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221597a5
CC		 12011-07-06 Cary Coutant <ccoutant@google.com>
2
3 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4 Check disposition for startup file.
5 (Incremental_inputs::report_command_line): Ignore
6 --incremental-startup-unchanged option.
7 * options.cc (General_options::parse_incremental_startup_unchanged):
8 New function.
9 (General_options::General_options): Initialize new data member.
10 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
11 (General_options): Add --incremental-startup-unchanged option.
12 (General_options::incremental_startup_disposition): New function.
13 (General_options::incremental_startup_disposition_): New data member.
14
e24719f6
CC		 152011-07-06 Cary Coutant <ccoutant@google.com>
16
17 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
18 input file index to Script_info ctor.
19 (Sized_incremental_binary::do_file_has_changed): Find the
20 command-line argument for files named in scripts.
21 * incremental.h (Script_info::Script_info): New ctor
22 with input file index.
23 (Script_info::input_file_index): New function.
24 (Script_info::input_file_index_): New data member.
25 (Incremental_binary::get_library): Add const.
26 (Incremental_binary::get_script_info): Add const.
27 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
28 * testsuite/Makefile.am (incremental_test_5): New test case.
29 (incremental_test_6): New test case.
30 * testsuite/Makefile.in: Regenerate.
31
8f7c81e8
CC		 322011-07-06 Cary Coutant <ccoutant@google.com>
33
34 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
35 debug output when command lines differ.
36
9fbd3822
CC		 372011-07-06 Cary Coutant <ccoutant@google.com>
38
39 * incremental.cc (Incremental_inputs::report_command_line): Ignore
40 --incremental-patch option.
41 * layout.cc (Free_list::allocate): Extend allocation beyond original
42 end if enabled.
43 (Layout::make_output_section): Mark sections that should get
44 patch space.
45 * options.cc (parse_percent): New function.
46 * options.h (parse_percent): New function.
47 (DEFINE_percent): New macro.
48 (General_options): Add --incremental-patch option.
49 * output.cc (Output_section::Output_section): Initialize new data
50 members.
51 (Output_section::add_input_section): Print section name when out
52 of patch space.
53 (Output_section::add_output_section_data): Likewise.
54 (Output_section::set_final_data_size): Add patch space when
55 doing --incremental-full.
56 (Output_section::do_reset_address_and_file_offset): Remove patch
57 space.
58 (Output_segment::set_section_list_addresses): Print debug output
59 only if --incremental-update.
60 * output.h (Output_section::set_is_patch_space_allowed): New function.
61 (Output_section::is_patch_space_allowed_): New data member.
62 (Output_section::patch_space_): New data member.
63 * parameters.cc (Parameters::incremental_full): New function.
64 * parameters.h (Parameters::incremental_full): New function
65 * testsuite/Makefile.am (incremental_test_2): Add test for
66 --incremental-patch option.
67 * testsuite/Makefile.in: Regenerate.
68 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
69 (t18): Remove function body.
70
f6cccc2c
DK		 712011-07-05 Doug Kwan <dougkwan@google.com>
72
73 PR gold/12771
74 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
75 Arm_Address type for relocation result.
76 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
77 overflow check.
78 (Arm_relocate_functions::abs32): Use unaligned access.
79 (Arm_relocate_functions::rel32): Ditto.
80 (Arm_relocate_functions::prel31): Ditto.
81 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
82 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
83 static data relocations.
84 * testsuite/Makefile.in: Regnerate.
85 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
86
28a13fec
ILT		 872011-07-05 Ian Lance Taylor <iant@google.com>
88
89 PR gold/12392
90 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
91 symbols if necessary.
92 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
93
24d47b34
ILT		 942011-07-05 Ian Lance Taylor <iant@google.com>
95
96 PR gold/12952
97 * resolve.cc (Symbol::override_base_with_special): Simply override
98 version with special symbol version, ignoring previous version.
99
41f9cbbe
ILT		 1002011-07-05 Ian Lance Taylor <iant@google.com>
101
102 * object.cc (Sized_relobj_file::include_section_group): Add
103 information to comment about signature location.
104
886288f1
ILT		 1052011-07-02 Ian Lance Taylor <iant@google.com>
106
107 PR gold/12957
108 * options.h (class General_options): Add -f and -F.
109 * options.cc (General_options::finalize): Fatal error if -f/-F
110 are used without -shared.
111 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
112
ae3a6d4f
ILT		 1132011-07-02 Ian Lance Taylor <iant@google.com>
114
115 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
116
21131061
ILT		 1172011-07-01 Ian Lance Taylor <iant@google.com>
118
119 PR gold/12525
120 PR gold/12952
121 * resolve.cc (Symbol::override_base_with_special): Don't override
122 the version if the overriding symbol has a different name.
123 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
124 all callers. If we give an error about an undefined version,
125 define the base version if necessary.
126 * dynobj.h (class Versions): Update declaration.
127 * testsuite/weak_alias_test_5.cc: New file.
128 * testsuite/weak_alias_test.script: New file.
129 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
130 and versioned_alias have the right value, and call t2.
131 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
132 weak_alias_test_5.so.
133 (weak_alias_test_LDADD): Likewise.
134 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
135 * testsuite/Makefile.in: Rebuild.
136
611062c0
ILT		 1372011-07-01 Ian Lance Taylor <iant@google.com>
138
139 PR gold/12525
140 * options.h (class General_options): Support -z notext.
141 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
142 -Wl,-z,notext.
143 (two_file_shared_nonpic.so): Likewise.
144 (two_file_shared_mixed.so): Likewise.
145 (two_file_shared_mixed_1.so): Likewise.
146 (weak_undef_lib_nonpic.so): Likewise.
147 (alt/weak_undef_lib_nonpic.so): Likewise.
148 (tls_test_shared_nonpic.so): Likewise.
149 * testsuite/Makefile.in: Rebuild.
150
328c7c2f
ILT		 1512011-07-01 Ian Lance Taylor <iant@google.com>
152
153 PR gold/12525
154 * configure.ac: Test whether static linking works, setting
155 the automake conditional HAVE_STATIC.
156 * testsuite/Makefile.am: Disable tests using -static if
157 HAVE_STATIC is not true.
158 * configure, testsuite/Makefile.in: Rebuild.
159
02d7cd44
ILT		 1602011-07-01 Ian Lance Taylor <iant@google.com>
161
162 PR gold/12525
163 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
164 Assert if we see DW_EH_PE_indirect.
165 * target.h (Target::ehframe_datarel_base): New function.
166 (Target::do_ehframe_datarel_base): New target function.
167 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
168 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
169 function.
170
07a60597
ILT		 1712011-07-01 Ian Lance Taylor <iant@google.com>
172
173 PR gold/12571
174 * options.h (class General_options): Add
175 --ld-generated-unwind-info.
176 * ehframe.cc (Fde::write): Add address parameter. Change all
177 callers. If associated with PLT, fill in address and size.
178 (Cie::set_output_offset): Only add merge mapping if there is an
179 object.
180 (Cie::write): Add address parameter. Change all callers.
181 (Eh_frame::add_ehframe_for_plt): New function.
182 * ehframe.h (class Fde): Update declarations. Move shndx_ and
183 input_offset_ fields into union u_, with new plt field.
184 (Fde::Fde): Adjust for new union field.
185 (Fde::Fde) [Output_data version]: New constructor.
186 (Fde::add_mapping): Only add merge mapping if there is an object.
187 (class Cie): Update declarations.
188 (class Eh_frame): Declare add_ehframe_for_plt.
189 * layout.cc (Layout::layout_eh_frame): Break out code into
190 make_eh_frame_section, and call it.
191 (Layout::make_eh_frame_section): New function.
192 (Layout::add_eh_frame_for_plt): New function.
193 * layout.h (class Layout): Update declarations.
194 * merge.cc (Merge_map::add_mapping): Add assertion.
195 * i386.cc: Include "dwarf.h".
196 (class Output_data_plt_i386): Make first_plt_entry,
197 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
198 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
199 and plt_eh_frame_fde.
200 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
201 boundary. Call add_eh_frame_for_plt if appropriate.
202 * x86_64.cc: Include "dwarf.h".
203 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
204 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
205 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
206 and plt_eh_frame_fde.
207 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
208 appropriate.
209
14788a3f
ILT		 2102011-06-29 Ian Lance Taylor <iant@google.com>
211
212 PR gold/12629
213 * object.cc (Sized_relobj_file::layout_section): Change shdr
214 parameter to be const.
215 (Sized_relobj_file::layout_eh_frame_section): New function, broken
216 out of do_layout.
217 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
218 appropriate. Call layout_eh_frame_section.
219 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
220 sections.
221 * object.h (class Sized_relobj_file): Update declarations.
222
6c21fce1
ILT		 2232011-06-29 Ian Lance Taylor <iant@google.com>
224
37e41b03 225 PR gold/12652
6c21fce1
ILT		 226 * script.cc (Token::integer_value): Accept trailing M/m/K/k
227 modifier.
228 (Lex::gather_token): Accept trailing M/m/K/k for integers.
229
4d5e4e62
ILT		 2302011-06-29 Ian Lance Taylor <iant@google.com>
231
232 PR gold/12675
233 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
234 SHT_X86_64_UNWIND.
235 * layout.cc (Layout::layout_eh_frame): Likewise.
236
886f533a
ILT		 2372011-06-29 Ian Lance Taylor <iant@google.com>
238
239 PR gold/12695
240 * layout.cc (Layout::symtab_section_shndx): New function.
241 * layout.h (class Layout): Declare symtab_section_shndx.
242 * output.cc (Output_section::write_header): Call it.
243
f3ae1b28
ILT		 2442011-06-29 Ian Lance Taylor <iant@google.com>
245
246 PR gold/12818
247 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
248 symbols which are not used in a relocation.
249
aecf301f
ILT		 2502011-06-28 Ian Lance Taylor <iant@google.com>
251
252 PR gold/12898
253 * layout.cc (Layout::segment_precedes): Don't crash if a linker
254 script create indistinguishable segments.
255 (Layout::set_segment_offsets): Use stable_sort when sorting
256 segments. Pass this to Compare_segments constructor.
257 * layout.h (class Layout): Make segment_precedes non-static.
258 (class Compare_segments): Change from struct to class. Add
259 layout_ field. Add constructor.
260 * script-sections.cc
261 (Script_sections::attach_sections_using_phdrs_clause): Rename
262 local orphan to is_orphan. Don't report failure to put empty
263 section in segment. On attachment failure, report name of
264 section, and attach to first PT_LOAD segment.
265
03ef7571
ILT		 2662011-06-28 Ian Lance Taylor <iant@google.com>
267
268 PR gold/12934
269 * target-select.cc (Target_selector::Target_selector): Add
270 emulation parameter. Change all callers.
271 (select_target_by_bfd_name): Rename from select_target_by_name.
272 Change all callers.
273 (select_target_by_emulation): New function.
274 (supported_emulation_names): New function.
275 * target-select.h (class Target_selector): Add emulation_ field.
276 Update declarations.
277 (Target_selector::recognize_by_bfd_name): Rename from
278 recognize_by_name. Change all callers.
279 (Target_selector::supported_bfd_names): Rename from
280 supported_names. Change all callers.
281 (Target_selector::recognize_by_emulation): New function.
282 (Target_selector::supported_emulations): New function.
283 (Target_selector::emulation): New function.
284 (Target_selector::do_recognize_by_bfd_name): Rename from
285 do_recognize_by_name. Change all callers.
286 (Target_selector::do_supported_bfd_names): Rename from
287 do_supported_names. Change all callers.
288 (Target_selector::do_recognize_by_emulation): New function.
289 (Target_selector::do_supported_emulations): New function.
290 (select_target_by_bfd_name): Change name in declaration.
291 (select_target_by_emulation): Declare.
292 (supported_emulation_names): Declare.
293 * parameters.cc (parameters_force_valid_target): Try to find
294 target based on emulation from -m option.
295 * options.h (class General_options): Change doc string for -m.
296 * options.cc (help): Print emulations.
297 (General_options::parse_V): Likewise.
298 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
299 Add emulation parameter. Change all callers.
300
200b2bb9
ILT		 3012011-06-28 Ian Lance Taylor <iant@google.com>
302
303 * target.h (class Target): Add osabi_ field.
304 (Target::osabi): New function.
305 (Target::set_osabi): New function.
306 (Target::Target): Initialize osabi_.
307 (Target::do_adjust_elf_header): Make pure virtual.
308 (Sized_target::do_adjust_elf_header): Declare.
309 * target.cc (Sized_target::do_adjust_elf_header): New function.
310 (class Sized_target): Instantiate all versions.
311 * freebsd.h (class Target_freebsd): Remove.
312 (Target_selector_freebsd::do_recognize): Call set_osabi on
313 Target.
314 (Target_selector_freebsd::do_recognize_by_name): Likewise.
315 (Target_selector_freebsd::set_osabi): Remove.
316 * i386.cc (class Target_i386): Inherit from Sized_target rather
317 than Target_freebsd.
318 * x86_64.cc (class Target_x86_64): Likewise.
319
b3ce541e
ILT		 3202011-06-28 Ian Lance Taylor <iant@google.com>
321
322 * target.h (Target::can_check_for_function_pointers): Rewrite.
323 Make non-virtual.
324 (Target::can_icf_inline_merge_sections): Likewise.
325 (Target::section_may_have_icf_unsafe_poineters): Likewise.
326 (Target::Target_info): Add can_icf_inline_merge_sections field.
327 (Target::do_can_check_for_function_pointers): New virtual
328 function.
329 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
330 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
331 from can_check_for_function_pointers, move in file.
332 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
333 section_may_have_icf_unsafe_poineters, move in file.
334 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
335 * i386.cc (Target_i386::do_can_check_for_function_pointers):
336 Rename from can_check_for_function_pointers, move in file.
337 (Target_i386::can_icf_inline_merge_sections): Remove.
338 (Target_i386::i386_info): Initialize
339 can_icf_inline_merge_sections.
340 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
341 Initialize can_icf_inline_merge_sections.
342 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
343 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
344 Rename from can_check_for_function_pointers, move in file.
345 (Target_x86_64::can_icf_inline_merge_sections): Remove.
346 (Target_x86_64::x86_64_info): Initialize
347 can_icf_inline_merge_sections.
348 * testsuite/testfile.cc (Target_test::test_target_info):
349 Likewise.
350 * icf.cc (get_section_contents): Correct formatting.
351
6d1c4efb
ILT		 3522011-06-27 Ian Lance Taylor <iant@google.com>
353
354 * symtab.cc (Symbol::versioned_name): New function.
355 (Symbol_table::add_to_final_symtab): Use versioned_name when
356 appropriate.
357 (Symbol_table::sized_write_symbol): Likewise.
358 * symtab.h (class Symbol): Declare versioned_name.
359 * stringpool.h (class Stringpool_template): Add variant of add
360 which takes a std::basic_string.
361 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
362 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
363 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
364 (ver_test_12.o): New target.
365 * testsuite/Makefile.in: Rebuild.
366
57eb9b50
DK		 3672011-06-27 Doug Kwan <dougkwan@google.com>
368
369 * arm.cc (Arm_relocate_functions::thm_jump8,
370 Arm_relocate_functions::thm_jump11): Use a wider signed
371 type to compute offset.
372 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
373 arm_thm_jump8.
374 * testsuite/Makefile.in: Regenerate.
375 * testsuite/arm_branch_in_range.sh: Check test results of
376 arm_thm_jump11 and arm_thm_jump8.
377 * testsuite/arm_thm_jump11.s: New test source file.
378 * testsuite/arm_thm_jump11.t: New linker script.
379 * testsuite/arm_thm_jump8.s: New test source file.
380 * testsuite/arm_thm_jump8.t: New linker script.
381
487b39df
ILT		 3822011-06-24 Ian Lance Taylor <iant@google.com>
383
384 * layout.cc: Include "object.h".
385 (ctors_sections_in_init_array): New static variable.
386 (Layout::is_ctors_in_init_array): New function.
387 (Layout::layout): Add entry to ctors_sections_in_init_array if
388 appropriate.
389 * layout.h (class Layout): Declare is_ctors_in_init_array.
390 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
391 is_ctors_reverse_view is set.
392 (Sized_relobj_file::write_sections): Add layout parameter. Change
393 all callers. Set is_ctors_reverse_view field of View_size.
394 (Sized_relobj_file::reverse_words): New function.
395 * object.h (Sized_relobj_file::View_size): Add
396 is_ctors_reverse_view field.
397 (class Sized_relobj_file): Update declarations.
398 * testsuite/initpri3.c: New test.
399 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
400 initpri3b.
401 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
402 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
403 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
404 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
405 * testsuite/Makefile.in: Rebuild.
406
472076e4
CC		 4072011-06-24 Cary Coutant <ccoutant@google.com>
408
409 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
410 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
411 (debug_msg_cdebug.err): New targets.
412 * testsuite/Makefile.in: Regenerate.
413 * testsuite/debug_msg.sh: Check output of link with compressed debug.
414 Fix checks for link with shared library.
415
a60af0db
DK		 4162011-06-24 Doug Kwan <dougkwan@google.com>
417
418 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
419 skip empty text sections.
420 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
421
5393d741
ILT		 4222011-06-22 Ian Lance Taylor <iant@google.com>
423
424 PR gold/12910
425 * options.h (class General_options): Add --ctors-in-init-array.
426 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
427 friends as SHT_PROGBITS for merging sections.
428 (Layout::layout): Remove special handling of .init_array and
429 friends. Don't sort if doing relocatable link. Sort for .ctors
430 and .dtors if ctors_in_init_array.
431 (Layout::make_output_section): Force correct section types for
432 .init_array and friends. Don't sort if doing relocatable link,
433 Don't sort .ctors and .dtors if ctors_in_init_array.
434 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
435 (Layout::output_section_name): Add relobj parameter. Change all
436 callers. Handle .ctors. and .dtors. in code rather than table.
437 Handle .ctors and .dtors if ctors_in_init_array.
438 (Layout::match_file_name): New function, moved from output.cc.
439 * layout.h (class Layout): Update declarations.
440 * output.cc: Include "layout.h".
441 (Input_section_sort_entry::get_priority): New function.
442 (Input_section_sort_entry::match_file_name): Just call
443 Layout::match_file_name.
444 (Output_section::Input_section_sort_init_fini_compare::operator()):
445 Handle .ctors and .dtors. Sort by explicit priority rather than
446 by name.
447 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
448 * testsuite/initpri2.c: New test.
449 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
450 (check_PROGRAMS): Add initpri2.
451 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
452 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
453 * configure, testsuite/Makefile.in: Rebuild.
454
e1f74f98
ILT		 4552011-06-19 Ian Lance Taylor <iant@google.com>
456
457 PR gold/12880
458 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
459 .interp section to a PT_INTERP segment even if we have seen a
460 --dynamic-linker option. Don't do it if we have seen a PHDRS
461 clause in a linker script.
462 (Layout::finalize): Don't create a .interp section if we've
463 already create a PT_INTERP segment.
464 (Layout::create_interp): Always call choose_output_section (revert
465 patch of 2011-06-17). Don't create PT_INTERP segment.
466 * script-sections.cc
467 (Script_sections::create_note_and_tls_segments): Add a .interp
468 section to a PT_INTERP segment even if we have seen a
469 --dynamic-linker option.
470
766f91bb
ILT		 4712011-06-18 Ian Lance Taylor <iant@google.com>
472
473 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
474 merely because a non-PT_LOAD segment has a dynamic reloc.
475
0d212c3a
ILT		 4762011-06-18 Ian Lance Taylor <iant@google.com>
477
478 * layout.cc (Layout::finish_dynamic_section): Don't create
479 DT_FLAGS entry if not needed.
480
911a5072
ILT		 4812011-06-18 Ian Lance Taylor <iant@google.com>
482
483 PR gold/12745
484 * layout.cc (Layout::layout_eh_frame): Correct handling of
485 writable .eh_frame section.
486
534b4e5f
ILT		 4872011-06-17 Ian Lance Taylor <iant@google.com>
488
489 PR gold/12893
490 * resolve.cc (Symbol_table::resolve): Don't give an error if a
491 symbol is redefined with the exact same object and value.
492
10b4f102
ILT		 4932011-06-17 Ian Lance Taylor <iant@google.com>
494
495 PR gold/12880
496 * layout.h (class Layout): Add interp_segment_ field.
497 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
498 (Layout::attach_allocated_section_to_segment): If making shared
499 library, put .interp section in PT_INTERP segment.
500 (Layout::finalize): Also call create_interp if -dynamic-linker
501 option was used.
502 (Layout::create_interp): Assert that there is no PT_INTERP
503 segment. If not using a SECTIONS clause, use make_output_section.
504 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
505 * script-sections.cc
506 (Script_sections::create_note_and_tls_segments): If making shared
507 library, put .interp section in PT_INTERP segment.
508
a29b0dad
ILT		 5092011-06-17 Ian Lance Taylor <iant@google.com>
510
e588ea8d
ILT		 511 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
512 when making a shared library.
513
5142011-06-17 Ian Lance Taylor <iant@google.com>
515
516 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
517 parameter. Change all callers. Don't issue warning about PC32
518 against locally defined symbol.
a29b0dad 519
9d3b0698
ILT		 5202011-06-16 Ian Lance Taylor <iant@google.com>
521
522 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
523 occurs in same object.
524
85b0f90c
AM		 5252011-06-14 Alan Modra <amodra@gmail.com>
526
527 * po/POTFILES.in: Regenerate.
528
a94907d9
ILT		 5292011-06-09 Ian Lance Taylor <iant@google.com>
530
531 * script-sections.cc
532 (Orphan_output_section::set_section_addresses): For a relocatable
533 link set address to 0.
534
4fb3a1c3
CC		 5352011-06-09 Cary Coutant <ccoutant@google.com>
536
537 PR gold/12804
538 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
539 used with --compress-debug-sections.
540 * gold/object.cc (Sized_relobj_file::do_layout): Report
541 uncompressed size of compressed input sections.
542
61220854
CC		 5432011-06-08 Cary Coutant <ccoutant@google.com>
544
545 PR gold/12804
546 * testsuite/two_file_test_2_v1.cc: Change initialization of
547 v2 to keep it in .data.
548
e6455dfb
CC		 5492011-06-07 Cary Coutant <ccoutant@google.com>
550
551 * common.cc (Symbol_table::do_allocate_commons_list): Call
552 gold_fallback.
553 * errors.cc (Errors::fatal): Adjust call to gold_exit.
554 (Errors::fallback): New function.
555 (gold_fallback): New function.
556 * errors.h (Errors::fallback): New function.
557 * gold.cc (gold_exit): Change status parameter to enum; adjust
558 all callers.
559 (queue_initial_tasks): Call gold_fallback.
560 * gold.h: Include cstdlib.
561 (Exit_status): New enum type.
562 (gold_exit): Change status parameter to enum.
563 (gold_fallback): New function.
564 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
565 (Layout::create_symtab_sections): Likewise.
566 (Layout::create_shdrs): Likewise.
567 * main.cc (main): Adjust call to gold_exit.
568 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
569 (Output_data_got::add_got_entry_pair): Likewise.
570 (Output_section::add_input_section): Likewise.
571 (Output_section::add_output_section_data): Likewise.
572 (Output_segment::set_section_list_addresses): Likewise.
573 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
574
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CC		 5752011-06-07 Cary Coutant <ccoutant@google.com>
576
577 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
578 for incremental links.
579 * output.cc (Output_segment::set_section_list_addresses): Remove
580 FIXME and test for TLS or BSS.
581
a5ee4d5d
CC		 5822011-06-07 Cary Coutant <ccoutant@google.com>
583
584 * testsuite/Makefile.am: Add incremental_copy_test,
585 incremental_common_test_1.
586 * testsuite/Makefile.in: Regenerate.
587 * testsuite/common_test_1_v1.c: New source file.
588 * testsuite/common_test_1_v2.c: New source file.
589 * testsuite/copy_test_v1.cc: New source file.
590
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CC		 5912011-06-07 Cary Coutant <ccoutant@google.com>
592
593 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
594 update, allocate common from bss section's free list.
595 * incremental-dump.cc (dump_incremental_inputs): Print flag for
596 linker-defined symbols.
597 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
598 Skip GOT and PLT entries that are no longer referenced.
599 (Output_section_incremental_inputs::write_info_blocks): Mark
600 linker-defined symbols.
601 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
602 * output.cc (Output_section::allocate): New function.
603 * output.h (Output_section::allocate): New function.
604 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
605 linker-defined symbols.
606 (Symbol::override_base_with_special): Copy is_predefined_ flag.
607 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
608 (Symbol::init_base_output_data): Likewise.
609 (Symbol::init_base_output_segment): Likewise.
610 (Symbol::init_base_constant): Likewise.
611 (Sized_symbol::init_output_data): Likewise.
612 (Sized_symbol::init_output_segment): Likewise.
613 (Sized_symbol::init_constant): Likewise.
614 (Symbol_table::do_define_in_output_data): Likewise.
615 (Symbol_table::do_define_in_output_segment): Likewise.
616 (Symbol_table::do_define_as_constant): Likewise.
617 * symtab.h (Symbol::is_predefined): New function.
618 (Symbol::init_base_output_data): Add is_predefined parameter.
619 (Symbol::init_base_output_segment): Likewise.
620 (Symbol::init_base_constant): Likewise.
621 (Symbol::is_predefined_): New data member.
622 (Sized_symbol::init_output_data): Add is_predefined parameter.
623 (Sized_symbol::init_output_segment): Likewise.
624 (Sized_symbol::init_constant): Likewise.
625 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
626
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CC		 6272011-06-07 Cary Coutant <ccoutant@google.com>
628
629 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
630 instead of emit_copy_reloc.
631 (Copy_relocs::emit_copy_reloc): Refactor.
632 (Copy_relocs::make_copy_reloc): New function.
633 (Copy_relocs::add_copy_reloc): Remove.
634 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
635 section.
636 (Copy_relocs::make_copy_reloc): New function.
637 (Copy_relocs::add_copy_reloc): Remove.
638 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
639 unchanged input files.
640 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
641 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
642 Reserve BSS space for COPY relocations.
643 (Sized_incremental_binary::do_emit_copy_relocs): New function.
644 (Output_section_incremental_inputs::write_info_blocks): Record
645 whether a symbol is copied from a shared object.
646 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
647 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
648 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
649 (Incremental_input_entry_reader::get_output_symbol_index): Add
650 is_copy parameter.
651 (Incremental_binary::emit_copy_relocs): New function.
652 (Incremental_binary::do_emit_copy_relocs): New function.
653 (Sized_incremental_binary::Sized_incremental_binary): Initialize
654 new data member.
655 (Sized_incremental_binary::add_copy_reloc): New function.
656 (Sized_incremental_binary::do_emit_copy_relocs): New function.
657 (Sized_incremental_binary::Copy_reloc): New struct.
658 (Sized_incremental_binary::Copy_relocs): New typedef.
659 (Sized_incremental_binary::copy_relocs_): New data member.
660 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
661 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
662 * target.h (Sized_target::emit_copy_reloc): New function.
663 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
664
7cdb37d9
CC		 6652011-06-02 Cary Coutant <ccoutant@google.com>
666
667 PR gold/12163
668 * gold/archive.cc (Archive::Archive): Initialize new data member.
669 (Archive::include_all_members): Return if archive has already been
670 included.
671 * gold/archive.h (Archive::include_all_members_): New data member.
672
cc643b88
NC		 6732011-06-02 Nick Clifton <nickc@redhat.com>
674
675 * dynobj.h: Fix spelling mistake in comment.
676 * output.cc: Likewise.
677
f62a3ca7
DK		 6782011-05-31 Doug Kwan <dougkwan@google.com>
679 Asier Llano
680
681 PR gold/12826
cc643b88 682 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 683 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
684 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
685 redundant arm_exidx_test.so.
686 * testsuite/Makefile.in: Regenerate.
687 (check_SCRIPTS): Add pr12826.sh
688 (check_DATA): Add pr12826.stdout
689 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
690 * testsuite/pr12826.sh: New file.
691 * testsuite/pr12826_1.s: Ditto.
692 * testsuite/pr12826_1.s: Ditto.
693
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ILT		 6942011-05-30 Ian Lance Taylor <iant@google.com>
695
696 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
697 sections.
698
c49875be
ILT		 6992011-05-29 Ian Lance Taylor <iant@google.com>
700
701 PR gold/12804
702 * testsuite/Makefile.am: Use different file name for two_file_test
703 temporary file for each incremental test.
704 * testsuite/Makefile.in: Rebuild.
705
69d53f7a
ILT		 7062011-05-29 Ian Lance Taylor <iant@google.com>
707
708 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
709 binary input file is empty.
710
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ILT		 7112011-05-27 Ian Lance Taylor <iant@google.com>
712
713 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
714 (ver_test_9.so): Likewise.
715 * testsuite/Makefile.in: Rebuild.
716
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CC		 7172011-05-26 Cary Coutant <ccoutant@google.com>
718
719 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
720 * incremental.cc (Incremental_inputs::report_input_section): Fix
721 comment, indentation.
722 (Incremental_inputs::report_comdat_group): New function.
723 (Output_section_incremental_inputs::set_final_data_size): Adjust size
724 of data for incremental input file entry.
725 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
726 group count, COMDAT group signatures.
727 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
728 an unchanged input file.
729 * incremental.h (Incremental_object_entry::Incremental_object_entry):
730 Initialize new data member.
731 (Incremental_object_entry::add_comdat_group): New function.
732 (Incremental_object_entry::get_comdat_group_count): New function.
733 (Incremental_object_entry::get_comdat_signature_key): New function.
734 (Incremental_object_entry::groups_): New data member.
735 (Incremental_inputs::report_comdat_group): New function.
736 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
737 data for incremental input file entry.
738 (Incremental_input_entry_reader::get_comdat_group_count): New function.
739 (Incremental_input_entry_reader::get_input_section): Adjust size of
740 data for incremental input file entry.
741 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
742 (Incremental_input_entry_reader::get_comdat_group_signature): New
743 function.
744 * object.cc (Sized_relobj::include_section_group): Report kept
745 COMDAT groups for incremental links.
746
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ILT		 7472011-05-24 David Meyer <pdox@google.com>
748
749 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
750 with name parameter. Add found_name parameter.
751 * fileread.cc (Input_file::find_file): Adjust code accordingly.
752 * dirsearch.h (class Dirsearch): Update declaration.
753
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ILT		 7542011-05-24 Ian Lance Taylor <iant@google.com>
755
756 * archive.cc (Library_base::should_include_member): Pull in object
757 from archive if it defines the entry symbol.
758 * parameters.cc (Parameters::entry): New function.
759 * parameters.h (class Parameters): Declare entry.
760 * output.h (class Output_file_header): Remove entry_ field.
761 * output.cc (Output_file_header::Output_file_header): Remove entry
762 parameter. Change all callers.
763 (Output_file_header::entry): Use parameters->entry.
764 * gold.cc (queue_middle_tasks): Likewise.
765 * plugin.cc (Plugin_hook::run): Likewise.
766
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CC		 7672011-05-24 Cary Coutant <ccoutant@google.com>
768
769 * gold.cc (queue_initial_tasks): Pass incremental base filename
770 to Output_file::open_base_file; don't print error message.
771 * incremental-dump.cc (main): Adjust call to
772 Output_file::open_for_modification.
773 * incremental-dump.cc (main): Likewise.
774 * incremental.cc (Incremental_inputs::report_command_line):
775 Ignore --incremental-base option when comparing command lines.
776 Ignore parameter when given as separate argument.
777 * options.h (class General_options): Add --incremental-base.
778 * output.cc (Output_file::Output_file):
779 (Output_file::open_base_file): Add base_name and writable parameters;
780 read base file into new file; print error message here.
781 (Output_file::map_no_anonymous): Add writable parameter; adjust all
782 callers.
783 * output.h (Output_file::open_for_modification): Rename to...
784 (Output_file::open_base_file): ...this; add base_name and
785 writable parameters; adjust all callers.
786 (Output_file::map_no_anonymous): Add writable parameter; adjust all
787 callers.
788 * testsuite/Makefile.am (incremental_test_4): Test
789 --incremental-base.
790 * testsuite/Makefile.in: Regenerate.
791
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CC		 7922011-05-24 Cary Coutant <ccoutant@google.com>
793
794 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
795 incremental_test_4.
796 * testsuite/Makefile.in: Regenerate.
797 * testsuite/two_file_test_1_v1.cc: New test source file.
798 * testsuite/two_file_test_1b_v1.cc: New test source file.
799 * testsuite/two_file_test_2_v1.cc: New test source file.
800
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CC		 8012011-05-24 Cary Coutant <ccoutant@google.com>
802
803 * dynobj.h (Dynobj::do_dynobj): New function.
804 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
805 flag and soname for shared objects.
806 * incremental.cc (Incremental_inputs::report_object): Make
807 either Incremental_object_entry or Incremental_dynobj_entry; add
808 soname to string table.
809 (Incremental_inputs::report_input_section): Add assertion.
810 (Output_section_incremental_inputs::set_final_data_size): Adjust
811 type of input file entry for shared libraries; adjust size of
812 shared library info entry.
813 (Output_section_incremental_inputs::write_input_files): Write
814 as_needed flag for shared libraries.
815 (Output_section_incremental_inputs::write_info_blocks): Adjust type
816 of input file entry for shared libraries; write soname.
817 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
818 soname from incremental info.
819 * incremental.h (enum Incremental_input_flags): Add
820 INCREMENTAL_INPUT_AS_NEEDED.
821 (Incremental_input_entry::Incremental_input_entry): Initialize new
822 data member.
823 (Incremental_input_entry::set_as_needed): New function.
824 (Incremental_input_entry::as_needed): New function.
825 (Incremental_input_entry::do_dynobj_entry): New function.
826 (Incremental_input_entry::as_needed_): New data member.
827 (Incremental_object_entry::Incremental_object_entry): Don't check
828 for shared library.
829 (Incremental_object_entry::do_type): Likewise.
830 (class Incremental_dynobj_entry): New class.
831 (Incremental_input_entry_reader::as_needed): New function.
832 (Incremental_input_entry_reader::get_soname): New function.
833 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
834 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
835 size of shared library info entry.
836 * layout.cc (Layout::finish_dynamic_section): Don't test for
837 incremental link when adding DT_NEEDED entries.
838 * object.h (Object::Object): Initialize new data member.
839 (Object::dynobj): New function.
840 (Object::set_as_needed): New function.
841 (Object::as_needed): New function.
842 (Object::do_dynobj): New function.
843 (Object::as_needed_): New data member.
844
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CC		 8452011-05-24 Cary Coutant <ccoutant@google.com>
846
847 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
848 info; adjust display of GOT entries.
849 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
850 vector of input objects; remove file_status_.
851 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
852 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
853 got_plt reader; call target hooks to reserve GOT entries.
854 (Output_section_incremental_inputs::set_final_data_size): Adjust size
855 of input file info header and GOT info entry.
856 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
857 relocation info.
858 (Got_plt_view_info::got_descriptor): Remove.
859 (Got_plt_view_info::sym_index): New data member.
860 (Got_plt_view_info::input_index): New data member.
861 (Local_got_offset_visitor::visit): Write input file index.
862 (Global_got_offset_visitor::visit): Write 0 for input file index.
863 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
864 with sym_index and input_index.
865 (Output_section_incremental_inputs::write_got_plt): Adjust size of
866 incremental info GOT entry; replace got_descriptor with input_index.
867 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
868 map from input file index to object.
869 (Sized_relobj_incr::do_layout): Replace direct data member reference
870 with accessor function.
871 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
872 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
873 Adjust size of input file info header.
874 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
875 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
876 (Incremental_input_entry_reader::get_input_section): Adjust size of
877 input file info header.
878 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
879 of incremental info GOT entry.
880 (Incremental_got_plt_reader::get_got_desc): Remove.
881 (Incremental_got_plt_reader::get_got_symndx): New function.
882 (Incremental_got_plt_reader::get_got_input_index): New function.
883 (Sized_incremental_binary::Sized_incremental_binary): Remove
884 file_status_; add input_objects_.
885 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
886 (Sized_incremental_binary::set_file_is_unchanged): Remove.
887 (Sized_incremental_binary::file_is_unchanged): Remove.
888 (Sized_incremental_binary::set_input_object): New function.
889 (Sized_incremental_binary::input_object): New function.
890 (Sized_incremental_binary::file_status_): Remove.
891 (Sized_incremental_binary::input_objects_): New data member.
892 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
893 references.
894 (Sized_relobj_incr::invalid_address): Move to base class.
895 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
896 class.
897 (Sized_relobj_incr::do_output_section_offset): Likewise.
898 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
899 (Sized_relobj_incr::section_offsets_): Likewise.
900 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
901 function.
902 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
903 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
904 with accessor function.
905 (Sized_relobj_file::do_layout): Likewise.
906 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
907 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
908 (Sized_relobj_file::compute_final_local_value): Replace refs to
909 section_offsets_ with accessor function.
910 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
911 * object.h (Relobj::Relobj): Initialize new data members.
912 (Relobj::add_dyn_reloc): New function.
913 (Relobj::first_dyn_reloc): New function.
914 (Relobj::dyn_reloc_count): New function.
915 (Relobj::first_dyn_reloc_): New data member.
916 (Relobj::dyn_reloc_count_): New data member.
917 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
918 references.
919 (Sized_relobj::Address): New typedef.
920 (Sized_relobj::invalid_address): Move here from child class.
921 (Sized_relobj::Sized_relobj): Initialize new data members.
922 (Sized_relobj::sized_relobj): New function.
923 (Sized_relobj::is_output_section_offset_invalid): Move here from
924 child class.
925 (Sized_relobj::get_output_section_offset): Likewise.
926 (Sized_relobj::local_has_got_offset): Likewise.
927 (Sized_relobj::local_got_offset): Likewise.
928 (Sized_relobj::set_local_got_offset): Likewise.
929 (Sized_relobj::do_for_all_local_got_entries): Likewise.
930 (Sized_relobj::clear_got_offsets): New function.
931 (Sized_relobj::section_offsets): Move here from child class.
932 (Sized_relobj::do_output_section_offset): Likewise.
933 (Sized_relobj::do_set_section_offset): Likewise.
934 (Sized_relobj::Local_got_offsets): Likewise.
935 (Sized_relobj::local_got_offsets_): Likewise.
936 (Sized_relobj::section_offsets_): Likewise.
937 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
938 references.
939 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
940 class.
941 (Sized_relobj_file::sized_relobj): New function
942 (Sized_relobj_file::local_has_got_offset): Move to base class.
943 (Sized_relobj_file::local_got_offset): Likewise.
944 (Sized_relobj_file::set_local_got_offset): Likewise.
945 (Sized_relobj_file::get_output_section_offset): Likewise.
946 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
947 (Sized_relobj_file::do_output_section_offset): Likewise.
948 (Sized_relobj_file::do_set_section_offset): Likewise.
949 (Sized_relobj_file::Local_got_offsets): Likewise.
950 (Sized_relobj_file::local_got_offsets_): Likewise.
951 (Sized_relobj_file::section_offsets_): Likewise.
952 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
953 (all constructors).
954 (set_needs_dynsym_index): Convert relobj to derived class pointer.
955 (Output_reloc::get_symbol_index): Likewise.
956 (Output_reloc::local_section_offset): Likewise.
957 (Output_reloc::get_address): Likewise.
958 (Output_reloc::symbol_value): Likewise.
959 (Output_data_got::reserve_slot): Move to class definition.
960 (Output_data_got::reserve_local): New function.
961 (Output_data_got::reserve_slot_for_global): Remove.
962 (Output_data_got::reserve_global): New function.
963 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
964 (all constructors, two instantiations).
965 (Output_reloc::get_relobj): New function (two instantiations).
966 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
967 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
968 (Output_data_reloc::add_global): Adjust type of relobj.
969 (Output_data_reloc::add_global_relative): Likewise.
970 (Output_data_reloc::add_symbolless_global_addend): Likewise.
971 (Output_data_reloc::add_local): Likewise.
972 (Output_data_reloc::add_local_relative): Likewise.
973 (Output_data_reloc::add_symbolless_local_addend): Likewise.
974 (Output_data_reloc::add_local_section): Likewise.
975 (Output_data_reloc::add_output_section): Likewise.
976 (Output_data_reloc::add_absolute): Likewise.
977 (Output_data_reloc::add_target_specific): Likewise.
978 (Output_data_got::reserve_slot): Move definition here.
979 (Output_data_got::reserve_local): New function.
980 (Output_data_got::reserve_global): New function.
981 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
982 section_offsets_ with accessor function.
983 (Sized_relobj_file::write_sections): Likewise.
984 (Sized_relobj_file::do_relocate_sections): Likewise.
985 * target.h (Sized_target::reserve_local_got_entry): New function.
986 (Sized_target::reserve_global_got_entry): New function.
987 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
988 (Target_x86_64::reserve_global_got_entry): New function.
989 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
990
4829d394
CC		 9912011-05-23 Cary Coutant <ccoutant@google.com>
992
993 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
994 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
995 bit when checking got_type.
996 * incremental.cc (Sized_incremental_binary::setup_readers):
997 Store symbol table and string table locations; initialize bit vector
998 of file status flags.
999 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1000 unchanged files.
1001 (Sized_incremental_binary::do_process_got_plt): New function.
1002 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1003 (Output_section_incremental_inputs::set_final_data_size): Record
1004 file index for each input file.
1005 (Output_section_incremental_inputs::write_got_plt): Store file index
1006 instead of input entry offset for each GOT entry.
1007 * incremental.h
1008 (Incremental_input_entry::Incremental_input_entry): Initialize new
1009 data member.
1010 (Incremental_input_entry::set_offset): Store file index.
1011 (Incremental_input_entry::get_file_index): New function.
1012 (Incremental_input_entry::file_index_): New data member.
1013 (Incremental_binary::process_got_plt): New function.
1014 (Incremental_binary::do_process_got_plt): New function.
1015 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1016 data members.
1017 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1018 (Sized_incremental_binary::set_file_is_unchanged): New function.
1019 (Sized_incremental_binary::file_is_unchanged): New function.
1020 (Sized_incremental_binary::do_process_got_plt): New function.
1021 (Sized_incremental_binary::file_status_): New data member.
1022 (Sized_incremental_binary::main_symtab_loc_): New data member.
1023 (Sized_incremental_binary::main_strtab_loc_): New data member.
1024 * output.cc (Output_data_got::Got_entry::write): Add case
1025 RESERVED_CODE.
1026 (Output_data_got::add_global): Call add_got_entry.
1027 (Output_data_got::add_global_plt): Likewise.
1028 (Output_data_got::add_global_with_rel): Likewise.
1029 (Output_data_got::add_global_with_rela): Likewise.
1030 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1031 (Output_data_got::add_global_pair_with_rela): Likewise.
1032 (Output_data_got::add_local): Call add_got_entry.
1033 (Output_data_got::add_local_plt): Likewise.
1034 (Output_data_got::add_local_with_rel): Likewise.
1035 (Output_data_got::add_local_with_rela): Likewise.
1036 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1037 (Output_data_got::add_local_pair_with_rela): Likewise.
1038 (Output_data_got::reserve_slot): New function.
1039 (Output_data_got::reserve_slot_for_global): New function.
1040 (Output_data_got::add_got_entry): New function.
1041 (Output_data_got::add_got_entry_pair): New function.
1042 (Output_section::add_output_section_data): Edit FIXME.
1043 * output.h
1044 (Output_section_data_build::Output_section_data_build): New
1045 constructor with size parameter.
1046 (Output_data_space::Output_data_space): Likewise.
1047 (Output_data_got::Output_data_got): Initialize new data member; new
1048 constructor with size parameter.
1049 (Output_data_got::add_constant): Call add_got_entry.
1050 (Output_data_got::reserve_slot): New function.
1051 (Output_data_got::reserve_slot_for_global): New function.
1052 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1053 (Output_data_got::add_got_entry): New function.
1054 (Output_data_got::add_got_entry_pair): New function.
1055 (Output_data_got::free_list_): New data member.
1056 * target.h (Sized_target::init_got_plt_for_update): New function.
1057 (Sized_target::register_global_plt_entry): New function.
1058 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1059 Initialize new data member; call init; add constructor with PLT count.
1060 (Output_data_plt_x86_64::init): New function.
1061 (Output_data_plt_x86_64::add_relocation): New function.
1062 (Output_data_plt_x86_64::reserve_slot): New function.
1063 (Output_data_plt_x86_64::free_list_): New data member.
1064 (Target_x86_64::init_got_plt_for_update): New function.
1065 (Target_x86_64::register_global_plt_entry): New function.
1066 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1067 incremental updates.
1068 (Output_data_plt_x86_64::add_relocation): New function.
1069 * testsuite/object_unittest.cc (Object_test): Set default options.
1070
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ILT		 10712011-05-16 Ian Lance Taylor <iant@google.com>
1072
1073 * options.h (class General_options): Make -i a synonym for -r.
1074
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ILT		 10752011-05-16 Ian Lance Taylor <iant@google.com>
1076
1077 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1078
403676b5
CC		 10792011-05-10 Cary Coutant <ccoutant@google.com>
1080
1081 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1082 strip_all (-s).
1083
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ILT		 10842011-05-06 Ian Lance Taylor <iant@google.com>
1085
1086 * layout.cc (Layout::layout): If the output section flags change,
1087 update the ordering.
1088
f0f9babf
CC		 10892011-04-25 Cary Coutant <ccoutant@google.com>
1090
1091 * incremental-dump.cc (dump_incremental_inputs): Print local
1092 symbol info for each input file.
1093 * incremental.cc
1094 (Output_section_incremental_inputs::set_final_data_size): Add local
1095 symbol info to input file entries in incremental info.
1096 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1097 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1098 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1099 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1100 implementation.
1101 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1102 (Sized_incr_relobj::do_relocate): Write the local symbols.
1103 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1104 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1105 Adjust size of input file header.
1106 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1107 (Incremental_inputs_reader::get_local_symbol_count): New function.
1108 (Incremental_inputs_reader::get_input_section): Adjust size of input
1109 file header.
1110 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1111 (Sized_incr_relobj::This): New typedef.
1112 (Sized_incr_relobj::sym_size): New const data member.
1113 (Sized_incr_relobj::Local_symbol): New struct.
1114 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1115 (Sized_incr_relobj::do_local_symbol_offset): New function.
1116 (Sized_incr_relobj::local_symbol_count_): New data member.
1117 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1118 (Sized_incr_relobj::local_symbol_index_): New data member.
1119 (Sized_incr_relobj::local_symbol_offset_): New data member.
1120 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1121 (Sized_incr_relobj::local_symbols_): New data member.
1122 * object.h (Relobj::output_local_symbol_count): New function.
1123 (Relobj::local_symbol_offset): New function.
1124 (Relobj::do_output_local_symbol_count): New function.
1125 (Relobj::do_local_symbol_offset): New function.
1126 (Sized_relobj::do_output_local_symbol_count): New function.
1127 (Sized_relobj::do_local_symbol_offset): New function.
1128
d0a9ace3
ILT		 11292011-04-22 Vladimir Simonov <sv@sw.ru>
1130
1131 * descriptors.cc (set_close_on_exec): New function.
1132 (Descriptors::open): Use set_close_on_exec.
1133 * output.cc (S_ISLNK): Define if not defined.
1134
94a3fc8b
CC		 11352011-04-22 Cary Coutant <ccoutant@google.com>
1136
1137 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1138 global symbol map.
1139 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1140 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1141 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1142 relocations.
1143 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1144 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1145 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1146 * incremental.h
1147 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1148 function.
1149 (Incremental_binary::apply_incremental_relocs): New function.
1150 (Incremental_binary::do_apply_incremental_relocs): New function.
1151 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1152 data member.
1153 (Sized_incremental_binary::add_global_symbol): New function.
1154 (Sized_incremental_binary::global_symbol): New function.
1155 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1156 (Sized_incremental_binary::symbol_map_): New data member.
1157 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1158 * target.h (Sized_target::apply_relocation): New function.
1159 * target-reloc.h (apply_relocation): New function.
1160 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1161
c87e4302
DK		 11622011-04-22 Doug Kwan <dougkwan@google.com>
1163
1164 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1165 flag of a SHT_ARM_EXIDX section.
1166 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1167 * testsuite/Makefile.in: Regenerate.
1168 * testsuite/arm_exidx_test.s: New file.
1169 * testsuite/arm_exidx_test.sh: Same.
1170
e7782cf6
CC		 11712011-04-20 Cary Coutant <ccoutant@google.com>
1172
1173 PR gold/12689
1174 * archive.h (Incremental_archive_entry::Archive_member):
1175 Initialize arg_serial_ (second constructor).
1176
308ecdc7
ILT		 11772011-04-17 Ian Lance Taylor <iant@google.com>
1178
1179 * object.cc (Relocate_info::location): Simplify location string.
1180 * errors.cc (Errors::error_at_location): Don't print program
1181 name.
1182 (Errors::warning_at_location): Likewise.
1183 (Errors::undefined_symbol): Likewise.
1184 * testsuite/debug_msg.sh: Update accordingly.
1185
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CC		 11862011-04-14 Cary Coutant <ccoutant@google.com>
1187
1188 * gold/layout.cc (Layout::symtab_section_offset): New function.
1189 * gold/layout.h (Layout::symtab_section_offset): New function.
1190 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1191
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ILT		 11922011-04-12 Ian Lance Taylor <iant@google.com>
1193
1194 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1195 with MREMAP_MAYMOVE.
1196 * output.h (class Output_file): Add map_is_allocated_ field.
1197 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1198 not available, provide stubs. If mremap is not available, #define
1199 it to gold_mremap.
1200 (MREMAP_MAYMOVE): Define if not defined.
1201 (Output_file::Output_file): Initialize map_is_allocated_.
1202 (Output_file::resize): Check map_is_allocated_.
1203 (Output_file::map_anonymous): If mmap fails, use malloc.
1204 (Output_file::unmap): Don't do anything for an anonymous map.
1205 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1206 is not available, provide stubs.
1207 (File_read::View::~View): Use free rather than delete[].
1208 (File_read::make_view): Use malloc rather than new[]. If mmap
1209 fails, use malloc.
1210 (File_read::find_or_make_view): Use malloc rather than new[].
1211 * gold.h: Remove HAVE_REMAP code.
1212 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1213 exists. Rename mremap to gold_mremap. If mmap is not available
1214 don't do anything.
1215 * configure, config.in: Rebuild.
1216
11e361bc
ILT		 12172011-04-11 Ian Lance Taylor <iant@google.com>
1218
1219 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1220 initialize local variable v.
1221
cdc29364
CC		 12222011-04-11 Cary Coutant <ccoutant@google.com>
1223
1224 * archive.cc (Archive::include_member): Adjust call to
1225 report_object.
1226 (Add_archive_symbols::run): Track argument serial numbers.
1227 (Lib_group::include_member): Likewise.
1228 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1229 * archive.h (Incremental_archive_entry::Archive_member):
1230 Initialize arg_serial_.
1231 (Archive_member::arg_serial_): New data member.
1232 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1233 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1234 incremental link.
1235 (Sized_dynobj::do_for_all_local_got_entries): New function.
1236 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1237 function.
1238 * fileread.cc (get_mtime): New function.
1239 * fileread.h (get_mtime): New function.
1240 * gold.cc (queue_initial_tasks): Check for incremental update.
1241 (process_incremental_input): New function.
1242 (queue_middle_tasks): Don't force valid target for incremental
1243 update.
1244 * incremental-dump.cc (find_input_containing_global): Adjust
1245 size of symbol info entry.
1246 (dump_incremental_inputs): Dump argument serial number and
1247 in_system_directory flag; bias shndx by 1; print symbol names
1248 when dumping per-file symbol lists; use new symbol info readers.
1249 * incremental.cc
1250 (Output_section_incremental_inputs:update_data_size): New function.
1251 (Sized_incremental_binary::setup_readers): Setup input readers
1252 for each input file; build maps for files added from libraries
1253 and scripts.
1254 (Sized_incremental_binary::check_input_args): New function.
1255 (Sized_incremental_binary::do_check_inputs): Build map of argument
1256 serial numbers to input arguments.
1257 (Sized_incremental_binary::do_file_has_changed): Rename
1258 do_file_is_unchanged to this; compare file modification times.
1259 (Sized_incremental_binary::do_init_layout): New function.
1260 (Sized_incremental_binary::do_reserve_layout): New function.
1261 (Sized_incremental_binary::do_get_input_reader): Remove.
1262 (Sized_incremental_binary::get_symtab_view): New function.
1263 (Incremental_checker::can_incrementally_link_output_file): Remove.
1264 (Incremental_inputs::report_command_line): Exclude --debug options.
1265 (Incremental_inputs::report_archive_begin): Add parameter; track
1266 argument serial numbers; don't put input file entry for archive
1267 before archive members.
1268 (Incremental_inputs::report_archive_end): Put input file entry
1269 for archive after archive members.
1270 (Incremental_inputs::report_object): Add parameter; track argument
1271 serial numbers and in_system_directory flag.
1272 (Incremental_inputs::report_script): Add parameter; track argument
1273 serial numbers.
1274 (Output_section_incremental_inputs::set_final_data_size): Adjust
1275 size of symbol info entry; check for forwarding symbols.
1276 (Output_section_incremental_inputs::write_input_files): Write
1277 in_system_directory flag and argument serial number.
1278 (Output_section_incremental_inputs::write_info_blocks): Map section
1279 indices between incremental info and original input file; store
1280 input section index for each symbol.
1281 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1282 change operator() to visit().
1283 (class Global_got_offset_visitor): Likewise.
1284 (class Global_symbol_visitor_got_plt):
1285 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1286 classes.
1287 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1288 (Sized_incr_relobj::do_read_symbols): New function.
1289 (Sized_incr_relobj::do_layout): New function.
1290 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1291 (Sized_incr_relobj::do_add_symbols): New function.
1292 (Sized_incr_relobj::do_should_include_member): New function.
1293 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1294 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1295 (Sized_incr_relobj::do_section_size): New function.
1296 (Sized_incr_relobj::do_section_name): New function.
1297 (Sized_incr_relobj::do_section_contents): New function.
1298 (Sized_incr_relobj::do_section_flags): New function.
1299 (Sized_incr_relobj::do_section_entsize): New function.
1300 (Sized_incr_relobj::do_section_address): New function.
1301 (Sized_incr_relobj::do_section_type): New function.
1302 (Sized_incr_relobj::do_section_link): New function.
1303 (Sized_incr_relobj::do_section_info): New function.
1304 (Sized_incr_relobj::do_section_addralign): New function.
1305 (Sized_incr_relobj::do_initialize_xindex): New function.
1306 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1307 (Sized_incr_relobj::do_read_relocs): New function.
1308 (Sized_incr_relobj::do_gc_process_relocs): New function.
1309 (Sized_incr_relobj::do_scan_relocs): New function.
1310 (Sized_incr_relobj::do_count_local_symbols): New function.
1311 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1312 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1313 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1314 (Sized_incr_relobj::do_relocate): New function.
1315 (Sized_incr_relobj::do_set_section_offset): New function.
1316 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1317 (Sized_incr_dynobj::do_read_symbols): New function.
1318 (Sized_incr_dynobj::do_layout): New function.
1319 (Sized_incr_dynobj::do_add_symbols): New function.
1320 (Sized_incr_dynobj::do_should_include_member): New function.
1321 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1322 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1323 (Sized_incr_dynobj::do_section_size): New function.
1324 (Sized_incr_dynobj::do_section_name): New function.
1325 (Sized_incr_dynobj::do_section_contents): New function.
1326 (Sized_incr_dynobj::do_section_flags): New function.
1327 (Sized_incr_dynobj::do_section_entsize): New function.
1328 (Sized_incr_dynobj::do_section_address): New function.
1329 (Sized_incr_dynobj::do_section_type): New function.
1330 (Sized_incr_dynobj::do_section_link): New function.
1331 (Sized_incr_dynobj::do_section_info): New function.
1332 (Sized_incr_dynobj::do_section_addralign): New function.
1333 (Sized_incr_dynobj::do_initialize_xindex): New function.
1334 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1335 (make_sized_incremental_object): New function.
1336 (Incremental_library::copy_unused_symbols): New function.
1337 (Incremental_library::do_for_all_unused_symbols): New function.
1338 * incremental.h (enum Incremental_input_flags): New type.
1339 (class Incremental_checker): Remove.
1340 (Incremental_input_entry::Incremental_input_entry): Add argument
1341 serial number.
1342 (Incremental_input_entry::arg_serial): New function.
1343 (Incremental_input_entry::set_is_in_system_directory): New function.
1344 (Incremental_input_entry::is_in_system_directory): New function.
1345 (Incremental_input_entry::arg_serial_): New data member.
1346 (Incremental_input_entry::is_in_system_directory_): New data member.
1347 (class Script_info): Move here from script.h.
1348 (Script_info::Script_info): Add filename parameter.
1349 (Script_info::filename): New function.
1350 (Script_info::filename_): New data member.
1351 (Incremental_script_entry::Incremental_script_entry): Add argument
1352 serial number.
1353 (Incremental_object_entry::Incremental_object_entry): Likewise.
1354 (Incremental_object_entry::add_input_section): Build list of input
1355 sections with map to original shndx.
1356 (Incremental_object_entry::get_input_section_index): New function.
1357 (Incremental_object_entry::shndx_): New data member.
1358 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1359 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1360 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1361 serial number.
1362 (Incremental_inputs::report_archive_begin): Likewise.
1363 (Incremental_inputs::report_object): Likewise.
1364 (Incremental_inputs::report_script): Likewise.
1365 (class Incremental_global_symbol_reader): New class.
1366 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1367 and store flags and input file type.
1368 (Incremental_input_entry_reader::arg_serial): New function.
1369 (Incremental_input_entry_reader::type): Extract type from flags.
1370 (Incremental_input_entry_reader::is_in_system_directory): New function.
1371 (Incremental_input_entry_reader::get_input_section_count): Call
1372 accessor function for type.
1373 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1374 function for type; adjust size of global symbol entry.
1375 (Incremental_input_entry_reader::get_global_symbol_count): Call
1376 accessor function for type.
1377 (Incremental_input_entry_reader::get_object_count): Likewise.
1378 (Incremental_input_entry_reader::get_object_offset): Likewise.
1379 (Incremental_input_entry_reader::get_member_count): Likewise.
1380 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1381 (Incremental_input_entry_reader::get_member_offset): Likewise.
1382 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1383 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1384 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1385 (Incremental_input_entry_reader::get_global_symbol_reader): New
1386 function.
1387 (Incremental_input_entry_reader::get_output_symbol_index): New
1388 function.
1389 (Incremental_input_entry_reader::type_): Remove.
1390 (Incremental_input_entry_reader::flags_): New data member.
1391 (Incremental_inputs_reader::input_file_offset): New function.
1392 (Incremental_inputs_reader::input_file_index): New function.
1393 (Incremental_inputs_reader::input_file): Call input_file_offset.
1394 (Incremental_inputs_reader::input_file_at_offset): New function.
1395 (Incremental_relocs_reader::get_r_type): Reformat.
1396 (Incremental_relocs_reader::get_r_shndx): Reformat.
1397 (Incremental_relocs_reader::get_r_offset): Reformat.
1398 (Incremental_relocs_reader::data): New function.
1399 (Incremental_binary::Incremental_binary): Initialize new data members.
1400 (Incremental_binary::check_inputs): Add cmdline parameter.
1401 (Incremental_binary::file_is_unchanged): Remove.
1402 (Input_reader::arg_serial): New function.
1403 (Input_reader::get_unused_symbol_count): New function.
1404 (Input_reader::get_unused_symbol): New function.
1405 (Input_reader::do_arg_serial): New function.
1406 (Input_reader::do_get_unused_symbol_count): New function.
1407 (Input_reader::do_get_unused_symbol): New function.
1408 (Incremental_binary::input_file_count): New function.
1409 (Incremental_binary::get_input_reader): Change signature to use
1410 index instead of filename.
1411 (Incremental_binary::file_has_changed): New function.
1412 (Incremental_binary::get_input_argument): New function.
1413 (Incremental_binary::get_library): New function.
1414 (Incremental_binary::get_script_info): New function.
1415 (Incremental_binary::init_layout): New function.
1416 (Incremental_binary::reserve_layout): New function.
1417 (Incremental_binary::output_file): New function.
1418 (Incremental_binary::do_check_inputs): New function.
1419 (Incremental_binary::do_file_is_unchanged): Remove.
1420 (Incremental_binary::do_file_has_changed): New function.
1421 (Incremental_binary::do_init_layout): New function.
1422 (Incremental_binary::do_reserve_layout): New function.
1423 (Incremental_binary::do_input_file_count): New function.
1424 (Incremental_binary::do_get_input_reader): Change signature.
1425 (Incremental_binary::input_args_map_): New data member.
1426 (Incremental_binary::library_map_): New data member.
1427 (Incremental_binary::script_map_): New data member.
1428 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1429 new data members.
1430 (Sized_incremental_binary::output_section): New function.
1431 (Sized_incremental_binary::inputs_reader): Add const.
1432 (Sized_incremental_binary::symtab_reader): Add const.
1433 (Sized_incremental_binary::relocs_reader): Add const.
1434 (Sized_incremental_binary::got_plt_reader): Add const.
1435 (Sized_incremental_binary::get_symtab_view): New function.
1436 (Sized_incremental_binary::Inputs_reader): New typedef.
1437 (Sized_incremental_binary::Input_entry_reader): New typedef.
1438 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1439 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1440 (Sized_incremental_binary::do_file_has_changed): New function.
1441 (Sized_incremental_binary::do_init_layout): New function.
1442 (Sized_incremental_binary::do_reserve_layout): New function.
1443 (Sized_input_reader::Inputs_reader): Remove.
1444 (Sized_input_reader::Input_entry_reader): Remove.
1445 (Sized_input_reader::do_arg_serial): New function.
1446 (Sized_input_reader::do_get_unused_symbol_count): New function.
1447 (Sized_input_reader::do_get_unused_symbol): New function.
1448 (Sized_incremental_binary::do_input_file_count): New function.
1449 (Sized_incremental_binary::do_get_input_reader): Change signature;
1450 use index instead of filename.
1451 (Sized_incremental_binary::section_map_): New data member.
1452 (Sized_incremental_binary::input_entry_readers_): New data member.
1453 (class Sized_incr_relobj): New class.
1454 (class Sized_incr_dynobj): New class.
1455 (make_sized_incremental_object): New function.
1456 (class Incremental_library): New class.
1457 * layout.cc (Free_list::num_lists): New static data member.
1458 (Free_list::num_nodes): New static data member.
1459 (Free_list::num_removes): New static data member.
1460 (Free_list::num_remove_visits): New static data member.
1461 (Free_list::num_allocates): New static data member.
1462 (Free_list::num_allocate_visits): New static data member.
1463 (Free_list::init): New function.
1464 (Free_list::remove): New function.
1465 (Free_list::allocate): New function.
1466 (Free_list::dump): New function.
1467 (Free_list::print_stats): New function.
1468 (Layout_task_runner::run): Resize output file for incremental updates.
1469 (Layout::Layout): Initialize new data members.
1470 (Layout::set_incremental_base): New function.
1471 (Layout::init_fixed_output_section): New function.
1472 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1473 incremental updates.
1474 (Layout::create_gold_note): Do not create gold note section for
1475 incremental updates.
1476 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1477 for incremental updates.
1478 (Layout::set_section_offsets): For incremental updates, allocate space
1479 from free list.
1480 (Layout::create_symtab_sections): Layout with offsets relative to
1481 start of section; for incremental updates, allocate space from free
1482 list.
1483 (Layout::create_shdrs): For incremental updates, allocate space from
1484 free list.
1485 (Layout::finish_dynamic_section): For incremental updates, do not
1486 check --as-needed (fixed in subsequent patch).
1487 * layout.h (class Free_list): New class.
1488 (Layout::set_incremental_base): New function.
1489 (Layout::incremental_base): New function.
1490 (Layout::init_fixed_output_section): New function.
1491 (Layout::allocate): New function.
1492 (Layout::incremental_base_): New data member.
1493 (Layout::free_list_): New data member.
1494 * main.cc (main): Print Free_list statistics.
1495 * object.cc (Relobj::finalize_incremental_relocs): Add
1496 clear_counts parameter; clear counts only when clear_counts is set.
1497 (Sized_relobj::Sized_relobj): Initialize new base class.
1498 (Sized_relobj::do_layout): Don't report special sections.
1499 (Sized_relobj::do_for_all_local_got_entries): New function.
1500 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1501 symtab_off to all symbol table offsets.
1502 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1503 * object.h (class Got_offset_list): Move to top of file.
1504 (Object::Object): Allow case where input_file == NULL.
1505 (Object::~Object): Likewise.
1506 (Object::input_file): Assert that input_file != NULL.
1507 (Object::lock): Allow case where input_file == NULL.
1508 (Object::unlock): Likewise.
1509 (Object::is_locked): Likewise.
1510 (Object::token): Likewise.
1511 (Object::release): Likewise.
1512 (Object::is_incremental): New function.
1513 (Object::get_mtime): New function.
1514 (Object::for_all_local_got_entries): New function.
1515 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1516 (Object::set_is_in_system_directory): New function.
1517 (Object::is_in_system_directory): New function.
1518 (Object::do_is_incremental): New function.
1519 (Object::do_get_mtime): New function.
1520 (Object::do_for_all_local_got_entries): New function.
1521 (Object::is_in_system_directory_): New data member.
1522 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1523 (class Sized_relobj_base): New class.
1524 (class Sized_relobj): Derive from Sized_relobj_base.
1525 (class Sized_relobj::Symbols): Redeclare from base class.
1526 (class Sized_relobj::local_got_offset_list): Remove.
1527 (class Sized_relobj::Output_sections): Redeclare from base class.
1528 (class Sized_relobj::do_for_all_local_got_entries): New function.
1529 (class Sized_relobj::write_local_symbols): Add offset parameter.
1530 (class Sized_relobj::local_symbol_offset_): Update comment.
1531 (class Sized_relobj::local_dynsym_offset_): Update comment.
1532 * options.cc (Input_arguments::add_file): Remove const.
1533 * options.h (Input_file_argument::Input_file_argument):
1534 Initialize arg_serial_ (all constructors).
1535 (Input_file_argument::set_arg_serial): New function.
1536 (Input_file_argument::arg_serial): New function.
1537 (Input_file_argument::arg_serial_): New data member.
1538 (Input_arguments::Input_arguments): Initialize file_count_.
1539 (Input_arguments::add_file): Remove const.
1540 (Input_arguments::number_of_input_files): New function.
1541 (Input_arguments::file_count_): New data member.
1542 (Command_line::number_of_input_files): Call
1543 Input_arguments::number_of_input_files.
1544 * output.cc (Output_segment_headers::Output_segment_headers):
1545 Set current size.
1546 (Output_section::Input_section::current_data_size): New function.
1547 (Output_section::Output_section): Initialize new data members.
1548 (Output_section::add_input_section): Don't do merge sections for
1549 an incremental link; allocate space from free list for an
1550 incremental update.
1551 (Output_section::add_output_section_data): Allocate space from
1552 free list for an incremental update.
1553 (Output_section::update_data_size): New function.
1554 (Output_section::set_fixed_layout): New function.
1555 (Output_section::reserve): New function.
1556 (Output_segment::set_section_addresses): Remove const.
1557 (Output_segment::set_section_list_addresses): Remove const; allocate
1558 space from free list for an incremental update.
1559 (Output_segment::set_offset): Adjust size of RELRO segment for an
1560 incremental update.
1561 * output.h (Output_data::current_data_size): Move here from
1562 child classes.
1563 (Output_data::pre_finalize_data_size): New function.
1564 (Output_data::update_data_size): New function.
1565 (Output_section_headers::update_data_size): new function.
1566 (Output_section_data_build::current_data_size): Move to Output_data.
1567 (Output_data_strtab::update_data_size): New function.
1568 (Output_section::current_data_size): Move to Output_data.
1569 (Output_section::set_fixed_layout): New function.
1570 (Output_section::has_fixed_layout): New function.
1571 (Output_section::reserve): New function.
1572 (Output_section::update_data_size): New function.
1573 (Output_section::has_fixed_layout_): New data member.
1574 (Output_section::free_list_): New data member.
1575 (Output_segment::set_section_addresses): Remove const.
1576 (Output_segment::set_section_list_addresses): Remove const.
1577 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1578 New function.
1579 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1580 New function.
1581 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1582 parameter when calling Add_symbols constructor; store argument
1583 serial number for members of a lib group.
1584 (Add_symbols::locks): Allow case where token == NULL.
1585 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1586 (Read_member::~Read_member): New function.
1587 (Read_member::is_runnable): New function.
1588 (Read_member::locks): New function.
1589 (Read_member::run): New function.
1590 (Check_script::~Check_script): New function.
1591 (Check_script::is_runnable): New function.
1592 (Check_script::locks): New function.
1593 (Check_script::run): New function.
1594 (Check_library::~Check_library): New function.
1595 (Check_library::is_runnable): New function.
1596 (Check_library::locks): New function.
1597 (Check_library::run): New function.
1598 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1599 (Add_symbols::library_): New data member.
1600 (class Read_member): New class.
1601 (class Check_script): New class.
1602 (class Check_library): New class.
1603 * reloc.cc (Read_relocs::is_runnable): Allow case where
1604 token == NULL.
1605 (Read_relocs::locks): Likewise.
1606 (Scan_relocs::locks): Likewise.
1607 (Relocate_task::locks): Likewise.
1608 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1609 to clear counters.
1610 (Sized_relobj::incremental_relocs_scan): Fix comment.
1611 (Sized_relobj::do_relocate): Pass output file offset to
1612 write_local_symbols.
1613 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1614 from class declaration.
1615 * script.cc (read_input_script): Allocate Script_info; pass
1616 argument serial number to report_script.
1617 * script.h (class Script_info): Move to incremental.h.
1618 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1619 * symtab.h (Symbol_table::add_from_incrobj): New function.
1620 (Symbol_table::set_file_offset): New function.
1621
b961d0d7
CC		 16222011-04-05 Cary Coutant <ccoutant@google.com>
1623
1624 * incremental-dump.cc (dump_incremental_inputs): Change signature
1625 to take a Sized_incremental_binary; change caller. Use readers
1626 in Sized_incremental_binary.
1627 * incremental.cc
1628 (Sized_incremental_binary::find_incremental_inputs_sections):
1629 Rename do_find_incremental_inputs_sections to this.
1630 (Sized_incremental_binary::setup_readers): New function.
1631 (Sized_incremental_binary::do_check_inputs): Check
1632 has_incremental_info_ flag; move setup code to setup_readers;
1633 use input readers.
1634 (Sized_incremental_binary::do_file_is_unchanged): New function.
1635 (Sized_incremental_binary::do_get_input_reader): New function.
1636 * incremental.h (class Incremental_binary): Move to end of file.
1637 (Incremental_binary::file_is_unchanged): New function.
1638 (Incremental_binary::do_file_is_unchanged): New function.
1639 (Incremental_binary::Input_reader): New class.
1640 (Incremental_binary::get_input_reader): New function.
1641 (class Sized_incremental_binary): Move to end of file.
1642 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1643 input section reader classes.
1644 (Sized_incremental_binary::has_incremental_info): New function.
1645 (Sized_incremental_binary::inputs_reader): New function.
1646 (Sized_incremental_binary::symtab_reader): New function.
1647 (Sized_incremental_binary::relocs_reader): New function.
1648 (Sized_incremental_binary::got_plt_reader): New function.
1649 (Sized_incremental_binary::do_file_is_unchanged): New function.
1650 (Sized_incremental_binary::Sized_input_reader): New class.
1651 (Sized_incremental_binary::get_input_reader): New function.
1652 (Sized_incremental_binary::find_incremental_inputs_sections):
1653 Rename do_find_incremental_inputs_sections to this.
1654 (Sized_incremental_binary::setup_readers): New function.
1655 (Sized_incremental_binary::has_incremental_info_): New data member.
1656 (Sized_incremental_binary::inputs_reader_): New data member.
1657 (Sized_incremental_binary::symtab_reader_): New data member.
1658 (Sized_incremental_binary::relocs_reader_): New data member.
1659 (Sized_incremental_binary::got_plt_reader_): New data member.
1660 (Sized_incremental_binary::current_input_file_): New data member.
1661
a869183f
PP		 16622011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1663
1664 PR gold/12640
1665 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1666 violation.
1667
16682011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1669
1670 * archive.cc (Archive::include_member): Adjust call to report_object.
1671 (Add_archive_symbols::run): Add script_info to call to
1672 report_archive_begin.
1673 (Lib_group::include_member): Adjust call to report_object.
1674 (Add_lib_group_symbols::run): Adjust call to report_object.
1675 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1676 blocks. Add object count for script input files.
1677 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1678 script_info parameter; change all callers.
1679 (Incremental_inputs::report_object): Add script_info parameter;
1680 change all callers.
1681 (Incremental_inputs::report_script): Store backpointer to
1682 incremental info entry.
1683 (Output_section_incremental_inputs::set_final_data_size): Record
1684 additional information for scripts.
1685 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1686 * incremental.h (Incremental_script_entry::add_object): New function.
1687 (Incremental_script_entry::get_object_count): New function.
1688 (Incremental_script_entry::get_object): New function.
1689 (Incremental_script_entry::objects_): New data member; adjust
1690 constructor.
1691 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1692 (Incremental_inputs::report_object): Add script_info parameter.
1693 (Incremental_inputs_reader::get_object_count): New function.
1694 (Incremental_inputs_reader::get_object_offset): New function.
1695 * options.cc (Input_arguments::add_file): Return reference to
1696 new input argument.
1697 * options.h (Input_argument::set_script_info): New function.
1698 (Input_argument::script_info): New function.
1699 (Input_argument::script_info_): New data member; adjust all
1700 constructors.
1701 (Input_file_group::add_file): Return reference to new input argument.
1702 (Input_file_lib::add_file): Likewise.
1703 (Input_arguments::add_file): Likewise.
1704 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1705 * script.cc (Parser_closure::Parser_closure): Add script_info
1706 parameter; adjust all callers.
1707 (Parser_closure::script_info): New function.
1708 (Parser_closure::script_info_): New data member.
1709 (read_input_script): Report scripts earlier to incremental info.
1710 (script_add_file): Set script_info in Input_argument.
1711 (script_add_library): Likewise.
1712 * script.h (Script_options::Script_info): Rewrite class.
1713
a869183f 17142011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1715
1716 * archive.cc (Library_base::should_include_member): Move
1717 method here from class Archive.
1718 (Archive::Archive): Initialize base class.
1719 (Archive::should_include_member): Move to base class.
1720 (Archive::do_for_all_unused_symbols): New function.
1721 (Add_archive_symbols::run): Remove redundant access to
1722 incremental_inputs.
1723 (Lib_group::Lib_group): Initialize base class.
1724 (Lib_group::do_filename): New function.
1725 (Lib_group::include_member): Pass pointer to Lib_group to
1726 report_object.
1727 (Lib_group::do_for_all_unused_symbols): New function.
1728 (Add_lib_group_symbols::run): Report archive information for
1729 incremental links.
1730 * archive.h (class Library_base): New base class.
1731 (class Archive): Derive from Library_base.
1732 (Archive::filename): Move to base class.
1733 (Archive::set_incremental_info): Likewise.
1734 (Archive::incremental_info): Likewise.
1735 (Archive::Should_include): Likewise.
1736 (Archive::should_include_member): Likewise.
1737 (Archive::Armap_entry): Remove.
1738 (Archive::Unused_symbol_iterator): Remove.
1739 (Archive::unused_symbols_begin): Remove.
1740 (Archive::unused_symbols_end): Remove.
1741 (Archive::do_filename): New function.
1742 (Archive::do_get_mtime): New function.
1743 (Archive::do_for_all_unused_symbols): New function.
1744 (Archive::task_): Move to base class.
1745 (Archive::incremental_info_): Likewise.
1746 (class Lib_group): Derive from Library_base.
1747 (Lib_group::do_filename): New function.
1748 (Lib_group::do_get_mtime): New function.
1749 (Lib_group::do_for_all_unused_symbols): New function.
1750 (Lib_group::task_): Move to base class.
1751 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1752 function.
1753 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1754 function.
1755 * incremental.cc (Incremental_inputs::report_archive_begin):
1756 Use Library_base; call library's get_mtime; add incremental inputs
1757 entry before members.
1758 (class Unused_symbol_visitor): New class.
1759 (Incremental_inputs::report_archive_end): Use Library_base; use
1760 visitor class to record unused symbols; don't add incremental inputs
1761 entry after members.
1762 (Incremental_inputs::report_object): Use Library_base.
1763 * incremental.h
1764 (Incremental_archive_entry::Incremental_archive_entry): Remove
1765 unused Archive parameter.
1766 (Incremental_inputs::report_archive_begin): Use Library_base.
1767 (Incremental_inputs::report_archive_end): Likewise.
1768 (Incremental_inputs::report_object): Likewise.
1769 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1770 function.
1771 * object.h (Object::for_all_global_symbols): New function.
1772 (Object::do_for_all_global_symbols): New function.
1773 (Sized_relobj::do_for_all_global_symbols): New function.
1774 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1775 function.
1776 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1777 function.
1778
61ab3e40
ILT		 17792011-03-27 Ian Lance Taylor <iant@google.com>
1780
1781 * archive.cc (Archive::interpret_header): Return -1 if something
1782 goes wrong. Change callers accordingly.
1783
30e1f9e6
CC		 17842011-03-25 Cary Coutant <ccoutant@google.com>
1785
1786 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1787 * testsuite/Makefile.in: Regenerate.
1788
9c793f14
RÁE		 17892010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1790
1791 * plugin.cc (get_view): New.
1792 (Plugin::load): Pass get_view to the plugin.
1793 (Plugin_manager::get_view): New.
1794
9312bb0a
ILT		 17952011-03-21 Ian Lance Taylor <iant@google.com>
1796
1797 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1798 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1799
7e12ba9e
ST		 18002011-03-21 Sriraman Tallam <tmsriram@google.com>
1801
1802 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1803 Change == to -eq.
1804 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1805 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1806 Change == to -eq.
1807 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1808 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1809
fd7a005d
ILT		 18102011-03-14 Ian Lance Taylor <iant@google.com>
1811
1812 * script-sections.cc (Sort_output_sections::script_compare):
1813 Rename from is_before, change return type.
1814 (Sort_output_sections::operator()): Adjust accordingly.
1815
ed16fd1b
ILT		 18162011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1817
1818 PR gold/12572
1819 * testsuite/odr_violation2.cc: Add comment to make all error line
1820 numbers double digits.
1821 * testsuite/debug_msg.sh: Adjust expected errors.
1822
71ff8986
ILT		 18232011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1824
1825 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1826 but mark earlier ones as non-canonical
1827 (offset_to_iterator): Update search target and example
1828 (do_addr2line): Return extra lines in a vector*
1829 (format_file_lineno): Extract from do_addr2line
1830 (one_addr2line): Add vector* out-param
1831 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1832 when a lineno entry appeared last for its instruction
1833 (Dwarf_line_info): Add vector* out-param
1834 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1835 * symtab.cc (Odr_violation_compare): Include the lineno in the
1836 comparison again.
1837 (linenos_from_loc): New. Combine the canonical line for an
1838 address with its other lines.
1839 (True_if_intersect): New. Helper functor to make
1840 std::set_intersection a query.
1841 (detect_odr_violations): Compare sets of lines instead of just
1842 one line for each function. This became less deterministic, but
1843 has fewer false positives.
1844 * symtab.h: Declarations.
1845 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1846 mix an optimized and non-optimized object in the same binary
1847 (odr_violation2.so): Same.
1848 * testsuite/Makefile.in: Regenerate from Makefile.am.
1849 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1850 * testsuite/debug_msg.sh: Update line numbers and add
1851 assertions.
1852 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1853 non-optimized context.
1854 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1855 isn't inlined, and use OdrDerived in an optimized context.
1856 * testsuite/odr_header1.h: Defines OdrDerived, where
1857 optimization will change the
1858 first-instruction-in-the-destructor's file and line number.
1859 * testsuite/odr_header2.h: Defines OdrBase.
1860
a19fefdc
ILT		 18612011-03-09 Ian Lance Taylor <iant@google.com>
1862
1863 * fileread.cc (File_read::clear_views): Don't delete the whole
1864 file view.
1865
ecb351e9
ILT		 18662011-03-08 Ian Lance Taylor <iant@google.com>
1867
1868 PR gold/12525
1869 * fileread.cc: #include <climits>.
1870 (GOLD_IOV_MAX): Define.
1871 (File_read::read_multiple): Limit number of entries by iov_max.
1872 * fileread.h (class File_read): Always set max_readv_entries to
1873 128.
1874
b821d13c
ILT		 18752011-03-07 Ian Lance Taylor <iant@google.com>
1876
1877 PR gold/12525
1878 * options.h (class General_options): Add -dy and -dn.
1879
89243142
CC		 18802011-03-02 Cary Coutant <ccoutant@google.com>
1881
1882 * testsuite/script_test_9.t: Add TLS segment.
1883
d0773f31
ILT		 18842011-03-02 Simon Baldwin <simonb@google.com>
1885
1886 * configure.ac: Add check for gnu_indirect_function support in
1887 the toolchain building binutils.
1888 * configure: Rebuild.
1889
badc8139
RÁE		 18902010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1891
1892 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1893 plugin only symbols.
1894 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1895 in plugin files as not needed in the symbol table.
1896
4cf7a849
ST		 18972011-02-11 Sriraman Tallam <tmsriram@google.com>
1898
1899 * output.cc (Output_section::add_input_section): Delay fill
1900 generation for section ordering.
1901
b578bd7d
ILT		 19022011-02-09 Ian Lance Taylor <iant@google.com>
1903
1904 PR gold/12316
1905 * object.h (class Sized_relobj): Remove clear_local_symbols.
1906 * reloc.cc (Sized_relobj::do_relocate): Don't call
1907 clear_local_symbols.
1908
84ced98a
RÁE		 19092010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1910
1911 * plugin.cc (is_visible_from_outside): Return true for symbols
1912 in the -u option.
1913
55382fb7
ILT		 19142011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1915
1916 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1917 filename.
1918
4e271fff
ST		 19192011-02-02 Sriraman Tallam <tmsriram@google.com>
1920
1921 * icf.h (is_section_foldable_candidate): Change type of parameter
1922 to std::string.
1923 * icf.cc (Icf::find_identical_sections): Change type of local variable
1924 section_name to be std::string.
1925 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1926
d433c3ac
ILT		 19272011-01-25 Ian Lance Taylor <iant@google.com>
1928
1929 * script.cc (script_add_extern): Rewrite to use
1930 add_symbol_reference.
1931
880473a6
DK		 19322011-01-25 Doug Kwan <dougkwan@google.com>
1933
d433c3ac 1934 * icf.cc (get_section_contents): Always lock section's object.
880473a6 1935
f30f86fa
ILT		 19362011-01-24 Ian Lance Taylor <iant@google.com>
1937
1938 * options.h (class General_options): Accept
1939 --no-detect-odr-violations.
1940
8e51a0b9
ILT		 19412011-01-24 Ian Lance Taylor <iant@google.com>
1942
1943 * version.cc (version_string): Bump to 1.11.
1944
0f3b89d8
ILT		 19452011-01-24 Ian Lance Taylor <iant@google.com>
1946
1947 * plugin.cc (class Plugin_rescan): Define new class.
1948 (Plugin_manager::claim_file): Set any_claimed_.
1949 (Plugin_manager::save_archive): New function.
1950 (Plugin_manager::save_input_group): New function.
1951 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1952 necessary.
1953 (Plugin_manager::new_undefined_symbol): New function.
1954 (Plugin_manager::rescan): New function.
1955 (Plugin_manager::rescannable_defines): New function.
1956 (Plugin_manager::add_input_file): Set any_added_.
1957 * plugin.h (class Plugin_manager): define new fields rescannable_,
1958 undefined_symbols_, any_claimed_, and any_added_. Declare
1959 Plugin_rescan as friend. Declare new functions.
1960 (Plugin_manager::Rescannable): Define type.
1961 (Plugin_manager::Rescannable_list): Define type.
1962 (Plugin_manager::Undefined_symbol_list): Define type.
1963 (Plugin_manager::Plugin_manager): Initialize new fields.
1964 * archive.cc (Archive::defines_symbol): New function.
1965 (Add_archive_symbols::run): Pass archive to plugins if any.
1966 * archive.h (class Archive): Declare defines_symbol.
1967 * readsyms.cc (Input_group::~Input_group): New function.
1968 (Finish_group::run): Pass input_group to plugins if any.
1969 * readsyms.h (class Input_group): Declare destructor.
1970 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1971 any.
1972
3bb951e5
ILT		 19732011-01-10 Ian Lance Taylor <iant@google.com>
1974
1975 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1976 section as relro.
1977 (Layout::set_segment_offsets): Reset increase_relro before calling
1978 set_section_addresses a second time.
1979
0aa45fac
CC		 19802011-01-04 Cary Coutant <ccoutant@google.com>
1981
1982 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1983 sections before NOBITS sections.
1984
0db46eb4
L		 19852011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1986
1987 * version.cc (print_version): Update copyright to 2011.
1988
829c9745
CC		 19892010-12-23 Cary Coutant <ccoutant@google.com>
1990
1991 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1992 of OS to this->add. Add OD parameter to second form of the function.
1993
7500420b
ILT		 19942010-12-20 Ian Lance Taylor <iant@google.com>
1995
1996 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1997 second of two consecutive entries with same offset.
1998
f8e9a930
RW		 19992010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2000
2001 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2002 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2003 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2004 to avoid unneeded links against $(LDADD).
2005 * testsuite/Makefile.in: Regenerate.
2006
2fbb4320
ILT		 20072010-12-15 Ian Lance Taylor <iant@google.com>
2008
2009 PR gold/12324
2010 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2011 for R_X86_64_32 and R_X86_64_PC32.
2012 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2013 ver_matching_def_pic.o.
2014 (ver_matching_def_pic.o): New target.
2015
fedb228d
RW		 20162010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2017
2018 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2019 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2020 Move definition before File_read::View member definitions.
2021 (File_read::View::~View): Initialize and hold lock before
2022 updating current_mapped_bytes.
2023
9b547ce6
RW		 20242010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2025
2026 * dwarf_reader.cc: Remove outdated comment.
2027 * gold-threads.cc: Fix typo in error message.
2028 * archive.cc: Fix typos in comments.
2029 * archive.h: Likewise.
2030 * arm-reloc-property.cc: Likewise.
2031 * arm-reloc-property.h: Likewise.
2032 * arm-reloc.def: Likewise.
2033 * arm.cc: Likewise.
2034 * attributes.h: Likewise.
2035 * cref.cc: Likewise.
2036 * ehframe.cc: Likewise.
2037 * fileread.h: Likewise.
2038 * gold.h: Likewise.
2039 * i386.cc: Likewise.
2040 * icf.cc: Likewise.
2041 * incremental.h: Likewise.
2042 * int_encoding.cc: Likewise.
2043 * layout.h: Likewise.
2044 * main.cc: Likewise.
2045 * merge.h: Likewise.
2046 * object.cc: Likewise.
2047 * object.h: Likewise.
2048 * options.cc: Likewise.
2049 * readsyms.cc: Likewise.
2050 * reduced_debug_output.cc: Likewise.
2051 * reloc.cc: Likewise.
2052 * script-sections.cc: Likewise.
2053 * sparc.cc: Likewise.
2054 * symtab.h: Likewise.
2055 * target-reloc.h: Likewise.
2056 * target.cc: Likewise.
2057 * target.h: Likewise.
2058 * timer.cc: Likewise.
2059 * timer.h: Likewise.
2060 * x86_64.cc: Likewise.
2061
83e17bd5
CC		 20622010-12-09 Cary Coutant <ccoutant@google.com>
2063
2064 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2065 stack.
2066 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2067 parameter; change all callers.
2068 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2069 * options.h (warn_execstack): New option.
2070
017257f8
DK		 20712010-12-07 Doug Kwan <dougkwan@google.com>
2072
2073 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2074 like function call relocations.
2075
c20cbc06
ILT		 20762010-12-07 Ian Lance Taylor <iant@google.com>
2077
2078 * archive.cc (Archive::get_elf_object_for_member): Permit
2079 punconfigured to be NULL.
2080 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2081 (Archive::include_member): Pass NULL to get_elf_object_for_member
2082 if we searched for the archive and this is the first included
2083 object.
2084
4dbfafcc
ILT		 20852010-12-01 Ian Lance Taylor <iant@google.com>
2086
2087 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2088 track_relocs_type_ field.
2089 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2090 Set track_relocs_type_.
2091 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2092 contents when using RELA relocs.
2093 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2094 reloc_map_.
2095 * reloc.cc (Track_relocs::next_addend): New function.
2096 * reloc.h (class Track_relocs): Declare next_addend.
2097
e5e19edd
ILT		 20982010-12-01 Ian Lance Taylor <iant@google.com>
2099
2100 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2101 virtual destructor.
2102
9a5ce24c
ILT		 21032010-12-01 Ian Lance Taylor <iant@google.com>
2104
2105 * README: Update compilers known to work and fail.
2106
c7791212
NC		 21072010-11-23 Matthias Klose <doko@ubuntu.com>
2108
2109 * configure.in: For --enable-gold, handle value `default' instead of
2110 `both*'. Always install ld as ld.bfd, install as ld if gold is
2111 not the default.
2112 * configure: Regenerate.
2113
0ad220c9
DK		 21142010-11-18 Doug Kwan <dougkwan@google.com>
2115
2116 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2117 and right_alignment to be zero. Store result alignment only if it is
2118 greater than existing alignment.
2119
ab8056e0
CC		 21202010-11-16 Cary Coutant <ccoutant@google.com>
2121
2122 PR gold/12220
2123 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2124 Check for ".zdebug_line".
2125
fd064a5b
CC		 21262010-11-16 Doug Kwan <dougkwan@google.com>
2127 Cary Coutant <ccoutant@google.com>
2128
2129 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2130 by reference; adjust all callers.
2131 * output.cc (Output_segment::set_section_addresses): Adjust references
2132 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2133 list is empty.
2134 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2135 end at page boundary.
2136
6fc6ea19
CC		 21372010-11-16 Cary Coutant <ccoutant@google.com>
2138
2139 PR gold/12220
2140 * layout.cc (Layout::choose_output_section): Transform names of
2141 compressed sections even when using a script with a SECTIONS clause.
2142 (Layout::output_section_name): Remove code to transform
2143 compressed debug section names.
2144 * output.cc (Output_section::add_input_section): Use uncompressed
2145 section size when tracking input sections.
2146
95a2c8d6
RS		 21472010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2148
2149 * symtab.h (Symbol::NON_PIC_REF): Remove.
2150 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2151 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2152 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2153 (Symbol::use_plt_offset): Take a flags argument and pass it
2154 directly to needs_dynamic_reloc. Restrict check for undefined
2155 weak symbols to function calls.
2156 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2157 (Target_arm::Scan::global): Use it.
2158 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2159 (Target_arm::Relocate::relocate): Likewise.
2160 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2161 parameter with an r_type parameter. Use get_reference_flags
2162 to get the flags.
2163 (Target_arm::Relocate::relocate): Update accordingly.
2164 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2165 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2166 (Target_i386::Scan::global): Likewise.
2167 (Target_i386::Relocate::relocate): Likewise.
2168 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2169 parameter with an r_type parameter. Use get_reference_flags
2170 to get the flags.
2171 (Target_i386::Relocate::relocate): Update accordingly.
2172 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2173 (Target_powerpc::Scan::global): Use it.
2174 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2175 (Target_powerpc::Relocate::relocate): Likewise.
2176 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2177 (Target_sparc::Scan::global): Use it.
2178 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2179 (Target_sparc::Relocate::relocate): Likewise.
2180 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2181 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2182 (Target_x86_64::Scan::global): Likewise.
2183 (Target_x86_64::Relocate::relocate): Likewise.
2184
f625ae50
DK		 21852010-11-08 Doug Kwan <dougkwan@google.com>
2186 Cary Coutant <ccoutant@google.com>
2187
2188 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2189 (Arm_exidx_merge_section::section_contents_): New data member.
2190 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2191 (Arm_input_section::~Arm_input_section): De-allocate memory.
2192 (Arm_input_section::original_contents_): New data member.
2193 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2194 in parameters instead of calling Object::section_contents without
2195 locking.
2196 (Arm_output_section::group_section): New parameter TASK. Pass it
2197 to callees that need locking objects.
2198 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2199 to lock EXIDX input sections. Fix a formatting issue. Call
2200 Arm_exidx_merged_section::build_contents to create merged section
2201 contents.
2202 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2203 to lock object of stub table owner.
2204 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2205 TEXT_SIZE to initialize data member TEXT_SIZE_.
2206 (Arm_exidx_input_section::addralign): Fix typo in comment.
2207 (Arm_exidx_input_section::text_size): New method.
2208 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2209 that require locking objects. Lock objects before scanning for stubs
2210 and updating local symbols.
2211 (Arm_input_section<big_endian>::init): Copy contents of original
2212 input section.
2213 (Arm_input_section<big_endian>::do_write): Use saved contents of
2214 original input section instead of calling Object::section_contents
2215 without locking.
2216 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2217 size without calling Object::section_size().
2218 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2219 for size. Allocate a buffer for merged EXIDX entries.
2220 (Arm_exidx_merged_section::build_contents): New method.
2221 (Arm_exidx_merged_section::do_write): Move merge section contents
2222 building code to Arm_exidx_merged_section::build_contetns. Write
2223 out contetns in buffer instead of building it on the fly.
2224 (Arm_relobj::make_exidx_input_section): Also pass text section size
2225 to Arm_exidx_input_section constructor.
2226 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2227 (Arm_dynobj::do_read_symbols): Fix memory leak.
2228 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2229 * target.h: (class Task): Add forward declaration.
2230 (Target::relax): Add new parameter TASK and pass it to
2231 Target::do_relax().
2232 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2233
5f9bcf58
CC		 22342010-11-05 Cary Coutant <ccoutant@google.com>
2235
2236 PR gold/10708
2237 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2238 object when reading from the file.
2239 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2240 second layout pass.
2241 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2242 when reading section contents.
2243 (get_section_contents): Likewise.
2244 (icf::find_identical_sections): Likewise.
2245 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2246 object when reading from the file.
2247 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2248 the object when doing deferred section layout.
2249
e597fa08
NC		 22502010-11-03 Nick Clifton <nickc@redhat.com>
2251
2252 PR gold/12001
2253 * script.h (class Symbol_assignment: name): New member. Returns
2254 the name of the symbol.
2255 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2256 Returns true if the given symbol name is on the list of
2257 assignments wating to be processed.
2258 * archive.cc (should_incldue_member): If the symbol is undefined,
2259 check to see if it is on the list of symbols pending assignment.
2260
3f9a3278
ILT		 22612010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2262
2263 * script-sections.cc (Script_sections::find_memory_region): Check
2264 for a NULL output section pointer.
2265
d06fb4d1
DK		 22662010-10-29 Doug Kwan <dougkwan@google.com>
2267
2268 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2269 Output_section::add_relaxed_input_section.
2270 * output.cc (Output_section::add_relaxed_input_section): Add new
2271 arguments LAYOUT and NAME. Set section order index.
2272 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2273 Copy section order index.
2274 * output.h (Output_section::add_relaxed_input_section): Add new
2275 arguments LAYOUT and NAME.
2276
90e24de5
ILT		 22772010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2278
2279 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2280 NATIVE_OR_CROSS_LINKER.
2281 * testsuite/Makefile.in: Regenerate.
2282
c9484ea5
DK		 22832010-10-20 Doug Kwan <dougkwan@google.com>
2284
2285 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2286 without SHF_LINK_ORDER flags.
2287 * layout.cc (Layout::choose_output_section): Do not filter
2288 SHF_LINK_ORDER flag in a relocatable link.
2289
5bc2f5be
CC		 22902010-10-17 Cary Coutant <ccoutant@google.com>
2291
2292 * output.h (Output_segment::set_section_addresses): Change function
2293 signature. Update all callers.
2294 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2295 sections.
2296 (Output_segment::set_section_addresses): Align after last TLS
2297 section. Add padding before last relro section instead of after.
2298
0c91cf04
DK		 22992010-10-17 Doug Kwan <dougkwan@google.com>
2300
2301 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2302 GOT output section to be writable.
2303
8c21d9d3
CC		 23042010-10-14 Cary Coutant <ccoutant@google.com>
2305
2306 * debug.h (DEBUG_INCREMENTAL): New flag.
2307 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2308 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2309 mode.
2310 * incremental.cc (report_command_line): Ignore all forms of
2311 --incremental.
2312 * layout.cc (Layout::Layout): Check parameters for incremental link
2313 mode.
2314 * options.cc (General_options::parse_incremental): New function.
2315 (General_options::parse_no_incremental): New function.
2316 (General_options::parse_incremental_full): New function.
2317 (General_options::parse_incremental_update): New function.
2318 (General_options::incremental_mode_): New data member.
2319 (General_options::finalize): Check incremental_mode_.
2320 * options.h (General_options): Update help text for --incremental.
2321 Add --no-incremental, --incremental-full, --incremental-update.
2322 (General_options::Incremental_mode): New enum type.
2323 (General_options::incremental_mode): New function.
2324 (General_options::incremental_mode_): New data member.
2325 * parameters.cc (Parameters::incremental_mode_): New data member.
2326 (Parameters::set_options): Set incremental_mode_.
2327 (Parameters::set_incremental_full): New function.
2328 (Parameters::incremental): New function.
2329 (Parameters::incremental_update): New function.
2330 (set_parameters_incremental_full): New function.
2331 * parameters.h (Parameters::set_incremental_full): New function.
2332 (Parameters::incremental): New function.
2333 (Parameters::incremental_update): New function.
2334 (Parameters::incremental_mode_): New data member.
2335 (set_parameters_incremental_full): New function.
2336 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2337 incremental link mode.
2338 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2339 (Sized_relobj::do_relocate_sections): Likewise.
2340 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2341 option.
2342 * testsuite/Makefile.in: Regenerate.
2343 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2344
bb32aa18 23452010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2346
2347 * script-sections.h (class Script_sections): Make
2348 Sections_elements typedef public.
2349 * script-sections.cc (class Sort_output_sections): Add elements_
2350 field. Add constructor which sets it; change all callers.
2351 (Sort_output_sections::is_before): New function.
2352 (Sort_output_sections::operator()): Call is_before.
2353 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2354 conditional.
2355 * testsuite/script_test_10.sh: New test. Test script section
2356 order.
2357 * testsuite/script_test_10.t: Likewise.
2358 * testsuite/script_test_10.s: Likewise.
2359 * testsuite/Makefile.am: Wrap the cross linker tests and the
2360 common tests into NATIVE_OR_CROSS_LINKER.
2361 (check_SCRIPTS): Add script_test_10.sh.
2362 (check_DATA): Add script_test_10.stdout.
2363 (script_test_10.o, script_test_10): New targets.
2364 (script_test_10.stdout): New target.
2365 * configure, testsuite/Makefile.in: Regenerate.
2366
3cef7179
ILT		 23672010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2368
2369 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2370 error for the deprecated relocations.
2371 (Target_arm::Scan::global): Likewise.
2372 (Target_arm::Relocate::relocate): Likewise.
2373
7411e9a8
RS		 23742010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2375
2376 * fileread.cc (Input_file::find_file): Initialize *found_name
2377 and *namep when using the fallback search for case 4.
2378
6a9da32a
CC		 23792010-10-11 Cary Coutant <ccoutant@google.com>
2380
2381 * options.h (class General_options): Redefine -z lazy as an alias for
2382 the negation of -z now.
2383
ac897c20
ILT		 23842010-10-11 Ian Lance Taylor <iant@google.com>
2385
2386 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2387 binding.
2388
ea5cae92
NC		 23892010-10-06 Nick Clifton <nickc@redhat.com>
2390
2391 * script-sections.cc(class Memory_region): Remove
2392 current_lma_offset_ field. Rename current_vma_offset_ to
2393 current_offset_. Add last_section_ field.
2394 (Memory_region::get_current_vma_address): Rename to
2395 get_current_address.
2396 (Memory_region::get_current_lma_address): Delete.
2397 (Memory_region::increment_vma_offset): Rename to
2398 increment_offset.
2399 (Memory_region::increment_lma_offset): Delete.
2400 (Memory_region::attributes_compatible): New method. Returns
2401 true if the provided section is compatible with the region.
2402 (Memory_region::get_last_section): New method. Returns the last
2403 section to use the region.
2404 (Memory_region::set_last_section): New method. Stores the last
2405 section to use the region.
2406 (Script_sections::block_in_region): New method. Returns true if
2407 a block of memory is contained within a region.
2408 (Script_sections::find_memory_region): New method. Locates a
2409 memory region to be used to set a VMA or LMA address.
2410 (Output_section_definition::set_section_addresses): Add code to
2411 check for addresses set by memory regions.
2412 (Output_segment::set_section_addresses): Remove memory region
2413 walking code.
2414 (Script_sections::create_segment): Add a warning if a header
2415 segment is created outside of any region.
2416 * script-sections.h (class Script_sections): Add prototypes for
2417 find_memory_region and block_in_region methods.
2418 * testsuite/memory_test.s: Use .long instead of .word.
2419 * testsuite/memory_test.t: Add some more output sections.
2420 * testsuite/memory_test.sh: Update expected output.
2421
a9bfd952
DK		 24222010-10-02 Doug Kwan <dougkwan@google.com>
2423
2424 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2425 defintion to symtab.h
2426 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2427 declaration to defintion.
2428
bacff3ab
NC		 24292010-10-01 Nick Clifton <nickc@redhat.com>
2430
2431 * expression.cc (eval): Replace dummy argument with NULL.
2432 (eval_maybe_dot): Check for a NULL result section pointer.
2433 (Symbol_expression::value): Likewise.
2434 (Dot_expression::value): Likewise.
2435 (BINARY_EXPRESSION): Likewise.
2436 (Max_expression::value): Likewise.
2437 (Min_expression::value): Likewise.
2438 (Absolute_expression::value): Likewise.
2439 (Addr_expression::value_from_output_section): Likewise.
2440 (Loaddddr_expression::value_from_output_section): Likewise.
2441 (Segment_start_expression::value): Likewise.
2442 * script-sections.cc
2443 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2444 argument with NULL.
2445 (Sections_elememt_dot_assignment::set_section_addresses):
2446 Likewise.
2447 (Output_data_expression::do_write_to_buffer): Likewise.
2448 (Output_section_definition::finalize_symbols): Likewise.
2449 (Output_section_definition::set_section_addresses): Likewise.
2450
f81bc8b5
DK		 24512010-09-30 Doug Kwan <dougkwan@google.com>
2452
2453 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2454
c95e9f27
ST		 24552010-09-28 Sriraman Tallam <tmsriram@google.com>
2456
2457 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2458 function.
c95e9f27
ST		 2459 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2460 virtual function.
2461 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2462 virtual function.
2463 * icf.cc (get_section_contents): Inline merge sections only when
2464 target allows it.
2465
3cac54d2
RW		 24662010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2467
2468 * configure: Regenerate.
2469
2904037a
ILT		 24702010-09-17 Ian Lance Taylor <iant@google.com>
2471
2472 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2473 * testsuite/Makefile.am (memory_test.o): New target.
2474 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2475 memory_test.t.
2476 * testsuite/Makefile.in: Rebuild.
2904037a 2477
bca7fb63
DK		 24782010-09-17 Doug Kwan <dougkwan@google.com>
2479
2480 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2481 defintion if relocation uses GOT entries of the symbol.
2482 * testsuite/icf_safe_test.sh: Fix test.
2483 * testsuite/icf_safe_so_test.sh: Fix test.
2484
4ef28648
CC		 24852010-09-16 Cary Coutant <ccoutant@google.com>
2486
2487 * script_sections.cc (class Memory_region): Remove "NULL" from
2488 vector initializations.
2489
793990de
CC		 24902010-09-15 Cary Coutant <ccoutant@google.com>
2491
2492 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2493 Resolve forwarding symbols.
2494
81e015e2
DK		 24952010-09-15 Doug Kwan <dougkwan@google.com>
2496
2497 * gold/testsuite/script_test_3.t: Add ARM special sections.
2498 * gold/testsuite/script_test_4.t: Same.
2499 * gold/testsuite/script_test_5.t: Same.
2500 * gold/testsuite/script_test_6.t: Same.
2501 * gold/testsuite/script_test_7.t: Same.
2502 * gold/testsuite/script_test_7.t: Same.
2503 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2504
36171d64
CC		 25052010-09-14 Cary Coutant <ccoutant@google.com>
2506
2507 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2508 (Target_x86_64::Relocate::relocate_tls): Replace check for
2509 saw_tls_block_reloc_ with test for executable section.
2510
d89051bd
CC		 25112010-09-12 Cary Coutant <ccoutant@google.com>
2512
2513 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2514 position-independent executables to shared libraries need dynamic
2515 relocations.
2516 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2517 position-independent executables.
2518 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2519 * testsuite/Makefile.in: Regenerate.
2520
fca41f0f
NC		 25212010-09-10 Nick Clifton <nickc@redhat.com>
2522
2523 PR gold/11997
2524 * testsuite/memory_test.t: Discard any sections that are not
2525 needed.
2526
6695e4b3
L		 25272010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2528
2529 PR gold/11996
2530 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2531 "This::" to work around a bug in gcc 4.2.
2532
2533 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2534
0f72bf6f
RÁE		 25352010-09-09 Rafael Espindola <espindola@google.com>
2536
2537 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2538 sections with different PF_X flags in the same segment.
2539 (Layout::find_first_load_seg): Search all segments to find the first
2540 one.
2541 * options.h (rosegment): New.
2542
25432010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2544
05a79166 2545 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2546
aa98ff75
DK		 25472010-09-08 Doug Kwan <dougkwan@google.com>
2548
2549 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2550 (Arm_relobj::do_relocate_sections): Add new parameter for output
2551 file to match the parent.
2552 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2553 of local symbols instead of input values. Update code to track
2554 changes in gold::relocate_section.
2555 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2556 (Sized_relobj::compute_final_local_value_internal): New methods.
2557 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2558 body into private version of Sized_relobj::compute_final_local_value.
2559 Call the inline method.
2560 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2561 merged symbol value if there is one.
2562 (Symbol_value::has_output_value): New method defintiion.
2563 (Sized_relobj::Compute_final_local_value_status): New enum type.
2564 (Sized_relobj::compute_final_local_value): New methods.
2565 (Sized_relobj::compute_final_local_value_internal): New methods.
2566 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2567 and arm_cortex_a8.sh.
2568 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2569 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2570 New tests.
2571 * Makefile.in: Regenerate.
2572 * testsuite/arm_bl_out_of_range.s: Update test.
2573 * testsuite/thumb_bl_out_of_range.s: Ditto.
2574 * testsuite/thumb_blx_out_of_range.s: Ditto.
2575 * testsuite/arm_branch_out_of_range.sh: New file.
2576 * testsuite/arm_cortex_a8.sh: Ditto.
2577 * testsuite/arm_cortex_a8_b.s: Ditto.
2578 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2579 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2580 * testsuite/arm_cortex_a8_bl.s: Ditto.
2581 * testsuite/arm_cortex_a8_blx.s: Ditto.
2582 * testsuite/arm_cortex_a8_local.s: Ditto.
2583 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2584 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2585
05a79166
L		 25862010-09-08 Rafael Espindola <espindola@google.com>
2587
2588 * Makefile.am (memory_test.stdout): Run readelf with -W.
2589 * Makefile.in: Regenerate.
2590 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2591 64 bit output.
2592
33dbc701
RÁE		 25932010-09-08 Rafael Espindola <espindola@google.com>
2594
2595 * script-sections.cc (Script_sections::add_memory_region): Convert
2596 field precision to int.
2597 * script.cc (script_set_section_region, script_set_section_region):
2598 Convert field precision to int.
2599
731ca54a
RÁE		 26002010-09-08 Rafael Espindola <espindola@google.com>
2601
2602 * arm.cc (do_finalize_sections): Create the __exidx_start and
2603 __exdix_end symbols even when the section is missing.
2604
7f8cd844
NC		 26052010-09-08 Nick Clifton <nickc@redhat.com>
2606
2607 * README: Remove claim that MEMORY is not supported.
2608 * expression.cc (script_exp_function_origin)
2609 (script_exp_function_length): Move from here to ...
2610 * script.cc: ... here.
2611 (script_set_section_region, script_add_memory)
2612 (script_parse_memory_attr, script_include_directive): New
2613 functions.
2614 * script-sections.cc
2615 (class Memory_region): New class.
2616 (class Output_section_definition): Add set_memory_region,
2617 set_section_vma, set_section_lma and get_section_name methods.
2618 (class Script_Sections): Add add_memory_region,
2619 find_memory_region, find_memory_region_origin,
2620 find_memory_region_length and set_memory_region methods.
2621 Have set_section_addresses method walk the list of set memory
2622 regions.
2623 Extend the print methos to display memory regions.
2624 * script-sections.h: Add prototypes for new methods.
2625 Add enum for MEMORY region attributes.
2626 * yyscript.y: Add support for parsing MEMORY regions.
2627 * script-c.h: Add prototypes for new functions.
2628 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2629 * testsuite/Makefile.in: Regenerate.
2630 * testsuite/memory_test.sh: New script.
2631 * testsuite/memory_test.s: New assembler source file.
2632 * testsuite/memory_test.t: New linker script.
2633
a4649286
DK		 26342010-08-27 Doug Kwan <dougkwan@google.com>
2635
2636 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2637 reference override an existing dynamic weak reference.
2638 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2639 * testsuite/Makefile.in: Regenerate.
2640 * testsuite/dyn_weak_ref.sh: New file.
2641 * testsuite/dyn_weak_ref_1.c: Ditto.
2642 * testsuite/dyn_weak_ref_2.c: Ditto.
2643
b56648ad
ILT		 26442010-08-27 Ian Lance Taylor <iant@google.com>
2645
2646 * incremental.h (class Incremental_input_entry): Add virtual
2647 destructor.
2648
809313cb
ILT		 26492010-08-27 Ian Lance Taylor <iant@google.com>
2650
2651 * testsuite/start_lib_test_3.c: Mark t3 as used.
2652
11e32464
NC		 26532010-08-27 Nick Clifton <nickc@redhat.com>
2654
2655 * options.cc (version_script): Fix small typo in previous
2656 whitespace tidyup.
2657
ca09d69a
NC		 26582010-08-25 Nick Clifton <nickc@redhat.com>
2659
2660 * archive.cc: Formatting fixes: Remove whitespace between
2661 typename and following asterisk. Remove whitespace between
2662 function name and opening parenthesis.
2663 * archive.h: Likewise.
2664 * arm.cc: Likewise.
2665 * attributes.cc: Likewise.
2666 * attributes.h: Likewise.
2667 * common.cc: Likewise.
2668 * copy-relocs.cc: Likewise.
2669 * dirsearch.h: Likewise.
2670 * dynobj.cc: Likewise.
2671 * ehframe.cc: Likewise.
2672 * ehframe.h: Likewise.
2673 * expression.cc: Likewise.
2674 * fileread.cc: Likewise.
2675 * fileread.h: Likewise.
2676 * gc.h: Likewise.
2677 * gold-threads.cc: Likewise.
2678 * gold.cc: Likewise.
2679 * i386.cc: Likewise.
2680 * icf.h: Likewise.
2681 * incremental-dump.cc: Likewise.
2682 * incremental.cc: Likewise.
2683 * layout.cc: Likewise.
2684 * layout.h: Likewise.
2685 * main.cc: Likewise.
2686 * merge.cc: Likewise.
2687 * merge.h: Likewise.
2688 * object.cc: Likewise.
2689 * object.h: Likewise.
2690 * options.cc: Likewise.
2691 * options.h: Likewise.
2692 * output.cc: Likewise.
2693 * output.h: Likewise.
2694 * plugin.cc: Likewise.
2695 * plugin.h: Likewise.
2696 * powerpc.cc: Likewise.
2697 * reloc.cc: Likewise.
2698 * script-c.h: Likewise.
2699 * script-sections.cc: Likewise.
2700 * script.cc: Likewise.
2701 * stringpool.cc: Likewise.
2702 * symtab.cc: Likewise.
2703 * symtab.h: Likewise.
2704 * target.cc: Likewise.
2705 * timer.cc: Likewise.
2706 * timer.h: Likewise.
2707 * version.cc: Likewise.
2708 * x86_64.cc: Likewise.
2709
b8fa8750
NC		 27102010-08-24 Nick Clifton <nickc@redhat.com>
2711
2712 PR 11899
2713 * layout.cc (segment_precedes): Sort segments by their physical
2714 addresses, if they have been set.
2715
9919d93b
CC		 27162010-08-23 Cary Coutant <ccoutant@google.com>
2717
2718 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2719 symbols data.
2720 (Lib_group::include_member): Unlock object after deleting its
2721 symbols data.
2722 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2723 the bug fixed here.
2724
97b4be1c
CC		 27252010-08-19 Neil Vachharajani <nvachhar@google.com>
2726 Cary Coutant <ccoutant@google.com>
2727
2728 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2729 constructor, and set_blocker.
2730 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2731 readsyms_blocker_.
2732 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2733 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2734 * testsuite/Makefile.am (start_lib_test): New test case.
2735 * testsuite/Makefile.in: Regenerate.
2736 * testsuite/start_lib_test_main.c: New file.
2737 * testsuite/start_lib_test_1.c: New file.
2738 * testsuite/start_lib_test_2.c: New file.
2739 * testsuite/start_lib_test_3.c: New file.
2740
dd0b1884
ILT		 27412010-08-19 Ian Lance Taylor <iant@google.com>
2742
2743 * Makefile.in: Rebuild with automake 1.11.1.
2744 * aclocal.m4: Likewise.
2745 * testsuite/Makefile.in: Likewise.
2746
7223e9ca
ILT		 27472010-08-19 Ian Lance Taylor <iant@google.com>
2748
2749 PR 10893
2750 * i386.cc (class Output_data_plt_i386): Update declarations.
2751 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2752 local_ifuncs_ fields.
2753 (Target_i386::do_plt_section_for_global): New function.
2754 (Target_i386::do_plt_section_for_local): New function.
2755 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2756 parameter; change all callers. Initialize global_ifuncs_ and
2757 local_ifuncs_. If doing a static link define __rel_iplt_start and
2758 __rel_iplt_end.
2759 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2760 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2761 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2762 symbols.
2763 (Target_i386::make_plt_section): New function, broken out of
2764 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2765 (Target_i386::make_plt_entry): Call make_plt_section.
2766 (Target_i386::make_local_ifunc_plt_entry): New function.
2767 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2768 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2769 R_386_IRELATIVE to switch.
2770 (Target_i386::Scan::global): Likewise.
2771 (Target_i386::Relocate::relocate): Likewise.
2772 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2773 switch.
2774 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2775 (Target_x86_64::do_plt_section_for_global): New function.
2776 (Target_x86_64::do_plt_section_for_local): New function.
2777 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2778 parameter; change all callers. If doing a static link define
2779 __rela_iplt_start and __rela_iplt_end.
2780 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2781 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2782 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2783 to point to .plt.
2784 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2785 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2786 switch.
2787 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2788 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2789 R_X86_64_IRELATIVE to switch.
2790 (Target_x86_64::Scan::global): Likewise.
2791 (Target_x86_64::Relocate::relocate): Likewise.
2792 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2793 switch.
2794 * target.h (class Target): Add plt_section_for_global and
2795 plt_section_for_local functions. Add do_plt_section_for_global
2796 and do_plt_section_for_local virtual functions.
2797 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2798 clarifying comments.
2799 (Symbol::use_plt_offset): Handle IFUNC symbol.
2800 * object.cc (Sized_relobj::Sized_relobj): Initialize
2801 local_plt_offsets_.
2802 (Sized_relobj::local_has_plt_offset): New function.
2803 (Sized_relobj::local_plt_offset): New function.
2804 (Sized_relobj::set_local_plt_offset): New function.
2805 (Sized_relobj::do_count): Handle IFUNC symbol.
2806 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2807 a bit away from input_shndx_ field. Add set_is_func_symbol and
2808 is_ifunc_symbol functions.
2809 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2810 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2811 local_plt_offsets_ field.
2812 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2813 * output.h (class Output_section_data): Add non-const
2814 output_section function.
2815 (class Output_data_got): Update declarations.
2816 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2817 Add use_plt_offset parameter to global and local constructors.
2818 Change all callers. Change local_sym_index_ field to 31 bits.
2819 Change GSYM_CODE and CONSTANT_CODE accordingly.
2820 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2821 doing a static link don't set sh_link field.
2822 (Output_data_got::Got_entry::write): Use PLT offset if
2823 appropriate.
2824 (Output_data_got::add_global_plt): New function.
2825 (Output_data_got::add_local_plt): New function.
2826 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2827 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2828 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2829 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2830 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2831 IFUNC conditional.
2832 * testsuite/ifunc-sel.h: New file.
2833 * testsuite/ifuncmain1.c: New file.
2834 * testsuite/ifuncmain1vis.c: New file.
2835 * testsuite/ifuncmod1.c: New file.
2836 * testsuite/ifuncdep2.c: New file.
2837 * testsuite/ifuncmain2.c: New file.
2838 * testsuite/ifuncmain3.c: New file.
2839 * testsuite/ifuncmod3.c: New file.
2840 * testsuite/ifuncmain4.c: New file.
2841 * testsuite/ifuncmain5.c: New file.
2842 * testsuite/ifuncmod5.c: New file.
2843 * testsuite/ifuncmain6pie.c: New file.
2844 * testsuite/ifuncmod6.c: New file.
2845 * testsuite/ifuncmain7.c: New file.
2846 * configure, testsuite/Makefile.in: Rebuild.
2847
56f75c03
ILT		 28482010-08-18 Ian Lance Taylor <iant@google.com>
2849
2850 * incremental.cc
2851 (Output_section_incremental_inputs::write_input_files): Add cast
2852 to avoid signed/unsigned comparison warning.
2853 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2854
55455f89
CC		 28552010-08-12 Cary Coutant <ccoutant@google.com>
2856
2857 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2858
e2054bcb
ILT		 28592010-08-13 Ian Lance Taylor <iant@google.com>
2860
2861 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2862
74f67560
DK		 28632010-08-12 Cary Coutant <ccoutant@google.com>
2864 Doug Kwan <dougkwan@google.com>
2865
2866 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2867 defintion overrides non-weak undef, remember that the original undef
2868 is not weak.
2869 * symtab.cc (Symbol_table::sized_write_global): For undef without
2870 an original weak binding, set binding to global in output.
2871 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2872 * testsuite/Makefile.in: Regenerate.
2873 * testsuite/strong_ref_weak_def.sh: New file.
2874 * testsuite/strong_ref_weak_def_1.c: Ditto.
2875 * testsuite/strong_ref_weak_def_2.c: Ditto.
2876
d1238d12
CC		 28772010-08-12 Cary Coutant <ccoutant@google.com>
2878
2879 * testsuite/incremental_test.sh: Rewrite.
2880 * testsuite/incremental_test_1.c: Rewrite.
2881 * testsuite/incremental_test_2.c: Rewrite.
2882
0e70b911
CC		 28832010-08-12 Cary Coutant <ccoutant@google.com>
2884
2885 * arm.cc (Target_arm::got_size): Add const.
2886 (Target_arm::got_entry_count): New function.
2887 (Target_arm::plt_entry_count): New function.
2888 (Target_arm::first_plt_entry_offset): New function.
2889 (Target_arm::plt_entry_size): New function.
2890 (Output_data_plt_arm::entry_count): New function.
2891 (Output_data_plt_arm::first_plt_entry_offset): New function.
2892 (Output_data_plt_arm::get_plt_entry_size): New function.
2893 * i386.cc (Target_i386::got_size): Add const.
2894 (Target_i386::got_entry_count): New function.
2895 (Target_i386::plt_entry_count): New function.
2896 (Target_i386::first_plt_entry_offset): New function.
2897 (Target_i386::plt_entry_size): New function.
2898 (Output_data_plt_i386::entry_count): New function.
2899 (Output_data_plt_i386::first_plt_entry_offset): New function.
2900 (Output_data_plt_i386::get_plt_entry_size): New function.
2901 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2902 find_incremental_inputs_sections. Dump incremental_got_plt section.
2903 * incremental.cc: Include target.h.
2904 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2905 parameter. Adjust all callers. Find incremental_got_plt section.
2906 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2907 section.
2908 (Output_section_incremental_inputs::set_final_data_size): Calculate
2909 size of incremental_got_plt section.
2910 (Output_section_incremental_inputs::do_write): Write the
2911 incremental_got_plt section.
2912 (Got_plt_view_info): New struct.
2913 (Local_got_offset_visitor): New class.
2914 (Global_got_offset_visitor): New class.
2915 (Global_symbol_visitor_got_plt): New class.
2916 (Output_section_incremental_inputs::write_got_plt): New function.
2917 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2918 Add parameter. Adjust all callers.
2919 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2920 (Incremental_inputs::got_plt_section): New function.
2921 (Incremental_inputs::got_plt_section_): New data member.
2922 (Incremental_got_plt_reader): New class.
2923 * layout.cc (Layout::create_incremental_info_sections): Add the
2924 incremental_got_plt section.
2925 * object.h (Got_offset_list::get_list): New function.
2926 (Got offset_list::for_all_got_offsets): New function.
2927 (Sized_relobj::local_got_offset_list): New function.
2928 * powerpc.cc (Target_powerpc::got_size): Add const.
2929 (Target_powerpc::got_entry_count): New function.
2930 (Target_powerpc::plt_entry_count): New function.
2931 (Target_powerpc::first_plt_entry_offset): New function.
2932 (Target_powerpc::plt_entry_size): New function.
2933 (Output_data_plt_powerpc::entry_count): New function.
2934 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2935 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2936 * sparc.cc (Target_sparc::got_size): Add const.
2937 (Target_sparc::got_entry_count): New function.
2938 (Target_sparc::plt_entry_count): New function.
2939 (Target_sparc::first_plt_entry_offset): New function.
2940 (Target_sparc::plt_entry_size): New function.
2941 (Output_data_plt_sparc::entry_count): New function.
2942 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2943 (Output_data_plt_sparc::get_plt_entry_size): New function.
2944 * symtab.h (Symbol::got_offset_list): New function.
2945 (Symbol_table::for_all_symbols): New function.
2946 * target.h (Sized_target::got_entry_count): New function.
2947 (Sized_target::plt_entry_count): New function.
2948 (Sized_target::plt_entry_size): New function.
2949 * x86_64.cc (Target_x86_64::got_size): Add const.
2950 (Target_x86_64::got_entry_count): New function.
2951 (Target_x86_64::plt_entry_count): New function.
2952 (Target_x86_64::first_plt_entry_offset): New function.
2953 (Target_x86_64::plt_entry_size): New function.
2954 (Output_data_plt_x86_64::entry_count): New function.
2955 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2956 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2957
09ec0418
CC		 29582010-08-12 Cary Coutant <ccoutant@google.com>
2959
2960 * archive.cc: Include incremental.h.
2961 (Archive::Archive): Initialize incremental_info_.
2962 (Archive::include_member): Record archive members in incremental info.
2963 (Add_archive_symbols::run): Record begin and end of an archive in
2964 incremental info.
2965 (Lib_group::include_member): Record objects in incremental info.
2966 * archive.h (Incremental_archive_entry): Forward declaration.
2967 (Archive::set_incremental_info): New member function.
2968 (Archive::incremental_info): New member function.
2969 (Archive::Unused_symbol_iterator): New class.
2970 (Archive::unused_symbols_begin): New member function.
2971 (Archive::unused_symbols_end): New member function.
2972 (Archive::incremental_info_): New data member.
2973 * incremental-dump.cc (find_input_containing_global): New function.
2974 (dump_incremental_inputs): Dump new incremental info sections.
2975 * incremental.cc: Include symtab.h.
2976 (Output_section_incremental_inputs): New class.
2977 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2978 new incremental info sections.
2979 (Sized_incremental_binary::do_check_inputs): Likewise.
2980 (Incremental_inputs::report_archive): Remove.
2981 (Incremental_inputs::report_archive_begin): New function.
2982 (Incremental_inputs::report_archive_end): New function.
2983 (Incremental_inputs::report_object): New function.
2984 (Incremental_inputs::finalize_inputs): Remove.
2985 (Incremental_inputs::report_input_section): New function.
2986 (Incremental_inputs::report_script): Rewrite.
2987 (Incremental_inputs::finalize): Do nothing but finalize string table.
2988 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2989 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2990 (Incremental_inputs::create_data_sections): New function.
2991 (Incremental_inputs::relocs_entsize): New function.
2992 (Output_section_incremental_inputs::set_final_data_size): New function.
2993 (Output_section_incremental_inputs::do_write): New function.
2994 (Output_section_incremental_inputs::write_header): New function.
2995 (Output_section_incremental_inputs::write_input_files): New function.
2996 (Output_section_incremental_inputs::write_info_blocks): New function.
2997 (Output_section_incremental_inputs::write_symtab): New function.
2998 * incremental.h (Incremental_script_entry): Forward declaration.
2999 (Incremental_object_entry): Forward declaration.
3000 (Incremental_archive_entry): Forward declaration.
3001 (Incremental_inputs): Forward declaration.
3002 (Incremental_inputs_header_data): Remove.
3003 (Incremental_inputs_header): Remove.
3004 (Incremental_inputs_header_write): Remove.
3005 (Incremental_inputs_entry_data): Remove.
3006 (Incremental_inputs_entry): Remove.
3007 (Incremental_inputs_entry_write): Remove.
3008 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3009 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3010 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3011 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3012 Likewise.
3013 (Incremental_input_entry): New class.
3014 (Incremental_script_entry): New class.
3015 (Incremental_object_entry): New class.
3016 (Incremental_archive_entry): New class.
3017 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3018 (Incremental_inputs::report_inputs): Remove.
3019 (Incremental_inputs::report_archive): Remove.
3020 (Incremental_inputs::report_archive_begin): New function.
3021 (Incremental_inputs::report_archive_end): New function.
3022 (Incremental_inputs::report_object): Change prototype.
3023 (Incremental_inputs::report_input_section): New function.
3024 (Incremental_inputs::report_script): Change prototype.
3025 (Incremental_inputs::get_reloc_count): New function.
3026 (Incremental_inputs::set_reloc_count): New function.
3027 (Incremental_inputs::create_data_sections): New function.
3028 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3029 (Incremental_inputs::inputs_section): New function.
3030 (Incremental_inputs::symtab_section): New function.
3031 (Incremental_inputs::relocs_section): New function.
3032 (Incremental_inputs::get_stringpool): Add const.
3033 (Incremental_inputs::command_line): Add const.
3034 (Incremental_inputs::inputs): Remove.
3035 (Incremental_inputs::command_line_key): New function.
3036 (Incremental_inputs::input_file_count): New function.
3037 (Incremental_inputs::input_files): New function.
3038 (Incremental_inputs::relocs_entsize): New function.
3039 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3040 (Incremental_inputs::finalize_inputs): Remove.
3041 (Incremental_inputs::Input_info): Remove.
3042 (Incremental_inputs::lock_): Remove.
3043 (Incremental_inputs::inputs_): Change type.
3044 (Incremental_inputs::inputs_map_): Remove.
3045 (Incremental_inputs::current_object_entry_): New data member.
3046 (Incremental_inputs::inputs_section_): New data member.
3047 (Incremental_inputs::symtab_section_): New data member.
3048 (Incremental_inputs::relocs_section_): New data member.
3049 (Incremental_inputs::reloc_count_): New data member.
3050 (Incremental_inputs_reader): New class.
3051 (Incremental_symtab_reader): New class.
3052 (Incremental_relocs_reader): New class.
3053 * layout.cc (Layout::finalize): Move finalization of incremental info
3054 and creation of incremental info sections to follow finalization of
3055 symbol table. Set offsets for postprocessing sections.
3056 (Layout::create_incremental_info_sections): Call
3057 Incremental_inputs::create_data_sections. Add incremental symtab
3058 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3059 sections to layout after input sections.
3060 * layout.h (struct Timespec): Forward declaration.
3061 (Layout::incremental_inputs): Add const.
3062 (Layout::create_incremental_info_sections): Add parameter.
3063 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3064 * object.cc: Include incremental.h.
3065 (Relobj::finalize_incremental_relocs): New function.
3066 (Sized_relobj::do_layout): Record input sections in incremental info.
3067 * object.h (Object::output_section): New function.
3068 (Object::output_section_offset): Moved from Relobj.
3069 (Object::get_incremental_reloc_base): New function.
3070 (Object::get_incremental_reloc_count): New function.
3071 (Object::do_output_section): New function.
3072 (Object::do_output_section_offset): Moved from Relobj.
3073 (Object::do_get_incremental_reloc_base): New function.
3074 (Object::do_get_incremental_reloc_count): New function.
3075 (Object::Object): Initialize new data members.
3076 (Relobj::output_section): Renamed do_output_section and moved to
3077 protected.
3078 (Relobj::output_section_offset): Moved to Object.
3079 (Relobj::do_get_incremental_reloc_base): New function.
3080 (Relobj::do_get_incremental_reloc_count): New function.
3081 (Relobj::allocate_incremental_reloc_counts): New function.
3082 (Relobj::count_incremental_reloc): New function.
3083 (Relobj::finalize_incremental_relocs): New function.
3084 (Relobj::next_incremental_reloc_index): New function.
3085 (Relobj::reloc_counts_): New data member.
3086 (Relobj::reloc_bases_): New data member.
3087 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3088 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3089 (Sized_relobj::incremental_relocs_scan): New function.
3090 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3091 (Sized_relobj::incremental_relocs_write): New function.
3092 (Sized_relobj::incremental_relocs_write_reltype): New function.
3093 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3094 incremental link.
3095 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3096 archives and object files elsewhere.
3097 (Add_symbols::run): Report object files here.
3098 (Finish_group::run): Report end of archive at end of group.
3099 * reloc.cc: Include layout.h, incremental.h.
3100 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3101 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3102 (Sized_relobj::incremental_relocs_scan): New function.
3103 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3104 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3105 (Sized_relobj::incremental_relocs_write): New function.
3106 (Sized_relobj::incremental_relocs_write_reltype): New function.
3107 * script.cc (read_input_script): Rewrite test for incremental link.
3108 Change call to Incremental_inputs::report_script.
3109 * symtab.h (Symbol_table::first_global_index): New function.
3110 (Symbol_table::output_count): New function.
3111
ce0d1972
DK		 31122010-08-12 Doug Kwan <dougkwan@google.com>
3113
3114 * arm.cc (Target_arm::merge_object_attributes): Check command line
3115 options --no-wchar-size-warning and --no-enum-size-warning.
3116 * options.h (General_options): Add ld-compatible options
3117 --no-enum-size-warning and --no-wchar-size-warning.
3118
6e5710ce
ILT		 31192010-08-04 Ian Lance Taylor <iant@google.com>
3120
3121 * x86_64.cc (Target_x86_64::Scan::local): Use
3122 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3123 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3124 (Target_x86_64::Scan::global): Likewise.
3125 (Target_x86_64::Relocate::relocate): Likewise.
3126 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3127 Likewise.
3128
fef830db
CC		 31292010-08-03 Cary Coutant <ccoutant@google.com>
3130
3131 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3132 to reserve space in merged_strings vector. Keep total input size
3133 for stats.
3134 (Output_merge_string::do_print_merge_stats): Print total input size.
3135 * merge.h (Output_merge_string): Add input_size_ field.
3136 * stringpool.cc (Stringpool_template::string_length): Move
3137 implementations out of Stringpool_template class and place in
3138 stringpool.h.
3139 * stringpool.h (string_length): Move out of Stringpool_template.
3140
1e3811b0
ILT		 31412010-08-03 Ian Lance Taylor <iant@google.com>
3142
3143 PR 11712
3144 * layout.cc (relaxation_loop_body): If address of load segment is
3145 set, adjust address to include headers if possible.
3146
7af0c620
ILT		 31472010-08-03 Ian Lance Taylor <iant@google.com>
3148
3149 * version.cc (version_string): Bump to 1.10.
3150
22f0da72
ILT		 31512010-08-03 Ian Lance Taylor <iant@google.com>
3152
3153 PR 11805
3154 * layout.h (enum Output_section_order): Define.
3155 (class Layout): Update declarations.
3156 * layout.cc (Layout::get_output_section): Add order parameter.
3157 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3158 is_first_non_relro parameters. Change all callers.
3159 (Layout::choose_output_section): Likewise.
3160 (Layout::add_output_section_data): Likewise.
3161 (Layout::make_output_section): Likewise. Set order.
3162 (Layout::default_section_order): New function.
3163 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3164 * output.cc (Output_section::Output_section): Initialize order_.
3165 Don't initialize deleted fields.
3166 (Output_segment::Output_segment): Don't initialize deleted
3167 fields.
3168 (Output_segment::add_output_section_to_load): New function
3169 replacing add_output_section. Change all callers to call this or
3170 add_output_section_to_nonload.
3171 (Output_segment::add_output_section_to_nonload): New function.
3172 (Output_segment::remove_output_section): Rewrite.
3173 (Output_segment::add_initial_output_data): Likewise.
3174 (Output_segment::has_any_data_sections): Likewise.
3175 (Output_segment::is_first_section_relro): Likewise.
3176 (Output_segment::maximum_alignment): Likewise.
3177 (Output_segment::has_dynamic_reloc): New function replacing
3178 dynamic_reloc_count. Change all callers.
3179 (Output_segment::has_dynamic_reloc_list): New function replacing
3180 dynamic_reloc_count_list. Change all callers.
3181 (Output_segment::set_section_addresses): Rewrite.
3182 (Output_segment::set_offset): Rewrite.
3183 (Output_segment::find_first_and_last_list): Remove.
3184 (Output_segment::set_tls_offsets): Rewrite.
3185 (Output_segment::first_section_load_address): Likewise.
3186 (Output_segment::output_section_count): Likewise.
3187 (Output_segment::section_with_lowest_load_address): Likewise.
3188 (Output_segment::write_section_headers): Likewise.
3189 (Output_segment::print_sections_to_map): Likewise.
3190 * output.h (class Output_data): Remove dynamic_reloc_count_
3191 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3192 (Output_data::add_dynamic_reloc): Rewrite.
3193 (Output_data::has_dynamic_reloc): New function.
3194 (Output_data::dynamic_reloc_count): Remove.
3195 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3196 is_last_relro_, is_first_non_relro_, is_interp_,
3197 is_dynamic_linker_section_ fields. Add order and set_order
3198 functions. Remove is_relro_local, set_is_relro_local,
3199 is_last_relro, set_is_last_relro, is_first_non_relro,
3200 set_is_first_non_relro functions, is_interp, set_is_interp,
3201 is_dynamic_linker_section, and set_is_dynamic_linker_section
3202 functions.
3203 (class Output_segment): Change Output_data_list from std::list to
3204 std:;vector. Add output_lists_ field. Remove output_data_ and
3205 output_bss_ fields. Update declarations.
3206
3ff2ccb0
ILT		 32072010-08-02 Ian Lance Taylor <iant@google.com>
3208
3209 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3210 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3211 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3212
88a4108b
ILT		 32132010-08-02 Ian Lance Taylor <iant@google.com>
3214
3215 PR 11855
3216 * script.cc (Script_options::Script_options): Initialize
3217 symbol_definitions_ and symbol_references_.
3218 (Script_options::add_symbol_assignment): Update
3219 symbol_definitions_ and symbol_references_.
3220 (Script_options::add_symbol_reference): New function.
3221 (script_symbol): New function.
3222 * script.h (class Script_options): Add symbol_definitions_ and
3223 symbol_references_ fields.
3224 (Script_options::referenced_const_iterator): New type.
3225 (Script_options::referenced_begin): New function.
3226 (Script_options::referenced_end): New function.
3227 (Script_options::is_referenced): New function.
3228 (Script_options::any_unreferenced): New function.
3229 * script-c.h (script_symbol): Declare.
3230 * yyscript.y (exp): Call script_symbol.
3231 * symtab.cc: Include "script.h".
3232 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3233 Change all callers. Check symbols referenced by scripts.
3234 (Symbol_table::add_undefined_symbols_from_command_line): Add
3235 layout parameter. Change all callers.
3236 (Symbol_table::do_add_undefined_symbols_from_command_line):
3237 Likewise. Break out loop body. Check symbols referenced by
3238 scripts.
3239 (Symbol_table::add_undefined_symbol_from_command_line): New
3240 function broken out of
3241 do_add_undefined_symbols_from_command_line.
3242 * symtab.h (class Symbol_table): Update declarations.
3243 * archive.cc: Include "layout.h".
3244 (Archive::should_include_member): Add layout parameter. Change
3245 all callers. Check for symbol mentioned in expression.
3246 * archive.h (class Archive): Update declaration.
3247 * object.cc (Sized_relobj::do_should_include_member): Add layout
3248 parameter.
3249 * object.h (Object::should_include_member): Add layout parameter.
3250 Change all callers.
3251 (Object::do_should_include_member): Add layout parameter.
3252 (class Sized_relobj): Update declaration.
3253 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3254 parameter.
3255 * dynobj.h (class Sized_dynobj): Update declaration.
3256 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3257 layout parameter.
3258 * plugin.h (class Sized_pluginobj): Update declaration.
3259
5f1ab67a
ILT		 32602010-08-02 Ian Lance Taylor <iant@google.com>
3261
3262 PR 11866
3263 * output.cc (Output_segment::set_offset): Search for the first and
3264 last sections rather than assuming that the list is in order.
3265 (Output_segment::find_first_and_last_list): New function.
3266 * output.h (class Output_segment): Update declarations.
3267 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3268 (relro_strip_test_SOURCES): New variable.
3269 (relro_strip_test_DEPENDENCIES): New variable.
3270 (relro_strip_test_LDFLAGS): New variable.
3271 (relro_strip_test_LDADD): New variable.
3272 (relro_strip_test.so): New target.
3273
a8df5856
ILT		 32742010-08-02 Ian Lance Taylor <iant@google.com>
3275
3276 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3277 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3278 (Target_i386::got_tlsdesc_section): New function.
3279 (Target_i386::got_section): Create space for GOT entries for
3280 TLSDESC relocations.
3281 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3282 R_386_TLS_GOTDESC.
3283 (Target_i386::Scan::global): Likewise.
3284 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3285 using TLSDESC GOT.
3286 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3287 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3288 (Target_x86_64::got_tlsdesc_section): New function.
3289 (Target_x86_64::got_section): Create space for GOT entries for
3290 TLSDESC relocations.
3291 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3292 R_386_TLS_GOTDESC.
3293 (Target_x86_64::Scan::global): Likewise.
3294 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3295 using TLSDESC GOT.
3296
0c10a0a6
ILT		 32972010-08-02 Ian Lance Taylor <iant@google.com>
3298
3299 * testsuite/final_layout.sh: Use dc to convert from hex to
3300 decimal.
3301
41cbeecc
ST		 33022010-07-29 Sriraman Tallam <tmsriram@google.com>
3303
3304 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3305 paramter to the call to gold::gc_process_relocs.
3306 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3307 paramter to the call to gold::gc_process_relocs.
3308 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3309 parameter to the call to gold::gc_process_relocs.
3310 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3311 template parameter to the call to gold::gc_process_relocs.
3312 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3313 paramter to the call to gold::gc_process_relocs.
3314 * gc.h (get_embedded_addend_size): New function.
3315 (gc_process_relocs): Save the size of the reloc for use by ICF.
3316 * icf.cc (get_section_contents): Get the addend from the text section
3317 for SHT_REL relocation sections.
3318 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3319 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3320 * int_encoding.h (read_from_pointer): New overloaded function.
3321 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3322 * testsuite/icf_sht_rel_addend_test.sh: New file.
3323 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3324 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3325
6ea55b82
RW		 33262010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3327
3328 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3329 * Makefile.in: Regenerate.
3330 * testsuite/Makefile.in: Regenerate.
3331
9691462b
ILT		 33322010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3333
3334 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3335 * gold/testsuite/debug_msg.cc: Likewise.
3336 * gold/testsuite/odr_violation1.cc
3337 * gold/testsuite/odr_violation2.cc
3338
76897331
CC		 33392010-07-21 Cary Coutant <ccoutant@google.com>
3340
3341 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3342 string, and length fields.
3343 (Output_merge_string::Merged_strings_list): New type.
3344 (Output_merge_string::Merged_strings_lists): New typedef.
3345 (Output_merge_string): Replace merged_strings_ with
3346 merged_strings_lists_.
3347 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3348 Merged_strings_list per input object and section. Don't store pointer
3349 to the string. Don't store length with each merged string entry.
3350 (Output_merge_string::finalize_merged_data): Loop over list of merged
3351 strings lists. Recompute length of each merged string.
3352
78384e8f
CC		 33532010-07-15 Cary Coutant <ccoutant@google.com>
3354
3355 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3356 here.
3357
783659f9
ILT		 33582010-07-14 Ian Lance Taylor <iant@google.com>
3359
3360 * descriptors.cc (Descriptors::open): Report correct name in error
3361 message.
3362
131687b4
DK		 33632010-07-13 Doug Kwan <dougkwan@google.com>
3364
3365 * arm.cc (Arm_input_section::Arm_input_section): For a
3366 SHT_ARM_EXIDX section, always keeps the input sections.
3367 (Arm_input_section::set_exidx_section_link): New method.
3368 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3369 has_errors_ to false.
3370 (Arm_exidx_input_section::has_errors,
3371 Arm_exidx_input_section::set_has_errors): New methods.
3372 (Arm_exidx_input_section::has_errors_): New data member.
3373 (Arm_relobj::get_exidx_shndx_list): New method.
3374 (Arm_output_section::append_text_sections_to_list): Do not skip
3375 section without SHF_EXECINSTR.
3376 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3377 errors.
3378 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3379 section header. Make error messages more verbose. Check for
3380 a non-executable section linked to an EXIDX section.
3381 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3382 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3383 check that there is no deferred EXIDX section if we exit early.
3384 Instead of not making an EXIDX section in case of an error, make one
3385 and set the has_errors flag of it.
3386 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3387 in a relocatable link.
3388 (Target_arm::do_relax): Look for the EXIDX output section instead of
3389 assuming that it is called .ARM.exidx.
3390 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3391 section list. Do not check for SHF_EXECINSTR section flags but
3392 skip any input section with errors.
3393 * output.cc (Output_section::Output_section): Initialize
3394 always_keeps_input_sections_ to false.
3395 (Output_section::add_input_section): Check for
3396 always_keeps_input_sections_.
3397 * output.h (Output_section::always_keeps_input_sections,
3398 Output_section::set_always_keeps_input_sections): New methods.
3399 (Output_section::always_keeps_input_sections): New data member.
3400
69517287
RÁE		 34012010-07-13 Rafael Espindola <espindola@google.com>
3402
3403 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3404 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3405
82742395
ILT		 34062010-07-13 Philip Herron <herron.philip@googlemail.com>
3407 Ian Lance Taylor <iant@google.com>
3408
3409 * output.h (Output_section_lookup_maps::add_merge_section):
3410 Correct check of whether value was inserted.
3411 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3412 (Output_section_lookup_maps::add_relaxed_input_section):
3413 Likewise.
3414 * arm.cc (Target_arm::got_section): Remove used local os.
3415 * i386.cc (Target_i386::got_section): Likewise.
3416 * x86_64.cc (Target_x86_64::got_section): Likewise.
3417 * sparc.cc (Target_sparc::got_section): Likewise.
3418 (Target_sparc::relocate): Remove unused local have_got_offset.
3419 * powerpc.cc (Target_powerpc::relocate): Likewise.
3420
f2d707b5
ILT		 34212010-07-13 Ian Lance Taylor <iant@google.com>
3422
241531d6
ILT		 3423 * compressed_output.cc (zlib_decompress): Fix signature in
3424 !HAVE_ZLIB_H case.
3425
f2d707b5
ILT		 3426 * archive.cc (Archive::include_member): Unlock an external member
3427 of a thin archive. Don't bother to delete an object we know is
3428 NULL.
3429
a2e47362
CC		 34302010-07-12 Cary Coutant <ccoutant@google.com>
3431
3432 * compressed_output.cc (zlib_decompress): New function.
3433 (get_uncompressed_size): New function.
3434 (decompress_input_section): New function.
3435 * compressed_output.h (get_uncompressed_size): New function.
3436 (decompress_input_section): New function.
3437 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3438 Handle compressed debug sections.
3439 * layout.cc (is_compressed_debug_section): New function.
3440 (Layout::output_section_name): Map compressed section names to
3441 canonical names.
3442 * layout.h (is_compressed_debug_section): New function.
3443 (is_debug_info_section): Recognize compressed debug sections.
3444 * merge.cc: Include compressed_output.h.
3445 (Output_merge_data::do_add_input_section): Handle compressed
3446 debug sections.
3447 (Output_merge_string::do_add_input_section): Handle compressed
3448 debug sections.
3449 * object.cc: Include compressed_output.h.
3450 (Sized_relobj::Sized_relobj): Initialize new data members.
3451 (build_compressed_section_map): New function.
3452 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3453 * object.h (Object::section_is_compressed): New method.
3454 (Object::do_section_is_compressed): New method.
3455 (Sized_relobj::Compressed_section_map): New type.
3456 (Sized_relobj::do_section_is_compressed): New method.
3457 (Sized_relobj::compressed_sections_): New data member.
3458 * output.cc (Output_section::add_input_section): Handle compressed
3459 debug sections.
3460 * reloc.cc: Include compressed_output.h.
3461 (Sized_relobj::write_sections): Handle compressed debug sections.
3462
ce279a62
CC		 34632010-07-08 Cary Coutant <ccoutant@google.com>
3464
3465 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3466 weak when resolving to a dynamic def.
3467 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3468 for weak undef/dynamic def cases. Adjust callers.
3469 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3470 undef_binding_weak_.
3471 (Symbol_table::sized_write_globals): Adjust symbol binding.
3472 (Symbol_table::sized_write_symbol): Add binding parameter.
3473 * symtab.h (Symbol::set_undef_binding): New method.
3474 (Symbol::is_undef_binding_weak): New method.
3475 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3476 (Symbol_table::should_override): Add new parameter.
3477 (Symbol_table::sized_write_symbol): Add new parameter.
3478
3479 * testsuite/weak_undef_file1.cc: Add new test case.
3480 * testsuite/weak_undef_file2.cc: Fix header comment.
3481 * testsuite/weak_undef_test.cc: Add new test case.
3482
b2286c10
DK		 34832010-06-29 Doug Kwan <dougkwan@google.com>
3484
3485 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3486 Initialize USE_SYMBOL_.
3487 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3488 definition.
3489 (Arm_reloc_property::uses_symbol_): New data member declaration.
3490 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3491 uses symbol value and symbol is undefined but not weakly undefined.
3492
4802450a
RÁE		 34932010-06-28 Rafael Espindola <espindola@google.com>
3494
3495 * plugin.cc (Plugin::load): Use dlerror.
3496
e5ca47ba
ILT		 34972010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3498
3499 * symtab.cc (detect_odr_violations): When reporting an ODR
3500 violation, report an object where the symbol is defined.
3501
8a75a161
DK		 35022010-06-25 Doug Kwan <dougkwan@google.com>
3503
3504 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3505 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3506 definition.
3507 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3508 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3509 target hook to detect function points.
3510 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3511 * icf.h (Icf::check_section_for_function_pointers): Change type of
3512 parameter SECTION_NAME to const reference to std::string. Use
3513 target hook to determine if section may have unsafe pointers.
3514 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3515 method definition.
3516
42218b9f
RÁE		 35172010-06-21 Rafael Espindola <espindola@google.com>
3518
3519 * fileread.cc (Input_file::find_fie): New
3520 (Input_file::open): Use Input_file::find_fie.
3521 * fileread.h (Input_file::find_fie): New
3522 * plugin.cc (set_extra_library_path): New.
3523 (Plugin::load): Add set_extra_library_path to the transfer vector.
3524 (Plugin_manager::set_extra_library_path): New.
3525 (Plugin_manager::add_input_file): Use the extra search path if set.
3526 (set_extra_library_path(): New.
3527 * plugin.h (Plugin_manager): Add set_extra_library_path and
3528 extra_search_path_.
3529
a0506cca
CC		 35302010-06-19 Cary Coutant <ccoutant@google.com>
3531
3532 * layout.cc (gdb_sections): Add .debug_types.
3533 (lines_only_debug_sections): Likewise.
3534
6508b958
RÁE		 35352010-06-18 Rafael Espindola <espindola@google.com>
3536
3537 * plugin.cc (add_input_file,add_input_library)
3538 (Plugin_manager::add_input_file): Make filename arguments const.
3539 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3540 const.
3541
3e235302
DK		 35422010-06-16 Doug Kwan <dougkwan@google.com>
3543
3544 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3545 .ARM.attributes section if we have not merged any input
3546 attributes sections.
3547
106e8a6c
DK		 35482010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3549
3550 * arm.cc: Allow combining objects with no EABI version
3551 information.
3552
91ff43fe
RÁE		 35532010-06-15 Rafael Espindola <espindola@google.com>
3554
3555 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3556
68ed838c
ILT		 35572010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3558
3559 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3560 (struct iovec): Correct !HAVE_READV definition.
3561
f3a2388f
CC		 35622010-06-10 Cary Coutant <ccoutant@google.com>
3563
3564 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3565 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3566 reloc sections.
3567 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3568
3569 PR 11683
3570 * symtab.h (Symbol::is_placeholder): New member function.
3571 * target-reloc.h (relocate_section): Check for placeholder symbols.
3572
3573 * testsuite/Makefile.am (plugin_test_8): New test.
3574 (plugin_test_9): New test.
3575 * testsuite/Makefile.in: Regenerate.
3576
e1df38aa
NC		 35772010-06-09 Nick Clifton <nickc@redhat.com>
3578
3579 * yyscript.y (input_list_element): Allow strings prefixed with
3580 the '-' character. Treat these as libraries.
3581 * script.cc (script_add_library): New function. Adds a library
3582 specified by "-l<name>" found in an input script.
3583 * script-c.h: Add prototype for script_add_library.
3584
25bbe950
DK		 35852010-06-07 Doug Kwan <dougkwan@google.com>
3586
3587 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3588 Restrict stub-group size to be within long conditional branch
3589 range when working around cortex-A8 erratum.
3590
0f32ea4c
ILT		 35912010-06-07 Damien Diederen <dd@crosstwine.com>
3592
3593 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3594 #ifdef typo.
3595
8fe2a369
ST		 35962010-06-03 Sriraman Tallam <tmsriram@google.com>
3597
3598 PR gold/11658
3599 * output.cc
3600 (Output_section::Input_section_sort_entry::compare_section_ordering):
3601 Change to return non-zero correctly.
3602 (Output_section::Input_section_sort_section_order_index_compare
3603 ::operator()): Change to fix ambiguity in comparisons.
3604
6e9ba2ca
ST		 36052010-06-01 Sriraman Tallam <tmsriram@google.com>
3606
3607 * gold.h (is_wildcard_string): New function.
3608 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3609 (Layout::layout_eh_frame): Ditto.
3610 (Layout::find_section_order_index): New method.
3611 (Layout::read_layout_from_file): New method.
3612 * layout.h (Layout::find_section_order_index): New method.
3613 (Layout::read_layout_from_file): New method.
3614 (Layout::input_section_position_): New private member.
3615 (Layout::input_section_glob_): New private member.
3616 * main.cc (main): Call read_layout_from_file here.
3617 * options.h (--section-ordering-file): New option.
3618 * output.cc (Output_section::input_section_order_specified_): New
3619 member.
3620 (Output_section::Output_section): Initialize new member.
3621 (Output_section::add_input_section): Add new parameter.
3622 Keep input sections when --section-ordering-file is used.
3623 (Output_section::set_final_data_size): Sort input sections when
3624 section ordering file is specified.
3625 (Output_section::Input_section_sort_entry): Add new parameter.
3626 Check sorting type.
3627 (Output_section::Input_section_sort_entry::compare_section_ordering):
3628 New method.
3629 (Output_section::Input_section_sort_compare::operator()): Change to
3630 consider section_order_index.
3631 (Output_section::Input_section_sort_init_fini_compare::operator()):
3632 Change to consider section_order_index.
3633 (Output_section::Input_section_sort_section_order_index_compare
3634 ::operator()): New method.
3635 (Output_section::sort_attached_input_sections): Change to sort
3636 according to section order when specified.
e1df38aa
NC		 3637 (Output_section::add_input_section<32, true>): Add new parameter.
3638 (Output_section::add_input_section<64, true>): Add new parameter.
3639 (Output_section::add_input_section<32, false>): Add new parameter.
3640 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3641 * output.h (Output_section::add_input_section): Add new parameter.
3642 (Output_section::input_section_order_specified): New
3643 method.
3644 (Output_section::set_input_section_order_specified): New method.
3645 (Input_section::Input_section): Initialize section_order_index_.
3646 (Input_section::section_order_index): New method.
3647 (Input_section::set_section_order_index): New method.
3648 (Input_section::section_order_index_): New member.
3649 (Input_section::Input_section_sort_section_order_index_compare): New
3650 struct.
3651 (Output_section::input_section_order_specified_): New member.
3652 * script-sections.cc (is_wildcard_string): Delete and move modified
3653 method to gold.h.
3654 (Output_section_element_input::Output_section_element_input): Modify
3655 call to is_wildcard_string.
3656 (Output_section_element_input::Input_section_pattern
3657 ::Input_section_pattern): Ditto.
3658 (Output_section_element_input::Output_section_element_input): Ditto.
3659 * testsuite/Makefile.am (final_layout): New test case.
3660 * testsuite/Makefile.in: Regenerate.
3661 * testsuite/final_layout.cc: New file.
3662 * testsuite/final_layout.sh: New file.
3663
3537c84b
RÁE		 36642010-06-01 Rafael Espindola <espindola@google.com>
3665
3666 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3667
105b6afd
RÁE		 36682010-06-01 Rafael Espindola <espindola@google.com>
3669
3670 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3671 visibility of symbols.
3672
29e11421
DK		 36732010-05-27 Doug Kwan <dougkwan@google.com>
3674
3675 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3676 from start of output section instead of address for a local symbol
3677 in a merged or relaxed section when doing a relocatable link.
3678
5e0f337e
RÁE		 36792010-05-26 Rafael Espindola <espindola@google.com>
3680
3681 PR 11604
3682 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3683 adding sections the garbage collector removed.
3684 * gold/testsuite/Makefile.am: Add test.
3685 * gold/testsuite/Makefile.in: Regenerate.
3686 * gold/testsuite/plugin_test_7.sh: New.
3687 * gold/testsuite/plugin_test_7_1.c: New.
3688 * gold/testsuite/plugin_test_7_2.c: New.
3689
f4187277
RÁE		 36902010-05-26 Rafael Espindola <espindola@google.com>
3691
3692 * script-sections.cc (Output_section_definition::set_section_addresses):
3693 Check for --section-start.
3694
5c388529
DK		 36952010-05-26 Doug Kwan <dougkwan@google.com>
3696
3697 * arm.cc (Arm_scan_relocatable_relocs): New class.
3698 (Target_arm::relocate_special_relocatable): New method.
3699 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3700 (Arm_relocate_functions::thumb_branch_common): Same.
3701 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3702 instead of Default_scan_relocatable_relocs.
3703 * target-reloc.h (relocate_for_relocatable): Let target handle
3704 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3705 * target.h (Sized_target::relocate_special_relocatable): New method.
3706
bca1c3ae
ILT		 37072010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3708
3709 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3710
0439c796
DK		 37112010-05-23 Doug Kwan <dougkwan@google.com>
3712
3713 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3714 instead of a cast.
3715 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3716 with a direct branch, not a conditional branch, to a stub.
3717 * merge.cc (Output_merge_base::record_input_section): New method
3718 defintion.
3719 (Output_merge_data::do_add_input_section): Record input section if
3720 keeps-input-sections flag is set.
3721 (Output_merge_string::do_add_input_section): Ditto.
3722 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3723 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3724 INPUT_SECTIONS_.
3725 (Output_merge_base::keeps_input_sections,
3726 Output_merge_base::set_keeps_input_sections,
3727 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3728 method definitions.
3729 (Output_merge_base::Input_sections): New type declaration.
3730 (Output_merge_base::input_sections_begin,
3731 Output_merge_base::input_sections_end,
3732 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3733 (Output_merge_base::bool keeps_input_sections_,
3734 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3735 Output_merge_base::input_sections_): New data members.
3736 (Output_merge_data::do_set_keeps_input_sections): New method
3737 defintion.
3738 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3739 * output.cc (Output_section::Input_section::relobj): Move method
3740 defintion from class declaration to here and handle merge sections.
3741 (Output_section::Input_section::shndx): Ditto.
3742 (Output_section::Output_section): Remove initializations of removed
3743 data members and initialize new data member LOOKUP_MAPS_.
3744 (Output_section::add_input_section): Set keeps-input-sections flag
3745 for a newly created merge output section as appropriate. Adjust code
3746 to use Output_section_lookup_maps class.
3747 (Output_section::add_relaxed_input_section): Adjst code for lookup
3748 maps code refactoring.
3749 (Output_section::add_merge_input_section): Add a new parameter
3750 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3751 class. If adding input section to a newly created merge output
3752 section fails, remove the new merge section.
3753 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3754 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3755 (Output_section::find_merge_section): Ditto.
3756 (Output_section::build_lookup_maps): New method defintion.
3757 (Output_section::find_relaxed_input_section): Adjust code to use
3758 Output_section_lookup_maps class.
3759 (Output_section::get_input_sections): Export merge sections. Adjust
3760 code to use Output_section_lookup_maps class.
3761 (Output_section:::add_script_input_section): Adjust code to use
3762 Output_section_lookup_maps class. Update lookup maps for merge
3763 sections also.
3764 (Output_section::discard_states): Use Output_section_lookup_maps.
3765 (Output_section::restore_states): Same.
3766 * output.h (Merge_section_properties): Move class defintion out of
3767 Output_section.
3768 (Output_section_lookup_maps): New class.
3769 (Output_section::Input_section::is_merge_section): New method
3770 defintion.
3771 (Output_section::Input_section::relobj): Move defintion out of class
3772 defintion. Declare method only.
3773 (Output_section::Input_section::shndx): Ditto.
3774 (Output_section::Input_section::output_merge_base): New method defintion.
3775 (Output_section::Input_section::u2_.pomb): New union field.
3776 (Output_section::Merge_section_by_properties_map,
3777 Output_section::Output_section_data_by_input_section_map,
3778 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3779 Remove types.
3780 (Output_section::add_merge_input_section): Add new parameter
3781 KEEPS_INPUT_SECTIONS.
3782 (Output_section::build_lookup_maps): New method declaration.
3783 (Output_section::merge_section_map_,
3784 Output_section::merge_section_by_properties_map_,
3785 Output_section::relaxed_input_section_map_,
3786 Output_section::is_relaxed_input_section_map_valid_): Remove data
3787 members.
3788 (Output_section::lookup_maps_): New data member.
3789
76295588
L		 37902010-05-21 Doug Kwan <dougkwan@google.com>
3791
3792 PR gold/11619
3793 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3794 avoid a compilation error.
3795
d103a984
RÁE		 37962010-05-19 Rafael Espindola <espindola@google.com>
3797
3798 * script-sections.cc (Output_section_definition::allocate_to_segment):
3799 Update the phdrs_list even when the output section is NULL.
3800 * testsuite/Makefile.am: Add test.
3801 * testsuite/Makefile.in: Regenerate.
3802 * testsuite/script_test_9.cc: New.
3803 * testsuite/script_test_9.sh: New.
3804 * testsuite/script_test_9.t: New.
3805
6625d24e
DK		 38062010-05-19 Doug Kwan <dougkwan@google.com>
3807
3808 * arm.cc (Arm_input_section::original_size): New method.
3809 (Arm_input_section::do_addralign): Add a cast.
3810 (Arm_input_section::do_output_offset): Remove static cast.
3811 (Arm_input_section::original_addralign,
3812 Arm_input_section::original_size_): Change type to uint32_t.
3813 (Arm_input_section::init): Add safe casts for section alignment
3814 and size.
3815 (Arm_input_section::set_final_data_size): Do not set address and
3816 offset of stub table.
3817 (Arm_output_section::fix_exidx_coverage): Change use of of
3818 Output_section::Simple_input_section to that of
3819 Output_section::Input_section.
3820 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3821 except for the first pass.
3822 * output.cc (Output_section::get_input_sections): Change type of
3823 input_sections to std::list<Input_section>.
3824 (Output_section::add_script_input_section): Rename from
3825 Output_section::add_simple_input_section. Change type of SIS
3826 parameter from Simple_input_section to Input_section.
3827 * output.h (Output_section::Simple_input_section): Remove class.
3828 (Output_section::Input_section): Change class visibility to public.
3829 (Output_section::Input_section::addralign): Use stored alignments
3830 for special input sections if set.
3831 (Output_section::Input_section::set_addralign): New method.
3832 (Output_section::get_input_sections): Change parameter type from
3833 list of Simple_input_section to list of Input_section.
3834 (Output_section::add_script_input_section): Rename from
3835 Output_section::add_simple_input_section. Change first parameter's
3836 type from Simple_input_section to Input_section and remove the
3837 second and third parameters.
3838 * script-sections.cc (Input_section::Input_section_list): Change
3839 type to list of Output_section::Input_section/
3840 (Input_section_info::Input_section_info): Change parameter type of
3841 INPUT_SECTION to Output_section::Input_section.
3842 (Input_section_info::input_section): Change return type.
3843 (Input_section_info::input_section_): Change type to
3844 Output_section::Input_section.
3845 (Output_section_element_input::set_section_addresses): Adjust code
3846 to use Output_section::Input_section instead of
3847 Output_section::Simple_input_section. Adjust code for renaming
3848 of Output_section::add_simple_input_section.
3849 (Orphan_output_section::set_section_addresses): Ditto.
3850
e1e82ea4
RW		 38512010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3852
3853 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3854 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3855
91e75c8a
RÁE		 38562010-05-18 Rafael Espindola <espindola@google.com>
3857
3858 * options.cc (General_options::finalize): Handle -nostdlib.
3859 * options.h (nostdlib): New option.
3860 * script.cc (script_add_search_dir): Handle -nostdlib.
3861
da59ad79
DK		 38622010-05-12 Doug Kwan <dougkwan@google.com>
3863
3864 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3865 attributes section only if there no attributes section after merging.
3866 (Target_arm::merge_object_attributes): Move value of
e1df38aa 3867 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 3868 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3869 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3870 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3871 and arm_attr_merge_7.stdout.
3872 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3873 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3874 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3875 arm_attr_merge_7b.o): New rules.
3876 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3877 arm_attr_merge_7
3878 * testsuite/Makefile.in: Regenerate.
3879 * testsuite/arm_attr_merge.sh: New file.
3880 * testsuite/arm_attr_merge_[67][ab].s: Same.
3881
3e01a7fd
NC		 38822010-05-05 Nick Clifton <nickc@redhat.com>
3883
3884 * po/es.po: Updated Spanish translation.
3885
7ad2014a
L		 38862010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3887
3888 * Makefile.am (install-exec-local): Properly install gold as
3889 default cross linker.
3890 * Makefile.in: Regenerated.
3891
4fda8867
NC		 38922010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3893 Nick Clifton <nickc@redhat.com>
3894
3895 * configure.ac (install_as_default): Define and set to false
3896 unless --enable-gold or --enable-gold=both/gold has been
3897 specified.
3898 * configure: Regenerate.
3899
3900 * Makefile.am (install-exec-local): Install the executable as
3901 'ld.gold'. If install_as_default is true then also install it as
3902 'ld'.
3903 * Makefile.in: Regenerated.
3904
bd288ea2
ILT		 39052010-04-24 Ian Lance Taylor <iant@google.com>
3906
3907 * layout.cc (Layout::layout_reloc): In relocatable link don't
3908 combine reloc sections for grouped sections.
3909
ef38fd8a
ST		 39102010-04-23 Sriraman Tallam <tmsriram@google.com>
3911
3912 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3913 sections that are not ordinary to icf.
3914 * icf.cc (get_section_contents): Handle relocation pointing to section
3915 with no object or shndx information.
3916 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3917 * testsuite/Makefile.in: Regenerate.
3918 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3919 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3920
f6973bdc
ILT		 39212010-04-22 Ian Lance Taylor <iant@google.com>
3922
3923 * expression.cc (Expression::Expression_eval_info): Add
3924 result_alignment_pointer field.
3925 (Expression::eval_with_dot): Add result_alignment_pointer
3926 parameter. Change all callers.
3927 (Expression::eval_maybe_dot): Likewise.
3928 (class Binary_expression): Add alignment_pointer parameter to
3929 left_value and right_value. Change all callers.
3930 (BINARY_EXPRESSION): Set result alignment.
3931 (class Trinary_expression): Add alignment_pointer parameter to
3932 arg2_value and arg3_value. Change all callers.
3933 (Trinary_cond::value): Set result alignment.
3934 (Max_expression::value, Min_expression::value): Likewise.
3935 (Align_expression::value): Likewise.
3936 * script-sections.cc (class Sections_element): Add dot_alignment
3937 parameter to set_section_addresses virtual function. Update
3938 instantiations.
3939 (class Output_section_element): Likewise.
3940 (Script_sections::create_segments): Add dot_alignment parameter.
3941 Change all callers.
3942 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3943 (Script_sections::set_phdrs_clause_addresses): Likewise.
3944 * script-sections.h: Update declarations.
3945 * script.h: Update declarations.
3946 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3947 min_p_align.
3948 * testsuite/script_test_3.t: Set large alignment.
3949 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3950 segment has expected alignment.
3951
9c9c98a5
NC		 39522010-04-22 Nick Clifton <nickc@redhat.com>
3953
3954 * po/gold.pot: Updated by the Translation project.
3955 * po/vi.po: Updated Vietnamese translation.
3956
2253bfba
L		 39572010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3958
3959 * testsuite/Makefile.am (check_PROGRAMS): Add
3960 icf_virtual_function_folding_test.
3961 * testsuite/Makefile.in: Regenerated.
3962
85fdf906
AH		 39632010-04-15 Andrew Haley <aph@redhat.com>
3964
3965 * options.h (merge_exidx_entries): New option.
3966 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3967 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3968 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3969 (Target_arm::merge_exidx_entries): New function.
3970 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3971 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3972 to Arm_exidx_fixup constructor.
3973 Add new arg, merge_exidx_entries.
3974 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3975 Arm_output_section::fix_exidx_coverage.
3976
ce97fa81
ST		 39772010-04-18 Sriraman Tallam <tmsriram@google.com>
3978
3979 * icf.cc (get_section_contents): Check for preemptible functions.
3980 Ignore addend when appropriate.
3981 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3982 section folded.
3983 (add_from_relobj): Check for section folded.
3984 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3985 * symtab.h (should_add_dynsym_entry): Add new parameter.
3986 * target-reloc.h (scan_relocs): Check for section folded.
3987 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3988 Check reloc types for function pointers in shared objects.
3989 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3990 case.
3991 (icf_preemptible_functions_test): New test case.
3992 (icf_string_merge_test): New test case.
3993 * testsuite.Makefile.in: Regenerate.
3994 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3995 bar_glob. Refactor code.
3996 * testsuite/icf_preemptible_functions_test.cc: New file.
3997 * testsuite/icf_preemptible_functions_test.sh: New file.
3998 * testsuite/icf_string_merge_test.cc: New file.
3999 * testsuite/icf_string_merge_test.sh: New file.
4000 * testsuite/icf_virtual_function_folding_test.cc: New file.
4001 * testsuite/icf_virtual_function_folding_test.sh: New file.
4002
04ceb17c
DK		 40032010-04-14 Doug Kwan <dougkwan@google.com>
4004
4005 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4006 for local symbol recounting if we remove a section due to ICF.
4007 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4008 there are no regular objects in input.
4009
153e7da4
DK		 40102010-04-13 Doug Kwan <dougkwan@google.com>
4011
4012 * arm.cc (Arm_input_section::set_final_data_size): Compute
4013 accurate final data size instead of using current data size.
4014
4dbd9faf
DK		 40152010-04-09 Doug Kwan <dougkwan@google.com>
4016
4017 * layout.cc (Layout::choose_output_section): Handle script section
4018 types.
4019 (Layout::make_output_section_for_script): Add section type parameter.
4020 Handle script section types.
4021 * layout.h (Layout::make_output_section_for_script): Add section
4022 type parameter.
4023 * output.cc (Output_section::Output_section): Initialize data member
4024 is_noload_.
4025 (Output_section::do_reset_address_and_file_offset): Do not set address
4026 to 0 if section is a NOLOAD section.
4027 * output.h (Output_section::is_noload): New method.
4028 (Output_section::set_is_noload): Ditto.
4029 (Output_section::is_noload_): New data member.
4030 * script-c.h (Script_section_type): New enum type.
4031 (struct Parser_output_section_header): Add new file section_type.
4032 * script-sections.cc (Sections_element::output_section_name): Add
4033 parameter for returning script section type.
4034 (Output_section_definition::output_section_name): Ditto.
4035 (Output_section_definition::section_type)P; New method.
4036 (Output_section_definiton::script_section_type_name): Ditto.
4037 (Output_section_definition::script_section_type_): New data member.
4038 (Output_section_definition::Output_section_definition): Initialize
4039 data member Output_section_definition::script_section_type_.
4040 (Output_section_definition::create_sections): Pass script section type
4041 to Layout::make_output_section_for_script.
4042 (Output_section_definition::output_section_name): Return script
4043 section type to caller.
4044 (Output_section_definition::set_section_address): Do not advance
4045 dot value and load address if section type is NOLOAD. Set address
4046 of NOLOAD sections regardless of section flags.
4047 (Output_section_definition::print): Print section type if it is
4048 not SCRIPT_SECTION_TYPE_NONE.
4049 (Output_section_definition::section_type): New method.
4050 (Output_section_definition::script_section_type_name): Ditto.
4051 (Script_sections::output_section_name): Add new parameter
4052 PSECTION_TYPE for returning script section type. Pass it to
4053 section elements. Handle discard sections.
4054 (Sort_output_sections::operator()): Handle NOLOAD sections.
4055 * script-sections.h (Script_sections::Section_type): New enum type.
4056 (Script_sections::output_section_name): Add a new parameter for
4057 returning script section type.
4058 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4059 INFO and NOLOAD.
4060 * yyscript.y (union): Add new field SECTION_TYPE.
4061 (COPY, DSECT, INFO, NOLOAD): New tokens.
4062 (opt_address_and_section_type): Change type to output_section_header.
4063 (section_type): New non-terminal
4064 (section_header): Handle section type.
2253bfba 4065 (opt_address_and_section_type): Return section type value.
4dbd9faf 4066
721ea635
L		 40672010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4068
4069 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4070 * testsuite/plugin_common_test_2.c (foo): Likewise.
4071
6bf924b0
DK		 40722010-04-08 Doug Kwan <dougkwan@google.com>
4073
4074 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4075 Output_merge_data.
4076 * output.cc (Output_section::add_merge_input_section): Simplify
4077 code and return status of Output_merge_base::add_input_section.
e1df38aa 4078 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4079 returns true.
4080
24af6f92
DK		 40812010-04-07 Doug Kwan <dougkwan@google.com>
4082
4083 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4084 if section is marked as containing instructions but has no mapping
4085 symbols.
4086 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4087 correct section index.
4088 (Arm_relobj::find_linked_text_section): Ditto.
4089
00698fc5
CC		 40902010-04-07 Cary Coutant <ccoutant@google.com>
4091
4092 * archive.cc (include_member): Destroy Read_symbols_data object before
4093 releasing file.
4094 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4095 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4096 (Read_symbols_data::~Read_symbols_data) New destructor.
4097 (Section_relocs::Section_relocs) New constructor.
4098 (Section_relocs::~Section_relocs) New destructor.
4099 (Read_relocs_data::Read_relocs_data) New constructor.
4100 (Read_relocs_data::~Read_relocs_data) New destructor.
4101 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4102 pointers to NULL after deleting.
4103
7296d933
DK		 41042010-04-07 Doug Kwan <dougkwan@google.com>
4105
4106 * arm.cc: Replace "endianity" with "endianness" in comments.
4107 (Arm_exidx_cantunwind): Ditto.
4108 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4109 (Arm_relobj::merge_flags_and_attributes): New method.
4110 (Arm_relobj::merge_flags_and_attributes_): New data member.
4111 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4112 (Arm_relobj::scan_sections_for_stubs): Ditto.
4113 (Arm_relobj::do_read_symbols): Check to see if we really want to
4114 merge processor-specific flags and attributes. Exit early if
4115 an object is empty except for section names and the undefined symbol.
4116 (Target_arm::do_finalize_sections): Move check for ELF format to
4117 Arm_relobj::do_read_symbols. Merge processor specific flags and
4118 attributes from a regular object only when we have determined that
4119 it is aapropriate. Do not create an .ARM.attributes section in
4120 output if there is no regular input object.
4121 (Target_arm::merge_processor_specific_flags): Check
4122 --warn-mismatch before printing any error.
4123 (Target_arm::merge_object_attributes): Ditto.
4124 * gold.cc (queue_middle_tasks): Handle the case in which there is
4125 no regular object in input.
4126 * options.cc (General_options::parse_EB): New method.
4127 (General_options::parse_EL): Same.
4128 (General_options::General_options): Initialize endianness_.
4129 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4130 New options.
4131 (General_options::Endianness): New enum.
4132 (General_options::endianness): New method.
4133 (General_options::endianness_): New data member.
4134 * parameters.cc (Parameters::set_options): Check target endianness.
4135 (Parameters::set_target_once): Ditto.
4136 (Parameters::check_target_endianness): New method.
4137 (parameters_force_valid_target): If either -EL or -EB is specified,
4138 use it to define endianness of default target.
4139 * parameters.h (Parameters::check_target_endianness): New method
4140 declaration.
4141 * target.h (class Target): Change "endianity" to "endianness"
4142 in comments.
4143
efc8d4f2
RW		 41442010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4145
4146 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4147 * configure: Regenerate.
4148 * Makefile.in: Regenerate.
4149 * testsuite/Makefile.in: Regenerate.
4150
be234d88
CC		 41512010-04-06 Cary Coutant <ccoutant@google.com>
4152
4153 gcc PR lto/42757
4154 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4155 prevailing definitions of common symbols.
4156 * testsuite/plugin_test_6.sh: New test case.
4157 * testsuite/plugin_common_test_1.c: New test case.
4158 * testsuite/plugin_common_test_2.c: New test case.
4159 * testsuite/Makefile.am (plugin_test_6): New test case.
4160 * testsuite/Makefile.in: Regenerate.
4161
bd32c6bd
NC		 41622010-04-06 Nick Clifton <nickc@redhat.com>
4163
4164 * po/vi.po: New Vietnamese translation.
4165
323c532f
DK		 41662010-03-30 Doug Kwan <dougkwan@google.com>
4167
4168 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4169
4fcd97eb
DK		 41702010-03-25 Doug Kwan <dougkwan@google.com>
4171
4172 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4173 to avoid a conversion warning on a 32-bit host.
4174
4ebf39db
ILT		 41752010-03-24 Ian Lance Taylor <iant@google.com>
4176
4177 * testsuite/script_test_3.t: Add a TLS segment.
4178 * testsuite/Makefile.am (check_PROGRAMS): Add
4179 tls_phdrs_script_test.
4180 (tls_phdrs_script_test_SOURCES): Define.
4181 (tls_phdrs_script_test_DEPENDENCIES): Define.
4182 (tls_phdrs_script_test_LDFLAGS): Define.
4183 (tls_phdrs_script_test_LDADD): Define.
4184 * testsuite/Makefile.in: Rebuild.
4185
4a599bdd
CC		 41862010-03-23 Cary Coutant <ccoutant@google.com>
4187
4188 * fileread.cc (find_or_make_view): Fix comment.
4189
6c93b22c
ILT		 41902010-03-23 Ian Lance Taylor <iant@google.com>
4191
4192 * script-sections.cc (class Orphan_section_placement): Define
4193 PLACE_TLS and PLACE_TLS_BSS.
4194 (Orphan_section_placement::Orphan_section_placement): Initialize
4195 new places.
4196 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4197 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4198 (tls_script_test_SOURCES): Define.
4199 (tls_script_test_DEPENDENCIES): Define.
4200 (tls_script_test_LDFLAGS): Define.
4201 (tls_script_test_LDADD): Define.
4202 * testsuite/Makefile.in: Rebuild.
4203
a2c7281b
DK		 42042010-03-22 Doug Kwan <dougkwan@google.com>
4205
4206 * arm.cc (Arm_relocate_functions::abs8,
4207 Arm_relocate_functions::abs16): Use correct check for overflow
4208 specified in the ARM ELF specs.
4209 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4210 target of a BLX instruction specially.
4211 (Reloc_stub::stub_type_for_reloc): Ditto.
4212 (Relocate::relocate): Use symbolic names instead of numeric relocation
4213 codes to report error.
4214 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4215 workaround.
4216 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4217 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4218 thumb2_blx_out_of_range.stdout
4219 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4220 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4221 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4222 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4223 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4224 thumb2_blx_in_range, thumb2_blx_in_range.o,
4225 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4226 thumb2_blx_out_of_range.o): New rules.
4227 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4228 thumb2_blx_in_range and thumb2_blx_out_of_range.
4229 * testsuite/Makefile.in: Regenerate.
4230 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4231 * testsuite/thumb_blx_in_range.s: New file.
4232 * testsuite/thumb_blx_out_of_range.s: New file.
4233
b0193076
RÁE		 42342010-03-22 Rafael Espindola <espindola@google.com>
4235
4236 * archive.cc (Should_include): Move to archive.h.
4237 (should_include_member): Make it a member of Archive.
4238 (Lib_group): New.
4239 (Add_lib_group_symbols): New.
4240 * archive.h: Include options.h.
4241 (Archive_member): Moved from Archive.
4242 (Should_include): Moved from archive.cc.
4243 (Lib_group): New.
4244 (Add_lib_group_symbols): New.
4245 * dynobj.cc (do_should_include_member): New.
4246 * dynobj.h (do_should_include_member): New.
4247 * gold.cc (queue_initial_tasks): Update call to queue.
4248 * main.cc (main): Print lib group stats.
4249 * object.cc (do_should_include_member): New.
4250 * object.h: Include archive.h.
4251 (Object::should_include_member): New.
4252 (Object::do_should_include_member): New.
4253 (Sized_relobj::do_should_include_member): New.
4254 * options.cc (General_options::parse_start_lib): New.
4255 (General_options::parse_end_lib): New.
4256 (Input_arguments::add_file): Handle lib groups.
4257 (Input_arguments::start_group): Check we are not in a lib.
4258 (Input_arguments::start_lib): New.
4259 (Input_arguments::end_lib): New.
4260 * options.h (General_options): Add start_lib and end_lib.
4261 (Input_argument::lib_): New.
4262 (Input_argument::lib): New.
4263 (Input_argument::is_lib): New.
4264 (Input_file_lib): New.
4265 (Input_arguments::in_lib_): New.
4266 (Input_arguments::in_lib): New.
4267 (Input_arguments::start_lib): New.
4268 (Input_arguments::end_lib_): New.
4269 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4270 in unused members as preempted.
4271 (Sized_pluginobj::do_should_include_member): New.
4272 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4273 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4274 return the blocker.
4275 (Read_symbols::do_whole_lib_group): New.
4276 (Read_symbols::do_lib_group): New.
4277 (Read_symbols::do_read_symbols): Handle lib groups.
4278 (Read_symbols::get_name): Handle lib groups.
4279 * readsyms.h (Read_symbols): Add an archive member pointer.
4280 (Read_symbols::do_whole_lib_group): New.
4281 (Read_symbols::do_lib_group): New.
4282 (Read_symbols::member_): New.
4283 * script.cc (read_input_script): Update call to queue_soon.
4284
d099120c
DK		 42852010-03-19 Doug Kwan <dougkwan@google.com>
4286
4287 * arm.cc (Stub_table::Stub_table): Initialize new data members
4288 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4289 (Stub_table::add_reloc_stub): Assign stub offset and update
4290 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4291 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4292 New data members.
4293 (Stub_table::update_data_size_and_addralign): Use
4294 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4295 instead of going over all reloc stubs.
4296 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4297 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4298 Stringpool_template::offset_ to size of Stringpool_char.
4299 (Stringpool_template::new_key_offset): Remove code to initialize
4300 Stringpool_template::offset_.
4301 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4302 Stringpool_template::offset_ to zero.
4303
1aa37384
DK		 43042010-03-15 Doug Kwan <dougkwan@google.com>
4305
4306 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4307 offset_.
4308 (Stringpool_template::new_key_offset): New method.
4309 (Stringpool_template::add_string): Assign offsets when adding new
4310 strings.
4311 (Stringpool_template::set_string_offsets): Do not set string offsets
4312 when not optimizing.
4313 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4314 member size_.
4315 (Chunked_vector::clear): Clear size_.
4316 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4317 (Chunked_vector::size): Return size_.
4318 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4319 (Chunked_vector::size_): New data member.
1aa37384
DK		 4320 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4321 (Stringpool_template::new_key_offset): New method declaration.
4322 (Stringpool_template::offset_): New data member.
4323
b672b057
RÁE		 43242010-03-15 Rafael Espindola <espindola@google.com>
4325
4326 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4327 Add_symbols' constructor.
4328 * readsyms.h (Add_symbols): Remove the input_group member.
4329
b6848d3c
ILT		 43302010-03-10 Ian Lance Taylor <iant@google.com>
4331
4332 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4333 target to ask whether a reference to a symbol requires a stack
4334 split.
4335 * target.h (Target::is_call_to_non_split): New function.
4336 (Target::do_is_call_to_non_split): Declare virtual function.
4337 * target.cc: Include "symtab.h".
4338 (Target::do_is_call_to_non_split): New function.
4339 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4340
a2a5469e
CC		 43412010-03-10 Cary Coutant <ccoutant@google.com>
4342
4343 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4344 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4345 (File_read::open[2]): Add whole_file_view_ to list of views.
4346 (File_read::make_view): Remove test of whole_file_view_.
4347 (File_read::find_or_make_view): Create whole_file_view_ if
4348 necessary.
4349 (File_read::clear_views): Replace bool parameter with enum;
4350 adjust all callers. Don't delete views with permanent data;
4351 do delete cached views and views from archives if
4352 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4353 if clearing the corresponding view.
4354 * fileread.h (File_read::Clear_views_mode): New enum.
4355 (File_read::View::is_permanent_view): New method.
4356 (File_read::clear_views): Replace bool parameter
4357 with enum; adjust all callers.
4358 * options.h (General_options): Change keep_files_mapped option;
4359 add map_whole_files.
4360 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4361 releasing the file.
4362 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4363 the file.
4364
8861f32b
DM		 43652010-03-10 David S. Miller <davem@davemloft.net>
4366
4367 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4368
d62d0f5f
ST		 43692010-03-09 Sriraman Tallam <tmsriram@google.com>
4370
4371 * icf.cc (get_section_contents): Add '@' marker after processing the
4372 merge reloc.
4373
9177756d
DK		 43742010-03-08 Doug Kwan <dougkwan@google.com>
4375
4376 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4377 due to a conversion warning.
4378 (Arm_relobj::update_output_local_symbol_count): Check for local
4379 symbol with unset output index.
4380
9e9e071b
ILT		 43812010-03-05 Ian Lance Taylor <iant@google.com>
4382
4383 * options.h (class General_options): Add --spare-dynamic-tags.
4384 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4385 --spare-dynamic-tags.
4386
a81ee015
ILT		 43872010-03-05 Ian Lance Taylor <iant@google.com>
4388
4389 * incremental.cc: Include "libiberty.h".
4390
44ec90b9
RO		 43912010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4392
4393 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4394 function, is_info_ member.
4395 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4396 (Versions::Versions): Update caller.
4397 (Versions::define_base_version): Likewise.
4398 (Versions::add_def): Likewise.
4399
0897ed3b
ST		 44002010-03-03 Sriraman Tallam <tmsriram@google.com>
4401
4402 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4403 (Scan::possible_function_pointer_reloc): New function.
4404 (Scan::local_reloc_may_be_function_pointer): Change to call
4405 possible_function_pointer_reloc.
4406 (Scan::global_reloc_may_be_function_pointer): Ditto.
4407 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4408 relocations in ".data.rel.ro._ZTV" section.
4409 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4410 * testsuite/icf_safe_so_test.cc: Ditto.
4411 * testsuite/icf_safe_test.cc: Ditto.
4412 * testsuite/icf_safe_test.sh: Ditto.
4413
d3bbad62
ILT		 44142010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4415 Ian Lance Taylor <iant@google.com>
4416
4417 * target-reloc.h (relocate_section): Check the symbol table index
4418 for -1U before setting the local symbol index.
4419 (scan_relocatable_relocs): If copying the relocation, record that
4420 the local symbol is required.
4421 * object.h (Symbol_value::is_output_symtab_index_set): New
4422 function.
4423 (Symbol_value::may_be_discarded_from_output_symtab): New
4424 function.
4425 (Symbol_value::has_output_symtab_entry): New function.
4426 (Symbol_value::needs_output_symtab_entry): Remove.
4427 (Symbol_value::output_symtab_index): Make sure the symbol index is
4428 set.
4429 (Symbol_value::set_output_symtab_index): Make sure the symbol
4430 index is not set. Make sure the new index is valid.
4431 (Symbol_value::set_must_have_output_symtab_entry): New function.
4432 (Symbol_value::has_output_dynsym_entry): New function.
4433 (Symbol_value::set_output_dynsym_index): Make sure the new index
4434 is valid.
4435 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4436 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4437 local symbol if permitted.
4438 (Sized_relobj::do_finalize_local_symbols): Call
4439 is_output_symtab_index_set rather than needs_output_symtab_entry.
4440 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4441 rather than needs_output_symtab_entry. Call
4442 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4443 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4444 is_output_symtab_index_set rather than needs_output_symtab_entry.
4445 * testsuite/discard_locals_relocatable_test.c: New file.
4446 * testsuite/discard_locals_test.sh: Test -r.
4447 * testsuite/Makefile.am (check_DATA): Add
4448 discard_locals_relocatable_test1.syms,
4449 discard_local_relocatable_test2.syms.
4450 (MOSTLYCLEANFILES): Likewise. Also add
4451 discard_locals_relocatable_test1.lout and
4452 discard_locals_relocatable_test2.out.
4453 (discard_locals_relocatable_test1.syms): New target.
4454 (discard_locals_relocatable_test.o): New target.
4455 (discard_locals_relocatable_test1.out): New target.
4456 (discard_locals_relocatable_test2.syms): New target.
4457 (discard_locals_relocatable_test2.out): New target.
4458 (various): Add missing ../ld-new dependencies.
4459 * testsuite/Makefile.in: Rebuild.
4460
7e8ccf26
NC		 44612010-03-03 Nick Clifton <nickc@redhat.com>
4462
4463 * po/fi.po: New Finnish translation.
4464
2a0ff005
DK		 44652010-03-01 Doug Kwan <dougkwan@google.com>
4466
4467 * layout.cc (Layout::Layout): Force section types of .init_array*,
4468 .preinit_array* and .fini_array* sections.
4469 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4470 Fix check of return value of std::string::find.().
4471 (Output_section::Input_section_sort_compare::operator()): Remove
4472 comment about .init_array.
4473 (Output_section::Input_section_sort_init_fini_compare::operator()):
4474 New method.
4475 (Output_section::sort_attached_input_sections): Handle .init_array
4476 and .fini_array specially.
4477 * output.h (Output_section::Inut_section_sort_compare): Update
4478 comment.
4479 (Output_section::Input_section_sort_init_fini_compare): New struct.
4480
c3e4ae29
DK		 44812010-02-26 Doug Kwan <dougkwan@google.com>
4482
4483 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4484 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4485 * testsuite/debug_msg.sh: Avoid matching source line number for
4486 use of global variable undef_int.
4487
2fd9ae7a
DK		 44882010-02-26 Doug Kwan <dougkwan@google.com>
4489
4490 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4491 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4492 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4493 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4494 * options.cc (General_options::General_options): Initialize member
4495 fix_v4bx_.
4496 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4497 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4498 and rm_no_fix_v4bx.stdout
4499 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4500 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4501 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4502 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4503 and arm_no_fix_v4bx.
4504 * Makefile.in: Regenerate.
4505 * testsuite/arm_fix_v4bx.s: New file.
4506 * testsuite/arm_fix_v4bx.sh: Ditto.
4507
67ec7d0b
DK		 45082010-02-24 Doug Kwan <dougkwan@google.com>
4509
4510 * arm.cc (Target_arm::got_section): Make the .got section the first
4511 non RELRO section in the data segment.
4512 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4513 suffixes of section names.
4514
10165461
DK		 45152010-02-24 Doug Kwan <dougkwan@google.com>
4516
4517 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4518 flags and attributes merging if an input file is a binary file.
4519 * fileread.cc (Input_file::open): Record format of original file.
4520 * fileread.h (Input_file::Format): New enum type.
4521 (Input_file::Input_file): Initialize data member format_.
4522 (Input_file::format): New method definition.
4523 (Input_file::format_):: New data member.
4524
4a54abbb
DK		 45252010-02-24 Doug Kwan <dougkwan@google.com>
4526
4527 * arm.cc (Arm_output_data_got): New class.
4528 (ARM_TCB_SIZE): New constant
4529 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4530 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4531 If user uses a script with a SECTIONS clause, issue only a warning
4532 for a misplaced EXIDX input section. Otherwise, issue an error.
4533 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4534 garbage collection.
4535 (Target_arm::got_mode_index_entry): Handle static linking.
4536 (Target_arm::Scan::local): Ditto.
4537 (Target_arm::Scan::global): Ditto.
4538 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4539 all incorrectly implemented relocations.
e1df38aa 4540 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4541 Arm_output_section::fix_exidx_coverage.
4542 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4543 from ".ARM.exidx." and ".ARM.extab.".
4544
ca419a6f
ILT		 45452010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4546
4547 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4548 section if it does not already exist.
4549 * attributes.cc (Attributes_section_data::Attributes_section_data):
4550 Don't crash if size is zero.
4551
135b9c78
ILT		 45522010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4553 Ian Lance Taylor <iant@google.com>
4554
4555 * gold.cc (queue_middle_tasks): If no input files were opened,
4556 exit.
4557 * workqueue.h (Task_function::Task_function): Assert that there is
4558 a blocker.
4559
bb0bfe4f
DK		 45602010-02-22 Doug Kwan <dougkwan@google.com>
4561
4562 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4563 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4564 types to avoid warnings due to different uint64_t implementations
4565 on different hosts.
4566
2a2b6d42
DK		 45672010-02-21 Doug Kwan <dougkwan@google.com>
4568
4569 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4570 handling of the maximum backward branch offset.
4571 (Arm_relocate_functions::thumb_branch_common): Ditto.
4572 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4573 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4574 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4575 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4576 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4577 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4578 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4579 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4580 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4581 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4582 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4583 thumb2_bl_out_of_range.o): New rules.
4584 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4585 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4586 thumb2_bl_out_of_range
4587 * testsuite/Makefile.in: Regenerate.
4588 * testsuite/arm_bl_in_range.s: New file.
4589 * testsuite/arm_bl_out_of_range.s: Ditto.
4590 * testsuite/arm_branch_in_range.sh: Ditto.
4591 * testsuite/arm_branch_range.t: Ditto.
4592 * testsuite/thumb2_branch_range.t: Ditto.
4593 * testsuite/thumb_bl_in_range.s: Ditto.
4594 * testsuite/thumb_bl_out_of_range.s: Ditto.
4595 * testsuite/thumb_branch_range.t: Ditto.
4596
b487ad64
ST		 45972010-02-20 Sriraman Tallam <tmsriram@google.com>
4598
4599 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4600 Add reloc offset information.
4601 * icf.cc (get_section_contents): Change iterators to point to the new
4602 vectors. Add reloc offset information to the contents.
4603 * icf.h (Icf::Sections_reachable_info): New typedef.
4604 (Icf::Sections_reachable_list): New typedef.
4605 (Icf::Offset_info): New typedef.
4606 (Icf::Reloc_info): New struct typedef.
4607 (Icf::Reloc_info_list): New typedef.
4608 (Icf::symbol_reloc_list): Delete method.
4609 (Icf::addend_reloc_list): Delete method.
4610 (Icf::section_reloc_list): Delete method.
4611 (Icf::reloc_info_list): New method.
4612 (Icf::reloc_info_list_): New member.
4613
f96accdf
DK		 46142010-02-19 Doug Kwan <dougkwan@google.com>
4615
4616 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4617 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4618 * arm.cc (Arm_relocation_functions): New forward declaration.
4619 (Target_arm::Target_arm): Initialize new data members
4620 got_mod_index_offset_ and tls_base_symbol_defined_.
4621 (Target_arm::Relocate::relocate_tls): New method.
4622 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4623 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4624 New methods.
4625 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4626 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4627 (Target_arm::got_mod_index_offset_,
4628 Target_arm::tls_base_symbol_defined_): New data members.
4629 (Target_arm::Scan::local, Target::Scan::global,
4630 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4631 relocations.
4632
c8761b9a
DK		 46332010-02-18 Doug Kwan <dougkwan@google.com>
4634
4635 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4636 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4637 text section as a parameter becuase some broken tools may not set
4638 the link in section header.
4639 (Target_arm::has_got_section): New method.
4640 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4641 without any mapping symbol as data only. Remove warning.
4642 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4643 link in its section header, try to discover the link by inspecting the
4644 REL31 relocation at the beginning of the section.
4645 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4646 in error message.
4647 (Target_arm::Scan::global): Treat any reference to the symbol
4648 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4649
21bb3914
ST		 46502010-02-12 Sriraman Tallam <tmsriram@google.com>
4651
4652 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4653 (Scan::global_reloc_may_be_function_pointer): New function.
4654 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4655 (Scan::global_reloc_may_be_function_pointer): New function.
4656 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4657 (Scan::global_reloc_may_be_function_pointer): New function.
4658 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4659 (Scan::global_reloc_may_be_function_pointer): New function.
4660 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4661 (Scan::global_reloc_may_be_function_pointer): New function.
4662 (Scan::possible_function_pointer_reloc): New function.
4663 (Target_x86_64::can_check_for_function_pointers): New function.
4664 * gc.h (gc_process_relocs): Scan relocation types to determine if
4665 function pointers were taken for targets that support it.
4666 * icf.cc (Icf::find_identical_sections): Include functions for
4667 folding in safe ICF whose pointer is not taken.
4668 * icf.h (Secn_fptr_taken_set): New typedef.
4669 (fptr_section_id_): New member.
4670 (section_has_function_pointers): New function.
4671 (set_section_has_function_pointers): New function.
4672 (check_section_for_function_pointers): New function.
4673 * options.h: Fix comment for safe ICF option.
4674 * target.h (can_check_for_function_pointers): New function.
4675 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4676 Modify icf_safe_test for X86-64.
4677 * testsuite/Makefile.in: Regenerate.
4678 * testsuite/icf_safe_so_test.cc: New file.
4679 * testsuite/icf_safe_so_test.sh: New file.
4680 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4681 (main): Change to take pointer to function kept_func_3.
4682 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4683 folding is done correctly for X86-64.
4684
0da6fa6c
DM		 46852010-02-12 David S. Miller <davem@davemloft.net>
4686
4687 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4688 is_symbolless parameter.
4689 (Output_reloc<SHT_REL>::is_symbolless): New.
4690 (Output_reloc<SHT_REL>::is_symbolless_): New.
4691 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4692 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4693 (Output_reloc<SHT_RELA>::is_symbolless): New.
4694 (Output_data_reloc::add_global): Handle is_symbolless.
4695 (Output_data_reloc::add_global_relative): Likewise.
4696 (Output_data_reloc::add_local): Likewise.
4697 (Output_data_reloc::add_local_relative): Likewise.
4698 (Output_data_reloc::add_symbolless_global_addend): New.
4699 (Output_data_reloc::add_symbolless_local_addend): New.
4700 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4701 is_symbolless.
4702 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4703 instead of ->is_relative_
4704 (Output_reloc::write): Likewise.
4705 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4706 (Output_reloc::write_rel): Simplify.
4707
4708 * sparc.cc (Target_sparc::Scan::local): Use
4709 ->add_symbolless_local_addend as needed.
4710 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4711 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4712 based upon relocation offset.
4713
e4782e83
DK		 47142010-02-11 Doug Kwan <dougkwan@google.com>
4715
4716 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4717 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4718 beginning of function.
4719 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4720 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4721 parameter is_32bit in calls to should_apply_static_reloc.
4722 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4723 (check_DATA): Add arm_abs_global.stdout.
4724 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4725 arm_abs_global.stdout): New rules.
4726 (MOSTLLYCLEANFILES): Add arm_abs_global
4727 * Makefile.in: Regenerate.
4728 * testsuite/arm_abs_global.s: New file.
4729 * testsuite/arm_abs_global.sh: Ditto.
4730 * testsuite/arm_abs_lib.s: Ditto.
4731
93ceb764
ILT		 47322010-02-11 Ian Lance Taylor <iant@google.com>
4733
4734 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4735 Read_relocs task.
4736 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4737 Allocate_commons_task first.
4738 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4739 task, rather than symtab_lock_.
4740 (Gc_process_relocs::~Gc_process_relocs): New function.
4741 (Gc_process_relocs::is_runnable): Check this_blocker_.
4742 (Gc_process_relocs::locks): Use next_blocker_ rather than
4743 blocker_.
4744 (Scan_relocs::~Scan_relocs): New function.
4745 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4746 symtab_lock_.
4747 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4748 next_blocker_.
4749 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4750 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4751 constructor accordingly.
4752 (class Gc_process_relocs): Likewise.
4753 (class Scan_relocs): Likewise.
4754 * common.h (class Allocate_commons_task): Remove symtab_lock_
4755 field, and corresponding constructor parameter.
4756 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4757 symtab_lock_.
4758 (Allocate_commons_task::locks): Likewise.
4759
114dfbe1
ILT		 47602010-02-11 Ian Lance Taylor <iant@google.com>
4761
4762 * gold-threads.h (class Once): Define.
4763 (class Initialize_lock): Rewrite as child of Once.
4764 * gold-threads.cc (class Once_initialize): Define.
4765 (once_pointer_control): New static variable.
4766 (once_pointer, once_arg): New static variables.
4767 (c_run_once): New static function.
4768 (Once::Once, Once::run_once, Once::internal_run): New functions.
4769 (class Initialize_lock_once): Remove.
4770 (initialize_lock_control): Remove.
4771 (initialize_lock_pointer): Remove.
4772 (initialize_lock_once): Remove.
4773 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4774 (Initialize_lock::initialize): Rewrite.
4775 (Initialize_lock::do_run_once): New function.
4776 * archive.cc (Archive::interpret_header): Only clear name if it is
4777 not already empty.
4778 * fileread.cc: Include "gold-threads.h"
4779 (file_counts_lock): New static variable.
4780 (file_counts_initialize_lock): Likewise.
4781 (File_read::release): Only increment counts when using --stats.
4782 Use a lock around the increment.
4783 * parameters.cc (class Set_parameters_target_once): Define.
4784 (set_parameters_target_once): New static variable.
4785 (Parameters::Parameters): Move here from parameters.h.
4786 (Parameters::set_target): Rewrite.
4787 (Parameters::set_target_once): New function.
4788 (Parameters::clear_target): Move here and rewrite.
4789 * parameters.h (class Parameters): Update declarations. Add
4790 set_parameters_target_once_ field.
4791 (Parameters::Parameters): Move to parameters.cc.
4792 (Parameters::clear_target): Likewise.
4793 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4794 task.
4795 (Start_group::~Start_group): New function.
4796 (Start_group::is_runnable): New function.
4797 (Start_group::locks, Start_group::run): New functions.
4798 (Finish_group::run): Change saw_undefined to size_t.
4799 * readsyms.h (class Start_group): Define.
4800 (class Finish_group): Change saw_undefined_ field to size_t.
4801 (Finish_group::Finish_group): Remove saw_undefined and
4802 this_blocker parameters. Change all callers.
4803 (Finish_group::set_saw_undefined): New function.
4804 (Finish_group::set_blocker): New function.
4805 * symtab.h (class Symbol_table): Change saw_undefined to return
4806 size_t. Change saw_undefined_ field to size_t.
4807 * target-select.cc (Set_target_once::do_run_once): New function.
4808 (Target_selector::Target_selector): Initialize set_target_once_
4809 field. Don't initialize lock_ and initialize_lock_ fields.
4810 (Target_selector::instantiate_target): Rewrite.
4811 (Target_selector::set_target): New function.
4812 * target-select.h (class Set_target_once): Define.
4813 (class Target_selector): Update declarations. Make
4814 Set_target_once a friend. Remove lock_ and initialize_lock_
4815 fields. Add set_target_once_ field.
4816
fa17a3f4
ILT		 48172010-02-10 Ian Lance Taylor <iant@google.com>
4818
4819 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4820 queueing any tasks.
4821 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4822 (queue_middle_tasks): Add all blockers before queueing any tasks.
4823 (queue_final_tasks): Likewise.
4824 * token.h (Task_token::add_blockers): New function.
4825 * object.h (Input_objects::number_of_relobjs): New function.
4826
c7177d31
ILT		 48272010-02-10 Ian Lance Taylor <iant@google.com>
4828
5de0e392
ILT		 4829 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4830 shared, not if not position independent.
4831 * x86_64.cc (Relocate::relocate_tls): Likewise.
4832 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4833 (tls_pie_pic_test): New target.
4834 * testsuite/Makefile.in: Rebuild.
4835
c7177d31
ILT		 4836 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4837 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4838 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4839 * testsuite/Makefile.in: Rebuild.
4840
684b268a
DM		 48412010-02-09 David S. Miller <davem@davemloft.net>
4842
4843 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4844 R_SPARC_RELATIVE using ->add_local_relative().
4845 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4846
612a8d3d
DM		 4847 * output.h (Output_data_dynamic::add_section_size): New method
4848 that takes two Output_data objects.
4849 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4850 entry param. Handle it in initializers.
4851 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4852 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4853 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4854 arg.
4855 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4856 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4857 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4858 for dynrel_includes_plt.
4859 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4860 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4861 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4862 before .rela.plt
4863 (Target_sparc::do_finalize_sections): Update to pass true for
4864 dynrel_includes_plt.
4865 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4866 output before .rela.plt
4867 (Target_powerpc::do_finalize_sections): Update to pass true for
4868 dynrel_includes_plt when 32-bit.
4869
cb1be87e
DK		 48702010-02-08 Doug Kwan <dougkwan@google.com>
4871
4872 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4873 method.
4874 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4875 Arm_relobj::scan_section_for_cortex_a8_stubs,
4876 Arm_relobj::do_relocation_section): Instead of calling
4877 Output_section::output_address, use faster
4878 Arm_relobj::simple_input_section_output_address.
4879
705b5121
DM		 48802010-02-08 David S. Miller <davem@davemloft.net>
4881
4882 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4883 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4884 relocation helper function.
4885
024c4466
DM		 4886 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4887 just like R_SPARC_GOT{10,13,22}.
4888 (Target_sparc::Scan::local): Likewise.
4889 (Target_sparc::Relocate:relocate): Likewise.
4890
9109c078
ILT		 48912010-02-06 Ian Lance Taylor <iant@google.com>
4892
4893 * configure.ac: Rewrite targetobjs duplicate removal code to use
4894 only shell constructs.
4895 * configure: Rebuild.
4896
cf846138
DK		 48972010-02-05 Doug Kwan <dougkwan@google.com>
4898
4899 PR 11247
4900 * arm.cc (Arm_relobj::section_is_scannable): New method.
4901 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4902 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4903
6cfaf60b
DK		 49042010-02-04 Doug Kwan <dougkwan@google.com>
4905
4906 PR 11247
4907 * arm-reloc-property.cc (cstdio): Include.
4908 * configure.ac (targetobjs): Remove duplicates.
4909 * configure: Regenerate.
4910 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4911 big and little endian version for a given address size.
4912
5c57f1be
DK		 49132010-02-03 Doug Kwan <dougkwan@google.com>
4914
4915 * arm-reloc-property.cc
4916 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4917 definition.
4918 * arm-reloc-property.h
4919 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4920 New method definition.
4921 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4922 declaration.
4923 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4924 overflow to N.
4925 (GOT_PREL): Change implemented to Y.
4926 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4927 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4928 (Arm_relocate_functions::movw_abs_nc): Remove method.
4929 (Arm_relocate_functions::movt_abs): Ditto.
4930 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4931 (Arm_relocate_functions::thm_movt_abs): Ditto.
4932 (Arm_relocate_functions::movw_rel_nc): Ditto.
4933 (Arm_relocate_functions::movw_rel): Ditto.
4934 (Arm_relocate_functions::movt_rel): Ditto.
4935 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4936 (Arm_relocate_functions:thm_movw_rel): Ditto.
4937 (Arm_relocate_functions:thm_movt_rel): Ditto.
4938 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4939 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4940 New method definitions.
4941 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4942 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4943 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4944 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4945 (Target_arm::Relocate::relocate): Check for non-static or
4946 unimplemented relocation code and exit early. Change calls to
4947 Target_arm::reloc_uses_thumb_bit and
4948 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4949 instead. Refactor code to handle similar relocations to increase
4950 code sharing. Remove check for unsupported relocation code in switch
4951 statement.
4952 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4953 relocation property table to find out size. Change error message to
4954 print out the name of a relocation code instead of the numeric value.
4955 (Target_arm::scan_reloc_for_stub): Use relocation property table
4956 instead of calling Target_arm::reloc_uses_thumb_bit().
4957
218c5831
DK		 49582010-02-02 Doug Kwan <dougkwan@google.com>
4959
4960 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4961 types of relaxed input section.
4962
0d31c79d
DK		 49632010-02-02 Doug Kwan <dougkwan@google.com>
4964
4965 * Makefile.am (HFILES): Add arm-reloc-property.h.
4966 (DEFFILES): New.
4967 (TARGETSOURCES): Add arm-reloc-property.cc
4968 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4969 (libgold_a_SOURCES): $(DEFFILES)
4970 * Makefile.in: Regenerate.
4971 * arm-reloc-property.cc: New file.
4972 * arm-reloc-property.h: New file.
4973 * arm-reloc.def: New file.
4974 * arm.cc: Update comments.
4975 (arm-reloc-property.h): New included header.
4976 (arm_reloc_property_table): New global variable.
4977 (Target_arm::do_select_as_default_target): New method definition.
4978 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4979 arm-reloc-property to targ_extra_obj.
4980 * parameters.cc (set_parameters_target): Call
4981 Target::select_as_default_target().
4982 * target.h (Target::select_as_default_target): New method definition.
4983 (Target::do_select_as_default_target): Same.
4984
546c7457
DK		 49852010-02-01 Doug Kwan <dougkwan@google.com>
4986
4987 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4988 first_output_text_section_.
4989 (Arm_exidx_fixup::first_output_text_section): New method definition.
4990 (Arm_exidx_fixup::first_output_text_section_): New data member.
4991 (Arm_exidx_fixup::process_exidx_section): Record the first text
4992 output section seen.
4993 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4994 and entsize in output section header.
4995
11b861d5
DK		 49962010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4997
4998 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4999 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5000 (Arm_relocate_functions::thm_alu11): New Method.
5001 (Arm_relocate_functions::thm_pc8): New Method.
5002 (Arm_relocate_functions::thm_pc12): New Method.
5003 (Target_arm::Scan::local): Handle the relocations.
5004 (Target_arm::Scan::global): Likewise.
5005 (Target_arm::Relocate::relocate): Likewise.
5006 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5007
c9a2c125
DK		 50082010-01-29 Doug Kwan <dougkwan@google.com>
5009
5010 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5011 of relocation types as ld.
5012
1521477a
DK		 50132010-01-29 Doug Kwan <dougkwan@google.com>
5014
5015 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5016 to public.
5017 (Arm_relocate_functions::thumb_branch_common): Ditto.
5018 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5019 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5020 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5021 Arm_relocate_functions::jump24): Remove.
5022 (Target_arm::Relocate::relocate): Adjust code to call
5023 Arm_relocation_functions::arm_branch_common and
5024 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5025 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5026
e7eca48c
DK		 50272010-01-29 Doug Kwan <dougkwan@google.com>
5028
5029 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5030 output_local_symbol_count_needs_update_.
5031 (Arm_relobj::output_local_symbol_count_needs_update,
5032 Arm_relobj::set_output_local_symbol_count_needs_update,
5033 Arm_relobj::update_output_local_symbol_count): New methods.
5034 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5035 member.
5036 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5037 of pointed function as in a R_ARM_PREL31 relocation.
5038 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5039 for output local symbol count updating.
5040 (Target_arm::do_relax): Update output local symbol counts in objects
5041 if necessary.
5042 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5043
02961d7e
ILT		 50442010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5045
5046 * arm.cc: Added support for the ARM relocations:
5047 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5048 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5049 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5050 movw_prel_nc).
5051 (Arm_relocate_functions::movw_rel): New method.
5052 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5053 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5054 thm_movw_prel_nc).
5055 (Arm_relocate_functions::thm_movw_rel): New method.
5056 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5057 thm_movt_prel).
5058 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5059 relocations.
5060 (Target_arm::Scan::global): Likewise.
5061 (Target_arm::Relocate::relocate): Likewise.
5062 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5063 Likewise.
5064
b10d2873
ILT		 50652010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5066
5067 * arm.cc: Added support for ARM group relocations.
5068 (Target_arm::reloc_needs_sym_origin): New method.
5069 (Arm_relocate_functions::calc_grp_kn): New method.
5070 (Arm_relocate_functions::calc_grp_residual): New method.
5071 (Arm_relocate_functions::calc_grp_gn): New method.
5072 (Arm_relocate_functions::arm_grp_alu): New Method.
5073 (Arm_relocate_functions::arm_grp_ldr): New Method.
5074 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5075 (Arm_relocate_functions::arm_grp_ldc): New Method.
5076 (Target_arm::Scan::local): Handle the ARM group relocations.
5077 (Target_arm::Scan::global): Likewise.
5078 (Target_arm::Relocate::relocate): Likewise.
5079 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5080 Likewise.
5081
2b328d4e
DK		 50822010-01-26 Doug Kwan <dougkwan@google.com>
5083
5084 * arm.cc (set): Include.
5085 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5086 pointer type.
5087 (Arm_output_section::Text_section_list): New type.
5088 (Arm_output_section::append_text_sections_to_list): New method.
5089 (Arm_output_section::fix_exidx_coverage): Ditto.
5090 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5091 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5092 Relobj::set_section_offset() instead of
5093 Sized_relobj::invalidate_section_offset().
5094 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5095 parameter for section headers. Ignore relocation sections for
5096 unallocated sections and EXIDX sections.
5097 (Target_arm::fix_exidx_coverage): New method.
5098 (Target_arm::output_section_address_less_than): New type.
5099 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5100 linked text section instead of the EXIDX section.
5101 (Arm_output_section::create_stub_group): Add an assertion to check
5102 that this is not an EXIDX output section.
5103 (Arm_output_section::append_text_sections_to_list): New method.
5104 (Arm_output_section::fix_exidx_coverage): Ditto.
5105 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5106 Arm_relobj::section_needs_reloc_stub_scanning.
5107 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5108 first pass.
5109 (Target_arm::fix_exidx_coverage): New method.
5110 * object.h (Relobj::set_output_section): New method.
5111 (Sized_relobj::invalidate_section_offset): Remove method.
5112 (Sized_relobj::do_invalidate_section_offset): Remove method.
5113 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5114
c7f3c371
DK		 51152010-01-25 Doug Kwan <dougkwan@google.com>
5116
5117 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5118 Fix warning due to signed and unsigned comparison on a 32-bit host.
5119
8923b24c
DK		 51202010-01-22 Doug Kwan <dougkwan@google.com>
5121
5122 * arm.cc (Target_arm::do_relax): Record an output section for section
5123 offset adjustment it contains any stub table that has changed.
5124 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5125 offsets in an output section if necessary.
5126 * output.cc (Output_section::Output_section): Initialize
5127 section_offsets_need_adjustments_.
5128 (Output_section::add_input_section_for_script): Renamed to
5129 Output_section::add_simple_input_section.
5130 (Output_section::save_states): Add a comment.
5131 (Output_section::discard_states): New method defintion.
5132 (Output_section::adjust_section_offsets): Same.
5133 * output.h (Output_section::add_input_section_for_script): Renamed to
5134 Output_section::add_simple_input_section.
5135 (Output_section::discard_states): New method declaration.
5136 (Output_section::adjust_section_offsets): Same.
5137 (Output_section::section_offsets_need_adjustment,
5138 Output_section::set_section_offsets_need_adjustment): New method
5139 definitions.
5140 (Output_section::section_offsets_need_adjustment_): New data member.
5141 * script-sections.cc
5142 (Output_section_element_input::set_section_address): Adjust code for
5143 renaming of Output_section::add_input_section_for_script.
5144 (Orphan_output_section::set_section_address): Same.
5145
9b2fd367
DK		 51462010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5147
5148 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5149 Fix_v4bx enum values .
5150 * gold/options.h (General_options): New option definitions.
5151 (General_options::fix_v4bx): New method.
5152 (General_options::Fix_v4bx): New enum.
5153 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5154 (General_options::parse_fix_v4bx_interworking): New method.
5155
80d0d023
DK		 51562010-01-22 Doug Kwan <dougkwan@google.com>
5157
5158 * arm.cc (Arm_exidx_fixup): New class.
5159
af2cdeae
DK		 51602010-01-21 Doug Kwan <dougkwan@google.com>
5161
5162 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5163 classes.
5164 (Arm_exidx_section_offset_map): New type.
5165
993d07c1
DK		 51662010-01-21 Doug Kwan <dougkwan@google.com>
5167
5168 * arm.cc (Arm_exidx_input_section): New class.
5169 (Arm_relobj::exidx_input_section_by_link,
5170 Arm_relobj::exidx_input_section_by_shndx,
5171 Arm_relobj::make_exidx_input_section): New methods.
5172 (read_arm_attributes_section): Remove.
5173 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5174 information about them.
5175 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5176 to here.
5177
5ac169d4
DK		 51782010-01-20 Doug Kwan <dougkwan@google.com>
5179
5180 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5181 Input_section_specifier to Section_id.
5182 (Target_arm::new_arm_input_section: Adjust code for change of key
5183 type.
5184 (Target_arm::find_arm_input_section): Ditto.
5185 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5186 (Section_id): Remove.
5187 (Garbage_collection::Section_id_hash): Remove.
5188 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5189 (Section_id): Remove.
5190 (Icf::Section_id_hash): Remove.
5191 * object.h (Section_id, Const_section_id, Section_id_hash,
5192 Const_section_id_hash): New type definitions.
5193 * output.cc (Output_section::add_relaxed_input_section): Change to
5194 use Const_section_id instead of Input_section_specifier as key type.
5195 (Output_section::add_merge_input_section): Ditto.
5196 (Output_section::build_relaxation_map): Change to use Section_id
5197 instead of Input_section_specifier as key type.
5198 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5199 Ditto.
5200 (Output_section::convert_input_sections_to_relaxed_sections): Change
5201 to use Const_section_id instead of Input_section_specifier as key type.
5202 (Output_section::find_merge_section): Ditto.
5203 (Output_section::find_relaxed_input_section): Ditto.
5204 * output.h (Input_section_specifier): Remove class.
5205 (Output_section::Output_section_data_by_input_section_map): Change
5206 key type to Const_section_id.
5207 (Output_section::Output_relaxed_input_section_by_input_section_map):
5208 Ditto.
5209 (Output_section::Relaxation_map): Change key type to Section_id.
5210
a2162063
ILT		 52112010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5212
5213 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5214 (class Arm_v4bx_stub): New class.
5215 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5216 (Stub_factory::make_arm_v4bx_stub): New method.
5217 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5218 (Stub_table::empty): Handle v4bx stubs.
5219 (Stub_table::add_arm_v4bx_stub): New method.
5220 (Stub_table::find_arm_v4bx_stub): New method.
5221 (Arm_relocate_functions::v4bx): New method.
5222 (Target_arm::fix_v4bx): New method.
5223 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5224 (Stub_table::relocate_stubs): Likewise.
5225 (Stub_table::do_write): Likewise.
5226 (Stub_table::update_data_size_and_addralign): Likewise.
5227 (Stub_table::finalize_stubs): Likewise.
5228 (Target_arm::Scan::local): Likewise.
5229 (Target_arm::Scan::global): Likewise.
5230 (Target_arm::do_finalize_sections): Likewise.
5231 (Target_arm::Relocate::relocate): Likewise.
5232 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5233 Likewise.
5234 (Target_arm::scan_reloc_for_stub): Likewise.
5235 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5236
5696ab0b
ILT		 52372010-01-19 Ian Lance Taylor <iant@google.com>
5238
5239 * output.cc (Output_section_headers::do_sized_write): Write large
5240 segment count to sh_info field.
5241 (Output_file_header::do_sized_write): For large segment count,
5242 write PN_XNUM to e_phnum field.
5243
800d0f56
ILT		 52442010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5245
5246 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5247 (Arm_relocate_functions::thm_jump8): New function.
5248 (Arm_relocate_functions::thm_jump11): New function.
5249 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5250 R_ARM_THM_JUMP11.
5251 (Target_arm::Scan::global): Likewise.
5252 (Target_arm::Relocate::relocate): Likewise.
5253 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5254 Likewise.
5255
41263c05
DK		 52562010-01-14 Doug Kwan <dougkwan@google.com>
5257
5258 * arm.cc (map, utility): Include headers.
5259 (Target_arm::apply_cortex_a8_workaround): New method.
5260 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5261 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5262 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5263 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5264 the --[no-]fix-cortex-a8 command line options.
5265 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5266 (Target_arm::relocate_stub): Use addend in instruction template.
5267 * options.h (DEFINE_bool): Set the user-set flag.
5268 (General_options): Add --[no-]-fix-cortex options.
5269 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5270 : Update fast look-up map after conversion.
41263c05 5271
459e9b03
ST		 52722010-01-14 Sriraman Tallam <tmsriram@google.com>
5273
5274 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5275 in the first pass of do_layout.
5276
b521dfe4
DK		 52772010-01-13 Doug Kwan <dougkwan@google.com>
5278
5279 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5280 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5281 apparent compiler problem of not folding static constant integral
5282 data members of elfcpp::Elf_sizes<32>.
5283
44272192
DK		 52842010-01-13 Doug Kwan <dougkwan@google.com>
5285
5286 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5287 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5288 Arm_relobj::scan_section_for_cortex_a8_erratum,
5289 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5290 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5291 sections to scan for relocation stubs into a new method
5292 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5293 relocation and Cortex-A8 stub scanning.
5294 (Target_arm::do_relax): Force stubs to be after stubbed sections
5295 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5296 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5297 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5298
44b71ece
ILT		 52992010-01-12 Ian Lance Taylor <iant@google.com>
5300
5301 * target-reloc.h (visibility_error): New inline function.
5302 (relocate_section): Call visibility_error.
5303 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5304 (MOSTLYCLEANFILES): Likewise.
5305 (protected_4_pic.o, protected_3.err): New targets.
5306 * testsuite/protected_4.cc: New file.
5307
a120bc7f
DK		 53082010-01-12 Doug Kwan <dougkwan@google.com>
5309
5310 * arm.cc (Cortex_a8_reloc): New class.
5311 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5312 and cortex_a8_relocs_info_.
5313 (Target_arm::fix_cortex_a8): New method definition.
5314 (Target_arm::Cortex_a8_relocs_info): New type.
5315 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5316 New data member declarations.
5317 (Target_arm::scan_reloc_for_stub): Record information about
5318 relocations for THUMB branches that might be exempted from the
5319 Cortex-A8 workaround.
5320 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5321 at the beginning of a relaxation pass.
5322
20138696
DK		 53232010-01-12 Doug Kwan <dougkwan@google.com>
5324
5325 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5326 (Arm_relobj::Mapping_symbol_position,
5327 Arm_reloj::Mapping_symbol_position_less,
5328 Arm_relobj::Mapping_symbols_info): New types.
5329 (Target_arm::is_mapping_symbol_name): New method definition.
5330 (Arm_relobj::do_count_local_symbols): Save information about mapping
5331 symbols.
5332
089d69dc
DK		 53332010-01-11 Doug Kwan <dougkwan@google.com>
5334
5335 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5336 Arm_relocate_functions::thumb32_branch_upper,
5337 Arm_relocate_functions::thumb32_branch_lower,
5338 Arm_relocate_functions::thumb32_cond_branch_offset,
5339 Arm_relocate_functions::thumb32_cond_branch_upper,
5340 Arm_relocate_functions::thumb32_cond_branch_lower,
5341 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5342 branch offset encoding.
5343 (Arm_relocate_functions::thumb_branch_common): Use new branch
5344 offset encoding methods to avoid code duplication.
5345 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5346 (Stub_addend_reader::operator()): Use new branch encoding method
5347 to avoid code duplication.
5348
99e5bff2
DK		 53492010-01-11 Doug Kwan <dougkwan@google.com>
5350
5351 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5352 (Target_arm::do_finalize_sections): Define special EXIDX section
5353 symbols only if referenced.
5354 * gc.h (Garbage_collection::add_reference): New method.
5355 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5356 code duplication.
5357
98e090bd
ILT		 53582010-01-11 Ian Lance Taylor <iant@google.com>
5359
d0a91bd8
ILT		 5360 * script.cc (Version_script_info::build_expression_list_lookup):
5361 Change complaing about duplicate wildcard match from error to
5362 warning.
5363
98e090bd
ILT		 5364 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5365 of 2009-12-30.
5366 (Version_script_info::Version_script_info): Initialize globs_,
5367 default_version_, default_is_global_, and exact_. Don't
5368 initialize globals_ or locals_.
5369 (Version_script_info::build_lookup_tables): Build local symbols
5370 first.
5371 (Version_script_info::unquote): New function.
5372 (Version_script_info::add_exact_match): New function.
5373 (Version_script_info::build_expression_list_lookup): Remove lookup
5374 parameter. Add is_global parameter. Change all callers. Handle
5375 wildcard pattern specially. Unquote pattern. Call
5376 add_exact_match.
5377 (Version_script_info::get_name_to_match): New function.
5378 (Version_script_info::get_symbol_version): New function.
5379 (Version_script_info::get_symbol_version_helper): Remove.
5380 (Version_script_info::check_unmatched_names): Call unquote.
5381 * script.h (class Version_script_info): Change get_symbol_version
5382 to be non-inline and add is_global parameter; change all callers.
5383 Rewrite symbol_is_local. Update declarations. Define struct
5384 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5385 Remove globals_ and locals_ members. Add exact_, globs_,
5386 default_version_, is_global_.
5387 (Version_script_info::Glob): Remove pattern, add expression and
5388 is_global. Update constructor. Change all callers.
5389 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5390 default version.
5391 (Versions::symbol_section_contents): If a symbol is undefined, or
5392 defined in a dynamic object, set the version index to
5393 VER_NDX_LOCAL.
5394 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5395 symbol_is_local.
5396 (Symbol_table::add_from_pluginobj): Likewise.
5397 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5398
d56962d3
DK		 53992010-01-11 Doug Kwan <dougkwan@google.com>
5400
5401 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5402 (incremental_dump_LDADD): Add linking option for libintl.
5403 * Makefile.in: Regenerate.
5404
94e6ee91
L		 54052010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5406
5407 PR gold/11144
5408 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5409 instead of -Ds.
5410 * testsuite/Makefile.in: Regenerated.
5411
e96c574b
DK		 54122010-01-10 Doug Kwan <dougkwan@google.com>
5413
5414 * options.h (DEFINE_var): Use parentheses around argument varname__
5415 in macro body to avoid any unintended subsequent substitutions.
5416
7198066b
ILT		 54172010-01-10 Ian Lance Taylor <iant@google.com>
5418
ba4d53bf
ILT		 5419 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5420 candidates before doing symbol resolution.
5421
7198066b
ILT		 5422 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5423 ODR candidates if only one is weak.
5424
a2beed37
ILT		 54252010-01-08 Ian Lance Taylor <iant@google.com>
5426
5427 * script.cc (Version_script_info::build_expression_list_lookup):
5428 Don't warn about ambiguous version, just record the ambiguity.
5429 (Version_script_info::get_symbol_version_helper): Give error if
5430 version is ambiguous.
5431
2fb7225c
DK		 54322010-01-08 Doug Kwan <dougkwan@google.com>
5433
5434 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5435 prev_data_size_ and prev_addralign_. Remove initializer for
5436 deleted data member has_been_changed_.
5437 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5438 to determine if the table is empty.
5439 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5440 Remove.
5441 (Stub_table::add_reloc_stub): Define method in class definition
5442 instead of just declaring it there.
5443 (Stub_table::add_cortex_a8_stub): New method definition.
5444 (Stub_table::update_data_size_and_addralign): Ditto.
5445 (Stub_table::finalize_stubs): Ditto.
5446 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5447 (Stub_table::do_addralign_): Return address alignment in the
5448 (Stub_table::do_reset_address_and_file_offset): Define method in
5449 class definition instead of declaring it there. Set current data
5450 size to be the data size of the previous pass.
5451 (Stub_table::set_final_data_size): Use current data size as the
5452 final data size.
5453 (Stub_table::relocate_stub): Change parameter type of stub from
5454 Reloc_stub pointer to Stub pointer.
5455 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5456 (Stub_table::Cortex_a8_stub_list): New typedef.
5457 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5458 Stub_table::prev_addralign_): New data member.
5459 (Arm_relobj::Arm_relobj): Initialize data member
5460 section_has_cortex_a8_workaround_.
5461 (Arm_relobj::section_has_cortex_a8_workaround,
5462 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5463 definitions.
5464 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5465 declarations.
5466 (Target_arm::relocate_stub): Change parameter type of stub from
5467 Reloc_stub pointer to Stub pointer.
5468 (Insn_template::size, Insn_template::alignment): Handle
5469 THUMB16_SPECIAL_TYPE.
5470 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5471 Stub_table::update_data_size_and_addralign,
5472 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5473 definitions.
5474 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5475 (Stub_table::do_write): Ditto.
5476 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5477
880cd20d
ILT		 54782010-01-08 Ian Lance Taylor <iant@google.com>
5479
5480 PR 11108
5481 * symtab.h (class Symbol): Remove fields is_target_special_ and
5482 has_plt_offset_. Add field is_defined_in_discarded_section_.
5483 (Symbol::is_defined_in_discarded_section): New function.
5484 (Symbol::set_is_defined_in_discarded_section): New function.
5485 (Symbol::has_plt_offset): Rewrite.
5486 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5487 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5488 Don't initialize is_target_special_ or has_plt_offset_.
5489 Initialize is_defined_in_discarded_section_.
5490 (Symbol_table::add_from_relobj): If appropriate, set
5491 is_defined_in_discarded_section.
5492 * resolve.cc (Symbol::override_base_with_special): Don't test
5493 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5494 * target-reloc.h (relocate_section): Do special handling for
5495 symbols defined in discarded sections for global symbols as well
5496 as local symbols.
5497
2703e3eb
ILT		 54982010-01-08 Ian Lance Taylor <iant@google.com>
5499
5500 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5501 the SHT_SYMTAB case.
5502
339d40a3
ILT		 55032010-01-08 Ian Lance Taylor <iant@google.com>
5504
5505 * object.cc (Sized_relobj::do_layout): Don't get confused if
5506 layout_eh_frame returns NULL.
5507
abecea76
ILT		 55082010-01-08 Ian Lance Taylor <iant@google.com>
5509
5510 PR 11084
5511 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5512 dynamic symbol table, use the normal symbol table.
5513 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5514 symbol table.
5515
6b7dd3f3
ILT		 55162010-01-08 Ian Lance Taylor <iant@google.com>
5517
5518 PR 11072
5519 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5520 sections.
5521
36c50e63
L		 55222010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5523
5524 * version.cc (print_version): Change to "Copyright 2010".
5525
e291e7b9
ILT		 55262010-01-08 Ian Lance Taylor <iant@google.com>
5527
5528 PR 10287
5529 PR 11063
5530 * i386.cc (class Target_i386): Change return type of plt_section
5531 to be non-const.
5532 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5533 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5534 tls_desc_rel_ field.
5535 (Output_data_plt_i386::rel_tls_desc): New function.
5536 (Target_i386::rel_tls_desc_section): New function.
5537 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5538 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5539 R_386_TLS_DESC reloc in rel_tls_desc_section.
5540 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5541 Define struct Tlsdesc_info.
5542 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5543 (Target_x86_64::do_reloc_symbol_index): New function.
5544 (Target_x86_64::add_tlsdesc_info): New function.
5545 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5546 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5547 tlsdesc_rel_ field.
5548 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5549 all callers.
5550 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5551 (Target_x86_64::rela_tlsdesc_section): New function.
5552 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5553 handling.
5554 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5555 (Target_x86_64::do_reloc_addend): New function.
5556 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5557 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5558 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5559 (Output_reloc::type): New function.
5560 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5561 (Output_reloc::is_target_specific): New function.
5562 (Output_reloc::target_arg): New function.
5563 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5564 absolute relocs and target specific relocs.
5565 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5566 add_target_specific.
5567 (class Output_data_reloc) [SHT_RELA]: Likewise.
5568 * output.cc (Output_reloc::Output_reloc): Add four new versions
5569 for absolute relocs and target specific relocs.
5570 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5571 (Output_reloc::get_symbol_index): Likewise.
5572 (Output_reloc::local_section_offset): Check that local_sym_index_
5573 is not TARGET_CODE or 0.
5574 (Output_reloc::symbol_value): Likewise.
5575 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5576 reloc.
5577 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5578 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5579 functions.
5580 * layout.cc (add_target_dynamic_tags): Use output section for
5581 DT_PLTRELSZ and DT_JMPREL.
5582
3a44184e
ILT		 55832010-01-07 Ian Lance Taylor <iant@google.com>
5584
5585 PR 11061
5586 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5587 function.
5588 (class Output_data_reloc_generic): Define.
5589 (class Output_data_reloc_base): Change base class to
5590 Output_data_reloc_generic. Change add() method to call
5591 bump_relative_reloc_count for a relative reloc. Remove
5592 sort_relocs_ field.
5593 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5594 to sort_relocs().
5595 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5596 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5597 appropriate.
5598 * layout.h (class Layout): Update declaration.
5599
ea715a34
ILT		 56002010-01-07 Ian Lance Taylor <iant@google.com>
5601
5602 * output.h (class Output_data): Add const version of
5603 output_section and do_output_section.
5604 (class Output_section_data): Add const version of
5605 do_output_section.
5606 (class Output_section): Likewise.
5607 * layout.cc (Layout::add_target_dynamic_tags): New function.
5608 * layout.h (class Layout): Update declarations.
5609 * arm.cc (Target_arm::do_finalize_sections): Use
5610 add_target_dynamic_tags.
5611 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5612 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5613 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5614 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5615
659948a4
ILT		 56162010-01-07 Ian Lance Taylor <iant@google.com>
5617
5618 PR 11042
5619 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5620 object as needed.
5621
9d3b86f6
ILT		 56222010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5623 Ian Lance Taylor <iant@google.com>
5624
5625 PR 11019
5626 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5627 Xindex::read_symtab_xindex.
5628
bb0d3eb0
DK		 56292010-01-07 Doug Kwan <dougkwan@google.com>
5630
5631 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5632 (Insn_template::thumb16_bcond_insn): New method declaration.
5633 (Insn_template): Fix spelling.
5634 (Stub::thumb16_special): New method declaration.
5635 (Stub::do_write): Define virtual method which was previously pure
5636 virtual.
5637 (Stub::do_thumb16_special): New method declaration.
5638 (Stub::do_fixed_endian_write): New template member.
5639 (Reloc_stub::do_write): Remove.
5640 (Reloc_stub::do_fixed_endian_write): Remove.
5641 (Cortex_a8_stub): New class definition.
5642 (Stub_factory::make_cortex_a8_stub): New method definition.
5643 (Stub_factory::Stub_factory): Add missing static storage class
5644 qualifier for elf32_arm_stub_a8_veneer_blx.
5645
ffeef7df
ILT		 56462010-01-07 Ian Lance Taylor <iant@google.com>
5647
dc3f80fe
ILT		 5648 PR 10980
5649 * options.h (class General_options): Add --warn-unresolved-symbols
5650 and --error-unresolved-symbols.
5651 * errors.cc (Errors::undefined_symbol): Implement
5652 --warn-unresolved-symbols.
5653
ffeef7df
ILT		 5654 * options.h (class General_options): Add -z text and -z textoff.
5655 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5656
f1ec9ded
ST		 56572010-01-06 Sriraman Tallam <tmsriram@google.com>
5658
5659 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5660 (Garbage_collection::cident_sections): New function.
5661 (Garbage_collection::add_cident_section): New function.
5662 (Garbage_collection::cident_sections_): New member.
5663 (gc_process_relocs): Add references to sections whose names are C
5664 identifiers.
5665 * gold.h (cident_section_start_prefix): New constant.
5666 (cident_section_stop_prefix): New constant.
5667 (is_cident): New function.
5668 * layout.cc (Layout::define_section_symbols): Replace string constants
5669 with the newly defined constants.
5670 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5671 C identifiers.
5672 * testsuite/Makefile.am: Add gc_orphan_section_test.
5673 * testsuite/Makefile.in: Regenerate.
5674 * testsuite/gc_orphan_section_test.cc: New file.
5675 * testsuite/gc_orphan_section_test.sh: New file.
5676
6eda8c29
ILT		 56772010-01-06 Ian Lance Taylor <iant@google.com>
5678
b9674e17
ILT		 5679 PR 10980
5680 * options.h (class General_options): Add --warn-shared-textrel.
5681 * layout.cc (Layout::finish_dynamic_section): Implement
5682 --warn-shared-textrel.
5683
6eda8c29
ILT		 5684 PR 10980
5685 * options.h (class General_options): Add --warn-multiple-gp.
5686
32dcd44e
ILT		 56872010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5688
5689 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5690 $(THREADSLIB) and $(LIBDL).
5691 * Makefile.in: Rebuild.
5692
a192ba05
ILT		 56932010-01-06 Ian Lance Taylor <iant@google.com>
5694
5695 PR 10980
5696 * options.cc (General_options::parse_section_start): New function.
5697 (General_options::section_start): New function.
5698 (General_options::General_options): Initialize all members.
5699 * options.h: Include <map>
5700 (class General_options): Add --section-start. Add section_starts_
5701 member.
5702 * layout.cc (Layout::attach_allocated_section_to_segment): If
5703 --section-start was used, set the address of the segment. Remove
5704 local sort_sections.
5705 (Layout::relaxation_loop_body): If the address of the load segment
5706 has been set by --section-start, don't use it.
5707 * output.h (Output_segment::update_flags_for_output_section): New
5708 function.
5709 * output.cc (Output_segment::add_output_section): Call
5710 update_flags_for_output_section.
5711
dde3f402
ILT		 57122010-01-05 Ian Lance Taylor <iant@google.com>
5713
62dfdd4d
ILT		 5714 PR 10980
5715 * options.h (class General_options): Add --undefined-version.
5716 * script.cc (struct Version_expression): Add was_matched_by_symbol
5717 field.
5718 (Version_script_info::matched_symbol): New function.
5719 (Version_script_info::get_symbol_version_helper): Call
5720 matched_symbol.
5721 (Version_script_info::check_unmatched_names): New function.
5722 * script.h (class Version_script_info): Update declarations.
5723 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5724
9c4ae156
ILT		 5725 * options.h (class General_options): Use DEFINE_bool_alias for
5726 allow_multiple_definition.
5727 * resolve.cc (Symbol_table::should_override): Don't test
5728 allow_multiple_definition.
5729
dde3f402
ILT		 5730 PR 10980
5731 * options.h (class General_options): Add --cref.
5732 * main.cc (main): Print cref table if --cref. Don't close mapfile
5733 until after printing cref table.
5734 * cref.cc: Include "symtab.h".
5735 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5736 (Cref_table_compare::operator()): New function.
5737 (Cref_inputs::gather_cref): New function.
5738 (filecol): New static const.
5739 (Cref_inputs::print_cref): New function.
5740 (Cref::print_cref): New function.
5741 * cref.h: Include <cstdio>.
5742 (class Cref): Update declarations.
5743 * mapfile.h (Mapfile::file): New function.
5744 * object.h (class Object): Define Symbols. Declare virtual
5745 do_get_global_symbols.
5746 (Object::get_global_symbols): New function.
5747 * object.cc (Input_objects::add_object): Pass object to cref_ if
5748 --cref.
5749 (Input_objects::archive_start): Likewise.
5750 (Input_objects::archive_stop): Likewise.
5751 (Input_objects::print_cref): New function.
5752 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5753 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5754 --cref.
5755 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5756 function.
5757 * plugin.h (class Sized_pluginobj): Update declarations.
5758
8781f709
ILT		 57592010-01-05 Ian Lance Taylor <iant@google.com>
5760
5761 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5762 to is_default_version. Rename insdef to insdefault.
5763 (Symbol_table::add_from_relobj): Rename def to is_default_version
5764 and local to is_forced_local.
5765 (Symbol_table::add_from_pluginobj): Likewise.
5766 (Symbol_table::add_from_dynobj): Likewise.
5767 (Symbol_table::define_special_symbol): Rename insdef to
5768 insdefault.
5769
fe35d28d
ILT		 57702010-01-04 Ian Lance Taylor <iant@google.com>
5771
30bc8c46
ILT		 5772 PR 10980
5773 * options.h (class General_options): Add
5774 --allow-multiple-definition and -z muldefs.
5775 * resolve.cc (Symbol_table::should_override): Don't warn about a
5776 multiple symbol definition if --allow-multiple-definition or -z
5777 muldefs.
5778
7eaea549
ILT		 5779 PR 10980
5780 * options.h (class General_options): Add --add-needed and
5781 --copy-dt-needed-entries. Tweak --as-needed help entry.
5782 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5783 error if --copy-dt-needed-entries aka --add-needed is used and
5784 would cause a change in behaviour.
5785
fe35d28d
ILT		 5786 PR 10980
5787 * options.h (class General_options): Add -G as a short version of
5788 --shared. Add no-op options -assert, -g, and -i.
5789
55a2bb35
ST		 57902010-01-04 Sriraman Tallam <tmsriram@google.com>
5791
5792 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5793 check for .text or .gnu.linkonce.t sections.
5794 * icf.cc (Icf::find_identical_sections): Ditto.
5795 Change the detection for mangled function name within the section
5796 name.
5797 * icf.h (is_section_foldable_candidate): New function.
5798
719328e1
ILT		 57992009-12-30 Ian Lance Taylor <iant@google.com>
5800
5801 PR 10980
5802 * options.h (class General_options): Permit two dashes with
5803 --retain-symbols-file.
5804
d7bb5745
ILT		 58052009-12-30 Ian Lance Taylor <iant@google.com>
5806
403a15dd
ILT		 5807 PR 10979
5808 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5809 don't put the file header and segment headers in the text
5810 segment.
5811
eda294df
ILT		 5812 PR 10979
5813 * common.cc (Sort_commons::operator()): Stabilize sort when both
5814 entries are NULL.
5815 (Symbol_table::do_allocate_commons_list): When allocating common
5816 symbols, skip a symbol which is no longer common.
5817 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5818 an object before checking its type.
5819 * testsuite/common_test_2.c: New file.
5820 * testsuite/common_test_3.c: New file.
5821 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5822 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5823 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5824 (common_test_2_pic.o, common_test_2.so): New targets.
5825 (common_test_3_pic.o, common_test_3.so): New targets.
5826 * testsuite/Makefile.in: Rebuild.
5827
d7bb5745
ILT		 5828 PR 10979
5829 * script.cc (read_input_script): If we see a new SECTIONS clause,
5830 and we have added an input section, give an error.
5831 * layout.h (class Layout): Add have_added_input_section function.
5832 Add have_added_input_section_ field.
5833 * layout.cc (Layout::Layout): Initialize
5834 have_added_input_section_.
5835 (Layout::layout): Set have_added_input_section_.
5836 (Layout::layout_eh_frame): Likewise.
5837
fc59c572
ILT		 58382009-12-30 Ian Lance Taylor <iant@google.com>
5839
5840 PR 10931
5841 * options.h (class General_options): Add --sort-common option.
5842 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5843 * common.cc (Sort_common): Add sort_order parameter to
5844 constructor. Add sort_order_ field.
5845 (Sort_commons::operator): Check sort_order_.
5846 (Symbol_table::allocate_commons): Determine the sort order.
5847 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5848 Change all callers.
5849 (Symbol_table::do_allocate_commons_list): Likewise.
5850
1c74fab0
ILT		 58512009-12-30 Ian Lance Taylor <iant@google.com>
5852
5853 PR 10916
5854 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5855 symbols from this object, don't change the visibility of an
5856 undefined symbol.
5857 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5858
6affe781
ILT		 58592009-12-30 Ian Lance Taylor <iant@google.com>
5860
5861 PR 10861
5862 * script.h (class Version_script_info): Define Language enum.
5863 Update declarations. Define Glob, Exact, and Lookup types. Add
5864 new fields globals_, locals_, and is_finalized_.
5865 * script.cc: Various formatting fixes.
5866 (class Parser_closure): Change language_stack_ from a vector of
5867 std::string to one of Version_script_info::Language. Adjust all
5868 uses accordingly.
5869 (class Lazy_demangler): Remove.
5870 (struct Version_expression): Change language from std::string to
5871 Version_script_info::Language.
5872 (Version_script_info::Version_script_info): New function.
5873 (Version_script_info::~Version_script_info): Don't call clear.
5874 (Version_script_info::finalize): New function.
5875 (Version_script_info::build_lookup_tables): New function.
5876 (Version_script_info::build_expression_list_lookup): New
5877 function.
5878 (Version_script_info::get_symbol_version_helper): Rewrite to use
5879 lookup tables.
5880 (Version_script_info::print_expression_list): Adjust to use
5881 Version_script_info::Language.
5882 (script_push_lex_into_version_mode): Check that the version script
5883 has not been finalized.
5884 (version_script_push_lang): Change language string to
5885 Version_script_info::Language.
5886 * options.cc (Command_line::version_script): New function.
5887 * options.h (class General_options): Add finalize_dynamic_list
5888 function. Change version_script from declaration to definition.
5889 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5890 * testsuite/version_script.map: Remove duplicate def of foo.
5891 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5892 version_script.map.
5893 * testsuite/Makefile.in: Rebuild.
5894
818bf354
ILT		 58952009-12-30 Ian Lance Taylor <iant@google.com>
5896
5897 PR 10843
5898 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5899 if the input symbol index is 0, make the output symbol index 0.
5900
ebcc8304
ILT		 59012009-12-30 Ian Lance Taylor <iant@google.com>
5902
5903 PR 10670
5904 * options.h (class General_options): Add -x/--discard-all.
5905 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5906 --discard-all. If the local symbol needs a dynamic entry, check
5907 that before handling --discard-locals.
5908
176fe33f
ILT		 59092009-12-30 Ian Lance Taylor <iant@google.com>
5910
bb321bb1
ILT		 5911 PR 10450
5912 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5913 flags to PF_R.
5914 (Output_segment::add_output_section): Don't change the flags if
5915 the type is PT_TLS.
5916
176fe33f
ILT		 5917 PR 10450
5918 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5919 GNU hash table if they need a dynamic value. Otherwise, don't add
5920 them if they are defined in a dynamic object or are forced local.
5921
e8cd95c7
ILT		 59222009-12-29 Ian Lance Taylor <iant@google.com>
5923
1b81fb71
ILT		 5924 PR 10450
5925 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5926 .gnu.hash table for a 32-bit target.
5927
8d6d383d
ILT		 5928 PR 10450
5929 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5930 regular and a dynamic object only needs a dynamic symbol table
5931 entry if it is externally visible.
5932
e785ec03
ILT		 5933 PR 10450
5934 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5935 constructor. Add global_offset_table_ field.
5936 (Target_i386::got_section): Set global_offset_table_.
5937 (Target_i386::do_finalize_sections): Set global_offset_table_
5938 size.
5939 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5940 in constructor. Add global_offset_table_ field.
5941 (Target_x86_64::got_section): Set global_offset_table_.
5942 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5943 size.
5944
1a2dff53
ILT		 5945 * layout.cc (Layout::Layout): Initialize increase_relro_.
5946 (Layout::get_output_section): Add is_relro, is_last_relro, and
5947 is_first_non_relro parameters. Change all callers.
5948 (Layout::choose_output_section): Likewise.
5949 (Layout::add_output_section_data): Likewise.
5950 (Layout::make_output_section): Likewise.
5951 (Layout::set_segment_offsets): Clear increase_relro when using a
5952 linker script.
5953 * layout.h (class Layout): Add increase_relro method. Add
5954 increase_relro_ field. Update declarations.
5955 * output.cc (Output_section::Output_section): Initialize
5956 is_last_relro_ and is_first_non_relro_.
5957 (Output_segment::add_output_section): Group relro sections is
5958 do_sort is true. Handle is_last_relro and is_first_non_relro.
5959 (Output_segment::maximum_alignment): Remove relro handling.
5960 (Output_segment::set_section_addresses): Add increase_relro
5961 parameter. Change all callers. Add initial alignment to align
5962 relro sections on separate page. Remove old relro handling.
5963 (Output_segment::set_section_list_addresses): Remove in_relro
5964 parameter. Change all callers.
5965 (Output_segment::set_offset): Add increase parameter. Change all
5966 callers. Remove old relro handling.
5967 * output.h (class Output_section): Add new methods: is_last_relro,
5968 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5969 Add is_last_relro_ and is_first_non_relro_ fields.
5970 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5971 Create separate .got.plt section. Call increase_relro.
5972 * x86_64.cc (Target_x86_64::got_section): Likewise.
5973 * testsuite/relro_script_test.t: Add .got.plt.
5974
f0ba79e2
ILT		 5975 PR 10450
5976 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5977 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5978 (Layout::finalize): Call set_dynamic_symbol_size.
5979 (Layout::set_dynamic_symbol_size): New function.
5980 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5981 set_dynamic_symbol_size.
5982
e8cd95c7
ILT		 5983 PR 10450
5984 * output.h (class Output_section): Add is_entsize_zero_ field.
5985 * output.cc (Output_section::Output_section): Initialize
5986 is_entsize_zero_.
5987 (Output_section::set_entsize): If two different entsizes are
5988 requested, force it to zero.
5989 (Output_section::add_input_section): Set flags for .debug_str
5990 before updating section flags. Set entsize.
5991 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5992 and SHF_STRING if all input sections have those flags.
5993
3e1b9a8a
RÁE		 59942009-12-29 Rafael Espindola <espindola@google.com>
5995
5996 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 5997 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5998 reporting.
3e1b9a8a 5999
3dcad376
ST		 60002009-12-29 Sriraman Tallam <tmsriram@google.com>
6001
6002 * options.cc (General_options::parse_version): Allow -v to exit
6003 without an error if there is nothing to link.
6004
084e2665
ILT		 60052009-12-29 Ian Lance Taylor <iant@google.com>
6006
6007 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6008 using a version of gcc before 4.1.
6009 * configure: Rebuild.
6010
250acde3
CD		 60112009-12-28 Chris Demetriou <cgd@google.com>
6012
6013 * attributes.cc (Output_attributes_section_data::do_write): Use
6014 std::vector::front rather than std::vector::data.
6015
99fff23b
ILT		 60162009-12-28 Ian Lance Taylor <iant@google.com>
6017
6018 * symtab.h (class Symbol_table): Add enum Defined.
6019 * resolve.cc (Symbol_table::should_override): Add defined
6020 parameter. Change all callers. Test whether object is NULL
6021 before calling a method on it.
6022 (Symbol_table::report_resolve_problem): Add defined parameter.
6023 Change all callers.
6024 (Symbol_table::should_override_with_special): Likewise.
6025 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6026 parameter. Change all callers.
6027 (Symbol_table::do_define_in_output_data): Likewise.
6028 (Symbol_table::define_in_output_segment): Likewise.
6029 (Symbol_table::do_define_in_output_segment): Likewise.
6030 (Symbol_table::define_as_constant): Likewise.
6031 (Symbol_table::do_define_as_constant): Likewise.
6032 * script.h (class Symbol_assignment): Add is_defsym parameter to
6033 constructor; change all callers.
6034 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6035 parameter. Change all callers. Add is_defsym_ field.
6036 (class Parser_closure): Add parsing_defsym parameter to
6037 constructor; change all callers. Add parsing_defsym accessor
6038 function. Add parsing_defsym_ field.
6039
556bd683
ILT		 60402009-12-28 Ian Lance Taylor <iant@google.com>
6041
6042 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6043 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6044
1782c879
ILT		 60452009-12-23 Ian Lance Taylor <iant@google.com>
6046
6047 * i386.cc (Target_i386::do_calls_non_split): Recognize
6048 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6049 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6050 -fsplit-stack prologue when using %r11.
1782c879 6051
329ca2b1
ST		 60522009-12-21 Sriraman Tallam <tmsriram@google.com>
6053
6054 * options.cc (General_options::parse_version): Make -v continue and do
6055 the link like GNU ld does.
6056
d675ff46
RÁE		 60572009-12-17 Rafael Avila de Espindola <espindola@google.com>
6058
6059 * Makefile.am (CCFILES): Add timer.cc.
6060 (HFILES): Add timer.h.
6061 * configure.ac: Check for sysconf and times.
6062 * main.cc: include timer.h.
6063 (main): Use Timer instead of get_run_time.
6064 * timer.cc: New.
6065 * timer.h: New.
6066 * workqueue.cc: include timer.h.
6067 (Workqueue::find_and_run_task):
6068 Report user, sys and wall time.
6069 * Makefile.in: Regenerate.
6070 * config.in: Regenerate.
6071 * configure: Regenerate.
6072
d6344fb5
DK		 60732009-12-16 Doug Kwan <dougkwan@google.com>
6074
6075 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6076 sections.
6077 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6078 relaxed input sections.
6079 * output.cc (Output_section::find_relaxed_input_section): Change
6080 return type to Output_relaxed_input_section pointer. Adjust code
6081 for new type of relaxed_input_section_map_.
6082 * output.h (Output_section::find_relaxed_input_section): Change
6083 return type to Output_relaxed_input_section pointer.
6084 (Output_section::Output_relaxed_input_section_by_input_section_map):
6085 New type.
6086 (Output_section::relaxed_input_section_map_): Change type to
6087 Output_section::Output_relaxed_input_section_by_input_section_map.
6088 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6089 input section.
6090
0e0d5469
ILT		 60912009-12-15 Ian Lance Taylor <iant@google.com>
6092
6093 * layout.cc (Layout::create_shstrtab): Only write out after input
6094 sections if we are compressing debug sections.
6095
0649a889
ILT		 60962009-12-15 Ian Lance Taylor <iant@google.com>
6097
6098 * archive.cc (Archive::add_symbols): Only look up a symbol without
6099 a version if there is, in fact, a version.
6100
2ea97941
ILT		 61012009-12-14 Ian Lance Taylor <iant@google.com>
6102
6103 Revert -Wshadow changes, all changes from:
6104 2009-12-11 Doug Kwan <dougkwan@google.com>
6105 2009-12-11 Nick Clifton <nickc@redhat.com>
6106 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6107
b0eec2cc
DK		 61082009-12-11 Doug Kwan <dougkwan@google.com>
6109
6110 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6111 due to -Wshadow.
6112 * attributes.cc (Object_attribute::size): Ditto.
6113 (Attributes_section_data::size): Ditto.
6114 (Attributes_section_data::Attributes_section_data): Ditto.
6115 (Output_attributes_section_data::do_write): Ditto.
6116 * attributes.h (Object_attribute::set_type): Ditto.
6117 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6118
91d6fa6a
NC		 61192009-12-11 Nick Clifton <nickc@redhat.com>
6120
6121 * archive.cc: Fix shadowed variable warnings.
6122 * arm.cc: Likewise.
6123 * compressed_output.cc: Likewise.
6124 * compressed_output.h: Likewise.
6125 * configure: Likewise.
6126 * dwarf_reader.cc: Likewise.
6127 * dynobj.cc: Likewise.
6128 * dynobj.h: Likewise.
6129 * ehframe.cc: Likewise.
6130 * ehframe.h: Likewise.
6131 * errors.cc: Likewise.
6132 * expression.cc: Likewise.
6133 * fileread.cc: Likewise.
6134 * fileread.h: Likewise.
6135 * freebsd.h: Likewise.
6136 * i386.cc: Likewise.
6137 * icf.cc: Likewise.
6138 * incremental.h: Likewise.
6139 * layout.cc: Likewise.
6140 * layout.h: Likewise.
6141 * mapfile.cc: Likewise.
6142 * merge.cc: Likewise.
6143 * merge.h: Likewise.
6144 * object.cc: Likewise.
6145 * object.h: Likewise.
6146 * options.h: Likewise.
6147 * output.cc: Likewise.
6148 * output.h: Likewise.
6149 * parameters.cc: Likewise.
6150 * plugin.cc: Likewise.
6151 * powerpc.cc: Likewise.
6152 * reduced_debug_output.cc: Likewise.
6153 * reduced_debug_output.h: Likewise.
6154 * reloc.cc: Likewise.
6155 * reloc.h: Likewise.
6156 * resolve.cc: Likewise.
6157 * script-sections.cc: Likewise.
6158 * script.cc: Likewise.
6159 * script.h: Likewise.
6160 * sparc.cc: Likewise.
6161 * symtab.cc: Likewise.
6162 * symtab.h: Likewise.
6163 * target-select.cc: Likewise.
6164 * target-select.h: Likewise.
6165 * token.h: Likewise.
6166 * workqueue.cc: Likewise.
6167 * workqueue.h: Likewise.
6168 * x86_64.cc: Likewise.
6169
a0351a69
DK		 61702009-12-10 Doug Kwan <dougkwan@google.com>
6171
6172 * arm.cc (attributes.h): New include.
6173 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6174 (Arm_relobj::~Arm_relobj): Delete object pointed by
6175 attributes_section_data_.
6176 (Arm_relobj::attributes_section_data): New method definition.
6177 (Arm_relobj::attributes_section_data_): New data member declaration.
6178 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6179 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6180 attributes_section_data_.
6181 (Arm_dynobj::attributes_section_data): New method definition.
6182 (Arm_dynobj::attributes_section_data_): New data member declaration.
6183 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6184 initialization value of may_use_blx_ to false.
6185 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6186 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6187 object attributes to compute results instead of hard-coding.
6188 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6189 Target_arm::get_secondary_compatible_arch,
6190 Target_arm::set_secondary_compatible_arch
6191 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6192 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6193 New method declarations.
6194 (Target_arm::get_aeabi_object_attribute): New method definition.
6195 (Target_arm::attributes_section_data_): New data member declaration.
6196 (read_arm_attributes_section): New template definition.
6197 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6198 (Arm_dynobj::do_read_symbols): Ditto.
6199 (Target_arm::do_finalize_sections): Merge attributes sections from
6200 input. Check for BLX use after attributes section merging.
6201 Fix __exidx_start and __exidx_end visibility. Create an
6202 .ARM.attributes section if necessary.
6203 (Target_arm::get_secondary_compatible_arch,
6204 Target_arm::set_secondary_compatible_arch,
6205 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6206 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6207 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6208 New method definitions.
6209
b59befec
ILT		 62102009-12-09 Ian Lance Taylor <iant@google.com>
6211
6212 * plugin.cc (Plugin::load): Don't cast from void* to a function
6213 pointer.
6214
1276bc89
ILT		 62152009-12-09 Ian Lance Taylor <iant@google.com>
6216
6217 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6218 information fields.
6219
2f2de248
L		 62202009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6221
6222 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6223 Replace two_file_shared_1.so with two_file_shared_2.so.
6224 * testsuite/Makefile.in: Regenerated.
6225
4f787271
DK		 62262009-12-08 Doug Kwan <dougkwan@google.com>
6227
6228 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6229 (HFILES): Add attributes.h and int_encoding.h.
6230 * Makefile.in: Regenerate.
6231 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6232 function definitions to int_encoding.cc
6233 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6234 prototypes to int_encoding.h
6235 * reduced_debug_output.cc (int_encoding.h): New include.
6236 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6237 function definitions to int_encoding.cc
6238 (insert_into_vector, read_from_pointer): Move template definitions to
6239 int_encoding.h
6240 * attributes.cc: New file.
6241 * attributes.h: New file.
6242 * int_encoding.cc: New file.
6243 * int_encoding.h: New file.
6244
20b52f1a
RÁE		 62452009-12-07 Rafael Avila de Espindola <espindola@google.com>
6246
6247 PR gold/11055
6248 * incremental-dump.cc (dump_incremental_inputs): New.
6249 (main): Use dump_incremental_inputs.
6250
53d7974c
L		 62512009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6252
6253 PR gold/10893
6254 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6255 checking elfcpp::STT_FUNC.
6256 (Target_i386::Relocate::relocate): Likewise.
6257 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6258
6259 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6260 symbols from shared libraries into normal FUNC symbols.
6261
6262 * symtab.h (Symbol): Add is_func and use it.
6263
05a352e6
DK		 62642009-12-05 Doug Kwan <dougkwan@google.com>
6265
6266 * arm.cc (Target_arm::arm_info): Initialize new fields
6267 attributes_section and attributes_vendor.
6268 * i386.cc (Target_i386::i386_info): Same.
6269 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6270 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6271 fields attributes_section and attributes_vendor.
53d7974c 6272 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6273 * target.h (Target::attributes_section, Target::attributes_vendor,
6274 Target::is_attributes_section, Target::attribute_arg_type,
6275 Target::attributes_order): New method definitions.
6276 (Target::Target_info::attributes_section,
6277 Target::Target_info::attributes_vendor): New fields.
6278 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6279 virtual method definitions.
6280 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6281 attributes_section and attributes_vendor.
6282 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6283
f4e5969c
DK		 62842009-12-05 Doug Kwan <dougkwan@google.com>
6285
6286 * arm.cc: Update comments about interworking and stub generation.
6287 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6288 considered as non-PIC.
6289 (Arm_relocate_functions::base_abs): Fix formatting.
6290 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6291 of function to use GOT entry address instead of offset.
6292 (Target_arm::Scan::global): Issue an error if a symbol would need a
6293 PLT does not get one because it is untyped. Remove code to create
6294 dynamic symbols for relative branches.
6295 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6296 takes unsigned integer instead of boolean.
6297
1abce4a6
L		 62982009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6299
6300 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6301 (two_file_test_LDADD): Likewise.
6302 (common_test_1_LDADD): Likewise.
6303 (exception_test_LDADD) Likewise.
6304 (weak_test_LDADD): Likewise.
6305 (many_sections_test_LDADD): Likewise.
6306 (initpri1_LDADD): Likewise.
6307 (script_test_1_LDADD): Likewise.
6308 (script_test_2_LDADD): Likewise.
6309 (justsyms_LDADD): Likewise.
6310 (binary_test_LDADD): Likewise.
6311 (large_LDADD): Likewise.
6312 * testsuite/Makefile.in: Regenerated.
6313
adcf2816 63142009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6315
adcf2816
L		 6316 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6317 (Symbol_table::override_with_special): Likewise.
6318 (Symbol_table::add_from_object): Likewise.
6319
28e67f5d
RÁE		 63202009-12-04 Rafael Avila de Espindola <espindola@google.com>
6321
6322 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6323 Don't set the data_offset twice.
6324
ae10a101
RÁE		 63252009-12-04 Rafael Avila de Espindola <espindola@google.com>
6326
6327 * testsuite/Makefile.in: Regenerate.
6328
f59f41f3
DK		 63292009-12-03 Doug Kwan <dougkwan@google.com>
6330
6331 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6332 (Target_arm::do_finalize_sections): Add parameter for symbol table
6333 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6334 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6335 parameter for symbol table pointer.
6336 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6337 an additional parameter for a pointer to symbol table.
6338 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6339 parameter for a symbol table pointer.
6340 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6341 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6342 Ditto.
6343 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6344 parameter for a symbol table pointer.
6345
ca55d848
RÁE		 63462009-12-03 Rafael Avila de Espindola <espindola@google.com>
6347
6348 * incremental.cc (Incremental_inputs_header)
6349 (Incremental_inputs_header_write, Incremental_inputs_entry)
6350 (Incremental_inputs_entry_write): Move ...
6351 * incremental.h (Incremental_inputs_header)
6352 (Incremental_inputs_header_write, Incremental_inputs_entry)
6353 (Incremental_inputs_entry_write): here.
6354
3aec4f9c
RÁE		 63552009-12-02 Rafael Avila de Espindola <espindola@google.com>
6356
6357 * incremental.cc (make_sized_incremental_binary): Set the target.
6358 Error if it is incompatible.
6359 * output.h (Output_file): Add filename method.
6360
9c0ae74d
RÁE		 63612009-12-02 Rafael Avila de Espindola <espindola@google.com>
6362
6363 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6364 from the get_* methods.
6365
a45500ae
RÁE		 63662009-12-02 Rafael Avila de Espindola <espindola@google.com>
6367
6368 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6369 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6370 Write 0 for the data_offset of scripts.
6371
325e6408
RÁE		 63722009-12-02 Rafael Avila de Espindola <espindola@google.com>
6373
6374 * testsuite/Makefile.am: Add the incremental_test.sh test.
6375 * testsuite/incremental_test.sh: New.
6376 * testsuite/incremental_test_1.c: New.
6377 * testsuite/incremental_test_2.c: New.
6378
954c3e2e
RÁE		 63792009-12-01 Rafael Avila de Espindola <espindola@google.com>
6380
6381 * incremental-dump.cc (main): Fix typos.
6382
f8086623
RÁE		 63832009-11-27 Rafael Avila de Espindola <espindola@google.com>
6384
6385 PR gold/11025
6386 * incremental-dump.cc (main): Use llu to print 64 bit values.
6387
3b0dd6ac
L		 63882009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6389 H.J. Lu <hongjiu.lu@intel.com>
6390
6391 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6392 $(LIBDL).
6393 (incremental_dump_LDADD): Likewise.
6394 * Makefile.in: Regenerated.
6395
a6d1ef57 63962009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6397
a6d1ef57
DK		 6398 Revert:
6399
6400 2009-11-25 Doug Kwan <dougkwan@google.com>
6401
6402 * arm.cc (Target_arm::Target_arm): Move method definition
6403 outside of class definition. Add code to handle
6404 --target1-rel, --target1-abs and --target2= options.
6405 (Target_arm::get_reloc_reloc_type): Change method to be
6406 non-static and const.
6407 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6408 New data member declaration.
6409 (Target_arm::Scan::local, Target_arm::Scan::global,
6410 Target_arm::Relocate::relocate,
6411 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6412 Adjust call to Target_arm::get_real_reloc_type.
6413 (Target_arm::get_real_reloc_type): Use command line options
6414 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6415 * options.h (--target1-rel, --target1-abs, --target2): New
6416 ARM-only options.
6417
50aeb7d4
DK		 64182009-11-25 Doug Kwan <dougkwan@google.com>
6419
6420 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6421 class definition. Add code to handle --target1-rel, --target1-abs
6422 and --target2= options.
6423 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6424 and const.
6425 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6426 member declaration.
6427 (Target_arm::Scan::local, Target_arm::Scan::global,
6428 Target_arm::Relocate::relocate,
6429 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6430 call to Target_arm::get_real_reloc_type.
6431 (Target_arm::get_real_reloc_type): Use command line options to
6432 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6433 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6434 options.
6435
51938283
DK		 64362009-11-25 Doug Kwan <dougkwan@google.com>
6437
6438 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6439 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6440 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6441 formatting.
6442 (Arm_relocate_functions::thm_call): Replace body with a call to
6443 Arm_relocate_functions::thumb_branch_common.
6444 (Arm_relocate_functions::thm_jump24,
6445 Arm_relocate_functions::thm_xpc22): New method definitions.
6446 (Arm_relocate_functions::thumb_branch_common): New method definition.
6447 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6448 operator.
6449 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6450 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6451
e2b8f3c4
RÁE		 64522009-11-24 Rafael Avila de Espindola <espindola@google.com>
6453
6454 * Makefile.am: Build incremental-dump
6455 * Makefile.in: Regenerate.
6456 * incremental-dump.cc: New.
6457 * incremental.cc (Incremental_inputs_header_data,
6458 Incremental_inputs_entry_data): Move to incremental.h
6459 * incremental.h: (Incremental_inputs_header_data,
6460 Incremental_inputs_entry_data): Move from incremental.cc
6461
bcba9aec
RÁE		 64622009-11-24 Rafael Avila de Espindola <espindola@google.com>
6463
6464 * incremental.cc (Incremental_inputs_header,
6465 Incremental_inputs_header_write, Incremental_inputs_entry,
6466 Incremental_inputs_entry_write): Add a typedef with the data type.
6467
7c3afe08
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): Update comment about which
6473 type has the filed descriptions.
6474
d204b6e9
DK		 64752009-11-15 Doug Kwan <dougkwan@google.com>
6476
6477 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6478 (Arm_relocate_functions::arm_branch_common): Change method defintion
6479 in class definition to a method declaration and update list of formal
6480 parameters.
6481 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6482 Arm_relocation_functions::jump24): Adjust call to
6483 Arm_relocate_functions::arm_branch_common. Update list of formal
6484 parameters.
6485 (Arm_relocate_functions::xpc25): New method definition.
6486 (Arm_relocate_functions::arm_branch_common): Move method defintion
6487 out from class definition. Use stubs for mode-switching and extending
6488 branch ranges.
6489 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6490 specially. Change code to enable use of stubs in ARM branches.
6491
43d12afe
DK		 64922009-11-10 Doug Kwan <dougkwan@google.com>
6493
6494 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6495 in method declaration.
6496 (Target_arm::relocate_stub): New method declaration.
6497 (Target_arm::default_target): Change to return a pointer instead of
6498 a const reference.
6499 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6500 Target_arm::default_target.
6501 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6502 method definition.
6503 (Target_arm::relocate_section): Adjust view.
6504 (Target_arm::relocate_stub): New method definition.
6505
ac33a407
DK		 65062009-11-10 Doug Kwan <dougkwan@google.com>
6507
6508 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6509 a format warning.
6510 * incremental.cc (open_incremental_binary): Initialized local
6511 variables to avoid warnings.
6512 * object.cc (make_elf_object): Ditto.
6513 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6514 a format warning.
e1df38aa 6515
88ee28e9
L		 6516009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6517
6518 PR gold/10930
6519 * testsuite/plugin_test.c: Include "config.h".
6520
2daedcd6
DK		 65212009-11-09 Doug Kwan <dougkwan@google.com>
6522
6523 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6524 (arm_symbol_value): Remove.
6525 (Arm_relocate_functions::arm_branch_common,
6526 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6527 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6528 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6529 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6530 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6531 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6532 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6533 Arm_relocate_functions::thm_mobw_abs_nc,
6534 Arm_relocate_functions::thm_mov_abs,
6535 Arm_relocate_functions::movw_prel_nc,
6536 Arm_relocate_functions::thm_movt_abs,
6537 Arm_relocate_functions::movt_prel,
6538 Arm_relocate_functions::thm_movw_prel_nc,
6539 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6540 (Target_arm::Relocate::relocate): Only decompose address into two
6541 parts if relocation type uses the thumb-bit and pass the actual
6542 bit instead of a flag indicating that the thumb-bit is used. Adjust
6543 calls to methods in Arm_relocate_functions for this change.
6544
1276bc89 65452009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6546
6547 PR 10925
6548 * reloc.cc: Instantiate
6549 Sized_relobj::initialize_input_to_output_maps and
6550 Sized_relobj:free_input_to_output_maps.
6551
e53ad1b5
ILT		 65522009-11-06 Ian Lance Taylor <iant@google.com>
6553
6554 PR 10876
6555 * defstd.cc (in_segment): Set only_if_ref true for "end".
6556
eb44217c
DK		 65572009-11-06 Doug Kwan <dougkwan@google.com>
6558
6559 * arm.cc (class Reloc_stub): Correct a comment.
6560 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6561 (Target_arm::scan_section_for_stubs): New method declaration.
6562 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6563 Change methods from private to protected.
6564 (Target_arm::do_may_relax): New method definition.
6565 (Target_arm::do_relax, Target_arm::group_sections,
6566 Target_arm::scan_reloc_for_stub,
6567 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6568 (Target_arm::arm_input_section_map_): New data member declaration.
6569 (Target_arm::scan_reloc_for_stub,
6570 Target_arm::scan_reloc_section_for_stubs,
6571 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6572 Target_arm::do_relax): New method definitions.
6573
5d329b7d
ILT		 65742009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6575
6576 * configure.ac: Check for (struct stat)::st_mtim
6577 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6578 * config.in: Regenerate.
6579 * configure: Regenerate.
6580
96a0d71b
ILT		 65812009-11-05 Ian Lance Taylor <iant@google.com>
6582
6583 PR 10910
6584 * output.cc (Output_segment::add_output_section): Add missing
6585 return statement.
6586
594c8e5e
ILT		 65872009-11-04 Ian Lance Taylor <iant@google.com>
6588
6589 PR 10880
6590 * object.h (class Object): Add is_needed and set_is_needed
6591 methods. Add is_needed_ field. Make bool fields into bitfields.
6592 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6593 defined in a dynamic object and referenced by a regular object,
6594 set is_needed for the dynamic object.
6595 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6596 if the file is marked with as_needed and it is not needed.
6597
22b127cc
ILT		 65982009-11-04 Ian Lance Taylor <iant@google.com>
6599
6600 PR 10887
6601 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6602 tags if data is discarded by linker script.
6603 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6604 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6605 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6606 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6607
f5c870d2
ILT		 66082009-11-04 Ian Lance Taylor <iant@google.com>
6609
6610 * layout.cc (Layout::get_output_section): Add is_interp and
6611 is_dynamic_linker_section parameters. Change all callers.
6612 (Layout::choose_output_section): Likewise.
6613 (Layout::make_output_section): Likewise.
6614 (Layout::add_output_section_data): Add is_dynamic_linker_section
6615 parameter. Change all callers.
6616 * layout.h (class Layout): Update declarations.
6617 * output.h (class Output_section): Add is_interp, set_is_interp,
6618 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6619 Add is_interp_, is_dynamic_linker_section_ fields. Change
6620 generate_code_fills_at_write_ to a bitfield.
6621 * output.cc (Output_section::Output_sections): Initialize new
6622 fields.
6623 (Output_segment::add_output_section): Add do_sort parameter.
6624 Change all callers.
6625
1ae4d23b
ILT		 66262009-11-03 Ian Lance Taylor <iant@google.com>
6627
6628 PR 10860
6629 * options.h (class General_options): Add --warn-common.
6630 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6631 merging two common symbols.
6632 (Symbol_table::should_override): Handle --warn-common when merging
6633 a common symbol with a defined symbol. Use report_resolve_problem
6634 for multiple definitions.
6635 (Symbol_table::report_resolve_problem): New function.
6636 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6637
55da9579
DK		 66382009-11-03 Doug Kwan <dougkwan@google.com>
6639
6640 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6641 stub_factory_.
6642 (Target_arm::stub_factory): New method definition.
6643 (Target_arm::new_arm_input_section,
6644 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6645 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6646 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6647 New type definitions.
6648 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6649 member declarations.
6650 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6651 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6652 New method definitions.
6653
37a9ac43
ILT		 66542009-11-03 Ian Lance Taylor <iant@google.com>
6655
6656 * options.h (class General_options): Add --warn_constructors.
6657
b3d6a3d4
ILT		 66582009-11-03 Ian Lance Taylor <iant@google.com>
6659
6660 PR 10893
6661 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6662 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6663
934b01dd
ILT		 66642009-11-03 Ian Lance Taylor <iant@google.com>
6665
6666 PR 10895
6667 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6668 --msgid-bugs-address.
6669 (install-pdf): New target.
6670 (install-data_yes): Look up one directory to find mkinstalldirs.
6671
03c1939b
L		 66722009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6673
6674 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6675 tree.
6676
ebd95253
DK		 66772009-10-30 Doug Kwan <dougkwan@google.com>
6678
6679 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6680
e9bbb538
DK		 66812009-10-30 Doug Kwan <dougkwan@google.com>
6682
6683 * arm.cc (Stub_addend_reader): New struct template definition
6684 and partial specializations.
6685 (Stub_addend_reader::operator()): New method definition for a
6686 partially specialized template.
6687
d5b40221
DK		 66882009-10-30 Doug Kwan <dougkwan@google.com>
6689
6690 * arm.cc (Arm_relobj::processor_specific_flags): New method
6691 definition.
6692 (Arm_relobj::do_read_symbols): New method declaration.
6693 (Arm_relobj::processor_specific_flags_): New data member declaration.
6694 (Arm_dynobj): New class definition.
6695 (Target_arm::do_finalize_sections): Add input_objects parameter.
6696 (Target_arm::do_adjust_elf_header): New method declaration.
6697 (Target_arm::are_eabi_versions_compatible,
6698 (Target_arm::merge_processor_specific_flags): New method declaration.
6699 (Target_arm::do_make_elf_object): New overloaded method definitions
6700 and declaration.
6701 (Arm_relobj::do_read_symbols): New method definition.
6702 (Arm_dynobj::do_read_symbols): Ditto.
6703 (Target_arm::do_finalize_sections): Add input_objects parameters.
6704 Merge processor-specific flags from all input objects.
6705 (Target_arm::are_eabi_versions_compatible,
6706 Target_arm::merge_processor_specific_flags,
6707 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6708 New method definitions.
6709 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6710 Input_objects pointer type parameter.
6711 * layout.cc (Layout::finalize): Pass input objects to target's.
6712 finalize_sections function.
6713 * output.cc (Output_file_header::do_sized_write): Set ELF file
6714 header's processor-specific flags.
6715 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6716 Input_objects pointer type parameter.
6717 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6718 * target.h (Input_objects): New forward class declaration.
6719 (Target::processor_specific_flags,
6720 Target::are_processor_specific_flags_sect): New method definitions.
6721 (Target::finalize_sections): Add input_objects parameter.
6722 (Target::Target): Initialize processor_specific_flags_ and
6723 are_processor_specific_flags_set_.
6724 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6725 parameter.
6726 (Target::set_processor_specific_flags): New method definition.
6727 (Target::processor_specific_flags_,
6728 Target::are_processor_specific_flags_set_): New data member
6729 declarations.
6730 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6731 Input_objects pointer type parameter.
6732
ebabffbd
DK		 67332009-10-30 Doug Kwan <dougkwan@google.com>
6734
6735 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6736
ad0f2072
ILT		 67372009-10-28 Ian Lance Taylor <iant@google.com>
6738
6739 * object.h (class Relobj): Drop options parameter from
6740 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6741 do_scan_relocs, do_relocate. Change all callers.
6742 (class Sized_relobj): Drop options parameters from
6743 do_gc_process_relocs, do_scan_relocs, do_relocate,
6744 do_relocate_sections, relocate_sections, emit_relocs_scan,
6745 emit_relocs_scan_reltype. Change all callers.
6746 (struct Relocate_info): Remove options field and all references to
6747 it.
6748 * reloc.h (class Read_relocs): Remove options constructor
6749 parameter and options_ field. Change all callers.
6750 (class Gc_process_relocs, class Scan_relocs): Likewise.
6751 (class Relocate_task): Likewise.
6752 * target-reloc.h (scan_relocs): Remove options parameter. Change
6753 all callers.
6754 (scan_relocatable_relocs): Likewise.
6755 * target.h (class Sized_target): Remove options parameter from
6756 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6757 all callers.
6758 * gc.h (gc_process_relocs): Remove options parameter. Change all
6759 callers.
6760 * arm.cc: Update functions to remove options parameters.
6761 * i386.cc: Likewise.
6762 * powerpc.cc: Likewise.
6763 * sparc.cc: Likewise.
6764 * x86_64.cc: Likewise.
6765 * testsuite/testfile.cc: Likewise.
6766
8ffa3667
DK		 67672009-10-28 Doug Kwan <dougkwan@google.com>
6768
6769 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6770 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6771 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6772 New method definitions.
6773
40f36857
CC		 67742009-10-28 Cary Coutant <ccoutant@google.com>
6775
6776 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6777 (Plugin::cleanup_done_): New member.
6778 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6779 (Plugin_manager::cleanup_done_): Remove.
6780 (Plugin_manager::add_input_file): Edit error message.
6781 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6782 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6783
2c849493
ILT		 67842009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6785
6786 * fileread.cc: (File_read::View::~View): Use the new
6787 data_ownership_ filed.
6788 (File_read::~File_read): Dispose the new whole_file_view_.
6789 (File_read::open): Mmap the whole file if needed.
6790 (File_read::open): Use whole_file_view_ instead of contents_.
6791 (File_read::find_view): Use whole_file_view_ if applicable.
6792 (File_read::do_read): Use whole_file_view_ instead of contents_.
6793 (File_read::make_view): Use whole_file_view_ instead of contents_,
6794 update File_read::View::View call.
6795 (File_read::find_or_make_view): Update File_read::View::View
6796 call.
6797 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6798 remove contents_
6799 (File_read::View::Data_ownership): New enum.
6800 (File_read::View::View): Replace bool mapped_ with Data_ownership
6801 argument.
6802 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6803 (File_read::View::data_ownership_): New field.
6804 (File_read::contents_): Remove (replaced by whole_file_view_).
6805 (File_read::whole_file_view_): New field.
6806 * options.h (class General_options): Add --keep-files-mapped.
6807
24998053
CC		 68082009-10-27 Cary Coutant <ccoutant@google.com>
6809
6810 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6811 * testsuite/Makefile.am (plugin_test_5): New test case.
6812 * testsuite/Makefile.in: Regenerate.
6813
72adc4fa
DK		 68142009-10-25 Doug Kwan <dougkwan@google.com>
6815
6816 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6817 from private to protected to allow access by child class.
6818 (Sized_relobj::do_relocate_sections): New method declaration.
6819 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6820 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6821 Sized_relobj::relocate_sections. Instantiate template explicitly
6822 for different target sizes and endianity.
6823
07f508a2
DK		 68242009-10-24 Doug Kwan <dougkwan@google.com>
6825
6826 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6827 (Arm_input_section::as_arm_input_section): New method.
6828 (Arm_output_section): New class definition.
6829 (Arm_output_section::create_stub_group,
6830 Arm_output_section::group_sections): New method definitions.
6831
10ad9fe5
DK		 68322009-10-22 Doug Kwan <dougkwan@google.com>
6833
6834 * arm.cc (Arm_input_section): New class definition.
6835 (Arm_input_section::init, Arm_input_section:do_write,
6836 Arm_input_section::set_final_data_size,
6837 Arm_input_section::do_reset_address_and_file_offset): New method
6838 definitions.
6839
56ee5e00
DK		 68402009-10-21 Doug Kwan <dougkwan@google.com>
6841
6842 * arm.cc (Stub_table, Arm_input_section): New forward class
6843 declarations.
6844 (Stub_table): New class defintion.
6845 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6846 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6847 New method definition.
6848
b569affa
DK		 68492009-10-21 Doug Kwan <dougkwan@google.com>
6850
6851 * arm.cc: Update copyright comments.
6852 (Target_arm): New forward class template declaration.
6853 (Arm_address): New type.
6854 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6855 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6856 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6857 constants.
6858 (Insn_template): Same.
6859 (DEF_STUBS): New macro.
6860 (Stub_type): New enum type.
6861 (Stub_template): New class definition.
6862 (Stub): Same.
6863 (Reloc_stub): Same.
6864 (Stub_factory): Same.
6865 (Target_arm::Target_arm): Initialize may_use_blx_ and
6866 should_force_pic_veneer_.
6867 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6868 Target_arm::should_force_pic_veneer,
6869 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6870 Target_arm::using_thumb_only, Target_arm:;default_target): New
6871 method defintions.
6872 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6873 New data member declarations.
6874 (Insn_template::size, Insn_template::alignment): New method defintions.
6875 (Stub_template::Stub_template): New method definition.
6876 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6877 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6878 (Stub_factory::Stub_factory): New method definition.
6879 * gold.h (string_hash): New template.
6880 * output.h (Input_section_specifier::hash_value): Use
6881 gold::string_hash.
6882 (Input_section_specifier::string_hash): Remove.
6883 * stringpool.cc (Stringpool_template::string_hash): Use
6884 gold::string_hash.
6885
6c172549
DK		 68862009-10-20 Doug Kwan <dougkwan@google.com>
6887
6888 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6889 symbols of relaxed input sections.
6890 * output.h (Output_section::find_relaxed_input_section): Make
6891 method public.
6892
c5617f2f
DK		 68932009-10-16 Doug Kwan <dougkwan@google.com>
6894
6895 * dynobj.cc (Versions::Versions): Initialize version_script_.
6896 Only insert base version symbol definition for a shared object
6897 if version script defines any version versions.
6898 (Versions::define_base_version): New method definition.
6899 (Versions::add_def): Check that base version is not needed.
6900 (Versions::add_need): Define base version lazily.
6901 * dynobj.h (Versions::define_base_version): New method declaration.
6902 (Versions::needs_base_version_): New data member declaration.
6903 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6904 (check_DATA): Add no_version_test.stdout.
6905 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6906 New make rules.
6907 * testsuite/Makefile.in: Regenerate.
6908 * testsuite/no_version_test.c: New file.
6909 * testsuite/no_version_test.sh: Ditto.
6910
3c12dcdb
DK		 69112009-10-16 Doug Kwan <dougkwan@google.com>
6912
6913 * expression.cc (class Segment_start_expression): New class definition.
6914 (Segment_start_expression::value): New method definition.
6915 (script_exp_function_segment_start): Return a new
6916 Segment_start_expression.
6917 * gold/script-c.h (script_saw_segment_start_expression): New function
6918 prototype.
6919 * script-sections.cc (Script_sections::Script_sections): Initialize
6920 SAW_SEGMENT_START_EXPRESSION_ to false.
6921 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6922 and -Tbbs options to specify section addresses if given in
6923 command line and no SEGMENT_START expression is seen in a script.
6924 * script-sections.h (Script_sections::saw_segment_start_expression,
6925 Script_sections::set_saw_segment_start_expression): New method
6926 definition.
6927 (Script_sections::saw_segment_start_expression_): New data member
6928 declaration.
6929 * script.cc (script_saw_segment_start_expression): New function.
6930 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6931 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6932 script_test_7.sh and script_test_8.sh.
6933 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6934 script_test_8.stdout.
6935 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6936 (script_test_6, script_test_6.stdout, script_test_7,
6937 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6938 * Makefile.in: Regenerate.
6939 * testsuite/script_test_6.sh: New file.
6940 * testsuite/script_test_6.t: Same.
6941 * testsuite/script_test_7.sh: Same.
6942 * testsuite/script_test_7.t: Same.
6943 * testsuite/script_test_8.sh: Same.
6944
64b1ae37
DK		 69452009-10-16 Doug Kwan <dougkwan@google.com>
6946
6947 * output.cc (Output_segment::set_section_list_address): Cast
6948 expressions to unsigned long long type to avoid format warnings.
6949
661be1e2
ILT		 69502009-10-15 Ian Lance Taylor <iant@google.com>
6951
12edd763 6952 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 6953 dot assignment to script_sections_.
12edd763
ILT		 6954 * script-sections.cc (Script_sections::add_dot_assignment):
6955 Initialize if necessary.
6956
68b6574b
ILT		 6957 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6958 program headers with no load segment if there is a linker script.
6959
661be1e2
ILT		 6960 * layout.cc (Layout::set_segment_offsets): Align the file offset
6961 to the segment aligment for -N or -n with no load segment.
6962 * output.cc (Output_segment::add_output_section): Don't crash if
6963 the first section is a TLS section.
6964 (Output_segment::set_section_list_addresses): Print an error
6965 message if the address moves backward in a linker script.
6966 * script-sections.cc
6967 (Output_section_element_input::set_section_addresses): Don't
6968 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6969 (Orphan_output_section::set_section_addresses): Likewise.
6970
f15f61a7
DK		 69712009-10-15 Doug Kwan <dougkwan@google.com>
6972
6973 * layout.cc (Layout::finish_dynamic_section): Generate tags
6974 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6975 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6976 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6977
82bb573a
ILT		 69782009-10-14 Ian Lance Taylor <iant@google.com>
6979
6980 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6981 fields.
6982 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6983 data_shdr fields of relinfo.
6984 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6985 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6986 R_386_TLS_LDO_32, adjust based on section flags.
6987 (Target_i386::Relocate::fix_up_ldo): Remove.
6988
374ad285
ILT		 69892009-10-13 Ian Lance Taylor <iant@google.com>
6990
6991 Add support for -pie.
6992 * options.h (class General_options): Add -pie and
6993 --pic-executable.
6994 (General_options::output_is_position_independent): Test -pie.
6995 (General_options::output_is_executable): Return true if not shared
6996 and not relocatable.
6997 (General_options::output_is_pie): Remove.
6998 * options.cc (General_options::finalize): Reject incompatible uses
6999 of -pie.
7000 * gold.cc (queue_middle_tasks): A -pie link is not static.
7001 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7002 * symtab.cc (Symbol::final_value_is_known): Return false if
7003 output_is_position_independent.
7004 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7005 output_is_position_independent.
7006 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7007 output_is_position_independent.
7008 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7009 output_is_position_independent.
7010 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7011 two_file_pie_test.
7012 (basic_pie_test.o, basic_pie_test): New targets.
7013 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7014 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7015 (two_file_pie_test): New target.
7016 * testsuite/Makefile.in: Rebuild.
7017 * README: Remove note saying that -pie is not supported.
7018
c6585162
ILT		 70192009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7020
7021 * options.h (class General_options): Add -init and -fini.
7022 * layout.cc (Layout::finish_dynamic_section): Emit
7023 given init and fini functions.
7024
032ce4e9
ST		 70252009-10-13 Sriraman Tallam <tmsriram@google.com>
7026
7027 * gc.h (gc_process_relocs): Check if icf is enabled using new
7028 function.
7029 * gold.cc (queue_initial_tasks): Likewise.
7030 (queue_middle_tasks): Likewise.
7031 * object.cc (do_layout): Likewise.
7032 * symtab.cc (is_section_folded): Likewise.
7033 * main.cc (main): Likewise.
7034 * reloc.cc (Read_relocs::run): Likewise.
7035 (Sized_relobj::do_scan_relocs): Likewise.
7036 * icf.cc (is_function_ctor_or_dtor): New function.
7037 (Icf::find_identical_sections): Check if function is ctor or dtor when
7038 safe icf is chosen.
7039 * options.h (General_options::icf): Change option to be an enum.
7040 (Icf_status): New enum.
7041 (icf_enabled): New method.
7042 (icf_safe_folding): New method.
7043 (set_icf_status): New method.
7044 (icf_status_): New variable.
7045 * (options.cc) (General_options::finalize): Set icf_status_.
7046 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7047 icf_test and icf_keep_unique_test to use the --icf enum flag.
7048 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7049 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7050
f345227a
ST		 70512009-10-12 Sriraman Tallam <tmsriram@google.com>
7052
7053 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7054 includes to gc.h and icf.h.
7055 * arm.cc: Include gc.h.
7056 * gold.cc: Likewise.
7057 * i386.cc: Likewise.
7058 * powerpc.cc: Likewise.
7059 * sparc.cc: Likewise.
7060 * x86_64.cc: Likewise.
7061 * gc.h: Include icf.h.
7062
1c7814ed
ILT		 70632009-10-11 Ian Lance Taylor <iant@google.com>
7064
7065 * plugin.cc: Include "gold.h" before other header files.
7066
ae3b5189
CD		 70672009-10-10 Chris Demetriou <cgd@google.com>
7068
7069 * options.h (Input_file_argument::Input_file_type): New enum.
7070 (Input_file_argument::is_lib_): Replace with...
7071 (Input_file_argument::type_): New member.
7072 (Input_file_argument::Input_file_argument): Take Input_file_type
7073 'type' rather than boolean 'is_lib' as second argument.
7074 (Input_file_argument::is_lib): Use type_.
7075 (Input_file_argument::is_searched_file): New function.
7076 (Input_file_argument::may_need_search): Handle is_searched_file.
7077 * options.cc (General_options::parse_library): Support -l:filename.
7078 (General_options::parse_just_symbols): Update for Input_file_argument
7079 changes.
7080 (Command_line::process): Likewise.
7081 * archive.cc (Archive::get_file_and_offset): Likewise.
7082 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7083 * script.cc (read_script_file, script_add_file): Likewise.
7084 * fileread.cc (Input_file::Input_file): Likewise.
7085 (Input_file::will_search_for): Handle is_searched_file.
7086 (Input_file::open): Likewise.
7087 * readsyms.cc (Read_symbols::get_name): Likewise.
7088 * testsuite/Makefile.am (searched_file_test): New test.
7089 * testsuite/Makefile.in: Regenerate.
7090 * testsuite/searched_file_test.cc: New file.
7091 * testsuite/searched_file_test_lib.cc: New file.
7092
f3048a1d
ILT		 70932009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7094 Ian Lance Taylor <iant@google.com>
7095
7096 * descriptor.cc: Include <cstdio> and "binary-io.h".
7097 (Descriptors::open): Open the files in binary mode always.
7098 * script.cc (Lex::get_token): Treat \r as whitespace.
7099
d4780e57
ILT		 71002009-10-09 Ian Lance Taylor <iant@google.com>
7101
7102 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7103
d9a893b8
ILT		 71042009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7105 Ian Lance Taylor <iant@google.com>
7106
7107 * configure.ac: Check for readv function also.
7108 * fileread.cc (readv): Define if not HAVE_READV.
7109 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7110 does not exist.
7111 * config.in: Regenerate.
7112 * configure: Regenerate.
7113
c0a62865
DK		 71142009-10-09 Doug Kwan <dougkwan@google.com>
7115
7116 * layout.cc (Layout::make_output_section): Call target hook to make
7117 ordinary output section.
7118 (Layout::finalize): Adjust parameter list of call the
7119 Target::may_relax().
7120 * layout.h (class Layout::section_list): New method.
7121 * merge.h (Output_merge_base::entsize): Change visibility to public.
7122 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7123 New methods.
7124 (Output_merge_string::do_is_string): New method.
7125 * object.cc (Sized_relobj::do_setup): renamed from
7126 Sized_relobj::set_up.
7127 * object.h (Sized_relobj::adjust_shndx,
7128 Sized_relobj::initializ_input_to_output_maps,
7129 Sized_relobj::free_input_to_output_maps): Change visibilities to
7130 protected.
7131 (Sized_relobj::setup): Virtualize.
7132 (Sized_relobj::do_setup): New method declaration.
7133 (Sized_relobj::invalidate_section_offset,
7134 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7135 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7136 * options.cc (parse_int): New function.
7137 * options.h (parse_int): New declaration.
7138 (DEFINE_int): New macro.
7139 (stub_group_size): New option.
7140 * output.cc (Output_section::Output_section): Initialize memebers
7141 merge_section_map_, merge_section_by_properties_map_,
7142 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7143 (Output_section::add_input_section): Handled deferred code-fill
7144 generation and remove an old comment.
7145 (Output_section::add_relaxed_input_section): New method definition.
7146 (Output_section::add_merge_input_section): Use merge section by
7147 properties map to speed to search. Update merge section maps
7148 as appropriate.
7149 (Output_section::build_relaxation_map): New method definition.
7150 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7151 Same.
7152 (Output_section::relax_input_section): Renamed to
7153 Output_section::convert_input_sections_to_relaxed_sections and change
7154 interface to take a vector of pointers to relaxed sections.
7155 (Output_section::find_merge_section,
7156 Output_section::find_relaxed_input_section): New method definitions.
7157 (Output_section::is_input_address_mapped,
7158 Output_section::output_offset, Output_section::output_address):
7159 Use output section data maps to speed up searching.
7160 (Output_section::find_starting_output_address): Add comments.
7161 (Output_section::do_write,
7162 Output_section::write_to_postprocessing_buffer): Do code-fill
7163 generation as appropriate.
7164 (Output_section::get_input_sections): Invalidate relaxed input section
7165 map.
7166 (Output_section::restore_states): Adjust type of checkpoint .
7167 Invalidate relaxed input section map.
7168 * output.h (Output_merge_base): New class declaration.
7169 (Input_section_specifier): New class defintion.
7170 (class Output_relaxed_input_section) Change base class to
7171 Output_section_data_build.
7172 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7173 base class initializer.
7174 (Output_section::add_relaxed_input_section): New method declaration.
7175 (Output_section::Input_section): Change visibility to protected.
7176 (Output_section::Input_section::relobj,
7177 Output_section::Input_section::shndx): Handle relaxed input sections.
7178 Output_section::input_sections) Change visibility to protected. Also
7179 define overload to return a non-const pointer.
7180 (Output_section::Merge_section_properties): New class defintion.
7181 (Output_section::Merge_section_by_properties_map,
7182 Output_section::Output_section_data_by_input_section_map,
7183 Output_section::Relaxation_map): New types.
7184 (Output_section::relax_input_section): Rename method to
7185 Output_section::convert_input_sections_to_relaxed_sections and change
7186 interface to take a vector of relaxed section pointers.
7187 (Output_section::find_merge_section,
7188 Output_section::find_relaxed_input_section,
7189 Output_section::build_relaxation_map,
7190 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7191 New method declarations.
7192 (Output_section::merge_section_map_
7193 Output_section::merge_section_by_properties_map_,
7194 Output_section::relaxed_input_section_map_,
7195 Output_section::is_relaxed_input_section_map_valid_,
7196 Output_section::generate_code_fills_at_write_): New data members.
7197 * script-sections.cc
7198 (Output_section_element_input::set_section_addresses): Call
7199 current_data_size and addralign methods of relaxed input sections.
7200 (Orphan_output_section::set_section_addresses): Call current_data_size
7201 and addralign methods of relaxed input sections.
7202 * symtab.cc (Symbol_table::compute_final_value): Extract template
7203 from the body of Symbol_table::sized_finalize_symbol.
7204 (Symbol_table::sized_finalized_symbol): Call
7205 Symbol_table::compute_final_value.
7206 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7207 (Symbol_table::compute_final_value): New templated method declaration.
7208 * target.cc (Target::do_make_output_section): New method defintion.
7209 * target.h (Target::make_output_section): New method declaration.
7210 (Target::relax): Add more parameters for input objects, symbol table
7211 and layout. Adjust call to do_relax.
7212 (Target::do_make_output_section): New method declaration.
7213 (Target::do_relax): Add parameters for input objects, symbol table
7214 and layout.
7215
d446d6c4
ILT		 72162009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7217
7218 * pread.c: Include stdio.h.
7219
bc06c745
ILT		 72202009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7221
7222 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7223 defined.
7224
75aea3d0
ILT		 72252009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7226
7227 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7228 Change read_shndx type to unsigned int.
7229 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7230 int.
7231 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7232 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7233 Change read_shndx type to unsigned int.
7234 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7235 int.
7236 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7237 * layout.cc (Layout::create_symtab_sections): Cast the result of
7238 local_symcount * symsize to off_t in the gold_assert.
7239
be8fcb75
ILT		 72402009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7241
7242 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7243 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7244 R_ARM_BASE_ABS.
7245 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7246 (Arm_relocate_functions::thm_abs5): New function.
7247 (Arm_relocate_functions::abs12): New function.
7248 (Arm_relocate_functions::abs16): New function.
7249 (Arm_relocate_functions::base_abs): New function.
7250 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7251 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7252 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7253 R_ARM_BASE_ABS.
7254 (Scan::global): Likewise.
7255 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7256 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7257 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7258 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7259 R_ARM_BASE_ABS.
7260
c2a122b6
ILT		 72612009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7262
7263 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7264 (Arm_relocate_functions::movt_prel): New function.
7265 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7266 (Arm_relocate_functions::thm_movt_prel): New function.
7267 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7268 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7269 (Scan::global, Relocate::relocate): Likewise.
7270 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7271
c4aa1e2d
ILT		 72722009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7273
7274 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7275 Incremental_checker.
7276 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7277 unsigned int.
7278 (class Incremental_inputs_header): New class.
7279 (Incremental_inputs_header_writer): Edit comment.
7280 (Incremental_inputs_entry): New class.
7281 (Incremental_inputs_entry_writer): Edit comment.
7282 (Sized_incremental_binary::do_find_incremental_inputs_section):
7283 Add *strtab_shndx parameter, fill it.
7284 (Sized_incremental_binary::do_check_inputs): New method.
7285 (Incremental_checker::can_incrementally_link_output_file): Use
7286 Sized_incremental_binary::check_inputs.
7287 (Incremental_inputs::report_command_line): Save command line in
7288 command_line_.
7289 * incremental.h:
7290 (Incremental_binary::find_incremental_inputs_section): New
7291 method.
7292 (Incremental_binary::do_find_incremental_inputs_section): Add
7293 strtab_shndx parameter.
7294 (Incremental_binary::do_check_inputs): New pure virtual method.
7295 (Sized_incremental_binary::do_check_inputs): Declare.
7296 (Incremental_checker::Incremental_checker): Add incremental_inputs
7297 parameter, use it to initialize incremental_inputs_.
7298 (Incremental_checker::incremental_inputs_): New field.
7299 (Incremental_checker::command_line): New method.
7300 (Incremental_checker::inputs): New method.
7301 (Incremental_checker::command_line_): New field.
7302
c549a694
ILT		 73032009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7304
7305 * incremental.cc: Include <cstdarg> and "target-select.h".
7306 (vexplain_no_incremental): New function.
7307 (explain_no_incremental): New function.
7308 (Incremental_binary::error): New method.
7309 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7310 method.
7311 (make_sized_incremental_binary): New function.
7312 (open_incremental_binary): New function.
7313 (can_incrementally_link_file): Add checks if output is ELF and has
7314 inputs section.
7315 * incremental.h: Include "elfcpp_file.h" and "output.h".
7316 (Incremental_binary): New class.
7317 (Sized_incremental_binary): New class.
7318 (open_incremental_binary): Declare.
7319 * object.cc (is_elf_object): Use
7320 elfcpp::Elf_recognizer::is_elf_file.
7321 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7322 * output.h (Output_file::filesize): New method.
7323
fd3c5f0b
ILT		 73242009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7325
7326 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7327 New function.
7328 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7329 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7330 function.
7331 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7332 function.
7333 (Arm_relocate_functions::movw_abs_nc): New function.
7334 (Arm_relocate_functions::movt_abs): New function.
7335 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7336 (Arm_relocate_functions::thm_movt_abs): New function.
7337 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7338 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7339 (Scan::global): Likewise.
7340 (Relocate::relocate): Likewise.
7341 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7342
7f5309a5
ILT		 73432009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7344
7345 * arm.cc (Arm_relocate_functions::got_prel) New function.
7346 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7347 (Relocate::relocate): Likewise.
7348 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7349
364c7fa5
ILT		 73502009-10-06 Ian Lance Taylor <iant@google.com>
7351
7352 * options.h (class General_options): Define
7353 split_stack_adjust_size parameter.
7354 * object.h (class Object): Add uses_split_stack_ and
7355 has_no_split_stack_ fields. Add uses_split_stack and
7356 has_no_split_stack accessor functions. Declare
7357 handle_split_stack_section.
7358 (class Reloc_symbol_changes): Define.
7359 (class Sized_relobj): Define Function_offsets. Declare
7360 split_stack_adjust, split_stack_adjust_reltype, and
7361 find_functions.
7362 * object.cc (Object::handle_split_stack_section): New function.
7363 (Sized_relobj::do_layout): Call handle_split_stack_section.
7364 * dynobj.cc (Sized_dynobj::do_layout): Call
7365 handle_split_stack_section.
7366 * reloc.cc (Sized_relobj::relocate_sections): Call
7367 split_stack_adjust for executable sections in split_stack
7368 objects. Pass reloc_map to relocate_section.
7369 (Sized_relobj::split_stack_adjust): New function.
7370 (Sized_relobj::split_stack_adjust_reltype): New function.
7371 (Sized_relobj::find_functions): New function.
7372 * target-reloc.h: Include "object.h".
7373 (relocate_section): Add reloc_symbol_changes parameter. Change
7374 all callers.
7375 * target.h (class Target): Add calls_non_split method. Declare
7376 do_calls_non_split virtual method. Declare match_view and
7377 set_view_to_nop.
7378 * target.cc: Include "elfcpp.h".
7379 (Target::do_calls_non_split): New function.
7380 (Target::match_view): New function.
7381 (Target::set_view_to_nop): New function.
7382 * gold.cc (queue_middle_tasks): Give an error if mixing
7383 split-stack and non-split-stack objects with -r.
7384 * i386.cc (Target_i386::relocate_section): Add
7385 reloc_symbol_changes parameter.
7386 (Target_i386::do_calls_non_split): New function.
7387 * x86_64.cc (Target_x86_64::relocate_section): Add
7388 reloc_symbol_changes parameter.
7389 (Target_x86_64::do_calls_non_split): New function.
7390 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7391 parameter.
7392 * powerpc.cc (Target_powerpc::relocate_section): Add
7393 reloc_symbol_changes parameter.
7394 * sparc.cc (Target_sparc::relocate_section): Add
7395 reloc_symbol_changes parameter.
7396 * configure.ac: Call AM_CONDITIONAL for the default target.
7397 * configure: Rebuild.
7398 * testsuite/Makefile.am (TEST_AS): New variable.
7399 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7400 (check_DATA): Add split_i386 and split_x86_64 files.
7401 (SPLIT_DEFSYMS): Define.
7402 (split_i386_[1234n].o): New targets.
7403 (split_i386_[124]): New targets.
7404 (split_i386_[1234r].stdout): New targets.
7405 (split_x86_64_[1234n].o): New targets.
7406 (split_x86_64_[124]): New targets.
7407 (split_x86_64_[1234r].stdout): New targets.
7408 (MOSTLYCLEANFILES): Add new executables.
7409 * testsuite/split_i386.sh: New file.
7410 * testsuite/split_x86_64.sh: New file.
7411 * testsuite/split_i386_1.s: New file.
7412 * testsuite/split_i386_2.s: New file.
7413 * testsuite/split_i386_3.s: New file.
7414 * testsuite/split_i386_4.s: New file.
7415 * testsuite/split_i386_n.s: New file.
7416 * testsuite/split_x86_64_1.s: New file.
7417 * testsuite/split_x86_64_2.s: New file.
7418 * testsuite/split_x86_64_3.s: New file.
7419 * testsuite/split_x86_64_4.s: New file.
7420 * testsuite/split_x86_64_n.s: New file.
7421 * testsuite/testfile.cc (Target_test): Update relocation_section
7422 function.
7423 * testsuite/Makefile.in: Rebuild.
7424
e8a9fcda
ILT		 74252009-10-06 Ian Lance Taylor <iant@google.com>
7426
7427 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7428 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7429 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7430 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7431 the address on ldo_addrs_.
7432 (Target_i386::Relocate::fix_up_ldo): New function.
7433
e99daf92
ILT		 74342009-10-06 Rafael Espindola <espindola@google.com>
7435
7436 * plugin.cc (add_input_library): New.
7437 (Plugin::load): Add add_input_library to tv.
7438 (Plugin_manager::add_input_file): Add the is_lib argument.
7439 (add_input_file): Update call to Plugin_manager::add_input_file.
7440 (add_input_library): New.
7441 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7442
966d4097
DK		 74432009-09-30 Doug Kwan <dougkwan@google.com>
7444
7445 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7446 symbol and call Symbol::may_need_copy_reloc to determine if
7447 a copy reloc is needed.
7448 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7449 nocopyreloc is given in command line.
7450 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7451 given in command line.
7452 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7453 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7454 of the removed Target_i386::may_need_copy_reloc.
7455 * options.h (copyreloc): New option with default value false.
7456 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7457 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7458 instead of the removed Target_powerpc::may_need_copy_reloc.
7459 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7460 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7461 instead of the removed Target_sparc::may_need_copy_reloc.
7462 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7463 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7464 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7465 instead of the removed Target_x86_64::may_need_copy_reloc.
7466
029ba973
ILT		 74672009-09-30 Ian Lance Taylor <iant@google.com>
7468
7469 * object.h (class Object): Remove target_ field, and target,
7470 sized_target, and set_target methods.
7471 (Object::sized_target): Remove.
7472 (class Sized_relobj): Update declarations. Remove sized_target.
7473 * object.cc (Sized_relobj::setup): Remove target parameter.
7474 Change all callers.
7475 (Input_objects::add_object): Don't do anything with the target.
7476 (make_elf_sized_object): Add punconfigured parameter. Change all
7477 callers. Set or test parameter target.
7478 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7479 Change all callers.
7480 * parameters.cc (Parameters::set_target): Change parameter type to
7481 be non-const.
7482 (Parameters::default_target): Remove.
7483 (set_parameters_target): Change parameter type to be non-const.
7484 (parameters_force_valid_target): New function.
7485 (parameters_clear_target): New function.
7486 * parameters.h (class Parameters): Update declarations. Remove
7487 default_target method. Add sized_target and clear_target
7488 methods. Change target_ to be non-const.
7489 (set_parameters_target): Update declaration.
7490 (parameters_force_valid_target): Declare.
7491 (parameters_clear_target): Declare.
7492 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7493 as NULL if we aren't searching.
7494 (Add_symbols::run): Don't check for compatible target.
7495 * fileread.cc (Input_file::open_binary): Call
7496 parameters_force_valid_target.
7497 * gold.cc (queue_middle_tasks): Likewise.
7498 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7499 set_target on object.
7500 * dynobj.h (class Sized_dynobj): Update declarations.
7501 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7502 make_elf_object returns NULL.
7503 (Archive::include_member): Don't check whether object target is
7504 compatible.
7505 * output.cc (Output_section::add_input_section): Get target from
7506 parameters.
7507 (Output_section::relax_input_section): Likewise.
7508 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7509 parameters.
7510 (Sized_relobj::do_scan_relocs): Likewise.
7511 (Sized_relobj::relocate_sections): Likewise.
7512 * resolve.cc (Symbol_table::resolve): Likewise.
7513 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7514 parameter. Change all callers.
7515 (Symbol_table::add_from_object): Get target from parameters.
7516 (Symbol_table::add_from_relobj): Don't check object target.
7517 (Symbol_table::add_from_dynobj): Likewise.
7518 (Symbol_table::define_special_symbol): Get target from
7519 parameters.
7520 * symtab.h (class Symbol_table): Update declaration.
7521 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7522 parameter. Change all callers. Clear parameter target.
7523 (Binary_test): Test target here.
7524 * testsuite/object_unittest.cc (gold_testsuite): Remove
7525 target_test_pointer parameter. Change all callers.
7526 (Object_test): Test target here.
7527
a6a22b83
ILT		 75282009-09-26 Ian Lance Taylor <iant@google.com>
7529
7530 * testsuite/initpri1.c: Don't try to use constructor priorities if
7531 compiling with gcc before 4.3.
7532
6a8f49fe
ILT		 75332009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7534
7535 * testsuite/retain_symbols_file_test.sh (check_present): Change
7536 output file name to retain_symbols_file_test.stdout.
7537 (check_absent): Likewise.
7538
8c604651
CS		 75392009-09-18 Craig Silverstein <csilvers@google.com>
7540
7541 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7542 * options.cc: Include <cerrno> and <fstream>.
7543 (General_options::finalize): Parse -retain-symbols-file tag.
7544 * options.h: New flag.
7545 (General_options): New method should_retain_symbol, new
7546 variable symbols_to_retain.
7547 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7548 should_retain_symbol map.
7549 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7550 * testsuite/Makefile.in: Regenerate.
7551 * testsuite/retain_symbols_file_test.sh: New file.
7552
ca58b19f
NC		 75532009-09-18 Nick Clifton <nickc@redhat.com>
7554
7555 * po/es.po: Updated Spanish translation.
7556
20e6d0d6
DK		 75572009-09-17 Doug Kwan <dougkwan@google.com>
7558
7559 * debug.h (DEBUG_RELAXATION): New constant.
7560 (DEBUG_ALL): Add DEBUG_RELAXATION.
7561 (debug_string_to_enum): Add relaxation debug option.
7562 * layout.cc
7563 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7564 Layout::Relaxation_debug_check::read_sections,
7565 Layout::Relaxation_debug_check::read_sections): New method definitions.
7566 (Layout::Layout): Initialize data members
7567 record_output_section_data_from_scrips_,
7568 script_output_section_data_list_ and relaxation_debug_check_.
7569 (Layout::save_segments, Layout::restore_segments,
7570 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7571 Layout::relaxation_loop_body): New method definitions.
7572 (Layout::finalize): Support relaxation. Move section layout code to
7573 Layout::relaxation_loop_body.
7574 (Layout::set_asection_address_from_script): Move code for orphan
7575 section placement out.
7576 (Layout::place_orphan_sections_in_script): New method definition.
7577 * layout.h (Output_segment_headers, Output_file_header):
7578 New forward class declarations.
7579 (Layout::~Layout): Define.
7580 (Layout::new_output_section_data_from_script): New method definition.
7581 (Layout::place_orphan_sections_in_script): New method declaration.
7582 (Layout::Segment_states): New type declaration.
7583 (Layout::save_segments, Layout::restore_segments,
7584 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7585 Layout::relaxation_loop_body): New method declarations.
7586 (Layout::Output_section_data_list): New type declaration.
7587 (Layout::Relaxation_debug_check): New class definition.
7588 (Layout::record_output_section_data_from_script_,
7589 Layout::script_output_section_data_list_, Layout::segment_states_,
7590 Layout::relaxation_debug_check_): New data members.
7591 * output.cc: (Output_section_headers::do_size): New method definition.
7592 (Output_section_headers::Output_section_headers): Move size
7593 computation to Output_section_headers::do_size.
7594 (Output_segment_headers::do_size): New method definition.
e1df38aa 7595 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7596 Output_file_header::do_size and call it.
7597 (Output_file_header::do_size): New method definition.
7598 (Output_data_group::Output_data_group): Adjust call to
7599 Output_section_data.
7600 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7601 (Output_symtab_xindex::do_write): Add array bound check.
7602 (Output_section::Input_section::print_to_mapfile): Handle
7603 RELAXED_INPUT_SECTION_CODE.
7604 (Output_section::Output_section): Initialize data member checkpoint_.
7605 (Output_section::~Output_section): Delete checkpoint object pointed
7606 by checkpoint_.
7607 (Output_section::add_input_section): Always add an Input_section if
7608 relaxing.
7609 (Output_section::add_merge_input_section): Add assert.
7610 (Output_section::relax_input_section): New method definition.
7611 (Output_section::set_final_data_size): Set load address to zero for
7612 an unallocated section.
7613 (Output_section::do_address_and_file_offset_have_reset_values):
7614 New method definition.
7615 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7616 Handle relaxed input section.
7617 (Output_section::sort_attached_input_sections): Checkpoint input
7618 section list lazily.
7619 (Output_section::get_input_sections): Change type of input_sections to
7620 list of Simple_input_section pointers. Checkpoint input section list
7621 lazily. Also handle relaxed input sections.
7622 (Output_section::add_input_section_for_script): Take a reference to
7623 a Simple_input_section object instead of Relobj pointer and section
7624 index as parameter. Handle relaxed input sections.
7625 (Output_section::save_states, Output_section::restore_states): New
7626 method definitions.
7627 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7628 (Output_data::is_data_size_fixed): New method definition.
7629 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7630 if it is fixed.
7631 (Output_data::address_and_file_offset_have_reset_values): New method
7632 definition.
7633 (Output_data::do_address_and_file_offset_have_reset_values): New method
7634 definition.
7635 (Output_data::set_data_size): Check that data size is not fixed.
7636 (Output_data::fix_data_size): New method definition.
7637 (Output_data::is_data_size_fixed_): New data member.
7638 (Output_section_headers::set_final_data_size): New method definition.
7639 (Output_section_headers::do_size): New method declaration.
7640 (Output_segment_headers::set_final_data_size): New method definition.
7641 (Output_segment_headers::do_size): New method declaration.
7642 (Output_file_header::set_final_data_size)::New method definition.
7643 (Output_file_header::do_size)::New method declaration.
7644 (Output_section_data::Output_section_data): Add new parameter
7645 is_data_size_fixed and use it to fix data size.
7646 (Output_data_const::Output_data_const): Adjust call to base class
7647 constructor and fix data size.
7648 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7649 base class constructor and fix data size.
7650 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7651 base class constructor and fix data size.
7652 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7653 class constructor and fix data size.
7654 (Output_data_group::set_final_data_size): New method definition.
7655 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7656 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7657 class constructor and fix data size.
7658 (Output_relaxed_input_section): New class definition.
7659 (Output_section::Simple_input_section): New class definition.
7660 (Output_section::get_input_sections): Adjust parameter list.
7661 (Output_section::add_input_section_for_script): Same.
7662 (Output_section::save_states, Output_section::restore_states,
7663 Output_section::do_address_and_file_offset_have_reset_values,
7664 (Output_section::Input_section::Input_section): Handle
7665 RELAXED_INPUT_SECTION_CODE. Add new overload for
7666 Output_relaxed_input_section.
7667 (Output_section::Input_section::is_input_section,
7668 Output_section::Input_section::set_output_section): Handle relaxed
7669 input section.
7670 (Output_section::Input_section::is_relaxed_input_section,
7671 Output_section::Input_section::output_section_data,
7672 Output_section::Input_section::relaxed_input_section): New method
7673 definitions.
7674 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7675 value.
7676 (Output_section::Input_section::u1_): Update comments.
7677 (Output_section::Input_section::u2_): Add new union member poris.
7678 (Output_section::Checkpoint_output_section): New classs definition.
7679 (Output_section::relax_input_section): New method declaration.
7680 (Output_section::checkpoint_): New data member.
7681 (Output_segment): Update comments.
7682 (Output_segment::Output_segment): Un-privatize copy constructor.
7683 (Output_segment::operator=): Un-privatize.
7684 * script-sections.cc (Output_section_element::Input_section_list):
7685 Change element type to Output_section::Simple_input_section.
7686 (Output_section_element_dot_assignment::set_section_addresses):
7687 Register output section data for relaxation clean up.
7688 (Output_data_exression::Output_data_expression): Adjust call to base
7689 constructor to fix data size.
7690 (Output_section_element_data::set_section_addresses): Register
7691 Output_data_expression object for relaxation clean up.
7692 (struct Input_section_info): Replace Relobj pointer and section index
7693 pair with Output_section::Simple_input_section and Convert struct to a
7694 class.
7695 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7696 Input_section_info data member to use accessors.
20e6d0d6
DK		 7697 (Output_section_element_input::set_section_addresses): Use layout
7698 parameter. Adjust code to use Output_section::Simple_input_section
7699 and Input_secction_info classes. Register filler for relaxation
7700 clean up.
7701 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7702 and section index pair with Output_section::Simple_input_section
7703 class. Adjust code accordingly.
7704 (Phdrs_element::release_segment): New method definition.
7705 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7706 segment list.
7707 (Script_sections::release_segments): New method definition.
7708 * gold/script-sections.h (Script_sections::release_segments): New
7709 method declaration.
7710 * gold/target.h (Target::may_relax, Target::relax,
7711 Target::do_may_relax, Target::do_relax): New method definitions.
7712
5e445df6
ILT		 77132009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7714
7715 * arm.cc (has_signed_unsigned_overflow): New function.
7716 (Arm_relocate_functions::abs8): New function.
7717 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7718 (Target_arm::Scan::global): Likewise.
7719 (Target_arm::relocate::relocate): Likewise.
7720 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7721 Likewise.
7722
8c604651 77232009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7724
7725 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7726 * testsuite/Makefile.in: Regenerate.
7727
1e9cc1c2
NC		 77282009-09-11 Nick Clifton <nickc@redhat.com>
7729
7730 * po/gold.pot: Updated by the Translation project.
7731
6a89f575
CC		 77322009-09-08 Cary Coutant <ccoutant@google.com>
7733
7734 * output.cc (Output_file::open): Add execute permission to empty file.
7735 * testsuite/Makefile.am (permission_test): New test.
7736 * testsuite/Makefile.in: Regenerate.
7737
fdcac5af
ILT		 77382009-09-02 Ian Lance Taylor <iant@google.com>
7739
7740 * output.cc (Output_file::resize): Call map_no_anonymous rather
7741 than map.
7742
44453f85
ILT		 77432009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7744
7745 * gold.cc: Include "incremental.h".
7746 (queue_initial_tasks): Call Incremental_checker methods.
7747 * incremental.cc: Include "output.h".
7748 (Incremental_checker::can_incrementally_link_output_file): New
7749 method.
7750 * incremental.h (Incremental_checker): New class.
7751
7752 * output.cc (Output_file::open_for_modification): New method.
7753 (Output_file::map_anonymous): Changed return type to bool. Record
7754 map in base_ field.
7755 (Output_file::map_no_anonymous): New method, broken out of map.
7756 (Output_file::map): Use map_no_anonymous and map_anonymous.
7757 * output.h (class Output_file): Update declarations.
7758
293c1386
CC		 77592009-08-24 Cary Coutant <ccoutant@google.com>
7760
7761 * options.h (Command_line::Pre_options): New class.
7762 (Command_line::pre_options): New member.
7763 * options.cc (gold::options::ready_to_register): New variable.
7764 (One_option::register_option): Do nothing if not registering options.
7765 Assert if same short option registered twice.
7766 (General_options::General_options): Turn off option registration when
7767 done constructing.
7768 (Command_line::Pre_options::Pre_options): New constructor.
7769
f773f3d2
CC		 77702009-08-24 Cary Coutant <ccoutant@google.com>
7771
06a73cfe
CC		 7772 * options.h (General_options::no_keep_memory): Remove incorrect
7773 short option.
f773f3d2 7774
a15af8e2
RW		 77752009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7776
7777 * Makefile.am (am__skiplex, am__skipyacc): New.
7778 * Makefile.in: Regenerate.
7779
c462b41b
RW		 77802009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7781
14ec8efd
RW		 7782 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7783 (INCLUDES): ... this.
7784 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7785 (AM_CPPFLAGS): Renamed from ...
7786 (INCLUDE): ... this.
7787 * Makefile.in, testsuite/Makefile.in: Regenerate.
7788
81ecdfbb
RW		 7789 * Makefile.in: Regenerate.
7790 * aclocal.m4: Likewise.
7791 * config.in: Likewise.
7792 * configure: Likewise.
7793 * testsuite/Makefile.in: Likewise.
7794
c462b41b
RW		 7795 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7796 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7797 * Makefile.in: Regenerate.
7798 * testsuite/Makefile.in: Regenerate.
7799
2da73f13
CC		 78002009-08-19 Cary Coutant <ccoutant@google.com>
7801
7802 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7803 symbols in shared libraries overridden by hidden or internal symbols
7804 in the main program.
7805
2db70501
CD		 78062009-08-19 Chris Demetriou <cgd@google.com>
7807
7808 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7809 checking source file names in error messages.
7810
f733487b
DK		 78112009-08-18 Doug Kwan <dougkwan@google.com>
7812
7813 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7814 an elcpp::Ehdr as parameter. Adjust call to set_target.
7815 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7816 an elfcpp::Ehdr as parameter.
7817 * object.cc (Object::set_target): Remove the version that looks up
7818 a target and sets it.
7819 (Sized_relobj::setup): Take a Target object instead of
7820 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7821 (make_elf_sized_object): Find target and ask target to
7822 make an ELF object.
7823 * object.h: (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.
7827 * target.cc: Include dynobj.h.
7828 (Target::do_make_elf_object_implementation): New.
7829 (Target::do_make_elf_object): New.
7830 * target.h (Target::make_elf_object): New template declaration.
7831 (Target::do_make_elf_object): New method declarations.
7832 (Target::do_make_elf_object_implementation): New template declaration.
7833
cc70f101
ILT		 78342009-08-14 Ian Lance Taylor <iant@google.com>
7835
7836 * gold.h (FUNCTION_NAME): Define.
7837 (gold_unreachable): Use FUNCTION_NAME.
7838
ef5e0cb1
ST		 78392009-08-12 Sriraman Tallam <tmsriram@google.com>
7840
7841 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7842 symbol in the --keep-unique list is not found.
7843
48c187ce
ST		 78442009-08-12 Sriraman Tallam <tmsriram@google.com>
7845
7846 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7847 been maked as --keep-unique.
7848 (Icf::unfold_section): New function.
7849 * icf.h (Icf::unfold_section): New function.
7850 * options.h (General_options::keep_unique): New option.
7851 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7852 * testsuite/Makefile.in: Regenerate.
7853 * testsuite/icf_keep_unique_test.sh: New file.
7854 * testsuite/icf_keep_unique_test.cc: New file.
7855
645afe0c
CC		 78562009-08-12 Cary Coutant <ccoutant@google.com>
7857
7858 PR 10471
7859 * resolve.cc (Symbol_table::resolve): Check for references from
7860 dynamic objects to hidden and internal symbols.
7861 * testsuite/Makefile.am (hidden_test.sh): New test.
7862 * testsuite/Makefile.in: Regenerate.
7863 * testsuite/hidden_test.sh: New script.
7864 * testsuite/hidden_test_1.c: New test source.
7865 * testsuite/hidden_test_main.c: New test source.
7866
11af873f
DK		 78672009-08-11 Doug Kwan <dougkwan@google.com>
7868
7869 * arm.cc: Update comments.
7870 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7871 segment to locate the .ARM.exidx section if present.
7872
b9f7d72d
DK		 78732009-08-09 Doug Kwan <dougkwan@google.com>
7874
7875 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7876 patch.
7877
ddd3c53c
ST		 78782009-08-07 Sriraman Tallam <tmsriram@google.com>
7879 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7880 compiler warnings.
7881
27721062
ST		 78822009-08-06 Sriraman Tallam <tmsriram@google.com>
7883
7884 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7885 valid tls_segment only for non-debug-section relocations.
7886 * testsuite/Makefile.am: Add gc_tls_test.
7887 * testsuite/Makefile.in: Regenerate.
7888 * testsuite/gc_tls_test.cc: New file.
7889 * testsuite/gc_tls_test.sh: New file.
7890
ef15dade 78912009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 7892
ef15dade
ST		 7893 * icf.cc: New file.
7894 * icf.h: New file.
7895 * Makefile.am (CCFILES): Add icf.cc.
7896 (HFILES): Add icf.h
7897 * Makefile.in: Regenerate.
7898 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7899 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7900 section, symbol and addend information for the relocs.
7901 * gold.cc (queue_middle_tasks): Call identical code folding.
7902 * gold.h: Add defines for multimap.
7903 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7904 to the call of finalize_local_symbols.
7905 * main.cc (main): Create object of class Icf.
7906 * object.cc (Sized_relobj::do_layout): Allow this function to be
7907 called twice during icf.
7908 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7909 to sections marked as identical by icf.
7910 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7911 when available.
7912 (Sized_relobj::do_section_entsize): New function.
7913 * object.h (Object::section_entsize): New function.
7914 (Object::do_section_entsize): New pure virtual function.
7915 (Relobj::finalize_local_symbols): Add new parameter.
7916 (Relobj::do_section_entsize): New function.
7917 * options.h (General_options::icf): New option.
7918 (General_options::icf_iterations): New option.
7919 (General_options::print_icf_sections): New option.
7920 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7921 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7922 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7923 icf.
7924 * symtab.cc (Symbol_table::is_section_folded): New function.
7925 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7926 to sections marked as identical by icf.
7927 * symtab.h (Symbol_table::set_icf): New function.
7928 (Symbol_table::icf): New function.
7929 (Symbol_table::is_section_folded): New function.
7930 (Symbol_table::icf_): New data member.
7931 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7932 * testsuite/Makefile.am: Add commands to build icf_test.
7933 * testsuite/Makefile.in: Regenerate.
7934 * testsuite/icf_test.sh: New file.
7935 * testsuite/icf_test.cc: New file.
7936
c3b65ac4
CD		 79372009-07-24 Chris Demetriou <cgd@google.com>
7938
7939 * layout.cc (is_compressible_debug_section): Fix incorrect
7940 comment about compressed section names.
7941
1caf2c51
ILT		 79422009-07-20 Ian Lance Taylor <ian@airs.com>
7943
7944 PR 10419
7945 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7946
1ef4d87f
ILT		 79472009-07-16 Ian Lance Taylor <iant@google.com>
7948
7949 PR 10400
7950 * layout.h: #include <map>.
7951 (class Kept_section): Change from struct to class. Add accessors
7952 and setters. Add section size to Comdat_group mapping. Change
7953 Comdat_group to std::map. Add is_comdat_ field. Add
7954 linkonce_size field in union.
7955 (class Layout): Update declaration of find_or_add_kept_section.
7956 Don't declare find_kept_object.
7957 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7958 parameter. Add object, shndx, is_comdat, and is_group_name
7959 parameters. Change all callers. Adjust for new Kept_section.
7960 (Layout::find_kept_object): Remove.
7961 * object.cc (Sized_relobj::include_section_group): Update use of
7962 Kept_section. Rename secnum to shndx. Only record
7963 Kept_comdat_section if sections are the same size.
7964 (Sized_relobj::include_linkonce_section): Update use of
7965 Kept_section. Only record Kept_comdat_section if sections are the
7966 same size. Set size of linkonce section.
7967 (Sized_relobj::map_to_kept_section): Update call to
7968 get_kept_comdat_section.
7969 * object.h (class Sized_relobj): Rename fields in
7970 Kept_comdat_section to drop trailing underscores; change object
7971 field to Relobj*. Change Kept_comdat_section_table to store
7972 struct rather than pointer.
7973 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7974 Add kept_object and kept_shndx parameters. Change all callers.
7975 (Sized_relobj::get_kept_comdat_section): Change return type to
7976 bool. Add kept_object and kept_shndx parameters. Change all
7977 callers.
7978 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7979 Layout::find_or_add_kept_section.
7980
37c3b7b0
ILT		 79812009-07-09 Ian Lance Taylor <iant@google.com>
7982
7983 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7984 Reserve space in the hash table.
7985
98fa85cb
ILT		 79862009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7987
7988 * fileread.cc (File_read::get_mtime): New method.
7989 * fileread.h (Timespec): New structure.
7990 (File_read::get_mtime): New method.
7991 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7992 Renamed from timestamp_nsec.
7993 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7994 Elf_Xword.
e1df38aa 7995 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 7996 timestamp_nsec.
e1df38aa 7997 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 7998 (Incremental_inputs::report_obejct): Save mtime; style fix.
7999 (Incremental_inputs::report_script): Save mtime; style fix.
8000 (Incremental_inputs::finalize_inputs): Style fix.
8001 (Incremental_inputs::finalize): Style fix.
8002 (Incremental_inputs::create_input_section_data): Store inputs
8003 mtime.
8004 * incremental.h (Incremental_inputs::report_script): Add mtime
8005 argument.
8006 (Incremental_inputs::Input_info::Input_info): Intialize only one
8007 union member.
8008 (Incremental_inputs::Input_info::archive): Move to nameless
8009 union.
8010 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8011 (Incremental_inputs::Input_info::script): Move to nameless union.
8012 (Incremental_inputs::mtime): New field.
8013 * script.cc (read_input_script): Pass file mtime to
8014 Incremental_input.
8015 * script.h (Script_info::inputs): Style fix.
8016
c9d70757
ILT		 80172009-07-01 Ian Lance Taylor <ian@airs.com>
8018
8019 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8020 instead of 32.
8021
9c547ec3
ILT		 80222009-06-24 Ian Lance Taylor <iant@google.com>
8023
8024 PR 10156
8025 * layout.cc (Layout::choose_output_section): If we find an
8026 existing section, update the flags.
8027 (Layout::create_notes): New function, broken out of
8028 Layout::finalize.
8029 (Layout::finalize): Don't create note sections.
8030 (Layout::create_note): Don't crash if linker script discards
8031 section.
8032 (Layout::create_gold_note): Likewise.
8033 (Layout::create_build_id): Likewise. Don't set
8034 after_input_sections on the section.
8035 (Layout::create_executable_stack_info): Remove target parameter.
8036 Change caller.
8037 * layout.h (class Layout): Declare create_notes. Update
8038 declaration of create_executable_stack_info.
8039 * gold.cc (queue_middle_tasks): Call create_notes.
8040 * output.cc (Output_section::update_flags_for_input_section): Move
8041 here from output.h. If SHF_ALLOC flag is newly set, mark address
8042 invalid.
8043 * output.h (Output_data::mark_address_invalid): New function.
8044 (class Output_section): Only declare, not define,
8045 update_flags_for_input_section. Remove set_flags.
8046
55458500
ILT		 80472009-06-24 Ian Lance Taylor <iant@google.com>
8048
8049 * script-sections.cc (Output_section_definition::
8050 set_section_addresses): Rename shadowing local load_address to
8051 laddr.
8052
1307d6cd
ILT		 80532009-06-24 Ian Lance Taylor <iant@google.com>
8054
8055 PR 10244
8056 * reloc.cc (relocate_sections): Skip empty relocation sections.
8057
ec3f783e
ILT		 80582009-06-23 Ian Lance Taylor <iant@google.com>
8059
8060 PR 10156
8061 * layout.cc (Layout::create_note): Use choose_output_section
8062 rather than make_output_section.
8063
459c9f1c
ILT		 80642009-06-23 Ian Lance Taylor <iant@google.com>
8065
8066 PR 10237
8067 * options.cc (General_options::parse_V): Set printed_version_.
8068 (General_options::General_options): Initialize printed_version_.
8069 * options.h (class General_options): Add printed_version_ field.
8070 * gold.cc (queue_initial_tasks): If there are no input files,
8071 don't give a fatal error if we printed the version information.
8072 (queue_middle_tasks): If using -r with a shared object, give a
8073 fatal error rather than an ordinary error.
8074
1518dc8f
ILT		 80752009-06-23 Ian Lance Taylor <iant@google.com>
8076
8077 PR 10219
8078 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8079 (Layout::make_output_section): Set have_stabstr_section_ if we see
8080 a .stab*str section.
8081 (Layout::finalize): Call link_stabs_sections.
8082 (Layout::link_stabs_sections): New file.
8083 * layout.h (class Layout): Add have_stabstr_section_ field.
8084 Declare link_stabs_sections.
8085
3d857b98
DK		 80862009-06-23 Doug Kwan <dougkwan@google.com>
8087
8088 * Makefile.am (libgold_a_LIBADD): New.
8089 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8090 * Makefile.in: Regenerate.
8091 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8092 * configure: Regenerate.
8093 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8094 * fileread.cc: Include sys/state.h
8095 * gold.h: Declare memmem and strndup if found missing.
8096 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8097
0639a6f6
ILT		 80982009-06-23 Ian Lance Taylor <iant@google.com>
8099
8100 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8101 * configure: Rebuild.
8102
8d63875c
ILT		 81032009-06-23 Ian Lance Taylor <iant@google.com>
8104
8105 PR 10147
8106 * object.cc (Object::section_contents): Don't try to get a view if
8107 the section has length zero.
8108 (Object::handle_gnu_warning_section): If the section is empty, use
8109 the name of the section as the warning.
8110
f7c8a183
ILT		 81112009-06-23 Ian Lance Taylor <iant@google.com>
8112
8113 PR 10133
8114 * stringpool.h (class Stringpool_template): Add optimize_ field.
8115 (Stringpool_template::set_optimize): New function.
8116 * stringpool.cc (Stringpool_template::Stringpool_template):
8117 Initialize optimize_ field.
8118 (Stringpool_template::set_string_offsets): Test local optimize
8119 fild rather than parameter.
8120 * layout.cc (Layout::Layout): Call set_optimize on the section
8121 name stringpool.
8122
e6a307ba
ILT		 81232009-06-22 Ian Lance Taylor <iant@google.com>
8124
8125 PR 10030
8126 * yyscript.y: Parse TARGET.
8127 * script.cc (script_set_target): New function.
8128 * script-c.h (script_set_target): Declare.
8129 * options.cc (General_options::string_to_object_format): Rename
8130 from string_to_object_format in anonymous namespace. Change
8131 callers.
8132 * options.h (class General_options): Declare
8133 string_to_object_format.
8134
3ee173de
ILT		 81352009-06-22 Ian Lance Taylor <iant@google.com>
8136
8137 * script-sections.cc (Script_sections::create_segments): Don't put
8138 program headers in a PT_LOAD segment if -n or -N.
8139
81402009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8141
8142 PR 10141
8143 * options.h (class General_options): Add -z lazy and -z now. Sort
8144 -z options into alphabetical order.
8145 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8146
cd6739a1 81472009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8148
8149 * layout.cc (Layout::make_output_section): Call
8150 Target::new_output_section.
8151 (Layout::attach_allocated_section_to_segment): Put large section
8152 sections in a separate load segment with the large segment flag
8153 set.
8154 (Layout::segment_precedes): Sort large data segments after other
8155 load segments.
8156 (align_file_offset): New static function.
8157 (Layout::set_segment_offsets): Use align_file_offset.
8158 * output.h (class Output_section): Add is_small_section_ and
8159 is_large_section_ fields.
8160 (Output_section::is_small_section): New function.
8161 (Output_section::set_is_small_section): New function.
8162 (Output_section::is_large_section): New function.
8163 (Output_section::set_is_large_section): New function.
8164 (Output_section::is_large_data_section): New function.
8165 (class Output_segment): Add is_large_data_segment_ field.
8166 (Output_segment::is_large_data_segment): New function.
8167 (Output_segment::set_is_large_data_segment): New function.
8168 * output.cc (Output_section::Output_section): Initialize new
8169 fields.
8170 (Output_segment::Output_segment): Likewise.
8171 (Output_segment::add_output_section): Add assertion that large
8172 data sections always go in large data segments. Force small data
8173 sections to the end of the list of data sections. Force small BSS
8174 sections to the start of the list of BSS sections. For large BSS
8175 sections to the end of the list of BSS sections.
8176 * symtab.h (class Symbol): Declare is_common_shndx.
8177 (Symbol::is_defined): Check Symbol::is_common_shndx.
8178 (Symbol::is_common): Likewise.
8179 (class Symbol_table): Define enum Commons_section_type. Update
8180 declarations. Add small_commons_ and large_commons_ fields.
8181 * symtab.cc (Symbol::is_common_shndx): New function.
8182 (Symbol_table::Symbol_table): Initialize new fields.
8183 (Symbol_table::add_from_object): Put small and large common
8184 symbols in the right list.
8185 (Symbol_table::sized_finalized_symbol): Check
8186 Symbol::is_common_shndx.
8187 (Symbol_table::sized_write_globals): Likewise.
8188 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8189 common symbol lists. Don't call do_allocate_commons_list if the
8190 list is empty.
8191 (Symbol_table::do_allocate_commons_list): Remove is_tls
8192 parameter. Add comons_section_type parameter. Change all
8193 callers. Handle small and large common symbols.
8194 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8195 Symbol::is_common_shndx.
8196 * resolve.cc (symbol_to_bits): Likewise.
8197 * target.h (Target::small_common_shndx): New function.
8198 (Target::small_common_section_flags): New function.
8199 (Target::large_common_shndx): New function.
8200 (Target::large_common_section_flags): New function.
8201 (Target::new_output_section): New function.
8202 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8203 small_common_section_flags, and large_common_section_flags
8204 fields.
8205 (Target::do_new_output_section): New virtual function.
8206 * arm.cc (Target_arm::arm_info): Initialize new fields.
8207 * i386.cc (Target_i386::i386_info): Likewise.
8208 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8209 Likewise.
8210 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8211 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8212 (Target_x86_64::do_new_output_section): New function.
8213 * configure.ac: Define conditional MCMODEL_MEDIUM.
8214 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8215 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8216 (large_LDFLAGS): Define.
8217 * testsuite/large.c: New file.
8218 * testsuite/testfile.cc (Target_test::test_target_info):
8219 Initialize new fields.
8220 * configure, testsuite/Makefile.in: Rebuild.
8221
bb04269c
DK		 82222009-06-05 Doug Kwan <dougkwan@google.com>
8223
8224 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8225 * Makefile.in: Regenerate.
bb04269c
DK		 8226 * i386.cc (class Target_i386): Define new virtual method to
8227 override do_is_local_label_name in parent.
8228 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8229 local symbols if --discard-locals or -X is given.
8230 * options.h (class General_options): Declare new options
8231 '--discard-locals' and '-X' for discarding locals.
8232 * target.h (class Target): Define new methods is_local_label_name.
8233 Declare new virtual method do_is_local_label_name.
8234 * target.cc: New file.
8235 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8236 (check_SCRIPTS): Add discard_locals_test.sh.
8237 (check_DATA): Add discard_local_tests.syms.
8238 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8239 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8240 * testsuite/Makefile.in: Regenerate.
8241 * testsuite/discard_locals_test.c: New file.
8242 * testsuite/discard_locals_test.sh: Same.
8243
805bb01c
DK		 82442009-06-05 Doug Kwan <dougkwan@google.com>
8245
8246 * object.cc (Sized_relobj::Sized_relobj): Initialize
8247 discarded_eh_frame_shndx_ to -1U.
8248 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8249 section.
8250 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8251 a discarded .eh_frame section.
8252 (Sized_relobj::do_finalize_local_symbols): Ditto.
8253 * object.h (class Sized_relobj): Declare new member
8254 discarded_eh_frame_shndx_.
8255 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8256 (local_labels_test.o, local_labels_test): New rules.
8257 * testsuite/Makefile.in: Regenerate.
8258
1dcd334d
DK		 82592009-06-04 Doug Kwan <dougkwan@google.com>
8260
8261 * layout.cc (Layout::section_name_mapping): Add mapping for
8262 special ARM sections.
8263
96d49306
DK		 82642009-06-03 Doug Kwan <dougkwan@google.com>
8265
8266 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8267 (utils::has_overflow): Same.
8268
dff16297
ILT		 82692009-06-03 Ian Lance Taylor <iant@google.com>
8270
8271 * layout.cc (Layout::section_name_mapping): New array, replacing
8272 Layout::linkonce_mapping.
8273 (Layout::section_name_mapping_count): New variable, replacing
8274 Layout::linkonce_mapping_count.
8275 (Layout::linkonce_output_name): Remove.
8276 (Layout::output_section_name): Rewrite.
8277 * layout.h (class Layout): Rename Linkonce_mapping to
8278 Section_name_mapping, linkonce_mapping to section_name_mapping,
8279 linkonce_mapping_count to section_name_mapping_count. Don't
8280 declare linkonce_output_name.
8281
c121c671
DK		 82822009-06-03 Doug Kwan <dougkwan@google.com>
8283
8284 * gold/arm.cc (namespace utils): New.
8285 (Target_arm::reloc_is_non_pic): Define new method.
8286 (class Arm_relocate_functions): New.
8287 (Target_arm::Relocate::relocate): Handle relocation types used by
8288 Android.
8289
07800fab
ILT		 82902009-06-03 Ian Lance Taylor <iant@google.com>
8291
8292 * arm.cc (Target_arm::scan::global): Use || instead of |.
8293
c121c671
DK		 82942009-06-02 Doug Kwan <dougkwan@google.com>
8295
8296 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8297 issued_non_pic_error_.
8298 (class Target_arm::Scan): Declare new method check_non_pic.
8299 Define new method symbol_needs_plt_entry.
8300 Declare new data member issued_non_pic_error_.
8301 (class Target_arm::Relocate): Declare new method
8302 should_apply_static_reloc.
8303 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8304 (Target_arm::Scan::check_non_pic): Define new method.
8305 (Target_arm::Scan::local): Handle a small subset of reloc types used
8306 by Android.
8307 (Target_arm::Scan::local): Same.
8308 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8309
b19b0c6d
ILT		 83102009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8311
8312 * incremental.cc (Incremental_inputs::report_command_line): Filter
8313 out --incremental-* options.
8314
94cdfcff
DK		 83152009-05-29 Doug Kwan <dougkwan@google.com>
8316
8317 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8318 template class.
8319 (class Target_arm): Update comment.
8320 (Target_arm::Target_arm): Initialize new data members GOT_,
8321 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8322 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8323 and Target_arm::rel_dyn_section.
8324 Declare new_enum Target_arm::Got_type.
8325 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8326 and DYNBSS_.
8327 Update commments for member do_dynsym_value.
8328 (Target_arm::got_size, Target_arm::plt_section,
8329 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8330 new methods inside class defintion.
8331 (Target_arm::got_section): Define new method.
8332 (Target_arm::rel_dyn_section): Same.
8333 (Output_data_plt_arm): New template class.
8334 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8335 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8336 (Output_data_plt_arm::add_entry): Same.
8337 (Output_data_plt_arm::first_plt_entry): Define new
8338 static data member for PLT instruction template.
8339 (Output_data_plt_arm::plt_entry): Same.
8340 (Output_data_plt_arm::do_write): Define new method.
8341 (Target_arm::make_plt_entry): Same.
8342 (Target_arm::do_finalize_sections): Same.
8343 (Target_arm::do_dynsym_value): Same.
8344
4a657b0d
DK		 83452009-05-28 Doug Kwan <dougkwan@google.com>
8346
8347 * Makefile.am (TARGETSOURCES): Add arm.cc.
8348 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8349 * Makefile.in: Regenerate.
8350 * arm.cc: New file.
8351 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8352
e7ae8c36
DK		 83532009-05-26 Doug Kwan <dougkwan@google.com>
8354
8355 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8356 (General_options::check_excluded_libs): Strip off directories in
8357 archive name before matching like GNU ld does.
8358 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8359 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8360 (exclude_libs_test_LDFLAGS): Add linker option
8361 -Wl,--exclude-libs,libexclude_libs_test_3
8362 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8363 an explicit archive without using -l.
8364 (alt/libexclude_libs_test_3.a): New make rule.
8365 * testsuite/Makefile.in: Regenerate.
8366 * testsuite/exclude_libs_test.c : Declare lib3_default().
8367 (main): Call it.
8368 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8369 * exclude_libs_test_3.c: New file.
8370
f12e7348
NC		 83712009-05-26 Nick Clifton <nickc@redhat.com>
8372
8373 * po/id.po: New Indonesian translation.
8374 * po/gold.pot: Updated template file.
8375
4daadc0d
ST		 83762009-05-22 Sriraman Tallam <tmsriram@google.com>
8377
e1df38aa 8378 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8379 gc_comdat_test files. Add -Wl,--gc-sections to build
8380 gc_comdat_test.
8381 * testsuite/Makefile.in: Regenerate.
8382 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8383
531813ad
ST		 83842009-05-21 Sriraman Tallam <tmsriram@google.com>
8385
8386 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8387 kept comdat section was garbage collected.
8388 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8389 * testsuite/Makefile.in: Regenerate.
8390 * testsuite/gc_comdat_test.sh: New file.
8391 * testsuite/gc_comdat_test_1.cc: New file.
8392 * testsuite/gc_comdat_test_2.cc: New file.
8393
65514900
CC		 83942009-05-19 Doug Kwan <dougkwan@google.com>
8395
8396 * archive.cc (Archive::Archive): Move constructor from archive.h
8397 to here. Initialize no_export_.
8398 (Archive::get_elf_object_for_member): Set no_export flag of object.
8399 * archive.h (Archive::Archive): Move constructor body to
8400 archive.cc.
8401 (Archive::no_export): New method.
8402 (Archive::no_export_): New field.
8403 * object.h (Object::Object): Initialize no_export_ to false.
8404 (Object::no_export, Object::set_no_export): New methods.
8405 (Object::no_export_): New field.
8406 * options.cc (General_options::parse_exclude_libs): New method.
8407 (General_options::check_excluded_libs) Same.
8408 * options.h (exclude_libs): New option.
8409 (General_options::check_excluded_libs): New method declaration.
8410 (General_options::excluded_libs_): New field.
8411 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8412 default or protected visibility if an object has no-export flag set.
8413 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8414 (check_SCRIPTS): Add exclude_libs_test.sh.
8415 (check_DATA): Add exclude_libs_test.syms.
8416 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8417 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8418 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8419 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8420 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8421 libexclude_libs_test_2.a): New rules.
8422 * testsuite/Makefile.in: Regenerate.
8423 * testsuite/exclude_libs_test.c: New file.
8424 * testsuite/exclude_libs_test.sh: Ditto.
8425 * testsuite/exclude_libs_test_1.c: Ditto.
8426 * testsuite/exclude_libs_test_2.c: Ditto.
8427
1b77ea50
ILT		 84282009-05-15 Ian Lance Taylor <iant@google.com>
8429
8430 * configure.ac: Check for declarations for cases where libiberty.h
8431 checks HAVE_DECL_xxx.
8432 * configure, config.in: Rebuild.
8433
072fe7ce
ILT		 84342009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8435
8436 * gold.h (Incremental_argument_list): Remove (invalid) forward
8437 declaration.
8438 * incremental.cc (Incremental_inputs::report_achive): New method.
8439 (Incremental_inputs::report_object): New method.
8440 (Incremental_inputs::report_script): New method.
8441 (Incremental_inputs::finalize_inputs): New method.
8442 (Incremental_inputs::finalize): Call finalize_inputs().
8443 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8444 Create inputs entries.
8445 * incremental.h (Incremental_input_type): New enum.
8446 (Incremental_inputs::Incremental_input): Initialize new fields.
8447 (Incremental_inputs::report_inputs): New method.
8448 (Incremental_inputs::report_achive): New method.
8449 (Incremental_inputs::report_object): New method.
8450 (Incremental_inputs::report_script): New method.
8451 (Incremental_inputs::finalize_inputs): New method.
8452 (Incremental_inputs::Input_info): New struct.
8453 (Incremental_inputs::Input_info_map): New typedef.
8454 (Incremental_inputs::lock_): New field.
8455 (Incremental_inputs::Inputs_): New field.
8456 (Incremental_inputs::Inputs_map): New field.
8457 * main.cc (main): Call Incremental_input::report_inputs.
8458 * options.h (Input_argument_list): Typedef moved from
8459 Input_arguments.
8460 (Input_file_group::Files): Remove, use ::Input_argument_list.
8461 (Input_file_group::Input_argument_list): Remove, use
8462 ::Input_argument_list.
8463 * plugin.cc (Plugin_manager::add_input_file): Add error in
8464 incremental build.
8465 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8466 functions.
8467 * script.cc (read_input_script): Call
8468 Incremental_input::report_script.
8469 * script.h (Script_info): New class.
8470
b0481b0b
ILT		 84712009-04-27 Ian Lance Taylor <iant@google.com>
8472
8473 * x86_64.cc (do_adjust_output_section): Set entsize to
8474 plt_entry_size.
8475
b22a5a41 84762009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8477
8478 * output.cc (Output_file::close): After short writes, continue
8479 writing from the correct offset in the buffer being written.
8480
40fde488
CD		 84812009-04-23 Chris Demetriou <cgd@google.com>
8482
8483 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8484 * configure: Regenerate.
8485 * config.in: Regenerate.
8486 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8487 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8488
3ce2c28e
ILT		 84892009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8490
8491 * incremental.cc (Incremental_inputs_header_data): Renamed from
8492 Incremental_input_header_data.
8493 (Incremental_inputs_header_data::data_size): New field.
8494 (Incremental_inputs_header_data::put_input_file_count): Renamed
8495 from input_file_count.
8496 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8497 from command_line_offset.
8498 (Incremental_inputs_header_data::put_reserved): Renamed from
8499 put_reserved.
8500 (Incremental_inputs_entry_data): Renamed from
8501 Incremental_input_entry_data.
8502 (Incremental_inputs_entry_data::data_size): New field.
8503 (Incremental_inputs::report_command_line): New method.
8504 (Incremental_inputs::finalize): New method.
8505 (Incremental_inputs::create_incremental_inputs_data): New method.
8506 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8507 * incremental.h: New file.
8508 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8509 (Layout::finalize): Create incremental inputs section in
8510 incremental builds.
8511 (Layout::create_incremental_info_sections): New method.
8512 * layout.h (Layout::incremental_inputs): New method.
8513 (Layout::create_incremental_info_sections): New method.
8514 (Layout::incremental_inputs_): New field.
8515 * main.cc (main): Notify Incremental_input of the command line.
8516
e55bde5e
ILT		 85172009-04-01 Ian Lance Taylor <iant@google.com>
8518 Mikolaj Zalewski <mikolajz@google.com>
8519
8520 * gold.h (reserve_unordered_map): Define, three versions, one for
8521 each version of Unordered_map.
8522 * layout.cc (Layout::Layout): Remove options parameter. Add
8523 number_of_input_files parameter. Don't initialize options_.
8524 Initialize number_of_input_files_ and resized_signatures_. Move
8525 sections_are_attached_.
8526 (Layout::layout_group): Reserve space for group_signatures_.
8527 (Layout::find_or_add_kept_section): Change name parameter to be a
8528 reference. Resize signatures_ map when it gets large enough.
8529 (Layout::layout_eh_frame): Use parameters->options() instead of
8530 this->options_.
8531 (Layout::make_output_section): Likewise.
8532 (Layout::attach_allocated_section_to_segment): Likewise.
8533 (Layout::finalize, Layout::create_executable_stack): Likewise.
8534 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8535 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8536 * layout.h (class Layout): Update declarations. Remove options_
8537 field. Add number_of_input_files_ and resized_signatures_
8538 fields. Move sections_are_attached_ field.
8539 * main.cc (main): Pass number of input files to Layout
8540 constructor. Don't pass options.
8541
154b857c
ILT		 85422009-03-30 Ian Lance Taylor <iant@google.com>
8543
8544 * ffsll.c (ffsll): Correct implementation.
8545
2f35ab9b
ILT		 85462009-03-27 Ian Lance Taylor <iant@google.com>
8547
fd03461a
ILT		 8548 * ffsll.c: New file.
8549 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8550 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8551 * ftruncate.c (ftruncate): Declare before definition.
8552 * mremap.c (mremap): Likewise.
8553 * pread.c (pread): Likewise.
8554 * configure, Makefile.in, config.in: Rebuild.
8555
2f35ab9b
ILT		 8556 * mremap.c: New file.
8557 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8558 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8559 (mremap): Declare if HAVE_MREMAP is not defined.
8560 * configure, Makefile.in, config.in: Rebuild.
8561
33aea2fd
CC		 85622009-03-27 Cary Coutant <ccoutant@google.com>
8563
8564 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8565 position independent.
8566 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8567 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8568
6d479619
CC		 85692009-03-24 Cary Coutant <ccoutant@google.com>
8570
8571 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8572 an executable.
8573 (needs_dynamic_reloc): Likewise.
8574
afc06bb8
ILT		 85752009-03-24 Ian Lance Taylor <iant@google.com>
8576
8577 * yyscript.y (file_cmd): Recognize EXTERN.
8578 (extern_name_list, extern_name_list_body): New nonterminals.
8579 * script.cc (script_add_extern): Define.
8580 * script-c.h (script_add_extern): Declare.
8581
f6060a4d
ILT		 85822009-03-24 Rafael Avila de Espindola <espindola@google.com>
8583
8584 * object.cc (is_elf_object): Define.
8585 * object.h (is_elf_object): Declare.
8586 * archive.cc (Archive::get_elf_object_for_member): Call
8587 is_elf_object.
33aea2fd 8588 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8589
26736d8e
ILT		 85902009-03-24 Elliott Hughes <enh@google.com>
8591
8592 * output.cc (Output_file::map_anonymous): Define.
8593 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8594 try an anonymous one. Report the size if the mmap fails.
8595 * output.h (class Output_file): Declare map_anonymous.
8596
22fd9730
ILT		 85972009-03-24 Ian Lance Taylor <iant@google.com>
8598
8599 * target-select.cc (instantiate_target): Don't acquire the lock if
8600 the instantiated_target_ field has already been set.
8601
cb010894
ILT		 86022009-03-23 Ian Lance Taylor <iant@google.com>
8603
7f055c20
ILT		 8604 * gold-threads.h (class Initialize_lock): Define.
8605 * gold-threads.cc (class Initialize_lock_once): Define.
8606 (initialize_lock_control): New static variable.
8607 (initialize_lock_pointer): New static variable.
8608 (initialize_lock_once): New static function.
8609 (Initialize_lock::Initialize_lock): Define.
8610 (Initialize_lock::initialize): Define.
8611 * target-select.h: Include "gold-threads.h".
8612 (class Target_selector): Add lock_ and initialize_lock_ fields.
8613 Don't define instantiate_target, just declare it.
8614 * target-select.cc (Target_selector::Target_selector): Initialize
8615 new fields.
8616 (Target_selector::instantiate_target): Define.
8617 * descriptors.h: Include "gold-threads.h".
8618 (class Descriptors): Add initialize_lock_ field.
8619 * descriptors.cc (Descriptors::Descriptors): Initialize new
8620 field.
8621 (Descriptors::open): Use initialize_lock_ field
8622 * errors.h (class Errors): Add initialize_lock_ field.
8623 * errors.cc (Errors::Errors): Initialize new field.
8624 (Errors::initialize_lock): Use initialize_lock_ field.
8625 * powerpc.cc (class Target_selector_powerpc): Remove
8626 instantiated_target_ field. In do_recognize call
8627 instantiate_target rather than do_instantiate_target. In
8628 do_instantiate_target just allocate a new target.
8629 * sparc.cc (class Target_selector_sparc): Likewise.
8630
36959681
ILT		 8631 * freebsd.h: New file.
8632 * i386.cc: Include "freebsd.h".
8633 (Target_i386): Derive from Target_freebsd rather than
8634 Sized_target.
8635 (Target_selector_i386): Derive from Target_selector_freebsd rather
8636 than Target_selector.
8637 * x86_64.cc: Include "freebsd.h".
8638 (Target_x86_64): Derive from Target_freebsd rather than
8639 Sized_target.
8640 (Target_selector_x86_64): Derive from Target_selector_freebsd
8641 rather than Target_selector.
8642 * target.h (class Target): Add adjust_elf_header and
8643 do_adjust_elf_header.
8644 * output.cc (Output_file_header:: do_sized_write): Call target
8645 adjust_elf_header routine.
8646 * configure.tgt: Set targ_osabi.
8647 * configure.ac: Define GOLD_DEFAULT_OSABI.
8648 * parameters.cc (Parameters::default_target): Pass
8649 GOLD_DEFAULT_OSABI to select_target.
8650 * target-select.h (class Target_selector): Make instantiate_target
8651 protected rather than private.
8652 * Makefile.am (HFILES): Add freebsd.h.
8653 * configure, Makefile.in, config.in: Rebuild.
8654
cb010894
ILT		 8655 * merge.cc (do_add_input_section): Correct pend value. Change
8656 message about last entry not being null terminated from error to
8657 warning.
8658
0e879927
ILT		 86592009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8660
8661 * incremental.cc: New file.
8662 * Makefile.am (CCFILES): Add incremental.cc.
8663 * Makefile.in: Rebuild.
8664
41105937
PP		 86652009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8666
8667 * layout.cc (Layout::output_section_name): Preserve names
8668 of '.note.' sections.
e1df38aa 8669
60439920
ILT		 86702009-03-19 Ian Lance Taylor <iant@google.com>
8671
8672 * descriptors.cc (Descriptors::open): Check that the options are
8673 valid before using them.
8674
0d371ad3
ILT		 86752009-03-18 Ian Lance Taylor <iant@google.com>
8676
8677 * script-sections.h: Include <list>.
8678 (class Script_sections): Change Sections_elements from std::vector
8679 to std::list. Typedef public Elements_iterator. Add
8680 orphan_section_placement_, data_segment_align_start_, and
8681 saw_data_segment_align_ fields. Remove data_segment_align_index_
8682 field.
8683 * script-sections.cc (class Orphan_section_placement): New class.
8684 (class Sections_element): Add virtual functions is_relro and
8685 orphan_section_init. Remove virtual function place_orphan_here.
8686 (class Output_section_definition): Add is_relro and
8687 orphan_section_init. Remove place_orphan_here.
8688 (class Orphan_output_section): Likewise.
8689 (Script_sections::Script_sections): Update for field changes.
8690 (Script_sections::data_segment_align): Set saw_data_segment_align_
8691 and data_segment_align_start_, not data_segment_align_index.
8692 (Script_sections::data_segment_relro_end): Check
8693 saw_data_segment_align_. Use data_segment_align_start_ rather
8694 than data_segment_align_index_.
8695 (Script_sections::place_orphan): Rewrite to use
8696 Orphan_section_placement.
8697
9201d894
ILT		 86982009-03-17 Ian Lance Taylor <iant@google.com>
8699
9c5b8369
ILT		 8700 * archive.cc (Archive::add_symbols): Check for a version attached
8701 to the symbol name in the archive map.
8702 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8703 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8704 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8705 (ver_test_11.a): New target.
8706 * testsuite/Makefile.in: Rebuild.
8707
9201d894
ILT		 8708 * configure.ac: Check for chsize and posix_fallocate. Replace
8709 ftruncate.
8710 * ftruncate.c: New file, from gnulib.
8711 * output.cc (posix_fallocate): Define dummy version if not
8712 HAVE_POSIX_FALLOCATE.
8713 (Output_file::map): Call posix_fallocate rather than lseek and
8714 write.
8715 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8716 * configure, Makefile.in, config.in: Rebuild.
8717
ef4ab7a8 87182009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8719
ef4ab7a8
PP		 8720 * layout.h (Layout::create_note): Add section_name parameter.
8721 * layout.cc (Layout::create_note): Likewise.
8722 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8723
8c500701
ILT		 87242009-03-17 Ian Lance Taylor <iant@google.com>
8725
e85b18e1
ILT		 8726 * descriptors.cc: Include "options.h".
8727 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8728 (Descriptors::open): Always use O_CLOEXEC when opening a new
8729 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8730 then set FD_CLOEXEC.
8731
9efe6174
ILT		 8732 * sparc.cc (class Target_sparc): Add has_got_section.
8733 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8734 make sure we have a GOT section.
8735
8736 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8737 (Target_sparc::Scan::local): Likewise.
8738 (Target_sparc::Scan::global): Likewise.
8739 (Target_sparc::Relocate::relocate): Likewise.
8740 (Target_sparc::Relocate::relocate_tls): Likewise.
8741
8c500701
ILT		 8742 * symtab.cc (Symbol_table::define_default_version): New function,
8743 broken out of add_from_object.
8744 (Symbol_table::add_from_object): Call define_default_version.
8745 (Symbol_table::define_special_symbol): Add resolve_oldsym
8746 parameter. Change all callers. If the version for a symbol comes
8747 from a version script, resolve it with the symbol with the same
8748 name with no version. Also add the symbol without a version if
8749 appropriate.
8750 (do_define_in_output_data): If resolving with oldsym, don't delete
8751 sym.
8752 (do_define_in_output_segment): Likewise.
8753 (do_define_as_constant): Likewise.
8754 * symtab.h (class Symbol_table): Update declarations.
8755
f1ed28fb
ILT		 87562009-03-13 Ian Lance Taylor <iant@google.com>
8757
15f8229b
ILT		 8758 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8759 (Read_symbols::requeue): New function.
8760 (Read_symbols::do_read_symbols): If make_elf_object fails because
8761 the target type is not configured, and the file was searched for,
8762 issue a warning and retry with the next directory.
8763 (Add_symbols::run): If the file has an incompatible format, and
8764 it was searched for, requeue the Read_symbols task. On error,
8765 release the object.
8766 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8767 dirindex parameter to constructor. Change all callers. Declare
8768 incompatible_warning and requeue.
8769 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8770 input_argument_ and input_group_ fields. Add them to
8771 constructor. Change all callers.
8772 (class Read_script): Add dirindex_ field. Add it to constructor.
8773 Change all callers.
8774 * archive.cc (Archive::setup): Remove input_objects parameter.
8775 Change all callers.
8776 (Archive::get_file_and_offset): Likewise.
8777 (Archive::read_all_symbols): Likewise.
8778 (Archive::read_symbols): Likewise.
8779 (Archive::get_elf_object_for_member): Remove input_objects
8780 parameter. Add punconfigured parameter. Change all callers.
8781 (Archive::add_symbols): Change return type to bool. Check return
8782 value of include_member.
8783 (Archive::include_all_members): Likewise.
8784 (Archive::include_member): Change return type to bool. Return
8785 false if first included object has incompatible target. Set
8786 included_member_ field.
8787 (Add_archive_symbols::run): If add_symbols returns false, requeue
8788 Read_symbols task.
8789 * archive.h (class Archive): Add included_member_ field.
8790 Initialize it in constructor. Add input_file and searched_for
8791 methods. Update declarations.
8792 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8793 input_argument_ fields. Add them to constructor. Change all
8794 callers.
8795 * script.cc: Include "target-select.h".
8796 (class Parser_closure): Add skip_on_incompatible_target_ and
8797 found_incompatible_target_ fields. Add
8798 skip_on_incompatible_target parameter to constructor. Change all
8799 callers. Add methods skip_on_incompatible_target,
8800 clear_skip_on_incompatible_target, found_incompatible_target, and
8801 set_found_incompatible_target.
8802 (read_input_script): Add dirindex parameter. Change all callers.
8803 If parser finds an incompatible target, requeue Read_symbols
8804 task.
8805 (script_set_symbol): Clear skip_on_incompatible_target in
8806 closure.
8807 (script_add_assertion, script_parse_option): Likewise.
8808 (script_start_sections, script_add_phdr): Likewise.
8809 (script_check_output_format): New function.
8810 * script.h (read_input_script): Update declaration.
8811 * script-c.h (script_check_output_format): Declare.
8812 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8813 (ignore_cmd): Remove OUTPUT_FORMAT.
8814 * fileread.cc (Input_file::Input_file): Add explicit this.
8815 (Input_file::will_search_for): New function.
8816 (Input_file::open): Add pindex parameter. Change all callers.
8817 * fileread.h (class Input_file): Add input_file_argument method.
8818 Declare will_search_for. Update declarations.
8819 * object.cc (make_elf_object): Add punconfigured parameter.
8820 Change all callers.
8821 * object.h (class Object): Make input_file public. Add
8822 searched_for method.
8823 (make_elf_object): Update declaration.
8824 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8825 restart search.
8826 * dirsearch.h (class Dirsearch): Update declaration.
8827 * options.h (class General_options): Add --warn-search-mismatch.
8828 * parameters.cc (Parameters::is_compatible_target): New function.
8829 * parameters.h (class Parameters): Declare is_compatible_target.
8830 * workqueue.cc (Workqueue::add_blocker): New function.
8831 * workqueue.h (class Workqueue): Declare add_blocker.
8832
f1ed28fb
ILT		 8833 * fileread.cc (Input_file::open): Remove options parameter.
8834 Change all callers.
8835 (Input_file::open_binary): Likewise.
8836 * script.cc (read_input_script): Likewise.
8837 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8838 options parameter from constructor. Change all callers.
8839 (class Read_script): Likewise.
8840 * fileread.h (class Input_file): Update declarations.
8841 * script.h (read_input_script): Update declaration.
8842
34dd024a
NC		 88432009-03-10 Nick Clifton <nickc@redhat.com>
8844
8845 * po/es.po: New Spanish translation.
8846
6d71b17c
CC		 88472009-03-06 Cary Coutant <ccoutant@google.com>
8848
8849 * options.cc (parse_short_option): Keep dash_z from registering itself.
8850
031cdbed
ILT		 88512009-03-03 Ian Lance Taylor <iant@google.com>
8852
8853 PR 9918
8854 * target-reloc.h (relocate_section): Pass output_section to
8855 relocate.
8856 * i386.cc (Target_i386::should_apply_static_reloc): Add
8857 output_section parameter. Change all callers.
8858 (Target_i386::Relocate::relocate): Add output_section parameter.
8859 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8860 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8861 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8862 * testsuite/two_file_shared.sh: New script.
8863 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8864 (check_DATA): Add two_file_shared.dbg.
8865 (two_file_shared.dbg): New target.
8866 * testsuite/Makefile.in: Rebuild.
8867
15d5fa16
ILT		 88682009-03-01 Ian Lance Taylor <iant@google.com>
8869
8870 * configure.ac: Check for byteswap.h.
8871 * configure: Rebuild.
8872 * config.in: Rebuild.
8873
8a4c0b0d
ILT		 88742009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8875
8876 * layout.cc (Layout::find_or_add_kept_section): New function.
8877 (Layout::add_comdat): Removed.
8878 * layout.h (struct Kept_section): Move out of class Layout.
8879 Remove trailing underscores from field names. Add group_sections
8880 field. Rename group_ field to is_group. Change all uses.
8881 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8882 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8883 comdat_groups_ field.
8884 (Sized_relobj::include_section_group): Use
8885 find_or_add_kept_section and Kept_section::group_sections.
8886 (Sized_relobj::include_linkonce_section): Likewise.
8887 * object.cc (class Sized_relobj): Don't define Comdat_group or
8888 Comdat_group_table. Remove find_comdat_group and
8889 add_comdat_group. Remove comdat_groups_ field.
8890 * plugin.cc (include_comdat_group): Use
8891 Layout::find_or_add_kept_section.
8892
b4ecf66b
ILT		 88932009-02-28 Ian Lance Taylor <iant@google.com>
8894
14359ca0
ILT		 8895 * README: --gc-sections and map files are now supported. Document
8896 some build requirements.
8897
b4ecf66b
ILT		 8898 PR 6992
8899 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8900 relocatable link set the value of the section symbol to zero.
8901 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8902 relocatable link don't include the section address in the local
8903 symbol value.
8904
0602e05a
ILT		 89052009-02-27 Ian Lance Taylor <iant@google.com>
8906
fd9d194f
ILT		 8907 PR 6811
8908 * options.h (class Search_directory): Add is_system_directory.
8909 (class General_options): Declare is_in_system_directory.
8910 * options.cc (get_relative_sysroot): Make static.
8911 (get_default_sysroot): Make static.
8912 (General_optoins::is_in_system_directory): New function.
8913 * fileread.cc (Input_file::is_in_system_directory): New function.
8914 * fileread.h (class Input_file): Declare is_in_system_directory.
8915 * object.h (class Object): Add is_in_system_directory.
8916 (class Input_objects): Remove system_library_directory_ field.
8917 * object.cc (Input_objects::add_object): Don't set
8918 system_library_directory_.
8919 (input_objects::found_in_system_library_directory): Remove.
8920 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8921 parameter. Change all callers.
8922 (Symbol_table::sized_write_globals): Likewise.
8923 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8924 Call Object::is_in_system_directory.
8925 * symtab.h (class Symbol_table): Update declarations.
8926
61edd21f
ILT		 8927 PR 5990
8928 * descriptors.h (Open_descriptor): Add is_on_stack field.
8929 * descriptors.cc (Descriptors::open): If the descriptor is on the
8930 top of the stack, remove it. Initialize is_on_stack field.
8931 (Descriptors::release): Only add pod to stack if it is not on the
8932 stack already.
8933 (Descriptors::close_some_descriptor): Clear stack_next and
8934 is_on_stack fields.
8935
e29e076a
ILT		 8936 PR 7091
8937 * output.cc (Output_section::find_starting_output_address): Rename
8938 from starting_output_address; add PADDR parameter; change return
8939 type.
8940 * output.h (class Output_section): Declare
8941 find_starting_output_address instead of starting_output_address.
8942 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8943 section symbol for which we can't find a merge section.
8944
0602e05a
ILT		 8945 PR 9836
8946 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8947 hidden or internal, force the symbol to be local.
8948 * resolve.cc (Symbol::override_visibility): Define.
8949 (Symbol::override_base): Use override_visibility.
8950 (Symbol_table::resolve): Likewise.
8951 (Symbol::override_base_with_special): Likewise.
8952 (Symbol_table::override_with_special): If the visibility is hidden
8953 or internal, force the symbol to be local.
8954 * symtab.h (class Symbol): Add set_visibility and
8955 override_visibility.
8956 * testsuite/ver_test_1.sh: New file.
8957 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8958 (check_DATA): Add ver_test_1.syms.
8959 (ver_test_1.syms): New target.
8960 * testsuite/Makefile.in: Rebuild.
8961
401a9a73
CC		 89622009-02-25 Cary Coutant <ccoutant@google.com>
8963
8964 * layout.cc (Layout::choose_output_section): Don't rename sections
8965 when using a linker script that has a SECTIONS clause.
8966 * Makefile.in: Regenerate.
8967
8968 * testsuite/Makefile.am (script_test_5.sh): New test case.
8969 * testsuite/Makefile.in: Regenerate.
8970 * testsuite/script_test_5.cc: New file.
8971 * testsuite/script_test_5.sh: New file.
8972 * testsuite/script_test_5.t: New file.
8973
f488e4b0
CC		 89742009-02-13 Rafael Avila de Espindola <espindola@google.com>
8975
8976 * archive.cc (Archive::include_member): Update calls to add_symbols.
8977 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8978 the Layout argument.
8979 * dynobj.h (do_add_symbols): Add the Layout argument.
8980 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8981 Layout argument.
8982 * object.h (Object::add_symbols): Add the Layout argument.
8983 (Object::do_add_symbols): Add the Layout argument.
8984 (Sized_relobj::do_add_symbols): Add the Layout argument.
8985 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8986 Unify the two versions.
8987 (Add_plugin_symbols): Remove.
8988 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8989 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8990 (Add_plugin_symbols): Remove.
8991 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8992 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8993 (Add_symbols::run): Make it work with Pulginobj.
8994
89dd1680
ILT		 89952009-02-06 Ian Lance Taylor <iant@google.com>
8996
8997 * object.cc (Sized_relobj::do_layout): Make info message start
8998 with lower case letter.
8999
266d0a74
ILT		 90002009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9001
602b464e
ILT		 9002 * binary.cc: Fix file comment.
9003
266d0a74
ILT		 9004 * options.h (enum Incremental_disposition): Define.
9005 (class General_options): Add new options: --incremental,
9006 --incremental_changed, --incremental_unchanged,
9007 --incremental_unknown. Add incremental_disposition_ and
9008 implicit_incremental_ fields.
9009 (General_options::incremental_disposition): New function.
9010 (class Position_dependent_options): Add incremental_disposition
9011 option.
9012 (Position_dependent_options::copy_from_options): Set incremental
9013 dispositions.
9014 * options.cc (General_options::parse_incremental_changed): New
9015 function.
9016 (General_options::parse_incremental_unchanged): New function.
9017 (General_options::parse_incremental_unknown): New function.
9018 (General_options::General_options): Initialize new fields
9019 incremental_disposition_ and implicit_incremental_.
9020 (General_options::finalize): Check for uasge of --incremental-*
9021 without --incremental.
9022
f073bbf7
CD		 90232009-02-06 Chris Demetriou <cgd@google.com>
9024
9025 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9026 pointer and to report location as the file name associated with
9027 the symbol.
9028 (gold_undefined_symbol_at_location): New function to replace the
9029 old gold_undefined_symbol functionality.
9030 * target-reloc.h (relocate_section): Update to use
9031 gold_undefined_symbol_at_location.
9032 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9033 Call gold_undefined_symbol function rather than gold_error.
9034 * errors.h (Errors::undefined_symbol): Take location as a
9035 string, rather than calculating it from a relocation.
9036 * errors.cc (Errors::fatal): Print "fatal error:" before the
9037 formatted message.
9038 (Errors::error, Errors::error_at_location): Print "error: "
9039 before the formatted message.
9040 (Errors::undefined_symbol): Take location as a string, rather
9041 than calculating it from a relocation.
9042 (gold_undefined_symbol_at_location): New function akin to
9043 old gold_undefined_symbol, calculates location from relocation.
9044 (gold_undefined_symbol): Change to take only a Symbol pointer
9045 and to report location as the file name associated with the symbol.
9046 * testsuite/debug_msg.sh: Update for changed error messages.
9047 * testsuite/undef_symbol.sh: Likewise.
9048
8e94a90c
ILT		 90492009-02-04 Duncan Sands <baldrick@free.fr>
9050
9051 PR 9812
9052 * reduced_debug_output.h
9053 (Output_reduced_debug_abbrev_section::failed): Use format for
9054 gold_warning.
9055 (Output_reduced_debug_info_section::faild): Likewise.
9056
88a0e15b
ILT		 90572009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9058
9059 * script.cc (Lazy_demangler): New class.
9060 (Version_script_info::get_symbol_version_helper): Demangle a
9061 symbol only once.
9062
5efc7cd2
CC		 90632009-01-29 Cary Coutant <ccoutant@google.com>
9064
9065 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9066 to __tls_get_addr.
9067 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9068
e0ebcf42
ILT		 90692009-01-28 Ian Lance Taylor <iant@google.com>
9070
5efc7cd2 9071 * version.cc (version_string): Bump to 1.9.
75fe7426 9072
e0ebcf42
ILT		 9073 * gold.h: Include <cstring> and <stdint.h>.
9074 * version.cc: Include <cstdio>.
9075 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9076 warning.
9077 * reduced_debug_output.cc (insert_into_vector): Rename from
9078 Insert_into_vector; change all callers. Use Swap_unaligned to
9079 avoid aliasing issue; remove union since it is unnecessary.
9080
8e2813be 90812009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9082
9083 * Makefile.am (CCFILES): Add gc.cc.
9084 (HFILES): Add gc.h.
9085 * Makefile.in: Regenerate.
9086 * gold.cc (Gc_runner): New class.
9087 (queue_initial_tasks): Call garbage collection related tasks
9088 when corresponding options are invoked.
9089 (queue_middle_gc_tasks): New function.
9090 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9091 processed early before laying out sections during garbage collection.
9092 * gold.h (queue_middle_gc_tasks): New function.
9093 (is_prefix_of): Move from "layout.cc".
9094 * i386.cc (Target_i386::gc_process_relocs): New function.
9095 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9096 * main.cc (main): Create object of class "Garbage_collection".
9097 * object.cc (Relobj::copy_symbols_data): New function.
9098 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9099 (Sized_relobj::do_layout): Allow this function to be called twice
9100 during garbage collection and defer layout of section during the
6d03d481
ST		 9101 first call.
9102 * object.h (Relobj::get_symbols_data): New function.
9103 (Relobj::is_section_name_included): New function.
9104 (Relobj::copy_symbols_data): New function.
9105 (Relobj::set_symbols_data): New function.
9106 (Relobj::get_relocs_data): New function.
9107 (Relobj::set_relocs_data): New function.
9108 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9109 (Relobj::gc_process_relocs): New function.
9110 (Relobj::do_gc_process_relocs): New pure virtual function.
9111 (Relobj::sd_): New data member.
9112 (Sized_relobj::is_output_section_offset_invalid): New function.
9113 (Sized_relobj::do_gc_process_relocs): New function.
9114 * options.h (General_options::gc_sections): Modify to not be a no-op.
9115 (General_options::print_gc_sections): New option.
9116 * plugin.cc (Plugin_finish::run): Remove function call to
9117 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9118 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9119 * reloc.cc (Read_relocs::run): Add task to process relocs and
9120 determine unreferenced sections when doing garbage collection.
9121 (Gc_process_relocs): New class.
9122 (Sized_relobj::do_gc_process_relocs): New function.
9123 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9124 sections that are garbage collected.
9125 * reloc.h (Gc_process_relocs): New class.
9126 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9127 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9128 symbols whose corresponding sections are garbage collected.
9129 (Symbol_table::Symbol_table): Add new parameter for the garbage
9130 collection object.
9131 (Symbol_table::gc_mark_undef_symbols): New function.
9132 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9133 (Symbol_table::gc_mark_dyn_syms): New function.
9134 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9135 as garbage.
9136 (Symbol_table::add_from_object): Likewise.
9137 (Symbol_table::add_from_relobj): When building shared objects, do not
9138 treat externally visible symbols as garbage.
9139 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9140 table information for static and relocatable links.
9141 * symtab.h (Symbol_table::set_gc): New function.
9142 (Symbol_table::gc): New function.
9143 (Symbol_table::gc_mark_undef_symbols): New function.
9144 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9145 (Symbol_table::gc_mark_dyn_syms): New function.
9146 (Symbol_table::gc_): New data member.
e1df38aa 9147 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9148 function.
9149 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9150 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9151
3b293544
CF		 91522009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9153
9154 * options.h (General_options::gc_sections): Define as a no-op for now.
9155 (General_options::no_keep_memory): Ditto.
9156 (General_options::Bshareable): Define.
9157 * options.cc (General_options::finalize): Honor -Bshareable.
9158
83d22aa8
AS		 91592009-01-20 Andreas Schwab <schwab@suse.de>
9160
9161 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9162 read the value in the contents, since we don't use it. Use the
9163 template endianness when writing.
9164 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9165
cd536b21
AS		 91662009-01-19 Andreas Schwab <schwab@suse.de>
9167
9168 * configure.tgt (powerpc64-*): Fix targ_obj.
9169
99e9a495
ILT		 91702009-01-15 Ian Lance Taylor <iant@google.com>
9171
9172 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9173 local symbols when stripping all symbols.
9174
bbbfea06
CC		 91752009-01-14 Cary Coutant <ccoutant@google.com>
9176
99e9a495 9177 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9178
0f7c0701
CC		 91792009-01-14 Cary Coutant <ccoutant@google.com>
9180
9181 * archive.cc (Archive::get_elf_object_for_member): Remove call
9182 to File_read::claim_for_plugin.
9183 * descriptors.cc (Descriptors::open): Remove reference to
9184 is_claimed.
9185 (Descriptors::claim_for_plugin): Remove.
9186 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9187 (Descriptors::is_claimed): Remove.
9188 (claim_descriptor_for_plugin): Remove.
9189 * fileread.cc (File_read::claim_for_plugin): Remove.
9190 * fileread.h (File_read::claim_for_plugin): Remove.
9191 (File_read::descriptor): Reopen descriptor if necessary.
9192 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9193 (Plugin_manager::all_symbols_read): Add task parameter. Change
9194 all callers.
9195 (Plugin_manager::get_input_file): New function.
9196 (Plugin_manager::release_input_file): New function.
9197 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9198 corresponding data member.
9199 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9200 and pass to base constructor. Change all callers.
9201 (get_input_file, release_input_file): New functions.
9202 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9203 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9204 (Plugin_manager::all_symbols_read): Add task parameter.
9205 (Plugin_manager::get_input_file): New function.
9206 (Plugin_manager::release_input_file): New function.
9207 (Plugin_manager::task_): New data member.
9208 (Pluginobj::Pluginobj): Add filesize parameter.
9209 (Pluginobj::filename): New function.
9210 (Pluginobj::descriptor): New function.
9211 (Pluginobj::filesize): New function.
9212 (Pluginobj::filesize_): New data member.
9213 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9214 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9215 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9216
9217 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9218 with archive libraries.
9219 * testsuite/Makefile.in: Regenerate.
9220 * testsuite/plugin_test.c (struct sym_info): New type.
9221 (get_input_file, release_input_file): New static variables.
9222 (onload): Capture new transfer vector entries.
9223 (claim_file_hook): Stop reading at end of file according to filesize.
9224 Factor out parsing of readelf output into separate function.
9225 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9226 APIs and get the source file name from the symbol table. Convert
9227 source file name to corresponding object file name. Print info
9228 message when adding new input files.
9229 (parse_readelf_line): New function.
9230 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9231 * testsuite/plugin_test_2.sh: Likewise.
9232 * testsuite/plugin_test_3.sh: Likewise.
9233 * testsuite/plugin_test_4.sh: New test case.
9234
62a6d109
ILT		 92352009-01-07 Ian Lance Taylor <iant@google.com>
9236
9237 * version.cc (version_string): Bump to 1.8.
9238
483620e8
CC		 92392008-12-23 Cary Coutant <ccoutant@google.com>
9240
9241 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9242 * plugin.cc (Plugin_manager::finish): Rename as
9243 layout_deferred_objects. Move cleanup to separate function.
9244 (Plugin_manager::cleanup): New function.
9245 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9246 separately.
9247 * plugin.h (Plugin_manager::finish): Rename as
9248 layout_deferred_objects.
9249 (Plugin_manager::cleanup): New function.
9250 (Plugin_manager::cleanup_done): New field.
9251
d66a9eb3
CC		 92522008-12-23 Cary Coutant <ccoutant@google.com>
9253
9254 * plugin.cc (is_visible_from_outside): New function.
9255 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9256 so we don't return "IR only" status for exported symbols or -r links.
9257
9258 * testsuite/Makefile.am (plugin_test_3): New test case.
9259 * testsuite/Makefile.in: Regenerate.
9260 * testsuite/plugin_test_3.sh: New file.
9261
5995b570
CC		 92622008-12-22 Cary Coutant <ccoutant@google.com>
9263
9264 * object.cc (Sized_relobj::layout_section): New function.
9265 (Sized_relobj::do_layout): Defer layout of input sections until after
9266 plugin has provided replacement files.
9267 (Sized_relobj::do_layout_deferred_sections): New function.
9268 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9269 (Relobj::layout_deferred_sections): New function.
9270 (Relobj::do_layout_deferred_sections): New function.
9271 (Sized_relobj::do_layout_deferred_sections): New function.
9272 (Sized_relobj::layout_section): New function.
9273 (Sized_relobj::Deferred_layout): New structure.
9274 (Sized_relobj::deferred_layout_): New field.
9275 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9276 Change all callers. Layout deferred sections.
9277 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9278 references.
9279 (Plugin_hook::run): Move code from do_plugin_hook inline.
9280 (Plugin_hook::do_plugin_hook): Remove.
9281 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9282 (Plugin_manager::finish): Renamed, was cleanup.
9283 (Plugin_manager::should_defer_layout): New function.
9284 (Plugin_manager::add_deferred_layout_object): New function.
9285 (Plugin_manager::Deferred_layout_list): New type.
9286 (Plugin_manager::deferred_layout_objects_): New field.
9287 (Plugin_hook::do_plugin_hook): Remove.
9288
ee769c88
ILT		 92892008-12-17 Ian Lance Taylor <iant@google.com>
9290
9291 * options.h (class General_options): Add --no case for
9292 --export-dynamic.
9293
abc8dcba
CC		 92942008-12-16 Cary Coutant <ccoutant@google.com>
9295
9296 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9297 vector.
9298 (Plugin_manager::claim_file): Create plugin object even if
9299 plugin did not call the add_symbols callback.
9300 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9301 asking for more symbols than were added.
9302 * testsuite/Makefile.am (plugin_test_1): Add test case with
9303 no global symbols.
9304 (empty.syms): New target.
9305 * testsuite/Makefile.in: Regenerate.
9306 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9307 message. Don't call add_symbols if no globals.
9308 (all_symbols_read_hook): Don't provide replacement for empty
9309 claimed file.
9310
b0074644
ILT		 93112008-12-12 Ian Lance Taylor <iant@google.com>
9312
68943102
ILT		 9313 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9314 r_type == 0 for a local symbol with r_sym == 0.
9315 (scan_relocatable_relocs): Pass r_sym to
9316 local_non_section_strategy.
9317 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9318 r_sym parameter.
9319
b0074644
ILT		 9320 * configure.ac: Update test for TLS descriptors: they are
9321 supported as of glibc 2.9.
9322 * configure: Rebuild.
9323
c2508178
ILT		 93242008-12-11 Ian Lance Taylor <iant@google.com>
9325
9326 PR 7091
9327 * target-reloc.h (Default_scan_relocatable_relocs): For each
9328 function, map r_type == 0 to RELOC_DISCARD.
9329
2756a258
CC		 93302008-12-10 Cary Coutant <ccoutant@google.com>
9331
9332 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9333 object to override a kept COMDAT group from a plugin object.
9334
bb6f53d3
ILT		 93352008-12-09 Ian Lance Taylor <iant@google.com>
9336
fbc558e1
ILT		 9337 PR 7088
9338 * yyscript.y (file_cmd): Handle INPUT.
9339
bb6f53d3
ILT		 9340 * testsuite/initpri1.c: Change all declarations to be full
9341 prototypes by adding void, to avoid compiler warnings.
9342
4674ecfc
CC		 93432008-12-05 Rafael Avila de Espindola <espindola@google.com>
9344
9345 * options.cc (General_options::parse_plugin_opt): New.
9346 (General_options::add_plugin): The argument now is just the filename.
9347 (General_options::add_plugin_option): New.
9348 * options.h (plugin_opt): New.
9349 (add_plugin): Change argument name.
9350 (add_plugin_option): New.
9351 * plugin.cc (Plugin::load): Don't parse the plugin option.
9352 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9353 (Plugin::add_option): New.
9354 (Plugin::args_): Change type.
9355 (Plugin::filename_): New.
9356 (Plugin_manager::add_plugin_option): New.
9357 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9358 * testsuite/Makefile.in: Regenerate.
9359
fd06b4aa
CC		 93602008-12-05 Cary Coutant <ccoutant@google.com>
9361
9362 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9363 Handle --strip-lto-sections option.
9364 * options.h (strip_lto_sections): New option.
9365
6c52134c
CC		 93662008-12-01 Cary Coutant <ccoutant@google.com>
9367
9368 * plugin.cc (ld_plugin_message): Change format parameter to const.
9369 Fix mismatch between new[] and delete.
9370
a45248e0
CC		 93712008-11-14 Cary Coutant <ccoutant@google.com>
9372
9373 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9374 instead of -1U.
9375
c82fbeee
CS		 93762008-11-05 Craig Silverstein <csilvers@google.com>
9377
9378 * options.cc (General_options::parse_dynamic_list): New function.
9379 * options.h (General_options): New flags dynamic_list,
9380 dynamic_list_data, dynamic_list_cpp_new, and
9381 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9382 (General_options::in_dynamic_list): New function.
9383 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9384 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9385 (Lex::can_continue_name): Likewise.
9386 (yylex): Likewise.
9387 (read_script_file): New parameter script_options.
9388 (read_dynamic_list): New function.
9389 (Script_options::define_dynamic_list): New function.
9390 (dynamic_list_keyword_parsecodes): New variable.
9391 (dynamic_list_keywords): New variable.
9392 * script.h (Script_options::define_dynamic_list): New function
9393 prototype.
9394 (read_dynamic_list): New function prototype.
9395 * symtab.cc (strprefix): New macro.
9396 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9397 dynamic_list_data, dynamic_list_cpp_new, and
9398 dynamic_list_cpp_typeinfo.
9399 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9400 (dynamic_list_expr): New rule.
9401 (dynamic_list_nodes): Likewise.
9402 (dynamic_list_node): Likewise.
9403 * testsuite/Makefile.am (dynamic_list): New test.
9404 * testsuite/Makefile.in: Regenerated.
9405 * testsuite/dynamic_list.t: New file.
9406 * testsuite/dynamic_list.sh: New file.
9407
e0bb29a5
CS		 94082008-11-05 Craig Silverstein <csilvers@google.com>
9409
9410 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9411 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9412 (t11_last): Likewise.
9413 * testsuite/ver_test_6.c (main): Likewise.
9414
4e1e25e0
CC		 94152008-10-07 Cary Coutant <ccoutant@google.com>
9416
9417 * options.c (General_options::finalize): Add check for -static and
9418 -shared.
9419 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9420 is not empty.
9421
92f03fcb
CC		 94222008-10-02 Cary Coutant <ccoutant@google.com>
9423
9424 * plugin.cc (make_sized_plugin_object): Fix conditional
9425 compilation to work when not all targets are enabled.
9426
fbd8a257
CC		 94272008-09-29 Cary Coutant <ccoutant@google.com>
9428
9429 * archive.cc (Archive::get_file_and_offset): Use filename instead
9430 of name to get library path.
9431 (Archive::include_member): Unlock external member of a thin archive.
9432
9433 * testsuite/Makefile.am (TEST_AR): New variable.
9434 (thin_archive_test_1): New test.
9435 (thin_archive_test_2): New test.
81636b3f
CC		 9436 * testsuite/Makefile.in: Regenerate.
9437 * testsuite/thin_archive_main.cc: New file.
9438 * testsuite/thin_archive_test_1.cc: New file.
9439 * testsuite/thin_archive_test_2.cc: New file.
9440 * testsuite/thin_archive_test_3.cc: New file.
9441 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9442
eff45813
CC		 94432008-09-29 Cary Coutant <ccoutant@google.com>
9444
9445 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9446 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9447 instead of -1U.
9448 (Sized_relobj::do_finalize_local_symbols): Likewise.
9449 (Sized_relobj::map_to_kept_section): Likewise.
9450 * object.h (Sized_relobj::invalid_address): New constant.
9451 (Sized_relobj::do_output_section_offset): Check for invalid_address
9452 and return -1ULL.
9453 * output.cc (Output_reloc::local_section_offset): Use constant
9454 invalid_address instead of -1U.
9455 (Output_reloc::get_address): Likewise.
9456 (Output_section::output_address): Change -1U to -1ULL.
9457 * output.h (Output_reloc::invalid_address): New constant.
9458 * reloc.cc (Sized_relobj::write_sections): Use constant
9459 invalid_address instead of -1U.
9460 (Sized_relobj::relocate_sections): Likewise.
9461 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9462 values for merge sections.
9463 * target-reloc.h (relocate_for_relocatable): Use constant
9464 invalid_address instead of -1U.
9465
89fc3421
CC		 94662008-09-19 Cary Coutant <ccoutant@google.com>
9467
9468 Add plugin functionality for link-time optimization (LTO).
9469 * configure.ac (plugins): Add --enable-plugins option.
9470 * configure: Regenerate.
9471 * config.in: Regenerate.
9472 * Makefile.am (LIBDL): New variable.
9473 (CCFILES): Add plugin.cc.
9474 (HFILES): Add plugin.h.
9475 (ldadd_var): Add LIBDL.
9476 * Makefile.in: Regenerate.
9477
9478 * archive.cc: Include "plugin.h".
9479 (Archive::setup): Don't preread archive symbols when using a plugin.
9480 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9481 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9482 files.
9483 (Archive::include_member): Add symbols from plugin objects.
9484 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9485 * descriptors.cc (Descriptors::open): Check for file descriptors
9486 abandoned by plugins.
9487 (Descriptors::claim_for_plugin): New function.
9488 * descriptors.h (Descriptors::claim_for_plugin): New function.
9489 (Open_descriptor::is_claimed): New field.
9490 (claim_descriptor_for_plugin): New function.
9491 * fileread.cc (File_read::claim_for_plugin): New function.
9492 * fileread.h (File_read::claim_for_plugin): New function.
9493 (File_read::descriptor): New function.
9494 * gold.cc: Include "plugin.h".
9495 (queue_initial_tasks): Add task to call plugin hooks for generating
9496 new object files.
9497 * main.cc: Include "plugin.h".
9498 (main): Load plugin libraries.
9499 * object.h (Pluginobj): Declare.
9500 (Object::pluginobj): New function.
9501 (Object::do_pluginobj): New function.
9502 (Object::set_target): New function.
9503 * options.cc: Include "plugin.h".
9504 (General_options::parse_plugin): New function.
9505 (General_options::General_options): Initialize plugins_ field.
9506 (General_options::add_plugin): New function.
9507 * options.h (Plugin_manager): Declare.
9508 (General_options): Add --plugin option.
9509 (General_options::has_plugins): New function.
9510 (General_options::plugins): New function.
9511 (General_options::add_plugin): New function.
9512 (General_options::plugins_): New field.
9513 * plugin.cc: New file.
9514 * plugin.h: New file.
9515 * readsyms.cc: Include "plugin.h".
9516 (Read_symbols::do_read_symbols): Check for archive before checking
9517 for ELF file. Call plugin hooks to claim files.
9518 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9519 from a real object file; force override when processing replacement
9520 files.
9521 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9522 (Symbol::init_base_object): Likewise.
9523 (Symbol::init_base_output_data): Likewise.
9524 (Symbol::init_base_output_segment): Likewise.
9525 (Symbol::init_base_constant): Likewise.
9526 (Symbol::init_base_undefined): Likewise.
9527 (Symbol::output_section): Assert that object is not a plugin.
9528 (Symbol_table::add_from_pluginobj): New function.
9529 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9530 undefined.
9531 (Symbol_table::sized_write_globals): Likewise.
9532 (Symbol_table::add_from_pluginobj): Instantiate template.
9533 * symtab.h (Sized_pluginobj): Declare.
9534 (Symbol::in_real_elf): New function.
9535 (Symbol::set_in_real_elf): New function.
9536 (Symbol::in_real_elf_): New field.
9537 (Symbol_table::add_from_pluginobj): New function.
9538
9539 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9540 (LIBDL): New variable.
9541 (LDADD): Add LIBDL.
9542 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9543 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9544 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9545 (MOSTLYCLEANFILES): Likewise.
9546 * testsuite/Makefile.in: Regenerate.
9547 * testsuite/plugin_test.c: New file.
9548 * testsuite/plugin_test_1.sh: New file.
9549 * testsuite/plugin_test_2.sh: New file.
9550
de31bda5
ILT		 95512008-09-16 Ian Lance Taylor <iant@google.com>
9552
9c2d0ef9
ILT		 9553 * target-reloc.h (relocate_section): Check whether a symbol is
9554 defined by the ABI before reporting an undefined symbol error.
9555 * target.h (Target::is_defined_by_abi): Make parameter const.
9556 (Target::do_is_defined_by_abi): Likewise.
9557 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9558 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9559 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9560 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9561 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9562 * testsuite/Makefile.in: Rebuild.
9563
de31bda5
ILT		 9564 * fileread.cc (make_view): Add casts to avoid warning.
9565
9fa33bee
AO		 95662008-09-16 Alexandre Oliva <aoliva@redhat.com>
9567
9568 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9569 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9570
183fd0e3
AO		 95712008-09-16 Alexandre Oliva <aoliva@redhat.com>
9572
9573 * options.h (General_options::output_is_executable): New.
9574 (General_options::output_is_pie): New.
9575 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9576 for shared libraries.
9577 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9578
7be8330a
CD		 95792008-09-11 Chris Demetriou <cgd@google.com>
9580
9581 * options.h (origin): New -z option.
9582 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9583 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9584 in DT_FLAGS_1.
9585
a9caad02
CC		 95862008-09-05 Cary Coutant <ccoutant@google.com>
9587
9588 * fileread.cc (File_read::make_view): Add check for attempt to map
9589 beyond end of file.
9590
ae6dce4d
CC		 95912008-09-05 Cary Coutant <ccoutant@google.com>
9592
9593 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9594 explicit instantiations.
9595
d7ab2a47
KVH		 95962008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9597
9598 PR gold/6858
9599 * options.cc (General_options::finalize): Allow undefined symbols
9600 in shlibs if linking -shared.
9601
9602 PR gold/6859
9603 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9604 symbols as not needing a dynsym entry.
9605
1e52a9c1
CS		 96062008-08-20 Craig Silverstein <csilvers@google.com>
9607
9608 * fileread.cc (File_read::open): Do not lock the file unless it
9609 was successfully opened.
9610
d85c80a3
CC		 96112008-08-14 Cary Coutant <ccoutant@google.com>
9612
9613 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9614 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9615 * testsuite/tls_test.cc (struct int128): 128-bit struct
9616 for testing TLS relocs with non-zero addend.
9617 (v12): New TLS variable.
9618 (t12): New test.
9619 (t_last): Add check for v12.
9620 * testsuite/tls_test.h (t12): New function.
9621 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9622
2d924fd9
ILT		 96232008-08-13 Ian Lance Taylor <iant@google.com>
9624
9625 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9626 set tls_segment_ or relro_segment_.
9627 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9628 when appropriate.
9629 * output.h (Output_section::clear_is_relro): New function.
9630 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9631 sections specially even when output_data_ is empty.
9632 (Output_segment::maximum_alignment): When first section is relro,
9633 only force alignment for PT_LOAD segments.
9634 * script.cc (script_data_segment_align): New function.
9635 (script_data_segment_relro_end): New function.
9636 * script-c.h (script_data_segment_align): Declare.
9637 (script_data_segment_relro_end): Declare.
9638 * script-sections.h (class Script_sections): Declare
9639 data_segment_align and data_segment_relro_end. Add fields
9640 segment_align_index_ and saw_relro_end_.
9641 * script-sections.cc (class Sections_element): Add set_is_relro
9642 virtual function. Add new bool* parameter to place_orphan_here.
9643 Add get_output_section virtual function.
9644 (class Output_section_definition): Add set_is_relro. Add new
9645 bool* parameter to place_orphan_here. Add get_output_section.
9646 Add is_relro_ field.
9647 (Output_section_definition::Output_section_definition): Initialize
9648 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9649 and is_relro_ fields.
9650 (Output_section_definition::place_orphan_here): Add is_relro
9651 parameter.
9652 (Output_section_definition::set_section_addresses): Set relro for
9653 output section.
9654 (Output_section_definition::alternate_constraint): Likewise.
9655 (class Orphan_output_section): Add new bool* parameter to
9656 place_orphan_here. Add get_output_section.
9657 (Orphan_output_section::place_orphan_here): Add is_relro
9658 parameter.
9659 (Script_sections::Script_sections): Initialize
9660 data_segment_align_index_ and saw_relro_end_.
9661 (Script_sections::data_segment_align): New function.
9662 (Script_sections::data_segment_relro_end): New function.
9663 (Script_sections::place_orphan): Set or clear is_relro.
9664 (Script_sections::set_section_addresses): Force alignment of first
9665 TLS section.
9666 * yyscript.y (exp): Call script_data_segment_align and
9667 script_data_segment_relro_end.
9668 * testsuite/relro_script_test.t: New file.
9669 * testsuite/relro_test.cc (using_script): Declare.
9670 (t1, t2): Test using_script.
9671 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9672 (relro_script_test_SOURCES): Define.
9673 (relro_script_test_DEPENDENCIES): Define.
9674 (relro_script_test_LDFLAGS): Define.
9675 (relro_script_test_LDADD): Define.
9676 (relro_script_test.so): New target.
9677 * testsuite/Makefile.in: Rebuild.
9678
f827c9a9
CC		 96792008-08-06 Cary Coutant <ccoutant@google.com>
9680
9681 * archive.cc (Archive::total_archives, Archive::total_members)
9682 (Archive::total_members_loaded): New variables.
9683 (Archive::setup): Add parameter. Add option to preread
9684 archive symbols.
9685 (Archive::read_armap): Add counter.
9686 (Archive::get_file_and_offset): New function.
9687 (Archive::get_elf_object_for_member): New function.
9688 (Archive::read_all_symbols): New function.
9689 (Archive::read_symbols): New function.
9690 (Archive::add_symbols): Add counters.
9691 (Archive::include_all_members): Use armap to find members if it's
9692 already built.
9693 (Archive::include_member): Skip reading symbols if already read.
9694 Factored code into Archive::get_file_and_offset and
9695 Archive::get_elf_object_for_member. Changed call to
9696 Mapfile::report_include_archive_member.
9697 (Archive::print_stats): New function.
9698 * archive.h: Declare Object and Read_symbols_data classes.
9699 (Archive::Archive): Add initializers for new members.
9700 (Archive::setup): Add parameter.
9701 (Archive::print_stats): New function.
9702 (Archive::total_archives, Archive::total_members)
9703 (Archive::total_members_loaded): New variables.
9704 (Archive::get_file_and_offset): New function.
9705 (Archive::get_elf_object_for_member): New function.
9706 (Archive::read_all_symbols): New function.
9707 (Archive::read_symbols): New function.
9708 (Archive::Archive_member): New class.
9709 (Archive::members_): New member.
9710 (Archive::num_members_): New member.
9711 * main.cc: Include archive.h.
9712 (main): Call Archive::print_stats.
9713 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9714 archive parameter; member_name is now the fully-decorated name.
9715 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9716 * options.h: (General_options): Add --preread-archive-symbols option.
9717 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9718 Archive::setup.
9719
de4c45bd
ILT		 97202008-08-04 Ian Lance Taylor <iant@google.com>
9721
9722 * symtab.h (Symbol::use_plt_offset): New function.
9723 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9724 * powerpc.cc (Relocate::relocate): Likewise.
9725 * sparc.cc (Relocate::relocate): Likewise.
9726 * x86_64.cc (Relocate::relocate): Likewise.
9727 * testsuite/weak_plt.sh: New test.
9728 * testsuite/weak_plt_main.cc: New test.
9729 * testsuite/weak_plt_shared.cc: New test.
9730 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9731 (check_PROGRAMS): Add weak_plt.
9732 (check_DATA): Add weak_plt_shared.so.
9733 (weak_plt_main_pic.o, weak_plt): New targets.
9734 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9735 * testsuite/Makefile.in: Rebuild.
9736
9737 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9738 gcctestdir/ld.
9739 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9740 * testsuite/Makefile.in: Rebuild.
9741
323ee3f4
AM		 97422008-08-04 Alan Modra <amodra@bigpond.net.au>
9743
9744 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9745 * Makefile.in: Regenerate.
9746 * po/POTFILES.in: Regenerate.
9747
7c07ecec
ILT		 97482008-07-29 Ian Lance Taylor <iant@google.com>
9749
9750 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9751 symbols before other symbols.
9752 * testsuite/script_test_2.cc (test_addr): Declare.
9753 (test_addr_alias): Declare.
9754 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9755 values.
7c07ecec
ILT		 9756 * testsuite/script_test_2.t: Define test_addr_alias and
9757 test_addr.
9758
5778530e
ILT		 97592008-07-24 Ian Lance Taylor <iant@google.com>
9760
2a00e4fb
ILT		 9761 PR 5990
9762 * descriptors.cc: New file.
9763 * descriptors.h: New file.
9764 * gold-threads.h (class Hold_optional_lock): New class.
9765 * fileread.cc: Include "descriptors.h".
9766 (File_read::~File_read): Release descriptor rather than closing
9767 it.
9768 (File_read::open) [file]: Call open_descriptor rather than open.
9769 Set is_descriptor_opened_.
9770 (File_read::open) [memory]: Assert that descriptor is not open.
9771 (File_read::reopen_descriptor): New function.
9772 (File_read::release): Release descriptor.
9773 (File_read::do_read): Make non-const. Reopen descriptor.
9774 (File_read::read): Make non-const.
9775 (File_read::make_view): Reopen descriptor.
9776 (File_read::do_readv): Likewise.
9777 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9778 Update declarations.
9779 * layout.cc: Include "descriptors.h".
9780 (Layout::create_build_id): Use open_descriptor rather than open.
9781 * output.cc: Include "descriptors.h".
9782 (Output_file::open): Use open_descriptor rather than open.
9783 * archive.cc (Archive::const_iterator): Change Archive to be
9784 non-const.
9785 (Archive::begin, Archive::end): Make non-const.
9786 (Archive::count_members): Likewise.
9787 * archive.h (class Archive): Update declarations.
9788 * object.h (Object::read): Make non-const.
9789 * Makefile.am (CCFILES): Add descriptors.cc.
9790 (HFILES): Add descriptors.h.
9791 * Makefile.in: Rebuild.
9792
801647d1
ILT		 9793 PR 6716
9794 * gold.h: Always include <clocale>. Add Solaris workarounds
9795 following code in binutils/sysdep.h.
9796
5edd166e
ILT		 9797 PR 6048
9798 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9799 this->eh_frame_hdr_ is NULL before using it.
9800
c89ad728
ILT		 9801 * dynobj.cc (Versions::Versions): Update comment.
9802
aa86f06b
ILT		 9803 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9804 the base version name.
9805
5778530e
ILT		 9806 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9807 array size plus one.
9808 (Stringpool_template::set_string_offsets): Subtract one from key
9809 before using it as an array index.
9810 (Stringpool_template::get_offset_with_length): Likewise.
9811 (Stringpool_template::write_to_buffer): Likewise.
9812 * stringpool.h (Stringpool_template::get_offset_from_key):
9813 Likewise.
9814
057ead22
ILT		 98152008-07-23 Ian Lance Taylor <iant@google.com>
9816
7f649c59
ILT		 9817 PR 6658
9818 * object.h (Merged_symbol_value::value): Do our best to handle a
9819 negative addend.
9820
057ead22
ILT		 9821 PR 6647
9822 * script.cc (Version_script_info::get_versions): Don't add empty
9823 version tag to return value.
9824 (Version_script_info::get_symbol_version_helper): Change return
9825 type to bool. Add pversion parameter. Change all callers.
9826 (script_register_vers_node): Don't require a non-NULL tag.
9827 * script.h (class Version_script_info): Update declarations.
9828 (Version_script_info::get_symbol_version): Change return type to
9829 bool. Add version parameter. Change all callers.
9830 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9831 handling. Handle an empty version from a version script.
9832 (Symbol_table::define_special_symbol): Likewise.
9833 * testsuite/ver_test_10.script: New file.
9834 * testsuite/ver_test_10.sh: New file.
9835 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9836 (check_DATA): Add ver_test_10.syms.
9837 (ver_test_10.syms, ver_test_10.so): New target.
9838 * testsuite/Makefile.in: Rebuild.
9839
58e54ac2
CD		 98402008-07-23 Simon Baldwin <simonb@google.com>
9841
9842 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9843 to zero for undefined symbols from dynamic libraries.
9844
95d14cd3
ILT		 98452008-07-23 Ian Lance Taylor <iant@google.com>
9846
9847 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9848 Change all callers.
9849 * symtab.h (class Symbol_table): Update declaration.
9850 * testsuite/ver_test_9.cc: New file.
9851 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9852 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9853 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9854 (ver_test_9.so, ver_test_9.o): New targets.
9855 * testsuite/Makefile.in: Rebuild.
9856
92de84a6
ILT		 98572008-07-22 Ian Lance Taylor <iant@google.com>
9858
34810851
ILT		 9859 * options.h (class General_options): Define --check-sections.
9860 * layout.cc (Layout::set_segment_offsets): Handle
9861 --check-sections.
9862
af6156ef
ILT		 9863 * options.h (class General_options): Define -n/--nmagic and
9864 -N/--omagic.
9865 * options.cc (General_options::finalize): For -n/--nmagic or
9866 -N/--omagic, set -static.
9867 * layout.cc (Layout::attach_allocated_section_to_segment): If
9868 -N/--omagic, don't put read-only and read-write sections in
9869 different segments.
9870 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9871 finding a read-only segment.
9872 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9873 don't set the minimum segment alignment to the common page size,
9874 and don't set the file offset to the address modulo the page size.
9875 * script-sections.cc (Script_sections::create_segments): If
9876 -n/--omagic, don't put read-only and read-write sections in
9877 different segments.
9878
92de84a6
ILT		 9879 * cref.cc: New file.
9880 * cref.h: New file.
9881 * options.h (class General_options): Add --print-symbol-counts.
9882 * main.cc (main): Issue defined symbol report if requested.
9883 * archive.cc (Archive::interpret_header): Make into a const member
9884 function.
9885 (Archive::add_symbols): Call Input_objects::archive_start and
9886 archive_stop.
9887 (Archive::const_iterator): Define new class.
9888 (Archive::begin, Archive::end): New functions.
9889 (Archive::include_all_members): Rewrite to use iterator.
9890 (Archive::count_members): New function.
9891 * archive.h (class Archive): Update declarations.
9892 (Archive::filename): New function.
9893 * object.cc: Include "cref.h".
9894 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9895 (Sized_relobj::do_get_global_symbol_counts): New function.
9896 (Input_objects::add_object): Add object to cross-referencer.
9897 (Input_objects::archive_start): New function.
9898 (Input_objects::archive_stop): New function.
9899 (Input_objects::print_symbol_counts): New function.
9900 * object.h: Declare Cref and Archive.
9901 (Object::get_global_symbol_counts): New function.
9902 (Object::do_get_global_symbol_counts): New pure virtual function.
9903 (class Sized_relobj): Add defined_count_ field. Update
9904 declarations.
9905 (class Input_objects): Add cref_ field. Update constructor.
9906 Update declarations.
9907 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9908 defined_count_.
9909 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9910 symbol counts.
9911 (Sized_dynobj::do_get_global_symbol_counts): New function.
9912 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9913 defined_count_. Update declarations. Define Symbols typedef.
9914 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9915 parameter. Change all callers.
9916 (Symbol_table::add_from_dynobj): Add sympointers and defined
9917 parameters. Change all callers.
9918 * symtab.h (class Symbol_table): Update declarations.
9919 * Makefile.am (CCFILES): Add cref.cc.
9920 (HFILES): Add cref.h.
9921 * Makefile.in: Rebuild.
9922
3f7c5e1d
CD		 99232008-07-22 Simon Baldwin <simonb@google.com>
9924
9925 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9926 to zero when writing undefined symbols.
9927
e0b64032
ILT		 99282008-07-22 Ian Lance Taylor <iant@google.com>
9929
9930 * output.cc (Output_section::add_input_section): Don't try to
9931 merge empty merge sections.
9932
096b02cf
CS		 99332008-07-21 Craig Silverstein <csilvers@google.com>
9934
9935 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9936 Include symbol version in error message.
cd536b21 9937
1d1f116d
CD		 99382008-07-20 Chris Demetriou <cgd@google.com>
9939
cd536b21 9940 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 9941 (RANDOM_SEED_CFLAGS): New substituted variable.
9942 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9943 * configure: Rebuild.
9944 * Makefile.in: Likewise.
9945 * testsuite/Makefile.in: Likewise.
9946
a18f591e
ILT		 99472008-07-18 Ian Lance Taylor <iant@google.com>
9948
9949 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9950 where we see NAME/NULL and NAME/VERSION as separate symbols.
9951 * testsuite/ver_test_main.cc (main): Call t4.
9952 (t4, t4_2a): Define.
9953 * testsuite/ver_test_2.cc (t4_2): Define.
9954 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9955 * testsuite/ver_test_4.cc (t4_2a): Define.
9956 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9957 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9958
c6e3f6ed
ILT		 99592008-07-17 Ian Lance Taylor <iant@google.com>
9960
9961 * dynobj.cc (Versions::add_def): If we give an error about a
9962 missing version, go ahead and create the version anyhow.
9963
ef9beddf
ILT		 99642008-07-10 Ian Lance Taylor <iant@google.com>
9965
9966 Handle output sections with more than 0x7fffffff bytes.
9967 * object.h (class Relobj): Change map_to_output_ to
9968 output_sections_, and just keep a section pointer. Change all
9969 uses. Move comdat group support to Sized_relobj.
9970 (Relobj::is_section_specially_mapped): Remove.
9971 (Relobj::output_section): Remove poff parameter. Change all
9972 callers.
9973 (Relobj::output_section_offset): New function.
9974 (Relobj::set_section_offset): Rewrite.
9975 (Relobj::map_to_output): Remove.
9976 (Relobj::output_sections): New function.
9977 (Relobj::do_output_section_offset): New pure virtual function.
9978 (Relobj::do_set_section_offset): Likewise.
9979 (class Sized_relobj): Add section_offsets_ field. Add comdat
9980 group support from Relobj. Update declarations.
9981 (Sized_relobj::get_output_section_offset): New function.
9982 (Sized_relobj::do_output_section_offset): New function.
9983 (Sized_relobj::do_set_section_offset): New function.
9984 * object.cc (Relobj::output_section_address): Remove.
9985 (Sized_relobj::Sized_relobj): Initialize new fields.
9986 (Sized_relobj::include_section_group): Cast find_kept_object to
9987 Sized_relobj.
9988 (Sized_relobj::include_linkonce_section): Likewise.
9989 (Sized_relobj::do_layout): Use separate arrays for output section
9990 and output offset.
9991 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9992 output_sections.
9993 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9994 output_sections and section_offsets.
9995 (Sized_relobj::write_local_symbols): Likewise.
9996 (map_to_kept_section): Compute output address directly.
9997 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9998 output_sections and section_offsets.
9999 (Sized_relobj::write_sections): Likewise.
10000 (Sized_relobj::relocate_sections): Likewise.
10001 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10002 * output.h (class Output_reloc): Update declarations. Change
10003 u2_.relobj to Sized_relobj*.
10004 (class Output_data_reloc): Change add functions to use
10005 Sized_relobj*.
10006 * output.cc (Output_reloc::Output_reloc): Change relobj to
10007 Sized_relobj*.
10008 (Output_reloc::local_section_offset): Change return type to
10009 Elf_Addr. Use get_output_section_offset.
10010 (Output_reloc::get_address): Likewise.
10011 (Output_section::is_input_address_mapped): Don't call
10012 is_section_specially_mapped.
10013 (Output_section::output_offset): Likewise.
10014 (Output_section::output_address): Likewise.
10015 (Output_section::starting_output_address): Likewise.
10016 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10017 parameter to Sized_relobj*.
10018 (Copy_relocs::need_copy_reloc): Likewise.
10019 (Copy_relocs::save): Likewise.
10020 * copy-relocs.h (class Copy_relocs): Update declarations.
10021 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10022 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10023 * target-reloc.h (relocate_for_relocatable): Change
10024 offset_in_output_section type to Elf_Addr. Change code that uses
10025 it as well.
10026 * layout.cc (Layout::layout): Always set *off.
10027 * mapfile.cc (Mapfile::print_input_section): Use
10028 output_section_offset.
10029 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10030 Sized_relobj*.
10031 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10032 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10033 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10034
5cb66f97
ILT		 100352008-07-03 Ian Lance Taylor <iant@google.com>
10036
10037 * layout.cc (Layout::include_section): Do not discard unrecognized
10038 SHT_STRTAB sections.
10039
afe47622
CS		 100402008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10041
10042 * script.cc (Lex::can_continue_name): Make '?' allowable in
10043 version-script names.
10044 * testsuite/version_script.map: Change glob pattern to use '?'
10045
5adf9721
ILT		 100462008-06-30 Manish Singh <yosh@gimp.org>
10047
10048 PR 6585
10049 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10050 Correct typo.
10051
e6fde208
ILT		 100522008-06-30 Ian Lance Taylor <iant@google.com>
10053
10054 PR 6660
10055 PR 6682
10056 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10057 versions]: Don't try to read the value in the contents, since we
10058 don't use it. Use the template endianness when writing.
10059
3f2e6a2d
CC		 100602008-06-25 Cary Coutant <ccoutant@google.com>
10061
10062 * fileread.cc (File_read::make_view): Assert on zero-length view.
10063 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10064 symbol table when there are no symbols to read.
10065
c43d3a48
CS		 100662008-06-23 Craig Silverstein <csilvers@google.com>
10067
10068 * version.cc (version_string): Bump to 1.7
10069
5f494ea0
CS		 100702008-06-18 Craig Silverstein <csilvers@google.com>
10071
10072 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10073 constant 0xFFFF to type Valtype.
10074 (Powerpc_relocate_functions::rel16_ha): Likewise.
10075
c42e122e
ILT		 100762008-06-17 Ian Lance Taylor <iant@google.com>
10077
f34787f8
ILT		 10078 * output.h (Output_section::Input_section): Initialize p2align_ to
10079 zero for Output_section_data constructors.
10080 (Output_section::Input_section::addralign): If not an input
10081 section, return the alignment of the Output_section_data.
10082 * testsuite/copy_test.cc: New file.
10083 * testsuite/copy_test_1.cc: New file.
10084 * testsuite/copy_test_2.cc: New file.
10085 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10086 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10087 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10088 (copy_test_1_pic.o, copy_test_1.so): New targets.
10089 (copy_test_2_pic.o, copy_test_2.so): New targets.
10090 * testsuite/Makefile.in: Rebuild.
10091
c42e122e
ILT		 10092 * script-sections.cc (Script_sections::place_orphan): Initialize
10093 local variable exact.
10094
ce3ac18a
DE		 100952008-06-13 David Edelsohn <edelsohn@gnu.org>
10096
10097 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10098
42cacb20
DE		 100992008-06-12 David Edelsohn <edelsohn@gnu.org>
10100 David S. Miller <davem@davemloft.net>
10101
10102 * powerpc.cc: New file.
10103 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10104 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10105 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10106 * Makefile.in: Rebuild.
10107
7b308235
ILT		 101082008-06-09 Ian Lance Taylor <iant@google.com>
10109
10110 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10111 <exception>.
10112 (throwing, orig_terminate): New static variables.
10113 (terminate_handler): New static function.
10114 (t2): Set terminate handler.
10115
f0b886e3
ILT		 101162008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10117
10118 PR 6584
cd536b21 10119 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10120 alignment.
10121
3e90f135
CC		 101222008-05-30 Cary Coutant <ccoutant@google.com>
10123
10124 * archive.cc (Archive::include_all_members) Correct to step
10125 over symbol table and extended name table in thin archives.
10126
e09ad04a
ILT		 101272008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10128
10129 PR 6407
10130 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10131 calculation.
10132
62b01cb5
ILT		 101332008-05-28 Caleb Howe <cshowe@google.com>
10134
10135 * reduced_debug_output.cc: New file.
10136 * reduced_debug_output.h: New file.
92de84a6 10137 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10138 * options.cc (General_options::finalize): Add strip_debug_non_line
10139 to the strip heirarchy.
10140 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10141 fields.
10142 * layout.cc: Include "reduced_debug_output.h".
10143 (Layout::Layout): Initialize new fields.
10144 (line_only_debug_sections): New static array.
10145 (is_lines_only_debug_sections): New static inline function.
10146 (Layout::include_section): Handle --strip-debug-non-line.
10147 (Layout::make_output_section): If --strip-debug-non-line, build
10148 new output sections for .debug_abbrev and .debug_info.
10149 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10150 gold. Warn about possible overflow.
10151 (read_signed_LEB_128): Likewise.
10152 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10153 (read_signed_LEB_128): Declare.
10154 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10155 (HFILES): Add reduced_debug_output.h.
10156 * Makefile.in: Rebuild.
10157
7d9e3d98
ILT		 101582008-05-21 Ian Lance Taylor <iant@google.com>
10159
10160 * mapfile.cc: New file.
10161 * mapfile.h: New file.
10162 * options.h (class General_options): Add -M/--print-map and -Map.
10163 * options.cc (General_options::finalize): Make -M equivalent to
10164 -Map -.
10165 * main.cc: Include <cstdio> and "mapfile.h".
10166 (main): Open mapfile if requested.
10167 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10168 constructor. Change caller.
10169 (queue_initial_tasks): Add mapfile parameter. Change caller.
10170 (queue_middle_tasks): Likewise.
10171 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10172 declarations.
10173 * archive.cc: Include "mapfile.h".
10174 (Archive::add_symbols): Add mapfile parameter. Change all
10175 callers. Pass mapfile, symbol, and reason to include_member.
10176 (Archive::include_all_members): Add mapfile parameter. Change all
10177 callers.
10178 (Archive::include_member): Add mapfile, sym, and why parameters.
10179 Change all callers. Report inclusion to map file.
10180 * archive.h: Include "fileread.h".
10181 (class Archive): Update declarations.
10182 (Archive::file): New const method.
10183 (class Add_archive_symbols): Add mapfile_ field. Update
10184 constructor. Change all callers.
10185 * readsyms.h (class Read_symbols): Likewise.
10186 (class Finish_group): Likewise.
10187 (class Read_script): Likewise.
10188 * common.cc: Include "mapfile.h".
10189 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10190 all callers.
10191 (Symbol_table::do_allocate_commons): Likewise.
10192 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10193 symbol allocation to mapfile.
10194 * common.h (class Allocate_commons_task): Add mapfile_ field.
10195 Update constructor. Change all callers.
10196 * symtab.h (class Symbol_table): Update declarations.
10197 * layout.cc: Include "mapfile.h".
10198 (Layout_task_runner::run): Print information to mapfile.
10199 (Layout::create_gold_note): Change Output_data_fixed_space to
10200 Output_data_zero_fill.
10201 (Layout::create_build_id): Likewise.
10202 (Layout::print_to_mapfile): New function.
10203 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10204 constructor. Change caller.
10205 (class Layout): Declare print_to_mapfile.
10206 * output.cc (Output_section::Input_section::print_to_mapfile): New
10207 function.
10208 (Output_section::add_input_section): If producing a map, always
10209 add to input_sections_ list.
10210 (Output_section::do_print_to_mapfile): New function.
10211 (Output_segment::print_sections_to_mapfile): New function.
10212 (Output_segment::print_section_list_to_mapfile): New function.
10213 * output.h: Include "mapfile.h".
10214 (Output_data::print_to_mapfile): New function.
10215 (Output_data::do_print_to_mapfile): New virtual function.
10216 (Output_segment_headers::do_print_to_mapfile): New function.
10217 (Output_file_header::do_print_to_mapfile): New function.
10218 (Output_data_const::do_print_to_mapfile): New function.
10219 (class Output_data_const_buffer): Add map_name_ field. Update
10220 constructor. Change all callers. Add do_print_to_mapfile
10221 function.
10222 (class Output_data_fixed_space): Likewise.
10223 (class Output_data_space): Likewise.
10224 (class Output_data_zero_fill): New class.
10225 (Output_data_strtab::do_print_to_mapfile): New function.
10226 (Output_data_reloc_base::do_print_to_mapfile): New function.
10227 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10228 (Output_data_group::do_print_to_mapfile): New function.
10229 (Output_data_got::do_print_to_mapfile): New function.
10230 (Output_data_dynamic::do_print_to_mapfile): New function.
10231 (Output_symtab_xindex::do_print_to_mapfile): New function.
10232 (class Output_section): Declare do_print_to_mapflie. Declare
10233 print_to_mapfile in Input_section.
10234 (class Output_segment): Declare new functions.
10235 * object.h (Sized_relobj::symbol_count): New function.
10236 * script-sections.cc
10237 (Output_section_element_dot_assignment::set_section_addresses):
10238 Change Output_data_fixed_space to Output_data_zero_fill.
10239 (Output_data_expression::do_print_to_mapfile): New function.
10240 * script.cc (read_input_script): Add mapfile parameter. Change
10241 all callers.
10242 * script.h (read_input_script): Update declaration.
10243 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10244 (Eh_frame::do_print_to_mapfile): New function.
10245 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10246 (Output_merge_string::do_print_to_mapfile): New function.
10247 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10248 function.
10249 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10250 function.
10251 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10252 function.
10253 * Makefile.am (CCFILES): Add mapfile.cc.
10254 (HFILES): Add mapfile.h.
10255 * Makefile.in: Rebuild.
10256
9f1d377b
ILT		 102572008-05-19 Ian Lance Taylor <iant@google.com>
10258
10259 * options.h (class General_options): Add -z relro.
10260 * layout.cc (Layout::Layout): Initialize relro_segment_.
10261 (Layout::add_output_section_data): Return the output section.
10262 (Layout::make_output_section): Rcognize relro sections and mark
10263 them appropriately.
10264 (Layout::attach_allocated_section_to_segment): Put relro sections
10265 in a PT_GNU_RELRO segment.
10266 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10267 section as relro.
10268 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10269 PT_TLS segments.
10270 (Layout::linkonce_mapping): Map d.rel.ro.local to
10271 .data.rel.ro.local.
10272 (Layout::output_section_name): Us .data.rel.ro.local for any
10273 section which begins with that.
10274 * layout.h (class Layout): Update add_output_section_data
10275 declaration. Add relro_segment_ field.
10276 * output.cc (Output_section::Output_section): Initialize is_relro_
10277 and is_relro_local_ fields.
10278 (Output_segment::add_output_section): Group relro sections.
10279 (Output_segment::is_first_section_relro): New function.
10280 (Output_segment::maximum_alignment): If there is a relro section,
10281 align the segment to the common page size.
10282 (Output_segment::set_section_addresses): Track whether we are
10283 looking at relro sections. If the last section is a relro
10284 section, align to the common page size.
10285 (Output_segment::set_section_list_addresses): Add in_relro
10286 parameter. Change all callers. Align to the page size when
10287 moving from relro to non-relro section.
10288 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10289 segment.
10290 * output.h (class Output_section): Add is_relro_ and
10291 is_relro_local_ fields.
10292 (Output_section::is_relro): New function.
10293 (Output_section::set_is_relro): New function.
10294 (Output_section::is_relro_local): New function.
10295 (Output_section::set_is_relro_local): New function.
10296 (class Output_segment): Update declarations.
10297 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10298 * sparc.cc (Target_sparc::got_section): Likewise.
10299 * x86_64.cc (Target_x86_64::got_section): Likewise.
10300 * testsuite/relro_test_main.cc: New file.
10301 * testsuite/relro_test.cc: New file.
10302 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10303 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10304 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10305 (relro_test.so, relro_test_pic.o): New targets.
10306 * testsuite/Makefile.in: Rebuild.
10307
a984ee1d
ILT		 103082008-05-16 Ian Lance Taylor <iant@google.com>
10309
01676dcd
ILT		 10310 * output.cc (Output_segment::add_output_section): Remove front
10311 parameter.
10312 * output.h (class Output_segment): Remove
10313 add_initial_output_section and overloaded add_output_section.
10314 Update declaration of remaining add_output_section.
10315 * layout.cc (Layout::create_interp): Call add_output_section
10316 rather than add_initial_output_section.
10317 (Layout::finish_dynamic_section): Likewise.
10318
497897f9
ILT		 10319 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10320 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10321 know the dynamic type.
10322 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10323 field. Initialize it in constructor.
10324 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10325 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10326 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10327 reloc.
10328
a984ee1d
ILT		 10329 * output.cc (Output_reloc::get_address): Change return type to
10330 Elf_Addr.
10331 * output.h (class Output_reloc): Update get_address declaration.
10332 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10333 for section addresses.
10334
55ba0940
ILT		 103352008-05-09 Ian Lance Taylor <iant@google.com>
10336
10337 PR 6493
10338 * gold.cc (gold_nomem): Use return value of write.
10339
75517b77
ILT		 103402008-05-08 Ian Lance Taylor <iant@google.com>
10341
10342 * symtab.c (Symbol::init_base_output_data): Add version
10343 parameter. Change all callers.
10344 (Symbol::init_base_output_segment): Likewise.
10345 (Symbol::init_base_constant): Likewise.
10346 (Symbol::init_base_undefined): Likewise.
10347 (Sized_symbol::init_output_data): Likewise.
10348 (Sized_symbol::init_output_segment): Likewise.
10349 (Sized_symbol::init_constant): Likewise.
10350 (Sized_symbol::init_undefined): Likewise.
10351 (Symbol_table::do_define_in_output_data): If the new symbol has a
10352 version, mark it as the default.
10353 (Symbol_table::do_define_in_output_segment): Likewise.
10354 (Symbol_table::do_define_as_constant): Likewise.
10355 * symtab.h (class Symbol): Update declarations.
10356 (class Sized_symbol): Likewise.
10357 * resolve.cc (Symbol::override_version): New function.
c42e122e 10358 (Symbol::override_base): Call override_version.
75517b77
ILT		 10359 (Symbol::override_base_with_special): Likewise.
10360 * testsuite/ver_script_8.script: New file.
10361 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10362 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10363 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10364 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10365
f1f70eae
ILT		 103662008-05-06 Ian Lance Taylor <iant@google.com>
10367
f3e9c5c5
ILT		 10368 PR 6049
10369 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10370 functions.
10371 (class General_options): Remove existing --undefined, and add
10372 --no-undefined instead. Add new --undefined as synonym for -u.
10373 * archive.cc (Archive::add_symbols): Check whether symbol was
10374 named with -u.
10375 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10376 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10377 all uses. Add IS_UNDEFINED. Update declarations to split
10378 different versions of init_base. Declare init_base_undefined.
10379 (Symbol::is_defined): Handle IS_UNDEFINED.
10380 (Symbol::is_undefined): Likewise.
10381 (Symbol::is_weak_undefined): Call is_undefined.
10382 (Symbol::is_absolute): Handle IS_CONSTANT.
10383 (class Sized_symbol): Update declarations to split different
10384 versions of init. Declare init_undefined.
10385 (class Symbol_table): Declare new functions.
10386 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10387 Change all callers.
10388 (Symbol::init_base_output_data): Likewise.
10389 (Symbol::init_base_output_segment): Likewise.
10390 (Symbol::init_base_constant): Likewise.
10391 (Symbol::init_base_undefined): New function.
10392 (Sized_symbol::init_object): Rename from init. Change all
10393 callers.
10394 (Sized_symbol::init_output_data): Likewise.
10395 (Sized_symbol::init_output_segment): Likewise.
10396 (Sized_symbol::init_constant): Likewise.
10397 (Sized_symbol::init_undefined): New function.
10398 (Symbol_table::add_undefined_symbols_from_command_line): New
10399 function.
10400 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10401 function.
10402 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10403 (Symbol::output_section): Likewise.
10404 (Symbol::set_output_section): Likewise.
10405 (Symbol_table::sized_finalize_symbol): Likewise.
10406 (Symbol_table::sized_write_globals): Likewise.
10407 * resolve.cc (Symbol_table::should_override): Likewise.
10408 (Symbol::override_base_with_special): Likewise.
10409
8bdcdf2c
ILT		 10410 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10411 symbol, change it to have default visibility.
10412 * testsuite/protected_1.cc: New file.
10413 * testsuite/protected_2.cc: New file.
10414 * testsuite/protected_3.cc: New file.
10415 * testsuite/protected_main_1.cc: New file.
10416 * testsuite/protected_main_2.cc: New file.
10417 * testsuite/protected_main_3.cc: New file.
10418 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10419 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10420 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10421 (protected_1.so): New target.
10422 (protected_1_pic.o, protected_2_pic.o): New targets.
10423 (protected_3_pic.o): New target.
10424 (check_PROGRAMS): Add protected_2.
10425 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10426 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10427 * testsuite/Makefile.in: Rebuild.
10428
2b706932
ILT		 10429 * options.h (DEFINE_var): Add set_user_set_##varname__.
10430 (DEFINE_bool_alias): New macro.
10431 (class General_options): Define -Bstatic using DEFINE_bool_alias
10432 rather than DEFINE_special. Add --undefined as an alias for -z
10433 defs.
10434 * options.cc (General_options::parse_Bstatic): Remove.
10435
d82a5bcc
ILT		 10436 * options.h (class General_options): Add --fatal-warnings.
10437 * main.cc (main): Implement --fatal-warnings.
10438 * errors.h (Errors::warning_count): New function.
10439
f1f70eae
ILT		 10440 * options.h (class General_options): Add -Bsymbolic-functions.
10441 * symtab.h (Symbol::is_preemptible): Check for
10442 -Bsymbolic-functions.
10443
8825ac63
ILT		 104442008-05-05 Ian Lance Taylor <iant@google.com>
10445
d98bc257
ILT		 10446 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10447 as noVARNAME rather than no-VARNAME.
10448 (class General_options): Add option -z combreloc.
10449 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10450 get_address.
10451 (Output_reloc::sort_before) [SHT_REL]: New function.
10452 (Output_reloc::sort_before) [SHT_RELA]: New function.
10453 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10454 Sort_relocs_comparison.
10455 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10456 parameter. Change all callers.
10457 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10458 sort_relocs parameter. Change all callers.
10459 * output.cc (Output_reloc::get_address): New function, broken out
10460 of write_rel.
10461 (Output_reloc::write_rel): Call it.
10462 (Output_reloc::compare): New function.
10463 (Output_data_reloc_base::do_write): Optionally sort relocs.
10464
60b2b4e7
ILT		 10465 * configure.ac: If targ_extra_obj is set, link it in.
10466 * configure.tgt: Initialize all variables.
10467 (x86_64*): Set targ_extra_obj and targ_extra_size.
10468 * configure: Rebuild.
10469
8825ac63
ILT		 10470 * object.cc (Sized_relobj::include_section_group): Adjust section
10471 indexes read from group data. Build vector to pass to
10472 layout_group.
10473 * layout.cc (Layout::layout_group): Add flags and shndxes
10474 parameters. Remove contents parameter. Change caller. Update
10475 explicit instantiations.
10476 * layout.h (class Layout): Update layout_group declaration.
10477 * output.cc (Output_data_group::Output_data_group): Add flags and
10478 input_shndxes parameters. Remove contents parameter. Change
10479 caller.
10480 (Output_data_group::do_write): Change input_sections_ to
10481 input_shndxes_.
10482 * output.h (class Output_data_group): Update constructor
10483 declaration. Rename input_sections_ to input_shndxes_.
10484 * testsuite/many_sections_test.cc: Add template.
10485
e94cf127
CC		 104862008-04-30 Cary Coutant <ccoutant@google.com>
10487
4418b2d5
CC		 10488 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10489
e94cf127
CC		 10490 * layout.cc (Layout::include_section): Refactored check for debug
10491 info section.
10492 (Layout::add_comdat): Add new parameters. Change type
10493 of signature parameter. Add object and shndx to signatures table.
10494 (Layout::find_kept_object): New function.
10495 * layout.h: Include <cstring>.
10496 (Layout::is_debug_info_section): New function.
10497 (Layout::add_comdat): Add new parameters.
10498 (Layout::find_kept_object): New function.
10499 (Layout::Kept_section): New struct.
10500 (Layout::Signatures): Change type of map range.
10501 * object.cc (Relobj::output_section_address): New function.
10502 (Sized_relobj::include_section_group): Add new parameters. Change
10503 calls to Layout::add_comdat. Change to build table of kept comdat
10504 groups and table mapping discarded sections to kept sections.
10505 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10506 (Sized_relobj::do_layout): Change calls to include_section_group and
10507 include_linkonce_section.
10508 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10509 value to zero when section is discarded.
10510 (Sized_relobj::map_to_kept_section): New function.
10511 * object.h (Relobj::output_section_address): New function.
10512 (Relobj::Comdat_group): New type.
10513 (Relobj::find_comdat_group): New function.
10514 (Relobj::Comdat_group_table): New type.
10515 (Relobj::Kept_comdat_section): New type.
10516 (Relobj::Kept_comdat_section_table): New type.
10517 (Relobj::add_comdat_group): New function.
10518 (Relobj::set_kept_comdat_section): New function.
10519 (Relobj::get_kept_comdat_section): New function.
10520 (Relobj::comdat_groups_): New field.
10521 (Relobj::kept_comdat_sections_): New field.
10522 (Symbol_value::input_value): Update comment.
10523 (Sized_relobj::map_to_kept_section) New function.
10524 (Sized_relobj::include_linkonce_section): Add new parameter.
10525 * target-reloc.h (Comdat_behavior): New type.
10526 (get_comdat_behavior): New function.
10527 (relocate_section): Add code to map a discarded section to the
10528 corresponding kept section when applying a relocation.
10529
e4e5049b
CS		 105302008-04-30 Craig Silverstein <csilvers@google.com>
10531
10532 * dwarf_reader.cc (next_generation_count): New static var.
10533 (Addr2line_cache_entry): New struct.
10534 (addr2line_cache): New static var.
10535 (Dwarf_line_info::one_addr2line): Added caching.
10536 (Dwarf_line_info::clear_addr2line_cache): New function.
10537 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10538 cache-size parameter.
10539 (Dwarf_line_info::one_addr2line_cache): New function.
10540 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10541 new cache-size argument to one_addr2line(), and clear cache.
10542
d09e9154
CC		 105432008-04-28 Cary Coutant <ccoutant@google.com>
10544
10545 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10546 R_386_PC8 relocations.
10547
7ef73768
ILT		 105482008-04-23 Ian Lance Taylor <iant@google.com>
10549
55438702
ILT		 10550 * object.cc (Sized_relobj::include_section_group): Check for
10551 invalid section group.
10552
c165fb93
ILT		 10553 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10554 header size.
10555
7ef73768
ILT		 10556 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10557 than read for file header.
10558 * archive.cc (Archive::include_member): Likewise.
10559
6194aaab
L		 105602008-04-23 Paolo Bonzini <bonzini@gnu.org>
10561
10562 * aclocal.m4: Regenerate.
10563 * configure: Regenerate.
10564
d491d34e
ILT		 105652008-04-19 Ian Lance Taylor <iant@google.com>
10566
5ea2bac6
ILT		 10567 * version.cc (version_string): Bump to 1.6.
10568
7bc3e21a
ILT		 10569 * testsuite/Makefile.am (many_sections_r_test): New target.
10570 (many_sections_r_test_SOURCES): Remove.
10571 (many_sections_r_test_DEPENDENCIES): Remove.
10572 (many_sections_r_test_LDFLAGS): Remove.
10573 (many_sections_r_test_LDADD): Remove.
10574
7fcd3aa9
ILT		 10575 * object.cc (Sized_relobj::do_add_symbols): Always pass
10576 local_symbol_count_ to add_from_relobj.
10577
4c94d6ae
ILT		 10578 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10579 every thousand variables.
10580 * testsuite/Makefile.in: Rebuild.
10581
d491d34e
ILT		 10582 * object.cc (Xindex::initialize_symtab_xindex): New function.
10583 (Xindex::read_symtab_xindex): New function.
10584 (Xindex::sym_xindex_to_shndx): New function.
10585 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10586 available.
10587 (Sized_relobj::do_initialize_xindex): New function.
10588 (Sized_relobj::do_read_symbols): Adjust section links.
10589 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10590 parameter. Change all callers.
10591 (Sized_relobj::include_section_group): Adjust section links and
10592 symbol section indexes.
10593 (Sized_relobj::do_layout): Adjust section links.
10594 (Sized_relobj::do_count_local_symbols): Adjust section links and
10595 symbol section indexes.
10596 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10597 ordinary and special symbols.
10598 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10599 dynsym_xindex parameters. Change all callers. Adjust section
10600 links. Use SHN_XINDEX when needed.
10601 (Sized_relobj::get_symbol_location_info): Adjust section links.
10602 Don't get fooled by special symbols.
10603 * object.h (class Xindex): Define.
10604 (class Object): Add xindex_ parameter. Declare virtual functoin
10605 do_initialize_xindex.
10606 (Object::adjust_sym_shndx): New function.
10607 (Object::set_xindex): New protected function.
10608 (class Symbol_value): Add is_ordinary_shndx_ field.
10609 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10610 (Symbol_value::value): Assert ordinary section.
10611 (Symbol_value::initialize_input_to_output_map): Likewise.
10612 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10613 Change all callers.
10614 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10615 all callers.
10616 (class Sized_relobj): Update declarations.
10617 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10618 parameter. Change all callers.
10619 (Sized_relobj::adjust_shndx): New function.
10620 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10621 field.
10622 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10623 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10624 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10625 (Sized_dynobj::read_dynsym_section): Adjust section links.
10626 (Sized_dynobj::read_dynamic): Likewise.
10627 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10628 section links.
10629 (Sized_dynobj::do_initialize_xindex): New function.
10630 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10631 do_initialize_xindex.
10632 (Sized_dynobj::adjust_shndx): New function.
10633 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10634 dynsym_xindex_ fields.
10635 (Layout::finalize): Add a call to set_section_indexes before
10636 creating the symtab sections.
10637 (Layout::set_section_indexes): Don't do anything if the section
10638 already has a section index.
10639 (Layout::create_symtab_sections): Add shnum parameter. Change
10640 caller. Create .symtab_shndx section if needed.
10641 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10642 caller.
10643 (Layout::allocated_output_section_count): New function.
10644 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10645 needed.
10646 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10647 fields. Update declarations.
10648 (Layout::symtab_xindex): New function.
10649 (Layout::dynsym_xindex): New function.
10650 (class Write_symbols_task): Add layout_ field.
10651 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10652 Change caller.
10653 * output.cc (Output_section_headers::Output_section_headers): Add
10654 shstrtab_section parameter. Change all callers.
10655 (Output_section_headers::do_sized_write): Store overflow values
10656 for section count and section string table section index in
10657 section header zero.
10658 (Output_file_header::do_sized_write): Check for overflow of
10659 section count and section string table section index.
10660 (Output_symtab_xindex::do_write): New function.
10661 (Output_symtab_xindex::endian_do_write): New function.
10662 * output.h (class Output_section_headers): Add shstrtab_section_.
10663 Update declarations.
10664 (class Output_symtab_xindex): Define.
10665 (Output_section::has_out_shndx): New function.
10666 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10667 field.
10668 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10669 Change all callers.
10670 (Sized_symbol::init): Likewise.
10671 (Symbol::output_section): Check for ordinary symbol.
10672 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10673 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10674 callers.
10675 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10676 Change all callers. Simplify handling of symbols from sections
10677 not included in the link.
10678 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10679 distinction.
10680 (Weak_alias_sorter::operator()): Assert that symbols are
10681 ordinary.
10682 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10683 distinction.
10684 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10685 parameters. Change all callers.
10686 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10687 symbol distinction. Use SHN_XINDEX when needed.
10688 (Symbol_table::write_section_symbol): Add symtab_xindex
10689 parameter. Change all callers.
10690 (Symbol_table::sized_write_section_symbol): Likewise. Use
10691 SHN_XINDEX when needed.
10692 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10693 declarations.
10694 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10695 (Symbol::is_defined): Check is_ordinary.
10696 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10697 (Symbol::is_absolute, Symbol::is_common): Likewise.
10698 (class Sized_symbol): Update declarations.
10699 (class Symbol_table): Update declarations.
10700 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10701 parameters. Change all callers.
10702 (Sized_symbol::override): Likewise.
10703 (Symbol_table::override): Likewise.
10704 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10705 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10706 is_ordinary, and orig_st_shndx parameters. Change all callers.
10707 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10708 to be in an ordinary section.
10709 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10710 object and is_ordinary parameters. Change all callers.
10711 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10712 Change all callers. Don't add undefined or non-ordinary symbols
10713 to reloc_map_.
10714 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10715 Change all callers.
10716 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10717 declarations.
10718 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10719 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10720 (Sized_relobj::relocate_sections): Likewise.
10721 * target-reloc.h (scan_relocs): Adjust section symbol index.
10722 (scan_relocatable_relocs): Likewise.
10723 * i386.cc (Scan::local): Check for ordinary symbols.
10724 * sparc.cc (Scan::local): Likewise.
10725 * x86_64.cc (Scan::local): Likewise.
10726 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10727 to symbol_section_and_value.
10728 * testsuite/many_sections_test.cc: New file.
10729 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10730 (check_PROGRAMS): Add many_sections_test.
10731 (many_sections_test_SOURCES): Define.
10732 (many_sections_test_DEPENDENCIES): Define.
10733 (many_sections_test_LDFLAGS): Define.
10734 (BUILT_SOURCES): Add many_sections_define.h.
10735 (many_sections_define.h): New target.
10736 (BUILT_SOURCES): Add many_sections_check.h.
10737 (many_sections_check.h): New target.
10738 (check_PROGRAMS): Add many_sections_r_test.
10739 (many_sections_r_test_SOURCES): Define.
10740 (many_sections_r_test_DEPENDENCIES): Define.
10741 (many_sections_r_test_LDFLAGS): Define.
10742 (many_sections_r_test_LDADD): Define.
10743 (many_sections_r_test.o): New target.
10744 * testsuite/Makefile.in: Rebuild.
10745
c5818ff1
CC		 107462008-04-17 Cary Coutant <ccoutant@google.com>
10747
10748 * errors.cc (Errors::info): New function.
10749 (gold_info): New function.
10750 * errors.h (Errors::info): New function.
10751 * gold.h (gold_info): New function.
10752 * object.cc (Input_objects::add_object): Print trace output.
10753 * options.cc (options::parse_set): New function.
10754 (General_options::parse_wrap): Deleted.
10755 (General_options::General_options): Deleted initializer.
10756 * options.h (options::String_set): New typedef.
10757 (options::parse_set): New function.
10758 (DEFINE_set): New macro.
10759 (General_options::wrap): Changed to use DEFINE_set. Changed
10760 callers of any_wrap_symbols and is_wrap_symbol.
10761 (General_options::trace, General_options::trace_symbol):
10762 New options.
10763 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10764 (General_options::wrap_symbols_): Deleted.
10765 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10766
b5be4a7c
DM		 107672008-04-17 David S. Miller <davem@davemloft.net>
10768
10769 * options.cc (General_options::parse_V): New function.
10770 * options.h: Add entries for -V and -Qy.
10771
155a0dd7
ILT		 107722008-04-17 Ian Lance Taylor <iant@google.com>
10773
10774 * common.cc (Symbol_table::allocate_commons): Remove options
10775 parameter. Change caller.
10776 (Symbol_table::do_allocate_commons): Remove options parameter.
10777 Change caller. Just call do_allocate_commons_list twice.
10778 (Symbol_table::do_allocate_commons_list): New function, broken out
10779 of do_allocate_commons.
10780 * common.h (class Allocate_commons_task): Remove options_ field.
10781 Update constructor.
10782 * symtab.cc (Symbol_table::Symbol_table): Initialize
10783 tls_commons_.
10784 (Symbol_table::add_from_object): Put TLS common symbols on
10785 tls_commons_ list.
10786 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10787 which are IN_OUTPUT_DATA.
10788 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10789 allocate_commons and do_allocate_commons declarations. Declare
10790 do_allocate_commons_list.
10791 * gold.cc (queue_middle_tasks): Update creation of
10792 Allocate_commons_task to not pass options.
10793 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10794 (TLS_TEST_C_FLAGS): New variable.
10795 (tls_test_c_pic.o): New target.
10796 (tls_test_shared.so): Link in tls_test_c_pic.o.
10797 (tls_test_c_pic_ie.o): New target.
10798 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10799 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10800 (tls_test_c.o): New target.
10801 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10802 (tls_pic_test_LDADD): Likewise.
10803 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10804 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10805 (tls_test_c_gnu2.o): New target.
10806 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10807 tls_test_c_gnu2.o.
10808 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10809 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10810 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10811 * testsuite/tls_test.cc: Include "config.h".
10812 (t_last): Call t11_last.
10813 * testsuite/tls_test.h (t11, t11_last): Declare.
10814 * testsuite/tls_test_c.c: New file.
10815 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10816 * configure.ac: Check for OpenMP support.
10817 * configure, config.in, Makefile.in: Rebuild.
10818 * testsuite/Makefile.in: Rebuild.
10819
edfbb029
CC		 108202008-04-16 Cary Coutant <ccoutant@google.com>
10821
10822 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10823 (Target_i386::tls_base_symbol_defined_): New field.
10824 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10825 (Target_i386::Scan::global): Likewise.
10826 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10827 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10828 (Target_x86_64::tls_base_symbol_defined_): New field.
10829 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10830 (Target_x86_64::Scan::global): Likewise.
10831
f3c69fca
CC		 108322008-04-16 Cary Coutant <ccoutant@google.com>
10833
10834 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10835 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10836 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10837 building shared libraries.
10838 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10839 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10840 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10841 * testsuite/Makefile.in: Rebuild.
10842 * testsuite/weak_undef.h: New file.
10843 * testsuite/weak_undef_file1.cc: Add extra test cases.
10844 * testsuite/weak_undef_file2.cc: Likewise.
10845 * testsuite/weak_undef_test.cc: Likewise.
10846
7c414435
DM		 108472008-04-16 David S. Miller <davem@davemloft.net>
10848
32b769e1
DM		 10849 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10850 Add issued_non_pic_error_ field. Declare check_non_pic.
10851 (Target_sparc::Scan::check_non_pic): New function.
10852 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10853 (Target_sparc::Scan::global): Likewise.
10854
11936fb1
DM		 10855 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10856 * configure: Rebuild.
10857
7c414435
DM		 10858 * options.h (DEFINE_enable): New macro.
10859 (new_dtags): New enable option.
10860 (initfirst, interpose, loadfltr, nodefaultlib,
10861 nodelete, nodlopen, nodump): New -z options.
10862 * layout.cc (Layout:finish_dynamic_section): If new
10863 dtags enabled, emit DT_RUNPATH. Also, emit a
10864 DT_FLAGS_1 containing any specified -z flags.
10865
85c7bf8b
ILT		 108662008-04-16 Ian Lance Taylor <iant@google.com>
10867
12c0daef
ILT		 10868 * copy-relocs.cc: New file.
10869 * copy-relocs.h: New file.
10870 * reloc.cc: Remove Copy_relocs code.
10871 * reloc.h: Likewise.
10872 * reloc-types.h (struct Reloc_types) [both versions]: Add
10873 get_reloc_addend_noerror.
10874 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10875 variants of add_global which take an addend which must be zero.
10876 * i386.cc: Include "copy-relocs.h".
10877 (class Target_i386): Change type of copy_relocs_ to variable,
10878 update initializer.
10879 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10880 Change all callers.
10881 (Target_i386::do_finalize_sections): Change handling of
10882 copy_relocs_.
10883 * sparc.cc: Include "copy-relocs.h".
10884 (class Target_sparc): Change type of copy_relocs_ to variable,
10885 update initializer.
10886 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10887 Change all callers.
10888 (Target_sparc::do_finalize_sections): Change handling of
10889 copy_relocs_.
10890 * x86_64.cc: Include "copy-relocs.h".
10891 (class Target_x86_64): Change type of copy_relocs_ to variable,
10892 update initializer.
10893 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10894 class. Change all callers.
10895 (Target_x86_64::do_finalize_sections): Change handling of
10896 copy_relocs_.
10897 * Makefile.am (CCFILES): Add copy-relocs.cc.
10898 (HFILES): Add copy-relocs.h.
10899
4f4995b6
ILT		 10900 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10901
85c7bf8b
ILT		 10902 * testsuite/script_test_4.sh: Permit leading zeroes.
10903
4f2a9edd
ILT		 109042008-04-15 Ian Lance Taylor <iant@google.com>
10905
e6188289
ILT		 10906 * script-sections.cc (Script_sections::create_segments): Use
10907 header_size_adjustment even when there is enough room for the
10908 headers.
10909 * testsuite/script_test_4.sh: New file.
10910 * testsuite/script_test_4.t: New file.
10911 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10912 (check_DATA): Add script_test_4.stdout.
10913 (MOSTLYCLEANFILES): Likewise.
10914 (script_test_4): New target.
10915 (script_test_4.stdout): New target.
10916 * testsuite/Makefile.in: Rebuild.
10917
4f2a9edd
ILT		 10918 * sparc.cc: Add definitions for Output_data_plt_sparc class
10919 constants.
10920
f5314dd5
DM		 109212008-04-14 David S. Miller <davem@davemloft.net>
10922
10923 * sparc.cc: New file.
10924 * Makefile.am (TARGETSOURCES): Add sparc.cc
10925 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10926 * configure.tgt: Document targ_extra_size and
10927 targ_extra_big_endian. Add entries for sparc-* and
10928 sparc64-*.
10929 * configure.ac: Handle targ_extra_size and
10930 targ_extra_big_endian.
10931 * Makefile.in: Rebuild.
10932 * configure: Likewise.
10933 * po/POTFILES.in: Likewise.
10934 * po/gold.pot: Likewise.
10935
154e0e9a
ILT		 109362008-04-14 Ian Lance Taylor <iant@google.com>
10937
10938 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10939 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10940 in the name/type/flags to section mapping. Don't call
10941 allocate_output_section.
10942 (Layout::choose_output_section): Change parameter from adjust_name
10943 to is_input_section. Don't permit input sections after sections
10944 are attached to segments. Don't call allocate_output_section.
10945 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10946 not write_enable_output_section.
10947 (Layout::make_output_section): Don't push to
10948 unattached_section_list_ nor call attach_to_segment. Call
10949 attach_section_to_segment if sections are attached.
10950 (Layout::attach_sections_to_segments): New function.
10951 (Layout::attach_section_to_segment): New function.
10952 (Layout::attach_allocated_section_to_segment): Rename from
10953 attach_to_segment. Remove flags parameter.
10954 (Layout::allocate_output_section): Remove function.
10955 (Layout::write_enable_output_section): Remove function.
10956 * layout.h (class Layout): Update for above changes. Add new
10957 field sections_are_attached_.
10958 * output.h (Output_section::update_flags_for_input_section): New
10959 function.
10960 * output.cc (Output_section::add_input_section): Call
10961 update_flags_for_input_section.
10962 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10963
009a67a2
CC		 109642008-04-11 Cary Coutant <ccoutant@google.com>
10965
10966 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10967 thought unnecessary.
10968 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10969
759b1a24
ILT		 109702008-04-11 Ian Lance Taylor <iant@google.com>
10971
10972 * output.h (class Output_section_data): Remove inline definition
10973 of set_addralign.
10974 * output.cc (Output_section_data::set_addralign): New function.
10975
c2b45e22
CC		 109762008-04-11 Cary Coutant <ccoutant@google.com>
10977
10978 Add support for TLS descriptors for i386 and x86_64.
10979 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10980 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10981 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10982 GOT_TYPE_TLS_DESC.
10983 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10984 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10985 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10986 relocations.
10987 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10988 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10989 Fix problem with initial-exec relocations.
10990 (Target_i386::Relocate::relocate_tls): Likewise.
10991 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10992 relaxation.
10993 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10994 support for section-plus-offset dynamic table entries.
10995 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10996 (Output_data_dynamic::Dynamic_entry): Add support for
10997 section-plus-offset dynamic table entries.
10998 (Output_data_dynamic::Classification): Likewise.
10999 (Output_data_dynamic::classification_): Renamed offset_.
11000 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11001 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11002 (Target_x86_64::make_plt_section): New function.
11003 (Target_x86_64::reserve_tlsdesc_entries): New function.
11004 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11005 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11006 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11007 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11008 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11009 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11010 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11011 add extra PLT entry for TLS descriptors.
11012 (Output_data_plt_x86_64::got_): New field.
11013 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11014 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11015 fields.
11016 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11017 descriptors.
11018 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11019 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11020 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11021 R_386_TLS_DESC_CALL relocations.
11022 (Target_x86_64::Scan::global): Likewise.
11023 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11024 for TLS descriptors.
11025 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11026 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11027 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11028 GD-to-IE relaxation.
11029 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11030 and TLS_DESCRIPTORS.
11031 * Makefile.in: Rebuild.
11032 * configure: Rebuild.
11033 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11034 (tls_test_shared2.so): New target.
11035 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11036 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11037 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11038 (tls_shared_gd_to_ie_test_LDADD): New variable.
11039 (tls_shared_gnu2_gd_to_ie_test): New target.
11040 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11041 New targets.
11042 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11043 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11044 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11045 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11046 (tls_shared_gnu2_test): New target.
11047 (tls_test_gnu2_shared.so): New target.
11048 (tls_shared_gnu2_test_SOURCES): New variable.
11049 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11050 (tls_shared_gnu2_test_LDFLAGS): New variable.
11051 (tls_shared_gnu2_test_LDADD): New variable.
11052 * testsuite/Makefile.in: Rebuild.
11053 * testsuite/Makefile.
11054
83bfb6b7
ILT		 110552008-04-11 Ian Lance Taylor <iant@google.com>
11056
11057 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11058 justsyms.t.
11059 * testsuite/Makefile.in: Rebuild.
11060
11061 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11062 long.
11063 * testsuite/script_test_2.cc (main): Adjust test.
11064
706e1f5e
ILT		 110652008-04-11 David S. Miller <davem@davemloft.net>
11066 Ian Lance Taylor <iant@google.com>
11067
11068 * options.h (General_options): Add entries for '-Y' and
11069 '-relax'.
11070 * options.cc (General_options:finalize): If -Y was used, add those
11071 entries to the library path instead of the default "/lib" and
11072 "/usr/lib".
11073
7c98e6bb
DM		 110742008-04-11 David S. Miller <davem@davemloft.net>
11075
11076 * testsuite/justsyms.t: Start at 0x100.
11077 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11078 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11079 long.
11080 * testsuite/script_test_2.cc: Adjust string and section length
11081 checks.
7c98e6bb 11082
99a37bfd
ILT		 110832008-04-09 Ian Lance Taylor <iant@google.com>
11084
2cefc357
ILT		 11085 PR gold/5996
11086 * script-sections.cc (Sections_element::allocate_to_segment): Add
11087 orphan parameter.
11088 (Output_section_definition::allocate_to_segment): Likewise.
11089 (Orphan_output_section::allocate_to_segment): Likewise.
11090 (Script_sections::attach_sections_using_phdrs_clause): Don't
11091 propagate non-PT_LOAD segments to orphan sections.
11092 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11093 readelf rather than objdump.
11094 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11095 .interp section and PT_INTERP segment are the same size.
11096 * testsuite/Makefile.in: Rebuild.
11097
99a37bfd
ILT		 11098 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11099 aliases for symbols defined in the same object.
11100 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11101 (weak_alias_test_SOURCES): New variable.
11102 (weak_alias_test_DEPENDENCIES): New variable.
11103 (weak_alias_test_LDFLAGS): New variable.
11104 (weak_alias_test_LDADD): New variable.
11105 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11106 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11107 (weak_alias_test_3.o): New target.
11108 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11109 * testsuite/weak_alias_test_main.cc: New file.
11110 * testsuite/weak_alias_test_1.cc: New file.
11111 * testsuite/weak_alias_test_2.cc: New file.
11112 * testsuite/weak_alias_test_3.cc: New file.
11113
780e49c5
ILT		 111142008-04-08 Ian Lance Taylor <iant@google.com>
11115
cdb0b8f5
ILT		 11116 * options.h (class General_options): Add --noinhibit-exec option.
11117 * main.cc (main): Check --noinhibit-exec.
11118
0864d551
ILT		 11119 * options.h (class General_options): Define --wrap as a special
11120 option. Add wrap_symbols_ field.
11121 (General_options::any_wrap_symbols): New function.
11122 (General_options::is_wrap_symbol): New function.
11123 * options.cc (General_options::parse_wrap): New function.
11124 (General_options::General_options): Initialize wrap_symbols_.
11125 * symtab.cc (Symbol_table::wrap_symbol): New function.
11126 (Symbol_table::add_from_object): Handle --wrap.
11127 * symtab.h (class Symbol_table): Declare wrap_symbol.
11128 * target.h (Target::wrap_char): New function.
11129 (Target::Target_info): Add wrap_char field.
11130 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11131 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11132 * testsuite/testfile.cc (Target_test::test_target_info):
11133 Likewise.
11134
789aa6de
ILT		 11135 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11136 there is one.
11137
2c38906f
ILT		 11138 * layout.h (class Layout): Add added_eh_frame_data_ field.
11139 * layout.cc (Layout::Layout): Initialize new field.
11140 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11141 output section until we find a section we merged successfully.
11142 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11143 that the size be non-zero.
11144
780e49c5
ILT		 11145 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11146 qualifier.
11147
7fcd0256
ILT		 111482008-04-08 Craig Silverstein <csilvers@google.com>
11149
11150 * configure.ac: Export new conditional variable HAVE_ZLIB.
11151 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11152 on HAVE_ZLIB.
11153 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11154 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11155
6835af53
ILT		 111562008-04-07 Ian Lance Taylor <iant@google.com>
11157
e24f324c
ILT		 11158 * version.cc (version_string): Set to "1.5".
11159
a036edd8
ILT		 11160 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11161 Add issued_non_pic_error_ field. Declare check_non_pic.
11162 (Target_x86_64::Scan::check_non_pic): New function.
11163 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11164 (Target_x86_64::Scan::global): Likewise.
11165
624f8810
ILT		 11166 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11167 addend parameter. Change caller. Handle merge sections.
11168 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11169 Address to Addend. Don't add in the result of
11170 local_section_offset, pass down the addend and use the returned
11171 value.
11172 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11173 Update declarations of local_section_offset and symbol_value.
11174 * testsuite/two_file_test_1.cc (t18): New function.
11175 * testsuite/two_file_test_2.cc (f18): New function.
11176 * testsuite/two_file_test_main.cc (main): Call t18.
11177 * testsuite/two_file_test.h (t18, f18): Declare.
11178
6835af53
ILT		 11179 * configure.ac: Don't test for objdump, c++filt, or readelf.
11180 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11181 conditionals.
11182 (TEST_READELF): New variable.
11183 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11184 (check_PROGRAMS): Add two_file_strip_test.
11185 (two_file_strip_test): New target.
11186 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11187 (two_file_same_shared_strip_test_SOURCES): New variable.
11188 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11189 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11190 (two_file_same_shared_strip_test_LDADD): New variable.
11191 (two_file_shared_strip.so): New target.
11192 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11193 (ver_test_5.syms, ver_test_7.syms): Likewise.
11194 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11195 (strip_test_3.stdout): Use TEST_OBJDUMP.
11196 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11197
86925eef
CC		 111982008-04-04 Cary Coutant <ccoutant@google.com>
11199
11200 * symtab.h (Symbol::is_weak_undefined): New function.
11201 (Symbol::is_strong_undefined): New function.
11202 (Symbol::is_absolute): New function.
11203 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11204 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11205 absolute symbols.
11206 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11207 (weak_undef_test): New target.
11208 * testsuite/Makefile.in: Rebuild.
11209 * testsuite/weak_undef_file1.cc: New file.
11210 * testsuite/weak_undef_file2.cc: New file.
11211 * testsuite/weak_undef_test.cc: New file.
11212
126f3ece
ILT		 112132008-04-03 Craig Silverstein <csilvers@google.com>
11214
11215 * compressed_output.h (class Output_compressed_section): Use
11216 unsigned buffer.
11217 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11218 add zlib header.
11219 (zlib_compressed_suffix): Removed.
11220 (Output_compressed_section::set_final_data_size): Use unsigned
11221 buffers.
11222 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11223 Fix linker invocation.
11224 (flagstest_o_specialfile_and_compress_debug_sections):
11225 Likewise.
11226 * testsuite/Makefile.in: Regenerated.
11227
deae2a14
DM		 112282008-04-02 David S. Miller <davem@davemloft.net>
11229
11230 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11231 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11232
70752818
ILT		 112332008-04-02 Craig Silverstein <csilvers@google.com>
11234
11235 * TODO: New file.
11236
39d0cb0e
ILT		 112372008-04-02 Ian Lance Taylor <iant@google.com>
11238
11239 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11240 parameters. Update for new key type to views_. Change all
11241 callers.
11242 (File_read::read): Adjust for byteshift in returned view.
11243 (File_read::add_view): New function, broken out of
11244 find_and_make_view.
11245 (File_read::make_view): New function, broken out of
11246 find_and_make_view.
11247 (File_read::find_or_make_view): Add offset and aligned
11248 parameters. Rewrite accordingly. Change all callers.
11249 (File_read::get_view): Add offset and aligned parameters. Adjust
11250 for byteshift in return value.
11251 (File_read::get_lasting_view): Likewise.
11252 * fileread.h (class File_read): Update declarations.
11253 (class File_read::View): Add byteshift_ field. Add byteshift to
11254 constructor. Add byteshift method.
11255 * archive.h (Archive::clear_uncached_views): New function.
11256 (Archive::get_view): Add aligned parameter. Change all callers.
11257 * object.h (Object::get_view): Add aligned parameter. Change all
11258 callers.
11259 (Object::get_lasting_view): Likewise.
11260
11261 * fileread.cc (File_read::release): Don't call clear_views if
11262 there are multiple objects.
11263 * fileread.h (File_read::clear_uncached_views): New function.
11264 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11265 on the archive.
11266
a1207466
CC		 112672008-03-31 Cary Coutant <ccoutant@google.com>
11268
11269 Add thin archive support.
11270 * archive.cc (Archive::armagt): New const.
11271 (Archive::setup): Remove task parameter and calls to unlock.
11272 (Archive::unlock_nested_archives): New function.
11273 (Archive::read_header): Add nested_off parameter. Change
11274 all callers.
11275 (Archive::interpret_header): Likewise.
11276 (Archive::include_all_members): Change to handle thin
11277 archives.
11278 (Archive::include_member): Likewise.
11279 * archive.h (Archive::Archive): Add new parameters and
11280 initializers.
11281 (Archive::armagt): New const.
11282 (Archive::setup): Remove task parameter.
11283 (Archive::unlock_nested_archives): New function.
11284 (Archive::read_header): Add nested_off parameter.
11285 (Archive::interpret_header): Likewise.
11286 (Archive::Nested_archive_table): New typedef.
11287 (Archive::is_thin_archive_): New field.
11288 (Archive::nested_archives_): New field.
11289 (Archive::options_): New field.
11290 (Archive::dirpath_): New field.
11291 (Archive::task_): New field.
11292 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11293 for thin archives. Pass additional parameters to
11294 Archive::Archive. Unlock the archive file after calling
11295 Archive::setup.
cd536b21 11296
479f6503
ILT		 112972008-03-29 Ian Lance Taylor <iant@google.com>
11298
686c8caf
ILT		 11299 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11300 version symbol to be local.
11301 * testsuite/ver_test_4.sh: New file.
11302 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11303 (check_DATA): Add ver_test_4.syms.
11304 (ver_test_4.syms): New target.
11305 * testsuite/Makefile.in: Rebuild.
11306
ab794b6b
ILT		 11307 * output.cc
11308 (Output_section::Input_section_sort_entry::has_priority): New
11309 function.
11310 (Output_section::Input_section_sort_entry::match_file_name): New
11311 function.
11312 (Output_section::Input_section_sort_entry::match_section_name):
11313 Remove.
11314 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11315 Remove.
11316 (Output_section::Input_section_sort_entry::match_section_file):
11317 Remove.
11318 (Output_section::Input_section_sort_compare::operator()): Rewrite
11319 using new Input_section_sort_entry functions. Sort crtbegin and
11320 crtend first. Sort sections with no priority before sections with
11321 a priority.
11322 * testsuite/initpri1.c (d3): Check j != 4.
11323 (cd5): New constructor/destructor function.
11324 (main): Check j != 2.
11325
479f6503
ILT		 11326 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11327 new symbol when resolving, don't call set_is_default.
11328 * testsuite/ver_test_7.cc: New file.
11329 * testsuite/ver_test_7.sh: New file.
11330 * testsuite/Makefile.am (ver_test_7.so): New target.
11331 (ver_test_7.o): New target.
11332 (check_SCRIPTS): Add ver_test_7.sh.
11333 (check_DATA): Add ver_test_7.syms.
11334 (ver_test_7.syms): New target.
11335
2fd32231
ILT		 113362008-03-28 Ian Lance Taylor <iant@google.com>
11337
11338 * layout.cc (Layout::layout): If we see an input section with a
11339 name that needs sorting, set the must_sort flag for the output
11340 section.
11341 (Layout::make_output_section): If the name of the output section
11342 indicates that it might require sorting, set the may_sort flag.
11343 * output.h (Output_section::may_sort_attached_input_sections): New
11344 function.
11345 (Output_section::set_may_sort_attached_input_sections): New
11346 function.
11347 (Output_section::must_sort_attached_input_sections): New
11348 function.
11349 (Output_section::set_must_sort_attached_input_sections): New
11350 function.
11351 (class Output_section): Declare Input_section_sort_entry. Define
11352 Input_section_sort_compare. Declare
11353 sort_attached_input_sections. Add new fields:
11354 may_sort_attached_input_sections_,
11355 must_sort_attached_input_sections_,
11356 attached_input_sections_are_sorted_.
11357 * output.cc (Output_section::Output_section): Initialize new
11358 fields.
11359 (Output_section::add_input_section): Add an entry to
11360 input_sections_ if may_sort or must_sort are true.
11361 (Output_section::set_final_data_size): Call
11362 sort_attached_input_sections if necessary.
11363 (Output_section::Input_section_sort_entry): Define new class.
11364 (Output_section::Input_section_sort_compare::operator()): New
11365 function.
11366 (Output_section::sort_attached_input_sections): New function.
11367 * configure.ac: Check whether the compiler supports constructor
11368 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11369 * testsuite/initpri1.c: New file.
11370 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11371 CONSTRUCTOR_PRIORITY.
11372 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11373 (initpri1_LDFLAGS): New variable.
11374 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11375
18e6b24e
ILT		 113762008-03-27 Ian Lance Taylor <iant@google.com>
11377
49bdd526
ILT		 11378 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11379 * testsuite/common_test_1.c: New file.
11380 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11381 (common_test_1_SOURCES): New variable.
11382 (common_test_1_DEPENDENCIES): New variable.
11383 (common_test_1_LDFLAGS): New variable.
11384
18e6b24e
ILT		 11385 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11386 and commons_ correctly when NAME/VERSION does not override
11387 NAME/NULL.
11388 * testsuite/ver_test_6.c: New file.
11389 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11390 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11391 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11392
04bf7072
ILT		 113932008-03-26 Ian Lance Taylor <iant@google.com>
11394
5871526f
ILT		 11395 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11396 of an undefined symbol from a version script.
11397 * testsuite/Makefile.am (ver_test_5.so): New target.
11398 (ver_test_5.o): New target.
11399 (check_SCRIPTS): Add ver_test_5.sh.
11400 (check_DATA): Add ver_test_5.syms.
11401 (ver_test_5.syms): New target.
11402 * testsuite/ver_test_5.cc: New file.
11403 * testsuite/ver_test_5.script: New file.
11404 * testsuite/ver_test_5.sh: New file.
11405 * Makefile.in, testsuite/Makefile.in: Rebuild.
11406
04bf7072
ILT		 11407 PR gold/5986
11408 Fix problems building gold with gcc 4.3.0.
11409 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11410 (gold_error_at_location, gold_warning_at_location): Use it.
11411 * configure.ac: Check whether we can compile and use a template
11412 function with a printf attribute.
11413 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11414 when jumping over bytes.
11415 * object.cc: Instantiate Object::read_section_data.
11416 * debug.h: Include <cstring>
11417 * dwarf_reader.cc: Include <algorithm>
11418 * main.cc: Include <cstring>.
11419 * options.cc: Include <cstring>.
11420 * output.cc: Include <cstring>.
11421 * script.cc: Include <cstring>.
11422 * script.h: Include <string>.
11423 * symtab.cc: Include <cstring> and <algorithm>.
11424 * target-select.cc: Include <cstring>.
11425 * version.cc: Include <string>.
11426 * testsuite/testmain.cc: Include <cstdlib>.
11427 * configure, config.in: Rebuild.
11428
874c5b28
ILT		 114292008-03-25 Ian Lance Taylor <iant@google.com>
11430
819d6c3a
ILT		 11431 * options.cc: Include "../bfd/bfdver.h".
11432 (options::help): Print bug reporting address.
11433
f4b2c6f5
ILT		 11434 * version.cc (print_version): Adjust output for current value of
11435 BFD_VERSION_STRING.
11436
11437 * NEWS: New file.
11438
e96caa79
ILT		 11439 * options.cc (options::help): Print list of supported targets.
11440 * target-select.h: Include <vector>.
11441 (class Target_selector): Make machine_, size_, and is_big_endian_
11442 fields const. Add bfd_name_ and instantiated_target_ fields.
11443 (Target_selector::Target_selector): Add bfd_name parameter.
11444 (Target_selector::recognize): Make non-virtual, call
11445 do_recognize.
11446 (Target_selector::recognize_by_name): Make non-virtual, call
11447 do_recognize_by_name.
11448 (Target_selector::supported_names): New function.
11449 (Target_selector::bfd_name): New function.
11450 (Target_selector::do_instantiate_target): New pure virtual
11451 function.
11452 (Target_selector::do_recognize): New virtual function.
11453 (Target_selector::do_recognize_by_name): New virtual function.
11454 (Target_selector::instantiate_target): New private function.
11455 (supported_target_names): Declare.
11456 * target-select.cc (Target_selector::Target_selector): Update for
11457 new parameter and fields.
11458 (select_target_by_name): Check that the name matches before
11459 calling recognize_by_name.
11460 (supported_target_names): New function.
11461 * i386.cc (class Target_selector_i386): Update Target_selector
11462 constructor call. Remove recognize and recognize_by_name. Add
11463 do_instantiate_target.
11464 * x86_64.cc (class Target_selector_x86_64): Likewise.
11465 * testsuite/testfile.cc (class Target_selector_test): Update for
11466 changes to Target_selector.
11467
874c5b28
ILT		 11468 * README: Rewrite, with some notes on unsupported features.
11469
0a65a3a7
CC		 114702008-03-24 Cary Coutant <ccoutant@google.com>
11471
11472 * i386.cc (Target_i386::Got_type): New enum declaration.
11473 (Target_i386::Scan::local): Updated callers of Output_data_got
11474 member functions.
11475 (Target_i386::Scan::global): Likewise.
11476 (Target_i386::Relocate::relocate): Likewise.
11477 (Target_i386::Relocate::relocate_tls): Likewise.
11478 * object.h (Got_offset_list): New class.
11479 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11480 (Sized_relobj::local_got_offset): Likewise.
11481 (Sized_relobj::set_local_got_offset): Likewise.
11482 (Sized_relobj::local_has_tls_got_offset): Removed.
11483 (Sized_relobj::local_tls_got_offset): Removed.
11484 (Sized_relobj::set_local_tls_got_offset): Removed.
11485 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11486 * output.cc (Output_data_got::add_global): Added got_type parameter.
11487 (Output_data_got::add_global_with_rel): Likewise.
11488 (Output_data_got::add_global_with_rela): Likewise.
11489 (Output_data_got::add_global_pair_with_rel): New function.
11490 (Output_data_got::add_global_pair_with_rela): New function.
11491 (Output_data_got::add_local): Added got_type parameter.
11492 (Output_data_got::add_local_with_rel): Likewise.
11493 (Output_data_got::add_local_with_rela): Likewise.
11494 (Output_data_got::add_local_pair_with_rel): New function.
11495 (Output_data_got::add_local_pair_with_rela): New function.
11496 (Output_data_got::add_global_tls): Removed.
11497 (Output_data_got::add_global_tls_with_rel): Removed.
11498 (Output_data_got::add_global_tls_with_rela): Removed.
11499 (Output_data_got::add_local_tls): Removed.
11500 (Output_data_got::add_local_tls_with_rel): Removed.
11501 (Output_data_got::add_local_tls_with_rela): Removed.
11502 * output.h (Output_data_got::add_global): Added got_type parameter.
11503 (Output_data_got::add_global_with_rel): Likewise.
11504 (Output_data_got::add_global_with_rela): Likewise.
11505 (Output_data_got::add_global_pair_with_rel): New function.
11506 (Output_data_got::add_global_pair_with_rela): New function.
11507 (Output_data_got::add_local): Added got_type parameter.
11508 (Output_data_got::add_local_with_rel): Likewise.
11509 (Output_data_got::add_local_with_rela): Likewise.
11510 (Output_data_got::add_local_pair_with_rel): New function.
11511 (Output_data_got::add_local_pair_with_rela): New function.
11512 (Output_data_got::add_global_tls): Removed.
11513 (Output_data_got::add_global_tls_with_rel): Removed.
11514 (Output_data_got::add_global_tls_with_rela): Removed.
11515 (Output_data_got::add_local_tls): Removed.
11516 (Output_data_got::add_local_tls_with_rel): Removed.
11517 (Output_data_got::add_local_tls_with_rela): Removed.
11518 * resolve.cc (Symbol::override_base_with_special): Removed
11519 reference to has_got_offset_ field.
11520 * symtab.cc (Symbol::init_fields): Replaced initialization
11521 of got_offset_ with got_offsets_. Removed initialization
11522 of has_got_offset_
53fcba31 11523 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11524 (Symbol::got_offset): Likewise.
11525 (Symbol::set_got_offset): Likewise.
11526 (Symbol::has_tls_got_offset): Removed.
11527 (Symbol::tls_got_offset): Removed.
11528 (Symbol::set_tls_got_offset): Removed.
11529 (Symbol::got_offset_): Removed.
11530 (Symbol::tls_mod_got_offset_): Removed.
11531 (Symbol::tls_pair_got_offset_): Removed.
11532 (Symbol::got_offsets_): New field.
11533 (Symbol::has_got_offset): Removed.
11534 (Symbol::has_tls_mod_got_offset): Removed.
11535 (Symbol::has_tls_pair_got_offset): Removed.
11536 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11537 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11538 member functions.
11539 (Target_x86_64::Scan::global): Likewise.
11540 (Target_x86_64::Relocate::relocate): Likewise.
11541 (Target_x86_64::Relocate::relocate_tls): Likewise.
11542
bd52eafb
BE		 115432008-03-25 Ben Elliston <bje@au.ibm.com>
11544
11545 * yyscript.y: Fix spelling error in comment.
11546
8b105e34
ILT		 115472008-03-24 Ian Lance Taylor <iant@google.com>
11548
8ed814a9
ILT		 11549 * options.h (class General_options): Define build_id option.
11550 * layout.h (class Layout): Declare write_build_id, create_note,
11551 create_build_id. Add build_id_note_ member.
11552 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11553 "libiberty.h", "md5.h", "sha1.h".
11554 (Layout::Layout): Initialize eh_frame_data_,
11555 eh_frame_hdr_section_, and build_id_note_.
11556 (Layout::finalize): Call create_build_id.
11557 (Layout::create_note): New function, broken out of
11558 Layout::create_gold_note.
11559 (Layout::create_gold_note): Call create_note.
11560 (Layout::create_build_id): New function.
11561 (Layout::write_build_id): New function.
11562 (Close_task_runner::run): Call write_build_id.
11563
8b105e34
ILT		 11564 * x86_64.cc: Correct license to GPLv3.
11565
086a1841
ILT		 115662008-03-23 Ian Lance Taylor <iant@google.com>
11567
11568 * options.cc: Include "demangle.h".
11569 (parse_optional_string): New function.
11570 (parse_long_option): Handle takes_optional_argument.
11571 (parse_short_option): Update dash_z initializer. Handle
11572 takes_optional_argument.
11573 (General_options::General_options): Initialize do_demangle_.
11574 (General_options::finalize): Set do_demangle_. Handle demangling
11575 style.
11576 * options.h (parse_optional_string): Declare.
11577 (struct One_option): Add optional_arg field. Update constructor.
11578 Update call constructor calls. Add takes_optional_argument
11579 function.
11580 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11581 (DEFINE_optional_string): Define.
11582 (General_options::demangle): Change from DEFINE_bool to
11583 DEFINE_optional_string.
11584 (General_options::no_demangle): New function.
11585 (General_options::do_demangle): New function.
11586 (General_options::set_do_demangle): New function.
11587 (General_options::execstack_status_): Move definition to end of
11588 class definition.
11589 (General_options::static_): Likewise.
11590 (General_options::do_demangle_): New field.
11591 * object.cc (big_endian>::get_symbol_location_info): Call
11592 Options::do_demangle, not Options::demangle.
11593 * symtab.cc (demangle): Likewise.
11594
cbb93e63
ILT		 115952008-03-22 Ian Lance Taylor <iant@google.com>
11596
11597 * gold.h: Include <cstddef> and <sys/types.h>
11598 * options.h: Include <cstring>.
11599
ec531623
ILT		 116002008-03-21 Ian Lance Taylor <iant@google.com>
11601
11602 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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