attached_input_sections if necessary.
11369 (Output_section::Input_section_sort_entry): Define new class.
11370 (Output_section::Input_section_sort_compare::operator()): New
11371 function.
11372 (Output_section::sort_attached_input_sections): New function.
11373 * configure.ac: Check whether the compiler supports constructor
11374 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11375 * testsuite/initpri1.c: New file.
11376 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11377 CONSTRUCTOR_PRIORITY.
11378 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11379 (initpri1_LDFLAGS): New variable.
11380 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11381
18e6b24e
ILT		 113822008-03-27 Ian Lance Taylor <iant@google.com>
11383
49bdd526
ILT		 11384 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11385 * testsuite/common_test_1.c: New file.
11386 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11387 (common_test_1_SOURCES): New variable.
11388 (common_test_1_DEPENDENCIES): New variable.
11389 (common_test_1_LDFLAGS): New variable.
11390
18e6b24e
ILT		 11391 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11392 and commons_ correctly when NAME/VERSION does not override
11393 NAME/NULL.
11394 * testsuite/ver_test_6.c: New file.
11395 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11396 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11397 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11398
04bf7072
ILT		 113992008-03-26 Ian Lance Taylor <iant@google.com>
11400
5871526f
ILT		 11401 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11402 of an undefined symbol from a version script.
11403 * testsuite/Makefile.am (ver_test_5.so): New target.
11404 (ver_test_5.o): New target.
11405 (check_SCRIPTS): Add ver_test_5.sh.
11406 (check_DATA): Add ver_test_5.syms.
11407 (ver_test_5.syms): New target.
11408 * testsuite/ver_test_5.cc: New file.
11409 * testsuite/ver_test_5.script: New file.
11410 * testsuite/ver_test_5.sh: New file.
11411 * Makefile.in, testsuite/Makefile.in: Rebuild.
11412
04bf7072
ILT		 11413 PR gold/5986
11414 Fix problems building gold with gcc 4.3.0.
11415 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11416 (gold_error_at_location, gold_warning_at_location): Use it.
11417 * configure.ac: Check whether we can compile and use a template
11418 function with a printf attribute.
11419 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11420 when jumping over bytes.
11421 * object.cc: Instantiate Object::read_section_data.
11422 * debug.h: Include <cstring>
11423 * dwarf_reader.cc: Include <algorithm>
11424 * main.cc: Include <cstring>.
11425 * options.cc: Include <cstring>.
11426 * output.cc: Include <cstring>.
11427 * script.cc: Include <cstring>.
11428 * script.h: Include <string>.
11429 * symtab.cc: Include <cstring> and <algorithm>.
11430 * target-select.cc: Include <cstring>.
11431 * version.cc: Include <string>.
11432 * testsuite/testmain.cc: Include <cstdlib>.
11433 * configure, config.in: Rebuild.
11434
874c5b28
ILT		 114352008-03-25 Ian Lance Taylor <iant@google.com>
11436
819d6c3a
ILT		 11437 * options.cc: Include "../bfd/bfdver.h".
11438 (options::help): Print bug reporting address.
11439
f4b2c6f5
ILT		 11440 * version.cc (print_version): Adjust output for current value of
11441 BFD_VERSION_STRING.
11442
11443 * NEWS: New file.
11444
e96caa79
ILT		 11445 * options.cc (options::help): Print list of supported targets.
11446 * target-select.h: Include <vector>.
11447 (class Target_selector): Make machine_, size_, and is_big_endian_
11448 fields const. Add bfd_name_ and instantiated_target_ fields.
11449 (Target_selector::Target_selector): Add bfd_name parameter.
11450 (Target_selector::recognize): Make non-virtual, call
11451 do_recognize.
11452 (Target_selector::recognize_by_name): Make non-virtual, call
11453 do_recognize_by_name.
11454 (Target_selector::supported_names): New function.
11455 (Target_selector::bfd_name): New function.
11456 (Target_selector::do_instantiate_target): New pure virtual
11457 function.
11458 (Target_selector::do_recognize): New virtual function.
11459 (Target_selector::do_recognize_by_name): New virtual function.
11460 (Target_selector::instantiate_target): New private function.
11461 (supported_target_names): Declare.
11462 * target-select.cc (Target_selector::Target_selector): Update for
11463 new parameter and fields.
11464 (select_target_by_name): Check that the name matches before
11465 calling recognize_by_name.
11466 (supported_target_names): New function.
11467 * i386.cc (class Target_selector_i386): Update Target_selector
11468 constructor call. Remove recognize and recognize_by_name. Add
11469 do_instantiate_target.
11470 * x86_64.cc (class Target_selector_x86_64): Likewise.
11471 * testsuite/testfile.cc (class Target_selector_test): Update for
11472 changes to Target_selector.
11473
874c5b28
ILT		 11474 * README: Rewrite, with some notes on unsupported features.
11475
0a65a3a7
CC		 114762008-03-24 Cary Coutant <ccoutant@google.com>
11477
11478 * i386.cc (Target_i386::Got_type): New enum declaration.
11479 (Target_i386::Scan::local): Updated callers of Output_data_got
11480 member functions.
11481 (Target_i386::Scan::global): Likewise.
11482 (Target_i386::Relocate::relocate): Likewise.
11483 (Target_i386::Relocate::relocate_tls): Likewise.
11484 * object.h (Got_offset_list): New class.
11485 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11486 (Sized_relobj::local_got_offset): Likewise.
11487 (Sized_relobj::set_local_got_offset): Likewise.
11488 (Sized_relobj::local_has_tls_got_offset): Removed.
11489 (Sized_relobj::local_tls_got_offset): Removed.
11490 (Sized_relobj::set_local_tls_got_offset): Removed.
11491 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11492 * output.cc (Output_data_got::add_global): Added got_type parameter.
11493 (Output_data_got::add_global_with_rel): Likewise.
11494 (Output_data_got::add_global_with_rela): Likewise.
11495 (Output_data_got::add_global_pair_with_rel): New function.
11496 (Output_data_got::add_global_pair_with_rela): New function.
11497 (Output_data_got::add_local): Added got_type parameter.
11498 (Output_data_got::add_local_with_rel): Likewise.
11499 (Output_data_got::add_local_with_rela): Likewise.
11500 (Output_data_got::add_local_pair_with_rel): New function.
11501 (Output_data_got::add_local_pair_with_rela): New function.
11502 (Output_data_got::add_global_tls): Removed.
11503 (Output_data_got::add_global_tls_with_rel): Removed.
11504 (Output_data_got::add_global_tls_with_rela): Removed.
11505 (Output_data_got::add_local_tls): Removed.
11506 (Output_data_got::add_local_tls_with_rel): Removed.
11507 (Output_data_got::add_local_tls_with_rela): Removed.
11508 * output.h (Output_data_got::add_global): Added got_type parameter.
11509 (Output_data_got::add_global_with_rel): Likewise.
11510 (Output_data_got::add_global_with_rela): Likewise.
11511 (Output_data_got::add_global_pair_with_rel): New function.
11512 (Output_data_got::add_global_pair_with_rela): New function.
11513 (Output_data_got::add_local): Added got_type parameter.
11514 (Output_data_got::add_local_with_rel): Likewise.
11515 (Output_data_got::add_local_with_rela): Likewise.
11516 (Output_data_got::add_local_pair_with_rel): New function.
11517 (Output_data_got::add_local_pair_with_rela): New function.
11518 (Output_data_got::add_global_tls): Removed.
11519 (Output_data_got::add_global_tls_with_rel): Removed.
11520 (Output_data_got::add_global_tls_with_rela): Removed.
11521 (Output_data_got::add_local_tls): Removed.
11522 (Output_data_got::add_local_tls_with_rel): Removed.
11523 (Output_data_got::add_local_tls_with_rela): Removed.
11524 * resolve.cc (Symbol::override_base_with_special): Removed
11525 reference to has_got_offset_ field.
11526 * symtab.cc (Symbol::init_fields): Replaced initialization
11527 of got_offset_ with got_offsets_. Removed initialization
11528 of has_got_offset_
53fcba31 11529 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11530 (Symbol::got_offset): Likewise.
11531 (Symbol::set_got_offset): Likewise.
11532 (Symbol::has_tls_got_offset): Removed.
11533 (Symbol::tls_got_offset): Removed.
11534 (Symbol::set_tls_got_offset): Removed.
11535 (Symbol::got_offset_): Removed.
11536 (Symbol::tls_mod_got_offset_): Removed.
11537 (Symbol::tls_pair_got_offset_): Removed.
11538 (Symbol::got_offsets_): New field.
11539 (Symbol::has_got_offset): Removed.
11540 (Symbol::has_tls_mod_got_offset): Removed.
11541 (Symbol::has_tls_pair_got_offset): Removed.
11542 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11543 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11544 member functions.
11545 (Target_x86_64::Scan::global): Likewise.
11546 (Target_x86_64::Relocate::relocate): Likewise.
11547 (Target_x86_64::Relocate::relocate_tls): Likewise.
11548
bd52eafb
BE		 115492008-03-25 Ben Elliston <bje@au.ibm.com>
11550
11551 * yyscript.y: Fix spelling error in comment.
11552
8b105e34
ILT		 115532008-03-24 Ian Lance Taylor <iant@google.com>
11554
8ed814a9
ILT		 11555 * options.h (class General_options): Define build_id option.
11556 * layout.h (class Layout): Declare write_build_id, create_note,
11557 create_build_id. Add build_id_note_ member.
11558 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11559 "libiberty.h", "md5.h", "sha1.h".
11560 (Layout::Layout): Initialize eh_frame_data_,
11561 eh_frame_hdr_section_, and build_id_note_.
11562 (Layout::finalize): Call create_build_id.
11563 (Layout::create_note): New function, broken out of
11564 Layout::create_gold_note.
11565 (Layout::create_gold_note): Call create_note.
11566 (Layout::create_build_id): New function.
11567 (Layout::write_build_id): New function.
11568 (Close_task_runner::run): Call write_build_id.
11569
8b105e34
ILT		 11570 * x86_64.cc: Correct license to GPLv3.
11571
086a1841
ILT		 115722008-03-23 Ian Lance Taylor <iant@google.com>
11573
11574 * options.cc: Include "demangle.h".
11575 (parse_optional_string): New function.
11576 (parse_long_option): Handle takes_optional_argument.
11577 (parse_short_option): Update dash_z initializer. Handle
11578 takes_optional_argument.
11579 (General_options::General_options): Initialize do_demangle_.
11580 (General_options::finalize): Set do_demangle_. Handle demangling
11581 style.
11582 * options.h (parse_optional_string): Declare.
11583 (struct One_option): Add optional_arg field. Update constructor.
11584 Update call constructor calls. Add takes_optional_argument
11585 function.
11586 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11587 (DEFINE_optional_string): Define.
11588 (General_options::demangle): Change from DEFINE_bool to
11589 DEFINE_optional_string.
11590 (General_options::no_demangle): New function.
11591 (General_options::do_demangle): New function.
11592 (General_options::set_do_demangle): New function.
11593 (General_options::execstack_status_): Move definition to end of
11594 class definition.
11595 (General_options::static_): Likewise.
11596 (General_options::do_demangle_): New field.
11597 * object.cc (big_endian>::get_symbol_location_info): Call
11598 Options::do_demangle, not Options::demangle.
11599 * symtab.cc (demangle): Likewise.
11600
cbb93e63
ILT		 116012008-03-22 Ian Lance Taylor <iant@google.com>
11602
11603 * gold.h: Include <cstddef> and <sys/types.h>
11604 * options.h: Include <cstring>.
11605
ec531623
ILT		 116062008-03-21 Ian Lance Taylor <iant@google.com>
11607
11608 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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