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PR gold/12525
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
21131061
ILT		 12011-07-01 Ian Lance Taylor <iant@google.com>
2
3 PR gold/12525
4 PR gold/12952
5 * resolve.cc (Symbol::override_base_with_special): Don't override
6 the version if the overriding symbol has a different name.
7 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
8 all callers. If we give an error about an undefined version,
9 define the base version if necessary.
10 * dynobj.h (class Versions): Update declaration.
11 * testsuite/weak_alias_test_5.cc: New file.
12 * testsuite/weak_alias_test.script: New file.
13 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
14 and versioned_alias have the right value, and call t2.
15 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
16 weak_alias_test_5.so.
17 (weak_alias_test_LDADD): Likewise.
18 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
19 * testsuite/Makefile.in: Rebuild.
20
611062c0
ILT		 212011-07-01 Ian Lance Taylor <iant@google.com>
22
23 PR gold/12525
24 * options.h (class General_options): Support -z notext.
25 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
26 -Wl,-z,notext.
27 (two_file_shared_nonpic.so): Likewise.
28 (two_file_shared_mixed.so): Likewise.
29 (two_file_shared_mixed_1.so): Likewise.
30 (weak_undef_lib_nonpic.so): Likewise.
31 (alt/weak_undef_lib_nonpic.so): Likewise.
32 (tls_test_shared_nonpic.so): Likewise.
33 * testsuite/Makefile.in: Rebuild.
34
328c7c2f
ILT		 352011-07-01 Ian Lance Taylor <iant@google.com>
36
37 PR gold/12525
38 * configure.ac: Test whether static linking works, setting
39 the automake conditional HAVE_STATIC.
40 * testsuite/Makefile.am: Disable tests using -static if
41 HAVE_STATIC is not true.
42 * configure, testsuite/Makefile.in: Rebuild.
43
02d7cd44
ILT		 442011-07-01 Ian Lance Taylor <iant@google.com>
45
46 PR gold/12525
47 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
48 Assert if we see DW_EH_PE_indirect.
49 * target.h (Target::ehframe_datarel_base): New function.
50 (Target::do_ehframe_datarel_base): New target function.
51 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
52 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
53 function.
54
07a60597
ILT		 552011-07-01 Ian Lance Taylor <iant@google.com>
56
57 PR gold/12571
58 * options.h (class General_options): Add
59 --ld-generated-unwind-info.
60 * ehframe.cc (Fde::write): Add address parameter. Change all
61 callers. If associated with PLT, fill in address and size.
62 (Cie::set_output_offset): Only add merge mapping if there is an
63 object.
64 (Cie::write): Add address parameter. Change all callers.
65 (Eh_frame::add_ehframe_for_plt): New function.
66 * ehframe.h (class Fde): Update declarations. Move shndx_ and
67 input_offset_ fields into union u_, with new plt field.
68 (Fde::Fde): Adjust for new union field.
69 (Fde::Fde) [Output_data version]: New constructor.
70 (Fde::add_mapping): Only add merge mapping if there is an object.
71 (class Cie): Update declarations.
72 (class Eh_frame): Declare add_ehframe_for_plt.
73 * layout.cc (Layout::layout_eh_frame): Break out code into
74 make_eh_frame_section, and call it.
75 (Layout::make_eh_frame_section): New function.
76 (Layout::add_eh_frame_for_plt): New function.
77 * layout.h (class Layout): Update declarations.
78 * merge.cc (Merge_map::add_mapping): Add assertion.
79 * i386.cc: Include "dwarf.h".
80 (class Output_data_plt_i386): Make first_plt_entry,
81 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
82 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
83 and plt_eh_frame_fde.
84 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
85 boundary. Call add_eh_frame_for_plt if appropriate.
86 * x86_64.cc: Include "dwarf.h".
87 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
88 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
89 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
90 and plt_eh_frame_fde.
91 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
92 appropriate.
93
14788a3f
ILT		 942011-06-29 Ian Lance Taylor <iant@google.com>
95
96 PR gold/12629
97 * object.cc (Sized_relobj_file::layout_section): Change shdr
98 parameter to be const.
99 (Sized_relobj_file::layout_eh_frame_section): New function, broken
100 out of do_layout.
101 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
102 appropriate. Call layout_eh_frame_section.
103 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
104 sections.
105 * object.h (class Sized_relobj_file): Update declarations.
106
6c21fce1
ILT		 1072011-06-29 Ian Lance Taylor <iant@google.com>
108
37e41b03 109 PR gold/12652
6c21fce1
ILT		 110 * script.cc (Token::integer_value): Accept trailing M/m/K/k
111 modifier.
112 (Lex::gather_token): Accept trailing M/m/K/k for integers.
113
4d5e4e62
ILT		 1142011-06-29 Ian Lance Taylor <iant@google.com>
115
116 PR gold/12675
117 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
118 SHT_X86_64_UNWIND.
119 * layout.cc (Layout::layout_eh_frame): Likewise.
120
886f533a
ILT		 1212011-06-29 Ian Lance Taylor <iant@google.com>
122
123 PR gold/12695
124 * layout.cc (Layout::symtab_section_shndx): New function.
125 * layout.h (class Layout): Declare symtab_section_shndx.
126 * output.cc (Output_section::write_header): Call it.
127
f3ae1b28
ILT		 1282011-06-29 Ian Lance Taylor <iant@google.com>
129
130 PR gold/12818
131 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
132 symbols which are not used in a relocation.
133
aecf301f
ILT		 1342011-06-28 Ian Lance Taylor <iant@google.com>
135
136 PR gold/12898
137 * layout.cc (Layout::segment_precedes): Don't crash if a linker
138 script create indistinguishable segments.
139 (Layout::set_segment_offsets): Use stable_sort when sorting
140 segments. Pass this to Compare_segments constructor.
141 * layout.h (class Layout): Make segment_precedes non-static.
142 (class Compare_segments): Change from struct to class. Add
143 layout_ field. Add constructor.
144 * script-sections.cc
145 (Script_sections::attach_sections_using_phdrs_clause): Rename
146 local orphan to is_orphan. Don't report failure to put empty
147 section in segment. On attachment failure, report name of
148 section, and attach to first PT_LOAD segment.
149
03ef7571
ILT		 1502011-06-28 Ian Lance Taylor <iant@google.com>
151
152 PR gold/12934
153 * target-select.cc (Target_selector::Target_selector): Add
154 emulation parameter. Change all callers.
155 (select_target_by_bfd_name): Rename from select_target_by_name.
156 Change all callers.
157 (select_target_by_emulation): New function.
158 (supported_emulation_names): New function.
159 * target-select.h (class Target_selector): Add emulation_ field.
160 Update declarations.
161 (Target_selector::recognize_by_bfd_name): Rename from
162 recognize_by_name. Change all callers.
163 (Target_selector::supported_bfd_names): Rename from
164 supported_names. Change all callers.
165 (Target_selector::recognize_by_emulation): New function.
166 (Target_selector::supported_emulations): New function.
167 (Target_selector::emulation): New function.
168 (Target_selector::do_recognize_by_bfd_name): Rename from
169 do_recognize_by_name. Change all callers.
170 (Target_selector::do_supported_bfd_names): Rename from
171 do_supported_names. Change all callers.
172 (Target_selector::do_recognize_by_emulation): New function.
173 (Target_selector::do_supported_emulations): New function.
174 (select_target_by_bfd_name): Change name in declaration.
175 (select_target_by_emulation): Declare.
176 (supported_emulation_names): Declare.
177 * parameters.cc (parameters_force_valid_target): Try to find
178 target based on emulation from -m option.
179 * options.h (class General_options): Change doc string for -m.
180 * options.cc (help): Print emulations.
181 (General_options::parse_V): Likewise.
182 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
183 Add emulation parameter. Change all callers.
184
200b2bb9
ILT		 1852011-06-28 Ian Lance Taylor <iant@google.com>
186
187 * target.h (class Target): Add osabi_ field.
188 (Target::osabi): New function.
189 (Target::set_osabi): New function.
190 (Target::Target): Initialize osabi_.
191 (Target::do_adjust_elf_header): Make pure virtual.
192 (Sized_target::do_adjust_elf_header): Declare.
193 * target.cc (Sized_target::do_adjust_elf_header): New function.
194 (class Sized_target): Instantiate all versions.
195 * freebsd.h (class Target_freebsd): Remove.
196 (Target_selector_freebsd::do_recognize): Call set_osabi on
197 Target.
198 (Target_selector_freebsd::do_recognize_by_name): Likewise.
199 (Target_selector_freebsd::set_osabi): Remove.
200 * i386.cc (class Target_i386): Inherit from Sized_target rather
201 than Target_freebsd.
202 * x86_64.cc (class Target_x86_64): Likewise.
203
b3ce541e
ILT		 2042011-06-28 Ian Lance Taylor <iant@google.com>
205
206 * target.h (Target::can_check_for_function_pointers): Rewrite.
207 Make non-virtual.
208 (Target::can_icf_inline_merge_sections): Likewise.
209 (Target::section_may_have_icf_unsafe_poineters): Likewise.
210 (Target::Target_info): Add can_icf_inline_merge_sections field.
211 (Target::do_can_check_for_function_pointers): New virtual
212 function.
213 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
214 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
215 from can_check_for_function_pointers, move in file.
216 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
217 section_may_have_icf_unsafe_poineters, move in file.
218 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
219 * i386.cc (Target_i386::do_can_check_for_function_pointers):
220 Rename from can_check_for_function_pointers, move in file.
221 (Target_i386::can_icf_inline_merge_sections): Remove.
222 (Target_i386::i386_info): Initialize
223 can_icf_inline_merge_sections.
224 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
225 Initialize can_icf_inline_merge_sections.
226 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
227 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
228 Rename from can_check_for_function_pointers, move in file.
229 (Target_x86_64::can_icf_inline_merge_sections): Remove.
230 (Target_x86_64::x86_64_info): Initialize
231 can_icf_inline_merge_sections.
232 * testsuite/testfile.cc (Target_test::test_target_info):
233 Likewise.
234 * icf.cc (get_section_contents): Correct formatting.
235
6d1c4efb
ILT		 2362011-06-27 Ian Lance Taylor <iant@google.com>
237
238 * symtab.cc (Symbol::versioned_name): New function.
239 (Symbol_table::add_to_final_symtab): Use versioned_name when
240 appropriate.
241 (Symbol_table::sized_write_symbol): Likewise.
242 * symtab.h (class Symbol): Declare versioned_name.
243 * stringpool.h (class Stringpool_template): Add variant of add
244 which takes a std::basic_string.
245 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
246 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
247 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
248 (ver_test_12.o): New target.
249 * testsuite/Makefile.in: Rebuild.
250
57eb9b50
DK		 2512011-06-27 Doug Kwan <dougkwan@google.com>
252
253 * arm.cc (Arm_relocate_functions::thm_jump8,
254 Arm_relocate_functions::thm_jump11): Use a wider signed
255 type to compute offset.
256 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
257 arm_thm_jump8.
258 * testsuite/Makefile.in: Regenerate.
259 * testsuite/arm_branch_in_range.sh: Check test results of
260 arm_thm_jump11 and arm_thm_jump8.
261 * testsuite/arm_thm_jump11.s: New test source file.
262 * testsuite/arm_thm_jump11.t: New linker script.
263 * testsuite/arm_thm_jump8.s: New test source file.
264 * testsuite/arm_thm_jump8.t: New linker script.
265
487b39df
ILT		 2662011-06-24 Ian Lance Taylor <iant@google.com>
267
268 * layout.cc: Include "object.h".
269 (ctors_sections_in_init_array): New static variable.
270 (Layout::is_ctors_in_init_array): New function.
271 (Layout::layout): Add entry to ctors_sections_in_init_array if
272 appropriate.
273 * layout.h (class Layout): Declare is_ctors_in_init_array.
274 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
275 is_ctors_reverse_view is set.
276 (Sized_relobj_file::write_sections): Add layout parameter. Change
277 all callers. Set is_ctors_reverse_view field of View_size.
278 (Sized_relobj_file::reverse_words): New function.
279 * object.h (Sized_relobj_file::View_size): Add
280 is_ctors_reverse_view field.
281 (class Sized_relobj_file): Update declarations.
282 * testsuite/initpri3.c: New test.
283 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
284 initpri3b.
285 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
286 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
287 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
288 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
289 * testsuite/Makefile.in: Rebuild.
290
472076e4
CC		 2912011-06-24 Cary Coutant <ccoutant@google.com>
292
293 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
294 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
295 (debug_msg_cdebug.err): New targets.
296 * testsuite/Makefile.in: Regenerate.
297 * testsuite/debug_msg.sh: Check output of link with compressed debug.
298 Fix checks for link with shared library.
299
a60af0db
DK		 3002011-06-24 Doug Kwan <dougkwan@google.com>
301
302 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
303 skip empty text sections.
304 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
305
5393d741
ILT		 3062011-06-22 Ian Lance Taylor <iant@google.com>
307
308 PR gold/12910
309 * options.h (class General_options): Add --ctors-in-init-array.
310 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
311 friends as SHT_PROGBITS for merging sections.
312 (Layout::layout): Remove special handling of .init_array and
313 friends. Don't sort if doing relocatable link. Sort for .ctors
314 and .dtors if ctors_in_init_array.
315 (Layout::make_output_section): Force correct section types for
316 .init_array and friends. Don't sort if doing relocatable link,
317 Don't sort .ctors and .dtors if ctors_in_init_array.
318 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
319 (Layout::output_section_name): Add relobj parameter. Change all
320 callers. Handle .ctors. and .dtors. in code rather than table.
321 Handle .ctors and .dtors if ctors_in_init_array.
322 (Layout::match_file_name): New function, moved from output.cc.
323 * layout.h (class Layout): Update declarations.
324 * output.cc: Include "layout.h".
325 (Input_section_sort_entry::get_priority): New function.
326 (Input_section_sort_entry::match_file_name): Just call
327 Layout::match_file_name.
328 (Output_section::Input_section_sort_init_fini_compare::operator()):
329 Handle .ctors and .dtors. Sort by explicit priority rather than
330 by name.
331 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
332 * testsuite/initpri2.c: New test.
333 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
334 (check_PROGRAMS): Add initpri2.
335 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
336 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
337 * configure, testsuite/Makefile.in: Rebuild.
338
e1f74f98
ILT		 3392011-06-19 Ian Lance Taylor <iant@google.com>
340
341 PR gold/12880
342 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
343 .interp section to a PT_INTERP segment even if we have seen a
344 --dynamic-linker option. Don't do it if we have seen a PHDRS
345 clause in a linker script.
346 (Layout::finalize): Don't create a .interp section if we've
347 already create a PT_INTERP segment.
348 (Layout::create_interp): Always call choose_output_section (revert
349 patch of 2011-06-17). Don't create PT_INTERP segment.
350 * script-sections.cc
351 (Script_sections::create_note_and_tls_segments): Add a .interp
352 section to a PT_INTERP segment even if we have seen a
353 --dynamic-linker option.
354
766f91bb
ILT		 3552011-06-18 Ian Lance Taylor <iant@google.com>
356
357 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
358 merely because a non-PT_LOAD segment has a dynamic reloc.
359
0d212c3a
ILT		 3602011-06-18 Ian Lance Taylor <iant@google.com>
361
362 * layout.cc (Layout::finish_dynamic_section): Don't create
363 DT_FLAGS entry if not needed.
364
911a5072
ILT		 3652011-06-18 Ian Lance Taylor <iant@google.com>
366
367 PR gold/12745
368 * layout.cc (Layout::layout_eh_frame): Correct handling of
369 writable .eh_frame section.
370
534b4e5f
ILT		 3712011-06-17 Ian Lance Taylor <iant@google.com>
372
373 PR gold/12893
374 * resolve.cc (Symbol_table::resolve): Don't give an error if a
375 symbol is redefined with the exact same object and value.
376
10b4f102
ILT		 3772011-06-17 Ian Lance Taylor <iant@google.com>
378
379 PR gold/12880
380 * layout.h (class Layout): Add interp_segment_ field.
381 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
382 (Layout::attach_allocated_section_to_segment): If making shared
383 library, put .interp section in PT_INTERP segment.
384 (Layout::finalize): Also call create_interp if -dynamic-linker
385 option was used.
386 (Layout::create_interp): Assert that there is no PT_INTERP
387 segment. If not using a SECTIONS clause, use make_output_section.
388 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
389 * script-sections.cc
390 (Script_sections::create_note_and_tls_segments): If making shared
391 library, put .interp section in PT_INTERP segment.
392
a29b0dad
ILT		 3932011-06-17 Ian Lance Taylor <iant@google.com>
394
e588ea8d
ILT		 395 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
396 when making a shared library.
397
3982011-06-17 Ian Lance Taylor <iant@google.com>
399
400 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
401 parameter. Change all callers. Don't issue warning about PC32
402 against locally defined symbol.
a29b0dad 403
9d3b0698
ILT		 4042011-06-16 Ian Lance Taylor <iant@google.com>
405
406 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
407 occurs in same object.
408
85b0f90c
AM		 4092011-06-14 Alan Modra <amodra@gmail.com>
410
411 * po/POTFILES.in: Regenerate.
412
a94907d9
ILT		 4132011-06-09 Ian Lance Taylor <iant@google.com>
414
415 * script-sections.cc
416 (Orphan_output_section::set_section_addresses): For a relocatable
417 link set address to 0.
418
4fb3a1c3
CC		 4192011-06-09 Cary Coutant <ccoutant@google.com>
420
421 PR gold/12804
422 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
423 used with --compress-debug-sections.
424 * gold/object.cc (Sized_relobj_file::do_layout): Report
425 uncompressed size of compressed input sections.
426
61220854
CC		 4272011-06-08 Cary Coutant <ccoutant@google.com>
428
429 PR gold/12804
430 * testsuite/two_file_test_2_v1.cc: Change initialization of
431 v2 to keep it in .data.
432
e6455dfb
CC		 4332011-06-07 Cary Coutant <ccoutant@google.com>
434
435 * common.cc (Symbol_table::do_allocate_commons_list): Call
436 gold_fallback.
437 * errors.cc (Errors::fatal): Adjust call to gold_exit.
438 (Errors::fallback): New function.
439 (gold_fallback): New function.
440 * errors.h (Errors::fallback): New function.
441 * gold.cc (gold_exit): Change status parameter to enum; adjust
442 all callers.
443 (queue_initial_tasks): Call gold_fallback.
444 * gold.h: Include cstdlib.
445 (Exit_status): New enum type.
446 (gold_exit): Change status parameter to enum.
447 (gold_fallback): New function.
448 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
449 (Layout::create_symtab_sections): Likewise.
450 (Layout::create_shdrs): Likewise.
451 * main.cc (main): Adjust call to gold_exit.
452 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
453 (Output_data_got::add_got_entry_pair): Likewise.
454 (Output_section::add_input_section): Likewise.
455 (Output_section::add_output_section_data): Likewise.
456 (Output_segment::set_section_list_addresses): Likewise.
457 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
458
fb0e076f
CC		 4592011-06-07 Cary Coutant <ccoutant@google.com>
460
461 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
462 for incremental links.
463 * output.cc (Output_segment::set_section_list_addresses): Remove
464 FIXME and test for TLS or BSS.
465
a5ee4d5d
CC		 4662011-06-07 Cary Coutant <ccoutant@google.com>
467
468 * testsuite/Makefile.am: Add incremental_copy_test,
469 incremental_common_test_1.
470 * testsuite/Makefile.in: Regenerate.
471 * testsuite/common_test_1_v1.c: New source file.
472 * testsuite/common_test_1_v2.c: New source file.
473 * testsuite/copy_test_v1.cc: New source file.
474
5146f448
CC		 4752011-06-07 Cary Coutant <ccoutant@google.com>
476
477 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
478 update, allocate common from bss section's free list.
479 * incremental-dump.cc (dump_incremental_inputs): Print flag for
480 linker-defined symbols.
481 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
482 Skip GOT and PLT entries that are no longer referenced.
483 (Output_section_incremental_inputs::write_info_blocks): Mark
484 linker-defined symbols.
485 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
486 * output.cc (Output_section::allocate): New function.
487 * output.h (Output_section::allocate): New function.
488 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
489 linker-defined symbols.
490 (Symbol::override_base_with_special): Copy is_predefined_ flag.
491 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
492 (Symbol::init_base_output_data): Likewise.
493 (Symbol::init_base_output_segment): Likewise.
494 (Symbol::init_base_constant): Likewise.
495 (Sized_symbol::init_output_data): Likewise.
496 (Sized_symbol::init_output_segment): Likewise.
497 (Sized_symbol::init_constant): Likewise.
498 (Symbol_table::do_define_in_output_data): Likewise.
499 (Symbol_table::do_define_in_output_segment): Likewise.
500 (Symbol_table::do_define_as_constant): Likewise.
501 * symtab.h (Symbol::is_predefined): New function.
502 (Symbol::init_base_output_data): Add is_predefined parameter.
503 (Symbol::init_base_output_segment): Likewise.
504 (Symbol::init_base_constant): Likewise.
505 (Symbol::is_predefined_): New data member.
506 (Sized_symbol::init_output_data): Add is_predefined parameter.
507 (Sized_symbol::init_output_segment): Likewise.
508 (Sized_symbol::init_constant): Likewise.
509 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
510
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512
513 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
514 instead of emit_copy_reloc.
515 (Copy_relocs::emit_copy_reloc): Refactor.
516 (Copy_relocs::make_copy_reloc): New function.
517 (Copy_relocs::add_copy_reloc): Remove.
518 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
519 section.
520 (Copy_relocs::make_copy_reloc): New function.
521 (Copy_relocs::add_copy_reloc): Remove.
522 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
523 unchanged input files.
524 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
525 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
526 Reserve BSS space for COPY relocations.
527 (Sized_incremental_binary::do_emit_copy_relocs): New function.
528 (Output_section_incremental_inputs::write_info_blocks): Record
529 whether a symbol is copied from a shared object.
530 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
531 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
532 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
533 (Incremental_input_entry_reader::get_output_symbol_index): Add
534 is_copy parameter.
535 (Incremental_binary::emit_copy_relocs): New function.
536 (Incremental_binary::do_emit_copy_relocs): New function.
537 (Sized_incremental_binary::Sized_incremental_binary): Initialize
538 new data member.
539 (Sized_incremental_binary::add_copy_reloc): New function.
540 (Sized_incremental_binary::do_emit_copy_relocs): New function.
541 (Sized_incremental_binary::Copy_reloc): New struct.
542 (Sized_incremental_binary::Copy_relocs): New typedef.
543 (Sized_incremental_binary::copy_relocs_): New data member.
544 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
545 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
546 * target.h (Sized_target::emit_copy_reloc): New function.
547 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
548
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550
551 PR gold/12163
552 * gold/archive.cc (Archive::Archive): Initialize new data member.
553 (Archive::include_all_members): Return if archive has already been
554 included.
555 * gold/archive.h (Archive::include_all_members_): New data member.
556
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NC		 5572011-06-02 Nick Clifton <nickc@redhat.com>
558
559 * dynobj.h: Fix spelling mistake in comment.
560 * output.cc: Likewise.
561
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DK		 5622011-05-31 Doug Kwan <dougkwan@google.com>
563 Asier Llano
564
565 PR gold/12826
cc643b88 566 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 567 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
568 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
569 redundant arm_exidx_test.so.
570 * testsuite/Makefile.in: Regenerate.
571 (check_SCRIPTS): Add pr12826.sh
572 (check_DATA): Add pr12826.stdout
573 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
574 * testsuite/pr12826.sh: New file.
575 * testsuite/pr12826_1.s: Ditto.
576 * testsuite/pr12826_1.s: Ditto.
577
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579
580 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
581 sections.
582
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584
585 PR gold/12804
586 * testsuite/Makefile.am: Use different file name for two_file_test
587 temporary file for each incremental test.
588 * testsuite/Makefile.in: Rebuild.
589
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591
592 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
593 binary input file is empty.
594
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596
597 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
598 (ver_test_9.so): Likewise.
599 * testsuite/Makefile.in: Rebuild.
600
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602
603 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
604 * incremental.cc (Incremental_inputs::report_input_section): Fix
605 comment, indentation.
606 (Incremental_inputs::report_comdat_group): New function.
607 (Output_section_incremental_inputs::set_final_data_size): Adjust size
608 of data for incremental input file entry.
609 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
610 group count, COMDAT group signatures.
611 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
612 an unchanged input file.
613 * incremental.h (Incremental_object_entry::Incremental_object_entry):
614 Initialize new data member.
615 (Incremental_object_entry::add_comdat_group): New function.
616 (Incremental_object_entry::get_comdat_group_count): New function.
617 (Incremental_object_entry::get_comdat_signature_key): New function.
618 (Incremental_object_entry::groups_): New data member.
619 (Incremental_inputs::report_comdat_group): New function.
620 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
621 data for incremental input file entry.
622 (Incremental_input_entry_reader::get_comdat_group_count): New function.
623 (Incremental_input_entry_reader::get_input_section): Adjust size of
624 data for incremental input file entry.
625 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
626 (Incremental_input_entry_reader::get_comdat_group_signature): New
627 function.
628 * object.cc (Sized_relobj::include_section_group): Report kept
629 COMDAT groups for incremental links.
630
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632
633 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
634 with name parameter. Add found_name parameter.
635 * fileread.cc (Input_file::find_file): Adjust code accordingly.
636 * dirsearch.h (class Dirsearch): Update declaration.
637
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639
640 * archive.cc (Library_base::should_include_member): Pull in object
641 from archive if it defines the entry symbol.
642 * parameters.cc (Parameters::entry): New function.
643 * parameters.h (class Parameters): Declare entry.
644 * output.h (class Output_file_header): Remove entry_ field.
645 * output.cc (Output_file_header::Output_file_header): Remove entry
646 parameter. Change all callers.
647 (Output_file_header::entry): Use parameters->entry.
648 * gold.cc (queue_middle_tasks): Likewise.
649 * plugin.cc (Plugin_hook::run): Likewise.
650
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652
653 * gold.cc (queue_initial_tasks): Pass incremental base filename
654 to Output_file::open_base_file; don't print error message.
655 * incremental-dump.cc (main): Adjust call to
656 Output_file::open_for_modification.
657 * incremental-dump.cc (main): Likewise.
658 * incremental.cc (Incremental_inputs::report_command_line):
659 Ignore --incremental-base option when comparing command lines.
660 Ignore parameter when given as separate argument.
661 * options.h (class General_options): Add --incremental-base.
662 * output.cc (Output_file::Output_file):
663 (Output_file::open_base_file): Add base_name and writable parameters;
664 read base file into new file; print error message here.
665 (Output_file::map_no_anonymous): Add writable parameter; adjust all
666 callers.
667 * output.h (Output_file::open_for_modification): Rename to...
668 (Output_file::open_base_file): ...this; add base_name and
669 writable parameters; adjust all callers.
670 (Output_file::map_no_anonymous): Add writable parameter; adjust all
671 callers.
672 * testsuite/Makefile.am (incremental_test_4): Test
673 --incremental-base.
674 * testsuite/Makefile.in: Regenerate.
675
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677
678 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
679 incremental_test_4.
680 * testsuite/Makefile.in: Regenerate.
681 * testsuite/two_file_test_1_v1.cc: New test source file.
682 * testsuite/two_file_test_1b_v1.cc: New test source file.
683 * testsuite/two_file_test_2_v1.cc: New test source file.
684
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686
687 * dynobj.h (Dynobj::do_dynobj): New function.
688 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
689 flag and soname for shared objects.
690 * incremental.cc (Incremental_inputs::report_object): Make
691 either Incremental_object_entry or Incremental_dynobj_entry; add
692 soname to string table.
693 (Incremental_inputs::report_input_section): Add assertion.
694 (Output_section_incremental_inputs::set_final_data_size): Adjust
695 type of input file entry for shared libraries; adjust size of
696 shared library info entry.
697 (Output_section_incremental_inputs::write_input_files): Write
698 as_needed flag for shared libraries.
699 (Output_section_incremental_inputs::write_info_blocks): Adjust type
700 of input file entry for shared libraries; write soname.
701 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
702 soname from incremental info.
703 * incremental.h (enum Incremental_input_flags): Add
704 INCREMENTAL_INPUT_AS_NEEDED.
705 (Incremental_input_entry::Incremental_input_entry): Initialize new
706 data member.
707 (Incremental_input_entry::set_as_needed): New function.
708 (Incremental_input_entry::as_needed): New function.
709 (Incremental_input_entry::do_dynobj_entry): New function.
710 (Incremental_input_entry::as_needed_): New data member.
711 (Incremental_object_entry::Incremental_object_entry): Don't check
712 for shared library.
713 (Incremental_object_entry::do_type): Likewise.
714 (class Incremental_dynobj_entry): New class.
715 (Incremental_input_entry_reader::as_needed): New function.
716 (Incremental_input_entry_reader::get_soname): New function.
717 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
718 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
719 size of shared library info entry.
720 * layout.cc (Layout::finish_dynamic_section): Don't test for
721 incremental link when adding DT_NEEDED entries.
722 * object.h (Object::Object): Initialize new data member.
723 (Object::dynobj): New function.
724 (Object::set_as_needed): New function.
725 (Object::as_needed): New function.
726 (Object::do_dynobj): New function.
727 (Object::as_needed_): New data member.
728
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730
731 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
732 info; adjust display of GOT entries.
733 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
734 vector of input objects; remove file_status_.
735 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
736 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
737 got_plt reader; call target hooks to reserve GOT entries.
738 (Output_section_incremental_inputs::set_final_data_size): Adjust size
739 of input file info header and GOT info entry.
740 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
741 relocation info.
742 (Got_plt_view_info::got_descriptor): Remove.
743 (Got_plt_view_info::sym_index): New data member.
744 (Got_plt_view_info::input_index): New data member.
745 (Local_got_offset_visitor::visit): Write input file index.
746 (Global_got_offset_visitor::visit): Write 0 for input file index.
747 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
748 with sym_index and input_index.
749 (Output_section_incremental_inputs::write_got_plt): Adjust size of
750 incremental info GOT entry; replace got_descriptor with input_index.
751 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
752 map from input file index to object.
753 (Sized_relobj_incr::do_layout): Replace direct data member reference
754 with accessor function.
755 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
756 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
757 Adjust size of input file info header.
758 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
759 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
760 (Incremental_input_entry_reader::get_input_section): Adjust size of
761 input file info header.
762 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
763 of incremental info GOT entry.
764 (Incremental_got_plt_reader::get_got_desc): Remove.
765 (Incremental_got_plt_reader::get_got_symndx): New function.
766 (Incremental_got_plt_reader::get_got_input_index): New function.
767 (Sized_incremental_binary::Sized_incremental_binary): Remove
768 file_status_; add input_objects_.
769 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
770 (Sized_incremental_binary::set_file_is_unchanged): Remove.
771 (Sized_incremental_binary::file_is_unchanged): Remove.
772 (Sized_incremental_binary::set_input_object): New function.
773 (Sized_incremental_binary::input_object): New function.
774 (Sized_incremental_binary::file_status_): Remove.
775 (Sized_incremental_binary::input_objects_): New data member.
776 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
777 references.
778 (Sized_relobj_incr::invalid_address): Move to base class.
779 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
780 class.
781 (Sized_relobj_incr::do_output_section_offset): Likewise.
782 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
783 (Sized_relobj_incr::section_offsets_): Likewise.
784 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
785 function.
786 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
787 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
788 with accessor function.
789 (Sized_relobj_file::do_layout): Likewise.
790 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
791 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
792 (Sized_relobj_file::compute_final_local_value): Replace refs to
793 section_offsets_ with accessor function.
794 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
795 * object.h (Relobj::Relobj): Initialize new data members.
796 (Relobj::add_dyn_reloc): New function.
797 (Relobj::first_dyn_reloc): New function.
798 (Relobj::dyn_reloc_count): New function.
799 (Relobj::first_dyn_reloc_): New data member.
800 (Relobj::dyn_reloc_count_): New data member.
801 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
802 references.
803 (Sized_relobj::Address): New typedef.
804 (Sized_relobj::invalid_address): Move here from child class.
805 (Sized_relobj::Sized_relobj): Initialize new data members.
806 (Sized_relobj::sized_relobj): New function.
807 (Sized_relobj::is_output_section_offset_invalid): Move here from
808 child class.
809 (Sized_relobj::get_output_section_offset): Likewise.
810 (Sized_relobj::local_has_got_offset): Likewise.
811 (Sized_relobj::local_got_offset): Likewise.
812 (Sized_relobj::set_local_got_offset): Likewise.
813 (Sized_relobj::do_for_all_local_got_entries): Likewise.
814 (Sized_relobj::clear_got_offsets): New function.
815 (Sized_relobj::section_offsets): Move here from child class.
816 (Sized_relobj::do_output_section_offset): Likewise.
817 (Sized_relobj::do_set_section_offset): Likewise.
818 (Sized_relobj::Local_got_offsets): Likewise.
819 (Sized_relobj::local_got_offsets_): Likewise.
820 (Sized_relobj::section_offsets_): Likewise.
821 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
822 references.
823 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
824 class.
825 (Sized_relobj_file::sized_relobj): New function
826 (Sized_relobj_file::local_has_got_offset): Move to base class.
827 (Sized_relobj_file::local_got_offset): Likewise.
828 (Sized_relobj_file::set_local_got_offset): Likewise.
829 (Sized_relobj_file::get_output_section_offset): Likewise.
830 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
831 (Sized_relobj_file::do_output_section_offset): Likewise.
832 (Sized_relobj_file::do_set_section_offset): Likewise.
833 (Sized_relobj_file::Local_got_offsets): Likewise.
834 (Sized_relobj_file::local_got_offsets_): Likewise.
835 (Sized_relobj_file::section_offsets_): Likewise.
836 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
837 (all constructors).
838 (set_needs_dynsym_index): Convert relobj to derived class pointer.
839 (Output_reloc::get_symbol_index): Likewise.
840 (Output_reloc::local_section_offset): Likewise.
841 (Output_reloc::get_address): Likewise.
842 (Output_reloc::symbol_value): Likewise.
843 (Output_data_got::reserve_slot): Move to class definition.
844 (Output_data_got::reserve_local): New function.
845 (Output_data_got::reserve_slot_for_global): Remove.
846 (Output_data_got::reserve_global): New function.
847 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
848 (all constructors, two instantiations).
849 (Output_reloc::get_relobj): New function (two instantiations).
850 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
851 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
852 (Output_data_reloc::add_global): Adjust type of relobj.
853 (Output_data_reloc::add_global_relative): Likewise.
854 (Output_data_reloc::add_symbolless_global_addend): Likewise.
855 (Output_data_reloc::add_local): Likewise.
856 (Output_data_reloc::add_local_relative): Likewise.
857 (Output_data_reloc::add_symbolless_local_addend): Likewise.
858 (Output_data_reloc::add_local_section): Likewise.
859 (Output_data_reloc::add_output_section): Likewise.
860 (Output_data_reloc::add_absolute): Likewise.
861 (Output_data_reloc::add_target_specific): Likewise.
862 (Output_data_got::reserve_slot): Move definition here.
863 (Output_data_got::reserve_local): New function.
864 (Output_data_got::reserve_global): New function.
865 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
866 section_offsets_ with accessor function.
867 (Sized_relobj_file::write_sections): Likewise.
868 (Sized_relobj_file::do_relocate_sections): Likewise.
869 * target.h (Sized_target::reserve_local_got_entry): New function.
870 (Sized_target::reserve_global_got_entry): New function.
871 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
872 (Target_x86_64::reserve_global_got_entry): New function.
873 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
874
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876
877 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
878 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
879 bit when checking got_type.
880 * incremental.cc (Sized_incremental_binary::setup_readers):
881 Store symbol table and string table locations; initialize bit vector
882 of file status flags.
883 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
884 unchanged files.
885 (Sized_incremental_binary::do_process_got_plt): New function.
886 (Sized_incremental_binary::get_symtab_view): Use stored locations.
887 (Output_section_incremental_inputs::set_final_data_size): Record
888 file index for each input file.
889 (Output_section_incremental_inputs::write_got_plt): Store file index
890 instead of input entry offset for each GOT entry.
891 * incremental.h
892 (Incremental_input_entry::Incremental_input_entry): Initialize new
893 data member.
894 (Incremental_input_entry::set_offset): Store file index.
895 (Incremental_input_entry::get_file_index): New function.
896 (Incremental_input_entry::file_index_): New data member.
897 (Incremental_binary::process_got_plt): New function.
898 (Incremental_binary::do_process_got_plt): New function.
899 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
900 data members.
901 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
902 (Sized_incremental_binary::set_file_is_unchanged): New function.
903 (Sized_incremental_binary::file_is_unchanged): New function.
904 (Sized_incremental_binary::do_process_got_plt): New function.
905 (Sized_incremental_binary::file_status_): New data member.
906 (Sized_incremental_binary::main_symtab_loc_): New data member.
907 (Sized_incremental_binary::main_strtab_loc_): New data member.
908 * output.cc (Output_data_got::Got_entry::write): Add case
909 RESERVED_CODE.
910 (Output_data_got::add_global): Call add_got_entry.
911 (Output_data_got::add_global_plt): Likewise.
912 (Output_data_got::add_global_with_rel): Likewise.
913 (Output_data_got::add_global_with_rela): Likewise.
914 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
915 (Output_data_got::add_global_pair_with_rela): Likewise.
916 (Output_data_got::add_local): Call add_got_entry.
917 (Output_data_got::add_local_plt): Likewise.
918 (Output_data_got::add_local_with_rel): Likewise.
919 (Output_data_got::add_local_with_rela): Likewise.
920 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
921 (Output_data_got::add_local_pair_with_rela): Likewise.
922 (Output_data_got::reserve_slot): New function.
923 (Output_data_got::reserve_slot_for_global): New function.
924 (Output_data_got::add_got_entry): New function.
925 (Output_data_got::add_got_entry_pair): New function.
926 (Output_section::add_output_section_data): Edit FIXME.
927 * output.h
928 (Output_section_data_build::Output_section_data_build): New
929 constructor with size parameter.
930 (Output_data_space::Output_data_space): Likewise.
931 (Output_data_got::Output_data_got): Initialize new data member; new
932 constructor with size parameter.
933 (Output_data_got::add_constant): Call add_got_entry.
934 (Output_data_got::reserve_slot): New function.
935 (Output_data_got::reserve_slot_for_global): New function.
936 (class Output_data_got::Got_entry): Add RESERVED_CODE.
937 (Output_data_got::add_got_entry): New function.
938 (Output_data_got::add_got_entry_pair): New function.
939 (Output_data_got::free_list_): New data member.
940 * target.h (Sized_target::init_got_plt_for_update): New function.
941 (Sized_target::register_global_plt_entry): New function.
942 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
943 Initialize new data member; call init; add constructor with PLT count.
944 (Output_data_plt_x86_64::init): New function.
945 (Output_data_plt_x86_64::add_relocation): New function.
946 (Output_data_plt_x86_64::reserve_slot): New function.
947 (Output_data_plt_x86_64::free_list_): New data member.
948 (Target_x86_64::init_got_plt_for_update): New function.
949 (Target_x86_64::register_global_plt_entry): New function.
950 (Output_data_plt_x86_64::add_entry): Allocate from free list for
951 incremental updates.
952 (Output_data_plt_x86_64::add_relocation): New function.
953 * testsuite/object_unittest.cc (Object_test): Set default options.
954
ec69d6da
ILT		 9552011-05-16 Ian Lance Taylor <iant@google.com>
956
957 * options.h (class General_options): Make -i a synonym for -r.
958
732e31de
ILT		 9592011-05-16 Ian Lance Taylor <iant@google.com>
960
961 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
962
403676b5
CC		 9632011-05-10 Cary Coutant <ccoutant@google.com>
964
965 * object.cc (Sized_relobj::do_count_local_symbols): Check for
966 strip_all (-s).
967
5b7b7d6e
ILT		 9682011-05-06 Ian Lance Taylor <iant@google.com>
969
970 * layout.cc (Layout::layout): If the output section flags change,
971 update the ordering.
972
f0f9babf
CC		 9732011-04-25 Cary Coutant <ccoutant@google.com>
974
975 * incremental-dump.cc (dump_incremental_inputs): Print local
976 symbol info for each input file.
977 * incremental.cc
978 (Output_section_incremental_inputs::set_final_data_size): Add local
979 symbol info to input file entries in incremental info.
980 (Output_section_incremental_inputs::write_info_blocks): Likewise.
981 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
982 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
983 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
984 implementation.
985 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
986 (Sized_incr_relobj::do_relocate): Write the local symbols.
987 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
988 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
989 Adjust size of input file header.
990 (Incremental_inputs_reader::get_local_symbol_offset): New function.
991 (Incremental_inputs_reader::get_local_symbol_count): New function.
992 (Incremental_inputs_reader::get_input_section): Adjust size of input
993 file header.
994 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
995 (Sized_incr_relobj::This): New typedef.
996 (Sized_incr_relobj::sym_size): New const data member.
997 (Sized_incr_relobj::Local_symbol): New struct.
998 (Sized_incr_relobj::do_output_local_symbol_count): New function.
999 (Sized_incr_relobj::do_local_symbol_offset): New function.
1000 (Sized_incr_relobj::local_symbol_count_): New data member.
1001 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1002 (Sized_incr_relobj::local_symbol_index_): New data member.
1003 (Sized_incr_relobj::local_symbol_offset_): New data member.
1004 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1005 (Sized_incr_relobj::local_symbols_): New data member.
1006 * object.h (Relobj::output_local_symbol_count): New function.
1007 (Relobj::local_symbol_offset): New function.
1008 (Relobj::do_output_local_symbol_count): New function.
1009 (Relobj::do_local_symbol_offset): New function.
1010 (Sized_relobj::do_output_local_symbol_count): New function.
1011 (Sized_relobj::do_local_symbol_offset): New function.
1012
d0a9ace3
ILT		 10132011-04-22 Vladimir Simonov <sv@sw.ru>
1014
1015 * descriptors.cc (set_close_on_exec): New function.
1016 (Descriptors::open): Use set_close_on_exec.
1017 * output.cc (S_ISLNK): Define if not defined.
1018
94a3fc8b
CC		 10192011-04-22 Cary Coutant <ccoutant@google.com>
1020
1021 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1022 global symbol map.
1023 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1024 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1025 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1026 relocations.
1027 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1028 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1029 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1030 * incremental.h
1031 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1032 function.
1033 (Incremental_binary::apply_incremental_relocs): New function.
1034 (Incremental_binary::do_apply_incremental_relocs): New function.
1035 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1036 data member.
1037 (Sized_incremental_binary::add_global_symbol): New function.
1038 (Sized_incremental_binary::global_symbol): New function.
1039 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1040 (Sized_incremental_binary::symbol_map_): New data member.
1041 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1042 * target.h (Sized_target::apply_relocation): New function.
1043 * target-reloc.h (apply_relocation): New function.
1044 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1045
c87e4302
DK		 10462011-04-22 Doug Kwan <dougkwan@google.com>
1047
1048 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1049 flag of a SHT_ARM_EXIDX section.
1050 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1051 * testsuite/Makefile.in: Regenerate.
1052 * testsuite/arm_exidx_test.s: New file.
1053 * testsuite/arm_exidx_test.sh: Same.
1054
e7782cf6
CC		 10552011-04-20 Cary Coutant <ccoutant@google.com>
1056
1057 PR gold/12689
1058 * archive.h (Incremental_archive_entry::Archive_member):
1059 Initialize arg_serial_ (second constructor).
1060
308ecdc7
ILT		 10612011-04-17 Ian Lance Taylor <iant@google.com>
1062
1063 * object.cc (Relocate_info::location): Simplify location string.
1064 * errors.cc (Errors::error_at_location): Don't print program
1065 name.
1066 (Errors::warning_at_location): Likewise.
1067 (Errors::undefined_symbol): Likewise.
1068 * testsuite/debug_msg.sh: Update accordingly.
1069
bec5b579
CC		 10702011-04-14 Cary Coutant <ccoutant@google.com>
1071
1072 * gold/layout.cc (Layout::symtab_section_offset): New function.
1073 * gold/layout.h (Layout::symtab_section_offset): New function.
1074 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1075
88597d34
ILT		 10762011-04-12 Ian Lance Taylor <iant@google.com>
1077
1078 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1079 with MREMAP_MAYMOVE.
1080 * output.h (class Output_file): Add map_is_allocated_ field.
1081 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1082 not available, provide stubs. If mremap is not available, #define
1083 it to gold_mremap.
1084 (MREMAP_MAYMOVE): Define if not defined.
1085 (Output_file::Output_file): Initialize map_is_allocated_.
1086 (Output_file::resize): Check map_is_allocated_.
1087 (Output_file::map_anonymous): If mmap fails, use malloc.
1088 (Output_file::unmap): Don't do anything for an anonymous map.
1089 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1090 is not available, provide stubs.
1091 (File_read::View::~View): Use free rather than delete[].
1092 (File_read::make_view): Use malloc rather than new[]. If mmap
1093 fails, use malloc.
1094 (File_read::find_or_make_view): Use malloc rather than new[].
1095 * gold.h: Remove HAVE_REMAP code.
1096 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1097 exists. Rename mremap to gold_mremap. If mmap is not available
1098 don't do anything.
1099 * configure, config.in: Rebuild.
1100
11e361bc
ILT		 11012011-04-11 Ian Lance Taylor <iant@google.com>
1102
1103 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1104 initialize local variable v.
1105
cdc29364
CC		 11062011-04-11 Cary Coutant <ccoutant@google.com>
1107
1108 * archive.cc (Archive::include_member): Adjust call to
1109 report_object.
1110 (Add_archive_symbols::run): Track argument serial numbers.
1111 (Lib_group::include_member): Likewise.
1112 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1113 * archive.h (Incremental_archive_entry::Archive_member):
1114 Initialize arg_serial_.
1115 (Archive_member::arg_serial_): New data member.
1116 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1117 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1118 incremental link.
1119 (Sized_dynobj::do_for_all_local_got_entries): New function.
1120 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1121 function.
1122 * fileread.cc (get_mtime): New function.
1123 * fileread.h (get_mtime): New function.
1124 * gold.cc (queue_initial_tasks): Check for incremental update.
1125 (process_incremental_input): New function.
1126 (queue_middle_tasks): Don't force valid target for incremental
1127 update.
1128 * incremental-dump.cc (find_input_containing_global): Adjust
1129 size of symbol info entry.
1130 (dump_incremental_inputs): Dump argument serial number and
1131 in_system_directory flag; bias shndx by 1; print symbol names
1132 when dumping per-file symbol lists; use new symbol info readers.
1133 * incremental.cc
1134 (Output_section_incremental_inputs:update_data_size): New function.
1135 (Sized_incremental_binary::setup_readers): Setup input readers
1136 for each input file; build maps for files added from libraries
1137 and scripts.
1138 (Sized_incremental_binary::check_input_args): New function.
1139 (Sized_incremental_binary::do_check_inputs): Build map of argument
1140 serial numbers to input arguments.
1141 (Sized_incremental_binary::do_file_has_changed): Rename
1142 do_file_is_unchanged to this; compare file modification times.
1143 (Sized_incremental_binary::do_init_layout): New function.
1144 (Sized_incremental_binary::do_reserve_layout): New function.
1145 (Sized_incremental_binary::do_get_input_reader): Remove.
1146 (Sized_incremental_binary::get_symtab_view): New function.
1147 (Incremental_checker::can_incrementally_link_output_file): Remove.
1148 (Incremental_inputs::report_command_line): Exclude --debug options.
1149 (Incremental_inputs::report_archive_begin): Add parameter; track
1150 argument serial numbers; don't put input file entry for archive
1151 before archive members.
1152 (Incremental_inputs::report_archive_end): Put input file entry
1153 for archive after archive members.
1154 (Incremental_inputs::report_object): Add parameter; track argument
1155 serial numbers and in_system_directory flag.
1156 (Incremental_inputs::report_script): Add parameter; track argument
1157 serial numbers.
1158 (Output_section_incremental_inputs::set_final_data_size): Adjust
1159 size of symbol info entry; check for forwarding symbols.
1160 (Output_section_incremental_inputs::write_input_files): Write
1161 in_system_directory flag and argument serial number.
1162 (Output_section_incremental_inputs::write_info_blocks): Map section
1163 indices between incremental info and original input file; store
1164 input section index for each symbol.
1165 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1166 change operator() to visit().
1167 (class Global_got_offset_visitor): Likewise.
1168 (class Global_symbol_visitor_got_plt):
1169 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1170 classes.
1171 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1172 (Sized_incr_relobj::do_read_symbols): New function.
1173 (Sized_incr_relobj::do_layout): New function.
1174 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1175 (Sized_incr_relobj::do_add_symbols): New function.
1176 (Sized_incr_relobj::do_should_include_member): New function.
1177 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1178 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1179 (Sized_incr_relobj::do_section_size): New function.
1180 (Sized_incr_relobj::do_section_name): New function.
1181 (Sized_incr_relobj::do_section_contents): New function.
1182 (Sized_incr_relobj::do_section_flags): New function.
1183 (Sized_incr_relobj::do_section_entsize): New function.
1184 (Sized_incr_relobj::do_section_address): New function.
1185 (Sized_incr_relobj::do_section_type): New function.
1186 (Sized_incr_relobj::do_section_link): New function.
1187 (Sized_incr_relobj::do_section_info): New function.
1188 (Sized_incr_relobj::do_section_addralign): New function.
1189 (Sized_incr_relobj::do_initialize_xindex): New function.
1190 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1191 (Sized_incr_relobj::do_read_relocs): New function.
1192 (Sized_incr_relobj::do_gc_process_relocs): New function.
1193 (Sized_incr_relobj::do_scan_relocs): New function.
1194 (Sized_incr_relobj::do_count_local_symbols): New function.
1195 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1196 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1197 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1198 (Sized_incr_relobj::do_relocate): New function.
1199 (Sized_incr_relobj::do_set_section_offset): New function.
1200 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1201 (Sized_incr_dynobj::do_read_symbols): New function.
1202 (Sized_incr_dynobj::do_layout): New function.
1203 (Sized_incr_dynobj::do_add_symbols): New function.
1204 (Sized_incr_dynobj::do_should_include_member): New function.
1205 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1206 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1207 (Sized_incr_dynobj::do_section_size): New function.
1208 (Sized_incr_dynobj::do_section_name): New function.
1209 (Sized_incr_dynobj::do_section_contents): New function.
1210 (Sized_incr_dynobj::do_section_flags): New function.
1211 (Sized_incr_dynobj::do_section_entsize): New function.
1212 (Sized_incr_dynobj::do_section_address): New function.
1213 (Sized_incr_dynobj::do_section_type): New function.
1214 (Sized_incr_dynobj::do_section_link): New function.
1215 (Sized_incr_dynobj::do_section_info): New function.
1216 (Sized_incr_dynobj::do_section_addralign): New function.
1217 (Sized_incr_dynobj::do_initialize_xindex): New function.
1218 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1219 (make_sized_incremental_object): New function.
1220 (Incremental_library::copy_unused_symbols): New function.
1221 (Incremental_library::do_for_all_unused_symbols): New function.
1222 * incremental.h (enum Incremental_input_flags): New type.
1223 (class Incremental_checker): Remove.
1224 (Incremental_input_entry::Incremental_input_entry): Add argument
1225 serial number.
1226 (Incremental_input_entry::arg_serial): New function.
1227 (Incremental_input_entry::set_is_in_system_directory): New function.
1228 (Incremental_input_entry::is_in_system_directory): New function.
1229 (Incremental_input_entry::arg_serial_): New data member.
1230 (Incremental_input_entry::is_in_system_directory_): New data member.
1231 (class Script_info): Move here from script.h.
1232 (Script_info::Script_info): Add filename parameter.
1233 (Script_info::filename): New function.
1234 (Script_info::filename_): New data member.
1235 (Incremental_script_entry::Incremental_script_entry): Add argument
1236 serial number.
1237 (Incremental_object_entry::Incremental_object_entry): Likewise.
1238 (Incremental_object_entry::add_input_section): Build list of input
1239 sections with map to original shndx.
1240 (Incremental_object_entry::get_input_section_index): New function.
1241 (Incremental_object_entry::shndx_): New data member.
1242 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1243 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1244 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1245 serial number.
1246 (Incremental_inputs::report_archive_begin): Likewise.
1247 (Incremental_inputs::report_object): Likewise.
1248 (Incremental_inputs::report_script): Likewise.
1249 (class Incremental_global_symbol_reader): New class.
1250 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1251 and store flags and input file type.
1252 (Incremental_input_entry_reader::arg_serial): New function.
1253 (Incremental_input_entry_reader::type): Extract type from flags.
1254 (Incremental_input_entry_reader::is_in_system_directory): New function.
1255 (Incremental_input_entry_reader::get_input_section_count): Call
1256 accessor function for type.
1257 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1258 function for type; adjust size of global symbol entry.
1259 (Incremental_input_entry_reader::get_global_symbol_count): Call
1260 accessor function for type.
1261 (Incremental_input_entry_reader::get_object_count): Likewise.
1262 (Incremental_input_entry_reader::get_object_offset): Likewise.
1263 (Incremental_input_entry_reader::get_member_count): Likewise.
1264 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1265 (Incremental_input_entry_reader::get_member_offset): Likewise.
1266 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1267 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1268 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1269 (Incremental_input_entry_reader::get_global_symbol_reader): New
1270 function.
1271 (Incremental_input_entry_reader::get_output_symbol_index): New
1272 function.
1273 (Incremental_input_entry_reader::type_): Remove.
1274 (Incremental_input_entry_reader::flags_): New data member.
1275 (Incremental_inputs_reader::input_file_offset): New function.
1276 (Incremental_inputs_reader::input_file_index): New function.
1277 (Incremental_inputs_reader::input_file): Call input_file_offset.
1278 (Incremental_inputs_reader::input_file_at_offset): New function.
1279 (Incremental_relocs_reader::get_r_type): Reformat.
1280 (Incremental_relocs_reader::get_r_shndx): Reformat.
1281 (Incremental_relocs_reader::get_r_offset): Reformat.
1282 (Incremental_relocs_reader::data): New function.
1283 (Incremental_binary::Incremental_binary): Initialize new data members.
1284 (Incremental_binary::check_inputs): Add cmdline parameter.
1285 (Incremental_binary::file_is_unchanged): Remove.
1286 (Input_reader::arg_serial): New function.
1287 (Input_reader::get_unused_symbol_count): New function.
1288 (Input_reader::get_unused_symbol): New function.
1289 (Input_reader::do_arg_serial): New function.
1290 (Input_reader::do_get_unused_symbol_count): New function.
1291 (Input_reader::do_get_unused_symbol): New function.
1292 (Incremental_binary::input_file_count): New function.
1293 (Incremental_binary::get_input_reader): Change signature to use
1294 index instead of filename.
1295 (Incremental_binary::file_has_changed): New function.
1296 (Incremental_binary::get_input_argument): New function.
1297 (Incremental_binary::get_library): New function.
1298 (Incremental_binary::get_script_info): New function.
1299 (Incremental_binary::init_layout): New function.
1300 (Incremental_binary::reserve_layout): New function.
1301 (Incremental_binary::output_file): New function.
1302 (Incremental_binary::do_check_inputs): New function.
1303 (Incremental_binary::do_file_is_unchanged): Remove.
1304 (Incremental_binary::do_file_has_changed): New function.
1305 (Incremental_binary::do_init_layout): New function.
1306 (Incremental_binary::do_reserve_layout): New function.
1307 (Incremental_binary::do_input_file_count): New function.
1308 (Incremental_binary::do_get_input_reader): Change signature.
1309 (Incremental_binary::input_args_map_): New data member.
1310 (Incremental_binary::library_map_): New data member.
1311 (Incremental_binary::script_map_): New data member.
1312 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1313 new data members.
1314 (Sized_incremental_binary::output_section): New function.
1315 (Sized_incremental_binary::inputs_reader): Add const.
1316 (Sized_incremental_binary::symtab_reader): Add const.
1317 (Sized_incremental_binary::relocs_reader): Add const.
1318 (Sized_incremental_binary::got_plt_reader): Add const.
1319 (Sized_incremental_binary::get_symtab_view): New function.
1320 (Sized_incremental_binary::Inputs_reader): New typedef.
1321 (Sized_incremental_binary::Input_entry_reader): New typedef.
1322 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1323 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1324 (Sized_incremental_binary::do_file_has_changed): New function.
1325 (Sized_incremental_binary::do_init_layout): New function.
1326 (Sized_incremental_binary::do_reserve_layout): New function.
1327 (Sized_input_reader::Inputs_reader): Remove.
1328 (Sized_input_reader::Input_entry_reader): Remove.
1329 (Sized_input_reader::do_arg_serial): New function.
1330 (Sized_input_reader::do_get_unused_symbol_count): New function.
1331 (Sized_input_reader::do_get_unused_symbol): New function.
1332 (Sized_incremental_binary::do_input_file_count): New function.
1333 (Sized_incremental_binary::do_get_input_reader): Change signature;
1334 use index instead of filename.
1335 (Sized_incremental_binary::section_map_): New data member.
1336 (Sized_incremental_binary::input_entry_readers_): New data member.
1337 (class Sized_incr_relobj): New class.
1338 (class Sized_incr_dynobj): New class.
1339 (make_sized_incremental_object): New function.
1340 (class Incremental_library): New class.
1341 * layout.cc (Free_list::num_lists): New static data member.
1342 (Free_list::num_nodes): New static data member.
1343 (Free_list::num_removes): New static data member.
1344 (Free_list::num_remove_visits): New static data member.
1345 (Free_list::num_allocates): New static data member.
1346 (Free_list::num_allocate_visits): New static data member.
1347 (Free_list::init): New function.
1348 (Free_list::remove): New function.
1349 (Free_list::allocate): New function.
1350 (Free_list::dump): New function.
1351 (Free_list::print_stats): New function.
1352 (Layout_task_runner::run): Resize output file for incremental updates.
1353 (Layout::Layout): Initialize new data members.
1354 (Layout::set_incremental_base): New function.
1355 (Layout::init_fixed_output_section): New function.
1356 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1357 incremental updates.
1358 (Layout::create_gold_note): Do not create gold note section for
1359 incremental updates.
1360 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1361 for incremental updates.
1362 (Layout::set_section_offsets): For incremental updates, allocate space
1363 from free list.
1364 (Layout::create_symtab_sections): Layout with offsets relative to
1365 start of section; for incremental updates, allocate space from free
1366 list.
1367 (Layout::create_shdrs): For incremental updates, allocate space from
1368 free list.
1369 (Layout::finish_dynamic_section): For incremental updates, do not
1370 check --as-needed (fixed in subsequent patch).
1371 * layout.h (class Free_list): New class.
1372 (Layout::set_incremental_base): New function.
1373 (Layout::incremental_base): New function.
1374 (Layout::init_fixed_output_section): New function.
1375 (Layout::allocate): New function.
1376 (Layout::incremental_base_): New data member.
1377 (Layout::free_list_): New data member.
1378 * main.cc (main): Print Free_list statistics.
1379 * object.cc (Relobj::finalize_incremental_relocs): Add
1380 clear_counts parameter; clear counts only when clear_counts is set.
1381 (Sized_relobj::Sized_relobj): Initialize new base class.
1382 (Sized_relobj::do_layout): Don't report special sections.
1383 (Sized_relobj::do_for_all_local_got_entries): New function.
1384 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1385 symtab_off to all symbol table offsets.
1386 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1387 * object.h (class Got_offset_list): Move to top of file.
1388 (Object::Object): Allow case where input_file == NULL.
1389 (Object::~Object): Likewise.
1390 (Object::input_file): Assert that input_file != NULL.
1391 (Object::lock): Allow case where input_file == NULL.
1392 (Object::unlock): Likewise.
1393 (Object::is_locked): Likewise.
1394 (Object::token): Likewise.
1395 (Object::release): Likewise.
1396 (Object::is_incremental): New function.
1397 (Object::get_mtime): New function.
1398 (Object::for_all_local_got_entries): New function.
1399 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1400 (Object::set_is_in_system_directory): New function.
1401 (Object::is_in_system_directory): New function.
1402 (Object::do_is_incremental): New function.
1403 (Object::do_get_mtime): New function.
1404 (Object::do_for_all_local_got_entries): New function.
1405 (Object::is_in_system_directory_): New data member.
1406 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1407 (class Sized_relobj_base): New class.
1408 (class Sized_relobj): Derive from Sized_relobj_base.
1409 (class Sized_relobj::Symbols): Redeclare from base class.
1410 (class Sized_relobj::local_got_offset_list): Remove.
1411 (class Sized_relobj::Output_sections): Redeclare from base class.
1412 (class Sized_relobj::do_for_all_local_got_entries): New function.
1413 (class Sized_relobj::write_local_symbols): Add offset parameter.
1414 (class Sized_relobj::local_symbol_offset_): Update comment.
1415 (class Sized_relobj::local_dynsym_offset_): Update comment.
1416 * options.cc (Input_arguments::add_file): Remove const.
1417 * options.h (Input_file_argument::Input_file_argument):
1418 Initialize arg_serial_ (all constructors).
1419 (Input_file_argument::set_arg_serial): New function.
1420 (Input_file_argument::arg_serial): New function.
1421 (Input_file_argument::arg_serial_): New data member.
1422 (Input_arguments::Input_arguments): Initialize file_count_.
1423 (Input_arguments::add_file): Remove const.
1424 (Input_arguments::number_of_input_files): New function.
1425 (Input_arguments::file_count_): New data member.
1426 (Command_line::number_of_input_files): Call
1427 Input_arguments::number_of_input_files.
1428 * output.cc (Output_segment_headers::Output_segment_headers):
1429 Set current size.
1430 (Output_section::Input_section::current_data_size): New function.
1431 (Output_section::Output_section): Initialize new data members.
1432 (Output_section::add_input_section): Don't do merge sections for
1433 an incremental link; allocate space from free list for an
1434 incremental update.
1435 (Output_section::add_output_section_data): Allocate space from
1436 free list for an incremental update.
1437 (Output_section::update_data_size): New function.
1438 (Output_section::set_fixed_layout): New function.
1439 (Output_section::reserve): New function.
1440 (Output_segment::set_section_addresses): Remove const.
1441 (Output_segment::set_section_list_addresses): Remove const; allocate
1442 space from free list for an incremental update.
1443 (Output_segment::set_offset): Adjust size of RELRO segment for an
1444 incremental update.
1445 * output.h (Output_data::current_data_size): Move here from
1446 child classes.
1447 (Output_data::pre_finalize_data_size): New function.
1448 (Output_data::update_data_size): New function.
1449 (Output_section_headers::update_data_size): new function.
1450 (Output_section_data_build::current_data_size): Move to Output_data.
1451 (Output_data_strtab::update_data_size): New function.
1452 (Output_section::current_data_size): Move to Output_data.
1453 (Output_section::set_fixed_layout): New function.
1454 (Output_section::has_fixed_layout): New function.
1455 (Output_section::reserve): New function.
1456 (Output_section::update_data_size): New function.
1457 (Output_section::has_fixed_layout_): New data member.
1458 (Output_section::free_list_): New data member.
1459 (Output_segment::set_section_addresses): Remove const.
1460 (Output_segment::set_section_list_addresses): Remove const.
1461 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1462 New function.
1463 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1464 New function.
1465 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1466 parameter when calling Add_symbols constructor; store argument
1467 serial number for members of a lib group.
1468 (Add_symbols::locks): Allow case where token == NULL.
1469 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1470 (Read_member::~Read_member): New function.
1471 (Read_member::is_runnable): New function.
1472 (Read_member::locks): New function.
1473 (Read_member::run): New function.
1474 (Check_script::~Check_script): New function.
1475 (Check_script::is_runnable): New function.
1476 (Check_script::locks): New function.
1477 (Check_script::run): New function.
1478 (Check_library::~Check_library): New function.
1479 (Check_library::is_runnable): New function.
1480 (Check_library::locks): New function.
1481 (Check_library::run): New function.
1482 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1483 (Add_symbols::library_): New data member.
1484 (class Read_member): New class.
1485 (class Check_script): New class.
1486 (class Check_library): New class.
1487 * reloc.cc (Read_relocs::is_runnable): Allow case where
1488 token == NULL.
1489 (Read_relocs::locks): Likewise.
1490 (Scan_relocs::locks): Likewise.
1491 (Relocate_task::locks): Likewise.
1492 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1493 to clear counters.
1494 (Sized_relobj::incremental_relocs_scan): Fix comment.
1495 (Sized_relobj::do_relocate): Pass output file offset to
1496 write_local_symbols.
1497 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1498 from class declaration.
1499 * script.cc (read_input_script): Allocate Script_info; pass
1500 argument serial number to report_script.
1501 * script.h (class Script_info): Move to incremental.h.
1502 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1503 * symtab.h (Symbol_table::add_from_incrobj): New function.
1504 (Symbol_table::set_file_offset): New function.
1505
b961d0d7
CC		 15062011-04-05 Cary Coutant <ccoutant@google.com>
1507
1508 * incremental-dump.cc (dump_incremental_inputs): Change signature
1509 to take a Sized_incremental_binary; change caller. Use readers
1510 in Sized_incremental_binary.
1511 * incremental.cc
1512 (Sized_incremental_binary::find_incremental_inputs_sections):
1513 Rename do_find_incremental_inputs_sections to this.
1514 (Sized_incremental_binary::setup_readers): New function.
1515 (Sized_incremental_binary::do_check_inputs): Check
1516 has_incremental_info_ flag; move setup code to setup_readers;
1517 use input readers.
1518 (Sized_incremental_binary::do_file_is_unchanged): New function.
1519 (Sized_incremental_binary::do_get_input_reader): New function.
1520 * incremental.h (class Incremental_binary): Move to end of file.
1521 (Incremental_binary::file_is_unchanged): New function.
1522 (Incremental_binary::do_file_is_unchanged): New function.
1523 (Incremental_binary::Input_reader): New class.
1524 (Incremental_binary::get_input_reader): New function.
1525 (class Sized_incremental_binary): Move to end of file.
1526 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1527 input section reader classes.
1528 (Sized_incremental_binary::has_incremental_info): New function.
1529 (Sized_incremental_binary::inputs_reader): New function.
1530 (Sized_incremental_binary::symtab_reader): New function.
1531 (Sized_incremental_binary::relocs_reader): New function.
1532 (Sized_incremental_binary::got_plt_reader): New function.
1533 (Sized_incremental_binary::do_file_is_unchanged): New function.
1534 (Sized_incremental_binary::Sized_input_reader): New class.
1535 (Sized_incremental_binary::get_input_reader): New function.
1536 (Sized_incremental_binary::find_incremental_inputs_sections):
1537 Rename do_find_incremental_inputs_sections to this.
1538 (Sized_incremental_binary::setup_readers): New function.
1539 (Sized_incremental_binary::has_incremental_info_): New data member.
1540 (Sized_incremental_binary::inputs_reader_): New data member.
1541 (Sized_incremental_binary::symtab_reader_): New data member.
1542 (Sized_incremental_binary::relocs_reader_): New data member.
1543 (Sized_incremental_binary::got_plt_reader_): New data member.
1544 (Sized_incremental_binary::current_input_file_): New data member.
1545
a869183f
PP		 15462011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1547
1548 PR gold/12640
1549 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1550 violation.
1551
15522011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1553
1554 * archive.cc (Archive::include_member): Adjust call to report_object.
1555 (Add_archive_symbols::run): Add script_info to call to
1556 report_archive_begin.
1557 (Lib_group::include_member): Adjust call to report_object.
1558 (Add_lib_group_symbols::run): Adjust call to report_object.
1559 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1560 blocks. Add object count for script input files.
1561 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1562 script_info parameter; change all callers.
1563 (Incremental_inputs::report_object): Add script_info parameter;
1564 change all callers.
1565 (Incremental_inputs::report_script): Store backpointer to
1566 incremental info entry.
1567 (Output_section_incremental_inputs::set_final_data_size): Record
1568 additional information for scripts.
1569 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1570 * incremental.h (Incremental_script_entry::add_object): New function.
1571 (Incremental_script_entry::get_object_count): New function.
1572 (Incremental_script_entry::get_object): New function.
1573 (Incremental_script_entry::objects_): New data member; adjust
1574 constructor.
1575 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1576 (Incremental_inputs::report_object): Add script_info parameter.
1577 (Incremental_inputs_reader::get_object_count): New function.
1578 (Incremental_inputs_reader::get_object_offset): New function.
1579 * options.cc (Input_arguments::add_file): Return reference to
1580 new input argument.
1581 * options.h (Input_argument::set_script_info): New function.
1582 (Input_argument::script_info): New function.
1583 (Input_argument::script_info_): New data member; adjust all
1584 constructors.
1585 (Input_file_group::add_file): Return reference to new input argument.
1586 (Input_file_lib::add_file): Likewise.
1587 (Input_arguments::add_file): Likewise.
1588 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1589 * script.cc (Parser_closure::Parser_closure): Add script_info
1590 parameter; adjust all callers.
1591 (Parser_closure::script_info): New function.
1592 (Parser_closure::script_info_): New data member.
1593 (read_input_script): Report scripts earlier to incremental info.
1594 (script_add_file): Set script_info in Input_argument.
1595 (script_add_library): Likewise.
1596 * script.h (Script_options::Script_info): Rewrite class.
1597
a869183f 15982011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1599
1600 * archive.cc (Library_base::should_include_member): Move
1601 method here from class Archive.
1602 (Archive::Archive): Initialize base class.
1603 (Archive::should_include_member): Move to base class.
1604 (Archive::do_for_all_unused_symbols): New function.
1605 (Add_archive_symbols::run): Remove redundant access to
1606 incremental_inputs.
1607 (Lib_group::Lib_group): Initialize base class.
1608 (Lib_group::do_filename): New function.
1609 (Lib_group::include_member): Pass pointer to Lib_group to
1610 report_object.
1611 (Lib_group::do_for_all_unused_symbols): New function.
1612 (Add_lib_group_symbols::run): Report archive information for
1613 incremental links.
1614 * archive.h (class Library_base): New base class.
1615 (class Archive): Derive from Library_base.
1616 (Archive::filename): Move to base class.
1617 (Archive::set_incremental_info): Likewise.
1618 (Archive::incremental_info): Likewise.
1619 (Archive::Should_include): Likewise.
1620 (Archive::should_include_member): Likewise.
1621 (Archive::Armap_entry): Remove.
1622 (Archive::Unused_symbol_iterator): Remove.
1623 (Archive::unused_symbols_begin): Remove.
1624 (Archive::unused_symbols_end): Remove.
1625 (Archive::do_filename): New function.
1626 (Archive::do_get_mtime): New function.
1627 (Archive::do_for_all_unused_symbols): New function.
1628 (Archive::task_): Move to base class.
1629 (Archive::incremental_info_): Likewise.
1630 (class Lib_group): Derive from Library_base.
1631 (Lib_group::do_filename): New function.
1632 (Lib_group::do_get_mtime): New function.
1633 (Lib_group::do_for_all_unused_symbols): New function.
1634 (Lib_group::task_): Move to base class.
1635 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1636 function.
1637 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1638 function.
1639 * incremental.cc (Incremental_inputs::report_archive_begin):
1640 Use Library_base; call library's get_mtime; add incremental inputs
1641 entry before members.
1642 (class Unused_symbol_visitor): New class.
1643 (Incremental_inputs::report_archive_end): Use Library_base; use
1644 visitor class to record unused symbols; don't add incremental inputs
1645 entry after members.
1646 (Incremental_inputs::report_object): Use Library_base.
1647 * incremental.h
1648 (Incremental_archive_entry::Incremental_archive_entry): Remove
1649 unused Archive parameter.
1650 (Incremental_inputs::report_archive_begin): Use Library_base.
1651 (Incremental_inputs::report_archive_end): Likewise.
1652 (Incremental_inputs::report_object): Likewise.
1653 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1654 function.
1655 * object.h (Object::for_all_global_symbols): New function.
1656 (Object::do_for_all_global_symbols): New function.
1657 (Sized_relobj::do_for_all_global_symbols): New function.
1658 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1659 function.
1660 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1661 function.
1662
61ab3e40
ILT		 16632011-03-27 Ian Lance Taylor <iant@google.com>
1664
1665 * archive.cc (Archive::interpret_header): Return -1 if something
1666 goes wrong. Change callers accordingly.
1667
30e1f9e6
CC		 16682011-03-25 Cary Coutant <ccoutant@google.com>
1669
1670 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1671 * testsuite/Makefile.in: Regenerate.
1672
9c793f14
RÁE		 16732010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1674
1675 * plugin.cc (get_view): New.
1676 (Plugin::load): Pass get_view to the plugin.
1677 (Plugin_manager::get_view): New.
1678
9312bb0a
ILT		 16792011-03-21 Ian Lance Taylor <iant@google.com>
1680
1681 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1682 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1683
7e12ba9e
ST		 16842011-03-21 Sriraman Tallam <tmsriram@google.com>
1685
1686 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1687 Change == to -eq.
1688 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1689 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1690 Change == to -eq.
1691 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1692 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1693
fd7a005d
ILT		 16942011-03-14 Ian Lance Taylor <iant@google.com>
1695
1696 * script-sections.cc (Sort_output_sections::script_compare):
1697 Rename from is_before, change return type.
1698 (Sort_output_sections::operator()): Adjust accordingly.
1699
ed16fd1b
ILT		 17002011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1701
1702 PR gold/12572
1703 * testsuite/odr_violation2.cc: Add comment to make all error line
1704 numbers double digits.
1705 * testsuite/debug_msg.sh: Adjust expected errors.
1706
71ff8986
ILT		 17072011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1708
1709 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1710 but mark earlier ones as non-canonical
1711 (offset_to_iterator): Update search target and example
1712 (do_addr2line): Return extra lines in a vector*
1713 (format_file_lineno): Extract from do_addr2line
1714 (one_addr2line): Add vector* out-param
1715 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1716 when a lineno entry appeared last for its instruction
1717 (Dwarf_line_info): Add vector* out-param
1718 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1719 * symtab.cc (Odr_violation_compare): Include the lineno in the
1720 comparison again.
1721 (linenos_from_loc): New. Combine the canonical line for an
1722 address with its other lines.
1723 (True_if_intersect): New. Helper functor to make
1724 std::set_intersection a query.
1725 (detect_odr_violations): Compare sets of lines instead of just
1726 one line for each function. This became less deterministic, but
1727 has fewer false positives.
1728 * symtab.h: Declarations.
1729 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1730 mix an optimized and non-optimized object in the same binary
1731 (odr_violation2.so): Same.
1732 * testsuite/Makefile.in: Regenerate from Makefile.am.
1733 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1734 * testsuite/debug_msg.sh: Update line numbers and add
1735 assertions.
1736 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1737 non-optimized context.
1738 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1739 isn't inlined, and use OdrDerived in an optimized context.
1740 * testsuite/odr_header1.h: Defines OdrDerived, where
1741 optimization will change the
1742 first-instruction-in-the-destructor's file and line number.
1743 * testsuite/odr_header2.h: Defines OdrBase.
1744
a19fefdc
ILT		 17452011-03-09 Ian Lance Taylor <iant@google.com>
1746
1747 * fileread.cc (File_read::clear_views): Don't delete the whole
1748 file view.
1749
ecb351e9
ILT		 17502011-03-08 Ian Lance Taylor <iant@google.com>
1751
1752 PR gold/12525
1753 * fileread.cc: #include <climits>.
1754 (GOLD_IOV_MAX): Define.
1755 (File_read::read_multiple): Limit number of entries by iov_max.
1756 * fileread.h (class File_read): Always set max_readv_entries to
1757 128.
1758
b821d13c
ILT		 17592011-03-07 Ian Lance Taylor <iant@google.com>
1760
1761 PR gold/12525
1762 * options.h (class General_options): Add -dy and -dn.
1763
89243142
CC		 17642011-03-02 Cary Coutant <ccoutant@google.com>
1765
1766 * testsuite/script_test_9.t: Add TLS segment.
1767
d0773f31
ILT		 17682011-03-02 Simon Baldwin <simonb@google.com>
1769
1770 * configure.ac: Add check for gnu_indirect_function support in
1771 the toolchain building binutils.
1772 * configure: Rebuild.
1773
badc8139
RÁE		 17742010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1775
1776 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1777 plugin only symbols.
1778 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1779 in plugin files as not needed in the symbol table.
1780
4cf7a849
ST		 17812011-02-11 Sriraman Tallam <tmsriram@google.com>
1782
1783 * output.cc (Output_section::add_input_section): Delay fill
1784 generation for section ordering.
1785
b578bd7d
ILT		 17862011-02-09 Ian Lance Taylor <iant@google.com>
1787
1788 PR gold/12316
1789 * object.h (class Sized_relobj): Remove clear_local_symbols.
1790 * reloc.cc (Sized_relobj::do_relocate): Don't call
1791 clear_local_symbols.
1792
84ced98a
RÁE		 17932010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1794
1795 * plugin.cc (is_visible_from_outside): Return true for symbols
1796 in the -u option.
1797
55382fb7
ILT		 17982011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1799
1800 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1801 filename.
1802
4e271fff
ST		 18032011-02-02 Sriraman Tallam <tmsriram@google.com>
1804
1805 * icf.h (is_section_foldable_candidate): Change type of parameter
1806 to std::string.
1807 * icf.cc (Icf::find_identical_sections): Change type of local variable
1808 section_name to be std::string.
1809 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1810
d433c3ac
ILT		 18112011-01-25 Ian Lance Taylor <iant@google.com>
1812
1813 * script.cc (script_add_extern): Rewrite to use
1814 add_symbol_reference.
1815
880473a6
DK		 18162011-01-25 Doug Kwan <dougkwan@google.com>
1817
d433c3ac 1818 * icf.cc (get_section_contents): Always lock section's object.
880473a6 1819
f30f86fa
ILT		 18202011-01-24 Ian Lance Taylor <iant@google.com>
1821
1822 * options.h (class General_options): Accept
1823 --no-detect-odr-violations.
1824
8e51a0b9
ILT		 18252011-01-24 Ian Lance Taylor <iant@google.com>
1826
1827 * version.cc (version_string): Bump to 1.11.
1828
0f3b89d8
ILT		 18292011-01-24 Ian Lance Taylor <iant@google.com>
1830
1831 * plugin.cc (class Plugin_rescan): Define new class.
1832 (Plugin_manager::claim_file): Set any_claimed_.
1833 (Plugin_manager::save_archive): New function.
1834 (Plugin_manager::save_input_group): New function.
1835 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1836 necessary.
1837 (Plugin_manager::new_undefined_symbol): New function.
1838 (Plugin_manager::rescan): New function.
1839 (Plugin_manager::rescannable_defines): New function.
1840 (Plugin_manager::add_input_file): Set any_added_.
1841 * plugin.h (class Plugin_manager): define new fields rescannable_,
1842 undefined_symbols_, any_claimed_, and any_added_. Declare
1843 Plugin_rescan as friend. Declare new functions.
1844 (Plugin_manager::Rescannable): Define type.
1845 (Plugin_manager::Rescannable_list): Define type.
1846 (Plugin_manager::Undefined_symbol_list): Define type.
1847 (Plugin_manager::Plugin_manager): Initialize new fields.
1848 * archive.cc (Archive::defines_symbol): New function.
1849 (Add_archive_symbols::run): Pass archive to plugins if any.
1850 * archive.h (class Archive): Declare defines_symbol.
1851 * readsyms.cc (Input_group::~Input_group): New function.
1852 (Finish_group::run): Pass input_group to plugins if any.
1853 * readsyms.h (class Input_group): Declare destructor.
1854 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1855 any.
1856
3bb951e5
ILT		 18572011-01-10 Ian Lance Taylor <iant@google.com>
1858
1859 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1860 section as relro.
1861 (Layout::set_segment_offsets): Reset increase_relro before calling
1862 set_section_addresses a second time.
1863
0aa45fac
CC		 18642011-01-04 Cary Coutant <ccoutant@google.com>
1865
1866 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1867 sections before NOBITS sections.
1868
0db46eb4
L		 18692011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1870
1871 * version.cc (print_version): Update copyright to 2011.
1872
829c9745
CC		 18732010-12-23 Cary Coutant <ccoutant@google.com>
1874
1875 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1876 of OS to this->add. Add OD parameter to second form of the function.
1877
7500420b
ILT		 18782010-12-20 Ian Lance Taylor <iant@google.com>
1879
1880 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1881 second of two consecutive entries with same offset.
1882
f8e9a930
RW		 18832010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1884
1885 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1886 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1887 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1888 to avoid unneeded links against $(LDADD).
1889 * testsuite/Makefile.in: Regenerate.
1890
2fbb4320
ILT		 18912010-12-15 Ian Lance Taylor <iant@google.com>
1892
1893 PR gold/12324
1894 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1895 for R_X86_64_32 and R_X86_64_PC32.
1896 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1897 ver_matching_def_pic.o.
1898 (ver_matching_def_pic.o): New target.
1899
fedb228d
RW		 19002010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1901
1902 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1903 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1904 Move definition before File_read::View member definitions.
1905 (File_read::View::~View): Initialize and hold lock before
1906 updating current_mapped_bytes.
1907
9b547ce6
RW		 19082010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1909
1910 * dwarf_reader.cc: Remove outdated comment.
1911 * gold-threads.cc: Fix typo in error message.
1912 * archive.cc: Fix typos in comments.
1913 * archive.h: Likewise.
1914 * arm-reloc-property.cc: Likewise.
1915 * arm-reloc-property.h: Likewise.
1916 * arm-reloc.def: Likewise.
1917 * arm.cc: Likewise.
1918 * attributes.h: Likewise.
1919 * cref.cc: Likewise.
1920 * ehframe.cc: Likewise.
1921 * fileread.h: Likewise.
1922 * gold.h: Likewise.
1923 * i386.cc: Likewise.
1924 * icf.cc: Likewise.
1925 * incremental.h: Likewise.
1926 * int_encoding.cc: Likewise.
1927 * layout.h: Likewise.
1928 * main.cc: Likewise.
1929 * merge.h: Likewise.
1930 * object.cc: Likewise.
1931 * object.h: Likewise.
1932 * options.cc: Likewise.
1933 * readsyms.cc: Likewise.
1934 * reduced_debug_output.cc: Likewise.
1935 * reloc.cc: Likewise.
1936 * script-sections.cc: Likewise.
1937 * sparc.cc: Likewise.
1938 * symtab.h: Likewise.
1939 * target-reloc.h: Likewise.
1940 * target.cc: Likewise.
1941 * target.h: Likewise.
1942 * timer.cc: Likewise.
1943 * timer.h: Likewise.
1944 * x86_64.cc: Likewise.
1945
83e17bd5
CC		 19462010-12-09 Cary Coutant <ccoutant@google.com>
1947
1948 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1949 stack.
1950 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1951 parameter; change all callers.
1952 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1953 * options.h (warn_execstack): New option.
1954
017257f8
DK		 19552010-12-07 Doug Kwan <dougkwan@google.com>
1956
1957 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1958 like function call relocations.
1959
c20cbc06
ILT		 19602010-12-07 Ian Lance Taylor <iant@google.com>
1961
1962 * archive.cc (Archive::get_elf_object_for_member): Permit
1963 punconfigured to be NULL.
1964 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1965 (Archive::include_member): Pass NULL to get_elf_object_for_member
1966 if we searched for the archive and this is the first included
1967 object.
1968
4dbfafcc
ILT		 19692010-12-01 Ian Lance Taylor <iant@google.com>
1970
1971 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1972 track_relocs_type_ field.
1973 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1974 Set track_relocs_type_.
1975 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1976 contents when using RELA relocs.
1977 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1978 reloc_map_.
1979 * reloc.cc (Track_relocs::next_addend): New function.
1980 * reloc.h (class Track_relocs): Declare next_addend.
1981
e5e19edd
ILT		 19822010-12-01 Ian Lance Taylor <iant@google.com>
1983
1984 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1985 virtual destructor.
1986
9a5ce24c
ILT		 19872010-12-01 Ian Lance Taylor <iant@google.com>
1988
1989 * README: Update compilers known to work and fail.
1990
c7791212
NC		 19912010-11-23 Matthias Klose <doko@ubuntu.com>
1992
1993 * configure.in: For --enable-gold, handle value `default' instead of
1994 `both*'. Always install ld as ld.bfd, install as ld if gold is
1995 not the default.
1996 * configure: Regenerate.
1997
0ad220c9
DK		 19982010-11-18 Doug Kwan <dougkwan@google.com>
1999
2000 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2001 and right_alignment to be zero. Store result alignment only if it is
2002 greater than existing alignment.
2003
ab8056e0
CC		 20042010-11-16 Cary Coutant <ccoutant@google.com>
2005
2006 PR gold/12220
2007 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2008 Check for ".zdebug_line".
2009
fd064a5b
CC		 20102010-11-16 Doug Kwan <dougkwan@google.com>
2011 Cary Coutant <ccoutant@google.com>
2012
2013 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2014 by reference; adjust all callers.
2015 * output.cc (Output_segment::set_section_addresses): Adjust references
2016 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2017 list is empty.
2018 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2019 end at page boundary.
2020
6fc6ea19
CC		 20212010-11-16 Cary Coutant <ccoutant@google.com>
2022
2023 PR gold/12220
2024 * layout.cc (Layout::choose_output_section): Transform names of
2025 compressed sections even when using a script with a SECTIONS clause.
2026 (Layout::output_section_name): Remove code to transform
2027 compressed debug section names.
2028 * output.cc (Output_section::add_input_section): Use uncompressed
2029 section size when tracking input sections.
2030
95a2c8d6
RS		 20312010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2032
2033 * symtab.h (Symbol::NON_PIC_REF): Remove.
2034 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2035 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2036 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2037 (Symbol::use_plt_offset): Take a flags argument and pass it
2038 directly to needs_dynamic_reloc. Restrict check for undefined
2039 weak symbols to function calls.
2040 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2041 (Target_arm::Scan::global): Use it.
2042 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2043 (Target_arm::Relocate::relocate): Likewise.
2044 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2045 parameter with an r_type parameter. Use get_reference_flags
2046 to get the flags.
2047 (Target_arm::Relocate::relocate): Update accordingly.
2048 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2049 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2050 (Target_i386::Scan::global): Likewise.
2051 (Target_i386::Relocate::relocate): Likewise.
2052 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2053 parameter with an r_type parameter. Use get_reference_flags
2054 to get the flags.
2055 (Target_i386::Relocate::relocate): Update accordingly.
2056 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2057 (Target_powerpc::Scan::global): Use it.
2058 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2059 (Target_powerpc::Relocate::relocate): Likewise.
2060 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2061 (Target_sparc::Scan::global): Use it.
2062 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2063 (Target_sparc::Relocate::relocate): Likewise.
2064 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2065 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2066 (Target_x86_64::Scan::global): Likewise.
2067 (Target_x86_64::Relocate::relocate): Likewise.
2068
f625ae50
DK		 20692010-11-08 Doug Kwan <dougkwan@google.com>
2070 Cary Coutant <ccoutant@google.com>
2071
2072 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2073 (Arm_exidx_merge_section::section_contents_): New data member.
2074 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2075 (Arm_input_section::~Arm_input_section): De-allocate memory.
2076 (Arm_input_section::original_contents_): New data member.
2077 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2078 in parameters instead of calling Object::section_contents without
2079 locking.
2080 (Arm_output_section::group_section): New parameter TASK. Pass it
2081 to callees that need locking objects.
2082 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2083 to lock EXIDX input sections. Fix a formatting issue. Call
2084 Arm_exidx_merged_section::build_contents to create merged section
2085 contents.
2086 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2087 to lock object of stub table owner.
2088 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2089 TEXT_SIZE to initialize data member TEXT_SIZE_.
2090 (Arm_exidx_input_section::addralign): Fix typo in comment.
2091 (Arm_exidx_input_section::text_size): New method.
2092 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2093 that require locking objects. Lock objects before scanning for stubs
2094 and updating local symbols.
2095 (Arm_input_section<big_endian>::init): Copy contents of original
2096 input section.
2097 (Arm_input_section<big_endian>::do_write): Use saved contents of
2098 original input section instead of calling Object::section_contents
2099 without locking.
2100 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2101 size without calling Object::section_size().
2102 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2103 for size. Allocate a buffer for merged EXIDX entries.
2104 (Arm_exidx_merged_section::build_contents): New method.
2105 (Arm_exidx_merged_section::do_write): Move merge section contents
2106 building code to Arm_exidx_merged_section::build_contetns. Write
2107 out contetns in buffer instead of building it on the fly.
2108 (Arm_relobj::make_exidx_input_section): Also pass text section size
2109 to Arm_exidx_input_section constructor.
2110 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2111 (Arm_dynobj::do_read_symbols): Fix memory leak.
2112 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2113 * target.h: (class Task): Add forward declaration.
2114 (Target::relax): Add new parameter TASK and pass it to
2115 Target::do_relax().
2116 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2117
5f9bcf58
CC		 21182010-11-05 Cary Coutant <ccoutant@google.com>
2119
2120 PR gold/10708
2121 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2122 object when reading from the file.
2123 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2124 second layout pass.
2125 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2126 when reading section contents.
2127 (get_section_contents): Likewise.
2128 (icf::find_identical_sections): Likewise.
2129 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2130 object when reading from the file.
2131 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2132 the object when doing deferred section layout.
2133
e597fa08
NC		 21342010-11-03 Nick Clifton <nickc@redhat.com>
2135
2136 PR gold/12001
2137 * script.h (class Symbol_assignment: name): New member. Returns
2138 the name of the symbol.
2139 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2140 Returns true if the given symbol name is on the list of
2141 assignments wating to be processed.
2142 * archive.cc (should_incldue_member): If the symbol is undefined,
2143 check to see if it is on the list of symbols pending assignment.
2144
3f9a3278
ILT		 21452010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2146
2147 * script-sections.cc (Script_sections::find_memory_region): Check
2148 for a NULL output section pointer.
2149
d06fb4d1
DK		 21502010-10-29 Doug Kwan <dougkwan@google.com>
2151
2152 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2153 Output_section::add_relaxed_input_section.
2154 * output.cc (Output_section::add_relaxed_input_section): Add new
2155 arguments LAYOUT and NAME. Set section order index.
2156 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2157 Copy section order index.
2158 * output.h (Output_section::add_relaxed_input_section): Add new
2159 arguments LAYOUT and NAME.
2160
90e24de5
ILT		 21612010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2162
2163 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2164 NATIVE_OR_CROSS_LINKER.
2165 * testsuite/Makefile.in: Regenerate.
2166
c9484ea5
DK		 21672010-10-20 Doug Kwan <dougkwan@google.com>
2168
2169 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2170 without SHF_LINK_ORDER flags.
2171 * layout.cc (Layout::choose_output_section): Do not filter
2172 SHF_LINK_ORDER flag in a relocatable link.
2173
5bc2f5be
CC		 21742010-10-17 Cary Coutant <ccoutant@google.com>
2175
2176 * output.h (Output_segment::set_section_addresses): Change function
2177 signature. Update all callers.
2178 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2179 sections.
2180 (Output_segment::set_section_addresses): Align after last TLS
2181 section. Add padding before last relro section instead of after.
2182
0c91cf04
DK		 21832010-10-17 Doug Kwan <dougkwan@google.com>
2184
2185 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2186 GOT output section to be writable.
2187
8c21d9d3
CC		 21882010-10-14 Cary Coutant <ccoutant@google.com>
2189
2190 * debug.h (DEBUG_INCREMENTAL): New flag.
2191 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2192 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2193 mode.
2194 * incremental.cc (report_command_line): Ignore all forms of
2195 --incremental.
2196 * layout.cc (Layout::Layout): Check parameters for incremental link
2197 mode.
2198 * options.cc (General_options::parse_incremental): New function.
2199 (General_options::parse_no_incremental): New function.
2200 (General_options::parse_incremental_full): New function.
2201 (General_options::parse_incremental_update): New function.
2202 (General_options::incremental_mode_): New data member.
2203 (General_options::finalize): Check incremental_mode_.
2204 * options.h (General_options): Update help text for --incremental.
2205 Add --no-incremental, --incremental-full, --incremental-update.
2206 (General_options::Incremental_mode): New enum type.
2207 (General_options::incremental_mode): New function.
2208 (General_options::incremental_mode_): New data member.
2209 * parameters.cc (Parameters::incremental_mode_): New data member.
2210 (Parameters::set_options): Set incremental_mode_.
2211 (Parameters::set_incremental_full): New function.
2212 (Parameters::incremental): New function.
2213 (Parameters::incremental_update): New function.
2214 (set_parameters_incremental_full): New function.
2215 * parameters.h (Parameters::set_incremental_full): New function.
2216 (Parameters::incremental): New function.
2217 (Parameters::incremental_update): New function.
2218 (Parameters::incremental_mode_): New data member.
2219 (set_parameters_incremental_full): New function.
2220 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2221 incremental link mode.
2222 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2223 (Sized_relobj::do_relocate_sections): Likewise.
2224 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2225 option.
2226 * testsuite/Makefile.in: Regenerate.
2227 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2228
bb32aa18 22292010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2230
2231 * script-sections.h (class Script_sections): Make
2232 Sections_elements typedef public.
2233 * script-sections.cc (class Sort_output_sections): Add elements_
2234 field. Add constructor which sets it; change all callers.
2235 (Sort_output_sections::is_before): New function.
2236 (Sort_output_sections::operator()): Call is_before.
2237 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2238 conditional.
2239 * testsuite/script_test_10.sh: New test. Test script section
2240 order.
2241 * testsuite/script_test_10.t: Likewise.
2242 * testsuite/script_test_10.s: Likewise.
2243 * testsuite/Makefile.am: Wrap the cross linker tests and the
2244 common tests into NATIVE_OR_CROSS_LINKER.
2245 (check_SCRIPTS): Add script_test_10.sh.
2246 (check_DATA): Add script_test_10.stdout.
2247 (script_test_10.o, script_test_10): New targets.
2248 (script_test_10.stdout): New target.
2249 * configure, testsuite/Makefile.in: Regenerate.
2250
3cef7179
ILT		 22512010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2252
2253 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2254 error for the deprecated relocations.
2255 (Target_arm::Scan::global): Likewise.
2256 (Target_arm::Relocate::relocate): Likewise.
2257
7411e9a8
RS		 22582010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2259
2260 * fileread.cc (Input_file::find_file): Initialize *found_name
2261 and *namep when using the fallback search for case 4.
2262
6a9da32a
CC		 22632010-10-11 Cary Coutant <ccoutant@google.com>
2264
2265 * options.h (class General_options): Redefine -z lazy as an alias for
2266 the negation of -z now.
2267
ac897c20
ILT		 22682010-10-11 Ian Lance Taylor <iant@google.com>
2269
2270 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2271 binding.
2272
ea5cae92
NC		 22732010-10-06 Nick Clifton <nickc@redhat.com>
2274
2275 * script-sections.cc(class Memory_region): Remove
2276 current_lma_offset_ field. Rename current_vma_offset_ to
2277 current_offset_. Add last_section_ field.
2278 (Memory_region::get_current_vma_address): Rename to
2279 get_current_address.
2280 (Memory_region::get_current_lma_address): Delete.
2281 (Memory_region::increment_vma_offset): Rename to
2282 increment_offset.
2283 (Memory_region::increment_lma_offset): Delete.
2284 (Memory_region::attributes_compatible): New method. Returns
2285 true if the provided section is compatible with the region.
2286 (Memory_region::get_last_section): New method. Returns the last
2287 section to use the region.
2288 (Memory_region::set_last_section): New method. Stores the last
2289 section to use the region.
2290 (Script_sections::block_in_region): New method. Returns true if
2291 a block of memory is contained within a region.
2292 (Script_sections::find_memory_region): New method. Locates a
2293 memory region to be used to set a VMA or LMA address.
2294 (Output_section_definition::set_section_addresses): Add code to
2295 check for addresses set by memory regions.
2296 (Output_segment::set_section_addresses): Remove memory region
2297 walking code.
2298 (Script_sections::create_segment): Add a warning if a header
2299 segment is created outside of any region.
2300 * script-sections.h (class Script_sections): Add prototypes for
2301 find_memory_region and block_in_region methods.
2302 * testsuite/memory_test.s: Use .long instead of .word.
2303 * testsuite/memory_test.t: Add some more output sections.
2304 * testsuite/memory_test.sh: Update expected output.
2305
a9bfd952
DK		 23062010-10-02 Doug Kwan <dougkwan@google.com>
2307
2308 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2309 defintion to symtab.h
2310 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2311 declaration to defintion.
2312
bacff3ab
NC		 23132010-10-01 Nick Clifton <nickc@redhat.com>
2314
2315 * expression.cc (eval): Replace dummy argument with NULL.
2316 (eval_maybe_dot): Check for a NULL result section pointer.
2317 (Symbol_expression::value): Likewise.
2318 (Dot_expression::value): Likewise.
2319 (BINARY_EXPRESSION): Likewise.
2320 (Max_expression::value): Likewise.
2321 (Min_expression::value): Likewise.
2322 (Absolute_expression::value): Likewise.
2323 (Addr_expression::value_from_output_section): Likewise.
2324 (Loaddddr_expression::value_from_output_section): Likewise.
2325 (Segment_start_expression::value): Likewise.
2326 * script-sections.cc
2327 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2328 argument with NULL.
2329 (Sections_elememt_dot_assignment::set_section_addresses):
2330 Likewise.
2331 (Output_data_expression::do_write_to_buffer): Likewise.
2332 (Output_section_definition::finalize_symbols): Likewise.
2333 (Output_section_definition::set_section_addresses): Likewise.
2334
f81bc8b5
DK		 23352010-09-30 Doug Kwan <dougkwan@google.com>
2336
2337 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2338
c95e9f27
ST		 23392010-09-28 Sriraman Tallam <tmsriram@google.com>
2340
2341 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2342 function.
c95e9f27
ST		 2343 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2344 virtual function.
2345 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2346 virtual function.
2347 * icf.cc (get_section_contents): Inline merge sections only when
2348 target allows it.
2349
3cac54d2
RW		 23502010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2351
2352 * configure: Regenerate.
2353
2904037a
ILT		 23542010-09-17 Ian Lance Taylor <iant@google.com>
2355
2356 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2357 * testsuite/Makefile.am (memory_test.o): New target.
2358 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2359 memory_test.t.
2360 * testsuite/Makefile.in: Rebuild.
2904037a 2361
bca7fb63
DK		 23622010-09-17 Doug Kwan <dougkwan@google.com>
2363
2364 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2365 defintion if relocation uses GOT entries of the symbol.
2366 * testsuite/icf_safe_test.sh: Fix test.
2367 * testsuite/icf_safe_so_test.sh: Fix test.
2368
4ef28648
CC		 23692010-09-16 Cary Coutant <ccoutant@google.com>
2370
2371 * script_sections.cc (class Memory_region): Remove "NULL" from
2372 vector initializations.
2373
793990de
CC		 23742010-09-15 Cary Coutant <ccoutant@google.com>
2375
2376 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2377 Resolve forwarding symbols.
2378
81e015e2
DK		 23792010-09-15 Doug Kwan <dougkwan@google.com>
2380
2381 * gold/testsuite/script_test_3.t: Add ARM special sections.
2382 * gold/testsuite/script_test_4.t: Same.
2383 * gold/testsuite/script_test_5.t: Same.
2384 * gold/testsuite/script_test_6.t: Same.
2385 * gold/testsuite/script_test_7.t: Same.
2386 * gold/testsuite/script_test_7.t: Same.
2387 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2388
36171d64
CC		 23892010-09-14 Cary Coutant <ccoutant@google.com>
2390
2391 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2392 (Target_x86_64::Relocate::relocate_tls): Replace check for
2393 saw_tls_block_reloc_ with test for executable section.
2394
d89051bd
CC		 23952010-09-12 Cary Coutant <ccoutant@google.com>
2396
2397 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2398 position-independent executables to shared libraries need dynamic
2399 relocations.
2400 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2401 position-independent executables.
2402 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2403 * testsuite/Makefile.in: Regenerate.
2404
fca41f0f
NC		 24052010-09-10 Nick Clifton <nickc@redhat.com>
2406
2407 PR gold/11997
2408 * testsuite/memory_test.t: Discard any sections that are not
2409 needed.
2410
6695e4b3
L		 24112010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2412
2413 PR gold/11996
2414 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2415 "This::" to work around a bug in gcc 4.2.
2416
2417 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2418
0f72bf6f
RÁE		 24192010-09-09 Rafael Espindola <espindola@google.com>
2420
2421 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2422 sections with different PF_X flags in the same segment.
2423 (Layout::find_first_load_seg): Search all segments to find the first
2424 one.
2425 * options.h (rosegment): New.
2426
24272010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2428
05a79166 2429 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2430
aa98ff75
DK		 24312010-09-08 Doug Kwan <dougkwan@google.com>
2432
2433 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2434 (Arm_relobj::do_relocate_sections): Add new parameter for output
2435 file to match the parent.
2436 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2437 of local symbols instead of input values. Update code to track
2438 changes in gold::relocate_section.
2439 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2440 (Sized_relobj::compute_final_local_value_internal): New methods.
2441 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2442 body into private version of Sized_relobj::compute_final_local_value.
2443 Call the inline method.
2444 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2445 merged symbol value if there is one.
2446 (Symbol_value::has_output_value): New method defintiion.
2447 (Sized_relobj::Compute_final_local_value_status): New enum type.
2448 (Sized_relobj::compute_final_local_value): New methods.
2449 (Sized_relobj::compute_final_local_value_internal): New methods.
2450 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2451 and arm_cortex_a8.sh.
2452 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2453 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2454 New tests.
2455 * Makefile.in: Regenerate.
2456 * testsuite/arm_bl_out_of_range.s: Update test.
2457 * testsuite/thumb_bl_out_of_range.s: Ditto.
2458 * testsuite/thumb_blx_out_of_range.s: Ditto.
2459 * testsuite/arm_branch_out_of_range.sh: New file.
2460 * testsuite/arm_cortex_a8.sh: Ditto.
2461 * testsuite/arm_cortex_a8_b.s: Ditto.
2462 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2463 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2464 * testsuite/arm_cortex_a8_bl.s: Ditto.
2465 * testsuite/arm_cortex_a8_blx.s: Ditto.
2466 * testsuite/arm_cortex_a8_local.s: Ditto.
2467 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2468 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2469
05a79166
L		 24702010-09-08 Rafael Espindola <espindola@google.com>
2471
2472 * Makefile.am (memory_test.stdout): Run readelf with -W.
2473 * Makefile.in: Regenerate.
2474 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2475 64 bit output.
2476
33dbc701
RÁE		 24772010-09-08 Rafael Espindola <espindola@google.com>
2478
2479 * script-sections.cc (Script_sections::add_memory_region): Convert
2480 field precision to int.
2481 * script.cc (script_set_section_region, script_set_section_region):
2482 Convert field precision to int.
2483
731ca54a
RÁE		 24842010-09-08 Rafael Espindola <espindola@google.com>
2485
2486 * arm.cc (do_finalize_sections): Create the __exidx_start and
2487 __exdix_end symbols even when the section is missing.
2488
7f8cd844
NC		 24892010-09-08 Nick Clifton <nickc@redhat.com>
2490
2491 * README: Remove claim that MEMORY is not supported.
2492 * expression.cc (script_exp_function_origin)
2493 (script_exp_function_length): Move from here to ...
2494 * script.cc: ... here.
2495 (script_set_section_region, script_add_memory)
2496 (script_parse_memory_attr, script_include_directive): New
2497 functions.
2498 * script-sections.cc
2499 (class Memory_region): New class.
2500 (class Output_section_definition): Add set_memory_region,
2501 set_section_vma, set_section_lma and get_section_name methods.
2502 (class Script_Sections): Add add_memory_region,
2503 find_memory_region, find_memory_region_origin,
2504 find_memory_region_length and set_memory_region methods.
2505 Have set_section_addresses method walk the list of set memory
2506 regions.
2507 Extend the print methos to display memory regions.
2508 * script-sections.h: Add prototypes for new methods.
2509 Add enum for MEMORY region attributes.
2510 * yyscript.y: Add support for parsing MEMORY regions.
2511 * script-c.h: Add prototypes for new functions.
2512 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2513 * testsuite/Makefile.in: Regenerate.
2514 * testsuite/memory_test.sh: New script.
2515 * testsuite/memory_test.s: New assembler source file.
2516 * testsuite/memory_test.t: New linker script.
2517
a4649286
DK		 25182010-08-27 Doug Kwan <dougkwan@google.com>
2519
2520 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2521 reference override an existing dynamic weak reference.
2522 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2523 * testsuite/Makefile.in: Regenerate.
2524 * testsuite/dyn_weak_ref.sh: New file.
2525 * testsuite/dyn_weak_ref_1.c: Ditto.
2526 * testsuite/dyn_weak_ref_2.c: Ditto.
2527
b56648ad
ILT		 25282010-08-27 Ian Lance Taylor <iant@google.com>
2529
2530 * incremental.h (class Incremental_input_entry): Add virtual
2531 destructor.
2532
809313cb
ILT		 25332010-08-27 Ian Lance Taylor <iant@google.com>
2534
2535 * testsuite/start_lib_test_3.c: Mark t3 as used.
2536
11e32464
NC		 25372010-08-27 Nick Clifton <nickc@redhat.com>
2538
2539 * options.cc (version_script): Fix small typo in previous
2540 whitespace tidyup.
2541
ca09d69a
NC		 25422010-08-25 Nick Clifton <nickc@redhat.com>
2543
2544 * archive.cc: Formatting fixes: Remove whitespace between
2545 typename and following asterisk. Remove whitespace between
2546 function name and opening parenthesis.
2547 * archive.h: Likewise.
2548 * arm.cc: Likewise.
2549 * attributes.cc: Likewise.
2550 * attributes.h: Likewise.
2551 * common.cc: Likewise.
2552 * copy-relocs.cc: Likewise.
2553 * dirsearch.h: Likewise.
2554 * dynobj.cc: Likewise.
2555 * ehframe.cc: Likewise.
2556 * ehframe.h: Likewise.
2557 * expression.cc: Likewise.
2558 * fileread.cc: Likewise.
2559 * fileread.h: Likewise.
2560 * gc.h: Likewise.
2561 * gold-threads.cc: Likewise.
2562 * gold.cc: Likewise.
2563 * i386.cc: Likewise.
2564 * icf.h: Likewise.
2565 * incremental-dump.cc: Likewise.
2566 * incremental.cc: Likewise.
2567 * layout.cc: Likewise.
2568 * layout.h: Likewise.
2569 * main.cc: Likewise.
2570 * merge.cc: Likewise.
2571 * merge.h: Likewise.
2572 * object.cc: Likewise.
2573 * object.h: Likewise.
2574 * options.cc: Likewise.
2575 * options.h: Likewise.
2576 * output.cc: Likewise.
2577 * output.h: Likewise.
2578 * plugin.cc: Likewise.
2579 * plugin.h: Likewise.
2580 * powerpc.cc: Likewise.
2581 * reloc.cc: Likewise.
2582 * script-c.h: Likewise.
2583 * script-sections.cc: Likewise.
2584 * script.cc: Likewise.
2585 * stringpool.cc: Likewise.
2586 * symtab.cc: Likewise.
2587 * symtab.h: Likewise.
2588 * target.cc: Likewise.
2589 * timer.cc: Likewise.
2590 * timer.h: Likewise.
2591 * version.cc: Likewise.
2592 * x86_64.cc: Likewise.
2593
b8fa8750
NC		 25942010-08-24 Nick Clifton <nickc@redhat.com>
2595
2596 PR 11899
2597 * layout.cc (segment_precedes): Sort segments by their physical
2598 addresses, if they have been set.
2599
9919d93b
CC		 26002010-08-23 Cary Coutant <ccoutant@google.com>
2601
2602 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2603 symbols data.
2604 (Lib_group::include_member): Unlock object after deleting its
2605 symbols data.
2606 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2607 the bug fixed here.
2608
97b4be1c
CC		 26092010-08-19 Neil Vachharajani <nvachhar@google.com>
2610 Cary Coutant <ccoutant@google.com>
2611
2612 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2613 constructor, and set_blocker.
2614 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2615 readsyms_blocker_.
2616 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2617 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2618 * testsuite/Makefile.am (start_lib_test): New test case.
2619 * testsuite/Makefile.in: Regenerate.
2620 * testsuite/start_lib_test_main.c: New file.
2621 * testsuite/start_lib_test_1.c: New file.
2622 * testsuite/start_lib_test_2.c: New file.
2623 * testsuite/start_lib_test_3.c: New file.
2624
dd0b1884
ILT		 26252010-08-19 Ian Lance Taylor <iant@google.com>
2626
2627 * Makefile.in: Rebuild with automake 1.11.1.
2628 * aclocal.m4: Likewise.
2629 * testsuite/Makefile.in: Likewise.
2630
7223e9ca
ILT		 26312010-08-19 Ian Lance Taylor <iant@google.com>
2632
2633 PR 10893
2634 * i386.cc (class Output_data_plt_i386): Update declarations.
2635 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2636 local_ifuncs_ fields.
2637 (Target_i386::do_plt_section_for_global): New function.
2638 (Target_i386::do_plt_section_for_local): New function.
2639 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2640 parameter; change all callers. Initialize global_ifuncs_ and
2641 local_ifuncs_. If doing a static link define __rel_iplt_start and
2642 __rel_iplt_end.
2643 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2644 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2645 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2646 symbols.
2647 (Target_i386::make_plt_section): New function, broken out of
2648 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2649 (Target_i386::make_plt_entry): Call make_plt_section.
2650 (Target_i386::make_local_ifunc_plt_entry): New function.
2651 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2652 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2653 R_386_IRELATIVE to switch.
2654 (Target_i386::Scan::global): Likewise.
2655 (Target_i386::Relocate::relocate): Likewise.
2656 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2657 switch.
2658 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2659 (Target_x86_64::do_plt_section_for_global): New function.
2660 (Target_x86_64::do_plt_section_for_local): New function.
2661 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2662 parameter; change all callers. If doing a static link define
2663 __rela_iplt_start and __rela_iplt_end.
2664 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2665 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2666 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2667 to point to .plt.
2668 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2669 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2670 switch.
2671 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2672 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2673 R_X86_64_IRELATIVE to switch.
2674 (Target_x86_64::Scan::global): Likewise.
2675 (Target_x86_64::Relocate::relocate): Likewise.
2676 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2677 switch.
2678 * target.h (class Target): Add plt_section_for_global and
2679 plt_section_for_local functions. Add do_plt_section_for_global
2680 and do_plt_section_for_local virtual functions.
2681 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2682 clarifying comments.
2683 (Symbol::use_plt_offset): Handle IFUNC symbol.
2684 * object.cc (Sized_relobj::Sized_relobj): Initialize
2685 local_plt_offsets_.
2686 (Sized_relobj::local_has_plt_offset): New function.
2687 (Sized_relobj::local_plt_offset): New function.
2688 (Sized_relobj::set_local_plt_offset): New function.
2689 (Sized_relobj::do_count): Handle IFUNC symbol.
2690 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2691 a bit away from input_shndx_ field. Add set_is_func_symbol and
2692 is_ifunc_symbol functions.
2693 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2694 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2695 local_plt_offsets_ field.
2696 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2697 * output.h (class Output_section_data): Add non-const
2698 output_section function.
2699 (class Output_data_got): Update declarations.
2700 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2701 Add use_plt_offset parameter to global and local constructors.
2702 Change all callers. Change local_sym_index_ field to 31 bits.
2703 Change GSYM_CODE and CONSTANT_CODE accordingly.
2704 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2705 doing a static link don't set sh_link field.
2706 (Output_data_got::Got_entry::write): Use PLT offset if
2707 appropriate.
2708 (Output_data_got::add_global_plt): New function.
2709 (Output_data_got::add_local_plt): New function.
2710 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2711 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2712 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2713 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2714 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2715 IFUNC conditional.
2716 * testsuite/ifunc-sel.h: New file.
2717 * testsuite/ifuncmain1.c: New file.
2718 * testsuite/ifuncmain1vis.c: New file.
2719 * testsuite/ifuncmod1.c: New file.
2720 * testsuite/ifuncdep2.c: New file.
2721 * testsuite/ifuncmain2.c: New file.
2722 * testsuite/ifuncmain3.c: New file.
2723 * testsuite/ifuncmod3.c: New file.
2724 * testsuite/ifuncmain4.c: New file.
2725 * testsuite/ifuncmain5.c: New file.
2726 * testsuite/ifuncmod5.c: New file.
2727 * testsuite/ifuncmain6pie.c: New file.
2728 * testsuite/ifuncmod6.c: New file.
2729 * testsuite/ifuncmain7.c: New file.
2730 * configure, testsuite/Makefile.in: Rebuild.
2731
56f75c03
ILT		 27322010-08-18 Ian Lance Taylor <iant@google.com>
2733
2734 * incremental.cc
2735 (Output_section_incremental_inputs::write_input_files): Add cast
2736 to avoid signed/unsigned comparison warning.
2737 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2738
55455f89
CC		 27392010-08-12 Cary Coutant <ccoutant@google.com>
2740
2741 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2742
e2054bcb
ILT		 27432010-08-13 Ian Lance Taylor <iant@google.com>
2744
2745 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2746
74f67560
DK		 27472010-08-12 Cary Coutant <ccoutant@google.com>
2748 Doug Kwan <dougkwan@google.com>
2749
2750 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2751 defintion overrides non-weak undef, remember that the original undef
2752 is not weak.
2753 * symtab.cc (Symbol_table::sized_write_global): For undef without
2754 an original weak binding, set binding to global in output.
2755 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2756 * testsuite/Makefile.in: Regenerate.
2757 * testsuite/strong_ref_weak_def.sh: New file.
2758 * testsuite/strong_ref_weak_def_1.c: Ditto.
2759 * testsuite/strong_ref_weak_def_2.c: Ditto.
2760
d1238d12
CC		 27612010-08-12 Cary Coutant <ccoutant@google.com>
2762
2763 * testsuite/incremental_test.sh: Rewrite.
2764 * testsuite/incremental_test_1.c: Rewrite.
2765 * testsuite/incremental_test_2.c: Rewrite.
2766
0e70b911
CC		 27672010-08-12 Cary Coutant <ccoutant@google.com>
2768
2769 * arm.cc (Target_arm::got_size): Add const.
2770 (Target_arm::got_entry_count): New function.
2771 (Target_arm::plt_entry_count): New function.
2772 (Target_arm::first_plt_entry_offset): New function.
2773 (Target_arm::plt_entry_size): New function.
2774 (Output_data_plt_arm::entry_count): New function.
2775 (Output_data_plt_arm::first_plt_entry_offset): New function.
2776 (Output_data_plt_arm::get_plt_entry_size): New function.
2777 * i386.cc (Target_i386::got_size): Add const.
2778 (Target_i386::got_entry_count): New function.
2779 (Target_i386::plt_entry_count): New function.
2780 (Target_i386::first_plt_entry_offset): New function.
2781 (Target_i386::plt_entry_size): New function.
2782 (Output_data_plt_i386::entry_count): New function.
2783 (Output_data_plt_i386::first_plt_entry_offset): New function.
2784 (Output_data_plt_i386::get_plt_entry_size): New function.
2785 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2786 find_incremental_inputs_sections. Dump incremental_got_plt section.
2787 * incremental.cc: Include target.h.
2788 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2789 parameter. Adjust all callers. Find incremental_got_plt section.
2790 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2791 section.
2792 (Output_section_incremental_inputs::set_final_data_size): Calculate
2793 size of incremental_got_plt section.
2794 (Output_section_incremental_inputs::do_write): Write the
2795 incremental_got_plt section.
2796 (Got_plt_view_info): New struct.
2797 (Local_got_offset_visitor): New class.
2798 (Global_got_offset_visitor): New class.
2799 (Global_symbol_visitor_got_plt): New class.
2800 (Output_section_incremental_inputs::write_got_plt): New function.
2801 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2802 Add parameter. Adjust all callers.
2803 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2804 (Incremental_inputs::got_plt_section): New function.
2805 (Incremental_inputs::got_plt_section_): New data member.
2806 (Incremental_got_plt_reader): New class.
2807 * layout.cc (Layout::create_incremental_info_sections): Add the
2808 incremental_got_plt section.
2809 * object.h (Got_offset_list::get_list): New function.
2810 (Got offset_list::for_all_got_offsets): New function.
2811 (Sized_relobj::local_got_offset_list): New function.
2812 * powerpc.cc (Target_powerpc::got_size): Add const.
2813 (Target_powerpc::got_entry_count): New function.
2814 (Target_powerpc::plt_entry_count): New function.
2815 (Target_powerpc::first_plt_entry_offset): New function.
2816 (Target_powerpc::plt_entry_size): New function.
2817 (Output_data_plt_powerpc::entry_count): New function.
2818 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2819 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2820 * sparc.cc (Target_sparc::got_size): Add const.
2821 (Target_sparc::got_entry_count): New function.
2822 (Target_sparc::plt_entry_count): New function.
2823 (Target_sparc::first_plt_entry_offset): New function.
2824 (Target_sparc::plt_entry_size): New function.
2825 (Output_data_plt_sparc::entry_count): New function.
2826 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2827 (Output_data_plt_sparc::get_plt_entry_size): New function.
2828 * symtab.h (Symbol::got_offset_list): New function.
2829 (Symbol_table::for_all_symbols): New function.
2830 * target.h (Sized_target::got_entry_count): New function.
2831 (Sized_target::plt_entry_count): New function.
2832 (Sized_target::plt_entry_size): New function.
2833 * x86_64.cc (Target_x86_64::got_size): Add const.
2834 (Target_x86_64::got_entry_count): New function.
2835 (Target_x86_64::plt_entry_count): New function.
2836 (Target_x86_64::first_plt_entry_offset): New function.
2837 (Target_x86_64::plt_entry_size): New function.
2838 (Output_data_plt_x86_64::entry_count): New function.
2839 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2840 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2841
09ec0418
CC		 28422010-08-12 Cary Coutant <ccoutant@google.com>
2843
2844 * archive.cc: Include incremental.h.
2845 (Archive::Archive): Initialize incremental_info_.
2846 (Archive::include_member): Record archive members in incremental info.
2847 (Add_archive_symbols::run): Record begin and end of an archive in
2848 incremental info.
2849 (Lib_group::include_member): Record objects in incremental info.
2850 * archive.h (Incremental_archive_entry): Forward declaration.
2851 (Archive::set_incremental_info): New member function.
2852 (Archive::incremental_info): New member function.
2853 (Archive::Unused_symbol_iterator): New class.
2854 (Archive::unused_symbols_begin): New member function.
2855 (Archive::unused_symbols_end): New member function.
2856 (Archive::incremental_info_): New data member.
2857 * incremental-dump.cc (find_input_containing_global): New function.
2858 (dump_incremental_inputs): Dump new incremental info sections.
2859 * incremental.cc: Include symtab.h.
2860 (Output_section_incremental_inputs): New class.
2861 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2862 new incremental info sections.
2863 (Sized_incremental_binary::do_check_inputs): Likewise.
2864 (Incremental_inputs::report_archive): Remove.
2865 (Incremental_inputs::report_archive_begin): New function.
2866 (Incremental_inputs::report_archive_end): New function.
2867 (Incremental_inputs::report_object): New function.
2868 (Incremental_inputs::finalize_inputs): Remove.
2869 (Incremental_inputs::report_input_section): New function.
2870 (Incremental_inputs::report_script): Rewrite.
2871 (Incremental_inputs::finalize): Do nothing but finalize string table.
2872 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2873 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2874 (Incremental_inputs::create_data_sections): New function.
2875 (Incremental_inputs::relocs_entsize): New function.
2876 (Output_section_incremental_inputs::set_final_data_size): New function.
2877 (Output_section_incremental_inputs::do_write): New function.
2878 (Output_section_incremental_inputs::write_header): New function.
2879 (Output_section_incremental_inputs::write_input_files): New function.
2880 (Output_section_incremental_inputs::write_info_blocks): New function.
2881 (Output_section_incremental_inputs::write_symtab): New function.
2882 * incremental.h (Incremental_script_entry): Forward declaration.
2883 (Incremental_object_entry): Forward declaration.
2884 (Incremental_archive_entry): Forward declaration.
2885 (Incremental_inputs): Forward declaration.
2886 (Incremental_inputs_header_data): Remove.
2887 (Incremental_inputs_header): Remove.
2888 (Incremental_inputs_header_write): Remove.
2889 (Incremental_inputs_entry_data): Remove.
2890 (Incremental_inputs_entry): Remove.
2891 (Incremental_inputs_entry_write): Remove.
2892 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2893 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2894 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2895 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2896 Likewise.
2897 (Incremental_input_entry): New class.
2898 (Incremental_script_entry): New class.
2899 (Incremental_object_entry): New class.
2900 (Incremental_archive_entry): New class.
2901 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2902 (Incremental_inputs::report_inputs): Remove.
2903 (Incremental_inputs::report_archive): Remove.
2904 (Incremental_inputs::report_archive_begin): New function.
2905 (Incremental_inputs::report_archive_end): New function.
2906 (Incremental_inputs::report_object): Change prototype.
2907 (Incremental_inputs::report_input_section): New function.
2908 (Incremental_inputs::report_script): Change prototype.
2909 (Incremental_inputs::get_reloc_count): New function.
2910 (Incremental_inputs::set_reloc_count): New function.
2911 (Incremental_inputs::create_data_sections): New function.
2912 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2913 (Incremental_inputs::inputs_section): New function.
2914 (Incremental_inputs::symtab_section): New function.
2915 (Incremental_inputs::relocs_section): New function.
2916 (Incremental_inputs::get_stringpool): Add const.
2917 (Incremental_inputs::command_line): Add const.
2918 (Incremental_inputs::inputs): Remove.
2919 (Incremental_inputs::command_line_key): New function.
2920 (Incremental_inputs::input_file_count): New function.
2921 (Incremental_inputs::input_files): New function.
2922 (Incremental_inputs::relocs_entsize): New function.
2923 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2924 (Incremental_inputs::finalize_inputs): Remove.
2925 (Incremental_inputs::Input_info): Remove.
2926 (Incremental_inputs::lock_): Remove.
2927 (Incremental_inputs::inputs_): Change type.
2928 (Incremental_inputs::inputs_map_): Remove.
2929 (Incremental_inputs::current_object_entry_): New data member.
2930 (Incremental_inputs::inputs_section_): New data member.
2931 (Incremental_inputs::symtab_section_): New data member.
2932 (Incremental_inputs::relocs_section_): New data member.
2933 (Incremental_inputs::reloc_count_): New data member.
2934 (Incremental_inputs_reader): New class.
2935 (Incremental_symtab_reader): New class.
2936 (Incremental_relocs_reader): New class.
2937 * layout.cc (Layout::finalize): Move finalization of incremental info
2938 and creation of incremental info sections to follow finalization of
2939 symbol table. Set offsets for postprocessing sections.
2940 (Layout::create_incremental_info_sections): Call
2941 Incremental_inputs::create_data_sections. Add incremental symtab
2942 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2943 sections to layout after input sections.
2944 * layout.h (struct Timespec): Forward declaration.
2945 (Layout::incremental_inputs): Add const.
2946 (Layout::create_incremental_info_sections): Add parameter.
2947 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2948 * object.cc: Include incremental.h.
2949 (Relobj::finalize_incremental_relocs): New function.
2950 (Sized_relobj::do_layout): Record input sections in incremental info.
2951 * object.h (Object::output_section): New function.
2952 (Object::output_section_offset): Moved from Relobj.
2953 (Object::get_incremental_reloc_base): New function.
2954 (Object::get_incremental_reloc_count): New function.
2955 (Object::do_output_section): New function.
2956 (Object::do_output_section_offset): Moved from Relobj.
2957 (Object::do_get_incremental_reloc_base): New function.
2958 (Object::do_get_incremental_reloc_count): New function.
2959 (Object::Object): Initialize new data members.
2960 (Relobj::output_section): Renamed do_output_section and moved to
2961 protected.
2962 (Relobj::output_section_offset): Moved to Object.
2963 (Relobj::do_get_incremental_reloc_base): New function.
2964 (Relobj::do_get_incremental_reloc_count): New function.
2965 (Relobj::allocate_incremental_reloc_counts): New function.
2966 (Relobj::count_incremental_reloc): New function.
2967 (Relobj::finalize_incremental_relocs): New function.
2968 (Relobj::next_incremental_reloc_index): New function.
2969 (Relobj::reloc_counts_): New data member.
2970 (Relobj::reloc_bases_): New data member.
2971 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2972 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2973 (Sized_relobj::incremental_relocs_scan): New function.
2974 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2975 (Sized_relobj::incremental_relocs_write): New function.
2976 (Sized_relobj::incremental_relocs_write_reltype): New function.
2977 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2978 incremental link.
2979 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2980 archives and object files elsewhere.
2981 (Add_symbols::run): Report object files here.
2982 (Finish_group::run): Report end of archive at end of group.
2983 * reloc.cc: Include layout.h, incremental.h.
2984 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2985 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2986 (Sized_relobj::incremental_relocs_scan): New function.
2987 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2988 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2989 (Sized_relobj::incremental_relocs_write): New function.
2990 (Sized_relobj::incremental_relocs_write_reltype): New function.
2991 * script.cc (read_input_script): Rewrite test for incremental link.
2992 Change call to Incremental_inputs::report_script.
2993 * symtab.h (Symbol_table::first_global_index): New function.
2994 (Symbol_table::output_count): New function.
2995
ce0d1972
DK		 29962010-08-12 Doug Kwan <dougkwan@google.com>
2997
2998 * arm.cc (Target_arm::merge_object_attributes): Check command line
2999 options --no-wchar-size-warning and --no-enum-size-warning.
3000 * options.h (General_options): Add ld-compatible options
3001 --no-enum-size-warning and --no-wchar-size-warning.
3002
6e5710ce
ILT		 30032010-08-04 Ian Lance Taylor <iant@google.com>
3004
3005 * x86_64.cc (Target_x86_64::Scan::local): Use
3006 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3007 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3008 (Target_x86_64::Scan::global): Likewise.
3009 (Target_x86_64::Relocate::relocate): Likewise.
3010 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3011 Likewise.
3012
fef830db
CC		 30132010-08-03 Cary Coutant <ccoutant@google.com>
3014
3015 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3016 to reserve space in merged_strings vector. Keep total input size
3017 for stats.
3018 (Output_merge_string::do_print_merge_stats): Print total input size.
3019 * merge.h (Output_merge_string): Add input_size_ field.
3020 * stringpool.cc (Stringpool_template::string_length): Move
3021 implementations out of Stringpool_template class and place in
3022 stringpool.h.
3023 * stringpool.h (string_length): Move out of Stringpool_template.
3024
1e3811b0
ILT		 30252010-08-03 Ian Lance Taylor <iant@google.com>
3026
3027 PR 11712
3028 * layout.cc (relaxation_loop_body): If address of load segment is
3029 set, adjust address to include headers if possible.
3030
7af0c620
ILT		 30312010-08-03 Ian Lance Taylor <iant@google.com>
3032
3033 * version.cc (version_string): Bump to 1.10.
3034
22f0da72
ILT		 30352010-08-03 Ian Lance Taylor <iant@google.com>
3036
3037 PR 11805
3038 * layout.h (enum Output_section_order): Define.
3039 (class Layout): Update declarations.
3040 * layout.cc (Layout::get_output_section): Add order parameter.
3041 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3042 is_first_non_relro parameters. Change all callers.
3043 (Layout::choose_output_section): Likewise.
3044 (Layout::add_output_section_data): Likewise.
3045 (Layout::make_output_section): Likewise. Set order.
3046 (Layout::default_section_order): New function.
3047 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3048 * output.cc (Output_section::Output_section): Initialize order_.
3049 Don't initialize deleted fields.
3050 (Output_segment::Output_segment): Don't initialize deleted
3051 fields.
3052 (Output_segment::add_output_section_to_load): New function
3053 replacing add_output_section. Change all callers to call this or
3054 add_output_section_to_nonload.
3055 (Output_segment::add_output_section_to_nonload): New function.
3056 (Output_segment::remove_output_section): Rewrite.
3057 (Output_segment::add_initial_output_data): Likewise.
3058 (Output_segment::has_any_data_sections): Likewise.
3059 (Output_segment::is_first_section_relro): Likewise.
3060 (Output_segment::maximum_alignment): Likewise.
3061 (Output_segment::has_dynamic_reloc): New function replacing
3062 dynamic_reloc_count. Change all callers.
3063 (Output_segment::has_dynamic_reloc_list): New function replacing
3064 dynamic_reloc_count_list. Change all callers.
3065 (Output_segment::set_section_addresses): Rewrite.
3066 (Output_segment::set_offset): Rewrite.
3067 (Output_segment::find_first_and_last_list): Remove.
3068 (Output_segment::set_tls_offsets): Rewrite.
3069 (Output_segment::first_section_load_address): Likewise.
3070 (Output_segment::output_section_count): Likewise.
3071 (Output_segment::section_with_lowest_load_address): Likewise.
3072 (Output_segment::write_section_headers): Likewise.
3073 (Output_segment::print_sections_to_map): Likewise.
3074 * output.h (class Output_data): Remove dynamic_reloc_count_
3075 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3076 (Output_data::add_dynamic_reloc): Rewrite.
3077 (Output_data::has_dynamic_reloc): New function.
3078 (Output_data::dynamic_reloc_count): Remove.
3079 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3080 is_last_relro_, is_first_non_relro_, is_interp_,
3081 is_dynamic_linker_section_ fields. Add order and set_order
3082 functions. Remove is_relro_local, set_is_relro_local,
3083 is_last_relro, set_is_last_relro, is_first_non_relro,
3084 set_is_first_non_relro functions, is_interp, set_is_interp,
3085 is_dynamic_linker_section, and set_is_dynamic_linker_section
3086 functions.
3087 (class Output_segment): Change Output_data_list from std::list to
3088 std:;vector. Add output_lists_ field. Remove output_data_ and
3089 output_bss_ fields. Update declarations.
3090
3ff2ccb0
ILT		 30912010-08-02 Ian Lance Taylor <iant@google.com>
3092
3093 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3094 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3095 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3096
88a4108b
ILT		 30972010-08-02 Ian Lance Taylor <iant@google.com>
3098
3099 PR 11855
3100 * script.cc (Script_options::Script_options): Initialize
3101 symbol_definitions_ and symbol_references_.
3102 (Script_options::add_symbol_assignment): Update
3103 symbol_definitions_ and symbol_references_.
3104 (Script_options::add_symbol_reference): New function.
3105 (script_symbol): New function.
3106 * script.h (class Script_options): Add symbol_definitions_ and
3107 symbol_references_ fields.
3108 (Script_options::referenced_const_iterator): New type.
3109 (Script_options::referenced_begin): New function.
3110 (Script_options::referenced_end): New function.
3111 (Script_options::is_referenced): New function.
3112 (Script_options::any_unreferenced): New function.
3113 * script-c.h (script_symbol): Declare.
3114 * yyscript.y (exp): Call script_symbol.
3115 * symtab.cc: Include "script.h".
3116 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3117 Change all callers. Check symbols referenced by scripts.
3118 (Symbol_table::add_undefined_symbols_from_command_line): Add
3119 layout parameter. Change all callers.
3120 (Symbol_table::do_add_undefined_symbols_from_command_line):
3121 Likewise. Break out loop body. Check symbols referenced by
3122 scripts.
3123 (Symbol_table::add_undefined_symbol_from_command_line): New
3124 function broken out of
3125 do_add_undefined_symbols_from_command_line.
3126 * symtab.h (class Symbol_table): Update declarations.
3127 * archive.cc: Include "layout.h".
3128 (Archive::should_include_member): Add layout parameter. Change
3129 all callers. Check for symbol mentioned in expression.
3130 * archive.h (class Archive): Update declaration.
3131 * object.cc (Sized_relobj::do_should_include_member): Add layout
3132 parameter.
3133 * object.h (Object::should_include_member): Add layout parameter.
3134 Change all callers.
3135 (Object::do_should_include_member): Add layout parameter.
3136 (class Sized_relobj): Update declaration.
3137 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3138 parameter.
3139 * dynobj.h (class Sized_dynobj): Update declaration.
3140 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3141 layout parameter.
3142 * plugin.h (class Sized_pluginobj): Update declaration.
3143
5f1ab67a
ILT		 31442010-08-02 Ian Lance Taylor <iant@google.com>
3145
3146 PR 11866
3147 * output.cc (Output_segment::set_offset): Search for the first and
3148 last sections rather than assuming that the list is in order.
3149 (Output_segment::find_first_and_last_list): New function.
3150 * output.h (class Output_segment): Update declarations.
3151 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3152 (relro_strip_test_SOURCES): New variable.
3153 (relro_strip_test_DEPENDENCIES): New variable.
3154 (relro_strip_test_LDFLAGS): New variable.
3155 (relro_strip_test_LDADD): New variable.
3156 (relro_strip_test.so): New target.
3157
a8df5856
ILT		 31582010-08-02 Ian Lance Taylor <iant@google.com>
3159
3160 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3161 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3162 (Target_i386::got_tlsdesc_section): New function.
3163 (Target_i386::got_section): Create space for GOT entries for
3164 TLSDESC relocations.
3165 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3166 R_386_TLS_GOTDESC.
3167 (Target_i386::Scan::global): Likewise.
3168 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3169 using TLSDESC GOT.
3170 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3171 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3172 (Target_x86_64::got_tlsdesc_section): New function.
3173 (Target_x86_64::got_section): Create space for GOT entries for
3174 TLSDESC relocations.
3175 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3176 R_386_TLS_GOTDESC.
3177 (Target_x86_64::Scan::global): Likewise.
3178 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3179 using TLSDESC GOT.
3180
0c10a0a6
ILT		 31812010-08-02 Ian Lance Taylor <iant@google.com>
3182
3183 * testsuite/final_layout.sh: Use dc to convert from hex to
3184 decimal.
3185
41cbeecc
ST		 31862010-07-29 Sriraman Tallam <tmsriram@google.com>
3187
3188 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3189 paramter to the call to gold::gc_process_relocs.
3190 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3191 paramter to the call to gold::gc_process_relocs.
3192 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3193 parameter to the call to gold::gc_process_relocs.
3194 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3195 template parameter to the call to gold::gc_process_relocs.
3196 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3197 paramter to the call to gold::gc_process_relocs.
3198 * gc.h (get_embedded_addend_size): New function.
3199 (gc_process_relocs): Save the size of the reloc for use by ICF.
3200 * icf.cc (get_section_contents): Get the addend from the text section
3201 for SHT_REL relocation sections.
3202 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3203 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3204 * int_encoding.h (read_from_pointer): New overloaded function.
3205 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3206 * testsuite/icf_sht_rel_addend_test.sh: New file.
3207 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3208 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3209
6ea55b82
RW		 32102010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3211
3212 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3213 * Makefile.in: Regenerate.
3214 * testsuite/Makefile.in: Regenerate.
3215
9691462b
ILT		 32162010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3217
3218 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3219 * gold/testsuite/debug_msg.cc: Likewise.
3220 * gold/testsuite/odr_violation1.cc
3221 * gold/testsuite/odr_violation2.cc
3222
76897331
CC		 32232010-07-21 Cary Coutant <ccoutant@google.com>
3224
3225 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3226 string, and length fields.
3227 (Output_merge_string::Merged_strings_list): New type.
3228 (Output_merge_string::Merged_strings_lists): New typedef.
3229 (Output_merge_string): Replace merged_strings_ with
3230 merged_strings_lists_.
3231 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3232 Merged_strings_list per input object and section. Don't store pointer
3233 to the string. Don't store length with each merged string entry.
3234 (Output_merge_string::finalize_merged_data): Loop over list of merged
3235 strings lists. Recompute length of each merged string.
3236
78384e8f
CC		 32372010-07-15 Cary Coutant <ccoutant@google.com>
3238
3239 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3240 here.
3241
783659f9
ILT		 32422010-07-14 Ian Lance Taylor <iant@google.com>
3243
3244 * descriptors.cc (Descriptors::open): Report correct name in error
3245 message.
3246
131687b4
DK		 32472010-07-13 Doug Kwan <dougkwan@google.com>
3248
3249 * arm.cc (Arm_input_section::Arm_input_section): For a
3250 SHT_ARM_EXIDX section, always keeps the input sections.
3251 (Arm_input_section::set_exidx_section_link): New method.
3252 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3253 has_errors_ to false.
3254 (Arm_exidx_input_section::has_errors,
3255 Arm_exidx_input_section::set_has_errors): New methods.
3256 (Arm_exidx_input_section::has_errors_): New data member.
3257 (Arm_relobj::get_exidx_shndx_list): New method.
3258 (Arm_output_section::append_text_sections_to_list): Do not skip
3259 section without SHF_EXECINSTR.
3260 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3261 errors.
3262 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3263 section header. Make error messages more verbose. Check for
3264 a non-executable section linked to an EXIDX section.
3265 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3266 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3267 check that there is no deferred EXIDX section if we exit early.
3268 Instead of not making an EXIDX section in case of an error, make one
3269 and set the has_errors flag of it.
3270 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3271 in a relocatable link.
3272 (Target_arm::do_relax): Look for the EXIDX output section instead of
3273 assuming that it is called .ARM.exidx.
3274 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3275 section list. Do not check for SHF_EXECINSTR section flags but
3276 skip any input section with errors.
3277 * output.cc (Output_section::Output_section): Initialize
3278 always_keeps_input_sections_ to false.
3279 (Output_section::add_input_section): Check for
3280 always_keeps_input_sections_.
3281 * output.h (Output_section::always_keeps_input_sections,
3282 Output_section::set_always_keeps_input_sections): New methods.
3283 (Output_section::always_keeps_input_sections): New data member.
3284
69517287
RÁE		 32852010-07-13 Rafael Espindola <espindola@google.com>
3286
3287 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3288 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3289
82742395
ILT		 32902010-07-13 Philip Herron <herron.philip@googlemail.com>
3291 Ian Lance Taylor <iant@google.com>
3292
3293 * output.h (Output_section_lookup_maps::add_merge_section):
3294 Correct check of whether value was inserted.
3295 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3296 (Output_section_lookup_maps::add_relaxed_input_section):
3297 Likewise.
3298 * arm.cc (Target_arm::got_section): Remove used local os.
3299 * i386.cc (Target_i386::got_section): Likewise.
3300 * x86_64.cc (Target_x86_64::got_section): Likewise.
3301 * sparc.cc (Target_sparc::got_section): Likewise.
3302 (Target_sparc::relocate): Remove unused local have_got_offset.
3303 * powerpc.cc (Target_powerpc::relocate): Likewise.
3304
f2d707b5
ILT		 33052010-07-13 Ian Lance Taylor <iant@google.com>
3306
241531d6
ILT		 3307 * compressed_output.cc (zlib_decompress): Fix signature in
3308 !HAVE_ZLIB_H case.
3309
f2d707b5
ILT		 3310 * archive.cc (Archive::include_member): Unlock an external member
3311 of a thin archive. Don't bother to delete an object we know is
3312 NULL.
3313
a2e47362
CC		 33142010-07-12 Cary Coutant <ccoutant@google.com>
3315
3316 * compressed_output.cc (zlib_decompress): New function.
3317 (get_uncompressed_size): New function.
3318 (decompress_input_section): New function.
3319 * compressed_output.h (get_uncompressed_size): New function.
3320 (decompress_input_section): New function.
3321 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3322 Handle compressed debug sections.
3323 * layout.cc (is_compressed_debug_section): New function.
3324 (Layout::output_section_name): Map compressed section names to
3325 canonical names.
3326 * layout.h (is_compressed_debug_section): New function.
3327 (is_debug_info_section): Recognize compressed debug sections.
3328 * merge.cc: Include compressed_output.h.
3329 (Output_merge_data::do_add_input_section): Handle compressed
3330 debug sections.
3331 (Output_merge_string::do_add_input_section): Handle compressed
3332 debug sections.
3333 * object.cc: Include compressed_output.h.
3334 (Sized_relobj::Sized_relobj): Initialize new data members.
3335 (build_compressed_section_map): New function.
3336 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3337 * object.h (Object::section_is_compressed): New method.
3338 (Object::do_section_is_compressed): New method.
3339 (Sized_relobj::Compressed_section_map): New type.
3340 (Sized_relobj::do_section_is_compressed): New method.
3341 (Sized_relobj::compressed_sections_): New data member.
3342 * output.cc (Output_section::add_input_section): Handle compressed
3343 debug sections.
3344 * reloc.cc: Include compressed_output.h.
3345 (Sized_relobj::write_sections): Handle compressed debug sections.
3346
ce279a62
CC		 33472010-07-08 Cary Coutant <ccoutant@google.com>
3348
3349 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3350 weak when resolving to a dynamic def.
3351 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3352 for weak undef/dynamic def cases. Adjust callers.
3353 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3354 undef_binding_weak_.
3355 (Symbol_table::sized_write_globals): Adjust symbol binding.
3356 (Symbol_table::sized_write_symbol): Add binding parameter.
3357 * symtab.h (Symbol::set_undef_binding): New method.
3358 (Symbol::is_undef_binding_weak): New method.
3359 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3360 (Symbol_table::should_override): Add new parameter.
3361 (Symbol_table::sized_write_symbol): Add new parameter.
3362
3363 * testsuite/weak_undef_file1.cc: Add new test case.
3364 * testsuite/weak_undef_file2.cc: Fix header comment.
3365 * testsuite/weak_undef_test.cc: Add new test case.
3366
b2286c10
DK		 33672010-06-29 Doug Kwan <dougkwan@google.com>
3368
3369 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3370 Initialize USE_SYMBOL_.
3371 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3372 definition.
3373 (Arm_reloc_property::uses_symbol_): New data member declaration.
3374 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3375 uses symbol value and symbol is undefined but not weakly undefined.
3376
4802450a
RÁE		 33772010-06-28 Rafael Espindola <espindola@google.com>
3378
3379 * plugin.cc (Plugin::load): Use dlerror.
3380
e5ca47ba
ILT		 33812010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3382
3383 * symtab.cc (detect_odr_violations): When reporting an ODR
3384 violation, report an object where the symbol is defined.
3385
8a75a161
DK		 33862010-06-25 Doug Kwan <dougkwan@google.com>
3387
3388 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3389 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3390 definition.
3391 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3392 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3393 target hook to detect function points.
3394 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3395 * icf.h (Icf::check_section_for_function_pointers): Change type of
3396 parameter SECTION_NAME to const reference to std::string. Use
3397 target hook to determine if section may have unsafe pointers.
3398 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3399 method definition.
3400
42218b9f
RÁE		 34012010-06-21 Rafael Espindola <espindola@google.com>
3402
3403 * fileread.cc (Input_file::find_fie): New
3404 (Input_file::open): Use Input_file::find_fie.
3405 * fileread.h (Input_file::find_fie): New
3406 * plugin.cc (set_extra_library_path): New.
3407 (Plugin::load): Add set_extra_library_path to the transfer vector.
3408 (Plugin_manager::set_extra_library_path): New.
3409 (Plugin_manager::add_input_file): Use the extra search path if set.
3410 (set_extra_library_path(): New.
3411 * plugin.h (Plugin_manager): Add set_extra_library_path and
3412 extra_search_path_.
3413
a0506cca
CC		 34142010-06-19 Cary Coutant <ccoutant@google.com>
3415
3416 * layout.cc (gdb_sections): Add .debug_types.
3417 (lines_only_debug_sections): Likewise.
3418
6508b958
RÁE		 34192010-06-18 Rafael Espindola <espindola@google.com>
3420
3421 * plugin.cc (add_input_file,add_input_library)
3422 (Plugin_manager::add_input_file): Make filename arguments const.
3423 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3424 const.
3425
3e235302
DK		 34262010-06-16 Doug Kwan <dougkwan@google.com>
3427
3428 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3429 .ARM.attributes section if we have not merged any input
3430 attributes sections.
3431
106e8a6c
DK		 34322010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3433
3434 * arm.cc: Allow combining objects with no EABI version
3435 information.
3436
91ff43fe
RÁE		 34372010-06-15 Rafael Espindola <espindola@google.com>
3438
3439 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3440
68ed838c
ILT		 34412010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3442
3443 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3444 (struct iovec): Correct !HAVE_READV definition.
3445
f3a2388f
CC		 34462010-06-10 Cary Coutant <ccoutant@google.com>
3447
3448 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3449 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3450 reloc sections.
3451 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3452
3453 PR 11683
3454 * symtab.h (Symbol::is_placeholder): New member function.
3455 * target-reloc.h (relocate_section): Check for placeholder symbols.
3456
3457 * testsuite/Makefile.am (plugin_test_8): New test.
3458 (plugin_test_9): New test.
3459 * testsuite/Makefile.in: Regenerate.
3460
e1df38aa
NC		 34612010-06-09 Nick Clifton <nickc@redhat.com>
3462
3463 * yyscript.y (input_list_element): Allow strings prefixed with
3464 the '-' character. Treat these as libraries.
3465 * script.cc (script_add_library): New function. Adds a library
3466 specified by "-l<name>" found in an input script.
3467 * script-c.h: Add prototype for script_add_library.
3468
25bbe950
DK		 34692010-06-07 Doug Kwan <dougkwan@google.com>
3470
3471 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3472 Restrict stub-group size to be within long conditional branch
3473 range when working around cortex-A8 erratum.
3474
0f32ea4c
ILT		 34752010-06-07 Damien Diederen <dd@crosstwine.com>
3476
3477 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3478 #ifdef typo.
3479
8fe2a369
ST		 34802010-06-03 Sriraman Tallam <tmsriram@google.com>
3481
3482 PR gold/11658
3483 * output.cc
3484 (Output_section::Input_section_sort_entry::compare_section_ordering):
3485 Change to return non-zero correctly.
3486 (Output_section::Input_section_sort_section_order_index_compare
3487 ::operator()): Change to fix ambiguity in comparisons.
3488
6e9ba2ca
ST		 34892010-06-01 Sriraman Tallam <tmsriram@google.com>
3490
3491 * gold.h (is_wildcard_string): New function.
3492 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3493 (Layout::layout_eh_frame): Ditto.
3494 (Layout::find_section_order_index): New method.
3495 (Layout::read_layout_from_file): New method.
3496 * layout.h (Layout::find_section_order_index): New method.
3497 (Layout::read_layout_from_file): New method.
3498 (Layout::input_section_position_): New private member.
3499 (Layout::input_section_glob_): New private member.
3500 * main.cc (main): Call read_layout_from_file here.
3501 * options.h (--section-ordering-file): New option.
3502 * output.cc (Output_section::input_section_order_specified_): New
3503 member.
3504 (Output_section::Output_section): Initialize new member.
3505 (Output_section::add_input_section): Add new parameter.
3506 Keep input sections when --section-ordering-file is used.
3507 (Output_section::set_final_data_size): Sort input sections when
3508 section ordering file is specified.
3509 (Output_section::Input_section_sort_entry): Add new parameter.
3510 Check sorting type.
3511 (Output_section::Input_section_sort_entry::compare_section_ordering):
3512 New method.
3513 (Output_section::Input_section_sort_compare::operator()): Change to
3514 consider section_order_index.
3515 (Output_section::Input_section_sort_init_fini_compare::operator()):
3516 Change to consider section_order_index.
3517 (Output_section::Input_section_sort_section_order_index_compare
3518 ::operator()): New method.
3519 (Output_section::sort_attached_input_sections): Change to sort
3520 according to section order when specified.
e1df38aa
NC		 3521 (Output_section::add_input_section<32, true>): Add new parameter.
3522 (Output_section::add_input_section<64, true>): Add new parameter.
3523 (Output_section::add_input_section<32, false>): Add new parameter.
3524 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3525 * output.h (Output_section::add_input_section): Add new parameter.
3526 (Output_section::input_section_order_specified): New
3527 method.
3528 (Output_section::set_input_section_order_specified): New method.
3529 (Input_section::Input_section): Initialize section_order_index_.
3530 (Input_section::section_order_index): New method.
3531 (Input_section::set_section_order_index): New method.
3532 (Input_section::section_order_index_): New member.
3533 (Input_section::Input_section_sort_section_order_index_compare): New
3534 struct.
3535 (Output_section::input_section_order_specified_): New member.
3536 * script-sections.cc (is_wildcard_string): Delete and move modified
3537 method to gold.h.
3538 (Output_section_element_input::Output_section_element_input): Modify
3539 call to is_wildcard_string.
3540 (Output_section_element_input::Input_section_pattern
3541 ::Input_section_pattern): Ditto.
3542 (Output_section_element_input::Output_section_element_input): Ditto.
3543 * testsuite/Makefile.am (final_layout): New test case.
3544 * testsuite/Makefile.in: Regenerate.
3545 * testsuite/final_layout.cc: New file.
3546 * testsuite/final_layout.sh: New file.
3547
3537c84b
RÁE		 35482010-06-01 Rafael Espindola <espindola@google.com>
3549
3550 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3551
105b6afd
RÁE		 35522010-06-01 Rafael Espindola <espindola@google.com>
3553
3554 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3555 visibility of symbols.
3556
29e11421
DK		 35572010-05-27 Doug Kwan <dougkwan@google.com>
3558
3559 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3560 from start of output section instead of address for a local symbol
3561 in a merged or relaxed section when doing a relocatable link.
3562
5e0f337e
RÁE		 35632010-05-26 Rafael Espindola <espindola@google.com>
3564
3565 PR 11604
3566 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3567 adding sections the garbage collector removed.
3568 * gold/testsuite/Makefile.am: Add test.
3569 * gold/testsuite/Makefile.in: Regenerate.
3570 * gold/testsuite/plugin_test_7.sh: New.
3571 * gold/testsuite/plugin_test_7_1.c: New.
3572 * gold/testsuite/plugin_test_7_2.c: New.
3573
f4187277
RÁE		 35742010-05-26 Rafael Espindola <espindola@google.com>
3575
3576 * script-sections.cc (Output_section_definition::set_section_addresses):
3577 Check for --section-start.
3578
5c388529
DK		 35792010-05-26 Doug Kwan <dougkwan@google.com>
3580
3581 * arm.cc (Arm_scan_relocatable_relocs): New class.
3582 (Target_arm::relocate_special_relocatable): New method.
3583 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3584 (Arm_relocate_functions::thumb_branch_common): Same.
3585 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3586 instead of Default_scan_relocatable_relocs.
3587 * target-reloc.h (relocate_for_relocatable): Let target handle
3588 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3589 * target.h (Sized_target::relocate_special_relocatable): New method.
3590
bca1c3ae
ILT		 35912010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3592
3593 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3594
0439c796
DK		 35952010-05-23 Doug Kwan <dougkwan@google.com>
3596
3597 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3598 instead of a cast.
3599 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3600 with a direct branch, not a conditional branch, to a stub.
3601 * merge.cc (Output_merge_base::record_input_section): New method
3602 defintion.
3603 (Output_merge_data::do_add_input_section): Record input section if
3604 keeps-input-sections flag is set.
3605 (Output_merge_string::do_add_input_section): Ditto.
3606 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3607 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3608 INPUT_SECTIONS_.
3609 (Output_merge_base::keeps_input_sections,
3610 Output_merge_base::set_keeps_input_sections,
3611 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3612 method definitions.
3613 (Output_merge_base::Input_sections): New type declaration.
3614 (Output_merge_base::input_sections_begin,
3615 Output_merge_base::input_sections_end,
3616 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3617 (Output_merge_base::bool keeps_input_sections_,
3618 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3619 Output_merge_base::input_sections_): New data members.
3620 (Output_merge_data::do_set_keeps_input_sections): New method
3621 defintion.
3622 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3623 * output.cc (Output_section::Input_section::relobj): Move method
3624 defintion from class declaration to here and handle merge sections.
3625 (Output_section::Input_section::shndx): Ditto.
3626 (Output_section::Output_section): Remove initializations of removed
3627 data members and initialize new data member LOOKUP_MAPS_.
3628 (Output_section::add_input_section): Set keeps-input-sections flag
3629 for a newly created merge output section as appropriate. Adjust code
3630 to use Output_section_lookup_maps class.
3631 (Output_section::add_relaxed_input_section): Adjst code for lookup
3632 maps code refactoring.
3633 (Output_section::add_merge_input_section): Add a new parameter
3634 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3635 class. If adding input section to a newly created merge output
3636 section fails, remove the new merge section.
3637 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3638 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3639 (Output_section::find_merge_section): Ditto.
3640 (Output_section::build_lookup_maps): New method defintion.
3641 (Output_section::find_relaxed_input_section): Adjust code to use
3642 Output_section_lookup_maps class.
3643 (Output_section::get_input_sections): Export merge sections. Adjust
3644 code to use Output_section_lookup_maps class.
3645 (Output_section:::add_script_input_section): Adjust code to use
3646 Output_section_lookup_maps class. Update lookup maps for merge
3647 sections also.
3648 (Output_section::discard_states): Use Output_section_lookup_maps.
3649 (Output_section::restore_states): Same.
3650 * output.h (Merge_section_properties): Move class defintion out of
3651 Output_section.
3652 (Output_section_lookup_maps): New class.
3653 (Output_section::Input_section::is_merge_section): New method
3654 defintion.
3655 (Output_section::Input_section::relobj): Move defintion out of class
3656 defintion. Declare method only.
3657 (Output_section::Input_section::shndx): Ditto.
3658 (Output_section::Input_section::output_merge_base): New method defintion.
3659 (Output_section::Input_section::u2_.pomb): New union field.
3660 (Output_section::Merge_section_by_properties_map,
3661 Output_section::Output_section_data_by_input_section_map,
3662 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3663 Remove types.
3664 (Output_section::add_merge_input_section): Add new parameter
3665 KEEPS_INPUT_SECTIONS.
3666 (Output_section::build_lookup_maps): New method declaration.
3667 (Output_section::merge_section_map_,
3668 Output_section::merge_section_by_properties_map_,
3669 Output_section::relaxed_input_section_map_,
3670 Output_section::is_relaxed_input_section_map_valid_): Remove data
3671 members.
3672 (Output_section::lookup_maps_): New data member.
3673
76295588
L		 36742010-05-21 Doug Kwan <dougkwan@google.com>
3675
3676 PR gold/11619
3677 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3678 avoid a compilation error.
3679
d103a984
RÁE		 36802010-05-19 Rafael Espindola <espindola@google.com>
3681
3682 * script-sections.cc (Output_section_definition::allocate_to_segment):
3683 Update the phdrs_list even when the output section is NULL.
3684 * testsuite/Makefile.am: Add test.
3685 * testsuite/Makefile.in: Regenerate.
3686 * testsuite/script_test_9.cc: New.
3687 * testsuite/script_test_9.sh: New.
3688 * testsuite/script_test_9.t: New.
3689
6625d24e
DK		 36902010-05-19 Doug Kwan <dougkwan@google.com>
3691
3692 * arm.cc (Arm_input_section::original_size): New method.
3693 (Arm_input_section::do_addralign): Add a cast.
3694 (Arm_input_section::do_output_offset): Remove static cast.
3695 (Arm_input_section::original_addralign,
3696 Arm_input_section::original_size_): Change type to uint32_t.
3697 (Arm_input_section::init): Add safe casts for section alignment
3698 and size.
3699 (Arm_input_section::set_final_data_size): Do not set address and
3700 offset of stub table.
3701 (Arm_output_section::fix_exidx_coverage): Change use of of
3702 Output_section::Simple_input_section to that of
3703 Output_section::Input_section.
3704 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3705 except for the first pass.
3706 * output.cc (Output_section::get_input_sections): Change type of
3707 input_sections to std::list<Input_section>.
3708 (Output_section::add_script_input_section): Rename from
3709 Output_section::add_simple_input_section. Change type of SIS
3710 parameter from Simple_input_section to Input_section.
3711 * output.h (Output_section::Simple_input_section): Remove class.
3712 (Output_section::Input_section): Change class visibility to public.
3713 (Output_section::Input_section::addralign): Use stored alignments
3714 for special input sections if set.
3715 (Output_section::Input_section::set_addralign): New method.
3716 (Output_section::get_input_sections): Change parameter type from
3717 list of Simple_input_section to list of Input_section.
3718 (Output_section::add_script_input_section): Rename from
3719 Output_section::add_simple_input_section. Change first parameter's
3720 type from Simple_input_section to Input_section and remove the
3721 second and third parameters.
3722 * script-sections.cc (Input_section::Input_section_list): Change
3723 type to list of Output_section::Input_section/
3724 (Input_section_info::Input_section_info): Change parameter type of
3725 INPUT_SECTION to Output_section::Input_section.
3726 (Input_section_info::input_section): Change return type.
3727 (Input_section_info::input_section_): Change type to
3728 Output_section::Input_section.
3729 (Output_section_element_input::set_section_addresses): Adjust code
3730 to use Output_section::Input_section instead of
3731 Output_section::Simple_input_section. Adjust code for renaming
3732 of Output_section::add_simple_input_section.
3733 (Orphan_output_section::set_section_addresses): Ditto.
3734
e1e82ea4
RW		 37352010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3736
3737 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3738 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3739
91e75c8a
RÁE		 37402010-05-18 Rafael Espindola <espindola@google.com>
3741
3742 * options.cc (General_options::finalize): Handle -nostdlib.
3743 * options.h (nostdlib): New option.
3744 * script.cc (script_add_search_dir): Handle -nostdlib.
3745
da59ad79
DK		 37462010-05-12 Doug Kwan <dougkwan@google.com>
3747
3748 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3749 attributes section only if there no attributes section after merging.
3750 (Target_arm::merge_object_attributes): Move value of
e1df38aa 3751 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 3752 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3753 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3754 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3755 and arm_attr_merge_7.stdout.
3756 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3757 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3758 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3759 arm_attr_merge_7b.o): New rules.
3760 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3761 arm_attr_merge_7
3762 * testsuite/Makefile.in: Regenerate.
3763 * testsuite/arm_attr_merge.sh: New file.
3764 * testsuite/arm_attr_merge_[67][ab].s: Same.
3765
3e01a7fd
NC		 37662010-05-05 Nick Clifton <nickc@redhat.com>
3767
3768 * po/es.po: Updated Spanish translation.
3769
7ad2014a
L		 37702010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3771
3772 * Makefile.am (install-exec-local): Properly install gold as
3773 default cross linker.
3774 * Makefile.in: Regenerated.
3775
4fda8867
NC		 37762010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3777 Nick Clifton <nickc@redhat.com>
3778
3779 * configure.ac (install_as_default): Define and set to false
3780 unless --enable-gold or --enable-gold=both/gold has been
3781 specified.
3782 * configure: Regenerate.
3783
3784 * Makefile.am (install-exec-local): Install the executable as
3785 'ld.gold'. If install_as_default is true then also install it as
3786 'ld'.
3787 * Makefile.in: Regenerated.
3788
bd288ea2
ILT		 37892010-04-24 Ian Lance Taylor <iant@google.com>
3790
3791 * layout.cc (Layout::layout_reloc): In relocatable link don't
3792 combine reloc sections for grouped sections.
3793
ef38fd8a
ST		 37942010-04-23 Sriraman Tallam <tmsriram@google.com>
3795
3796 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3797 sections that are not ordinary to icf.
3798 * icf.cc (get_section_contents): Handle relocation pointing to section
3799 with no object or shndx information.
3800 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3801 * testsuite/Makefile.in: Regenerate.
3802 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3803 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3804
f6973bdc
ILT		 38052010-04-22 Ian Lance Taylor <iant@google.com>
3806
3807 * expression.cc (Expression::Expression_eval_info): Add
3808 result_alignment_pointer field.
3809 (Expression::eval_with_dot): Add result_alignment_pointer
3810 parameter. Change all callers.
3811 (Expression::eval_maybe_dot): Likewise.
3812 (class Binary_expression): Add alignment_pointer parameter to
3813 left_value and right_value. Change all callers.
3814 (BINARY_EXPRESSION): Set result alignment.
3815 (class Trinary_expression): Add alignment_pointer parameter to
3816 arg2_value and arg3_value. Change all callers.
3817 (Trinary_cond::value): Set result alignment.
3818 (Max_expression::value, Min_expression::value): Likewise.
3819 (Align_expression::value): Likewise.
3820 * script-sections.cc (class Sections_element): Add dot_alignment
3821 parameter to set_section_addresses virtual function. Update
3822 instantiations.
3823 (class Output_section_element): Likewise.
3824 (Script_sections::create_segments): Add dot_alignment parameter.
3825 Change all callers.
3826 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3827 (Script_sections::set_phdrs_clause_addresses): Likewise.
3828 * script-sections.h: Update declarations.
3829 * script.h: Update declarations.
3830 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3831 min_p_align.
3832 * testsuite/script_test_3.t: Set large alignment.
3833 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3834 segment has expected alignment.
3835
9c9c98a5
NC		 38362010-04-22 Nick Clifton <nickc@redhat.com>
3837
3838 * po/gold.pot: Updated by the Translation project.
3839 * po/vi.po: Updated Vietnamese translation.
3840
2253bfba
L		 38412010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3842
3843 * testsuite/Makefile.am (check_PROGRAMS): Add
3844 icf_virtual_function_folding_test.
3845 * testsuite/Makefile.in: Regenerated.
3846
85fdf906
AH		 38472010-04-15 Andrew Haley <aph@redhat.com>
3848
3849 * options.h (merge_exidx_entries): New option.
3850 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3851 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3852 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3853 (Target_arm::merge_exidx_entries): New function.
3854 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3855 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3856 to Arm_exidx_fixup constructor.
3857 Add new arg, merge_exidx_entries.
3858 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3859 Arm_output_section::fix_exidx_coverage.
3860
ce97fa81
ST		 38612010-04-18 Sriraman Tallam <tmsriram@google.com>
3862
3863 * icf.cc (get_section_contents): Check for preemptible functions.
3864 Ignore addend when appropriate.
3865 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3866 section folded.
3867 (add_from_relobj): Check for section folded.
3868 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3869 * symtab.h (should_add_dynsym_entry): Add new parameter.
3870 * target-reloc.h (scan_relocs): Check for section folded.
3871 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3872 Check reloc types for function pointers in shared objects.
3873 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3874 case.
3875 (icf_preemptible_functions_test): New test case.
3876 (icf_string_merge_test): New test case.
3877 * testsuite.Makefile.in: Regenerate.
3878 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3879 bar_glob. Refactor code.
3880 * testsuite/icf_preemptible_functions_test.cc: New file.
3881 * testsuite/icf_preemptible_functions_test.sh: New file.
3882 * testsuite/icf_string_merge_test.cc: New file.
3883 * testsuite/icf_string_merge_test.sh: New file.
3884 * testsuite/icf_virtual_function_folding_test.cc: New file.
3885 * testsuite/icf_virtual_function_folding_test.sh: New file.
3886
04ceb17c
DK		 38872010-04-14 Doug Kwan <dougkwan@google.com>
3888
3889 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3890 for local symbol recounting if we remove a section due to ICF.
3891 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3892 there are no regular objects in input.
3893
153e7da4
DK		 38942010-04-13 Doug Kwan <dougkwan@google.com>
3895
3896 * arm.cc (Arm_input_section::set_final_data_size): Compute
3897 accurate final data size instead of using current data size.
3898
4dbd9faf
DK		 38992010-04-09 Doug Kwan <dougkwan@google.com>
3900
3901 * layout.cc (Layout::choose_output_section): Handle script section
3902 types.
3903 (Layout::make_output_section_for_script): Add section type parameter.
3904 Handle script section types.
3905 * layout.h (Layout::make_output_section_for_script): Add section
3906 type parameter.
3907 * output.cc (Output_section::Output_section): Initialize data member
3908 is_noload_.
3909 (Output_section::do_reset_address_and_file_offset): Do not set address
3910 to 0 if section is a NOLOAD section.
3911 * output.h (Output_section::is_noload): New method.
3912 (Output_section::set_is_noload): Ditto.
3913 (Output_section::is_noload_): New data member.
3914 * script-c.h (Script_section_type): New enum type.
3915 (struct Parser_output_section_header): Add new file section_type.
3916 * script-sections.cc (Sections_element::output_section_name): Add
3917 parameter for returning script section type.
3918 (Output_section_definition::output_section_name): Ditto.
3919 (Output_section_definition::section_type)P; New method.
3920 (Output_section_definiton::script_section_type_name): Ditto.
3921 (Output_section_definition::script_section_type_): New data member.
3922 (Output_section_definition::Output_section_definition): Initialize
3923 data member Output_section_definition::script_section_type_.
3924 (Output_section_definition::create_sections): Pass script section type
3925 to Layout::make_output_section_for_script.
3926 (Output_section_definition::output_section_name): Return script
3927 section type to caller.
3928 (Output_section_definition::set_section_address): Do not advance
3929 dot value and load address if section type is NOLOAD. Set address
3930 of NOLOAD sections regardless of section flags.
3931 (Output_section_definition::print): Print section type if it is
3932 not SCRIPT_SECTION_TYPE_NONE.
3933 (Output_section_definition::section_type): New method.
3934 (Output_section_definition::script_section_type_name): Ditto.
3935 (Script_sections::output_section_name): Add new parameter
3936 PSECTION_TYPE for returning script section type. Pass it to
3937 section elements. Handle discard sections.
3938 (Sort_output_sections::operator()): Handle NOLOAD sections.
3939 * script-sections.h (Script_sections::Section_type): New enum type.
3940 (Script_sections::output_section_name): Add a new parameter for
3941 returning script section type.
3942 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3943 INFO and NOLOAD.
3944 * yyscript.y (union): Add new field SECTION_TYPE.
3945 (COPY, DSECT, INFO, NOLOAD): New tokens.
3946 (opt_address_and_section_type): Change type to output_section_header.
3947 (section_type): New non-terminal
3948 (section_header): Handle section type.
2253bfba 3949 (opt_address_and_section_type): Return section type value.
4dbd9faf 3950
721ea635
L		 39512010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3952
3953 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3954 * testsuite/plugin_common_test_2.c (foo): Likewise.
3955
6bf924b0
DK		 39562010-04-08 Doug Kwan <dougkwan@google.com>
3957
3958 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3959 Output_merge_data.
3960 * output.cc (Output_section::add_merge_input_section): Simplify
3961 code and return status of Output_merge_base::add_input_section.
e1df38aa 3962 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 3963 returns true.
3964
24af6f92
DK		 39652010-04-07 Doug Kwan <dougkwan@google.com>
3966
3967 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3968 if section is marked as containing instructions but has no mapping
3969 symbols.
3970 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3971 correct section index.
3972 (Arm_relobj::find_linked_text_section): Ditto.
3973
00698fc5
CC		 39742010-04-07 Cary Coutant <ccoutant@google.com>
3975
3976 * archive.cc (include_member): Destroy Read_symbols_data object before
3977 releasing file.
3978 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3979 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3980 (Read_symbols_data::~Read_symbols_data) New destructor.
3981 (Section_relocs::Section_relocs) New constructor.
3982 (Section_relocs::~Section_relocs) New destructor.
3983 (Read_relocs_data::Read_relocs_data) New constructor.
3984 (Read_relocs_data::~Read_relocs_data) New destructor.
3985 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3986 pointers to NULL after deleting.
3987
7296d933
DK		 39882010-04-07 Doug Kwan <dougkwan@google.com>
3989
3990 * arm.cc: Replace "endianity" with "endianness" in comments.
3991 (Arm_exidx_cantunwind): Ditto.
3992 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3993 (Arm_relobj::merge_flags_and_attributes): New method.
3994 (Arm_relobj::merge_flags_and_attributes_): New data member.
3995 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3996 (Arm_relobj::scan_sections_for_stubs): Ditto.
3997 (Arm_relobj::do_read_symbols): Check to see if we really want to
3998 merge processor-specific flags and attributes. Exit early if
3999 an object is empty except for section names and the undefined symbol.
4000 (Target_arm::do_finalize_sections): Move check for ELF format to
4001 Arm_relobj::do_read_symbols. Merge processor specific flags and
4002 attributes from a regular object only when we have determined that
4003 it is aapropriate. Do not create an .ARM.attributes section in
4004 output if there is no regular input object.
4005 (Target_arm::merge_processor_specific_flags): Check
4006 --warn-mismatch before printing any error.
4007 (Target_arm::merge_object_attributes): Ditto.
4008 * gold.cc (queue_middle_tasks): Handle the case in which there is
4009 no regular object in input.
4010 * options.cc (General_options::parse_EB): New method.
4011 (General_options::parse_EL): Same.
4012 (General_options::General_options): Initialize endianness_.
4013 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4014 New options.
4015 (General_options::Endianness): New enum.
4016 (General_options::endianness): New method.
4017 (General_options::endianness_): New data member.
4018 * parameters.cc (Parameters::set_options): Check target endianness.
4019 (Parameters::set_target_once): Ditto.
4020 (Parameters::check_target_endianness): New method.
4021 (parameters_force_valid_target): If either -EL or -EB is specified,
4022 use it to define endianness of default target.
4023 * parameters.h (Parameters::check_target_endianness): New method
4024 declaration.
4025 * target.h (class Target): Change "endianity" to "endianness"
4026 in comments.
4027
efc8d4f2
RW		 40282010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4029
4030 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4031 * configure: Regenerate.
4032 * Makefile.in: Regenerate.
4033 * testsuite/Makefile.in: Regenerate.
4034
be234d88
CC		 40352010-04-06 Cary Coutant <ccoutant@google.com>
4036
4037 gcc PR lto/42757
4038 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4039 prevailing definitions of common symbols.
4040 * testsuite/plugin_test_6.sh: New test case.
4041 * testsuite/plugin_common_test_1.c: New test case.
4042 * testsuite/plugin_common_test_2.c: New test case.
4043 * testsuite/Makefile.am (plugin_test_6): New test case.
4044 * testsuite/Makefile.in: Regenerate.
4045
bd32c6bd
NC		 40462010-04-06 Nick Clifton <nickc@redhat.com>
4047
4048 * po/vi.po: New Vietnamese translation.
4049
323c532f
DK		 40502010-03-30 Doug Kwan <dougkwan@google.com>
4051
4052 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4053
4fcd97eb
DK		 40542010-03-25 Doug Kwan <dougkwan@google.com>
4055
4056 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4057 to avoid a conversion warning on a 32-bit host.
4058
4ebf39db
ILT		 40592010-03-24 Ian Lance Taylor <iant@google.com>
4060
4061 * testsuite/script_test_3.t: Add a TLS segment.
4062 * testsuite/Makefile.am (check_PROGRAMS): Add
4063 tls_phdrs_script_test.
4064 (tls_phdrs_script_test_SOURCES): Define.
4065 (tls_phdrs_script_test_DEPENDENCIES): Define.
4066 (tls_phdrs_script_test_LDFLAGS): Define.
4067 (tls_phdrs_script_test_LDADD): Define.
4068 * testsuite/Makefile.in: Rebuild.
4069
4a599bdd
CC		 40702010-03-23 Cary Coutant <ccoutant@google.com>
4071
4072 * fileread.cc (find_or_make_view): Fix comment.
4073
6c93b22c
ILT		 40742010-03-23 Ian Lance Taylor <iant@google.com>
4075
4076 * script-sections.cc (class Orphan_section_placement): Define
4077 PLACE_TLS and PLACE_TLS_BSS.
4078 (Orphan_section_placement::Orphan_section_placement): Initialize
4079 new places.
4080 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4081 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4082 (tls_script_test_SOURCES): Define.
4083 (tls_script_test_DEPENDENCIES): Define.
4084 (tls_script_test_LDFLAGS): Define.
4085 (tls_script_test_LDADD): Define.
4086 * testsuite/Makefile.in: Rebuild.
4087
a2c7281b
DK		 40882010-03-22 Doug Kwan <dougkwan@google.com>
4089
4090 * arm.cc (Arm_relocate_functions::abs8,
4091 Arm_relocate_functions::abs16): Use correct check for overflow
4092 specified in the ARM ELF specs.
4093 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4094 target of a BLX instruction specially.
4095 (Reloc_stub::stub_type_for_reloc): Ditto.
4096 (Relocate::relocate): Use symbolic names instead of numeric relocation
4097 codes to report error.
4098 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4099 workaround.
4100 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4101 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4102 thumb2_blx_out_of_range.stdout
4103 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4104 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4105 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4106 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4107 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4108 thumb2_blx_in_range, thumb2_blx_in_range.o,
4109 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4110 thumb2_blx_out_of_range.o): New rules.
4111 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4112 thumb2_blx_in_range and thumb2_blx_out_of_range.
4113 * testsuite/Makefile.in: Regenerate.
4114 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4115 * testsuite/thumb_blx_in_range.s: New file.
4116 * testsuite/thumb_blx_out_of_range.s: New file.
4117
b0193076
RÁE		 41182010-03-22 Rafael Espindola <espindola@google.com>
4119
4120 * archive.cc (Should_include): Move to archive.h.
4121 (should_include_member): Make it a member of Archive.
4122 (Lib_group): New.
4123 (Add_lib_group_symbols): New.
4124 * archive.h: Include options.h.
4125 (Archive_member): Moved from Archive.
4126 (Should_include): Moved from archive.cc.
4127 (Lib_group): New.
4128 (Add_lib_group_symbols): New.
4129 * dynobj.cc (do_should_include_member): New.
4130 * dynobj.h (do_should_include_member): New.
4131 * gold.cc (queue_initial_tasks): Update call to queue.
4132 * main.cc (main): Print lib group stats.
4133 * object.cc (do_should_include_member): New.
4134 * object.h: Include archive.h.
4135 (Object::should_include_member): New.
4136 (Object::do_should_include_member): New.
4137 (Sized_relobj::do_should_include_member): New.
4138 * options.cc (General_options::parse_start_lib): New.
4139 (General_options::parse_end_lib): New.
4140 (Input_arguments::add_file): Handle lib groups.
4141 (Input_arguments::start_group): Check we are not in a lib.
4142 (Input_arguments::start_lib): New.
4143 (Input_arguments::end_lib): New.
4144 * options.h (General_options): Add start_lib and end_lib.
4145 (Input_argument::lib_): New.
4146 (Input_argument::lib): New.
4147 (Input_argument::is_lib): New.
4148 (Input_file_lib): New.
4149 (Input_arguments::in_lib_): New.
4150 (Input_arguments::in_lib): New.
4151 (Input_arguments::start_lib): New.
4152 (Input_arguments::end_lib_): New.
4153 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4154 in unused members as preempted.
4155 (Sized_pluginobj::do_should_include_member): New.
4156 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4157 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4158 return the blocker.
4159 (Read_symbols::do_whole_lib_group): New.
4160 (Read_symbols::do_lib_group): New.
4161 (Read_symbols::do_read_symbols): Handle lib groups.
4162 (Read_symbols::get_name): Handle lib groups.
4163 * readsyms.h (Read_symbols): Add an archive member pointer.
4164 (Read_symbols::do_whole_lib_group): New.
4165 (Read_symbols::do_lib_group): New.
4166 (Read_symbols::member_): New.
4167 * script.cc (read_input_script): Update call to queue_soon.
4168
d099120c
DK		 41692010-03-19 Doug Kwan <dougkwan@google.com>
4170
4171 * arm.cc (Stub_table::Stub_table): Initialize new data members
4172 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4173 (Stub_table::add_reloc_stub): Assign stub offset and update
4174 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4175 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4176 New data members.
4177 (Stub_table::update_data_size_and_addralign): Use
4178 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4179 instead of going over all reloc stubs.
4180 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4181 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4182 Stringpool_template::offset_ to size of Stringpool_char.
4183 (Stringpool_template::new_key_offset): Remove code to initialize
4184 Stringpool_template::offset_.
4185 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4186 Stringpool_template::offset_ to zero.
4187
1aa37384
DK		 41882010-03-15 Doug Kwan <dougkwan@google.com>
4189
4190 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4191 offset_.
4192 (Stringpool_template::new_key_offset): New method.
4193 (Stringpool_template::add_string): Assign offsets when adding new
4194 strings.
4195 (Stringpool_template::set_string_offsets): Do not set string offsets
4196 when not optimizing.
4197 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4198 member size_.
4199 (Chunked_vector::clear): Clear size_.
4200 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4201 (Chunked_vector::size): Return size_.
4202 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4203 (Chunked_vector::size_): New data member.
1aa37384
DK		 4204 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4205 (Stringpool_template::new_key_offset): New method declaration.
4206 (Stringpool_template::offset_): New data member.
4207
b672b057
RÁE		 42082010-03-15 Rafael Espindola <espindola@google.com>
4209
4210 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4211 Add_symbols' constructor.
4212 * readsyms.h (Add_symbols): Remove the input_group member.
4213
b6848d3c
ILT		 42142010-03-10 Ian Lance Taylor <iant@google.com>
4215
4216 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4217 target to ask whether a reference to a symbol requires a stack
4218 split.
4219 * target.h (Target::is_call_to_non_split): New function.
4220 (Target::do_is_call_to_non_split): Declare virtual function.
4221 * target.cc: Include "symtab.h".
4222 (Target::do_is_call_to_non_split): New function.
4223 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4224
a2a5469e
CC		 42252010-03-10 Cary Coutant <ccoutant@google.com>
4226
4227 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4228 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4229 (File_read::open[2]): Add whole_file_view_ to list of views.
4230 (File_read::make_view): Remove test of whole_file_view_.
4231 (File_read::find_or_make_view): Create whole_file_view_ if
4232 necessary.
4233 (File_read::clear_views): Replace bool parameter with enum;
4234 adjust all callers. Don't delete views with permanent data;
4235 do delete cached views and views from archives if
4236 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4237 if clearing the corresponding view.
4238 * fileread.h (File_read::Clear_views_mode): New enum.
4239 (File_read::View::is_permanent_view): New method.
4240 (File_read::clear_views): Replace bool parameter
4241 with enum; adjust all callers.
4242 * options.h (General_options): Change keep_files_mapped option;
4243 add map_whole_files.
4244 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4245 releasing the file.
4246 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4247 the file.
4248
8861f32b
DM		 42492010-03-10 David S. Miller <davem@davemloft.net>
4250
4251 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4252
d62d0f5f
ST		 42532010-03-09 Sriraman Tallam <tmsriram@google.com>
4254
4255 * icf.cc (get_section_contents): Add '@' marker after processing the
4256 merge reloc.
4257
9177756d
DK		 42582010-03-08 Doug Kwan <dougkwan@google.com>
4259
4260 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4261 due to a conversion warning.
4262 (Arm_relobj::update_output_local_symbol_count): Check for local
4263 symbol with unset output index.
4264
9e9e071b
ILT		 42652010-03-05 Ian Lance Taylor <iant@google.com>
4266
4267 * options.h (class General_options): Add --spare-dynamic-tags.
4268 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4269 --spare-dynamic-tags.
4270
a81ee015
ILT		 42712010-03-05 Ian Lance Taylor <iant@google.com>
4272
4273 * incremental.cc: Include "libiberty.h".
4274
44ec90b9
RO		 42752010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4276
4277 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4278 function, is_info_ member.
4279 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4280 (Versions::Versions): Update caller.
4281 (Versions::define_base_version): Likewise.
4282 (Versions::add_def): Likewise.
4283
0897ed3b
ST		 42842010-03-03 Sriraman Tallam <tmsriram@google.com>
4285
4286 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4287 (Scan::possible_function_pointer_reloc): New function.
4288 (Scan::local_reloc_may_be_function_pointer): Change to call
4289 possible_function_pointer_reloc.
4290 (Scan::global_reloc_may_be_function_pointer): Ditto.
4291 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4292 relocations in ".data.rel.ro._ZTV" section.
4293 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4294 * testsuite/icf_safe_so_test.cc: Ditto.
4295 * testsuite/icf_safe_test.cc: Ditto.
4296 * testsuite/icf_safe_test.sh: Ditto.
4297
d3bbad62
ILT		 42982010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4299 Ian Lance Taylor <iant@google.com>
4300
4301 * target-reloc.h (relocate_section): Check the symbol table index
4302 for -1U before setting the local symbol index.
4303 (scan_relocatable_relocs): If copying the relocation, record that
4304 the local symbol is required.
4305 * object.h (Symbol_value::is_output_symtab_index_set): New
4306 function.
4307 (Symbol_value::may_be_discarded_from_output_symtab): New
4308 function.
4309 (Symbol_value::has_output_symtab_entry): New function.
4310 (Symbol_value::needs_output_symtab_entry): Remove.
4311 (Symbol_value::output_symtab_index): Make sure the symbol index is
4312 set.
4313 (Symbol_value::set_output_symtab_index): Make sure the symbol
4314 index is not set. Make sure the new index is valid.
4315 (Symbol_value::set_must_have_output_symtab_entry): New function.
4316 (Symbol_value::has_output_dynsym_entry): New function.
4317 (Symbol_value::set_output_dynsym_index): Make sure the new index
4318 is valid.
4319 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4320 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4321 local symbol if permitted.
4322 (Sized_relobj::do_finalize_local_symbols): Call
4323 is_output_symtab_index_set rather than needs_output_symtab_entry.
4324 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4325 rather than needs_output_symtab_entry. Call
4326 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4327 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4328 is_output_symtab_index_set rather than needs_output_symtab_entry.
4329 * testsuite/discard_locals_relocatable_test.c: New file.
4330 * testsuite/discard_locals_test.sh: Test -r.
4331 * testsuite/Makefile.am (check_DATA): Add
4332 discard_locals_relocatable_test1.syms,
4333 discard_local_relocatable_test2.syms.
4334 (MOSTLYCLEANFILES): Likewise. Also add
4335 discard_locals_relocatable_test1.lout and
4336 discard_locals_relocatable_test2.out.
4337 (discard_locals_relocatable_test1.syms): New target.
4338 (discard_locals_relocatable_test.o): New target.
4339 (discard_locals_relocatable_test1.out): New target.
4340 (discard_locals_relocatable_test2.syms): New target.
4341 (discard_locals_relocatable_test2.out): New target.
4342 (various): Add missing ../ld-new dependencies.
4343 * testsuite/Makefile.in: Rebuild.
4344
7e8ccf26
NC		 43452010-03-03 Nick Clifton <nickc@redhat.com>
4346
4347 * po/fi.po: New Finnish translation.
4348
2a0ff005
DK		 43492010-03-01 Doug Kwan <dougkwan@google.com>
4350
4351 * layout.cc (Layout::Layout): Force section types of .init_array*,
4352 .preinit_array* and .fini_array* sections.
4353 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4354 Fix check of return value of std::string::find.().
4355 (Output_section::Input_section_sort_compare::operator()): Remove
4356 comment about .init_array.
4357 (Output_section::Input_section_sort_init_fini_compare::operator()):
4358 New method.
4359 (Output_section::sort_attached_input_sections): Handle .init_array
4360 and .fini_array specially.
4361 * output.h (Output_section::Inut_section_sort_compare): Update
4362 comment.
4363 (Output_section::Input_section_sort_init_fini_compare): New struct.
4364
c3e4ae29
DK		 43652010-02-26 Doug Kwan <dougkwan@google.com>
4366
4367 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4368 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4369 * testsuite/debug_msg.sh: Avoid matching source line number for
4370 use of global variable undef_int.
4371
2fd9ae7a
DK		 43722010-02-26 Doug Kwan <dougkwan@google.com>
4373
4374 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4375 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4376 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4377 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4378 * options.cc (General_options::General_options): Initialize member
4379 fix_v4bx_.
4380 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4381 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4382 and rm_no_fix_v4bx.stdout
4383 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4384 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4385 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4386 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4387 and arm_no_fix_v4bx.
4388 * Makefile.in: Regenerate.
4389 * testsuite/arm_fix_v4bx.s: New file.
4390 * testsuite/arm_fix_v4bx.sh: Ditto.
4391
67ec7d0b
DK		 43922010-02-24 Doug Kwan <dougkwan@google.com>
4393
4394 * arm.cc (Target_arm::got_section): Make the .got section the first
4395 non RELRO section in the data segment.
4396 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4397 suffixes of section names.
4398
10165461
DK		 43992010-02-24 Doug Kwan <dougkwan@google.com>
4400
4401 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4402 flags and attributes merging if an input file is a binary file.
4403 * fileread.cc (Input_file::open): Record format of original file.
4404 * fileread.h (Input_file::Format): New enum type.
4405 (Input_file::Input_file): Initialize data member format_.
4406 (Input_file::format): New method definition.
4407 (Input_file::format_):: New data member.
4408
4a54abbb
DK		 44092010-02-24 Doug Kwan <dougkwan@google.com>
4410
4411 * arm.cc (Arm_output_data_got): New class.
4412 (ARM_TCB_SIZE): New constant
4413 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4414 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4415 If user uses a script with a SECTIONS clause, issue only a warning
4416 for a misplaced EXIDX input section. Otherwise, issue an error.
4417 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4418 garbage collection.
4419 (Target_arm::got_mode_index_entry): Handle static linking.
4420 (Target_arm::Scan::local): Ditto.
4421 (Target_arm::Scan::global): Ditto.
4422 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4423 all incorrectly implemented relocations.
e1df38aa 4424 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4425 Arm_output_section::fix_exidx_coverage.
4426 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4427 from ".ARM.exidx." and ".ARM.extab.".
4428
ca419a6f
ILT		 44292010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4430
4431 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4432 section if it does not already exist.
4433 * attributes.cc (Attributes_section_data::Attributes_section_data):
4434 Don't crash if size is zero.
4435
135b9c78
ILT		 44362010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4437 Ian Lance Taylor <iant@google.com>
4438
4439 * gold.cc (queue_middle_tasks): If no input files were opened,
4440 exit.
4441 * workqueue.h (Task_function::Task_function): Assert that there is
4442 a blocker.
4443
bb0bfe4f
DK		 44442010-02-22 Doug Kwan <dougkwan@google.com>
4445
4446 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4447 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4448 types to avoid warnings due to different uint64_t implementations
4449 on different hosts.
4450
2a2b6d42
DK		 44512010-02-21 Doug Kwan <dougkwan@google.com>
4452
4453 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4454 handling of the maximum backward branch offset.
4455 (Arm_relocate_functions::thumb_branch_common): Ditto.
4456 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4457 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4458 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4459 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4460 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4461 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4462 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4463 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4464 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4465 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4466 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4467 thumb2_bl_out_of_range.o): New rules.
4468 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4469 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4470 thumb2_bl_out_of_range
4471 * testsuite/Makefile.in: Regenerate.
4472 * testsuite/arm_bl_in_range.s: New file.
4473 * testsuite/arm_bl_out_of_range.s: Ditto.
4474 * testsuite/arm_branch_in_range.sh: Ditto.
4475 * testsuite/arm_branch_range.t: Ditto.
4476 * testsuite/thumb2_branch_range.t: Ditto.
4477 * testsuite/thumb_bl_in_range.s: Ditto.
4478 * testsuite/thumb_bl_out_of_range.s: Ditto.
4479 * testsuite/thumb_branch_range.t: Ditto.
4480
b487ad64
ST		 44812010-02-20 Sriraman Tallam <tmsriram@google.com>
4482
4483 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4484 Add reloc offset information.
4485 * icf.cc (get_section_contents): Change iterators to point to the new
4486 vectors. Add reloc offset information to the contents.
4487 * icf.h (Icf::Sections_reachable_info): New typedef.
4488 (Icf::Sections_reachable_list): New typedef.
4489 (Icf::Offset_info): New typedef.
4490 (Icf::Reloc_info): New struct typedef.
4491 (Icf::Reloc_info_list): New typedef.
4492 (Icf::symbol_reloc_list): Delete method.
4493 (Icf::addend_reloc_list): Delete method.
4494 (Icf::section_reloc_list): Delete method.
4495 (Icf::reloc_info_list): New method.
4496 (Icf::reloc_info_list_): New member.
4497
f96accdf
DK		 44982010-02-19 Doug Kwan <dougkwan@google.com>
4499
4500 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4501 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4502 * arm.cc (Arm_relocation_functions): New forward declaration.
4503 (Target_arm::Target_arm): Initialize new data members
4504 got_mod_index_offset_ and tls_base_symbol_defined_.
4505 (Target_arm::Relocate::relocate_tls): New method.
4506 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4507 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4508 New methods.
4509 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4510 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4511 (Target_arm::got_mod_index_offset_,
4512 Target_arm::tls_base_symbol_defined_): New data members.
4513 (Target_arm::Scan::local, Target::Scan::global,
4514 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4515 relocations.
4516
c8761b9a
DK		 45172010-02-18 Doug Kwan <dougkwan@google.com>
4518
4519 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4520 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4521 text section as a parameter becuase some broken tools may not set
4522 the link in section header.
4523 (Target_arm::has_got_section): New method.
4524 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4525 without any mapping symbol as data only. Remove warning.
4526 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4527 link in its section header, try to discover the link by inspecting the
4528 REL31 relocation at the beginning of the section.
4529 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4530 in error message.
4531 (Target_arm::Scan::global): Treat any reference to the symbol
4532 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4533
21bb3914
ST		 45342010-02-12 Sriraman Tallam <tmsriram@google.com>
4535
4536 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4537 (Scan::global_reloc_may_be_function_pointer): New function.
4538 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4539 (Scan::global_reloc_may_be_function_pointer): New function.
4540 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4541 (Scan::global_reloc_may_be_function_pointer): New function.
4542 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4543 (Scan::global_reloc_may_be_function_pointer): New function.
4544 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4545 (Scan::global_reloc_may_be_function_pointer): New function.
4546 (Scan::possible_function_pointer_reloc): New function.
4547 (Target_x86_64::can_check_for_function_pointers): New function.
4548 * gc.h (gc_process_relocs): Scan relocation types to determine if
4549 function pointers were taken for targets that support it.
4550 * icf.cc (Icf::find_identical_sections): Include functions for
4551 folding in safe ICF whose pointer is not taken.
4552 * icf.h (Secn_fptr_taken_set): New typedef.
4553 (fptr_section_id_): New member.
4554 (section_has_function_pointers): New function.
4555 (set_section_has_function_pointers): New function.
4556 (check_section_for_function_pointers): New function.
4557 * options.h: Fix comment for safe ICF option.
4558 * target.h (can_check_for_function_pointers): New function.
4559 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4560 Modify icf_safe_test for X86-64.
4561 * testsuite/Makefile.in: Regenerate.
4562 * testsuite/icf_safe_so_test.cc: New file.
4563 * testsuite/icf_safe_so_test.sh: New file.
4564 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4565 (main): Change to take pointer to function kept_func_3.
4566 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4567 folding is done correctly for X86-64.
4568
0da6fa6c
DM		 45692010-02-12 David S. Miller <davem@davemloft.net>
4570
4571 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4572 is_symbolless parameter.
4573 (Output_reloc<SHT_REL>::is_symbolless): New.
4574 (Output_reloc<SHT_REL>::is_symbolless_): New.
4575 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4576 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4577 (Output_reloc<SHT_RELA>::is_symbolless): New.
4578 (Output_data_reloc::add_global): Handle is_symbolless.
4579 (Output_data_reloc::add_global_relative): Likewise.
4580 (Output_data_reloc::add_local): Likewise.
4581 (Output_data_reloc::add_local_relative): Likewise.
4582 (Output_data_reloc::add_symbolless_global_addend): New.
4583 (Output_data_reloc::add_symbolless_local_addend): New.
4584 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4585 is_symbolless.
4586 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4587 instead of ->is_relative_
4588 (Output_reloc::write): Likewise.
4589 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4590 (Output_reloc::write_rel): Simplify.
4591
4592 * sparc.cc (Target_sparc::Scan::local): Use
4593 ->add_symbolless_local_addend as needed.
4594 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4595 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4596 based upon relocation offset.
4597
e4782e83
DK		 45982010-02-11 Doug Kwan <dougkwan@google.com>
4599
4600 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4601 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4602 beginning of function.
4603 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4604 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4605 parameter is_32bit in calls to should_apply_static_reloc.
4606 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4607 (check_DATA): Add arm_abs_global.stdout.
4608 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4609 arm_abs_global.stdout): New rules.
4610 (MOSTLLYCLEANFILES): Add arm_abs_global
4611 * Makefile.in: Regenerate.
4612 * testsuite/arm_abs_global.s: New file.
4613 * testsuite/arm_abs_global.sh: Ditto.
4614 * testsuite/arm_abs_lib.s: Ditto.
4615
93ceb764
ILT		 46162010-02-11 Ian Lance Taylor <iant@google.com>
4617
4618 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4619 Read_relocs task.
4620 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4621 Allocate_commons_task first.
4622 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4623 task, rather than symtab_lock_.
4624 (Gc_process_relocs::~Gc_process_relocs): New function.
4625 (Gc_process_relocs::is_runnable): Check this_blocker_.
4626 (Gc_process_relocs::locks): Use next_blocker_ rather than
4627 blocker_.
4628 (Scan_relocs::~Scan_relocs): New function.
4629 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4630 symtab_lock_.
4631 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4632 next_blocker_.
4633 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4634 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4635 constructor accordingly.
4636 (class Gc_process_relocs): Likewise.
4637 (class Scan_relocs): Likewise.
4638 * common.h (class Allocate_commons_task): Remove symtab_lock_
4639 field, and corresponding constructor parameter.
4640 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4641 symtab_lock_.
4642 (Allocate_commons_task::locks): Likewise.
4643
114dfbe1
ILT		 46442010-02-11 Ian Lance Taylor <iant@google.com>
4645
4646 * gold-threads.h (class Once): Define.
4647 (class Initialize_lock): Rewrite as child of Once.
4648 * gold-threads.cc (class Once_initialize): Define.
4649 (once_pointer_control): New static variable.
4650 (once_pointer, once_arg): New static variables.
4651 (c_run_once): New static function.
4652 (Once::Once, Once::run_once, Once::internal_run): New functions.
4653 (class Initialize_lock_once): Remove.
4654 (initialize_lock_control): Remove.
4655 (initialize_lock_pointer): Remove.
4656 (initialize_lock_once): Remove.
4657 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4658 (Initialize_lock::initialize): Rewrite.
4659 (Initialize_lock::do_run_once): New function.
4660 * archive.cc (Archive::interpret_header): Only clear name if it is
4661 not already empty.
4662 * fileread.cc: Include "gold-threads.h"
4663 (file_counts_lock): New static variable.
4664 (file_counts_initialize_lock): Likewise.
4665 (File_read::release): Only increment counts when using --stats.
4666 Use a lock around the increment.
4667 * parameters.cc (class Set_parameters_target_once): Define.
4668 (set_parameters_target_once): New static variable.
4669 (Parameters::Parameters): Move here from parameters.h.
4670 (Parameters::set_target): Rewrite.
4671 (Parameters::set_target_once): New function.
4672 (Parameters::clear_target): Move here and rewrite.
4673 * parameters.h (class Parameters): Update declarations. Add
4674 set_parameters_target_once_ field.
4675 (Parameters::Parameters): Move to parameters.cc.
4676 (Parameters::clear_target): Likewise.
4677 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4678 task.
4679 (Start_group::~Start_group): New function.
4680 (Start_group::is_runnable): New function.
4681 (Start_group::locks, Start_group::run): New functions.
4682 (Finish_group::run): Change saw_undefined to size_t.
4683 * readsyms.h (class Start_group): Define.
4684 (class Finish_group): Change saw_undefined_ field to size_t.
4685 (Finish_group::Finish_group): Remove saw_undefined and
4686 this_blocker parameters. Change all callers.
4687 (Finish_group::set_saw_undefined): New function.
4688 (Finish_group::set_blocker): New function.
4689 * symtab.h (class Symbol_table): Change saw_undefined to return
4690 size_t. Change saw_undefined_ field to size_t.
4691 * target-select.cc (Set_target_once::do_run_once): New function.
4692 (Target_selector::Target_selector): Initialize set_target_once_
4693 field. Don't initialize lock_ and initialize_lock_ fields.
4694 (Target_selector::instantiate_target): Rewrite.
4695 (Target_selector::set_target): New function.
4696 * target-select.h (class Set_target_once): Define.
4697 (class Target_selector): Update declarations. Make
4698 Set_target_once a friend. Remove lock_ and initialize_lock_
4699 fields. Add set_target_once_ field.
4700
fa17a3f4
ILT		 47012010-02-10 Ian Lance Taylor <iant@google.com>
4702
4703 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4704 queueing any tasks.
4705 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4706 (queue_middle_tasks): Add all blockers before queueing any tasks.
4707 (queue_final_tasks): Likewise.
4708 * token.h (Task_token::add_blockers): New function.
4709 * object.h (Input_objects::number_of_relobjs): New function.
4710
c7177d31
ILT		 47112010-02-10 Ian Lance Taylor <iant@google.com>
4712
5de0e392
ILT		 4713 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4714 shared, not if not position independent.
4715 * x86_64.cc (Relocate::relocate_tls): Likewise.
4716 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4717 (tls_pie_pic_test): New target.
4718 * testsuite/Makefile.in: Rebuild.
4719
c7177d31
ILT		 4720 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4721 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4722 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4723 * testsuite/Makefile.in: Rebuild.
4724
684b268a
DM		 47252010-02-09 David S. Miller <davem@davemloft.net>
4726
4727 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4728 R_SPARC_RELATIVE using ->add_local_relative().
4729 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4730
612a8d3d
DM		 4731 * output.h (Output_data_dynamic::add_section_size): New method
4732 that takes two Output_data objects.
4733 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4734 entry param. Handle it in initializers.
4735 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4736 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4737 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4738 arg.
4739 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4740 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4741 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4742 for dynrel_includes_plt.
4743 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4744 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4745 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4746 before .rela.plt
4747 (Target_sparc::do_finalize_sections): Update to pass true for
4748 dynrel_includes_plt.
4749 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4750 output before .rela.plt
4751 (Target_powerpc::do_finalize_sections): Update to pass true for
4752 dynrel_includes_plt when 32-bit.
4753
cb1be87e
DK		 47542010-02-08 Doug Kwan <dougkwan@google.com>
4755
4756 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4757 method.
4758 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4759 Arm_relobj::scan_section_for_cortex_a8_stubs,
4760 Arm_relobj::do_relocation_section): Instead of calling
4761 Output_section::output_address, use faster
4762 Arm_relobj::simple_input_section_output_address.
4763
705b5121
DM		 47642010-02-08 David S. Miller <davem@davemloft.net>
4765
4766 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4767 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4768 relocation helper function.
4769
024c4466
DM		 4770 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4771 just like R_SPARC_GOT{10,13,22}.
4772 (Target_sparc::Scan::local): Likewise.
4773 (Target_sparc::Relocate:relocate): Likewise.
4774
9109c078
ILT		 47752010-02-06 Ian Lance Taylor <iant@google.com>
4776
4777 * configure.ac: Rewrite targetobjs duplicate removal code to use
4778 only shell constructs.
4779 * configure: Rebuild.
4780
cf846138
DK		 47812010-02-05 Doug Kwan <dougkwan@google.com>
4782
4783 PR 11247
4784 * arm.cc (Arm_relobj::section_is_scannable): New method.
4785 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4786 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4787
6cfaf60b
DK		 47882010-02-04 Doug Kwan <dougkwan@google.com>
4789
4790 PR 11247
4791 * arm-reloc-property.cc (cstdio): Include.
4792 * configure.ac (targetobjs): Remove duplicates.
4793 * configure: Regenerate.
4794 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4795 big and little endian version for a given address size.
4796
5c57f1be
DK		 47972010-02-03 Doug Kwan <dougkwan@google.com>
4798
4799 * arm-reloc-property.cc
4800 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4801 definition.
4802 * arm-reloc-property.h
4803 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4804 New method definition.
4805 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4806 declaration.
4807 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4808 overflow to N.
4809 (GOT_PREL): Change implemented to Y.
4810 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4811 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4812 (Arm_relocate_functions::movw_abs_nc): Remove method.
4813 (Arm_relocate_functions::movt_abs): Ditto.
4814 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4815 (Arm_relocate_functions::thm_movt_abs): Ditto.
4816 (Arm_relocate_functions::movw_rel_nc): Ditto.
4817 (Arm_relocate_functions::movw_rel): Ditto.
4818 (Arm_relocate_functions::movt_rel): Ditto.
4819 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4820 (Arm_relocate_functions:thm_movw_rel): Ditto.
4821 (Arm_relocate_functions:thm_movt_rel): Ditto.
4822 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4823 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4824 New method definitions.
4825 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4826 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4827 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4828 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4829 (Target_arm::Relocate::relocate): Check for non-static or
4830 unimplemented relocation code and exit early. Change calls to
4831 Target_arm::reloc_uses_thumb_bit and
4832 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4833 instead. Refactor code to handle similar relocations to increase
4834 code sharing. Remove check for unsupported relocation code in switch
4835 statement.
4836 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4837 relocation property table to find out size. Change error message to
4838 print out the name of a relocation code instead of the numeric value.
4839 (Target_arm::scan_reloc_for_stub): Use relocation property table
4840 instead of calling Target_arm::reloc_uses_thumb_bit().
4841
218c5831
DK		 48422010-02-02 Doug Kwan <dougkwan@google.com>
4843
4844 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4845 types of relaxed input section.
4846
0d31c79d
DK		 48472010-02-02 Doug Kwan <dougkwan@google.com>
4848
4849 * Makefile.am (HFILES): Add arm-reloc-property.h.
4850 (DEFFILES): New.
4851 (TARGETSOURCES): Add arm-reloc-property.cc
4852 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4853 (libgold_a_SOURCES): $(DEFFILES)
4854 * Makefile.in: Regenerate.
4855 * arm-reloc-property.cc: New file.
4856 * arm-reloc-property.h: New file.
4857 * arm-reloc.def: New file.
4858 * arm.cc: Update comments.
4859 (arm-reloc-property.h): New included header.
4860 (arm_reloc_property_table): New global variable.
4861 (Target_arm::do_select_as_default_target): New method definition.
4862 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4863 arm-reloc-property to targ_extra_obj.
4864 * parameters.cc (set_parameters_target): Call
4865 Target::select_as_default_target().
4866 * target.h (Target::select_as_default_target): New method definition.
4867 (Target::do_select_as_default_target): Same.
4868
546c7457
DK		 48692010-02-01 Doug Kwan <dougkwan@google.com>
4870
4871 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4872 first_output_text_section_.
4873 (Arm_exidx_fixup::first_output_text_section): New method definition.
4874 (Arm_exidx_fixup::first_output_text_section_): New data member.
4875 (Arm_exidx_fixup::process_exidx_section): Record the first text
4876 output section seen.
4877 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4878 and entsize in output section header.
4879
11b861d5
DK		 48802010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4881
4882 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4883 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4884 (Arm_relocate_functions::thm_alu11): New Method.
4885 (Arm_relocate_functions::thm_pc8): New Method.
4886 (Arm_relocate_functions::thm_pc12): New Method.
4887 (Target_arm::Scan::local): Handle the relocations.
4888 (Target_arm::Scan::global): Likewise.
4889 (Target_arm::Relocate::relocate): Likewise.
4890 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4891
c9a2c125
DK		 48922010-01-29 Doug Kwan <dougkwan@google.com>
4893
4894 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4895 of relocation types as ld.
4896
1521477a
DK		 48972010-01-29 Doug Kwan <dougkwan@google.com>
4898
4899 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4900 to public.
4901 (Arm_relocate_functions::thumb_branch_common): Ditto.
4902 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4903 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4904 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4905 Arm_relocate_functions::jump24): Remove.
4906 (Target_arm::Relocate::relocate): Adjust code to call
4907 Arm_relocation_functions::arm_branch_common and
4908 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 4909 wrappers. Merge switch-cases together to reduce source code size.
1521477a 4910
e7eca48c
DK		 49112010-01-29 Doug Kwan <dougkwan@google.com>
4912
4913 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4914 output_local_symbol_count_needs_update_.
4915 (Arm_relobj::output_local_symbol_count_needs_update,
4916 Arm_relobj::set_output_local_symbol_count_needs_update,
4917 Arm_relobj::update_output_local_symbol_count): New methods.
4918 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4919 member.
4920 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4921 of pointed function as in a R_ARM_PREL31 relocation.
4922 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4923 for output local symbol count updating.
4924 (Target_arm::do_relax): Update output local symbol counts in objects
4925 if necessary.
4926 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4927
02961d7e
ILT		 49282010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4929
4930 * arm.cc: Added support for the ARM relocations:
4931 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4932 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4933 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4934 movw_prel_nc).
4935 (Arm_relocate_functions::movw_rel): New method.
4936 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4937 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4938 thm_movw_prel_nc).
4939 (Arm_relocate_functions::thm_movw_rel): New method.
4940 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4941 thm_movt_prel).
4942 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4943 relocations.
4944 (Target_arm::Scan::global): Likewise.
4945 (Target_arm::Relocate::relocate): Likewise.
4946 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4947 Likewise.
4948
b10d2873
ILT		 49492010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4950
4951 * arm.cc: Added support for ARM group relocations.
4952 (Target_arm::reloc_needs_sym_origin): New method.
4953 (Arm_relocate_functions::calc_grp_kn): New method.
4954 (Arm_relocate_functions::calc_grp_residual): New method.
4955 (Arm_relocate_functions::calc_grp_gn): New method.
4956 (Arm_relocate_functions::arm_grp_alu): New Method.
4957 (Arm_relocate_functions::arm_grp_ldr): New Method.
4958 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4959 (Arm_relocate_functions::arm_grp_ldc): New Method.
4960 (Target_arm::Scan::local): Handle the ARM group relocations.
4961 (Target_arm::Scan::global): Likewise.
4962 (Target_arm::Relocate::relocate): Likewise.
4963 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4964 Likewise.
4965
2b328d4e
DK		 49662010-01-26 Doug Kwan <dougkwan@google.com>
4967
4968 * arm.cc (set): Include.
4969 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4970 pointer type.
4971 (Arm_output_section::Text_section_list): New type.
4972 (Arm_output_section::append_text_sections_to_list): New method.
4973 (Arm_output_section::fix_exidx_coverage): Ditto.
4974 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4975 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4976 Relobj::set_section_offset() instead of
4977 Sized_relobj::invalidate_section_offset().
4978 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4979 parameter for section headers. Ignore relocation sections for
4980 unallocated sections and EXIDX sections.
4981 (Target_arm::fix_exidx_coverage): New method.
4982 (Target_arm::output_section_address_less_than): New type.
4983 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4984 linked text section instead of the EXIDX section.
4985 (Arm_output_section::create_stub_group): Add an assertion to check
4986 that this is not an EXIDX output section.
4987 (Arm_output_section::append_text_sections_to_list): New method.
4988 (Arm_output_section::fix_exidx_coverage): Ditto.
4989 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4990 Arm_relobj::section_needs_reloc_stub_scanning.
4991 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4992 first pass.
4993 (Target_arm::fix_exidx_coverage): New method.
4994 * object.h (Relobj::set_output_section): New method.
4995 (Sized_relobj::invalidate_section_offset): Remove method.
4996 (Sized_relobj::do_invalidate_section_offset): Remove method.
4997 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4998
c7f3c371
DK		 49992010-01-25 Doug Kwan <dougkwan@google.com>
5000
5001 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5002 Fix warning due to signed and unsigned comparison on a 32-bit host.
5003
8923b24c
DK		 50042010-01-22 Doug Kwan <dougkwan@google.com>
5005
5006 * arm.cc (Target_arm::do_relax): Record an output section for section
5007 offset adjustment it contains any stub table that has changed.
5008 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5009 offsets in an output section if necessary.
5010 * output.cc (Output_section::Output_section): Initialize
5011 section_offsets_need_adjustments_.
5012 (Output_section::add_input_section_for_script): Renamed to
5013 Output_section::add_simple_input_section.
5014 (Output_section::save_states): Add a comment.
5015 (Output_section::discard_states): New method defintion.
5016 (Output_section::adjust_section_offsets): Same.
5017 * output.h (Output_section::add_input_section_for_script): Renamed to
5018 Output_section::add_simple_input_section.
5019 (Output_section::discard_states): New method declaration.
5020 (Output_section::adjust_section_offsets): Same.
5021 (Output_section::section_offsets_need_adjustment,
5022 Output_section::set_section_offsets_need_adjustment): New method
5023 definitions.
5024 (Output_section::section_offsets_need_adjustment_): New data member.
5025 * script-sections.cc
5026 (Output_section_element_input::set_section_address): Adjust code for
5027 renaming of Output_section::add_input_section_for_script.
5028 (Orphan_output_section::set_section_address): Same.
5029
9b2fd367
DK		 50302010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5031
5032 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5033 Fix_v4bx enum values .
5034 * gold/options.h (General_options): New option definitions.
5035 (General_options::fix_v4bx): New method.
5036 (General_options::Fix_v4bx): New enum.
5037 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5038 (General_options::parse_fix_v4bx_interworking): New method.
5039
80d0d023
DK		 50402010-01-22 Doug Kwan <dougkwan@google.com>
5041
5042 * arm.cc (Arm_exidx_fixup): New class.
5043
af2cdeae
DK		 50442010-01-21 Doug Kwan <dougkwan@google.com>
5045
5046 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5047 classes.
5048 (Arm_exidx_section_offset_map): New type.
5049
993d07c1
DK		 50502010-01-21 Doug Kwan <dougkwan@google.com>
5051
5052 * arm.cc (Arm_exidx_input_section): New class.
5053 (Arm_relobj::exidx_input_section_by_link,
5054 Arm_relobj::exidx_input_section_by_shndx,
5055 Arm_relobj::make_exidx_input_section): New methods.
5056 (read_arm_attributes_section): Remove.
5057 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5058 information about them.
5059 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5060 to here.
5061
5ac169d4
DK		 50622010-01-20 Doug Kwan <dougkwan@google.com>
5063
5064 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5065 Input_section_specifier to Section_id.
5066 (Target_arm::new_arm_input_section: Adjust code for change of key
5067 type.
5068 (Target_arm::find_arm_input_section): Ditto.
5069 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5070 (Section_id): Remove.
5071 (Garbage_collection::Section_id_hash): Remove.
5072 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5073 (Section_id): Remove.
5074 (Icf::Section_id_hash): Remove.
5075 * object.h (Section_id, Const_section_id, Section_id_hash,
5076 Const_section_id_hash): New type definitions.
5077 * output.cc (Output_section::add_relaxed_input_section): Change to
5078 use Const_section_id instead of Input_section_specifier as key type.
5079 (Output_section::add_merge_input_section): Ditto.
5080 (Output_section::build_relaxation_map): Change to use Section_id
5081 instead of Input_section_specifier as key type.
5082 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5083 Ditto.
5084 (Output_section::convert_input_sections_to_relaxed_sections): Change
5085 to use Const_section_id instead of Input_section_specifier as key type.
5086 (Output_section::find_merge_section): Ditto.
5087 (Output_section::find_relaxed_input_section): Ditto.
5088 * output.h (Input_section_specifier): Remove class.
5089 (Output_section::Output_section_data_by_input_section_map): Change
5090 key type to Const_section_id.
5091 (Output_section::Output_relaxed_input_section_by_input_section_map):
5092 Ditto.
5093 (Output_section::Relaxation_map): Change key type to Section_id.
5094
a2162063
ILT		 50952010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5096
5097 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5098 (class Arm_v4bx_stub): New class.
5099 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5100 (Stub_factory::make_arm_v4bx_stub): New method.
5101 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5102 (Stub_table::empty): Handle v4bx stubs.
5103 (Stub_table::add_arm_v4bx_stub): New method.
5104 (Stub_table::find_arm_v4bx_stub): New method.
5105 (Arm_relocate_functions::v4bx): New method.
5106 (Target_arm::fix_v4bx): New method.
5107 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5108 (Stub_table::relocate_stubs): Likewise.
5109 (Stub_table::do_write): Likewise.
5110 (Stub_table::update_data_size_and_addralign): Likewise.
5111 (Stub_table::finalize_stubs): Likewise.
5112 (Target_arm::Scan::local): Likewise.
5113 (Target_arm::Scan::global): Likewise.
5114 (Target_arm::do_finalize_sections): Likewise.
5115 (Target_arm::Relocate::relocate): Likewise.
5116 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5117 Likewise.
5118 (Target_arm::scan_reloc_for_stub): Likewise.
5119 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5120
5696ab0b
ILT		 51212010-01-19 Ian Lance Taylor <iant@google.com>
5122
5123 * output.cc (Output_section_headers::do_sized_write): Write large
5124 segment count to sh_info field.
5125 (Output_file_header::do_sized_write): For large segment count,
5126 write PN_XNUM to e_phnum field.
5127
800d0f56
ILT		 51282010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5129
5130 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5131 (Arm_relocate_functions::thm_jump8): New function.
5132 (Arm_relocate_functions::thm_jump11): New function.
5133 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5134 R_ARM_THM_JUMP11.
5135 (Target_arm::Scan::global): Likewise.
5136 (Target_arm::Relocate::relocate): Likewise.
5137 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5138 Likewise.
5139
41263c05
DK		 51402010-01-14 Doug Kwan <dougkwan@google.com>
5141
5142 * arm.cc (map, utility): Include headers.
5143 (Target_arm::apply_cortex_a8_workaround): New method.
5144 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5145 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5146 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5147 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5148 the --[no-]fix-cortex-a8 command line options.
5149 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5150 (Target_arm::relocate_stub): Use addend in instruction template.
5151 * options.h (DEFINE_bool): Set the user-set flag.
5152 (General_options): Add --[no-]-fix-cortex options.
5153 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5154 : Update fast look-up map after conversion.
41263c05 5155
459e9b03
ST		 51562010-01-14 Sriraman Tallam <tmsriram@google.com>
5157
5158 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5159 in the first pass of do_layout.
5160
b521dfe4
DK		 51612010-01-13 Doug Kwan <dougkwan@google.com>
5162
5163 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5164 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5165 apparent compiler problem of not folding static constant integral
5166 data members of elfcpp::Elf_sizes<32>.
5167
44272192
DK		 51682010-01-13 Doug Kwan <dougkwan@google.com>
5169
5170 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5171 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5172 Arm_relobj::scan_section_for_cortex_a8_erratum,
5173 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5174 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5175 sections to scan for relocation stubs into a new method
5176 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5177 relocation and Cortex-A8 stub scanning.
5178 (Target_arm::do_relax): Force stubs to be after stubbed sections
5179 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5180 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5181 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5182
44b71ece
ILT		 51832010-01-12 Ian Lance Taylor <iant@google.com>
5184
5185 * target-reloc.h (visibility_error): New inline function.
5186 (relocate_section): Call visibility_error.
5187 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5188 (MOSTLYCLEANFILES): Likewise.
5189 (protected_4_pic.o, protected_3.err): New targets.
5190 * testsuite/protected_4.cc: New file.
5191
a120bc7f
DK		 51922010-01-12 Doug Kwan <dougkwan@google.com>
5193
5194 * arm.cc (Cortex_a8_reloc): New class.
5195 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5196 and cortex_a8_relocs_info_.
5197 (Target_arm::fix_cortex_a8): New method definition.
5198 (Target_arm::Cortex_a8_relocs_info): New type.
5199 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5200 New data member declarations.
5201 (Target_arm::scan_reloc_for_stub): Record information about
5202 relocations for THUMB branches that might be exempted from the
5203 Cortex-A8 workaround.
5204 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5205 at the beginning of a relaxation pass.
5206
20138696
DK		 52072010-01-12 Doug Kwan <dougkwan@google.com>
5208
5209 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5210 (Arm_relobj::Mapping_symbol_position,
5211 Arm_reloj::Mapping_symbol_position_less,
5212 Arm_relobj::Mapping_symbols_info): New types.
5213 (Target_arm::is_mapping_symbol_name): New method definition.
5214 (Arm_relobj::do_count_local_symbols): Save information about mapping
5215 symbols.
5216
089d69dc
DK		 52172010-01-11 Doug Kwan <dougkwan@google.com>
5218
5219 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5220 Arm_relocate_functions::thumb32_branch_upper,
5221 Arm_relocate_functions::thumb32_branch_lower,
5222 Arm_relocate_functions::thumb32_cond_branch_offset,
5223 Arm_relocate_functions::thumb32_cond_branch_upper,
5224 Arm_relocate_functions::thumb32_cond_branch_lower,
5225 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5226 branch offset encoding.
5227 (Arm_relocate_functions::thumb_branch_common): Use new branch
5228 offset encoding methods to avoid code duplication.
5229 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5230 (Stub_addend_reader::operator()): Use new branch encoding method
5231 to avoid code duplication.
5232
99e5bff2
DK		 52332010-01-11 Doug Kwan <dougkwan@google.com>
5234
5235 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5236 (Target_arm::do_finalize_sections): Define special EXIDX section
5237 symbols only if referenced.
5238 * gc.h (Garbage_collection::add_reference): New method.
5239 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5240 code duplication.
5241
98e090bd
ILT		 52422010-01-11 Ian Lance Taylor <iant@google.com>
5243
d0a91bd8
ILT		 5244 * script.cc (Version_script_info::build_expression_list_lookup):
5245 Change complaing about duplicate wildcard match from error to
5246 warning.
5247
98e090bd
ILT		 5248 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5249 of 2009-12-30.
5250 (Version_script_info::Version_script_info): Initialize globs_,
5251 default_version_, default_is_global_, and exact_. Don't
5252 initialize globals_ or locals_.
5253 (Version_script_info::build_lookup_tables): Build local symbols
5254 first.
5255 (Version_script_info::unquote): New function.
5256 (Version_script_info::add_exact_match): New function.
5257 (Version_script_info::build_expression_list_lookup): Remove lookup
5258 parameter. Add is_global parameter. Change all callers. Handle
5259 wildcard pattern specially. Unquote pattern. Call
5260 add_exact_match.
5261 (Version_script_info::get_name_to_match): New function.
5262 (Version_script_info::get_symbol_version): New function.
5263 (Version_script_info::get_symbol_version_helper): Remove.
5264 (Version_script_info::check_unmatched_names): Call unquote.
5265 * script.h (class Version_script_info): Change get_symbol_version
5266 to be non-inline and add is_global parameter; change all callers.
5267 Rewrite symbol_is_local. Update declarations. Define struct
5268 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5269 Remove globals_ and locals_ members. Add exact_, globs_,
5270 default_version_, is_global_.
5271 (Version_script_info::Glob): Remove pattern, add expression and
5272 is_global. Update constructor. Change all callers.
5273 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5274 default version.
5275 (Versions::symbol_section_contents): If a symbol is undefined, or
5276 defined in a dynamic object, set the version index to
5277 VER_NDX_LOCAL.
5278 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5279 symbol_is_local.
5280 (Symbol_table::add_from_pluginobj): Likewise.
5281 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5282
d56962d3
DK		 52832010-01-11 Doug Kwan <dougkwan@google.com>
5284
5285 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5286 (incremental_dump_LDADD): Add linking option for libintl.
5287 * Makefile.in: Regenerate.
5288
94e6ee91
L		 52892010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5290
5291 PR gold/11144
5292 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5293 instead of -Ds.
5294 * testsuite/Makefile.in: Regenerated.
5295
e96c574b
DK		 52962010-01-10 Doug Kwan <dougkwan@google.com>
5297
5298 * options.h (DEFINE_var): Use parentheses around argument varname__
5299 in macro body to avoid any unintended subsequent substitutions.
5300
7198066b
ILT		 53012010-01-10 Ian Lance Taylor <iant@google.com>
5302
ba4d53bf
ILT		 5303 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5304 candidates before doing symbol resolution.
5305
7198066b
ILT		 5306 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5307 ODR candidates if only one is weak.
5308
a2beed37
ILT		 53092010-01-08 Ian Lance Taylor <iant@google.com>
5310
5311 * script.cc (Version_script_info::build_expression_list_lookup):
5312 Don't warn about ambiguous version, just record the ambiguity.
5313 (Version_script_info::get_symbol_version_helper): Give error if
5314 version is ambiguous.
5315
2fb7225c
DK		 53162010-01-08 Doug Kwan <dougkwan@google.com>
5317
5318 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5319 prev_data_size_ and prev_addralign_. Remove initializer for
5320 deleted data member has_been_changed_.
5321 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5322 to determine if the table is empty.
5323 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5324 Remove.
5325 (Stub_table::add_reloc_stub): Define method in class definition
5326 instead of just declaring it there.
5327 (Stub_table::add_cortex_a8_stub): New method definition.
5328 (Stub_table::update_data_size_and_addralign): Ditto.
5329 (Stub_table::finalize_stubs): Ditto.
5330 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5331 (Stub_table::do_addralign_): Return address alignment in the
5332 (Stub_table::do_reset_address_and_file_offset): Define method in
5333 class definition instead of declaring it there. Set current data
5334 size to be the data size of the previous pass.
5335 (Stub_table::set_final_data_size): Use current data size as the
5336 final data size.
5337 (Stub_table::relocate_stub): Change parameter type of stub from
5338 Reloc_stub pointer to Stub pointer.
5339 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5340 (Stub_table::Cortex_a8_stub_list): New typedef.
5341 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5342 Stub_table::prev_addralign_): New data member.
5343 (Arm_relobj::Arm_relobj): Initialize data member
5344 section_has_cortex_a8_workaround_.
5345 (Arm_relobj::section_has_cortex_a8_workaround,
5346 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5347 definitions.
5348 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5349 declarations.
5350 (Target_arm::relocate_stub): Change parameter type of stub from
5351 Reloc_stub pointer to Stub pointer.
5352 (Insn_template::size, Insn_template::alignment): Handle
5353 THUMB16_SPECIAL_TYPE.
5354 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5355 Stub_table::update_data_size_and_addralign,
5356 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5357 definitions.
5358 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5359 (Stub_table::do_write): Ditto.
5360 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5361
880cd20d
ILT		 53622010-01-08 Ian Lance Taylor <iant@google.com>
5363
5364 PR 11108
5365 * symtab.h (class Symbol): Remove fields is_target_special_ and
5366 has_plt_offset_. Add field is_defined_in_discarded_section_.
5367 (Symbol::is_defined_in_discarded_section): New function.
5368 (Symbol::set_is_defined_in_discarded_section): New function.
5369 (Symbol::has_plt_offset): Rewrite.
5370 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5371 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5372 Don't initialize is_target_special_ or has_plt_offset_.
5373 Initialize is_defined_in_discarded_section_.
5374 (Symbol_table::add_from_relobj): If appropriate, set
5375 is_defined_in_discarded_section.
5376 * resolve.cc (Symbol::override_base_with_special): Don't test
5377 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5378 * target-reloc.h (relocate_section): Do special handling for
5379 symbols defined in discarded sections for global symbols as well
5380 as local symbols.
5381
2703e3eb
ILT		 53822010-01-08 Ian Lance Taylor <iant@google.com>
5383
5384 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5385 the SHT_SYMTAB case.
5386
339d40a3
ILT		 53872010-01-08 Ian Lance Taylor <iant@google.com>
5388
5389 * object.cc (Sized_relobj::do_layout): Don't get confused if
5390 layout_eh_frame returns NULL.
5391
abecea76
ILT		 53922010-01-08 Ian Lance Taylor <iant@google.com>
5393
5394 PR 11084
5395 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5396 dynamic symbol table, use the normal symbol table.
5397 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5398 symbol table.
5399
6b7dd3f3
ILT		 54002010-01-08 Ian Lance Taylor <iant@google.com>
5401
5402 PR 11072
5403 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5404 sections.
5405
36c50e63
L		 54062010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5407
5408 * version.cc (print_version): Change to "Copyright 2010".
5409
e291e7b9
ILT		 54102010-01-08 Ian Lance Taylor <iant@google.com>
5411
5412 PR 10287
5413 PR 11063
5414 * i386.cc (class Target_i386): Change return type of plt_section
5415 to be non-const.
5416 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5417 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5418 tls_desc_rel_ field.
5419 (Output_data_plt_i386::rel_tls_desc): New function.
5420 (Target_i386::rel_tls_desc_section): New function.
5421 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5422 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5423 R_386_TLS_DESC reloc in rel_tls_desc_section.
5424 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5425 Define struct Tlsdesc_info.
5426 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5427 (Target_x86_64::do_reloc_symbol_index): New function.
5428 (Target_x86_64::add_tlsdesc_info): New function.
5429 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5430 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5431 tlsdesc_rel_ field.
5432 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5433 all callers.
5434 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5435 (Target_x86_64::rela_tlsdesc_section): New function.
5436 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5437 handling.
5438 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5439 (Target_x86_64::do_reloc_addend): New function.
5440 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5441 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5442 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5443 (Output_reloc::type): New function.
5444 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5445 (Output_reloc::is_target_specific): New function.
5446 (Output_reloc::target_arg): New function.
5447 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5448 absolute relocs and target specific relocs.
5449 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5450 add_target_specific.
5451 (class Output_data_reloc) [SHT_RELA]: Likewise.
5452 * output.cc (Output_reloc::Output_reloc): Add four new versions
5453 for absolute relocs and target specific relocs.
5454 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5455 (Output_reloc::get_symbol_index): Likewise.
5456 (Output_reloc::local_section_offset): Check that local_sym_index_
5457 is not TARGET_CODE or 0.
5458 (Output_reloc::symbol_value): Likewise.
5459 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5460 reloc.
5461 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5462 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5463 functions.
5464 * layout.cc (add_target_dynamic_tags): Use output section for
5465 DT_PLTRELSZ and DT_JMPREL.
5466
3a44184e
ILT		 54672010-01-07 Ian Lance Taylor <iant@google.com>
5468
5469 PR 11061
5470 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5471 function.
5472 (class Output_data_reloc_generic): Define.
5473 (class Output_data_reloc_base): Change base class to
5474 Output_data_reloc_generic. Change add() method to call
5475 bump_relative_reloc_count for a relative reloc. Remove
5476 sort_relocs_ field.
5477 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5478 to sort_relocs().
5479 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5480 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5481 appropriate.
5482 * layout.h (class Layout): Update declaration.
5483
ea715a34
ILT		 54842010-01-07 Ian Lance Taylor <iant@google.com>
5485
5486 * output.h (class Output_data): Add const version of
5487 output_section and do_output_section.
5488 (class Output_section_data): Add const version of
5489 do_output_section.
5490 (class Output_section): Likewise.
5491 * layout.cc (Layout::add_target_dynamic_tags): New function.
5492 * layout.h (class Layout): Update declarations.
5493 * arm.cc (Target_arm::do_finalize_sections): Use
5494 add_target_dynamic_tags.
5495 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5496 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5497 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5498 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5499
659948a4
ILT		 55002010-01-07 Ian Lance Taylor <iant@google.com>
5501
5502 PR 11042
5503 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5504 object as needed.
5505
9d3b86f6
ILT		 55062010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5507 Ian Lance Taylor <iant@google.com>
5508
5509 PR 11019
5510 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5511 Xindex::read_symtab_xindex.
5512
bb0d3eb0
DK		 55132010-01-07 Doug Kwan <dougkwan@google.com>
5514
5515 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5516 (Insn_template::thumb16_bcond_insn): New method declaration.
5517 (Insn_template): Fix spelling.
5518 (Stub::thumb16_special): New method declaration.
5519 (Stub::do_write): Define virtual method which was previously pure
5520 virtual.
5521 (Stub::do_thumb16_special): New method declaration.
5522 (Stub::do_fixed_endian_write): New template member.
5523 (Reloc_stub::do_write): Remove.
5524 (Reloc_stub::do_fixed_endian_write): Remove.
5525 (Cortex_a8_stub): New class definition.
5526 (Stub_factory::make_cortex_a8_stub): New method definition.
5527 (Stub_factory::Stub_factory): Add missing static storage class
5528 qualifier for elf32_arm_stub_a8_veneer_blx.
5529
ffeef7df
ILT		 55302010-01-07 Ian Lance Taylor <iant@google.com>
5531
dc3f80fe
ILT		 5532 PR 10980
5533 * options.h (class General_options): Add --warn-unresolved-symbols
5534 and --error-unresolved-symbols.
5535 * errors.cc (Errors::undefined_symbol): Implement
5536 --warn-unresolved-symbols.
5537
ffeef7df
ILT		 5538 * options.h (class General_options): Add -z text and -z textoff.
5539 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5540
f1ec9ded
ST		 55412010-01-06 Sriraman Tallam <tmsriram@google.com>
5542
5543 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5544 (Garbage_collection::cident_sections): New function.
5545 (Garbage_collection::add_cident_section): New function.
5546 (Garbage_collection::cident_sections_): New member.
5547 (gc_process_relocs): Add references to sections whose names are C
5548 identifiers.
5549 * gold.h (cident_section_start_prefix): New constant.
5550 (cident_section_stop_prefix): New constant.
5551 (is_cident): New function.
5552 * layout.cc (Layout::define_section_symbols): Replace string constants
5553 with the newly defined constants.
5554 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5555 C identifiers.
5556 * testsuite/Makefile.am: Add gc_orphan_section_test.
5557 * testsuite/Makefile.in: Regenerate.
5558 * testsuite/gc_orphan_section_test.cc: New file.
5559 * testsuite/gc_orphan_section_test.sh: New file.
5560
6eda8c29
ILT		 55612010-01-06 Ian Lance Taylor <iant@google.com>
5562
b9674e17
ILT		 5563 PR 10980
5564 * options.h (class General_options): Add --warn-shared-textrel.
5565 * layout.cc (Layout::finish_dynamic_section): Implement
5566 --warn-shared-textrel.
5567
6eda8c29
ILT		 5568 PR 10980
5569 * options.h (class General_options): Add --warn-multiple-gp.
5570
32dcd44e
ILT		 55712010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5572
5573 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5574 $(THREADSLIB) and $(LIBDL).
5575 * Makefile.in: Rebuild.
5576
a192ba05
ILT		 55772010-01-06 Ian Lance Taylor <iant@google.com>
5578
5579 PR 10980
5580 * options.cc (General_options::parse_section_start): New function.
5581 (General_options::section_start): New function.
5582 (General_options::General_options): Initialize all members.
5583 * options.h: Include <map>
5584 (class General_options): Add --section-start. Add section_starts_
5585 member.
5586 * layout.cc (Layout::attach_allocated_section_to_segment): If
5587 --section-start was used, set the address of the segment. Remove
5588 local sort_sections.
5589 (Layout::relaxation_loop_body): If the address of the load segment
5590 has been set by --section-start, don't use it.
5591 * output.h (Output_segment::update_flags_for_output_section): New
5592 function.
5593 * output.cc (Output_segment::add_output_section): Call
5594 update_flags_for_output_section.
5595
dde3f402
ILT		 55962010-01-05 Ian Lance Taylor <iant@google.com>
5597
62dfdd4d
ILT		 5598 PR 10980
5599 * options.h (class General_options): Add --undefined-version.
5600 * script.cc (struct Version_expression): Add was_matched_by_symbol
5601 field.
5602 (Version_script_info::matched_symbol): New function.
5603 (Version_script_info::get_symbol_version_helper): Call
5604 matched_symbol.
5605 (Version_script_info::check_unmatched_names): New function.
5606 * script.h (class Version_script_info): Update declarations.
5607 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5608
9c4ae156
ILT		 5609 * options.h (class General_options): Use DEFINE_bool_alias for
5610 allow_multiple_definition.
5611 * resolve.cc (Symbol_table::should_override): Don't test
5612 allow_multiple_definition.
5613
dde3f402
ILT		 5614 PR 10980
5615 * options.h (class General_options): Add --cref.
5616 * main.cc (main): Print cref table if --cref. Don't close mapfile
5617 until after printing cref table.
5618 * cref.cc: Include "symtab.h".
5619 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5620 (Cref_table_compare::operator()): New function.
5621 (Cref_inputs::gather_cref): New function.
5622 (filecol): New static const.
5623 (Cref_inputs::print_cref): New function.
5624 (Cref::print_cref): New function.
5625 * cref.h: Include <cstdio>.
5626 (class Cref): Update declarations.
5627 * mapfile.h (Mapfile::file): New function.
5628 * object.h (class Object): Define Symbols. Declare virtual
5629 do_get_global_symbols.
5630 (Object::get_global_symbols): New function.
5631 * object.cc (Input_objects::add_object): Pass object to cref_ if
5632 --cref.
5633 (Input_objects::archive_start): Likewise.
5634 (Input_objects::archive_stop): Likewise.
5635 (Input_objects::print_cref): New function.
5636 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5637 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5638 --cref.
5639 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5640 function.
5641 * plugin.h (class Sized_pluginobj): Update declarations.
5642
8781f709
ILT		 56432010-01-05 Ian Lance Taylor <iant@google.com>
5644
5645 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5646 to is_default_version. Rename insdef to insdefault.
5647 (Symbol_table::add_from_relobj): Rename def to is_default_version
5648 and local to is_forced_local.
5649 (Symbol_table::add_from_pluginobj): Likewise.
5650 (Symbol_table::add_from_dynobj): Likewise.
5651 (Symbol_table::define_special_symbol): Rename insdef to
5652 insdefault.
5653
fe35d28d
ILT		 56542010-01-04 Ian Lance Taylor <iant@google.com>
5655
30bc8c46
ILT		 5656 PR 10980
5657 * options.h (class General_options): Add
5658 --allow-multiple-definition and -z muldefs.
5659 * resolve.cc (Symbol_table::should_override): Don't warn about a
5660 multiple symbol definition if --allow-multiple-definition or -z
5661 muldefs.
5662
7eaea549
ILT		 5663 PR 10980
5664 * options.h (class General_options): Add --add-needed and
5665 --copy-dt-needed-entries. Tweak --as-needed help entry.
5666 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5667 error if --copy-dt-needed-entries aka --add-needed is used and
5668 would cause a change in behaviour.
5669
fe35d28d
ILT		 5670 PR 10980
5671 * options.h (class General_options): Add -G as a short version of
5672 --shared. Add no-op options -assert, -g, and -i.
5673
55a2bb35
ST		 56742010-01-04 Sriraman Tallam <tmsriram@google.com>
5675
5676 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5677 check for .text or .gnu.linkonce.t sections.
5678 * icf.cc (Icf::find_identical_sections): Ditto.
5679 Change the detection for mangled function name within the section
5680 name.
5681 * icf.h (is_section_foldable_candidate): New function.
5682
719328e1
ILT		 56832009-12-30 Ian Lance Taylor <iant@google.com>
5684
5685 PR 10980
5686 * options.h (class General_options): Permit two dashes with
5687 --retain-symbols-file.
5688
d7bb5745
ILT		 56892009-12-30 Ian Lance Taylor <iant@google.com>
5690
403a15dd
ILT		 5691 PR 10979
5692 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5693 don't put the file header and segment headers in the text
5694 segment.
5695
eda294df
ILT		 5696 PR 10979
5697 * common.cc (Sort_commons::operator()): Stabilize sort when both
5698 entries are NULL.
5699 (Symbol_table::do_allocate_commons_list): When allocating common
5700 symbols, skip a symbol which is no longer common.
5701 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5702 an object before checking its type.
5703 * testsuite/common_test_2.c: New file.
5704 * testsuite/common_test_3.c: New file.
5705 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5706 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5707 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5708 (common_test_2_pic.o, common_test_2.so): New targets.
5709 (common_test_3_pic.o, common_test_3.so): New targets.
5710 * testsuite/Makefile.in: Rebuild.
5711
d7bb5745
ILT		 5712 PR 10979
5713 * script.cc (read_input_script): If we see a new SECTIONS clause,
5714 and we have added an input section, give an error.
5715 * layout.h (class Layout): Add have_added_input_section function.
5716 Add have_added_input_section_ field.
5717 * layout.cc (Layout::Layout): Initialize
5718 have_added_input_section_.
5719 (Layout::layout): Set have_added_input_section_.
5720 (Layout::layout_eh_frame): Likewise.
5721
fc59c572
ILT		 57222009-12-30 Ian Lance Taylor <iant@google.com>
5723
5724 PR 10931
5725 * options.h (class General_options): Add --sort-common option.
5726 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5727 * common.cc (Sort_common): Add sort_order parameter to
5728 constructor. Add sort_order_ field.
5729 (Sort_commons::operator): Check sort_order_.
5730 (Symbol_table::allocate_commons): Determine the sort order.
5731 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5732 Change all callers.
5733 (Symbol_table::do_allocate_commons_list): Likewise.
5734
1c74fab0
ILT		 57352009-12-30 Ian Lance Taylor <iant@google.com>
5736
5737 PR 10916
5738 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5739 symbols from this object, don't change the visibility of an
5740 undefined symbol.
5741 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5742
6affe781
ILT		 57432009-12-30 Ian Lance Taylor <iant@google.com>
5744
5745 PR 10861
5746 * script.h (class Version_script_info): Define Language enum.
5747 Update declarations. Define Glob, Exact, and Lookup types. Add
5748 new fields globals_, locals_, and is_finalized_.
5749 * script.cc: Various formatting fixes.
5750 (class Parser_closure): Change language_stack_ from a vector of
5751 std::string to one of Version_script_info::Language. Adjust all
5752 uses accordingly.
5753 (class Lazy_demangler): Remove.
5754 (struct Version_expression): Change language from std::string to
5755 Version_script_info::Language.
5756 (Version_script_info::Version_script_info): New function.
5757 (Version_script_info::~Version_script_info): Don't call clear.
5758 (Version_script_info::finalize): New function.
5759 (Version_script_info::build_lookup_tables): New function.
5760 (Version_script_info::build_expression_list_lookup): New
5761 function.
5762 (Version_script_info::get_symbol_version_helper): Rewrite to use
5763 lookup tables.
5764 (Version_script_info::print_expression_list): Adjust to use
5765 Version_script_info::Language.
5766 (script_push_lex_into_version_mode): Check that the version script
5767 has not been finalized.
5768 (version_script_push_lang): Change language string to
5769 Version_script_info::Language.
5770 * options.cc (Command_line::version_script): New function.
5771 * options.h (class General_options): Add finalize_dynamic_list
5772 function. Change version_script from declaration to definition.
5773 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5774 * testsuite/version_script.map: Remove duplicate def of foo.
5775 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5776 version_script.map.
5777 * testsuite/Makefile.in: Rebuild.
5778
818bf354
ILT		 57792009-12-30 Ian Lance Taylor <iant@google.com>
5780
5781 PR 10843
5782 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5783 if the input symbol index is 0, make the output symbol index 0.
5784
ebcc8304
ILT		 57852009-12-30 Ian Lance Taylor <iant@google.com>
5786
5787 PR 10670
5788 * options.h (class General_options): Add -x/--discard-all.
5789 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5790 --discard-all. If the local symbol needs a dynamic entry, check
5791 that before handling --discard-locals.
5792
176fe33f
ILT		 57932009-12-30 Ian Lance Taylor <iant@google.com>
5794
bb321bb1
ILT		 5795 PR 10450
5796 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5797 flags to PF_R.
5798 (Output_segment::add_output_section): Don't change the flags if
5799 the type is PT_TLS.
5800
176fe33f
ILT		 5801 PR 10450
5802 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5803 GNU hash table if they need a dynamic value. Otherwise, don't add
5804 them if they are defined in a dynamic object or are forced local.
5805
e8cd95c7
ILT		 58062009-12-29 Ian Lance Taylor <iant@google.com>
5807
1b81fb71
ILT		 5808 PR 10450
5809 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5810 .gnu.hash table for a 32-bit target.
5811
8d6d383d
ILT		 5812 PR 10450
5813 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5814 regular and a dynamic object only needs a dynamic symbol table
5815 entry if it is externally visible.
5816
e785ec03
ILT		 5817 PR 10450
5818 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5819 constructor. Add global_offset_table_ field.
5820 (Target_i386::got_section): Set global_offset_table_.
5821 (Target_i386::do_finalize_sections): Set global_offset_table_
5822 size.
5823 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5824 in constructor. Add global_offset_table_ field.
5825 (Target_x86_64::got_section): Set global_offset_table_.
5826 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5827 size.
5828
1a2dff53
ILT		 5829 * layout.cc (Layout::Layout): Initialize increase_relro_.
5830 (Layout::get_output_section): Add is_relro, is_last_relro, and
5831 is_first_non_relro parameters. Change all callers.
5832 (Layout::choose_output_section): Likewise.
5833 (Layout::add_output_section_data): Likewise.
5834 (Layout::make_output_section): Likewise.
5835 (Layout::set_segment_offsets): Clear increase_relro when using a
5836 linker script.
5837 * layout.h (class Layout): Add increase_relro method. Add
5838 increase_relro_ field. Update declarations.
5839 * output.cc (Output_section::Output_section): Initialize
5840 is_last_relro_ and is_first_non_relro_.
5841 (Output_segment::add_output_section): Group relro sections is
5842 do_sort is true. Handle is_last_relro and is_first_non_relro.
5843 (Output_segment::maximum_alignment): Remove relro handling.
5844 (Output_segment::set_section_addresses): Add increase_relro
5845 parameter. Change all callers. Add initial alignment to align
5846 relro sections on separate page. Remove old relro handling.
5847 (Output_segment::set_section_list_addresses): Remove in_relro
5848 parameter. Change all callers.
5849 (Output_segment::set_offset): Add increase parameter. Change all
5850 callers. Remove old relro handling.
5851 * output.h (class Output_section): Add new methods: is_last_relro,
5852 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5853 Add is_last_relro_ and is_first_non_relro_ fields.
5854 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5855 Create separate .got.plt section. Call increase_relro.
5856 * x86_64.cc (Target_x86_64::got_section): Likewise.
5857 * testsuite/relro_script_test.t: Add .got.plt.
5858
f0ba79e2
ILT		 5859 PR 10450
5860 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5861 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5862 (Layout::finalize): Call set_dynamic_symbol_size.
5863 (Layout::set_dynamic_symbol_size): New function.
5864 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5865 set_dynamic_symbol_size.
5866
e8cd95c7
ILT		 5867 PR 10450
5868 * output.h (class Output_section): Add is_entsize_zero_ field.
5869 * output.cc (Output_section::Output_section): Initialize
5870 is_entsize_zero_.
5871 (Output_section::set_entsize): If two different entsizes are
5872 requested, force it to zero.
5873 (Output_section::add_input_section): Set flags for .debug_str
5874 before updating section flags. Set entsize.
5875 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5876 and SHF_STRING if all input sections have those flags.
5877
3e1b9a8a
RÁE		 58782009-12-29 Rafael Espindola <espindola@google.com>
5879
5880 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 5881 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5882 reporting.
3e1b9a8a 5883
3dcad376
ST		 58842009-12-29 Sriraman Tallam <tmsriram@google.com>
5885
5886 * options.cc (General_options::parse_version): Allow -v to exit
5887 without an error if there is nothing to link.
5888
084e2665
ILT		 58892009-12-29 Ian Lance Taylor <iant@google.com>
5890
5891 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5892 using a version of gcc before 4.1.
5893 * configure: Rebuild.
5894
250acde3
CD		 58952009-12-28 Chris Demetriou <cgd@google.com>
5896
5897 * attributes.cc (Output_attributes_section_data::do_write): Use
5898 std::vector::front rather than std::vector::data.
5899
99fff23b
ILT		 59002009-12-28 Ian Lance Taylor <iant@google.com>
5901
5902 * symtab.h (class Symbol_table): Add enum Defined.
5903 * resolve.cc (Symbol_table::should_override): Add defined
5904 parameter. Change all callers. Test whether object is NULL
5905 before calling a method on it.
5906 (Symbol_table::report_resolve_problem): Add defined parameter.
5907 Change all callers.
5908 (Symbol_table::should_override_with_special): Likewise.
5909 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5910 parameter. Change all callers.
5911 (Symbol_table::do_define_in_output_data): Likewise.
5912 (Symbol_table::define_in_output_segment): Likewise.
5913 (Symbol_table::do_define_in_output_segment): Likewise.
5914 (Symbol_table::define_as_constant): Likewise.
5915 (Symbol_table::do_define_as_constant): Likewise.
5916 * script.h (class Symbol_assignment): Add is_defsym parameter to
5917 constructor; change all callers.
5918 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5919 parameter. Change all callers. Add is_defsym_ field.
5920 (class Parser_closure): Add parsing_defsym parameter to
5921 constructor; change all callers. Add parsing_defsym accessor
5922 function. Add parsing_defsym_ field.
5923
556bd683
ILT		 59242009-12-28 Ian Lance Taylor <iant@google.com>
5925
5926 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 5927 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 5928
1782c879
ILT		 59292009-12-23 Ian Lance Taylor <iant@google.com>
5930
5931 * i386.cc (Target_i386::do_calls_non_split): Recognize
5932 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 5933 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5934 -fsplit-stack prologue when using %r11.
1782c879 5935
329ca2b1
ST		 59362009-12-21 Sriraman Tallam <tmsriram@google.com>
5937
5938 * options.cc (General_options::parse_version): Make -v continue and do
5939 the link like GNU ld does.
5940
d675ff46
RÁE		 59412009-12-17 Rafael Avila de Espindola <espindola@google.com>
5942
5943 * Makefile.am (CCFILES): Add timer.cc.
5944 (HFILES): Add timer.h.
5945 * configure.ac: Check for sysconf and times.
5946 * main.cc: include timer.h.
5947 (main): Use Timer instead of get_run_time.
5948 * timer.cc: New.
5949 * timer.h: New.
5950 * workqueue.cc: include timer.h.
5951 (Workqueue::find_and_run_task):
5952 Report user, sys and wall time.
5953 * Makefile.in: Regenerate.
5954 * config.in: Regenerate.
5955 * configure: Regenerate.
5956
d6344fb5
DK		 59572009-12-16 Doug Kwan <dougkwan@google.com>
5958
5959 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5960 sections.
5961 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5962 relaxed input sections.
5963 * output.cc (Output_section::find_relaxed_input_section): Change
5964 return type to Output_relaxed_input_section pointer. Adjust code
5965 for new type of relaxed_input_section_map_.
5966 * output.h (Output_section::find_relaxed_input_section): Change
5967 return type to Output_relaxed_input_section pointer.
5968 (Output_section::Output_relaxed_input_section_by_input_section_map):
5969 New type.
5970 (Output_section::relaxed_input_section_map_): Change type to
5971 Output_section::Output_relaxed_input_section_by_input_section_map.
5972 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5973 input section.
5974
0e0d5469
ILT		 59752009-12-15 Ian Lance Taylor <iant@google.com>
5976
5977 * layout.cc (Layout::create_shstrtab): Only write out after input
5978 sections if we are compressing debug sections.
5979
0649a889
ILT		 59802009-12-15 Ian Lance Taylor <iant@google.com>
5981
5982 * archive.cc (Archive::add_symbols): Only look up a symbol without
5983 a version if there is, in fact, a version.
5984
2ea97941
ILT		 59852009-12-14 Ian Lance Taylor <iant@google.com>
5986
5987 Revert -Wshadow changes, all changes from:
5988 2009-12-11 Doug Kwan <dougkwan@google.com>
5989 2009-12-11 Nick Clifton <nickc@redhat.com>
5990 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5991
b0eec2cc
DK		 59922009-12-11 Doug Kwan <dougkwan@google.com>
5993
5994 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5995 due to -Wshadow.
5996 * attributes.cc (Object_attribute::size): Ditto.
5997 (Attributes_section_data::size): Ditto.
5998 (Attributes_section_data::Attributes_section_data): Ditto.
5999 (Output_attributes_section_data::do_write): Ditto.
6000 * attributes.h (Object_attribute::set_type): Ditto.
6001 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6002
91d6fa6a
NC		 60032009-12-11 Nick Clifton <nickc@redhat.com>
6004
6005 * archive.cc: Fix shadowed variable warnings.
6006 * arm.cc: Likewise.
6007 * compressed_output.cc: Likewise.
6008 * compressed_output.h: Likewise.
6009 * configure: Likewise.
6010 * dwarf_reader.cc: Likewise.
6011 * dynobj.cc: Likewise.
6012 * dynobj.h: Likewise.
6013 * ehframe.cc: Likewise.
6014 * ehframe.h: Likewise.
6015 * errors.cc: Likewise.
6016 * expression.cc: Likewise.
6017 * fileread.cc: Likewise.
6018 * fileread.h: Likewise.
6019 * freebsd.h: Likewise.
6020 * i386.cc: Likewise.
6021 * icf.cc: Likewise.
6022 * incremental.h: Likewise.
6023 * layout.cc: Likewise.
6024 * layout.h: Likewise.
6025 * mapfile.cc: Likewise.
6026 * merge.cc: Likewise.
6027 * merge.h: Likewise.
6028 * object.cc: Likewise.
6029 * object.h: Likewise.
6030 * options.h: Likewise.
6031 * output.cc: Likewise.
6032 * output.h: Likewise.
6033 * parameters.cc: Likewise.
6034 * plugin.cc: Likewise.
6035 * powerpc.cc: Likewise.
6036 * reduced_debug_output.cc: Likewise.
6037 * reduced_debug_output.h: Likewise.
6038 * reloc.cc: Likewise.
6039 * reloc.h: Likewise.
6040 * resolve.cc: Likewise.
6041 * script-sections.cc: Likewise.
6042 * script.cc: Likewise.
6043 * script.h: Likewise.
6044 * sparc.cc: Likewise.
6045 * symtab.cc: Likewise.
6046 * symtab.h: Likewise.
6047 * target-select.cc: Likewise.
6048 * target-select.h: Likewise.
6049 * token.h: Likewise.
6050 * workqueue.cc: Likewise.
6051 * workqueue.h: Likewise.
6052 * x86_64.cc: Likewise.
6053
a0351a69
DK		 60542009-12-10 Doug Kwan <dougkwan@google.com>
6055
6056 * arm.cc (attributes.h): New include.
6057 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6058 (Arm_relobj::~Arm_relobj): Delete object pointed by
6059 attributes_section_data_.
6060 (Arm_relobj::attributes_section_data): New method definition.
6061 (Arm_relobj::attributes_section_data_): New data member declaration.
6062 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6063 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6064 attributes_section_data_.
6065 (Arm_dynobj::attributes_section_data): New method definition.
6066 (Arm_dynobj::attributes_section_data_): New data member declaration.
6067 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6068 initialization value of may_use_blx_ to false.
6069 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6070 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6071 object attributes to compute results instead of hard-coding.
6072 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6073 Target_arm::get_secondary_compatible_arch,
6074 Target_arm::set_secondary_compatible_arch
6075 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6076 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6077 New method declarations.
6078 (Target_arm::get_aeabi_object_attribute): New method definition.
6079 (Target_arm::attributes_section_data_): New data member declaration.
6080 (read_arm_attributes_section): New template definition.
6081 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6082 (Arm_dynobj::do_read_symbols): Ditto.
6083 (Target_arm::do_finalize_sections): Merge attributes sections from
6084 input. Check for BLX use after attributes section merging.
6085 Fix __exidx_start and __exidx_end visibility. Create an
6086 .ARM.attributes section if necessary.
6087 (Target_arm::get_secondary_compatible_arch,
6088 Target_arm::set_secondary_compatible_arch,
6089 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6090 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6091 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6092 New method definitions.
6093
b59befec
ILT		 60942009-12-09 Ian Lance Taylor <iant@google.com>
6095
6096 * plugin.cc (Plugin::load): Don't cast from void* to a function
6097 pointer.
6098
1276bc89
ILT		 60992009-12-09 Ian Lance Taylor <iant@google.com>
6100
6101 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6102 information fields.
6103
2f2de248
L		 61042009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6105
6106 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6107 Replace two_file_shared_1.so with two_file_shared_2.so.
6108 * testsuite/Makefile.in: Regenerated.
6109
4f787271
DK		 61102009-12-08 Doug Kwan <dougkwan@google.com>
6111
6112 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6113 (HFILES): Add attributes.h and int_encoding.h.
6114 * Makefile.in: Regenerate.
6115 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6116 function definitions to int_encoding.cc
6117 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6118 prototypes to int_encoding.h
6119 * reduced_debug_output.cc (int_encoding.h): New include.
6120 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6121 function definitions to int_encoding.cc
6122 (insert_into_vector, read_from_pointer): Move template definitions to
6123 int_encoding.h
6124 * attributes.cc: New file.
6125 * attributes.h: New file.
6126 * int_encoding.cc: New file.
6127 * int_encoding.h: New file.
6128
20b52f1a
RÁE		 61292009-12-07 Rafael Avila de Espindola <espindola@google.com>
6130
6131 PR gold/11055
6132 * incremental-dump.cc (dump_incremental_inputs): New.
6133 (main): Use dump_incremental_inputs.
6134
53d7974c
L		 61352009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6136
6137 PR gold/10893
6138 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6139 checking elfcpp::STT_FUNC.
6140 (Target_i386::Relocate::relocate): Likewise.
6141 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6142
6143 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6144 symbols from shared libraries into normal FUNC symbols.
6145
6146 * symtab.h (Symbol): Add is_func and use it.
6147
05a352e6
DK		 61482009-12-05 Doug Kwan <dougkwan@google.com>
6149
6150 * arm.cc (Target_arm::arm_info): Initialize new fields
6151 attributes_section and attributes_vendor.
6152 * i386.cc (Target_i386::i386_info): Same.
6153 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6154 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6155 fields attributes_section and attributes_vendor.
53d7974c 6156 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6157 * target.h (Target::attributes_section, Target::attributes_vendor,
6158 Target::is_attributes_section, Target::attribute_arg_type,
6159 Target::attributes_order): New method definitions.
6160 (Target::Target_info::attributes_section,
6161 Target::Target_info::attributes_vendor): New fields.
6162 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6163 virtual method definitions.
6164 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6165 attributes_section and attributes_vendor.
6166 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6167
f4e5969c
DK		 61682009-12-05 Doug Kwan <dougkwan@google.com>
6169
6170 * arm.cc: Update comments about interworking and stub generation.
6171 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6172 considered as non-PIC.
6173 (Arm_relocate_functions::base_abs): Fix formatting.
6174 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6175 of function to use GOT entry address instead of offset.
6176 (Target_arm::Scan::global): Issue an error if a symbol would need a
6177 PLT does not get one because it is untyped. Remove code to create
6178 dynamic symbols for relative branches.
6179 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6180 takes unsigned integer instead of boolean.
6181
1abce4a6
L		 61822009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6183
6184 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6185 (two_file_test_LDADD): Likewise.
6186 (common_test_1_LDADD): Likewise.
6187 (exception_test_LDADD) Likewise.
6188 (weak_test_LDADD): Likewise.
6189 (many_sections_test_LDADD): Likewise.
6190 (initpri1_LDADD): Likewise.
6191 (script_test_1_LDADD): Likewise.
6192 (script_test_2_LDADD): Likewise.
6193 (justsyms_LDADD): Likewise.
6194 (binary_test_LDADD): Likewise.
6195 (large_LDADD): Likewise.
6196 * testsuite/Makefile.in: Regenerated.
6197
adcf2816 61982009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6199
adcf2816
L		 6200 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6201 (Symbol_table::override_with_special): Likewise.
6202 (Symbol_table::add_from_object): Likewise.
6203
28e67f5d
RÁE		 62042009-12-04 Rafael Avila de Espindola <espindola@google.com>
6205
6206 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6207 Don't set the data_offset twice.
6208
ae10a101
RÁE		 62092009-12-04 Rafael Avila de Espindola <espindola@google.com>
6210
6211 * testsuite/Makefile.in: Regenerate.
6212
f59f41f3
DK		 62132009-12-03 Doug Kwan <dougkwan@google.com>
6214
6215 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6216 (Target_arm::do_finalize_sections): Add parameter for symbol table
6217 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6218 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6219 parameter for symbol table pointer.
6220 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6221 an additional parameter for a pointer to symbol table.
6222 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6223 parameter for a symbol table pointer.
6224 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6225 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6226 Ditto.
6227 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6228 parameter for a symbol table pointer.
6229
ca55d848
RÁE		 62302009-12-03 Rafael Avila de Espindola <espindola@google.com>
6231
6232 * incremental.cc (Incremental_inputs_header)
6233 (Incremental_inputs_header_write, Incremental_inputs_entry)
6234 (Incremental_inputs_entry_write): Move ...
6235 * incremental.h (Incremental_inputs_header)
6236 (Incremental_inputs_header_write, Incremental_inputs_entry)
6237 (Incremental_inputs_entry_write): here.
6238
3aec4f9c
RÁE		 62392009-12-02 Rafael Avila de Espindola <espindola@google.com>
6240
6241 * incremental.cc (make_sized_incremental_binary): Set the target.
6242 Error if it is incompatible.
6243 * output.h (Output_file): Add filename method.
6244
9c0ae74d
RÁE		 62452009-12-02 Rafael Avila de Espindola <espindola@google.com>
6246
6247 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6248 from the get_* methods.
6249
a45500ae
RÁE		 62502009-12-02 Rafael Avila de Espindola <espindola@google.com>
6251
6252 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6253 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6254 Write 0 for the data_offset of scripts.
6255
325e6408
RÁE		 62562009-12-02 Rafael Avila de Espindola <espindola@google.com>
6257
6258 * testsuite/Makefile.am: Add the incremental_test.sh test.
6259 * testsuite/incremental_test.sh: New.
6260 * testsuite/incremental_test_1.c: New.
6261 * testsuite/incremental_test_2.c: New.
6262
954c3e2e
RÁE		 62632009-12-01 Rafael Avila de Espindola <espindola@google.com>
6264
6265 * incremental-dump.cc (main): Fix typos.
6266
f8086623
RÁE		 62672009-11-27 Rafael Avila de Espindola <espindola@google.com>
6268
6269 PR gold/11025
6270 * incremental-dump.cc (main): Use llu to print 64 bit values.
6271
3b0dd6ac
L		 62722009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6273 H.J. Lu <hongjiu.lu@intel.com>
6274
6275 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6276 $(LIBDL).
6277 (incremental_dump_LDADD): Likewise.
6278 * Makefile.in: Regenerated.
6279
a6d1ef57 62802009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6281
a6d1ef57
DK		 6282 Revert:
6283
6284 2009-11-25 Doug Kwan <dougkwan@google.com>
6285
6286 * arm.cc (Target_arm::Target_arm): Move method definition
6287 outside of class definition. Add code to handle
6288 --target1-rel, --target1-abs and --target2= options.
6289 (Target_arm::get_reloc_reloc_type): Change method to be
6290 non-static and const.
6291 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6292 New data member declaration.
6293 (Target_arm::Scan::local, Target_arm::Scan::global,
6294 Target_arm::Relocate::relocate,
6295 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6296 Adjust call to Target_arm::get_real_reloc_type.
6297 (Target_arm::get_real_reloc_type): Use command line options
6298 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6299 * options.h (--target1-rel, --target1-abs, --target2): New
6300 ARM-only options.
6301
50aeb7d4
DK		 63022009-11-25 Doug Kwan <dougkwan@google.com>
6303
6304 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6305 class definition. Add code to handle --target1-rel, --target1-abs
6306 and --target2= options.
6307 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6308 and const.
6309 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6310 member declaration.
6311 (Target_arm::Scan::local, Target_arm::Scan::global,
6312 Target_arm::Relocate::relocate,
6313 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6314 call to Target_arm::get_real_reloc_type.
6315 (Target_arm::get_real_reloc_type): Use command line options to
6316 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6317 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6318 options.
6319
51938283
DK		 63202009-11-25 Doug Kwan <dougkwan@google.com>
6321
6322 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6323 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6324 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6325 formatting.
6326 (Arm_relocate_functions::thm_call): Replace body with a call to
6327 Arm_relocate_functions::thumb_branch_common.
6328 (Arm_relocate_functions::thm_jump24,
6329 Arm_relocate_functions::thm_xpc22): New method definitions.
6330 (Arm_relocate_functions::thumb_branch_common): New method definition.
6331 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6332 operator.
6333 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6334 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6335
e2b8f3c4
RÁE		 63362009-11-24 Rafael Avila de Espindola <espindola@google.com>
6337
6338 * Makefile.am: Build incremental-dump
6339 * Makefile.in: Regenerate.
6340 * incremental-dump.cc: New.
6341 * incremental.cc (Incremental_inputs_header_data,
6342 Incremental_inputs_entry_data): Move to incremental.h
6343 * incremental.h: (Incremental_inputs_header_data,
6344 Incremental_inputs_entry_data): Move from incremental.cc
6345
bcba9aec
RÁE		 63462009-11-24 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): Add a typedef with the data type.
6351
7c3afe08
RÁE		 63522009-11-24 Rafael Avila de Espindola <espindola@google.com>
6353
6354 * incremental.cc (Incremental_inputs_header,
6355 Incremental_inputs_header_write, Incremental_inputs_entry,
6356 Incremental_inputs_entry_write): Update comment about which
6357 type has the filed descriptions.
6358
d204b6e9
DK		 63592009-11-15 Doug Kwan <dougkwan@google.com>
6360
6361 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6362 (Arm_relocate_functions::arm_branch_common): Change method defintion
6363 in class definition to a method declaration and update list of formal
6364 parameters.
6365 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6366 Arm_relocation_functions::jump24): Adjust call to
6367 Arm_relocate_functions::arm_branch_common. Update list of formal
6368 parameters.
6369 (Arm_relocate_functions::xpc25): New method definition.
6370 (Arm_relocate_functions::arm_branch_common): Move method defintion
6371 out from class definition. Use stubs for mode-switching and extending
6372 branch ranges.
6373 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6374 specially. Change code to enable use of stubs in ARM branches.
6375
43d12afe
DK		 63762009-11-10 Doug Kwan <dougkwan@google.com>
6377
6378 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6379 in method declaration.
6380 (Target_arm::relocate_stub): New method declaration.
6381 (Target_arm::default_target): Change to return a pointer instead of
6382 a const reference.
6383 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6384 Target_arm::default_target.
6385 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6386 method definition.
6387 (Target_arm::relocate_section): Adjust view.
6388 (Target_arm::relocate_stub): New method definition.
6389
ac33a407
DK		 63902009-11-10 Doug Kwan <dougkwan@google.com>
6391
6392 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6393 a format warning.
6394 * incremental.cc (open_incremental_binary): Initialized local
6395 variables to avoid warnings.
6396 * object.cc (make_elf_object): Ditto.
6397 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6398 a format warning.
e1df38aa 6399
88ee28e9
L		 6400009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6401
6402 PR gold/10930
6403 * testsuite/plugin_test.c: Include "config.h".
6404
2daedcd6
DK		 64052009-11-09 Doug Kwan <dougkwan@google.com>
6406
6407 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6408 (arm_symbol_value): Remove.
6409 (Arm_relocate_functions::arm_branch_common,
6410 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6411 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6412 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6413 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6414 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6415 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6416 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6417 Arm_relocate_functions::thm_mobw_abs_nc,
6418 Arm_relocate_functions::thm_mov_abs,
6419 Arm_relocate_functions::movw_prel_nc,
6420 Arm_relocate_functions::thm_movt_abs,
6421 Arm_relocate_functions::movt_prel,
6422 Arm_relocate_functions::thm_movw_prel_nc,
6423 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6424 (Target_arm::Relocate::relocate): Only decompose address into two
6425 parts if relocation type uses the thumb-bit and pass the actual
6426 bit instead of a flag indicating that the thumb-bit is used. Adjust
6427 calls to methods in Arm_relocate_functions for this change.
6428
1276bc89 64292009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6430
6431 PR 10925
6432 * reloc.cc: Instantiate
6433 Sized_relobj::initialize_input_to_output_maps and
6434 Sized_relobj:free_input_to_output_maps.
6435
e53ad1b5
ILT		 64362009-11-06 Ian Lance Taylor <iant@google.com>
6437
6438 PR 10876
6439 * defstd.cc (in_segment): Set only_if_ref true for "end".
6440
eb44217c
DK		 64412009-11-06 Doug Kwan <dougkwan@google.com>
6442
6443 * arm.cc (class Reloc_stub): Correct a comment.
6444 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6445 (Target_arm::scan_section_for_stubs): New method declaration.
6446 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6447 Change methods from private to protected.
6448 (Target_arm::do_may_relax): New method definition.
6449 (Target_arm::do_relax, Target_arm::group_sections,
6450 Target_arm::scan_reloc_for_stub,
6451 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6452 (Target_arm::arm_input_section_map_): New data member declaration.
6453 (Target_arm::scan_reloc_for_stub,
6454 Target_arm::scan_reloc_section_for_stubs,
6455 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6456 Target_arm::do_relax): New method definitions.
6457
5d329b7d
ILT		 64582009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6459
6460 * configure.ac: Check for (struct stat)::st_mtim
6461 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6462 * config.in: Regenerate.
6463 * configure: Regenerate.
6464
96a0d71b
ILT		 64652009-11-05 Ian Lance Taylor <iant@google.com>
6466
6467 PR 10910
6468 * output.cc (Output_segment::add_output_section): Add missing
6469 return statement.
6470
594c8e5e
ILT		 64712009-11-04 Ian Lance Taylor <iant@google.com>
6472
6473 PR 10880
6474 * object.h (class Object): Add is_needed and set_is_needed
6475 methods. Add is_needed_ field. Make bool fields into bitfields.
6476 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6477 defined in a dynamic object and referenced by a regular object,
6478 set is_needed for the dynamic object.
6479 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6480 if the file is marked with as_needed and it is not needed.
6481
22b127cc
ILT		 64822009-11-04 Ian Lance Taylor <iant@google.com>
6483
6484 PR 10887
6485 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6486 tags if data is discarded by linker script.
6487 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6488 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6489 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6490 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6491
f5c870d2
ILT		 64922009-11-04 Ian Lance Taylor <iant@google.com>
6493
6494 * layout.cc (Layout::get_output_section): Add is_interp and
6495 is_dynamic_linker_section parameters. Change all callers.
6496 (Layout::choose_output_section): Likewise.
6497 (Layout::make_output_section): Likewise.
6498 (Layout::add_output_section_data): Add is_dynamic_linker_section
6499 parameter. Change all callers.
6500 * layout.h (class Layout): Update declarations.
6501 * output.h (class Output_section): Add is_interp, set_is_interp,
6502 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6503 Add is_interp_, is_dynamic_linker_section_ fields. Change
6504 generate_code_fills_at_write_ to a bitfield.
6505 * output.cc (Output_section::Output_sections): Initialize new
6506 fields.
6507 (Output_segment::add_output_section): Add do_sort parameter.
6508 Change all callers.
6509
1ae4d23b
ILT		 65102009-11-03 Ian Lance Taylor <iant@google.com>
6511
6512 PR 10860
6513 * options.h (class General_options): Add --warn-common.
6514 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6515 merging two common symbols.
6516 (Symbol_table::should_override): Handle --warn-common when merging
6517 a common symbol with a defined symbol. Use report_resolve_problem
6518 for multiple definitions.
6519 (Symbol_table::report_resolve_problem): New function.
6520 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6521
55da9579
DK		 65222009-11-03 Doug Kwan <dougkwan@google.com>
6523
6524 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6525 stub_factory_.
6526 (Target_arm::stub_factory): New method definition.
6527 (Target_arm::new_arm_input_section,
6528 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6529 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6530 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6531 New type definitions.
6532 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6533 member declarations.
6534 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6535 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6536 New method definitions.
6537
37a9ac43
ILT		 65382009-11-03 Ian Lance Taylor <iant@google.com>
6539
6540 * options.h (class General_options): Add --warn_constructors.
6541
b3d6a3d4
ILT		 65422009-11-03 Ian Lance Taylor <iant@google.com>
6543
6544 PR 10893
6545 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6546 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6547
934b01dd
ILT		 65482009-11-03 Ian Lance Taylor <iant@google.com>
6549
6550 PR 10895
6551 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6552 --msgid-bugs-address.
6553 (install-pdf): New target.
6554 (install-data_yes): Look up one directory to find mkinstalldirs.
6555
03c1939b
L		 65562009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6557
6558 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6559 tree.
6560
ebd95253
DK		 65612009-10-30 Doug Kwan <dougkwan@google.com>
6562
6563 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6564
e9bbb538
DK		 65652009-10-30 Doug Kwan <dougkwan@google.com>
6566
6567 * arm.cc (Stub_addend_reader): New struct template definition
6568 and partial specializations.
6569 (Stub_addend_reader::operator()): New method definition for a
6570 partially specialized template.
6571
d5b40221
DK		 65722009-10-30 Doug Kwan <dougkwan@google.com>
6573
6574 * arm.cc (Arm_relobj::processor_specific_flags): New method
6575 definition.
6576 (Arm_relobj::do_read_symbols): New method declaration.
6577 (Arm_relobj::processor_specific_flags_): New data member declaration.
6578 (Arm_dynobj): New class definition.
6579 (Target_arm::do_finalize_sections): Add input_objects parameter.
6580 (Target_arm::do_adjust_elf_header): New method declaration.
6581 (Target_arm::are_eabi_versions_compatible,
6582 (Target_arm::merge_processor_specific_flags): New method declaration.
6583 (Target_arm::do_make_elf_object): New overloaded method definitions
6584 and declaration.
6585 (Arm_relobj::do_read_symbols): New method definition.
6586 (Arm_dynobj::do_read_symbols): Ditto.
6587 (Target_arm::do_finalize_sections): Add input_objects parameters.
6588 Merge processor-specific flags from all input objects.
6589 (Target_arm::are_eabi_versions_compatible,
6590 Target_arm::merge_processor_specific_flags,
6591 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6592 New method definitions.
6593 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6594 Input_objects pointer type parameter.
6595 * layout.cc (Layout::finalize): Pass input objects to target's.
6596 finalize_sections function.
6597 * output.cc (Output_file_header::do_sized_write): Set ELF file
6598 header's processor-specific flags.
6599 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6600 Input_objects pointer type parameter.
6601 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6602 * target.h (Input_objects): New forward class declaration.
6603 (Target::processor_specific_flags,
6604 Target::are_processor_specific_flags_sect): New method definitions.
6605 (Target::finalize_sections): Add input_objects parameter.
6606 (Target::Target): Initialize processor_specific_flags_ and
6607 are_processor_specific_flags_set_.
6608 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6609 parameter.
6610 (Target::set_processor_specific_flags): New method definition.
6611 (Target::processor_specific_flags_,
6612 Target::are_processor_specific_flags_set_): New data member
6613 declarations.
6614 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6615 Input_objects pointer type parameter.
6616
ebabffbd
DK		 66172009-10-30 Doug Kwan <dougkwan@google.com>
6618
6619 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6620
ad0f2072
ILT		 66212009-10-28 Ian Lance Taylor <iant@google.com>
6622
6623 * object.h (class Relobj): Drop options parameter from
6624 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6625 do_scan_relocs, do_relocate. Change all callers.
6626 (class Sized_relobj): Drop options parameters from
6627 do_gc_process_relocs, do_scan_relocs, do_relocate,
6628 do_relocate_sections, relocate_sections, emit_relocs_scan,
6629 emit_relocs_scan_reltype. Change all callers.
6630 (struct Relocate_info): Remove options field and all references to
6631 it.
6632 * reloc.h (class Read_relocs): Remove options constructor
6633 parameter and options_ field. Change all callers.
6634 (class Gc_process_relocs, class Scan_relocs): Likewise.
6635 (class Relocate_task): Likewise.
6636 * target-reloc.h (scan_relocs): Remove options parameter. Change
6637 all callers.
6638 (scan_relocatable_relocs): Likewise.
6639 * target.h (class Sized_target): Remove options parameter from
6640 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6641 all callers.
6642 * gc.h (gc_process_relocs): Remove options parameter. Change all
6643 callers.
6644 * arm.cc: Update functions to remove options parameters.
6645 * i386.cc: Likewise.
6646 * powerpc.cc: Likewise.
6647 * sparc.cc: Likewise.
6648 * x86_64.cc: Likewise.
6649 * testsuite/testfile.cc: Likewise.
6650
8ffa3667
DK		 66512009-10-28 Doug Kwan <dougkwan@google.com>
6652
6653 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6654 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6655 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6656 New method definitions.
6657
40f36857
CC		 66582009-10-28 Cary Coutant <ccoutant@google.com>
6659
6660 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6661 (Plugin::cleanup_done_): New member.
6662 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6663 (Plugin_manager::cleanup_done_): Remove.
6664 (Plugin_manager::add_input_file): Edit error message.
6665 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6666 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6667
2c849493
ILT		 66682009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6669
6670 * fileread.cc: (File_read::View::~View): Use the new
6671 data_ownership_ filed.
6672 (File_read::~File_read): Dispose the new whole_file_view_.
6673 (File_read::open): Mmap the whole file if needed.
6674 (File_read::open): Use whole_file_view_ instead of contents_.
6675 (File_read::find_view): Use whole_file_view_ if applicable.
6676 (File_read::do_read): Use whole_file_view_ instead of contents_.
6677 (File_read::make_view): Use whole_file_view_ instead of contents_,
6678 update File_read::View::View call.
6679 (File_read::find_or_make_view): Update File_read::View::View
6680 call.
6681 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6682 remove contents_
6683 (File_read::View::Data_ownership): New enum.
6684 (File_read::View::View): Replace bool mapped_ with Data_ownership
6685 argument.
6686 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6687 (File_read::View::data_ownership_): New field.
6688 (File_read::contents_): Remove (replaced by whole_file_view_).
6689 (File_read::whole_file_view_): New field.
6690 * options.h (class General_options): Add --keep-files-mapped.
6691
24998053
CC		 66922009-10-27 Cary Coutant <ccoutant@google.com>
6693
6694 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6695 * testsuite/Makefile.am (plugin_test_5): New test case.
6696 * testsuite/Makefile.in: Regenerate.
6697
72adc4fa
DK		 66982009-10-25 Doug Kwan <dougkwan@google.com>
6699
6700 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6701 from private to protected to allow access by child class.
6702 (Sized_relobj::do_relocate_sections): New method declaration.
6703 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6704 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6705 Sized_relobj::relocate_sections. Instantiate template explicitly
6706 for different target sizes and endianity.
6707
07f508a2
DK		 67082009-10-24 Doug Kwan <dougkwan@google.com>
6709
6710 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6711 (Arm_input_section::as_arm_input_section): New method.
6712 (Arm_output_section): New class definition.
6713 (Arm_output_section::create_stub_group,
6714 Arm_output_section::group_sections): New method definitions.
6715
10ad9fe5
DK		 67162009-10-22 Doug Kwan <dougkwan@google.com>
6717
6718 * arm.cc (Arm_input_section): New class definition.
6719 (Arm_input_section::init, Arm_input_section:do_write,
6720 Arm_input_section::set_final_data_size,
6721 Arm_input_section::do_reset_address_and_file_offset): New method
6722 definitions.
6723
56ee5e00
DK		 67242009-10-21 Doug Kwan <dougkwan@google.com>
6725
6726 * arm.cc (Stub_table, Arm_input_section): New forward class
6727 declarations.
6728 (Stub_table): New class defintion.
6729 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6730 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6731 New method definition.
6732
b569affa
DK		 67332009-10-21 Doug Kwan <dougkwan@google.com>
6734
6735 * arm.cc: Update copyright comments.
6736 (Target_arm): New forward class template declaration.
6737 (Arm_address): New type.
6738 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6739 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6740 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6741 constants.
6742 (Insn_template): Same.
6743 (DEF_STUBS): New macro.
6744 (Stub_type): New enum type.
6745 (Stub_template): New class definition.
6746 (Stub): Same.
6747 (Reloc_stub): Same.
6748 (Stub_factory): Same.
6749 (Target_arm::Target_arm): Initialize may_use_blx_ and
6750 should_force_pic_veneer_.
6751 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6752 Target_arm::should_force_pic_veneer,
6753 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6754 Target_arm::using_thumb_only, Target_arm:;default_target): New
6755 method defintions.
6756 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6757 New data member declarations.
6758 (Insn_template::size, Insn_template::alignment): New method defintions.
6759 (Stub_template::Stub_template): New method definition.
6760 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6761 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6762 (Stub_factory::Stub_factory): New method definition.
6763 * gold.h (string_hash): New template.
6764 * output.h (Input_section_specifier::hash_value): Use
6765 gold::string_hash.
6766 (Input_section_specifier::string_hash): Remove.
6767 * stringpool.cc (Stringpool_template::string_hash): Use
6768 gold::string_hash.
6769
6c172549
DK		 67702009-10-20 Doug Kwan <dougkwan@google.com>
6771
6772 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6773 symbols of relaxed input sections.
6774 * output.h (Output_section::find_relaxed_input_section): Make
6775 method public.
6776
c5617f2f
DK		 67772009-10-16 Doug Kwan <dougkwan@google.com>
6778
6779 * dynobj.cc (Versions::Versions): Initialize version_script_.
6780 Only insert base version symbol definition for a shared object
6781 if version script defines any version versions.
6782 (Versions::define_base_version): New method definition.
6783 (Versions::add_def): Check that base version is not needed.
6784 (Versions::add_need): Define base version lazily.
6785 * dynobj.h (Versions::define_base_version): New method declaration.
6786 (Versions::needs_base_version_): New data member declaration.
6787 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6788 (check_DATA): Add no_version_test.stdout.
6789 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6790 New make rules.
6791 * testsuite/Makefile.in: Regenerate.
6792 * testsuite/no_version_test.c: New file.
6793 * testsuite/no_version_test.sh: Ditto.
6794
3c12dcdb
DK		 67952009-10-16 Doug Kwan <dougkwan@google.com>
6796
6797 * expression.cc (class Segment_start_expression): New class definition.
6798 (Segment_start_expression::value): New method definition.
6799 (script_exp_function_segment_start): Return a new
6800 Segment_start_expression.
6801 * gold/script-c.h (script_saw_segment_start_expression): New function
6802 prototype.
6803 * script-sections.cc (Script_sections::Script_sections): Initialize
6804 SAW_SEGMENT_START_EXPRESSION_ to false.
6805 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6806 and -Tbbs options to specify section addresses if given in
6807 command line and no SEGMENT_START expression is seen in a script.
6808 * script-sections.h (Script_sections::saw_segment_start_expression,
6809 Script_sections::set_saw_segment_start_expression): New method
6810 definition.
6811 (Script_sections::saw_segment_start_expression_): New data member
6812 declaration.
6813 * script.cc (script_saw_segment_start_expression): New function.
6814 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6815 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6816 script_test_7.sh and script_test_8.sh.
6817 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6818 script_test_8.stdout.
6819 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6820 (script_test_6, script_test_6.stdout, script_test_7,
6821 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6822 * Makefile.in: Regenerate.
6823 * testsuite/script_test_6.sh: New file.
6824 * testsuite/script_test_6.t: Same.
6825 * testsuite/script_test_7.sh: Same.
6826 * testsuite/script_test_7.t: Same.
6827 * testsuite/script_test_8.sh: Same.
6828
64b1ae37
DK		 68292009-10-16 Doug Kwan <dougkwan@google.com>
6830
6831 * output.cc (Output_segment::set_section_list_address): Cast
6832 expressions to unsigned long long type to avoid format warnings.
6833
661be1e2
ILT		 68342009-10-15 Ian Lance Taylor <iant@google.com>
6835
12edd763 6836 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 6837 dot assignment to script_sections_.
12edd763
ILT		 6838 * script-sections.cc (Script_sections::add_dot_assignment):
6839 Initialize if necessary.
6840
68b6574b
ILT		 6841 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6842 program headers with no load segment if there is a linker script.
6843
661be1e2
ILT		 6844 * layout.cc (Layout::set_segment_offsets): Align the file offset
6845 to the segment aligment for -N or -n with no load segment.
6846 * output.cc (Output_segment::add_output_section): Don't crash if
6847 the first section is a TLS section.
6848 (Output_segment::set_section_list_addresses): Print an error
6849 message if the address moves backward in a linker script.
6850 * script-sections.cc
6851 (Output_section_element_input::set_section_addresses): Don't
6852 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6853 (Orphan_output_section::set_section_addresses): Likewise.
6854
f15f61a7
DK		 68552009-10-15 Doug Kwan <dougkwan@google.com>
6856
6857 * layout.cc (Layout::finish_dynamic_section): Generate tags
6858 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6859 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6860 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6861
82bb573a
ILT		 68622009-10-14 Ian Lance Taylor <iant@google.com>
6863
6864 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6865 fields.
6866 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6867 data_shdr fields of relinfo.
6868 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6869 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6870 R_386_TLS_LDO_32, adjust based on section flags.
6871 (Target_i386::Relocate::fix_up_ldo): Remove.
6872
374ad285
ILT		 68732009-10-13 Ian Lance Taylor <iant@google.com>
6874
6875 Add support for -pie.
6876 * options.h (class General_options): Add -pie and
6877 --pic-executable.
6878 (General_options::output_is_position_independent): Test -pie.
6879 (General_options::output_is_executable): Return true if not shared
6880 and not relocatable.
6881 (General_options::output_is_pie): Remove.
6882 * options.cc (General_options::finalize): Reject incompatible uses
6883 of -pie.
6884 * gold.cc (queue_middle_tasks): A -pie link is not static.
6885 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6886 * symtab.cc (Symbol::final_value_is_known): Return false if
6887 output_is_position_independent.
6888 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6889 output_is_position_independent.
6890 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6891 output_is_position_independent.
6892 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6893 output_is_position_independent.
6894 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6895 two_file_pie_test.
6896 (basic_pie_test.o, basic_pie_test): New targets.
6897 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6898 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6899 (two_file_pie_test): New target.
6900 * testsuite/Makefile.in: Rebuild.
6901 * README: Remove note saying that -pie is not supported.
6902
c6585162
ILT		 69032009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6904
6905 * options.h (class General_options): Add -init and -fini.
6906 * layout.cc (Layout::finish_dynamic_section): Emit
6907 given init and fini functions.
6908
032ce4e9
ST		 69092009-10-13 Sriraman Tallam <tmsriram@google.com>
6910
6911 * gc.h (gc_process_relocs): Check if icf is enabled using new
6912 function.
6913 * gold.cc (queue_initial_tasks): Likewise.
6914 (queue_middle_tasks): Likewise.
6915 * object.cc (do_layout): Likewise.
6916 * symtab.cc (is_section_folded): Likewise.
6917 * main.cc (main): Likewise.
6918 * reloc.cc (Read_relocs::run): Likewise.
6919 (Sized_relobj::do_scan_relocs): Likewise.
6920 * icf.cc (is_function_ctor_or_dtor): New function.
6921 (Icf::find_identical_sections): Check if function is ctor or dtor when
6922 safe icf is chosen.
6923 * options.h (General_options::icf): Change option to be an enum.
6924 (Icf_status): New enum.
6925 (icf_enabled): New method.
6926 (icf_safe_folding): New method.
6927 (set_icf_status): New method.
6928 (icf_status_): New variable.
6929 * (options.cc) (General_options::finalize): Set icf_status_.
6930 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6931 icf_test and icf_keep_unique_test to use the --icf enum flag.
6932 * testsuite/icf_safe_test.sh: New file.
e1df38aa 6933 * testsuite/icf_safe_test.cc: New file.
032ce4e9 6934
f345227a
ST		 69352009-10-12 Sriraman Tallam <tmsriram@google.com>
6936
6937 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6938 includes to gc.h and icf.h.
6939 * arm.cc: Include gc.h.
6940 * gold.cc: Likewise.
6941 * i386.cc: Likewise.
6942 * powerpc.cc: Likewise.
6943 * sparc.cc: Likewise.
6944 * x86_64.cc: Likewise.
6945 * gc.h: Include icf.h.
6946
1c7814ed
ILT		 69472009-10-11 Ian Lance Taylor <iant@google.com>
6948
6949 * plugin.cc: Include "gold.h" before other header files.
6950
ae3b5189
CD		 69512009-10-10 Chris Demetriou <cgd@google.com>
6952
6953 * options.h (Input_file_argument::Input_file_type): New enum.
6954 (Input_file_argument::is_lib_): Replace with...
6955 (Input_file_argument::type_): New member.
6956 (Input_file_argument::Input_file_argument): Take Input_file_type
6957 'type' rather than boolean 'is_lib' as second argument.
6958 (Input_file_argument::is_lib): Use type_.
6959 (Input_file_argument::is_searched_file): New function.
6960 (Input_file_argument::may_need_search): Handle is_searched_file.
6961 * options.cc (General_options::parse_library): Support -l:filename.
6962 (General_options::parse_just_symbols): Update for Input_file_argument
6963 changes.
6964 (Command_line::process): Likewise.
6965 * archive.cc (Archive::get_file_and_offset): Likewise.
6966 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6967 * script.cc (read_script_file, script_add_file): Likewise.
6968 * fileread.cc (Input_file::Input_file): Likewise.
6969 (Input_file::will_search_for): Handle is_searched_file.
6970 (Input_file::open): Likewise.
6971 * readsyms.cc (Read_symbols::get_name): Likewise.
6972 * testsuite/Makefile.am (searched_file_test): New test.
6973 * testsuite/Makefile.in: Regenerate.
6974 * testsuite/searched_file_test.cc: New file.
6975 * testsuite/searched_file_test_lib.cc: New file.
6976
f3048a1d
ILT		 69772009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6978 Ian Lance Taylor <iant@google.com>
6979
6980 * descriptor.cc: Include <cstdio> and "binary-io.h".
6981 (Descriptors::open): Open the files in binary mode always.
6982 * script.cc (Lex::get_token): Treat \r as whitespace.
6983
d4780e57
ILT		 69842009-10-09 Ian Lance Taylor <iant@google.com>
6985
6986 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6987
d9a893b8
ILT		 69882009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6989 Ian Lance Taylor <iant@google.com>
6990
6991 * configure.ac: Check for readv function also.
6992 * fileread.cc (readv): Define if not HAVE_READV.
6993 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6994 does not exist.
6995 * config.in: Regenerate.
6996 * configure: Regenerate.
6997
c0a62865
DK		 69982009-10-09 Doug Kwan <dougkwan@google.com>
6999
7000 * layout.cc (Layout::make_output_section): Call target hook to make
7001 ordinary output section.
7002 (Layout::finalize): Adjust parameter list of call the
7003 Target::may_relax().
7004 * layout.h (class Layout::section_list): New method.
7005 * merge.h (Output_merge_base::entsize): Change visibility to public.
7006 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7007 New methods.
7008 (Output_merge_string::do_is_string): New method.
7009 * object.cc (Sized_relobj::do_setup): renamed from
7010 Sized_relobj::set_up.
7011 * object.h (Sized_relobj::adjust_shndx,
7012 Sized_relobj::initializ_input_to_output_maps,
7013 Sized_relobj::free_input_to_output_maps): Change visibilities to
7014 protected.
7015 (Sized_relobj::setup): Virtualize.
7016 (Sized_relobj::do_setup): New method declaration.
7017 (Sized_relobj::invalidate_section_offset,
7018 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7019 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7020 * options.cc (parse_int): New function.
7021 * options.h (parse_int): New declaration.
7022 (DEFINE_int): New macro.
7023 (stub_group_size): New option.
7024 * output.cc (Output_section::Output_section): Initialize memebers
7025 merge_section_map_, merge_section_by_properties_map_,
7026 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7027 (Output_section::add_input_section): Handled deferred code-fill
7028 generation and remove an old comment.
7029 (Output_section::add_relaxed_input_section): New method definition.
7030 (Output_section::add_merge_input_section): Use merge section by
7031 properties map to speed to search. Update merge section maps
7032 as appropriate.
7033 (Output_section::build_relaxation_map): New method definition.
7034 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7035 Same.
7036 (Output_section::relax_input_section): Renamed to
7037 Output_section::convert_input_sections_to_relaxed_sections and change
7038 interface to take a vector of pointers to relaxed sections.
7039 (Output_section::find_merge_section,
7040 Output_section::find_relaxed_input_section): New method definitions.
7041 (Output_section::is_input_address_mapped,
7042 Output_section::output_offset, Output_section::output_address):
7043 Use output section data maps to speed up searching.
7044 (Output_section::find_starting_output_address): Add comments.
7045 (Output_section::do_write,
7046 Output_section::write_to_postprocessing_buffer): Do code-fill
7047 generation as appropriate.
7048 (Output_section::get_input_sections): Invalidate relaxed input section
7049 map.
7050 (Output_section::restore_states): Adjust type of checkpoint .
7051 Invalidate relaxed input section map.
7052 * output.h (Output_merge_base): New class declaration.
7053 (Input_section_specifier): New class defintion.
7054 (class Output_relaxed_input_section) Change base class to
7055 Output_section_data_build.
7056 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7057 base class initializer.
7058 (Output_section::add_relaxed_input_section): New method declaration.
7059 (Output_section::Input_section): Change visibility to protected.
7060 (Output_section::Input_section::relobj,
7061 Output_section::Input_section::shndx): Handle relaxed input sections.
7062 Output_section::input_sections) Change visibility to protected. Also
7063 define overload to return a non-const pointer.
7064 (Output_section::Merge_section_properties): New class defintion.
7065 (Output_section::Merge_section_by_properties_map,
7066 Output_section::Output_section_data_by_input_section_map,
7067 Output_section::Relaxation_map): New types.
7068 (Output_section::relax_input_section): Rename method to
7069 Output_section::convert_input_sections_to_relaxed_sections and change
7070 interface to take a vector of relaxed section pointers.
7071 (Output_section::find_merge_section,
7072 Output_section::find_relaxed_input_section,
7073 Output_section::build_relaxation_map,
7074 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7075 New method declarations.
7076 (Output_section::merge_section_map_
7077 Output_section::merge_section_by_properties_map_,
7078 Output_section::relaxed_input_section_map_,
7079 Output_section::is_relaxed_input_section_map_valid_,
7080 Output_section::generate_code_fills_at_write_): New data members.
7081 * script-sections.cc
7082 (Output_section_element_input::set_section_addresses): Call
7083 current_data_size and addralign methods of relaxed input sections.
7084 (Orphan_output_section::set_section_addresses): Call current_data_size
7085 and addralign methods of relaxed input sections.
7086 * symtab.cc (Symbol_table::compute_final_value): Extract template
7087 from the body of Symbol_table::sized_finalize_symbol.
7088 (Symbol_table::sized_finalized_symbol): Call
7089 Symbol_table::compute_final_value.
7090 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7091 (Symbol_table::compute_final_value): New templated method declaration.
7092 * target.cc (Target::do_make_output_section): New method defintion.
7093 * target.h (Target::make_output_section): New method declaration.
7094 (Target::relax): Add more parameters for input objects, symbol table
7095 and layout. Adjust call to do_relax.
7096 (Target::do_make_output_section): New method declaration.
7097 (Target::do_relax): Add parameters for input objects, symbol table
7098 and layout.
7099
d446d6c4
ILT		 71002009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7101
7102 * pread.c: Include stdio.h.
7103
bc06c745
ILT		 71042009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7105
7106 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7107 defined.
7108
75aea3d0
ILT		 71092009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7110
7111 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7112 Change read_shndx type to unsigned int.
7113 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7114 int.
7115 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7116 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7117 Change read_shndx type to unsigned int.
7118 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7119 int.
7120 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7121 * layout.cc (Layout::create_symtab_sections): Cast the result of
7122 local_symcount * symsize to off_t in the gold_assert.
7123
be8fcb75
ILT		 71242009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7125
7126 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7127 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7128 R_ARM_BASE_ABS.
7129 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7130 (Arm_relocate_functions::thm_abs5): New function.
7131 (Arm_relocate_functions::abs12): New function.
7132 (Arm_relocate_functions::abs16): New function.
7133 (Arm_relocate_functions::base_abs): New function.
7134 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7135 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7136 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7137 R_ARM_BASE_ABS.
7138 (Scan::global): Likewise.
7139 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7140 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7141 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7142 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7143 R_ARM_BASE_ABS.
7144
c2a122b6
ILT		 71452009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7146
7147 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7148 (Arm_relocate_functions::movt_prel): New function.
7149 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7150 (Arm_relocate_functions::thm_movt_prel): New function.
7151 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7152 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7153 (Scan::global, Relocate::relocate): Likewise.
7154 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7155
c4aa1e2d
ILT		 71562009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7157
7158 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7159 Incremental_checker.
7160 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7161 unsigned int.
7162 (class Incremental_inputs_header): New class.
7163 (Incremental_inputs_header_writer): Edit comment.
7164 (Incremental_inputs_entry): New class.
7165 (Incremental_inputs_entry_writer): Edit comment.
7166 (Sized_incremental_binary::do_find_incremental_inputs_section):
7167 Add *strtab_shndx parameter, fill it.
7168 (Sized_incremental_binary::do_check_inputs): New method.
7169 (Incremental_checker::can_incrementally_link_output_file): Use
7170 Sized_incremental_binary::check_inputs.
7171 (Incremental_inputs::report_command_line): Save command line in
7172 command_line_.
7173 * incremental.h:
7174 (Incremental_binary::find_incremental_inputs_section): New
7175 method.
7176 (Incremental_binary::do_find_incremental_inputs_section): Add
7177 strtab_shndx parameter.
7178 (Incremental_binary::do_check_inputs): New pure virtual method.
7179 (Sized_incremental_binary::do_check_inputs): Declare.
7180 (Incremental_checker::Incremental_checker): Add incremental_inputs
7181 parameter, use it to initialize incremental_inputs_.
7182 (Incremental_checker::incremental_inputs_): New field.
7183 (Incremental_checker::command_line): New method.
7184 (Incremental_checker::inputs): New method.
7185 (Incremental_checker::command_line_): New field.
7186
c549a694
ILT		 71872009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7188
7189 * incremental.cc: Include <cstdarg> and "target-select.h".
7190 (vexplain_no_incremental): New function.
7191 (explain_no_incremental): New function.
7192 (Incremental_binary::error): New method.
7193 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7194 method.
7195 (make_sized_incremental_binary): New function.
7196 (open_incremental_binary): New function.
7197 (can_incrementally_link_file): Add checks if output is ELF and has
7198 inputs section.
7199 * incremental.h: Include "elfcpp_file.h" and "output.h".
7200 (Incremental_binary): New class.
7201 (Sized_incremental_binary): New class.
7202 (open_incremental_binary): Declare.
7203 * object.cc (is_elf_object): Use
7204 elfcpp::Elf_recognizer::is_elf_file.
7205 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7206 * output.h (Output_file::filesize): New method.
7207
fd3c5f0b
ILT		 72082009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7209
7210 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7211 New function.
7212 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7213 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7214 function.
7215 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7216 function.
7217 (Arm_relocate_functions::movw_abs_nc): New function.
7218 (Arm_relocate_functions::movt_abs): New function.
7219 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7220 (Arm_relocate_functions::thm_movt_abs): New function.
7221 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7222 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7223 (Scan::global): Likewise.
7224 (Relocate::relocate): Likewise.
7225 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7226
7f5309a5
ILT		 72272009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7228
7229 * arm.cc (Arm_relocate_functions::got_prel) New function.
7230 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7231 (Relocate::relocate): Likewise.
7232 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7233
364c7fa5
ILT		 72342009-10-06 Ian Lance Taylor <iant@google.com>
7235
7236 * options.h (class General_options): Define
7237 split_stack_adjust_size parameter.
7238 * object.h (class Object): Add uses_split_stack_ and
7239 has_no_split_stack_ fields. Add uses_split_stack and
7240 has_no_split_stack accessor functions. Declare
7241 handle_split_stack_section.
7242 (class Reloc_symbol_changes): Define.
7243 (class Sized_relobj): Define Function_offsets. Declare
7244 split_stack_adjust, split_stack_adjust_reltype, and
7245 find_functions.
7246 * object.cc (Object::handle_split_stack_section): New function.
7247 (Sized_relobj::do_layout): Call handle_split_stack_section.
7248 * dynobj.cc (Sized_dynobj::do_layout): Call
7249 handle_split_stack_section.
7250 * reloc.cc (Sized_relobj::relocate_sections): Call
7251 split_stack_adjust for executable sections in split_stack
7252 objects. Pass reloc_map to relocate_section.
7253 (Sized_relobj::split_stack_adjust): New function.
7254 (Sized_relobj::split_stack_adjust_reltype): New function.
7255 (Sized_relobj::find_functions): New function.
7256 * target-reloc.h: Include "object.h".
7257 (relocate_section): Add reloc_symbol_changes parameter. Change
7258 all callers.
7259 * target.h (class Target): Add calls_non_split method. Declare
7260 do_calls_non_split virtual method. Declare match_view and
7261 set_view_to_nop.
7262 * target.cc: Include "elfcpp.h".
7263 (Target::do_calls_non_split): New function.
7264 (Target::match_view): New function.
7265 (Target::set_view_to_nop): New function.
7266 * gold.cc (queue_middle_tasks): Give an error if mixing
7267 split-stack and non-split-stack objects with -r.
7268 * i386.cc (Target_i386::relocate_section): Add
7269 reloc_symbol_changes parameter.
7270 (Target_i386::do_calls_non_split): New function.
7271 * x86_64.cc (Target_x86_64::relocate_section): Add
7272 reloc_symbol_changes parameter.
7273 (Target_x86_64::do_calls_non_split): New function.
7274 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7275 parameter.
7276 * powerpc.cc (Target_powerpc::relocate_section): Add
7277 reloc_symbol_changes parameter.
7278 * sparc.cc (Target_sparc::relocate_section): Add
7279 reloc_symbol_changes parameter.
7280 * configure.ac: Call AM_CONDITIONAL for the default target.
7281 * configure: Rebuild.
7282 * testsuite/Makefile.am (TEST_AS): New variable.
7283 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7284 (check_DATA): Add split_i386 and split_x86_64 files.
7285 (SPLIT_DEFSYMS): Define.
7286 (split_i386_[1234n].o): New targets.
7287 (split_i386_[124]): New targets.
7288 (split_i386_[1234r].stdout): New targets.
7289 (split_x86_64_[1234n].o): New targets.
7290 (split_x86_64_[124]): New targets.
7291 (split_x86_64_[1234r].stdout): New targets.
7292 (MOSTLYCLEANFILES): Add new executables.
7293 * testsuite/split_i386.sh: New file.
7294 * testsuite/split_x86_64.sh: New file.
7295 * testsuite/split_i386_1.s: New file.
7296 * testsuite/split_i386_2.s: New file.
7297 * testsuite/split_i386_3.s: New file.
7298 * testsuite/split_i386_4.s: New file.
7299 * testsuite/split_i386_n.s: New file.
7300 * testsuite/split_x86_64_1.s: New file.
7301 * testsuite/split_x86_64_2.s: New file.
7302 * testsuite/split_x86_64_3.s: New file.
7303 * testsuite/split_x86_64_4.s: New file.
7304 * testsuite/split_x86_64_n.s: New file.
7305 * testsuite/testfile.cc (Target_test): Update relocation_section
7306 function.
7307 * testsuite/Makefile.in: Rebuild.
7308
e8a9fcda
ILT		 73092009-10-06 Ian Lance Taylor <iant@google.com>
7310
7311 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7312 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7313 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7314 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7315 the address on ldo_addrs_.
7316 (Target_i386::Relocate::fix_up_ldo): New function.
7317
e99daf92
ILT		 73182009-10-06 Rafael Espindola <espindola@google.com>
7319
7320 * plugin.cc (add_input_library): New.
7321 (Plugin::load): Add add_input_library to tv.
7322 (Plugin_manager::add_input_file): Add the is_lib argument.
7323 (add_input_file): Update call to Plugin_manager::add_input_file.
7324 (add_input_library): New.
7325 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7326
966d4097
DK		 73272009-09-30 Doug Kwan <dougkwan@google.com>
7328
7329 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7330 symbol and call Symbol::may_need_copy_reloc to determine if
7331 a copy reloc is needed.
7332 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7333 nocopyreloc is given in command line.
7334 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7335 given in command line.
7336 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7337 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7338 of the removed Target_i386::may_need_copy_reloc.
7339 * options.h (copyreloc): New option with default value false.
7340 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7341 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7342 instead of the removed Target_powerpc::may_need_copy_reloc.
7343 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7344 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7345 instead of the removed Target_sparc::may_need_copy_reloc.
7346 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7347 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7348 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7349 instead of the removed Target_x86_64::may_need_copy_reloc.
7350
029ba973
ILT		 73512009-09-30 Ian Lance Taylor <iant@google.com>
7352
7353 * object.h (class Object): Remove target_ field, and target,
7354 sized_target, and set_target methods.
7355 (Object::sized_target): Remove.
7356 (class Sized_relobj): Update declarations. Remove sized_target.
7357 * object.cc (Sized_relobj::setup): Remove target parameter.
7358 Change all callers.
7359 (Input_objects::add_object): Don't do anything with the target.
7360 (make_elf_sized_object): Add punconfigured parameter. Change all
7361 callers. Set or test parameter target.
7362 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7363 Change all callers.
7364 * parameters.cc (Parameters::set_target): Change parameter type to
7365 be non-const.
7366 (Parameters::default_target): Remove.
7367 (set_parameters_target): Change parameter type to be non-const.
7368 (parameters_force_valid_target): New function.
7369 (parameters_clear_target): New function.
7370 * parameters.h (class Parameters): Update declarations. Remove
7371 default_target method. Add sized_target and clear_target
7372 methods. Change target_ to be non-const.
7373 (set_parameters_target): Update declaration.
7374 (parameters_force_valid_target): Declare.
7375 (parameters_clear_target): Declare.
7376 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7377 as NULL if we aren't searching.
7378 (Add_symbols::run): Don't check for compatible target.
7379 * fileread.cc (Input_file::open_binary): Call
7380 parameters_force_valid_target.
7381 * gold.cc (queue_middle_tasks): Likewise.
7382 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7383 set_target on object.
7384 * dynobj.h (class Sized_dynobj): Update declarations.
7385 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7386 make_elf_object returns NULL.
7387 (Archive::include_member): Don't check whether object target is
7388 compatible.
7389 * output.cc (Output_section::add_input_section): Get target from
7390 parameters.
7391 (Output_section::relax_input_section): Likewise.
7392 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7393 parameters.
7394 (Sized_relobj::do_scan_relocs): Likewise.
7395 (Sized_relobj::relocate_sections): Likewise.
7396 * resolve.cc (Symbol_table::resolve): Likewise.
7397 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7398 parameter. Change all callers.
7399 (Symbol_table::add_from_object): Get target from parameters.
7400 (Symbol_table::add_from_relobj): Don't check object target.
7401 (Symbol_table::add_from_dynobj): Likewise.
7402 (Symbol_table::define_special_symbol): Get target from
7403 parameters.
7404 * symtab.h (class Symbol_table): Update declaration.
7405 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7406 parameter. Change all callers. Clear parameter target.
7407 (Binary_test): Test target here.
7408 * testsuite/object_unittest.cc (gold_testsuite): Remove
7409 target_test_pointer parameter. Change all callers.
7410 (Object_test): Test target here.
7411
a6a22b83
ILT		 74122009-09-26 Ian Lance Taylor <iant@google.com>
7413
7414 * testsuite/initpri1.c: Don't try to use constructor priorities if
7415 compiling with gcc before 4.3.
7416
6a8f49fe
ILT		 74172009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7418
7419 * testsuite/retain_symbols_file_test.sh (check_present): Change
7420 output file name to retain_symbols_file_test.stdout.
7421 (check_absent): Likewise.
7422
8c604651
CS		 74232009-09-18 Craig Silverstein <csilvers@google.com>
7424
7425 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7426 * options.cc: Include <cerrno> and <fstream>.
7427 (General_options::finalize): Parse -retain-symbols-file tag.
7428 * options.h: New flag.
7429 (General_options): New method should_retain_symbol, new
7430 variable symbols_to_retain.
7431 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7432 should_retain_symbol map.
7433 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7434 * testsuite/Makefile.in: Regenerate.
7435 * testsuite/retain_symbols_file_test.sh: New file.
7436
ca58b19f
NC		 74372009-09-18 Nick Clifton <nickc@redhat.com>
7438
7439 * po/es.po: Updated Spanish translation.
7440
20e6d0d6
DK		 74412009-09-17 Doug Kwan <dougkwan@google.com>
7442
7443 * debug.h (DEBUG_RELAXATION): New constant.
7444 (DEBUG_ALL): Add DEBUG_RELAXATION.
7445 (debug_string_to_enum): Add relaxation debug option.
7446 * layout.cc
7447 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7448 Layout::Relaxation_debug_check::read_sections,
7449 Layout::Relaxation_debug_check::read_sections): New method definitions.
7450 (Layout::Layout): Initialize data members
7451 record_output_section_data_from_scrips_,
7452 script_output_section_data_list_ and relaxation_debug_check_.
7453 (Layout::save_segments, Layout::restore_segments,
7454 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7455 Layout::relaxation_loop_body): New method definitions.
7456 (Layout::finalize): Support relaxation. Move section layout code to
7457 Layout::relaxation_loop_body.
7458 (Layout::set_asection_address_from_script): Move code for orphan
7459 section placement out.
7460 (Layout::place_orphan_sections_in_script): New method definition.
7461 * layout.h (Output_segment_headers, Output_file_header):
7462 New forward class declarations.
7463 (Layout::~Layout): Define.
7464 (Layout::new_output_section_data_from_script): New method definition.
7465 (Layout::place_orphan_sections_in_script): New method declaration.
7466 (Layout::Segment_states): New type declaration.
7467 (Layout::save_segments, Layout::restore_segments,
7468 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7469 Layout::relaxation_loop_body): New method declarations.
7470 (Layout::Output_section_data_list): New type declaration.
7471 (Layout::Relaxation_debug_check): New class definition.
7472 (Layout::record_output_section_data_from_script_,
7473 Layout::script_output_section_data_list_, Layout::segment_states_,
7474 Layout::relaxation_debug_check_): New data members.
7475 * output.cc: (Output_section_headers::do_size): New method definition.
7476 (Output_section_headers::Output_section_headers): Move size
7477 computation to Output_section_headers::do_size.
7478 (Output_segment_headers::do_size): New method definition.
e1df38aa 7479 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7480 Output_file_header::do_size and call it.
7481 (Output_file_header::do_size): New method definition.
7482 (Output_data_group::Output_data_group): Adjust call to
7483 Output_section_data.
7484 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7485 (Output_symtab_xindex::do_write): Add array bound check.
7486 (Output_section::Input_section::print_to_mapfile): Handle
7487 RELAXED_INPUT_SECTION_CODE.
7488 (Output_section::Output_section): Initialize data member checkpoint_.
7489 (Output_section::~Output_section): Delete checkpoint object pointed
7490 by checkpoint_.
7491 (Output_section::add_input_section): Always add an Input_section if
7492 relaxing.
7493 (Output_section::add_merge_input_section): Add assert.
7494 (Output_section::relax_input_section): New method definition.
7495 (Output_section::set_final_data_size): Set load address to zero for
7496 an unallocated section.
7497 (Output_section::do_address_and_file_offset_have_reset_values):
7498 New method definition.
7499 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7500 Handle relaxed input section.
7501 (Output_section::sort_attached_input_sections): Checkpoint input
7502 section list lazily.
7503 (Output_section::get_input_sections): Change type of input_sections to
7504 list of Simple_input_section pointers. Checkpoint input section list
7505 lazily. Also handle relaxed input sections.
7506 (Output_section::add_input_section_for_script): Take a reference to
7507 a Simple_input_section object instead of Relobj pointer and section
7508 index as parameter. Handle relaxed input sections.
7509 (Output_section::save_states, Output_section::restore_states): New
7510 method definitions.
7511 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7512 (Output_data::is_data_size_fixed): New method definition.
7513 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7514 if it is fixed.
7515 (Output_data::address_and_file_offset_have_reset_values): New method
7516 definition.
7517 (Output_data::do_address_and_file_offset_have_reset_values): New method
7518 definition.
7519 (Output_data::set_data_size): Check that data size is not fixed.
7520 (Output_data::fix_data_size): New method definition.
7521 (Output_data::is_data_size_fixed_): New data member.
7522 (Output_section_headers::set_final_data_size): New method definition.
7523 (Output_section_headers::do_size): New method declaration.
7524 (Output_segment_headers::set_final_data_size): New method definition.
7525 (Output_segment_headers::do_size): New method declaration.
7526 (Output_file_header::set_final_data_size)::New method definition.
7527 (Output_file_header::do_size)::New method declaration.
7528 (Output_section_data::Output_section_data): Add new parameter
7529 is_data_size_fixed and use it to fix data size.
7530 (Output_data_const::Output_data_const): Adjust call to base class
7531 constructor and fix data size.
7532 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7533 base class constructor and fix data size.
7534 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7535 base class constructor and fix data size.
7536 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7537 class constructor and fix data size.
7538 (Output_data_group::set_final_data_size): New method definition.
7539 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7540 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7541 class constructor and fix data size.
7542 (Output_relaxed_input_section): New class definition.
7543 (Output_section::Simple_input_section): New class definition.
7544 (Output_section::get_input_sections): Adjust parameter list.
7545 (Output_section::add_input_section_for_script): Same.
7546 (Output_section::save_states, Output_section::restore_states,
7547 Output_section::do_address_and_file_offset_have_reset_values,
7548 (Output_section::Input_section::Input_section): Handle
7549 RELAXED_INPUT_SECTION_CODE. Add new overload for
7550 Output_relaxed_input_section.
7551 (Output_section::Input_section::is_input_section,
7552 Output_section::Input_section::set_output_section): Handle relaxed
7553 input section.
7554 (Output_section::Input_section::is_relaxed_input_section,
7555 Output_section::Input_section::output_section_data,
7556 Output_section::Input_section::relaxed_input_section): New method
7557 definitions.
7558 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7559 value.
7560 (Output_section::Input_section::u1_): Update comments.
7561 (Output_section::Input_section::u2_): Add new union member poris.
7562 (Output_section::Checkpoint_output_section): New classs definition.
7563 (Output_section::relax_input_section): New method declaration.
7564 (Output_section::checkpoint_): New data member.
7565 (Output_segment): Update comments.
7566 (Output_segment::Output_segment): Un-privatize copy constructor.
7567 (Output_segment::operator=): Un-privatize.
7568 * script-sections.cc (Output_section_element::Input_section_list):
7569 Change element type to Output_section::Simple_input_section.
7570 (Output_section_element_dot_assignment::set_section_addresses):
7571 Register output section data for relaxation clean up.
7572 (Output_data_exression::Output_data_expression): Adjust call to base
7573 constructor to fix data size.
7574 (Output_section_element_data::set_section_addresses): Register
7575 Output_data_expression object for relaxation clean up.
7576 (struct Input_section_info): Replace Relobj pointer and section index
7577 pair with Output_section::Simple_input_section and Convert struct to a
7578 class.
7579 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7580 Input_section_info data member to use accessors.
20e6d0d6
DK		 7581 (Output_section_element_input::set_section_addresses): Use layout
7582 parameter. Adjust code to use Output_section::Simple_input_section
7583 and Input_secction_info classes. Register filler for relaxation
7584 clean up.
7585 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7586 and section index pair with Output_section::Simple_input_section
7587 class. Adjust code accordingly.
7588 (Phdrs_element::release_segment): New method definition.
7589 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7590 segment list.
7591 (Script_sections::release_segments): New method definition.
7592 * gold/script-sections.h (Script_sections::release_segments): New
7593 method declaration.
7594 * gold/target.h (Target::may_relax, Target::relax,
7595 Target::do_may_relax, Target::do_relax): New method definitions.
7596
5e445df6
ILT		 75972009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7598
7599 * arm.cc (has_signed_unsigned_overflow): New function.
7600 (Arm_relocate_functions::abs8): New function.
7601 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7602 (Target_arm::Scan::global): Likewise.
7603 (Target_arm::relocate::relocate): Likewise.
7604 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7605 Likewise.
7606
8c604651 76072009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7608
7609 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7610 * testsuite/Makefile.in: Regenerate.
7611
1e9cc1c2
NC		 76122009-09-11 Nick Clifton <nickc@redhat.com>
7613
7614 * po/gold.pot: Updated by the Translation project.
7615
6a89f575
CC		 76162009-09-08 Cary Coutant <ccoutant@google.com>
7617
7618 * output.cc (Output_file::open): Add execute permission to empty file.
7619 * testsuite/Makefile.am (permission_test): New test.
7620 * testsuite/Makefile.in: Regenerate.
7621
fdcac5af
ILT		 76222009-09-02 Ian Lance Taylor <iant@google.com>
7623
7624 * output.cc (Output_file::resize): Call map_no_anonymous rather
7625 than map.
7626
44453f85
ILT		 76272009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7628
7629 * gold.cc: Include "incremental.h".
7630 (queue_initial_tasks): Call Incremental_checker methods.
7631 * incremental.cc: Include "output.h".
7632 (Incremental_checker::can_incrementally_link_output_file): New
7633 method.
7634 * incremental.h (Incremental_checker): New class.
7635
7636 * output.cc (Output_file::open_for_modification): New method.
7637 (Output_file::map_anonymous): Changed return type to bool. Record
7638 map in base_ field.
7639 (Output_file::map_no_anonymous): New method, broken out of map.
7640 (Output_file::map): Use map_no_anonymous and map_anonymous.
7641 * output.h (class Output_file): Update declarations.
7642
293c1386
CC		 76432009-08-24 Cary Coutant <ccoutant@google.com>
7644
7645 * options.h (Command_line::Pre_options): New class.
7646 (Command_line::pre_options): New member.
7647 * options.cc (gold::options::ready_to_register): New variable.
7648 (One_option::register_option): Do nothing if not registering options.
7649 Assert if same short option registered twice.
7650 (General_options::General_options): Turn off option registration when
7651 done constructing.
7652 (Command_line::Pre_options::Pre_options): New constructor.
7653
f773f3d2
CC		 76542009-08-24 Cary Coutant <ccoutant@google.com>
7655
06a73cfe
CC		 7656 * options.h (General_options::no_keep_memory): Remove incorrect
7657 short option.
f773f3d2 7658
a15af8e2
RW		 76592009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7660
7661 * Makefile.am (am__skiplex, am__skipyacc): New.
7662 * Makefile.in: Regenerate.
7663
c462b41b
RW		 76642009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7665
14ec8efd
RW		 7666 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7667 (INCLUDES): ... this.
7668 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7669 (AM_CPPFLAGS): Renamed from ...
7670 (INCLUDE): ... this.
7671 * Makefile.in, testsuite/Makefile.in: Regenerate.
7672
81ecdfbb
RW		 7673 * Makefile.in: Regenerate.
7674 * aclocal.m4: Likewise.
7675 * config.in: Likewise.
7676 * configure: Likewise.
7677 * testsuite/Makefile.in: Likewise.
7678
c462b41b
RW		 7679 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7680 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7681 * Makefile.in: Regenerate.
7682 * testsuite/Makefile.in: Regenerate.
7683
2da73f13
CC		 76842009-08-19 Cary Coutant <ccoutant@google.com>
7685
7686 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7687 symbols in shared libraries overridden by hidden or internal symbols
7688 in the main program.
7689
2db70501
CD		 76902009-08-19 Chris Demetriou <cgd@google.com>
7691
7692 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7693 checking source file names in error messages.
7694
f733487b
DK		 76952009-08-18 Doug Kwan <dougkwan@google.com>
7696
7697 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7698 an elcpp::Ehdr as parameter. Adjust call to set_target.
7699 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7700 an elfcpp::Ehdr as parameter.
7701 * object.cc (Object::set_target): Remove the version that looks up
7702 a target and sets it.
7703 (Sized_relobj::setup): Take a Target object instead of
7704 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7705 (make_elf_sized_object): Find target and ask target to
7706 make an ELF object.
7707 * object.h: (Object::set_target): Remove the version that looks up
7708 a target and sets it.
7709 (Sized_relobj::setup): Take a Target object instead of
7710 an elfcpp:Ehdr as parameter.
7711 * target.cc: Include dynobj.h.
7712 (Target::do_make_elf_object_implementation): New.
7713 (Target::do_make_elf_object): New.
7714 * target.h (Target::make_elf_object): New template declaration.
7715 (Target::do_make_elf_object): New method declarations.
7716 (Target::do_make_elf_object_implementation): New template declaration.
7717
cc70f101
ILT		 77182009-08-14 Ian Lance Taylor <iant@google.com>
7719
7720 * gold.h (FUNCTION_NAME): Define.
7721 (gold_unreachable): Use FUNCTION_NAME.
7722
ef5e0cb1
ST		 77232009-08-12 Sriraman Tallam <tmsriram@google.com>
7724
7725 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7726 symbol in the --keep-unique list is not found.
7727
48c187ce
ST		 77282009-08-12 Sriraman Tallam <tmsriram@google.com>
7729
7730 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7731 been maked as --keep-unique.
7732 (Icf::unfold_section): New function.
7733 * icf.h (Icf::unfold_section): New function.
7734 * options.h (General_options::keep_unique): New option.
7735 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7736 * testsuite/Makefile.in: Regenerate.
7737 * testsuite/icf_keep_unique_test.sh: New file.
7738 * testsuite/icf_keep_unique_test.cc: New file.
7739
645afe0c
CC		 77402009-08-12 Cary Coutant <ccoutant@google.com>
7741
7742 PR 10471
7743 * resolve.cc (Symbol_table::resolve): Check for references from
7744 dynamic objects to hidden and internal symbols.
7745 * testsuite/Makefile.am (hidden_test.sh): New test.
7746 * testsuite/Makefile.in: Regenerate.
7747 * testsuite/hidden_test.sh: New script.
7748 * testsuite/hidden_test_1.c: New test source.
7749 * testsuite/hidden_test_main.c: New test source.
7750
11af873f
DK		 77512009-08-11 Doug Kwan <dougkwan@google.com>
7752
7753 * arm.cc: Update comments.
7754 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7755 segment to locate the .ARM.exidx section if present.
7756
b9f7d72d
DK		 77572009-08-09 Doug Kwan <dougkwan@google.com>
7758
7759 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7760 patch.
7761
ddd3c53c
ST		 77622009-08-07 Sriraman Tallam <tmsriram@google.com>
7763 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7764 compiler warnings.
7765
27721062
ST		 77662009-08-06 Sriraman Tallam <tmsriram@google.com>
7767
7768 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7769 valid tls_segment only for non-debug-section relocations.
7770 * testsuite/Makefile.am: Add gc_tls_test.
7771 * testsuite/Makefile.in: Regenerate.
7772 * testsuite/gc_tls_test.cc: New file.
7773 * testsuite/gc_tls_test.sh: New file.
7774
ef15dade 77752009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 7776
ef15dade
ST		 7777 * icf.cc: New file.
7778 * icf.h: New file.
7779 * Makefile.am (CCFILES): Add icf.cc.
7780 (HFILES): Add icf.h
7781 * Makefile.in: Regenerate.
7782 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7783 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7784 section, symbol and addend information for the relocs.
7785 * gold.cc (queue_middle_tasks): Call identical code folding.
7786 * gold.h: Add defines for multimap.
7787 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7788 to the call of finalize_local_symbols.
7789 * main.cc (main): Create object of class Icf.
7790 * object.cc (Sized_relobj::do_layout): Allow this function to be
7791 called twice during icf.
7792 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7793 to sections marked as identical by icf.
7794 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7795 when available.
7796 (Sized_relobj::do_section_entsize): New function.
7797 * object.h (Object::section_entsize): New function.
7798 (Object::do_section_entsize): New pure virtual function.
7799 (Relobj::finalize_local_symbols): Add new parameter.
7800 (Relobj::do_section_entsize): New function.
7801 * options.h (General_options::icf): New option.
7802 (General_options::icf_iterations): New option.
7803 (General_options::print_icf_sections): New option.
7804 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7805 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7806 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7807 icf.
7808 * symtab.cc (Symbol_table::is_section_folded): New function.
7809 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7810 to sections marked as identical by icf.
7811 * symtab.h (Symbol_table::set_icf): New function.
7812 (Symbol_table::icf): New function.
7813 (Symbol_table::is_section_folded): New function.
7814 (Symbol_table::icf_): New data member.
7815 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7816 * testsuite/Makefile.am: Add commands to build icf_test.
7817 * testsuite/Makefile.in: Regenerate.
7818 * testsuite/icf_test.sh: New file.
7819 * testsuite/icf_test.cc: New file.
7820
c3b65ac4
CD		 78212009-07-24 Chris Demetriou <cgd@google.com>
7822
7823 * layout.cc (is_compressible_debug_section): Fix incorrect
7824 comment about compressed section names.
7825
1caf2c51
ILT		 78262009-07-20 Ian Lance Taylor <ian@airs.com>
7827
7828 PR 10419
7829 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7830
1ef4d87f
ILT		 78312009-07-16 Ian Lance Taylor <iant@google.com>
7832
7833 PR 10400
7834 * layout.h: #include <map>.
7835 (class Kept_section): Change from struct to class. Add accessors
7836 and setters. Add section size to Comdat_group mapping. Change
7837 Comdat_group to std::map. Add is_comdat_ field. Add
7838 linkonce_size field in union.
7839 (class Layout): Update declaration of find_or_add_kept_section.
7840 Don't declare find_kept_object.
7841 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7842 parameter. Add object, shndx, is_comdat, and is_group_name
7843 parameters. Change all callers. Adjust for new Kept_section.
7844 (Layout::find_kept_object): Remove.
7845 * object.cc (Sized_relobj::include_section_group): Update use of
7846 Kept_section. Rename secnum to shndx. Only record
7847 Kept_comdat_section if sections are the same size.
7848 (Sized_relobj::include_linkonce_section): Update use of
7849 Kept_section. Only record Kept_comdat_section if sections are the
7850 same size. Set size of linkonce section.
7851 (Sized_relobj::map_to_kept_section): Update call to
7852 get_kept_comdat_section.
7853 * object.h (class Sized_relobj): Rename fields in
7854 Kept_comdat_section to drop trailing underscores; change object
7855 field to Relobj*. Change Kept_comdat_section_table to store
7856 struct rather than pointer.
7857 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7858 Add kept_object and kept_shndx parameters. Change all callers.
7859 (Sized_relobj::get_kept_comdat_section): Change return type to
7860 bool. Add kept_object and kept_shndx parameters. Change all
7861 callers.
7862 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7863 Layout::find_or_add_kept_section.
7864
37c3b7b0
ILT		 78652009-07-09 Ian Lance Taylor <iant@google.com>
7866
7867 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7868 Reserve space in the hash table.
7869
98fa85cb
ILT		 78702009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7871
7872 * fileread.cc (File_read::get_mtime): New method.
7873 * fileread.h (Timespec): New structure.
7874 (File_read::get_mtime): New method.
7875 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7876 Renamed from timestamp_nsec.
7877 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7878 Elf_Xword.
e1df38aa 7879 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 7880 timestamp_nsec.
e1df38aa 7881 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 7882 (Incremental_inputs::report_obejct): Save mtime; style fix.
7883 (Incremental_inputs::report_script): Save mtime; style fix.
7884 (Incremental_inputs::finalize_inputs): Style fix.
7885 (Incremental_inputs::finalize): Style fix.
7886 (Incremental_inputs::create_input_section_data): Store inputs
7887 mtime.
7888 * incremental.h (Incremental_inputs::report_script): Add mtime
7889 argument.
7890 (Incremental_inputs::Input_info::Input_info): Intialize only one
7891 union member.
7892 (Incremental_inputs::Input_info::archive): Move to nameless
7893 union.
7894 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7895 (Incremental_inputs::Input_info::script): Move to nameless union.
7896 (Incremental_inputs::mtime): New field.
7897 * script.cc (read_input_script): Pass file mtime to
7898 Incremental_input.
7899 * script.h (Script_info::inputs): Style fix.
7900
c9d70757
ILT		 79012009-07-01 Ian Lance Taylor <ian@airs.com>
7902
7903 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7904 instead of 32.
7905
9c547ec3
ILT		 79062009-06-24 Ian Lance Taylor <iant@google.com>
7907
7908 PR 10156
7909 * layout.cc (Layout::choose_output_section): If we find an
7910 existing section, update the flags.
7911 (Layout::create_notes): New function, broken out of
7912 Layout::finalize.
7913 (Layout::finalize): Don't create note sections.
7914 (Layout::create_note): Don't crash if linker script discards
7915 section.
7916 (Layout::create_gold_note): Likewise.
7917 (Layout::create_build_id): Likewise. Don't set
7918 after_input_sections on the section.
7919 (Layout::create_executable_stack_info): Remove target parameter.
7920 Change caller.
7921 * layout.h (class Layout): Declare create_notes. Update
7922 declaration of create_executable_stack_info.
7923 * gold.cc (queue_middle_tasks): Call create_notes.
7924 * output.cc (Output_section::update_flags_for_input_section): Move
7925 here from output.h. If SHF_ALLOC flag is newly set, mark address
7926 invalid.
7927 * output.h (Output_data::mark_address_invalid): New function.
7928 (class Output_section): Only declare, not define,
7929 update_flags_for_input_section. Remove set_flags.
7930
55458500
ILT		 79312009-06-24 Ian Lance Taylor <iant@google.com>
7932
7933 * script-sections.cc (Output_section_definition::
7934 set_section_addresses): Rename shadowing local load_address to
7935 laddr.
7936
1307d6cd
ILT		 79372009-06-24 Ian Lance Taylor <iant@google.com>
7938
7939 PR 10244
7940 * reloc.cc (relocate_sections): Skip empty relocation sections.
7941
ec3f783e
ILT		 79422009-06-23 Ian Lance Taylor <iant@google.com>
7943
7944 PR 10156
7945 * layout.cc (Layout::create_note): Use choose_output_section
7946 rather than make_output_section.
7947
459c9f1c
ILT		 79482009-06-23 Ian Lance Taylor <iant@google.com>
7949
7950 PR 10237
7951 * options.cc (General_options::parse_V): Set printed_version_.
7952 (General_options::General_options): Initialize printed_version_.
7953 * options.h (class General_options): Add printed_version_ field.
7954 * gold.cc (queue_initial_tasks): If there are no input files,
7955 don't give a fatal error if we printed the version information.
7956 (queue_middle_tasks): If using -r with a shared object, give a
7957 fatal error rather than an ordinary error.
7958
1518dc8f
ILT		 79592009-06-23 Ian Lance Taylor <iant@google.com>
7960
7961 PR 10219
7962 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7963 (Layout::make_output_section): Set have_stabstr_section_ if we see
7964 a .stab*str section.
7965 (Layout::finalize): Call link_stabs_sections.
7966 (Layout::link_stabs_sections): New file.
7967 * layout.h (class Layout): Add have_stabstr_section_ field.
7968 Declare link_stabs_sections.
7969
3d857b98
DK		 79702009-06-23 Doug Kwan <dougkwan@google.com>
7971
7972 * Makefile.am (libgold_a_LIBADD): New.
7973 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7974 * Makefile.in: Regenerate.
7975 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7976 * configure: Regenerate.
7977 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7978 * fileread.cc: Include sys/state.h
7979 * gold.h: Declare memmem and strndup if found missing.
7980 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7981
0639a6f6
ILT		 79822009-06-23 Ian Lance Taylor <iant@google.com>
7983
7984 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7985 * configure: Rebuild.
7986
8d63875c
ILT		 79872009-06-23 Ian Lance Taylor <iant@google.com>
7988
7989 PR 10147
7990 * object.cc (Object::section_contents): Don't try to get a view if
7991 the section has length zero.
7992 (Object::handle_gnu_warning_section): If the section is empty, use
7993 the name of the section as the warning.
7994
f7c8a183
ILT		 79952009-06-23 Ian Lance Taylor <iant@google.com>
7996
7997 PR 10133
7998 * stringpool.h (class Stringpool_template): Add optimize_ field.
7999 (Stringpool_template::set_optimize): New function.
8000 * stringpool.cc (Stringpool_template::Stringpool_template):
8001 Initialize optimize_ field.
8002 (Stringpool_template::set_string_offsets): Test local optimize
8003 fild rather than parameter.
8004 * layout.cc (Layout::Layout): Call set_optimize on the section
8005 name stringpool.
8006
e6a307ba
ILT		 80072009-06-22 Ian Lance Taylor <iant@google.com>
8008
8009 PR 10030
8010 * yyscript.y: Parse TARGET.
8011 * script.cc (script_set_target): New function.
8012 * script-c.h (script_set_target): Declare.
8013 * options.cc (General_options::string_to_object_format): Rename
8014 from string_to_object_format in anonymous namespace. Change
8015 callers.
8016 * options.h (class General_options): Declare
8017 string_to_object_format.
8018
3ee173de
ILT		 80192009-06-22 Ian Lance Taylor <iant@google.com>
8020
8021 * script-sections.cc (Script_sections::create_segments): Don't put
8022 program headers in a PT_LOAD segment if -n or -N.
8023
80242009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8025
8026 PR 10141
8027 * options.h (class General_options): Add -z lazy and -z now. Sort
8028 -z options into alphabetical order.
8029 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8030
cd6739a1 80312009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8032
8033 * layout.cc (Layout::make_output_section): Call
8034 Target::new_output_section.
8035 (Layout::attach_allocated_section_to_segment): Put large section
8036 sections in a separate load segment with the large segment flag
8037 set.
8038 (Layout::segment_precedes): Sort large data segments after other
8039 load segments.
8040 (align_file_offset): New static function.
8041 (Layout::set_segment_offsets): Use align_file_offset.
8042 * output.h (class Output_section): Add is_small_section_ and
8043 is_large_section_ fields.
8044 (Output_section::is_small_section): New function.
8045 (Output_section::set_is_small_section): New function.
8046 (Output_section::is_large_section): New function.
8047 (Output_section::set_is_large_section): New function.
8048 (Output_section::is_large_data_section): New function.
8049 (class Output_segment): Add is_large_data_segment_ field.
8050 (Output_segment::is_large_data_segment): New function.
8051 (Output_segment::set_is_large_data_segment): New function.
8052 * output.cc (Output_section::Output_section): Initialize new
8053 fields.
8054 (Output_segment::Output_segment): Likewise.
8055 (Output_segment::add_output_section): Add assertion that large
8056 data sections always go in large data segments. Force small data
8057 sections to the end of the list of data sections. Force small BSS
8058 sections to the start of the list of BSS sections. For large BSS
8059 sections to the end of the list of BSS sections.
8060 * symtab.h (class Symbol): Declare is_common_shndx.
8061 (Symbol::is_defined): Check Symbol::is_common_shndx.
8062 (Symbol::is_common): Likewise.
8063 (class Symbol_table): Define enum Commons_section_type. Update
8064 declarations. Add small_commons_ and large_commons_ fields.
8065 * symtab.cc (Symbol::is_common_shndx): New function.
8066 (Symbol_table::Symbol_table): Initialize new fields.
8067 (Symbol_table::add_from_object): Put small and large common
8068 symbols in the right list.
8069 (Symbol_table::sized_finalized_symbol): Check
8070 Symbol::is_common_shndx.
8071 (Symbol_table::sized_write_globals): Likewise.
8072 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8073 common symbol lists. Don't call do_allocate_commons_list if the
8074 list is empty.
8075 (Symbol_table::do_allocate_commons_list): Remove is_tls
8076 parameter. Add comons_section_type parameter. Change all
8077 callers. Handle small and large common symbols.
8078 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8079 Symbol::is_common_shndx.
8080 * resolve.cc (symbol_to_bits): Likewise.
8081 * target.h (Target::small_common_shndx): New function.
8082 (Target::small_common_section_flags): New function.
8083 (Target::large_common_shndx): New function.
8084 (Target::large_common_section_flags): New function.
8085 (Target::new_output_section): New function.
8086 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8087 small_common_section_flags, and large_common_section_flags
8088 fields.
8089 (Target::do_new_output_section): New virtual function.
8090 * arm.cc (Target_arm::arm_info): Initialize new fields.
8091 * i386.cc (Target_i386::i386_info): Likewise.
8092 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8093 Likewise.
8094 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8095 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8096 (Target_x86_64::do_new_output_section): New function.
8097 * configure.ac: Define conditional MCMODEL_MEDIUM.
8098 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8099 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8100 (large_LDFLAGS): Define.
8101 * testsuite/large.c: New file.
8102 * testsuite/testfile.cc (Target_test::test_target_info):
8103 Initialize new fields.
8104 * configure, testsuite/Makefile.in: Rebuild.
8105
bb04269c
DK		 81062009-06-05 Doug Kwan <dougkwan@google.com>
8107
8108 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8109 * Makefile.in: Regenerate.
bb04269c
DK		 8110 * i386.cc (class Target_i386): Define new virtual method to
8111 override do_is_local_label_name in parent.
8112 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8113 local symbols if --discard-locals or -X is given.
8114 * options.h (class General_options): Declare new options
8115 '--discard-locals' and '-X' for discarding locals.
8116 * target.h (class Target): Define new methods is_local_label_name.
8117 Declare new virtual method do_is_local_label_name.
8118 * target.cc: New file.
8119 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8120 (check_SCRIPTS): Add discard_locals_test.sh.
8121 (check_DATA): Add discard_local_tests.syms.
8122 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8123 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8124 * testsuite/Makefile.in: Regenerate.
8125 * testsuite/discard_locals_test.c: New file.
8126 * testsuite/discard_locals_test.sh: Same.
8127
805bb01c
DK		 81282009-06-05 Doug Kwan <dougkwan@google.com>
8129
8130 * object.cc (Sized_relobj::Sized_relobj): Initialize
8131 discarded_eh_frame_shndx_ to -1U.
8132 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8133 section.
8134 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8135 a discarded .eh_frame section.
8136 (Sized_relobj::do_finalize_local_symbols): Ditto.
8137 * object.h (class Sized_relobj): Declare new member
8138 discarded_eh_frame_shndx_.
8139 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8140 (local_labels_test.o, local_labels_test): New rules.
8141 * testsuite/Makefile.in: Regenerate.
8142
1dcd334d
DK		 81432009-06-04 Doug Kwan <dougkwan@google.com>
8144
8145 * layout.cc (Layout::section_name_mapping): Add mapping for
8146 special ARM sections.
8147
96d49306
DK		 81482009-06-03 Doug Kwan <dougkwan@google.com>
8149
8150 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8151 (utils::has_overflow): Same.
8152
dff16297
ILT		 81532009-06-03 Ian Lance Taylor <iant@google.com>
8154
8155 * layout.cc (Layout::section_name_mapping): New array, replacing
8156 Layout::linkonce_mapping.
8157 (Layout::section_name_mapping_count): New variable, replacing
8158 Layout::linkonce_mapping_count.
8159 (Layout::linkonce_output_name): Remove.
8160 (Layout::output_section_name): Rewrite.
8161 * layout.h (class Layout): Rename Linkonce_mapping to
8162 Section_name_mapping, linkonce_mapping to section_name_mapping,
8163 linkonce_mapping_count to section_name_mapping_count. Don't
8164 declare linkonce_output_name.
8165
c121c671
DK		 81662009-06-03 Doug Kwan <dougkwan@google.com>
8167
8168 * gold/arm.cc (namespace utils): New.
8169 (Target_arm::reloc_is_non_pic): Define new method.
8170 (class Arm_relocate_functions): New.
8171 (Target_arm::Relocate::relocate): Handle relocation types used by
8172 Android.
8173
07800fab
ILT		 81742009-06-03 Ian Lance Taylor <iant@google.com>
8175
8176 * arm.cc (Target_arm::scan::global): Use || instead of |.
8177
c121c671
DK		 81782009-06-02 Doug Kwan <dougkwan@google.com>
8179
8180 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8181 issued_non_pic_error_.
8182 (class Target_arm::Scan): Declare new method check_non_pic.
8183 Define new method symbol_needs_plt_entry.
8184 Declare new data member issued_non_pic_error_.
8185 (class Target_arm::Relocate): Declare new method
8186 should_apply_static_reloc.
8187 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8188 (Target_arm::Scan::check_non_pic): Define new method.
8189 (Target_arm::Scan::local): Handle a small subset of reloc types used
8190 by Android.
8191 (Target_arm::Scan::local): Same.
8192 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8193
b19b0c6d
ILT		 81942009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8195
8196 * incremental.cc (Incremental_inputs::report_command_line): Filter
8197 out --incremental-* options.
8198
94cdfcff
DK		 81992009-05-29 Doug Kwan <dougkwan@google.com>
8200
8201 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8202 template class.
8203 (class Target_arm): Update comment.
8204 (Target_arm::Target_arm): Initialize new data members GOT_,
8205 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8206 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8207 and Target_arm::rel_dyn_section.
8208 Declare new_enum Target_arm::Got_type.
8209 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8210 and DYNBSS_.
8211 Update commments for member do_dynsym_value.
8212 (Target_arm::got_size, Target_arm::plt_section,
8213 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8214 new methods inside class defintion.
8215 (Target_arm::got_section): Define new method.
8216 (Target_arm::rel_dyn_section): Same.
8217 (Output_data_plt_arm): New template class.
8218 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8219 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8220 (Output_data_plt_arm::add_entry): Same.
8221 (Output_data_plt_arm::first_plt_entry): Define new
8222 static data member for PLT instruction template.
8223 (Output_data_plt_arm::plt_entry): Same.
8224 (Output_data_plt_arm::do_write): Define new method.
8225 (Target_arm::make_plt_entry): Same.
8226 (Target_arm::do_finalize_sections): Same.
8227 (Target_arm::do_dynsym_value): Same.
8228
4a657b0d
DK		 82292009-05-28 Doug Kwan <dougkwan@google.com>
8230
8231 * Makefile.am (TARGETSOURCES): Add arm.cc.
8232 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8233 * Makefile.in: Regenerate.
8234 * arm.cc: New file.
8235 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8236
e7ae8c36
DK		 82372009-05-26 Doug Kwan <dougkwan@google.com>
8238
8239 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8240 (General_options::check_excluded_libs): Strip off directories in
8241 archive name before matching like GNU ld does.
8242 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8243 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8244 (exclude_libs_test_LDFLAGS): Add linker option
8245 -Wl,--exclude-libs,libexclude_libs_test_3
8246 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8247 an explicit archive without using -l.
8248 (alt/libexclude_libs_test_3.a): New make rule.
8249 * testsuite/Makefile.in: Regenerate.
8250 * testsuite/exclude_libs_test.c : Declare lib3_default().
8251 (main): Call it.
8252 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8253 * exclude_libs_test_3.c: New file.
8254
f12e7348
NC		 82552009-05-26 Nick Clifton <nickc@redhat.com>
8256
8257 * po/id.po: New Indonesian translation.
8258 * po/gold.pot: Updated template file.
8259
4daadc0d
ST		 82602009-05-22 Sriraman Tallam <tmsriram@google.com>
8261
e1df38aa 8262 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8263 gc_comdat_test files. Add -Wl,--gc-sections to build
8264 gc_comdat_test.
8265 * testsuite/Makefile.in: Regenerate.
8266 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8267
531813ad
ST		 82682009-05-21 Sriraman Tallam <tmsriram@google.com>
8269
8270 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8271 kept comdat section was garbage collected.
8272 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8273 * testsuite/Makefile.in: Regenerate.
8274 * testsuite/gc_comdat_test.sh: New file.
8275 * testsuite/gc_comdat_test_1.cc: New file.
8276 * testsuite/gc_comdat_test_2.cc: New file.
8277
65514900
CC		 82782009-05-19 Doug Kwan <dougkwan@google.com>
8279
8280 * archive.cc (Archive::Archive): Move constructor from archive.h
8281 to here. Initialize no_export_.
8282 (Archive::get_elf_object_for_member): Set no_export flag of object.
8283 * archive.h (Archive::Archive): Move constructor body to
8284 archive.cc.
8285 (Archive::no_export): New method.
8286 (Archive::no_export_): New field.
8287 * object.h (Object::Object): Initialize no_export_ to false.
8288 (Object::no_export, Object::set_no_export): New methods.
8289 (Object::no_export_): New field.
8290 * options.cc (General_options::parse_exclude_libs): New method.
8291 (General_options::check_excluded_libs) Same.
8292 * options.h (exclude_libs): New option.
8293 (General_options::check_excluded_libs): New method declaration.
8294 (General_options::excluded_libs_): New field.
8295 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8296 default or protected visibility if an object has no-export flag set.
8297 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8298 (check_SCRIPTS): Add exclude_libs_test.sh.
8299 (check_DATA): Add exclude_libs_test.syms.
8300 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8301 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8302 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8303 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8304 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8305 libexclude_libs_test_2.a): New rules.
8306 * testsuite/Makefile.in: Regenerate.
8307 * testsuite/exclude_libs_test.c: New file.
8308 * testsuite/exclude_libs_test.sh: Ditto.
8309 * testsuite/exclude_libs_test_1.c: Ditto.
8310 * testsuite/exclude_libs_test_2.c: Ditto.
8311
1b77ea50
ILT		 83122009-05-15 Ian Lance Taylor <iant@google.com>
8313
8314 * configure.ac: Check for declarations for cases where libiberty.h
8315 checks HAVE_DECL_xxx.
8316 * configure, config.in: Rebuild.
8317
072fe7ce
ILT		 83182009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8319
8320 * gold.h (Incremental_argument_list): Remove (invalid) forward
8321 declaration.
8322 * incremental.cc (Incremental_inputs::report_achive): New method.
8323 (Incremental_inputs::report_object): New method.
8324 (Incremental_inputs::report_script): New method.
8325 (Incremental_inputs::finalize_inputs): New method.
8326 (Incremental_inputs::finalize): Call finalize_inputs().
8327 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8328 Create inputs entries.
8329 * incremental.h (Incremental_input_type): New enum.
8330 (Incremental_inputs::Incremental_input): Initialize new fields.
8331 (Incremental_inputs::report_inputs): New method.
8332 (Incremental_inputs::report_achive): New method.
8333 (Incremental_inputs::report_object): New method.
8334 (Incremental_inputs::report_script): New method.
8335 (Incremental_inputs::finalize_inputs): New method.
8336 (Incremental_inputs::Input_info): New struct.
8337 (Incremental_inputs::Input_info_map): New typedef.
8338 (Incremental_inputs::lock_): New field.
8339 (Incremental_inputs::Inputs_): New field.
8340 (Incremental_inputs::Inputs_map): New field.
8341 * main.cc (main): Call Incremental_input::report_inputs.
8342 * options.h (Input_argument_list): Typedef moved from
8343 Input_arguments.
8344 (Input_file_group::Files): Remove, use ::Input_argument_list.
8345 (Input_file_group::Input_argument_list): Remove, use
8346 ::Input_argument_list.
8347 * plugin.cc (Plugin_manager::add_input_file): Add error in
8348 incremental build.
8349 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8350 functions.
8351 * script.cc (read_input_script): Call
8352 Incremental_input::report_script.
8353 * script.h (Script_info): New class.
8354
b0481b0b
ILT		 83552009-04-27 Ian Lance Taylor <iant@google.com>
8356
8357 * x86_64.cc (do_adjust_output_section): Set entsize to
8358 plt_entry_size.
8359
b22a5a41 83602009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8361
8362 * output.cc (Output_file::close): After short writes, continue
8363 writing from the correct offset in the buffer being written.
8364
40fde488
CD		 83652009-04-23 Chris Demetriou <cgd@google.com>
8366
8367 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8368 * configure: Regenerate.
8369 * config.in: Regenerate.
8370 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8371 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8372
3ce2c28e
ILT		 83732009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8374
8375 * incremental.cc (Incremental_inputs_header_data): Renamed from
8376 Incremental_input_header_data.
8377 (Incremental_inputs_header_data::data_size): New field.
8378 (Incremental_inputs_header_data::put_input_file_count): Renamed
8379 from input_file_count.
8380 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8381 from command_line_offset.
8382 (Incremental_inputs_header_data::put_reserved): Renamed from
8383 put_reserved.
8384 (Incremental_inputs_entry_data): Renamed from
8385 Incremental_input_entry_data.
8386 (Incremental_inputs_entry_data::data_size): New field.
8387 (Incremental_inputs::report_command_line): New method.
8388 (Incremental_inputs::finalize): New method.
8389 (Incremental_inputs::create_incremental_inputs_data): New method.
8390 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8391 * incremental.h: New file.
8392 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8393 (Layout::finalize): Create incremental inputs section in
8394 incremental builds.
8395 (Layout::create_incremental_info_sections): New method.
8396 * layout.h (Layout::incremental_inputs): New method.
8397 (Layout::create_incremental_info_sections): New method.
8398 (Layout::incremental_inputs_): New field.
8399 * main.cc (main): Notify Incremental_input of the command line.
8400
e55bde5e
ILT		 84012009-04-01 Ian Lance Taylor <iant@google.com>
8402 Mikolaj Zalewski <mikolajz@google.com>
8403
8404 * gold.h (reserve_unordered_map): Define, three versions, one for
8405 each version of Unordered_map.
8406 * layout.cc (Layout::Layout): Remove options parameter. Add
8407 number_of_input_files parameter. Don't initialize options_.
8408 Initialize number_of_input_files_ and resized_signatures_. Move
8409 sections_are_attached_.
8410 (Layout::layout_group): Reserve space for group_signatures_.
8411 (Layout::find_or_add_kept_section): Change name parameter to be a
8412 reference. Resize signatures_ map when it gets large enough.
8413 (Layout::layout_eh_frame): Use parameters->options() instead of
8414 this->options_.
8415 (Layout::make_output_section): Likewise.
8416 (Layout::attach_allocated_section_to_segment): Likewise.
8417 (Layout::finalize, Layout::create_executable_stack): Likewise.
8418 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8419 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8420 * layout.h (class Layout): Update declarations. Remove options_
8421 field. Add number_of_input_files_ and resized_signatures_
8422 fields. Move sections_are_attached_ field.
8423 * main.cc (main): Pass number of input files to Layout
8424 constructor. Don't pass options.
8425
154b857c
ILT		 84262009-03-30 Ian Lance Taylor <iant@google.com>
8427
8428 * ffsll.c (ffsll): Correct implementation.
8429
2f35ab9b
ILT		 84302009-03-27 Ian Lance Taylor <iant@google.com>
8431
fd03461a
ILT		 8432 * ffsll.c: New file.
8433 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8434 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8435 * ftruncate.c (ftruncate): Declare before definition.
8436 * mremap.c (mremap): Likewise.
8437 * pread.c (pread): Likewise.
8438 * configure, Makefile.in, config.in: Rebuild.
8439
2f35ab9b
ILT		 8440 * mremap.c: New file.
8441 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8442 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8443 (mremap): Declare if HAVE_MREMAP is not defined.
8444 * configure, Makefile.in, config.in: Rebuild.
8445
33aea2fd
CC		 84462009-03-27 Cary Coutant <ccoutant@google.com>
8447
8448 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8449 position independent.
8450 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8451 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8452
6d479619
CC		 84532009-03-24 Cary Coutant <ccoutant@google.com>
8454
8455 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8456 an executable.
8457 (needs_dynamic_reloc): Likewise.
8458
afc06bb8
ILT		 84592009-03-24 Ian Lance Taylor <iant@google.com>
8460
8461 * yyscript.y (file_cmd): Recognize EXTERN.
8462 (extern_name_list, extern_name_list_body): New nonterminals.
8463 * script.cc (script_add_extern): Define.
8464 * script-c.h (script_add_extern): Declare.
8465
f6060a4d
ILT		 84662009-03-24 Rafael Avila de Espindola <espindola@google.com>
8467
8468 * object.cc (is_elf_object): Define.
8469 * object.h (is_elf_object): Declare.
8470 * archive.cc (Archive::get_elf_object_for_member): Call
8471 is_elf_object.
33aea2fd 8472 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8473
26736d8e
ILT		 84742009-03-24 Elliott Hughes <enh@google.com>
8475
8476 * output.cc (Output_file::map_anonymous): Define.
8477 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8478 try an anonymous one. Report the size if the mmap fails.
8479 * output.h (class Output_file): Declare map_anonymous.
8480
22fd9730
ILT		 84812009-03-24 Ian Lance Taylor <iant@google.com>
8482
8483 * target-select.cc (instantiate_target): Don't acquire the lock if
8484 the instantiated_target_ field has already been set.
8485
cb010894
ILT		 84862009-03-23 Ian Lance Taylor <iant@google.com>
8487
7f055c20
ILT		 8488 * gold-threads.h (class Initialize_lock): Define.
8489 * gold-threads.cc (class Initialize_lock_once): Define.
8490 (initialize_lock_control): New static variable.
8491 (initialize_lock_pointer): New static variable.
8492 (initialize_lock_once): New static function.
8493 (Initialize_lock::Initialize_lock): Define.
8494 (Initialize_lock::initialize): Define.
8495 * target-select.h: Include "gold-threads.h".
8496 (class Target_selector): Add lock_ and initialize_lock_ fields.
8497 Don't define instantiate_target, just declare it.
8498 * target-select.cc (Target_selector::Target_selector): Initialize
8499 new fields.
8500 (Target_selector::instantiate_target): Define.
8501 * descriptors.h: Include "gold-threads.h".
8502 (class Descriptors): Add initialize_lock_ field.
8503 * descriptors.cc (Descriptors::Descriptors): Initialize new
8504 field.
8505 (Descriptors::open): Use initialize_lock_ field
8506 * errors.h (class Errors): Add initialize_lock_ field.
8507 * errors.cc (Errors::Errors): Initialize new field.
8508 (Errors::initialize_lock): Use initialize_lock_ field.
8509 * powerpc.cc (class Target_selector_powerpc): Remove
8510 instantiated_target_ field. In do_recognize call
8511 instantiate_target rather than do_instantiate_target. In
8512 do_instantiate_target just allocate a new target.
8513 * sparc.cc (class Target_selector_sparc): Likewise.
8514
36959681
ILT		 8515 * freebsd.h: New file.
8516 * i386.cc: Include "freebsd.h".
8517 (Target_i386): Derive from Target_freebsd rather than
8518 Sized_target.
8519 (Target_selector_i386): Derive from Target_selector_freebsd rather
8520 than Target_selector.
8521 * x86_64.cc: Include "freebsd.h".
8522 (Target_x86_64): Derive from Target_freebsd rather than
8523 Sized_target.
8524 (Target_selector_x86_64): Derive from Target_selector_freebsd
8525 rather than Target_selector.
8526 * target.h (class Target): Add adjust_elf_header and
8527 do_adjust_elf_header.
8528 * output.cc (Output_file_header:: do_sized_write): Call target
8529 adjust_elf_header routine.
8530 * configure.tgt: Set targ_osabi.
8531 * configure.ac: Define GOLD_DEFAULT_OSABI.
8532 * parameters.cc (Parameters::default_target): Pass
8533 GOLD_DEFAULT_OSABI to select_target.
8534 * target-select.h (class Target_selector): Make instantiate_target
8535 protected rather than private.
8536 * Makefile.am (HFILES): Add freebsd.h.
8537 * configure, Makefile.in, config.in: Rebuild.
8538
cb010894
ILT		 8539 * merge.cc (do_add_input_section): Correct pend value. Change
8540 message about last entry not being null terminated from error to
8541 warning.
8542
0e879927
ILT		 85432009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8544
8545 * incremental.cc: New file.
8546 * Makefile.am (CCFILES): Add incremental.cc.
8547 * Makefile.in: Rebuild.
8548
41105937
PP		 85492009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8550
8551 * layout.cc (Layout::output_section_name): Preserve names
8552 of '.note.' sections.
e1df38aa 8553
60439920
ILT		 85542009-03-19 Ian Lance Taylor <iant@google.com>
8555
8556 * descriptors.cc (Descriptors::open): Check that the options are
8557 valid before using them.
8558
0d371ad3
ILT		 85592009-03-18 Ian Lance Taylor <iant@google.com>
8560
8561 * script-sections.h: Include <list>.
8562 (class Script_sections): Change Sections_elements from std::vector
8563 to std::list. Typedef public Elements_iterator. Add
8564 orphan_section_placement_, data_segment_align_start_, and
8565 saw_data_segment_align_ fields. Remove data_segment_align_index_
8566 field.
8567 * script-sections.cc (class Orphan_section_placement): New class.
8568 (class Sections_element): Add virtual functions is_relro and
8569 orphan_section_init. Remove virtual function place_orphan_here.
8570 (class Output_section_definition): Add is_relro and
8571 orphan_section_init. Remove place_orphan_here.
8572 (class Orphan_output_section): Likewise.
8573 (Script_sections::Script_sections): Update for field changes.
8574 (Script_sections::data_segment_align): Set saw_data_segment_align_
8575 and data_segment_align_start_, not data_segment_align_index.
8576 (Script_sections::data_segment_relro_end): Check
8577 saw_data_segment_align_. Use data_segment_align_start_ rather
8578 than data_segment_align_index_.
8579 (Script_sections::place_orphan): Rewrite to use
8580 Orphan_section_placement.
8581
9201d894
ILT		 85822009-03-17 Ian Lance Taylor <iant@google.com>
8583
9c5b8369
ILT		 8584 * archive.cc (Archive::add_symbols): Check for a version attached
8585 to the symbol name in the archive map.
8586 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8587 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8588 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8589 (ver_test_11.a): New target.
8590 * testsuite/Makefile.in: Rebuild.
8591
9201d894
ILT		 8592 * configure.ac: Check for chsize and posix_fallocate. Replace
8593 ftruncate.
8594 * ftruncate.c: New file, from gnulib.
8595 * output.cc (posix_fallocate): Define dummy version if not
8596 HAVE_POSIX_FALLOCATE.
8597 (Output_file::map): Call posix_fallocate rather than lseek and
8598 write.
8599 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8600 * configure, Makefile.in, config.in: Rebuild.
8601
ef4ab7a8 86022009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8603
ef4ab7a8
PP		 8604 * layout.h (Layout::create_note): Add section_name parameter.
8605 * layout.cc (Layout::create_note): Likewise.
8606 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8607
8c500701
ILT		 86082009-03-17 Ian Lance Taylor <iant@google.com>
8609
e85b18e1
ILT		 8610 * descriptors.cc: Include "options.h".
8611 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8612 (Descriptors::open): Always use O_CLOEXEC when opening a new
8613 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8614 then set FD_CLOEXEC.
8615
9efe6174
ILT		 8616 * sparc.cc (class Target_sparc): Add has_got_section.
8617 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8618 make sure we have a GOT section.
8619
8620 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8621 (Target_sparc::Scan::local): Likewise.
8622 (Target_sparc::Scan::global): Likewise.
8623 (Target_sparc::Relocate::relocate): Likewise.
8624 (Target_sparc::Relocate::relocate_tls): Likewise.
8625
8c500701
ILT		 8626 * symtab.cc (Symbol_table::define_default_version): New function,
8627 broken out of add_from_object.
8628 (Symbol_table::add_from_object): Call define_default_version.
8629 (Symbol_table::define_special_symbol): Add resolve_oldsym
8630 parameter. Change all callers. If the version for a symbol comes
8631 from a version script, resolve it with the symbol with the same
8632 name with no version. Also add the symbol without a version if
8633 appropriate.
8634 (do_define_in_output_data): If resolving with oldsym, don't delete
8635 sym.
8636 (do_define_in_output_segment): Likewise.
8637 (do_define_as_constant): Likewise.
8638 * symtab.h (class Symbol_table): Update declarations.
8639
f1ed28fb
ILT		 86402009-03-13 Ian Lance Taylor <iant@google.com>
8641
15f8229b
ILT		 8642 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8643 (Read_symbols::requeue): New function.
8644 (Read_symbols::do_read_symbols): If make_elf_object fails because
8645 the target type is not configured, and the file was searched for,
8646 issue a warning and retry with the next directory.
8647 (Add_symbols::run): If the file has an incompatible format, and
8648 it was searched for, requeue the Read_symbols task. On error,
8649 release the object.
8650 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8651 dirindex parameter to constructor. Change all callers. Declare
8652 incompatible_warning and requeue.
8653 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8654 input_argument_ and input_group_ fields. Add them to
8655 constructor. Change all callers.
8656 (class Read_script): Add dirindex_ field. Add it to constructor.
8657 Change all callers.
8658 * archive.cc (Archive::setup): Remove input_objects parameter.
8659 Change all callers.
8660 (Archive::get_file_and_offset): Likewise.
8661 (Archive::read_all_symbols): Likewise.
8662 (Archive::read_symbols): Likewise.
8663 (Archive::get_elf_object_for_member): Remove input_objects
8664 parameter. Add punconfigured parameter. Change all callers.
8665 (Archive::add_symbols): Change return type to bool. Check return
8666 value of include_member.
8667 (Archive::include_all_members): Likewise.
8668 (Archive::include_member): Change return type to bool. Return
8669 false if first included object has incompatible target. Set
8670 included_member_ field.
8671 (Add_archive_symbols::run): If add_symbols returns false, requeue
8672 Read_symbols task.
8673 * archive.h (class Archive): Add included_member_ field.
8674 Initialize it in constructor. Add input_file and searched_for
8675 methods. Update declarations.
8676 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8677 input_argument_ fields. Add them to constructor. Change all
8678 callers.
8679 * script.cc: Include "target-select.h".
8680 (class Parser_closure): Add skip_on_incompatible_target_ and
8681 found_incompatible_target_ fields. Add
8682 skip_on_incompatible_target parameter to constructor. Change all
8683 callers. Add methods skip_on_incompatible_target,
8684 clear_skip_on_incompatible_target, found_incompatible_target, and
8685 set_found_incompatible_target.
8686 (read_input_script): Add dirindex parameter. Change all callers.
8687 If parser finds an incompatible target, requeue Read_symbols
8688 task.
8689 (script_set_symbol): Clear skip_on_incompatible_target in
8690 closure.
8691 (script_add_assertion, script_parse_option): Likewise.
8692 (script_start_sections, script_add_phdr): Likewise.
8693 (script_check_output_format): New function.
8694 * script.h (read_input_script): Update declaration.
8695 * script-c.h (script_check_output_format): Declare.
8696 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8697 (ignore_cmd): Remove OUTPUT_FORMAT.
8698 * fileread.cc (Input_file::Input_file): Add explicit this.
8699 (Input_file::will_search_for): New function.
8700 (Input_file::open): Add pindex parameter. Change all callers.
8701 * fileread.h (class Input_file): Add input_file_argument method.
8702 Declare will_search_for. Update declarations.
8703 * object.cc (make_elf_object): Add punconfigured parameter.
8704 Change all callers.
8705 * object.h (class Object): Make input_file public. Add
8706 searched_for method.
8707 (make_elf_object): Update declaration.
8708 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8709 restart search.
8710 * dirsearch.h (class Dirsearch): Update declaration.
8711 * options.h (class General_options): Add --warn-search-mismatch.
8712 * parameters.cc (Parameters::is_compatible_target): New function.
8713 * parameters.h (class Parameters): Declare is_compatible_target.
8714 * workqueue.cc (Workqueue::add_blocker): New function.
8715 * workqueue.h (class Workqueue): Declare add_blocker.
8716
f1ed28fb
ILT		 8717 * fileread.cc (Input_file::open): Remove options parameter.
8718 Change all callers.
8719 (Input_file::open_binary): Likewise.
8720 * script.cc (read_input_script): Likewise.
8721 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8722 options parameter from constructor. Change all callers.
8723 (class Read_script): Likewise.
8724 * fileread.h (class Input_file): Update declarations.
8725 * script.h (read_input_script): Update declaration.
8726
34dd024a
NC		 87272009-03-10 Nick Clifton <nickc@redhat.com>
8728
8729 * po/es.po: New Spanish translation.
8730
6d71b17c
CC		 87312009-03-06 Cary Coutant <ccoutant@google.com>
8732
8733 * options.cc (parse_short_option): Keep dash_z from registering itself.
8734
031cdbed
ILT		 87352009-03-03 Ian Lance Taylor <iant@google.com>
8736
8737 PR 9918
8738 * target-reloc.h (relocate_section): Pass output_section to
8739 relocate.
8740 * i386.cc (Target_i386::should_apply_static_reloc): Add
8741 output_section parameter. Change all callers.
8742 (Target_i386::Relocate::relocate): Add output_section parameter.
8743 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8744 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8745 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8746 * testsuite/two_file_shared.sh: New script.
8747 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8748 (check_DATA): Add two_file_shared.dbg.
8749 (two_file_shared.dbg): New target.
8750 * testsuite/Makefile.in: Rebuild.
8751
15d5fa16
ILT		 87522009-03-01 Ian Lance Taylor <iant@google.com>
8753
8754 * configure.ac: Check for byteswap.h.
8755 * configure: Rebuild.
8756 * config.in: Rebuild.
8757
8a4c0b0d
ILT		 87582009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8759
8760 * layout.cc (Layout::find_or_add_kept_section): New function.
8761 (Layout::add_comdat): Removed.
8762 * layout.h (struct Kept_section): Move out of class Layout.
8763 Remove trailing underscores from field names. Add group_sections
8764 field. Rename group_ field to is_group. Change all uses.
8765 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8766 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8767 comdat_groups_ field.
8768 (Sized_relobj::include_section_group): Use
8769 find_or_add_kept_section and Kept_section::group_sections.
8770 (Sized_relobj::include_linkonce_section): Likewise.
8771 * object.cc (class Sized_relobj): Don't define Comdat_group or
8772 Comdat_group_table. Remove find_comdat_group and
8773 add_comdat_group. Remove comdat_groups_ field.
8774 * plugin.cc (include_comdat_group): Use
8775 Layout::find_or_add_kept_section.
8776
b4ecf66b
ILT		 87772009-02-28 Ian Lance Taylor <iant@google.com>
8778
14359ca0
ILT		 8779 * README: --gc-sections and map files are now supported. Document
8780 some build requirements.
8781
b4ecf66b
ILT		 8782 PR 6992
8783 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8784 relocatable link set the value of the section symbol to zero.
8785 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8786 relocatable link don't include the section address in the local
8787 symbol value.
8788
0602e05a
ILT		 87892009-02-27 Ian Lance Taylor <iant@google.com>
8790
fd9d194f
ILT		 8791 PR 6811
8792 * options.h (class Search_directory): Add is_system_directory.
8793 (class General_options): Declare is_in_system_directory.
8794 * options.cc (get_relative_sysroot): Make static.
8795 (get_default_sysroot): Make static.
8796 (General_optoins::is_in_system_directory): New function.
8797 * fileread.cc (Input_file::is_in_system_directory): New function.
8798 * fileread.h (class Input_file): Declare is_in_system_directory.
8799 * object.h (class Object): Add is_in_system_directory.
8800 (class Input_objects): Remove system_library_directory_ field.
8801 * object.cc (Input_objects::add_object): Don't set
8802 system_library_directory_.
8803 (input_objects::found_in_system_library_directory): Remove.
8804 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8805 parameter. Change all callers.
8806 (Symbol_table::sized_write_globals): Likewise.
8807 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8808 Call Object::is_in_system_directory.
8809 * symtab.h (class Symbol_table): Update declarations.
8810
61edd21f
ILT		 8811 PR 5990
8812 * descriptors.h (Open_descriptor): Add is_on_stack field.
8813 * descriptors.cc (Descriptors::open): If the descriptor is on the
8814 top of the stack, remove it. Initialize is_on_stack field.
8815 (Descriptors::release): Only add pod to stack if it is not on the
8816 stack already.
8817 (Descriptors::close_some_descriptor): Clear stack_next and
8818 is_on_stack fields.
8819
e29e076a
ILT		 8820 PR 7091
8821 * output.cc (Output_section::find_starting_output_address): Rename
8822 from starting_output_address; add PADDR parameter; change return
8823 type.
8824 * output.h (class Output_section): Declare
8825 find_starting_output_address instead of starting_output_address.
8826 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8827 section symbol for which we can't find a merge section.
8828
0602e05a
ILT		 8829 PR 9836
8830 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8831 hidden or internal, force the symbol to be local.
8832 * resolve.cc (Symbol::override_visibility): Define.
8833 (Symbol::override_base): Use override_visibility.
8834 (Symbol_table::resolve): Likewise.
8835 (Symbol::override_base_with_special): Likewise.
8836 (Symbol_table::override_with_special): If the visibility is hidden
8837 or internal, force the symbol to be local.
8838 * symtab.h (class Symbol): Add set_visibility and
8839 override_visibility.
8840 * testsuite/ver_test_1.sh: New file.
8841 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8842 (check_DATA): Add ver_test_1.syms.
8843 (ver_test_1.syms): New target.
8844 * testsuite/Makefile.in: Rebuild.
8845
401a9a73
CC		 88462009-02-25 Cary Coutant <ccoutant@google.com>
8847
8848 * layout.cc (Layout::choose_output_section): Don't rename sections
8849 when using a linker script that has a SECTIONS clause.
8850 * Makefile.in: Regenerate.
8851
8852 * testsuite/Makefile.am (script_test_5.sh): New test case.
8853 * testsuite/Makefile.in: Regenerate.
8854 * testsuite/script_test_5.cc: New file.
8855 * testsuite/script_test_5.sh: New file.
8856 * testsuite/script_test_5.t: New file.
8857
f488e4b0
CC		 88582009-02-13 Rafael Avila de Espindola <espindola@google.com>
8859
8860 * archive.cc (Archive::include_member): Update calls to add_symbols.
8861 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8862 the Layout argument.
8863 * dynobj.h (do_add_symbols): Add the Layout argument.
8864 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8865 Layout argument.
8866 * object.h (Object::add_symbols): Add the Layout argument.
8867 (Object::do_add_symbols): Add the Layout argument.
8868 (Sized_relobj::do_add_symbols): Add the Layout argument.
8869 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8870 Unify the two versions.
8871 (Add_plugin_symbols): Remove.
8872 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8873 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8874 (Add_plugin_symbols): Remove.
8875 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8876 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8877 (Add_symbols::run): Make it work with Pulginobj.
8878
89dd1680
ILT		 88792009-02-06 Ian Lance Taylor <iant@google.com>
8880
8881 * object.cc (Sized_relobj::do_layout): Make info message start
8882 with lower case letter.
8883
266d0a74
ILT		 88842009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8885
602b464e
ILT		 8886 * binary.cc: Fix file comment.
8887
266d0a74
ILT		 8888 * options.h (enum Incremental_disposition): Define.
8889 (class General_options): Add new options: --incremental,
8890 --incremental_changed, --incremental_unchanged,
8891 --incremental_unknown. Add incremental_disposition_ and
8892 implicit_incremental_ fields.
8893 (General_options::incremental_disposition): New function.
8894 (class Position_dependent_options): Add incremental_disposition
8895 option.
8896 (Position_dependent_options::copy_from_options): Set incremental
8897 dispositions.
8898 * options.cc (General_options::parse_incremental_changed): New
8899 function.
8900 (General_options::parse_incremental_unchanged): New function.
8901 (General_options::parse_incremental_unknown): New function.
8902 (General_options::General_options): Initialize new fields
8903 incremental_disposition_ and implicit_incremental_.
8904 (General_options::finalize): Check for uasge of --incremental-*
8905 without --incremental.
8906
f073bbf7
CD		 89072009-02-06 Chris Demetriou <cgd@google.com>
8908
8909 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8910 pointer and to report location as the file name associated with
8911 the symbol.
8912 (gold_undefined_symbol_at_location): New function to replace the
8913 old gold_undefined_symbol functionality.
8914 * target-reloc.h (relocate_section): Update to use
8915 gold_undefined_symbol_at_location.
8916 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8917 Call gold_undefined_symbol function rather than gold_error.
8918 * errors.h (Errors::undefined_symbol): Take location as a
8919 string, rather than calculating it from a relocation.
8920 * errors.cc (Errors::fatal): Print "fatal error:" before the
8921 formatted message.
8922 (Errors::error, Errors::error_at_location): Print "error: "
8923 before the formatted message.
8924 (Errors::undefined_symbol): Take location as a string, rather
8925 than calculating it from a relocation.
8926 (gold_undefined_symbol_at_location): New function akin to
8927 old gold_undefined_symbol, calculates location from relocation.
8928 (gold_undefined_symbol): Change to take only a Symbol pointer
8929 and to report location as the file name associated with the symbol.
8930 * testsuite/debug_msg.sh: Update for changed error messages.
8931 * testsuite/undef_symbol.sh: Likewise.
8932
8e94a90c
ILT		 89332009-02-04 Duncan Sands <baldrick@free.fr>
8934
8935 PR 9812
8936 * reduced_debug_output.h
8937 (Output_reduced_debug_abbrev_section::failed): Use format for
8938 gold_warning.
8939 (Output_reduced_debug_info_section::faild): Likewise.
8940
88a0e15b
ILT		 89412009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8942
8943 * script.cc (Lazy_demangler): New class.
8944 (Version_script_info::get_symbol_version_helper): Demangle a
8945 symbol only once.
8946
5efc7cd2
CC		 89472009-01-29 Cary Coutant <ccoutant@google.com>
8948
8949 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8950 to __tls_get_addr.
8951 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8952
e0ebcf42
ILT		 89532009-01-28 Ian Lance Taylor <iant@google.com>
8954
5efc7cd2 8955 * version.cc (version_string): Bump to 1.9.
75fe7426 8956
e0ebcf42
ILT		 8957 * gold.h: Include <cstring> and <stdint.h>.
8958 * version.cc: Include <cstdio>.
8959 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8960 warning.
8961 * reduced_debug_output.cc (insert_into_vector): Rename from
8962 Insert_into_vector; change all callers. Use Swap_unaligned to
8963 avoid aliasing issue; remove union since it is unnecessary.
8964
8e2813be 89652009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 8966
8967 * Makefile.am (CCFILES): Add gc.cc.
8968 (HFILES): Add gc.h.
8969 * Makefile.in: Regenerate.
8970 * gold.cc (Gc_runner): New class.
8971 (queue_initial_tasks): Call garbage collection related tasks
8972 when corresponding options are invoked.
8973 (queue_middle_gc_tasks): New function.
8974 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8975 processed early before laying out sections during garbage collection.
8976 * gold.h (queue_middle_gc_tasks): New function.
8977 (is_prefix_of): Move from "layout.cc".
8978 * i386.cc (Target_i386::gc_process_relocs): New function.
8979 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8980 * main.cc (main): Create object of class "Garbage_collection".
8981 * object.cc (Relobj::copy_symbols_data): New function.
8982 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 8983 (Sized_relobj::do_layout): Allow this function to be called twice
8984 during garbage collection and defer layout of section during the
6d03d481
ST		 8985 first call.
8986 * object.h (Relobj::get_symbols_data): New function.
8987 (Relobj::is_section_name_included): New function.
8988 (Relobj::copy_symbols_data): New function.
8989 (Relobj::set_symbols_data): New function.
8990 (Relobj::get_relocs_data): New function.
8991 (Relobj::set_relocs_data): New function.
8992 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8993 (Relobj::gc_process_relocs): New function.
8994 (Relobj::do_gc_process_relocs): New pure virtual function.
8995 (Relobj::sd_): New data member.
8996 (Sized_relobj::is_output_section_offset_invalid): New function.
8997 (Sized_relobj::do_gc_process_relocs): New function.
8998 * options.h (General_options::gc_sections): Modify to not be a no-op.
8999 (General_options::print_gc_sections): New option.
9000 * plugin.cc (Plugin_finish::run): Remove function call to
9001 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9002 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9003 * reloc.cc (Read_relocs::run): Add task to process relocs and
9004 determine unreferenced sections when doing garbage collection.
9005 (Gc_process_relocs): New class.
9006 (Sized_relobj::do_gc_process_relocs): New function.
9007 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9008 sections that are garbage collected.
9009 * reloc.h (Gc_process_relocs): New class.
9010 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9011 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9012 symbols whose corresponding sections are garbage collected.
9013 (Symbol_table::Symbol_table): Add new parameter for the garbage
9014 collection object.
9015 (Symbol_table::gc_mark_undef_symbols): New function.
9016 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9017 (Symbol_table::gc_mark_dyn_syms): New function.
9018 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9019 as garbage.
9020 (Symbol_table::add_from_object): Likewise.
9021 (Symbol_table::add_from_relobj): When building shared objects, do not
9022 treat externally visible symbols as garbage.
9023 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9024 table information for static and relocatable links.
9025 * symtab.h (Symbol_table::set_gc): New function.
9026 (Symbol_table::gc): New function.
9027 (Symbol_table::gc_mark_undef_symbols): New function.
9028 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9029 (Symbol_table::gc_mark_dyn_syms): New function.
9030 (Symbol_table::gc_): New data member.
e1df38aa 9031 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9032 function.
9033 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9034 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9035
3b293544
CF		 90362009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9037
9038 * options.h (General_options::gc_sections): Define as a no-op for now.
9039 (General_options::no_keep_memory): Ditto.
9040 (General_options::Bshareable): Define.
9041 * options.cc (General_options::finalize): Honor -Bshareable.
9042
83d22aa8
AS		 90432009-01-20 Andreas Schwab <schwab@suse.de>
9044
9045 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9046 read the value in the contents, since we don't use it. Use the
9047 template endianness when writing.
9048 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9049
cd536b21
AS		 90502009-01-19 Andreas Schwab <schwab@suse.de>
9051
9052 * configure.tgt (powerpc64-*): Fix targ_obj.
9053
99e9a495
ILT		 90542009-01-15 Ian Lance Taylor <iant@google.com>
9055
9056 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9057 local symbols when stripping all symbols.
9058
bbbfea06
CC		 90592009-01-14 Cary Coutant <ccoutant@google.com>
9060
99e9a495 9061 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9062
0f7c0701
CC		 90632009-01-14 Cary Coutant <ccoutant@google.com>
9064
9065 * archive.cc (Archive::get_elf_object_for_member): Remove call
9066 to File_read::claim_for_plugin.
9067 * descriptors.cc (Descriptors::open): Remove reference to
9068 is_claimed.
9069 (Descriptors::claim_for_plugin): Remove.
9070 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9071 (Descriptors::is_claimed): Remove.
9072 (claim_descriptor_for_plugin): Remove.
9073 * fileread.cc (File_read::claim_for_plugin): Remove.
9074 * fileread.h (File_read::claim_for_plugin): Remove.
9075 (File_read::descriptor): Reopen descriptor if necessary.
9076 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9077 (Plugin_manager::all_symbols_read): Add task parameter. Change
9078 all callers.
9079 (Plugin_manager::get_input_file): New function.
9080 (Plugin_manager::release_input_file): New function.
9081 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9082 corresponding data member.
9083 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9084 and pass to base constructor. Change all callers.
9085 (get_input_file, release_input_file): New functions.
9086 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9087 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9088 (Plugin_manager::all_symbols_read): Add task parameter.
9089 (Plugin_manager::get_input_file): New function.
9090 (Plugin_manager::release_input_file): New function.
9091 (Plugin_manager::task_): New data member.
9092 (Pluginobj::Pluginobj): Add filesize parameter.
9093 (Pluginobj::filename): New function.
9094 (Pluginobj::descriptor): New function.
9095 (Pluginobj::filesize): New function.
9096 (Pluginobj::filesize_): New data member.
9097 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9098 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9099 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9100
9101 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9102 with archive libraries.
9103 * testsuite/Makefile.in: Regenerate.
9104 * testsuite/plugin_test.c (struct sym_info): New type.
9105 (get_input_file, release_input_file): New static variables.
9106 (onload): Capture new transfer vector entries.
9107 (claim_file_hook): Stop reading at end of file according to filesize.
9108 Factor out parsing of readelf output into separate function.
9109 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9110 APIs and get the source file name from the symbol table. Convert
9111 source file name to corresponding object file name. Print info
9112 message when adding new input files.
9113 (parse_readelf_line): New function.
9114 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9115 * testsuite/plugin_test_2.sh: Likewise.
9116 * testsuite/plugin_test_3.sh: Likewise.
9117 * testsuite/plugin_test_4.sh: New test case.
9118
62a6d109
ILT		 91192009-01-07 Ian Lance Taylor <iant@google.com>
9120
9121 * version.cc (version_string): Bump to 1.8.
9122
483620e8
CC		 91232008-12-23 Cary Coutant <ccoutant@google.com>
9124
9125 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9126 * plugin.cc (Plugin_manager::finish): Rename as
9127 layout_deferred_objects. Move cleanup to separate function.
9128 (Plugin_manager::cleanup): New function.
9129 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9130 separately.
9131 * plugin.h (Plugin_manager::finish): Rename as
9132 layout_deferred_objects.
9133 (Plugin_manager::cleanup): New function.
9134 (Plugin_manager::cleanup_done): New field.
9135
d66a9eb3
CC		 91362008-12-23 Cary Coutant <ccoutant@google.com>
9137
9138 * plugin.cc (is_visible_from_outside): New function.
9139 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9140 so we don't return "IR only" status for exported symbols or -r links.
9141
9142 * testsuite/Makefile.am (plugin_test_3): New test case.
9143 * testsuite/Makefile.in: Regenerate.
9144 * testsuite/plugin_test_3.sh: New file.
9145
5995b570
CC		 91462008-12-22 Cary Coutant <ccoutant@google.com>
9147
9148 * object.cc (Sized_relobj::layout_section): New function.
9149 (Sized_relobj::do_layout): Defer layout of input sections until after
9150 plugin has provided replacement files.
9151 (Sized_relobj::do_layout_deferred_sections): New function.
9152 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9153 (Relobj::layout_deferred_sections): New function.
9154 (Relobj::do_layout_deferred_sections): New function.
9155 (Sized_relobj::do_layout_deferred_sections): New function.
9156 (Sized_relobj::layout_section): New function.
9157 (Sized_relobj::Deferred_layout): New structure.
9158 (Sized_relobj::deferred_layout_): New field.
9159 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9160 Change all callers. Layout deferred sections.
9161 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9162 references.
9163 (Plugin_hook::run): Move code from do_plugin_hook inline.
9164 (Plugin_hook::do_plugin_hook): Remove.
9165 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9166 (Plugin_manager::finish): Renamed, was cleanup.
9167 (Plugin_manager::should_defer_layout): New function.
9168 (Plugin_manager::add_deferred_layout_object): New function.
9169 (Plugin_manager::Deferred_layout_list): New type.
9170 (Plugin_manager::deferred_layout_objects_): New field.
9171 (Plugin_hook::do_plugin_hook): Remove.
9172
ee769c88
ILT		 91732008-12-17 Ian Lance Taylor <iant@google.com>
9174
9175 * options.h (class General_options): Add --no case for
9176 --export-dynamic.
9177
abc8dcba
CC		 91782008-12-16 Cary Coutant <ccoutant@google.com>
9179
9180 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9181 vector.
9182 (Plugin_manager::claim_file): Create plugin object even if
9183 plugin did not call the add_symbols callback.
9184 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9185 asking for more symbols than were added.
9186 * testsuite/Makefile.am (plugin_test_1): Add test case with
9187 no global symbols.
9188 (empty.syms): New target.
9189 * testsuite/Makefile.in: Regenerate.
9190 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9191 message. Don't call add_symbols if no globals.
9192 (all_symbols_read_hook): Don't provide replacement for empty
9193 claimed file.
9194
b0074644
ILT		 91952008-12-12 Ian Lance Taylor <iant@google.com>
9196
68943102
ILT		 9197 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9198 r_type == 0 for a local symbol with r_sym == 0.
9199 (scan_relocatable_relocs): Pass r_sym to
9200 local_non_section_strategy.
9201 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9202 r_sym parameter.
9203
b0074644
ILT		 9204 * configure.ac: Update test for TLS descriptors: they are
9205 supported as of glibc 2.9.
9206 * configure: Rebuild.
9207
c2508178
ILT		 92082008-12-11 Ian Lance Taylor <iant@google.com>
9209
9210 PR 7091
9211 * target-reloc.h (Default_scan_relocatable_relocs): For each
9212 function, map r_type == 0 to RELOC_DISCARD.
9213
2756a258
CC		 92142008-12-10 Cary Coutant <ccoutant@google.com>
9215
9216 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9217 object to override a kept COMDAT group from a plugin object.
9218
bb6f53d3
ILT		 92192008-12-09 Ian Lance Taylor <iant@google.com>
9220
fbc558e1
ILT		 9221 PR 7088
9222 * yyscript.y (file_cmd): Handle INPUT.
9223
bb6f53d3
ILT		 9224 * testsuite/initpri1.c: Change all declarations to be full
9225 prototypes by adding void, to avoid compiler warnings.
9226
4674ecfc
CC		 92272008-12-05 Rafael Avila de Espindola <espindola@google.com>
9228
9229 * options.cc (General_options::parse_plugin_opt): New.
9230 (General_options::add_plugin): The argument now is just the filename.
9231 (General_options::add_plugin_option): New.
9232 * options.h (plugin_opt): New.
9233 (add_plugin): Change argument name.
9234 (add_plugin_option): New.
9235 * plugin.cc (Plugin::load): Don't parse the plugin option.
9236 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9237 (Plugin::add_option): New.
9238 (Plugin::args_): Change type.
9239 (Plugin::filename_): New.
9240 (Plugin_manager::add_plugin_option): New.
9241 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9242 * testsuite/Makefile.in: Regenerate.
9243
fd06b4aa
CC		 92442008-12-05 Cary Coutant <ccoutant@google.com>
9245
9246 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9247 Handle --strip-lto-sections option.
9248 * options.h (strip_lto_sections): New option.
9249
6c52134c
CC		 92502008-12-01 Cary Coutant <ccoutant@google.com>
9251
9252 * plugin.cc (ld_plugin_message): Change format parameter to const.
9253 Fix mismatch between new[] and delete.
9254
a45248e0
CC		 92552008-11-14 Cary Coutant <ccoutant@google.com>
9256
9257 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9258 instead of -1U.
9259
c82fbeee
CS		 92602008-11-05 Craig Silverstein <csilvers@google.com>
9261
9262 * options.cc (General_options::parse_dynamic_list): New function.
9263 * options.h (General_options): New flags dynamic_list,
9264 dynamic_list_data, dynamic_list_cpp_new, and
9265 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9266 (General_options::in_dynamic_list): New function.
9267 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9268 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9269 (Lex::can_continue_name): Likewise.
9270 (yylex): Likewise.
9271 (read_script_file): New parameter script_options.
9272 (read_dynamic_list): New function.
9273 (Script_options::define_dynamic_list): New function.
9274 (dynamic_list_keyword_parsecodes): New variable.
9275 (dynamic_list_keywords): New variable.
9276 * script.h (Script_options::define_dynamic_list): New function
9277 prototype.
9278 (read_dynamic_list): New function prototype.
9279 * symtab.cc (strprefix): New macro.
9280 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9281 dynamic_list_data, dynamic_list_cpp_new, and
9282 dynamic_list_cpp_typeinfo.
9283 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9284 (dynamic_list_expr): New rule.
9285 (dynamic_list_nodes): Likewise.
9286 (dynamic_list_node): Likewise.
9287 * testsuite/Makefile.am (dynamic_list): New test.
9288 * testsuite/Makefile.in: Regenerated.
9289 * testsuite/dynamic_list.t: New file.
9290 * testsuite/dynamic_list.sh: New file.
9291
e0bb29a5
CS		 92922008-11-05 Craig Silverstein <csilvers@google.com>
9293
9294 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9295 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9296 (t11_last): Likewise.
9297 * testsuite/ver_test_6.c (main): Likewise.
9298
4e1e25e0
CC		 92992008-10-07 Cary Coutant <ccoutant@google.com>
9300
9301 * options.c (General_options::finalize): Add check for -static and
9302 -shared.
9303 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9304 is not empty.
9305
92f03fcb
CC		 93062008-10-02 Cary Coutant <ccoutant@google.com>
9307
9308 * plugin.cc (make_sized_plugin_object): Fix conditional
9309 compilation to work when not all targets are enabled.
9310
fbd8a257
CC		 93112008-09-29 Cary Coutant <ccoutant@google.com>
9312
9313 * archive.cc (Archive::get_file_and_offset): Use filename instead
9314 of name to get library path.
9315 (Archive::include_member): Unlock external member of a thin archive.
9316
9317 * testsuite/Makefile.am (TEST_AR): New variable.
9318 (thin_archive_test_1): New test.
9319 (thin_archive_test_2): New test.
81636b3f
CC		 9320 * testsuite/Makefile.in: Regenerate.
9321 * testsuite/thin_archive_main.cc: New file.
9322 * testsuite/thin_archive_test_1.cc: New file.
9323 * testsuite/thin_archive_test_2.cc: New file.
9324 * testsuite/thin_archive_test_3.cc: New file.
9325 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9326
eff45813
CC		 93272008-09-29 Cary Coutant <ccoutant@google.com>
9328
9329 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9330 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9331 instead of -1U.
9332 (Sized_relobj::do_finalize_local_symbols): Likewise.
9333 (Sized_relobj::map_to_kept_section): Likewise.
9334 * object.h (Sized_relobj::invalid_address): New constant.
9335 (Sized_relobj::do_output_section_offset): Check for invalid_address
9336 and return -1ULL.
9337 * output.cc (Output_reloc::local_section_offset): Use constant
9338 invalid_address instead of -1U.
9339 (Output_reloc::get_address): Likewise.
9340 (Output_section::output_address): Change -1U to -1ULL.
9341 * output.h (Output_reloc::invalid_address): New constant.
9342 * reloc.cc (Sized_relobj::write_sections): Use constant
9343 invalid_address instead of -1U.
9344 (Sized_relobj::relocate_sections): Likewise.
9345 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9346 values for merge sections.
9347 * target-reloc.h (relocate_for_relocatable): Use constant
9348 invalid_address instead of -1U.
9349
89fc3421
CC		 93502008-09-19 Cary Coutant <ccoutant@google.com>
9351
9352 Add plugin functionality for link-time optimization (LTO).
9353 * configure.ac (plugins): Add --enable-plugins option.
9354 * configure: Regenerate.
9355 * config.in: Regenerate.
9356 * Makefile.am (LIBDL): New variable.
9357 (CCFILES): Add plugin.cc.
9358 (HFILES): Add plugin.h.
9359 (ldadd_var): Add LIBDL.
9360 * Makefile.in: Regenerate.
9361
9362 * archive.cc: Include "plugin.h".
9363 (Archive::setup): Don't preread archive symbols when using a plugin.
9364 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9365 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9366 files.
9367 (Archive::include_member): Add symbols from plugin objects.
9368 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9369 * descriptors.cc (Descriptors::open): Check for file descriptors
9370 abandoned by plugins.
9371 (Descriptors::claim_for_plugin): New function.
9372 * descriptors.h (Descriptors::claim_for_plugin): New function.
9373 (Open_descriptor::is_claimed): New field.
9374 (claim_descriptor_for_plugin): New function.
9375 * fileread.cc (File_read::claim_for_plugin): New function.
9376 * fileread.h (File_read::claim_for_plugin): New function.
9377 (File_read::descriptor): New function.
9378 * gold.cc: Include "plugin.h".
9379 (queue_initial_tasks): Add task to call plugin hooks for generating
9380 new object files.
9381 * main.cc: Include "plugin.h".
9382 (main): Load plugin libraries.
9383 * object.h (Pluginobj): Declare.
9384 (Object::pluginobj): New function.
9385 (Object::do_pluginobj): New function.
9386 (Object::set_target): New function.
9387 * options.cc: Include "plugin.h".
9388 (General_options::parse_plugin): New function.
9389 (General_options::General_options): Initialize plugins_ field.
9390 (General_options::add_plugin): New function.
9391 * options.h (Plugin_manager): Declare.
9392 (General_options): Add --plugin option.
9393 (General_options::has_plugins): New function.
9394 (General_options::plugins): New function.
9395 (General_options::add_plugin): New function.
9396 (General_options::plugins_): New field.
9397 * plugin.cc: New file.
9398 * plugin.h: New file.
9399 * readsyms.cc: Include "plugin.h".
9400 (Read_symbols::do_read_symbols): Check for archive before checking
9401 for ELF file. Call plugin hooks to claim files.
9402 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9403 from a real object file; force override when processing replacement
9404 files.
9405 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9406 (Symbol::init_base_object): Likewise.
9407 (Symbol::init_base_output_data): Likewise.
9408 (Symbol::init_base_output_segment): Likewise.
9409 (Symbol::init_base_constant): Likewise.
9410 (Symbol::init_base_undefined): Likewise.
9411 (Symbol::output_section): Assert that object is not a plugin.
9412 (Symbol_table::add_from_pluginobj): New function.
9413 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9414 undefined.
9415 (Symbol_table::sized_write_globals): Likewise.
9416 (Symbol_table::add_from_pluginobj): Instantiate template.
9417 * symtab.h (Sized_pluginobj): Declare.
9418 (Symbol::in_real_elf): New function.
9419 (Symbol::set_in_real_elf): New function.
9420 (Symbol::in_real_elf_): New field.
9421 (Symbol_table::add_from_pluginobj): New function.
9422
9423 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9424 (LIBDL): New variable.
9425 (LDADD): Add LIBDL.
9426 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9427 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9428 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9429 (MOSTLYCLEANFILES): Likewise.
9430 * testsuite/Makefile.in: Regenerate.
9431 * testsuite/plugin_test.c: New file.
9432 * testsuite/plugin_test_1.sh: New file.
9433 * testsuite/plugin_test_2.sh: New file.
9434
de31bda5
ILT		 94352008-09-16 Ian Lance Taylor <iant@google.com>
9436
9c2d0ef9
ILT		 9437 * target-reloc.h (relocate_section): Check whether a symbol is
9438 defined by the ABI before reporting an undefined symbol error.
9439 * target.h (Target::is_defined_by_abi): Make parameter const.
9440 (Target::do_is_defined_by_abi): Likewise.
9441 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9442 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9443 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9444 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9445 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9446 * testsuite/Makefile.in: Rebuild.
9447
de31bda5
ILT		 9448 * fileread.cc (make_view): Add casts to avoid warning.
9449
9fa33bee
AO		 94502008-09-16 Alexandre Oliva <aoliva@redhat.com>
9451
9452 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9453 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9454
183fd0e3
AO		 94552008-09-16 Alexandre Oliva <aoliva@redhat.com>
9456
9457 * options.h (General_options::output_is_executable): New.
9458 (General_options::output_is_pie): New.
9459 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9460 for shared libraries.
9461 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9462
7be8330a
CD		 94632008-09-11 Chris Demetriou <cgd@google.com>
9464
9465 * options.h (origin): New -z option.
9466 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9467 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9468 in DT_FLAGS_1.
9469
a9caad02
CC		 94702008-09-05 Cary Coutant <ccoutant@google.com>
9471
9472 * fileread.cc (File_read::make_view): Add check for attempt to map
9473 beyond end of file.
9474
ae6dce4d
CC		 94752008-09-05 Cary Coutant <ccoutant@google.com>
9476
9477 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9478 explicit instantiations.
9479
d7ab2a47
KVH		 94802008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9481
9482 PR gold/6858
9483 * options.cc (General_options::finalize): Allow undefined symbols
9484 in shlibs if linking -shared.
9485
9486 PR gold/6859
9487 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9488 symbols as not needing a dynsym entry.
9489
1e52a9c1
CS		 94902008-08-20 Craig Silverstein <csilvers@google.com>
9491
9492 * fileread.cc (File_read::open): Do not lock the file unless it
9493 was successfully opened.
9494
d85c80a3
CC		 94952008-08-14 Cary Coutant <ccoutant@google.com>
9496
9497 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9498 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9499 * testsuite/tls_test.cc (struct int128): 128-bit struct
9500 for testing TLS relocs with non-zero addend.
9501 (v12): New TLS variable.
9502 (t12): New test.
9503 (t_last): Add check for v12.
9504 * testsuite/tls_test.h (t12): New function.
9505 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9506
2d924fd9
ILT		 95072008-08-13 Ian Lance Taylor <iant@google.com>
9508
9509 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9510 set tls_segment_ or relro_segment_.
9511 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9512 when appropriate.
9513 * output.h (Output_section::clear_is_relro): New function.
9514 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9515 sections specially even when output_data_ is empty.
9516 (Output_segment::maximum_alignment): When first section is relro,
9517 only force alignment for PT_LOAD segments.
9518 * script.cc (script_data_segment_align): New function.
9519 (script_data_segment_relro_end): New function.
9520 * script-c.h (script_data_segment_align): Declare.
9521 (script_data_segment_relro_end): Declare.
9522 * script-sections.h (class Script_sections): Declare
9523 data_segment_align and data_segment_relro_end. Add fields
9524 segment_align_index_ and saw_relro_end_.
9525 * script-sections.cc (class Sections_element): Add set_is_relro
9526 virtual function. Add new bool* parameter to place_orphan_here.
9527 Add get_output_section virtual function.
9528 (class Output_section_definition): Add set_is_relro. Add new
9529 bool* parameter to place_orphan_here. Add get_output_section.
9530 Add is_relro_ field.
9531 (Output_section_definition::Output_section_definition): Initialize
9532 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9533 and is_relro_ fields.
9534 (Output_section_definition::place_orphan_here): Add is_relro
9535 parameter.
9536 (Output_section_definition::set_section_addresses): Set relro for
9537 output section.
9538 (Output_section_definition::alternate_constraint): Likewise.
9539 (class Orphan_output_section): Add new bool* parameter to
9540 place_orphan_here. Add get_output_section.
9541 (Orphan_output_section::place_orphan_here): Add is_relro
9542 parameter.
9543 (Script_sections::Script_sections): Initialize
9544 data_segment_align_index_ and saw_relro_end_.
9545 (Script_sections::data_segment_align): New function.
9546 (Script_sections::data_segment_relro_end): New function.
9547 (Script_sections::place_orphan): Set or clear is_relro.
9548 (Script_sections::set_section_addresses): Force alignment of first
9549 TLS section.
9550 * yyscript.y (exp): Call script_data_segment_align and
9551 script_data_segment_relro_end.
9552 * testsuite/relro_script_test.t: New file.
9553 * testsuite/relro_test.cc (using_script): Declare.
9554 (t1, t2): Test using_script.
9555 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9556 (relro_script_test_SOURCES): Define.
9557 (relro_script_test_DEPENDENCIES): Define.
9558 (relro_script_test_LDFLAGS): Define.
9559 (relro_script_test_LDADD): Define.
9560 (relro_script_test.so): New target.
9561 * testsuite/Makefile.in: Rebuild.
9562
f827c9a9
CC		 95632008-08-06 Cary Coutant <ccoutant@google.com>
9564
9565 * archive.cc (Archive::total_archives, Archive::total_members)
9566 (Archive::total_members_loaded): New variables.
9567 (Archive::setup): Add parameter. Add option to preread
9568 archive symbols.
9569 (Archive::read_armap): Add counter.
9570 (Archive::get_file_and_offset): New function.
9571 (Archive::get_elf_object_for_member): New function.
9572 (Archive::read_all_symbols): New function.
9573 (Archive::read_symbols): New function.
9574 (Archive::add_symbols): Add counters.
9575 (Archive::include_all_members): Use armap to find members if it's
9576 already built.
9577 (Archive::include_member): Skip reading symbols if already read.
9578 Factored code into Archive::get_file_and_offset and
9579 Archive::get_elf_object_for_member. Changed call to
9580 Mapfile::report_include_archive_member.
9581 (Archive::print_stats): New function.
9582 * archive.h: Declare Object and Read_symbols_data classes.
9583 (Archive::Archive): Add initializers for new members.
9584 (Archive::setup): Add parameter.
9585 (Archive::print_stats): New function.
9586 (Archive::total_archives, Archive::total_members)
9587 (Archive::total_members_loaded): New variables.
9588 (Archive::get_file_and_offset): New function.
9589 (Archive::get_elf_object_for_member): New function.
9590 (Archive::read_all_symbols): New function.
9591 (Archive::read_symbols): New function.
9592 (Archive::Archive_member): New class.
9593 (Archive::members_): New member.
9594 (Archive::num_members_): New member.
9595 * main.cc: Include archive.h.
9596 (main): Call Archive::print_stats.
9597 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9598 archive parameter; member_name is now the fully-decorated name.
9599 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9600 * options.h: (General_options): Add --preread-archive-symbols option.
9601 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9602 Archive::setup.
9603
de4c45bd
ILT		 96042008-08-04 Ian Lance Taylor <iant@google.com>
9605
9606 * symtab.h (Symbol::use_plt_offset): New function.
9607 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9608 * powerpc.cc (Relocate::relocate): Likewise.
9609 * sparc.cc (Relocate::relocate): Likewise.
9610 * x86_64.cc (Relocate::relocate): Likewise.
9611 * testsuite/weak_plt.sh: New test.
9612 * testsuite/weak_plt_main.cc: New test.
9613 * testsuite/weak_plt_shared.cc: New test.
9614 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9615 (check_PROGRAMS): Add weak_plt.
9616 (check_DATA): Add weak_plt_shared.so.
9617 (weak_plt_main_pic.o, weak_plt): New targets.
9618 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9619 * testsuite/Makefile.in: Rebuild.
9620
9621 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9622 gcctestdir/ld.
9623 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9624 * testsuite/Makefile.in: Rebuild.
9625
323ee3f4
AM		 96262008-08-04 Alan Modra <amodra@bigpond.net.au>
9627
9628 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9629 * Makefile.in: Regenerate.
9630 * po/POTFILES.in: Regenerate.
9631
7c07ecec
ILT		 96322008-07-29 Ian Lance Taylor <iant@google.com>
9633
9634 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9635 symbols before other symbols.
9636 * testsuite/script_test_2.cc (test_addr): Declare.
9637 (test_addr_alias): Declare.
9638 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9639 values.
7c07ecec
ILT		 9640 * testsuite/script_test_2.t: Define test_addr_alias and
9641 test_addr.
9642
5778530e
ILT		 96432008-07-24 Ian Lance Taylor <iant@google.com>
9644
2a00e4fb
ILT		 9645 PR 5990
9646 * descriptors.cc: New file.
9647 * descriptors.h: New file.
9648 * gold-threads.h (class Hold_optional_lock): New class.
9649 * fileread.cc: Include "descriptors.h".
9650 (File_read::~File_read): Release descriptor rather than closing
9651 it.
9652 (File_read::open) [file]: Call open_descriptor rather than open.
9653 Set is_descriptor_opened_.
9654 (File_read::open) [memory]: Assert that descriptor is not open.
9655 (File_read::reopen_descriptor): New function.
9656 (File_read::release): Release descriptor.
9657 (File_read::do_read): Make non-const. Reopen descriptor.
9658 (File_read::read): Make non-const.
9659 (File_read::make_view): Reopen descriptor.
9660 (File_read::do_readv): Likewise.
9661 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9662 Update declarations.
9663 * layout.cc: Include "descriptors.h".
9664 (Layout::create_build_id): Use open_descriptor rather than open.
9665 * output.cc: Include "descriptors.h".
9666 (Output_file::open): Use open_descriptor rather than open.
9667 * archive.cc (Archive::const_iterator): Change Archive to be
9668 non-const.
9669 (Archive::begin, Archive::end): Make non-const.
9670 (Archive::count_members): Likewise.
9671 * archive.h (class Archive): Update declarations.
9672 * object.h (Object::read): Make non-const.
9673 * Makefile.am (CCFILES): Add descriptors.cc.
9674 (HFILES): Add descriptors.h.
9675 * Makefile.in: Rebuild.
9676
801647d1
ILT		 9677 PR 6716
9678 * gold.h: Always include <clocale>. Add Solaris workarounds
9679 following code in binutils/sysdep.h.
9680
5edd166e
ILT		 9681 PR 6048
9682 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9683 this->eh_frame_hdr_ is NULL before using it.
9684
c89ad728
ILT		 9685 * dynobj.cc (Versions::Versions): Update comment.
9686
aa86f06b
ILT		 9687 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9688 the base version name.
9689
5778530e
ILT		 9690 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9691 array size plus one.
9692 (Stringpool_template::set_string_offsets): Subtract one from key
9693 before using it as an array index.
9694 (Stringpool_template::get_offset_with_length): Likewise.
9695 (Stringpool_template::write_to_buffer): Likewise.
9696 * stringpool.h (Stringpool_template::get_offset_from_key):
9697 Likewise.
9698
057ead22
ILT		 96992008-07-23 Ian Lance Taylor <iant@google.com>
9700
7f649c59
ILT		 9701 PR 6658
9702 * object.h (Merged_symbol_value::value): Do our best to handle a
9703 negative addend.
9704
057ead22
ILT		 9705 PR 6647
9706 * script.cc (Version_script_info::get_versions): Don't add empty
9707 version tag to return value.
9708 (Version_script_info::get_symbol_version_helper): Change return
9709 type to bool. Add pversion parameter. Change all callers.
9710 (script_register_vers_node): Don't require a non-NULL tag.
9711 * script.h (class Version_script_info): Update declarations.
9712 (Version_script_info::get_symbol_version): Change return type to
9713 bool. Add version parameter. Change all callers.
9714 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9715 handling. Handle an empty version from a version script.
9716 (Symbol_table::define_special_symbol): Likewise.
9717 * testsuite/ver_test_10.script: New file.
9718 * testsuite/ver_test_10.sh: New file.
9719 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9720 (check_DATA): Add ver_test_10.syms.
9721 (ver_test_10.syms, ver_test_10.so): New target.
9722 * testsuite/Makefile.in: Rebuild.
9723
58e54ac2
CD		 97242008-07-23 Simon Baldwin <simonb@google.com>
9725
9726 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9727 to zero for undefined symbols from dynamic libraries.
9728
95d14cd3
ILT		 97292008-07-23 Ian Lance Taylor <iant@google.com>
9730
9731 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9732 Change all callers.
9733 * symtab.h (class Symbol_table): Update declaration.
9734 * testsuite/ver_test_9.cc: New file.
9735 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9736 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9737 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9738 (ver_test_9.so, ver_test_9.o): New targets.
9739 * testsuite/Makefile.in: Rebuild.
9740
92de84a6
ILT		 97412008-07-22 Ian Lance Taylor <iant@google.com>
9742
34810851
ILT		 9743 * options.h (class General_options): Define --check-sections.
9744 * layout.cc (Layout::set_segment_offsets): Handle
9745 --check-sections.
9746
af6156ef
ILT		 9747 * options.h (class General_options): Define -n/--nmagic and
9748 -N/--omagic.
9749 * options.cc (General_options::finalize): For -n/--nmagic or
9750 -N/--omagic, set -static.
9751 * layout.cc (Layout::attach_allocated_section_to_segment): If
9752 -N/--omagic, don't put read-only and read-write sections in
9753 different segments.
9754 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9755 finding a read-only segment.
9756 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9757 don't set the minimum segment alignment to the common page size,
9758 and don't set the file offset to the address modulo the page size.
9759 * script-sections.cc (Script_sections::create_segments): If
9760 -n/--omagic, don't put read-only and read-write sections in
9761 different segments.
9762
92de84a6
ILT		 9763 * cref.cc: New file.
9764 * cref.h: New file.
9765 * options.h (class General_options): Add --print-symbol-counts.
9766 * main.cc (main): Issue defined symbol report if requested.
9767 * archive.cc (Archive::interpret_header): Make into a const member
9768 function.
9769 (Archive::add_symbols): Call Input_objects::archive_start and
9770 archive_stop.
9771 (Archive::const_iterator): Define new class.
9772 (Archive::begin, Archive::end): New functions.
9773 (Archive::include_all_members): Rewrite to use iterator.
9774 (Archive::count_members): New function.
9775 * archive.h (class Archive): Update declarations.
9776 (Archive::filename): New function.
9777 * object.cc: Include "cref.h".
9778 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9779 (Sized_relobj::do_get_global_symbol_counts): New function.
9780 (Input_objects::add_object): Add object to cross-referencer.
9781 (Input_objects::archive_start): New function.
9782 (Input_objects::archive_stop): New function.
9783 (Input_objects::print_symbol_counts): New function.
9784 * object.h: Declare Cref and Archive.
9785 (Object::get_global_symbol_counts): New function.
9786 (Object::do_get_global_symbol_counts): New pure virtual function.
9787 (class Sized_relobj): Add defined_count_ field. Update
9788 declarations.
9789 (class Input_objects): Add cref_ field. Update constructor.
9790 Update declarations.
9791 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9792 defined_count_.
9793 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9794 symbol counts.
9795 (Sized_dynobj::do_get_global_symbol_counts): New function.
9796 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9797 defined_count_. Update declarations. Define Symbols typedef.
9798 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9799 parameter. Change all callers.
9800 (Symbol_table::add_from_dynobj): Add sympointers and defined
9801 parameters. Change all callers.
9802 * symtab.h (class Symbol_table): Update declarations.
9803 * Makefile.am (CCFILES): Add cref.cc.
9804 (HFILES): Add cref.h.
9805 * Makefile.in: Rebuild.
9806
3f7c5e1d
CD		 98072008-07-22 Simon Baldwin <simonb@google.com>
9808
9809 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9810 to zero when writing undefined symbols.
9811
e0b64032
ILT		 98122008-07-22 Ian Lance Taylor <iant@google.com>
9813
9814 * output.cc (Output_section::add_input_section): Don't try to
9815 merge empty merge sections.
9816
096b02cf
CS		 98172008-07-21 Craig Silverstein <csilvers@google.com>
9818
9819 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9820 Include symbol version in error message.
cd536b21 9821
1d1f116d
CD		 98222008-07-20 Chris Demetriou <cgd@google.com>
9823
cd536b21 9824 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 9825 (RANDOM_SEED_CFLAGS): New substituted variable.
9826 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9827 * configure: Rebuild.
9828 * Makefile.in: Likewise.
9829 * testsuite/Makefile.in: Likewise.
9830
a18f591e
ILT		 98312008-07-18 Ian Lance Taylor <iant@google.com>
9832
9833 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9834 where we see NAME/NULL and NAME/VERSION as separate symbols.
9835 * testsuite/ver_test_main.cc (main): Call t4.
9836 (t4, t4_2a): Define.
9837 * testsuite/ver_test_2.cc (t4_2): Define.
9838 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9839 * testsuite/ver_test_4.cc (t4_2a): Define.
9840 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9841 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9842
c6e3f6ed
ILT		 98432008-07-17 Ian Lance Taylor <iant@google.com>
9844
9845 * dynobj.cc (Versions::add_def): If we give an error about a
9846 missing version, go ahead and create the version anyhow.
9847
ef9beddf
ILT		 98482008-07-10 Ian Lance Taylor <iant@google.com>
9849
9850 Handle output sections with more than 0x7fffffff bytes.
9851 * object.h (class Relobj): Change map_to_output_ to
9852 output_sections_, and just keep a section pointer. Change all
9853 uses. Move comdat group support to Sized_relobj.
9854 (Relobj::is_section_specially_mapped): Remove.
9855 (Relobj::output_section): Remove poff parameter. Change all
9856 callers.
9857 (Relobj::output_section_offset): New function.
9858 (Relobj::set_section_offset): Rewrite.
9859 (Relobj::map_to_output): Remove.
9860 (Relobj::output_sections): New function.
9861 (Relobj::do_output_section_offset): New pure virtual function.
9862 (Relobj::do_set_section_offset): Likewise.
9863 (class Sized_relobj): Add section_offsets_ field. Add comdat
9864 group support from Relobj. Update declarations.
9865 (Sized_relobj::get_output_section_offset): New function.
9866 (Sized_relobj::do_output_section_offset): New function.
9867 (Sized_relobj::do_set_section_offset): New function.
9868 * object.cc (Relobj::output_section_address): Remove.
9869 (Sized_relobj::Sized_relobj): Initialize new fields.
9870 (Sized_relobj::include_section_group): Cast find_kept_object to
9871 Sized_relobj.
9872 (Sized_relobj::include_linkonce_section): Likewise.
9873 (Sized_relobj::do_layout): Use separate arrays for output section
9874 and output offset.
9875 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9876 output_sections.
9877 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9878 output_sections and section_offsets.
9879 (Sized_relobj::write_local_symbols): Likewise.
9880 (map_to_kept_section): Compute output address directly.
9881 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9882 output_sections and section_offsets.
9883 (Sized_relobj::write_sections): Likewise.
9884 (Sized_relobj::relocate_sections): Likewise.
9885 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9886 * output.h (class Output_reloc): Update declarations. Change
9887 u2_.relobj to Sized_relobj*.
9888 (class Output_data_reloc): Change add functions to use
9889 Sized_relobj*.
9890 * output.cc (Output_reloc::Output_reloc): Change relobj to
9891 Sized_relobj*.
9892 (Output_reloc::local_section_offset): Change return type to
9893 Elf_Addr. Use get_output_section_offset.
9894 (Output_reloc::get_address): Likewise.
9895 (Output_section::is_input_address_mapped): Don't call
9896 is_section_specially_mapped.
9897 (Output_section::output_offset): Likewise.
9898 (Output_section::output_address): Likewise.
9899 (Output_section::starting_output_address): Likewise.
9900 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9901 parameter to Sized_relobj*.
9902 (Copy_relocs::need_copy_reloc): Likewise.
9903 (Copy_relocs::save): Likewise.
9904 * copy-relocs.h (class Copy_relocs): Update declarations.
9905 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9906 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9907 * target-reloc.h (relocate_for_relocatable): Change
9908 offset_in_output_section type to Elf_Addr. Change code that uses
9909 it as well.
9910 * layout.cc (Layout::layout): Always set *off.
9911 * mapfile.cc (Mapfile::print_input_section): Use
9912 output_section_offset.
9913 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9914 Sized_relobj*.
9915 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9916 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9917 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9918
5cb66f97
ILT		 99192008-07-03 Ian Lance Taylor <iant@google.com>
9920
9921 * layout.cc (Layout::include_section): Do not discard unrecognized
9922 SHT_STRTAB sections.
9923
afe47622
CS		 99242008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9925
9926 * script.cc (Lex::can_continue_name): Make '?' allowable in
9927 version-script names.
9928 * testsuite/version_script.map: Change glob pattern to use '?'
9929
5adf9721
ILT		 99302008-06-30 Manish Singh <yosh@gimp.org>
9931
9932 PR 6585
9933 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9934 Correct typo.
9935
e6fde208
ILT		 99362008-06-30 Ian Lance Taylor <iant@google.com>
9937
9938 PR 6660
9939 PR 6682
9940 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9941 versions]: Don't try to read the value in the contents, since we
9942 don't use it. Use the template endianness when writing.
9943
3f2e6a2d
CC		 99442008-06-25 Cary Coutant <ccoutant@google.com>
9945
9946 * fileread.cc (File_read::make_view): Assert on zero-length view.
9947 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9948 symbol table when there are no symbols to read.
9949
c43d3a48
CS		 99502008-06-23 Craig Silverstein <csilvers@google.com>
9951
9952 * version.cc (version_string): Bump to 1.7
9953
5f494ea0
CS		 99542008-06-18 Craig Silverstein <csilvers@google.com>
9955
9956 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9957 constant 0xFFFF to type Valtype.
9958 (Powerpc_relocate_functions::rel16_ha): Likewise.
9959
c42e122e
ILT		 99602008-06-17 Ian Lance Taylor <iant@google.com>
9961
f34787f8
ILT		 9962 * output.h (Output_section::Input_section): Initialize p2align_ to
9963 zero for Output_section_data constructors.
9964 (Output_section::Input_section::addralign): If not an input
9965 section, return the alignment of the Output_section_data.
9966 * testsuite/copy_test.cc: New file.
9967 * testsuite/copy_test_1.cc: New file.
9968 * testsuite/copy_test_2.cc: New file.
9969 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9970 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9971 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9972 (copy_test_1_pic.o, copy_test_1.so): New targets.
9973 (copy_test_2_pic.o, copy_test_2.so): New targets.
9974 * testsuite/Makefile.in: Rebuild.
9975
c42e122e
ILT		 9976 * script-sections.cc (Script_sections::place_orphan): Initialize
9977 local variable exact.
9978
ce3ac18a
DE		 99792008-06-13 David Edelsohn <edelsohn@gnu.org>
9980
9981 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9982
42cacb20
DE		 99832008-06-12 David Edelsohn <edelsohn@gnu.org>
9984 David S. Miller <davem@davemloft.net>
9985
9986 * powerpc.cc: New file.
9987 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9988 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9989 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9990 * Makefile.in: Rebuild.
9991
7b308235
ILT		 99922008-06-09 Ian Lance Taylor <iant@google.com>
9993
9994 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9995 <exception>.
9996 (throwing, orig_terminate): New static variables.
9997 (terminate_handler): New static function.
9998 (t2): Set terminate handler.
9999
f0b886e3
ILT		 100002008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10001
10002 PR 6584
cd536b21 10003 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10004 alignment.
10005
3e90f135
CC		 100062008-05-30 Cary Coutant <ccoutant@google.com>
10007
10008 * archive.cc (Archive::include_all_members) Correct to step
10009 over symbol table and extended name table in thin archives.
10010
e09ad04a
ILT		 100112008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10012
10013 PR 6407
10014 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10015 calculation.
10016
62b01cb5
ILT		 100172008-05-28 Caleb Howe <cshowe@google.com>
10018
10019 * reduced_debug_output.cc: New file.
10020 * reduced_debug_output.h: New file.
92de84a6 10021 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10022 * options.cc (General_options::finalize): Add strip_debug_non_line
10023 to the strip heirarchy.
10024 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10025 fields.
10026 * layout.cc: Include "reduced_debug_output.h".
10027 (Layout::Layout): Initialize new fields.
10028 (line_only_debug_sections): New static array.
10029 (is_lines_only_debug_sections): New static inline function.
10030 (Layout::include_section): Handle --strip-debug-non-line.
10031 (Layout::make_output_section): If --strip-debug-non-line, build
10032 new output sections for .debug_abbrev and .debug_info.
10033 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10034 gold. Warn about possible overflow.
10035 (read_signed_LEB_128): Likewise.
10036 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10037 (read_signed_LEB_128): Declare.
10038 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10039 (HFILES): Add reduced_debug_output.h.
10040 * Makefile.in: Rebuild.
10041
7d9e3d98
ILT		 100422008-05-21 Ian Lance Taylor <iant@google.com>
10043
10044 * mapfile.cc: New file.
10045 * mapfile.h: New file.
10046 * options.h (class General_options): Add -M/--print-map and -Map.
10047 * options.cc (General_options::finalize): Make -M equivalent to
10048 -Map -.
10049 * main.cc: Include <cstdio> and "mapfile.h".
10050 (main): Open mapfile if requested.
10051 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10052 constructor. Change caller.
10053 (queue_initial_tasks): Add mapfile parameter. Change caller.
10054 (queue_middle_tasks): Likewise.
10055 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10056 declarations.
10057 * archive.cc: Include "mapfile.h".
10058 (Archive::add_symbols): Add mapfile parameter. Change all
10059 callers. Pass mapfile, symbol, and reason to include_member.
10060 (Archive::include_all_members): Add mapfile parameter. Change all
10061 callers.
10062 (Archive::include_member): Add mapfile, sym, and why parameters.
10063 Change all callers. Report inclusion to map file.
10064 * archive.h: Include "fileread.h".
10065 (class Archive): Update declarations.
10066 (Archive::file): New const method.
10067 (class Add_archive_symbols): Add mapfile_ field. Update
10068 constructor. Change all callers.
10069 * readsyms.h (class Read_symbols): Likewise.
10070 (class Finish_group): Likewise.
10071 (class Read_script): Likewise.
10072 * common.cc: Include "mapfile.h".
10073 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10074 all callers.
10075 (Symbol_table::do_allocate_commons): Likewise.
10076 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10077 symbol allocation to mapfile.
10078 * common.h (class Allocate_commons_task): Add mapfile_ field.
10079 Update constructor. Change all callers.
10080 * symtab.h (class Symbol_table): Update declarations.
10081 * layout.cc: Include "mapfile.h".
10082 (Layout_task_runner::run): Print information to mapfile.
10083 (Layout::create_gold_note): Change Output_data_fixed_space to
10084 Output_data_zero_fill.
10085 (Layout::create_build_id): Likewise.
10086 (Layout::print_to_mapfile): New function.
10087 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10088 constructor. Change caller.
10089 (class Layout): Declare print_to_mapfile.
10090 * output.cc (Output_section::Input_section::print_to_mapfile): New
10091 function.
10092 (Output_section::add_input_section): If producing a map, always
10093 add to input_sections_ list.
10094 (Output_section::do_print_to_mapfile): New function.
10095 (Output_segment::print_sections_to_mapfile): New function.
10096 (Output_segment::print_section_list_to_mapfile): New function.
10097 * output.h: Include "mapfile.h".
10098 (Output_data::print_to_mapfile): New function.
10099 (Output_data::do_print_to_mapfile): New virtual function.
10100 (Output_segment_headers::do_print_to_mapfile): New function.
10101 (Output_file_header::do_print_to_mapfile): New function.
10102 (Output_data_const::do_print_to_mapfile): New function.
10103 (class Output_data_const_buffer): Add map_name_ field. Update
10104 constructor. Change all callers. Add do_print_to_mapfile
10105 function.
10106 (class Output_data_fixed_space): Likewise.
10107 (class Output_data_space): Likewise.
10108 (class Output_data_zero_fill): New class.
10109 (Output_data_strtab::do_print_to_mapfile): New function.
10110 (Output_data_reloc_base::do_print_to_mapfile): New function.
10111 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10112 (Output_data_group::do_print_to_mapfile): New function.
10113 (Output_data_got::do_print_to_mapfile): New function.
10114 (Output_data_dynamic::do_print_to_mapfile): New function.
10115 (Output_symtab_xindex::do_print_to_mapfile): New function.
10116 (class Output_section): Declare do_print_to_mapflie. Declare
10117 print_to_mapfile in Input_section.
10118 (class Output_segment): Declare new functions.
10119 * object.h (Sized_relobj::symbol_count): New function.
10120 * script-sections.cc
10121 (Output_section_element_dot_assignment::set_section_addresses):
10122 Change Output_data_fixed_space to Output_data_zero_fill.
10123 (Output_data_expression::do_print_to_mapfile): New function.
10124 * script.cc (read_input_script): Add mapfile parameter. Change
10125 all callers.
10126 * script.h (read_input_script): Update declaration.
10127 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10128 (Eh_frame::do_print_to_mapfile): New function.
10129 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10130 (Output_merge_string::do_print_to_mapfile): New function.
10131 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10132 function.
10133 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10134 function.
10135 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10136 function.
10137 * Makefile.am (CCFILES): Add mapfile.cc.
10138 (HFILES): Add mapfile.h.
10139 * Makefile.in: Rebuild.
10140
9f1d377b
ILT		 101412008-05-19 Ian Lance Taylor <iant@google.com>
10142
10143 * options.h (class General_options): Add -z relro.
10144 * layout.cc (Layout::Layout): Initialize relro_segment_.
10145 (Layout::add_output_section_data): Return the output section.
10146 (Layout::make_output_section): Rcognize relro sections and mark
10147 them appropriately.
10148 (Layout::attach_allocated_section_to_segment): Put relro sections
10149 in a PT_GNU_RELRO segment.
10150 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10151 section as relro.
10152 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10153 PT_TLS segments.
10154 (Layout::linkonce_mapping): Map d.rel.ro.local to
10155 .data.rel.ro.local.
10156 (Layout::output_section_name): Us .data.rel.ro.local for any
10157 section which begins with that.
10158 * layout.h (class Layout): Update add_output_section_data
10159 declaration. Add relro_segment_ field.
10160 * output.cc (Output_section::Output_section): Initialize is_relro_
10161 and is_relro_local_ fields.
10162 (Output_segment::add_output_section): Group relro sections.
10163 (Output_segment::is_first_section_relro): New function.
10164 (Output_segment::maximum_alignment): If there is a relro section,
10165 align the segment to the common page size.
10166 (Output_segment::set_section_addresses): Track whether we are
10167 looking at relro sections. If the last section is a relro
10168 section, align to the common page size.
10169 (Output_segment::set_section_list_addresses): Add in_relro
10170 parameter. Change all callers. Align to the page size when
10171 moving from relro to non-relro section.
10172 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10173 segment.
10174 * output.h (class Output_section): Add is_relro_ and
10175 is_relro_local_ fields.
10176 (Output_section::is_relro): New function.
10177 (Output_section::set_is_relro): New function.
10178 (Output_section::is_relro_local): New function.
10179 (Output_section::set_is_relro_local): New function.
10180 (class Output_segment): Update declarations.
10181 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10182 * sparc.cc (Target_sparc::got_section): Likewise.
10183 * x86_64.cc (Target_x86_64::got_section): Likewise.
10184 * testsuite/relro_test_main.cc: New file.
10185 * testsuite/relro_test.cc: New file.
10186 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10187 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10188 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10189 (relro_test.so, relro_test_pic.o): New targets.
10190 * testsuite/Makefile.in: Rebuild.
10191
a984ee1d
ILT		 101922008-05-16 Ian Lance Taylor <iant@google.com>
10193
01676dcd
ILT		 10194 * output.cc (Output_segment::add_output_section): Remove front
10195 parameter.
10196 * output.h (class Output_segment): Remove
10197 add_initial_output_section and overloaded add_output_section.
10198 Update declaration of remaining add_output_section.
10199 * layout.cc (Layout::create_interp): Call add_output_section
10200 rather than add_initial_output_section.
10201 (Layout::finish_dynamic_section): Likewise.
10202
497897f9
ILT		 10203 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10204 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10205 know the dynamic type.
10206 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10207 field. Initialize it in constructor.
10208 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10209 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10210 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10211 reloc.
10212
a984ee1d
ILT		 10213 * output.cc (Output_reloc::get_address): Change return type to
10214 Elf_Addr.
10215 * output.h (class Output_reloc): Update get_address declaration.
10216 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10217 for section addresses.
10218
55ba0940
ILT		 102192008-05-09 Ian Lance Taylor <iant@google.com>
10220
10221 PR 6493
10222 * gold.cc (gold_nomem): Use return value of write.
10223
75517b77
ILT		 102242008-05-08 Ian Lance Taylor <iant@google.com>
10225
10226 * symtab.c (Symbol::init_base_output_data): Add version
10227 parameter. Change all callers.
10228 (Symbol::init_base_output_segment): Likewise.
10229 (Symbol::init_base_constant): Likewise.
10230 (Symbol::init_base_undefined): Likewise.
10231 (Sized_symbol::init_output_data): Likewise.
10232 (Sized_symbol::init_output_segment): Likewise.
10233 (Sized_symbol::init_constant): Likewise.
10234 (Sized_symbol::init_undefined): Likewise.
10235 (Symbol_table::do_define_in_output_data): If the new symbol has a
10236 version, mark it as the default.
10237 (Symbol_table::do_define_in_output_segment): Likewise.
10238 (Symbol_table::do_define_as_constant): Likewise.
10239 * symtab.h (class Symbol): Update declarations.
10240 (class Sized_symbol): Likewise.
10241 * resolve.cc (Symbol::override_version): New function.
c42e122e 10242 (Symbol::override_base): Call override_version.
75517b77
ILT		 10243 (Symbol::override_base_with_special): Likewise.
10244 * testsuite/ver_script_8.script: New file.
10245 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10246 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10247 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10248 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10249
f1f70eae
ILT		 102502008-05-06 Ian Lance Taylor <iant@google.com>
10251
f3e9c5c5
ILT		 10252 PR 6049
10253 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10254 functions.
10255 (class General_options): Remove existing --undefined, and add
10256 --no-undefined instead. Add new --undefined as synonym for -u.
10257 * archive.cc (Archive::add_symbols): Check whether symbol was
10258 named with -u.
10259 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10260 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10261 all uses. Add IS_UNDEFINED. Update declarations to split
10262 different versions of init_base. Declare init_base_undefined.
10263 (Symbol::is_defined): Handle IS_UNDEFINED.
10264 (Symbol::is_undefined): Likewise.
10265 (Symbol::is_weak_undefined): Call is_undefined.
10266 (Symbol::is_absolute): Handle IS_CONSTANT.
10267 (class Sized_symbol): Update declarations to split different
10268 versions of init. Declare init_undefined.
10269 (class Symbol_table): Declare new functions.
10270 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10271 Change all callers.
10272 (Symbol::init_base_output_data): Likewise.
10273 (Symbol::init_base_output_segment): Likewise.
10274 (Symbol::init_base_constant): Likewise.
10275 (Symbol::init_base_undefined): New function.
10276 (Sized_symbol::init_object): Rename from init. Change all
10277 callers.
10278 (Sized_symbol::init_output_data): Likewise.
10279 (Sized_symbol::init_output_segment): Likewise.
10280 (Sized_symbol::init_constant): Likewise.
10281 (Sized_symbol::init_undefined): New function.
10282 (Symbol_table::add_undefined_symbols_from_command_line): New
10283 function.
10284 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10285 function.
10286 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10287 (Symbol::output_section): Likewise.
10288 (Symbol::set_output_section): Likewise.
10289 (Symbol_table::sized_finalize_symbol): Likewise.
10290 (Symbol_table::sized_write_globals): Likewise.
10291 * resolve.cc (Symbol_table::should_override): Likewise.
10292 (Symbol::override_base_with_special): Likewise.
10293
8bdcdf2c
ILT		 10294 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10295 symbol, change it to have default visibility.
10296 * testsuite/protected_1.cc: New file.
10297 * testsuite/protected_2.cc: New file.
10298 * testsuite/protected_3.cc: New file.
10299 * testsuite/protected_main_1.cc: New file.
10300 * testsuite/protected_main_2.cc: New file.
10301 * testsuite/protected_main_3.cc: New file.
10302 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10303 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10304 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10305 (protected_1.so): New target.
10306 (protected_1_pic.o, protected_2_pic.o): New targets.
10307 (protected_3_pic.o): New target.
10308 (check_PROGRAMS): Add protected_2.
10309 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10310 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10311 * testsuite/Makefile.in: Rebuild.
10312
2b706932
ILT		 10313 * options.h (DEFINE_var): Add set_user_set_##varname__.
10314 (DEFINE_bool_alias): New macro.
10315 (class General_options): Define -Bstatic using DEFINE_bool_alias
10316 rather than DEFINE_special. Add --undefined as an alias for -z
10317 defs.
10318 * options.cc (General_options::parse_Bstatic): Remove.
10319
d82a5bcc
ILT		 10320 * options.h (class General_options): Add --fatal-warnings.
10321 * main.cc (main): Implement --fatal-warnings.
10322 * errors.h (Errors::warning_count): New function.
10323
f1f70eae
ILT		 10324 * options.h (class General_options): Add -Bsymbolic-functions.
10325 * symtab.h (Symbol::is_preemptible): Check for
10326 -Bsymbolic-functions.
10327
8825ac63
ILT		 103282008-05-05 Ian Lance Taylor <iant@google.com>
10329
d98bc257
ILT		 10330 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10331 as noVARNAME rather than no-VARNAME.
10332 (class General_options): Add option -z combreloc.
10333 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10334 get_address.
10335 (Output_reloc::sort_before) [SHT_REL]: New function.
10336 (Output_reloc::sort_before) [SHT_RELA]: New function.
10337 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10338 Sort_relocs_comparison.
10339 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10340 parameter. Change all callers.
10341 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10342 sort_relocs parameter. Change all callers.
10343 * output.cc (Output_reloc::get_address): New function, broken out
10344 of write_rel.
10345 (Output_reloc::write_rel): Call it.
10346 (Output_reloc::compare): New function.
10347 (Output_data_reloc_base::do_write): Optionally sort relocs.
10348
60b2b4e7
ILT		 10349 * configure.ac: If targ_extra_obj is set, link it in.
10350 * configure.tgt: Initialize all variables.
10351 (x86_64*): Set targ_extra_obj and targ_extra_size.
10352 * configure: Rebuild.
10353
8825ac63
ILT		 10354 * object.cc (Sized_relobj::include_section_group): Adjust section
10355 indexes read from group data. Build vector to pass to
10356 layout_group.
10357 * layout.cc (Layout::layout_group): Add flags and shndxes
10358 parameters. Remove contents parameter. Change caller. Update
10359 explicit instantiations.
10360 * layout.h (class Layout): Update layout_group declaration.
10361 * output.cc (Output_data_group::Output_data_group): Add flags and
10362 input_shndxes parameters. Remove contents parameter. Change
10363 caller.
10364 (Output_data_group::do_write): Change input_sections_ to
10365 input_shndxes_.
10366 * output.h (class Output_data_group): Update constructor
10367 declaration. Rename input_sections_ to input_shndxes_.
10368 * testsuite/many_sections_test.cc: Add template.
10369
e94cf127
CC		 103702008-04-30 Cary Coutant <ccoutant@google.com>
10371
4418b2d5
CC		 10372 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10373
e94cf127
CC		 10374 * layout.cc (Layout::include_section): Refactored check for debug
10375 info section.
10376 (Layout::add_comdat): Add new parameters. Change type
10377 of signature parameter. Add object and shndx to signatures table.
10378 (Layout::find_kept_object): New function.
10379 * layout.h: Include <cstring>.
10380 (Layout::is_debug_info_section): New function.
10381 (Layout::add_comdat): Add new parameters.
10382 (Layout::find_kept_object): New function.
10383 (Layout::Kept_section): New struct.
10384 (Layout::Signatures): Change type of map range.
10385 * object.cc (Relobj::output_section_address): New function.
10386 (Sized_relobj::include_section_group): Add new parameters. Change
10387 calls to Layout::add_comdat. Change to build table of kept comdat
10388 groups and table mapping discarded sections to kept sections.
10389 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10390 (Sized_relobj::do_layout): Change calls to include_section_group and
10391 include_linkonce_section.
10392 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10393 value to zero when section is discarded.
10394 (Sized_relobj::map_to_kept_section): New function.
10395 * object.h (Relobj::output_section_address): New function.
10396 (Relobj::Comdat_group): New type.
10397 (Relobj::find_comdat_group): New function.
10398 (Relobj::Comdat_group_table): New type.
10399 (Relobj::Kept_comdat_section): New type.
10400 (Relobj::Kept_comdat_section_table): New type.
10401 (Relobj::add_comdat_group): New function.
10402 (Relobj::set_kept_comdat_section): New function.
10403 (Relobj::get_kept_comdat_section): New function.
10404 (Relobj::comdat_groups_): New field.
10405 (Relobj::kept_comdat_sections_): New field.
10406 (Symbol_value::input_value): Update comment.
10407 (Sized_relobj::map_to_kept_section) New function.
10408 (Sized_relobj::include_linkonce_section): Add new parameter.
10409 * target-reloc.h (Comdat_behavior): New type.
10410 (get_comdat_behavior): New function.
10411 (relocate_section): Add code to map a discarded section to the
10412 corresponding kept section when applying a relocation.
10413
e4e5049b
CS		 104142008-04-30 Craig Silverstein <csilvers@google.com>
10415
10416 * dwarf_reader.cc (next_generation_count): New static var.
10417 (Addr2line_cache_entry): New struct.
10418 (addr2line_cache): New static var.
10419 (Dwarf_line_info::one_addr2line): Added caching.
10420 (Dwarf_line_info::clear_addr2line_cache): New function.
10421 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10422 cache-size parameter.
10423 (Dwarf_line_info::one_addr2line_cache): New function.
10424 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10425 new cache-size argument to one_addr2line(), and clear cache.
10426
d09e9154
CC		 104272008-04-28 Cary Coutant <ccoutant@google.com>
10428
10429 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10430 R_386_PC8 relocations.
10431
7ef73768
ILT		 104322008-04-23 Ian Lance Taylor <iant@google.com>
10433
55438702
ILT		 10434 * object.cc (Sized_relobj::include_section_group): Check for
10435 invalid section group.
10436
c165fb93
ILT		 10437 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10438 header size.
10439
7ef73768
ILT		 10440 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10441 than read for file header.
10442 * archive.cc (Archive::include_member): Likewise.
10443
6194aaab
L		 104442008-04-23 Paolo Bonzini <bonzini@gnu.org>
10445
10446 * aclocal.m4: Regenerate.
10447 * configure: Regenerate.
10448
d491d34e
ILT		 104492008-04-19 Ian Lance Taylor <iant@google.com>
10450
5ea2bac6
ILT		 10451 * version.cc (version_string): Bump to 1.6.
10452
7bc3e21a
ILT		 10453 * testsuite/Makefile.am (many_sections_r_test): New target.
10454 (many_sections_r_test_SOURCES): Remove.
10455 (many_sections_r_test_DEPENDENCIES): Remove.
10456 (many_sections_r_test_LDFLAGS): Remove.
10457 (many_sections_r_test_LDADD): Remove.
10458
7fcd3aa9
ILT		 10459 * object.cc (Sized_relobj::do_add_symbols): Always pass
10460 local_symbol_count_ to add_from_relobj.
10461
4c94d6ae
ILT		 10462 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10463 every thousand variables.
10464 * testsuite/Makefile.in: Rebuild.
10465
d491d34e
ILT		 10466 * object.cc (Xindex::initialize_symtab_xindex): New function.
10467 (Xindex::read_symtab_xindex): New function.
10468 (Xindex::sym_xindex_to_shndx): New function.
10469 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10470 available.
10471 (Sized_relobj::do_initialize_xindex): New function.
10472 (Sized_relobj::do_read_symbols): Adjust section links.
10473 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10474 parameter. Change all callers.
10475 (Sized_relobj::include_section_group): Adjust section links and
10476 symbol section indexes.
10477 (Sized_relobj::do_layout): Adjust section links.
10478 (Sized_relobj::do_count_local_symbols): Adjust section links and
10479 symbol section indexes.
10480 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10481 ordinary and special symbols.
10482 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10483 dynsym_xindex parameters. Change all callers. Adjust section
10484 links. Use SHN_XINDEX when needed.
10485 (Sized_relobj::get_symbol_location_info): Adjust section links.
10486 Don't get fooled by special symbols.
10487 * object.h (class Xindex): Define.
10488 (class Object): Add xindex_ parameter. Declare virtual functoin
10489 do_initialize_xindex.
10490 (Object::adjust_sym_shndx): New function.
10491 (Object::set_xindex): New protected function.
10492 (class Symbol_value): Add is_ordinary_shndx_ field.
10493 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10494 (Symbol_value::value): Assert ordinary section.
10495 (Symbol_value::initialize_input_to_output_map): Likewise.
10496 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10497 Change all callers.
10498 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10499 all callers.
10500 (class Sized_relobj): Update declarations.
10501 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10502 parameter. Change all callers.
10503 (Sized_relobj::adjust_shndx): New function.
10504 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10505 field.
10506 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10507 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10508 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10509 (Sized_dynobj::read_dynsym_section): Adjust section links.
10510 (Sized_dynobj::read_dynamic): Likewise.
10511 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10512 section links.
10513 (Sized_dynobj::do_initialize_xindex): New function.
10514 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10515 do_initialize_xindex.
10516 (Sized_dynobj::adjust_shndx): New function.
10517 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10518 dynsym_xindex_ fields.
10519 (Layout::finalize): Add a call to set_section_indexes before
10520 creating the symtab sections.
10521 (Layout::set_section_indexes): Don't do anything if the section
10522 already has a section index.
10523 (Layout::create_symtab_sections): Add shnum parameter. Change
10524 caller. Create .symtab_shndx section if needed.
10525 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10526 caller.
10527 (Layout::allocated_output_section_count): New function.
10528 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10529 needed.
10530 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10531 fields. Update declarations.
10532 (Layout::symtab_xindex): New function.
10533 (Layout::dynsym_xindex): New function.
10534 (class Write_symbols_task): Add layout_ field.
10535 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10536 Change caller.
10537 * output.cc (Output_section_headers::Output_section_headers): Add
10538 shstrtab_section parameter. Change all callers.
10539 (Output_section_headers::do_sized_write): Store overflow values
10540 for section count and section string table section index in
10541 section header zero.
10542 (Output_file_header::do_sized_write): Check for overflow of
10543 section count and section string table section index.
10544 (Output_symtab_xindex::do_write): New function.
10545 (Output_symtab_xindex::endian_do_write): New function.
10546 * output.h (class Output_section_headers): Add shstrtab_section_.
10547 Update declarations.
10548 (class Output_symtab_xindex): Define.
10549 (Output_section::has_out_shndx): New function.
10550 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10551 field.
10552 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10553 Change all callers.
10554 (Sized_symbol::init): Likewise.
10555 (Symbol::output_section): Check for ordinary symbol.
10556 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10557 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10558 callers.
10559 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10560 Change all callers. Simplify handling of symbols from sections
10561 not included in the link.
10562 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10563 distinction.
10564 (Weak_alias_sorter::operator()): Assert that symbols are
10565 ordinary.
10566 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10567 distinction.
10568 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10569 parameters. Change all callers.
10570 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10571 symbol distinction. Use SHN_XINDEX when needed.
10572 (Symbol_table::write_section_symbol): Add symtab_xindex
10573 parameter. Change all callers.
10574 (Symbol_table::sized_write_section_symbol): Likewise. Use
10575 SHN_XINDEX when needed.
10576 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10577 declarations.
10578 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10579 (Symbol::is_defined): Check is_ordinary.
10580 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10581 (Symbol::is_absolute, Symbol::is_common): Likewise.
10582 (class Sized_symbol): Update declarations.
10583 (class Symbol_table): Update declarations.
10584 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10585 parameters. Change all callers.
10586 (Sized_symbol::override): Likewise.
10587 (Symbol_table::override): Likewise.
10588 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10589 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10590 is_ordinary, and orig_st_shndx parameters. Change all callers.
10591 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10592 to be in an ordinary section.
10593 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10594 object and is_ordinary parameters. Change all callers.
10595 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10596 Change all callers. Don't add undefined or non-ordinary symbols
10597 to reloc_map_.
10598 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10599 Change all callers.
10600 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10601 declarations.
10602 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10603 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10604 (Sized_relobj::relocate_sections): Likewise.
10605 * target-reloc.h (scan_relocs): Adjust section symbol index.
10606 (scan_relocatable_relocs): Likewise.
10607 * i386.cc (Scan::local): Check for ordinary symbols.
10608 * sparc.cc (Scan::local): Likewise.
10609 * x86_64.cc (Scan::local): Likewise.
10610 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10611 to symbol_section_and_value.
10612 * testsuite/many_sections_test.cc: New file.
10613 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10614 (check_PROGRAMS): Add many_sections_test.
10615 (many_sections_test_SOURCES): Define.
10616 (many_sections_test_DEPENDENCIES): Define.
10617 (many_sections_test_LDFLAGS): Define.
10618 (BUILT_SOURCES): Add many_sections_define.h.
10619 (many_sections_define.h): New target.
10620 (BUILT_SOURCES): Add many_sections_check.h.
10621 (many_sections_check.h): New target.
10622 (check_PROGRAMS): Add many_sections_r_test.
10623 (many_sections_r_test_SOURCES): Define.
10624 (many_sections_r_test_DEPENDENCIES): Define.
10625 (many_sections_r_test_LDFLAGS): Define.
10626 (many_sections_r_test_LDADD): Define.
10627 (many_sections_r_test.o): New target.
10628 * testsuite/Makefile.in: Rebuild.
10629
c5818ff1
CC		 106302008-04-17 Cary Coutant <ccoutant@google.com>
10631
10632 * errors.cc (Errors::info): New function.
10633 (gold_info): New function.
10634 * errors.h (Errors::info): New function.
10635 * gold.h (gold_info): New function.
10636 * object.cc (Input_objects::add_object): Print trace output.
10637 * options.cc (options::parse_set): New function.
10638 (General_options::parse_wrap): Deleted.
10639 (General_options::General_options): Deleted initializer.
10640 * options.h (options::String_set): New typedef.
10641 (options::parse_set): New function.
10642 (DEFINE_set): New macro.
10643 (General_options::wrap): Changed to use DEFINE_set. Changed
10644 callers of any_wrap_symbols and is_wrap_symbol.
10645 (General_options::trace, General_options::trace_symbol):
10646 New options.
10647 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10648 (General_options::wrap_symbols_): Deleted.
10649 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10650
b5be4a7c
DM		 106512008-04-17 David S. Miller <davem@davemloft.net>
10652
10653 * options.cc (General_options::parse_V): New function.
10654 * options.h: Add entries for -V and -Qy.
10655
155a0dd7
ILT		 106562008-04-17 Ian Lance Taylor <iant@google.com>
10657
10658 * common.cc (Symbol_table::allocate_commons): Remove options
10659 parameter. Change caller.
10660 (Symbol_table::do_allocate_commons): Remove options parameter.
10661 Change caller. Just call do_allocate_commons_list twice.
10662 (Symbol_table::do_allocate_commons_list): New function, broken out
10663 of do_allocate_commons.
10664 * common.h (class Allocate_commons_task): Remove options_ field.
10665 Update constructor.
10666 * symtab.cc (Symbol_table::Symbol_table): Initialize
10667 tls_commons_.
10668 (Symbol_table::add_from_object): Put TLS common symbols on
10669 tls_commons_ list.
10670 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10671 which are IN_OUTPUT_DATA.
10672 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10673 allocate_commons and do_allocate_commons declarations. Declare
10674 do_allocate_commons_list.
10675 * gold.cc (queue_middle_tasks): Update creation of
10676 Allocate_commons_task to not pass options.
10677 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10678 (TLS_TEST_C_FLAGS): New variable.
10679 (tls_test_c_pic.o): New target.
10680 (tls_test_shared.so): Link in tls_test_c_pic.o.
10681 (tls_test_c_pic_ie.o): New target.
10682 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10683 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10684 (tls_test_c.o): New target.
10685 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10686 (tls_pic_test_LDADD): Likewise.
10687 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10688 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10689 (tls_test_c_gnu2.o): New target.
10690 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10691 tls_test_c_gnu2.o.
10692 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10693 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10694 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10695 * testsuite/tls_test.cc: Include "config.h".
10696 (t_last): Call t11_last.
10697 * testsuite/tls_test.h (t11, t11_last): Declare.
10698 * testsuite/tls_test_c.c: New file.
10699 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10700 * configure.ac: Check for OpenMP support.
10701 * configure, config.in, Makefile.in: Rebuild.
10702 * testsuite/Makefile.in: Rebuild.
10703
edfbb029
CC		 107042008-04-16 Cary Coutant <ccoutant@google.com>
10705
10706 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10707 (Target_i386::tls_base_symbol_defined_): New field.
10708 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10709 (Target_i386::Scan::global): Likewise.
10710 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10711 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10712 (Target_x86_64::tls_base_symbol_defined_): New field.
10713 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10714 (Target_x86_64::Scan::global): Likewise.
10715
f3c69fca
CC		 107162008-04-16 Cary Coutant <ccoutant@google.com>
10717
10718 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10719 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10720 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10721 building shared libraries.
10722 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10723 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10724 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10725 * testsuite/Makefile.in: Rebuild.
10726 * testsuite/weak_undef.h: New file.
10727 * testsuite/weak_undef_file1.cc: Add extra test cases.
10728 * testsuite/weak_undef_file2.cc: Likewise.
10729 * testsuite/weak_undef_test.cc: Likewise.
10730
7c414435
DM		 107312008-04-16 David S. Miller <davem@davemloft.net>
10732
32b769e1
DM		 10733 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10734 Add issued_non_pic_error_ field. Declare check_non_pic.
10735 (Target_sparc::Scan::check_non_pic): New function.
10736 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10737 (Target_sparc::Scan::global): Likewise.
10738
11936fb1
DM		 10739 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10740 * configure: Rebuild.
10741
7c414435
DM		 10742 * options.h (DEFINE_enable): New macro.
10743 (new_dtags): New enable option.
10744 (initfirst, interpose, loadfltr, nodefaultlib,
10745 nodelete, nodlopen, nodump): New -z options.
10746 * layout.cc (Layout:finish_dynamic_section): If new
10747 dtags enabled, emit DT_RUNPATH. Also, emit a
10748 DT_FLAGS_1 containing any specified -z flags.
10749
85c7bf8b
ILT		 107502008-04-16 Ian Lance Taylor <iant@google.com>
10751
12c0daef
ILT		 10752 * copy-relocs.cc: New file.
10753 * copy-relocs.h: New file.
10754 * reloc.cc: Remove Copy_relocs code.
10755 * reloc.h: Likewise.
10756 * reloc-types.h (struct Reloc_types) [both versions]: Add
10757 get_reloc_addend_noerror.
10758 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10759 variants of add_global which take an addend which must be zero.
10760 * i386.cc: Include "copy-relocs.h".
10761 (class Target_i386): Change type of copy_relocs_ to variable,
10762 update initializer.
10763 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10764 Change all callers.
10765 (Target_i386::do_finalize_sections): Change handling of
10766 copy_relocs_.
10767 * sparc.cc: Include "copy-relocs.h".
10768 (class Target_sparc): Change type of copy_relocs_ to variable,
10769 update initializer.
10770 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10771 Change all callers.
10772 (Target_sparc::do_finalize_sections): Change handling of
10773 copy_relocs_.
10774 * x86_64.cc: Include "copy-relocs.h".
10775 (class Target_x86_64): Change type of copy_relocs_ to variable,
10776 update initializer.
10777 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10778 class. Change all callers.
10779 (Target_x86_64::do_finalize_sections): Change handling of
10780 copy_relocs_.
10781 * Makefile.am (CCFILES): Add copy-relocs.cc.
10782 (HFILES): Add copy-relocs.h.
10783
4f4995b6
ILT		 10784 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10785
85c7bf8b
ILT		 10786 * testsuite/script_test_4.sh: Permit leading zeroes.
10787
4f2a9edd
ILT		 107882008-04-15 Ian Lance Taylor <iant@google.com>
10789
e6188289
ILT		 10790 * script-sections.cc (Script_sections::create_segments): Use
10791 header_size_adjustment even when there is enough room for the
10792 headers.
10793 * testsuite/script_test_4.sh: New file.
10794 * testsuite/script_test_4.t: New file.
10795 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10796 (check_DATA): Add script_test_4.stdout.
10797 (MOSTLYCLEANFILES): Likewise.
10798 (script_test_4): New target.
10799 (script_test_4.stdout): New target.
10800 * testsuite/Makefile.in: Rebuild.
10801
4f2a9edd
ILT		 10802 * sparc.cc: Add definitions for Output_data_plt_sparc class
10803 constants.
10804
f5314dd5
DM		 108052008-04-14 David S. Miller <davem@davemloft.net>
10806
10807 * sparc.cc: New file.
10808 * Makefile.am (TARGETSOURCES): Add sparc.cc
10809 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10810 * configure.tgt: Document targ_extra_size and
10811 targ_extra_big_endian. Add entries for sparc-* and
10812 sparc64-*.
10813 * configure.ac: Handle targ_extra_size and
10814 targ_extra_big_endian.
10815 * Makefile.in: Rebuild.
10816 * configure: Likewise.
10817 * po/POTFILES.in: Likewise.
10818 * po/gold.pot: Likewise.
10819
154e0e9a
ILT		 108202008-04-14 Ian Lance Taylor <iant@google.com>
10821
10822 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10823 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10824 in the name/type/flags to section mapping. Don't call
10825 allocate_output_section.
10826 (Layout::choose_output_section): Change parameter from adjust_name
10827 to is_input_section. Don't permit input sections after sections
10828 are attached to segments. Don't call allocate_output_section.
10829 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10830 not write_enable_output_section.
10831 (Layout::make_output_section): Don't push to
10832 unattached_section_list_ nor call attach_to_segment. Call
10833 attach_section_to_segment if sections are attached.
10834 (Layout::attach_sections_to_segments): New function.
10835 (Layout::attach_section_to_segment): New function.
10836 (Layout::attach_allocated_section_to_segment): Rename from
10837 attach_to_segment. Remove flags parameter.
10838 (Layout::allocate_output_section): Remove function.
10839 (Layout::write_enable_output_section): Remove function.
10840 * layout.h (class Layout): Update for above changes. Add new
10841 field sections_are_attached_.
10842 * output.h (Output_section::update_flags_for_input_section): New
10843 function.
10844 * output.cc (Output_section::add_input_section): Call
10845 update_flags_for_input_section.
10846 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10847
009a67a2
CC		 108482008-04-11 Cary Coutant <ccoutant@google.com>
10849
10850 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10851 thought unnecessary.
10852 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10853
759b1a24
ILT		 108542008-04-11 Ian Lance Taylor <iant@google.com>
10855
10856 * output.h (class Output_section_data): Remove inline definition
10857 of set_addralign.
10858 * output.cc (Output_section_data::set_addralign): New function.
10859
c2b45e22
CC		 108602008-04-11 Cary Coutant <ccoutant@google.com>
10861
10862 Add support for TLS descriptors for i386 and x86_64.
10863 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10864 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10865 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10866 GOT_TYPE_TLS_DESC.
10867 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10868 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10869 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10870 relocations.
10871 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10872 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10873 Fix problem with initial-exec relocations.
10874 (Target_i386::Relocate::relocate_tls): Likewise.
10875 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10876 relaxation.
10877 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10878 support for section-plus-offset dynamic table entries.
10879 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10880 (Output_data_dynamic::Dynamic_entry): Add support for
10881 section-plus-offset dynamic table entries.
10882 (Output_data_dynamic::Classification): Likewise.
10883 (Output_data_dynamic::classification_): Renamed offset_.
10884 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10885 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10886 (Target_x86_64::make_plt_section): New function.
10887 (Target_x86_64::reserve_tlsdesc_entries): New function.
10888 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10889 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10890 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10891 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10892 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10893 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10894 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10895 add extra PLT entry for TLS descriptors.
10896 (Output_data_plt_x86_64::got_): New field.
10897 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10898 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10899 fields.
10900 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10901 descriptors.
10902 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10903 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10904 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10905 R_386_TLS_DESC_CALL relocations.
10906 (Target_x86_64::Scan::global): Likewise.
10907 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10908 for TLS descriptors.
10909 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10910 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10911 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10912 GD-to-IE relaxation.
10913 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10914 and TLS_DESCRIPTORS.
10915 * Makefile.in: Rebuild.
10916 * configure: Rebuild.
10917 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10918 (tls_test_shared2.so): New target.
10919 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10920 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10921 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10922 (tls_shared_gd_to_ie_test_LDADD): New variable.
10923 (tls_shared_gnu2_gd_to_ie_test): New target.
10924 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10925 New targets.
10926 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10927 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10928 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10929 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10930 (tls_shared_gnu2_test): New target.
10931 (tls_test_gnu2_shared.so): New target.
10932 (tls_shared_gnu2_test_SOURCES): New variable.
10933 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10934 (tls_shared_gnu2_test_LDFLAGS): New variable.
10935 (tls_shared_gnu2_test_LDADD): New variable.
10936 * testsuite/Makefile.in: Rebuild.
10937 * testsuite/Makefile.
10938
83bfb6b7
ILT		 109392008-04-11 Ian Lance Taylor <iant@google.com>
10940
10941 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10942 justsyms.t.
10943 * testsuite/Makefile.in: Rebuild.
10944
10945 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10946 long.
10947 * testsuite/script_test_2.cc (main): Adjust test.
10948
706e1f5e
ILT		 109492008-04-11 David S. Miller <davem@davemloft.net>
10950 Ian Lance Taylor <iant@google.com>
10951
10952 * options.h (General_options): Add entries for '-Y' and
10953 '-relax'.
10954 * options.cc (General_options:finalize): If -Y was used, add those
10955 entries to the library path instead of the default "/lib" and
10956 "/usr/lib".
10957
7c98e6bb
DM		 109582008-04-11 David S. Miller <davem@davemloft.net>
10959
10960 * testsuite/justsyms.t: Start at 0x100.
10961 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 10962 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10963 long.
10964 * testsuite/script_test_2.cc: Adjust string and section length
10965 checks.
7c98e6bb 10966
99a37bfd
ILT		 109672008-04-09 Ian Lance Taylor <iant@google.com>
10968
2cefc357
ILT		 10969 PR gold/5996
10970 * script-sections.cc (Sections_element::allocate_to_segment): Add
10971 orphan parameter.
10972 (Output_section_definition::allocate_to_segment): Likewise.
10973 (Orphan_output_section::allocate_to_segment): Likewise.
10974 (Script_sections::attach_sections_using_phdrs_clause): Don't
10975 propagate non-PT_LOAD segments to orphan sections.
10976 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10977 readelf rather than objdump.
10978 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10979 .interp section and PT_INTERP segment are the same size.
10980 * testsuite/Makefile.in: Rebuild.
10981
99a37bfd
ILT		 10982 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10983 aliases for symbols defined in the same object.
10984 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10985 (weak_alias_test_SOURCES): New variable.
10986 (weak_alias_test_DEPENDENCIES): New variable.
10987 (weak_alias_test_LDFLAGS): New variable.
10988 (weak_alias_test_LDADD): New variable.
10989 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10990 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10991 (weak_alias_test_3.o): New target.
10992 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10993 * testsuite/weak_alias_test_main.cc: New file.
10994 * testsuite/weak_alias_test_1.cc: New file.
10995 * testsuite/weak_alias_test_2.cc: New file.
10996 * testsuite/weak_alias_test_3.cc: New file.
10997
780e49c5
ILT		 109982008-04-08 Ian Lance Taylor <iant@google.com>
10999
cdb0b8f5
ILT		 11000 * options.h (class General_options): Add --noinhibit-exec option.
11001 * main.cc (main): Check --noinhibit-exec.
11002
0864d551
ILT		 11003 * options.h (class General_options): Define --wrap as a special
11004 option. Add wrap_symbols_ field.
11005 (General_options::any_wrap_symbols): New function.
11006 (General_options::is_wrap_symbol): New function.
11007 * options.cc (General_options::parse_wrap): New function.
11008 (General_options::General_options): Initialize wrap_symbols_.
11009 * symtab.cc (Symbol_table::wrap_symbol): New function.
11010 (Symbol_table::add_from_object): Handle --wrap.
11011 * symtab.h (class Symbol_table): Declare wrap_symbol.
11012 * target.h (Target::wrap_char): New function.
11013 (Target::Target_info): Add wrap_char field.
11014 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11015 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11016 * testsuite/testfile.cc (Target_test::test_target_info):
11017 Likewise.
11018
789aa6de
ILT		 11019 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11020 there is one.
11021
2c38906f
ILT		 11022 * layout.h (class Layout): Add added_eh_frame_data_ field.
11023 * layout.cc (Layout::Layout): Initialize new field.
11024 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11025 output section until we find a section we merged successfully.
11026 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11027 that the size be non-zero.
11028
780e49c5
ILT		 11029 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11030 qualifier.
11031
7fcd0256
ILT		 110322008-04-08 Craig Silverstein <csilvers@google.com>
11033
11034 * configure.ac: Export new conditional variable HAVE_ZLIB.
11035 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11036 on HAVE_ZLIB.
11037 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11038 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11039
6835af53
ILT		 110402008-04-07 Ian Lance Taylor <iant@google.com>
11041
e24f324c
ILT		 11042 * version.cc (version_string): Set to "1.5".
11043
a036edd8
ILT		 11044 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11045 Add issued_non_pic_error_ field. Declare check_non_pic.
11046 (Target_x86_64::Scan::check_non_pic): New function.
11047 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11048 (Target_x86_64::Scan::global): Likewise.
11049
624f8810
ILT		 11050 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11051 addend parameter. Change caller. Handle merge sections.
11052 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11053 Address to Addend. Don't add in the result of
11054 local_section_offset, pass down the addend and use the returned
11055 value.
11056 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11057 Update declarations of local_section_offset and symbol_value.
11058 * testsuite/two_file_test_1.cc (t18): New function.
11059 * testsuite/two_file_test_2.cc (f18): New function.
11060 * testsuite/two_file_test_main.cc (main): Call t18.
11061 * testsuite/two_file_test.h (t18, f18): Declare.
11062
6835af53
ILT		 11063 * configure.ac: Don't test for objdump, c++filt, or readelf.
11064 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11065 conditionals.
11066 (TEST_READELF): New variable.
11067 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11068 (check_PROGRAMS): Add two_file_strip_test.
11069 (two_file_strip_test): New target.
11070 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11071 (two_file_same_shared_strip_test_SOURCES): New variable.
11072 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11073 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11074 (two_file_same_shared_strip_test_LDADD): New variable.
11075 (two_file_shared_strip.so): New target.
11076 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11077 (ver_test_5.syms, ver_test_7.syms): Likewise.
11078 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11079 (strip_test_3.stdout): Use TEST_OBJDUMP.
11080 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11081
86925eef
CC		 110822008-04-04 Cary Coutant <ccoutant@google.com>
11083
11084 * symtab.h (Symbol::is_weak_undefined): New function.
11085 (Symbol::is_strong_undefined): New function.
11086 (Symbol::is_absolute): New function.
11087 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11088 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11089 absolute symbols.
11090 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11091 (weak_undef_test): New target.
11092 * testsuite/Makefile.in: Rebuild.
11093 * testsuite/weak_undef_file1.cc: New file.
11094 * testsuite/weak_undef_file2.cc: New file.
11095 * testsuite/weak_undef_test.cc: New file.
11096
126f3ece
ILT		 110972008-04-03 Craig Silverstein <csilvers@google.com>
11098
11099 * compressed_output.h (class Output_compressed_section): Use
11100 unsigned buffer.
11101 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11102 add zlib header.
11103 (zlib_compressed_suffix): Removed.
11104 (Output_compressed_section::set_final_data_size): Use unsigned
11105 buffers.
11106 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11107 Fix linker invocation.
11108 (flagstest_o_specialfile_and_compress_debug_sections):
11109 Likewise.
11110 * testsuite/Makefile.in: Regenerated.
11111
deae2a14
DM		 111122008-04-02 David S. Miller <davem@davemloft.net>
11113
11114 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11115 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11116
70752818
ILT		 111172008-04-02 Craig Silverstein <csilvers@google.com>
11118
11119 * TODO: New file.
11120
39d0cb0e
ILT		 111212008-04-02 Ian Lance Taylor <iant@google.com>
11122
11123 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11124 parameters. Update for new key type to views_. Change all
11125 callers.
11126 (File_read::read): Adjust for byteshift in returned view.
11127 (File_read::add_view): New function, broken out of
11128 find_and_make_view.
11129 (File_read::make_view): New function, broken out of
11130 find_and_make_view.
11131 (File_read::find_or_make_view): Add offset and aligned
11132 parameters. Rewrite accordingly. Change all callers.
11133 (File_read::get_view): Add offset and aligned parameters. Adjust
11134 for byteshift in return value.
11135 (File_read::get_lasting_view): Likewise.
11136 * fileread.h (class File_read): Update declarations.
11137 (class File_read::View): Add byteshift_ field. Add byteshift to
11138 constructor. Add byteshift method.
11139 * archive.h (Archive::clear_uncached_views): New function.
11140 (Archive::get_view): Add aligned parameter. Change all callers.
11141 * object.h (Object::get_view): Add aligned parameter. Change all
11142 callers.
11143 (Object::get_lasting_view): Likewise.
11144
11145 * fileread.cc (File_read::release): Don't call clear_views if
11146 there are multiple objects.
11147 * fileread.h (File_read::clear_uncached_views): New function.
11148 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11149 on the archive.
11150
a1207466
CC		 111512008-03-31 Cary Coutant <ccoutant@google.com>
11152
11153 Add thin archive support.
11154 * archive.cc (Archive::armagt): New const.
11155 (Archive::setup): Remove task parameter and calls to unlock.
11156 (Archive::unlock_nested_archives): New function.
11157 (Archive::read_header): Add nested_off parameter. Change
11158 all callers.
11159 (Archive::interpret_header): Likewise.
11160 (Archive::include_all_members): Change to handle thin
11161 archives.
11162 (Archive::include_member): Likewise.
11163 * archive.h (Archive::Archive): Add new parameters and
11164 initializers.
11165 (Archive::armagt): New const.
11166 (Archive::setup): Remove task parameter.
11167 (Archive::unlock_nested_archives): New function.
11168 (Archive::read_header): Add nested_off parameter.
11169 (Archive::interpret_header): Likewise.
11170 (Archive::Nested_archive_table): New typedef.
11171 (Archive::is_thin_archive_): New field.
11172 (Archive::nested_archives_): New field.
11173 (Archive::options_): New field.
11174 (Archive::dirpath_): New field.
11175 (Archive::task_): New field.
11176 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11177 for thin archives. Pass additional parameters to
11178 Archive::Archive. Unlock the archive file after calling
11179 Archive::setup.
cd536b21 11180
479f6503
ILT		 111812008-03-29 Ian Lance Taylor <iant@google.com>
11182
686c8caf
ILT		 11183 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11184 version symbol to be local.
11185 * testsuite/ver_test_4.sh: New file.
11186 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11187 (check_DATA): Add ver_test_4.syms.
11188 (ver_test_4.syms): New target.
11189 * testsuite/Makefile.in: Rebuild.
11190
ab794b6b
ILT		 11191 * output.cc
11192 (Output_section::Input_section_sort_entry::has_priority): New
11193 function.
11194 (Output_section::Input_section_sort_entry::match_file_name): New
11195 function.
11196 (Output_section::Input_section_sort_entry::match_section_name):
11197 Remove.
11198 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11199 Remove.
11200 (Output_section::Input_section_sort_entry::match_section_file):
11201 Remove.
11202 (Output_section::Input_section_sort_compare::operator()): Rewrite
11203 using new Input_section_sort_entry functions. Sort crtbegin and
11204 crtend first. Sort sections with no priority before sections with
11205 a priority.
11206 * testsuite/initpri1.c (d3): Check j != 4.
11207 (cd5): New constructor/destructor function.
11208 (main): Check j != 2.
11209
479f6503
ILT		 11210 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11211 new symbol when resolving, don't call set_is_default.
11212 * testsuite/ver_test_7.cc: New file.
11213 * testsuite/ver_test_7.sh: New file.
11214 * testsuite/Makefile.am (ver_test_7.so): New target.
11215 (ver_test_7.o): New target.
11216 (check_SCRIPTS): Add ver_test_7.sh.
11217 (check_DATA): Add ver_test_7.syms.
11218 (ver_test_7.syms): New target.
11219
2fd32231
ILT		 112202008-03-28 Ian Lance Taylor <iant@google.com>
11221
11222 * layout.cc (Layout::layout): If we see an input section with a
11223 name that needs sorting, set the must_sort flag for the output
11224 section.
11225 (Layout::make_output_section): If the name of the output section
11226 indicates that it might require sorting, set the may_sort flag.
11227 * output.h (Output_section::may_sort_attached_input_sections): New
11228 function.
11229 (Output_section::set_may_sort_attached_input_sections): New
11230 function.
11231 (Output_section::must_sort_attached_input_sections): New
11232 function.
11233 (Output_section::set_must_sort_attached_input_sections): New
11234 function.
11235 (class Output_section): Declare Input_section_sort_entry. Define
11236 Input_section_sort_compare. Declare
11237 sort_attached_input_sections. Add new fields:
11238 may_sort_attached_input_sections_,
11239 must_sort_attached_input_sections_,
11240 attached_input_sections_are_sorted_.
11241 * output.cc (Output_section::Output_section): Initialize new
11242 fields.
11243 (Output_section::add_input_section): Add an entry to
11244 input_sections_ if may_sort or must_sort are true.
11245 (Output_section::set_final_data_size): Call
11246 sort_attached_input_sections if necessary.
11247 (Output_section::Input_section_sort_entry): Define new class.
11248 (Output_section::Input_section_sort_compare::operator()): New
11249 function.
11250 (Output_section::sort_attached_input_sections): New function.
11251 * configure.ac: Check whether the compiler supports constructor
11252 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11253 * testsuite/initpri1.c: New file.
11254 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11255 CONSTRUCTOR_PRIORITY.
11256 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11257 (initpri1_LDFLAGS): New variable.
11258 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11259
18e6b24e
ILT		 112602008-03-27 Ian Lance Taylor <iant@google.com>
11261
49bdd526
ILT		 11262 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11263 * testsuite/common_test_1.c: New file.
11264 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11265 (common_test_1_SOURCES): New variable.
11266 (common_test_1_DEPENDENCIES): New variable.
11267 (common_test_1_LDFLAGS): New variable.
11268
18e6b24e
ILT		 11269 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11270 and commons_ correctly when NAME/VERSION does not override
11271 NAME/NULL.
11272 * testsuite/ver_test_6.c: New file.
11273 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11274 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11275 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11276
04bf7072
ILT		 112772008-03-26 Ian Lance Taylor <iant@google.com>
11278
5871526f
ILT		 11279 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11280 of an undefined symbol from a version script.
11281 * testsuite/Makefile.am (ver_test_5.so): New target.
11282 (ver_test_5.o): New target.
11283 (check_SCRIPTS): Add ver_test_5.sh.
11284 (check_DATA): Add ver_test_5.syms.
11285 (ver_test_5.syms): New target.
11286 * testsuite/ver_test_5.cc: New file.
11287 * testsuite/ver_test_5.script: New file.
11288 * testsuite/ver_test_5.sh: New file.
11289 * Makefile.in, testsuite/Makefile.in: Rebuild.
11290
04bf7072
ILT		 11291 PR gold/5986
11292 Fix problems building gold with gcc 4.3.0.
11293 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11294 (gold_error_at_location, gold_warning_at_location): Use it.
11295 * configure.ac: Check whether we can compile and use a template
11296 function with a printf attribute.
11297 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11298 when jumping over bytes.
11299 * object.cc: Instantiate Object::read_section_data.
11300 * debug.h: Include <cstring>
11301 * dwarf_reader.cc: Include <algorithm>
11302 * main.cc: Include <cstring>.
11303 * options.cc: Include <cstring>.
11304 * output.cc: Include <cstring>.
11305 * script.cc: Include <cstring>.
11306 * script.h: Include <string>.
11307 * symtab.cc: Include <cstring> and <algorithm>.
11308 * target-select.cc: Include <cstring>.
11309 * version.cc: Include <string>.
11310 * testsuite/testmain.cc: Include <cstdlib>.
11311 * configure, config.in: Rebuild.
11312
874c5b28
ILT		 113132008-03-25 Ian Lance Taylor <iant@google.com>
11314
819d6c3a
ILT		 11315 * options.cc: Include "../bfd/bfdver.h".
11316 (options::help): Print bug reporting address.
11317
f4b2c6f5
ILT		 11318 * version.cc (print_version): Adjust output for current value of
11319 BFD_VERSION_STRING.
11320
11321 * NEWS: New file.
11322
e96caa79
ILT		 11323 * options.cc (options::help): Print list of supported targets.
11324 * target-select.h: Include <vector>.
11325 (class Target_selector): Make machine_, size_, and is_big_endian_
11326 fields const. Add bfd_name_ and instantiated_target_ fields.
11327 (Target_selector::Target_selector): Add bfd_name parameter.
11328 (Target_selector::recognize): Make non-virtual, call
11329 do_recognize.
11330 (Target_selector::recognize_by_name): Make non-virtual, call
11331 do_recognize_by_name.
11332 (Target_selector::supported_names): New function.
11333 (Target_selector::bfd_name): New function.
11334 (Target_selector::do_instantiate_target): New pure virtual
11335 function.
11336 (Target_selector::do_recognize): New virtual function.
11337 (Target_selector::do_recognize_by_name): New virtual function.
11338 (Target_selector::instantiate_target): New private function.
11339 (supported_target_names): Declare.
11340 * target-select.cc (Target_selector::Target_selector): Update for
11341 new parameter and fields.
11342 (select_target_by_name): Check that the name matches before
11343 calling recognize_by_name.
11344 (supported_target_names): New function.
11345 * i386.cc (class Target_selector_i386): Update Target_selector
11346 constructor call. Remove recognize and recognize_by_name. Add
11347 do_instantiate_target.
11348 * x86_64.cc (class Target_selector_x86_64): Likewise.
11349 * testsuite/testfile.cc (class Target_selector_test): Update for
11350 changes to Target_selector.
11351
874c5b28
ILT		 11352 * README: Rewrite, with some notes on unsupported features.
11353
0a65a3a7
CC		 113542008-03-24 Cary Coutant <ccoutant@google.com>
11355
11356 * i386.cc (Target_i386::Got_type): New enum declaration.
11357 (Target_i386::Scan::local): Updated callers of Output_data_got
11358 member functions.
11359 (Target_i386::Scan::global): Likewise.
11360 (Target_i386::Relocate::relocate): Likewise.
11361 (Target_i386::Relocate::relocate_tls): Likewise.
11362 * object.h (Got_offset_list): New class.
11363 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11364 (Sized_relobj::local_got_offset): Likewise.
11365 (Sized_relobj::set_local_got_offset): Likewise.
11366 (Sized_relobj::local_has_tls_got_offset): Removed.
11367 (Sized_relobj::local_tls_got_offset): Removed.
11368 (Sized_relobj::set_local_tls_got_offset): Removed.
11369 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11370 * output.cc (Output_data_got::add_global): Added got_type parameter.
11371 (Output_data_got::add_global_with_rel): Likewise.
11372 (Output_data_got::add_global_with_rela): Likewise.
11373 (Output_data_got::add_global_pair_with_rel): New function.
11374 (Output_data_got::add_global_pair_with_rela): New function.
11375 (Output_data_got::add_local): Added got_type parameter.
11376 (Output_data_got::add_local_with_rel): Likewise.
11377 (Output_data_got::add_local_with_rela): Likewise.
11378 (Output_data_got::add_local_pair_with_rel): New function.
11379 (Output_data_got::add_local_pair_with_rela): New function.
11380 (Output_data_got::add_global_tls): Removed.
11381 (Output_data_got::add_global_tls_with_rel): Removed.
11382 (Output_data_got::add_global_tls_with_rela): Removed.
11383 (Output_data_got::add_local_tls): Removed.
11384 (Output_data_got::add_local_tls_with_rel): Removed.
11385 (Output_data_got::add_local_tls_with_rela): Removed.
11386 * output.h (Output_data_got::add_global): Added got_type parameter.
11387 (Output_data_got::add_global_with_rel): Likewise.
11388 (Output_data_got::add_global_with_rela): Likewise.
11389 (Output_data_got::add_global_pair_with_rel): New function.
11390 (Output_data_got::add_global_pair_with_rela): New function.
11391 (Output_data_got::add_local): Added got_type parameter.
11392 (Output_data_got::add_local_with_rel): Likewise.
11393 (Output_data_got::add_local_with_rela): Likewise.
11394 (Output_data_got::add_local_pair_with_rel): New function.
11395 (Output_data_got::add_local_pair_with_rela): New function.
11396 (Output_data_got::add_global_tls): Removed.
11397 (Output_data_got::add_global_tls_with_rel): Removed.
11398 (Output_data_got::add_global_tls_with_rela): Removed.
11399 (Output_data_got::add_local_tls): Removed.
11400 (Output_data_got::add_local_tls_with_rel): Removed.
11401 (Output_data_got::add_local_tls_with_rela): Removed.
11402 * resolve.cc (Symbol::override_base_with_special): Removed
11403 reference to has_got_offset_ field.
11404 * symtab.cc (Symbol::init_fields): Replaced initialization
11405 of got_offset_ with got_offsets_. Removed initialization
11406 of has_got_offset_
53fcba31 11407 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11408 (Symbol::got_offset): Likewise.
11409 (Symbol::set_got_offset): Likewise.
11410 (Symbol::has_tls_got_offset): Removed.
11411 (Symbol::tls_got_offset): Removed.
11412 (Symbol::set_tls_got_offset): Removed.
11413 (Symbol::got_offset_): Removed.
11414 (Symbol::tls_mod_got_offset_): Removed.
11415 (Symbol::tls_pair_got_offset_): Removed.
11416 (Symbol::got_offsets_): New field.
11417 (Symbol::has_got_offset): Removed.
11418 (Symbol::has_tls_mod_got_offset): Removed.
11419 (Symbol::has_tls_pair_got_offset): Removed.
11420 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11421 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11422 member functions.
11423 (Target_x86_64::Scan::global): Likewise.
11424 (Target_x86_64::Relocate::relocate): Likewise.
11425 (Target_x86_64::Relocate::relocate_tls): Likewise.
11426
bd52eafb
BE		 114272008-03-25 Ben Elliston <bje@au.ibm.com>
11428
11429 * yyscript.y: Fix spelling error in comment.
11430
8b105e34
ILT		 114312008-03-24 Ian Lance Taylor <iant@google.com>
11432
8ed814a9
ILT		 11433 * options.h (class General_options): Define build_id option.
11434 * layout.h (class Layout): Declare write_build_id, create_note,
11435 create_build_id. Add build_id_note_ member.
11436 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11437 "libiberty.h", "md5.h", "sha1.h".
11438 (Layout::Layout): Initialize eh_frame_data_,
11439 eh_frame_hdr_section_, and build_id_note_.
11440 (Layout::finalize): Call create_build_id.
11441 (Layout::create_note): New function, broken out of
11442 Layout::create_gold_note.
11443 (Layout::create_gold_note): Call create_note.
11444 (Layout::create_build_id): New function.
11445 (Layout::write_build_id): New function.
11446 (Close_task_runner::run): Call write_build_id.
11447
8b105e34
ILT		 11448 * x86_64.cc: Correct license to GPLv3.
11449
086a1841
ILT		 114502008-03-23 Ian Lance Taylor <iant@google.com>
11451
11452 * options.cc: Include "demangle.h".
11453 (parse_optional_string): New function.
11454 (parse_long_option): Handle takes_optional_argument.
11455 (parse_short_option): Update dash_z initializer. Handle
11456 takes_optional_argument.
11457 (General_options::General_options): Initialize do_demangle_.
11458 (General_options::finalize): Set do_demangle_. Handle demangling
11459 style.
11460 * options.h (parse_optional_string): Declare.
11461 (struct One_option): Add optional_arg field. Update constructor.
11462 Update call constructor calls. Add takes_optional_argument
11463 function.
11464 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11465 (DEFINE_optional_string): Define.
11466 (General_options::demangle): Change from DEFINE_bool to
11467 DEFINE_optional_string.
11468 (General_options::no_demangle): New function.
11469 (General_options::do_demangle): New function.
11470 (General_options::set_do_demangle): New function.
11471 (General_options::execstack_status_): Move definition to end of
11472 class definition.
11473 (General_options::static_): Likewise.
11474 (General_options::do_demangle_): New field.
11475 * object.cc (big_endian>::get_symbol_location_info): Call
11476 Options::do_demangle, not Options::demangle.
11477 * symtab.cc (demangle): Likewise.
11478
cbb93e63
ILT		 114792008-03-22 Ian Lance Taylor <iant@google.com>
11480
11481 * gold.h: Include <cstddef> and <sys/types.h>
11482 * options.h: Include <cstring>.
11483
ec531623
ILT		 114842008-03-21 Ian Lance Taylor <iant@google.com>
11485
11486 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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