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[deliverable/binutils-gdb.git] / gold / ChangeLog
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679e4abf
RM		 12013-10-11 Roland McGrath <mcgrathr@google.com>
2
2b64b551
RM		 3 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
4 * configure: Regenerate.
5 * Makefile.in: Regenerate.
6 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
7 * testsuite/merge_string_literals_2.c: Likewise.
8 * testsuite/Makefile.am
9 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
10 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
11 literal -fmerge-constants.
12 * testsuite/Makefile.in: Regenerate.
13
43819297
RM		 14 * i386.cc (Target_i386): Remove unused member dynbss_.
15 * arm.cc (Target_arm): Likewise.
16 * powerpc.cc (Target_powerpc): Likewise.
17 * sparc.cc (Target_sparc): Likewise.
18 * tilegx.cc (Target_tilegx): Likewise.
19 * x86_64.cc (Target_x86_64): Likewise.
20 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
21 type_signature_, type_offset_.
22 * plugin.h (Plugin_hook): Remove unused member layout_.
23 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
24 mapfile_.
25 (Read_member): Remove unused members input_objects_, symtab_,
26 mapfile_, layout_.
27 (Check_library): Remove unused member symtab_.
28 * archive.h (Lib_group): Remove unused member lib_.
29 * archive.cc (Lib_group::Lib_group): Update initializer.
30 * incremental.h (Incremental_binary): Remove unused member target_.
31 (Incremental_script_entry): Removed unused member script_.
32 * layout.h (Write_symbols_task): Remove unused member input_objects_.
33 * icf.h (Icf): Remove unused member num_tracked_relocs.
34
39d9ead7
RM		 35 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
36 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
37 its only use.
38 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
39
679e4abf
RM		 40 * archive.h: Use struct rather than class for forward declaration
41 of Read_symbols_data.
42
54de2ea6
CC		 432013-10-07 Cary Coutant <ccoutant@google.com>
44
45 PR gold/16010
46 * testsuite/Makefile.am (icf_test): Fix dependencies.
47 (icf_safe_test): Likewise.
48 (icf_safe_so_test): Likewise.
49 (large_symbol_alignment): Add empty _LDADD rule.
50 * testsuite/Makefile.in: Regenerate.
51
b14016f0
L		 522013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
53
54 PR gold/15927
55 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
56 relocation for R_X86_64_32 on x32.
57
eb426534
RM		 582013-08-27 Roland McGrath <mcgrathr@google.com>
59
60 * output.cc (Output_segment::set_section_addresses): Take new
61 Target* argument. If target->isolate_execinstr() and the segment
62 is executable and starts at a target->abi_pagesize() boundary,
63 pad its end out to a target->abi_pagesize() boundary with code fill.
64 * output.h (Output_segment::set_section_addresses): Update decl.
65 * layout.h (Layout::check_output_data_for_reset_values): Take new
66 argument RELAX_OUTPUTS.
67 (Layout): New member relax_output_list_.
68 (Layout::add_relax_output): New method.
69 * layout.cc (Layout::Layout): Update constructor.
70 (Layout::reset_relax_output): New method.
71 (Layout::clean_up_after_relaxation): Call it.
72 (Layout::prepare_for_relaxation): Update caller.
73 (Layout::set_segment_offsets): Update callers of set_section_addresses.
74 Call reset_relax_output before re-processing segments for
75 isolate_execinstr case.
76 (Layout::write_data): Handle relax_output_list_.
77 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
78 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
79
9aff4b7a
NC		 802013-08-23 Yuri Chornoivan <yurchor@ukr.net>
81
82 PR binutils/15834
83 * object.h: Fix typos.
84
93f8221c
RM		 852013-08-16 Roland McGrath <mcgrathr@google.com>
86
87 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
88 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
89
e44c3715
CC		 902013-08-07 Cary Coutant <ccoutant@google.com>
91
92 Revert support for v2 DWP files:
93
94 2013-03-01 Cary Coutant <ccoutant@google.com>
95
96 Add dwp support for v2 DWARF package file format.
97 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
98 tu_length parameter. Adjust all callers.
99 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
100 * dwp.cc: Include dwarf.h.
101 (Section_bounds): New struct type.
102 (Unit_set): New struct type.
103 (Dwo_file::Dwo_file): Initialize new data member.
104 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
105 Combine and rename to...
106 (Dwo_file::read_unit_index): ...this.
107 (Dwo_file::sized_read_compunit_index)
108 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
109 (Dwo_file::sized_read_unit_index): ...this.
110 (Dwo_file::copy_section): Remove section_name, is_str_offsets
111 parameters; add section_id parameter.
112 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
113 (Dwo_file::add_unit_set): ...this.
114 (Dwo_file::shndx_map_): Remove.
115 (Dwo_file::sect_offsets_): New data member.
116 (Dwp_output_file::Dwp_output_file): Initialize new data members.
117 (Dwp_output_file::add_section): Rename to...
118 (Dwp_output_file::add_contribution): ...this.
119 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
120 (Dwp_output_file::add_tu_set): Likewise.
121 (Dwp_output_file::Contribution): New type.
122 (Dwp_output_file::Section::contributions): New data member.
123 (Dwp_output_file::Cu_or_tu_set): Remove.
124 (Dwp_output_file::Section::Section): New ctor.
125 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
126 (Dwp_output_file::Dwp_index::Section_table): New type.
127 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
128 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
129 parameter.
130 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
131 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
132 (Dwp_output_file::Dwp_index::section_table): New member function.
133 (Dwp_output_file::Dwp_index::section_table_end): New member function.
134 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
135 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
136 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
137 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
138 (Dwp_output_file::Dwp_index::section_table_): New data member.
139 (Dwp_output_file::Dwp_index::section_mask_): New data member.
140 (Dwp_output_file::add_output_section): New member function.
141 (Dwp_output_file::write_new_section): New member function.
142 (Dwp_output_file::write_contributions): New member function.
143 (Dwp_output_file::section_id_map_): New data member.
144 (class Dwo_id_info_reader): Remove.
145 (class Unit_reader): New class.
146 (get_dwarf_section_name): New function.
147 (Dwo_file::read_executable): Adjust initializations of class data.
148 (Dwo_file::read): Add support for v2 package file format.
149 (Dwo_file::read_unit_index): Likewise.
150 (Dwo_file::sized_read_unit_index): Likewise.
151 (Dwo_file::copy_section): Likewise.
152 (Dwo_file::add_unit_set): Likewise.
153 (Dwp_output_file::add_output_section): Likewise.
154 (Dwp_output_file::add_contribution): Likewise.
155 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
156 for empty slot.
157 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
158 file format.
159 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
160 slot.
161 (Dwp_output_file::initialize): Remove unused function.
162 (Dwp_output_file::finalize): Add support for v2 package file format.
163 (Dwp_output_file::write_index): Likewise.
164 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
165 function prototype.
166
c6905c28
CC		 1672013-07-31 Cary Coutant <ccoutant@google.com>
168
169 * object.cc (Sized_relobj::do_output_section_address): New function.
170 (Sized_relobj): Instantiate explicitly.
171 * object.h (Object::output_section_address): New function.
172 (Object::do_output_section_address): New function.
173 (Sized_relobj::do_output_section_address): New function.
174 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
175
1762013-07-30 Cary Coutant <ccoutant@google.com>
5cdb4d98 177 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
a67858e0
CC		 178
179 * parameters.cc (Parameters::entry): Return target-specific entry
180 symbol name.
181 * target.h (Target::entry_symbol_name): New function.
182 (Target_info::entry_symbol_name): New data member.
183
184 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
185 * i386.cc (Target_i386::i386_info): Likewise.
186 (Target_i386_nacl::i386_nacl_info): Likewise.
187 * sparc.cc (Target_sparc::sparc_info): Likewise.
188 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
189 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
190 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
191 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
192
234d4ab8
SA		 1932013-07-22 Sterling Augustine <saugustine@google.com>
194
195 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
196 Convert parameter shndx to local variable. Add parameters symtab
197 and symtab_size. Scan over section names. Find relocation
198 section corresponding to current section. Create and initialize
199 reloc_mapper_ and reloc_type_.
200 (Dwarf_pubnames_table::read_header): Add assertion. Change
201 unit_length to off_t. Initialize member unit_length_. Fill in field
202 cu_offset_.
203 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
204 Initialize new fields unit_length_ and cu_offset_.
205 (Dwarf_pubnames_table::read_section): Update prototype.
206 (Dwarf_pubnames_table::cu_offset): New member function.
207 (Dwarf_pubnames_table::subsection_size): Likewise.
208 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
209 New fields.
210 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
211 member functions public.
212 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
213 Update comment. Rework logic. Move repeated parts to...
214 (Gdb_index_info_reader::read_pubtable): ...here. New function.
215 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
216 pubtypes_table_, and stmt_list_offset.
217 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
218 Gdb_index::find_pubtype_offset,
219 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
220 (Gdb_index::pubnames_read): Update prototype and rework logic.
221 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
222 Forward declare.
223 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
224 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
225 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
226 Gdb_index::map_pubtable_to_dies):
227 Declare functions.
228 (Gdb_index::pubnames_read): Update declaration.
229 (Gdb_index::Pubname_offset_map): New type.
230 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
231 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
232 Gdb_index::stmt_list_offset): Declare.
233 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
234 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
235 Gdb_index::pubtypes_offset_): Remove.
236
a3ed37d8
RM		 2372013-07-19 Roland McGrath <mcgrathr@google.com>
238
239 * options.h (General_options): Add -Trodata-segment option.
240 * parameters.cc (Parameters::check_rodata_segment): New function.
241 (Parameters::set_target_once): Call it.
242 * parameters.h (Parameters): Declare it (private member function).
243 * layout.cc (load_seg_unusable_for_headers): New function, broken
244 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
245 then validate rodata segment rather than text segment.
246 (relaxation_loop_body): Call that.
247 (is_text_segment): New function. Don't admit a non-executable
248 segment if TARGET->isolate_execinstr().
249 (set_segment_offsets): Call it. Honor -Trodata-segment option.
250
eb5b4ded
CC		 2512013-07-15 Shawn Landden <shawnlandden@gmail.com>
252
253 PR gold/15070
254 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
255 * nacl.h (Sniff_file::View::View): Request aligned view.
256
4d5effb9
CC		 2572013-07-11 Cary Coutant <ccoutant@google.com>
258
259 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
260 correct BRLT entry size.
261
ba8ca3e7
AM		 2622013-07-03 Alan Modra <amodra@gmail.com>
263
264 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
265 comment.
266
267257d2
CC		 2672013-07-01 Cary Coutant <ccoutant@google.com>
268
269 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
270 reloc_type_.
271 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
272 (Dwarf_ranges_table::lookup_reloc): New function.
273 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
274 reloc_type_.
275 (Dwarf_ranges_table::lookup_reloc): New function.
276 (Dwarf_ranges_table::reloc_type_): New data member.
277
06f30c9d
CC		 2782013-06-27 Jing Yu <jingyu@google.com>
279
280 PR gold/15662
281 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
282 function.
283 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
284 (Target_powerpc::do_relax): Call the above.
285
a2d7bf59
AM		 2862013-06-27 Cary Coutant <ccoutant@google.com>
287
288 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
289 on garbage collected .opd section.
290
2912013-06-27 Alan Modra <amodra@gmail.com>
292
293 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
294 is non-zero.
295 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
296 (Target_powerpc::do_function_location): Likewise for loc->shndx.
297
32364e50
CC		 2982013-06-14 Cary Coutant <ccoutant@google.com>
299
300 * resolve.cc (Symbol::override_base): Don't override st_type
301 from plugin placeholder symbols.
302 (Symbol_table::resolve): Likewise.
303 (Symbol_table::should_override): Don't complain about TLS mismatch
304 if the TO symbol is a plugin placeholder.
305 * testsuite/Makefile.am (plugin_test_tls): New test.
306 * testsuite/Makefile.in: Regenerate.
307 * testsuite/plugin_test_tls.sh: New test script.
308 * testsuite/two_file_test_2_tls.cc: New test source.
309 * testsuite/two_file_test_tls.cc: New test source.
310
7fb47cc9
CC		 3112013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
312
313 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
314 the maximum segment alignment is larger than the page size.
315 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
316 correctly aligns the symbols with large alignemnt.
317 * testsuite/Makefile.in: Regenerate.
318 * testsuite/large_symbol_alignment.cc: New file.
319
6934001a
CC		 3202013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
321 Sriraman Tallam <tmsriram@google.com>
322
323 * options.h (sort_section): New option.
324 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
325 Rename from Input_section_sort_section_name_special_ordering_compare.
326 (Input_section_sort_section_name_compare): New struct.
327 * output.cc (Output_section::Input_section_sort_section_name_compare::
328 operator()): New function.
329 (Output_section::sort_attached_input_sections): Use new sort function
330 for .text if --sort-section=name is specified.
331 * layout.cc (Layout::make_output_section):
332 Add sorting by name when --sort-section=name is specified.
333 * testsuite/Makefile.am (text_section_grouping): Test option
334 --sort-section=name.
335 * testsuite/Makefile.in: Regenerate.
336 * testsuite/section_sorting_name.cc: New file.
337 * testsuite/section_sorting_name.sh: New file.
338
93acabad
CC		 3392013-05-21 Cary Coutant <ccoutant@google.com>
340
341 * symtab.h (Symbol::is_cxx_vtable): New function.
342 * target-reloc.h (relocate_section): Check for vtable symbol.
343 * testsuite/Makefile.am (missing_key_func.sh): New test case.
344 * testsuite/Makefile.in: Regenerate.
345 * testsuite/missing_key_func.cc: New test source.
346 * testsuite/missing_key_func.sh: New test script.
347
60e8b3fc
CC		 3482013-05-21 Cary Coutant <ccoutant@google.com>
349
2b64b551
RM		 350 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
351 type of enclosing symbol.
352 (Relocate_info::location): Check symbol type when describing symbol.
353 * object.h (Symbol_location_info): Remove unused line_number;
354 add enclosing_symbol_type.
355 * testsuite/debug_msg.sh: Adjust expected output.
60e8b3fc 356
9df9de2c
CC		 3572013-05-13 Cary Coutant <ccoutant@google.com>
358
2b64b551
RM		 359 * configure.ac: Export DEFAULT_TARGET.
360 * configure: Regenerate.
361 * Makefile.in: Regenerate.
362 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
363 * testsuite/Makefile.in: Regenerate.
364 * testsuite/debug_msg.sh: Delete duplicate tests.
365 Don't check undef_int error message match for powerpc where the
366 source file and line number aren't available.
9df9de2c 367
bbc5ae17
RM		 3682013-05-10 Roland McGrath <mcgrathr@google.com>
369
370 * options.h (General_options): Add --rosegment-gap option.
371 * options.cc (finalize): --rosegment-gap implies --rosegment.
372 * layout.cc (set_segment_offsets): Let user option override
373 target->rosegment_gap().
374
0c6e6c39
RM		 3752013-05-10 Roland McGrath <mcgrathr@google.com>
376
377 * options.h (General_options): Remove leading space from help
378 messages for -nostdlib and --rosegment.
379
cde7cb01
MR		 3802013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
381
382 PR ld/15365
383 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
384
f31ae5b8
AM		 3852013-05-03 Alan Modra <amodra@gmail.com>
386
387 * merge.cc (Output_merge_string::do_add_input_section): Correct
388 scan for number of strings. Rename vars to avoid shadowing.
389 Include missing terminator in input_size_.
390
d3a7cd45
L		 3912013-05-01 H.J. Lu <hongjiu.lu@intel.com>
392
393 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
394 Restore empty string handling.
395
6ad3daba
CC		 3962013-05-01 Cary Coutant <ccoutant@google.com>
397
398 * stringpool.cc (Stringpool_template::new_key_offset): Fix
399 uninitialized warning.
400
e31908b6
CC		 4012013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
402
403 * output.cc (Output_section::add_merge_input_section): Allow
404 to merge sections if the alignment is more than character size.
405 * merge.h (Output_merge_string::Output_merge_string): Remove
406 assert.
407 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
408 only not-null strings. Check the alignment of strings.
409 * stringpool.h
410 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
411 alignment as the argument.
412 (Stringpool_template<Stringpool_char>::addralign_): New class member.
413 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
414 Align non-zero length strings according to the addralign_.
415 (Stringpool_template<Stringpool_char>::set_string_offsets):
416 Updating offsets according to the given alignment.
417 * testsuite/Makefile.am (text_section_grouping): Test if string
418 literals are getting merged.
419 * testsuite/Makefile.in: Regenerate.
420 * testsuite/merge_string_literals_1.c: New file.
421 * testsuite/merge_string_literals_2.c: Ditto.
422 * testsuite/merge_string_literals.sh: Ditto.
423
0e804863
ILT		 4242013-04-26 Ian Lance Taylor <iant@google.com>
425
426 * target-reloc.h (relocate_section): If the reloc offset is out of
427 range, pass VIEW as NULL to relocate.relocate.
428 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
429 * i386.cc (Target_i386::Relocate::relocate): Likewise.
430 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
431 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
432 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
433 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
434
e7c5ea40
CC		 4352013-04-26 Geoff Pike <gpike@chromium.org>
436
437 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
438 * layout.cc (Hash_task): New class.
439 (Layout::queue_build_id_tasks): New function.
440 (Layout::write_build_id): Handle single-thread portion of build ID
441 computation. (In some cases, all of it is single-threaded.) Replace
442 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
443 functionality in fewer lines of code.
444 * layout.h (Layout::queue_build_id_tasks): New function declaration.
445 * options.h (General_options): make "--build-id" default to tree
446 rather than sha1. Add two new options related to --build-id=tree:
447 --build-id-chunk-size-for-treehash and
448 --build-id-min-file-size-for-treehash.
449 * Makefile.am: add testing of --build-id=tree and related new options
450 (these tests will be invoked by "make check").
451 * Makefile.in: Regenerate.
452
49926cd0
AM		 4532013-04-25 Alan Modra <amodra@gmail.com>
454
455 * configure.tgt: Add powerpcle and powerpc64le.
456
a4034750
AM		 4572013-04-22 Alan Modra <amodra@gmail.com>
458
459 PR gold/15355
460 * layout.cc (Layout::segment_precedes): Allow more than one
461 segment with the same type and flags.
462
e79c84aa
CC		 4632013-04-15 Cary Coutant <ccoutant@google.com>
464
465 * layout.cc (Layout::set_relocatable_section_offsets): Don't
466 allocate space in file for BSS sections.
467
2199fbe7
CC		 4682013-04-15 Cary Coutant <ccoutant@google.com>
469
470 * script-sections.cc (Orphan_output_section): Reset address
471 to zero after each orphaned section for relocatable links.
472
502e8a84
CC		 4732013-04-15 Cary Coutant <ccoutant@google.com>
474
a4034750
AM		 475 * symtab.cc (Symbol_table::sized_write_globals): Subtract
476 section starting address for relocatable link.
477 * testsuite/Makefile.am (script_test_11): New test.
478 * testsuite/Makefile.in: Regenerate.
479 * testsuite/script_test_11.c: New source file.
480 * testsuite/script_test_11.t: New linker script.
502e8a84 481
0cfdc767
AM		 4822013-04-13 Alan Modra <amodra@gmail.com>
483
484 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
485 owner when sections are not adjacent and exceed group size.
486 (Target_powerpc::group_sections): Handle corner case.
487 (Target_powerpc::Branch_info::make_stub): Handle case where
488 stub table doesn't exist due to branches in non-exec sections.
489 (Target_powerpc::Relocate::relocate): Likewise.
490
6830ee24
AM		 4912013-04-11 Alan Modra <amodra@gmail.com>
492
493 PR gold/15354
494 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
495 .branch_lt to match bfd ld. Adjust comments throughout file.
496
54a3d865
ILT		 4972013-04-04 Ian Lance Taylor <iant@google.com>
498
499 GCC PR c++/56840
500 * object.cc (do_layout_deferred_sections): Handle .eh_frame
501 sections before checking whether they are included in the link.
502
9993ba11
ST		 5032013-03-29 Sriraman Tallam <tmsriram@google.com>
504
505 * archive.cc (Archive::get_elf_object_for_member): Create the elf
506 object before calling the plugin claim_file handler. Pass the elf
507 object of the archive to the plugin. Delete the elf object if the
508 plugin claims the file.
509
ebacd51e
AM		 5102013-03-21 Alan Modra <amodra@gmail.com>
511
512 * layout.cc (Layout::set_segment_offsets): Accept writable .text
513 segment when omagic.
514
117be58f
AM		 5152013-03-21 Alan Modra <amodra@gmail.com>
516
517 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
518 comparison warning.
519 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
520 uninitialized" warning.
521
32e2b61d
AM		 5222013-03-20 Alan Modra <amodra@gmail.com>
523
524 * symtab.h (Symbol::clear_version): New function.
525 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
526 is_needed by weak references. Clear version for symbols defined
527 in as-needed objects that are not needed.
528
b3ccdeb5
AM		 5292013-03-15 Alan Modra <amodra@gmail.com>
530
531 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
532 static and public. Add report_err param. Return false for data refs.
533 (Target_powerpc::rela_dyn_section): New overloaded function.
534 (Target_powerpc::plt_, iplt_): Elucidate.
535 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
536 (Output_data_plt_powerpc::do_write): Don't write .iplt.
537 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
538 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
539 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
540 push_branch and make_plt_entry for ifunc syms when
541 reloc_needs_plt_for_ifunc.
542 (Target_powerpc::Relocate::relocate): Don't use plt entry value
543 for ifunc unless reloc_needs_plt_for_ifunc.
544
ad3d8a2f
AM		 5452013-03-15 Alan Modra <amodra@gmail.com>
546
547 * gc.h (gc_process_relocs): Don't look through function descriptors.
548 * icf.cc (get_section_contents): Do so here instead.
549
4d9aa155
AM		 5502013-03-13 Alan Modra <amodra@gmail.com>
551
552 * powerpc.cc (is_branch_reloc): Forward declare.
553 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
554 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
555 false for 64-bit, true for 32-bit non-branch relocs.
556 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
557 * testsuite/Makefile.am (icf_test): Use linker map file instead of
558 nm output.
559 (icf_safe_test): Generate linker map file as well as nm output.
560 (icf_safe_so_test): Likewise.
561 * testsuite/Makefile.in: Regenerate.
562 * testsuite/icf_test.sh: Parse linker map file to determine
563 section folding.
564 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
565 * testsuite/icf_safe_so_test.sh: Likewise.
566 (X86_32_or_ARM_specific_safe_fold): Merge into..
567 (arch_specific_safe_fold): ..this.
568 (X86_64_specific_safe_fold): Delete unused function.
569
57420c20
AM		 5702013-03-12 Alan Modra <amodra@gmail.com>
571
572 * gc.h (gc_process_relocs): Look through function descriptors
573 to determine shndx, symvalue and addend used by ICF. Tidy
574 variable duplication.
575
dc3714f3
AM		 5762013-03-11 Alan Modra <amodra@gmail.com>
577
578 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
579 * layout.cc (Layout_task_runner::run): ..to here.
580 * symtab.h (struct Symbol_location): Extract from..
581 (class Symbol_table): ..here.
582 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
583 * target.h (class Target): Add function_location and
584 do_function_location functions.
585 (class Sized_target): Add do_function_location.
586 * object.h (class Sized_relobj_file): Move find_shdr..
587 (class Object): ..to here.
588 * object.cc: Likewise. Update to suit. Instantiate.
589 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
590 * powerpc.cc (class Powerpc_dynobj): New.
591 (Target_powerpc::do_function_location): New function.
592 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
593 (Powerpc_dynobj::do_read_symbols): New function.
594 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
595
956b03bb
ILT		 5962013-03-08 Ian Lance Taylor <iant@google.com>
597
598 * options.cc (General_options::string_to_object_format): Accept
599 "default".
600
4bead2d5
AM		 6012013-03-08 Alan Modra <amodra@gmail.com>
602
603 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
604 pointer to Post_fde.
605 (struct Post_fde): Move definition to here..
606 * ehframe.cc (struct Post_fde): ..from here.
607 (Cie::write): Don't alloc Post_fde.
608 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
609
02e60bf7
AM		 6102013-03-07 Alan Modra <amodra@gmail.com>
611
612 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
613 relocation referencing .LC0.
614 * testsuite/discard_locals_test.sh: Remove FIXMEs.
615
8343f03a
AM		 6162013-03-07 Alan Modra <amodra@gmail.com>
617
618 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
619 always_inline. Add assembly for powerpc to avoid GOT.
620
3366d57c
AM		 6212013-03-07 Alan Modra <amodra@gmail.com>
622
623 * testsuite/script_test_10.sh: Don't test .bss section
624 header number.
625
6c77229c
AM		 6262013-03-06 Alan Modra <amodra@gmail.com>
627
628 * powerpc.cc (class Powerpc_relobj): Move some member functions.
629 (Target_powerpc::symval_for_branch): Add symtab param. Update
630 all callers. Handle folded sections.
631 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
632 to Powerpc_relobj.
633 (Global_symbol_visitor_opd::operator()): Likewise.
634
a39e4af6
AM		 6352013-03-04 Alan Modra <amodra@gmail.com>
636
637 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
638 * testsuite/Makefile.in: Regenerate.
639
d5834edb
CC		 6402013-03-01 Cary Coutant <ccoutant@google.com>
641
642 Add dwp support for v2 DWARF package file format.
643 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
644 tu_length parameter. Adjust all callers.
645 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
646 * dwp.cc: Include dwarf.h.
647 (Section_bounds): New struct type.
648 (Unit_set): New struct type.
649 (Dwo_file::Dwo_file): Initialize new data member.
650 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
651 Combine and rename to...
652 (Dwo_file::read_unit_index): ...this.
653 (Dwo_file::sized_read_compunit_index)
654 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
655 (Dwo_file::sized_read_unit_index): ...this.
656 (Dwo_file::copy_section): Remove section_name, is_str_offsets
657 parameters; add section_id parameter.
658 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
659 (Dwo_file::add_unit_set): ...this.
660 (Dwo_file::shndx_map_): Remove.
661 (Dwo_file::sect_offsets_): New data member.
662 (Dwp_output_file::Dwp_output_file): Initialize new data members.
663 (Dwp_output_file::add_section): Rename to...
664 (Dwp_output_file::add_contribution): ...this.
665 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
666 (Dwp_output_file::add_tu_set): Likewise.
667 (Dwp_output_file::Contribution): New type.
668 (Dwp_output_file::Section::contributions): New data member.
669 (Dwp_output_file::Cu_or_tu_set): Remove.
670 (Dwp_output_file::Section::Section): New ctor.
671 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
672 (Dwp_output_file::Dwp_index::Section_table): New type.
673 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
674 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
675 parameter.
676 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
677 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
678 (Dwp_output_file::Dwp_index::section_table): New member function.
679 (Dwp_output_file::Dwp_index::section_table_end): New member function.
680 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
681 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
682 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
683 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
684 (Dwp_output_file::Dwp_index::section_table_): New data member.
685 (Dwp_output_file::Dwp_index::section_mask_): New data member.
686 (Dwp_output_file::add_output_section): New member function.
687 (Dwp_output_file::write_new_section): New member function.
688 (Dwp_output_file::write_contributions): New member function.
689 (Dwp_output_file::section_id_map_): New data member.
690 (class Dwo_id_info_reader): Remove.
691 (class Unit_reader): New class.
692 (get_dwarf_section_name): New function.
693 (Dwo_file::read_executable): Adjust initializations of class data.
694 (Dwo_file::read): Add support for v2 package file format.
695 (Dwo_file::read_unit_index): Likewise.
696 (Dwo_file::sized_read_unit_index): Likewise.
697 (Dwo_file::copy_section): Likewise.
698 (Dwo_file::add_unit_set): Likewise.
699 (Dwp_output_file::add_output_section): Likewise.
700 (Dwp_output_file::add_contribution): Likewise.
701 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
702 for empty slot.
703 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
704 file format.
705 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
706 slot.
707 (Dwp_output_file::initialize): Remove unused function.
708 (Dwp_output_file::finalize): Add support for v2 package file format.
709 (Dwp_output_file::write_index): Likewise.
710 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
711 function prototype.
712
a68a081d
CC		 7132013-03-01 Cary Coutant <ccoutant@google.com>
714
715 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
716 function into class definition in header file.
717 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
718 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
719 New function.
720 (Dwarf_info_reader::check_buffer): Move here from .cc file.
721
9d5781f8
AM		 7222013-02-28 Alan Modra <amodra@gmail.com>
723
724 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
725 * target.cc (Target::do_plt_fde_location): New function.
726 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
727 accessor function, and constructor param.
728 (struct Post_fde, Post_fdes): Declare.
729 (Cie::write): Add post_fdes param.
730 * ehframe.cc (Fde::write): Use plt_fde_location.
731 (struct Post_fde): Define.
732 (Cie::write): Stash FDEs added post merge mapping.
733 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
734 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
735 (Eh_frame::do_sized_write): Arrange to write post map FDES after
736 other FDEs.
737 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
738 (Target_powerpc::has_glink): New function.
739 (Target_powerpc::do_relax): Add eh_frame info for stubs.
740 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
741 glink_eh_frame_fde_32, default_fde): New data.
742 (Stub_table::eh_frame_added_): New var.
743 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
744 Make const.
745 (Stub_table::add_eh_frame): New function.
746 (Output_data_glink::add_eh_frame): New function.
747 (Target_powerpc::make_glink_section): Call add_eh_frame.
748
214383dd
ILT		 7492013-02-15 Ian Lance Taylor <iant@google.com>
750
751 * options.h (DEFINE_uint64_alias): Define.
752 (class General_options): Add -Ttext-segment as an alias for
753 -Ttext.
754
91c2b899
AM		 7552013-02-15 Alan Modra <amodra@gmail.com>
756
757 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
758 (Stub_table::do_write): ..here, two places.
759 (Stub_table::plt_call_size): Use it here too.
760
20e2a8aa
ILT		 7612013-02-11 Ian Lance Taylor <iant@google.com>
762
763 * descriptors.cc (Descriptors::close_all): New function.
764 * descriptors.h (class Descriptors): Declare close_all.
765 (close_all_descriptors): New inline function.
766 * plugin.cc: Include "descriptors.h".
767 (Plugin_manager::cleanup): Call close_all_descriptors.
768
8952bc69
AM		 7692013-02-06 Alan Modra <amodra@gmail.com>
770
771 * README: Update coding style link.
772
29bd8b6b
CC		 7732013-01-28 Cary Coutant <ccoutant@google.com>
774
a4034750
AM		 775 * dwp.cc (File_list): New typedef.
776 (Dwo_name_info_reader): New class.
777 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
778 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
779 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
780 (Dwo_file::read_executable): New function.
781 (Dwo_file::read): Move common setup code to ...
782 (Dwo_file::make_object): ... here.
783 (dwp_options): Add --exec/-e.
784 (usage): Likewise.
785 (main): Likewise.
29bd8b6b 786
c6ac678d
ST		 7872013-01-24 Sriraman Tallam <tmsriram@google.com>
788
789 * layout.cc (Layout::layout): Check for option text_reorder.
790 (Layout::make_output_section): Ditto.
791 * options.h (text_reorder): New option.
792 * output.cc (Input_section_sort_compare): Remove special ordering
793 of section names.
794 (Output_section::
795 Input_section_sort_section_name_special_ordering_compare::
796 operator()): New function.
797 (Output_section::sort_attached_input_sections): Use new sort function
798 for .text.
799 * output.h (Input_section_sort_section_name_special_ordering_compare):
800 New struct.
801 * testsuite/Makefile.am (text_section_grouping): Test option
802 --no-text-reorder
803 * testsuite/Makefile.in: Regenerate.
804 * testsuite/text_section_grouping.sh: Check order of functions without
805 default text reordering.
806
50701cc1
MF		 8072013-01-18 Mike Frysinger <vapier@gentoo.org>
808
809 * options.h (General_options): Change default to true for new_dtags.
810
b1b00fcc
MF		 8112013-01-18 Mike Frysinger <vapier@gentoo.org>
812
813 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
814 when enable_new_dtags is false. Only add DT_RUNPATH when
815 enable_new_dtags is true.
816
ec5b8187
AM		 8172013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
818
819 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
820 used in declaration and definition consistent.
821 (Target_powerpc::symval_for_branch): Ditto.
822
a880d4c4
ST		 8232013-01-16 Sriraman Tallam <tmsriram@google.com>
824
825 * testsuite/plugin_final_layout.cc: Fix comment.
826
7c381248
ST		 8272013-01-16 Sriraman Tallam <tmsriram@google.com>
828
829 * layout.cc (Layout::layout): Do not do default sorting for
830 text sections when section ordering is specified.
831 (make_output_section): Ditto.
832 * testsuite/plugin_final_layout.cc: Name the function sections
833 to catch reordering issues.
834
e2458743
AM		 8352013-01-15 Alan Modra <amodra@gmail.com>
836
837 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
838 plt-thread-safe.
839
431ed302
AM		 8402013-01-15 Alan Modra <amodra@gmail.com>
841
842 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
843 * testsuite/Makefile.in: Regenerate.
844
0ec6429b
AM		 8452013-01-14 Alan Modra <amodra@gmail.com>
846
847 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
848 * testsuite/Makefile.in: Regenerate.
849
0bf402d5
ILT		 8502013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
851
36af3926 852 PR bfd/14430
0bf402d5
ILT		 853 Fix mingw gold build with plugins enabled
854 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
855 * configure.ac: Export DLOPEN_LIBS and add headers check.
856 * plugin.cc: Handle non-dlfcn case.
857 * Makefile.in: Regenerate.
858 * config.in: Regenerate.
859 * configure: Regenerate.
860 * testsuite/Makefile.in: Regenerate.
861
9e9143bc
ST		 8622013-01-09 Sriraman Tallam <tmsriram@google.com>
863
864 * output.h (sort_attached_input_sections): Change to be public.
865 * script-sections.cc
866 (Output_section_definition::set_section_addresses): Sort
867 attached input sections according to section order before linker
868 script assigns section addresses.
869 (Orphan_output_section::set_section_addresses): Sort
870 attached input sections according to section order before linker
871 script assigns section addresses.
872 * Makefile.am (final_layout.sh): Use a simple linker script to
873 check if section ordering still works.
874 * Makefile.in: Regenerate.
875
679af368
ILT		 8762013-01-09 Ben Cheng <bccheng@google.com>
877
878 * arm.cc (Target_arm::attributes_accept_div): New function.
879 (Target_arm::attributes_forbid_div): New function.
880 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
881 attribute using the same new functions as what bfd/elf32_arm.c
882 does.
883
3136a00e
CC		 8842013-01-07 Cary Coutant <ccoutant@google.com>
885
886 PR gold/14993
887 * output.cc (Output_section::add_input_section): For incremental
888 updates, don't track input sections that are allocated from patch
889 space.
890
f2a6224b
L		 8912013-01-07 H.J. Lu <hongjiu.lu@intel.com>
892 Ian Lance Taylor <iant@google.com>
893
894 PR gold/14897
895 * configure.ac (--enable-ld): Removed.
896 (install_as_default): Set to yes only for --enable-gold=default
897 or --disable-ld.
898 * configure: Regenerated.
899
4f46f626
L		 9002013-01-07 H.J. Lu <hongjiu.lu@intel.com>
901
902 * options.h (General_options): Add -fuse-ld= for GCC linker
903 option compatibility.
904
26e4ef59
CC		 9052013-01-04 Cary Coutant <ccoutant@google.com>
906
907 * configure.ac: Fix typo restoring CXXFLAGS.
908 * configure: Regenerate.
909
3d587466
CC		 9102013-01-04 Cary Coutant <ccoutant@google.com>
911
4f46f626
L		 912 * testsuite/Makefile.am (CXXLINK_S): New macro.
913 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
914 * testsuite/Makefile.in: Regenerate.
3d587466 915
44db6695
L		 9162013-01-02 H.J. Lu <hongjiu.lu@intel.com>
917
918 * version.cc (print_version): Update copyright year to 2013.
919
edcac0c1
ILT		 9202012-12-20 Ian Lance Taylor <iant@google.com>
921
922 * layout.cc (Layout::special_ordering_of_input_section): New
923 function.
924 (Layout::layout): If input section requires special ordering, must
925 sort input sections.
926 (Layout::make_output_section): May sort .text input sections.
927 (Layout::is_section_name_prefix_grouped): Remove.
928 * layout.h (class Layout): Declare
929 special_ordering_of_input_section. Don't declare
930 is_section_name_prefix_grouped.
931 * output.cc (Output_section::add_input_section): Revert last
932 change.
933 (Output_section::Input_section_sort::match_file_name): Don't crash
934 if called on output section data.
935 (Output_section::Input_section_sort_compare): Sort based on
936 special ordering.
937 (Output_section::Input_section_sort_section_order_index_compare):
938 Revert last patch.
939 (Output_section::sort_attached_input_sections): Likewise.
940
28f2a4ac
ST		 9412012-12-18 Sriraman Tallam <tmsriram@google.com>
942
edcac0c1 943 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
28f2a4ac
ST		 944 * layout.h (Layout::is_section_name_prefix_grouped): New function.
945 * output.cc (Output_section::add_input_section): Check if section
946 name contains special prefix. Keep input sections to sort such
947 sections.
948 (Output_section::Input_section_sort_section_order_index_compare
949 ::operator()): Group sections according to prefixes.
edcac0c1
ILT		 950 (Output_section::sort_attached_input_sections): Add condition to
951 Input_section_entry constructor call.
28f2a4ac
ST		 952 * testsuite/Makefile.am (text_section_grouping): New test.
953 * testsuite/Makefile.in: Regenerate.
954 * testsuite/text_section_grouping.cc: New file.
955 * testsuite/text_section_grouping.sh: New file.
956
5bf135a7
NC		 9572012-12-17 Nick Clifton <nickc@redhat.com>
958
959 * Makefile.am: Add copyright notice.
960 * NEWS: Likewise.
961 * README: Likewise.
962 * configure.ac: Likewise.
963 * ftruncate.c: Likewise.
964 * Makefile.in: Regenerate.
965
59965708
CC		 9662012-12-14 Cary Coutant <ccoutant@google.com>
967
a4034750
AM		 968 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
969 --no-as-needed flag.
970 (exception_separate_shared_12_test): Likewise.
971 (incremental_copy_test): Likewise.
972 * testsuite/Makefile.in: Regenerate.
59965708 973
2a77e2ab
CC		 9742012-12-14 Cary Coutant <ccoutant@google.com>
975
976 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
977 (Dwp_output_file::Dwp_index::enter_set): Add assert.
978
e3deeb9c
AM		 9792012-12-12 Alan Modra <amodra@gmail.com>
980
981 * powerpc.cc (class Track_tls): New.
982 (class Relocate, class Scan): Inherit Track_tls.
983 (Target_powerpc::Scan::local, global): Track tls optimization
984 and avoid creating plt entry for __tls_get_addr if all uses
985 are optimized away.
986 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
987
d8f5a274
AM		 9882012-12-12 Alan Modra <amodra@gmail.com>
989
990 * options.h (General_options): Add --toc-sort/--no-toc-sort.
991 Replace no_toc_optimize with toc_optimize.
992 * output.h (Output_section::input_sections): Provide non-const variant.
993 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
994 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
995 accessors.
996 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
997 (class Sort_toc_sections): New.
998 (Target_powerpc::do_finalize_sections): Sort toc sections.
999 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
1000
4c8a1de1
RM		 10012012-12-10 Roland McGrath <mcgrathr@google.com>
1002
1003 * testsuite/binary_unittest.cc (read_all): New function.
1004 (Sized_binary_test): Use it instead of ::read.
1005 * fileread.cc (do_read): Don't assume pread always reads the whole
1006 amount in a single call.
1007
edc27beb
AM		 10082012-12-10 Alan Modra <amodra@gmail.com>
1009
1010 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
1011 Set EM_PPC64 or EM_PPC here.
1012 (Target_selector_powerpc::do_recognize): Delete.
1013
906b9150
AM		 10142012-12-10 Alan Modra <amodra@gmail.com>
1015
1016 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
1017 stub_table_.
1018 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
1019
418c15ae
RM		 10202012-12-07 Roland McGrath <mcgrathr@google.com>
1021
1022 * testsuite/binary_unittest.cc (Sized_binary_test):
1023 Use open_descriptor rather than ::open.
1024
decdd3bc
AM		 10252012-12-07 Alan Modra <amodra@gmail.com>
1026
1027 * powerpc.cc (Stub_table::do_write): Delete redundant Address
1028 typedef and invalid_address constant.
1029 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
1030 instantiate constants.
1031
db399005
ILT		 10322012-12-06 Roland McGrath <mcgrathr@google.com>
1033
1034 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
1035 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
1036 * aclocal.m4: Regenerate.
1037 * configure: Regenerate.
1038 * Makefile.in: Regenerate.
1039 * testsuite/Makefile.in: Regenerate.
1040
aba6bc71
AM		 10412012-12-07 Alan Modra <amodra@gmail.com>
1042
1043 * options.h (General_options): Add no_toc_optimize.
1044 * powerpc.cc (ok_lo_toc_insn): New function.
1045 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
1046
9e69ed50
AM		 10472012-12-06 Alan Modra <amodra@gmail.com>
1048
1049 * options.h (General_options): Add plt_align, plt_static_chain,
1050 plt_thread_safe. Update stub_group_size help text.
1051 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
1052 for new plt_thread_safe_ var.
1053 (use_plt_offset): Correct comments.
1054 (Target_powerpc::do_relax): Look for thread creation symbols to
1055 determine default plt_thread_safe value. Clear plt call stubs
1056 as well as branch stubs each iteration.
1057 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
1058 insn constants.
1059 (l, hi, ha, write_insn): Move earlier.
1060 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
1061 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
1062 plt stubs too.
1063 (Stub_table::update_size): Adjust.
1064 (Stub_table::prev_size, set_prev_size): Delete.
1065 (Stub_table::stub_align): Let --plt-align affect result.
1066 (Stub_table::plt_call_size): Calculate sizes for various stubs.
1067 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
1068 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
1069 (Stub_table::do_write): Support more stub variants.
1070
f43ba157
AM		 10712012-12-04 Alan Modra <amodra@gmail.com>
1072
1073 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
1074 (Target_powerpc::do_define_standard_symbols): New function.
1075
34171bc5
AM		 10762012-12-03 Alan Modra <amodra@gmail.com>
1077
1078 * output.h: Formatting, whitespace.
1079
dc9589e9 10802012-12-03 Alan Modra <amodra@gmail.com>
ec661b9d
AM		 1081
1082 * layout.h (Layout::get_executable_sections): Declare.
1083 * layout.cc (Layout::get_executable_sections): New function.
1084 * arm.cc (Target_arm::group_sections): Use it.
1085 (Arm_output_section::group_sections): Delete now redundant test.
1086 * output.cc (Output_reloc::Output_reloc): Add is_relative.
1087 param to handle relative relocs.
1088 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
1089 (Output_data_reloc::add_absolute): Adjust.
1090 (Output_data_reloc::add_relative): New function.
1091 (Output_data::reset_data_size): New function.
1092 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
1093 (Output_section::set_addralign): New function.
1094 (Output_section::checkpoint_set_addralign): New function.
1095 (Output_section::clear_section_offsets_need_adjustment): New function.
1096 (Output_section::input_sections): Make public.
1097 * powerpc.cc (class Output_data_brlt_powerpc): New.
1098 (class Stub_table, class Stub_control): New.
1099 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
1100 stub_table_, set_stub_table, stub_table): New vectors and accessor
1101 functions.
1102 (Target_powerpc::do_may_relax, do_relax, push_branch,
1103 new_stub_table, stub_tables, brlt_section, group_sections,
1104 add_branch_lookup_table, find_branch_lookup_table,
1105 write_branch_lookup_table, make_brlt_section): New functions.
1106 (Target_powerpc::struct Sort_sections, class Branch_info): New.
1107 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
1108 branch_info_): New vars.
1109 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
1110 make call stubs here.
1111 (Output_data_glink): Remove all call stub handling from this class.
1112 (Target_powerpc::Scan::local, global): Save interesting branch
1113 relocs and relocs for ifunc. Adjust calls to plt entry functions.
1114 (Target_powerpc::do_finalize_sections): Only make reg save/restore
1115 functions on final link.
1116 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
1117 Handle long branch destinations too.
1118 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
1119 do_plt_address_for_local): Adjust lookup of plt call stubs.
1120
627b30b7
AM		 11212012-11-30 Alan Modra <amodra@gmail.com>
1122
1123 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
1124 relocs against protected symbols when building 32-bit shared libs.
1125
40b469d7
AM		 11262012-11-30 Alan Modra <amodra@gmail.com>
1127
1128 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
1129 param. Call got_section() to make .got. Update all callers
1130 and their callers and so on.
1131
bb66a627
AM		 11322012-11-30 Alan Modra <amodra@gmail.com>
1133
1134 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
1135 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
1136 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
1137 value if it already exists.
1138
d2cf1c6c
L		 11392012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1140
1141 PR gold/14858
1142 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
1143
edccdf7c
RM		 11442012-11-14 Roland McGrath <mcgrathr@google.com>
1145
1146 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
1147 than bfc instruction for data sandboxing.
1148
6febeb74
AM		 11492012-11-08 Alan Modra <amodra@gmail.com>
1150
1151 * po/POTFILES.in: Regenerate.
1152
0a6f1bf2
AM		 11532012-11-05 Alan Modra <amodra@gmail.com>
1154
1155 * configure.ac: Apply 2012-09-10 change to config.in here.
1156 * configure: Regenerate.
1157
26a4e9cb
AM		 11582012-11-05 Alan Modra <amodra@gmail.com>
1159
1160 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
1161 (struct Opd_ent): Use "Address" rather than "Offset".
1162 (Output_data_got_powerpc::got_base_offset): Return Valtype.
1163 (Target_powerpc::got_section): Make public.
1164 (Target_powerpc::scan_relocs): Move code setting symbols..
1165 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
1166 Create _SDA_BASE_ only when referenced.
1167
cc928013
RM		 11682012-11-02 Roland McGrath <mcgrathr@google.com>
1169
1170 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
1171 from last change.
1172
50ed5eb1
RM		 11732012-11-01 Roland McGrath <mcgrathr@google.com>
1174
62fe925a
RM		 1175 * target.h (Sized_target::relocate_relocs): Use Elf_Off
1176 for offset_in_output_section parameter.
1177 (Sized_target::relocate_special_relocatable): Likewise.
1178 * arm.cc (Target_arm::relocate_relocs): Likewise.
1179 (Target_arm::relocate_special_relocatable): Likewise.
1180 * i386.cc (Target_i386::relocate_relocs): Likewise.
1181 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
1182 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
1183 * target-reloc.h (relocate_relocs): Likewise.
1184 * testsuite/testfile.cc (Target_test): Likewise.
1185 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
1186 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
1187
1188 * system.h: Move inclusion of <clocale> to after <libintl.h> in
1189 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
1190
1191 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
1192 parameter, which is unused in the [!F_SETFD] case.
1193
50ed5eb1
RM		 1194 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
1195 SYMNDX to off_t before comparing it to this->data_size().
1196 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
1197 * incremental.cc (Output_section_incremental_inputs::do_write):
1198 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
1199
2cadc0bf
RM		 1200 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
1201
3bfcb652
NC		 12022012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
1203
1204 * gold.cc (Target_arm::do_adjust_elf_header): Add the
1205 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
1206 in EABI_VER5.
1207
c1a8d56e
CC		 12082012-10-29 Cary Coutant <ccoutant@google.com>
1209
1210 * dwp.cc (usage): Add file and exit status parameters;
1211 add --help and --version options.
1212 (print_version): New function.
1213 (main): Add --help and --version options.
1214
b2490a7b
L		 12152012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1216
1217 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
1218 final_layout_sequence.txt.
1219 * testsuite/Makefile.in: Regenerated.
1220
aa543512
L		 12212012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1222
1223 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
1224 COMPILE generated by automake.
1225 (LINK1): Likewise.
1226 (CXXCOMPILE1): Likewise.
1227 (CXXLINK1): Likewise.
1228 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
1229 (LINK): Likewise.
1230 (CXXCOMPILE): Likewise.
1231 (CXXLINK): Likewise.
1232 * testsuite/Makefile.in: Regenerated.
1233
d361fafb
L		 12342012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1235
1236 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
1237 on bad fwrite return.
1238
598c7410
L		 12392012-10-25 H.J. Lu <hongjiu.lu@intel.com>
1240
1241 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
1242 on val.
1243
35c813e2
CC		 12442012-10-23 Cary Coutant <ccoutant@google.com>
1245
1246 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
1247 * testsuite/Makefile.in: Regenerate.
1248 * testsuite/dwp_test.h: New source file.
1249 * testsuite/dwp_test_1.cc: New source file.
1250 * testsuite/dwp_test_1.s: New source file.
1251 * testsuite/dwp_test_1.sh: New source file.
1252 * testsuite/dwp_test_1b.cc: New source file.
1253 * testsuite/dwp_test_1b.s: New source file.
1254 * testsuite/dwp_test_2.cc: New source file.
1255 * testsuite/dwp_test_2.s: New source file.
1256 * testsuite/dwp_test_2.sh: New source file.
1257 * testsuite/dwp_test_main.cc: New source file.
1258 * testsuite/dwp_test_main.s: New source file.
1259
77429909
CC		 12602012-10-23 Cary Coutant <ccoutant@google.com>
1261
1262 * dwp.h: New header file.
1263 * dwp.cc: New source file.
1264 * gold.h: Move shared declarations to system.h.
1265 * system.h: New header file.
1266 * Makefile.am: Add dwp.
1267 * Makefile.in: Regenerate.
1268
ed5d6712
CC		 12692012-10-23 Cary Coutant <ccoutant@google.com>
1270
1271 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
1272 Dwarf_info_reader::read_from_pointer.
1273 (Dwarf_pubnames_table::read_header): Likewise.
1274 (Dwarf_pubnames_table::next_name): Likewise.
1275 (Dwarf_die::read_attributes): Likewise.
1276 (Dwarf_die::skip_attributes): Likewise.
1277 (Dwarf_info_reader::read_from_pointer): New function template.
1278 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
1279 (Dwarf_pubnames_table): Likewise.
1280 (Dwarf_info_reader::read_from_pointer): New function template.
1281 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
1282 Dwarf_pubnames_table ctor.
1283
8787852d
CC		 12842012-10-23 Cary Coutant <ccoutant@google.com>
1285
1286 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
1287 abbrev_shndx.
1288 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
1289 abbrev_shndx_.
1290 (Dwarf_info_reader::set_abbrev_shndx): New method.
1291 (Dwarf_info_reader::abbrev_shndx_): New data member.
1292
9fc236f3
CC		 12932012-10-23 Cary Coutant <ccoutant@google.com>
1294
1295 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
1296 from object, not parameters.
1297 (Dwarf_info_reader::parse): Likewise.
1298 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
1299 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
1300 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
1301 methods.
1302
effe8365
CC		 13032012-10-23 Cary Coutant <ccoutant@google.com>
1304
1305 * fileread.cc (Input_file::Input_file): New constructor.
1306 * fileread.h (class Input_file): Add new constructor.
1307
1698990d
AM		 13082012-10-18 Alan Modra <amodra@gmail.com>
1309
1310 PR gold/14727
1311 * object.cc (Relobj::is_section_name_included): Also match
1312 .sdata personality section.
1313
168a4726
AM		 13142012-10-18 Alan Modra <amodra@gmail.com>
1315
1316 * target-reloc.h (class Default_comdat_behavior): New, package up..
1317 (get_comdat_behaviour): ..this.
1318 (relocate_section): Add Relocate_comdat_behavior template arg,
1319 adjust code to suit.
1320 * arm.cc (Target_arm::relocate_section): Adjust to suit.
1321 (Target_arm::scan_reloc_section): Likewise.
1322 * i386.cc (Target_i386::relocate_section): Likewise.
1323 * sparc.cc (Target_sparc::relocate_section): Likewise.
1324 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
1325 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
1326 * powerpc.cc (class Relocate_comdat_behavior): New.
1327 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
1328 gold::relocate_section with new template arg.
1329
acc276d8
AM		 13302012-10-18 Alan Modra <amodra@gmail.com>
1331
1332 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
1333 dynamic relocs for GOT_TPREL got entries, without symbol if
1334 resolving locally.
1335 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
1336 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
1337 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
1338
e10f9870
AM		 13392012-10-17 Alan Modra <amodra@gmail.com>
1340
1341 PR gold/14726
1342 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
1343
ae034989
ST		 13442012-10-16 Sriraman Tallam <tmsriram@google.com>
1345
1346 * layout.cc (Layout::include_section): Keep sections marked
1347 SHF_EXCLUDE when doing relocatable links.
1348
f3a0ed29
AM		 13492012-10-16 Alan Modra <amodra@gmail.com>
1350
1351 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
1352 (Target_powerpc::do_finalize_sections): Call it.
1353 (Output_data_save_res): New class and supporting functions.
1354 (Target_powerpc::symval_for_branch): Only look up .opd entry for
1355 normal symbols defined in object files.
1356
c6de8ed4
AM		 13572012-10-12 Alan Modra <amodra@gmail.com>
1358
1359 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
1360 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
1361 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
1362 section if scan_opd_relocs not yet called.
1363 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
1364
03e25981
AM		 13652012-10-12 Alan Modra <amodra@gmail.com>
1366
1367 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1368 add_local_ifunc_entry): Revert last change.
1369 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
1370
c9824451
AM		 13712012-10-05 Alan Modra <amodra@gmail.com>
1372
1373 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
1374 do_plt_address_for_global): New functions.
1375 (Output_data_got_powerpc::do_write): Don't segfault when linking
1376 statically.
1377 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
1378 add_local_ifunc_entry): Return true on adding entry..
1379 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
1380 glink->add_entry call. Remove unused symtab param. Adjust calls.
1381 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
1382 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
1383 set up symbols here.
1384 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
1385 syms here. Do so even when no .iplt. Don't segfault when linking
1386 statically.
1387 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
1388 new variants without reloc param.
1389 (Glink_sym_ent::Glink_sym_ent): Likewise.
1390 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
1391 reloc when refs will resolve to plt call stub.
1392 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
1393 R_PPC_PLTREL24 to resolve locally.
1394 (Target_powerpc::Scan::global): Correct ifunc handling.
1395 (Target_powerpc::Relocate::relocate): Correct local sym glink
1396 lookup. Don't destroy "value" when we have a plt call stub,
1397 and when checking plt call validity.
1398 (Target_powerpc::do_dynsym_value): Simplify.
1399
19fec8c1
AM		 14002012-10-05 Alan Modra <amodra@gmail.com>
1401
1402 * i386.cc (Output_data_plt_i386::address_for_global,
1403 address_for_local): Add plt offset to returned value. Adjust uses.
1404 * sparc.cc (Output_data_plt_sparc::address_for_global,
1405 address_for_local): Likewise.
1406 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
1407 address_for_local): Likewise.
1408 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
1409 address_for_local): Likewise.
1410 * target.h (Target::plt_address_for_global, plt_address_for_local):
1411 Update comment.
1412 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
1413 (Output_data_got::Got_entry::write): Nor here.
1414 * output.h: Comment fix.
1415
e867b647
WL		 14162012-10-02 Jiong Wang <jiwang@tilera.com>
1417
1418 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
1419 global_offset_table_ value for larget got.
1420 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
1421
e5d5f5ed
AM		 14222012-09-29 Alan Modra <amodra@gmail.com>
1423
1424 * powerpc.cc (Target_powerpc::iplt_): New output section.
1425 (Target_powerpc::iplt_section, make_iplt_section,
1426 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
1427 (Target_powerpc::make_plt_entry): Handle ifunc syms.
1428 Target_powerpc::plt_entry_count): Count iplt entries too.
1429 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
1430 reloc section in constructor. New params.
1431 (Target_powerpc::make_plt_section): Create reloc section here instead.
1432 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
1433 functions.
1434 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
1435 (Output_data_glink::add_entry, find_entry): New functions to
1436 deal with local syms.
1437 (Glink_sym_ent): Add support for local syms.
1438 (Output_data_glink::do_write): Handle ifunc plt entries.
1439 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1440 (Target_powerpc::Scan::local, global): Handle ifunc syms.
1441 (Target_powerpc::Relocate::relocate): Likewise.
1442 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
1443
ec4dbad3
AM		 14442012-09-25 Alan Modra <amodra@gmail.com>
1445
1446 * object.h (Sized_relobj_file::adjust_local_symbol,
1447 do_adjust_local_symbol): New functions.
1448 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
1449 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
1450 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
1451 and irregular opd entry spacing.
1452 (Powerpc_relobj::do_read_relocs): Add opd size checks.
1453 (Global_symbol_visitor_opd): New functor.
1454 (Target_powerpc::do_finalize_sections): Omit global symbols defined
1455 on deleted opd entries.
1456
5c0b3823
WL		 14572012-09-15 Jiong Wang <jiwang@tilera.com>
1458
1459 * tilegx.cc: New file.
1460 * Makefile.am (TARGETSOURCES): Add tilegx.cc
1461 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
1462 * configure.tgt: Add entries for tilegx*.
1463 * configure.ac: Likewise.
1464 * Makefile.in: Rebuild.
1465 * configure: Likewise.
1466 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
1467 tilegx.
1468
bfdfa4cd
AM		 14692012-09-13 Alan Modra <amodra@gmail.com>
1470
1471 * target-reloc.h (scan_relocs): Call scan.local for relocs
1472 against symbols in discarded sections. Pass is_discarded
1473 param.
1474 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
1475 Add is_discarded param.
1476 * powerpc (Target_powerpc::Scan::local): Likewise. Use
1477 is_discarded to flag opd entry as discarded. Don't emit dyn
1478 relocs on such entries.
1479 (Target_powerpc::Scan::global): Similarly detect and handle
1480 such opd entries.
1481 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
1482 opd_ent_. Update all uses.
1483 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
1484 (Target_powerpc::relocate_section): Zero out discarded opd
1485 entry relocs.
1486
d77a0555
ILT		 14872012-09-12 Ian Lance Taylor <iant@google.com>
1488
1489 PR gold/14570
1490 * output.cc: Rename Output_data_got template parameter from size
1491 to got_size for all functions. Compile all variants of
1492 Output_data_got.
1493 (Output_data_got::Got_entry::write): Correct use of size for
1494 symbol value. Use local_is_tls rather than casting to
1495 Sized_relobj_file.
1496 * object.h (class Object): Add local_is_tls and do_local_is_tls.
1497 (class Sized_relobj_file): Add do_local_is_tls.
1498 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
1499
815a1205
AM		 15002012-09-11 Alan Modra <amodra@gmail.com>
1501
1502 PR gold/14566
1503 * layout.cc (Layout::set_segment_offsets): When using
1504 common-page-size alignment, ensure we are on a new max-page-size
1505 page.
1506 * output.cc (Output_segment::set_section_addresses): Use
1507 abi_pagesize, not common_pagesize for relro boundary.
1508 (Output_segment::set_offset): Likewise.
1509
bd73a62d
AM		 15102012-09-11 Alan Modra <amodra@gmail.com>
1511
1512 * output.h (Output_data_got::add_global_tls, add_local_tls,
1513 add_local_tls_pair): New functions.
1514 (Output_data_got::add_local_pair_with_rel): Remove second
1515 reloc param. Expand comment.
1516 (Output_data_got::Got_entry): Rename use_plt_offset_ to
1517 use_plt_or_tls_offset_, similarly for constructor param.
1518 (Output_data_got::Got_entry::write): Add got_index param.
1519 * output.cc (Output_data_got::add_global_tls, add_local_tls,
1520 add_local_tls_pair): New functions.
1521 (Output_data_got::Got_entry::write): Handle tls symbols
1522 with use_plt_or_tls_offset_ set specially.
1523 (Output_data_got::add_local_pair_with_rel): Only one reloc.
1524 (Output_data_got::do_write): Replace iterator with index, pass
1525 index to entry write function.
1526 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
1527 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
1528 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
1529 call.
1530 * i386.cc (Target_i386::Scan::local): Likewise.
1531 * sparc.cc (Target_sparc::Scan::local): Likewise.
1532 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
1533 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
1534 do_tls_offset_for_global): New functions.
1535 (Target_powerpc::Scan::local): Correct TLS relocations and got
1536 entry values.
1537 (Target_powerpc::Scan::global): Don't emit unnecessary
1538 dynamic relocations on TLS GOT entries.
1539
00716ab1
AM		 15402012-09-10 Matthias Klose <doko@ubuntu.com>
1541
1542 * config.in: Disable sanity check for kfreebsd.
1543
c891b3f9
SA		 15442012-09-10 Sterling Augustine <saugustine@google.com>
1545
1546 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
1547 (Gdb_index::pubtypes_read): New parameter.
1548 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
1549 to calls.
1550 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
1551 pubtypes_object_.
1552
e81fea4d
AM		 15532012-09-09 Alan Modra <amodra@gmail.com>
1554
1555 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
1556 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
1557 * gc.h (gc_process_relocs): Call target gc_add_reference.
1558 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
1559 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
1560 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
1561 unnecessary cast.
1562 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
1563 to cater for when we don't need code offset. Update use.
1564 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
1565 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
1566 set_opd_valid): New functions.
1567 (Target_powerpc::do_gc_add_reference): New function.
1568 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
1569 stashed refs.
1570 (Target_powerpc::do_gc_mark_symbol): New function.
1571
d2d60eef
CC		 15722012-09-06 Cary Coutant <ccoutant@google.com>
1573
1574 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
1575 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
1576 (Dwarf_die::skip_attributes): Likewise.
1577 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
1578 * testsuite/gdb_index_test.cc (inline_func_1): New function.
1579 (main): Call it.
1580 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
1581
32ed4573
L		 15822012-09-05 H.J. Lu <hongjiu.lu@intel.com>
1583
1584 * testsuite/script_test_3.t: Add .got.plt output section
1585 statement.
1586 * testsuite/script_test_4.t: Likewise.
1587
f4baf0d4
AM		 15882012-09-05 Alan Modra <amodra@gmail.com>
1589
1590 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
1591 update all uses and lose "enum" when using type.
1592
864a1b56
AM		 15932012-09-05 Alan Modra <amodra@gmail.com>
1594
1595 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
1596 * configure: Regenerate.
1597 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
1598 (plugin_final_layout.stdout): Likewise.
1599 (memory_test): Set page sizes to 0x1000.
1600 * testsuite/Makefile.in: Regenerate.
1601 * testsuite/discard_locals_test.sh: Add FIXME comment.
1602 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
1603 * testsuite/pr14265.t: Add .got output section statement.
1604 * testsuite/script_test_2.t: Likewise.
1605 * testsuite/script_test_3.t: Likewise.
1606 * testsuite/script_test_4.t: Likewise.
1607 * testsuite/script_test_5.t: Likewise.
1608 * testsuite/script_test_6.t: Likewise.
1609 * testsuite/script_test_7.t: Likewise.
1610 * testsuite/script_test_9.t: Likewise.
1611
3ea0a085
AM		 16122012-09-05 Alan Modra <amodra@gmail.com>
1613
1614 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
1615 (Powerpc_relocate_functions::Status): New typedef.
1616 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1617 (Target_powerpc::Scan::local): Handle REL64.
1618 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
1619 for REL32 and REL64.
1620 (Target_powerpc::symval_for_branch): New function, extracted from..
1621 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
1622 checks. Report overflow errors.
1623
7404fe1b
AM		 16242012-09-05 Alan Modra <amodra@gmail.com>
1625
1626 * object.h (Sized_relobj_file::emit_relocs): Delete.
1627 (Sized_relobj_file::emit_relocs_reltype): Delete.
1628 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
1629 relocate_relocs for --emit-relocs.
1630 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
1631 * output.h: Update comment.
1632 (Output_segment::first_section): New function.
1633 (Output_segment::first_section_load_address): Use first_section.
1634 * output.cc (Output_segment::first_section): New function extracted..
1635 (Output_segment::first_section_load_address): ..from here. Delete.
1636 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
1637 * target.h (Sized_target::relocate_for_relocatable): Likewise.
1638 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
1639 adjust call to target.h function.
1640 * i386.cc (Target_i386): Likewise.
1641 * sparc.cc (Target_sparc): Likewise.
1642 * x86_64.cc (Target_x86_64): Likewise.
1643 * powerpc.cc (Target_powerpc): Likewise.
1644 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
1645 first tls section has section symbol for optimised local dynamic
1646 output relocs.
1647 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
1648 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
1649 optimised tls code.
1650 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
1651 Rename to relocate_relocs. Update error message.
1652
957564c9
AS		 16532012-09-04 Andreas Schwab <schwab@linux-m68k.org>
1654
1655 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
1656 --just-symbols.
1657
dd93cd0a
AM		 16582012-08-31 Alan Modra <amodra@gmail.com>
1659
1660 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
1661 (Powerpc_relobj::toc_base_offset): New stub function.
1662 (Target_powerpc): Add tp_offset, dtp_offset. Rename
1663 got_mod_index_offset to tlsld_got_offset. Update all refs.
1664 (Target_powerpc::Relocate::enum skip_tls): New.
1665 (Target_powerpc::call_tls_get_addr_): New var.
1666 (Target_powerpc::is_branch_reloc): Move to file scope.
1667 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
1668 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
1669 New functions.
1670 (Target_powerpc::enum Got_type): Delete old values, add new ones.
1671 (powerpc_info): Correct common_pagesize for ppc64.
1672 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
1673 (Powerpc_relocate_functions): Add overflow check enums and functions.
1674 Add non-shift version of rela, rela_ua. Delete all rel public
1675 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
1676 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
1677 addr16_ha3, addr14 functions.
1678 (Output_data_got_powerpc::add_constant_pair): New function.
1679 (Output_data_got_powerpc::got_base_offset): Likewise.
1680 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
1681 (instruction constants): Sort, add some more.
1682 (Output_data_glink::do_write): Add and use Address typedef. Use
1683 object->toc_base_offset() stub for 64-bit.
1684 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
1685 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
1686 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
1687 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
1688 Always treat .opd relocs as against locally defined symbol.
1689 Correct condition for RELATIVE relocs.
1690 (Target_powerpc::do_finalize_sections): Test for NULL sections.
1691 (Target_powerpc::Relocate::relocate): Use plt call stub as value
1692 for 32-bit syms with a plt entry. Correct ppc64 toc base
1693 calculations. Handle TLS relocs, and more. Add overflow
1694 checking and adjust for Powerpc_relocate_functions changes.
1695 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
1696 Reinstate --emit-relocs code with FIXME.
1697
a1373b60
AM		 16982012-08-30 Alan Modra <amodra@gmail.com>
1699
1700 * layout.cc (Layout::set_segment_offsets): Set p_align to
1701 abi_pagesize, not common_pagesize.
1702 (Layout::relaxation_loop_body): Similarly use abi_pagesize
1703 to determine whether file header can go in segment.
1704
703d02da
AM		 17052012-08-30 Alan Modra <amodra@gmail.com>
1706
1707 * output.h (Output_reloc::Output_reloc <output section>): Add
1708 is_relative param. Adjust calls.
1709 (Output_reloc::add_output_section_relative): New functions.
1710 * output.cc (Output_reloc::Output_reloc <output section>): Handle
1711 is_relative.
1712 (Output_reloc::symbol_value): Handle SECTION_CODE.
1713
16164a6b
ST		 17142012-08-24 Sriraman Tallam <tmsriram@google.com>
1715
1716 * gold.cc (queue_middle_tasks): Call layout again when unique
1717 segments for sections is desired.
1718 * layout.cc (Layout::Layout): Initialize new members.
1719 (Layout::get_output_section_flags): New function.
1720 (Layout::choose_output_section): Call get_output_section_flags.
1721 (Layout::layout): Make output section for mapping to a unique segment.
1722 (Layout::insert_section_segment_map): New function.
1723 (Layout::attach_allocated_section_to_segment): Make unique segment for
703d02da 1724 output sections marked so.
16164a6b
ST		 1725 (Layout::segment_precedes): Check for unique segments when sorting.
1726 * layout.h (Layout::Unique_segment_info): New struct.
1727 (Layout::Section_segment_map): New typedef.
1728 (Layout::insert_section_segment_map): New function.
1729 (Layout::get_output_section_flags): New function.
1730 (Layout::is_unique_segment_for_sections_specified): New function.
1731 (Layout::set_unique_segment_for_sections_specified): New function.
1732 (Layout::unique_segment_for_sections_specified_): New member.
1733 (Layout::section_segment_map_): New member.
1734 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
1735 Rename is_gc_pass_one to is_pass_one.
1736 Rename is_gc_pass_two to is_pass_two.
1737 Rename is_gc_or_icf to is_two_pass.
1738 Check for which pass based on whether symbols data is present.
1739 Make it two pass when unique segments for sections is desired.
1740 * output.cc (Output_section::Output_section): Initialize new
1741 members.
1742 * output.h (Output_section::is_unique_segment): New function.
1743 (Output_section::set_is_unique_segment): New function.
1744 (Output_section::is_unique_segment_): New member.
1745 (Output_section::extra_segment_flags): New function.
1746 (Output_section::set_extra_segment_flags): New function.
1747 (Output_section::extra_segment_flags_): New member.
1748 (Output_section::segment_alignment): New function.
1749 (Output_section::set_segment_alignment): New function.
1750 (Output_section::segment_alignment_): New member.
1751 (Output_segment::Output_segment): Initialize is_unique_segment_.
1752 (Output_segment::is_unique_segment): New function.
1753 (Output_segment::set_is_unique_segment): New function.
1754 (Output_segment::is_unique_segment_): New member.
1755 * plugin.cc (allow_unique_segment_for_sections): New function.
1756 (unique_segment_for_sections): New function.
1757 (Plugin::load): Add new functions to transfer vector.
1758 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
1759 * Makefile.in: Regenerate.
1760 * testsuite/plugin_final_layout.sh: Check if unique segment
1761 functionality works.
1762 * testsuite/plugin_section_order.c (onload): Check if new interfaces
1763 are available.
1764 (allow_unique_segment_for_sections): New global.
1765 (unique_segment_for_sections): New global.
1766 (claim_file_hook): Call allow_unique_segment_for_sections.
1767 (all_symbols_read_hook): Call unique_segment_for_sections.
16164a6b 1768
1e2bee4f
CC		 17692012-08-22 Cary Coutant <ccoutant@google.com>
1770
1771 * layout.cc (Layout::include_section): Don't assert on GROUP
1772 sections with --emit-relocs.
1773
1d5dfe78
CC		 17742012-08-21 Cary Coutant <ccoutant@google.com>
1775
1776 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
1777 if --export-dynamic-symbol names an undef symbol.
1778
c9269dff
AM		 17792012-08-18 Alan Modra <amodra@gmail.com>
1780
1781 * powerpc.cc: Formatting and white space.
1782 (Powerpc_relobj): Rename got2_section_ to special_.
1783 Add opd_ent_shndx_ and opd_ent_off_ vectors.
1784 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
1785 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
1786 (Target_powerpc): Add Address typedef and invalid_address. Use
1787 throughout.
1788 (Target_powerpc::is_branch_reloc): New function.
1789 (Powerpc_relocate_functions): Add Address typedef, use throughout.
1790 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
1791 for dst_mask, value and addend.
1792 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
1793 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
1794 (Output_data_glink::do_write): Correct toc base. Don't try to use
1795 uint16_t for 24-bit offset. Use get_output_section_offset and
1796 check return.
1797 (Target_powerpc::Scan::local): Handle more relocs.
1798 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
1799 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
1800 Plug in toc restoring insn after plt calls. Translate branches
1801 to function descriptor symbols to corresponding entry point.
1802 (Target_powerpc::relocate_for_relocatable): Check return from
1803 get_output_section_offset.
1804 * symtab.h: Comment typo.
1805
b1759dce
ILT		 18062012-08-14 Ian Lance Taylor <iant@google.com>
1807
1808 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
1809 unsupported_relocal_local to call unsupported_reloc_global.
1810
b9b2ae8b
NC		 18112012-08-14 Nick Clifton <nickc@redhat.com>
1812
1813 PR ld/14265
1814 * script-sections.cc (Sections_element::output_section_name): Add
1815 keep return parameter.
1816 (Output_section_element::match_name): Add keep return parameter.
1817 Return the value of the keep_ member.
1818 * script-sections.h (class Output_section): Update
1819 output_section_name prototype.
1820 * layout.cc (Layout::keep_input_section): New public member
1821 function.
1822 (Layout::choose_output_section): Pass keep parameter to
1823 output_section_name.
1824 * layout.h (class Layout): Add keep_input_section.
1825 * object.cc (Sized_relobj_file::do_layout): Check for kept input
1826 sections.
1827 * testsuite/Makefile.am: Add a test.
1828 * testsuite/Makefile.in: Regenerate.
1829 * testsuite/pr14265.c: Source file for the test.
1830 * testsuite/pr14265.t: Linker script for the test.
1831 * testsuite/pr14265.sh: Shell script for the test.
1832
921b5322
AM		 18332012-08-14 Alan Modra <amodra@gmail.com>
1834
1835 * target.h (Target::output_section_name): New function.
1836 (Target::do_output_section_name): New function.
1837 * layout.cc (Layout::choose_output_section): Call the above.
1838 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
1839
6ce78956
AM		 18402012-08-14 Alan Modra <amodra@gmail.com>
1841
1842 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
1843 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
1844 for replace_constant call.
1845 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
1846 (Output_data_glink::do_print_to_mapfile): New function.
1847 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
1848 (Target_powerpc::Relocate::relocate): Likewise.
1849
d1a8cabd
AM		 18502012-08-14 Alan Modra <amodra@gmail.com>
1851
1852 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
1853 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
1854 (Output_data_glink::add_entry,find_entry): Remove shndx param.
1855 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
1856 all references to shndx_. Handle special case for R_PPC_PLTREL24
1857 here.
1858 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
1859 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
1860 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
1861 here.
1862 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
1863 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
1864
d83ce4e3
AM		 18652012-08-12 Alan Modra <amodra@gmail.com>
1866
1867 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
1868 (glink insn constants): Use uint32_t.
1869 (Output_data_glink::add_entry): Use insert, not [] operator.
1870
cf43a2fe
AM		 18712012-08-11 Alan Modra <amodra@gmail.com>
1872
1873 * object.h (Sized_relobj_file::find_shdr): New function.
1874 (Sized_relobj_file::find_special_sections): New function.
1875 * object.cc (Sized_relobj_file::find_shdr): New function.
1876 (Sized_relobj_file::find_eh_frame): Use find_shdr.
1877 (Sized_relobj_file::find_special_sections): New function, split out..
1878 (Sized_relobj_file::do_read_symbols): ..from here.
1879 * output.h (Output_data_got::replace_constant): New function.
1880 (Output_data_got::num_entries): New function.
1881 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
1882 (Output_data_got::got_offset): Protected rather than private.
1883 (Output_data_got::replace_got_entry): New function.
1884 * output.cc (Output_data_got::replace_got_entry): New function.
1885 * powerpc.cc (class Powerpc_relobj): New.
1886 (class Powerpc_relocate_functions): Delete all psymval variants or
1887 convert to value,addend type. Delete pcrela, pcrela_unaligned.
1888 Implement _ha functions using corresponding _hi function.
1889 (Powerpc_relobj::find_special_sections): New function.
1890 (Target_powerpc::do_make_elf_object): New function.
1891 (class Output_data_got_powerpc): New.
1892 (class Output_data_glink): New.
1893 (class Powerpc_scan_relocatable_reloc): New.
1894 Many more changes througout file.
1895
3c892704
NC		 18962012-08-09 Nick Clifton <nickc@redhat.com>
1897
1898 * po/vi.po: Updated Vietnamese translation.
1899
82435b3b
ILT		 19002012-08-07 Ian Lance Taylor <iant@google.com>
1901
1902 * layout.cc (Layout::add_target_dynamic_tags): If
1903 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
1904 plt_rel.
1905
a6dc81d2
NC		 19062012-07-30 Nick Clifton <nickc@redhat.com>
1907
1908 * po/gold.pot: Updated template.
1909 * po/es.po: Updated Spanish translation.
1910
f1415016
CC		 19112012-07-18 Cary Coutant <ccoutant@google.com>
1912
1913 PR gold/14344
1914 * configure.ac: Add check for -gpubnames support.
1915 * configure: Regenerate.
1916 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
1917 support; force -gno-pubnames.
1918 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
1919 support.
1920 (gdb_index_test_4): New test.
1921 * testsuite/Makefile.in: Regenerate.
1922 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
1923 * testsuite/gdb_index_test_2.sh: Likewise.
1924 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
1925 * testsuite/gdb_index_test_4.sh: New script.
1926 * testsuite/gdb_index_test_comm.sh: New script with common code;
1927 don't look for space after colon.
1928
b7fd7c37
ST		 19292012-07-16 Sriraman Tallam <tmsriram@google.com>
1930
1931 * gold.cc (queue_middle_tasks): Update function order only after
1932 deferred objects due to plugins are processed.
1933
1f3212db
ILT		 19342012-07-11 Ian Lance Taylor <iant@google.com>
1935
1936 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
1937 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
1938 (Target_arm::scan_reloc_for_stub): Likewise.
1939 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
1940 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
1941 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
1942 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
1943 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
1944
81c82a68
ILT		 19452012-07-10 Dodji Seketeli <dodji@redhat.com>
1946 Ian Lance Taylor <iant@google.com>
1947
1948 PR gold/14309
1949 * configure.ac: Test whether std::tr1::hash<off_t> works.
1950 * gold.h: Add a specialization for std::tr1::hash<off_t> if
1951 needed.
1952 * output.h (class Output_fill): Add virtual destructor.
1953 * configure, config.in: Rebuild.
1954
eabc84f4
RM		 19552012-06-22 Roland McGrath <mcgrathr@google.com>
1956
1957 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
1958
370e30b6
RÁE		 19592012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
1960
1961 * plugin.cc (Plugin::load): Handle position independent executables.
1962
fb1b895d
CC		 19632012-06-06 Cary Coutant <ccoutant@google.com>
1964
1965 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
1966 add .debug_macro.
1967 (lines_only_debug_sections): Likewise.
1968 (gdb_fast_lookup_sections): New static array.
1969 (is_gdb_debug_section): Rename formal parameter.
1970 (is_lines_only_debug_section): Likewise.
1971 (is_gdb_fast_lookup_section): New function.
1972 (Layout::include_section): Check for ".zdebug_" prefix; pass
1973 section name suffix to is_gdb_debug_section, et al.; check for
1974 fast-lookup sections when building .gdb_index.
1975 * options.h (--strip-debug-gdb): Update GDB version number.
1976
7c0640fa
CC		 19772012-06-06 Cary Coutant <ccoutant@google.com>
1978
1979 * configure.ac: Add check for fallocate.
1980 * configure: Regenerate.
1981 * config.in: Regenerate.
1982
1983 * options.h (class General_options): Add --mmap-output-file and
1984 --posix-fallocate options.
1985 * output.cc: (posix_fallocate): Remove; replace with...
1986 (gold_fallocate): New function.
1987 (Output_file::map_no_anonymous): Call gold_fallocate.
1988 (Output_file::map): Check --mmap-output-file option.
1989
2a49eb69
DK		 19902012-06-05 Jing Yu <jingyu@google.com>
1991
1992 * gold.h (textdomain): Add do {} to empty while(0).
1993 (bindtextdomain): Likewise.
1994
fad072ac
CC		 19952012-06-04 Cary Coutant <ccoutant@google.com>
1996
1997 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
1998 has_dynsym_index.
1999
8cc69fb6
ST		 20002012-05-25 Sriraman Tallam <tmsriram@google.com>
2001
2002 * symtab.cc (Symbol_table::define_special_symbol):
2003 Initialize *poldsym to prevent uninitialized variable errors.
2004
1be75daa
CC		 20052012-05-23 Cary Coutant <ccoutant@google.com>
2006
2007 * layout.cc (Layout::section_name_mapping): Add rules to handle
2008 exact match on .data.rel.ro.local or .data.rel.ro.
2009 (Layout::output_section_name): Check for exact matches.
2010
9b689de0
CC		 20112012-05-23 Cary Coutant <ccoutant@google.com>
2012
2013 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
2014 more carefully.
2015
b24fdbf5
CC		 20162012-05-22 Cary Coutant <ccoutant@google.com>
2017
2018 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
2019 object before exporting symbol.
2020
e550e1a2
L		 20212012-05-21 H.J. Lu <hongjiu.lu@intel.com>
2022
2023 * testsuite/tls_test.cc: Include "config.h" first.
2024 * testsuite/tls_test_c.c: Likewise.
2025
df7b86aa
NC		 20262012-05-17 Daniel Richard G. <skunk@iskunk.org>
2027 Nick Clifton <nickc@redhat.com>
2028
2029 PR 14072
2030 * configure.in: Add check that sysdep.h has been included before
2031 any system header files.
2032 * configure: Regenerate.
2033 * config.in: Regenerate.
2034
1007b503
CC		 20352012-05-14 Cary Coutant <ccoutant@google.com>
2036
2037 * layout.cc (Layout::make_output_section): Mark .tdata section
2038 as RELRO.
2039 * testsuite/relro_test.cc: Add a TLS variable.
2040
fd885f3a
L		 20412012-05-10 H.J. Lu <hongjiu.lu@intel.com>
2042
2043 PR gold/14091
2044 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
2045 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
2046 R_X86_64_64.
2047
80f5885c
CC		 20482012-05-08 Cary Coutant <ccoutant@google.com>
2049
2050 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
2051 (lines_only_debug_sections): Likewise.
2052
2e702c99
RM		 20532012-05-02 Roland McGrath <mcgrathr@google.com>
2054
2055 * nacl.cc: New file.
2056 * nacl.h: New file.
2057 * Makefile.am (CCFILES, HFILES): Add them.
2058 * Makefile.in: Regenerate.
2059 * i386.cc (Output_data_plt_i386_nacl): New class.
2060 (Output_data_plt_i386_nacl_exec): New class.
2061 (Output_data_plt_i386_nacl_dyn): New class.
2062 (Target_i386_nacl): New class.
2063 (Target_selector_i386_nacl): New class.
2064 (target_selector_i386): Use it instead of Target_selector_i386.
2065 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
2066 (Target_x86_64_nacl): New class.
2067 (Target_selector_x86_64_nacl): New class.
2068 (target_selector_x86_64, target_selector_x32): Use it instead of
2069 Target_selector_x86_64.
2070 * arm.cc (Output_data_plt_arm_nacl): New class.
2071 (Target_arm_nacl): New class.
2072 (Target_selector_arm_nacl): New class.
2073 (target_selector_arm, target_selector_armbe): Use it instead of
2074 Target_selector_arm.
2075
2076 * target-select.cc (select_target): Take new Input_file* and off_t
2077 arguments, pass them on to recognize method of selector.
2078 * object.cc (make_elf_sized_object): Update caller.
2079 * parameters.cc (parameters_force_valid_target): Likewise.
2080 * incremental.cc (make_sized_incremental_binary): Likewise.
2081 * target-select.h: Update decl.
2082 (Target_selector::recognize): Take new Input_file* argument,
2083 pass it on to do_recognize.
2084 (Target_selector::do_recognize): Take new Input_file* argument.
2085 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
2086 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
2087 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
2088 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
2089
2090 * target.h (Target::Target_info): New members isolate_execinstr
2091 and rosegment_gap.
2092 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
2093 * arm.cc (Target_arm::arm_info): Update initializer.
2094 * i386.cc (Target_i386::i386_info): Likewise.
2095 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
2096 * sparc.cc (Target_sparc::sparc_info): Likewise.
2097 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2098 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2099 * layout.cc (Layout::attach_allocated_section_to_segment):
2100 Take new const Target* argument. If target->isolate_execinstr(), act
2101 like --rosegment.
2102 (Layout::find_first_load_seg): Take new const Target* argument;
2103 if target->isolate_execinstr(), reject PF_X segments.
2104 (Layout::relaxation_loop_body): Update caller.
2105 (Layout::set_segment_offsets): If target->isolate_execinstr(),
2106 reset file offset to zero when we hit LOAD_SEG, and then do a second
2107 loop over the segments before LOAD_SEG to reassign offsets after
2108 addresses have been determined. Handle target->rosegment_gap().
2109 (Layout::attach_section_to_segment): Take new const Target* argument;
2110 pass it to attach_allocated_section_to_segment.
2111 (Layout::make_output_section): Update caller.
2112 (Layout::attach_sections_to_segments): Take new const Target* argument;
2113 pass it to attach_section_to_segment.
2114 * gold.cc (queue_middle_tasks): Update caller.
2115 * layout.h (Layout): Update method decls with new arguments.
2116
2117 * arm.cc (Target_arm::Target_arm): Take optional argument for the
2118 Target_info pointer to use.
2119 (Target_arm::do_make_data_plt): New virtual method.
2120 (Target_arm::make_data_plt): New method that calls it.
2121 (Target_arm::make_plt_entry): Use it.
2122 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
2123 for the section alignment.
2124 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
2125 method.
2126 (Output_data_plt_arm::first_plt_entry_offset): Call it.
2127 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
2128 method.
2129 (Output_data_plt_arm::get_plt_entry_size): Call it.
2130 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
2131 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
2132 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
2133 method.
2134 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
2135 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
2136 method instead of sizeof(plt_entry).
2137 (Output_data_plt_arm::add_entry): Likewise.
2138 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
2139 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
2140 than static method.
2141 (Target_arm::plt_entry_size): Likewise.
2142 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
2143 Move to ...
2144 (Output_data_plt_arm_standard): ... here, new class.
2145 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
2146 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
2147 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
2148
2149 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
2150 Take additional argument for the PLT entry size.
2151 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
2152 Use get_plt_entry_size method rather than plt_entry_size variable.
2153 (Output_data_plt_x86_64::reserve_slot): Likewise.
2154 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
2155 (Output_data_plt_x86_64::add_entry): Likewise.
2156 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
2157 (Output_data_plt_x86_64::address_for_global): Likewise.
2158 (Output_data_plt_x86_64::address_for_local): Likewise.
2159 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2160 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
2161 Make method non-static.
2162 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
2163 method.
2164 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
2165 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
2166 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
2167 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
2168 virtual method.
2169 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
2170 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
2171 virtual method.
2172 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
2173 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
2174 virtual method.
2175 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
2176 (Output_data_plt_x86_64::plt_entry_size)
2177 (Output_data_plt_x86_64::first_plt_entry)
2178 (Output_data_plt_x86_64::plt_entry)
2179 (Output_data_plt_x86_64::tlsdesc_plt_entry)
2180 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
2181 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
2182 (Output_data_plt_x86_64_standard): ... here, new class.
2183 (Target_x86_64::Target_x86_64): Take optional argument for the
2184 Target_info pointer to use.
2185 (Target_x86_64::do_make_data_plt): New virtual method.
2186 (Target_x86_64::make_data_plt): New method to call it.
2187 (Target_x86_64::init_got_plt_for_update): Use that.
2188 Call this->plt_->add_eh_frame method here.
2189 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
2190 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
2191 rather than static method.
2192 (Target_x86_64::plt_entry_size): Likewise.
2193 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
2194 rather than plt_entry_size variable. Move guts of PLT filling to...
2195 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
2196 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
2197 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
2198
2199 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
2200 additional argument for the section alignment.
2201 Don't do add_eh_frame_for_plt here.
2202 (Output_data_plt_i386::first_plt_entry_offset): Make the method
2203 non-static. Use get_plt_entry_size method rather than plt_entry_size
2204 variable.
2205 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
2206 method.
2207 (Output_data_plt_i386::get_plt_entry_size): Call it.
2208 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
2209 (Output_data_plt_i386::add_eh_frame): New method to call it.
2210 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
2211 method.
2212 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
2213 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
2214 method.
2215 (Output_data_plt_i386::fill_plt_entry): New method to call it.
2216 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
2217 method instead of plt_entry_size.
2218 (Output_data_plt_i386::plt_entry_size)
2219 (Output_data_plt_i386::plt_eh_frame_fde_size)
2220 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
2221 (Output_data_plt_i386_standard): ... here, new class.
2222 (Output_data_plt_i386_exec): New class.
2223 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
2224 (Output_data_plt_i386_exec::first_plt_entry): ... here.
2225 (Output_data_plt_i386::exec_plt_entry): Move to ...
2226 (Output_data_plt_i386_exec::plt_entry): ... here.
2227 (Output_data_plt_i386_dyn): New class.
2228 (Output_data_plt_i386::first_plt_entry): Move to ...
2229 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
2230 (Output_data_plt_i386::dyn_plt_entry): Move to ...
2231 (Output_data_plt_i386_dyn::plt_entry): ... here.
2232 (Target_i386::Target_i386): Take optional argument for the Target_info
2233 pointer to use.
2234 (Target_i386::do_make_data_plt): New virtual method.
2235 (Target_i386::make_data_plt): New method to call it.
2236 (Target_i386::make_plt_section): Use that.
2237 Call this->plt_->add_eh_frame method here.
2238 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
2239 rather than plt_entry_size variable.
2240 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
2241 (Output_data_plt_i386::address_for_local): Likewise.
2242 (Output_data_plt_i386::do_write): Likewise.
2243 Move guts of PLT filling to...
2244 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
2245 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
2246 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
2247 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
2248
b9b9f2ee
CC		 22492012-05-01 Cary Coutant <ccoutant@google.com>
2250
2251 * dwarf_reader.cc (Dwarf_die::read_attributes)
2252 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
2253 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
2254 * reduced_debug_output.cc
2255 (Output_reduced_debug_info_section::get_die_end): Remove
2256 DW_FORM_GNU_ref_index. Add default case.
2257
57923f48
MW		 22582012-04-26 Mark Wielaard <mjw@redhat.com>
2259
2260 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
2261 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
2262 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
2263 DW_AT_high_pc as offset from DW_AT_low_pc.
2264
2265 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
2266 * testsuite/Makefile.in: Regenerate.
2267 * testsuite/gdb_index_test_3.c: New test source file.
2268 * testsuite/gdb_index_test_3.sh: New test source file.
2269
2c54b4f4
ILT		 22702012-04-25 Ian Lance Taylor <iant@google.com>
2271
2272 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
2273 pointer.
2274 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
2275 as a class, not a struct.
2276 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
2277 (Target_arm::apply_cortex_a8_workaround): Likewise.
2278 * gc.h: Declare Reloc_types as a struct, not a class.
2279 * object.h: Declare Symbols_data as a struct.
2280 * reloc.h: Declare Read_relocs_data as a struct.
2281 * target.h: Declare Relocate_info as a struct.
2282
a5a5f7a3
DM		 22832012-04-24 David S. Miller <davem@davemloft.net>
2284
2285 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
2286 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
2287 and R_SPARC_WPLT30.
2288
f038d496
CC		 22892012-04-24 Cary Coutant <ccoutant@google.com>
2290
2291 * incremental-dump.cc (find_input_containing_global): Replace
2292 magic number with symbolic constant.
2293 (dump_incremental_inputs): Update version number.
2294 * incremental.cc (Output_section_incremental_inputs): Update version
2295 number; import symbolic constants from Incremental_inputs_reader.
2296 (Incremental_inputs::create_data_sections): Align relocations
2297 section correctly for 64-bit targets.
2298 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
2299 constants; add padding.
2300 (Output_section_incremental_inputs::write_header): Add assert for
2301 header_size.
2302 (Output_section_incremental_inputs::write_input_files): Add assert
2303 for input_entry_size.
2304 (Output_section_incremental_inputs::write_info_blocks): Add padding;
2305 add assert for object_info_size, input_section_entry_size,
2306 global_sym_entry_size.
2307 * incremental.h (Incremental_inputs_reader): Add symbolic constants
2308 for data structure sizes; use them.
2309 (Incremental_input_entry_reader): Import symbolic constants from
2310 Incremental_inputs_reader; use them.
2311
a4d85145
DM		 23122012-04-23 David S. Miller <davem@davemloft.net>
2313
2314 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
2315 and elf_flags_set_.
2316 (Target_sparc::Target_sparc): Initialize new fields.
2317 (Target_sparc::do_make_elf_object): New function.
2318 (Target_sparc::do_adjust_elf_header): New function.
2319
1d509098
CC		 23202012-04-23 Cary Coutant <ccoutant@google.com>
2321
2322 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
2323 CU range table of gdb index.
2324
7ebeff7f
DM		 23252012-04-20 David S. Miller <davem@davemloft.net>
2326
2327 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
2328 instead of false.
2329
13cf9988
DM		 23302012-04-16 David S. Miller <davem@davemloft.net>
2331
2a1079e8
DM		 2332 * sparc.cc (Target_sparc::got_address): New function.
2333 (Sparc_relocate_functions::gdop_hix22): New function.
2334 (Sparc_relocate_functions::gdop_lox10): New function.
2335 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
2336 relocs.
2337 (Target_sparc::Scan::local): Likewise if the global symbol is not
2338 preemptible and is not IFUNC.
2339 (Target_sparc::Relocate::relocate): Perform GOTDATA code
2340 transformations for local and non-preemptible non-IFUNC global
2341 symbols.
2342
0bc964fc
DM		 2343 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
2344 writing out 64-bit part of ranges.
2345
661d7a80
DM		 2346 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
2347 -fpic and -fpie respectively.
2348 * Makefile.in: Regenerate.
2349
8c2bf391
DM		 2350 * sparc.cc (class Target_sparc): Add rela_ifunc_.
2351 (Target_sparc::Target_sparc): Initialize new field.
2352 (Target_sparc::do_plt_section_for_global): New function.
2353 (Target_sparc::do_plt_section_for_local): New function.
2354 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
2355 (Target_sparc::make_plt_section): New function, broken out of
2356 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
2357 (Target_sparc::make_plt_entry): Call make_plt_section.
2358 (Target_sparc::make_local_ifunc_plt_entry): New function.
2359 (Target_sparc::rela_ifunc_section): New function.
2360 (Target_sparc::plt_section): Remove const.
2361 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
2362 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
2363 and ifunc_count_ fields.
2364 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
2365 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
2366 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
2367 (Output_data_plt_sparc::rela_ifunc): New function.
2368 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
2369 (Output_data_plt_sparc::has_ifunc_section): New function.
2370 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
2371 (Output_data_plt_sparc::address_for_global): New function.
2372 (Output_data_plt_sparc::address_for_local): New function.
2373 (Output_data_plt_sparc::plt_index_to_offset): New function.
2374 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
2375 and entry_count.
2376 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
2377 entry_count.
2378 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
2379 R_SPARC_JMP_IREL to switch.
2380 (Target_sparc::Scan::check_non_pic): Likewise.
2381 (Target_sparc::Scan::local): Handle IFUNC symbols.
2382 (Target_sparc::Scan::local): Likewise.
2383 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
2384 and plt_address_for_local.
2385 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
2386 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
2387
13cf9988
DM		 2388 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
2389 (class Output_data_reloc): Adjust calls to Output_reloc_type.
2390 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
2391 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
2392 global relocs too.
2393 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
2394 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
2395 calls.
2396 * sparc.cc (Target_sparc::Scan::global): Likewise.
2397 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2398
31821be0
CC		 23992012-04-16 Cary Coutant <ccoutant@google.com>
2400
2401 * archive.cc (Library_base::should_include_member): Check for
2402 --export-dynamic-symbol.
2403 * options.h (class General_options): Add --export-dynamic-symbol.
2404 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
2405 --export-dynamic-symbol.
2406 (Symbol_table::gc_mark_undef_symbols): Likewise.
2407 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
2408
2615994e
DM		 24092012-04-12 David S. Miller <davem@davemloft.net>
2410
2411 * sparc.cc (Reloc::wdisp10): New relocation method.
2412 (Reloc::h34): Likewise.
2413 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
2414 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
2415 R_SPARC_WDISP10.
2416 (Target_sparc::Scan::local): Likewise.
2417 (Target_sparc::Scan::global): Likewise.
2418 (Target_sparc::Relocate::relocate): Likewise.
2419
6782735d
CC		 24202012-04-09 Cary Coutant <ccoutant@google.com>
2421
2422 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
2423 low_pc == 0.
2424
8c7a0b00
ILT		 24252012-04-06 Ian Lance Taylor <iant@google.com>
2426
2427 * timer.cc: #include <unistd.h>.
2428
58797674
RM		 24292012-04-06 Roland McGrath <mcgrathr@google.com>
2430
2431 * configure.in (AC_CHECK_HEADERS): Add locale.h.
2432 * config.in: Regenerate.
2433 * configure: Regenerate.
2434
44350750
NC		 24352012-04-05 Nick Clifton <nickc@redhat.com>
2436
2437 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
2438 (AM_LC_MESSAGES): Add.
2439 * aclocal.m4: Regenerate.
2440 * config.in: Regenerate.
2441 * configure: Regenerate.
2442
c1027032
CC		 24432012-03-21 Cary Coutant <ccoutant@google.com>
2444
2445 * Makefile.am: Add gdb-index.cc, gdb-index.h.
2446 * Makefile.in: Regenerate.
2447 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
2448 (Sized_elf_reloc_mapper::symbol_section): New function.
2449 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
2450 (make_elf_reloc_mapper): New function.
2451 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
2452 (Dwarf_abbrev_table::do_read_abbrevs): New function.
2453 (Dwarf_abbrev_table::do_get_abbrev): New function.
2454 (Dwarf_ranges_table::read_ranges_table): New function.
2455 (Dwarf_ranges_table::read_range_list): New function.
2456 (Dwarf_pubnames_table::read_section): New function.
2457 (Dwarf_pubnames_table::read_header): New function.
2458 (Dwarf_pubnames_table::next_name): New function.
2459 (Dwarf_die::Dwarf_die): New function.
2460 (Dwarf_die::read_attributes): New function.
2461 (Dwarf_die::skip_attributes): New function.
2462 (Dwarf_die::set_name): New function.
2463 (Dwarf_die::set_linkage_name): New function.
2464 (Dwarf_die::attribute): New function.
2465 (Dwarf_die::string_attribute): New function.
2466 (Dwarf_die::int_attribute): New function.
2467 (Dwarf_die::uint_attribute): New function.
2468 (Dwarf_die::ref_attribute): New function.
2469 (Dwarf_die::child_offset): New function.
2470 (Dwarf_die::sibling_offset): New function.
2471 (Dwarf_info_reader::check_buffer): New function.
2472 (Dwarf_info_reader::parse): New function.
2473 (Dwarf_info_reader::do_parse): New function.
2474 (Dwarf_info_reader::do_read_string_table): New function.
2475 (Dwarf_info_reader::lookup_reloc): New function.
2476 (Dwarf_info_reader::get_string): New function.
2477 (Dwarf_info_reader::visit_compilation_unit): New function.
2478 (Dwarf_info_reader::visit_type_unit): New function.
2479 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
2480 Sized_elf_reloc_mapper.
2481 (Sized_dwarf_line_info::symbol_section): Remove function.
2482 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
2483 (Sized_dwarf_line_info::read_line_mappings): Remove object
2484 parameter, adjust callers.
2485 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
2486 * dwarf_reader.h: Include <sys/types.h>.
2487 (class Track_relocs): Remove forward declaration.
2488 (class Elf_reloc_mapper): New class.
2489 (class Sized_elf_reloc_mapper): New class.
2490 (class Dwarf_abbrev_table): New class.
2491 (class Dwarf_range_list): New class.
2492 (class Dwarf_ranges_table): New class.
2493 (class Dwarf_pubnames_table): New class.
2494 (class Dwarf_die): New class.
2495 (class Dwarf_info_reader): New class.
2496 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
2497 (Sized_dwarf_line_info::symbol_section): Remove member function.
2498 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
2499 base class.
2500 * gdb-index.cc: New source file.
2501 * gdb-index.h: New source file.
2502 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
2503 and .debug_types sections, call Layout::add_to_gdb_index.
2504 (Sized_relobj_incr::do_section_name): Implement.
2505 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
2506 return type; Implement.
2507 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
2508 return type.
2509 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
2510 parameter list and return type.
2511 (Sized_incr_dynobj::do_section_contents): Likewise.
2512 * layout.cc: Include gdb-index.h.
2513 (Layout::Layout): Initialize gdb_index_data_.
2514 (Layout::init_fixed_output_section): Check for .gdb_index section.
2515 (Layout::add_to_gdb_index): New function. Instantiate.
2516 * layout.h: Add forward declaration for class Gdb_index.
2517 (Layout::add_to_gdb_index): New member function.
2518 (Layout::gdb_index_data_): New data member.
2519 * main.cc: Include gdb-index.h.
2520 (main): Print statistics for gdb index.
2521 * object.cc (Object::section_contents): Move code into
2522 do_section_contents.
2523 (need_decompressed_section): Check for sections needed when building
2524 gdb index.
2525 (build_compressed_section_map): Likewise.
2526 (Sized_relobj_file::do_read_symbols): Need local symbols when building
2527 gdb index.
2528 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
2529 sections; call Layout::add_to_gdb_index.
2530 (Sized_relobj_file::do_decompressed_section_contents): Call
2531 do_section_contents directly.
2532 * object.h (Object::do_section_contents): Adjust parameter list and
2533 return type.
2534 (Object::do_decompressed_section_contents): Call do_section_contents
2535 directly.
2536 (Sized_relobj_file::do_section_contents): Adjust parameter list and
2537 return type.
2538 * options.h (class General_options): Add --gdb-index option.
2539 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
2540 list and return type.
2541 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
2542 * reloc.h (Track_relocs::checkpoint): New function.
2543 (Track_relocs::reset): New function.
2544
2545 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
2546 New test cases.
2547 * testsuite/Makefile.in: Regenerate.
2548 * testsuite/gdb_index_test.cc: New test source file.
2549 * testsuite/gdb_index_test_1.sh: New test source file.
2550 * testsuite/gdb_index_test_2.sh: New test source file.
2551
647f1574
DK		 25522012-03-19 Doug Kwan <dougkwan@google.com>
2553
2554 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2e702c99 2555 (Target_arm::do_finalize_sections): Remove code which defines
647f1574
DK		 2556 __exidx_start and __exidx_end. Make symbol table parameter
2557 anonymous as it is not used.
2558 * gold.cc (queue_middle_tasks): Call target hook to define any
2559 target-specific symbols.
2560 * target.h (Target::define_standard_symbols): New method.
2561 (Target::do_define_standard_symbols): Same.
2562 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
2563 * testsuite/Makefile.in: Regenerate.
2564 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
2565 and __exidx_end.
2566 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
2567 relocations are generated for __exidx_start and __exidx_end.
2568
7c6109da
DK		 25692012-03-16 Doug Kwan <dougkwan@google.com>
2570
2571 * testsuite/Makefile.am: Disable test initpri3b.
2572 * testsuite/Makefile.in: Regenerate.
2573
7b8957f8
DK		 25742012-03-15 Doug Kwan <dougkwan@google.com>
2575
2576 * arm.cc (Target_arm::got_section): Make .got section read-only
2577 if -z now is given.
2578
14dc9ef7
ILT		 25792012-03-15 Ian Lance Taylor <iant@google.com>
2580
2581 PR gold/13850
2582 * layout.cc (Layout::make_output_section): Correctly mark
2583 SHT_INIT_ARRAY, et. al., as relro.
2584
fa40b62a
DK		 25852012-03-14 Doug Kwan <dougkwan@google.com>
2586
2587 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
2588 dynamic relocations for protected symbols in shared objects.
2589
fd325007
ILT		 25902012-03-13 Ian Lance Taylor <iant@google.com>
2591
2592 * resolve.cc (Symbol_table::resolve): When merging common symbols,
2593 keep the larger alignment.
2594
e8dd54e1
CC		 25952012-03-12 Cary Coutant <ccoutant@google.com>
2596
2597 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
2598 handling of DW_LNE_define_file.
2599
feb5f3b0
CC		 26002012-03-12 Cary Coutant <ccoutant@google.com>
2601
2602 * reduced_debug_output.cc
2603 (Output_reduced_debug_info_section::get_die_end): Add new FORM
2604 codes to switch.
2605
a1fb4256
CC		 26062012-02-29 Cary Coutant <ccoutant@google.com>
2607
2608 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
2609
5dd8762a
CC		 26102012-02-29 Cary Coutant <ccoutant@google.com>
2611
2612 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2613 Call Object::decompressed_section_contents.
2614 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
2615 New dtor.
2616 (Sized_dwarf_line_info::buffer_start_): New data member.
2617 * merge.cc (Output_merge_data::do_add_input_section): Call
2618 Object::decompressed_section_contents.
2619 (Output_merge_string::do_add_input_section): Likewise.
2620 * object.cc (need_decompressed_section): New function.
2621 (build_compressed_section_map): Decompress sections needed later.
2622 (Sized_relobj_file::do_decompressed_section_contents): New function.
2623 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2624 * object.h (Object::decompressed_section_contents): New function.
2625 (Object::discard_decompressed_sections): New function.
2626 (Object::do_decompressed_section_contents): New function.
2627 (Object::do_discard_decompressed_sections): New function.
2628 (Compressed_section_info): New type.
2629 (Compressed_section_map): Include decompressed section contents.
2630 (Sized_relobj_file::do_decompressed_section_contents): New function.
2631 (Sized_relobj_file::do_discard_decompressed_sections): New function.
2632
7b5de7ee
CC		 26332012-02-16 Cary Coutant <ccoutant@google.com>
2634
2635 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
2636 * testsuite/Makefile.in: Regenerate.
2637
f9fa4a63
CC		 26382012-02-14 Cary Coutant <ccoutant@google.com>
2639
2640 * options.cc (General_options::finalize): Disallow -pie and -static.
2641
2c175ebc
DK		 26422012-02-03 Doug Kwan <dougkwan@google.com>
2643
2644 * arm.cc (Arm_relocate_functions::abs8,
2645 Arm_relocate_functions::abs16): Use
2646 Bits::has_signed_unsigned_overflow32.
2647 (Arm_relocate_functions::thm_abs8): Correct range of
2648 overflow check.
2649 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
2650 in assertions.
2651
90cff06f
DK		 26522012-02-02 Doug Kwan <dougkwan@google.com>
2653
2654 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
2655 position independent outputs, not just shared objects.
2656
63887f3d
L		 26572012-01-30 H.J. Lu <hongjiu.lu@intel.com>
2658
2659 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
2660 * configure: Regenerated.
2661
bef2b434
ILT		 26622012-01-27 Ian Lance Taylor <iant@google.com>
2663
2664 * reloc.h (Bits): New class with static functions, copied from
2665 namespace utils in arm.cc.
2666 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
2667 instead.
2668
c335b55d
L		 26692012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2670
2671 * incremental.cc (write_info_blocks): Correct relocation offset.
2672
41194d9f
L		 26732012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2674
2675 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
2676 (Relocate::tls_gd_to_le): Likewise.
2677
1bae613c
L		 26782012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2679
2680 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
2681
24482ca0
L		 26822012-01-27 H.J. Lu <hongjiu.lu@intel.com>
2683
2684 * configure.ac: Check if -mcmodel=medium works.
2685 * configure: Regenerated.
2686
c2c7840a
CC		 26872012-01-24 Cary Coutant <ccoutant@google.com>
2688
2689 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
2690 definition and ...
2691 (read_unsigned_LEB_128_x): ... this new function.
2692 (read_signed_LEB_128): Replaced with inline definition and ...
2693 (read_signed_LEB_128_x): ... this new function.
2694 * int_encoding.h (read_unsigned_LEB_128_x): New function.
2695 (read_unsigned_LEB_128): Add inline definition.
2696 (read_signed_LEB_128_x): New function.
2697 (read_signed_LEB_128): Add inline definition.
2698 * testsuite/Makefile.am (leb128_unittest): New unit test.
2699 * testsuite/Makefile.in: Regenerate.
2700 * testsuite/leb128_unittest.cc: New unit test.
2701
833de760 27022012-01-23 Ian Lance Taylor <iant@google.com>
9dee3b3c
ILT		 2703
2704 PR gold/13617
2705 * i386.cc (Target_i386::do_code_fill): When using a jmp
2706 instruction, pad with nop instructions.
2707 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2708
618d6666
L		 27092012-01-22 H.J. Lu <hongjiu.lu@intel.com>
2710
2711 * x86_64.cc (gc_process_relocs): Add typename on types used in
2712 template.
2713 (scan_relocs): Likewise.
2714 (relocate_section): Likewise.
2715 (apply_relocation): Likewise.
2716
3660ff06
L		 27172012-01-10 H.J. Lu <hongjiu.lu@intel.com>
2718
2719 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
2720 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
2721 under x32.
2722
fc51264f
L		 27232012-01-09 H.J. Lu <hongjiu.lu@intel.com>
2724
2725 * x86_64.cc: Initial support for x32.
2726
dd74ae06
CC		 27272012-01-03 Cary Coutant <ccoutant@google.com>
2728
2729 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
2730 Use abstract base class for GOT.
2731 * gold/output.h (class Output_data_got_base): New abstract base class.
2732 (class Output_data_got): Derive from new base class, adjust ctors.
2733 (Output_data_got::reserve_slot): Make virtual; rename to
2734 do_reserve_slot; Adjust callers.
2735 * gold/target.h (Sized_target::init_got_plt_for_update): Return
2736 pointer to abstract base class.
2737 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
2738
83896202
ILT		 27392011-12-18 Ian Lance Taylor <iant@google.com>
2740
2741 * object.h (Relobj::local_symbol_value): New function.
2742 (Relobj::local_plt_offset): New function.
2743 (Relobj::local_has_got_offset): New function.
2744 (Relobj::local_got_offset): New function.
2745 (Relobj::set_local_got_offset): New function.
2746 (Relobj::do_local_symbol_value): New pure virtual function.
2747 (Relobj::do_local_plt_offset): Likewise.
2748 (Relobj::do_local_has_got_offset): Likewise.
2749 (Relobj::do_local_got_offset): Likewise.
2750 (Relobj::do_set_local_got_offset): Likewise.
2751 (Sized_relobj::do_local_has_got_offset): Rename from
2752 local_has_got_offset.
2753 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
2754 (Sized_relobj::do_set_local_got_offset): Rename from
2755 set_local_got_offset.
2756 (Sized_relobj_file::do_local_plt_offset): Rename from
2757 local_plt_offset.
2758 (Sized_relobj_file::do_local_symbol_value): New function.
2759 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
2760 local_plt_offset.
2761 * output.cc (Output_data_got::Got_entry::write): Change object to
2762 Relobj. Use local_symbol_value.
2763 (Output_data_got::add_global_with_rel): Change rel_dyn to
2764 Output_data_reloc_generic*. Use add_global_generic.
2765 (Output_data_got::add_global_with_rela): Remove. Change all
2766 callers to use add_global_with_rel.
2767 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
2768 Output_data_reloc_generic*. Use add_global_generic.
2769 (Output_data_got::add_global_pair_with_rela): Remove. Change all
2770 callers to use add_global_pair_with_rel.
2771 (Output_data_got::add_local): Change object to Relobj*.
2772 (Output_data_got::add_local_plt): Likewise.
2773 (Output_data_got::add_local_with_rel): Change object to Relobj*,
2774 change rel_dyn to Output_data_reloc_generic*. Use
2775 add_local_generic.
2776 (Output_data_got::add_local_with_rela): Remove. Change all
2777 callers to use all_local_with_rel.
2778 (Output_data_got::add_local_pair_with_rel): Change object to
2779 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
2780 add_output_section_generic.
2781 (Output_data_got::add_local_pair_with_rela): Remove. Change all
2782 callers to use add_local_pair_with_rel.
2783 (Output_data_got::reserve_local): Change object to Relobj*.
2784 * output.h: (class Output_data_reloc_generic): Add pure virtual
2785 declarations for add_global_generic, add_local_generic,
2786 add_output_section_generic.
2787 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
2788 functions for Output_data_reloc_generic. Update declarations for
2789 changes listed in output.cc.
2790 (class Output_data_got): Change template parameter to got_size.
2791 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
2792 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
2793 function.
2794 (Sized_relobj_incr::do_local_plt_offset): New function.
2795 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
2796 add_global_generic.
2797
76677ad0
CC		 27982011-12-17 Cary Coutant <ccoutant@google.com>
2799
2800 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
2801 * resolve.cc (Symbol_table::resolve): Likewise.
2802 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
2803 arrays.
2804 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
2805
8b8dd8d5
ILT		 28062011-12-16 Ian Lance Taylor <iant@google.com>
2807
2808 * output.h (Output_data_reloc_generic::add): Only call
2809 add_dynamic_reloc if this is a dynamic reloc section.
2810
d55525b9
L		 28112011-12-15 H.J. Lu <hongjiu.lu@intel.com>
2812
2813 PR gold/13505
2814 * target-reloc.h (apply_relocation): Replace <64, false> with
2815 <size, big_endian>.
2816
ff81c7c1
NC		 28172011-11-25 Nick Clifton <nickc@redhat.com>
2818
2819 * po/it.po: New Italian translation.
2820
628f39be
SA		 28212011-11-17 Sterling Augustine <saugustine@google.com>
2822
2823 * script.cc (script_include_directive): Implement.
2824 (read_script_file): New local variables name and search_path. Update
2825 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
2826 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
2827 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
2828
98ef3ea4
SA		 28292011-11-11 Sterling Augustine <saugustine@google.com>
2830
2831 * yyscript.y (section_cmd): Add support for INCLUDE directive.
2832 (file_or_sections_cmd): Likewise.
2833
f4a8b6d7
DK		 28342011-11-11 Doug Kwan <dougkwan@google.com>
2835
2836 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
2837 if --just-symbols is given.
2838
29ab395d
DK		 28392011-11-10 Doug Kwan <dougkwan@google.com>
2840
2841 PR gold/13362
2842 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
2843 when processing data relocs.
2844 * reloc.h (Relocate_functions::rel_unaligned): New method.
2845 (Relocate_functions::pcrel_unaligned): Ditto.
2846 (Relocate_functions::rel32_unaligned): Ditto.
2847 (Relocate_functions::pcrel32_unaligned): Ditto.
2848
2c339f71
DK		 28492011-11-09 Doug Kwan <dougkwan@google.com>
2850
2851 PR gold/13362
2852 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
2853 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
2854 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
2855 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2856 (Relocate_functions::rel_unaligned): New.
2857 (Relocate_functions::rel32_unaligned): New.
2858 * target-reloc.h (relocate_for_relocatable): Add code to handle
2859 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
2860 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
2861 arm_unaligned_reloc_r): New targets.
2862 * testsuite/Makefile.in: Regenerate.
2863 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
2864 linking.
2865
3f3cddf1
ILT		 28662011-11-02 Ian Lance Taylor <iant@google.com>
2867
2868 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
2869 NATIVE_LINKER.
2870 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
2871 * options.cc (General_options::finalize): Use library search path
2872 from configure script if specified. If not native and no sysroot,
2873 only search TOOLLIBDIR.
2874 * options.h (Search_directory::Search_directory): Change name to
2875 const std::string&.
2876 (General_options::add_to_library_path_with_sysroot): Change arg to
2877 const std::string&.
2878 * configure, Makefile.in, config.in: Rebuild.
2879
a8e2273b
ILT		 28802011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2881
2882 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
2883 we are working around the ARM1176 Erratum.
2884 * options.h (General_options::fix_arm1176): Add option.
2885 * testsuite/Makefile.am: Add testcases, and keep current ones
2886 working.
2887 * testsuite/Makefile.in: Regenerate.
2888 * testsuite/arm_fix_1176.s: New file.
2889 * testsuite/arm_fix_1176.sh: Likewise.
2890
cd6eab1c
ILT		 28912011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2892
2893 * arm.cc (Target_arm::Target_arm): Remove initialisation of
2894 may_use_blx_.
2895 (Target_arm::may_use_blx): Remove method.
2896 (Target_arm::set_may_use_blx): Likewise.
2897 (Target_arm::may_use_v4t_interworking): New method.
2898 (Target_arm::may_use_v5t_interworking): Likewise.
2899 (Target_arm::may_use_blx_): Remove member variable.
2900 (Arm_relocate_functions::arm_branch_common): Check for v5T
2901 interworking.
2902 (Arm_relocate_functions::thumb_branch_common): Likewise.
2903 (Reloc_stub::stub_type_for_reloc): Likewise.
2904 (Target_arm::do_finalize_sections): Correct interworking checks.
2905 * testsuite/Makefile.am: Add new tests.
2906 * testsuite/Makefile.in: Regenerate.
2907 * testsuite/arm_farcall_arm_arm.s: New test.
2908 * testsuite/arm_farcall_arm_arm.sh: Likewise.
2909 * testsuite/arm_farcall_arm_thumb.s: Likewise.
2910 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
2911 * testsuite/arm_farcall_thumb_arm.s: Likewise.
2912 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
2913 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
2914 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
2915
286adcf4
CC		 29162011-10-31 Cary Coutant <ccoutant@google.com>
2917
2918 PR gold/13023
2919 * expression.cc (Expression::eval_with_dot): Add
2920 is_section_dot_assignment parameter.
2921 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
2922 absolute and assigning to dot within a section.
2923 * script-sections.cc
2924 (Output_section_element_assignment::set_section_addresses): Pass
2925 dot_section to set_if_absolute.
2926 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
2927 as is_section_dot_assignment flag to eval_with_dot.
2928 (Output_section_element_dot_assignment::set_section_addresses):
2929 Likewise.
2930 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
2931 parameter. Also set value if relative to dot_section; set the
2932 symbol's output_section.
2933 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
2934 parameter. Adjust all callers.
2935 (Expression::eval_maybe_dot): Likewise.
2936 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
2937 Adjust all callers.
2938 * testsuite/script_test_2.t: Test assignment of an absolute value
2939 to dot within an output section element.
2940
9634ed06
CC		 29412011-10-31 Cary Coutant <ccoutant@google.com>
2942
2943 * options.h (class General_options): Add --[no-]gnu-unique options.
2944 * symtab.cc (Symbol_table::sized_write_globals): Convert
2945 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
2946
de4101c7
CC		 29472011-10-31 Cary Coutant <ccoutant@google.com>
2948
2949 PR gold/13359
2950 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
2951 unnecessary assertion.
2952 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
2953
7257cc92
ST		 29542011-10-31 Sriraman Tallam <tmsriram@google.com>
2955
2956 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2957 gc_mark_symbol.
2958 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
2959 gc_mark_symbol.
2960 Change to just keep the section associated with symbol.
2961 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
2962 they are externally visible and --export-dynamic is turned on.
2963 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
2964
bfc34b3f
ILT		 29652011-10-19 Ian Lance Taylor <iant@google.com>
2966
2967 PR gold/13163
2968 * script-sections.cc
2969 (Output_section_element_dot_assignment::needs_output_section): New
2970 function.
2971
ea0d8c47
ILT		 29722011-10-19 Ian Lance Taylor <iant@google.com>
2973
2974 PR gold/13204
2975 * layout.cc (Layout::segment_precedes): Don't assert failure if a
2976 --section-start option was seen.
2977 * options.h (General_options::any_section_start): New function.
2978
abd242a9
DM		 29792011-10-18 David S. Miller <davem@davemloft.net>
2980
2981 PR binutils/13301
2982 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
2983 member to track relocation locations that have moved during TLS
2984 reloc optimizations.
2985 (Target_sparc::Relocate::Relocate): Initialize to NULL.
2986 (Target_sparc::Relocate::relocate): Adjust view down by 4
2987 bytes if it matches reloc_adjust_addr_.
2988 (Target_sparc::Relocate::relocate_tls): Always move the
2989 __tls_get_addr call delay slot instruction forward 4 bytes when
2990 performing relaxation.
2991
bab9090f
CC		 29922011-10-18 Cary Coutant <ccoutant@google.com>
2993
2994 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
2995 (Output_file::map_no_anonymous): Check for non-zero
2996 return code from posix_fallocate.
2997
f7c5b166
CC		 29982011-10-17 Cary Coutant <ccoutant@google.com>
2999
3000 PR gold/13245
3001 * plugin.cc (is_visible_from_outside): Check for symbols
3002 referenced from dynamic objects.
3003 * resolve.cc (Symbol_table::resolve): Don't count references
3004 from dynamic objects as references from real ELF files.
3005 * testsuite/plugin_test_2.sh: Adjust expected result.
3006
b490c0bb
CC		 30072011-10-17 Cary Coutant <ccoutant@google.com>
3008
3009 * gold.cc: Include timer.h.
3010 (queue_middle_tasks): Stamp time.
3011 (queue_final_tasks): Likewise.
3012 * main.cc (main): Store timer in parameters. Print timers
3013 for each pass.
3014 * parameters.cc (Parameters::Parameters): Initialize timer_.
3015 (Parameters::set_timer): New function.
3016 (set_parameters_timer): New function.
3017 * parameters.h (Parameters::set_timer): New function.
3018 (Parameters::timer): New function.
3019 (Parameters::timer_): New data member.
3020 (set_parameters_timer): New function.
3021 * timer.cc (Timer::stamp): New function.
3022 (Timer::get_pass_time): New function.
3023 * timer.h (Timer::stamp): New function.
3024 (Timer::get_pass_time): New function.
3025 (Timer::pass_times_): New data member.
3026
f475cf7b
CC		 30272011-10-17 Cary Coutant <ccoutant@google.com>
3028
3029 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
3030 task for members of lib groups.
3031
cdd7e244
CC		 30322011-10-17 Cary Coutant <ccoutant@google.com>
3033
3034 PR gold/13288
4f95c8b4 3035 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 3036 (File_read::make_view): Move bounds check (replace with assert)...
3037 (File_read::find_or_make_view): ... to here.
3038
dfb45471
CC		 30392011-10-12 Cary Coutant <ccoutant@google.com>
3040
4f95c8b4 3041 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 3042 ::read returns less than requested size.
3043
53bbcc1b
CC		 30442011-10-10 Cary Coutant <ccoutant@google.com>
3045
4f95c8b4 3046 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 3047 Initialize defined_count_.
3048 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
3049 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
3050 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
3051 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
3052 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 3053 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 3054 member.
3055 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 3056 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 3057 Return zeroes instead of internal error.
3058
397b129b
CC		 30592011-10-10 Cary Coutant <ccoutant@google.com>
3060
3061 PR gold/13249
4f95c8b4 3062 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 3063 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 3064 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 3065 (Output_reloc::type_): Adjust size of bit field.
3066 (Output_reloc::use_plt_offset_): New bit field.
3067 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
3068 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
3069 flag. Adjust all callers.
4f95c8b4 3070 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 3071 creating RELATIVE relocations.
3072
d5698657
NC		 30732011-10-10 Nick Clifton <nickc@redhat.com>
3074
3075 * po/es.po: Updated Spanish translation.
3076 * po/fi.po: Updated Finnish translation.
3077
6a59a5c2
DN		 30782011-10-03 Diego Novillo <dnovillo@google.com>
3079
3080 * options.cc (parse_uint): Fix dereference of RETVAL.
3081
f0558624
ST		 30822011-09-29 Sriraman Tallam <tmsriram@google.com>
3083
3084 * layout.h (section_order_map_): New member.
3085 (get_section_order_map): New member function.
3086 * output.cc (Output_section::add_input_section): Check for patterns
3087 only when --section-ordering-file is specified.
3088 * gold.cc (queue_middle_tasks): Delay updating order of sections till
3089 output_sections have been formed.
3090 * layout.cc (Layout_Layout): Initialize section_order_map_.
3091 * plugin.cc (update_section_order): Store order in order_map. Do not
3092 update the order.
3093 * testsuite/Makefile.am: Add test case for plugin_final_layout.
3094 * testsuite/Makefile.in: Regenerate.
3095 * testsuite/plugin_section_order.c: New file.
3096 * testsuite/plugin_final_layout.cc: New file.
3097 * testsuite/plugin_final_layout.sh: New file.
3098
a7dac153
CC		 30992011-09-29 Cary Coutant <ccoutant@google.com>
3100
4f95c8b4 3101 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 3102 Check for NULL.
4f95c8b4 3103 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 3104 symbols during incremental update.
3105 (Symbol_table::add_from_dynobj): Likewise.
3106
eebd87a5
ILT		 31072011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3108 Ian Lance Taylor <iant@google.com>
3109
3110 * symtab.cc (Symbol_table::define_special_symbol): Always
3111 canonicalize version string.
3112
403a3331
CC		 31132011-09-26 Cary Coutant <ccoutant@google.com>
3114
4f95c8b4
CC		 3115 * gold.cc (queue_initial_tasks): Move option checks ...
3116 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 3117 some options; make others fatal.
3118
235061c2
CC		 31192011-09-26 Cary Coutant <ccoutant@google.com>
3120
3121 gcc PR lto/47247
3122 * plugin.cc (get_symbols_v2): New function.
3123 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
3124 (is_referenced_from_outside): New function.
3125 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
3126 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
3127 (get_symbols): Pass version parameter.
3128 (get_symbols_v2): New function.
3129 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
3130 parameter.
3131 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
3132 (onload): Add LDPT_GET_SYMBOLS_V2.
3133 (all_symbols_read_hook): Use get_symbols_v2; check for
3134 LDPR_PREVAILING_DEF_IRONLY_EXP.
3135 * testsuite/plugin_test_3.sh: Update expected results.
3136
dc87f620
ILT		 31372011-09-23 Simon Baldwin <simonb@google.com>
3138
3139 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
3140 configuration options.
3141 * configure: Regenerate.
3142 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
3143 * Makefile.in: Regenerate.
3144 * testsuite/Makefile.in: Regenerate.
3145
a8279f82
ST		 31462011-09-19 Sriraman Tallam <tmsriram@google.com>
3147
3148 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
3149
0c9350c8
CC		 31502011-09-19 Cary Coutant <ccoutant@google.com>
3151
3152 * incremental.cc (can_incremental_update): Fix typo in comment.
3153 * incremental.h (can_incremental_update): Likewise.
3154
aa06ae28
CC		 31552011-09-18 Cary Coutant <ccoutant@google.com>
3156
3157 * incremental.cc (can_incremental_update): New function.
3158 * incremental.h (can_incremental_update): New function.
3159 * layout.cc (Layout::init_fixed_output_section): Call it.
3160 (Layout::make_output_section): Don't allow patch space in .eh_frame.
3161 * object.cc (Sized_relobj_file::do_layout): Call
3162 can_incremental_update.
3163
ebb300b2
CC		 31642011-09-13 Cary Coutant <ccoutant@google.com>
3165
3166 * configure.ac: Check for glibc support for gnu_indirect_function
3167 support with static linking, setting automake conditional
3168 IFUNC_STATIC.
3169 * Makefile.in: Regenerate.
3170 * configure: Regenerate.
3171
3172 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
3173 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
3174 for IFUNC_STATIC.
3175 * testsuite/Makefile.in: Regenerate.
3176
1206d0d5
CC		 31772011-09-13 Cary Coutant <ccoutant@google.com>
3178
3179 * incremental.cc (Sized_relobj_incr::do_layout): Call
3180 report_comdat_group for kept comdat sections.
3181 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
3182 * testsuite/Makefile.in: Regenerate.
3183 * testsuite/incr_comdat_test_1.cc: New source file.
3184 * testsuite/incr_comdat_test_2_v1.cc: New source file.
3185 * testsuite/incr_comdat_test_2_v2.cc: New source file.
3186 * testsuite/incr_comdat_test_2_v3.cc: New source file.
3187
40b29874
ILT		 31882011-09-13 Ian Lance Taylor <iant@google.com>
3189
3190 * object.cc (Sized_relobj_file::do_layout): Remove unused local
3191 variable external_symbols_offset.
3192
1b045aac
ILT		 31932011-09-12 Ian Lance Taylor <iant@google.com>
3194
3195 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
3196 triggered if object has no symbols.
3197
24c6c55a
DM		 31982011-09-09 David S. Miller <davem@davemloft.net>
3199
3200 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
3201 (Output_fill_debug_line::do_write): Likewise.
3202
66570254
CC		 32032011-08-29 Cary Coutant <ccoutant@google.com>
3204
3205 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
3206 casts to match formatting specs.
3207 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
3208
8ea8cd50
CC		 32092011-08-26 Cary Coutant <ccoutant@google.com>
3210
3211 * layout.cc (Free_list::allocate): Provide guarantee of minimum
3212 remaining hole size when allocating.
3213 (Layout::make_output_section): Set fill methods for debug sections.
3214 * layout.h (Free_list::Free_list_node): Move from private to
3215 public.
3216 (Free_list::set_min_hole_size): New function.
3217 (Free_list::begin, Free_list::end): New functions.
3218 (Free_list::min_hole_): New data member.
3219 * output.cc: Include dwarf.h.
3220 (Output_fill_debug_info::do_minimum_hole_size): New function.
3221 (Output_fill_debug_info::do_write): New function.
3222 (Output_fill_debug_line::do_minimum_hole_size): New function.
3223 (Output_fill_debug_line::do_write): New function.
3224 (Output_section::Output_section): Initialize new data member.
3225 (Output_section::set_final_data_size): Ensure patch space is larger
3226 than minimum hole size.
3227 (Output_section::do_write): Fill holes in debug sections.
3228 * output.h (Output_fill): New class.
3229 (Output_fill_debug_info): New class.
3230 (Output_fill_debug_line): New class.
3231 (Output_section::set_free_space_fill): New function.
3232 (Output_section::free_space_fill_): New data member.
3233 * testsuite/Makefile.am (incremental_test_3): Add
3234 --incremental-patch option.
3235 (incremental_test_4): Likewise.
3236 (incremental_test_5): Likewise.
3237 (incremental_test_6): Likewise.
3238 (incremental_copy_test): Likewise.
3239 (incremental_common_test_1): Likewise.
3240 * testsuite/Makefile.in: Regenerate.
3241
7cf80422
NC		 32422011-08-26 Nick Clifton <nickc@redhat.com>
3243
3244 * po/es.po: Updated Spanish translation.
3245
c3f7b0e5
CC		 32462011-08-01 Cary Coutant <ccoutant@google.com>
3247
3248 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
3249 * gold/testsuite/Makefile.in: Regenerate.
3250 * gold/testsuite/justsyms_exec.c: New source file.
3251 * gold/testsuite/justsyms_lib.c: New source file.
3252
9590bf25
CC		 32532011-08-01 Cary Coutant <ccoutant@google.com>
3254
3255 * layout.cc (Layout::set_segment_offsets): Don't realign text
3256 segment if -Ttext was specified.
3257 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
3258 file type.
3259 * object.h (Sized_relobj_file::e_type): New function.
3260 (Sized_relobj_file::e_type_): New data member.
3261 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
3262 base address for ET_EXEC files.
3263 * target.cc (Target::do_make_elf_object_implementation): Allow
3264 ET_EXEC files with --just-symbols option.
3265
dcd8d12e
CC		 32662011-07-28 Cary Coutant <ccoutant@google.com>
3267
3268 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
3269 Add thread_number parameter.
3270 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
3271 * workqueue-threads.cc
3272 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
3273 current thread if its thread number is greater than desired thread
3274 count.
3275 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
3276 Add thread_number parameter.
3277 (Workqueue::should_cancel_thread): Likewise.
3278 (Workqueue::find_runnable_or_wait): Pass thread_number to
3279 should_cancel_thread.
3280 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
3281 parameter.
3282
804eb480
ST		 32832011-07-22 Sriraman Tallam <tmsriram@google.com>
3284
3285 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
3286 only after checking if it cannot be forced local.
3287 * symtab.h (is_externally_visible): Check if the symbol is not forced
3288 local.
3289
f1ddb600
ILT		 32902011-07-15 Ian Lance Taylor <iant@google.com>
3291
3292 * options.h (class General_options): Add --print-output-format.
3293 Move -EL next to -EB, for better --help output.
3294 * target-select.cc: Include <cstdio>, "options.h", and
3295 "parameters.h".
3296 (Target_selector::do_target_bfd_name): New function.
3297 (print_output_format): New function.
3298 * target-select.h (class Target_selector): Update declarations.
3299 (Target_selector::target_bfd_name): New function.
3300 (print_output_format): Declare.
3301 * main.cc: Include "target-select.h".
3302 (main): Handle --print-output-format.
3303 * gold.cc: Include "target-select.h".
3304 (queue_initial_tasks): Handle --print-output-format when there are
3305 no input files.
3306 * parameters.cc (parameters_force_valid_target): Give a better
3307 error message if -EB/-EL does not match target.
3308 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
3309 function.
3310
7d172687
ILT		 33112011-07-15 Ian Lance Taylor <iant@google.com>
3312
3313 * i386.cc (class Output_data_plt_i386): Add layout_ field.
3314 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
3315 (Output_data_plt_i386::do_write): Write address of .dynamic
3316 section to first entry in .got.plt section.
3317 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
3318 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3319 Initialize layout_.
3320 (Output_data_plt_x86_64::do_write): Write address of .dynamic
3321 section to first entry in .got.plt section.
3322 * layout.h (Layout::dynamic_section): New function.
3323
e9552f7e
ST		 33242011-07-13 Sriraman Tallam <tmsriram@google.com>
3325
3326 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
3327 to claim_file call.
3328 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
3329 input_section_position_, and input_section_glob_.
3330 (read_layout_from_file): Call function section_ordering_specified.
3331 * layout.h (is_section_ordering_specified): New function.
3332 (section_ordering_specified): New function.
3333 (section_ordering_specified_): New boolean member.
3334 * main.cc(main): Call load_plugins after layout object is defined.
3335 * output.cc (Output_section::add_input_section): Use
3336 function section_ordering_specified to check if section ordering is
3337 needed.
3338 * output.cc (Output_section::add_relaxed_input_section): Use
3339 function section_ordering_specified to check if section ordering is
3340 needed.
3341 (Output_section::update_section_layout): New function.
3342 (Output_section::sort_attached_input_sections): Check if input section
3343 must be reordered.
3344 * output.h (Output_section::update_section_layout): New function.
3345 * plugin.cc (get_section_count): New function.
3346 (get_section_type): New function.
3347 (get_section_name): New function.
3348 (get_section_contents): New function.
3349 (update_section_order): New function.
58797674 3350 (allow_section_ordering): New function.
e9552f7e
ST		 3351 (Plugin::load): Add the new interfaces to the transfer vector.
3352 (Plugin_manager::load_plugins): New parameter.
3353 (Plugin_manager::all_symbols_read): New parameter.
3354 (Plugin_manager::claim_file): New parameter. Save the elf object for
3355 unclaimed objects.
3356 (Plugin_manager::get_elf_object): New function.
3357 (Plugin_manager::get_view): Change to directly use the bool to check
3358 if get_view is called from claim_file_hook.
3359 * plugin.h (input_objects): New function
3360 (Plugin__manager::load_plugins): New parameter.
3361 (Plugin_manager::claim_file): New parameter.
3362 (Plugin_manager::get_elf_object): New function.
3363 (Plugin_manager::in_claim_file_handler): New function.
3364 (Plugin_manager::in_claim_file_handler_): New member.
3365 (layout): New function.
3366 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
3367 handler with an extra parameter. Make the elf object before calling
3368 claim_file handler.
3369 * testsuite/plugin_test.c (get_section_count): New function pointer.
3370 (get_section_type): New function pointer.
3371 (get_section_name): New function pointer.
3372 (get_section_contents): New function pointer.
3373 (update_section_order): New function pointer.
3374 (allow_section_ordering): New function pointer.
3375 (onload): Check if the new interfaces exist.
3376
9446efde
ILT		 33772011-07-13 Ian Lance Taylor <iant@google.com>
3378
3379 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
3380 relro section.
3381 * x86_64.cc (Target_x86_64::got_section): Likewise.
3382 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
3383 (relro_now_test_SOURCES): New variable.
3384 (relro_now_test_DEPENDENCIES): New variable.
3385 (relro_now_test_LDFLAGS): New variable.
3386 (relro_now_test_LDADD): New variable.
3387 (relro_now_test.so): New target.
3388 * testsuite/Makefile.in: Rebuild.
3389
07aa62f2
ILT		 33902011-07-12 Ian Lance Taylor <iant@google.com>
3391
3392 PR gold/12980
3393 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
3394 GLOB_DAT relocation rather than a RELATIVE relocation for a
3395 protected symbol when creating a shared library.
3396 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3397 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
3398 * testsuite/protected_main_1.cc (main): Test that protected
3399 function has same address.
3400
e2153196
ILT		 34012011-07-11 Ian Lance Taylor <iant@google.com>
3402
3403 PR gold/12979
3404 * options.h (class General_options): Add -Bgroup.
3405 * options.cc (General_options::finalize): If -Bgroup is set,
3406 default to --unresolved-symbols=report-all.
3407 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
3408 * target-reloc.h (issue_undefined_symbol_error): Handle
3409 --unresolved-symbols=report-all.
3410
6daf5215
ILT		 34112011-07-08 Ian Lance Taylor <iant@google.com>
3412
3413 PR gold/11985
3414 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
3415 if linker script discards key sections.
3416 (Layout::create_dynamic_symtab): Likewise.
3417 (Layout::assign_local_dynsym_offsets): Likewise.
3418 (Layout::sized_create_version_sections): Likewise.
3419 (Layout::create_interp): Likewise.
3420 (Layout::finish_dynamic_section): Likewise.
3421 (Layout::set_dynamic_symbol_size): Likewise.
3422
beabb2c6
ILT		 34232011-07-08 Ian Lance Taylor <iant@google.com>
3424
3425 PR gold/12386
3426 * options.h (class General_options): Add --unresolved-symbols.
3427 * target-reloc.h (issue_undefined_symbol_error): Check
3428 --unresolved-symbols. Add comments.
3429
9c16daf1
ILT		 34302011-07-08 Ian Lance Taylor <iant@google.com>
3431
3432 * testsuite/odr_violation2.cc (Ordering::operator()): Make
3433 expression more complex.
3434
191f1a2d
ILT		 34352011-07-08 Ian Lance Taylor <iant@google.com>
3436
3437 PR gold/11317
3438 * target-reloc.h (issue_undefined_symbol_error): New inline
3439 function, broken out of relocate_section.
3440 (relocate_section): Call issue_undefined_symbol_error.
3441 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3442 there is no TLS segment if we are about to issue an undefined
3443 symbol error.
3444 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3445
62855347
ILT		 34462011-07-08 Ian Lance Taylor <iant@google.com>
3447
3448 PR gold/12279
3449 * resolve.cc (Symbol_table::should_override): Add fromtype
3450 parameter. Change all callers. Give error when linking together
3451 TLS and non-TLS symbol.
3452 (Symbol_table::should_override_with_special): Add fromtype
3453 parameter. Change all callers.
3454 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
3455 there is no TLS segment if we have reported some errors.
3456 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
3457
67181c72
ILT		 34582011-07-08 Ian Lance Taylor <iant@google.com>
3459
3460 PR gold/12372
3461 * target.h (Target::plt_address_for_global): New function.
3462 (Target::plt_address_for_local): New function.
3463 (Target::plt_section_for_global): Remove.
3464 (Target::plt_section_for_local): Remove.
3465 (Target::do_plt_address_for_global): New virtual function.
3466 (Target::do_plt_address_for_local): New virtual function.
3467 (Target::do_plt_section_for_global): Remove.
3468 (Target::do_plt_section_for_local): Remove.
3469 (Target::register_global_plt_entry): Add Symbol_table and Layout
3470 parameters.
3471 * output.cc (Output_data_got::Got_entry::write): Use
3472 plt_address_for_global and plt_address_for_local.
3473 * layout.cc (Layout::add_target_dynamic_tags): Use size and
3474 address of output section.
3475 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
3476 got_irelative_, and irelative_count_ fields. Update
3477 declarations.
3478 (Output_data_plt_i386::has_irelative_section): New function.
3479 (Output_data_plt_i386::entry_count): Add irelative_count_.
3480 (Output_data_plt_i386::set_final_data_size): Likewise.
3481 (class Target_i386): Add got_irelative_ and rel_irelative_
3482 fields. Update declarations.
3483 (Target_i386::Target_i386): Initialize new fields.
3484 (Target_i386::do_plt_address_for_global): New function replacing
3485 do_plt_section_for_global.
3486 (Target_i386::do_plt_address_for_local): New function replacing
3487 do_plt_section_for_local.
3488 (Target_i386::got_section): Create got_irelative_.
3489 (Target_i386::rel_irelative_section): New function.
3490 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
3491 fields. Don't define __rel_iplt_{start,end}.
3492 (Output_data_plt_i386::add_entry): Add symtab and layout
3493 parameters. Change all callers. Use different PLT and GOT for
3494 IFUNC symbols.
3495 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
3496 layout parameters. Change all callers. Use different PLT and
3497 GOT.
3498 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
3499 (Output_data_plt_i386::rel_irelative): New function.
3500 (Output_data_plt_i386::address_for_global): New function.
3501 (Output_data_plt_i386::address_for_local): New function.
3502 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
3503 IRELATIVE GOT when changing IFUNC GOT entries.
3504 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
3505 reloc.
3506 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
3507 if we didn't create an IRELATIVE GOT.
3508 (Target_i386::Relocate::relocate): Use plt_address_for_global and
3509 plt_address_for_local.
3510 (Target_i386::do_dynsym_value): Use plt_address_for_global.
3511 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
3512 got_irelative_, and irelative_count_ fields. Update
3513 declarations.
3514 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
3515 Initialize new fields. Remove symtab parameter. Change all
3516 callers.
3517 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
3518 irelative_count_.
3519 (Output_data_plt_x86_64::has_irelative_section): New function.
3520 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
3521 (class Target_x86_64): Add got_irelative_ and rel_irelative_
3522 fields. Update declarations.
3523 (Target_x86_64::Target_x86_64): Initialize new fields.
3524 (Target_x86_64::do_plt_address_for_global): New function replacing
3525 do_plt_section_for_global.
3526 (Target_x86_64::do_plt_address_for_local): New function replacing
3527 do_plt_section_for_local.
3528 (Target_x86_64::got_section): Create got_irelative_.
3529 (Target_x86_64::rela_irelative_section): New function.
3530 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
3531 all callers. Don't create __rel_iplt_{start,end}.
3532 (Output_data_plt_x86_64::add_entry): Add symtab and layout
3533 parameters. Change all callers. Use different PLT and GOT for
3534 IFUNC symbols.
3535 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
3536 layout parameters. Change all callers. Use different PLT and
3537 GOT.
3538 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
3539 parameters. Change all callers. Use different PLT and GOT for
3540 IFUNC symbols.
3541 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
3542 (Output_data_plt_x86_64::rela_irelative): New function.
3543 (Output_data_plt_x86_64::address_for_global): New function.
3544 (Output_data_plt_x86_64::address_for_local): New function.
3545 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3546 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
3547 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
3548 (Target_x86_64::register_global_plt_entry): Add symtab and layout
3549 parameters.
3550 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
3551 reloc.
3552 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
3553 symbols if we didn't create an IRELATIVE GOT.
3554 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
3555 plt_address_for_local.
3556 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
3557 * testsuite/ifuncvar1.c: New test file.
3558 * testsuite/ifuncvar2.c: New test file.
3559 * testsuite/ifuncvar3.c: New test file.
3560 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
3561 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
3562 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
3563 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
3564 * testsuite/Makefile.in: Rebuild.
3565
33c15b45
CC		 35662011-07-07 Cary Coutant <ccoutant@google.com>
3567
3568 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
3569 (two_file_test_1_ndebug.o): Likewise.
3570 (two_file_test_1b_ndebug.o): Likewise.
3571 (two_file_test_2_ndebug.o): Likewise.
3572 (two_file_test_main_ndebug.o): Likewise.
3573 (incremental_test_2): Link with no-debug versions.
3574
f48b5fb7
CC		 35752011-07-06 Cary Coutant <ccoutant@google.com>
3576
3577 * gold/incremental.cc
3578 (Output_section_incremental_inputs::write_info_blocks): Check for
3579 hidden and internal symbols.
3580
221597a5
CC		 35812011-07-06 Cary Coutant <ccoutant@google.com>
3582
3583 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
3584 Check disposition for startup file.
3585 (Incremental_inputs::report_command_line): Ignore
3586 --incremental-startup-unchanged option.
3587 * options.cc (General_options::parse_incremental_startup_unchanged):
3588 New function.
3589 (General_options::General_options): Initialize new data member.
3590 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
3591 (General_options): Add --incremental-startup-unchanged option.
3592 (General_options::incremental_startup_disposition): New function.
3593 (General_options::incremental_startup_disposition_): New data member.
3594
e24719f6
CC		 35952011-07-06 Cary Coutant <ccoutant@google.com>
3596
3597 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
3598 input file index to Script_info ctor.
3599 (Sized_incremental_binary::do_file_has_changed): Find the
3600 command-line argument for files named in scripts.
3601 * incremental.h (Script_info::Script_info): New ctor
3602 with input file index.
3603 (Script_info::input_file_index): New function.
3604 (Script_info::input_file_index_): New data member.
3605 (Incremental_binary::get_library): Add const.
3606 (Incremental_binary::get_script_info): Add const.
3607 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
3608 * testsuite/Makefile.am (incremental_test_5): New test case.
3609 (incremental_test_6): New test case.
3610 * testsuite/Makefile.in: Regenerate.
3611
8f7c81e8
CC		 36122011-07-06 Cary Coutant <ccoutant@google.com>
3613
3614 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
3615 debug output when command lines differ.
3616
9fbd3822
CC		 36172011-07-06 Cary Coutant <ccoutant@google.com>
3618
3619 * incremental.cc (Incremental_inputs::report_command_line): Ignore
3620 --incremental-patch option.
3621 * layout.cc (Free_list::allocate): Extend allocation beyond original
3622 end if enabled.
3623 (Layout::make_output_section): Mark sections that should get
3624 patch space.
3625 * options.cc (parse_percent): New function.
3626 * options.h (parse_percent): New function.
3627 (DEFINE_percent): New macro.
3628 (General_options): Add --incremental-patch option.
3629 * output.cc (Output_section::Output_section): Initialize new data
3630 members.
3631 (Output_section::add_input_section): Print section name when out
3632 of patch space.
3633 (Output_section::add_output_section_data): Likewise.
3634 (Output_section::set_final_data_size): Add patch space when
3635 doing --incremental-full.
3636 (Output_section::do_reset_address_and_file_offset): Remove patch
3637 space.
3638 (Output_segment::set_section_list_addresses): Print debug output
3639 only if --incremental-update.
3640 * output.h (Output_section::set_is_patch_space_allowed): New function.
3641 (Output_section::is_patch_space_allowed_): New data member.
3642 (Output_section::patch_space_): New data member.
3643 * parameters.cc (Parameters::incremental_full): New function.
3644 * parameters.h (Parameters::incremental_full): New function
3645 * testsuite/Makefile.am (incremental_test_2): Add test for
3646 --incremental-patch option.
3647 * testsuite/Makefile.in: Regenerate.
3648 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
3649 (t18): Remove function body.
3650
f6cccc2c
DK		 36512011-07-05 Doug Kwan <dougkwan@google.com>
3652
3653 PR gold/12771
3654 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
3655 Arm_Address type for relocation result.
3656 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
3657 overflow check.
3658 (Arm_relocate_functions::abs32): Use unaligned access.
3659 (Arm_relocate_functions::rel32): Ditto.
3660 (Arm_relocate_functions::prel31): Ditto.
3661 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
3662 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
3663 static data relocations.
3664 * testsuite/Makefile.in: Regnerate.
3665 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
3666
28a13fec
ILT		 36672011-07-05 Ian Lance Taylor <iant@google.com>
3668
3669 PR gold/12392
3670 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
3671 symbols if necessary.
3672 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3673
24d47b34
ILT		 36742011-07-05 Ian Lance Taylor <iant@google.com>
3675
3676 PR gold/12952
3677 * resolve.cc (Symbol::override_base_with_special): Simply override
3678 version with special symbol version, ignoring previous version.
3679
41f9cbbe
ILT		 36802011-07-05 Ian Lance Taylor <iant@google.com>
3681
3682 * object.cc (Sized_relobj_file::include_section_group): Add
3683 information to comment about signature location.
3684
886288f1
ILT		 36852011-07-02 Ian Lance Taylor <iant@google.com>
3686
3687 PR gold/12957
3688 * options.h (class General_options): Add -f and -F.
3689 * options.cc (General_options::finalize): Fatal error if -f/-F
3690 are used without -shared.
3691 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
3692
ae3a6d4f
ILT		 36932011-07-02 Ian Lance Taylor <iant@google.com>
3694
3695 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
3696
21131061
ILT		 36972011-07-01 Ian Lance Taylor <iant@google.com>
3698
3699 PR gold/12525
3700 PR gold/12952
3701 * resolve.cc (Symbol::override_base_with_special): Don't override
3702 the version if the overriding symbol has a different name.
3703 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
3704 all callers. If we give an error about an undefined version,
3705 define the base version if necessary.
3706 * dynobj.h (class Versions): Update declaration.
3707 * testsuite/weak_alias_test_5.cc: New file.
3708 * testsuite/weak_alias_test.script: New file.
3709 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
3710 and versioned_alias have the right value, and call t2.
3711 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
3712 weak_alias_test_5.so.
3713 (weak_alias_test_LDADD): Likewise.
3714 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
3715 * testsuite/Makefile.in: Rebuild.
3716
611062c0
ILT		 37172011-07-01 Ian Lance Taylor <iant@google.com>
3718
3719 PR gold/12525
3720 * options.h (class General_options): Support -z notext.
3721 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
3722 -Wl,-z,notext.
3723 (two_file_shared_nonpic.so): Likewise.
3724 (two_file_shared_mixed.so): Likewise.
3725 (two_file_shared_mixed_1.so): Likewise.
3726 (weak_undef_lib_nonpic.so): Likewise.
3727 (alt/weak_undef_lib_nonpic.so): Likewise.
3728 (tls_test_shared_nonpic.so): Likewise.
3729 * testsuite/Makefile.in: Rebuild.
3730
328c7c2f
ILT		 37312011-07-01 Ian Lance Taylor <iant@google.com>
3732
3733 PR gold/12525
3734 * configure.ac: Test whether static linking works, setting
3735 the automake conditional HAVE_STATIC.
3736 * testsuite/Makefile.am: Disable tests using -static if
3737 HAVE_STATIC is not true.
3738 * configure, testsuite/Makefile.in: Rebuild.
3739
02d7cd44
ILT		 37402011-07-01 Ian Lance Taylor <iant@google.com>
3741
3742 PR gold/12525
3743 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
3744 Assert if we see DW_EH_PE_indirect.
3745 * target.h (Target::ehframe_datarel_base): New function.
3746 (Target::do_ehframe_datarel_base): New target function.
3747 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
3748 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
3749 function.
3750
07a60597
ILT		 37512011-07-01 Ian Lance Taylor <iant@google.com>
3752
3753 PR gold/12571
3754 * options.h (class General_options): Add
3755 --ld-generated-unwind-info.
3756 * ehframe.cc (Fde::write): Add address parameter. Change all
3757 callers. If associated with PLT, fill in address and size.
3758 (Cie::set_output_offset): Only add merge mapping if there is an
3759 object.
3760 (Cie::write): Add address parameter. Change all callers.
3761 (Eh_frame::add_ehframe_for_plt): New function.
3762 * ehframe.h (class Fde): Update declarations. Move shndx_ and
3763 input_offset_ fields into union u_, with new plt field.
3764 (Fde::Fde): Adjust for new union field.
3765 (Fde::Fde) [Output_data version]: New constructor.
3766 (Fde::add_mapping): Only add merge mapping if there is an object.
3767 (class Cie): Update declarations.
3768 (class Eh_frame): Declare add_ehframe_for_plt.
3769 * layout.cc (Layout::layout_eh_frame): Break out code into
3770 make_eh_frame_section, and call it.
3771 (Layout::make_eh_frame_section): New function.
3772 (Layout::add_eh_frame_for_plt): New function.
3773 * layout.h (class Layout): Update declarations.
3774 * merge.cc (Merge_map::add_mapping): Add assertion.
3775 * i386.cc: Include "dwarf.h".
3776 (class Output_data_plt_i386): Make first_plt_entry,
3777 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
3778 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3779 and plt_eh_frame_fde.
3780 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
3781 boundary. Call add_eh_frame_for_plt if appropriate.
3782 * x86_64.cc: Include "dwarf.h".
3783 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
3784 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
3785 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
3786 and plt_eh_frame_fde.
3787 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
3788 appropriate.
3789
14788a3f
ILT		 37902011-06-29 Ian Lance Taylor <iant@google.com>
3791
3792 PR gold/12629
3793 * object.cc (Sized_relobj_file::layout_section): Change shdr
3794 parameter to be const.
3795 (Sized_relobj_file::layout_eh_frame_section): New function, broken
3796 out of do_layout.
3797 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
3798 appropriate. Call layout_eh_frame_section.
3799 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
3800 sections.
3801 * object.h (class Sized_relobj_file): Update declarations.
3802
6c21fce1
ILT		 38032011-06-29 Ian Lance Taylor <iant@google.com>
3804
37e41b03 3805 PR gold/12652
6c21fce1
ILT		 3806 * script.cc (Token::integer_value): Accept trailing M/m/K/k
3807 modifier.
3808 (Lex::gather_token): Accept trailing M/m/K/k for integers.
3809
4d5e4e62
ILT		 38102011-06-29 Ian Lance Taylor <iant@google.com>
3811
3812 PR gold/12675
3813 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
3814 SHT_X86_64_UNWIND.
3815 * layout.cc (Layout::layout_eh_frame): Likewise.
3816
886f533a
ILT		 38172011-06-29 Ian Lance Taylor <iant@google.com>
3818
3819 PR gold/12695
3820 * layout.cc (Layout::symtab_section_shndx): New function.
3821 * layout.h (class Layout): Declare symtab_section_shndx.
3822 * output.cc (Output_section::write_header): Call it.
3823
f3ae1b28
ILT		 38242011-06-29 Ian Lance Taylor <iant@google.com>
3825
3826 PR gold/12818
3827 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
3828 symbols which are not used in a relocation.
3829
aecf301f
ILT		 38302011-06-28 Ian Lance Taylor <iant@google.com>
3831
3832 PR gold/12898
3833 * layout.cc (Layout::segment_precedes): Don't crash if a linker
3834 script create indistinguishable segments.
3835 (Layout::set_segment_offsets): Use stable_sort when sorting
3836 segments. Pass this to Compare_segments constructor.
3837 * layout.h (class Layout): Make segment_precedes non-static.
3838 (class Compare_segments): Change from struct to class. Add
3839 layout_ field. Add constructor.
3840 * script-sections.cc
3841 (Script_sections::attach_sections_using_phdrs_clause): Rename
3842 local orphan to is_orphan. Don't report failure to put empty
3843 section in segment. On attachment failure, report name of
3844 section, and attach to first PT_LOAD segment.
3845
03ef7571
ILT		 38462011-06-28 Ian Lance Taylor <iant@google.com>
3847
3848 PR gold/12934
3849 * target-select.cc (Target_selector::Target_selector): Add
3850 emulation parameter. Change all callers.
3851 (select_target_by_bfd_name): Rename from select_target_by_name.
3852 Change all callers.
3853 (select_target_by_emulation): New function.
3854 (supported_emulation_names): New function.
3855 * target-select.h (class Target_selector): Add emulation_ field.
3856 Update declarations.
3857 (Target_selector::recognize_by_bfd_name): Rename from
3858 recognize_by_name. Change all callers.
3859 (Target_selector::supported_bfd_names): Rename from
3860 supported_names. Change all callers.
3861 (Target_selector::recognize_by_emulation): New function.
3862 (Target_selector::supported_emulations): New function.
3863 (Target_selector::emulation): New function.
3864 (Target_selector::do_recognize_by_bfd_name): Rename from
3865 do_recognize_by_name. Change all callers.
3866 (Target_selector::do_supported_bfd_names): Rename from
3867 do_supported_names. Change all callers.
3868 (Target_selector::do_recognize_by_emulation): New function.
3869 (Target_selector::do_supported_emulations): New function.
3870 (select_target_by_bfd_name): Change name in declaration.
3871 (select_target_by_emulation): Declare.
3872 (supported_emulation_names): Declare.
3873 * parameters.cc (parameters_force_valid_target): Try to find
3874 target based on emulation from -m option.
3875 * options.h (class General_options): Change doc string for -m.
3876 * options.cc (help): Print emulations.
3877 (General_options::parse_V): Likewise.
3878 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
3879 Add emulation parameter. Change all callers.
3880
200b2bb9
ILT		 38812011-06-28 Ian Lance Taylor <iant@google.com>
3882
3883 * target.h (class Target): Add osabi_ field.
3884 (Target::osabi): New function.
3885 (Target::set_osabi): New function.
3886 (Target::Target): Initialize osabi_.
3887 (Target::do_adjust_elf_header): Make pure virtual.
3888 (Sized_target::do_adjust_elf_header): Declare.
3889 * target.cc (Sized_target::do_adjust_elf_header): New function.
3890 (class Sized_target): Instantiate all versions.
3891 * freebsd.h (class Target_freebsd): Remove.
3892 (Target_selector_freebsd::do_recognize): Call set_osabi on
3893 Target.
3894 (Target_selector_freebsd::do_recognize_by_name): Likewise.
3895 (Target_selector_freebsd::set_osabi): Remove.
3896 * i386.cc (class Target_i386): Inherit from Sized_target rather
3897 than Target_freebsd.
3898 * x86_64.cc (class Target_x86_64): Likewise.
3899
b3ce541e
ILT		 39002011-06-28 Ian Lance Taylor <iant@google.com>
3901
3902 * target.h (Target::can_check_for_function_pointers): Rewrite.
3903 Make non-virtual.
3904 (Target::can_icf_inline_merge_sections): Likewise.
3905 (Target::section_may_have_icf_unsafe_poineters): Likewise.
3906 (Target::Target_info): Add can_icf_inline_merge_sections field.
3907 (Target::do_can_check_for_function_pointers): New virtual
3908 function.
3909 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
3910 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
3911 from can_check_for_function_pointers, move in file.
3912 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
3913 section_may_have_icf_unsafe_poineters, move in file.
3914 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
3915 * i386.cc (Target_i386::do_can_check_for_function_pointers):
3916 Rename from can_check_for_function_pointers, move in file.
3917 (Target_i386::can_icf_inline_merge_sections): Remove.
3918 (Target_i386::i386_info): Initialize
3919 can_icf_inline_merge_sections.
3920 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
3921 Initialize can_icf_inline_merge_sections.
3922 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
3923 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
3924 Rename from can_check_for_function_pointers, move in file.
3925 (Target_x86_64::can_icf_inline_merge_sections): Remove.
3926 (Target_x86_64::x86_64_info): Initialize
3927 can_icf_inline_merge_sections.
3928 * testsuite/testfile.cc (Target_test::test_target_info):
3929 Likewise.
3930 * icf.cc (get_section_contents): Correct formatting.
3931
6d1c4efb
ILT		 39322011-06-27 Ian Lance Taylor <iant@google.com>
3933
3934 * symtab.cc (Symbol::versioned_name): New function.
3935 (Symbol_table::add_to_final_symtab): Use versioned_name when
3936 appropriate.
3937 (Symbol_table::sized_write_symbol): Likewise.
3938 * symtab.h (class Symbol): Declare versioned_name.
3939 * stringpool.h (class Stringpool_template): Add variant of add
3940 which takes a std::basic_string.
3941 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
3942 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
3943 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
3944 (ver_test_12.o): New target.
3945 * testsuite/Makefile.in: Rebuild.
3946
57eb9b50
DK		 39472011-06-27 Doug Kwan <dougkwan@google.com>
3948
3949 * arm.cc (Arm_relocate_functions::thm_jump8,
3950 Arm_relocate_functions::thm_jump11): Use a wider signed
3951 type to compute offset.
3952 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
3953 arm_thm_jump8.
3954 * testsuite/Makefile.in: Regenerate.
3955 * testsuite/arm_branch_in_range.sh: Check test results of
3956 arm_thm_jump11 and arm_thm_jump8.
3957 * testsuite/arm_thm_jump11.s: New test source file.
3958 * testsuite/arm_thm_jump11.t: New linker script.
3959 * testsuite/arm_thm_jump8.s: New test source file.
3960 * testsuite/arm_thm_jump8.t: New linker script.
3961
487b39df
ILT		 39622011-06-24 Ian Lance Taylor <iant@google.com>
3963
3964 * layout.cc: Include "object.h".
3965 (ctors_sections_in_init_array): New static variable.
3966 (Layout::is_ctors_in_init_array): New function.
3967 (Layout::layout): Add entry to ctors_sections_in_init_array if
3968 appropriate.
3969 * layout.h (class Layout): Declare is_ctors_in_init_array.
3970 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
3971 is_ctors_reverse_view is set.
3972 (Sized_relobj_file::write_sections): Add layout parameter. Change
3973 all callers. Set is_ctors_reverse_view field of View_size.
3974 (Sized_relobj_file::reverse_words): New function.
3975 * object.h (Sized_relobj_file::View_size): Add
3976 is_ctors_reverse_view field.
3977 (class Sized_relobj_file): Update declarations.
3978 * testsuite/initpri3.c: New test.
3979 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
3980 initpri3b.
3981 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
3982 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
3983 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
3984 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
3985 * testsuite/Makefile.in: Rebuild.
3986
472076e4
CC		 39872011-06-24 Cary Coutant <ccoutant@google.com>
3988
3989 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
3990 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
3991 (debug_msg_cdebug.err): New targets.
3992 * testsuite/Makefile.in: Regenerate.
3993 * testsuite/debug_msg.sh: Check output of link with compressed debug.
3994 Fix checks for link with shared library.
3995
a60af0db
DK		 39962011-06-24 Doug Kwan <dougkwan@google.com>
3997
3998 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
3999 skip empty text sections.
4000 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
4001
5393d741
ILT		 40022011-06-22 Ian Lance Taylor <iant@google.com>
4003
4004 PR gold/12910
4005 * options.h (class General_options): Add --ctors-in-init-array.
4006 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
4007 friends as SHT_PROGBITS for merging sections.
4008 (Layout::layout): Remove special handling of .init_array and
4009 friends. Don't sort if doing relocatable link. Sort for .ctors
4010 and .dtors if ctors_in_init_array.
4011 (Layout::make_output_section): Force correct section types for
4012 .init_array and friends. Don't sort if doing relocatable link,
4013 Don't sort .ctors and .dtors if ctors_in_init_array.
4014 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
4015 (Layout::output_section_name): Add relobj parameter. Change all
4016 callers. Handle .ctors. and .dtors. in code rather than table.
4017 Handle .ctors and .dtors if ctors_in_init_array.
4018 (Layout::match_file_name): New function, moved from output.cc.
4019 * layout.h (class Layout): Update declarations.
4020 * output.cc: Include "layout.h".
4021 (Input_section_sort_entry::get_priority): New function.
4022 (Input_section_sort_entry::match_file_name): Just call
4023 Layout::match_file_name.
4024 (Output_section::Input_section_sort_init_fini_compare::operator()):
4025 Handle .ctors and .dtors. Sort by explicit priority rather than
4026 by name.
4027 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
4028 * testsuite/initpri2.c: New test.
4029 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
4030 (check_PROGRAMS): Add initpri2.
4031 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
4032 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
4033 * configure, testsuite/Makefile.in: Rebuild.
4034
e1f74f98
ILT		 40352011-06-19 Ian Lance Taylor <iant@google.com>
4036
4037 PR gold/12880
4038 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
4039 .interp section to a PT_INTERP segment even if we have seen a
4040 --dynamic-linker option. Don't do it if we have seen a PHDRS
4041 clause in a linker script.
4042 (Layout::finalize): Don't create a .interp section if we've
4043 already create a PT_INTERP segment.
4044 (Layout::create_interp): Always call choose_output_section (revert
4045 patch of 2011-06-17). Don't create PT_INTERP segment.
4046 * script-sections.cc
4047 (Script_sections::create_note_and_tls_segments): Add a .interp
4048 section to a PT_INTERP segment even if we have seen a
4049 --dynamic-linker option.
4050
766f91bb
ILT		 40512011-06-18 Ian Lance Taylor <iant@google.com>
4052
4053 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
4054 merely because a non-PT_LOAD segment has a dynamic reloc.
4055
0d212c3a
ILT		 40562011-06-18 Ian Lance Taylor <iant@google.com>
4057
4058 * layout.cc (Layout::finish_dynamic_section): Don't create
4059 DT_FLAGS entry if not needed.
4060
911a5072
ILT		 40612011-06-18 Ian Lance Taylor <iant@google.com>
4062
4063 PR gold/12745
4064 * layout.cc (Layout::layout_eh_frame): Correct handling of
4065 writable .eh_frame section.
4066
534b4e5f
ILT		 40672011-06-17 Ian Lance Taylor <iant@google.com>
4068
4069 PR gold/12893
4070 * resolve.cc (Symbol_table::resolve): Don't give an error if a
4071 symbol is redefined with the exact same object and value.
4072
10b4f102
ILT		 40732011-06-17 Ian Lance Taylor <iant@google.com>
4074
4075 PR gold/12880
4076 * layout.h (class Layout): Add interp_segment_ field.
4077 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
4078 (Layout::attach_allocated_section_to_segment): If making shared
4079 library, put .interp section in PT_INTERP segment.
4080 (Layout::finalize): Also call create_interp if -dynamic-linker
4081 option was used.
4082 (Layout::create_interp): Assert that there is no PT_INTERP
4083 segment. If not using a SECTIONS clause, use make_output_section.
4084 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
4085 * script-sections.cc
4086 (Script_sections::create_note_and_tls_segments): If making shared
4087 library, put .interp section in PT_INTERP segment.
4088
a29b0dad
ILT		 40892011-06-17 Ian Lance Taylor <iant@google.com>
4090
e588ea8d
ILT		 4091 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
4092 when making a shared library.
4093
40942011-06-17 Ian Lance Taylor <iant@google.com>
4095
4096 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
4097 parameter. Change all callers. Don't issue warning about PC32
4098 against locally defined symbol.
a29b0dad 4099
9d3b0698
ILT		 41002011-06-16 Ian Lance Taylor <iant@google.com>
4101
4102 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
4103 occurs in same object.
4104
85b0f90c
AM		 41052011-06-14 Alan Modra <amodra@gmail.com>
4106
4107 * po/POTFILES.in: Regenerate.
4108
a94907d9
ILT		 41092011-06-09 Ian Lance Taylor <iant@google.com>
4110
4111 * script-sections.cc
4112 (Orphan_output_section::set_section_addresses): For a relocatable
4113 link set address to 0.
4114
4fb3a1c3
CC		 41152011-06-09 Cary Coutant <ccoutant@google.com>
4116
4117 PR gold/12804
4118 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
4119 used with --compress-debug-sections.
4120 * gold/object.cc (Sized_relobj_file::do_layout): Report
4121 uncompressed size of compressed input sections.
4122
61220854
CC		 41232011-06-08 Cary Coutant <ccoutant@google.com>
4124
4125 PR gold/12804
4126 * testsuite/two_file_test_2_v1.cc: Change initialization of
4127 v2 to keep it in .data.
4128
e6455dfb
CC		 41292011-06-07 Cary Coutant <ccoutant@google.com>
4130
4131 * common.cc (Symbol_table::do_allocate_commons_list): Call
4132 gold_fallback.
4133 * errors.cc (Errors::fatal): Adjust call to gold_exit.
4134 (Errors::fallback): New function.
4135 (gold_fallback): New function.
4136 * errors.h (Errors::fallback): New function.
4137 * gold.cc (gold_exit): Change status parameter to enum; adjust
4138 all callers.
4139 (queue_initial_tasks): Call gold_fallback.
4140 * gold.h: Include cstdlib.
4141 (Exit_status): New enum type.
4142 (gold_exit): Change status parameter to enum.
4143 (gold_fallback): New function.
4144 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
4145 (Layout::create_symtab_sections): Likewise.
4146 (Layout::create_shdrs): Likewise.
4147 * main.cc (main): Adjust call to gold_exit.
4148 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
4149 (Output_data_got::add_got_entry_pair): Likewise.
4150 (Output_section::add_input_section): Likewise.
4151 (Output_section::add_output_section_data): Likewise.
4152 (Output_segment::set_section_list_addresses): Likewise.
4153 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
4154
fb0e076f
CC		 41552011-06-07 Cary Coutant <ccoutant@google.com>
4156
4157 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
4158 for incremental links.
4159 * output.cc (Output_segment::set_section_list_addresses): Remove
4160 FIXME and test for TLS or BSS.
4161
a5ee4d5d
CC		 41622011-06-07 Cary Coutant <ccoutant@google.com>
4163
4164 * testsuite/Makefile.am: Add incremental_copy_test,
4165 incremental_common_test_1.
4166 * testsuite/Makefile.in: Regenerate.
4167 * testsuite/common_test_1_v1.c: New source file.
4168 * testsuite/common_test_1_v2.c: New source file.
4169 * testsuite/copy_test_v1.cc: New source file.
4170
5146f448
CC		 41712011-06-07 Cary Coutant <ccoutant@google.com>
4172
4173 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
4174 update, allocate common from bss section's free list.
4175 * incremental-dump.cc (dump_incremental_inputs): Print flag for
4176 linker-defined symbols.
4177 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4178 Skip GOT and PLT entries that are no longer referenced.
4179 (Output_section_incremental_inputs::write_info_blocks): Mark
4180 linker-defined symbols.
4181 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
4182 * output.cc (Output_section::allocate): New function.
4183 * output.h (Output_section::allocate): New function.
4184 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
4185 linker-defined symbols.
4186 (Symbol::override_base_with_special): Copy is_predefined_ flag.
4187 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
4188 (Symbol::init_base_output_data): Likewise.
4189 (Symbol::init_base_output_segment): Likewise.
4190 (Symbol::init_base_constant): Likewise.
4191 (Sized_symbol::init_output_data): Likewise.
4192 (Sized_symbol::init_output_segment): Likewise.
4193 (Sized_symbol::init_constant): Likewise.
4194 (Symbol_table::do_define_in_output_data): Likewise.
4195 (Symbol_table::do_define_in_output_segment): Likewise.
4196 (Symbol_table::do_define_as_constant): Likewise.
4197 * symtab.h (Symbol::is_predefined): New function.
4198 (Symbol::init_base_output_data): Add is_predefined parameter.
4199 (Symbol::init_base_output_segment): Likewise.
4200 (Symbol::init_base_constant): Likewise.
4201 (Symbol::is_predefined_): New data member.
4202 (Sized_symbol::init_output_data): Add is_predefined parameter.
4203 (Sized_symbol::init_output_segment): Likewise.
4204 (Sized_symbol::init_constant): Likewise.
4205 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
4206
26d3c67d
CC		 42072011-06-07 Cary Coutant <ccoutant@google.com>
4208
4209 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
4210 instead of emit_copy_reloc.
4211 (Copy_relocs::emit_copy_reloc): Refactor.
4212 (Copy_relocs::make_copy_reloc): New function.
4213 (Copy_relocs::add_copy_reloc): Remove.
4214 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
4215 section.
4216 (Copy_relocs::make_copy_reloc): New function.
4217 (Copy_relocs::add_copy_reloc): Remove.
4218 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
4219 unchanged input files.
4220 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
4221 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
4222 Reserve BSS space for COPY relocations.
4223 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4224 (Output_section_incremental_inputs::write_info_blocks): Record
4225 whether a symbol is copied from a shared object.
4226 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
4227 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
4228 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
4229 (Incremental_input_entry_reader::get_output_symbol_index): Add
4230 is_copy parameter.
4231 (Incremental_binary::emit_copy_relocs): New function.
4232 (Incremental_binary::do_emit_copy_relocs): New function.
4233 (Sized_incremental_binary::Sized_incremental_binary): Initialize
4234 new data member.
4235 (Sized_incremental_binary::add_copy_reloc): New function.
4236 (Sized_incremental_binary::do_emit_copy_relocs): New function.
4237 (Sized_incremental_binary::Copy_reloc): New struct.
4238 (Sized_incremental_binary::Copy_relocs): New typedef.
4239 (Sized_incremental_binary::copy_relocs_): New data member.
4240 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
4241 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
4242 * target.h (Sized_target::emit_copy_reloc): New function.
4243 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
4244
7cdb37d9
CC		 42452011-06-02 Cary Coutant <ccoutant@google.com>
4246
4247 PR gold/12163
4248 * gold/archive.cc (Archive::Archive): Initialize new data member.
4249 (Archive::include_all_members): Return if archive has already been
4250 included.
4251 * gold/archive.h (Archive::include_all_members_): New data member.
4252
cc643b88
NC		 42532011-06-02 Nick Clifton <nickc@redhat.com>
4254
4255 * dynobj.h: Fix spelling mistake in comment.
4256 * output.cc: Likewise.
4257
f62a3ca7 42582011-05-31 Doug Kwan <dougkwan@google.com>
2e702c99 4259 Asier Llano
f62a3ca7
DK		 4260
4261 PR gold/12826
cc643b88 4262 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 4263 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
4264 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
4265 redundant arm_exidx_test.so.
4266 * testsuite/Makefile.in: Regenerate.
4267 (check_SCRIPTS): Add pr12826.sh
4268 (check_DATA): Add pr12826.stdout
4269 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
4270 * testsuite/pr12826.sh: New file.
4271 * testsuite/pr12826_1.s: Ditto.
4272 * testsuite/pr12826_1.s: Ditto.
4273
8dbe1edc
ILT		 42742011-05-30 Ian Lance Taylor <iant@google.com>
4275
4276 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
4277 sections.
4278
c49875be
ILT		 42792011-05-29 Ian Lance Taylor <iant@google.com>
4280
4281 PR gold/12804
4282 * testsuite/Makefile.am: Use different file name for two_file_test
4283 temporary file for each incremental test.
4284 * testsuite/Makefile.in: Rebuild.
4285
69d53f7a
ILT		 42862011-05-29 Ian Lance Taylor <iant@google.com>
4287
4288 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
4289 binary input file is empty.
4290
41d0ab5f
ILT		 42912011-05-27 Ian Lance Taylor <iant@google.com>
4292
4293 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
4294 (ver_test_9.so): Likewise.
4295 * testsuite/Makefile.in: Rebuild.
4296
89d8a36b
CC		 42972011-05-26 Cary Coutant <ccoutant@google.com>
4298
4299 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
4300 * incremental.cc (Incremental_inputs::report_input_section): Fix
4301 comment, indentation.
4302 (Incremental_inputs::report_comdat_group): New function.
4303 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4304 of data for incremental input file entry.
4305 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
4306 group count, COMDAT group signatures.
4307 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
4308 an unchanged input file.
4309 * incremental.h (Incremental_object_entry::Incremental_object_entry):
4310 Initialize new data member.
4311 (Incremental_object_entry::add_comdat_group): New function.
4312 (Incremental_object_entry::get_comdat_group_count): New function.
4313 (Incremental_object_entry::get_comdat_signature_key): New function.
4314 (Incremental_object_entry::groups_): New data member.
4315 (Incremental_inputs::report_comdat_group): New function.
4316 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
4317 data for incremental input file entry.
4318 (Incremental_input_entry_reader::get_comdat_group_count): New function.
4319 (Incremental_input_entry_reader::get_input_section): Adjust size of
4320 data for incremental input file entry.
4321 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
4322 (Incremental_input_entry_reader::get_comdat_group_signature): New
4323 function.
4324 * object.cc (Sized_relobj::include_section_group): Report kept
4325 COMDAT groups for incremental links.
4326
1706a06f
ILT		 43272011-05-24 David Meyer <pdox@google.com>
4328
4329 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
4330 with name parameter. Add found_name parameter.
4331 * fileread.cc (Input_file::find_file): Adjust code accordingly.
4332 * dirsearch.h (class Dirsearch): Update declaration.
4333
a10ae760
ILT		 43342011-05-24 Ian Lance Taylor <iant@google.com>
4335
4336 * archive.cc (Library_base::should_include_member): Pull in object
4337 from archive if it defines the entry symbol.
4338 * parameters.cc (Parameters::entry): New function.
4339 * parameters.h (class Parameters): Declare entry.
4340 * output.h (class Output_file_header): Remove entry_ field.
4341 * output.cc (Output_file_header::Output_file_header): Remove entry
4342 parameter. Change all callers.
4343 (Output_file_header::entry): Use parameters->entry.
4344 * gold.cc (queue_middle_tasks): Likewise.
4345 * plugin.cc (Plugin_hook::run): Likewise.
4346
aa92d6ed
CC		 43472011-05-24 Cary Coutant <ccoutant@google.com>
4348
4349 * gold.cc (queue_initial_tasks): Pass incremental base filename
4350 to Output_file::open_base_file; don't print error message.
4351 * incremental-dump.cc (main): Adjust call to
4352 Output_file::open_for_modification.
4353 * incremental-dump.cc (main): Likewise.
4354 * incremental.cc (Incremental_inputs::report_command_line):
4355 Ignore --incremental-base option when comparing command lines.
4356 Ignore parameter when given as separate argument.
4357 * options.h (class General_options): Add --incremental-base.
4358 * output.cc (Output_file::Output_file):
4359 (Output_file::open_base_file): Add base_name and writable parameters;
4360 read base file into new file; print error message here.
4361 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4362 callers.
4363 * output.h (Output_file::open_for_modification): Rename to...
4364 (Output_file::open_base_file): ...this; add base_name and
4365 writable parameters; adjust all callers.
4366 (Output_file::map_no_anonymous): Add writable parameter; adjust all
4367 callers.
4368 * testsuite/Makefile.am (incremental_test_4): Test
4369 --incremental-base.
4370 * testsuite/Makefile.in: Regenerate.
4371
2eedd706
CC		 43722011-05-24 Cary Coutant <ccoutant@google.com>
4373
4374 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
4375 incremental_test_4.
4376 * testsuite/Makefile.in: Regenerate.
4377 * testsuite/two_file_test_1_v1.cc: New test source file.
4378 * testsuite/two_file_test_1b_v1.cc: New test source file.
4379 * testsuite/two_file_test_2_v1.cc: New test source file.
4380
0f1c85a6
CC		 43812011-05-24 Cary Coutant <ccoutant@google.com>
4382
4383 * dynobj.h (Dynobj::do_dynobj): New function.
4384 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
4385 flag and soname for shared objects.
4386 * incremental.cc (Incremental_inputs::report_object): Make
4387 either Incremental_object_entry or Incremental_dynobj_entry; add
4388 soname to string table.
4389 (Incremental_inputs::report_input_section): Add assertion.
4390 (Output_section_incremental_inputs::set_final_data_size): Adjust
4391 type of input file entry for shared libraries; adjust size of
4392 shared library info entry.
4393 (Output_section_incremental_inputs::write_input_files): Write
4394 as_needed flag for shared libraries.
4395 (Output_section_incremental_inputs::write_info_blocks): Adjust type
4396 of input file entry for shared libraries; write soname.
4397 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
4398 soname from incremental info.
4399 * incremental.h (enum Incremental_input_flags): Add
4400 INCREMENTAL_INPUT_AS_NEEDED.
4401 (Incremental_input_entry::Incremental_input_entry): Initialize new
4402 data member.
4403 (Incremental_input_entry::set_as_needed): New function.
4404 (Incremental_input_entry::as_needed): New function.
4405 (Incremental_input_entry::do_dynobj_entry): New function.
4406 (Incremental_input_entry::as_needed_): New data member.
4407 (Incremental_object_entry::Incremental_object_entry): Don't check
4408 for shared library.
4409 (Incremental_object_entry::do_type): Likewise.
4410 (class Incremental_dynobj_entry): New class.
4411 (Incremental_input_entry_reader::as_needed): New function.
4412 (Incremental_input_entry_reader::get_soname): New function.
4413 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
4414 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
4415 size of shared library info entry.
58797674 4416 * layout.cc (Layout::finish_dynamic_section): Don't test for
0f1c85a6
CC		 4417 incremental link when adding DT_NEEDED entries.
4418 * object.h (Object::Object): Initialize new data member.
4419 (Object::dynobj): New function.
4420 (Object::set_as_needed): New function.
4421 (Object::as_needed): New function.
4422 (Object::do_dynobj): New function.
4423 (Object::as_needed_): New data member.
4424
6fa2a40b
CC		 44252011-05-24 Cary Coutant <ccoutant@google.com>
4426
4427 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
4428 info; adjust display of GOT entries.
4429 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4430 vector of input objects; remove file_status_.
4431 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
4432 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
4433 got_plt reader; call target hooks to reserve GOT entries.
4434 (Output_section_incremental_inputs::set_final_data_size): Adjust size
4435 of input file info header and GOT info entry.
4436 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
4437 relocation info.
4438 (Got_plt_view_info::got_descriptor): Remove.
4439 (Got_plt_view_info::sym_index): New data member.
4440 (Got_plt_view_info::input_index): New data member.
4441 (Local_got_offset_visitor::visit): Write input file index.
4442 (Global_got_offset_visitor::visit): Write 0 for input file index.
4443 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
4444 with sym_index and input_index.
4445 (Output_section_incremental_inputs::write_got_plt): Adjust size of
4446 incremental info GOT entry; replace got_descriptor with input_index.
4447 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
4448 map from input file index to object.
4449 (Sized_relobj_incr::do_layout): Replace direct data member reference
4450 with accessor function.
4451 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
4452 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
4453 Adjust size of input file info header.
4454 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
4455 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
4456 (Incremental_input_entry_reader::get_input_section): Adjust size of
4457 input file info header.
4458 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
4459 of incremental info GOT entry.
4460 (Incremental_got_plt_reader::get_got_desc): Remove.
4461 (Incremental_got_plt_reader::get_got_symndx): New function.
4462 (Incremental_got_plt_reader::get_got_input_index): New function.
4463 (Sized_incremental_binary::Sized_incremental_binary): Remove
4464 file_status_; add input_objects_.
4465 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
4466 (Sized_incremental_binary::set_file_is_unchanged): Remove.
4467 (Sized_incremental_binary::file_is_unchanged): Remove.
4468 (Sized_incremental_binary::set_input_object): New function.
4469 (Sized_incremental_binary::input_object): New function.
4470 (Sized_incremental_binary::file_status_): Remove.
4471 (Sized_incremental_binary::input_objects_): New data member.
4472 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
4473 references.
4474 (Sized_relobj_incr::invalid_address): Move to base class.
4475 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
4476 class.
4477 (Sized_relobj_incr::do_output_section_offset): Likewise.
4478 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
4479 (Sized_relobj_incr::section_offsets_): Likewise.
4480 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
4481 function.
4482 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
4483 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
4484 with accessor function.
4485 (Sized_relobj_file::do_layout): Likewise.
4486 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
4487 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
4488 (Sized_relobj_file::compute_final_local_value): Replace refs to
4489 section_offsets_ with accessor function.
4490 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
4491 * object.h (Relobj::Relobj): Initialize new data members.
4492 (Relobj::add_dyn_reloc): New function.
4493 (Relobj::first_dyn_reloc): New function.
4494 (Relobj::dyn_reloc_count): New function.
4495 (Relobj::first_dyn_reloc_): New data member.
4496 (Relobj::dyn_reloc_count_): New data member.
4497 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
4498 references.
4499 (Sized_relobj::Address): New typedef.
4500 (Sized_relobj::invalid_address): Move here from child class.
4501 (Sized_relobj::Sized_relobj): Initialize new data members.
4502 (Sized_relobj::sized_relobj): New function.
4503 (Sized_relobj::is_output_section_offset_invalid): Move here from
4504 child class.
4505 (Sized_relobj::get_output_section_offset): Likewise.
4506 (Sized_relobj::local_has_got_offset): Likewise.
4507 (Sized_relobj::local_got_offset): Likewise.
4508 (Sized_relobj::set_local_got_offset): Likewise.
4509 (Sized_relobj::do_for_all_local_got_entries): Likewise.
4510 (Sized_relobj::clear_got_offsets): New function.
4511 (Sized_relobj::section_offsets): Move here from child class.
4512 (Sized_relobj::do_output_section_offset): Likewise.
4513 (Sized_relobj::do_set_section_offset): Likewise.
4514 (Sized_relobj::Local_got_offsets): Likewise.
4515 (Sized_relobj::local_got_offsets_): Likewise.
4516 (Sized_relobj::section_offsets_): Likewise.
4517 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
4518 references.
4519 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
4520 class.
4521 (Sized_relobj_file::sized_relobj): New function
4522 (Sized_relobj_file::local_has_got_offset): Move to base class.
4523 (Sized_relobj_file::local_got_offset): Likewise.
4524 (Sized_relobj_file::set_local_got_offset): Likewise.
4525 (Sized_relobj_file::get_output_section_offset): Likewise.
4526 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
4527 (Sized_relobj_file::do_output_section_offset): Likewise.
4528 (Sized_relobj_file::do_set_section_offset): Likewise.
4529 (Sized_relobj_file::Local_got_offsets): Likewise.
4530 (Sized_relobj_file::local_got_offsets_): Likewise.
4531 (Sized_relobj_file::section_offsets_): Likewise.
4532 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
4533 (all constructors).
4534 (set_needs_dynsym_index): Convert relobj to derived class pointer.
4535 (Output_reloc::get_symbol_index): Likewise.
4536 (Output_reloc::local_section_offset): Likewise.
4537 (Output_reloc::get_address): Likewise.
4538 (Output_reloc::symbol_value): Likewise.
4539 (Output_data_got::reserve_slot): Move to class definition.
4540 (Output_data_got::reserve_local): New function.
4541 (Output_data_got::reserve_slot_for_global): Remove.
4542 (Output_data_got::reserve_global): New function.
4543 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
4544 (all constructors, two instantiations).
4545 (Output_reloc::get_relobj): New function (two instantiations).
4546 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
4547 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
4548 (Output_data_reloc::add_global): Adjust type of relobj.
4549 (Output_data_reloc::add_global_relative): Likewise.
4550 (Output_data_reloc::add_symbolless_global_addend): Likewise.
4551 (Output_data_reloc::add_local): Likewise.
4552 (Output_data_reloc::add_local_relative): Likewise.
4553 (Output_data_reloc::add_symbolless_local_addend): Likewise.
4554 (Output_data_reloc::add_local_section): Likewise.
4555 (Output_data_reloc::add_output_section): Likewise.
4556 (Output_data_reloc::add_absolute): Likewise.
4557 (Output_data_reloc::add_target_specific): Likewise.
4558 (Output_data_got::reserve_slot): Move definition here.
4559 (Output_data_got::reserve_local): New function.
4560 (Output_data_got::reserve_global): New function.
4561 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
4562 section_offsets_ with accessor function.
4563 (Sized_relobj_file::write_sections): Likewise.
4564 (Sized_relobj_file::do_relocate_sections): Likewise.
4565 * target.h (Sized_target::reserve_local_got_entry): New function.
4566 (Sized_target::reserve_global_got_entry): New function.
4567 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
4568 (Target_x86_64::reserve_global_got_entry): New function.
4569 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
4570
4829d394
CC		 45712011-05-23 Cary Coutant <ccoutant@google.com>
4572
4573 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
4574 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
4575 bit when checking got_type.
4576 * incremental.cc (Sized_incremental_binary::setup_readers):
4577 Store symbol table and string table locations; initialize bit vector
4578 of file status flags.
4579 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
4580 unchanged files.
4581 (Sized_incremental_binary::do_process_got_plt): New function.
4582 (Sized_incremental_binary::get_symtab_view): Use stored locations.
4583 (Output_section_incremental_inputs::set_final_data_size): Record
4584 file index for each input file.
4585 (Output_section_incremental_inputs::write_got_plt): Store file index
4586 instead of input entry offset for each GOT entry.
4587 * incremental.h
4588 (Incremental_input_entry::Incremental_input_entry): Initialize new
4589 data member.
4590 (Incremental_input_entry::set_offset): Store file index.
4591 (Incremental_input_entry::get_file_index): New function.
4592 (Incremental_input_entry::file_index_): New data member.
4593 (Incremental_binary::process_got_plt): New function.
4594 (Incremental_binary::do_process_got_plt): New function.
4595 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4596 data members.
4597 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
4598 (Sized_incremental_binary::set_file_is_unchanged): New function.
4599 (Sized_incremental_binary::file_is_unchanged): New function.
4600 (Sized_incremental_binary::do_process_got_plt): New function.
4601 (Sized_incremental_binary::file_status_): New data member.
4602 (Sized_incremental_binary::main_symtab_loc_): New data member.
4603 (Sized_incremental_binary::main_strtab_loc_): New data member.
4604 * output.cc (Output_data_got::Got_entry::write): Add case
4605 RESERVED_CODE.
4606 (Output_data_got::add_global): Call add_got_entry.
4607 (Output_data_got::add_global_plt): Likewise.
4608 (Output_data_got::add_global_with_rel): Likewise.
4609 (Output_data_got::add_global_with_rela): Likewise.
4610 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
4611 (Output_data_got::add_global_pair_with_rela): Likewise.
4612 (Output_data_got::add_local): Call add_got_entry.
4613 (Output_data_got::add_local_plt): Likewise.
4614 (Output_data_got::add_local_with_rel): Likewise.
4615 (Output_data_got::add_local_with_rela): Likewise.
4616 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
4617 (Output_data_got::add_local_pair_with_rela): Likewise.
4618 (Output_data_got::reserve_slot): New function.
4619 (Output_data_got::reserve_slot_for_global): New function.
4620 (Output_data_got::add_got_entry): New function.
4621 (Output_data_got::add_got_entry_pair): New function.
4622 (Output_section::add_output_section_data): Edit FIXME.
4623 * output.h
4624 (Output_section_data_build::Output_section_data_build): New
4625 constructor with size parameter.
4626 (Output_data_space::Output_data_space): Likewise.
4627 (Output_data_got::Output_data_got): Initialize new data member; new
4628 constructor with size parameter.
4629 (Output_data_got::add_constant): Call add_got_entry.
4630 (Output_data_got::reserve_slot): New function.
4631 (Output_data_got::reserve_slot_for_global): New function.
4632 (class Output_data_got::Got_entry): Add RESERVED_CODE.
4633 (Output_data_got::add_got_entry): New function.
4634 (Output_data_got::add_got_entry_pair): New function.
4635 (Output_data_got::free_list_): New data member.
4636 * target.h (Sized_target::init_got_plt_for_update): New function.
4637 (Sized_target::register_global_plt_entry): New function.
4638 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
4639 Initialize new data member; call init; add constructor with PLT count.
4640 (Output_data_plt_x86_64::init): New function.
4641 (Output_data_plt_x86_64::add_relocation): New function.
4642 (Output_data_plt_x86_64::reserve_slot): New function.
4643 (Output_data_plt_x86_64::free_list_): New data member.
4644 (Target_x86_64::init_got_plt_for_update): New function.
4645 (Target_x86_64::register_global_plt_entry): New function.
4646 (Output_data_plt_x86_64::add_entry): Allocate from free list for
4647 incremental updates.
4648 (Output_data_plt_x86_64::add_relocation): New function.
4649 * testsuite/object_unittest.cc (Object_test): Set default options.
4650
ec69d6da
ILT		 46512011-05-16 Ian Lance Taylor <iant@google.com>
4652
4653 * options.h (class General_options): Make -i a synonym for -r.
4654
732e31de
ILT		 46552011-05-16 Ian Lance Taylor <iant@google.com>
4656
4657 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
4658
403676b5
CC		 46592011-05-10 Cary Coutant <ccoutant@google.com>
4660
4661 * object.cc (Sized_relobj::do_count_local_symbols): Check for
4662 strip_all (-s).
4663
5b7b7d6e
ILT		 46642011-05-06 Ian Lance Taylor <iant@google.com>
4665
4666 * layout.cc (Layout::layout): If the output section flags change,
4667 update the ordering.
4668
f0f9babf
CC		 46692011-04-25 Cary Coutant <ccoutant@google.com>
4670
4671 * incremental-dump.cc (dump_incremental_inputs): Print local
4672 symbol info for each input file.
4673 * incremental.cc
4674 (Output_section_incremental_inputs::set_final_data_size): Add local
4675 symbol info to input file entries in incremental info.
4676 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4677 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
4678 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
4679 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
4680 implementation.
4681 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
4682 (Sized_incr_relobj::do_relocate): Write the local symbols.
4683 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
4684 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
4685 Adjust size of input file header.
4686 (Incremental_inputs_reader::get_local_symbol_offset): New function.
4687 (Incremental_inputs_reader::get_local_symbol_count): New function.
4688 (Incremental_inputs_reader::get_input_section): Adjust size of input
4689 file header.
4690 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
4691 (Sized_incr_relobj::This): New typedef.
4692 (Sized_incr_relobj::sym_size): New const data member.
4693 (Sized_incr_relobj::Local_symbol): New struct.
4694 (Sized_incr_relobj::do_output_local_symbol_count): New function.
4695 (Sized_incr_relobj::do_local_symbol_offset): New function.
4696 (Sized_incr_relobj::local_symbol_count_): New data member.
4697 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
4698 (Sized_incr_relobj::local_symbol_index_): New data member.
4699 (Sized_incr_relobj::local_symbol_offset_): New data member.
4700 (Sized_incr_relobj::local_dynsym_offset_): New data member.
4701 (Sized_incr_relobj::local_symbols_): New data member.
4702 * object.h (Relobj::output_local_symbol_count): New function.
4703 (Relobj::local_symbol_offset): New function.
4704 (Relobj::do_output_local_symbol_count): New function.
4705 (Relobj::do_local_symbol_offset): New function.
4706 (Sized_relobj::do_output_local_symbol_count): New function.
4707 (Sized_relobj::do_local_symbol_offset): New function.
4708
d0a9ace3
ILT		 47092011-04-22 Vladimir Simonov <sv@sw.ru>
4710
4711 * descriptors.cc (set_close_on_exec): New function.
4712 (Descriptors::open): Use set_close_on_exec.
4713 * output.cc (S_ISLNK): Define if not defined.
4714
94a3fc8b
CC		 47152011-04-22 Cary Coutant <ccoutant@google.com>
4716
4717 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
4718 global symbol map.
4719 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4720 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
4721 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
4722 relocations.
4723 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
4724 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
4725 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
4726 * incremental.h
4727 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
4728 function.
4729 (Incremental_binary::apply_incremental_relocs): New function.
4730 (Incremental_binary::do_apply_incremental_relocs): New function.
4731 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
4732 data member.
4733 (Sized_incremental_binary::add_global_symbol): New function.
4734 (Sized_incremental_binary::global_symbol): New function.
4735 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
4736 (Sized_incremental_binary::symbol_map_): New data member.
4737 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
4738 * target.h (Sized_target::apply_relocation): New function.
4739 * target-reloc.h (apply_relocation): New function.
4740 * x86_64.cc (Target_x86_64::apply_relocation): New function.
4741
c87e4302
DK		 47422011-04-22 Doug Kwan <dougkwan@google.com>
4743
4744 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
4745 flag of a SHT_ARM_EXIDX section.
2e702c99 4746 * testsuite/Makefile.am (arm_exidx_test): New test rules.
c87e4302
DK		 4747 * testsuite/Makefile.in: Regenerate.
4748 * testsuite/arm_exidx_test.s: New file.
4749 * testsuite/arm_exidx_test.sh: Same.
4750
e7782cf6
CC		 47512011-04-20 Cary Coutant <ccoutant@google.com>
4752
4753 PR gold/12689
4754 * archive.h (Incremental_archive_entry::Archive_member):
4755 Initialize arg_serial_ (second constructor).
4756
308ecdc7
ILT		 47572011-04-17 Ian Lance Taylor <iant@google.com>
4758
4759 * object.cc (Relocate_info::location): Simplify location string.
4760 * errors.cc (Errors::error_at_location): Don't print program
4761 name.
4762 (Errors::warning_at_location): Likewise.
4763 (Errors::undefined_symbol): Likewise.
4764 * testsuite/debug_msg.sh: Update accordingly.
4765
bec5b579
CC		 47662011-04-14 Cary Coutant <ccoutant@google.com>
4767
4768 * gold/layout.cc (Layout::symtab_section_offset): New function.
4769 * gold/layout.h (Layout::symtab_section_offset): New function.
4770 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
4771
88597d34
ILT		 47722011-04-12 Ian Lance Taylor <iant@google.com>
4773
4774 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
4775 with MREMAP_MAYMOVE.
4776 * output.h (class Output_file): Add map_is_allocated_ field.
4777 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
4778 not available, provide stubs. If mremap is not available, #define
4779 it to gold_mremap.
4780 (MREMAP_MAYMOVE): Define if not defined.
4781 (Output_file::Output_file): Initialize map_is_allocated_.
4782 (Output_file::resize): Check map_is_allocated_.
4783 (Output_file::map_anonymous): If mmap fails, use malloc.
4784 (Output_file::unmap): Don't do anything for an anonymous map.
4785 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
4786 is not available, provide stubs.
4787 (File_read::View::~View): Use free rather than delete[].
4788 (File_read::make_view): Use malloc rather than new[]. If mmap
4789 fails, use malloc.
4790 (File_read::find_or_make_view): Use malloc rather than new[].
4791 * gold.h: Remove HAVE_REMAP code.
4792 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
4793 exists. Rename mremap to gold_mremap. If mmap is not available
4794 don't do anything.
4795 * configure, config.in: Rebuild.
4796
11e361bc
ILT		 47972011-04-11 Ian Lance Taylor <iant@google.com>
4798
4799 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
4800 initialize local variable v.
4801
cdc29364
CC		 48022011-04-11 Cary Coutant <ccoutant@google.com>
4803
4804 * archive.cc (Archive::include_member): Adjust call to
4805 report_object.
4806 (Add_archive_symbols::run): Track argument serial numbers.
4807 (Lib_group::include_member): Likewise.
4808 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
4809 * archive.h (Incremental_archive_entry::Archive_member):
4810 Initialize arg_serial_.
4811 (Archive_member::arg_serial_): New data member.
4812 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
4813 (Sized_dynobj::do_add_symbols): Track symbols when doing an
4814 incremental link.
4815 (Sized_dynobj::do_for_all_local_got_entries): New function.
4816 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
4817 function.
4818 * fileread.cc (get_mtime): New function.
4819 * fileread.h (get_mtime): New function.
4820 * gold.cc (queue_initial_tasks): Check for incremental update.
4821 (process_incremental_input): New function.
4822 (queue_middle_tasks): Don't force valid target for incremental
4823 update.
4824 * incremental-dump.cc (find_input_containing_global): Adjust
4825 size of symbol info entry.
4826 (dump_incremental_inputs): Dump argument serial number and
4827 in_system_directory flag; bias shndx by 1; print symbol names
4828 when dumping per-file symbol lists; use new symbol info readers.
4829 * incremental.cc
4830 (Output_section_incremental_inputs:update_data_size): New function.
4831 (Sized_incremental_binary::setup_readers): Setup input readers
4832 for each input file; build maps for files added from libraries
4833 and scripts.
4834 (Sized_incremental_binary::check_input_args): New function.
4835 (Sized_incremental_binary::do_check_inputs): Build map of argument
4836 serial numbers to input arguments.
4837 (Sized_incremental_binary::do_file_has_changed): Rename
4838 do_file_is_unchanged to this; compare file modification times.
4839 (Sized_incremental_binary::do_init_layout): New function.
4840 (Sized_incremental_binary::do_reserve_layout): New function.
4841 (Sized_incremental_binary::do_get_input_reader): Remove.
4842 (Sized_incremental_binary::get_symtab_view): New function.
4843 (Incremental_checker::can_incrementally_link_output_file): Remove.
4844 (Incremental_inputs::report_command_line): Exclude --debug options.
4845 (Incremental_inputs::report_archive_begin): Add parameter; track
4846 argument serial numbers; don't put input file entry for archive
4847 before archive members.
4848 (Incremental_inputs::report_archive_end): Put input file entry
4849 for archive after archive members.
4850 (Incremental_inputs::report_object): Add parameter; track argument
4851 serial numbers and in_system_directory flag.
4852 (Incremental_inputs::report_script): Add parameter; track argument
4853 serial numbers.
4854 (Output_section_incremental_inputs::set_final_data_size): Adjust
4855 size of symbol info entry; check for forwarding symbols.
4856 (Output_section_incremental_inputs::write_input_files): Write
4857 in_system_directory flag and argument serial number.
4858 (Output_section_incremental_inputs::write_info_blocks): Map section
4859 indices between incremental info and original input file; store
4860 input section index for each symbol.
4861 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
4862 change operator() to visit().
4863 (class Global_got_offset_visitor): Likewise.
4864 (class Global_symbol_visitor_got_plt):
4865 (Output_section_incremental_inputs::write_got_plt): Use new visitor
4866 classes.
4867 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
4868 (Sized_incr_relobj::do_read_symbols): New function.
4869 (Sized_incr_relobj::do_layout): New function.
4870 (Sized_incr_relobj::do_layout_deferred_sections): New function.
4871 (Sized_incr_relobj::do_add_symbols): New function.
4872 (Sized_incr_relobj::do_should_include_member): New function.
4873 (Sized_incr_relobj::do_for_all_global_symbols): New function.
4874 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
4875 (Sized_incr_relobj::do_section_size): New function.
4876 (Sized_incr_relobj::do_section_name): New function.
4877 (Sized_incr_relobj::do_section_contents): New function.
4878 (Sized_incr_relobj::do_section_flags): New function.
4879 (Sized_incr_relobj::do_section_entsize): New function.
4880 (Sized_incr_relobj::do_section_address): New function.
4881 (Sized_incr_relobj::do_section_type): New function.
4882 (Sized_incr_relobj::do_section_link): New function.
4883 (Sized_incr_relobj::do_section_info): New function.
4884 (Sized_incr_relobj::do_section_addralign): New function.
4885 (Sized_incr_relobj::do_initialize_xindex): New function.
4886 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
4887 (Sized_incr_relobj::do_read_relocs): New function.
4888 (Sized_incr_relobj::do_gc_process_relocs): New function.
4889 (Sized_incr_relobj::do_scan_relocs): New function.
4890 (Sized_incr_relobj::do_count_local_symbols): New function.
4891 (Sized_incr_relobj::do_finalize_local_symbols): New function.
4892 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
4893 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
4894 (Sized_incr_relobj::do_relocate): New function.
4895 (Sized_incr_relobj::do_set_section_offset): New function.
4896 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
4897 (Sized_incr_dynobj::do_read_symbols): New function.
4898 (Sized_incr_dynobj::do_layout): New function.
4899 (Sized_incr_dynobj::do_add_symbols): New function.
4900 (Sized_incr_dynobj::do_should_include_member): New function.
4901 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
4902 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
4903 (Sized_incr_dynobj::do_section_size): New function.
4904 (Sized_incr_dynobj::do_section_name): New function.
4905 (Sized_incr_dynobj::do_section_contents): New function.
4906 (Sized_incr_dynobj::do_section_flags): New function.
4907 (Sized_incr_dynobj::do_section_entsize): New function.
4908 (Sized_incr_dynobj::do_section_address): New function.
4909 (Sized_incr_dynobj::do_section_type): New function.
4910 (Sized_incr_dynobj::do_section_link): New function.
4911 (Sized_incr_dynobj::do_section_info): New function.
4912 (Sized_incr_dynobj::do_section_addralign): New function.
4913 (Sized_incr_dynobj::do_initialize_xindex): New function.
4914 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
4915 (make_sized_incremental_object): New function.
4916 (Incremental_library::copy_unused_symbols): New function.
4917 (Incremental_library::do_for_all_unused_symbols): New function.
4918 * incremental.h (enum Incremental_input_flags): New type.
4919 (class Incremental_checker): Remove.
4920 (Incremental_input_entry::Incremental_input_entry): Add argument
4921 serial number.
4922 (Incremental_input_entry::arg_serial): New function.
4923 (Incremental_input_entry::set_is_in_system_directory): New function.
4924 (Incremental_input_entry::is_in_system_directory): New function.
4925 (Incremental_input_entry::arg_serial_): New data member.
4926 (Incremental_input_entry::is_in_system_directory_): New data member.
4927 (class Script_info): Move here from script.h.
4928 (Script_info::Script_info): Add filename parameter.
4929 (Script_info::filename): New function.
4930 (Script_info::filename_): New data member.
4931 (Incremental_script_entry::Incremental_script_entry): Add argument
4932 serial number.
4933 (Incremental_object_entry::Incremental_object_entry): Likewise.
4934 (Incremental_object_entry::add_input_section): Build list of input
4935 sections with map to original shndx.
4936 (Incremental_object_entry::get_input_section_index): New function.
4937 (Incremental_object_entry::shndx_): New data member.
4938 (Incremental_object_entry::name_key_): Rename; adjust all refs.
4939 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
4940 (Incremental_archive_entry::Incremental_archive_entry): Add argument
4941 serial number.
4942 (Incremental_inputs::report_archive_begin): Likewise.
4943 (Incremental_inputs::report_object): Likewise.
4944 (Incremental_inputs::report_script): Likewise.
4945 (class Incremental_global_symbol_reader): New class.
4946 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
4947 and store flags and input file type.
4948 (Incremental_input_entry_reader::arg_serial): New function.
4949 (Incremental_input_entry_reader::type): Extract type from flags.
4950 (Incremental_input_entry_reader::is_in_system_directory): New function.
4951 (Incremental_input_entry_reader::get_input_section_count): Call
4952 accessor function for type.
4953 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
4954 function for type; adjust size of global symbol entry.
4955 (Incremental_input_entry_reader::get_global_symbol_count): Call
4956 accessor function for type.
4957 (Incremental_input_entry_reader::get_object_count): Likewise.
4958 (Incremental_input_entry_reader::get_object_offset): Likewise.
4959 (Incremental_input_entry_reader::get_member_count): Likewise.
4960 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
4961 (Incremental_input_entry_reader::get_member_offset): Likewise.
4962 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
4963 (Incremental_input_entry_reader::Global_symbol_info): Remove.
4964 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
4965 (Incremental_input_entry_reader::get_global_symbol_reader): New
4966 function.
4967 (Incremental_input_entry_reader::get_output_symbol_index): New
4968 function.
4969 (Incremental_input_entry_reader::type_): Remove.
4970 (Incremental_input_entry_reader::flags_): New data member.
4971 (Incremental_inputs_reader::input_file_offset): New function.
4972 (Incremental_inputs_reader::input_file_index): New function.
4973 (Incremental_inputs_reader::input_file): Call input_file_offset.
4974 (Incremental_inputs_reader::input_file_at_offset): New function.
4975 (Incremental_relocs_reader::get_r_type): Reformat.
4976 (Incremental_relocs_reader::get_r_shndx): Reformat.
4977 (Incremental_relocs_reader::get_r_offset): Reformat.
4978 (Incremental_relocs_reader::data): New function.
4979 (Incremental_binary::Incremental_binary): Initialize new data members.
4980 (Incremental_binary::check_inputs): Add cmdline parameter.
4981 (Incremental_binary::file_is_unchanged): Remove.
4982 (Input_reader::arg_serial): New function.
4983 (Input_reader::get_unused_symbol_count): New function.
4984 (Input_reader::get_unused_symbol): New function.
4985 (Input_reader::do_arg_serial): New function.
4986 (Input_reader::do_get_unused_symbol_count): New function.
4987 (Input_reader::do_get_unused_symbol): New function.
4988 (Incremental_binary::input_file_count): New function.
4989 (Incremental_binary::get_input_reader): Change signature to use
4990 index instead of filename.
4991 (Incremental_binary::file_has_changed): New function.
4992 (Incremental_binary::get_input_argument): New function.
4993 (Incremental_binary::get_library): New function.
4994 (Incremental_binary::get_script_info): New function.
4995 (Incremental_binary::init_layout): New function.
4996 (Incremental_binary::reserve_layout): New function.
4997 (Incremental_binary::output_file): New function.
4998 (Incremental_binary::do_check_inputs): New function.
4999 (Incremental_binary::do_file_is_unchanged): Remove.
5000 (Incremental_binary::do_file_has_changed): New function.
5001 (Incremental_binary::do_init_layout): New function.
5002 (Incremental_binary::do_reserve_layout): New function.
5003 (Incremental_binary::do_input_file_count): New function.
5004 (Incremental_binary::do_get_input_reader): Change signature.
5005 (Incremental_binary::input_args_map_): New data member.
5006 (Incremental_binary::library_map_): New data member.
5007 (Incremental_binary::script_map_): New data member.
5008 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5009 new data members.
5010 (Sized_incremental_binary::output_section): New function.
5011 (Sized_incremental_binary::inputs_reader): Add const.
5012 (Sized_incremental_binary::symtab_reader): Add const.
5013 (Sized_incremental_binary::relocs_reader): Add const.
5014 (Sized_incremental_binary::got_plt_reader): Add const.
5015 (Sized_incremental_binary::get_symtab_view): New function.
5016 (Sized_incremental_binary::Inputs_reader): New typedef.
5017 (Sized_incremental_binary::Input_entry_reader): New typedef.
5018 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
5019 (Sized_incremental_binary::do_file_is_unchanged): Remove.
5020 (Sized_incremental_binary::do_file_has_changed): New function.
5021 (Sized_incremental_binary::do_init_layout): New function.
5022 (Sized_incremental_binary::do_reserve_layout): New function.
5023 (Sized_input_reader::Inputs_reader): Remove.
5024 (Sized_input_reader::Input_entry_reader): Remove.
5025 (Sized_input_reader::do_arg_serial): New function.
5026 (Sized_input_reader::do_get_unused_symbol_count): New function.
5027 (Sized_input_reader::do_get_unused_symbol): New function.
5028 (Sized_incremental_binary::do_input_file_count): New function.
5029 (Sized_incremental_binary::do_get_input_reader): Change signature;
5030 use index instead of filename.
5031 (Sized_incremental_binary::section_map_): New data member.
5032 (Sized_incremental_binary::input_entry_readers_): New data member.
5033 (class Sized_incr_relobj): New class.
5034 (class Sized_incr_dynobj): New class.
5035 (make_sized_incremental_object): New function.
5036 (class Incremental_library): New class.
5037 * layout.cc (Free_list::num_lists): New static data member.
5038 (Free_list::num_nodes): New static data member.
5039 (Free_list::num_removes): New static data member.
5040 (Free_list::num_remove_visits): New static data member.
5041 (Free_list::num_allocates): New static data member.
5042 (Free_list::num_allocate_visits): New static data member.
5043 (Free_list::init): New function.
5044 (Free_list::remove): New function.
5045 (Free_list::allocate): New function.
5046 (Free_list::dump): New function.
5047 (Free_list::print_stats): New function.
5048 (Layout_task_runner::run): Resize output file for incremental updates.
5049 (Layout::Layout): Initialize new data members.
5050 (Layout::set_incremental_base): New function.
5051 (Layout::init_fixed_output_section): New function.
5052 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
5053 incremental updates.
5054 (Layout::create_gold_note): Do not create gold note section for
5055 incremental updates.
5056 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
5057 for incremental updates.
5058 (Layout::set_section_offsets): For incremental updates, allocate space
5059 from free list.
5060 (Layout::create_symtab_sections): Layout with offsets relative to
5061 start of section; for incremental updates, allocate space from free
5062 list.
5063 (Layout::create_shdrs): For incremental updates, allocate space from
5064 free list.
5065 (Layout::finish_dynamic_section): For incremental updates, do not
5066 check --as-needed (fixed in subsequent patch).
5067 * layout.h (class Free_list): New class.
5068 (Layout::set_incremental_base): New function.
5069 (Layout::incremental_base): New function.
5070 (Layout::init_fixed_output_section): New function.
5071 (Layout::allocate): New function.
5072 (Layout::incremental_base_): New data member.
5073 (Layout::free_list_): New data member.
5074 * main.cc (main): Print Free_list statistics.
5075 * object.cc (Relobj::finalize_incremental_relocs): Add
5076 clear_counts parameter; clear counts only when clear_counts is set.
5077 (Sized_relobj::Sized_relobj): Initialize new base class.
5078 (Sized_relobj::do_layout): Don't report special sections.
5079 (Sized_relobj::do_for_all_local_got_entries): New function.
5080 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
5081 symtab_off to all symbol table offsets.
5082 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
5083 * object.h (class Got_offset_list): Move to top of file.
5084 (Object::Object): Allow case where input_file == NULL.
5085 (Object::~Object): Likewise.
5086 (Object::input_file): Assert that input_file != NULL.
5087 (Object::lock): Allow case where input_file == NULL.
5088 (Object::unlock): Likewise.
5089 (Object::is_locked): Likewise.
5090 (Object::token): Likewise.
5091 (Object::release): Likewise.
5092 (Object::is_incremental): New function.
5093 (Object::get_mtime): New function.
5094 (Object::for_all_local_got_entries): New function.
5095 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
5096 (Object::set_is_in_system_directory): New function.
5097 (Object::is_in_system_directory): New function.
5098 (Object::do_is_incremental): New function.
5099 (Object::do_get_mtime): New function.
5100 (Object::do_for_all_local_got_entries): New function.
5101 (Object::is_in_system_directory_): New data member.
5102 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
5103 (class Sized_relobj_base): New class.
5104 (class Sized_relobj): Derive from Sized_relobj_base.
5105 (class Sized_relobj::Symbols): Redeclare from base class.
5106 (class Sized_relobj::local_got_offset_list): Remove.
5107 (class Sized_relobj::Output_sections): Redeclare from base class.
5108 (class Sized_relobj::do_for_all_local_got_entries): New function.
5109 (class Sized_relobj::write_local_symbols): Add offset parameter.
5110 (class Sized_relobj::local_symbol_offset_): Update comment.
5111 (class Sized_relobj::local_dynsym_offset_): Update comment.
5112 * options.cc (Input_arguments::add_file): Remove const.
5113 * options.h (Input_file_argument::Input_file_argument):
5114 Initialize arg_serial_ (all constructors).
5115 (Input_file_argument::set_arg_serial): New function.
5116 (Input_file_argument::arg_serial): New function.
5117 (Input_file_argument::arg_serial_): New data member.
5118 (Input_arguments::Input_arguments): Initialize file_count_.
5119 (Input_arguments::add_file): Remove const.
5120 (Input_arguments::number_of_input_files): New function.
5121 (Input_arguments::file_count_): New data member.
5122 (Command_line::number_of_input_files): Call
5123 Input_arguments::number_of_input_files.
5124 * output.cc (Output_segment_headers::Output_segment_headers):
5125 Set current size.
5126 (Output_section::Input_section::current_data_size): New function.
5127 (Output_section::Output_section): Initialize new data members.
5128 (Output_section::add_input_section): Don't do merge sections for
5129 an incremental link; allocate space from free list for an
5130 incremental update.
5131 (Output_section::add_output_section_data): Allocate space from
5132 free list for an incremental update.
5133 (Output_section::update_data_size): New function.
5134 (Output_section::set_fixed_layout): New function.
5135 (Output_section::reserve): New function.
5136 (Output_segment::set_section_addresses): Remove const.
5137 (Output_segment::set_section_list_addresses): Remove const; allocate
5138 space from free list for an incremental update.
5139 (Output_segment::set_offset): Adjust size of RELRO segment for an
5140 incremental update.
5141 * output.h (Output_data::current_data_size): Move here from
5142 child classes.
5143 (Output_data::pre_finalize_data_size): New function.
5144 (Output_data::update_data_size): New function.
5145 (Output_section_headers::update_data_size): new function.
5146 (Output_section_data_build::current_data_size): Move to Output_data.
5147 (Output_data_strtab::update_data_size): New function.
5148 (Output_section::current_data_size): Move to Output_data.
5149 (Output_section::set_fixed_layout): New function.
5150 (Output_section::has_fixed_layout): New function.
5151 (Output_section::reserve): New function.
5152 (Output_section::update_data_size): New function.
5153 (Output_section::has_fixed_layout_): New data member.
5154 (Output_section::free_list_): New data member.
5155 (Output_segment::set_section_addresses): Remove const.
5156 (Output_segment::set_section_list_addresses): Remove const.
5157 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
5158 New function.
5159 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
5160 New function.
5161 * readsyms.cc (Read_symbols::do_read_symbols): Add library
5162 parameter when calling Add_symbols constructor; store argument
5163 serial number for members of a lib group.
5164 (Add_symbols::locks): Allow case where token == NULL.
5165 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
5166 (Read_member::~Read_member): New function.
5167 (Read_member::is_runnable): New function.
5168 (Read_member::locks): New function.
5169 (Read_member::run): New function.
5170 (Check_script::~Check_script): New function.
5171 (Check_script::is_runnable): New function.
5172 (Check_script::locks): New function.
5173 (Check_script::run): New function.
5174 (Check_library::~Check_library): New function.
5175 (Check_library::is_runnable): New function.
5176 (Check_library::locks): New function.
5177 (Check_library::run): New function.
5178 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
5179 (Add_symbols::library_): New data member.
5180 (class Read_member): New class.
5181 (class Check_script): New class.
5182 (class Check_library): New class.
5183 * reloc.cc (Read_relocs::is_runnable): Allow case where
5184 token == NULL.
5185 (Read_relocs::locks): Likewise.
5186 (Scan_relocs::locks): Likewise.
5187 (Relocate_task::locks): Likewise.
5188 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
5189 to clear counters.
5190 (Sized_relobj::incremental_relocs_scan): Fix comment.
5191 (Sized_relobj::do_relocate): Pass output file offset to
5192 write_local_symbols.
5193 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
5194 from class declaration.
5195 * script.cc (read_input_script): Allocate Script_info; pass
5196 argument serial number to report_script.
5197 * script.h (class Script_info): Move to incremental.h.
5198 * symtab.cc (Symbol_table::add_from_incrobj): New function.
5199 * symtab.h (Symbol_table::add_from_incrobj): New function.
5200 (Symbol_table::set_file_offset): New function.
5201
b961d0d7
CC		 52022011-04-05 Cary Coutant <ccoutant@google.com>
5203
5204 * incremental-dump.cc (dump_incremental_inputs): Change signature
5205 to take a Sized_incremental_binary; change caller. Use readers
5206 in Sized_incremental_binary.
5207 * incremental.cc
5208 (Sized_incremental_binary::find_incremental_inputs_sections):
5209 Rename do_find_incremental_inputs_sections to this.
5210 (Sized_incremental_binary::setup_readers): New function.
5211 (Sized_incremental_binary::do_check_inputs): Check
5212 has_incremental_info_ flag; move setup code to setup_readers;
5213 use input readers.
5214 (Sized_incremental_binary::do_file_is_unchanged): New function.
5215 (Sized_incremental_binary::do_get_input_reader): New function.
5216 * incremental.h (class Incremental_binary): Move to end of file.
5217 (Incremental_binary::file_is_unchanged): New function.
5218 (Incremental_binary::do_file_is_unchanged): New function.
5219 (Incremental_binary::Input_reader): New class.
5220 (Incremental_binary::get_input_reader): New function.
5221 (class Sized_incremental_binary): Move to end of file.
5222 (Sized_incremental_binary::Sized_incremental_binary): Setup the
5223 input section reader classes.
5224 (Sized_incremental_binary::has_incremental_info): New function.
5225 (Sized_incremental_binary::inputs_reader): New function.
5226 (Sized_incremental_binary::symtab_reader): New function.
5227 (Sized_incremental_binary::relocs_reader): New function.
5228 (Sized_incremental_binary::got_plt_reader): New function.
5229 (Sized_incremental_binary::do_file_is_unchanged): New function.
5230 (Sized_incremental_binary::Sized_input_reader): New class.
5231 (Sized_incremental_binary::get_input_reader): New function.
5232 (Sized_incremental_binary::find_incremental_inputs_sections):
5233 Rename do_find_incremental_inputs_sections to this.
5234 (Sized_incremental_binary::setup_readers): New function.
5235 (Sized_incremental_binary::has_incremental_info_): New data member.
5236 (Sized_incremental_binary::inputs_reader_): New data member.
5237 (Sized_incremental_binary::symtab_reader_): New data member.
5238 (Sized_incremental_binary::relocs_reader_): New data member.
5239 (Sized_incremental_binary::got_plt_reader_): New data member.
5240 (Sized_incremental_binary::current_input_file_): New data member.
5241
a869183f
PP		 52422011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
5243
5244 PR gold/12640
5245 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
5246 violation.
5247
52482011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 5249
5250 * archive.cc (Archive::include_member): Adjust call to report_object.
5251 (Add_archive_symbols::run): Add script_info to call to
5252 report_archive_begin.
5253 (Lib_group::include_member): Adjust call to report_object.
5254 (Add_lib_group_symbols::run): Adjust call to report_object.
5255 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
5256 blocks. Add object count for script input files.
5257 * incremental.cc (Incremental_inputs::report_archive_begin): Add
5258 script_info parameter; change all callers.
5259 (Incremental_inputs::report_object): Add script_info parameter;
5260 change all callers.
5261 (Incremental_inputs::report_script): Store backpointer to
5262 incremental info entry.
5263 (Output_section_incremental_inputs::set_final_data_size): Record
5264 additional information for scripts.
5265 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5266 * incremental.h (Incremental_script_entry::add_object): New function.
5267 (Incremental_script_entry::get_object_count): New function.
5268 (Incremental_script_entry::get_object): New function.
5269 (Incremental_script_entry::objects_): New data member; adjust
5270 constructor.
5271 (Incremental_inputs::report_archive_begin): Add script_info parameter.
5272 (Incremental_inputs::report_object): Add script_info parameter.
5273 (Incremental_inputs_reader::get_object_count): New function.
5274 (Incremental_inputs_reader::get_object_offset): New function.
5275 * options.cc (Input_arguments::add_file): Return reference to
5276 new input argument.
5277 * options.h (Input_argument::set_script_info): New function.
5278 (Input_argument::script_info): New function.
5279 (Input_argument::script_info_): New data member; adjust all
5280 constructors.
5281 (Input_file_group::add_file): Return reference to new input argument.
5282 (Input_file_lib::add_file): Likewise.
5283 (Input_arguments::add_file): Likewise.
5284 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
5285 * script.cc (Parser_closure::Parser_closure): Add script_info
5286 parameter; adjust all callers.
5287 (Parser_closure::script_info): New function.
5288 (Parser_closure::script_info_): New data member.
5289 (read_input_script): Report scripts earlier to incremental info.
5290 (script_add_file): Set script_info in Input_argument.
5291 (script_add_library): Likewise.
5292 * script.h (Script_options::Script_info): Rewrite class.
5293
a869183f 52942011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 5295
5296 * archive.cc (Library_base::should_include_member): Move
5297 method here from class Archive.
5298 (Archive::Archive): Initialize base class.
5299 (Archive::should_include_member): Move to base class.
5300 (Archive::do_for_all_unused_symbols): New function.
5301 (Add_archive_symbols::run): Remove redundant access to
5302 incremental_inputs.
5303 (Lib_group::Lib_group): Initialize base class.
5304 (Lib_group::do_filename): New function.
5305 (Lib_group::include_member): Pass pointer to Lib_group to
5306 report_object.
5307 (Lib_group::do_for_all_unused_symbols): New function.
5308 (Add_lib_group_symbols::run): Report archive information for
5309 incremental links.
5310 * archive.h (class Library_base): New base class.
5311 (class Archive): Derive from Library_base.
5312 (Archive::filename): Move to base class.
5313 (Archive::set_incremental_info): Likewise.
5314 (Archive::incremental_info): Likewise.
5315 (Archive::Should_include): Likewise.
5316 (Archive::should_include_member): Likewise.
5317 (Archive::Armap_entry): Remove.
5318 (Archive::Unused_symbol_iterator): Remove.
5319 (Archive::unused_symbols_begin): Remove.
5320 (Archive::unused_symbols_end): Remove.
5321 (Archive::do_filename): New function.
5322 (Archive::do_get_mtime): New function.
5323 (Archive::do_for_all_unused_symbols): New function.
5324 (Archive::task_): Move to base class.
5325 (Archive::incremental_info_): Likewise.
5326 (class Lib_group): Derive from Library_base.
5327 (Lib_group::do_filename): New function.
5328 (Lib_group::do_get_mtime): New function.
5329 (Lib_group::do_for_all_unused_symbols): New function.
5330 (Lib_group::task_): Move to base class.
5331 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
5332 function.
5333 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
5334 function.
5335 * incremental.cc (Incremental_inputs::report_archive_begin):
5336 Use Library_base; call library's get_mtime; add incremental inputs
5337 entry before members.
5338 (class Unused_symbol_visitor): New class.
5339 (Incremental_inputs::report_archive_end): Use Library_base; use
5340 visitor class to record unused symbols; don't add incremental inputs
5341 entry after members.
5342 (Incremental_inputs::report_object): Use Library_base.
5343 * incremental.h
5344 (Incremental_archive_entry::Incremental_archive_entry): Remove
5345 unused Archive parameter.
5346 (Incremental_inputs::report_archive_begin): Use Library_base.
5347 (Incremental_inputs::report_archive_end): Likewise.
5348 (Incremental_inputs::report_object): Likewise.
5349 * object.cc (Sized_relobj::do_for_all_global_symbols): New
5350 function.
5351 * object.h (Object::for_all_global_symbols): New function.
5352 (Object::do_for_all_global_symbols): New function.
5353 (Sized_relobj::do_for_all_global_symbols): New function.
5354 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
5355 function.
5356 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
5357 function.
5358
61ab3e40
ILT		 53592011-03-27 Ian Lance Taylor <iant@google.com>
5360
5361 * archive.cc (Archive::interpret_header): Return -1 if something
5362 goes wrong. Change callers accordingly.
5363
30e1f9e6
CC		 53642011-03-25 Cary Coutant <ccoutant@google.com>
5365
5366 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
5367 * testsuite/Makefile.in: Regenerate.
5368
9370ce59 53692011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 5370
5371 * plugin.cc (get_view): New.
5372 (Plugin::load): Pass get_view to the plugin.
5373 (Plugin_manager::get_view): New.
5374
9312bb0a
ILT		 53752011-03-21 Ian Lance Taylor <iant@google.com>
5376
5377 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 5378 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 5379
7e12ba9e
ST		 53802011-03-21 Sriraman Tallam <tmsriram@google.com>
5381
5382 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
5383 Change == to -eq.
5384 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
5385 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
5386 Change == to -eq.
5387 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
5388 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
5389
fd7a005d
ILT		 53902011-03-14 Ian Lance Taylor <iant@google.com>
5391
5392 * script-sections.cc (Sort_output_sections::script_compare):
5393 Rename from is_before, change return type.
5394 (Sort_output_sections::operator()): Adjust accordingly.
5395
ed16fd1b
ILT		 53962011-03-11 Jeffrey Yasskin <jyasskin@google.com>
5397
5398 PR gold/12572
5399 * testsuite/odr_violation2.cc: Add comment to make all error line
5400 numbers double digits.
5401 * testsuite/debug_msg.sh: Adjust expected errors.
5402
71ff8986
ILT		 54032011-03-09 Jeffrey Yasskin <jyasskin@google.com>
5404
5405 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
5406 but mark earlier ones as non-canonical
5407 (offset_to_iterator): Update search target and example
5408 (do_addr2line): Return extra lines in a vector*
5409 (format_file_lineno): Extract from do_addr2line
5410 (one_addr2line): Add vector* out-param
5411 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
5412 when a lineno entry appeared last for its instruction
5413 (Dwarf_line_info): Add vector* out-param
5414 * object.cc (Relocate_info): Pass NULL for the vector* out-param
5415 * symtab.cc (Odr_violation_compare): Include the lineno in the
5416 comparison again.
5417 (linenos_from_loc): New. Combine the canonical line for an
5418 address with its other lines.
5419 (True_if_intersect): New. Helper functor to make
5420 std::set_intersection a query.
5421 (detect_odr_violations): Compare sets of lines instead of just
5422 one line for each function. This became less deterministic, but
5423 has fewer false positives.
5424 * symtab.h: Declarations.
5425 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
5426 mix an optimized and non-optimized object in the same binary
5427 (odr_violation2.so): Same.
5428 * testsuite/Makefile.in: Regenerate from Makefile.am.
5429 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
5430 * testsuite/debug_msg.sh: Update line numbers and add
5431 assertions.
5432 * testsuite/odr_violation1.cc: Use OdrDerived, in a
5433 non-optimized context.
5434 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
5435 isn't inlined, and use OdrDerived in an optimized context.
5436 * testsuite/odr_header1.h: Defines OdrDerived, where
5437 optimization will change the
5438 first-instruction-in-the-destructor's file and line number.
5439 * testsuite/odr_header2.h: Defines OdrBase.
5440
a19fefdc
ILT		 54412011-03-09 Ian Lance Taylor <iant@google.com>
5442
5443 * fileread.cc (File_read::clear_views): Don't delete the whole
5444 file view.
5445
ecb351e9
ILT		 54462011-03-08 Ian Lance Taylor <iant@google.com>
5447
5448 PR gold/12525
5449 * fileread.cc: #include <climits>.
5450 (GOLD_IOV_MAX): Define.
5451 (File_read::read_multiple): Limit number of entries by iov_max.
5452 * fileread.h (class File_read): Always set max_readv_entries to
5453 128.
5454
b821d13c
ILT		 54552011-03-07 Ian Lance Taylor <iant@google.com>
5456
5457 PR gold/12525
5458 * options.h (class General_options): Add -dy and -dn.
5459
89243142
CC		 54602011-03-02 Cary Coutant <ccoutant@google.com>
5461
5462 * testsuite/script_test_9.t: Add TLS segment.
5463
d0773f31
ILT		 54642011-03-02 Simon Baldwin <simonb@google.com>
5465
5466 * configure.ac: Add check for gnu_indirect_function support in
5467 the toolchain building binutils.
5468 * configure: Rebuild.
5469
9370ce59 54702011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 5471
5472 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
5473 plugin only symbols.
5474 (Symbol_table::sized_finalize_symbol) Mark symbol only present
5475 in plugin files as not needed in the symbol table.
5476
4cf7a849
ST		 54772011-02-11 Sriraman Tallam <tmsriram@google.com>
5478
5479 * output.cc (Output_section::add_input_section): Delay fill
5480 generation for section ordering.
5481
b578bd7d
ILT		 54822011-02-09 Ian Lance Taylor <iant@google.com>
5483
5484 PR gold/12316
5485 * object.h (class Sized_relobj): Remove clear_local_symbols.
5486 * reloc.cc (Sized_relobj::do_relocate): Don't call
5487 clear_local_symbols.
5488
9370ce59 54892011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 5490
5491 * plugin.cc (is_visible_from_outside): Return true for symbols
5492 in the -u option.
5493
55382fb7
ILT		 54942011-02-04 Jeffrey Yasskin <jyasskin@google.com>
5495
5496 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
5497 filename.
5498
4e271fff
ST		 54992011-02-02 Sriraman Tallam <tmsriram@google.com>
5500
5501 * icf.h (is_section_foldable_candidate): Change type of parameter
2e702c99 5502 to std::string.
4e271fff 5503 * icf.cc (Icf::find_identical_sections): Change type of local variable
2e702c99 5504 section_name to be std::string.
4e271fff
ST		 5505 (is_function_ctor_or_dtor): Change type of parameter to std::string.
5506
d433c3ac
ILT		 55072011-01-25 Ian Lance Taylor <iant@google.com>
5508
5509 * script.cc (script_add_extern): Rewrite to use
5510 add_symbol_reference.
5511
880473a6
DK		 55122011-01-25 Doug Kwan <dougkwan@google.com>
5513
d433c3ac 5514 * icf.cc (get_section_contents): Always lock section's object.
880473a6 5515
f30f86fa
ILT		 55162011-01-24 Ian Lance Taylor <iant@google.com>
5517
5518 * options.h (class General_options): Accept
5519 --no-detect-odr-violations.
5520
8e51a0b9
ILT		 55212011-01-24 Ian Lance Taylor <iant@google.com>
5522
5523 * version.cc (version_string): Bump to 1.11.
5524
0f3b89d8
ILT		 55252011-01-24 Ian Lance Taylor <iant@google.com>
5526
5527 * plugin.cc (class Plugin_rescan): Define new class.
5528 (Plugin_manager::claim_file): Set any_claimed_.
5529 (Plugin_manager::save_archive): New function.
5530 (Plugin_manager::save_input_group): New function.
5531 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
5532 necessary.
5533 (Plugin_manager::new_undefined_symbol): New function.
5534 (Plugin_manager::rescan): New function.
5535 (Plugin_manager::rescannable_defines): New function.
5536 (Plugin_manager::add_input_file): Set any_added_.
5537 * plugin.h (class Plugin_manager): define new fields rescannable_,
5538 undefined_symbols_, any_claimed_, and any_added_. Declare
5539 Plugin_rescan as friend. Declare new functions.
5540 (Plugin_manager::Rescannable): Define type.
5541 (Plugin_manager::Rescannable_list): Define type.
5542 (Plugin_manager::Undefined_symbol_list): Define type.
5543 (Plugin_manager::Plugin_manager): Initialize new fields.
5544 * archive.cc (Archive::defines_symbol): New function.
5545 (Add_archive_symbols::run): Pass archive to plugins if any.
5546 * archive.h (class Archive): Declare defines_symbol.
5547 * readsyms.cc (Input_group::~Input_group): New function.
5548 (Finish_group::run): Pass input_group to plugins if any.
5549 * readsyms.h (class Input_group): Declare destructor.
5550 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
5551 any.
5552
3bb951e5
ILT		 55532011-01-10 Ian Lance Taylor <iant@google.com>
5554
5555 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
5556 section as relro.
5557 (Layout::set_segment_offsets): Reset increase_relro before calling
5558 set_section_addresses a second time.
5559
0aa45fac
CC		 55602011-01-04 Cary Coutant <ccoutant@google.com>
5561
5562 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
5563 sections before NOBITS sections.
5564
0db46eb4
L		 55652011-01-01 H.J. Lu <hongjiu.lu@intel.com>
5566
5567 * version.cc (print_version): Update copyright to 2011.
5568
829c9745
CC		 55692010-12-23 Cary Coutant <ccoutant@google.com>
5570
5571 * output.h (Output_data_reloc::add_output_section): Pass OD instead
5572 of OS to this->add. Add OD parameter to second form of the function.
5573
7500420b
ILT		 55742010-12-20 Ian Lance Taylor <iant@google.com>
5575
5576 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
5577 second of two consecutive entries with same offset.
5578
f8e9a930
RW		 55792010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5580
5581 * testsuite/Makefile.am (ifuncmain2static_LDADD)
5582 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
5583 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
5584 to avoid unneeded links against $(LDADD).
5585 * testsuite/Makefile.in: Regenerate.
5586
2fbb4320
ILT		 55872010-12-15 Ian Lance Taylor <iant@google.com>
5588
5589 PR gold/12324
5590 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
5591 for R_X86_64_32 and R_X86_64_PC32.
5592 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
5593 ver_matching_def_pic.o.
5594 (ver_matching_def_pic.o): New target.
5595
fedb228d
RW		 55962010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5597
5598 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
5599 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
5600 Move definition before File_read::View member definitions.
5601 (File_read::View::~View): Initialize and hold lock before
5602 updating current_mapped_bytes.
5603
9b547ce6
RW		 56042010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5605
5606 * dwarf_reader.cc: Remove outdated comment.
5607 * gold-threads.cc: Fix typo in error message.
5608 * archive.cc: Fix typos in comments.
5609 * archive.h: Likewise.
5610 * arm-reloc-property.cc: Likewise.
5611 * arm-reloc-property.h: Likewise.
5612 * arm-reloc.def: Likewise.
5613 * arm.cc: Likewise.
5614 * attributes.h: Likewise.
5615 * cref.cc: Likewise.
5616 * ehframe.cc: Likewise.
5617 * fileread.h: Likewise.
5618 * gold.h: Likewise.
5619 * i386.cc: Likewise.
5620 * icf.cc: Likewise.
5621 * incremental.h: Likewise.
5622 * int_encoding.cc: Likewise.
5623 * layout.h: Likewise.
5624 * main.cc: Likewise.
5625 * merge.h: Likewise.
5626 * object.cc: Likewise.
5627 * object.h: Likewise.
5628 * options.cc: Likewise.
5629 * readsyms.cc: Likewise.
5630 * reduced_debug_output.cc: Likewise.
5631 * reloc.cc: Likewise.
5632 * script-sections.cc: Likewise.
5633 * sparc.cc: Likewise.
5634 * symtab.h: Likewise.
5635 * target-reloc.h: Likewise.
5636 * target.cc: Likewise.
5637 * target.h: Likewise.
5638 * timer.cc: Likewise.
5639 * timer.h: Likewise.
5640 * x86_64.cc: Likewise.
5641
83e17bd5
CC		 56422010-12-09 Cary Coutant <ccoutant@google.com>
5643
5644 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
5645 stack.
5646 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
5647 parameter; change all callers.
5648 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
5649 * options.h (warn_execstack): New option.
5650
017257f8
DK		 56512010-12-07 Doug Kwan <dougkwan@google.com>
5652
5653 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
5654 like function call relocations.
5655
c20cbc06
ILT		 56562010-12-07 Ian Lance Taylor <iant@google.com>
5657
5658 * archive.cc (Archive::get_elf_object_for_member): Permit
5659 punconfigured to be NULL.
5660 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
5661 (Archive::include_member): Pass NULL to get_elf_object_for_member
5662 if we searched for the archive and this is the first included
5663 object.
5664
4dbfafcc
ILT		 56652010-12-01 Ian Lance Taylor <iant@google.com>
5666
5667 * dwarf_reader.h (class Sized_dwarf_line_info): Add
5668 track_relocs_type_ field.
5669 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5670 Set track_relocs_type_.
5671 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
5672 contents when using RELA relocs.
5673 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
5674 reloc_map_.
5675 * reloc.cc (Track_relocs::next_addend): New function.
5676 * reloc.h (class Track_relocs): Declare next_addend.
5677
e5e19edd
ILT		 56782010-12-01 Ian Lance Taylor <iant@google.com>
5679
5680 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
5681 virtual destructor.
5682
9a5ce24c
ILT		 56832010-12-01 Ian Lance Taylor <iant@google.com>
5684
5685 * README: Update compilers known to work and fail.
5686
c7791212
NC		 56872010-11-23 Matthias Klose <doko@ubuntu.com>
5688
5689 * configure.in: For --enable-gold, handle value `default' instead of
5690 `both*'. Always install ld as ld.bfd, install as ld if gold is
5691 not the default.
5692 * configure: Regenerate.
5693
0ad220c9
DK		 56942010-11-18 Doug Kwan <dougkwan@google.com>
5695
5696 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
5697 and right_alignment to be zero. Store result alignment only if it is
5698 greater than existing alignment.
5699
ab8056e0
CC		 57002010-11-16 Cary Coutant <ccoutant@google.com>
5701
5702 PR gold/12220
5703 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5704 Check for ".zdebug_line".
5705
fd064a5b
CC		 57062010-11-16 Doug Kwan <dougkwan@google.com>
5707 Cary Coutant <ccoutant@google.com>
5708
5709 * output.h (Output_segment::set_section_addresses): Pass increase_relro
5710 by reference; adjust all callers.
5711 * output.cc (Output_segment::set_section_addresses): Adjust references
5712 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
5713 list is empty.
5714 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
5715 end at page boundary.
5716
6fc6ea19
CC		 57172010-11-16 Cary Coutant <ccoutant@google.com>
5718
5719 PR gold/12220
5720 * layout.cc (Layout::choose_output_section): Transform names of
5721 compressed sections even when using a script with a SECTIONS clause.
5722 (Layout::output_section_name): Remove code to transform
5723 compressed debug section names.
5724 * output.cc (Output_section::add_input_section): Use uncompressed
5725 section size when tracking input sections.
5726
95a2c8d6
RS		 57272010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
5728
5729 * symtab.h (Symbol::NON_PIC_REF): Remove.
5730 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
5731 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
5732 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
5733 (Symbol::use_plt_offset): Take a flags argument and pass it
5734 directly to needs_dynamic_reloc. Restrict check for undefined
5735 weak symbols to function calls.
5736 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
5737 (Target_arm::Scan::global): Use it.
5738 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
5739 (Target_arm::Relocate::relocate): Likewise.
5740 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
5741 parameter with an r_type parameter. Use get_reference_flags
5742 to get the flags.
5743 (Target_arm::Relocate::relocate): Update accordingly.
5744 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
5745 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
5746 (Target_i386::Scan::global): Likewise.
5747 (Target_i386::Relocate::relocate): Likewise.
5748 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
5749 parameter with an r_type parameter. Use get_reference_flags
5750 to get the flags.
5751 (Target_i386::Relocate::relocate): Update accordingly.
5752 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
5753 (Target_powerpc::Scan::global): Use it.
5754 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
5755 (Target_powerpc::Relocate::relocate): Likewise.
5756 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
5757 (Target_sparc::Scan::global): Use it.
5758 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
5759 (Target_sparc::Relocate::relocate): Likewise.
5760 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
5761 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
5762 (Target_x86_64::Scan::global): Likewise.
5763 (Target_x86_64::Relocate::relocate): Likewise.
5764
f625ae50
DK		 57652010-11-08 Doug Kwan <dougkwan@google.com>
5766 Cary Coutant <ccoutant@google.com>
5767
5768 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
5769 (Arm_exidx_merge_section::section_contents_): New data member.
5770 (Arm_input_section::Arm_input_section): Initialize original_contents_.
5771 (Arm_input_section::~Arm_input_section): De-allocate memory.
58797674 5772 (Arm_input_section::original_contents_): New data member.
f625ae50
DK		 5773 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
5774 in parameters instead of calling Object::section_contents without
5775 locking.
5776 (Arm_output_section::group_section): New parameter TASK. Pass it
5777 to callees that need locking objects.
5778 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
5779 to lock EXIDX input sections. Fix a formatting issue. Call
5780 Arm_exidx_merged_section::build_contents to create merged section
5781 contents.
5782 (Arm_output_section::create_stub_group): New parameter TASK. Use it
5783 to lock object of stub table owner.
5784 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
5785 TEXT_SIZE to initialize data member TEXT_SIZE_.
5786 (Arm_exidx_input_section::addralign): Fix typo in comment.
5787 (Arm_exidx_input_section::text_size): New method.
5788 (Target_arm::do_relax): New parameter TASK. Pass it to callees
5789 that require locking objects. Lock objects before scanning for stubs
5790 and updating local symbols.
5791 (Arm_input_section<big_endian>::init): Copy contents of original
5792 input section.
2e702c99 5793 (Arm_input_section<big_endian>::do_write): Use saved contents of
f625ae50
DK		 5794 original input section instead of calling Object::section_contents
5795 without locking.
5796 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
5797 size without calling Object::section_size().
5798 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
5799 for size. Allocate a buffer for merged EXIDX entries.
5800 (Arm_exidx_merged_section::build_contents): New method.
2e702c99 5801 (Arm_exidx_merged_section::do_write): Move merge section contents
f625ae50
DK		 5802 building code to Arm_exidx_merged_section::build_contetns. Write
5803 out contetns in buffer instead of building it on the fly.
5804 (Arm_relobj::make_exidx_input_section): Also pass text section size
5805 to Arm_exidx_input_section constructor.
5806 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
5807 (Arm_dynobj::do_read_symbols): Fix memory leak.
5808 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
5809 * target.h: (class Task): Add forward declaration.
5810 (Target::relax): Add new parameter TASK and pass it to
5811 Target::do_relax().
5812 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
5813
5f9bcf58
CC		 58142010-11-05 Cary Coutant <ccoutant@google.com>
5815
5816 PR gold/10708
5817 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
5818 object when reading from the file.
5819 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
5820 second layout pass.
5821 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
5822 when reading section contents.
5823 (get_section_contents): Likewise.
5824 (icf::find_identical_sections): Likewise.
5825 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
5826 object when reading from the file.
5827 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
5828 the object when doing deferred section layout.
5829
e597fa08
NC		 58302010-11-03 Nick Clifton <nickc@redhat.com>
5831
5832 PR gold/12001
5833 * script.h (class Symbol_assignment: name): New member. Returns
5834 the name of the symbol.
5835 * scrfipt.cc (Script_options::is_pending_assignment): New member.
5836 Returns true if the given symbol name is on the list of
5837 assignments wating to be processed.
5838 * archive.cc (should_incldue_member): If the symbol is undefined,
5839 check to see if it is on the list of symbols pending assignment.
5840
3f9a3278
ILT		 58412010-11-03 Ryan Mansfield <rmansfield@qnx.com>
5842
5843 * script-sections.cc (Script_sections::find_memory_region): Check
5844 for a NULL output section pointer.
5845
d06fb4d1
DK		 58462010-10-29 Doug Kwan <dougkwan@google.com>
5847
5848 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
5849 Output_section::add_relaxed_input_section.
5850 * output.cc (Output_section::add_relaxed_input_section): Add new
5851 arguments LAYOUT and NAME. Set section order index.
5852 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5853 Copy section order index.
5854 * output.h (Output_section::add_relaxed_input_section): Add new
5855 arguments LAYOUT and NAME.
5856
90e24de5
ILT		 58572010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5858
5859 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2e702c99 5860 NATIVE_OR_CROSS_LINKER.
90e24de5
ILT		 5861 * testsuite/Makefile.in: Regenerate.
5862
c9484ea5
DK		 58632010-10-20 Doug Kwan <dougkwan@google.com>
5864
5865 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
5866 without SHF_LINK_ORDER flags.
5867 * layout.cc (Layout::choose_output_section): Do not filter
5868 SHF_LINK_ORDER flag in a relocatable link.
5869
5bc2f5be
CC		 58702010-10-17 Cary Coutant <ccoutant@google.com>
5871
5872 * output.h (Output_segment::set_section_addresses): Change function
5873 signature. Update all callers.
5874 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
5875 sections.
5876 (Output_segment::set_section_addresses): Align after last TLS
5877 section. Add padding before last relro section instead of after.
5878
0c91cf04
DK		 58792010-10-17 Doug Kwan <dougkwan@google.com>
5880
5881 * gold/arm.cc (Target_arm::got_section): Use correct order and set
5882 GOT output section to be writable.
5883
8c21d9d3
CC		 58842010-10-14 Cary Coutant <ccoutant@google.com>
5885
5886 * debug.h (DEBUG_INCREMENTAL): New flag.
2e702c99
RM		 5887 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
5888 * gold.cc (queue_initial_tasks): Check parameters for incremental link
5889 mode.
5890 * incremental.cc (report_command_line): Ignore all forms of
5891 --incremental.
5892 * layout.cc (Layout::Layout): Check parameters for incremental link
5893 mode.
5894 * options.cc (General_options::parse_incremental): New function.
5895 (General_options::parse_no_incremental): New function.
5896 (General_options::parse_incremental_full): New function.
5897 (General_options::parse_incremental_update): New function.
5898 (General_options::incremental_mode_): New data member.
5899 (General_options::finalize): Check incremental_mode_.
5900 * options.h (General_options): Update help text for --incremental.
5901 Add --no-incremental, --incremental-full, --incremental-update.
5902 (General_options::Incremental_mode): New enum type.
5903 (General_options::incremental_mode): New function.
5904 (General_options::incremental_mode_): New data member.
5905 * parameters.cc (Parameters::incremental_mode_): New data member.
5906 (Parameters::set_options): Set incremental_mode_.
5907 (Parameters::set_incremental_full): New function.
5908 (Parameters::incremental): New function.
5909 (Parameters::incremental_update): New function.
5910 (set_parameters_incremental_full): New function.
5911 * parameters.h (Parameters::set_incremental_full): New function.
5912 (Parameters::incremental): New function.
5913 (Parameters::incremental_update): New function.
5914 (Parameters::incremental_mode_): New data member.
5915 (set_parameters_incremental_full): New function.
5916 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
5917 incremental link mode.
5918 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
5919 (Sized_relobj::do_relocate_sections): Likewise.
5920 * testsuite/Makefile.am (incremental_test): Use --incremental-full
5921 option.
5922 * testsuite/Makefile.in: Regenerate.
5923 * testsuite/incremental_test.sh: Filter all forms of --incremental.
8c21d9d3 5924
bb32aa18 59252010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 5926
5927 * script-sections.h (class Script_sections): Make
5928 Sections_elements typedef public.
5929 * script-sections.cc (class Sort_output_sections): Add elements_
5930 field. Add constructor which sets it; change all callers.
5931 (Sort_output_sections::is_before): New function.
5932 (Sort_output_sections::operator()): Call is_before.
5933 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
5934 conditional.
5935 * testsuite/script_test_10.sh: New test. Test script section
5936 order.
5937 * testsuite/script_test_10.t: Likewise.
5938 * testsuite/script_test_10.s: Likewise.
5939 * testsuite/Makefile.am: Wrap the cross linker tests and the
5940 common tests into NATIVE_OR_CROSS_LINKER.
5941 (check_SCRIPTS): Add script_test_10.sh.
5942 (check_DATA): Add script_test_10.stdout.
5943 (script_test_10.o, script_test_10): New targets.
5944 (script_test_10.stdout): New target.
5945 * configure, testsuite/Makefile.in: Regenerate.
5946
3cef7179
ILT		 59472010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5948
5949 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
5950 error for the deprecated relocations.
5951 (Target_arm::Scan::global): Likewise.
5952 (Target_arm::Relocate::relocate): Likewise.
5953
7411e9a8
RS		 59542010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
5955
5956 * fileread.cc (Input_file::find_file): Initialize *found_name
5957 and *namep when using the fallback search for case 4.
5958
6a9da32a
CC		 59592010-10-11 Cary Coutant <ccoutant@google.com>
5960
5961 * options.h (class General_options): Redefine -z lazy as an alias for
5962 the negation of -z now.
5963
ac897c20
ILT		 59642010-10-11 Ian Lance Taylor <iant@google.com>
5965
5966 * resolve.cc (symbol_to_bits): Report the value of the unsupported
5967 binding.
5968
ea5cae92
NC		 59692010-10-06 Nick Clifton <nickc@redhat.com>
5970
5971 * script-sections.cc(class Memory_region): Remove
5972 current_lma_offset_ field. Rename current_vma_offset_ to
5973 current_offset_. Add last_section_ field.
5974 (Memory_region::get_current_vma_address): Rename to
5975 get_current_address.
5976 (Memory_region::get_current_lma_address): Delete.
5977 (Memory_region::increment_vma_offset): Rename to
5978 increment_offset.
5979 (Memory_region::increment_lma_offset): Delete.
5980 (Memory_region::attributes_compatible): New method. Returns
5981 true if the provided section is compatible with the region.
5982 (Memory_region::get_last_section): New method. Returns the last
5983 section to use the region.
5984 (Memory_region::set_last_section): New method. Stores the last
5985 section to use the region.
5986 (Script_sections::block_in_region): New method. Returns true if
5987 a block of memory is contained within a region.
5988 (Script_sections::find_memory_region): New method. Locates a
5989 memory region to be used to set a VMA or LMA address.
5990 (Output_section_definition::set_section_addresses): Add code to
5991 check for addresses set by memory regions.
5992 (Output_segment::set_section_addresses): Remove memory region
5993 walking code.
5994 (Script_sections::create_segment): Add a warning if a header
5995 segment is created outside of any region.
5996 * script-sections.h (class Script_sections): Add prototypes for
5997 find_memory_region and block_in_region methods.
5998 * testsuite/memory_test.s: Use .long instead of .word.
5999 * testsuite/memory_test.t: Add some more output sections.
6000 * testsuite/memory_test.sh: Update expected output.
6001
a9bfd952
DK		 60022010-10-02 Doug Kwan <dougkwan@google.com>
6003
6004 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
6005 defintion to symtab.h
6006 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
6007 declaration to defintion.
6008
bacff3ab
NC		 60092010-10-01 Nick Clifton <nickc@redhat.com>
6010
6011 * expression.cc (eval): Replace dummy argument with NULL.
6012 (eval_maybe_dot): Check for a NULL result section pointer.
6013 (Symbol_expression::value): Likewise.
6014 (Dot_expression::value): Likewise.
6015 (BINARY_EXPRESSION): Likewise.
6016 (Max_expression::value): Likewise.
6017 (Min_expression::value): Likewise.
6018 (Absolute_expression::value): Likewise.
6019 (Addr_expression::value_from_output_section): Likewise.
6020 (Loaddddr_expression::value_from_output_section): Likewise.
6021 (Segment_start_expression::value): Likewise.
6022 * script-sections.cc
6023 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
6024 argument with NULL.
6025 (Sections_elememt_dot_assignment::set_section_addresses):
6026 Likewise.
6027 (Output_data_expression::do_write_to_buffer): Likewise.
6028 (Output_section_definition::finalize_symbols): Likewise.
6029 (Output_section_definition::set_section_addresses): Likewise.
6030
f81bc8b5
DK		 60312010-09-30 Doug Kwan <dougkwan@google.com>
6032
6033 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
6034
c95e9f27
ST		 60352010-09-28 Sriraman Tallam <tmsriram@google.com>
6036
6037 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 6038 function.
c95e9f27
ST		 6039 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
6040 virtual function.
6041 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
6042 virtual function.
6043 * icf.cc (get_section_contents): Inline merge sections only when
6044 target allows it.
6045
3cac54d2
RW		 60462010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6047
6048 * configure: Regenerate.
6049
2904037a
ILT		 60502010-09-17 Ian Lance Taylor <iant@google.com>
6051
6052 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 6053 * testsuite/Makefile.am (memory_test.o): New target.
6054 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
6055 memory_test.t.
6056 * testsuite/Makefile.in: Rebuild.
2904037a 6057
bca7fb63
DK		 60582010-09-17 Doug Kwan <dougkwan@google.com>
6059
6060 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
6061 defintion if relocation uses GOT entries of the symbol.
6062 * testsuite/icf_safe_test.sh: Fix test.
6063 * testsuite/icf_safe_so_test.sh: Fix test.
6064
4ef28648
CC		 60652010-09-16 Cary Coutant <ccoutant@google.com>
6066
6067 * script_sections.cc (class Memory_region): Remove "NULL" from
6068 vector initializations.
6069
793990de
CC		 60702010-09-15 Cary Coutant <ccoutant@google.com>
6071
6072 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
6073 Resolve forwarding symbols.
6074
81e015e2
DK		 60752010-09-15 Doug Kwan <dougkwan@google.com>
6076
6077 * gold/testsuite/script_test_3.t: Add ARM special sections.
6078 * gold/testsuite/script_test_4.t: Same.
6079 * gold/testsuite/script_test_5.t: Same.
6080 * gold/testsuite/script_test_6.t: Same.
6081 * gold/testsuite/script_test_7.t: Same.
6082 * gold/testsuite/script_test_7.t: Same.
6083 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
6084
36171d64
CC		 60852010-09-14 Cary Coutant <ccoutant@google.com>
6086
6087 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
6088 (Target_x86_64::Relocate::relocate_tls): Replace check for
6089 saw_tls_block_reloc_ with test for executable section.
6090
d89051bd
CC		 60912010-09-12 Cary Coutant <ccoutant@google.com>
6092
6093 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
6094 position-independent executables to shared libraries need dynamic
6095 relocations.
6096 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
6097 position-independent executables.
6098 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
6099 * testsuite/Makefile.in: Regenerate.
6100
fca41f0f
NC		 61012010-09-10 Nick Clifton <nickc@redhat.com>
6102
6103 PR gold/11997
6104 * testsuite/memory_test.t: Discard any sections that are not
6105 needed.
6106
6695e4b3
L		 61072010-09-09 H.J. Lu <hongjiu.lu@intel.com>
6108
6109 PR gold/11996
6110 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
6111 "This::" to work around a bug in gcc 4.2.
6112
6113 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
6114
0f72bf6f
RÁE		 61152010-09-09 Rafael Espindola <espindola@google.com>
6116
6117 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
6118 sections with different PF_X flags in the same segment.
6119 (Layout::find_first_load_seg): Search all segments to find the first
6120 one.
6121 * options.h (rosegment): New.
6122
61232010-09-08 Rafael Espindola <espindola@google.com>
a6577478 6124
05a79166 6125 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 6126
aa98ff75
DK		 61272010-09-08 Doug Kwan <dougkwan@google.com>
6128
6129 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
6130 (Arm_relobj::do_relocate_sections): Add new parameter for output
6131 file to match the parent.
6132 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
6133 of local symbols instead of input values. Update code to track
6134 changes in gold::relocate_section.
6135 * object.cc (Sized_relobj::compute_final_local_value): New methods.
6136 (Sized_relobj::compute_final_local_value_internal): New methods.
6137 (Sized_relobj::do_finalize_local_symbols): Move code from loop
6138 body into private version of Sized_relobj::compute_final_local_value.
6139 Call the inline method.
6140 * object.h (Symbol_value::Symbol_value): Define destructor. Free
6141 merged symbol value if there is one.
6142 (Symbol_value::has_output_value): New method defintiion.
6143 (Sized_relobj::Compute_final_local_value_status): New enum type.
6144 (Sized_relobj::compute_final_local_value): New methods.
6145 (Sized_relobj::compute_final_local_value_internal): New methods.
6146 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
6147 and arm_cortex_a8.sh.
6148 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
6149 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
6150 New tests.
6151 * Makefile.in: Regenerate.
6152 * testsuite/arm_bl_out_of_range.s: Update test.
6153 * testsuite/thumb_bl_out_of_range.s: Ditto.
6154 * testsuite/thumb_blx_out_of_range.s: Ditto.
6155 * testsuite/arm_branch_out_of_range.sh: New file.
6156 * testsuite/arm_cortex_a8.sh: Ditto.
6157 * testsuite/arm_cortex_a8_b.s: Ditto.
6158 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
6159 * testsuite/arm_cortex_a8_b_local.s: Ditto.
6160 * testsuite/arm_cortex_a8_bl.s: Ditto.
6161 * testsuite/arm_cortex_a8_blx.s: Ditto.
6162 * testsuite/arm_cortex_a8_local.s: Ditto.
6163 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
6164 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
6165
05a79166
L		 61662010-09-08 Rafael Espindola <espindola@google.com>
6167
6168 * Makefile.am (memory_test.stdout): Run readelf with -W.
6169 * Makefile.in: Regenerate.
6170 * testsuite/memory_test.sh: Make the regexps accept both 32 and
6171 64 bit output.
6172
33dbc701
RÁE		 61732010-09-08 Rafael Espindola <espindola@google.com>
6174
6175 * script-sections.cc (Script_sections::add_memory_region): Convert
6176 field precision to int.
6177 * script.cc (script_set_section_region, script_set_section_region):
6178 Convert field precision to int.
6179
731ca54a
RÁE		 61802010-09-08 Rafael Espindola <espindola@google.com>
6181
6182 * arm.cc (do_finalize_sections): Create the __exidx_start and
6183 __exdix_end symbols even when the section is missing.
6184
7f8cd844
NC		 61852010-09-08 Nick Clifton <nickc@redhat.com>
6186
6187 * README: Remove claim that MEMORY is not supported.
6188 * expression.cc (script_exp_function_origin)
6189 (script_exp_function_length): Move from here to ...
6190 * script.cc: ... here.
6191 (script_set_section_region, script_add_memory)
6192 (script_parse_memory_attr, script_include_directive): New
6193 functions.
6194 * script-sections.cc
6195 (class Memory_region): New class.
6196 (class Output_section_definition): Add set_memory_region,
6197 set_section_vma, set_section_lma and get_section_name methods.
6198 (class Script_Sections): Add add_memory_region,
6199 find_memory_region, find_memory_region_origin,
6200 find_memory_region_length and set_memory_region methods.
6201 Have set_section_addresses method walk the list of set memory
6202 regions.
6203 Extend the print methos to display memory regions.
6204 * script-sections.h: Add prototypes for new methods.
6205 Add enum for MEMORY region attributes.
6206 * yyscript.y: Add support for parsing MEMORY regions.
6207 * script-c.h: Add prototypes for new functions.
6208 * testsuite/Makefile.am: Add test of MEMORY region functionality.
6209 * testsuite/Makefile.in: Regenerate.
6210 * testsuite/memory_test.sh: New script.
6211 * testsuite/memory_test.s: New assembler source file.
6212 * testsuite/memory_test.t: New linker script.
6213
a4649286
DK		 62142010-08-27 Doug Kwan <dougkwan@google.com>
6215
6216 * gold/resolve.cc (Symbol_table::should_override): Let a weak
6217 reference override an existing dynamic weak reference.
6218 * testsuite/Makefile.am: Add new test dyn_weak_ref.
6219 * testsuite/Makefile.in: Regenerate.
6220 * testsuite/dyn_weak_ref.sh: New file.
6221 * testsuite/dyn_weak_ref_1.c: Ditto.
6222 * testsuite/dyn_weak_ref_2.c: Ditto.
6223
b56648ad
ILT		 62242010-08-27 Ian Lance Taylor <iant@google.com>
6225
6226 * incremental.h (class Incremental_input_entry): Add virtual
6227 destructor.
6228
809313cb
ILT		 62292010-08-27 Ian Lance Taylor <iant@google.com>
6230
6231 * testsuite/start_lib_test_3.c: Mark t3 as used.
6232
11e32464
NC		 62332010-08-27 Nick Clifton <nickc@redhat.com>
6234
6235 * options.cc (version_script): Fix small typo in previous
6236 whitespace tidyup.
6237
ca09d69a
NC		 62382010-08-25 Nick Clifton <nickc@redhat.com>
6239
6240 * archive.cc: Formatting fixes: Remove whitespace between
6241 typename and following asterisk. Remove whitespace between
6242 function name and opening parenthesis.
6243 * archive.h: Likewise.
6244 * arm.cc: Likewise.
6245 * attributes.cc: Likewise.
6246 * attributes.h: Likewise.
6247 * common.cc: Likewise.
6248 * copy-relocs.cc: Likewise.
6249 * dirsearch.h: Likewise.
6250 * dynobj.cc: Likewise.
6251 * ehframe.cc: Likewise.
6252 * ehframe.h: Likewise.
6253 * expression.cc: Likewise.
6254 * fileread.cc: Likewise.
6255 * fileread.h: Likewise.
6256 * gc.h: Likewise.
6257 * gold-threads.cc: Likewise.
6258 * gold.cc: Likewise.
6259 * i386.cc: Likewise.
6260 * icf.h: Likewise.
6261 * incremental-dump.cc: Likewise.
6262 * incremental.cc: Likewise.
6263 * layout.cc: Likewise.
6264 * layout.h: Likewise.
6265 * main.cc: Likewise.
6266 * merge.cc: Likewise.
6267 * merge.h: Likewise.
6268 * object.cc: Likewise.
6269 * object.h: Likewise.
6270 * options.cc: Likewise.
6271 * options.h: Likewise.
6272 * output.cc: Likewise.
6273 * output.h: Likewise.
6274 * plugin.cc: Likewise.
6275 * plugin.h: Likewise.
6276 * powerpc.cc: Likewise.
6277 * reloc.cc: Likewise.
6278 * script-c.h: Likewise.
6279 * script-sections.cc: Likewise.
6280 * script.cc: Likewise.
6281 * stringpool.cc: Likewise.
6282 * symtab.cc: Likewise.
6283 * symtab.h: Likewise.
6284 * target.cc: Likewise.
6285 * timer.cc: Likewise.
6286 * timer.h: Likewise.
6287 * version.cc: Likewise.
6288 * x86_64.cc: Likewise.
6289
b8fa8750
NC		 62902010-08-24 Nick Clifton <nickc@redhat.com>
6291
6292 PR 11899
6293 * layout.cc (segment_precedes): Sort segments by their physical
6294 addresses, if they have been set.
6295
9919d93b
CC		 62962010-08-23 Cary Coutant <ccoutant@google.com>
6297
6298 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
6299 symbols data.
6300 (Lib_group::include_member): Unlock object after deleting its
6301 symbols data.
6302 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
6303 the bug fixed here.
6304
97b4be1c
CC		 63052010-08-19 Neil Vachharajani <nvachhar@google.com>
6306 Cary Coutant <ccoutant@google.com>
6307
6308 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
6309 constructor, and set_blocker.
6310 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
6311 readsyms_blocker_.
6312 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
6313 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
6314 * testsuite/Makefile.am (start_lib_test): New test case.
6315 * testsuite/Makefile.in: Regenerate.
6316 * testsuite/start_lib_test_main.c: New file.
6317 * testsuite/start_lib_test_1.c: New file.
6318 * testsuite/start_lib_test_2.c: New file.
6319 * testsuite/start_lib_test_3.c: New file.
6320
dd0b1884
ILT		 63212010-08-19 Ian Lance Taylor <iant@google.com>
6322
6323 * Makefile.in: Rebuild with automake 1.11.1.
6324 * aclocal.m4: Likewise.
6325 * testsuite/Makefile.in: Likewise.
6326
7223e9ca
ILT		 63272010-08-19 Ian Lance Taylor <iant@google.com>
6328
6329 PR 10893
6330 * i386.cc (class Output_data_plt_i386): Update declarations.
6331 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
6332 local_ifuncs_ fields.
6333 (Target_i386::do_plt_section_for_global): New function.
6334 (Target_i386::do_plt_section_for_local): New function.
6335 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
6336 parameter; change all callers. Initialize global_ifuncs_ and
6337 local_ifuncs_. If doing a static link define __rel_iplt_start and
6338 __rel_iplt_end.
6339 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
6340 (Output_data_plt_i386::add_local_ifunc_entry): New function.
6341 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
6342 symbols.
6343 (Target_i386::make_plt_section): New function, broken out of
6344 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
6345 (Target_i386::make_plt_entry): Call make_plt_section.
6346 (Target_i386::make_local_ifunc_plt_entry): New function.
6347 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
6348 (Target_i386::Scan::local): Handle IFUNC symbols. Add
6349 R_386_IRELATIVE to switch.
6350 (Target_i386::Scan::global): Likewise.
6351 (Target_i386::Relocate::relocate): Likewise.
6352 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
6353 switch.
6354 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
6355 (Target_x86_64::do_plt_section_for_global): New function.
6356 (Target_x86_64::do_plt_section_for_local): New function.
6357 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
6358 parameter; change all callers. If doing a static link define
6359 __rela_iplt_start and __rela_iplt_end.
6360 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
6361 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
6362 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
6363 to point to .plt.
6364 (Target_x86_64::make_local_ifunc_plt_entry): New function.
6365 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
6366 switch.
6367 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
6368 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
6369 R_X86_64_IRELATIVE to switch.
6370 (Target_x86_64::Scan::global): Likewise.
6371 (Target_x86_64::Relocate::relocate): Likewise.
6372 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
6373 switch.
6374 * target.h (class Target): Add plt_section_for_global and
6375 plt_section_for_local functions. Add do_plt_section_for_global
6376 and do_plt_section_for_local virtual functions.
6377 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
6378 clarifying comments.
6379 (Symbol::use_plt_offset): Handle IFUNC symbol.
6380 * object.cc (Sized_relobj::Sized_relobj): Initialize
6381 local_plt_offsets_.
6382 (Sized_relobj::local_has_plt_offset): New function.
6383 (Sized_relobj::local_plt_offset): New function.
6384 (Sized_relobj::set_local_plt_offset): New function.
6385 (Sized_relobj::do_count): Handle IFUNC symbol.
6386 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
6387 a bit away from input_shndx_ field. Add set_is_func_symbol and
6388 is_ifunc_symbol functions.
6389 (class Sized_relobj): Update declarations. Remove Tls_got_entry
6390 and Local_tls_got_offsets. Define Local_plt_offsets. Add
6391 local_plt_offsets_ field.
6392 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
6393 * output.h (class Output_section_data): Add non-const
6394 output_section function.
6395 (class Output_data_got): Update declarations.
6396 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
6397 Add use_plt_offset parameter to global and local constructors.
6398 Change all callers. Change local_sym_index_ field to 31 bits.
6399 Change GSYM_CODE and CONSTANT_CODE accordingly.
6400 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
6401 doing a static link don't set sh_link field.
6402 (Output_data_got::Got_entry::write): Use PLT offset if
6403 appropriate.
6404 (Output_data_got::add_global_plt): New function.
6405 (Output_data_got::add_local_plt): New function.
6406 * target-reloc.h (relocate_section): Handle IFUNC symbol.
6407 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
6408 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
6409 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
6410 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
6411 IFUNC conditional.
6412 * testsuite/ifunc-sel.h: New file.
6413 * testsuite/ifuncmain1.c: New file.
6414 * testsuite/ifuncmain1vis.c: New file.
6415 * testsuite/ifuncmod1.c: New file.
6416 * testsuite/ifuncdep2.c: New file.
6417 * testsuite/ifuncmain2.c: New file.
6418 * testsuite/ifuncmain3.c: New file.
6419 * testsuite/ifuncmod3.c: New file.
6420 * testsuite/ifuncmain4.c: New file.
6421 * testsuite/ifuncmain5.c: New file.
6422 * testsuite/ifuncmod5.c: New file.
6423 * testsuite/ifuncmain6pie.c: New file.
6424 * testsuite/ifuncmod6.c: New file.
6425 * testsuite/ifuncmain7.c: New file.
6426 * configure, testsuite/Makefile.in: Rebuild.
6427
56f75c03
ILT		 64282010-08-18 Ian Lance Taylor <iant@google.com>
6429
6430 * incremental.cc
6431 (Output_section_incremental_inputs::write_input_files): Add cast
6432 to avoid signed/unsigned comparison warning.
6433 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6434
55455f89
CC		 64352010-08-12 Cary Coutant <ccoutant@google.com>
6436
6437 * common.cc (Sort_commons::operator()): Remove unnecessary code.
6438
e2054bcb
ILT		 64392010-08-13 Ian Lance Taylor <iant@google.com>
6440
6441 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
6442
74f67560
DK		 64432010-08-12 Cary Coutant <ccoutant@google.com>
6444 Doug Kwan <dougkwan@google.com>
6445
6446 * resolve.cc (Symbol_table::should_override): When a weak dynamic
6447 defintion overrides non-weak undef, remember that the original undef
6448 is not weak.
6449 * symtab.cc (Symbol_table::sized_write_global): For undef without
6450 an original weak binding, set binding to global in output.
6451 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
6452 * testsuite/Makefile.in: Regenerate.
6453 * testsuite/strong_ref_weak_def.sh: New file.
6454 * testsuite/strong_ref_weak_def_1.c: Ditto.
6455 * testsuite/strong_ref_weak_def_2.c: Ditto.
6456
d1238d12
CC		 64572010-08-12 Cary Coutant <ccoutant@google.com>
6458
6459 * testsuite/incremental_test.sh: Rewrite.
6460 * testsuite/incremental_test_1.c: Rewrite.
6461 * testsuite/incremental_test_2.c: Rewrite.
6462
0e70b911
CC		 64632010-08-12 Cary Coutant <ccoutant@google.com>
6464
6465 * arm.cc (Target_arm::got_size): Add const.
6466 (Target_arm::got_entry_count): New function.
6467 (Target_arm::plt_entry_count): New function.
6468 (Target_arm::first_plt_entry_offset): New function.
6469 (Target_arm::plt_entry_size): New function.
6470 (Output_data_plt_arm::entry_count): New function.
6471 (Output_data_plt_arm::first_plt_entry_offset): New function.
6472 (Output_data_plt_arm::get_plt_entry_size): New function.
6473 * i386.cc (Target_i386::got_size): Add const.
6474 (Target_i386::got_entry_count): New function.
6475 (Target_i386::plt_entry_count): New function.
6476 (Target_i386::first_plt_entry_offset): New function.
6477 (Target_i386::plt_entry_size): New function.
6478 (Output_data_plt_i386::entry_count): New function.
6479 (Output_data_plt_i386::first_plt_entry_offset): New function.
6480 (Output_data_plt_i386::get_plt_entry_size): New function.
6481 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
6482 find_incremental_inputs_sections. Dump incremental_got_plt section.
6483 * incremental.cc: Include target.h.
6484 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
6485 parameter. Adjust all callers. Find incremental_got_plt section.
6486 (Incremental_inputs::create_data_sections): Create incremental_got_plt
6487 section.
6488 (Output_section_incremental_inputs::set_final_data_size): Calculate
6489 size of incremental_got_plt section.
6490 (Output_section_incremental_inputs::do_write): Write the
6491 incremental_got_plt section.
6492 (Got_plt_view_info): New struct.
6493 (Local_got_offset_visitor): New class.
6494 (Global_got_offset_visitor): New class.
6495 (Global_symbol_visitor_got_plt): New class.
6496 (Output_section_incremental_inputs::write_got_plt): New function.
6497 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
6498 Add parameter. Adjust all callers.
6499 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6500 (Incremental_inputs::got_plt_section): New function.
6501 (Incremental_inputs::got_plt_section_): New data member.
6502 (Incremental_got_plt_reader): New class.
6503 * layout.cc (Layout::create_incremental_info_sections): Add the
6504 incremental_got_plt section.
6505 * object.h (Got_offset_list::get_list): New function.
6506 (Got offset_list::for_all_got_offsets): New function.
6507 (Sized_relobj::local_got_offset_list): New function.
6508 * powerpc.cc (Target_powerpc::got_size): Add const.
6509 (Target_powerpc::got_entry_count): New function.
6510 (Target_powerpc::plt_entry_count): New function.
6511 (Target_powerpc::first_plt_entry_offset): New function.
6512 (Target_powerpc::plt_entry_size): New function.
6513 (Output_data_plt_powerpc::entry_count): New function.
6514 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
6515 (Output_data_plt_powerpc::get_plt_entry_size): New function.
6516 * sparc.cc (Target_sparc::got_size): Add const.
6517 (Target_sparc::got_entry_count): New function.
6518 (Target_sparc::plt_entry_count): New function.
6519 (Target_sparc::first_plt_entry_offset): New function.
6520 (Target_sparc::plt_entry_size): New function.
6521 (Output_data_plt_sparc::entry_count): New function.
6522 (Output_data_plt_sparc::first_plt_entry_offset): New function.
6523 (Output_data_plt_sparc::get_plt_entry_size): New function.
6524 * symtab.h (Symbol::got_offset_list): New function.
6525 (Symbol_table::for_all_symbols): New function.
6526 * target.h (Sized_target::got_entry_count): New function.
6527 (Sized_target::plt_entry_count): New function.
6528 (Sized_target::plt_entry_size): New function.
6529 * x86_64.cc (Target_x86_64::got_size): Add const.
6530 (Target_x86_64::got_entry_count): New function.
6531 (Target_x86_64::plt_entry_count): New function.
6532 (Target_x86_64::first_plt_entry_offset): New function.
6533 (Target_x86_64::plt_entry_size): New function.
6534 (Output_data_plt_x86_64::entry_count): New function.
6535 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
6536 (Output_data_plt_x86_64::get_plt_entry_size): New function.
6537
09ec0418
CC		 65382010-08-12 Cary Coutant <ccoutant@google.com>
6539
6540 * archive.cc: Include incremental.h.
6541 (Archive::Archive): Initialize incremental_info_.
6542 (Archive::include_member): Record archive members in incremental info.
6543 (Add_archive_symbols::run): Record begin and end of an archive in
6544 incremental info.
6545 (Lib_group::include_member): Record objects in incremental info.
6546 * archive.h (Incremental_archive_entry): Forward declaration.
6547 (Archive::set_incremental_info): New member function.
6548 (Archive::incremental_info): New member function.
6549 (Archive::Unused_symbol_iterator): New class.
6550 (Archive::unused_symbols_begin): New member function.
6551 (Archive::unused_symbols_end): New member function.
6552 (Archive::incremental_info_): New data member.
6553 * incremental-dump.cc (find_input_containing_global): New function.
6554 (dump_incremental_inputs): Dump new incremental info sections.
6555 * incremental.cc: Include symtab.h.
6556 (Output_section_incremental_inputs): New class.
6557 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
6558 new incremental info sections.
6559 (Sized_incremental_binary::do_check_inputs): Likewise.
6560 (Incremental_inputs::report_archive): Remove.
6561 (Incremental_inputs::report_archive_begin): New function.
6562 (Incremental_inputs::report_archive_end): New function.
6563 (Incremental_inputs::report_object): New function.
6564 (Incremental_inputs::finalize_inputs): Remove.
6565 (Incremental_inputs::report_input_section): New function.
6566 (Incremental_inputs::report_script): Rewrite.
6567 (Incremental_inputs::finalize): Do nothing but finalize string table.
6568 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6569 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6570 (Incremental_inputs::create_data_sections): New function.
6571 (Incremental_inputs::relocs_entsize): New function.
6572 (Output_section_incremental_inputs::set_final_data_size): New function.
6573 (Output_section_incremental_inputs::do_write): New function.
6574 (Output_section_incremental_inputs::write_header): New function.
6575 (Output_section_incremental_inputs::write_input_files): New function.
6576 (Output_section_incremental_inputs::write_info_blocks): New function.
6577 (Output_section_incremental_inputs::write_symtab): New function.
6578 * incremental.h (Incremental_script_entry): Forward declaration.
6579 (Incremental_object_entry): Forward declaration.
6580 (Incremental_archive_entry): Forward declaration.
6581 (Incremental_inputs): Forward declaration.
6582 (Incremental_inputs_header_data): Remove.
6583 (Incremental_inputs_header): Remove.
6584 (Incremental_inputs_header_write): Remove.
6585 (Incremental_inputs_entry_data): Remove.
6586 (Incremental_inputs_entry): Remove.
6587 (Incremental_inputs_entry_write): Remove.
6588 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
6589 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
6590 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
6591 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
6592 Likewise.
6593 (Incremental_input_entry): New class.
6594 (Incremental_script_entry): New class.
6595 (Incremental_object_entry): New class.
6596 (Incremental_archive_entry): New class.
6597 (Incremental_inputs::Incremental_inputs): Initialize new data members.
6598 (Incremental_inputs::report_inputs): Remove.
6599 (Incremental_inputs::report_archive): Remove.
6600 (Incremental_inputs::report_archive_begin): New function.
6601 (Incremental_inputs::report_archive_end): New function.
6602 (Incremental_inputs::report_object): Change prototype.
6603 (Incremental_inputs::report_input_section): New function.
6604 (Incremental_inputs::report_script): Change prototype.
6605 (Incremental_inputs::get_reloc_count): New function.
6606 (Incremental_inputs::set_reloc_count): New function.
6607 (Incremental_inputs::create_data_sections): New function.
6608 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
6609 (Incremental_inputs::inputs_section): New function.
6610 (Incremental_inputs::symtab_section): New function.
6611 (Incremental_inputs::relocs_section): New function.
6612 (Incremental_inputs::get_stringpool): Add const.
6613 (Incremental_inputs::command_line): Add const.
6614 (Incremental_inputs::inputs): Remove.
6615 (Incremental_inputs::command_line_key): New function.
6616 (Incremental_inputs::input_file_count): New function.
6617 (Incremental_inputs::input_files): New function.
6618 (Incremental_inputs::relocs_entsize): New function.
6619 (Incremental_inputs::sized_create_inputs_section_data): Remove.
6620 (Incremental_inputs::finalize_inputs): Remove.
6621 (Incremental_inputs::Input_info): Remove.
6622 (Incremental_inputs::lock_): Remove.
6623 (Incremental_inputs::inputs_): Change type.
6624 (Incremental_inputs::inputs_map_): Remove.
6625 (Incremental_inputs::current_object_entry_): New data member.
6626 (Incremental_inputs::inputs_section_): New data member.
6627 (Incremental_inputs::symtab_section_): New data member.
6628 (Incremental_inputs::relocs_section_): New data member.
6629 (Incremental_inputs::reloc_count_): New data member.
6630 (Incremental_inputs_reader): New class.
6631 (Incremental_symtab_reader): New class.
6632 (Incremental_relocs_reader): New class.
6633 * layout.cc (Layout::finalize): Move finalization of incremental info
6634 and creation of incremental info sections to follow finalization of
6635 symbol table. Set offsets for postprocessing sections.
6636 (Layout::create_incremental_info_sections): Call
6637 Incremental_inputs::create_data_sections. Add incremental symtab
6638 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
6639 sections to layout after input sections.
6640 * layout.h (struct Timespec): Forward declaration.
6641 (Layout::incremental_inputs): Add const.
6642 (Layout::create_incremental_info_sections): Add parameter.
6643 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
6644 * object.cc: Include incremental.h.
6645 (Relobj::finalize_incremental_relocs): New function.
6646 (Sized_relobj::do_layout): Record input sections in incremental info.
6647 * object.h (Object::output_section): New function.
6648 (Object::output_section_offset): Moved from Relobj.
6649 (Object::get_incremental_reloc_base): New function.
6650 (Object::get_incremental_reloc_count): New function.
6651 (Object::do_output_section): New function.
6652 (Object::do_output_section_offset): Moved from Relobj.
6653 (Object::do_get_incremental_reloc_base): New function.
6654 (Object::do_get_incremental_reloc_count): New function.
6655 (Object::Object): Initialize new data members.
6656 (Relobj::output_section): Renamed do_output_section and moved to
6657 protected.
6658 (Relobj::output_section_offset): Moved to Object.
6659 (Relobj::do_get_incremental_reloc_base): New function.
6660 (Relobj::do_get_incremental_reloc_count): New function.
6661 (Relobj::allocate_incremental_reloc_counts): New function.
6662 (Relobj::count_incremental_reloc): New function.
6663 (Relobj::finalize_incremental_relocs): New function.
6664 (Relobj::next_incremental_reloc_index): New function.
6665 (Relobj::reloc_counts_): New data member.
6666 (Relobj::reloc_bases_): New data member.
6667 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
6668 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
6669 (Sized_relobj::incremental_relocs_scan): New function.
6670 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6671 (Sized_relobj::incremental_relocs_write): New function.
6672 (Sized_relobj::incremental_relocs_write_reltype): New function.
6673 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
6674 incremental link.
6675 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
6676 archives and object files elsewhere.
6677 (Add_symbols::run): Report object files here.
6678 (Finish_group::run): Report end of archive at end of group.
6679 * reloc.cc: Include layout.h, incremental.h.
6680 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
6681 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
6682 (Sized_relobj::incremental_relocs_scan): New function.
6683 (Sized_relobj::incremental_relocs_scan_reltype): New function.
6684 (Sized_relobj::do_relocate_sections): Write incremental relocations.
6685 (Sized_relobj::incremental_relocs_write): New function.
6686 (Sized_relobj::incremental_relocs_write_reltype): New function.
6687 * script.cc (read_input_script): Rewrite test for incremental link.
6688 Change call to Incremental_inputs::report_script.
6689 * symtab.h (Symbol_table::first_global_index): New function.
6690 (Symbol_table::output_count): New function.
6691
ce0d1972
DK		 66922010-08-12 Doug Kwan <dougkwan@google.com>
6693
6694 * arm.cc (Target_arm::merge_object_attributes): Check command line
6695 options --no-wchar-size-warning and --no-enum-size-warning.
6696 * options.h (General_options): Add ld-compatible options
6697 --no-enum-size-warning and --no-wchar-size-warning.
6698
6e5710ce
ILT		 66992010-08-04 Ian Lance Taylor <iant@google.com>
6700
6701 * x86_64.cc (Target_x86_64::Scan::local): Use
6702 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
6703 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
6704 (Target_x86_64::Scan::global): Likewise.
6705 (Target_x86_64::Relocate::relocate): Likewise.
6706 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
6707 Likewise.
6708
fef830db
CC		 67092010-08-03 Cary Coutant <ccoutant@google.com>
6710
6711 * merge.cc (Output_merge_string::do_add_input_section): Count strings
6712 to reserve space in merged_strings vector. Keep total input size
6713 for stats.
6714 (Output_merge_string::do_print_merge_stats): Print total input size.
6715 * merge.h (Output_merge_string): Add input_size_ field.
6716 * stringpool.cc (Stringpool_template::string_length): Move
6717 implementations out of Stringpool_template class and place in
6718 stringpool.h.
6719 * stringpool.h (string_length): Move out of Stringpool_template.
6720
1e3811b0
ILT		 67212010-08-03 Ian Lance Taylor <iant@google.com>
6722
6723 PR 11712
6724 * layout.cc (relaxation_loop_body): If address of load segment is
6725 set, adjust address to include headers if possible.
6726
7af0c620
ILT		 67272010-08-03 Ian Lance Taylor <iant@google.com>
6728
6729 * version.cc (version_string): Bump to 1.10.
6730
22f0da72
ILT		 67312010-08-03 Ian Lance Taylor <iant@google.com>
6732
6733 PR 11805
6734 * layout.h (enum Output_section_order): Define.
6735 (class Layout): Update declarations.
6736 * layout.cc (Layout::get_output_section): Add order parameter.
6737 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
6738 is_first_non_relro parameters. Change all callers.
6739 (Layout::choose_output_section): Likewise.
6740 (Layout::add_output_section_data): Likewise.
6741 (Layout::make_output_section): Likewise. Set order.
6742 (Layout::default_section_order): New function.
6743 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
6744 * output.cc (Output_section::Output_section): Initialize order_.
6745 Don't initialize deleted fields.
6746 (Output_segment::Output_segment): Don't initialize deleted
6747 fields.
6748 (Output_segment::add_output_section_to_load): New function
6749 replacing add_output_section. Change all callers to call this or
6750 add_output_section_to_nonload.
6751 (Output_segment::add_output_section_to_nonload): New function.
6752 (Output_segment::remove_output_section): Rewrite.
6753 (Output_segment::add_initial_output_data): Likewise.
6754 (Output_segment::has_any_data_sections): Likewise.
6755 (Output_segment::is_first_section_relro): Likewise.
6756 (Output_segment::maximum_alignment): Likewise.
6757 (Output_segment::has_dynamic_reloc): New function replacing
6758 dynamic_reloc_count. Change all callers.
6759 (Output_segment::has_dynamic_reloc_list): New function replacing
6760 dynamic_reloc_count_list. Change all callers.
6761 (Output_segment::set_section_addresses): Rewrite.
6762 (Output_segment::set_offset): Rewrite.
6763 (Output_segment::find_first_and_last_list): Remove.
6764 (Output_segment::set_tls_offsets): Rewrite.
6765 (Output_segment::first_section_load_address): Likewise.
6766 (Output_segment::output_section_count): Likewise.
6767 (Output_segment::section_with_lowest_load_address): Likewise.
6768 (Output_segment::write_section_headers): Likewise.
6769 (Output_segment::print_sections_to_map): Likewise.
6770 * output.h (class Output_data): Remove dynamic_reloc_count_
6771 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
6772 (Output_data::add_dynamic_reloc): Rewrite.
6773 (Output_data::has_dynamic_reloc): New function.
6774 (Output_data::dynamic_reloc_count): Remove.
6775 (class Output_section): Add order_ field. Remvoe is_relro_local_,
6776 is_last_relro_, is_first_non_relro_, is_interp_,
6777 is_dynamic_linker_section_ fields. Add order and set_order
6778 functions. Remove is_relro_local, set_is_relro_local,
6779 is_last_relro, set_is_last_relro, is_first_non_relro,
6780 set_is_first_non_relro functions, is_interp, set_is_interp,
6781 is_dynamic_linker_section, and set_is_dynamic_linker_section
6782 functions.
6783 (class Output_segment): Change Output_data_list from std::list to
6784 std:;vector. Add output_lists_ field. Remove output_data_ and
6785 output_bss_ fields. Update declarations.
6786
3ff2ccb0
ILT		 67872010-08-02 Ian Lance Taylor <iant@google.com>
6788
6789 * arm.cc (Target_arm::gc_process_relocs): Use typename.
6790 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
6791 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
6792
88a4108b
ILT		 67932010-08-02 Ian Lance Taylor <iant@google.com>
6794
6795 PR 11855
6796 * script.cc (Script_options::Script_options): Initialize
6797 symbol_definitions_ and symbol_references_.
6798 (Script_options::add_symbol_assignment): Update
6799 symbol_definitions_ and symbol_references_.
6800 (Script_options::add_symbol_reference): New function.
6801 (script_symbol): New function.
6802 * script.h (class Script_options): Add symbol_definitions_ and
6803 symbol_references_ fields.
6804 (Script_options::referenced_const_iterator): New type.
6805 (Script_options::referenced_begin): New function.
6806 (Script_options::referenced_end): New function.
6807 (Script_options::is_referenced): New function.
6808 (Script_options::any_unreferenced): New function.
6809 * script-c.h (script_symbol): Declare.
6810 * yyscript.y (exp): Call script_symbol.
6811 * symtab.cc: Include "script.h".
6812 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
6813 Change all callers. Check symbols referenced by scripts.
6814 (Symbol_table::add_undefined_symbols_from_command_line): Add
6815 layout parameter. Change all callers.
6816 (Symbol_table::do_add_undefined_symbols_from_command_line):
6817 Likewise. Break out loop body. Check symbols referenced by
6818 scripts.
6819 (Symbol_table::add_undefined_symbol_from_command_line): New
6820 function broken out of
6821 do_add_undefined_symbols_from_command_line.
6822 * symtab.h (class Symbol_table): Update declarations.
6823 * archive.cc: Include "layout.h".
6824 (Archive::should_include_member): Add layout parameter. Change
6825 all callers. Check for symbol mentioned in expression.
6826 * archive.h (class Archive): Update declaration.
6827 * object.cc (Sized_relobj::do_should_include_member): Add layout
6828 parameter.
6829 * object.h (Object::should_include_member): Add layout parameter.
6830 Change all callers.
6831 (Object::do_should_include_member): Add layout parameter.
6832 (class Sized_relobj): Update declaration.
6833 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
6834 parameter.
6835 * dynobj.h (class Sized_dynobj): Update declaration.
6836 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
6837 layout parameter.
6838 * plugin.h (class Sized_pluginobj): Update declaration.
6839
5f1ab67a
ILT		 68402010-08-02 Ian Lance Taylor <iant@google.com>
6841
6842 PR 11866
6843 * output.cc (Output_segment::set_offset): Search for the first and
6844 last sections rather than assuming that the list is in order.
6845 (Output_segment::find_first_and_last_list): New function.
6846 * output.h (class Output_segment): Update declarations.
6847 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
6848 (relro_strip_test_SOURCES): New variable.
6849 (relro_strip_test_DEPENDENCIES): New variable.
6850 (relro_strip_test_LDFLAGS): New variable.
6851 (relro_strip_test_LDADD): New variable.
6852 (relro_strip_test.so): New target.
6853
a8df5856
ILT		 68542010-08-02 Ian Lance Taylor <iant@google.com>
6855
6856 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
6857 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
6858 (Target_i386::got_tlsdesc_section): New function.
6859 (Target_i386::got_section): Create space for GOT entries for
6860 TLSDESC relocations.
6861 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
6862 R_386_TLS_GOTDESC.
6863 (Target_i386::Scan::global): Likewise.
6864 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
6865 using TLSDESC GOT.
6866 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
6867 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
6868 (Target_x86_64::got_tlsdesc_section): New function.
6869 (Target_x86_64::got_section): Create space for GOT entries for
6870 TLSDESC relocations.
6871 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
6872 R_386_TLS_GOTDESC.
6873 (Target_x86_64::Scan::global): Likewise.
6874 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
6875 using TLSDESC GOT.
6876
0c10a0a6
ILT		 68772010-08-02 Ian Lance Taylor <iant@google.com>
6878
6879 * testsuite/final_layout.sh: Use dc to convert from hex to
6880 decimal.
6881
41cbeecc
ST		 68822010-07-29 Sriraman Tallam <tmsriram@google.com>
6883
6884 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
6885 paramter to the call to gold::gc_process_relocs.
6886 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
6887 paramter to the call to gold::gc_process_relocs.
6888 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
6889 parameter to the call to gold::gc_process_relocs.
6890 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
6891 template parameter to the call to gold::gc_process_relocs.
6892 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
6893 paramter to the call to gold::gc_process_relocs.
6894 * gc.h (get_embedded_addend_size): New function.
6895 (gc_process_relocs): Save the size of the reloc for use by ICF.
6896 * icf.cc (get_section_contents): Get the addend from the text section
6897 for SHT_REL relocation sections.
6898 * icf.h (Icf::Reloc_addend_size_info): New typedef.
6899 (Icf::Reloc_info): Add new member reloc_addend_size_info.
6900 * int_encoding.h (read_from_pointer): New overloaded function.
6901 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
6902 * testsuite/icf_sht_rel_addend_test.sh: New file.
6903 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
6904 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
6905
6ea55b82
RW		 69062010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6907
6908 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
6909 * Makefile.in: Regenerate.
6910 * testsuite/Makefile.in: Regenerate.
6911
9691462b
ILT		 69122010-07-27 Jeffrey Yasskin <jyasskin@google.com>
6913
6914 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
6915 * gold/testsuite/debug_msg.cc: Likewise.
6916 * gold/testsuite/odr_violation1.cc
6917 * gold/testsuite/odr_violation2.cc
6918
76897331
CC		 69192010-07-21 Cary Coutant <ccoutant@google.com>
6920
6921 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
6922 string, and length fields.
6923 (Output_merge_string::Merged_strings_list): New type.
6924 (Output_merge_string::Merged_strings_lists): New typedef.
6925 (Output_merge_string): Replace merged_strings_ with
6926 merged_strings_lists_.
6927 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
6928 Merged_strings_list per input object and section. Don't store pointer
6929 to the string. Don't store length with each merged string entry.
6930 (Output_merge_string::finalize_merged_data): Loop over list of merged
6931 strings lists. Recompute length of each merged string.
6932
78384e8f
CC		 69332010-07-15 Cary Coutant <ccoutant@google.com>
6934
6935 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
6936 here.
6937
783659f9
ILT		 69382010-07-14 Ian Lance Taylor <iant@google.com>
6939
6940 * descriptors.cc (Descriptors::open): Report correct name in error
6941 message.
6942
131687b4
DK		 69432010-07-13 Doug Kwan <dougkwan@google.com>
6944
6945 * arm.cc (Arm_input_section::Arm_input_section): For a
6946 SHT_ARM_EXIDX section, always keeps the input sections.
6947 (Arm_input_section::set_exidx_section_link): New method.
6948 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
6949 has_errors_ to false.
6950 (Arm_exidx_input_section::has_errors,
6951 Arm_exidx_input_section::set_has_errors): New methods.
6952 (Arm_exidx_input_section::has_errors_): New data member.
6953 (Arm_relobj::get_exidx_shndx_list): New method.
6954 (Arm_output_section::append_text_sections_to_list): Do not skip
6955 section without SHF_EXECINSTR.
6956 (Arm_output_section::fix_exidx_coverage): Skip input sections with
6957 errors.
2e702c99 6958 (Arm_relobj::make_exidx_input_section): Add new parameter for text
131687b4
DK		 6959 section header. Make error messages more verbose. Check for
6960 a non-executable section linked to an EXIDX section.
6961 (Arm_relobj::do_read_symbols): Remove error checking, which has been
6962 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
6963 check that there is no deferred EXIDX section if we exit early.
6964 Instead of not making an EXIDX section in case of an error, make one
6965 and set the has_errors flag of it.
6966 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
6967 in a relocatable link.
6968 (Target_arm::do_relax): Look for the EXIDX output section instead of
6969 assuming that it is called .ARM.exidx.
2e702c99 6970 (Target_arm::fix_exidx_coverage): Add a new parameter for input
131687b4
DK		 6971 section list. Do not check for SHF_EXECINSTR section flags but
6972 skip any input section with errors.
6973 * output.cc (Output_section::Output_section): Initialize
6974 always_keeps_input_sections_ to false.
6975 (Output_section::add_input_section): Check for
6976 always_keeps_input_sections_.
6977 * output.h (Output_section::always_keeps_input_sections,
6978 Output_section::set_always_keeps_input_sections): New methods.
6979 (Output_section::always_keeps_input_sections): New data member.
6980
69517287
RÁE		 69812010-07-13 Rafael Espindola <espindola@google.com>
6982
6983 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
6984 * fileread.h (Input_file): Add try_extra_search_path and find_file.
6985
82742395
ILT		 69862010-07-13 Philip Herron <herron.philip@googlemail.com>
6987 Ian Lance Taylor <iant@google.com>
6988
6989 * output.h (Output_section_lookup_maps::add_merge_section):
6990 Correct check of whether value was inserted.
6991 (Output_section_lookup_maps::add_merge_input_section): Likewise.
6992 (Output_section_lookup_maps::add_relaxed_input_section):
6993 Likewise.
6994 * arm.cc (Target_arm::got_section): Remove used local os.
6995 * i386.cc (Target_i386::got_section): Likewise.
6996 * x86_64.cc (Target_x86_64::got_section): Likewise.
6997 * sparc.cc (Target_sparc::got_section): Likewise.
6998 (Target_sparc::relocate): Remove unused local have_got_offset.
6999 * powerpc.cc (Target_powerpc::relocate): Likewise.
7000
f2d707b5
ILT		 70012010-07-13 Ian Lance Taylor <iant@google.com>
7002
241531d6
ILT		 7003 * compressed_output.cc (zlib_decompress): Fix signature in
7004 !HAVE_ZLIB_H case.
7005
f2d707b5
ILT		 7006 * archive.cc (Archive::include_member): Unlock an external member
7007 of a thin archive. Don't bother to delete an object we know is
7008 NULL.
7009
a2e47362
CC		 70102010-07-12 Cary Coutant <ccoutant@google.com>
7011
7012 * compressed_output.cc (zlib_decompress): New function.
7013 (get_uncompressed_size): New function.
7014 (decompress_input_section): New function.
7015 * compressed_output.h (get_uncompressed_size): New function.
7016 (decompress_input_section): New function.
7017 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
7018 Handle compressed debug sections.
7019 * layout.cc (is_compressed_debug_section): New function.
7020 (Layout::output_section_name): Map compressed section names to
7021 canonical names.
7022 * layout.h (is_compressed_debug_section): New function.
7023 (is_debug_info_section): Recognize compressed debug sections.
7024 * merge.cc: Include compressed_output.h.
7025 (Output_merge_data::do_add_input_section): Handle compressed
7026 debug sections.
7027 (Output_merge_string::do_add_input_section): Handle compressed
7028 debug sections.
7029 * object.cc: Include compressed_output.h.
7030 (Sized_relobj::Sized_relobj): Initialize new data members.
7031 (build_compressed_section_map): New function.
7032 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
7033 * object.h (Object::section_is_compressed): New method.
7034 (Object::do_section_is_compressed): New method.
7035 (Sized_relobj::Compressed_section_map): New type.
7036 (Sized_relobj::do_section_is_compressed): New method.
7037 (Sized_relobj::compressed_sections_): New data member.
7038 * output.cc (Output_section::add_input_section): Handle compressed
7039 debug sections.
7040 * reloc.cc: Include compressed_output.h.
7041 (Sized_relobj::write_sections): Handle compressed debug sections.
7042
ce279a62
CC		 70432010-07-08 Cary Coutant <ccoutant@google.com>
7044
7045 * resolve.cc (Symbol_table::resolve): Remember whether undef was
7046 weak when resolving to a dynamic def.
7047 (Symbol_table::should_override): Add adjust_dyndef flag; set it
7048 for weak undef/dynamic def cases. Adjust callers.
7049 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
7050 undef_binding_weak_.
7051 (Symbol_table::sized_write_globals): Adjust symbol binding.
7052 (Symbol_table::sized_write_symbol): Add binding parameter.
7053 * symtab.h (Symbol::set_undef_binding): New method.
7054 (Symbol::is_undef_binding_weak): New method.
7055 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
7056 (Symbol_table::should_override): Add new parameter.
7057 (Symbol_table::sized_write_symbol): Add new parameter.
7058
7059 * testsuite/weak_undef_file1.cc: Add new test case.
7060 * testsuite/weak_undef_file2.cc: Fix header comment.
7061 * testsuite/weak_undef_test.cc: Add new test case.
7062
b2286c10
DK		 70632010-06-29 Doug Kwan <dougkwan@google.com>
7064
7065 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
7066 Initialize USE_SYMBOL_.
7067 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
7068 definition.
7069 (Arm_reloc_property::uses_symbol_): New data member declaration.
7070 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
7071 uses symbol value and symbol is undefined but not weakly undefined.
7072
4802450a
RÁE		 70732010-06-28 Rafael Espindola <espindola@google.com>
7074
7075 * plugin.cc (Plugin::load): Use dlerror.
7076
e5ca47ba
ILT		 70772010-06-26 Jeffrey Yaskin <jyasskin@google.com>
7078
7079 * symtab.cc (detect_odr_violations): When reporting an ODR
7080 violation, report an object where the symbol is defined.
7081
8a75a161
DK		 70822010-06-25 Doug Kwan <dougkwan@google.com>
7083
7084 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
7085 (Target_arm::section_may_have_icf_unsafe_pointers): New method
7086 definition.
7087 (Target_arm::Scan::local_reloc_may_be_function_pointer,
7088 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
7089 target hook to detect function points.
7090 (Target_arm::Scan::possible_function_pointer_reloc): New method.
7091 * icf.h (Icf::check_section_for_function_pointers): Change type of
7092 parameter SECTION_NAME to const reference to std::string. Use
7093 target hook to determine if section may have unsafe pointers.
7094 * target.h (Target::section_may_have_icf_unsafe_pointers): New
7095 method definition.
7096
42218b9f
RÁE		 70972010-06-21 Rafael Espindola <espindola@google.com>
7098
7099 * fileread.cc (Input_file::find_fie): New
7100 (Input_file::open): Use Input_file::find_fie.
7101 * fileread.h (Input_file::find_fie): New
7102 * plugin.cc (set_extra_library_path): New.
7103 (Plugin::load): Add set_extra_library_path to the transfer vector.
7104 (Plugin_manager::set_extra_library_path): New.
7105 (Plugin_manager::add_input_file): Use the extra search path if set.
7106 (set_extra_library_path(): New.
7107 * plugin.h (Plugin_manager): Add set_extra_library_path and
7108 extra_search_path_.
7109
a0506cca
CC		 71102010-06-19 Cary Coutant <ccoutant@google.com>
7111
7112 * layout.cc (gdb_sections): Add .debug_types.
7113 (lines_only_debug_sections): Likewise.
7114
6508b958
RÁE		 71152010-06-18 Rafael Espindola <espindola@google.com>
7116
7117 * plugin.cc (add_input_file,add_input_library)
7118 (Plugin_manager::add_input_file): Make filename arguments const.
7119 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
7120 const.
7121
3e235302
DK		 71222010-06-16 Doug Kwan <dougkwan@google.com>
7123
7124 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
7125 .ARM.attributes section if we have not merged any input
7126 attributes sections.
7127
106e8a6c
DK		 71282010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7129
7130 * arm.cc: Allow combining objects with no EABI version
7131 information.
7132
91ff43fe
RÁE		 71332010-06-15 Rafael Espindola <espindola@google.com>
7134
7135 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
7136
68ed838c
ILT		 71372010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7138
7139 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
7140 (struct iovec): Correct !HAVE_READV definition.
7141
f3a2388f
CC		 71422010-06-10 Cary Coutant <ccoutant@google.com>
7143
7144 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
7145 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
7146 reloc sections.
7147 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
7148
7149 PR 11683
7150 * symtab.h (Symbol::is_placeholder): New member function.
7151 * target-reloc.h (relocate_section): Check for placeholder symbols.
7152
7153 * testsuite/Makefile.am (plugin_test_8): New test.
7154 (plugin_test_9): New test.
7155 * testsuite/Makefile.in: Regenerate.
7156
e1df38aa
NC		 71572010-06-09 Nick Clifton <nickc@redhat.com>
7158
7159 * yyscript.y (input_list_element): Allow strings prefixed with
7160 the '-' character. Treat these as libraries.
7161 * script.cc (script_add_library): New function. Adds a library
7162 specified by "-l<name>" found in an input script.
7163 * script-c.h: Add prototype for script_add_library.
7164
25bbe950
DK		 71652010-06-07 Doug Kwan <dougkwan@google.com>
7166
7167 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
7168 Restrict stub-group size to be within long conditional branch
7169 range when working around cortex-A8 erratum.
7170
0f32ea4c
ILT		 71712010-06-07 Damien Diederen <dd@crosstwine.com>
7172
7173 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
7174 #ifdef typo.
7175
8fe2a369
ST		 71762010-06-03 Sriraman Tallam <tmsriram@google.com>
7177
7178 PR gold/11658
7179 * output.cc
7180 (Output_section::Input_section_sort_entry::compare_section_ordering):
7181 Change to return non-zero correctly.
7182 (Output_section::Input_section_sort_section_order_index_compare
7183 ::operator()): Change to fix ambiguity in comparisons.
7184
6e9ba2ca
ST		 71852010-06-01 Sriraman Tallam <tmsriram@google.com>
7186
7187 * gold.h (is_wildcard_string): New function.
7188 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
7189 (Layout::layout_eh_frame): Ditto.
7190 (Layout::find_section_order_index): New method.
7191 (Layout::read_layout_from_file): New method.
7192 * layout.h (Layout::find_section_order_index): New method.
7193 (Layout::read_layout_from_file): New method.
7194 (Layout::input_section_position_): New private member.
7195 (Layout::input_section_glob_): New private member.
7196 * main.cc (main): Call read_layout_from_file here.
7197 * options.h (--section-ordering-file): New option.
7198 * output.cc (Output_section::input_section_order_specified_): New
7199 member.
7200 (Output_section::Output_section): Initialize new member.
7201 (Output_section::add_input_section): Add new parameter.
7202 Keep input sections when --section-ordering-file is used.
7203 (Output_section::set_final_data_size): Sort input sections when
7204 section ordering file is specified.
7205 (Output_section::Input_section_sort_entry): Add new parameter.
7206 Check sorting type.
7207 (Output_section::Input_section_sort_entry::compare_section_ordering):
7208 New method.
7209 (Output_section::Input_section_sort_compare::operator()): Change to
7210 consider section_order_index.
7211 (Output_section::Input_section_sort_init_fini_compare::operator()):
7212 Change to consider section_order_index.
7213 (Output_section::Input_section_sort_section_order_index_compare
7214 ::operator()): New method.
7215 (Output_section::sort_attached_input_sections): Change to sort
7216 according to section order when specified.
e1df38aa
NC		 7217 (Output_section::add_input_section<32, true>): Add new parameter.
7218 (Output_section::add_input_section<64, true>): Add new parameter.
7219 (Output_section::add_input_section<32, false>): Add new parameter.
7220 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 7221 * output.h (Output_section::add_input_section): Add new parameter.
7222 (Output_section::input_section_order_specified): New
7223 method.
7224 (Output_section::set_input_section_order_specified): New method.
7225 (Input_section::Input_section): Initialize section_order_index_.
7226 (Input_section::section_order_index): New method.
7227 (Input_section::set_section_order_index): New method.
7228 (Input_section::section_order_index_): New member.
7229 (Input_section::Input_section_sort_section_order_index_compare): New
7230 struct.
7231 (Output_section::input_section_order_specified_): New member.
7232 * script-sections.cc (is_wildcard_string): Delete and move modified
7233 method to gold.h.
7234 (Output_section_element_input::Output_section_element_input): Modify
7235 call to is_wildcard_string.
7236 (Output_section_element_input::Input_section_pattern
7237 ::Input_section_pattern): Ditto.
7238 (Output_section_element_input::Output_section_element_input): Ditto.
7239 * testsuite/Makefile.am (final_layout): New test case.
7240 * testsuite/Makefile.in: Regenerate.
7241 * testsuite/final_layout.cc: New file.
7242 * testsuite/final_layout.sh: New file.
7243
3537c84b
RÁE		 72442010-06-01 Rafael Espindola <espindola@google.com>
7245
7246 * plugin.cc (Plugin::load): Pass the output name to the plugin.
7247
105b6afd
RÁE		 72482010-06-01 Rafael Espindola <espindola@google.com>
7249
7250 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
7251 visibility of symbols.
7252
29e11421
DK		 72532010-05-27 Doug Kwan <dougkwan@google.com>
7254
7255 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
7256 from start of output section instead of address for a local symbol
7257 in a merged or relaxed section when doing a relocatable link.
7258
5e0f337e
RÁE		 72592010-05-26 Rafael Espindola <espindola@google.com>
7260
703d02da 7261 PR 11604
5e0f337e
RÁE		 7262 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
7263 adding sections the garbage collector removed.
7264 * gold/testsuite/Makefile.am: Add test.
7265 * gold/testsuite/Makefile.in: Regenerate.
7266 * gold/testsuite/plugin_test_7.sh: New.
7267 * gold/testsuite/plugin_test_7_1.c: New.
7268 * gold/testsuite/plugin_test_7_2.c: New.
7269
f4187277
RÁE		 72702010-05-26 Rafael Espindola <espindola@google.com>
7271
7272 * script-sections.cc (Output_section_definition::set_section_addresses):
7273 Check for --section-start.
7274
5c388529
DK		 72752010-05-26 Doug Kwan <dougkwan@google.com>
7276
7277 * arm.cc (Arm_scan_relocatable_relocs): New class.
7278 (Target_arm::relocate_special_relocatable): New method.
7279 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
7280 (Arm_relocate_functions::thumb_branch_common): Same.
7281 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
7282 instead of Default_scan_relocatable_relocs.
7283 * target-reloc.h (relocate_for_relocatable): Let target handle
7284 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
7285 * target.h (Sized_target::relocate_special_relocatable): New method.
7286
bca1c3ae
ILT		 72872010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7288
7289 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
7290
0439c796
DK		 72912010-05-23 Doug Kwan <dougkwan@google.com>
7292
7293 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
7294 instead of a cast.
7295 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
7296 with a direct branch, not a conditional branch, to a stub.
7297 * merge.cc (Output_merge_base::record_input_section): New method
7298 defintion.
7299 (Output_merge_data::do_add_input_section): Record input section if
7300 keeps-input-sections flag is set.
7301 (Output_merge_string::do_add_input_section): Ditto.
7302 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
7303 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
7304 INPUT_SECTIONS_.
7305 (Output_merge_base::keeps_input_sections,
7306 Output_merge_base::set_keeps_input_sections,
7307 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
7308 method definitions.
7309 (Output_merge_base::Input_sections): New type declaration.
7310 (Output_merge_base::input_sections_begin,
7311 Output_merge_base::input_sections_end,
7312 Output_merge_base::do_set_keeps_input_sections): New method definitions.
7313 (Output_merge_base::bool keeps_input_sections_,
7314 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
7315 Output_merge_base::input_sections_): New data members.
7316 (Output_merge_data::do_set_keeps_input_sections): New method
7317 defintion.
7318 (Output_merge_string::do_set_keeps_input_sections): Ditto.
7319 * output.cc (Output_section::Input_section::relobj): Move method
7320 defintion from class declaration to here and handle merge sections.
7321 (Output_section::Input_section::shndx): Ditto.
7322 (Output_section::Output_section): Remove initializations of removed
7323 data members and initialize new data member LOOKUP_MAPS_.
7324 (Output_section::add_input_section): Set keeps-input-sections flag
7325 for a newly created merge output section as appropriate. Adjust code
7326 to use Output_section_lookup_maps class.
7327 (Output_section::add_relaxed_input_section): Adjst code for lookup
7328 maps code refactoring.
2e702c99 7329 (Output_section::add_merge_input_section): Add a new parameter
0439c796
DK		 7330 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
7331 class. If adding input section to a newly created merge output
7332 section fails, remove the new merge section.
7333 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 7334 Adjust code for use of the Output_section_lookup_maps class.
2e702c99 7335 (Output_section::find_merge_section): Ditto.
0439c796 7336 (Output_section::build_lookup_maps): New method defintion.
2e702c99 7337 (Output_section::find_relaxed_input_section): Adjust code to use
0439c796
DK		 7338 Output_section_lookup_maps class.
7339 (Output_section::get_input_sections): Export merge sections. Adjust
7340 code to use Output_section_lookup_maps class.
7341 (Output_section:::add_script_input_section): Adjust code to use
7342 Output_section_lookup_maps class. Update lookup maps for merge
7343 sections also.
7344 (Output_section::discard_states): Use Output_section_lookup_maps.
7345 (Output_section::restore_states): Same.
7346 * output.h (Merge_section_properties): Move class defintion out of
7347 Output_section.
7348 (Output_section_lookup_maps): New class.
7349 (Output_section::Input_section::is_merge_section): New method
7350 defintion.
7351 (Output_section::Input_section::relobj): Move defintion out of class
7352 defintion. Declare method only.
7353 (Output_section::Input_section::shndx): Ditto.
7354 (Output_section::Input_section::output_merge_base): New method defintion.
2e702c99 7355 (Output_section::Input_section::u2_.pomb): New union field.
0439c796
DK		 7356 (Output_section::Merge_section_by_properties_map,
7357 Output_section::Output_section_data_by_input_section_map,
7358 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
7359 Remove types.
2e702c99 7360 (Output_section::add_merge_input_section): Add new parameter
0439c796
DK		 7361 KEEPS_INPUT_SECTIONS.
7362 (Output_section::build_lookup_maps): New method declaration.
7363 (Output_section::merge_section_map_,
7364 Output_section::merge_section_by_properties_map_,
7365 Output_section::relaxed_input_section_map_,
7366 Output_section::is_relaxed_input_section_map_valid_): Remove data
7367 members.
7368 (Output_section::lookup_maps_): New data member.
7369
76295588
L		 73702010-05-21 Doug Kwan <dougkwan@google.com>
7371
7372 PR gold/11619
7373 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
7374 avoid a compilation error.
7375
d103a984
RÁE		 73762010-05-19 Rafael Espindola <espindola@google.com>
7377
7378 * script-sections.cc (Output_section_definition::allocate_to_segment):
7379 Update the phdrs_list even when the output section is NULL.
7380 * testsuite/Makefile.am: Add test.
7381 * testsuite/Makefile.in: Regenerate.
7382 * testsuite/script_test_9.cc: New.
7383 * testsuite/script_test_9.sh: New.
7384 * testsuite/script_test_9.t: New.
7385
6625d24e
DK		 73862010-05-19 Doug Kwan <dougkwan@google.com>
7387
7388 * arm.cc (Arm_input_section::original_size): New method.
7389 (Arm_input_section::do_addralign): Add a cast.
7390 (Arm_input_section::do_output_offset): Remove static cast.
7391 (Arm_input_section::original_addralign,
7392 Arm_input_section::original_size_): Change type to uint32_t.
7393 (Arm_input_section::init): Add safe casts for section alignment
7394 and size.
7395 (Arm_input_section::set_final_data_size): Do not set address and
7396 offset of stub table.
7397 (Arm_output_section::fix_exidx_coverage): Change use of of
7398 Output_section::Simple_input_section to that of
7399 Output_section::Input_section.
7400 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
7401 except for the first pass.
7402 * output.cc (Output_section::get_input_sections): Change type of
7403 input_sections to std::list<Input_section>.
7404 (Output_section::add_script_input_section): Rename from
7405 Output_section::add_simple_input_section. Change type of SIS
7406 parameter from Simple_input_section to Input_section.
7407 * output.h (Output_section::Simple_input_section): Remove class.
7408 (Output_section::Input_section): Change class visibility to public.
7409 (Output_section::Input_section::addralign): Use stored alignments
7410 for special input sections if set.
7411 (Output_section::Input_section::set_addralign): New method.
7412 (Output_section::get_input_sections): Change parameter type from
7413 list of Simple_input_section to list of Input_section.
7414 (Output_section::add_script_input_section): Rename from
7415 Output_section::add_simple_input_section. Change first parameter's
7416 type from Simple_input_section to Input_section and remove the
7417 second and third parameters.
7418 * script-sections.cc (Input_section::Input_section_list): Change
7419 type to list of Output_section::Input_section/
7420 (Input_section_info::Input_section_info): Change parameter type of
7421 INPUT_SECTION to Output_section::Input_section.
7422 (Input_section_info::input_section): Change return type.
7423 (Input_section_info::input_section_): Change type to
7424 Output_section::Input_section.
7425 (Output_section_element_input::set_section_addresses): Adjust code
7426 to use Output_section::Input_section instead of
7427 Output_section::Simple_input_section. Adjust code for renaming
7428 of Output_section::add_simple_input_section.
7429 (Orphan_output_section::set_section_addresses): Ditto.
7430
e1e82ea4
RW		 74312010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7432
7433 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
7434 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
7435
91e75c8a
RÁE		 74362010-05-18 Rafael Espindola <espindola@google.com>
7437
7438 * options.cc (General_options::finalize): Handle -nostdlib.
7439 * options.h (nostdlib): New option.
7440 * script.cc (script_add_search_dir): Handle -nostdlib.
7441
da59ad79
DK		 74422010-05-12 Doug Kwan <dougkwan@google.com>
7443
7444 * arm.cc (Target_arm::do_finalize_sections): Create an empty
7445 attributes section only if there no attributes section after merging.
7446 (Target_arm::merge_object_attributes): Move value of
e1df38aa 7447 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 7448 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
7449 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
7450 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
7451 and arm_attr_merge_7.stdout.
7452 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
7453 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
7454 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
7455 arm_attr_merge_7b.o): New rules.
7456 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
7457 arm_attr_merge_7
7458 * testsuite/Makefile.in: Regenerate.
7459 * testsuite/arm_attr_merge.sh: New file.
7460 * testsuite/arm_attr_merge_[67][ab].s: Same.
7461
3e01a7fd
NC		 74622010-05-05 Nick Clifton <nickc@redhat.com>
7463
7464 * po/es.po: Updated Spanish translation.
7465
7ad2014a
L		 74662010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7467
7468 * Makefile.am (install-exec-local): Properly install gold as
7469 default cross linker.
7470 * Makefile.in: Regenerated.
7471
4fda8867
NC		 74722010-04-27 H.J. Lu <hongjiu.lu@intel.com>
7473 Nick Clifton <nickc@redhat.com>
7474
7475 * configure.ac (install_as_default): Define and set to false
7476 unless --enable-gold or --enable-gold=both/gold has been
7477 specified.
7478 * configure: Regenerate.
7479
7480 * Makefile.am (install-exec-local): Install the executable as
7481 'ld.gold'. If install_as_default is true then also install it as
7482 'ld'.
7483 * Makefile.in: Regenerated.
7484
bd288ea2
ILT		 74852010-04-24 Ian Lance Taylor <iant@google.com>
7486
7487 * layout.cc (Layout::layout_reloc): In relocatable link don't
7488 combine reloc sections for grouped sections.
7489
ef38fd8a
ST		 74902010-04-23 Sriraman Tallam <tmsriram@google.com>
7491
7492 * gc.h (gc_process_relocs): Pass information on relocs pointing to
7493 sections that are not ordinary to icf.
7494 * icf.cc (get_section_contents): Handle relocation pointing to section
7495 with no object or shndx information.
7496 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
7497 * testsuite/Makefile.in: Regenerate.
7498 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
7499 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
7500
f6973bdc
ILT		 75012010-04-22 Ian Lance Taylor <iant@google.com>
7502
7503 * expression.cc (Expression::Expression_eval_info): Add
7504 result_alignment_pointer field.
7505 (Expression::eval_with_dot): Add result_alignment_pointer
7506 parameter. Change all callers.
7507 (Expression::eval_maybe_dot): Likewise.
7508 (class Binary_expression): Add alignment_pointer parameter to
7509 left_value and right_value. Change all callers.
7510 (BINARY_EXPRESSION): Set result alignment.
7511 (class Trinary_expression): Add alignment_pointer parameter to
7512 arg2_value and arg3_value. Change all callers.
7513 (Trinary_cond::value): Set result alignment.
7514 (Max_expression::value, Min_expression::value): Likewise.
7515 (Align_expression::value): Likewise.
7516 * script-sections.cc (class Sections_element): Add dot_alignment
7517 parameter to set_section_addresses virtual function. Update
7518 instantiations.
7519 (class Output_section_element): Likewise.
7520 (Script_sections::create_segments): Add dot_alignment parameter.
7521 Change all callers.
7522 (Script_sections::create_segments_from_phdrs_clause): Likewise.
7523 (Script_sections::set_phdrs_clause_addresses): Likewise.
7524 * script-sections.h: Update declarations.
7525 * script.h: Update declarations.
7526 * output.h (Output_segment::set_minimum_p_align): Don't decrease
7527 min_p_align.
7528 * testsuite/script_test_3.t: Set large alignment.
7529 * testsuite/script_test_3.sh: Make sure that at least one LOAD
7530 segment has expected alignment.
7531
9c9c98a5
NC		 75322010-04-22 Nick Clifton <nickc@redhat.com>
7533
7534 * po/gold.pot: Updated by the Translation project.
7535 * po/vi.po: Updated Vietnamese translation.
7536
2253bfba
L		 75372010-04-22 H.J. Lu <hongjiu.lu@intel.com>
7538
7539 * testsuite/Makefile.am (check_PROGRAMS): Add
7540 icf_virtual_function_folding_test.
7541 * testsuite/Makefile.in: Regenerated.
7542
85fdf906
AH		 75432010-04-15 Andrew Haley <aph@redhat.com>
7544
7545 * options.h (merge_exidx_entries): New option.
7546 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
7547 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
7548 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
7549 (Target_arm::merge_exidx_entries): New function.
7550 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
7551 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
7552 to Arm_exidx_fixup constructor.
7553 Add new arg, merge_exidx_entries.
7554 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
7555 Arm_output_section::fix_exidx_coverage.
7556
ce97fa81
ST		 75572010-04-18 Sriraman Tallam <tmsriram@google.com>
7558
7559 * icf.cc (get_section_contents): Check for preemptible functions.
7560 Ignore addend when appropriate.
7561 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
7562 section folded.
7563 (add_from_relobj): Check for section folded.
7564 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
7565 * symtab.h (should_add_dynsym_entry): Add new parameter.
7566 * target-reloc.h (scan_relocs): Check for section folded.
7567 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
7568 Check reloc types for function pointers in shared objects.
7569 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
7570 case.
7571 (icf_preemptible_functions_test): New test case.
7572 (icf_string_merge_test): New test case.
7573 * testsuite.Makefile.in: Regenerate.
7574 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
7575 bar_glob. Refactor code.
7576 * testsuite/icf_preemptible_functions_test.cc: New file.
7577 * testsuite/icf_preemptible_functions_test.sh: New file.
7578 * testsuite/icf_string_merge_test.cc: New file.
7579 * testsuite/icf_string_merge_test.sh: New file.
7580 * testsuite/icf_virtual_function_folding_test.cc: New file.
7581 * testsuite/icf_virtual_function_folding_test.sh: New file.
7582
04ceb17c
DK		 75832010-04-14 Doug Kwan <dougkwan@google.com>
7584
7585 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
7586 for local symbol recounting if we remove a section due to ICF.
7587 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
7588 there are no regular objects in input.
7589
153e7da4
DK		 75902010-04-13 Doug Kwan <dougkwan@google.com>
7591
7592 * arm.cc (Arm_input_section::set_final_data_size): Compute
7593 accurate final data size instead of using current data size.
7594
4dbd9faf
DK		 75952010-04-09 Doug Kwan <dougkwan@google.com>
7596
7597 * layout.cc (Layout::choose_output_section): Handle script section
7598 types.
7599 (Layout::make_output_section_for_script): Add section type parameter.
7600 Handle script section types.
7601 * layout.h (Layout::make_output_section_for_script): Add section
7602 type parameter.
7603 * output.cc (Output_section::Output_section): Initialize data member
7604 is_noload_.
7605 (Output_section::do_reset_address_and_file_offset): Do not set address
7606 to 0 if section is a NOLOAD section.
7607 * output.h (Output_section::is_noload): New method.
7608 (Output_section::set_is_noload): Ditto.
7609 (Output_section::is_noload_): New data member.
7610 * script-c.h (Script_section_type): New enum type.
7611 (struct Parser_output_section_header): Add new file section_type.
7612 * script-sections.cc (Sections_element::output_section_name): Add
7613 parameter for returning script section type.
7614 (Output_section_definition::output_section_name): Ditto.
7615 (Output_section_definition::section_type)P; New method.
7616 (Output_section_definiton::script_section_type_name): Ditto.
7617 (Output_section_definition::script_section_type_): New data member.
7618 (Output_section_definition::Output_section_definition): Initialize
7619 data member Output_section_definition::script_section_type_.
7620 (Output_section_definition::create_sections): Pass script section type
7621 to Layout::make_output_section_for_script.
7622 (Output_section_definition::output_section_name): Return script
7623 section type to caller.
7624 (Output_section_definition::set_section_address): Do not advance
7625 dot value and load address if section type is NOLOAD. Set address
7626 of NOLOAD sections regardless of section flags.
7627 (Output_section_definition::print): Print section type if it is
7628 not SCRIPT_SECTION_TYPE_NONE.
7629 (Output_section_definition::section_type): New method.
7630 (Output_section_definition::script_section_type_name): Ditto.
7631 (Script_sections::output_section_name): Add new parameter
7632 PSECTION_TYPE for returning script section type. Pass it to
7633 section elements. Handle discard sections.
7634 (Sort_output_sections::operator()): Handle NOLOAD sections.
7635 * script-sections.h (Script_sections::Section_type): New enum type.
2e702c99 7636 (Script_sections::output_section_name): Add a new parameter for
4dbd9faf
DK		 7637 returning script section type.
7638 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
7639 INFO and NOLOAD.
7640 * yyscript.y (union): Add new field SECTION_TYPE.
7641 (COPY, DSECT, INFO, NOLOAD): New tokens.
7642 (opt_address_and_section_type): Change type to output_section_header.
7643 (section_type): New non-terminal
7644 (section_header): Handle section type.
2253bfba 7645 (opt_address_and_section_type): Return section type value.
4dbd9faf 7646
721ea635
L		 76472010-04-09 H.J. Lu <hongjiu.lu@intel.com>
7648
7649 * testsuite/plugin_common_test_1.c (foo): Add prototype.
7650 * testsuite/plugin_common_test_2.c (foo): Likewise.
7651
6bf924b0
DK		 76522010-04-08 Doug Kwan <dougkwan@google.com>
7653
7654 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
7655 Output_merge_data.
7656 * output.cc (Output_section::add_merge_input_section): Simplify
7657 code and return status of Output_merge_base::add_input_section.
e1df38aa 7658 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 7659 returns true.
7660
24af6f92
DK		 76612010-04-07 Doug Kwan <dougkwan@google.com>
7662
7663 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
7664 if section is marked as containing instructions but has no mapping
7665 symbols.
7666 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
7667 correct section index.
7668 (Arm_relobj::find_linked_text_section): Ditto.
7669
00698fc5
CC		 76702010-04-07 Cary Coutant <ccoutant@google.com>
7671
7672 * archive.cc (include_member): Destroy Read_symbols_data object before
7673 releasing file.
7674 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
7675 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
7676 (Read_symbols_data::~Read_symbols_data) New destructor.
7677 (Section_relocs::Section_relocs) New constructor.
7678 (Section_relocs::~Section_relocs) New destructor.
7679 (Read_relocs_data::Read_relocs_data) New constructor.
7680 (Read_relocs_data::~Read_relocs_data) New destructor.
7681 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
7682 pointers to NULL after deleting.
7683
7296d933
DK		 76842010-04-07 Doug Kwan <dougkwan@google.com>
7685
7686 * arm.cc: Replace "endianity" with "endianness" in comments.
7687 (Arm_exidx_cantunwind): Ditto.
7688 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
7689 (Arm_relobj::merge_flags_and_attributes): New method.
7690 (Arm_relobj::merge_flags_and_attributes_): New data member.
7691 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
7692 (Arm_relobj::scan_sections_for_stubs): Ditto.
7693 (Arm_relobj::do_read_symbols): Check to see if we really want to
7694 merge processor-specific flags and attributes. Exit early if
7695 an object is empty except for section names and the undefined symbol.
7696 (Target_arm::do_finalize_sections): Move check for ELF format to
7697 Arm_relobj::do_read_symbols. Merge processor specific flags and
7698 attributes from a regular object only when we have determined that
7699 it is aapropriate. Do not create an .ARM.attributes section in
7700 output if there is no regular input object.
7701 (Target_arm::merge_processor_specific_flags): Check
7702 --warn-mismatch before printing any error.
7703 (Target_arm::merge_object_attributes): Ditto.
7704 * gold.cc (queue_middle_tasks): Handle the case in which there is
7705 no regular object in input.
7706 * options.cc (General_options::parse_EB): New method.
7707 (General_options::parse_EL): Same.
7708 (General_options::General_options): Initialize endianness_.
7709 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
7710 New options.
7711 (General_options::Endianness): New enum.
7712 (General_options::endianness): New method.
7713 (General_options::endianness_): New data member.
7714 * parameters.cc (Parameters::set_options): Check target endianness.
7715 (Parameters::set_target_once): Ditto.
7716 (Parameters::check_target_endianness): New method.
7717 (parameters_force_valid_target): If either -EL or -EB is specified,
7718 use it to define endianness of default target.
7719 * parameters.h (Parameters::check_target_endianness): New method
7720 declaration.
7721 * target.h (class Target): Change "endianity" to "endianness"
7722 in comments.
7723
efc8d4f2
RW		 77242010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7725
7726 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
7727 * configure: Regenerate.
7728 * Makefile.in: Regenerate.
7729 * testsuite/Makefile.in: Regenerate.
7730
be234d88
CC		 77312010-04-06 Cary Coutant <ccoutant@google.com>
7732
7733 gcc PR lto/42757
7734 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
7735 prevailing definitions of common symbols.
7736 * testsuite/plugin_test_6.sh: New test case.
7737 * testsuite/plugin_common_test_1.c: New test case.
7738 * testsuite/plugin_common_test_2.c: New test case.
7739 * testsuite/Makefile.am (plugin_test_6): New test case.
7740 * testsuite/Makefile.in: Regenerate.
7741
bd32c6bd
NC		 77422010-04-06 Nick Clifton <nickc@redhat.com>
7743
7744 * po/vi.po: New Vietnamese translation.
7745
323c532f
DK		 77462010-03-30 Doug Kwan <dougkwan@google.com>
7747
7748 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
7749
4fcd97eb
DK		 77502010-03-25 Doug Kwan <dougkwan@google.com>
7751
7752 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
7753 to avoid a conversion warning on a 32-bit host.
7754
4ebf39db
ILT		 77552010-03-24 Ian Lance Taylor <iant@google.com>
7756
7757 * testsuite/script_test_3.t: Add a TLS segment.
7758 * testsuite/Makefile.am (check_PROGRAMS): Add
7759 tls_phdrs_script_test.
7760 (tls_phdrs_script_test_SOURCES): Define.
7761 (tls_phdrs_script_test_DEPENDENCIES): Define.
7762 (tls_phdrs_script_test_LDFLAGS): Define.
7763 (tls_phdrs_script_test_LDADD): Define.
7764 * testsuite/Makefile.in: Rebuild.
7765
4a599bdd
CC		 77662010-03-23 Cary Coutant <ccoutant@google.com>
7767
7768 * fileread.cc (find_or_make_view): Fix comment.
7769
6c93b22c
ILT		 77702010-03-23 Ian Lance Taylor <iant@google.com>
7771
7772 * script-sections.cc (class Orphan_section_placement): Define
7773 PLACE_TLS and PLACE_TLS_BSS.
7774 (Orphan_section_placement::Orphan_section_placement): Initialize
7775 new places.
7776 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
7777 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
7778 (tls_script_test_SOURCES): Define.
7779 (tls_script_test_DEPENDENCIES): Define.
7780 (tls_script_test_LDFLAGS): Define.
7781 (tls_script_test_LDADD): Define.
7782 * testsuite/Makefile.in: Rebuild.
7783
a2c7281b
DK		 77842010-03-22 Doug Kwan <dougkwan@google.com>
7785
7786 * arm.cc (Arm_relocate_functions::abs8,
7787 Arm_relocate_functions::abs16): Use correct check for overflow
7788 specified in the ARM ELF specs.
7789 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
7790 target of a BLX instruction specially.
7791 (Reloc_stub::stub_type_for_reloc): Ditto.
7792 (Relocate::relocate): Use symbolic names instead of numeric relocation
7793 codes to report error.
7794 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
7795 workaround.
7796 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
7797 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
7798 thumb2_blx_out_of_range.stdout
7799 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
7800 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
7801 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
7802 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
7803 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
7804 thumb2_blx_in_range, thumb2_blx_in_range.o,
7805 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
7806 thumb2_blx_out_of_range.o): New rules.
2e702c99 7807 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
a2c7281b
DK		 7808 thumb2_blx_in_range and thumb2_blx_out_of_range.
7809 * testsuite/Makefile.in: Regenerate.
7810 * arm_branch_in_range.sh: Add tests for THUMB BLX.
7811 * testsuite/thumb_blx_in_range.s: New file.
7812 * testsuite/thumb_blx_out_of_range.s: New file.
7813
b0193076
RÁE		 78142010-03-22 Rafael Espindola <espindola@google.com>
7815
7816 * archive.cc (Should_include): Move to archive.h.
7817 (should_include_member): Make it a member of Archive.
7818 (Lib_group): New.
7819 (Add_lib_group_symbols): New.
7820 * archive.h: Include options.h.
7821 (Archive_member): Moved from Archive.
7822 (Should_include): Moved from archive.cc.
7823 (Lib_group): New.
7824 (Add_lib_group_symbols): New.
7825 * dynobj.cc (do_should_include_member): New.
7826 * dynobj.h (do_should_include_member): New.
7827 * gold.cc (queue_initial_tasks): Update call to queue.
7828 * main.cc (main): Print lib group stats.
7829 * object.cc (do_should_include_member): New.
7830 * object.h: Include archive.h.
7831 (Object::should_include_member): New.
7832 (Object::do_should_include_member): New.
7833 (Sized_relobj::do_should_include_member): New.
7834 * options.cc (General_options::parse_start_lib): New.
7835 (General_options::parse_end_lib): New.
7836 (Input_arguments::add_file): Handle lib groups.
7837 (Input_arguments::start_group): Check we are not in a lib.
7838 (Input_arguments::start_lib): New.
7839 (Input_arguments::end_lib): New.
7840 * options.h (General_options): Add start_lib and end_lib.
7841 (Input_argument::lib_): New.
7842 (Input_argument::lib): New.
7843 (Input_argument::is_lib): New.
7844 (Input_file_lib): New.
7845 (Input_arguments::in_lib_): New.
7846 (Input_arguments::in_lib): New.
7847 (Input_arguments::start_lib): New.
7848 (Input_arguments::end_lib_): New.
7849 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
7850 in unused members as preempted.
7851 (Sized_pluginobj::do_should_include_member): New.
7852 * plugin.h (Sized_pluginobj::do_should_include_member): New.
7853 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
7854 return the blocker.
7855 (Read_symbols::do_whole_lib_group): New.
7856 (Read_symbols::do_lib_group): New.
7857 (Read_symbols::do_read_symbols): Handle lib groups.
7858 (Read_symbols::get_name): Handle lib groups.
7859 * readsyms.h (Read_symbols): Add an archive member pointer.
7860 (Read_symbols::do_whole_lib_group): New.
7861 (Read_symbols::do_lib_group): New.
7862 (Read_symbols::member_): New.
7863 * script.cc (read_input_script): Update call to queue_soon.
7864
d099120c
DK		 78652010-03-19 Doug Kwan <dougkwan@google.com>
7866
7867 * arm.cc (Stub_table::Stub_table): Initialize new data members
7868 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7869 (Stub_table::add_reloc_stub): Assign stub offset and update
7870 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
7871 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
7872 New data members.
2e702c99 7873 (Stub_table::update_data_size_and_addralign): Use
d099120c
DK		 7874 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
7875 instead of going over all reloc stubs.
2e702c99 7876 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
d099120c
DK		 7877 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7878 Stringpool_template::offset_ to size of Stringpool_char.
2e702c99 7879 (Stringpool_template::new_key_offset): Remove code to initialize
d099120c
DK		 7880 Stringpool_template::offset_.
7881 * stringpool.h (Stringpool_template::set_no_zero_null): Set
7882 Stringpool_template::offset_ to zero.
7883
1aa37384
DK		 78842010-03-15 Doug Kwan <dougkwan@google.com>
7885
7886 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
7887 offset_.
7888 (Stringpool_template::new_key_offset): New method.
7889 (Stringpool_template::add_string): Assign offsets when adding new
7890 strings.
7891 (Stringpool_template::set_string_offsets): Do not set string offsets
7892 when not optimizing.
7893 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
7894 member size_.
2e702c99
RM		 7895 (Chunked_vector::clear): Clear size_.
7896 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
7897 (Chunked_vector::size): Return size_.
7898 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 7899 (Chunked_vector::size_): New data member.
1aa37384
DK		 7900 (Stringpool_template::set_no_zero_null): Assert string set is empty.
7901 (Stringpool_template::new_key_offset): New method declaration.
7902 (Stringpool_template::offset_): New data member.
7903
b672b057
RÁE		 79042010-03-15 Rafael Espindola <espindola@google.com>
7905
7906 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
7907 Add_symbols' constructor.
7908 * readsyms.h (Add_symbols): Remove the input_group member.
7909
b6848d3c
ILT		 79102010-03-10 Ian Lance Taylor <iant@google.com>
7911
7912 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
7913 target to ask whether a reference to a symbol requires a stack
7914 split.
7915 * target.h (Target::is_call_to_non_split): New function.
7916 (Target::do_is_call_to_non_split): Declare virtual function.
7917 * target.cc: Include "symtab.h".
7918 (Target::do_is_call_to_non_split): New function.
7919 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
7920
a2a5469e
CC		 79212010-03-10 Cary Coutant <ccoutant@google.com>
7922
7923 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
7924 (File_read::open[1]): Remove initial mapping of whole_file_view_.
7925 (File_read::open[2]): Add whole_file_view_ to list of views.
7926 (File_read::make_view): Remove test of whole_file_view_.
7927 (File_read::find_or_make_view): Create whole_file_view_ if
7928 necessary.
7929 (File_read::clear_views): Replace bool parameter with enum;
7930 adjust all callers. Don't delete views with permanent data;
7931 do delete cached views and views from archives if
7932 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
7933 if clearing the corresponding view.
7934 * fileread.h (File_read::Clear_views_mode): New enum.
7935 (File_read::View::is_permanent_view): New method.
7936 (File_read::clear_views): Replace bool parameter
7937 with enum; adjust all callers.
7938 * options.h (General_options): Change keep_files_mapped option;
7939 add map_whole_files.
7940 * readsyms.cc (Add_symbols::run): Delete sd_ object before
7941 releasing the file.
7942 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
7943 the file.
7944
8861f32b
DM		 79452010-03-10 David S. Miller <davem@davemloft.net>
7946
7947 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
7948
d62d0f5f
ST		 79492010-03-09 Sriraman Tallam <tmsriram@google.com>
7950
7951 * icf.cc (get_section_contents): Add '@' marker after processing the
7952 merge reloc.
7953
9177756d
DK		 79542010-03-08 Doug Kwan <dougkwan@google.com>
7955
7956 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
7957 due to a conversion warning.
7958 (Arm_relobj::update_output_local_symbol_count): Check for local
7959 symbol with unset output index.
7960
9e9e071b
ILT		 79612010-03-05 Ian Lance Taylor <iant@google.com>
7962
7963 * options.h (class General_options): Add --spare-dynamic-tags.
7964 * output.cc (Output_data_dynamic::set_final_data_size): Implement
7965 --spare-dynamic-tags.
7966
a81ee015
ILT		 79672010-03-05 Ian Lance Taylor <iant@google.com>
7968
7969 * incremental.cc: Include "libiberty.h".
7970
44ec90b9
RO		 79712010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7972
7973 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
7974 function, is_info_ member.
7975 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
7976 (Versions::Versions): Update caller.
7977 (Versions::define_base_version): Likewise.
7978 (Versions::add_def): Likewise.
7979
0897ed3b
ST		 79802010-03-03 Sriraman Tallam <tmsriram@google.com>
7981
7982 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
7983 (Scan::possible_function_pointer_reloc): New function.
7984 (Scan::local_reloc_may_be_function_pointer): Change to call
7985 possible_function_pointer_reloc.
7986 (Scan::global_reloc_may_be_function_pointer): Ditto.
7987 * icf.h (Icf::check_section_for_function_pointers): Change to reject
7988 relocations in ".data.rel.ro._ZTV" section.
7989 * testsuite/icf_safe_so_test.sh: Change to pass i386.
7990 * testsuite/icf_safe_so_test.cc: Ditto.
7991 * testsuite/icf_safe_test.cc: Ditto.
7992 * testsuite/icf_safe_test.sh: Ditto.
7993
d3bbad62
ILT		 79942010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7995 Ian Lance Taylor <iant@google.com>
7996
7997 * target-reloc.h (relocate_section): Check the symbol table index
7998 for -1U before setting the local symbol index.
7999 (scan_relocatable_relocs): If copying the relocation, record that
8000 the local symbol is required.
8001 * object.h (Symbol_value::is_output_symtab_index_set): New
8002 function.
8003 (Symbol_value::may_be_discarded_from_output_symtab): New
8004 function.
8005 (Symbol_value::has_output_symtab_entry): New function.
8006 (Symbol_value::needs_output_symtab_entry): Remove.
8007 (Symbol_value::output_symtab_index): Make sure the symbol index is
8008 set.
8009 (Symbol_value::set_output_symtab_index): Make sure the symbol
8010 index is not set. Make sure the new index is valid.
8011 (Symbol_value::set_must_have_output_symtab_entry): New function.
8012 (Symbol_value::has_output_dynsym_entry): New function.
8013 (Symbol_value::set_output_dynsym_index): Make sure the new index
8014 is valid.
8015 (Sized_relobj::set_must_have_output_symtab_entry): New function.
8016 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
8017 local symbol if permitted.
8018 (Sized_relobj::do_finalize_local_symbols): Call
8019 is_output_symtab_index_set rather than needs_output_symtab_entry.
8020 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
8021 rather than needs_output_symtab_entry. Call
8022 has_output_dynsym_entry rather than needs_output_dynsym_entry.
8023 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
8024 is_output_symtab_index_set rather than needs_output_symtab_entry.
8025 * testsuite/discard_locals_relocatable_test.c: New file.
8026 * testsuite/discard_locals_test.sh: Test -r.
8027 * testsuite/Makefile.am (check_DATA): Add
8028 discard_locals_relocatable_test1.syms,
8029 discard_local_relocatable_test2.syms.
8030 (MOSTLYCLEANFILES): Likewise. Also add
8031 discard_locals_relocatable_test1.lout and
8032 discard_locals_relocatable_test2.out.
8033 (discard_locals_relocatable_test1.syms): New target.
8034 (discard_locals_relocatable_test.o): New target.
8035 (discard_locals_relocatable_test1.out): New target.
8036 (discard_locals_relocatable_test2.syms): New target.
8037 (discard_locals_relocatable_test2.out): New target.
8038 (various): Add missing ../ld-new dependencies.
8039 * testsuite/Makefile.in: Rebuild.
8040
7e8ccf26
NC		 80412010-03-03 Nick Clifton <nickc@redhat.com>
8042
8043 * po/fi.po: New Finnish translation.
8044
2a0ff005
DK		 80452010-03-01 Doug Kwan <dougkwan@google.com>
8046
8047 * layout.cc (Layout::Layout): Force section types of .init_array*,
8048 .preinit_array* and .fini_array* sections.
8049 * output.cc (Output_section::Input_section_sort_entry::has_priority):
8050 Fix check of return value of std::string::find.().
8051 (Output_section::Input_section_sort_compare::operator()): Remove
8052 comment about .init_array.
8053 (Output_section::Input_section_sort_init_fini_compare::operator()):
8054 New method.
8055 (Output_section::sort_attached_input_sections): Handle .init_array
8056 and .fini_array specially.
8057 * output.h (Output_section::Inut_section_sort_compare): Update
8058 comment.
8059 (Output_section::Input_section_sort_init_fini_compare): New struct.
8060
c3e4ae29
DK		 80612010-02-26 Doug Kwan <dougkwan@google.com>
8062
8063 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
8064 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
8065 * testsuite/debug_msg.sh: Avoid matching source line number for
8066 use of global variable undef_int.
8067
2fd9ae7a
DK		 80682010-02-26 Doug Kwan <dougkwan@google.com>
8069
8070 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
8071 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
8072 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
8073 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
8074 * options.cc (General_options::General_options): Initialize member
8075 fix_v4bx_.
8076 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
8077 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
8078 and rm_no_fix_v4bx.stdout
8079 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
8080 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
8081 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
8082 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
8083 and arm_no_fix_v4bx.
8084 * Makefile.in: Regenerate.
8085 * testsuite/arm_fix_v4bx.s: New file.
8086 * testsuite/arm_fix_v4bx.sh: Ditto.
8087
67ec7d0b
DK		 80882010-02-24 Doug Kwan <dougkwan@google.com>
8089
8090 * arm.cc (Target_arm::got_section): Make the .got section the first
8091 non RELRO section in the data segment.
8092 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
8093 suffixes of section names.
8094
10165461
DK		 80952010-02-24 Doug Kwan <dougkwan@google.com>
8096
8097 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
8098 flags and attributes merging if an input file is a binary file.
8099 * fileread.cc (Input_file::open): Record format of original file.
8100 * fileread.h (Input_file::Format): New enum type.
2e702c99 8101 (Input_file::Input_file): Initialize data member format_.
10165461
DK		 8102 (Input_file::format): New method definition.
8103 (Input_file::format_):: New data member.
8104
4a54abbb
DK		 81052010-02-24 Doug Kwan <dougkwan@google.com>
8106
8107 * arm.cc (Arm_output_data_got): New class.
8108 (ARM_TCB_SIZE): New constant
8109 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
8110 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
8111 If user uses a script with a SECTIONS clause, issue only a warning
8112 for a misplaced EXIDX input section. Otherwise, issue an error.
2e702c99 8113 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4a54abbb
DK		 8114 garbage collection.
8115 (Target_arm::got_mode_index_entry): Handle static linking.
8116 (Target_arm::Scan::local): Ditto.
8117 (Target_arm::Scan::global): Ditto.
8118 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
8119 all incorrectly implemented relocations.
e1df38aa 8120 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 8121 Arm_output_section::fix_exidx_coverage.
8122 * layout.cc (Layout::section_name_mapping): Remove trailing dots
8123 from ".ARM.exidx." and ".ARM.extab.".
8124
ca419a6f
ILT		 81252010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8126
8127 * arm.cc (Target_arm::do_finalize_sections): Create attribute
8128 section if it does not already exist.
8129 * attributes.cc (Attributes_section_data::Attributes_section_data):
8130 Don't crash if size is zero.
8131
135b9c78
ILT		 81322010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8133 Ian Lance Taylor <iant@google.com>
8134
8135 * gold.cc (queue_middle_tasks): If no input files were opened,
8136 exit.
8137 * workqueue.h (Task_function::Task_function): Assert that there is
8138 a blocker.
8139
bb0bfe4f
DK		 81402010-02-22 Doug Kwan <dougkwan@google.com>
8141
8142 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
8143 * icf.cc (get_section_contents): Cast snprintf arguments to long long
8144 types to avoid warnings due to different uint64_t implementations
8145 on different hosts.
8146
2a2b6d42
DK		 81472010-02-21 Doug Kwan <dougkwan@google.com>
8148
8149 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
8150 handling of the maximum backward branch offset.
2e702c99 8151 (Arm_relocate_functions::thumb_branch_common): Ditto.
2a2b6d42
DK		 8152 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
8153 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 8154 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 8155 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
8156 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
8157 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
8158 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
8159 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
8160 thumb_bl_out_of_range thumb_bl_out_of_range.o,
8161 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
8162 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
8163 thumb2_bl_out_of_range.o): New rules.
8164 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
8165 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
8166 thumb2_bl_out_of_range
8167 * testsuite/Makefile.in: Regenerate.
8168 * testsuite/arm_bl_in_range.s: New file.
8169 * testsuite/arm_bl_out_of_range.s: Ditto.
8170 * testsuite/arm_branch_in_range.sh: Ditto.
8171 * testsuite/arm_branch_range.t: Ditto.
8172 * testsuite/thumb2_branch_range.t: Ditto.
8173 * testsuite/thumb_bl_in_range.s: Ditto.
8174 * testsuite/thumb_bl_out_of_range.s: Ditto.
8175 * testsuite/thumb_branch_range.t: Ditto.
8176
b487ad64
ST		 81772010-02-20 Sriraman Tallam <tmsriram@google.com>
8178
8179 * gc.h (gc_process_relocs): Change vectors to point to the new list.
8180 Add reloc offset information.
8181 * icf.cc (get_section_contents): Change iterators to point to the new
8182 vectors. Add reloc offset information to the contents.
8183 * icf.h (Icf::Sections_reachable_info): New typedef.
8184 (Icf::Sections_reachable_list): New typedef.
8185 (Icf::Offset_info): New typedef.
8186 (Icf::Reloc_info): New struct typedef.
8187 (Icf::Reloc_info_list): New typedef.
8188 (Icf::symbol_reloc_list): Delete method.
8189 (Icf::addend_reloc_list): Delete method.
8190 (Icf::section_reloc_list): Delete method.
8191 (Icf::reloc_info_list): New method.
8192 (Icf::reloc_info_list_): New member.
8193
f96accdf
DK		 81942010-02-19 Doug Kwan <dougkwan@google.com>
8195
8196 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
8197 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
8198 * arm.cc (Arm_relocation_functions): New forward declaration.
8199 (Target_arm::Target_arm): Initialize new data members
8200 got_mod_index_offset_ and tls_base_symbol_defined_.
8201 (Target_arm::Relocate::relocate_tls): New method.
8202 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
8203 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
8204 New methods.
2e702c99 8205 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
f96accdf
DK		 8206 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
8207 (Target_arm::got_mod_index_offset_,
8208 Target_arm::tls_base_symbol_defined_): New data members.
8209 (Target_arm::Scan::local, Target::Scan::global,
8210 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
8211 relocations.
8212
c8761b9a
DK		 82132010-02-18 Doug Kwan <dougkwan@google.com>
8214
8215 * arm.cc (Arm_relobj::find_linked_text_section): New method.
8216 (Arm_relobj::make_exidx_input_section): Pass section index of linked
8217 text section as a parameter becuase some broken tools may not set
8218 the link in section header.
8219 (Target_arm::has_got_section): New method.
8220 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
8221 without any mapping symbol as data only. Remove warning.
8222 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
8223 link in its section header, try to discover the link by inspecting the
8224 REL31 relocation at the beginning of the section.
8225 (Target_arm::Scan::check_non_pic): Report name of offending relocation
8226 in error message.
8227 (Target_arm::Scan::global): Treat any reference to the symbol
8228 _GLOBAL_OFFSET_TABLE_ as a GOT access.
8229
21bb3914
ST		 82302010-02-12 Sriraman Tallam <tmsriram@google.com>
8231
8232 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
8233 (Scan::global_reloc_may_be_function_pointer): New function.
8234 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8235 (Scan::global_reloc_may_be_function_pointer): New function.
8236 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
8237 (Scan::global_reloc_may_be_function_pointer): New function.
8238 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
8239 (Scan::global_reloc_may_be_function_pointer): New function.
8240 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
8241 (Scan::global_reloc_may_be_function_pointer): New function.
8242 (Scan::possible_function_pointer_reloc): New function.
8243 (Target_x86_64::can_check_for_function_pointers): New function.
8244 * gc.h (gc_process_relocs): Scan relocation types to determine if
8245 function pointers were taken for targets that support it.
8246 * icf.cc (Icf::find_identical_sections): Include functions for
8247 folding in safe ICF whose pointer is not taken.
8248 * icf.h (Secn_fptr_taken_set): New typedef.
8249 (fptr_section_id_): New member.
8250 (section_has_function_pointers): New function.
8251 (set_section_has_function_pointers): New function.
8252 (check_section_for_function_pointers): New function.
8253 * options.h: Fix comment for safe ICF option.
8254 * target.h (can_check_for_function_pointers): New function.
8255 * testsuite/Makefile.am: Add icf_safe_so_test test case.
8256 Modify icf_safe_test for X86-64.
8257 * testsuite/Makefile.in: Regenerate.
8258 * testsuite/icf_safe_so_test.cc: New file.
8259 * testsuite/icf_safe_so_test.sh: New file.
8260 * testsuite/icf_safe_test.cc (kept_func_3): New function.
8261 (main): Change to take pointer to function kept_func_3.
8262 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
8263 folding is done correctly for X86-64.
8264
0da6fa6c
DM		 82652010-02-12 David S. Miller <davem@davemloft.net>
8266
8267 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
8268 is_symbolless parameter.
8269 (Output_reloc<SHT_REL>::is_symbolless): New.
8270 (Output_reloc<SHT_REL>::is_symbolless_): New.
8271 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
8272 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
8273 (Output_reloc<SHT_RELA>::is_symbolless): New.
8274 (Output_data_reloc::add_global): Handle is_symbolless.
8275 (Output_data_reloc::add_global_relative): Likewise.
8276 (Output_data_reloc::add_local): Likewise.
8277 (Output_data_reloc::add_local_relative): Likewise.
8278 (Output_data_reloc::add_symbolless_global_addend): New.
8279 (Output_data_reloc::add_symbolless_local_addend): New.
8280 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
8281 is_symbolless.
8282 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
8283 instead of ->is_relative_
8284 (Output_reloc::write): Likewise.
8285 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
8286 (Output_reloc::write_rel): Simplify.
8287
8288 * sparc.cc (Target_sparc::Scan::local): Use
8289 ->add_symbolless_local_addend as needed.
8290 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
8291 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
8292 based upon relocation offset.
8293
e4782e83
DK		 82942010-02-11 Doug Kwan <dougkwan@google.com>
8295
8296 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
8297 (Target_arm::Scan::global): Ditto. Also remove a comment before the
8298 beginning of function.
8299 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
8300 and MOVT_ABS relocations. Those are non issued in scanning. Fix
8301 parameter is_32bit in calls to should_apply_static_reloc.
8302 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
8303 (check_DATA): Add arm_abs_global.stdout.
8304 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
8305 arm_abs_global.stdout): New rules.
8306 (MOSTLLYCLEANFILES): Add arm_abs_global
8307 * Makefile.in: Regenerate.
8308 * testsuite/arm_abs_global.s: New file.
8309 * testsuite/arm_abs_global.sh: Ditto.
8310 * testsuite/arm_abs_lib.s: Ditto.
8311
93ceb764
ILT		 83122010-02-11 Ian Lance Taylor <iant@google.com>
8313
8314 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
8315 Read_relocs task.
8316 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
8317 Allocate_commons_task first.
8318 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
8319 task, rather than symtab_lock_.
8320 (Gc_process_relocs::~Gc_process_relocs): New function.
8321 (Gc_process_relocs::is_runnable): Check this_blocker_.
8322 (Gc_process_relocs::locks): Use next_blocker_ rather than
8323 blocker_.
8324 (Scan_relocs::~Scan_relocs): New function.
8325 (Scan_relocs::is_runnable): Check this_blocker_ rather than
8326 symtab_lock_.
8327 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
8328 next_blocker_.
8329 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
8330 fields. Add this_blocker_ and next_blocker_ fields. Adjust
8331 constructor accordingly.
8332 (class Gc_process_relocs): Likewise.
8333 (class Scan_relocs): Likewise.
8334 * common.h (class Allocate_commons_task): Remove symtab_lock_
8335 field, and corresponding constructor parameter.
8336 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
8337 symtab_lock_.
8338 (Allocate_commons_task::locks): Likewise.
8339
114dfbe1
ILT		 83402010-02-11 Ian Lance Taylor <iant@google.com>
8341
8342 * gold-threads.h (class Once): Define.
8343 (class Initialize_lock): Rewrite as child of Once.
8344 * gold-threads.cc (class Once_initialize): Define.
8345 (once_pointer_control): New static variable.
8346 (once_pointer, once_arg): New static variables.
8347 (c_run_once): New static function.
8348 (Once::Once, Once::run_once, Once::internal_run): New functions.
8349 (class Initialize_lock_once): Remove.
8350 (initialize_lock_control): Remove.
8351 (initialize_lock_pointer): Remove.
8352 (initialize_lock_once): Remove.
8353 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
8354 (Initialize_lock::initialize): Rewrite.
8355 (Initialize_lock::do_run_once): New function.
8356 * archive.cc (Archive::interpret_header): Only clear name if it is
8357 not already empty.
8358 * fileread.cc: Include "gold-threads.h"
8359 (file_counts_lock): New static variable.
8360 (file_counts_initialize_lock): Likewise.
8361 (File_read::release): Only increment counts when using --stats.
8362 Use a lock around the increment.
8363 * parameters.cc (class Set_parameters_target_once): Define.
8364 (set_parameters_target_once): New static variable.
8365 (Parameters::Parameters): Move here from parameters.h.
8366 (Parameters::set_target): Rewrite.
8367 (Parameters::set_target_once): New function.
8368 (Parameters::clear_target): Move here and rewrite.
8369 * parameters.h (class Parameters): Update declarations. Add
8370 set_parameters_target_once_ field.
8371 (Parameters::Parameters): Move to parameters.cc.
8372 (Parameters::clear_target): Likewise.
8373 * readsyms.cc (Read_symbols::do_group): Create a Start_group
8374 task.
8375 (Start_group::~Start_group): New function.
8376 (Start_group::is_runnable): New function.
8377 (Start_group::locks, Start_group::run): New functions.
8378 (Finish_group::run): Change saw_undefined to size_t.
8379 * readsyms.h (class Start_group): Define.
8380 (class Finish_group): Change saw_undefined_ field to size_t.
8381 (Finish_group::Finish_group): Remove saw_undefined and
8382 this_blocker parameters. Change all callers.
8383 (Finish_group::set_saw_undefined): New function.
8384 (Finish_group::set_blocker): New function.
8385 * symtab.h (class Symbol_table): Change saw_undefined to return
8386 size_t. Change saw_undefined_ field to size_t.
8387 * target-select.cc (Set_target_once::do_run_once): New function.
8388 (Target_selector::Target_selector): Initialize set_target_once_
8389 field. Don't initialize lock_ and initialize_lock_ fields.
8390 (Target_selector::instantiate_target): Rewrite.
8391 (Target_selector::set_target): New function.
8392 * target-select.h (class Set_target_once): Define.
8393 (class Target_selector): Update declarations. Make
8394 Set_target_once a friend. Remove lock_ and initialize_lock_
8395 fields. Add set_target_once_ field.
8396
fa17a3f4
ILT		 83972010-02-10 Ian Lance Taylor <iant@google.com>
8398
8399 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
8400 queueing any tasks.
8401 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
8402 (queue_middle_tasks): Add all blockers before queueing any tasks.
8403 (queue_final_tasks): Likewise.
8404 * token.h (Task_token::add_blockers): New function.
8405 * object.h (Input_objects::number_of_relobjs): New function.
8406
c7177d31
ILT		 84072010-02-10 Ian Lance Taylor <iant@google.com>
8408
5de0e392
ILT		 8409 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
8410 shared, not if not position independent.
8411 * x86_64.cc (Relocate::relocate_tls): Likewise.
8412 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
8413 (tls_pie_pic_test): New target.
8414 * testsuite/Makefile.in: Rebuild.
8415
c7177d31
ILT		 8416 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
8417 (tls_test_main_pie.o, tls_test_pie.o): New targets.
8418 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
8419 * testsuite/Makefile.in: Rebuild.
8420
684b268a
DM		 84212010-02-09 David S. Miller <davem@davemloft.net>
8422
8423 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
8424 R_SPARC_RELATIVE using ->add_local_relative().
8425 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
8426
612a8d3d
DM		 8427 * output.h (Output_data_dynamic::add_section_size): New method
8428 that takes two Output_data objects.
8429 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
8430 entry param. Handle it in initializers.
8431 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
8432 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
8433 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
8434 arg.
8435 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
8436 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
8437 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
8438 for dynrel_includes_plt.
8439 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8440 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8441 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
8442 before .rela.plt
8443 (Target_sparc::do_finalize_sections): Update to pass true for
8444 dynrel_includes_plt.
8445 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
8446 output before .rela.plt
8447 (Target_powerpc::do_finalize_sections): Update to pass true for
8448 dynrel_includes_plt when 32-bit.
8449
cb1be87e
DK		 84502010-02-08 Doug Kwan <dougkwan@google.com>
8451
8452 * arm.cc (Arm_relobj::simple_input_section_output_address): New
8453 method.
8454 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
8455 Arm_relobj::scan_section_for_cortex_a8_stubs,
8456 Arm_relobj::do_relocation_section): Instead of calling
8457 Output_section::output_address, use faster
8458 Arm_relobj::simple_input_section_output_address.
8459
705b5121
DM		 84602010-02-08 David S. Miller <davem@davemloft.net>
8461
8462 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
8463 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
8464 relocation helper function.
8465
024c4466
DM		 8466 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
8467 just like R_SPARC_GOT{10,13,22}.
8468 (Target_sparc::Scan::local): Likewise.
8469 (Target_sparc::Relocate:relocate): Likewise.
8470
9109c078
ILT		 84712010-02-06 Ian Lance Taylor <iant@google.com>
8472
8473 * configure.ac: Rewrite targetobjs duplicate removal code to use
8474 only shell constructs.
8475 * configure: Rebuild.
8476
cf846138
DK		 84772010-02-05 Doug Kwan <dougkwan@google.com>
8478
8479 PR 11247
8480 * arm.cc (Arm_relobj::section_is_scannable): New method.
8481 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
8482 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
8483
6cfaf60b
DK		 84842010-02-04 Doug Kwan <dougkwan@google.com>
8485
8486 PR 11247
8487 * arm-reloc-property.cc (cstdio): Include.
8488 * configure.ac (targetobjs): Remove duplicates.
8489 * configure: Regenerate.
8490 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
8491 big and little endian version for a given address size.
8492
5c57f1be
DK		 84932010-02-03 Doug Kwan <dougkwan@google.com>
8494
8495 * arm-reloc-property.cc
8496 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8497 definition.
8498 * arm-reloc-property.h
8499 (Arm_reloc_property_table::get_implemented_static_reloc_property):
8500 New method definition.
8501 (Arm_reloc_property_table::reloc_name_in_error_message): New method
8502 declaration.
8503 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
8504 overflow to N.
8505 (GOT_PREL): Change implemented to Y.
8506 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
8507 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
8508 (Arm_relocate_functions::movw_abs_nc): Remove method.
8509 (Arm_relocate_functions::movt_abs): Ditto.
8510 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
8511 (Arm_relocate_functions::thm_movt_abs): Ditto.
8512 (Arm_relocate_functions::movw_rel_nc): Ditto.
8513 (Arm_relocate_functions::movw_rel): Ditto.
8514 (Arm_relocate_functions::movt_rel): Ditto.
8515 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
8516 (Arm_relocate_functions:thm_movw_rel): Ditto.
8517 (Arm_relocate_functions:thm_movt_rel): Ditto.
8518 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
8519 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
8520 New method definitions.
8521 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
8522 (Arm_relocation_functions::arm_grp_ldr): Ditto.
8523 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
8524 (Arm_relocation_functions::arm_grp_ldc): Ditto.
8525 (Target_arm::Relocate::relocate): Check for non-static or
8526 unimplemented relocation code and exit early. Change calls to
8527 Target_arm::reloc_uses_thumb_bit and
8528 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
8529 instead. Refactor code to handle similar relocations to increase
8530 code sharing. Remove check for unsupported relocation code in switch
8531 statement.
8532 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
8533 relocation property table to find out size. Change error message to
8534 print out the name of a relocation code instead of the numeric value.
8535 (Target_arm::scan_reloc_for_stub): Use relocation property table
8536 instead of calling Target_arm::reloc_uses_thumb_bit().
8537
218c5831
DK		 85382010-02-02 Doug Kwan <dougkwan@google.com>
8539
8540 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
8541 types of relaxed input section.
8542
0d31c79d
DK		 85432010-02-02 Doug Kwan <dougkwan@google.com>
8544
8545 * Makefile.am (HFILES): Add arm-reloc-property.h.
8546 (DEFFILES): New.
2e702c99
RM		 8547 (TARGETSOURCES): Add arm-reloc-property.cc
8548 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
0d31c79d
DK		 8549 (libgold_a_SOURCES): $(DEFFILES)
8550 * Makefile.in: Regenerate.
8551 * arm-reloc-property.cc: New file.
8552 * arm-reloc-property.h: New file.
8553 * arm-reloc.def: New file.
8554 * arm.cc: Update comments.
8555 (arm-reloc-property.h): New included header.
8556 (arm_reloc_property_table): New global variable.
8557 (Target_arm::do_select_as_default_target): New method definition.
8558 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
8559 arm-reloc-property to targ_extra_obj.
8560 * parameters.cc (set_parameters_target): Call
8561 Target::select_as_default_target().
8562 * target.h (Target::select_as_default_target): New method definition.
8563 (Target::do_select_as_default_target): Same.
8564
546c7457
DK		 85652010-02-01 Doug Kwan <dougkwan@google.com>
8566
8567 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
8568 first_output_text_section_.
8569 (Arm_exidx_fixup::first_output_text_section): New method definition.
8570 (Arm_exidx_fixup::first_output_text_section_): New data member.
8571 (Arm_exidx_fixup::process_exidx_section): Record the first text
8572 output section seen.
8573 (Arm_output_section::fix_exidx_coverage): Set correct linked section
8574 and entsize in output section header.
8575
11b861d5
DK		 85762010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8577
8578 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
8579 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
8580 (Arm_relocate_functions::thm_alu11): New Method.
8581 (Arm_relocate_functions::thm_pc8): New Method.
8582 (Arm_relocate_functions::thm_pc12): New Method.
8583 (Target_arm::Scan::local): Handle the relocations.
8584 (Target_arm::Scan::global): Likewise.
8585 (Target_arm::Relocate::relocate): Likewise.
8586 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8587
c9a2c125
DK		 85882010-01-29 Doug Kwan <dougkwan@google.com>
8589
8590 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
8591 of relocation types as ld.
8592
1521477a
DK		 85932010-01-29 Doug Kwan <dougkwan@google.com>
8594
8595 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
8596 to public.
8597 (Arm_relocate_functions::thumb_branch_common): Ditto.
8598 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
8599 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
8600 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
8601 Arm_relocate_functions::jump24): Remove.
8602 (Target_arm::Relocate::relocate): Adjust code to call
8603 Arm_relocation_functions::arm_branch_common and
8604 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 8605 wrappers. Merge switch-cases together to reduce source code size.
1521477a 8606
e7eca48c
DK		 86072010-01-29 Doug Kwan <dougkwan@google.com>
8608
8609 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
8610 output_local_symbol_count_needs_update_.
8611 (Arm_relobj::output_local_symbol_count_needs_update,
8612 Arm_relobj::set_output_local_symbol_count_needs_update,
8613 Arm_relobj::update_output_local_symbol_count): New methods.
8614 (Arm_relobj::output_local_symbol_count_needs_update_): New data
8615 member.
8616 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
8617 of pointed function as in a R_ARM_PREL31 relocation.
8618 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
8619 for output local symbol count updating.
8620 (Target_arm::do_relax): Update output local symbol counts in objects
8621 if necessary.
8622 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
8623
02961d7e
ILT		 86242010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8625
8626 * arm.cc: Added support for the ARM relocations:
8627 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
8628 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
8629 (Arm_relocate_functions::movw_rel_nc): Renamed (was
8630 movw_prel_nc).
8631 (Arm_relocate_functions::movw_rel): New method.
8632 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
8633 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
8634 thm_movw_prel_nc).
8635 (Arm_relocate_functions::thm_movw_rel): New method.
8636 (Arm_relocate_functions::thm_movt_rel): Renamed (was
8637 thm_movt_prel).
8638 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
8639 relocations.
8640 (Target_arm::Scan::global): Likewise.
8641 (Target_arm::Relocate::relocate): Likewise.
8642 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8643 Likewise.
8644
b10d2873
ILT		 86452010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8646
8647 * arm.cc: Added support for ARM group relocations.
8648 (Target_arm::reloc_needs_sym_origin): New method.
8649 (Arm_relocate_functions::calc_grp_kn): New method.
8650 (Arm_relocate_functions::calc_grp_residual): New method.
8651 (Arm_relocate_functions::calc_grp_gn): New method.
8652 (Arm_relocate_functions::arm_grp_alu): New Method.
8653 (Arm_relocate_functions::arm_grp_ldr): New Method.
8654 (Arm_relocate_functions::arm_grp_ldrs): New Method.
8655 (Arm_relocate_functions::arm_grp_ldc): New Method.
8656 (Target_arm::Scan::local): Handle the ARM group relocations.
8657 (Target_arm::Scan::global): Likewise.
8658 (Target_arm::Relocate::relocate): Likewise.
8659 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8660 Likewise.
8661
2b328d4e
DK		 86622010-01-26 Doug Kwan <dougkwan@google.com>
8663
8664 * arm.cc (set): Include.
8665 (class Arm_exidx_fixup): Change type of last_input_section_ to const
8666 pointer type.
2e702c99 8667 (Arm_output_section::Text_section_list): New type.
2b328d4e
DK		 8668 (Arm_output_section::append_text_sections_to_list): New method.
8669 (Arm_output_section::fix_exidx_coverage): Ditto.
8670 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2e702c99 8671 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2b328d4e
DK		 8672 Relobj::set_section_offset() instead of
8673 Sized_relobj::invalidate_section_offset().
2e702c99 8674 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2b328d4e
DK		 8675 parameter for section headers. Ignore relocation sections for
8676 unallocated sections and EXIDX sections.
8677 (Target_arm::fix_exidx_coverage): New method.
8678 (Target_arm::output_section_address_less_than): New type.
8679 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
8680 linked text section instead of the EXIDX section.
8681 (Arm_output_section::create_stub_group): Add an assertion to check
8682 that this is not an EXIDX output section.
8683 (Arm_output_section::append_text_sections_to_list): New method.
8684 (Arm_output_section::fix_exidx_coverage): Ditto.
8685 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2e702c99 8686 Arm_relobj::section_needs_reloc_stub_scanning.
2b328d4e
DK		 8687 (Target_arm::do_relax): Fix EXIDX output section coverage in the
8688 first pass.
8689 (Target_arm::fix_exidx_coverage): New method.
8690 * object.h (Relobj::set_output_section): New method.
8691 (Sized_relobj::invalidate_section_offset): Remove method.
8692 (Sized_relobj::do_invalidate_section_offset): Remove method.
8693 (Sized_relobj::do_set_section_offset): Handle offset value -1.
8694
c7f3c371
DK		 86952010-01-25 Doug Kwan <dougkwan@google.com>
8696
8697 * arm.cc (Arm_exidx_merged_section::do_output_offset):
8698 Fix warning due to signed and unsigned comparison on a 32-bit host.
8699
8923b24c
DK		 87002010-01-22 Doug Kwan <dougkwan@google.com>
8701
8702 * arm.cc (Target_arm::do_relax): Record an output section for section
8703 offset adjustment it contains any stub table that has changed.
8704 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
8705 offsets in an output section if necessary.
8706 * output.cc (Output_section::Output_section): Initialize
8707 section_offsets_need_adjustments_.
8708 (Output_section::add_input_section_for_script): Renamed to
8709 Output_section::add_simple_input_section.
8710 (Output_section::save_states): Add a comment.
8711 (Output_section::discard_states): New method defintion.
8712 (Output_section::adjust_section_offsets): Same.
8713 * output.h (Output_section::add_input_section_for_script): Renamed to
8714 Output_section::add_simple_input_section.
8715 (Output_section::discard_states): New method declaration.
8716 (Output_section::adjust_section_offsets): Same.
8717 (Output_section::section_offsets_need_adjustment,
8718 Output_section::set_section_offsets_need_adjustment): New method
8719 definitions.
8720 (Output_section::section_offsets_need_adjustment_): New data member.
8721 * script-sections.cc
8722 (Output_section_element_input::set_section_address): Adjust code for
8723 renaming of Output_section::add_input_section_for_script.
8724 (Orphan_output_section::set_section_address): Same.
8725
9b2fd367
DK		 87262010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8727
8728 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
8729 Fix_v4bx enum values .
8730 * gold/options.h (General_options): New option definitions.
8731 (General_options::fix_v4bx): New method.
8732 (General_options::Fix_v4bx): New enum.
8733 * gold/options.cc (General_options::parse_fix_v4bx): New method.
8734 (General_options::parse_fix_v4bx_interworking): New method.
8735
80d0d023
DK		 87362010-01-22 Doug Kwan <dougkwan@google.com>
8737
8738 * arm.cc (Arm_exidx_fixup): New class.
8739
af2cdeae
DK		 87402010-01-21 Doug Kwan <dougkwan@google.com>
8741
8742 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
8743 classes.
8744 (Arm_exidx_section_offset_map): New type.
8745
993d07c1
DK		 87462010-01-21 Doug Kwan <dougkwan@google.com>
8747
8748 * arm.cc (Arm_exidx_input_section): New class.
8749 (Arm_relobj::exidx_input_section_by_link,
8750 Arm_relobj::exidx_input_section_by_shndx,
8751 Arm_relobj::make_exidx_input_section): New methods.
8752 (read_arm_attributes_section): Remove.
8753 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
8754 information about them.
8755 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
8756 to here.
8757
5ac169d4
DK		 87582010-01-20 Doug Kwan <dougkwan@google.com>
8759
8760 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
8761 Input_section_specifier to Section_id.
8762 (Target_arm::new_arm_input_section: Adjust code for change of key
8763 type.
8764 (Target_arm::find_arm_input_section): Ditto.
8765 * gc.h (object.h): Include for Section_id nand Section_id_hash.
8766 (Section_id): Remove.
8767 (Garbage_collection::Section_id_hash): Remove.
8768 * icf.h (object.h): Include for Section_id nand Section_id_hash.
8769 (Section_id): Remove.
8770 (Icf::Section_id_hash): Remove.
8771 * object.h (Section_id, Const_section_id, Section_id_hash,
8772 Const_section_id_hash): New type definitions.
8773 * output.cc (Output_section::add_relaxed_input_section): Change to
8774 use Const_section_id instead of Input_section_specifier as key type.
8775 (Output_section::add_merge_input_section): Ditto.
8776 (Output_section::build_relaxation_map): Change to use Section_id
8777 instead of Input_section_specifier as key type.
2e702c99 8778 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5ac169d4
DK		 8779 Ditto.
8780 (Output_section::convert_input_sections_to_relaxed_sections): Change
8781 to use Const_section_id instead of Input_section_specifier as key type.
2e702c99 8782 (Output_section::find_merge_section): Ditto.
5ac169d4
DK		 8783 (Output_section::find_relaxed_input_section): Ditto.
8784 * output.h (Input_section_specifier): Remove class.
8785 (Output_section::Output_section_data_by_input_section_map): Change
8786 key type to Const_section_id.
8787 (Output_section::Output_relaxed_input_section_by_input_section_map):
8788 Ditto.
8789 (Output_section::Relaxation_map): Change key type to Section_id.
8790
a2162063
ILT		 87912010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8792
8793 * gold/arm.cc: Added support for R_ARM_V4BX relocation
8794 (class Arm_v4bx_stub): New class.
8795 (DEF_STUBS): Updated definition to support v4_veneer_bx.
8796 (Stub_factory::make_arm_v4bx_stub): New method.
8797 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
8798 (Stub_table::empty): Handle v4bx stubs.
8799 (Stub_table::add_arm_v4bx_stub): New method.
8800 (Stub_table::find_arm_v4bx_stub): New method.
8801 (Arm_relocate_functions::v4bx): New method.
8802 (Target_arm::fix_v4bx): New method.
8803 (Target_arm::Target_arm): Handle R_ARM_V4BX.
8804 (Stub_table::relocate_stubs): Likewise.
8805 (Stub_table::do_write): Likewise.
8806 (Stub_table::update_data_size_and_addralign): Likewise.
8807 (Stub_table::finalize_stubs): Likewise.
8808 (Target_arm::Scan::local): Likewise.
8809 (Target_arm::Scan::global): Likewise.
8810 (Target_arm::do_finalize_sections): Likewise.
8811 (Target_arm::Relocate::relocate): Likewise.
8812 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8813 Likewise.
8814 (Target_arm::scan_reloc_for_stub): Likewise.
8815 (Target_arm::scan_reloc_section_for_stubs): Likewise.
8816
5696ab0b
ILT		 88172010-01-19 Ian Lance Taylor <iant@google.com>
8818
8819 * output.cc (Output_section_headers::do_sized_write): Write large
8820 segment count to sh_info field.
8821 (Output_file_header::do_sized_write): For large segment count,
8822 write PN_XNUM to e_phnum field.
8823
800d0f56
ILT		 88242010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8825
8826 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
8827 (Arm_relocate_functions::thm_jump8): New function.
8828 (Arm_relocate_functions::thm_jump11): New function.
8829 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
8830 R_ARM_THM_JUMP11.
8831 (Target_arm::Scan::global): Likewise.
8832 (Target_arm::Relocate::relocate): Likewise.
8833 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8834 Likewise.
8835
41263c05
DK		 88362010-01-14 Doug Kwan <dougkwan@google.com>
8837
8838 * arm.cc (map, utility): Include headers.
8839 (Target_arm::apply_cortex_a8_workaround): New method.
8840 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
8841 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
8842 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
8843 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
8844 the --[no-]fix-cortex-a8 command line options.
8845 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
8846 (Target_arm::relocate_stub): Use addend in instruction template.
8847 * options.h (DEFINE_bool): Set the user-set flag.
8848 (General_options): Add --[no-]-fix-cortex options.
8849 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 8850 : Update fast look-up map after conversion.
41263c05 8851
459e9b03
ST		 88522010-01-14 Sriraman Tallam <tmsriram@google.com>
8853
8854 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
8855 in the first pass of do_layout.
8856
b521dfe4
DK		 88572010-01-13 Doug Kwan <dougkwan@google.com>
8858
8859 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8860 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
8861 apparent compiler problem of not folding static constant integral
8862 data members of elfcpp::Elf_sizes<32>.
8863
44272192
DK		 88642010-01-13 Doug Kwan <dougkwan@google.com>
8865
8866 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
8867 Arm_relobj::section_needs_cortex_a8_stub_scanning,
8868 Arm_relobj::scan_section_for_cortex_a8_erratum,
8869 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
8870 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
8871 sections to scan for relocation stubs into a new method
8872 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
8873 relocation and Cortex-A8 stub scanning.
8874 (Target_arm::do_relax): Force stubs to be after stubbed sections
8875 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 8876 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 8877 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
8878
44b71ece
ILT		 88792010-01-12 Ian Lance Taylor <iant@google.com>
8880
8881 * target-reloc.h (visibility_error): New inline function.
8882 (relocate_section): Call visibility_error.
8883 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
8884 (MOSTLYCLEANFILES): Likewise.
8885 (protected_4_pic.o, protected_3.err): New targets.
8886 * testsuite/protected_4.cc: New file.
8887
a120bc7f
DK		 88882010-01-12 Doug Kwan <dougkwan@google.com>
8889
8890 * arm.cc (Cortex_a8_reloc): New class.
8891 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
8892 and cortex_a8_relocs_info_.
8893 (Target_arm::fix_cortex_a8): New method definition.
8894 (Target_arm::Cortex_a8_relocs_info): New type.
8895 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
8896 New data member declarations.
8897 (Target_arm::scan_reloc_for_stub): Record information about
8898 relocations for THUMB branches that might be exempted from the
8899 Cortex-A8 workaround.
8900 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
8901 at the beginning of a relaxation pass.
8902
20138696
DK		 89032010-01-12 Doug Kwan <dougkwan@google.com>
8904
8905 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
8906 (Arm_relobj::Mapping_symbol_position,
8907 Arm_reloj::Mapping_symbol_position_less,
8908 Arm_relobj::Mapping_symbols_info): New types.
8909 (Target_arm::is_mapping_symbol_name): New method definition.
8910 (Arm_relobj::do_count_local_symbols): Save information about mapping
8911 symbols.
8912
089d69dc
DK		 89132010-01-11 Doug Kwan <dougkwan@google.com>
8914
8915 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
8916 Arm_relocate_functions::thumb32_branch_upper,
8917 Arm_relocate_functions::thumb32_branch_lower,
8918 Arm_relocate_functions::thumb32_cond_branch_offset,
8919 Arm_relocate_functions::thumb32_cond_branch_upper,
8920 Arm_relocate_functions::thumb32_cond_branch_lower,
8921 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
8922 branch offset encoding.
8923 (Arm_relocate_functions::thumb_branch_common): Use new branch
8924 offset encoding methods to avoid code duplication.
8925 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
8926 (Stub_addend_reader::operator()): Use new branch encoding method
8927 to avoid code duplication.
8928
99e5bff2
DK		 89292010-01-11 Doug Kwan <dougkwan@google.com>
8930
8931 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
8932 (Target_arm::do_finalize_sections): Define special EXIDX section
8933 symbols only if referenced.
8934 * gc.h (Garbage_collection::add_reference): New method.
8935 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
8936 code duplication.
8937
98e090bd
ILT		 89382010-01-11 Ian Lance Taylor <iant@google.com>
8939
d0a91bd8
ILT		 8940 * script.cc (Version_script_info::build_expression_list_lookup):
8941 Change complaing about duplicate wildcard match from error to
8942 warning.
8943
98e090bd
ILT		 8944 * script.cc (class Lazy_demangler): Recreate--revert part of patch
8945 of 2009-12-30.
8946 (Version_script_info::Version_script_info): Initialize globs_,
8947 default_version_, default_is_global_, and exact_. Don't
8948 initialize globals_ or locals_.
8949 (Version_script_info::build_lookup_tables): Build local symbols
8950 first.
8951 (Version_script_info::unquote): New function.
8952 (Version_script_info::add_exact_match): New function.
8953 (Version_script_info::build_expression_list_lookup): Remove lookup
8954 parameter. Add is_global parameter. Change all callers. Handle
8955 wildcard pattern specially. Unquote pattern. Call
8956 add_exact_match.
8957 (Version_script_info::get_name_to_match): New function.
8958 (Version_script_info::get_symbol_version): New function.
8959 (Version_script_info::get_symbol_version_helper): Remove.
8960 (Version_script_info::check_unmatched_names): Call unquote.
8961 * script.h (class Version_script_info): Change get_symbol_version
8962 to be non-inline and add is_global parameter; change all callers.
8963 Rewrite symbol_is_local. Update declarations. Define struct
8964 Version_tree_match, Exact, Globs. Don't define struct Lookup.
8965 Remove globals_ and locals_ members. Add exact_, globs_,
8966 default_version_, is_global_.
8967 (Version_script_info::Glob): Remove pattern, add expression and
8968 is_global. Update constructor. Change all callers.
8969 * dynobj.cc (Versions::finalize): Mark the version symbol as the
8970 default version.
8971 (Versions::symbol_section_contents): If a symbol is undefined, or
8972 defined in a dynamic object, set the version index to
8973 VER_NDX_LOCAL.
8974 * symtab.cc (Symbol_table::add_from_relobj): Don't call
8975 symbol_is_local.
8976 (Symbol_table::add_from_pluginobj): Likewise.
8977 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
8978
d56962d3
DK		 89792010-01-11 Doug Kwan <dougkwan@google.com>
8980
8981 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
8982 (incremental_dump_LDADD): Add linking option for libintl.
8983 * Makefile.in: Regenerate.
8984
94e6ee91
L		 89852010-01-11 H.J. Lu <hongjiu.lu@intel.com>
8986
8987 PR gold/11144
8988 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
8989 instead of -Ds.
8990 * testsuite/Makefile.in: Regenerated.
8991
e96c574b
DK		 89922010-01-10 Doug Kwan <dougkwan@google.com>
8993
8994 * options.h (DEFINE_var): Use parentheses around argument varname__
8995 in macro body to avoid any unintended subsequent substitutions.
8996
7198066b
ILT		 89972010-01-10 Ian Lance Taylor <iant@google.com>
8998
ba4d53bf
ILT		 8999 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
9000 candidates before doing symbol resolution.
9001
7198066b
ILT		 9002 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
9003 ODR candidates if only one is weak.
9004
a2beed37
ILT		 90052010-01-08 Ian Lance Taylor <iant@google.com>
9006
9007 * script.cc (Version_script_info::build_expression_list_lookup):
9008 Don't warn about ambiguous version, just record the ambiguity.
9009 (Version_script_info::get_symbol_version_helper): Give error if
9010 version is ambiguous.
9011
2fb7225c
DK		 90122010-01-08 Doug Kwan <dougkwan@google.com>
9013
9014 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
703d02da
AM		 9015 prev_data_size_ and prev_addralign_. Remove initializer for
9016 deleted data member has_been_changed_.
9017 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
9018 to determine if the table is empty.
9019 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
9020 Remove.
9021 (Stub_table::add_reloc_stub): Define method in class definition
9022 instead of just declaring it there.
9023 (Stub_table::add_cortex_a8_stub): New method definition.
9024 (Stub_table::update_data_size_and_addralign): Ditto.
9025 (Stub_table::finalize_stubs): Ditto.
9026 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
9027 (Stub_table::do_addralign_): Return address alignment in the
9028 (Stub_table::do_reset_address_and_file_offset): Define method in
9029 class definition instead of declaring it there. Set current data
9030 size to be the data size of the previous pass.
9031 (Stub_table::set_final_data_size): Use current data size as the
9032 final data size.
9033 (Stub_table::relocate_stub): Change parameter type of stub from
9034 Reloc_stub pointer to Stub pointer.
9035 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
9036 (Stub_table::Cortex_a8_stub_list): New typedef.
9037 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
9038 Stub_table::prev_addralign_): New data member.
9039 (Arm_relobj::Arm_relobj): Initialize data member
9040 section_has_cortex_a8_workaround_.
9041 (Arm_relobj::section_has_cortex_a8_workaround,
9042 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
9043 definitions.
9044 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
9045 declarations.
9046 (Target_arm::relocate_stub): Change parameter type of stub from
9047 Reloc_stub pointer to Stub pointer.
9048 (Insn_template::size, Insn_template::alignment): Handle
9049 THUMB16_SPECIAL_TYPE.
9050 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
9051 Stub_table::update_data_size_and_addralign,
9052 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
9053 definitions.
9054 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
9055 (Stub_table::do_write): Ditto.
9056 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2fb7225c 9057
880cd20d
ILT		 90582010-01-08 Ian Lance Taylor <iant@google.com>
9059
9060 PR 11108
9061 * symtab.h (class Symbol): Remove fields is_target_special_ and
9062 has_plt_offset_. Add field is_defined_in_discarded_section_.
9063 (Symbol::is_defined_in_discarded_section): New function.
9064 (Symbol::set_is_defined_in_discarded_section): New function.
9065 (Symbol::has_plt_offset): Rewrite.
9066 (Symbol::set_plt_offset): Verify that new offset is not -1U.
9067 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
9068 Don't initialize is_target_special_ or has_plt_offset_.
9069 Initialize is_defined_in_discarded_section_.
9070 (Symbol_table::add_from_relobj): If appropriate, set
9071 is_defined_in_discarded_section.
9072 * resolve.cc (Symbol::override_base_with_special): Don't test
9073 is_target_special_. Change has_plt_offset_ to has_plt_offset().
9074 * target-reloc.h (relocate_section): Do special handling for
9075 symbols defined in discarded sections for global symbols as well
9076 as local symbols.
9077
2703e3eb
ILT		 90782010-01-08 Ian Lance Taylor <iant@google.com>
9079
9080 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
9081 the SHT_SYMTAB case.
9082
339d40a3
ILT		 90832010-01-08 Ian Lance Taylor <iant@google.com>
9084
9085 * object.cc (Sized_relobj::do_layout): Don't get confused if
9086 layout_eh_frame returns NULL.
9087
abecea76
ILT		 90882010-01-08 Ian Lance Taylor <iant@google.com>
9089
9090 PR 11084
9091 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
9092 dynamic symbol table, use the normal symbol table.
9093 (Sized_dynobj::do_read_symbols): Remove assertion about type of
9094 symbol table.
9095
6b7dd3f3
ILT		 90962010-01-08 Ian Lance Taylor <iant@google.com>
9097
9098 PR 11072
9099 * layout.cc (Layout::include_section): Remove .gnu_debuglink
9100 sections.
9101
36c50e63
L		 91022010-01-08 H.J. Lu <hongjiu.lu@intel.com>
9103
9104 * version.cc (print_version): Change to "Copyright 2010".
9105
e291e7b9
ILT		 91062010-01-08 Ian Lance Taylor <iant@google.com>
9107
9108 PR 10287
9109 PR 11063
9110 * i386.cc (class Target_i386): Change return type of plt_section
9111 to be non-const.
9112 (class Output_data_plt_i386): Add tls_desc_rel_ field.
9113 (Output_data_plt_i386::Output_data_plt_i386): Initialize
9114 tls_desc_rel_ field.
9115 (Output_data_plt_i386::rel_tls_desc): New function.
9116 (Target_i386::rel_tls_desc_section): New function.
9117 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
9118 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
9119 R_386_TLS_DESC reloc in rel_tls_desc_section.
9120 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
9121 Define struct Tlsdesc_info.
9122 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
9123 (Target_x86_64::do_reloc_symbol_index): New function.
9124 (Target_x86_64::add_tlsdesc_info): New function.
9125 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
9126 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
9127 tlsdesc_rel_ field.
9128 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
9129 all callers.
9130 (Output_data_plt_x86_64::rela_tlsdesc): New function.
9131 (Target_x86_64::rela_tlsdesc_section): New function.
9132 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
9133 handling.
9134 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
9135 (Target_x86_64::do_reloc_addend): New function.
9136 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
9137 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
9138 declarations. Define TARGET_CODE. Add arg field to u1_ union.
9139 (Output_reloc::type): New function.
9140 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
9141 (Output_reloc::is_target_specific): New function.
9142 (Output_reloc::target_arg): New function.
9143 (class Output_reloc) [SHT_RELA]: Add four new constructors for
9144 absolute relocs and target specific relocs.
9145 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
9146 add_target_specific.
9147 (class Output_data_reloc) [SHT_RELA]: Likewise.
9148 * output.cc (Output_reloc::Output_reloc): Add four new versions
9149 for absolute relocs and target specific relocs.
9150 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
9151 (Output_reloc::get_symbol_index): Likewise.
9152 (Output_reloc::local_section_offset): Check that local_sym_index_
9153 is not TARGET_CODE or 0.
9154 (Output_reloc::symbol_value): Likewise.
9155 (Output_reloc::write) [SHT_RELA]: Call target for target specific
9156 reloc.
9157 * target.h (class Target): Add reloc_symbol_index and reloc_addend
9158 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
9159 functions.
9160 * layout.cc (add_target_dynamic_tags): Use output section for
9161 DT_PLTRELSZ and DT_JMPREL.
9162
3a44184e
ILT		 91632010-01-07 Ian Lance Taylor <iant@google.com>
9164
9165 PR 11061
9166 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
9167 function.
9168 (class Output_data_reloc_generic): Define.
9169 (class Output_data_reloc_base): Change base class to
9170 Output_data_reloc_generic. Change add() method to call
9171 bump_relative_reloc_count for a relative reloc. Remove
9172 sort_relocs_ field.
9173 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
9174 to sort_relocs().
9175 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
9176 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
9177 appropriate.
9178 * layout.h (class Layout): Update declaration.
9179
ea715a34
ILT		 91802010-01-07 Ian Lance Taylor <iant@google.com>
9181
9182 * output.h (class Output_data): Add const version of
9183 output_section and do_output_section.
9184 (class Output_section_data): Add const version of
9185 do_output_section.
9186 (class Output_section): Likewise.
9187 * layout.cc (Layout::add_target_dynamic_tags): New function.
9188 * layout.h (class Layout): Update declarations.
9189 * arm.cc (Target_arm::do_finalize_sections): Use
9190 add_target_dynamic_tags.
9191 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9192 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9193 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9194 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9195
659948a4
ILT		 91962010-01-07 Ian Lance Taylor <iant@google.com>
9197
9198 PR 11042
9199 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
9200 object as needed.
9201
9d3b86f6
ILT		 92022010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9203 Ian Lance Taylor <iant@google.com>
9204
9205 PR 11019
9206 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
9207 Xindex::read_symtab_xindex.
9208
bb0d3eb0
DK		 92092010-01-07 Doug Kwan <dougkwan@google.com>
9210
9211 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
9212 (Insn_template::thumb16_bcond_insn): New method declaration.
9213 (Insn_template): Fix spelling.
9214 (Stub::thumb16_special): New method declaration.
9215 (Stub::do_write): Define virtual method which was previously pure
9216 virtual.
9217 (Stub::do_thumb16_special): New method declaration.
9218 (Stub::do_fixed_endian_write): New template member.
9219 (Reloc_stub::do_write): Remove.
9220 (Reloc_stub::do_fixed_endian_write): Remove.
9221 (Cortex_a8_stub): New class definition.
9222 (Stub_factory::make_cortex_a8_stub): New method definition.
9223 (Stub_factory::Stub_factory): Add missing static storage class
9224 qualifier for elf32_arm_stub_a8_veneer_blx.
9225
ffeef7df
ILT		 92262010-01-07 Ian Lance Taylor <iant@google.com>
9227
dc3f80fe
ILT		 9228 PR 10980
9229 * options.h (class General_options): Add --warn-unresolved-symbols
9230 and --error-unresolved-symbols.
9231 * errors.cc (Errors::undefined_symbol): Implement
9232 --warn-unresolved-symbols.
9233
ffeef7df
ILT		 9234 * options.h (class General_options): Add -z text and -z textoff.
9235 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
9236
f1ec9ded
ST		 92372010-01-06 Sriraman Tallam <tmsriram@google.com>
9238
9239 * gc.h (Garbage_collection::Cident_section_map): New typedef.
9240 (Garbage_collection::cident_sections): New function.
9241 (Garbage_collection::add_cident_section): New function.
9242 (Garbage_collection::cident_sections_): New member.
9243 (gc_process_relocs): Add references to sections whose names are C
9244 identifiers.
9245 * gold.h (cident_section_start_prefix): New constant.
9246 (cident_section_stop_prefix): New constant.
9247 (is_cident): New function.
9248 * layout.cc (Layout::define_section_symbols): Replace string constants
9249 with the newly defined constants.
9250 * object.cc (Sized_relobj::do_layout): Track sections whose names are
9251 C identifiers.
9252 * testsuite/Makefile.am: Add gc_orphan_section_test.
9253 * testsuite/Makefile.in: Regenerate.
9254 * testsuite/gc_orphan_section_test.cc: New file.
9255 * testsuite/gc_orphan_section_test.sh: New file.
9256
6eda8c29
ILT		 92572010-01-06 Ian Lance Taylor <iant@google.com>
9258
b9674e17
ILT		 9259 PR 10980
9260 * options.h (class General_options): Add --warn-shared-textrel.
9261 * layout.cc (Layout::finish_dynamic_section): Implement
9262 --warn-shared-textrel.
9263
6eda8c29
ILT		 9264 PR 10980
9265 * options.h (class General_options): Add --warn-multiple-gp.
9266
32dcd44e
ILT		 92672010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9268
9269 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
9270 $(THREADSLIB) and $(LIBDL).
9271 * Makefile.in: Rebuild.
9272
a192ba05
ILT		 92732010-01-06 Ian Lance Taylor <iant@google.com>
9274
9275 PR 10980
9276 * options.cc (General_options::parse_section_start): New function.
9277 (General_options::section_start): New function.
9278 (General_options::General_options): Initialize all members.
9279 * options.h: Include <map>
9280 (class General_options): Add --section-start. Add section_starts_
9281 member.
9282 * layout.cc (Layout::attach_allocated_section_to_segment): If
9283 --section-start was used, set the address of the segment. Remove
9284 local sort_sections.
9285 (Layout::relaxation_loop_body): If the address of the load segment
9286 has been set by --section-start, don't use it.
9287 * output.h (Output_segment::update_flags_for_output_section): New
9288 function.
9289 * output.cc (Output_segment::add_output_section): Call
9290 update_flags_for_output_section.
9291
dde3f402
ILT		 92922010-01-05 Ian Lance Taylor <iant@google.com>
9293
62dfdd4d
ILT		 9294 PR 10980
9295 * options.h (class General_options): Add --undefined-version.
9296 * script.cc (struct Version_expression): Add was_matched_by_symbol
9297 field.
9298 (Version_script_info::matched_symbol): New function.
9299 (Version_script_info::get_symbol_version_helper): Call
9300 matched_symbol.
9301 (Version_script_info::check_unmatched_names): New function.
9302 * script.h (class Version_script_info): Update declarations.
9303 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
9304
9c4ae156
ILT		 9305 * options.h (class General_options): Use DEFINE_bool_alias for
9306 allow_multiple_definition.
9307 * resolve.cc (Symbol_table::should_override): Don't test
9308 allow_multiple_definition.
9309
dde3f402
ILT		 9310 PR 10980
9311 * options.h (class General_options): Add --cref.
9312 * main.cc (main): Print cref table if --cref. Don't close mapfile
9313 until after printing cref table.
9314 * cref.cc: Include "symtab.h".
9315 (class Cref_inputs): Define Cref_table_compare and Cref_table.
9316 (Cref_table_compare::operator()): New function.
9317 (Cref_inputs::gather_cref): New function.
9318 (filecol): New static const.
9319 (Cref_inputs::print_cref): New function.
9320 (Cref::print_cref): New function.
9321 * cref.h: Include <cstdio>.
9322 (class Cref): Update declarations.
9323 * mapfile.h (Mapfile::file): New function.
9324 * object.h (class Object): Define Symbols. Declare virtual
9325 do_get_global_symbols.
9326 (Object::get_global_symbols): New function.
9327 * object.cc (Input_objects::add_object): Pass object to cref_ if
9328 --cref.
9329 (Input_objects::archive_start): Likewise.
9330 (Input_objects::archive_stop): Likewise.
9331 (Input_objects::print_cref): New function.
9332 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
9333 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
9334 --cref.
9335 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
9336 function.
9337 * plugin.h (class Sized_pluginobj): Update declarations.
9338
8781f709
ILT		 93392010-01-05 Ian Lance Taylor <iant@google.com>
9340
9341 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
9342 to is_default_version. Rename insdef to insdefault.
9343 (Symbol_table::add_from_relobj): Rename def to is_default_version
9344 and local to is_forced_local.
9345 (Symbol_table::add_from_pluginobj): Likewise.
9346 (Symbol_table::add_from_dynobj): Likewise.
9347 (Symbol_table::define_special_symbol): Rename insdef to
9348 insdefault.
9349
fe35d28d
ILT		 93502010-01-04 Ian Lance Taylor <iant@google.com>
9351
30bc8c46
ILT		 9352 PR 10980
9353 * options.h (class General_options): Add
9354 --allow-multiple-definition and -z muldefs.
9355 * resolve.cc (Symbol_table::should_override): Don't warn about a
9356 multiple symbol definition if --allow-multiple-definition or -z
9357 muldefs.
9358
7eaea549
ILT		 9359 PR 10980
9360 * options.h (class General_options): Add --add-needed and
9361 --copy-dt-needed-entries. Tweak --as-needed help entry.
9362 * object.cc (Input_objects::check_dynamic_dependencies): Give an
9363 error if --copy-dt-needed-entries aka --add-needed is used and
9364 would cause a change in behaviour.
9365
fe35d28d
ILT		 9366 PR 10980
9367 * options.h (class General_options): Add -G as a short version of
9368 --shared. Add no-op options -assert, -g, and -i.
9369
55a2bb35
ST		 93702010-01-04 Sriraman Tallam <tmsriram@google.com>
9371
9372 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
9373 check for .text or .gnu.linkonce.t sections.
9374 * icf.cc (Icf::find_identical_sections): Ditto.
9375 Change the detection for mangled function name within the section
9376 name.
9377 * icf.h (is_section_foldable_candidate): New function.
9378
719328e1
ILT		 93792009-12-30 Ian Lance Taylor <iant@google.com>
9380
9381 PR 10980
9382 * options.h (class General_options): Permit two dashes with
9383 --retain-symbols-file.
9384
d7bb5745
ILT		 93852009-12-30 Ian Lance Taylor <iant@google.com>
9386
403a15dd
ILT		 9387 PR 10979
9388 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
9389 don't put the file header and segment headers in the text
9390 segment.
9391
eda294df
ILT		 9392 PR 10979
9393 * common.cc (Sort_commons::operator()): Stabilize sort when both
9394 entries are NULL.
9395 (Symbol_table::do_allocate_commons_list): When allocating common
9396 symbols, skip a symbol which is no longer common.
9397 * symtab.h (Symbol::is_common): Test whether the symbol comes from
9398 an object before checking its type.
9399 * testsuite/common_test_2.c: New file.
9400 * testsuite/common_test_3.c: New file.
9401 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
9402 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
9403 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
9404 (common_test_2_pic.o, common_test_2.so): New targets.
9405 (common_test_3_pic.o, common_test_3.so): New targets.
9406 * testsuite/Makefile.in: Rebuild.
9407
d7bb5745
ILT		 9408 PR 10979
9409 * script.cc (read_input_script): If we see a new SECTIONS clause,
9410 and we have added an input section, give an error.
9411 * layout.h (class Layout): Add have_added_input_section function.
9412 Add have_added_input_section_ field.
9413 * layout.cc (Layout::Layout): Initialize
9414 have_added_input_section_.
9415 (Layout::layout): Set have_added_input_section_.
9416 (Layout::layout_eh_frame): Likewise.
9417
fc59c572
ILT		 94182009-12-30 Ian Lance Taylor <iant@google.com>
9419
9420 PR 10931
9421 * options.h (class General_options): Add --sort-common option.
9422 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
9423 * common.cc (Sort_common): Add sort_order parameter to
9424 constructor. Add sort_order_ field.
9425 (Sort_commons::operator): Check sort_order_.
9426 (Symbol_table::allocate_commons): Determine the sort order.
9427 (Symbol_table::do_allocate_commons): Add sort_order parameter.
9428 Change all callers.
9429 (Symbol_table::do_allocate_commons_list): Likewise.
9430
1c74fab0
ILT		 94312009-12-30 Ian Lance Taylor <iant@google.com>
9432
9433 PR 10916
9434 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
9435 symbols from this object, don't change the visibility of an
9436 undefined symbol.
9437 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
9438
6affe781
ILT		 94392009-12-30 Ian Lance Taylor <iant@google.com>
9440
9441 PR 10861
9442 * script.h (class Version_script_info): Define Language enum.
9443 Update declarations. Define Glob, Exact, and Lookup types. Add
9444 new fields globals_, locals_, and is_finalized_.
9445 * script.cc: Various formatting fixes.
9446 (class Parser_closure): Change language_stack_ from a vector of
9447 std::string to one of Version_script_info::Language. Adjust all
9448 uses accordingly.
9449 (class Lazy_demangler): Remove.
9450 (struct Version_expression): Change language from std::string to
9451 Version_script_info::Language.
9452 (Version_script_info::Version_script_info): New function.
9453 (Version_script_info::~Version_script_info): Don't call clear.
9454 (Version_script_info::finalize): New function.
9455 (Version_script_info::build_lookup_tables): New function.
9456 (Version_script_info::build_expression_list_lookup): New
9457 function.
9458 (Version_script_info::get_symbol_version_helper): Rewrite to use
9459 lookup tables.
9460 (Version_script_info::print_expression_list): Adjust to use
9461 Version_script_info::Language.
9462 (script_push_lex_into_version_mode): Check that the version script
9463 has not been finalized.
9464 (version_script_push_lang): Change language string to
9465 Version_script_info::Language.
9466 * options.cc (Command_line::version_script): New function.
9467 * options.h (class General_options): Add finalize_dynamic_list
9468 function. Change version_script from declaration to definition.
9469 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
9470 * testsuite/version_script.map: Remove duplicate def of foo.
9471 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
9472 version_script.map.
9473 * testsuite/Makefile.in: Rebuild.
9474
818bf354
ILT		 94752009-12-30 Ian Lance Taylor <iant@google.com>
9476
9477 PR 10843
9478 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
9479 if the input symbol index is 0, make the output symbol index 0.
9480
ebcc8304
ILT		 94812009-12-30 Ian Lance Taylor <iant@google.com>
9482
9483 PR 10670
9484 * options.h (class General_options): Add -x/--discard-all.
9485 * object.cc (Sized_relobj::do_count_local_symbols): Handle
9486 --discard-all. If the local symbol needs a dynamic entry, check
9487 that before handling --discard-locals.
9488
176fe33f
ILT		 94892009-12-30 Ian Lance Taylor <iant@google.com>
9490
bb321bb1
ILT		 9491 PR 10450
9492 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
9493 flags to PF_R.
9494 (Output_segment::add_output_section): Don't change the flags if
9495 the type is PT_TLS.
9496
176fe33f
ILT		 9497 PR 10450
9498 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
9499 GNU hash table if they need a dynamic value. Otherwise, don't add
9500 them if they are defined in a dynamic object or are forced local.
9501
e8cd95c7
ILT		 95022009-12-29 Ian Lance Taylor <iant@google.com>
9503
1b81fb71
ILT		 9504 PR 10450
9505 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
9506 .gnu.hash table for a 32-bit target.
9507
8d6d383d
ILT		 9508 PR 10450
9509 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
9510 regular and a dynamic object only needs a dynamic symbol table
9511 entry if it is externally visible.
9512
e785ec03
ILT		 9513 PR 10450
9514 * i386.cc (class Target_i386): Initialize global_offset_table_ in
9515 constructor. Add global_offset_table_ field.
9516 (Target_i386::got_section): Set global_offset_table_.
9517 (Target_i386::do_finalize_sections): Set global_offset_table_
9518 size.
9519 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
9520 in constructor. Add global_offset_table_ field.
9521 (Target_x86_64::got_section): Set global_offset_table_.
9522 (Target_x86_64::do_finalize_sections): Set global_offset_table_
9523 size.
9524
1a2dff53
ILT		 9525 * layout.cc (Layout::Layout): Initialize increase_relro_.
9526 (Layout::get_output_section): Add is_relro, is_last_relro, and
9527 is_first_non_relro parameters. Change all callers.
9528 (Layout::choose_output_section): Likewise.
9529 (Layout::add_output_section_data): Likewise.
9530 (Layout::make_output_section): Likewise.
9531 (Layout::set_segment_offsets): Clear increase_relro when using a
9532 linker script.
9533 * layout.h (class Layout): Add increase_relro method. Add
9534 increase_relro_ field. Update declarations.
9535 * output.cc (Output_section::Output_section): Initialize
9536 is_last_relro_ and is_first_non_relro_.
9537 (Output_segment::add_output_section): Group relro sections is
9538 do_sort is true. Handle is_last_relro and is_first_non_relro.
9539 (Output_segment::maximum_alignment): Remove relro handling.
9540 (Output_segment::set_section_addresses): Add increase_relro
9541 parameter. Change all callers. Add initial alignment to align
9542 relro sections on separate page. Remove old relro handling.
9543 (Output_segment::set_section_list_addresses): Remove in_relro
9544 parameter. Change all callers.
9545 (Output_segment::set_offset): Add increase parameter. Change all
9546 callers. Remove old relro handling.
9547 * output.h (class Output_section): Add new methods: is_last_relro,
9548 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
9549 Add is_last_relro_ and is_first_non_relro_ fields.
9550 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
9551 Create separate .got.plt section. Call increase_relro.
9552 * x86_64.cc (Target_x86_64::got_section): Likewise.
9553 * testsuite/relro_script_test.t: Add .got.plt.
9554
f0ba79e2
ILT		 9555 PR 10450
9556 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
9557 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
9558 (Layout::finalize): Call set_dynamic_symbol_size.
9559 (Layout::set_dynamic_symbol_size): New function.
9560 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
9561 set_dynamic_symbol_size.
9562
e8cd95c7
ILT		 9563 PR 10450
9564 * output.h (class Output_section): Add is_entsize_zero_ field.
9565 * output.cc (Output_section::Output_section): Initialize
9566 is_entsize_zero_.
9567 (Output_section::set_entsize): If two different entsizes are
9568 requested, force it to zero.
9569 (Output_section::add_input_section): Set flags for .debug_str
9570 before updating section flags. Set entsize.
9571 (Output_section::update_flags_for_input_section): Set SHF_MERGE
9572 and SHF_STRING if all input sections have those flags.
9573
3e1b9a8a
RÁE		 95742009-12-29 Rafael Espindola <espindola@google.com>
9575
9576 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 9577 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
9578 reporting.
3e1b9a8a 9579
3dcad376
ST		 95802009-12-29 Sriraman Tallam <tmsriram@google.com>
9581
9582 * options.cc (General_options::parse_version): Allow -v to exit
9583 without an error if there is nothing to link.
9584
084e2665
ILT		 95852009-12-29 Ian Lance Taylor <iant@google.com>
9586
9587 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
9588 using a version of gcc before 4.1.
9589 * configure: Rebuild.
9590
250acde3
CD		 95912009-12-28 Chris Demetriou <cgd@google.com>
9592
9593 * attributes.cc (Output_attributes_section_data::do_write): Use
9594 std::vector::front rather than std::vector::data.
9595
99fff23b
ILT		 95962009-12-28 Ian Lance Taylor <iant@google.com>
9597
9598 * symtab.h (class Symbol_table): Add enum Defined.
9599 * resolve.cc (Symbol_table::should_override): Add defined
9600 parameter. Change all callers. Test whether object is NULL
9601 before calling a method on it.
9602 (Symbol_table::report_resolve_problem): Add defined parameter.
9603 Change all callers.
9604 (Symbol_table::should_override_with_special): Likewise.
9605 * symtab.cc (Symbol_table::define_in_output_data): Add defined
9606 parameter. Change all callers.
9607 (Symbol_table::do_define_in_output_data): Likewise.
9608 (Symbol_table::define_in_output_segment): Likewise.
9609 (Symbol_table::do_define_in_output_segment): Likewise.
9610 (Symbol_table::define_as_constant): Likewise.
9611 (Symbol_table::do_define_as_constant): Likewise.
9612 * script.h (class Symbol_assignment): Add is_defsym parameter to
9613 constructor; change all callers.
9614 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
9615 parameter. Change all callers. Add is_defsym_ field.
9616 (class Parser_closure): Add parsing_defsym parameter to
9617 constructor; change all callers. Add parsing_defsym accessor
9618 function. Add parsing_defsym_ field.
9619
556bd683
ILT		 96202009-12-28 Ian Lance Taylor <iant@google.com>
9621
9622 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 9623 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 9624
1782c879
ILT		 96252009-12-23 Ian Lance Taylor <iant@google.com>
9626
9627 * i386.cc (Target_i386::do_calls_non_split): Recognize
9628 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 9629 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
9630 -fsplit-stack prologue when using %r11.
1782c879 9631
329ca2b1
ST		 96322009-12-21 Sriraman Tallam <tmsriram@google.com>
9633
9634 * options.cc (General_options::parse_version): Make -v continue and do
9635 the link like GNU ld does.
9636
d675ff46
RÁE		 96372009-12-17 Rafael Avila de Espindola <espindola@google.com>
9638
9639 * Makefile.am (CCFILES): Add timer.cc.
9640 (HFILES): Add timer.h.
9641 * configure.ac: Check for sysconf and times.
9642 * main.cc: include timer.h.
9643 (main): Use Timer instead of get_run_time.
9644 * timer.cc: New.
9645 * timer.h: New.
9646 * workqueue.cc: include timer.h.
9647 (Workqueue::find_and_run_task):
9648 Report user, sys and wall time.
9649 * Makefile.in: Regenerate.
9650 * config.in: Regenerate.
9651 * configure: Regenerate.
9652
d6344fb5
DK		 96532009-12-16 Doug Kwan <dougkwan@google.com>
9654
9655 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
9656 sections.
9657 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
9658 relaxed input sections.
9659 * output.cc (Output_section::find_relaxed_input_section): Change
9660 return type to Output_relaxed_input_section pointer. Adjust code
9661 for new type of relaxed_input_section_map_.
9662 * output.h (Output_section::find_relaxed_input_section): Change
9663 return type to Output_relaxed_input_section pointer.
9664 (Output_section::Output_relaxed_input_section_by_input_section_map):
9665 New type.
9666 (Output_section::relaxed_input_section_map_): Change type to
9667 Output_section::Output_relaxed_input_section_by_input_section_map.
9668 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
9669 input section.
9670
0e0d5469
ILT		 96712009-12-15 Ian Lance Taylor <iant@google.com>
9672
9673 * layout.cc (Layout::create_shstrtab): Only write out after input
9674 sections if we are compressing debug sections.
9675
0649a889
ILT		 96762009-12-15 Ian Lance Taylor <iant@google.com>
9677
9678 * archive.cc (Archive::add_symbols): Only look up a symbol without
9679 a version if there is, in fact, a version.
9680
2ea97941
ILT		 96812009-12-14 Ian Lance Taylor <iant@google.com>
9682
9683 Revert -Wshadow changes, all changes from:
9684 2009-12-11 Doug Kwan <dougkwan@google.com>
9685 2009-12-11 Nick Clifton <nickc@redhat.com>
9686 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
9687
b0eec2cc
DK		 96882009-12-11 Doug Kwan <dougkwan@google.com>
9689
9690 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
9691 due to -Wshadow.
9692 * attributes.cc (Object_attribute::size): Ditto.
9693 (Attributes_section_data::size): Ditto.
9694 (Attributes_section_data::Attributes_section_data): Ditto.
9695 (Output_attributes_section_data::do_write): Ditto.
9696 * attributes.h (Object_attribute::set_type): Ditto.
9697 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
9698
91d6fa6a
NC		 96992009-12-11 Nick Clifton <nickc@redhat.com>
9700
9701 * archive.cc: Fix shadowed variable warnings.
9702 * arm.cc: Likewise.
9703 * compressed_output.cc: Likewise.
9704 * compressed_output.h: Likewise.
9705 * configure: Likewise.
9706 * dwarf_reader.cc: Likewise.
9707 * dynobj.cc: Likewise.
9708 * dynobj.h: Likewise.
9709 * ehframe.cc: Likewise.
9710 * ehframe.h: Likewise.
9711 * errors.cc: Likewise.
9712 * expression.cc: Likewise.
9713 * fileread.cc: Likewise.
9714 * fileread.h: Likewise.
9715 * freebsd.h: Likewise.
9716 * i386.cc: Likewise.
9717 * icf.cc: Likewise.
9718 * incremental.h: Likewise.
9719 * layout.cc: Likewise.
9720 * layout.h: Likewise.
9721 * mapfile.cc: Likewise.
9722 * merge.cc: Likewise.
9723 * merge.h: Likewise.
9724 * object.cc: Likewise.
9725 * object.h: Likewise.
9726 * options.h: Likewise.
9727 * output.cc: Likewise.
9728 * output.h: Likewise.
9729 * parameters.cc: Likewise.
9730 * plugin.cc: Likewise.
9731 * powerpc.cc: Likewise.
9732 * reduced_debug_output.cc: Likewise.
9733 * reduced_debug_output.h: Likewise.
9734 * reloc.cc: Likewise.
9735 * reloc.h: Likewise.
9736 * resolve.cc: Likewise.
9737 * script-sections.cc: Likewise.
9738 * script.cc: Likewise.
9739 * script.h: Likewise.
9740 * sparc.cc: Likewise.
9741 * symtab.cc: Likewise.
9742 * symtab.h: Likewise.
9743 * target-select.cc: Likewise.
9744 * target-select.h: Likewise.
9745 * token.h: Likewise.
9746 * workqueue.cc: Likewise.
9747 * workqueue.h: Likewise.
9748 * x86_64.cc: Likewise.
9749
a0351a69
DK		 97502009-12-10 Doug Kwan <dougkwan@google.com>
9751
9752 * arm.cc (attributes.h): New include.
9753 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
9754 (Arm_relobj::~Arm_relobj): Delete object pointed by
9755 attributes_section_data_.
9756 (Arm_relobj::attributes_section_data): New method definition.
9757 (Arm_relobj::attributes_section_data_): New data member declaration.
9758 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
9759 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
9760 attributes_section_data_.
9761 (Arm_dynobj::attributes_section_data): New method definition.
9762 (Arm_dynobj::attributes_section_data_): New data member declaration.
9763 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
9764 initialization value of may_use_blx_ to false.
2e702c99 9765 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
a0351a69
DK		 9766 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
9767 object attributes to compute results instead of hard-coding.
9768 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
9769 Target_arm::get_secondary_compatible_arch,
9770 Target_arm::set_secondary_compatible_arch
9771 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9772 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
9773 New method declarations.
9774 (Target_arm::get_aeabi_object_attribute): New method definition.
9775 (Target_arm::attributes_section_data_): New data member declaration.
9776 (read_arm_attributes_section): New template definition.
9777 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
9778 (Arm_dynobj::do_read_symbols): Ditto.
9779 (Target_arm::do_finalize_sections): Merge attributes sections from
9780 input. Check for BLX use after attributes section merging.
9781 Fix __exidx_start and __exidx_end visibility. Create an
9782 .ARM.attributes section if necessary.
9783 (Target_arm::get_secondary_compatible_arch,
9784 Target_arm::set_secondary_compatible_arch,
9785 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
9786 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 9787 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 9788 New method definitions.
9789
b59befec
ILT		 97902009-12-09 Ian Lance Taylor <iant@google.com>
9791
9792 * plugin.cc (Plugin::load): Don't cast from void* to a function
9793 pointer.
9794
1276bc89
ILT		 97952009-12-09 Ian Lance Taylor <iant@google.com>
9796
9797 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
9798 information fields.
9799
2f2de248
L		 98002009-12-09 H.J. Lu <hongjiu.lu@intel.com>
9801
9802 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
9803 Replace two_file_shared_1.so with two_file_shared_2.so.
9804 * testsuite/Makefile.in: Regenerated.
9805
4f787271
DK		 98062009-12-08 Doug Kwan <dougkwan@google.com>
9807
9808 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
9809 (HFILES): Add attributes.h and int_encoding.h.
9810 * Makefile.in: Regenerate.
9811 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
9812 function definitions to int_encoding.cc
9813 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
9814 prototypes to int_encoding.h
9815 * reduced_debug_output.cc (int_encoding.h): New include.
9816 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
9817 function definitions to int_encoding.cc
9818 (insert_into_vector, read_from_pointer): Move template definitions to
9819 int_encoding.h
9820 * attributes.cc: New file.
9821 * attributes.h: New file.
9822 * int_encoding.cc: New file.
9823 * int_encoding.h: New file.
9824
20b52f1a
RÁE		 98252009-12-07 Rafael Avila de Espindola <espindola@google.com>
9826
9827 PR gold/11055
9828 * incremental-dump.cc (dump_incremental_inputs): New.
9829 (main): Use dump_incremental_inputs.
9830
53d7974c
L		 98312009-12-07 H.J. Lu <hongjiu.lu@intel.com>
9832
9833 PR gold/10893
9834 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
9835 checking elfcpp::STT_FUNC.
9836 (Target_i386::Relocate::relocate): Likewise.
9837 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
9838
9839 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
9840 symbols from shared libraries into normal FUNC symbols.
9841
9842 * symtab.h (Symbol): Add is_func and use it.
9843
05a352e6
DK		 98442009-12-05 Doug Kwan <dougkwan@google.com>
9845
9846 * arm.cc (Target_arm::arm_info): Initialize new fields
9847 attributes_section and attributes_vendor.
9848 * i386.cc (Target_i386::i386_info): Same.
9849 * object.cc (Sized_relobj::do_layout): Skip attribute section.
9850 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
9851 fields attributes_section and attributes_vendor.
53d7974c 9852 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 9853 * target.h (Target::attributes_section, Target::attributes_vendor,
9854 Target::is_attributes_section, Target::attribute_arg_type,
9855 Target::attributes_order): New method definitions.
9856 (Target::Target_info::attributes_section,
9857 Target::Target_info::attributes_vendor): New fields.
9858 (Target::do_attribute_arg_type, Target::do_attributes_order): New
9859 virtual method definitions.
9860 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
9861 attributes_section and attributes_vendor.
9862 * testsuite/testfile.cc (Target_test::test_target_info): Same.
9863
f4e5969c
DK		 98642009-12-05 Doug Kwan <dougkwan@google.com>
9865
9866 * arm.cc: Update comments about interworking and stub generation.
9867 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
9868 considered as non-PIC.
9869 (Arm_relocate_functions::base_abs): Fix formatting.
9870 (Arm_relocate_functions::got_prel): Fix comment. Change interface
9871 of function to use GOT entry address instead of offset.
9872 (Target_arm::Scan::global): Issue an error if a symbol would need a
9873 PLT does not get one because it is untyped. Remove code to create
9874 dynamic symbols for relative branches.
9875 (Target_arm::Relocate::relocate: Use 0 instead of false since function
9876 takes unsigned integer instead of boolean.
9877
1abce4a6
L		 98782009-12-05 H.J. Lu <hongjiu.lu@intel.com>
9879
9880 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
9881 (two_file_test_LDADD): Likewise.
9882 (common_test_1_LDADD): Likewise.
9883 (exception_test_LDADD) Likewise.
9884 (weak_test_LDADD): Likewise.
9885 (many_sections_test_LDADD): Likewise.
9886 (initpri1_LDADD): Likewise.
9887 (script_test_1_LDADD): Likewise.
9888 (script_test_2_LDADD): Likewise.
9889 (justsyms_LDADD): Likewise.
9890 (binary_test_LDADD): Likewise.
9891 (large_LDADD): Likewise.
9892 * testsuite/Makefile.in: Regenerated.
9893
adcf2816 98942009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 9895
adcf2816
L		 9896 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
9897 (Symbol_table::override_with_special): Likewise.
9898 (Symbol_table::add_from_object): Likewise.
9899
28e67f5d
RÁE		 99002009-12-04 Rafael Avila de Espindola <espindola@google.com>
9901
9902 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9903 Don't set the data_offset twice.
9904
ae10a101
RÁE		 99052009-12-04 Rafael Avila de Espindola <espindola@google.com>
9906
9907 * testsuite/Makefile.in: Regenerate.
9908
f59f41f3
DK		 99092009-12-03 Doug Kwan <dougkwan@google.com>
9910
9911 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
9912 (Target_arm::do_finalize_sections): Add parameter for symbol table
9913 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
9914 * i386.cc (Target_i386::do_finalize_sections): Add an additional
9915 parameter for symbol table pointer.
9916 * layout.cc (Layout::finalize): Call Target::finalize_sections with
9917 an additional parameter for a pointer to symbol table.
9918 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
9919 parameter for a symbol table pointer.
9920 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
9921 * target.h (Target::finalize_sections, Target::do_finalize_sections):
9922 Ditto.
9923 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
9924 parameter for a symbol table pointer.
9925
ca55d848
RÁE		 99262009-12-03 Rafael Avila de Espindola <espindola@google.com>
9927
9928 * incremental.cc (Incremental_inputs_header)
9929 (Incremental_inputs_header_write, Incremental_inputs_entry)
9930 (Incremental_inputs_entry_write): Move ...
9931 * incremental.h (Incremental_inputs_header)
9932 (Incremental_inputs_header_write, Incremental_inputs_entry)
9933 (Incremental_inputs_entry_write): here.
9934
3aec4f9c
RÁE		 99352009-12-02 Rafael Avila de Espindola <espindola@google.com>
9936
9937 * incremental.cc (make_sized_incremental_binary): Set the target.
9938 Error if it is incompatible.
9939 * output.h (Output_file): Add filename method.
9940
9c0ae74d
RÁE		 99412009-12-02 Rafael Avila de Espindola <espindola@google.com>
9942
9943 * incremental.cc (Incremental_inputs_entry): Remove unused argument
9944 from the get_* methods.
9945
a45500ae
RÁE		 99462009-12-02 Rafael Avila de Espindola <espindola@google.com>
9947
9948 * incremental-dump.cc (main): Check that the offeset of a script is 0.
9949 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
9950 Write 0 for the data_offset of scripts.
9951
325e6408
RÁE		 99522009-12-02 Rafael Avila de Espindola <espindola@google.com>
9953
9954 * testsuite/Makefile.am: Add the incremental_test.sh test.
9955 * testsuite/incremental_test.sh: New.
9956 * testsuite/incremental_test_1.c: New.
9957 * testsuite/incremental_test_2.c: New.
9958
954c3e2e
RÁE		 99592009-12-01 Rafael Avila de Espindola <espindola@google.com>
9960
703d02da 9961 * incremental-dump.cc (main): Fix typos.
954c3e2e 9962
f8086623
RÁE		 99632009-11-27 Rafael Avila de Espindola <espindola@google.com>
9964
9965 PR gold/11025
9966 * incremental-dump.cc (main): Use llu to print 64 bit values.
9967
3b0dd6ac
L		 99682009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
9969 H.J. Lu <hongjiu.lu@intel.com>
9970
9971 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
9972 $(LIBDL).
9973 (incremental_dump_LDADD): Likewise.
9974 * Makefile.in: Regenerated.
9975
a6d1ef57 99762009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 9977
a6d1ef57
DK		 9978 Revert:
9979
9980 2009-11-25 Doug Kwan <dougkwan@google.com>
9981
9982 * arm.cc (Target_arm::Target_arm): Move method definition
9983 outside of class definition. Add code to handle
9984 --target1-rel, --target1-abs and --target2= options.
9985 (Target_arm::get_reloc_reloc_type): Change method to be
9986 non-static and const.
9987 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
9988 New data member declaration.
9989 (Target_arm::Scan::local, Target_arm::Scan::global,
9990 Target_arm::Relocate::relocate,
9991 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9992 Adjust call to Target_arm::get_real_reloc_type.
9993 (Target_arm::get_real_reloc_type): Use command line options
9994 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
9995 * options.h (--target1-rel, --target1-abs, --target2): New
9996 ARM-only options.
9997
50aeb7d4
DK		 99982009-11-25 Doug Kwan <dougkwan@google.com>
9999
10000 * arm.cc (Target_arm::Target_arm): Move method definition outside of
10001 class definition. Add code to handle --target1-rel, --target1-abs
10002 and --target2= options.
10003 (Target_arm::get_reloc_reloc_type): Change method to be non-static
10004 and const.
10005 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
10006 member declaration.
10007 (Target_arm::Scan::local, Target_arm::Scan::global,
10008 Target_arm::Relocate::relocate,
10009 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
10010 call to Target_arm::get_real_reloc_type.
10011 (Target_arm::get_real_reloc_type): Use command line options to
10012 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10013 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
10014 options.
10015
51938283
DK		 100162009-11-25 Doug Kwan <dougkwan@google.com>
10017
10018 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
10019 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
10020 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
10021 formatting.
10022 (Arm_relocate_functions::thm_call): Replace body with a call to
10023 Arm_relocate_functions::thumb_branch_common.
10024 (Arm_relocate_functions::thm_jump24,
10025 Arm_relocate_functions::thm_xpc22): New method definitions.
10026 (Arm_relocate_functions::thumb_branch_common): New method definition.
10027 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
10028 operator.
10029 (Target_arm::Relocate::relocate): Adjust call to thm_call.
10030 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
10031
e2b8f3c4
RÁE		 100322009-11-24 Rafael Avila de Espindola <espindola@google.com>
10033
10034 * Makefile.am: Build incremental-dump
10035 * Makefile.in: Regenerate.
10036 * incremental-dump.cc: New.
10037 * incremental.cc (Incremental_inputs_header_data,
10038 Incremental_inputs_entry_data): Move to incremental.h
10039 * incremental.h: (Incremental_inputs_header_data,
10040 Incremental_inputs_entry_data): Move from incremental.cc
10041
bcba9aec
RÁE		 100422009-11-24 Rafael Avila de Espindola <espindola@google.com>
10043
10044 * incremental.cc (Incremental_inputs_header,
10045 Incremental_inputs_header_write, Incremental_inputs_entry,
10046 Incremental_inputs_entry_write): Add a typedef with the data type.
10047
7c3afe08
RÁE		 100482009-11-24 Rafael Avila de Espindola <espindola@google.com>
10049
10050 * incremental.cc (Incremental_inputs_header,
10051 Incremental_inputs_header_write, Incremental_inputs_entry,
10052 Incremental_inputs_entry_write): Update comment about which
10053 type has the filed descriptions.
10054
d204b6e9
DK		 100552009-11-15 Doug Kwan <dougkwan@google.com>
10056
10057 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
10058 (Arm_relocate_functions::arm_branch_common): Change method defintion
10059 in class definition to a method declaration and update list of formal
10060 parameters.
10061 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
10062 Arm_relocation_functions::jump24): Adjust call to
10063 Arm_relocate_functions::arm_branch_common. Update list of formal
10064 parameters.
10065 (Arm_relocate_functions::xpc25): New method definition.
10066 (Arm_relocate_functions::arm_branch_common): Move method defintion
10067 out from class definition. Use stubs for mode-switching and extending
10068 branch ranges.
10069 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
10070 specially. Change code to enable use of stubs in ARM branches.
10071
43d12afe
DK		 100722009-11-10 Doug Kwan <dougkwan@google.com>
10073
10074 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
10075 in method declaration.
10076 (Target_arm::relocate_stub): New method declaration.
10077 (Target_arm::default_target): Change to return a pointer instead of
10078 a const reference.
10079 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
10080 Target_arm::default_target.
10081 (Arm_Relobj::do_relocate_sections): Remove options paramater in
10082 method definition.
10083 (Target_arm::relocate_section): Adjust view.
10084 (Target_arm::relocate_stub): New method definition.
10085
ac33a407
DK		 100862009-11-10 Doug Kwan <dougkwan@google.com>
10087
10088 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
10089 a format warning.
10090 * incremental.cc (open_incremental_binary): Initialized local
10091 variables to avoid warnings.
10092 * object.cc (make_elf_object): Ditto.
10093 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
10094 a format warning.
e1df38aa 10095
88ee28e9
L		 10096009-11-09 H.J. Lu <hongjiu.lu@intel.com>
10097
10098 PR gold/10930
10099 * testsuite/plugin_test.c: Include "config.h".
10100
2daedcd6
DK		 101012009-11-09 Doug Kwan <dougkwan@google.com>
10102
10103 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
10104 (arm_symbol_value): Remove.
10105 (Arm_relocate_functions::arm_branch_common,
10106 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
10107 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
10108 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
10109 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
10110 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
10111 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
10112 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
10113 Arm_relocate_functions::thm_mobw_abs_nc,
10114 Arm_relocate_functions::thm_mov_abs,
10115 Arm_relocate_functions::movw_prel_nc,
10116 Arm_relocate_functions::thm_movt_abs,
10117 Arm_relocate_functions::movt_prel,
10118 Arm_relocate_functions::thm_movw_prel_nc,
10119 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
10120 (Target_arm::Relocate::relocate): Only decompose address into two
10121 parts if relocation type uses the thumb-bit and pass the actual
10122 bit instead of a flag indicating that the thumb-bit is used. Adjust
10123 calls to methods in Arm_relocate_functions for this change.
10124
1276bc89 101252009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 10126
10127 PR 10925
10128 * reloc.cc: Instantiate
10129 Sized_relobj::initialize_input_to_output_maps and
10130 Sized_relobj:free_input_to_output_maps.
10131
e53ad1b5
ILT		 101322009-11-06 Ian Lance Taylor <iant@google.com>
10133
10134 PR 10876
10135 * defstd.cc (in_segment): Set only_if_ref true for "end".
10136
eb44217c
DK		 101372009-11-06 Doug Kwan <dougkwan@google.com>
10138
10139 * arm.cc (class Reloc_stub): Correct a comment.
10140 (Target_arm::Target_arm): Initialize arm_input_section_map_.
10141 (Target_arm::scan_section_for_stubs): New method declaration.
10142 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
10143 Change methods from private to protected.
10144 (Target_arm::do_may_relax): New method definition.
10145 (Target_arm::do_relax, Target_arm::group_sections,
10146 Target_arm::scan_reloc_for_stub,
10147 Target_arm::scan_reloc_section_for_stubs): New method declarations.
10148 (Target_arm::arm_input_section_map_): New data member declaration.
10149 (Target_arm::scan_reloc_for_stub,
10150 Target_arm::scan_reloc_section_for_stubs,
10151 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
10152 Target_arm::do_relax): New method definitions.
10153
5d329b7d
ILT		 101542009-11-06 Mikolaj Zalewski <mikolaj@google.com>
10155
10156 * configure.ac: Check for (struct stat)::st_mtim
10157 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
10158 * config.in: Regenerate.
10159 * configure: Regenerate.
10160
96a0d71b
ILT		 101612009-11-05 Ian Lance Taylor <iant@google.com>
10162
10163 PR 10910
10164 * output.cc (Output_segment::add_output_section): Add missing
10165 return statement.
10166
594c8e5e
ILT		 101672009-11-04 Ian Lance Taylor <iant@google.com>
10168
10169 PR 10880
10170 * object.h (class Object): Add is_needed and set_is_needed
10171 methods. Add is_needed_ field. Make bool fields into bitfields.
10172 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
10173 defined in a dynamic object and referenced by a regular object,
10174 set is_needed for the dynamic object.
10175 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10176 if the file is marked with as_needed and it is not needed.
10177
22b127cc
ILT		 101782009-11-04 Ian Lance Taylor <iant@google.com>
10179
10180 PR 10887
10181 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
10182 tags if data is discarded by linker script.
10183 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10184 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10185 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10186 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10187
f5c870d2
ILT		 101882009-11-04 Ian Lance Taylor <iant@google.com>
10189
10190 * layout.cc (Layout::get_output_section): Add is_interp and
10191 is_dynamic_linker_section parameters. Change all callers.
10192 (Layout::choose_output_section): Likewise.
10193 (Layout::make_output_section): Likewise.
10194 (Layout::add_output_section_data): Add is_dynamic_linker_section
10195 parameter. Change all callers.
10196 * layout.h (class Layout): Update declarations.
10197 * output.h (class Output_section): Add is_interp, set_is_interp,
10198 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
10199 Add is_interp_, is_dynamic_linker_section_ fields. Change
10200 generate_code_fills_at_write_ to a bitfield.
10201 * output.cc (Output_section::Output_sections): Initialize new
10202 fields.
10203 (Output_segment::add_output_section): Add do_sort parameter.
10204 Change all callers.
10205
1ae4d23b
ILT		 102062009-11-03 Ian Lance Taylor <iant@google.com>
10207
10208 PR 10860
10209 * options.h (class General_options): Add --warn-common.
10210 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
10211 merging two common symbols.
10212 (Symbol_table::should_override): Handle --warn-common when merging
10213 a common symbol with a defined symbol. Use report_resolve_problem
10214 for multiple definitions.
10215 (Symbol_table::report_resolve_problem): New function.
10216 * symtab.h (class Symbol_table): Declare report_resolve_problem.
10217
55da9579
DK		 102182009-11-03 Doug Kwan <dougkwan@google.com>
10219
10220 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
10221 stub_factory_.
10222 (Target_arm::stub_factory): New method definition.
10223 (Target_arm::new_arm_input_section,
10224 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
10225 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 10226 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 10227 New type definitions.
10228 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
10229 member declarations.
10230 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
10231 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
10232 New method definitions.
10233
37a9ac43
ILT		 102342009-11-03 Ian Lance Taylor <iant@google.com>
10235
10236 * options.h (class General_options): Add --warn_constructors.
10237
b3d6a3d4
ILT		 102382009-11-03 Ian Lance Taylor <iant@google.com>
10239
10240 PR 10893
10241 * defstd.cc (in_section): Add entries for __rel_iplt_start,
10242 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
10243
934b01dd
ILT		 102442009-11-03 Ian Lance Taylor <iant@google.com>
10245
10246 PR 10895
10247 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
10248 --msgid-bugs-address.
10249 (install-pdf): New target.
10250 (install-data_yes): Look up one directory to find mkinstalldirs.
10251
03c1939b
L		 102522009-11-03 H.J. Lu <hongjiu.lu@intel.com>
10253
10254 * po/Make-in (.po.gmo): Don't generate .gmo files in source
10255 tree.
10256
ebd95253
DK		 102572009-10-30 Doug Kwan <dougkwan@google.com>
10258
10259 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
10260
e9bbb538
DK		 102612009-10-30 Doug Kwan <dougkwan@google.com>
10262
10263 * arm.cc (Stub_addend_reader): New struct template definition
10264 and partial specializations.
10265 (Stub_addend_reader::operator()): New method definition for a
10266 partially specialized template.
10267
d5b40221
DK		 102682009-10-30 Doug Kwan <dougkwan@google.com>
10269
10270 * arm.cc (Arm_relobj::processor_specific_flags): New method
10271 definition.
10272 (Arm_relobj::do_read_symbols): New method declaration.
10273 (Arm_relobj::processor_specific_flags_): New data member declaration.
10274 (Arm_dynobj): New class definition.
10275 (Target_arm::do_finalize_sections): Add input_objects parameter.
10276 (Target_arm::do_adjust_elf_header): New method declaration.
10277 (Target_arm::are_eabi_versions_compatible,
10278 (Target_arm::merge_processor_specific_flags): New method declaration.
10279 (Target_arm::do_make_elf_object): New overloaded method definitions
10280 and declaration.
10281 (Arm_relobj::do_read_symbols): New method definition.
10282 (Arm_dynobj::do_read_symbols): Ditto.
10283 (Target_arm::do_finalize_sections): Add input_objects parameters.
10284 Merge processor-specific flags from all input objects.
10285 (Target_arm::are_eabi_versions_compatible,
10286 Target_arm::merge_processor_specific_flags,
10287 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
10288 New method definitions.
10289 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
10290 Input_objects pointer type parameter.
10291 * layout.cc (Layout::finalize): Pass input objects to target's.
10292 finalize_sections function.
10293 * output.cc (Output_file_header::do_sized_write): Set ELF file
10294 header's processor-specific flags.
10295 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
10296 Input_objects pointer type parameter.
10297 * sparc.cc (Target_sparc::do_finalize_sections): Same.
10298 * target.h (Input_objects): New forward class declaration.
10299 (Target::processor_specific_flags,
10300 Target::are_processor_specific_flags_sect): New method definitions.
10301 (Target::finalize_sections): Add input_objects parameter.
10302 (Target::Target): Initialize processor_specific_flags_ and
10303 are_processor_specific_flags_set_.
10304 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
10305 parameter.
10306 (Target::set_processor_specific_flags): New method definition.
10307 (Target::processor_specific_flags_,
10308 Target::are_processor_specific_flags_set_): New data member
10309 declarations.
10310 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
10311 Input_objects pointer type parameter.
10312
ebabffbd
DK		 103132009-10-30 Doug Kwan <dougkwan@google.com>
10314
10315 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
10316
ad0f2072
ILT		 103172009-10-28 Ian Lance Taylor <iant@google.com>
10318
10319 * object.h (class Relobj): Drop options parameter from
10320 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
10321 do_scan_relocs, do_relocate. Change all callers.
10322 (class Sized_relobj): Drop options parameters from
10323 do_gc_process_relocs, do_scan_relocs, do_relocate,
10324 do_relocate_sections, relocate_sections, emit_relocs_scan,
10325 emit_relocs_scan_reltype. Change all callers.
10326 (struct Relocate_info): Remove options field and all references to
10327 it.
10328 * reloc.h (class Read_relocs): Remove options constructor
10329 parameter and options_ field. Change all callers.
10330 (class Gc_process_relocs, class Scan_relocs): Likewise.
10331 (class Relocate_task): Likewise.
10332 * target-reloc.h (scan_relocs): Remove options parameter. Change
10333 all callers.
10334 (scan_relocatable_relocs): Likewise.
10335 * target.h (class Sized_target): Remove options parameter from
10336 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
10337 all callers.
10338 * gc.h (gc_process_relocs): Remove options parameter. Change all
10339 callers.
10340 * arm.cc: Update functions to remove options parameters.
10341 * i386.cc: Likewise.
10342 * powerpc.cc: Likewise.
10343 * sparc.cc: Likewise.
10344 * x86_64.cc: Likewise.
10345 * testsuite/testfile.cc: Likewise.
10346
8ffa3667
DK		 103472009-10-28 Doug Kwan <dougkwan@google.com>
10348
10349 * arm.cc (Arm_relobj): New class definition.
e1df38aa 10350 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 10351 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
10352 New method definitions.
10353
40f36857
CC		 103542009-10-28 Cary Coutant <ccoutant@google.com>
10355
10356 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
10357 (Plugin::cleanup_done_): New member.
10358 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
10359 (Plugin_manager::cleanup_done_): Remove.
10360 (Plugin_manager::add_input_file): Edit error message.
10361 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
10362 (Plugin_manager::cleanup): Remove use of cleanup_done_.
10363
2c849493
ILT		 103642009-10-27 Mikolaj Zalewski <mikolajz@google.com>
10365
10366 * fileread.cc: (File_read::View::~View): Use the new
10367 data_ownership_ filed.
10368 (File_read::~File_read): Dispose the new whole_file_view_.
10369 (File_read::open): Mmap the whole file if needed.
10370 (File_read::open): Use whole_file_view_ instead of contents_.
10371 (File_read::find_view): Use whole_file_view_ if applicable.
10372 (File_read::do_read): Use whole_file_view_ instead of contents_.
10373 (File_read::make_view): Use whole_file_view_ instead of contents_,
10374 update File_read::View::View call.
10375 (File_read::find_or_make_view): Update File_read::View::View
10376 call.
10377 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
10378 remove contents_
10379 (File_read::View::Data_ownership): New enum.
10380 (File_read::View::View): Replace bool mapped_ with Data_ownership
10381 argument.
10382 (File_read::View::mapped_): Remove (replaced by data_ownership_).
10383 (File_read::View::data_ownership_): New field.
10384 (File_read::contents_): Remove (replaced by whole_file_view_).
10385 (File_read::whole_file_view_): New field.
10386 * options.h (class General_options): Add --keep-files-mapped.
10387
24998053
CC		 103882009-10-27 Cary Coutant <ccoutant@google.com>
10389
10390 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
10391 * testsuite/Makefile.am (plugin_test_5): New test case.
10392 * testsuite/Makefile.in: Regenerate.
10393
72adc4fa
DK		 103942009-10-25 Doug Kwan <dougkwan@google.com>
10395
10396 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
10397 from private to protected to allow access by child class.
10398 (Sized_relobj::do_relocate_sections): New method declaration.
10399 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 10400 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 10401 Sized_relobj::relocate_sections. Instantiate template explicitly
10402 for different target sizes and endianity.
10403
07f508a2
DK		 104042009-10-24 Doug Kwan <dougkwan@google.com>
10405
10406 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
10407 (Arm_input_section::as_arm_input_section): New method.
10408 (Arm_output_section): New class definition.
10409 (Arm_output_section::create_stub_group,
10410 Arm_output_section::group_sections): New method definitions.
10411
10ad9fe5
DK		 104122009-10-22 Doug Kwan <dougkwan@google.com>
10413
10414 * arm.cc (Arm_input_section): New class definition.
10415 (Arm_input_section::init, Arm_input_section:do_write,
10416 Arm_input_section::set_final_data_size,
10417 Arm_input_section::do_reset_address_and_file_offset): New method
10418 definitions.
10419
56ee5e00
DK		 104202009-10-21 Doug Kwan <dougkwan@google.com>
10421
10422 * arm.cc (Stub_table, Arm_input_section): New forward class
10423 declarations.
10424 (Stub_table): New class defintion.
10425 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
10426 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
10427 New method definition.
10428
b569affa
DK		 104292009-10-21 Doug Kwan <dougkwan@google.com>
10430
10431 * arm.cc: Update copyright comments.
10432 (Target_arm): New forward class template declaration.
10433 (Arm_address): New type.
10434 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
10435 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
10436 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10437 constants.
10438 (Insn_template): Same.
10439 (DEF_STUBS): New macro.
10440 (Stub_type): New enum type.
10441 (Stub_template): New class definition.
10442 (Stub): Same.
10443 (Reloc_stub): Same.
10444 (Stub_factory): Same.
10445 (Target_arm::Target_arm): Initialize may_use_blx_ and
10446 should_force_pic_veneer_.
10447 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
10448 Target_arm::should_force_pic_veneer,
10449 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
10450 Target_arm::using_thumb_only, Target_arm:;default_target): New
10451 method defintions.
10452 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
10453 New data member declarations.
10454 (Insn_template::size, Insn_template::alignment): New method defintions.
10455 (Stub_template::Stub_template): New method definition.
10456 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
10457 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
10458 (Stub_factory::Stub_factory): New method definition.
10459 * gold.h (string_hash): New template.
10460 * output.h (Input_section_specifier::hash_value): Use
10461 gold::string_hash.
10462 (Input_section_specifier::string_hash): Remove.
10463 * stringpool.cc (Stringpool_template::string_hash): Use
10464 gold::string_hash.
10465
6c172549
DK		 104662009-10-20 Doug Kwan <dougkwan@google.com>
10467
10468 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
10469 symbols of relaxed input sections.
10470 * output.h (Output_section::find_relaxed_input_section): Make
10471 method public.
10472
c5617f2f
DK		 104732009-10-16 Doug Kwan <dougkwan@google.com>
10474
10475 * dynobj.cc (Versions::Versions): Initialize version_script_.
10476 Only insert base version symbol definition for a shared object
10477 if version script defines any version versions.
10478 (Versions::define_base_version): New method definition.
10479 (Versions::add_def): Check that base version is not needed.
10480 (Versions::add_need): Define base version lazily.
10481 * dynobj.h (Versions::define_base_version): New method declaration.
10482 (Versions::needs_base_version_): New data member declaration.
10483 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
10484 (check_DATA): Add no_version_test.stdout.
10485 (libno_version_test.so, no_version_test.o no_version_test.stdout):
10486 New make rules.
10487 * testsuite/Makefile.in: Regenerate.
10488 * testsuite/no_version_test.c: New file.
10489 * testsuite/no_version_test.sh: Ditto.
10490
3c12dcdb
DK		 104912009-10-16 Doug Kwan <dougkwan@google.com>
10492
10493 * expression.cc (class Segment_start_expression): New class definition.
10494 (Segment_start_expression::value): New method definition.
10495 (script_exp_function_segment_start): Return a new
10496 Segment_start_expression.
10497 * gold/script-c.h (script_saw_segment_start_expression): New function
10498 prototype.
10499 * script-sections.cc (Script_sections::Script_sections): Initialize
10500 SAW_SEGMENT_START_EXPRESSION_ to false.
10501 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
10502 and -Tbbs options to specify section addresses if given in
10503 command line and no SEGMENT_START expression is seen in a script.
10504 * script-sections.h (Script_sections::saw_segment_start_expression,
10505 Script_sections::set_saw_segment_start_expression): New method
10506 definition.
10507 (Script_sections::saw_segment_start_expression_): New data member
10508 declaration.
10509 * script.cc (script_saw_segment_start_expression): New function.
10510 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
10511 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
10512 script_test_7.sh and script_test_8.sh.
10513 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
10514 script_test_8.stdout.
10515 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
10516 (script_test_6, script_test_6.stdout, script_test_7,
10517 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
10518 * Makefile.in: Regenerate.
10519 * testsuite/script_test_6.sh: New file.
10520 * testsuite/script_test_6.t: Same.
10521 * testsuite/script_test_7.sh: Same.
10522 * testsuite/script_test_7.t: Same.
10523 * testsuite/script_test_8.sh: Same.
10524
64b1ae37
DK		 105252009-10-16 Doug Kwan <dougkwan@google.com>
10526
10527 * output.cc (Output_segment::set_section_list_address): Cast
10528 expressions to unsigned long long type to avoid format warnings.
10529
661be1e2
ILT		 105302009-10-15 Ian Lance Taylor <iant@google.com>
10531
12edd763 10532 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 10533 dot assignment to script_sections_.
12edd763
ILT		 10534 * script-sections.cc (Script_sections::add_dot_assignment):
10535 Initialize if necessary.
10536
68b6574b
ILT		 10537 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
10538 program headers with no load segment if there is a linker script.
10539
661be1e2
ILT		 10540 * layout.cc (Layout::set_segment_offsets): Align the file offset
10541 to the segment aligment for -N or -n with no load segment.
10542 * output.cc (Output_segment::add_output_section): Don't crash if
10543 the first section is a TLS section.
10544 (Output_segment::set_section_list_addresses): Print an error
10545 message if the address moves backward in a linker script.
10546 * script-sections.cc
10547 (Output_section_element_input::set_section_addresses): Don't
10548 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
10549 (Orphan_output_section::set_section_addresses): Likewise.
10550
f15f61a7
DK		 105512009-10-15 Doug Kwan <dougkwan@google.com>
10552
10553 * layout.cc (Layout::finish_dynamic_section): Generate tags
10554 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
10555 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
10556 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
10557
82bb573a
ILT		 105582009-10-14 Ian Lance Taylor <iant@google.com>
10559
10560 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
10561 fields.
10562 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
10563 data_shdr fields of relinfo.
10564 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
10565 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
10566 R_386_TLS_LDO_32, adjust based on section flags.
10567 (Target_i386::Relocate::fix_up_ldo): Remove.
10568
374ad285
ILT		 105692009-10-13 Ian Lance Taylor <iant@google.com>
10570
10571 Add support for -pie.
10572 * options.h (class General_options): Add -pie and
10573 --pic-executable.
10574 (General_options::output_is_position_independent): Test -pie.
10575 (General_options::output_is_executable): Return true if not shared
10576 and not relocatable.
10577 (General_options::output_is_pie): Remove.
10578 * options.cc (General_options::finalize): Reject incompatible uses
10579 of -pie.
10580 * gold.cc (queue_middle_tasks): A -pie link is not static.
10581 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
10582 * symtab.cc (Symbol::final_value_is_known): Return false if
10583 output_is_position_independent.
10584 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
10585 output_is_position_independent.
10586 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
10587 output_is_position_independent.
10588 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
10589 output_is_position_independent.
10590 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
10591 two_file_pie_test.
10592 (basic_pie_test.o, basic_pie_test): New targets.
10593 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
10594 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
10595 (two_file_pie_test): New target.
10596 * testsuite/Makefile.in: Rebuild.
10597 * README: Remove note saying that -pie is not supported.
10598
c6585162
ILT		 105992009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10600
10601 * options.h (class General_options): Add -init and -fini.
10602 * layout.cc (Layout::finish_dynamic_section): Emit
10603 given init and fini functions.
10604
032ce4e9
ST		 106052009-10-13 Sriraman Tallam <tmsriram@google.com>
10606
10607 * gc.h (gc_process_relocs): Check if icf is enabled using new
10608 function.
10609 * gold.cc (queue_initial_tasks): Likewise.
10610 (queue_middle_tasks): Likewise.
10611 * object.cc (do_layout): Likewise.
10612 * symtab.cc (is_section_folded): Likewise.
10613 * main.cc (main): Likewise.
10614 * reloc.cc (Read_relocs::run): Likewise.
10615 (Sized_relobj::do_scan_relocs): Likewise.
10616 * icf.cc (is_function_ctor_or_dtor): New function.
10617 (Icf::find_identical_sections): Check if function is ctor or dtor when
10618 safe icf is chosen.
10619 * options.h (General_options::icf): Change option to be an enum.
10620 (Icf_status): New enum.
10621 (icf_enabled): New method.
10622 (icf_safe_folding): New method.
10623 (set_icf_status): New method.
10624 (icf_status_): New variable.
10625 * (options.cc) (General_options::finalize): Set icf_status_.
10626 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
10627 icf_test and icf_keep_unique_test to use the --icf enum flag.
10628 * testsuite/icf_safe_test.sh: New file.
e1df38aa 10629 * testsuite/icf_safe_test.cc: New file.
032ce4e9 10630
f345227a
ST		 106312009-10-12 Sriraman Tallam <tmsriram@google.com>
10632
10633 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
10634 includes to gc.h and icf.h.
10635 * arm.cc: Include gc.h.
10636 * gold.cc: Likewise.
10637 * i386.cc: Likewise.
10638 * powerpc.cc: Likewise.
10639 * sparc.cc: Likewise.
10640 * x86_64.cc: Likewise.
10641 * gc.h: Include icf.h.
10642
1c7814ed
ILT		 106432009-10-11 Ian Lance Taylor <iant@google.com>
10644
10645 * plugin.cc: Include "gold.h" before other header files.
10646
ae3b5189
CD		 106472009-10-10 Chris Demetriou <cgd@google.com>
10648
10649 * options.h (Input_file_argument::Input_file_type): New enum.
10650 (Input_file_argument::is_lib_): Replace with...
10651 (Input_file_argument::type_): New member.
10652 (Input_file_argument::Input_file_argument): Take Input_file_type
10653 'type' rather than boolean 'is_lib' as second argument.
10654 (Input_file_argument::is_lib): Use type_.
10655 (Input_file_argument::is_searched_file): New function.
10656 (Input_file_argument::may_need_search): Handle is_searched_file.
10657 * options.cc (General_options::parse_library): Support -l:filename.
10658 (General_options::parse_just_symbols): Update for Input_file_argument
10659 changes.
10660 (Command_line::process): Likewise.
10661 * archive.cc (Archive::get_file_and_offset): Likewise.
10662 * plugin.cc (Plugin_manager::release_input_file): Likewise.
10663 * script.cc (read_script_file, script_add_file): Likewise.
10664 * fileread.cc (Input_file::Input_file): Likewise.
10665 (Input_file::will_search_for): Handle is_searched_file.
10666 (Input_file::open): Likewise.
10667 * readsyms.cc (Read_symbols::get_name): Likewise.
10668 * testsuite/Makefile.am (searched_file_test): New test.
10669 * testsuite/Makefile.in: Regenerate.
10670 * testsuite/searched_file_test.cc: New file.
10671 * testsuite/searched_file_test_lib.cc: New file.
10672
f3048a1d
ILT		 106732009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10674 Ian Lance Taylor <iant@google.com>
10675
10676 * descriptor.cc: Include <cstdio> and "binary-io.h".
10677 (Descriptors::open): Open the files in binary mode always.
10678 * script.cc (Lex::get_token): Treat \r as whitespace.
10679
d4780e57
ILT		 106802009-10-09 Ian Lance Taylor <iant@google.com>
10681
10682 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
10683
d9a893b8
ILT		 106842009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10685 Ian Lance Taylor <iant@google.com>
10686
10687 * configure.ac: Check for readv function also.
10688 * fileread.cc (readv): Define if not HAVE_READV.
10689 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
10690 does not exist.
10691 * config.in: Regenerate.
10692 * configure: Regenerate.
10693
c0a62865
DK		 106942009-10-09 Doug Kwan <dougkwan@google.com>
10695
10696 * layout.cc (Layout::make_output_section): Call target hook to make
10697 ordinary output section.
10698 (Layout::finalize): Adjust parameter list of call the
10699 Target::may_relax().
10700 * layout.h (class Layout::section_list): New method.
10701 * merge.h (Output_merge_base::entsize): Change visibility to public.
10702 (Output_merge_base::is_string, Output_merge_base::do_is_string):
10703 New methods.
10704 (Output_merge_string::do_is_string): New method.
10705 * object.cc (Sized_relobj::do_setup): renamed from
10706 Sized_relobj::set_up.
10707 * object.h (Sized_relobj::adjust_shndx,
10708 Sized_relobj::initializ_input_to_output_maps,
10709 Sized_relobj::free_input_to_output_maps): Change visibilities to
10710 protected.
10711 (Sized_relobj::setup): Virtualize.
10712 (Sized_relobj::do_setup): New method declaration.
10713 (Sized_relobj::invalidate_section_offset,
10714 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
10715 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
10716 * options.cc (parse_int): New function.
10717 * options.h (parse_int): New declaration.
10718 (DEFINE_int): New macro.
10719 (stub_group_size): New option.
10720 * output.cc (Output_section::Output_section): Initialize memebers
10721 merge_section_map_, merge_section_by_properties_map_,
10722 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
10723 (Output_section::add_input_section): Handled deferred code-fill
10724 generation and remove an old comment.
10725 (Output_section::add_relaxed_input_section): New method definition.
10726 (Output_section::add_merge_input_section): Use merge section by
10727 properties map to speed to search. Update merge section maps
10728 as appropriate.
10729 (Output_section::build_relaxation_map): New method definition.
10730 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
10731 Same.
10732 (Output_section::relax_input_section): Renamed to
10733 Output_section::convert_input_sections_to_relaxed_sections and change
10734 interface to take a vector of pointers to relaxed sections.
10735 (Output_section::find_merge_section,
10736 Output_section::find_relaxed_input_section): New method definitions.
10737 (Output_section::is_input_address_mapped,
10738 Output_section::output_offset, Output_section::output_address):
10739 Use output section data maps to speed up searching.
10740 (Output_section::find_starting_output_address): Add comments.
10741 (Output_section::do_write,
10742 Output_section::write_to_postprocessing_buffer): Do code-fill
10743 generation as appropriate.
10744 (Output_section::get_input_sections): Invalidate relaxed input section
10745 map.
10746 (Output_section::restore_states): Adjust type of checkpoint .
10747 Invalidate relaxed input section map.
10748 * output.h (Output_merge_base): New class declaration.
10749 (Input_section_specifier): New class defintion.
10750 (class Output_relaxed_input_section) Change base class to
10751 Output_section_data_build.
10752 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
10753 base class initializer.
10754 (Output_section::add_relaxed_input_section): New method declaration.
10755 (Output_section::Input_section): Change visibility to protected.
2e702c99 10756 (Output_section::Input_section::relobj,
c0a62865
DK		 10757 Output_section::Input_section::shndx): Handle relaxed input sections.
10758 Output_section::input_sections) Change visibility to protected. Also
10759 define overload to return a non-const pointer.
10760 (Output_section::Merge_section_properties): New class defintion.
10761 (Output_section::Merge_section_by_properties_map,
10762 Output_section::Output_section_data_by_input_section_map,
10763 Output_section::Relaxation_map): New types.
10764 (Output_section::relax_input_section): Rename method to
10765 Output_section::convert_input_sections_to_relaxed_sections and change
10766 interface to take a vector of relaxed section pointers.
10767 (Output_section::find_merge_section,
10768 Output_section::find_relaxed_input_section,
10769 Output_section::build_relaxation_map,
10770 Output_section::convert_input_sections_in_list_to_relaxed_sections):
10771 New method declarations.
10772 (Output_section::merge_section_map_
10773 Output_section::merge_section_by_properties_map_,
10774 Output_section::relaxed_input_section_map_,
10775 Output_section::is_relaxed_input_section_map_valid_,
10776 Output_section::generate_code_fills_at_write_): New data members.
10777 * script-sections.cc
10778 (Output_section_element_input::set_section_addresses): Call
10779 current_data_size and addralign methods of relaxed input sections.
10780 (Orphan_output_section::set_section_addresses): Call current_data_size
10781 and addralign methods of relaxed input sections.
10782 * symtab.cc (Symbol_table::compute_final_value): Extract template
10783 from the body of Symbol_table::sized_finalize_symbol.
10784 (Symbol_table::sized_finalized_symbol): Call
10785 Symbol_table::compute_final_value.
10786 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
10787 (Symbol_table::compute_final_value): New templated method declaration.
10788 * target.cc (Target::do_make_output_section): New method defintion.
10789 * target.h (Target::make_output_section): New method declaration.
10790 (Target::relax): Add more parameters for input objects, symbol table
10791 and layout. Adjust call to do_relax.
10792 (Target::do_make_output_section): New method declaration.
10793 (Target::do_relax): Add parameters for input objects, symbol table
10794 and layout.
10795
d446d6c4
ILT		 107962009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10797
10798 * pread.c: Include stdio.h.
10799
bc06c745
ILT		 108002009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10801
10802 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
10803 defined.
10804
75aea3d0
ILT		 108052009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10806
10807 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
10808 Change read_shndx type to unsigned int.
10809 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10810 int.
10811 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10812 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
10813 Change read_shndx type to unsigned int.
10814 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
10815 int.
10816 (Sized_dwarf_line_info::read_line_mappings): Likewise.
10817 * layout.cc (Layout::create_symtab_sections): Cast the result of
10818 local_symcount * symsize to off_t in the gold_assert.
10819
be8fcb75
ILT		 108202009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10821
10822 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
10823 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
10824 R_ARM_BASE_ABS.
10825 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
10826 (Arm_relocate_functions::thm_abs5): New function.
10827 (Arm_relocate_functions::abs12): New function.
10828 (Arm_relocate_functions::abs16): New function.
10829 (Arm_relocate_functions::base_abs): New function.
10830 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
10831 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
10832 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
10833 R_ARM_BASE_ABS.
10834 (Scan::global): Likewise.
10835 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
10836 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
10837 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
10838 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
10839 R_ARM_BASE_ABS.
10840
c2a122b6
ILT		 108412009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10842
10843 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
10844 (Arm_relocate_functions::movt_prel): New function.
10845 (Arm_relocate_functions::thm_movw_prel_nc): New function.
10846 (Arm_relocate_functions::thm_movt_prel): New function.
10847 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
10848 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
10849 (Scan::global, Relocate::relocate): Likewise.
10850 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10851
c4aa1e2d
ILT		 108522009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10853
10854 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
10855 Incremental_checker.
10856 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
10857 unsigned int.
10858 (class Incremental_inputs_header): New class.
10859 (Incremental_inputs_header_writer): Edit comment.
10860 (Incremental_inputs_entry): New class.
10861 (Incremental_inputs_entry_writer): Edit comment.
10862 (Sized_incremental_binary::do_find_incremental_inputs_section):
10863 Add *strtab_shndx parameter, fill it.
10864 (Sized_incremental_binary::do_check_inputs): New method.
10865 (Incremental_checker::can_incrementally_link_output_file): Use
10866 Sized_incremental_binary::check_inputs.
10867 (Incremental_inputs::report_command_line): Save command line in
10868 command_line_.
10869 * incremental.h:
10870 (Incremental_binary::find_incremental_inputs_section): New
10871 method.
10872 (Incremental_binary::do_find_incremental_inputs_section): Add
10873 strtab_shndx parameter.
10874 (Incremental_binary::do_check_inputs): New pure virtual method.
10875 (Sized_incremental_binary::do_check_inputs): Declare.
10876 (Incremental_checker::Incremental_checker): Add incremental_inputs
10877 parameter, use it to initialize incremental_inputs_.
10878 (Incremental_checker::incremental_inputs_): New field.
10879 (Incremental_checker::command_line): New method.
10880 (Incremental_checker::inputs): New method.
10881 (Incremental_checker::command_line_): New field.
10882
c549a694
ILT		 108832009-10-09 Mikolaj Zalewski <mikolajz@google.com>
10884
10885 * incremental.cc: Include <cstdarg> and "target-select.h".
10886 (vexplain_no_incremental): New function.
10887 (explain_no_incremental): New function.
10888 (Incremental_binary::error): New method.
10889 (Sized_incremental_binary::do_find_incremental_inputs_section): New
10890 method.
10891 (make_sized_incremental_binary): New function.
10892 (open_incremental_binary): New function.
10893 (can_incrementally_link_file): Add checks if output is ELF and has
10894 inputs section.
10895 * incremental.h: Include "elfcpp_file.h" and "output.h".
10896 (Incremental_binary): New class.
10897 (Sized_incremental_binary): New class.
10898 (open_incremental_binary): Declare.
10899 * object.cc (is_elf_object): Use
10900 elfcpp::Elf_recognizer::is_elf_file.
10901 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
10902 * output.h (Output_file::filesize): New method.
10903
fd3c5f0b
ILT		 109042009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10905
10906 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
10907 New function.
10908 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
10909 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
10910 function.
10911 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
10912 function.
10913 (Arm_relocate_functions::movw_abs_nc): New function.
10914 (Arm_relocate_functions::movt_abs): New function.
10915 (Arm_relocate_functions::thm_movw_abs_nc): New function.
10916 (Arm_relocate_functions::thm_movt_abs): New function.
10917 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
10918 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
10919 (Scan::global): Likewise.
10920 (Relocate::relocate): Likewise.
10921 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10922
7f5309a5
ILT		 109232009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10924
10925 * arm.cc (Arm_relocate_functions::got_prel) New function.
10926 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
10927 (Relocate::relocate): Likewise.
10928 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10929
364c7fa5
ILT		 109302009-10-06 Ian Lance Taylor <iant@google.com>
10931
10932 * options.h (class General_options): Define
10933 split_stack_adjust_size parameter.
10934 * object.h (class Object): Add uses_split_stack_ and
10935 has_no_split_stack_ fields. Add uses_split_stack and
10936 has_no_split_stack accessor functions. Declare
10937 handle_split_stack_section.
10938 (class Reloc_symbol_changes): Define.
10939 (class Sized_relobj): Define Function_offsets. Declare
10940 split_stack_adjust, split_stack_adjust_reltype, and
10941 find_functions.
10942 * object.cc (Object::handle_split_stack_section): New function.
10943 (Sized_relobj::do_layout): Call handle_split_stack_section.
10944 * dynobj.cc (Sized_dynobj::do_layout): Call
10945 handle_split_stack_section.
10946 * reloc.cc (Sized_relobj::relocate_sections): Call
10947 split_stack_adjust for executable sections in split_stack
10948 objects. Pass reloc_map to relocate_section.
10949 (Sized_relobj::split_stack_adjust): New function.
10950 (Sized_relobj::split_stack_adjust_reltype): New function.
10951 (Sized_relobj::find_functions): New function.
10952 * target-reloc.h: Include "object.h".
10953 (relocate_section): Add reloc_symbol_changes parameter. Change
10954 all callers.
10955 * target.h (class Target): Add calls_non_split method. Declare
10956 do_calls_non_split virtual method. Declare match_view and
10957 set_view_to_nop.
10958 * target.cc: Include "elfcpp.h".
10959 (Target::do_calls_non_split): New function.
10960 (Target::match_view): New function.
10961 (Target::set_view_to_nop): New function.
10962 * gold.cc (queue_middle_tasks): Give an error if mixing
10963 split-stack and non-split-stack objects with -r.
10964 * i386.cc (Target_i386::relocate_section): Add
10965 reloc_symbol_changes parameter.
10966 (Target_i386::do_calls_non_split): New function.
10967 * x86_64.cc (Target_x86_64::relocate_section): Add
10968 reloc_symbol_changes parameter.
10969 (Target_x86_64::do_calls_non_split): New function.
10970 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
10971 parameter.
10972 * powerpc.cc (Target_powerpc::relocate_section): Add
10973 reloc_symbol_changes parameter.
10974 * sparc.cc (Target_sparc::relocate_section): Add
10975 reloc_symbol_changes parameter.
10976 * configure.ac: Call AM_CONDITIONAL for the default target.
10977 * configure: Rebuild.
10978 * testsuite/Makefile.am (TEST_AS): New variable.
10979 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
10980 (check_DATA): Add split_i386 and split_x86_64 files.
10981 (SPLIT_DEFSYMS): Define.
10982 (split_i386_[1234n].o): New targets.
10983 (split_i386_[124]): New targets.
10984 (split_i386_[1234r].stdout): New targets.
10985 (split_x86_64_[1234n].o): New targets.
10986 (split_x86_64_[124]): New targets.
10987 (split_x86_64_[1234r].stdout): New targets.
10988 (MOSTLYCLEANFILES): Add new executables.
10989 * testsuite/split_i386.sh: New file.
10990 * testsuite/split_x86_64.sh: New file.
10991 * testsuite/split_i386_1.s: New file.
10992 * testsuite/split_i386_2.s: New file.
10993 * testsuite/split_i386_3.s: New file.
10994 * testsuite/split_i386_4.s: New file.
10995 * testsuite/split_i386_n.s: New file.
10996 * testsuite/split_x86_64_1.s: New file.
10997 * testsuite/split_x86_64_2.s: New file.
10998 * testsuite/split_x86_64_3.s: New file.
10999 * testsuite/split_x86_64_4.s: New file.
11000 * testsuite/split_x86_64_n.s: New file.
11001 * testsuite/testfile.cc (Target_test): Update relocation_section
11002 function.
11003 * testsuite/Makefile.in: Rebuild.
11004
e8a9fcda
ILT		 110052009-10-06 Ian Lance Taylor <iant@google.com>
11006
11007 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
11008 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
11009 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
11010 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
11011 the address on ldo_addrs_.
11012 (Target_i386::Relocate::fix_up_ldo): New function.
11013
e99daf92
ILT		 110142009-10-06 Rafael Espindola <espindola@google.com>
11015
11016 * plugin.cc (add_input_library): New.
11017 (Plugin::load): Add add_input_library to tv.
11018 (Plugin_manager::add_input_file): Add the is_lib argument.
11019 (add_input_file): Update call to Plugin_manager::add_input_file.
11020 (add_input_library): New.
11021 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
11022
966d4097
DK		 110232009-09-30 Doug Kwan <dougkwan@google.com>
11024
11025 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
11026 symbol and call Symbol::may_need_copy_reloc to determine if
11027 a copy reloc is needed.
11028 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
11029 nocopyreloc is given in command line.
11030 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
11031 given in command line.
11032 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
11033 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
11034 of the removed Target_i386::may_need_copy_reloc.
11035 * options.h (copyreloc): New option with default value false.
11036 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11037 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
11038 instead of the removed Target_powerpc::may_need_copy_reloc.
11039 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
11040 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
11041 instead of the removed Target_sparc::may_need_copy_reloc.
11042 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
11043 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
11044 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
11045 instead of the removed Target_x86_64::may_need_copy_reloc.
11046
029ba973
ILT		 110472009-09-30 Ian Lance Taylor <iant@google.com>
11048
11049 * object.h (class Object): Remove target_ field, and target,
11050 sized_target, and set_target methods.
11051 (Object::sized_target): Remove.
11052 (class Sized_relobj): Update declarations. Remove sized_target.
11053 * object.cc (Sized_relobj::setup): Remove target parameter.
11054 Change all callers.
11055 (Input_objects::add_object): Don't do anything with the target.
11056 (make_elf_sized_object): Add punconfigured parameter. Change all
11057 callers. Set or test parameter target.
11058 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
11059 Change all callers.
11060 * parameters.cc (Parameters::set_target): Change parameter type to
11061 be non-const.
11062 (Parameters::default_target): Remove.
11063 (set_parameters_target): Change parameter type to be non-const.
11064 (parameters_force_valid_target): New function.
11065 (parameters_clear_target): New function.
11066 * parameters.h (class Parameters): Update declarations. Remove
11067 default_target method. Add sized_target and clear_target
11068 methods. Change target_ to be non-const.
11069 (set_parameters_target): Update declaration.
11070 (parameters_force_valid_target): Declare.
11071 (parameters_clear_target): Declare.
11072 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
11073 as NULL if we aren't searching.
11074 (Add_symbols::run): Don't check for compatible target.
11075 * fileread.cc (Input_file::open_binary): Call
11076 parameters_force_valid_target.
11077 * gold.cc (queue_middle_tasks): Likewise.
11078 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
11079 set_target on object.
11080 * dynobj.h (class Sized_dynobj): Update declarations.
11081 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
11082 make_elf_object returns NULL.
11083 (Archive::include_member): Don't check whether object target is
11084 compatible.
11085 * output.cc (Output_section::add_input_section): Get target from
11086 parameters.
11087 (Output_section::relax_input_section): Likewise.
11088 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
11089 parameters.
11090 (Sized_relobj::do_scan_relocs): Likewise.
11091 (Sized_relobj::relocate_sections): Likewise.
11092 * resolve.cc (Symbol_table::resolve): Likewise.
11093 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
11094 parameter. Change all callers.
11095 (Symbol_table::add_from_object): Get target from parameters.
11096 (Symbol_table::add_from_relobj): Don't check object target.
11097 (Symbol_table::add_from_dynobj): Likewise.
11098 (Symbol_table::define_special_symbol): Get target from
11099 parameters.
11100 * symtab.h (class Symbol_table): Update declaration.
11101 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
11102 parameter. Change all callers. Clear parameter target.
11103 (Binary_test): Test target here.
11104 * testsuite/object_unittest.cc (gold_testsuite): Remove
11105 target_test_pointer parameter. Change all callers.
11106 (Object_test): Test target here.
11107
a6a22b83
ILT		 111082009-09-26 Ian Lance Taylor <iant@google.com>
11109
11110 * testsuite/initpri1.c: Don't try to use constructor priorities if
11111 compiling with gcc before 4.3.
11112
6a8f49fe
ILT		 111132009-09-22 Mikolaj Zalewski <mikolajz@google.com>
11114
11115 * testsuite/retain_symbols_file_test.sh (check_present): Change
11116 output file name to retain_symbols_file_test.stdout.
11117 (check_absent): Likewise.
11118
8c604651
CS		 111192009-09-18 Craig Silverstein <csilvers@google.com>
11120
11121 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
11122 * options.cc: Include <cerrno> and <fstream>.
11123 (General_options::finalize): Parse -retain-symbols-file tag.
11124 * options.h: New flag.
11125 (General_options): New method should_retain_symbol, new
11126 variable symbols_to_retain.
11127 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
11128 should_retain_symbol map.
11129 * testsuite/Makefile.am (retain_symbols_file_test): New test.
11130 * testsuite/Makefile.in: Regenerate.
11131 * testsuite/retain_symbols_file_test.sh: New file.
11132
ca58b19f
NC		 111332009-09-18 Nick Clifton <nickc@redhat.com>
11134
11135 * po/es.po: Updated Spanish translation.
11136
20e6d0d6
DK		 111372009-09-17 Doug Kwan <dougkwan@google.com>
11138
11139 * debug.h (DEBUG_RELAXATION): New constant.
11140 (DEBUG_ALL): Add DEBUG_RELAXATION.
11141 (debug_string_to_enum): Add relaxation debug option.
11142 * layout.cc
11143 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
11144 Layout::Relaxation_debug_check::read_sections,
11145 Layout::Relaxation_debug_check::read_sections): New method definitions.
11146 (Layout::Layout): Initialize data members
11147 record_output_section_data_from_scrips_,
11148 script_output_section_data_list_ and relaxation_debug_check_.
11149 (Layout::save_segments, Layout::restore_segments,
11150 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11151 Layout::relaxation_loop_body): New method definitions.
11152 (Layout::finalize): Support relaxation. Move section layout code to
11153 Layout::relaxation_loop_body.
11154 (Layout::set_asection_address_from_script): Move code for orphan
11155 section placement out.
11156 (Layout::place_orphan_sections_in_script): New method definition.
11157 * layout.h (Output_segment_headers, Output_file_header):
11158 New forward class declarations.
11159 (Layout::~Layout): Define.
11160 (Layout::new_output_section_data_from_script): New method definition.
11161 (Layout::place_orphan_sections_in_script): New method declaration.
11162 (Layout::Segment_states): New type declaration.
11163 (Layout::save_segments, Layout::restore_segments,
11164 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
11165 Layout::relaxation_loop_body): New method declarations.
11166 (Layout::Output_section_data_list): New type declaration.
11167 (Layout::Relaxation_debug_check): New class definition.
11168 (Layout::record_output_section_data_from_script_,
11169 Layout::script_output_section_data_list_, Layout::segment_states_,
11170 Layout::relaxation_debug_check_): New data members.
11171 * output.cc: (Output_section_headers::do_size): New method definition.
11172 (Output_section_headers::Output_section_headers): Move size
11173 computation to Output_section_headers::do_size.
11174 (Output_segment_headers::do_size): New method definition.
e1df38aa 11175 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 11176 Output_file_header::do_size and call it.
11177 (Output_file_header::do_size): New method definition.
11178 (Output_data_group::Output_data_group): Adjust call to
11179 Output_section_data.
11180 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
11181 (Output_symtab_xindex::do_write): Add array bound check.
2e702c99 11182 (Output_section::Input_section::print_to_mapfile): Handle
20e6d0d6
DK		 11183 RELAXED_INPUT_SECTION_CODE.
11184 (Output_section::Output_section): Initialize data member checkpoint_.
11185 (Output_section::~Output_section): Delete checkpoint object pointed
11186 by checkpoint_.
11187 (Output_section::add_input_section): Always add an Input_section if
11188 relaxing.
11189 (Output_section::add_merge_input_section): Add assert.
11190 (Output_section::relax_input_section): New method definition.
11191 (Output_section::set_final_data_size): Set load address to zero for
11192 an unallocated section.
11193 (Output_section::do_address_and_file_offset_have_reset_values):
11194 New method definition.
11195 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
11196 Handle relaxed input section.
11197 (Output_section::sort_attached_input_sections): Checkpoint input
11198 section list lazily.
11199 (Output_section::get_input_sections): Change type of input_sections to
11200 list of Simple_input_section pointers. Checkpoint input section list
11201 lazily. Also handle relaxed input sections.
11202 (Output_section::add_input_section_for_script): Take a reference to
11203 a Simple_input_section object instead of Relobj pointer and section
11204 index as parameter. Handle relaxed input sections.
11205 (Output_section::save_states, Output_section::restore_states): New
11206 method definitions.
11207 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
11208 (Output_data::is_data_size_fixed): New method definition.
11209 (Output_data::reset_addresss_and_file_offset): Do not reset data size
11210 if it is fixed.
11211 (Output_data::address_and_file_offset_have_reset_values): New method
11212 definition.
11213 (Output_data::do_address_and_file_offset_have_reset_values): New method
11214 definition.
11215 (Output_data::set_data_size): Check that data size is not fixed.
11216 (Output_data::fix_data_size): New method definition.
11217 (Output_data::is_data_size_fixed_): New data member.
11218 (Output_section_headers::set_final_data_size): New method definition.
11219 (Output_section_headers::do_size): New method declaration.
11220 (Output_segment_headers::set_final_data_size): New method definition.
11221 (Output_segment_headers::do_size): New method declaration.
11222 (Output_file_header::set_final_data_size)::New method definition.
11223 (Output_file_header::do_size)::New method declaration.
11224 (Output_section_data::Output_section_data): Add new parameter
11225 is_data_size_fixed and use it to fix data size.
11226 (Output_data_const::Output_data_const): Adjust call to base class
11227 constructor and fix data size.
11228 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
11229 base class constructor and fix data size.
11230 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
11231 base class constructor and fix data size.
11232 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
11233 class constructor and fix data size.
11234 (Output_data_group::set_final_data_size): New method definition.
11235 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
11236 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
11237 class constructor and fix data size.
11238 (Output_relaxed_input_section): New class definition.
11239 (Output_section::Simple_input_section): New class definition.
11240 (Output_section::get_input_sections): Adjust parameter list.
11241 (Output_section::add_input_section_for_script): Same.
11242 (Output_section::save_states, Output_section::restore_states,
11243 Output_section::do_address_and_file_offset_have_reset_values,
11244 (Output_section::Input_section::Input_section): Handle
11245 RELAXED_INPUT_SECTION_CODE. Add new overload for
11246 Output_relaxed_input_section.
11247 (Output_section::Input_section::is_input_section,
11248 Output_section::Input_section::set_output_section): Handle relaxed
11249 input section.
11250 (Output_section::Input_section::is_relaxed_input_section,
11251 Output_section::Input_section::output_section_data,
11252 Output_section::Input_section::relaxed_input_section): New method
11253 definitions.
11254 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
11255 value.
11256 (Output_section::Input_section::u1_): Update comments.
11257 (Output_section::Input_section::u2_): Add new union member poris.
11258 (Output_section::Checkpoint_output_section): New classs definition.
11259 (Output_section::relax_input_section): New method declaration.
11260 (Output_section::checkpoint_): New data member.
11261 (Output_segment): Update comments.
11262 (Output_segment::Output_segment): Un-privatize copy constructor.
11263 (Output_segment::operator=): Un-privatize.
11264 * script-sections.cc (Output_section_element::Input_section_list):
11265 Change element type to Output_section::Simple_input_section.
11266 (Output_section_element_dot_assignment::set_section_addresses):
11267 Register output section data for relaxation clean up.
11268 (Output_data_exression::Output_data_expression): Adjust call to base
11269 constructor to fix data size.
11270 (Output_section_element_data::set_section_addresses): Register
11271 Output_data_expression object for relaxation clean up.
11272 (struct Input_section_info): Replace Relobj pointer and section index
11273 pair with Output_section::Simple_input_section and Convert struct to a
11274 class.
11275 (Input_section_sorter::operator()): Adjust access to
e1df38aa 11276 Input_section_info data member to use accessors.
20e6d0d6
DK		 11277 (Output_section_element_input::set_section_addresses): Use layout
11278 parameter. Adjust code to use Output_section::Simple_input_section
11279 and Input_secction_info classes. Register filler for relaxation
11280 clean up.
11281 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
11282 and section index pair with Output_section::Simple_input_section
11283 class. Adjust code accordingly.
11284 (Phdrs_element::release_segment): New method definition.
11285 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
11286 segment list.
11287 (Script_sections::release_segments): New method definition.
11288 * gold/script-sections.h (Script_sections::release_segments): New
11289 method declaration.
11290 * gold/target.h (Target::may_relax, Target::relax,
11291 Target::do_may_relax, Target::do_relax): New method definitions.
11292
5e445df6
ILT		 112932009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11294
11295 * arm.cc (has_signed_unsigned_overflow): New function.
11296 (Arm_relocate_functions::abs8): New function.
11297 (Target_arm::Scan::local): Handle R_ARM_ABS8.
11298 (Target_arm::Scan::global): Likewise.
11299 (Target_arm::relocate::relocate): Likewise.
11300 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11301 Likewise.
11302
8c604651 113032009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 11304
11305 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
11306 * testsuite/Makefile.in: Regenerate.
11307
1e9cc1c2
NC		 113082009-09-11 Nick Clifton <nickc@redhat.com>
11309
11310 * po/gold.pot: Updated by the Translation project.
11311
6a89f575
CC		 113122009-09-08 Cary Coutant <ccoutant@google.com>
11313
11314 * output.cc (Output_file::open): Add execute permission to empty file.
11315 * testsuite/Makefile.am (permission_test): New test.
11316 * testsuite/Makefile.in: Regenerate.
11317
fdcac5af
ILT		 113182009-09-02 Ian Lance Taylor <iant@google.com>
11319
11320 * output.cc (Output_file::resize): Call map_no_anonymous rather
11321 than map.
11322
44453f85
ILT		 113232009-09-01 Mikolaj Zalewski <mikolajz@google.com>
11324
11325 * gold.cc: Include "incremental.h".
11326 (queue_initial_tasks): Call Incremental_checker methods.
11327 * incremental.cc: Include "output.h".
11328 (Incremental_checker::can_incrementally_link_output_file): New
11329 method.
11330 * incremental.h (Incremental_checker): New class.
11331
11332 * output.cc (Output_file::open_for_modification): New method.
11333 (Output_file::map_anonymous): Changed return type to bool. Record
11334 map in base_ field.
11335 (Output_file::map_no_anonymous): New method, broken out of map.
11336 (Output_file::map): Use map_no_anonymous and map_anonymous.
11337 * output.h (class Output_file): Update declarations.
11338
293c1386
CC		 113392009-08-24 Cary Coutant <ccoutant@google.com>
11340
11341 * options.h (Command_line::Pre_options): New class.
11342 (Command_line::pre_options): New member.
11343 * options.cc (gold::options::ready_to_register): New variable.
11344 (One_option::register_option): Do nothing if not registering options.
11345 Assert if same short option registered twice.
11346 (General_options::General_options): Turn off option registration when
11347 done constructing.
11348 (Command_line::Pre_options::Pre_options): New constructor.
11349
f773f3d2
CC		 113502009-08-24 Cary Coutant <ccoutant@google.com>
11351
06a73cfe
CC		 11352 * options.h (General_options::no_keep_memory): Remove incorrect
11353 short option.
f773f3d2 11354
a15af8e2
RW		 113552009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11356
11357 * Makefile.am (am__skiplex, am__skipyacc): New.
11358 * Makefile.in: Regenerate.
11359
c462b41b
RW		 113602009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11361
14ec8efd
RW		 11362 * Makefile.am (AM_CPPFLAGS): Renamed from ...
11363 (INCLUDES): ... this.
11364 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
11365 (AM_CPPFLAGS): Renamed from ...
11366 (INCLUDE): ... this.
11367 * Makefile.in, testsuite/Makefile.in: Regenerate.
11368
81ecdfbb
RW		 11369 * Makefile.in: Regenerate.
11370 * aclocal.m4: Likewise.
11371 * config.in: Likewise.
11372 * configure: Likewise.
11373 * testsuite/Makefile.in: Likewise.
11374
c462b41b
RW		 11375 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11376 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
11377 * Makefile.in: Regenerate.
11378 * testsuite/Makefile.in: Regenerate.
11379
2da73f13
CC		 113802009-08-19 Cary Coutant <ccoutant@google.com>
11381
11382 * resolve.cc (Symbol_table::resolve): Don't complain about defined
11383 symbols in shared libraries overridden by hidden or internal symbols
11384 in the main program.
11385
2db70501
CD		 113862009-08-19 Chris Demetriou <cgd@google.com>
11387
11388 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
11389 checking source file names in error messages.
11390
f733487b
DK		 113912009-08-18 Doug Kwan <dougkwan@google.com>
11392
11393 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
11394 an elcpp::Ehdr as parameter. Adjust call to set_target.
11395 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
11396 an elfcpp::Ehdr as parameter.
11397 * object.cc (Object::set_target): Remove the version that looks up
11398 a target and sets it.
11399 (Sized_relobj::setup): Take a Target object instead of
11400 an elfcpp::Ehdr as parameter. Adjust call to set_target.
11401 (make_elf_sized_object): Find target and ask target to
11402 make an ELF object.
11403 * object.h: (Object::set_target): Remove the version that looks up
11404 a target and sets it.
11405 (Sized_relobj::setup): Take a Target object instead of
11406 an elfcpp:Ehdr as parameter.
11407 * target.cc: Include dynobj.h.
11408 (Target::do_make_elf_object_implementation): New.
2e702c99 11409 (Target::do_make_elf_object): New.
f733487b
DK		 11410 * target.h (Target::make_elf_object): New template declaration.
11411 (Target::do_make_elf_object): New method declarations.
11412 (Target::do_make_elf_object_implementation): New template declaration.
11413
cc70f101
ILT		 114142009-08-14 Ian Lance Taylor <iant@google.com>
11415
11416 * gold.h (FUNCTION_NAME): Define.
11417 (gold_unreachable): Use FUNCTION_NAME.
11418
ef5e0cb1
ST		 114192009-08-12 Sriraman Tallam <tmsriram@google.com>
11420
11421 * icf.cc (Icf::find_identical_sections): Issue a warning when a
11422 symbol in the --keep-unique list is not found.
11423
48c187ce
ST		 114242009-08-12 Sriraman Tallam <tmsriram@google.com>
11425
11426 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
11427 been maked as --keep-unique.
11428 (Icf::unfold_section): New function.
11429 * icf.h (Icf::unfold_section): New function.
11430 * options.h (General_options::keep_unique): New option.
11431 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
11432 * testsuite/Makefile.in: Regenerate.
11433 * testsuite/icf_keep_unique_test.sh: New file.
11434 * testsuite/icf_keep_unique_test.cc: New file.
11435
645afe0c
CC		 114362009-08-12 Cary Coutant <ccoutant@google.com>
11437
11438 PR 10471
11439 * resolve.cc (Symbol_table::resolve): Check for references from
11440 dynamic objects to hidden and internal symbols.
11441 * testsuite/Makefile.am (hidden_test.sh): New test.
11442 * testsuite/Makefile.in: Regenerate.
11443 * testsuite/hidden_test.sh: New script.
11444 * testsuite/hidden_test_1.c: New test source.
11445 * testsuite/hidden_test_main.c: New test source.
11446
11af873f
DK		 114472009-08-11 Doug Kwan <dougkwan@google.com>
11448
11449 * arm.cc: Update comments.
11450 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
11451 segment to locate the .ARM.exidx section if present.
11452
b9f7d72d
DK		 114532009-08-09 Doug Kwan <dougkwan@google.com>
11454
11455 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
11456 patch.
11457
ddd3c53c
ST		 114582009-08-07 Sriraman Tallam <tmsriram@google.com>
11459 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
11460 compiler warnings.
11461
27721062
ST		 114622009-08-06 Sriraman Tallam <tmsriram@google.com>
11463
11464 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
11465 valid tls_segment only for non-debug-section relocations.
11466 * testsuite/Makefile.am: Add gc_tls_test.
11467 * testsuite/Makefile.in: Regenerate.
11468 * testsuite/gc_tls_test.cc: New file.
11469 * testsuite/gc_tls_test.sh: New file.
11470
ef15dade 114712009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 11472
ef15dade
ST		 11473 * icf.cc: New file.
11474 * icf.h: New file.
11475 * Makefile.am (CCFILES): Add icf.cc.
11476 (HFILES): Add icf.h
11477 * Makefile.in: Regenerate.
11478 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
11479 * gc.h (gc_process_relocs): Populate lists used by icf to contain
11480 section, symbol and addend information for the relocs.
11481 * gold.cc (queue_middle_tasks): Call identical code folding.
11482 * gold.h: Add defines for multimap.
11483 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
11484 to the call of finalize_local_symbols.
11485 * main.cc (main): Create object of class Icf.
11486 * object.cc (Sized_relobj::do_layout): Allow this function to be
11487 called twice during icf.
11488 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
11489 to sections marked as identical by icf.
11490 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
11491 when available.
11492 (Sized_relobj::do_section_entsize): New function.
11493 * object.h (Object::section_entsize): New function.
11494 (Object::do_section_entsize): New pure virtual function.
11495 (Relobj::finalize_local_symbols): Add new parameter.
11496 (Relobj::do_section_entsize): New function.
11497 * options.h (General_options::icf): New option.
11498 (General_options::icf_iterations): New option.
11499 (General_options::print_icf_sections): New option.
11500 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
11501 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
11502 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
11503 icf.
11504 * symtab.cc (Symbol_table::is_section_folded): New function.
11505 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
11506 to sections marked as identical by icf.
11507 * symtab.h (Symbol_table::set_icf): New function.
11508 (Symbol_table::icf): New function.
11509 (Symbol_table::is_section_folded): New function.
11510 (Symbol_table::icf_): New data member.
11511 * target-reloc.h (relocate_section): Ignore sections folded by icf.
11512 * testsuite/Makefile.am: Add commands to build icf_test.
11513 * testsuite/Makefile.in: Regenerate.
11514 * testsuite/icf_test.sh: New file.
11515 * testsuite/icf_test.cc: New file.
11516
c3b65ac4
CD		 115172009-07-24 Chris Demetriou <cgd@google.com>
11518
11519 * layout.cc (is_compressible_debug_section): Fix incorrect
11520 comment about compressed section names.
11521
1caf2c51
ILT		 115222009-07-20 Ian Lance Taylor <ian@airs.com>
11523
11524 PR 10419
11525 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
11526
1ef4d87f
ILT		 115272009-07-16 Ian Lance Taylor <iant@google.com>
11528
11529 PR 10400
11530 * layout.h: #include <map>.
11531 (class Kept_section): Change from struct to class. Add accessors
11532 and setters. Add section size to Comdat_group mapping. Change
11533 Comdat_group to std::map. Add is_comdat_ field. Add
11534 linkonce_size field in union.
11535 (class Layout): Update declaration of find_or_add_kept_section.
11536 Don't declare find_kept_object.
11537 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
11538 parameter. Add object, shndx, is_comdat, and is_group_name
11539 parameters. Change all callers. Adjust for new Kept_section.
11540 (Layout::find_kept_object): Remove.
11541 * object.cc (Sized_relobj::include_section_group): Update use of
11542 Kept_section. Rename secnum to shndx. Only record
11543 Kept_comdat_section if sections are the same size.
11544 (Sized_relobj::include_linkonce_section): Update use of
11545 Kept_section. Only record Kept_comdat_section if sections are the
11546 same size. Set size of linkonce section.
11547 (Sized_relobj::map_to_kept_section): Update call to
11548 get_kept_comdat_section.
11549 * object.h (class Sized_relobj): Rename fields in
11550 Kept_comdat_section to drop trailing underscores; change object
11551 field to Relobj*. Change Kept_comdat_section_table to store
11552 struct rather than pointer.
11553 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
11554 Add kept_object and kept_shndx parameters. Change all callers.
11555 (Sized_relobj::get_kept_comdat_section): Change return type to
11556 bool. Add kept_object and kept_shndx parameters. Change all
11557 callers.
11558 * plugin.cc (Pluginobj::include_comdat_group): Update call to
11559 Layout::find_or_add_kept_section.
11560
37c3b7b0
ILT		 115612009-07-09 Ian Lance Taylor <iant@google.com>
11562
11563 * merge.cc (Object_merge_map::initialize_input_to_output_map):
11564 Reserve space in the hash table.
11565
98fa85cb
ILT		 115662009-07-06 Mikolaj Zalewski <mikolajz@google.com>
11567
11568 * fileread.cc (File_read::get_mtime): New method.
11569 * fileread.h (Timespec): New structure.
11570 (File_read::get_mtime): New method.
11571 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
11572 Renamed from timestamp_nsec.
11573 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
11574 Elf_Xword.
e1df38aa 11575 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 11576 timestamp_nsec.
e1df38aa 11577 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 11578 (Incremental_inputs::report_obejct): Save mtime; style fix.
11579 (Incremental_inputs::report_script): Save mtime; style fix.
11580 (Incremental_inputs::finalize_inputs): Style fix.
11581 (Incremental_inputs::finalize): Style fix.
11582 (Incremental_inputs::create_input_section_data): Store inputs
11583 mtime.
11584 * incremental.h (Incremental_inputs::report_script): Add mtime
11585 argument.
11586 (Incremental_inputs::Input_info::Input_info): Intialize only one
11587 union member.
11588 (Incremental_inputs::Input_info::archive): Move to nameless
11589 union.
11590 (Incremental_inputs::Input_info::obejct): Move to nameless union.
11591 (Incremental_inputs::Input_info::script): Move to nameless union.
11592 (Incremental_inputs::mtime): New field.
11593 * script.cc (read_input_script): Pass file mtime to
11594 Incremental_input.
11595 * script.h (Script_info::inputs): Style fix.
11596
c9d70757
ILT		 115972009-07-01 Ian Lance Taylor <ian@airs.com>
11598
11599 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
11600 instead of 32.
11601
9c547ec3
ILT		 116022009-06-24 Ian Lance Taylor <iant@google.com>
11603
11604 PR 10156
11605 * layout.cc (Layout::choose_output_section): If we find an
11606 existing section, update the flags.
11607 (Layout::create_notes): New function, broken out of
11608 Layout::finalize.
11609 (Layout::finalize): Don't create note sections.
11610 (Layout::create_note): Don't crash if linker script discards
11611 section.
11612 (Layout::create_gold_note): Likewise.
11613 (Layout::create_build_id): Likewise. Don't set
11614 after_input_sections on the section.
11615 (Layout::create_executable_stack_info): Remove target parameter.
11616 Change caller.
11617 * layout.h (class Layout): Declare create_notes. Update
11618 declaration of create_executable_stack_info.
11619 * gold.cc (queue_middle_tasks): Call create_notes.
11620 * output.cc (Output_section::update_flags_for_input_section): Move
11621 here from output.h. If SHF_ALLOC flag is newly set, mark address
11622 invalid.
11623 * output.h (Output_data::mark_address_invalid): New function.
11624 (class Output_section): Only declare, not define,
11625 update_flags_for_input_section. Remove set_flags.
11626
55458500
ILT		 116272009-06-24 Ian Lance Taylor <iant@google.com>
11628
11629 * script-sections.cc (Output_section_definition::
11630 set_section_addresses): Rename shadowing local load_address to
11631 laddr.
11632
1307d6cd
ILT		 116332009-06-24 Ian Lance Taylor <iant@google.com>
11634
11635 PR 10244
11636 * reloc.cc (relocate_sections): Skip empty relocation sections.
11637
ec3f783e
ILT		 116382009-06-23 Ian Lance Taylor <iant@google.com>
11639
11640 PR 10156
11641 * layout.cc (Layout::create_note): Use choose_output_section
11642 rather than make_output_section.
11643
459c9f1c
ILT		 116442009-06-23 Ian Lance Taylor <iant@google.com>
11645
11646 PR 10237
11647 * options.cc (General_options::parse_V): Set printed_version_.
11648 (General_options::General_options): Initialize printed_version_.
11649 * options.h (class General_options): Add printed_version_ field.
11650 * gold.cc (queue_initial_tasks): If there are no input files,
11651 don't give a fatal error if we printed the version information.
11652 (queue_middle_tasks): If using -r with a shared object, give a
11653 fatal error rather than an ordinary error.
11654
1518dc8f
ILT		 116552009-06-23 Ian Lance Taylor <iant@google.com>
11656
11657 PR 10219
11658 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
11659 (Layout::make_output_section): Set have_stabstr_section_ if we see
11660 a .stab*str section.
11661 (Layout::finalize): Call link_stabs_sections.
11662 (Layout::link_stabs_sections): New file.
11663 * layout.h (class Layout): Add have_stabstr_section_ field.
11664 Declare link_stabs_sections.
11665
3d857b98
DK		 116662009-06-23 Doug Kwan <dougkwan@google.com>
11667
11668 * Makefile.am (libgold_a_LIBADD): New.
11669 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2e702c99 11670 * Makefile.in: Regenerate.
3d857b98
DK		 11671 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
11672 * configure: Regenerate.
11673 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
11674 * fileread.cc: Include sys/state.h
11675 * gold.h: Declare memmem and strndup if found missing.
11676 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
11677
0639a6f6
ILT		 116782009-06-23 Ian Lance Taylor <iant@google.com>
11679
11680 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
11681 * configure: Rebuild.
11682
8d63875c
ILT		 116832009-06-23 Ian Lance Taylor <iant@google.com>
11684
11685 PR 10147
11686 * object.cc (Object::section_contents): Don't try to get a view if
11687 the section has length zero.
11688 (Object::handle_gnu_warning_section): If the section is empty, use
11689 the name of the section as the warning.
11690
f7c8a183
ILT		 116912009-06-23 Ian Lance Taylor <iant@google.com>
11692
11693 PR 10133
11694 * stringpool.h (class Stringpool_template): Add optimize_ field.
11695 (Stringpool_template::set_optimize): New function.
11696 * stringpool.cc (Stringpool_template::Stringpool_template):
11697 Initialize optimize_ field.
11698 (Stringpool_template::set_string_offsets): Test local optimize
11699 fild rather than parameter.
11700 * layout.cc (Layout::Layout): Call set_optimize on the section
11701 name stringpool.
11702
e6a307ba
ILT		 117032009-06-22 Ian Lance Taylor <iant@google.com>
11704
11705 PR 10030
11706 * yyscript.y: Parse TARGET.
11707 * script.cc (script_set_target): New function.
11708 * script-c.h (script_set_target): Declare.
11709 * options.cc (General_options::string_to_object_format): Rename
11710 from string_to_object_format in anonymous namespace. Change
11711 callers.
11712 * options.h (class General_options): Declare
11713 string_to_object_format.
11714
3ee173de
ILT		 117152009-06-22 Ian Lance Taylor <iant@google.com>
11716
11717 * script-sections.cc (Script_sections::create_segments): Don't put
11718 program headers in a PT_LOAD segment if -n or -N.
11719
117202009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 11721
11722 PR 10141
11723 * options.h (class General_options): Add -z lazy and -z now. Sort
11724 -z options into alphabetical order.
11725 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
11726
cd6739a1 117272009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 11728
11729 * layout.cc (Layout::make_output_section): Call
11730 Target::new_output_section.
11731 (Layout::attach_allocated_section_to_segment): Put large section
11732 sections in a separate load segment with the large segment flag
11733 set.
11734 (Layout::segment_precedes): Sort large data segments after other
11735 load segments.
11736 (align_file_offset): New static function.
11737 (Layout::set_segment_offsets): Use align_file_offset.
11738 * output.h (class Output_section): Add is_small_section_ and
11739 is_large_section_ fields.
11740 (Output_section::is_small_section): New function.
11741 (Output_section::set_is_small_section): New function.
11742 (Output_section::is_large_section): New function.
11743 (Output_section::set_is_large_section): New function.
11744 (Output_section::is_large_data_section): New function.
11745 (class Output_segment): Add is_large_data_segment_ field.
11746 (Output_segment::is_large_data_segment): New function.
11747 (Output_segment::set_is_large_data_segment): New function.
11748 * output.cc (Output_section::Output_section): Initialize new
11749 fields.
11750 (Output_segment::Output_segment): Likewise.
11751 (Output_segment::add_output_section): Add assertion that large
11752 data sections always go in large data segments. Force small data
11753 sections to the end of the list of data sections. Force small BSS
11754 sections to the start of the list of BSS sections. For large BSS
11755 sections to the end of the list of BSS sections.
11756 * symtab.h (class Symbol): Declare is_common_shndx.
11757 (Symbol::is_defined): Check Symbol::is_common_shndx.
11758 (Symbol::is_common): Likewise.
11759 (class Symbol_table): Define enum Commons_section_type. Update
11760 declarations. Add small_commons_ and large_commons_ fields.
11761 * symtab.cc (Symbol::is_common_shndx): New function.
11762 (Symbol_table::Symbol_table): Initialize new fields.
11763 (Symbol_table::add_from_object): Put small and large common
11764 symbols in the right list.
11765 (Symbol_table::sized_finalized_symbol): Check
11766 Symbol::is_common_shndx.
11767 (Symbol_table::sized_write_globals): Likewise.
11768 * common.cc (Symbol_table::do_allocate_commons): Allocate new
11769 common symbol lists. Don't call do_allocate_commons_list if the
11770 list is empty.
11771 (Symbol_table::do_allocate_commons_list): Remove is_tls
11772 parameter. Add comons_section_type parameter. Change all
11773 callers. Handle small and large common symbols.
11774 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
11775 Symbol::is_common_shndx.
11776 * resolve.cc (symbol_to_bits): Likewise.
11777 * target.h (Target::small_common_shndx): New function.
11778 (Target::small_common_section_flags): New function.
11779 (Target::large_common_shndx): New function.
11780 (Target::large_common_section_flags): New function.
11781 (Target::new_output_section): New function.
11782 (Target::Target_info): Add small_common_shndx, large_common_shndx,
11783 small_common_section_flags, and large_common_section_flags
11784 fields.
11785 (Target::do_new_output_section): New virtual function.
11786 * arm.cc (Target_arm::arm_info): Initialize new fields.
11787 * i386.cc (Target_i386::i386_info): Likewise.
11788 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
11789 Likewise.
11790 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
11791 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11792 (Target_x86_64::do_new_output_section): New function.
11793 * configure.ac: Define conditional MCMODEL_MEDIUM.
11794 * testsuite/Makefile.am (check_PROGRAMS): Add large.
11795 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
11796 (large_LDFLAGS): Define.
11797 * testsuite/large.c: New file.
11798 * testsuite/testfile.cc (Target_test::test_target_info):
11799 Initialize new fields.
11800 * configure, testsuite/Makefile.in: Rebuild.
11801
bb04269c
DK		 118022009-06-05 Doug Kwan <dougkwan@google.com>
11803
11804 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 11805 * Makefile.in: Regenerate.
bb04269c
DK		 11806 * i386.cc (class Target_i386): Define new virtual method to
11807 override do_is_local_label_name in parent.
11808 * object.cc (Sized_relobj::do_count_local_symbols): Discard
11809 local symbols if --discard-locals or -X is given.
11810 * options.h (class General_options): Declare new options
11811 '--discard-locals' and '-X' for discarding locals.
11812 * target.h (class Target): Define new methods is_local_label_name.
11813 Declare new virtual method do_is_local_label_name.
11814 * target.cc: New file.
11815 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
11816 (check_SCRIPTS): Add discard_locals_test.sh.
11817 (check_DATA): Add discard_local_tests.syms.
11818 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
11819 (discard_local_tests.syms, discard_locals_test.o): New make rules.
11820 * testsuite/Makefile.in: Regenerate.
11821 * testsuite/discard_locals_test.c: New file.
11822 * testsuite/discard_locals_test.sh: Same.
11823
805bb01c
DK		 118242009-06-05 Doug Kwan <dougkwan@google.com>
11825
11826 * object.cc (Sized_relobj::Sized_relobj): Initialize
11827 discarded_eh_frame_shndx_ to -1U.
11828 (Sized_relobj::do_layout): Record index of a discard .eh_frame
11829 section.
11830 (Sized_relobj::do_count_local_symbols): Skip local symbols in
11831 a discarded .eh_frame section.
11832 (Sized_relobj::do_finalize_local_symbols): Ditto.
11833 * object.h (class Sized_relobj): Declare new member
11834 discarded_eh_frame_shndx_.
11835 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
11836 (local_labels_test.o, local_labels_test): New rules.
11837 * testsuite/Makefile.in: Regenerate.
11838
1dcd334d
DK		 118392009-06-04 Doug Kwan <dougkwan@google.com>
11840
11841 * layout.cc (Layout::section_name_mapping): Add mapping for
11842 special ARM sections.
11843
96d49306
DK		 118442009-06-03 Doug Kwan <dougkwan@google.com>
11845
11846 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
11847 (utils::has_overflow): Same.
11848
dff16297
ILT		 118492009-06-03 Ian Lance Taylor <iant@google.com>
11850
11851 * layout.cc (Layout::section_name_mapping): New array, replacing
11852 Layout::linkonce_mapping.
11853 (Layout::section_name_mapping_count): New variable, replacing
11854 Layout::linkonce_mapping_count.
11855 (Layout::linkonce_output_name): Remove.
11856 (Layout::output_section_name): Rewrite.
11857 * layout.h (class Layout): Rename Linkonce_mapping to
11858 Section_name_mapping, linkonce_mapping to section_name_mapping,
11859 linkonce_mapping_count to section_name_mapping_count. Don't
11860 declare linkonce_output_name.
11861
c121c671
DK		 118622009-06-03 Doug Kwan <dougkwan@google.com>
11863
11864 * gold/arm.cc (namespace utils): New.
11865 (Target_arm::reloc_is_non_pic): Define new method.
11866 (class Arm_relocate_functions): New.
11867 (Target_arm::Relocate::relocate): Handle relocation types used by
11868 Android.
11869
07800fab
ILT		 118702009-06-03 Ian Lance Taylor <iant@google.com>
11871
11872 * arm.cc (Target_arm::scan::global): Use || instead of |.
11873
c121c671
DK		 118742009-06-02 Doug Kwan <dougkwan@google.com>
11875
11876 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
11877 issued_non_pic_error_.
11878 (class Target_arm::Scan): Declare new method check_non_pic.
11879 Define new method symbol_needs_plt_entry.
11880 Declare new data member issued_non_pic_error_.
11881 (class Target_arm::Relocate): Declare new method
11882 should_apply_static_reloc.
11883 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
11884 (Target_arm::Scan::check_non_pic): Define new method.
11885 (Target_arm::Scan::local): Handle a small subset of reloc types used
11886 by Android.
11887 (Target_arm::Scan::local): Same.
11888 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
11889
b19b0c6d
ILT		 118902009-05-31 Mikolaj Zalewski <mikolajz@google.com>
11891
11892 * incremental.cc (Incremental_inputs::report_command_line): Filter
11893 out --incremental-* options.
11894
94cdfcff
DK		 118952009-05-29 Doug Kwan <dougkwan@google.com>
11896
11897 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
11898 template class.
11899 (class Target_arm): Update comment.
11900 (Target_arm::Target_arm): Initialize new data members GOT_,
11901 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
11902 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
11903 and Target_arm::rel_dyn_section.
11904 Declare new_enum Target_arm::Got_type.
11905 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
11906 and DYNBSS_.
11907 Update commments for member do_dynsym_value.
11908 (Target_arm::got_size, Target_arm::plt_section,
11909 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
11910 new methods inside class defintion.
11911 (Target_arm::got_section): Define new method.
11912 (Target_arm::rel_dyn_section): Same.
11913 (Output_data_plt_arm): New template class.
11914 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
11915 (Output_data_plt_arm:do_adjust_output_section): Define new method.
11916 (Output_data_plt_arm::add_entry): Same.
11917 (Output_data_plt_arm::first_plt_entry): Define new
11918 static data member for PLT instruction template.
11919 (Output_data_plt_arm::plt_entry): Same.
11920 (Output_data_plt_arm::do_write): Define new method.
11921 (Target_arm::make_plt_entry): Same.
11922 (Target_arm::do_finalize_sections): Same.
11923 (Target_arm::do_dynsym_value): Same.
11924
4a657b0d
DK		 119252009-05-28 Doug Kwan <dougkwan@google.com>
11926
11927 * Makefile.am (TARGETSOURCES): Add arm.cc.
11928 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
11929 * Makefile.in: Regenerate.
11930 * arm.cc: New file.
11931 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
11932
e7ae8c36
DK		 119332009-05-26 Doug Kwan <dougkwan@google.com>
11934
11935 * options.cc (General_options::parse_exclude_libs). Fix a comment.
11936 (General_options::check_excluded_libs): Strip off directories in
11937 archive name before matching like GNU ld does.
11938 * testsuite/Makefile.am (MOSTLYCLEANFILES,
11939 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
11940 (exclude_libs_test_LDFLAGS): Add linker option
11941 -Wl,--exclude-libs,libexclude_libs_test_3
11942 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
11943 an explicit archive without using -l.
11944 (alt/libexclude_libs_test_3.a): New make rule.
11945 * testsuite/Makefile.in: Regenerate.
11946 * testsuite/exclude_libs_test.c : Declare lib3_default().
11947 (main): Call it.
11948 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
11949 * exclude_libs_test_3.c: New file.
11950
f12e7348
NC		 119512009-05-26 Nick Clifton <nickc@redhat.com>
11952
11953 * po/id.po: New Indonesian translation.
11954 * po/gold.pot: Updated template file.
11955
4daadc0d
ST		 119562009-05-22 Sriraman Tallam <tmsriram@google.com>
11957
e1df38aa 11958 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 11959 gc_comdat_test files. Add -Wl,--gc-sections to build
11960 gc_comdat_test.
11961 * testsuite/Makefile.in: Regenerate.
11962 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
11963
531813ad
ST		 119642009-05-21 Sriraman Tallam <tmsriram@google.com>
11965
11966 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
11967 kept comdat section was garbage collected.
11968 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
11969 * testsuite/Makefile.in: Regenerate.
11970 * testsuite/gc_comdat_test.sh: New file.
11971 * testsuite/gc_comdat_test_1.cc: New file.
11972 * testsuite/gc_comdat_test_2.cc: New file.
11973
65514900
CC		 119742009-05-19 Doug Kwan <dougkwan@google.com>
11975
11976 * archive.cc (Archive::Archive): Move constructor from archive.h
11977 to here. Initialize no_export_.
11978 (Archive::get_elf_object_for_member): Set no_export flag of object.
11979 * archive.h (Archive::Archive): Move constructor body to
11980 archive.cc.
11981 (Archive::no_export): New method.
11982 (Archive::no_export_): New field.
11983 * object.h (Object::Object): Initialize no_export_ to false.
11984 (Object::no_export, Object::set_no_export): New methods.
11985 (Object::no_export_): New field.
11986 * options.cc (General_options::parse_exclude_libs): New method.
11987 (General_options::check_excluded_libs) Same.
11988 * options.h (exclude_libs): New option.
11989 (General_options::check_excluded_libs): New method declaration.
11990 (General_options::excluded_libs_): New field.
11991 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
11992 default or protected visibility if an object has no-export flag set.
11993 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
11994 (check_SCRIPTS): Add exclude_libs_test.sh.
11995 (check_DATA): Add exclude_libs_test.syms.
11996 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
11997 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
11998 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
11999 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
12000 (exclude_libs_test.syms, libexclude_libs_test_1.a,
12001 libexclude_libs_test_2.a): New rules.
12002 * testsuite/Makefile.in: Regenerate.
12003 * testsuite/exclude_libs_test.c: New file.
12004 * testsuite/exclude_libs_test.sh: Ditto.
12005 * testsuite/exclude_libs_test_1.c: Ditto.
12006 * testsuite/exclude_libs_test_2.c: Ditto.
12007
1b77ea50
ILT		 120082009-05-15 Ian Lance Taylor <iant@google.com>
12009
12010 * configure.ac: Check for declarations for cases where libiberty.h
12011 checks HAVE_DECL_xxx.
12012 * configure, config.in: Rebuild.
12013
072fe7ce
ILT		 120142009-05-15 Mikolaj Zalewski <mikolajz@google.com>
12015
12016 * gold.h (Incremental_argument_list): Remove (invalid) forward
12017 declaration.
12018 * incremental.cc (Incremental_inputs::report_achive): New method.
12019 (Incremental_inputs::report_object): New method.
12020 (Incremental_inputs::report_script): New method.
12021 (Incremental_inputs::finalize_inputs): New method.
12022 (Incremental_inputs::finalize): Call finalize_inputs().
12023 (Incremental_inputs::sized_create_incremental_inputs_section_data):
12024 Create inputs entries.
12025 * incremental.h (Incremental_input_type): New enum.
12026 (Incremental_inputs::Incremental_input): Initialize new fields.
12027 (Incremental_inputs::report_inputs): New method.
12028 (Incremental_inputs::report_achive): New method.
12029 (Incremental_inputs::report_object): New method.
12030 (Incremental_inputs::report_script): New method.
12031 (Incremental_inputs::finalize_inputs): New method.
12032 (Incremental_inputs::Input_info): New struct.
12033 (Incremental_inputs::Input_info_map): New typedef.
12034 (Incremental_inputs::lock_): New field.
12035 (Incremental_inputs::Inputs_): New field.
12036 (Incremental_inputs::Inputs_map): New field.
12037 * main.cc (main): Call Incremental_input::report_inputs.
12038 * options.h (Input_argument_list): Typedef moved from
12039 Input_arguments.
12040 (Input_file_group::Files): Remove, use ::Input_argument_list.
12041 (Input_file_group::Input_argument_list): Remove, use
12042 ::Input_argument_list.
12043 * plugin.cc (Plugin_manager::add_input_file): Add error in
12044 incremental build.
12045 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
12046 functions.
12047 * script.cc (read_input_script): Call
12048 Incremental_input::report_script.
12049 * script.h (Script_info): New class.
12050
b0481b0b
ILT		 120512009-04-27 Ian Lance Taylor <iant@google.com>
12052
12053 * x86_64.cc (do_adjust_output_section): Set entsize to
12054 plt_entry_size.
12055
b22a5a41 120562009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 12057
12058 * output.cc (Output_file::close): After short writes, continue
12059 writing from the correct offset in the buffer being written.
12060
40fde488
CD		 120612009-04-23 Chris Demetriou <cgd@google.com>
12062
12063 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
12064 * configure: Regenerate.
12065 * config.in: Regenerate.
12066 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12067 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
12068
3ce2c28e
ILT		 120692009-04-21 Mikolaj Zalewski <mikolajz@google.com>
12070
12071 * incremental.cc (Incremental_inputs_header_data): Renamed from
12072 Incremental_input_header_data.
12073 (Incremental_inputs_header_data::data_size): New field.
12074 (Incremental_inputs_header_data::put_input_file_count): Renamed
12075 from input_file_count.
12076 (Incremental_inputs_header_data::put_command_line_offset): Renamed
12077 from command_line_offset.
12078 (Incremental_inputs_header_data::put_reserved): Renamed from
12079 put_reserved.
12080 (Incremental_inputs_entry_data): Renamed from
12081 Incremental_input_entry_data.
12082 (Incremental_inputs_entry_data::data_size): New field.
12083 (Incremental_inputs::report_command_line): New method.
12084 (Incremental_inputs::finalize): New method.
12085 (Incremental_inputs::create_incremental_inputs_data): New method.
12086 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
12087 * incremental.h: New file.
12088 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
703d02da 12089 (Layout::finalize): Create incremental inputs section in
3ce2c28e 12090 incremental builds.
703d02da 12091 (Layout::create_incremental_info_sections): New method.
3ce2c28e 12092 * layout.h (Layout::incremental_inputs): New method.
703d02da
AM		 12093 (Layout::create_incremental_info_sections): New method.
12094 (Layout::incremental_inputs_): New field.
3ce2c28e
ILT		 12095 * main.cc (main): Notify Incremental_input of the command line.
12096
e55bde5e
ILT		 120972009-04-01 Ian Lance Taylor <iant@google.com>
12098 Mikolaj Zalewski <mikolajz@google.com>
12099
12100 * gold.h (reserve_unordered_map): Define, three versions, one for
12101 each version of Unordered_map.
12102 * layout.cc (Layout::Layout): Remove options parameter. Add
12103 number_of_input_files parameter. Don't initialize options_.
12104 Initialize number_of_input_files_ and resized_signatures_. Move
12105 sections_are_attached_.
12106 (Layout::layout_group): Reserve space for group_signatures_.
12107 (Layout::find_or_add_kept_section): Change name parameter to be a
12108 reference. Resize signatures_ map when it gets large enough.
12109 (Layout::layout_eh_frame): Use parameters->options() instead of
12110 this->options_.
12111 (Layout::make_output_section): Likewise.
12112 (Layout::attach_allocated_section_to_segment): Likewise.
12113 (Layout::finalize, Layout::create_executable_stack): Likewise.
12114 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
12115 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
12116 * layout.h (class Layout): Update declarations. Remove options_
12117 field. Add number_of_input_files_ and resized_signatures_
12118 fields. Move sections_are_attached_ field.
12119 * main.cc (main): Pass number of input files to Layout
12120 constructor. Don't pass options.
12121
154b857c
ILT		 121222009-03-30 Ian Lance Taylor <iant@google.com>
12123
12124 * ffsll.c (ffsll): Correct implementation.
12125
2f35ab9b
ILT		 121262009-03-27 Ian Lance Taylor <iant@google.com>
12127
fd03461a
ILT		 12128 * ffsll.c: New file.
12129 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
12130 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
12131 * ftruncate.c (ftruncate): Declare before definition.
12132 * mremap.c (mremap): Likewise.
12133 * pread.c (pread): Likewise.
12134 * configure, Makefile.in, config.in: Rebuild.
12135
2f35ab9b
ILT		 12136 * mremap.c: New file.
12137 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
12138 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
12139 (mremap): Declare if HAVE_MREMAP is not defined.
12140 * configure, Makefile.in, config.in: Rebuild.
12141
33aea2fd
CC		 121422009-03-27 Cary Coutant <ccoutant@google.com>
12143
12144 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
12145 position independent.
12146 * sparc.cc (Target_sparc::check_non_pic): Likewise.
12147 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
12148
6d479619
CC		 121492009-03-24 Cary Coutant <ccoutant@google.com>
12150
12151 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
12152 an executable.
12153 (needs_dynamic_reloc): Likewise.
12154
afc06bb8
ILT		 121552009-03-24 Ian Lance Taylor <iant@google.com>
12156
12157 * yyscript.y (file_cmd): Recognize EXTERN.
12158 (extern_name_list, extern_name_list_body): New nonterminals.
12159 * script.cc (script_add_extern): Define.
12160 * script-c.h (script_add_extern): Declare.
12161
f6060a4d
ILT		 121622009-03-24 Rafael Avila de Espindola <espindola@google.com>
12163
12164 * object.cc (is_elf_object): Define.
12165 * object.h (is_elf_object): Declare.
12166 * archive.cc (Archive::get_elf_object_for_member): Call
12167 is_elf_object.
33aea2fd 12168 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 12169
26736d8e
ILT		 121702009-03-24 Elliott Hughes <enh@google.com>
12171
12172 * output.cc (Output_file::map_anonymous): Define.
12173 (Output_file::map): Use map_anonymous. If the regular mmap fails,
12174 try an anonymous one. Report the size if the mmap fails.
12175 * output.h (class Output_file): Declare map_anonymous.
12176
22fd9730
ILT		 121772009-03-24 Ian Lance Taylor <iant@google.com>
12178
12179 * target-select.cc (instantiate_target): Don't acquire the lock if
12180 the instantiated_target_ field has already been set.
12181
cb010894
ILT		 121822009-03-23 Ian Lance Taylor <iant@google.com>
12183
7f055c20
ILT		 12184 * gold-threads.h (class Initialize_lock): Define.
12185 * gold-threads.cc (class Initialize_lock_once): Define.
12186 (initialize_lock_control): New static variable.
12187 (initialize_lock_pointer): New static variable.
12188 (initialize_lock_once): New static function.
12189 (Initialize_lock::Initialize_lock): Define.
12190 (Initialize_lock::initialize): Define.
12191 * target-select.h: Include "gold-threads.h".
12192 (class Target_selector): Add lock_ and initialize_lock_ fields.
12193 Don't define instantiate_target, just declare it.
12194 * target-select.cc (Target_selector::Target_selector): Initialize
12195 new fields.
12196 (Target_selector::instantiate_target): Define.
12197 * descriptors.h: Include "gold-threads.h".
12198 (class Descriptors): Add initialize_lock_ field.
12199 * descriptors.cc (Descriptors::Descriptors): Initialize new
12200 field.
12201 (Descriptors::open): Use initialize_lock_ field
12202 * errors.h (class Errors): Add initialize_lock_ field.
12203 * errors.cc (Errors::Errors): Initialize new field.
12204 (Errors::initialize_lock): Use initialize_lock_ field.
12205 * powerpc.cc (class Target_selector_powerpc): Remove
12206 instantiated_target_ field. In do_recognize call
12207 instantiate_target rather than do_instantiate_target. In
12208 do_instantiate_target just allocate a new target.
12209 * sparc.cc (class Target_selector_sparc): Likewise.
12210
36959681
ILT		 12211 * freebsd.h: New file.
12212 * i386.cc: Include "freebsd.h".
12213 (Target_i386): Derive from Target_freebsd rather than
12214 Sized_target.
12215 (Target_selector_i386): Derive from Target_selector_freebsd rather
12216 than Target_selector.
12217 * x86_64.cc: Include "freebsd.h".
12218 (Target_x86_64): Derive from Target_freebsd rather than
12219 Sized_target.
12220 (Target_selector_x86_64): Derive from Target_selector_freebsd
12221 rather than Target_selector.
12222 * target.h (class Target): Add adjust_elf_header and
12223 do_adjust_elf_header.
12224 * output.cc (Output_file_header:: do_sized_write): Call target
12225 adjust_elf_header routine.
12226 * configure.tgt: Set targ_osabi.
12227 * configure.ac: Define GOLD_DEFAULT_OSABI.
12228 * parameters.cc (Parameters::default_target): Pass
12229 GOLD_DEFAULT_OSABI to select_target.
12230 * target-select.h (class Target_selector): Make instantiate_target
12231 protected rather than private.
12232 * Makefile.am (HFILES): Add freebsd.h.
12233 * configure, Makefile.in, config.in: Rebuild.
12234
cb010894
ILT		 12235 * merge.cc (do_add_input_section): Correct pend value. Change
12236 message about last entry not being null terminated from error to
12237 warning.
12238
0e879927
ILT		 122392009-03-20 Mikolaj Zalewski <mikolajz@google.com>
12240
12241 * incremental.cc: New file.
12242 * Makefile.am (CCFILES): Add incremental.cc.
12243 * Makefile.in: Rebuild.
12244
41105937
PP		 122452009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
12246
12247 * layout.cc (Layout::output_section_name): Preserve names
12248 of '.note.' sections.
e1df38aa 12249
60439920
ILT		 122502009-03-19 Ian Lance Taylor <iant@google.com>
12251
12252 * descriptors.cc (Descriptors::open): Check that the options are
12253 valid before using them.
12254
0d371ad3
ILT		 122552009-03-18 Ian Lance Taylor <iant@google.com>
12256
12257 * script-sections.h: Include <list>.
12258 (class Script_sections): Change Sections_elements from std::vector
12259 to std::list. Typedef public Elements_iterator. Add
12260 orphan_section_placement_, data_segment_align_start_, and
12261 saw_data_segment_align_ fields. Remove data_segment_align_index_
12262 field.
12263 * script-sections.cc (class Orphan_section_placement): New class.
12264 (class Sections_element): Add virtual functions is_relro and
12265 orphan_section_init. Remove virtual function place_orphan_here.
12266 (class Output_section_definition): Add is_relro and
12267 orphan_section_init. Remove place_orphan_here.
12268 (class Orphan_output_section): Likewise.
12269 (Script_sections::Script_sections): Update for field changes.
12270 (Script_sections::data_segment_align): Set saw_data_segment_align_
12271 and data_segment_align_start_, not data_segment_align_index.
12272 (Script_sections::data_segment_relro_end): Check
12273 saw_data_segment_align_. Use data_segment_align_start_ rather
12274 than data_segment_align_index_.
12275 (Script_sections::place_orphan): Rewrite to use
12276 Orphan_section_placement.
12277
9201d894
ILT		 122782009-03-17 Ian Lance Taylor <iant@google.com>
12279
9c5b8369
ILT		 12280 * archive.cc (Archive::add_symbols): Check for a version attached
12281 to the symbol name in the archive map.
12282 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
12283 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
12284 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
12285 (ver_test_11.a): New target.
12286 * testsuite/Makefile.in: Rebuild.
12287
9201d894
ILT		 12288 * configure.ac: Check for chsize and posix_fallocate. Replace
12289 ftruncate.
12290 * ftruncate.c: New file, from gnulib.
12291 * output.cc (posix_fallocate): Define dummy version if not
12292 HAVE_POSIX_FALLOCATE.
12293 (Output_file::map): Call posix_fallocate rather than lseek and
12294 write.
12295 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
12296 * configure, Makefile.in, config.in: Rebuild.
12297
ef4ab7a8 122982009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 12299
ef4ab7a8
PP		 12300 * layout.h (Layout::create_note): Add section_name parameter.
12301 * layout.cc (Layout::create_note): Likewise.
12302 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 12303
8c500701
ILT		 123042009-03-17 Ian Lance Taylor <iant@google.com>
12305
e85b18e1
ILT		 12306 * descriptors.cc: Include "options.h".
12307 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
12308 (Descriptors::open): Always use O_CLOEXEC when opening a new
12309 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
12310 then set FD_CLOEXEC.
12311
9efe6174
ILT		 12312 * sparc.cc (class Target_sparc): Add has_got_section.
12313 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
12314 make sure we have a GOT section.
12315
12316 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
12317 (Target_sparc::Scan::local): Likewise.
12318 (Target_sparc::Scan::global): Likewise.
12319 (Target_sparc::Relocate::relocate): Likewise.
12320 (Target_sparc::Relocate::relocate_tls): Likewise.
12321
8c500701
ILT		 12322 * symtab.cc (Symbol_table::define_default_version): New function,
12323 broken out of add_from_object.
12324 (Symbol_table::add_from_object): Call define_default_version.
12325 (Symbol_table::define_special_symbol): Add resolve_oldsym
12326 parameter. Change all callers. If the version for a symbol comes
12327 from a version script, resolve it with the symbol with the same
12328 name with no version. Also add the symbol without a version if
12329 appropriate.
12330 (do_define_in_output_data): If resolving with oldsym, don't delete
12331 sym.
12332 (do_define_in_output_segment): Likewise.
12333 (do_define_as_constant): Likewise.
12334 * symtab.h (class Symbol_table): Update declarations.
12335
f1ed28fb
ILT		 123362009-03-13 Ian Lance Taylor <iant@google.com>
12337
15f8229b
ILT		 12338 * readsyms.cc (Read_symbols::incompatible_warning): New function.
12339 (Read_symbols::requeue): New function.
12340 (Read_symbols::do_read_symbols): If make_elf_object fails because
12341 the target type is not configured, and the file was searched for,
12342 issue a warning and retry with the next directory.
12343 (Add_symbols::run): If the file has an incompatible format, and
12344 it was searched for, requeue the Read_symbols task. On error,
12345 release the object.
12346 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
12347 dirindex parameter to constructor. Change all callers. Declare
12348 incompatible_warning and requeue.
12349 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
12350 input_argument_ and input_group_ fields. Add them to
12351 constructor. Change all callers.
12352 (class Read_script): Add dirindex_ field. Add it to constructor.
12353 Change all callers.
12354 * archive.cc (Archive::setup): Remove input_objects parameter.
12355 Change all callers.
12356 (Archive::get_file_and_offset): Likewise.
12357 (Archive::read_all_symbols): Likewise.
12358 (Archive::read_symbols): Likewise.
12359 (Archive::get_elf_object_for_member): Remove input_objects
12360 parameter. Add punconfigured parameter. Change all callers.
12361 (Archive::add_symbols): Change return type to bool. Check return
12362 value of include_member.
12363 (Archive::include_all_members): Likewise.
12364 (Archive::include_member): Change return type to bool. Return
12365 false if first included object has incompatible target. Set
12366 included_member_ field.
12367 (Add_archive_symbols::run): If add_symbols returns false, requeue
12368 Read_symbols task.
12369 * archive.h (class Archive): Add included_member_ field.
12370 Initialize it in constructor. Add input_file and searched_for
12371 methods. Update declarations.
12372 (class Add_archive_symbols): Add dirpath_, dirindex_, and
12373 input_argument_ fields. Add them to constructor. Change all
12374 callers.
12375 * script.cc: Include "target-select.h".
12376 (class Parser_closure): Add skip_on_incompatible_target_ and
12377 found_incompatible_target_ fields. Add
12378 skip_on_incompatible_target parameter to constructor. Change all
12379 callers. Add methods skip_on_incompatible_target,
12380 clear_skip_on_incompatible_target, found_incompatible_target, and
12381 set_found_incompatible_target.
12382 (read_input_script): Add dirindex parameter. Change all callers.
12383 If parser finds an incompatible target, requeue Read_symbols
12384 task.
12385 (script_set_symbol): Clear skip_on_incompatible_target in
12386 closure.
12387 (script_add_assertion, script_parse_option): Likewise.
12388 (script_start_sections, script_add_phdr): Likewise.
12389 (script_check_output_format): New function.
12390 * script.h (read_input_script): Update declaration.
12391 * script-c.h (script_check_output_format): Declare.
12392 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
12393 (ignore_cmd): Remove OUTPUT_FORMAT.
12394 * fileread.cc (Input_file::Input_file): Add explicit this.
12395 (Input_file::will_search_for): New function.
12396 (Input_file::open): Add pindex parameter. Change all callers.
12397 * fileread.h (class Input_file): Add input_file_argument method.
12398 Declare will_search_for. Update declarations.
12399 * object.cc (make_elf_object): Add punconfigured parameter.
12400 Change all callers.
12401 * object.h (class Object): Make input_file public. Add
12402 searched_for method.
12403 (make_elf_object): Update declaration.
12404 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
12405 restart search.
12406 * dirsearch.h (class Dirsearch): Update declaration.
12407 * options.h (class General_options): Add --warn-search-mismatch.
12408 * parameters.cc (Parameters::is_compatible_target): New function.
12409 * parameters.h (class Parameters): Declare is_compatible_target.
12410 * workqueue.cc (Workqueue::add_blocker): New function.
12411 * workqueue.h (class Workqueue): Declare add_blocker.
12412
f1ed28fb
ILT		 12413 * fileread.cc (Input_file::open): Remove options parameter.
12414 Change all callers.
12415 (Input_file::open_binary): Likewise.
12416 * script.cc (read_input_script): Likewise.
12417 * readsyms.h (class Read_symbols): Remove options_ field. Remove
12418 options parameter from constructor. Change all callers.
12419 (class Read_script): Likewise.
12420 * fileread.h (class Input_file): Update declarations.
12421 * script.h (read_input_script): Update declaration.
12422
34dd024a
NC		 124232009-03-10 Nick Clifton <nickc@redhat.com>
12424
12425 * po/es.po: New Spanish translation.
12426
6d71b17c
CC		 124272009-03-06 Cary Coutant <ccoutant@google.com>
12428
12429 * options.cc (parse_short_option): Keep dash_z from registering itself.
12430
031cdbed
ILT		 124312009-03-03 Ian Lance Taylor <iant@google.com>
12432
12433 PR 9918
12434 * target-reloc.h (relocate_section): Pass output_section to
12435 relocate.
12436 * i386.cc (Target_i386::should_apply_static_reloc): Add
12437 output_section parameter. Change all callers.
12438 (Target_i386::Relocate::relocate): Add output_section parameter.
12439 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12440 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
12441 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
12442 * testsuite/two_file_shared.sh: New script.
12443 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
12444 (check_DATA): Add two_file_shared.dbg.
12445 (two_file_shared.dbg): New target.
12446 * testsuite/Makefile.in: Rebuild.
12447
15d5fa16
ILT		 124482009-03-01 Ian Lance Taylor <iant@google.com>
12449
12450 * configure.ac: Check for byteswap.h.
12451 * configure: Rebuild.
12452 * config.in: Rebuild.
12453
8a4c0b0d
ILT		 124542009-03-01 Mikolaj Zalewski <mikolajz@google.com>
12455
12456 * layout.cc (Layout::find_or_add_kept_section): New function.
12457 (Layout::add_comdat): Removed.
12458 * layout.h (struct Kept_section): Move out of class Layout.
12459 Remove trailing underscores from field names. Add group_sections
12460 field. Rename group_ field to is_group. Change all uses.
12461 (class Layout): Declare find_or_add_kept_section, not add_comdat.
12462 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
12463 comdat_groups_ field.
12464 (Sized_relobj::include_section_group): Use
12465 find_or_add_kept_section and Kept_section::group_sections.
12466 (Sized_relobj::include_linkonce_section): Likewise.
12467 * object.cc (class Sized_relobj): Don't define Comdat_group or
12468 Comdat_group_table. Remove find_comdat_group and
12469 add_comdat_group. Remove comdat_groups_ field.
12470 * plugin.cc (include_comdat_group): Use
12471 Layout::find_or_add_kept_section.
12472
b4ecf66b
ILT		 124732009-02-28 Ian Lance Taylor <iant@google.com>
12474
14359ca0
ILT		 12475 * README: --gc-sections and map files are now supported. Document
12476 some build requirements.
12477
b4ecf66b
ILT		 12478 PR 6992
12479 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
12480 relocatable link set the value of the section symbol to zero.
12481 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
12482 relocatable link don't include the section address in the local
12483 symbol value.
12484
0602e05a
ILT		 124852009-02-27 Ian Lance Taylor <iant@google.com>
12486
fd9d194f
ILT		 12487 PR 6811
12488 * options.h (class Search_directory): Add is_system_directory.
12489 (class General_options): Declare is_in_system_directory.
12490 * options.cc (get_relative_sysroot): Make static.
12491 (get_default_sysroot): Make static.
12492 (General_optoins::is_in_system_directory): New function.
12493 * fileread.cc (Input_file::is_in_system_directory): New function.
12494 * fileread.h (class Input_file): Declare is_in_system_directory.
12495 * object.h (class Object): Add is_in_system_directory.
12496 (class Input_objects): Remove system_library_directory_ field.
12497 * object.cc (Input_objects::add_object): Don't set
12498 system_library_directory_.
12499 (input_objects::found_in_system_library_directory): Remove.
12500 * symtab.cc (Symbol_table::write_globals): Remove input_objects
12501 parameter. Change all callers.
12502 (Symbol_table::sized_write_globals): Likewise.
12503 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
12504 Call Object::is_in_system_directory.
12505 * symtab.h (class Symbol_table): Update declarations.
12506
61edd21f
ILT		 12507 PR 5990
12508 * descriptors.h (Open_descriptor): Add is_on_stack field.
12509 * descriptors.cc (Descriptors::open): If the descriptor is on the
12510 top of the stack, remove it. Initialize is_on_stack field.
12511 (Descriptors::release): Only add pod to stack if it is not on the
12512 stack already.
12513 (Descriptors::close_some_descriptor): Clear stack_next and
12514 is_on_stack fields.
12515
e29e076a
ILT		 12516 PR 7091
12517 * output.cc (Output_section::find_starting_output_address): Rename
12518 from starting_output_address; add PADDR parameter; change return
12519 type.
12520 * output.h (class Output_section): Declare
12521 find_starting_output_address instead of starting_output_address.
12522 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
12523 section symbol for which we can't find a merge section.
12524
0602e05a
ILT		 12525 PR 9836
12526 * symtab.cc (Symbol_table::add_from_object): If the visibility is
12527 hidden or internal, force the symbol to be local.
12528 * resolve.cc (Symbol::override_visibility): Define.
12529 (Symbol::override_base): Use override_visibility.
12530 (Symbol_table::resolve): Likewise.
12531 (Symbol::override_base_with_special): Likewise.
12532 (Symbol_table::override_with_special): If the visibility is hidden
12533 or internal, force the symbol to be local.
12534 * symtab.h (class Symbol): Add set_visibility and
12535 override_visibility.
12536 * testsuite/ver_test_1.sh: New file.
12537 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
12538 (check_DATA): Add ver_test_1.syms.
12539 (ver_test_1.syms): New target.
12540 * testsuite/Makefile.in: Rebuild.
12541
401a9a73
CC		 125422009-02-25 Cary Coutant <ccoutant@google.com>
12543
12544 * layout.cc (Layout::choose_output_section): Don't rename sections
12545 when using a linker script that has a SECTIONS clause.
12546 * Makefile.in: Regenerate.
12547
12548 * testsuite/Makefile.am (script_test_5.sh): New test case.
12549 * testsuite/Makefile.in: Regenerate.
12550 * testsuite/script_test_5.cc: New file.
12551 * testsuite/script_test_5.sh: New file.
12552 * testsuite/script_test_5.t: New file.
12553
f488e4b0
CC		 125542009-02-13 Rafael Avila de Espindola <espindola@google.com>
12555
12556 * archive.cc (Archive::include_member): Update calls to add_symbols.
12557 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
12558 the Layout argument.
12559 * dynobj.h (do_add_symbols): Add the Layout argument.
12560 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
12561 Layout argument.
12562 * object.h (Object::add_symbols): Add the Layout argument.
12563 (Object::do_add_symbols): Add the Layout argument.
12564 (Sized_relobj::do_add_symbols): Add the Layout argument.
12565 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
12566 Unify the two versions.
12567 (Add_plugin_symbols): Remove.
12568 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
12569 (Sized_pluginobj::do_add_symbols): Unify the two versions.
12570 (Add_plugin_symbols): Remove.
12571 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
12572 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
12573 (Add_symbols::run): Make it work with Pulginobj.
12574
89dd1680
ILT		 125752009-02-06 Ian Lance Taylor <iant@google.com>
12576
12577 * object.cc (Sized_relobj::do_layout): Make info message start
12578 with lower case letter.
12579
266d0a74
ILT		 125802009-02-06 Mikolaj Zalewski <mikolajz@google.com>
12581
602b464e
ILT		 12582 * binary.cc: Fix file comment.
12583
266d0a74
ILT		 12584 * options.h (enum Incremental_disposition): Define.
12585 (class General_options): Add new options: --incremental,
12586 --incremental_changed, --incremental_unchanged,
12587 --incremental_unknown. Add incremental_disposition_ and
12588 implicit_incremental_ fields.
12589 (General_options::incremental_disposition): New function.
12590 (class Position_dependent_options): Add incremental_disposition
12591 option.
12592 (Position_dependent_options::copy_from_options): Set incremental
12593 dispositions.
12594 * options.cc (General_options::parse_incremental_changed): New
12595 function.
2e702c99
RM		 12596 (General_options::parse_incremental_unchanged): New function.
12597 (General_options::parse_incremental_unknown): New function.
12598 (General_options::General_options): Initialize new fields
266d0a74 12599 incremental_disposition_ and implicit_incremental_.
2e702c99 12600 (General_options::finalize): Check for uasge of --incremental-*
266d0a74
ILT		 12601 without --incremental.
12602
f073bbf7
CD		 126032009-02-06 Chris Demetriou <cgd@google.com>
12604
12605 * gold.h (gold_undefined_symbol): Change to take only a Symbol
12606 pointer and to report location as the file name associated with
12607 the symbol.
12608 (gold_undefined_symbol_at_location): New function to replace the
12609 old gold_undefined_symbol functionality.
12610 * target-reloc.h (relocate_section): Update to use
12611 gold_undefined_symbol_at_location.
12612 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12613 Call gold_undefined_symbol function rather than gold_error.
12614 * errors.h (Errors::undefined_symbol): Take location as a
12615 string, rather than calculating it from a relocation.
12616 * errors.cc (Errors::fatal): Print "fatal error:" before the
12617 formatted message.
12618 (Errors::error, Errors::error_at_location): Print "error: "
12619 before the formatted message.
12620 (Errors::undefined_symbol): Take location as a string, rather
12621 than calculating it from a relocation.
12622 (gold_undefined_symbol_at_location): New function akin to
12623 old gold_undefined_symbol, calculates location from relocation.
12624 (gold_undefined_symbol): Change to take only a Symbol pointer
12625 and to report location as the file name associated with the symbol.
12626 * testsuite/debug_msg.sh: Update for changed error messages.
12627 * testsuite/undef_symbol.sh: Likewise.
12628
8e94a90c
ILT		 126292009-02-04 Duncan Sands <baldrick@free.fr>
12630
12631 PR 9812
12632 * reduced_debug_output.h
12633 (Output_reduced_debug_abbrev_section::failed): Use format for
12634 gold_warning.
12635 (Output_reduced_debug_info_section::faild): Likewise.
12636
88a0e15b
ILT		 126372009-01-31 Mikolaj Zalewski <mikolajz@google.com>
12638
12639 * script.cc (Lazy_demangler): New class.
2e702c99 12640 (Version_script_info::get_symbol_version_helper): Demangle a
88a0e15b
ILT		 12641 symbol only once.
12642
5efc7cd2
CC		 126432009-01-29 Cary Coutant <ccoutant@google.com>
12644
12645 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
12646 to __tls_get_addr.
12647 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
12648
e0ebcf42
ILT		 126492009-01-28 Ian Lance Taylor <iant@google.com>
12650
5efc7cd2 12651 * version.cc (version_string): Bump to 1.9.
75fe7426 12652
e0ebcf42
ILT		 12653 * gold.h: Include <cstring> and <stdint.h>.
12654 * version.cc: Include <cstdio>.
12655 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
12656 warning.
12657 * reduced_debug_output.cc (insert_into_vector): Rename from
12658 Insert_into_vector; change all callers. Use Swap_unaligned to
12659 avoid aliasing issue; remove union since it is unnecessary.
12660
8e2813be 126612009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 12662
12663 * Makefile.am (CCFILES): Add gc.cc.
12664 (HFILES): Add gc.h.
12665 * Makefile.in: Regenerate.
12666 * gold.cc (Gc_runner): New class.
12667 (queue_initial_tasks): Call garbage collection related tasks
12668 when corresponding options are invoked.
12669 (queue_middle_gc_tasks): New function.
12670 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
12671 processed early before laying out sections during garbage collection.
12672 * gold.h (queue_middle_gc_tasks): New function.
12673 (is_prefix_of): Move from "layout.cc".
12674 * i386.cc (Target_i386::gc_process_relocs): New function.
12675 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
12676 * main.cc (main): Create object of class "Garbage_collection".
12677 * object.cc (Relobj::copy_symbols_data): New function.
12678 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 12679 (Sized_relobj::do_layout): Allow this function to be called twice
12680 during garbage collection and defer layout of section during the
6d03d481
ST		 12681 first call.
12682 * object.h (Relobj::get_symbols_data): New function.
12683 (Relobj::is_section_name_included): New function.
12684 (Relobj::copy_symbols_data): New function.
12685 (Relobj::set_symbols_data): New function.
12686 (Relobj::get_relocs_data): New function.
12687 (Relobj::set_relocs_data): New function.
12688 (Relobj::is_output_section_offset_invalid): New pure virtual function.
12689 (Relobj::gc_process_relocs): New function.
12690 (Relobj::do_gc_process_relocs): New pure virtual function.
12691 (Relobj::sd_): New data member.
12692 (Sized_relobj::is_output_section_offset_invalid): New function.
12693 (Sized_relobj::do_gc_process_relocs): New function.
12694 * options.h (General_options::gc_sections): Modify to not be a no-op.
12695 (General_options::print_gc_sections): New option.
12696 * plugin.cc (Plugin_finish::run): Remove function call to
12697 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
12698 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
12699 * reloc.cc (Read_relocs::run): Add task to process relocs and
12700 determine unreferenced sections when doing garbage collection.
12701 (Gc_process_relocs): New class.
12702 (Sized_relobj::do_gc_process_relocs): New function.
12703 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
12704 sections that are garbage collected.
12705 * reloc.h (Gc_process_relocs): New class.
12706 * sparc.cc (Target_sparc::gc_process_relocs): New function.
12707 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
12708 symbols whose corresponding sections are garbage collected.
12709 (Symbol_table::Symbol_table): Add new parameter for the garbage
12710 collection object.
12711 (Symbol_table::gc_mark_undef_symbols): New function.
12712 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12713 (Symbol_table::gc_mark_dyn_syms): New function.
12714 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
12715 as garbage.
12716 (Symbol_table::add_from_object): Likewise.
12717 (Symbol_table::add_from_relobj): When building shared objects, do not
12718 treat externally visible symbols as garbage.
12719 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
12720 table information for static and relocatable links.
12721 * symtab.h (Symbol_table::set_gc): New function.
12722 (Symbol_table::gc): New function.
12723 (Symbol_table::gc_mark_undef_symbols): New function.
12724 (Symbol_table::gc_mark_symbol_for_shlib): New function.
12725 (Symbol_table::gc_mark_dyn_syms): New function.
12726 (Symbol_table::gc_): New data member.
e1df38aa 12727 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 12728 function.
12729 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
12730 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
12731
3b293544
CF		 127322009-01-20 Chris Faylor <me.sourceware@sourceware.org>
12733
12734 * options.h (General_options::gc_sections): Define as a no-op for now.
12735 (General_options::no_keep_memory): Ditto.
12736 (General_options::Bshareable): Define.
12737 * options.cc (General_options::finalize): Honor -Bshareable.
12738
83d22aa8
AS		 127392009-01-20 Andreas Schwab <schwab@suse.de>
12740
12741 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
12742 read the value in the contents, since we don't use it. Use the
12743 template endianness when writing.
12744 (Relocate::relocate): Use it for R_PPC_REL16_HA.
12745
cd536b21
AS		 127462009-01-19 Andreas Schwab <schwab@suse.de>
12747
12748 * configure.tgt (powerpc64-*): Fix targ_obj.
12749
99e9a495
ILT		 127502009-01-15 Ian Lance Taylor <iant@google.com>
12751
12752 * object.cc (Sized_relobj::write_local_symbols): Don't write out
12753 local symbols when stripping all symbols.
12754
bbbfea06
CC		 127552009-01-14 Cary Coutant <ccoutant@google.com>
12756
99e9a495 12757 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 12758
0f7c0701
CC		 127592009-01-14 Cary Coutant <ccoutant@google.com>
12760
12761 * archive.cc (Archive::get_elf_object_for_member): Remove call
12762 to File_read::claim_for_plugin.
12763 * descriptors.cc (Descriptors::open): Remove reference to
12764 is_claimed.
12765 (Descriptors::claim_for_plugin): Remove.
12766 * descriptors.h (Descriptors::claim_for_plugin): Remove.
12767 (Descriptors::is_claimed): Remove.
12768 (claim_descriptor_for_plugin): Remove.
12769 * fileread.cc (File_read::claim_for_plugin): Remove.
12770 * fileread.h (File_read::claim_for_plugin): Remove.
12771 (File_read::descriptor): Reopen descriptor if necessary.
12772 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
12773 (Plugin_manager::all_symbols_read): Add task parameter. Change
12774 all callers.
12775 (Plugin_manager::get_input_file): New function.
12776 (Plugin_manager::release_input_file): New function.
12777 (Pluginobj::Pluginobj): Add filesize parameter and initialize
12778 corresponding data member.
12779 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
12780 and pass to base constructor. Change all callers.
12781 (get_input_file, release_input_file): New functions.
12782 (make_sized_plugin_object): Add filesize parameter. Change all callers.
12783 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
12784 (Plugin_manager::all_symbols_read): Add task parameter.
12785 (Plugin_manager::get_input_file): New function.
12786 (Plugin_manager::release_input_file): New function.
12787 (Plugin_manager::task_): New data member.
12788 (Pluginobj::Pluginobj): Add filesize parameter.
12789 (Pluginobj::filename): New function.
12790 (Pluginobj::descriptor): New function.
12791 (Pluginobj::filesize): New function.
12792 (Pluginobj::filesize_): New data member.
12793 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
12794 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
12795 File_read::claim_for_plugin; use Object::unlock to unlock the file.
12796
12797 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
12798 with archive libraries.
12799 * testsuite/Makefile.in: Regenerate.
12800 * testsuite/plugin_test.c (struct sym_info): New type.
12801 (get_input_file, release_input_file): New static variables.
12802 (onload): Capture new transfer vector entries.
12803 (claim_file_hook): Stop reading at end of file according to filesize.
12804 Factor out parsing of readelf output into separate function.
12805 (all_symbols_read_hook): Exercise get_input_file and release_input_file
12806 APIs and get the source file name from the symbol table. Convert
12807 source file name to corresponding object file name. Print info
12808 message when adding new input files.
12809 (parse_readelf_line): New function.
12810 * testsuite/plugin_test_1.sh: Add checks for new info messages.
12811 * testsuite/plugin_test_2.sh: Likewise.
12812 * testsuite/plugin_test_3.sh: Likewise.
12813 * testsuite/plugin_test_4.sh: New test case.
12814
62a6d109
ILT		 128152009-01-07 Ian Lance Taylor <iant@google.com>
12816
12817 * version.cc (version_string): Bump to 1.8.
12818
483620e8
CC		 128192008-12-23 Cary Coutant <ccoutant@google.com>
12820
12821 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
12822 * plugin.cc (Plugin_manager::finish): Rename as
12823 layout_deferred_objects. Move cleanup to separate function.
12824 (Plugin_manager::cleanup): New function.
12825 (Plugin_finish::run): Call layout_deferred_objects and cleanup
12826 separately.
12827 * plugin.h (Plugin_manager::finish): Rename as
12828 layout_deferred_objects.
12829 (Plugin_manager::cleanup): New function.
12830 (Plugin_manager::cleanup_done): New field.
12831
d66a9eb3
CC		 128322008-12-23 Cary Coutant <ccoutant@google.com>
12833
12834 * plugin.cc (is_visible_from_outside): New function.
12835 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
12836 so we don't return "IR only" status for exported symbols or -r links.
12837
12838 * testsuite/Makefile.am (plugin_test_3): New test case.
12839 * testsuite/Makefile.in: Regenerate.
12840 * testsuite/plugin_test_3.sh: New file.
12841
5995b570
CC		 128422008-12-22 Cary Coutant <ccoutant@google.com>
12843
12844 * object.cc (Sized_relobj::layout_section): New function.
12845 (Sized_relobj::do_layout): Defer layout of input sections until after
12846 plugin has provided replacement files.
12847 (Sized_relobj::do_layout_deferred_sections): New function.
12848 * object.h (Relobj::set_section_offset): Remove virtual keyword.
12849 (Relobj::layout_deferred_sections): New function.
12850 (Relobj::do_layout_deferred_sections): New function.
12851 (Sized_relobj::do_layout_deferred_sections): New function.
12852 (Sized_relobj::layout_section): New function.
12853 (Sized_relobj::Deferred_layout): New structure.
12854 (Sized_relobj::deferred_layout_): New field.
12855 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
12856 Change all callers. Layout deferred sections.
12857 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
12858 references.
12859 (Plugin_hook::run): Move code from do_plugin_hook inline.
12860 (Plugin_hook::do_plugin_hook): Remove.
12861 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
12862 (Plugin_manager::finish): Renamed, was cleanup.
12863 (Plugin_manager::should_defer_layout): New function.
12864 (Plugin_manager::add_deferred_layout_object): New function.
12865 (Plugin_manager::Deferred_layout_list): New type.
12866 (Plugin_manager::deferred_layout_objects_): New field.
12867 (Plugin_hook::do_plugin_hook): Remove.
12868
ee769c88
ILT		 128692008-12-17 Ian Lance Taylor <iant@google.com>
12870
12871 * options.h (class General_options): Add --no case for
12872 --export-dynamic.
12873
abc8dcba
CC		 128742008-12-16 Cary Coutant <ccoutant@google.com>
12875
12876 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
12877 vector.
12878 (Plugin_manager::claim_file): Create plugin object even if
12879 plugin did not call the add_symbols callback.
12880 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
12881 asking for more symbols than were added.
12882 * testsuite/Makefile.am (plugin_test_1): Add test case with
12883 no global symbols.
12884 (empty.syms): New target.
12885 * testsuite/Makefile.in: Regenerate.
12886 * testsuite/plugin_test.c (claim_file_hook): Add new debug
12887 message. Don't call add_symbols if no globals.
12888 (all_symbols_read_hook): Don't provide replacement for empty
12889 claimed file.
12890
b0074644
ILT		 128912008-12-12 Ian Lance Taylor <iant@google.com>
12892
68943102
ILT		 12893 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
12894 r_type == 0 for a local symbol with r_sym == 0.
12895 (scan_relocatable_relocs): Pass r_sym to
12896 local_non_section_strategy.
12897 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
12898 r_sym parameter.
12899
b0074644
ILT		 12900 * configure.ac: Update test for TLS descriptors: they are
12901 supported as of glibc 2.9.
12902 * configure: Rebuild.
12903
c2508178
ILT		 129042008-12-11 Ian Lance Taylor <iant@google.com>
12905
12906 PR 7091
12907 * target-reloc.h (Default_scan_relocatable_relocs): For each
12908 function, map r_type == 0 to RELOC_DISCARD.
12909
2756a258
CC		 129102008-12-10 Cary Coutant <ccoutant@google.com>
12911
12912 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
12913 object to override a kept COMDAT group from a plugin object.
12914
bb6f53d3
ILT		 129152008-12-09 Ian Lance Taylor <iant@google.com>
12916
fbc558e1
ILT		 12917 PR 7088
12918 * yyscript.y (file_cmd): Handle INPUT.
12919
bb6f53d3
ILT		 12920 * testsuite/initpri1.c: Change all declarations to be full
12921 prototypes by adding void, to avoid compiler warnings.
12922
4674ecfc
CC		 129232008-12-05 Rafael Avila de Espindola <espindola@google.com>
12924
12925 * options.cc (General_options::parse_plugin_opt): New.
12926 (General_options::add_plugin): The argument now is just the filename.
12927 (General_options::add_plugin_option): New.
12928 * options.h (plugin_opt): New.
12929 (add_plugin): Change argument name.
12930 (add_plugin_option): New.
12931 * plugin.cc (Plugin::load): Don't parse the plugin option.
12932 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
12933 (Plugin::add_option): New.
12934 (Plugin::args_): Change type.
12935 (Plugin::filename_): New.
12936 (Plugin_manager::add_plugin_option): New.
12937 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
12938 * testsuite/Makefile.in: Regenerate.
12939
fd06b4aa
CC		 129402008-12-05 Cary Coutant <ccoutant@google.com>
12941
12942 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
12943 Handle --strip-lto-sections option.
12944 * options.h (strip_lto_sections): New option.
12945
6c52134c
CC		 129462008-12-01 Cary Coutant <ccoutant@google.com>
12947
12948 * plugin.cc (ld_plugin_message): Change format parameter to const.
12949 Fix mismatch between new[] and delete.
12950
a45248e0
CC		 129512008-11-14 Cary Coutant <ccoutant@google.com>
12952
12953 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
12954 instead of -1U.
12955
c82fbeee
CS		 129562008-11-05 Craig Silverstein <csilvers@google.com>
12957
12958 * options.cc (General_options::parse_dynamic_list): New function.
12959 * options.h (General_options): New flags dynamic_list,
12960 dynamic_list_data, dynamic_list_cpp_new, and
12961 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
12962 (General_options::in_dynamic_list): New function.
12963 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
12964 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
12965 (Lex::can_continue_name): Likewise.
12966 (yylex): Likewise.
12967 (read_script_file): New parameter script_options.
12968 (read_dynamic_list): New function.
12969 (Script_options::define_dynamic_list): New function.
12970 (dynamic_list_keyword_parsecodes): New variable.
12971 (dynamic_list_keywords): New variable.
12972 * script.h (Script_options::define_dynamic_list): New function
12973 prototype.
12974 (read_dynamic_list): New function prototype.
12975 * symtab.cc (strprefix): New macro.
12976 (Symbol::should_add_dynsym_entry): Support dynamic_list,
12977 dynamic_list_data, dynamic_list_cpp_new, and
12978 dynamic_list_cpp_typeinfo.
12979 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
12980 (dynamic_list_expr): New rule.
12981 (dynamic_list_nodes): Likewise.
12982 (dynamic_list_node): Likewise.
12983 * testsuite/Makefile.am (dynamic_list): New test.
12984 * testsuite/Makefile.in: Regenerated.
12985 * testsuite/dynamic_list.t: New file.
12986 * testsuite/dynamic_list.sh: New file.
12987
e0bb29a5
CS		 129882008-11-05 Craig Silverstein <csilvers@google.com>
12989
12990 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
12991 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
12992 (t11_last): Likewise.
12993 * testsuite/ver_test_6.c (main): Likewise.
12994
4e1e25e0
CC		 129952008-10-07 Cary Coutant <ccoutant@google.com>
12996
12997 * options.c (General_options::finalize): Add check for -static and
12998 -shared.
12999 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
13000 is not empty.
13001
92f03fcb
CC		 130022008-10-02 Cary Coutant <ccoutant@google.com>
13003
13004 * plugin.cc (make_sized_plugin_object): Fix conditional
13005 compilation to work when not all targets are enabled.
13006
fbd8a257
CC		 130072008-09-29 Cary Coutant <ccoutant@google.com>
13008
13009 * archive.cc (Archive::get_file_and_offset): Use filename instead
13010 of name to get library path.
13011 (Archive::include_member): Unlock external member of a thin archive.
13012
13013 * testsuite/Makefile.am (TEST_AR): New variable.
13014 (thin_archive_test_1): New test.
13015 (thin_archive_test_2): New test.
81636b3f
CC		 13016 * testsuite/Makefile.in: Regenerate.
13017 * testsuite/thin_archive_main.cc: New file.
13018 * testsuite/thin_archive_test_1.cc: New file.
13019 * testsuite/thin_archive_test_2.cc: New file.
13020 * testsuite/thin_archive_test_3.cc: New file.
13021 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 13022
eff45813
CC		 130232008-09-29 Cary Coutant <ccoutant@google.com>
13024
13025 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
13026 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
13027 instead of -1U.
13028 (Sized_relobj::do_finalize_local_symbols): Likewise.
13029 (Sized_relobj::map_to_kept_section): Likewise.
13030 * object.h (Sized_relobj::invalid_address): New constant.
13031 (Sized_relobj::do_output_section_offset): Check for invalid_address
13032 and return -1ULL.
13033 * output.cc (Output_reloc::local_section_offset): Use constant
13034 invalid_address instead of -1U.
13035 (Output_reloc::get_address): Likewise.
13036 (Output_section::output_address): Change -1U to -1ULL.
13037 * output.h (Output_reloc::invalid_address): New constant.
13038 * reloc.cc (Sized_relobj::write_sections): Use constant
13039 invalid_address instead of -1U.
13040 (Sized_relobj::relocate_sections): Likewise.
13041 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
13042 values for merge sections.
13043 * target-reloc.h (relocate_for_relocatable): Use constant
13044 invalid_address instead of -1U.
13045
89fc3421
CC		 130462008-09-19 Cary Coutant <ccoutant@google.com>
13047
13048 Add plugin functionality for link-time optimization (LTO).
13049 * configure.ac (plugins): Add --enable-plugins option.
13050 * configure: Regenerate.
13051 * config.in: Regenerate.
13052 * Makefile.am (LIBDL): New variable.
13053 (CCFILES): Add plugin.cc.
13054 (HFILES): Add plugin.h.
13055 (ldadd_var): Add LIBDL.
13056 * Makefile.in: Regenerate.
13057
13058 * archive.cc: Include "plugin.h".
13059 (Archive::setup): Don't preread archive symbols when using a plugin.
13060 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
13061 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
13062 files.
13063 (Archive::include_member): Add symbols from plugin objects.
13064 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
13065 * descriptors.cc (Descriptors::open): Check for file descriptors
13066 abandoned by plugins.
13067 (Descriptors::claim_for_plugin): New function.
13068 * descriptors.h (Descriptors::claim_for_plugin): New function.
13069 (Open_descriptor::is_claimed): New field.
13070 (claim_descriptor_for_plugin): New function.
13071 * fileread.cc (File_read::claim_for_plugin): New function.
13072 * fileread.h (File_read::claim_for_plugin): New function.
13073 (File_read::descriptor): New function.
13074 * gold.cc: Include "plugin.h".
13075 (queue_initial_tasks): Add task to call plugin hooks for generating
13076 new object files.
13077 * main.cc: Include "plugin.h".
13078 (main): Load plugin libraries.
13079 * object.h (Pluginobj): Declare.
13080 (Object::pluginobj): New function.
13081 (Object::do_pluginobj): New function.
13082 (Object::set_target): New function.
13083 * options.cc: Include "plugin.h".
13084 (General_options::parse_plugin): New function.
13085 (General_options::General_options): Initialize plugins_ field.
13086 (General_options::add_plugin): New function.
13087 * options.h (Plugin_manager): Declare.
13088 (General_options): Add --plugin option.
13089 (General_options::has_plugins): New function.
13090 (General_options::plugins): New function.
13091 (General_options::add_plugin): New function.
13092 (General_options::plugins_): New field.
13093 * plugin.cc: New file.
13094 * plugin.h: New file.
13095 * readsyms.cc: Include "plugin.h".
13096 (Read_symbols::do_read_symbols): Check for archive before checking
13097 for ELF file. Call plugin hooks to claim files.
13098 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
13099 from a real object file; force override when processing replacement
13100 files.
13101 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
13102 (Symbol::init_base_object): Likewise.
13103 (Symbol::init_base_output_data): Likewise.
13104 (Symbol::init_base_output_segment): Likewise.
13105 (Symbol::init_base_constant): Likewise.
13106 (Symbol::init_base_undefined): Likewise.
13107 (Symbol::output_section): Assert that object is not a plugin.
13108 (Symbol_table::add_from_pluginobj): New function.
13109 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
13110 undefined.
13111 (Symbol_table::sized_write_globals): Likewise.
13112 (Symbol_table::add_from_pluginobj): Instantiate template.
13113 * symtab.h (Sized_pluginobj): Declare.
13114 (Symbol::in_real_elf): New function.
13115 (Symbol::set_in_real_elf): New function.
13116 (Symbol::in_real_elf_): New field.
13117 (Symbol_table::add_from_pluginobj): New function.
13118
13119 * testsuite/Makefile.am (AM_CFLAGS): New variable.
13120 (LIBDL): New variable.
13121 (LDADD): Add LIBDL.
13122 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
13123 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
13124 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
13125 (MOSTLYCLEANFILES): Likewise.
13126 * testsuite/Makefile.in: Regenerate.
13127 * testsuite/plugin_test.c: New file.
13128 * testsuite/plugin_test_1.sh: New file.
13129 * testsuite/plugin_test_2.sh: New file.
13130
de31bda5
ILT		 131312008-09-16 Ian Lance Taylor <iant@google.com>
13132
9c2d0ef9
ILT		 13133 * target-reloc.h (relocate_section): Check whether a symbol is
13134 defined by the ABI before reporting an undefined symbol error.
13135 * target.h (Target::is_defined_by_abi): Make parameter const.
13136 (Target::do_is_defined_by_abi): Likewise.
13137 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
13138 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
13139 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
13140 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
13141 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
13142 * testsuite/Makefile.in: Rebuild.
13143
de31bda5
ILT		 13144 * fileread.cc (make_view): Add casts to avoid warning.
13145
9fa33bee
AO		 131462008-09-16 Alexandre Oliva <aoliva@redhat.com>
13147
13148 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
13149 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13150
183fd0e3
AO		 131512008-09-16 Alexandre Oliva <aoliva@redhat.com>
13152
13153 * options.h (General_options::output_is_executable): New.
13154 (General_options::output_is_pie): New.
13155 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
13156 for shared libraries.
13157 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
13158
7be8330a
CD		 131592008-09-11 Chris Demetriou <cgd@google.com>
13160
13161 * options.h (origin): New -z option.
13162 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
13163 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
13164 in DT_FLAGS_1.
13165
a9caad02
CC		 131662008-09-05 Cary Coutant <ccoutant@google.com>
13167
13168 * fileread.cc (File_read::make_view): Add check for attempt to map
13169 beyond end of file.
13170
ae6dce4d
CC		 131712008-09-05 Cary Coutant <ccoutant@google.com>
13172
13173 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
13174 explicit instantiations.
13175
d7ab2a47
KVH		 131762008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
13177
13178 PR gold/6858
13179 * options.cc (General_options::finalize): Allow undefined symbols
13180 in shlibs if linking -shared.
13181
13182 PR gold/6859
13183 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
13184 symbols as not needing a dynsym entry.
13185
1e52a9c1
CS		 131862008-08-20 Craig Silverstein <csilvers@google.com>
13187
13188 * fileread.cc (File_read::open): Do not lock the file unless it
13189 was successfully opened.
13190
d85c80a3
CC		 131912008-08-14 Cary Coutant <ccoutant@google.com>
13192
13193 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
13194 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
13195 * testsuite/tls_test.cc (struct int128): 128-bit struct
13196 for testing TLS relocs with non-zero addend.
13197 (v12): New TLS variable.
13198 (t12): New test.
13199 (t_last): Add check for v12.
13200 * testsuite/tls_test.h (t12): New function.
13201 * testsuite/tls_test_main.cc (thread_routine): Call new test.
13202
2d924fd9
ILT		 132032008-08-13 Ian Lance Taylor <iant@google.com>
13204
13205 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
13206 set tls_segment_ or relro_segment_.
13207 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
13208 when appropriate.
13209 * output.h (Output_section::clear_is_relro): New function.
13210 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
13211 sections specially even when output_data_ is empty.
13212 (Output_segment::maximum_alignment): When first section is relro,
13213 only force alignment for PT_LOAD segments.
13214 * script.cc (script_data_segment_align): New function.
13215 (script_data_segment_relro_end): New function.
13216 * script-c.h (script_data_segment_align): Declare.
13217 (script_data_segment_relro_end): Declare.
13218 * script-sections.h (class Script_sections): Declare
13219 data_segment_align and data_segment_relro_end. Add fields
13220 segment_align_index_ and saw_relro_end_.
13221 * script-sections.cc (class Sections_element): Add set_is_relro
13222 virtual function. Add new bool* parameter to place_orphan_here.
13223 Add get_output_section virtual function.
13224 (class Output_section_definition): Add set_is_relro. Add new
13225 bool* parameter to place_orphan_here. Add get_output_section.
13226 Add is_relro_ field.
13227 (Output_section_definition::Output_section_definition): Initialize
13228 evaluated_address_, evaluated_load_address, evaluated_addralign_,
13229 and is_relro_ fields.
13230 (Output_section_definition::place_orphan_here): Add is_relro
13231 parameter.
13232 (Output_section_definition::set_section_addresses): Set relro for
13233 output section.
13234 (Output_section_definition::alternate_constraint): Likewise.
13235 (class Orphan_output_section): Add new bool* parameter to
13236 place_orphan_here. Add get_output_section.
13237 (Orphan_output_section::place_orphan_here): Add is_relro
13238 parameter.
13239 (Script_sections::Script_sections): Initialize
13240 data_segment_align_index_ and saw_relro_end_.
13241 (Script_sections::data_segment_align): New function.
13242 (Script_sections::data_segment_relro_end): New function.
13243 (Script_sections::place_orphan): Set or clear is_relro.
13244 (Script_sections::set_section_addresses): Force alignment of first
13245 TLS section.
13246 * yyscript.y (exp): Call script_data_segment_align and
13247 script_data_segment_relro_end.
13248 * testsuite/relro_script_test.t: New file.
13249 * testsuite/relro_test.cc (using_script): Declare.
13250 (t1, t2): Test using_script.
13251 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
13252 (relro_script_test_SOURCES): Define.
13253 (relro_script_test_DEPENDENCIES): Define.
13254 (relro_script_test_LDFLAGS): Define.
13255 (relro_script_test_LDADD): Define.
13256 (relro_script_test.so): New target.
13257 * testsuite/Makefile.in: Rebuild.
13258
f827c9a9
CC		 132592008-08-06 Cary Coutant <ccoutant@google.com>
13260
13261 * archive.cc (Archive::total_archives, Archive::total_members)
13262 (Archive::total_members_loaded): New variables.
13263 (Archive::setup): Add parameter. Add option to preread
13264 archive symbols.
13265 (Archive::read_armap): Add counter.
13266 (Archive::get_file_and_offset): New function.
13267 (Archive::get_elf_object_for_member): New function.
13268 (Archive::read_all_symbols): New function.
13269 (Archive::read_symbols): New function.
13270 (Archive::add_symbols): Add counters.
13271 (Archive::include_all_members): Use armap to find members if it's
13272 already built.
13273 (Archive::include_member): Skip reading symbols if already read.
13274 Factored code into Archive::get_file_and_offset and
13275 Archive::get_elf_object_for_member. Changed call to
13276 Mapfile::report_include_archive_member.
13277 (Archive::print_stats): New function.
13278 * archive.h: Declare Object and Read_symbols_data classes.
13279 (Archive::Archive): Add initializers for new members.
13280 (Archive::setup): Add parameter.
13281 (Archive::print_stats): New function.
13282 (Archive::total_archives, Archive::total_members)
13283 (Archive::total_members_loaded): New variables.
13284 (Archive::get_file_and_offset): New function.
13285 (Archive::get_elf_object_for_member): New function.
13286 (Archive::read_all_symbols): New function.
13287 (Archive::read_symbols): New function.
13288 (Archive::Archive_member): New class.
13289 (Archive::members_): New member.
13290 (Archive::num_members_): New member.
13291 * main.cc: Include archive.h.
13292 (main): Call Archive::print_stats.
13293 * mapfile.cc (Mapfile::report_include_archive_member): Delete
13294 archive parameter; member_name is now the fully-decorated name.
13295 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
13296 * options.h: (General_options): Add --preread-archive-symbols option.
13297 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
13298 Archive::setup.
13299
de4c45bd
ILT		 133002008-08-04 Ian Lance Taylor <iant@google.com>
13301
13302 * symtab.h (Symbol::use_plt_offset): New function.
13303 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
13304 * powerpc.cc (Relocate::relocate): Likewise.
13305 * sparc.cc (Relocate::relocate): Likewise.
13306 * x86_64.cc (Relocate::relocate): Likewise.
13307 * testsuite/weak_plt.sh: New test.
13308 * testsuite/weak_plt_main.cc: New test.
13309 * testsuite/weak_plt_shared.cc: New test.
13310 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
13311 (check_PROGRAMS): Add weak_plt.
13312 (check_DATA): Add weak_plt_shared.so.
13313 (weak_plt_main_pic.o, weak_plt): New targets.
13314 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
13315 * testsuite/Makefile.in: Rebuild.
13316
13317 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
13318 gcctestdir/ld.
13319 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
13320 * testsuite/Makefile.in: Rebuild.
13321
323ee3f4
AM		 133222008-08-04 Alan Modra <amodra@bigpond.net.au>
13323
13324 * Makefile.am (POTFILES.in): Set LC_ALL=C.
13325 * Makefile.in: Regenerate.
13326 * po/POTFILES.in: Regenerate.
13327
7c07ecec
ILT		 133282008-07-29 Ian Lance Taylor <iant@google.com>
13329
13330 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
13331 symbols before other symbols.
13332 * testsuite/script_test_2.cc (test_addr): Declare.
13333 (test_addr_alias): Declare.
13334 (main): Check that test_addr and test_addr_alias have the right
cd536b21 13335 values.
7c07ecec
ILT		 13336 * testsuite/script_test_2.t: Define test_addr_alias and
13337 test_addr.
13338
5778530e
ILT		 133392008-07-24 Ian Lance Taylor <iant@google.com>
13340
2a00e4fb
ILT		 13341 PR 5990
13342 * descriptors.cc: New file.
13343 * descriptors.h: New file.
13344 * gold-threads.h (class Hold_optional_lock): New class.
13345 * fileread.cc: Include "descriptors.h".
13346 (File_read::~File_read): Release descriptor rather than closing
13347 it.
13348 (File_read::open) [file]: Call open_descriptor rather than open.
13349 Set is_descriptor_opened_.
13350 (File_read::open) [memory]: Assert that descriptor is not open.
13351 (File_read::reopen_descriptor): New function.
13352 (File_read::release): Release descriptor.
13353 (File_read::do_read): Make non-const. Reopen descriptor.
13354 (File_read::read): Make non-const.
13355 (File_read::make_view): Reopen descriptor.
13356 (File_read::do_readv): Likewise.
13357 * fileread.h (class File_read): Add is_descriptor_opened_ field.
13358 Update declarations.
13359 * layout.cc: Include "descriptors.h".
13360 (Layout::create_build_id): Use open_descriptor rather than open.
13361 * output.cc: Include "descriptors.h".
13362 (Output_file::open): Use open_descriptor rather than open.
13363 * archive.cc (Archive::const_iterator): Change Archive to be
13364 non-const.
13365 (Archive::begin, Archive::end): Make non-const.
13366 (Archive::count_members): Likewise.
13367 * archive.h (class Archive): Update declarations.
13368 * object.h (Object::read): Make non-const.
13369 * Makefile.am (CCFILES): Add descriptors.cc.
13370 (HFILES): Add descriptors.h.
13371 * Makefile.in: Rebuild.
13372
801647d1
ILT		 13373 PR 6716
13374 * gold.h: Always include <clocale>. Add Solaris workarounds
13375 following code in binutils/sysdep.h.
13376
5edd166e
ILT		 13377 PR 6048
13378 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
13379 this->eh_frame_hdr_ is NULL before using it.
13380
c89ad728
ILT		 13381 * dynobj.cc (Versions::Versions): Update comment.
13382
aa86f06b
ILT		 13383 * dynobj.cc (Versions::Versions): If there is an soname, use it as
13384 the base version name.
13385
5778530e
ILT		 13386 * stringpool.cc (Stringpool_template::add_with_length): Set key to
13387 array size plus one.
13388 (Stringpool_template::set_string_offsets): Subtract one from key
13389 before using it as an array index.
13390 (Stringpool_template::get_offset_with_length): Likewise.
13391 (Stringpool_template::write_to_buffer): Likewise.
13392 * stringpool.h (Stringpool_template::get_offset_from_key):
13393 Likewise.
13394
057ead22
ILT		 133952008-07-23 Ian Lance Taylor <iant@google.com>
13396
7f649c59
ILT		 13397 PR 6658
13398 * object.h (Merged_symbol_value::value): Do our best to handle a
13399 negative addend.
13400
057ead22
ILT		 13401 PR 6647
13402 * script.cc (Version_script_info::get_versions): Don't add empty
13403 version tag to return value.
13404 (Version_script_info::get_symbol_version_helper): Change return
13405 type to bool. Add pversion parameter. Change all callers.
13406 (script_register_vers_node): Don't require a non-NULL tag.
13407 * script.h (class Version_script_info): Update declarations.
13408 (Version_script_info::get_symbol_version): Change return type to
13409 bool. Add version parameter. Change all callers.
13410 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
13411 handling. Handle an empty version from a version script.
13412 (Symbol_table::define_special_symbol): Likewise.
13413 * testsuite/ver_test_10.script: New file.
13414 * testsuite/ver_test_10.sh: New file.
13415 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
13416 (check_DATA): Add ver_test_10.syms.
13417 (ver_test_10.syms, ver_test_10.so): New target.
13418 * testsuite/Makefile.in: Rebuild.
13419
58e54ac2
CD		 134202008-07-23 Simon Baldwin <simonb@google.com>
13421
13422 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
13423 to zero for undefined symbols from dynamic libraries.
13424
95d14cd3
ILT		 134252008-07-23 Ian Lance Taylor <iant@google.com>
13426
13427 * symtab.cc (Symbol_table::resolve): Remove version parameter.
13428 Change all callers.
13429 * symtab.h (class Symbol_table): Update declaration.
13430 * testsuite/ver_test_9.cc: New file.
13431 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
13432 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
13433 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
13434 (ver_test_9.so, ver_test_9.o): New targets.
13435 * testsuite/Makefile.in: Rebuild.
13436
92de84a6
ILT		 134372008-07-22 Ian Lance Taylor <iant@google.com>
13438
34810851
ILT		 13439 * options.h (class General_options): Define --check-sections.
13440 * layout.cc (Layout::set_segment_offsets): Handle
13441 --check-sections.
13442
af6156ef
ILT		 13443 * options.h (class General_options): Define -n/--nmagic and
13444 -N/--omagic.
13445 * options.cc (General_options::finalize): For -n/--nmagic or
13446 -N/--omagic, set -static.
13447 * layout.cc (Layout::attach_allocated_section_to_segment): If
13448 -N/--omagic, don't put read-only and read-write sections in
13449 different segments.
13450 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
13451 finding a read-only segment.
13452 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
13453 don't set the minimum segment alignment to the common page size,
13454 and don't set the file offset to the address modulo the page size.
13455 * script-sections.cc (Script_sections::create_segments): If
13456 -n/--omagic, don't put read-only and read-write sections in
13457 different segments.
13458
92de84a6
ILT		 13459 * cref.cc: New file.
13460 * cref.h: New file.
13461 * options.h (class General_options): Add --print-symbol-counts.
13462 * main.cc (main): Issue defined symbol report if requested.
13463 * archive.cc (Archive::interpret_header): Make into a const member
13464 function.
13465 (Archive::add_symbols): Call Input_objects::archive_start and
13466 archive_stop.
13467 (Archive::const_iterator): Define new class.
13468 (Archive::begin, Archive::end): New functions.
13469 (Archive::include_all_members): Rewrite to use iterator.
13470 (Archive::count_members): New function.
13471 * archive.h (class Archive): Update declarations.
13472 (Archive::filename): New function.
13473 * object.cc: Include "cref.h".
13474 (Sized_relobj::Sized_relobj): Initialize defined_count_.
13475 (Sized_relobj::do_get_global_symbol_counts): New function.
13476 (Input_objects::add_object): Add object to cross-referencer.
13477 (Input_objects::archive_start): New function.
13478 (Input_objects::archive_stop): New function.
13479 (Input_objects::print_symbol_counts): New function.
13480 * object.h: Declare Cref and Archive.
13481 (Object::get_global_symbol_counts): New function.
13482 (Object::do_get_global_symbol_counts): New pure virtual function.
13483 (class Sized_relobj): Add defined_count_ field. Update
13484 declarations.
13485 (class Input_objects): Add cref_ field. Update constructor.
13486 Update declarations.
13487 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
13488 defined_count_.
13489 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
13490 symbol counts.
13491 (Sized_dynobj::do_get_global_symbol_counts): New function.
13492 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
13493 defined_count_. Update declarations. Define Symbols typedef.
13494 * symtab.cc (Symbol_table::add_from_relobj): Add defined
13495 parameter. Change all callers.
13496 (Symbol_table::add_from_dynobj): Add sympointers and defined
13497 parameters. Change all callers.
13498 * symtab.h (class Symbol_table): Update declarations.
13499 * Makefile.am (CCFILES): Add cref.cc.
13500 (HFILES): Add cref.h.
13501 * Makefile.in: Rebuild.
13502
3f7c5e1d
CD		 135032008-07-22 Simon Baldwin <simonb@google.com>
13504
13505 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
13506 to zero when writing undefined symbols.
13507
e0b64032
ILT		 135082008-07-22 Ian Lance Taylor <iant@google.com>
13509
13510 * output.cc (Output_section::add_input_section): Don't try to
13511 merge empty merge sections.
13512
096b02cf
CS		 135132008-07-21 Craig Silverstein <csilvers@google.com>
13514
13515 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13516 Include symbol version in error message.
cd536b21 13517
1d1f116d
CD		 135182008-07-20 Chris Demetriou <cgd@google.com>
13519
cd536b21 13520 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 13521 (RANDOM_SEED_CFLAGS): New substituted variable.
13522 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
13523 * configure: Rebuild.
13524 * Makefile.in: Likewise.
13525 * testsuite/Makefile.in: Likewise.
13526
a18f591e
ILT		 135272008-07-18 Ian Lance Taylor <iant@google.com>
13528
13529 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
13530 where we see NAME/NULL and NAME/VERSION as separate symbols.
13531 * testsuite/ver_test_main.cc (main): Call t4.
13532 (t4, t4_2a): Define.
13533 * testsuite/ver_test_2.cc (t4_2): Define.
13534 * testsuite/ver_test_2.script: Put t4_2a in VER2.
13535 * testsuite/ver_test_4.cc (t4_2a): Define.
13536 * testsuite/ver_test_4.script: Put t4_2a in VER2.
13537 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
13538
c6e3f6ed
ILT		 135392008-07-17 Ian Lance Taylor <iant@google.com>
13540
13541 * dynobj.cc (Versions::add_def): If we give an error about a
13542 missing version, go ahead and create the version anyhow.
13543
ef9beddf
ILT		 135442008-07-10 Ian Lance Taylor <iant@google.com>
13545
13546 Handle output sections with more than 0x7fffffff bytes.
13547 * object.h (class Relobj): Change map_to_output_ to
13548 output_sections_, and just keep a section pointer. Change all
13549 uses. Move comdat group support to Sized_relobj.
13550 (Relobj::is_section_specially_mapped): Remove.
13551 (Relobj::output_section): Remove poff parameter. Change all
13552 callers.
13553 (Relobj::output_section_offset): New function.
13554 (Relobj::set_section_offset): Rewrite.
13555 (Relobj::map_to_output): Remove.
13556 (Relobj::output_sections): New function.
13557 (Relobj::do_output_section_offset): New pure virtual function.
13558 (Relobj::do_set_section_offset): Likewise.
13559 (class Sized_relobj): Add section_offsets_ field. Add comdat
13560 group support from Relobj. Update declarations.
13561 (Sized_relobj::get_output_section_offset): New function.
13562 (Sized_relobj::do_output_section_offset): New function.
13563 (Sized_relobj::do_set_section_offset): New function.
13564 * object.cc (Relobj::output_section_address): Remove.
13565 (Sized_relobj::Sized_relobj): Initialize new fields.
13566 (Sized_relobj::include_section_group): Cast find_kept_object to
13567 Sized_relobj.
13568 (Sized_relobj::include_linkonce_section): Likewise.
13569 (Sized_relobj::do_layout): Use separate arrays for output section
13570 and output offset.
13571 (Sized_relobj::do_count_local_symbols): Change map_to_output to
13572 output_sections.
13573 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
13574 output_sections and section_offsets.
13575 (Sized_relobj::write_local_symbols): Likewise.
13576 (map_to_kept_section): Compute output address directly.
13577 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
13578 output_sections and section_offsets.
13579 (Sized_relobj::write_sections): Likewise.
13580 (Sized_relobj::relocate_sections): Likewise.
13581 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
13582 * output.h (class Output_reloc): Update declarations. Change
13583 u2_.relobj to Sized_relobj*.
13584 (class Output_data_reloc): Change add functions to use
13585 Sized_relobj*.
13586 * output.cc (Output_reloc::Output_reloc): Change relobj to
13587 Sized_relobj*.
13588 (Output_reloc::local_section_offset): Change return type to
13589 Elf_Addr. Use get_output_section_offset.
13590 (Output_reloc::get_address): Likewise.
13591 (Output_section::is_input_address_mapped): Don't call
13592 is_section_specially_mapped.
13593 (Output_section::output_offset): Likewise.
13594 (Output_section::output_address): Likewise.
13595 (Output_section::starting_output_address): Likewise.
13596 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
13597 parameter to Sized_relobj*.
13598 (Copy_relocs::need_copy_reloc): Likewise.
13599 (Copy_relocs::save): Likewise.
13600 * copy-relocs.h (class Copy_relocs): Update declarations.
13601 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
13602 Sized_relobj*. Change relobj_ field to Sized_relobj*.
13603 * target-reloc.h (relocate_for_relocatable): Change
13604 offset_in_output_section type to Elf_Addr. Change code that uses
13605 it as well.
13606 * layout.cc (Layout::layout): Always set *off.
13607 * mapfile.cc (Mapfile::print_input_section): Use
13608 output_section_offset.
13609 * i386.cc (Target_i386::copy_reloc): Change object parameter to
13610 Sized_relobj*.
13611 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
13612 * sparc.cc (Target_sparc::copy_reloc): Likewise.
13613 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
13614
5cb66f97
ILT		 136152008-07-03 Ian Lance Taylor <iant@google.com>
13616
13617 * layout.cc (Layout::include_section): Do not discard unrecognized
13618 SHT_STRTAB sections.
13619
afe47622
CS		 136202008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
13621
13622 * script.cc (Lex::can_continue_name): Make '?' allowable in
13623 version-script names.
13624 * testsuite/version_script.map: Change glob pattern to use '?'
13625
5adf9721
ILT		 136262008-06-30 Manish Singh <yosh@gimp.org>
13627
13628 PR 6585
13629 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
13630 Correct typo.
13631
e6fde208
ILT		 136322008-06-30 Ian Lance Taylor <iant@google.com>
13633
13634 PR 6660
13635 PR 6682
13636 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
13637 versions]: Don't try to read the value in the contents, since we
13638 don't use it. Use the template endianness when writing.
13639
3f2e6a2d
CC		 136402008-06-25 Cary Coutant <ccoutant@google.com>
13641
13642 * fileread.cc (File_read::make_view): Assert on zero-length view.
13643 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
13644 symbol table when there are no symbols to read.
13645
c43d3a48
CS		 136462008-06-23 Craig Silverstein <csilvers@google.com>
13647
13648 * version.cc (version_string): Bump to 1.7
13649
5f494ea0
CS		 136502008-06-18 Craig Silverstein <csilvers@google.com>
13651
13652 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
13653 constant 0xFFFF to type Valtype.
13654 (Powerpc_relocate_functions::rel16_ha): Likewise.
13655
c42e122e
ILT		 136562008-06-17 Ian Lance Taylor <iant@google.com>
13657
f34787f8
ILT		 13658 * output.h (Output_section::Input_section): Initialize p2align_ to
13659 zero for Output_section_data constructors.
13660 (Output_section::Input_section::addralign): If not an input
13661 section, return the alignment of the Output_section_data.
13662 * testsuite/copy_test.cc: New file.
13663 * testsuite/copy_test_1.cc: New file.
13664 * testsuite/copy_test_2.cc: New file.
13665 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
13666 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
13667 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
13668 (copy_test_1_pic.o, copy_test_1.so): New targets.
13669 (copy_test_2_pic.o, copy_test_2.so): New targets.
13670 * testsuite/Makefile.in: Rebuild.
13671
c42e122e
ILT		 13672 * script-sections.cc (Script_sections::place_orphan): Initialize
13673 local variable exact.
13674
ce3ac18a
DE		 136752008-06-13 David Edelsohn <edelsohn@gnu.org>
13676
13677 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
13678
42cacb20
DE		 136792008-06-12 David Edelsohn <edelsohn@gnu.org>
13680 David S. Miller <davem@davemloft.net>
13681
13682 * powerpc.cc: New file.
13683 * Makefile.am (TARGETSOURCES): Add powerpc.cc
13684 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
13685 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
13686 * Makefile.in: Rebuild.
13687
7b308235
ILT		 136882008-06-09 Ian Lance Taylor <iant@google.com>
13689
13690 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
13691 <exception>.
13692 (throwing, orig_terminate): New static variables.
13693 (terminate_handler): New static function.
13694 (t2): Set terminate handler.
13695
f0b886e3
ILT		 136962008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
13697
13698 PR 6584
cd536b21 13699 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 13700 alignment.
13701
3e90f135
CC		 137022008-05-30 Cary Coutant <ccoutant@google.com>
13703
13704 * archive.cc (Archive::include_all_members) Correct to step
13705 over symbol table and extended name table in thin archives.
13706
e09ad04a
ILT		 137072008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
13708
13709 PR 6407
13710 * target-reloc.h (relocate_for_relocatable): Fix new_offset
13711 calculation.
13712
62b01cb5
ILT		 137132008-05-28 Caleb Howe <cshowe@google.com>
13714
13715 * reduced_debug_output.cc: New file.
13716 * reduced_debug_output.h: New file.
92de84a6 13717 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 13718 * options.cc (General_options::finalize): Add strip_debug_non_line
13719 to the strip heirarchy.
13720 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
13721 fields.
13722 * layout.cc: Include "reduced_debug_output.h".
13723 (Layout::Layout): Initialize new fields.
13724 (line_only_debug_sections): New static array.
13725 (is_lines_only_debug_sections): New static inline function.
13726 (Layout::include_section): Handle --strip-debug-non-line.
13727 (Layout::make_output_section): If --strip-debug-non-line, build
13728 new output sections for .debug_abbrev and .debug_info.
13729 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
13730 gold. Warn about possible overflow.
13731 (read_signed_LEB_128): Likewise.
13732 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
13733 (read_signed_LEB_128): Declare.
13734 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
13735 (HFILES): Add reduced_debug_output.h.
13736 * Makefile.in: Rebuild.
13737
7d9e3d98
ILT		 137382008-05-21 Ian Lance Taylor <iant@google.com>
13739
13740 * mapfile.cc: New file.
13741 * mapfile.h: New file.
13742 * options.h (class General_options): Add -M/--print-map and -Map.
13743 * options.cc (General_options::finalize): Make -M equivalent to
13744 -Map -.
13745 * main.cc: Include <cstdio> and "mapfile.h".
13746 (main): Open mapfile if requested.
13747 * gold.cc (class Middle_runner): Add mapfile_ field. Update
13748 constructor. Change caller.
13749 (queue_initial_tasks): Add mapfile parameter. Change caller.
13750 (queue_middle_tasks): Likewise.
13751 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
13752 declarations.
13753 * archive.cc: Include "mapfile.h".
13754 (Archive::add_symbols): Add mapfile parameter. Change all
13755 callers. Pass mapfile, symbol, and reason to include_member.
13756 (Archive::include_all_members): Add mapfile parameter. Change all
13757 callers.
13758 (Archive::include_member): Add mapfile, sym, and why parameters.
13759 Change all callers. Report inclusion to map file.
13760 * archive.h: Include "fileread.h".
13761 (class Archive): Update declarations.
13762 (Archive::file): New const method.
13763 (class Add_archive_symbols): Add mapfile_ field. Update
13764 constructor. Change all callers.
13765 * readsyms.h (class Read_symbols): Likewise.
13766 (class Finish_group): Likewise.
13767 (class Read_script): Likewise.
13768 * common.cc: Include "mapfile.h".
13769 (Symbol_table::allocate_commons): Add mapfile parameter. Change
13770 all callers.
13771 (Symbol_table::do_allocate_commons): Likewise.
13772 (Symbol_table::do_allocate_commons_list): Likewise. Report common
13773 symbol allocation to mapfile.
13774 * common.h (class Allocate_commons_task): Add mapfile_ field.
13775 Update constructor. Change all callers.
13776 * symtab.h (class Symbol_table): Update declarations.
13777 * layout.cc: Include "mapfile.h".
13778 (Layout_task_runner::run): Print information to mapfile.
13779 (Layout::create_gold_note): Change Output_data_fixed_space to
13780 Output_data_zero_fill.
13781 (Layout::create_build_id): Likewise.
13782 (Layout::print_to_mapfile): New function.
13783 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
13784 constructor. Change caller.
13785 (class Layout): Declare print_to_mapfile.
13786 * output.cc (Output_section::Input_section::print_to_mapfile): New
13787 function.
13788 (Output_section::add_input_section): If producing a map, always
13789 add to input_sections_ list.
13790 (Output_section::do_print_to_mapfile): New function.
13791 (Output_segment::print_sections_to_mapfile): New function.
13792 (Output_segment::print_section_list_to_mapfile): New function.
13793 * output.h: Include "mapfile.h".
13794 (Output_data::print_to_mapfile): New function.
13795 (Output_data::do_print_to_mapfile): New virtual function.
13796 (Output_segment_headers::do_print_to_mapfile): New function.
13797 (Output_file_header::do_print_to_mapfile): New function.
13798 (Output_data_const::do_print_to_mapfile): New function.
13799 (class Output_data_const_buffer): Add map_name_ field. Update
13800 constructor. Change all callers. Add do_print_to_mapfile
13801 function.
13802 (class Output_data_fixed_space): Likewise.
13803 (class Output_data_space): Likewise.
13804 (class Output_data_zero_fill): New class.
13805 (Output_data_strtab::do_print_to_mapfile): New function.
13806 (Output_data_reloc_base::do_print_to_mapfile): New function.
13807 (Output_relocatable_relocs::do_print_to_mapfile): New function.
13808 (Output_data_group::do_print_to_mapfile): New function.
13809 (Output_data_got::do_print_to_mapfile): New function.
13810 (Output_data_dynamic::do_print_to_mapfile): New function.
13811 (Output_symtab_xindex::do_print_to_mapfile): New function.
13812 (class Output_section): Declare do_print_to_mapflie. Declare
13813 print_to_mapfile in Input_section.
13814 (class Output_segment): Declare new functions.
13815 * object.h (Sized_relobj::symbol_count): New function.
13816 * script-sections.cc
13817 (Output_section_element_dot_assignment::set_section_addresses):
13818 Change Output_data_fixed_space to Output_data_zero_fill.
13819 (Output_data_expression::do_print_to_mapfile): New function.
13820 * script.cc (read_input_script): Add mapfile parameter. Change
13821 all callers.
13822 * script.h (read_input_script): Update declaration.
13823 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
13824 (Eh_frame::do_print_to_mapfile): New function.
13825 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
13826 (Output_merge_string::do_print_to_mapfile): New function.
13827 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
13828 function.
13829 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
13830 function.
13831 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
13832 function.
13833 * Makefile.am (CCFILES): Add mapfile.cc.
13834 (HFILES): Add mapfile.h.
13835 * Makefile.in: Rebuild.
13836
9f1d377b
ILT		 138372008-05-19 Ian Lance Taylor <iant@google.com>
13838
13839 * options.h (class General_options): Add -z relro.
13840 * layout.cc (Layout::Layout): Initialize relro_segment_.
13841 (Layout::add_output_section_data): Return the output section.
13842 (Layout::make_output_section): Rcognize relro sections and mark
13843 them appropriately.
13844 (Layout::attach_allocated_section_to_segment): Put relro sections
13845 in a PT_GNU_RELRO segment.
13846 (Layout::create_initial_dynamic_sections): Mark the .dynamic
13847 section as relro.
13848 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
13849 PT_TLS segments.
13850 (Layout::linkonce_mapping): Map d.rel.ro.local to
13851 .data.rel.ro.local.
13852 (Layout::output_section_name): Us .data.rel.ro.local for any
13853 section which begins with that.
13854 * layout.h (class Layout): Update add_output_section_data
13855 declaration. Add relro_segment_ field.
13856 * output.cc (Output_section::Output_section): Initialize is_relro_
13857 and is_relro_local_ fields.
13858 (Output_segment::add_output_section): Group relro sections.
13859 (Output_segment::is_first_section_relro): New function.
13860 (Output_segment::maximum_alignment): If there is a relro section,
13861 align the segment to the common page size.
13862 (Output_segment::set_section_addresses): Track whether we are
13863 looking at relro sections. If the last section is a relro
13864 section, align to the common page size.
13865 (Output_segment::set_section_list_addresses): Add in_relro
13866 parameter. Change all callers. Align to the page size when
13867 moving from relro to non-relro section.
13868 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
13869 segment.
13870 * output.h (class Output_section): Add is_relro_ and
13871 is_relro_local_ fields.
13872 (Output_section::is_relro): New function.
13873 (Output_section::set_is_relro): New function.
13874 (Output_section::is_relro_local): New function.
13875 (Output_section::set_is_relro_local): New function.
13876 (class Output_segment): Update declarations.
13877 * i386.cc (Target_i386::got_section): Mark .got section as relro.
13878 * sparc.cc (Target_sparc::got_section): Likewise.
13879 * x86_64.cc (Target_x86_64::got_section): Likewise.
13880 * testsuite/relro_test_main.cc: New file.
13881 * testsuite/relro_test.cc: New file.
13882 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
13883 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
13884 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
13885 (relro_test.so, relro_test_pic.o): New targets.
13886 * testsuite/Makefile.in: Rebuild.
13887
a984ee1d
ILT		 138882008-05-16 Ian Lance Taylor <iant@google.com>
13889
01676dcd
ILT		 13890 * output.cc (Output_segment::add_output_section): Remove front
13891 parameter.
13892 * output.h (class Output_segment): Remove
13893 add_initial_output_section and overloaded add_output_section.
13894 Update declaration of remaining add_output_section.
13895 * layout.cc (Layout::create_interp): Call add_output_section
13896 rather than add_initial_output_section.
13897 (Layout::finish_dynamic_section): Likewise.
13898
497897f9
ILT		 13899 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
13900 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
13901 know the dynamic type.
13902 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
13903 field. Initialize it in constructor.
13904 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
13905 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
13906 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
13907 reloc.
13908
a984ee1d
ILT		 13909 * output.cc (Output_reloc::get_address): Change return type to
13910 Elf_Addr.
13911 * output.h (class Output_reloc): Update get_address declaration.
13912 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
13913 for section addresses.
13914
55ba0940
ILT		 139152008-05-09 Ian Lance Taylor <iant@google.com>
13916
13917 PR 6493
13918 * gold.cc (gold_nomem): Use return value of write.
13919
75517b77
ILT		 139202008-05-08 Ian Lance Taylor <iant@google.com>
13921
13922 * symtab.c (Symbol::init_base_output_data): Add version
13923 parameter. Change all callers.
13924 (Symbol::init_base_output_segment): Likewise.
13925 (Symbol::init_base_constant): Likewise.
13926 (Symbol::init_base_undefined): Likewise.
13927 (Sized_symbol::init_output_data): Likewise.
13928 (Sized_symbol::init_output_segment): Likewise.
13929 (Sized_symbol::init_constant): Likewise.
13930 (Sized_symbol::init_undefined): Likewise.
13931 (Symbol_table::do_define_in_output_data): If the new symbol has a
13932 version, mark it as the default.
13933 (Symbol_table::do_define_in_output_segment): Likewise.
13934 (Symbol_table::do_define_as_constant): Likewise.
13935 * symtab.h (class Symbol): Update declarations.
13936 (class Sized_symbol): Likewise.
13937 * resolve.cc (Symbol::override_version): New function.
c42e122e 13938 (Symbol::override_base): Call override_version.
75517b77
ILT		 13939 (Symbol::override_base_with_special): Likewise.
13940 * testsuite/ver_script_8.script: New file.
13941 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
13942 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
13943 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
13944 (ver_test_8_1.so, ver_test_8_2.so): New targets.
13945
f1f70eae
ILT		 139462008-05-06 Ian Lance Taylor <iant@google.com>
13947
f3e9c5c5
ILT		 13948 PR 6049
13949 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
13950 functions.
13951 (class General_options): Remove existing --undefined, and add
13952 --no-undefined instead. Add new --undefined as synonym for -u.
13953 * archive.cc (Archive::add_symbols): Check whether symbol was
13954 named with -u.
13955 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
13956 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
13957 all uses. Add IS_UNDEFINED. Update declarations to split
13958 different versions of init_base. Declare init_base_undefined.
13959 (Symbol::is_defined): Handle IS_UNDEFINED.
13960 (Symbol::is_undefined): Likewise.
13961 (Symbol::is_weak_undefined): Call is_undefined.
13962 (Symbol::is_absolute): Handle IS_CONSTANT.
13963 (class Sized_symbol): Update declarations to split different
13964 versions of init. Declare init_undefined.
13965 (class Symbol_table): Declare new functions.
13966 * symtab.cc (Symbol::init_base_object): Rename from init_base.
13967 Change all callers.
13968 (Symbol::init_base_output_data): Likewise.
13969 (Symbol::init_base_output_segment): Likewise.
13970 (Symbol::init_base_constant): Likewise.
13971 (Symbol::init_base_undefined): New function.
13972 (Sized_symbol::init_object): Rename from init. Change all
13973 callers.
13974 (Sized_symbol::init_output_data): Likewise.
13975 (Sized_symbol::init_output_segment): Likewise.
13976 (Sized_symbol::init_constant): Likewise.
13977 (Sized_symbol::init_undefined): New function.
13978 (Symbol_table::add_undefined_symbols_from_command_line): New
13979 function.
13980 (Symbol_table::do_add_undefined_symbols_from_command_line): New
13981 function.
13982 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
13983 (Symbol::output_section): Likewise.
13984 (Symbol::set_output_section): Likewise.
13985 (Symbol_table::sized_finalize_symbol): Likewise.
13986 (Symbol_table::sized_write_globals): Likewise.
13987 * resolve.cc (Symbol_table::should_override): Likewise.
13988 (Symbol::override_base_with_special): Likewise.
13989
8bdcdf2c
ILT		 13990 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
13991 symbol, change it to have default visibility.
13992 * testsuite/protected_1.cc: New file.
13993 * testsuite/protected_2.cc: New file.
13994 * testsuite/protected_3.cc: New file.
13995 * testsuite/protected_main_1.cc: New file.
13996 * testsuite/protected_main_2.cc: New file.
13997 * testsuite/protected_main_3.cc: New file.
13998 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
13999 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
14000 (protected_1_LDFLAGS, protected_1_LDADD): Define.
14001 (protected_1.so): New target.
14002 (protected_1_pic.o, protected_2_pic.o): New targets.
14003 (protected_3_pic.o): New target.
14004 (check_PROGRAMS): Add protected_2.
14005 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
14006 (protected_2_LDFLAGS, protected_2_LDADD): Define.
14007 * testsuite/Makefile.in: Rebuild.
14008
2b706932
ILT		 14009 * options.h (DEFINE_var): Add set_user_set_##varname__.
14010 (DEFINE_bool_alias): New macro.
14011 (class General_options): Define -Bstatic using DEFINE_bool_alias
14012 rather than DEFINE_special. Add --undefined as an alias for -z
14013 defs.
14014 * options.cc (General_options::parse_Bstatic): Remove.
14015
d82a5bcc
ILT		 14016 * options.h (class General_options): Add --fatal-warnings.
14017 * main.cc (main): Implement --fatal-warnings.
14018 * errors.h (Errors::warning_count): New function.
14019
f1f70eae
ILT		 14020 * options.h (class General_options): Add -Bsymbolic-functions.
14021 * symtab.h (Symbol::is_preemptible): Check for
14022 -Bsymbolic-functions.
14023
8825ac63
ILT		 140242008-05-05 Ian Lance Taylor <iant@google.com>
14025
d98bc257
ILT		 14026 * options.h (DEFINE_bool): For DASH_Z, create the negative option
14027 as noVARNAME rather than no-VARNAME.
14028 (class General_options): Add option -z combreloc.
14029 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
14030 get_address.
14031 (Output_reloc::sort_before) [SHT_REL]: New function.
14032 (Output_reloc::sort_before) [SHT_RELA]: New function.
14033 (class Output_data_reloc_base): Add sort_relocs_ field. Define
14034 Sort_relocs_comparison.
14035 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
14036 parameter. Change all callers.
14037 (Output_data_reloc::Output_data_reloc) [both versions]: Add
14038 sort_relocs parameter. Change all callers.
14039 * output.cc (Output_reloc::get_address): New function, broken out
14040 of write_rel.
14041 (Output_reloc::write_rel): Call it.
14042 (Output_reloc::compare): New function.
14043 (Output_data_reloc_base::do_write): Optionally sort relocs.
14044
60b2b4e7
ILT		 14045 * configure.ac: If targ_extra_obj is set, link it in.
14046 * configure.tgt: Initialize all variables.
14047 (x86_64*): Set targ_extra_obj and targ_extra_size.
14048 * configure: Rebuild.
14049
8825ac63
ILT		 14050 * object.cc (Sized_relobj::include_section_group): Adjust section
14051 indexes read from group data. Build vector to pass to
14052 layout_group.
14053 * layout.cc (Layout::layout_group): Add flags and shndxes
14054 parameters. Remove contents parameter. Change caller. Update
14055 explicit instantiations.
14056 * layout.h (class Layout): Update layout_group declaration.
14057 * output.cc (Output_data_group::Output_data_group): Add flags and
14058 input_shndxes parameters. Remove contents parameter. Change
14059 caller.
14060 (Output_data_group::do_write): Change input_sections_ to
14061 input_shndxes_.
14062 * output.h (class Output_data_group): Update constructor
14063 declaration. Rename input_sections_ to input_shndxes_.
14064 * testsuite/many_sections_test.cc: Add template.
14065
e94cf127
CC		 140662008-04-30 Cary Coutant <ccoutant@google.com>
14067
4418b2d5
CC		 14068 * target-reloc.h (relocate_section): Fix dead-pointer bug.
14069
e94cf127
CC		 14070 * layout.cc (Layout::include_section): Refactored check for debug
14071 info section.
14072 (Layout::add_comdat): Add new parameters. Change type
14073 of signature parameter. Add object and shndx to signatures table.
14074 (Layout::find_kept_object): New function.
14075 * layout.h: Include <cstring>.
14076 (Layout::is_debug_info_section): New function.
14077 (Layout::add_comdat): Add new parameters.
14078 (Layout::find_kept_object): New function.
14079 (Layout::Kept_section): New struct.
14080 (Layout::Signatures): Change type of map range.
14081 * object.cc (Relobj::output_section_address): New function.
14082 (Sized_relobj::include_section_group): Add new parameters. Change
14083 calls to Layout::add_comdat. Change to build table of kept comdat
14084 groups and table mapping discarded sections to kept sections.
14085 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
14086 (Sized_relobj::do_layout): Change calls to include_section_group and
14087 include_linkonce_section.
14088 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
14089 value to zero when section is discarded.
14090 (Sized_relobj::map_to_kept_section): New function.
14091 * object.h (Relobj::output_section_address): New function.
14092 (Relobj::Comdat_group): New type.
14093 (Relobj::find_comdat_group): New function.
14094 (Relobj::Comdat_group_table): New type.
14095 (Relobj::Kept_comdat_section): New type.
14096 (Relobj::Kept_comdat_section_table): New type.
14097 (Relobj::add_comdat_group): New function.
14098 (Relobj::set_kept_comdat_section): New function.
14099 (Relobj::get_kept_comdat_section): New function.
14100 (Relobj::comdat_groups_): New field.
14101 (Relobj::kept_comdat_sections_): New field.
14102 (Symbol_value::input_value): Update comment.
14103 (Sized_relobj::map_to_kept_section) New function.
14104 (Sized_relobj::include_linkonce_section): Add new parameter.
14105 * target-reloc.h (Comdat_behavior): New type.
14106 (get_comdat_behavior): New function.
14107 (relocate_section): Add code to map a discarded section to the
14108 corresponding kept section when applying a relocation.
14109
e4e5049b
CS		 141102008-04-30 Craig Silverstein <csilvers@google.com>
14111
14112 * dwarf_reader.cc (next_generation_count): New static var.
14113 (Addr2line_cache_entry): New struct.
14114 (addr2line_cache): New static var.
14115 (Dwarf_line_info::one_addr2line): Added caching.
14116 (Dwarf_line_info::clear_addr2line_cache): New function.
14117 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
14118 cache-size parameter.
14119 (Dwarf_line_info::one_addr2line_cache): New function.
14120 * symtab.cc (Symbol_table::detect_odr_violations): Pass
14121 new cache-size argument to one_addr2line(), and clear cache.
14122
d09e9154
CC		 141232008-04-28 Cary Coutant <ccoutant@google.com>
14124
14125 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
14126 R_386_PC8 relocations.
14127
7ef73768
ILT		 141282008-04-23 Ian Lance Taylor <iant@google.com>
14129
55438702
ILT		 14130 * object.cc (Sized_relobj::include_section_group): Check for
14131 invalid section group.
14132
c165fb93
ILT		 14133 * object.cc (make_elf_object): Correct test for 64-bit ELF file
14134 header size.
14135
7ef73768
ILT		 14136 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
14137 than read for file header.
14138 * archive.cc (Archive::include_member): Likewise.
14139
6194aaab
L		 141402008-04-23 Paolo Bonzini <bonzini@gnu.org>
14141
14142 * aclocal.m4: Regenerate.
14143 * configure: Regenerate.
14144
d491d34e
ILT		 141452008-04-19 Ian Lance Taylor <iant@google.com>
14146
5ea2bac6
ILT		 14147 * version.cc (version_string): Bump to 1.6.
14148
7bc3e21a
ILT		 14149 * testsuite/Makefile.am (many_sections_r_test): New target.
14150 (many_sections_r_test_SOURCES): Remove.
14151 (many_sections_r_test_DEPENDENCIES): Remove.
14152 (many_sections_r_test_LDFLAGS): Remove.
14153 (many_sections_r_test_LDADD): Remove.
14154
7fcd3aa9
ILT		 14155 * object.cc (Sized_relobj::do_add_symbols): Always pass
14156 local_symbol_count_ to add_from_relobj.
14157
4c94d6ae
ILT		 14158 * testsuite/Makefile.am (many_sections_check.h): Only check one in
14159 every thousand variables.
14160 * testsuite/Makefile.in: Rebuild.
14161
d491d34e
ILT		 14162 * object.cc (Xindex::initialize_symtab_xindex): New function.
14163 (Xindex::read_symtab_xindex): New function.
14164 (Xindex::sym_xindex_to_shndx): New function.
14165 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
14166 available.
14167 (Sized_relobj::do_initialize_xindex): New function.
14168 (Sized_relobj::do_read_symbols): Adjust section links.
14169 (Sized_relobj::symbol_section_and_value): Add is_ordinary
14170 parameter. Change all callers.
14171 (Sized_relobj::include_section_group): Adjust section links and
14172 symbol section indexes.
14173 (Sized_relobj::do_layout): Adjust section links.
14174 (Sized_relobj::do_count_local_symbols): Adjust section links and
14175 symbol section indexes.
14176 (Sized_relobj::do_finalize_local_symbols): Distinguish between
14177 ordinary and special symbols.
14178 (Sized_relobj::write_local_symbols): Add symtab_xindex and
14179 dynsym_xindex parameters. Change all callers. Adjust section
14180 links. Use SHN_XINDEX when needed.
14181 (Sized_relobj::get_symbol_location_info): Adjust section links.
14182 Don't get fooled by special symbols.
14183 * object.h (class Xindex): Define.
14184 (class Object): Add xindex_ parameter. Declare virtual functoin
14185 do_initialize_xindex.
14186 (Object::adjust_sym_shndx): New function.
14187 (Object::set_xindex): New protected function.
14188 (class Symbol_value): Add is_ordinary_shndx_ field.
14189 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
14190 (Symbol_value::value): Assert ordinary section.
14191 (Symbol_value::initialize_input_to_output_map): Likewise.
14192 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
14193 Change all callers.
14194 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
14195 all callers.
14196 (class Sized_relobj): Update declarations.
14197 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
14198 parameter. Change all callers.
14199 (Sized_relobj::adjust_shndx): New function.
14200 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
14201 field.
14202 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
14203 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
14204 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
14205 (Sized_dynobj::read_dynsym_section): Adjust section links.
14206 (Sized_dynobj::read_dynamic): Likewise.
14207 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
14208 section links.
14209 (Sized_dynobj::do_initialize_xindex): New function.
14210 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
14211 do_initialize_xindex.
14212 (Sized_dynobj::adjust_shndx): New function.
14213 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
14214 dynsym_xindex_ fields.
14215 (Layout::finalize): Add a call to set_section_indexes before
14216 creating the symtab sections.
14217 (Layout::set_section_indexes): Don't do anything if the section
14218 already has a section index.
14219 (Layout::create_symtab_sections): Add shnum parameter. Change
14220 caller. Create .symtab_shndx section if needed.
14221 (Layout::create_shdrs): Add shstrtab_section parameter. Change
14222 caller.
14223 (Layout::allocated_output_section_count): New function.
14224 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
14225 needed.
14226 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
14227 fields. Update declarations.
14228 (Layout::symtab_xindex): New function.
14229 (Layout::dynsym_xindex): New function.
14230 (class Write_symbols_task): Add layout_ field.
14231 (Write_symbols_task::Write_symbols_task): Add layout parameter.
14232 Change caller.
14233 * output.cc (Output_section_headers::Output_section_headers): Add
14234 shstrtab_section parameter. Change all callers.
14235 (Output_section_headers::do_sized_write): Store overflow values
14236 for section count and section string table section index in
14237 section header zero.
14238 (Output_file_header::do_sized_write): Check for overflow of
14239 section count and section string table section index.
14240 (Output_symtab_xindex::do_write): New function.
14241 (Output_symtab_xindex::endian_do_write): New function.
14242 * output.h (class Output_section_headers): Add shstrtab_section_.
14243 Update declarations.
14244 (class Output_symtab_xindex): Define.
14245 (Output_section::has_out_shndx): New function.
14246 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
14247 field.
14248 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
14249 Change all callers.
14250 (Sized_symbol::init): Likewise.
14251 (Symbol::output_section): Check for ordinary symbol.
14252 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
14253 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
14254 callers.
14255 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
14256 Change all callers. Simplify handling of symbols from sections
14257 not included in the link.
14258 (Symbol_table::add_from_dynobj): Handle ordinary symbol
14259 distinction.
14260 (Weak_alias_sorter::operator()): Assert that symbols are
14261 ordinary.
14262 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
14263 distinction.
14264 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
14265 parameters. Change all callers.
14266 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
14267 symbol distinction. Use SHN_XINDEX when needed.
14268 (Symbol_table::write_section_symbol): Add symtab_xindex
14269 parameter. Change all callers.
14270 (Symbol_table::sized_write_section_symbol): Likewise. Use
14271 SHN_XINDEX when needed.
14272 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
14273 declarations.
14274 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
14275 (Symbol::is_defined): Check is_ordinary.
14276 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
14277 (Symbol::is_absolute, Symbol::is_common): Likewise.
14278 (class Sized_symbol): Update declarations.
14279 (class Symbol_table): Update declarations.
14280 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
14281 parameters. Change all callers.
14282 (Sized_symbol::override): Likewise.
14283 (Symbol_table::override): Likewise.
14284 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
14285 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
14286 is_ordinary, and orig_st_shndx parameters. Change all callers.
14287 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
14288 to be in an ordinary section.
14289 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
14290 object and is_ordinary parameters. Change all callers.
14291 (Sized_dwarf_line_info::read_relocs): Add object parameter.
14292 Change all callers. Don't add undefined or non-ordinary symbols
14293 to reloc_map_.
14294 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
14295 Change all callers.
14296 * dwarf_reader.h (class Sized_dwarf_line_info): Update
14297 declarations.
14298 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
14299 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
14300 (Sized_relobj::relocate_sections): Likewise.
14301 * target-reloc.h (scan_relocs): Adjust section symbol index.
14302 (scan_relocatable_relocs): Likewise.
14303 * i386.cc (Scan::local): Check for ordinary symbols.
14304 * sparc.cc (Scan::local): Likewise.
14305 * x86_64.cc (Scan::local): Likewise.
14306 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
14307 to symbol_section_and_value.
14308 * testsuite/many_sections_test.cc: New file.
14309 * testsuite/Makefile.am (BUILT_SOURCES): Define.
14310 (check_PROGRAMS): Add many_sections_test.
14311 (many_sections_test_SOURCES): Define.
14312 (many_sections_test_DEPENDENCIES): Define.
14313 (many_sections_test_LDFLAGS): Define.
14314 (BUILT_SOURCES): Add many_sections_define.h.
14315 (many_sections_define.h): New target.
14316 (BUILT_SOURCES): Add many_sections_check.h.
14317 (many_sections_check.h): New target.
14318 (check_PROGRAMS): Add many_sections_r_test.
14319 (many_sections_r_test_SOURCES): Define.
14320 (many_sections_r_test_DEPENDENCIES): Define.
14321 (many_sections_r_test_LDFLAGS): Define.
14322 (many_sections_r_test_LDADD): Define.
14323 (many_sections_r_test.o): New target.
14324 * testsuite/Makefile.in: Rebuild.
14325
c5818ff1
CC		 143262008-04-17 Cary Coutant <ccoutant@google.com>
14327
14328 * errors.cc (Errors::info): New function.
14329 (gold_info): New function.
14330 * errors.h (Errors::info): New function.
14331 * gold.h (gold_info): New function.
14332 * object.cc (Input_objects::add_object): Print trace output.
14333 * options.cc (options::parse_set): New function.
14334 (General_options::parse_wrap): Deleted.
14335 (General_options::General_options): Deleted initializer.
14336 * options.h (options::String_set): New typedef.
14337 (options::parse_set): New function.
14338 (DEFINE_set): New macro.
14339 (General_options::wrap): Changed to use DEFINE_set. Changed
14340 callers of any_wrap_symbols and is_wrap_symbol.
14341 (General_options::trace, General_options::trace_symbol):
14342 New options.
14343 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
14344 (General_options::wrap_symbols_): Deleted.
14345 * symtab.cc (Symbol_table::add_from_object): Print trace output.
14346
b5be4a7c
DM		 143472008-04-17 David S. Miller <davem@davemloft.net>
14348
14349 * options.cc (General_options::parse_V): New function.
14350 * options.h: Add entries for -V and -Qy.
14351
155a0dd7
ILT		 143522008-04-17 Ian Lance Taylor <iant@google.com>
14353
14354 * common.cc (Symbol_table::allocate_commons): Remove options
14355 parameter. Change caller.
14356 (Symbol_table::do_allocate_commons): Remove options parameter.
14357 Change caller. Just call do_allocate_commons_list twice.
14358 (Symbol_table::do_allocate_commons_list): New function, broken out
14359 of do_allocate_commons.
14360 * common.h (class Allocate_commons_task): Remove options_ field.
14361 Update constructor.
14362 * symtab.cc (Symbol_table::Symbol_table): Initialize
14363 tls_commons_.
14364 (Symbol_table::add_from_object): Put TLS common symbols on
14365 tls_commons_ list.
14366 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
14367 which are IN_OUTPUT_DATA.
14368 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
14369 allocate_commons and do_allocate_commons declarations. Declare
14370 do_allocate_commons_list.
14371 * gold.cc (queue_middle_tasks): Update creation of
14372 Allocate_commons_task to not pass options.
14373 * testsuite/Makefile.am (INCLUDES): Add -I.. .
14374 (TLS_TEST_C_FLAGS): New variable.
14375 (tls_test_c_pic.o): New target.
14376 (tls_test_shared.so): Link in tls_test_c_pic.o.
14377 (tls_test_c_pic_ie.o): New target.
14378 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
14379 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
14380 (tls_test_c.o): New target.
14381 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
14382 (tls_pic_test_LDADD): Likewise.
14383 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
14384 (tls_shared_gd_to_ie_test_LDADD): Likewise.
14385 (tls_test_c_gnu2.o): New target.
14386 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
14387 tls_test_c_gnu2.o.
14388 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
14389 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
14390 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
14391 * testsuite/tls_test.cc: Include "config.h".
14392 (t_last): Call t11_last.
14393 * testsuite/tls_test.h (t11, t11_last): Declare.
14394 * testsuite/tls_test_c.c: New file.
14395 * testsuite/tls_test_main.cc (thread_routine): Call t11.
14396 * configure.ac: Check for OpenMP support.
14397 * configure, config.in, Makefile.in: Rebuild.
14398 * testsuite/Makefile.in: Rebuild.
14399
edfbb029
CC		 144002008-04-16 Cary Coutant <ccoutant@google.com>
14401
14402 * i386.cc (Target_i386::define_tls_base_symbol): New function.
14403 (Target_i386::tls_base_symbol_defined_): New field.
14404 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14405 (Target_i386::Scan::global): Likewise.
14406 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
14407 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
14408 (Target_x86_64::tls_base_symbol_defined_): New field.
14409 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
14410 (Target_x86_64::Scan::global): Likewise.
14411
f3c69fca
CC		 144122008-04-16 Cary Coutant <ccoutant@google.com>
14413
14414 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
14415 (Symbol::needs_plt_entry): Allow weak undefined symbols.
14416 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
14417 building shared libraries.
14418 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
14419 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
14420 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
14421 * testsuite/Makefile.in: Rebuild.
14422 * testsuite/weak_undef.h: New file.
14423 * testsuite/weak_undef_file1.cc: Add extra test cases.
14424 * testsuite/weak_undef_file2.cc: Likewise.
14425 * testsuite/weak_undef_test.cc: Likewise.
14426
7c414435
DM		 144272008-04-16 David S. Miller <davem@davemloft.net>
14428
32b769e1
DM		 14429 * sparc.cc (Target_sparc::Scan): Change from struct to class.
14430 Add issued_non_pic_error_ field. Declare check_non_pic.
14431 (Target_sparc::Scan::check_non_pic): New function.
14432 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
14433 (Target_sparc::Scan::global): Likewise.
14434
11936fb1
DM		 14435 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
14436 * configure: Rebuild.
14437
7c414435
DM		 14438 * options.h (DEFINE_enable): New macro.
14439 (new_dtags): New enable option.
14440 (initfirst, interpose, loadfltr, nodefaultlib,
14441 nodelete, nodlopen, nodump): New -z options.
14442 * layout.cc (Layout:finish_dynamic_section): If new
14443 dtags enabled, emit DT_RUNPATH. Also, emit a
14444 DT_FLAGS_1 containing any specified -z flags.
14445
85c7bf8b
ILT		 144462008-04-16 Ian Lance Taylor <iant@google.com>
14447
12c0daef
ILT		 14448 * copy-relocs.cc: New file.
14449 * copy-relocs.h: New file.
14450 * reloc.cc: Remove Copy_relocs code.
14451 * reloc.h: Likewise.
14452 * reloc-types.h (struct Reloc_types) [both versions]: Add
14453 get_reloc_addend_noerror.
14454 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
14455 variants of add_global which take an addend which must be zero.
14456 * i386.cc: Include "copy-relocs.h".
14457 (class Target_i386): Change type of copy_relocs_ to variable,
14458 update initializer.
14459 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
14460 Change all callers.
14461 (Target_i386::do_finalize_sections): Change handling of
14462 copy_relocs_.
14463 * sparc.cc: Include "copy-relocs.h".
14464 (class Target_sparc): Change type of copy_relocs_ to variable,
14465 update initializer.
14466 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
14467 Change all callers.
14468 (Target_sparc::do_finalize_sections): Change handling of
14469 copy_relocs_.
14470 * x86_64.cc: Include "copy-relocs.h".
14471 (class Target_x86_64): Change type of copy_relocs_ to variable,
14472 update initializer.
14473 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
14474 class. Change all callers.
14475 (Target_x86_64::do_finalize_sections): Change handling of
14476 copy_relocs_.
14477 * Makefile.am (CCFILES): Add copy-relocs.cc.
14478 (HFILES): Add copy-relocs.h.
14479
4f4995b6
ILT		 14480 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
14481
85c7bf8b
ILT		 14482 * testsuite/script_test_4.sh: Permit leading zeroes.
14483
4f2a9edd
ILT		 144842008-04-15 Ian Lance Taylor <iant@google.com>
14485
e6188289
ILT		 14486 * script-sections.cc (Script_sections::create_segments): Use
14487 header_size_adjustment even when there is enough room for the
14488 headers.
14489 * testsuite/script_test_4.sh: New file.
14490 * testsuite/script_test_4.t: New file.
14491 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
14492 (check_DATA): Add script_test_4.stdout.
14493 (MOSTLYCLEANFILES): Likewise.
14494 (script_test_4): New target.
14495 (script_test_4.stdout): New target.
14496 * testsuite/Makefile.in: Rebuild.
14497
4f2a9edd
ILT		 14498 * sparc.cc: Add definitions for Output_data_plt_sparc class
14499 constants.
14500
f5314dd5
DM		 145012008-04-14 David S. Miller <davem@davemloft.net>
14502
14503 * sparc.cc: New file.
14504 * Makefile.am (TARGETSOURCES): Add sparc.cc
14505 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
14506 * configure.tgt: Document targ_extra_size and
14507 targ_extra_big_endian. Add entries for sparc-* and
14508 sparc64-*.
14509 * configure.ac: Handle targ_extra_size and
14510 targ_extra_big_endian.
14511 * Makefile.in: Rebuild.
14512 * configure: Likewise.
14513 * po/POTFILES.in: Likewise.
14514 * po/gold.pot: Likewise.
14515
154e0e9a
ILT		 145162008-04-14 Ian Lance Taylor <iant@google.com>
14517
14518 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
14519 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
14520 in the name/type/flags to section mapping. Don't call
14521 allocate_output_section.
14522 (Layout::choose_output_section): Change parameter from adjust_name
14523 to is_input_section. Don't permit input sections after sections
14524 are attached to segments. Don't call allocate_output_section.
14525 (Layout::layout_eh_frame): Call update_flags_for_input_section,
14526 not write_enable_output_section.
14527 (Layout::make_output_section): Don't push to
14528 unattached_section_list_ nor call attach_to_segment. Call
14529 attach_section_to_segment if sections are attached.
14530 (Layout::attach_sections_to_segments): New function.
14531 (Layout::attach_section_to_segment): New function.
14532 (Layout::attach_allocated_section_to_segment): Rename from
14533 attach_to_segment. Remove flags parameter.
14534 (Layout::allocate_output_section): Remove function.
14535 (Layout::write_enable_output_section): Remove function.
14536 * layout.h (class Layout): Update for above changes. Add new
14537 field sections_are_attached_.
14538 * output.h (Output_section::update_flags_for_input_section): New
14539 function.
14540 * output.cc (Output_section::add_input_section): Call
14541 update_flags_for_input_section.
14542 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
14543
009a67a2
CC		 145442008-04-11 Cary Coutant <ccoutant@google.com>
14545
14546 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
14547 thought unnecessary.
14548 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
14549
759b1a24
ILT		 145502008-04-11 Ian Lance Taylor <iant@google.com>
14551
14552 * output.h (class Output_section_data): Remove inline definition
14553 of set_addralign.
14554 * output.cc (Output_section_data::set_addralign): New function.
14555
c2b45e22
CC		 145562008-04-11 Cary Coutant <ccoutant@google.com>
14557
14558 Add support for TLS descriptors for i386 and x86_64.
14559 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
14560 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
14561 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
14562 GOT_TYPE_TLS_DESC.
14563 (Target_i386::got_mod_index_entry): Remove unnecessary code.
14564 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
14565 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
14566 relocations.
14567 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
14568 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
14569 Fix problem with initial-exec relocations.
14570 (Target_i386::Relocate::relocate_tls): Likewise.
14571 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
14572 relaxation.
14573 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
14574 support for section-plus-offset dynamic table entries.
14575 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
14576 (Output_data_dynamic::Dynamic_entry): Add support for
14577 section-plus-offset dynamic table entries.
14578 (Output_data_dynamic::Classification): Likewise.
14579 (Output_data_dynamic::classification_): Renamed offset_.
14580 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
14581 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
14582 (Target_x86_64::make_plt_section): New function.
14583 (Target_x86_64::reserve_tlsdesc_entries): New function.
14584 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
14585 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
14586 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
14587 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
14588 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
14589 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
14590 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
14591 add extra PLT entry for TLS descriptors.
14592 (Output_data_plt_x86_64::got_): New field.
14593 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
14594 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
14595 fields.
14596 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
14597 descriptors.
14598 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
14599 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
14600 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
14601 R_386_TLS_DESC_CALL relocations.
14602 (Target_x86_64::Scan::global): Likewise.
14603 (Target_x86_64::do_finalize_sections): Add dynamic table entries
14604 for TLS descriptors.
14605 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
14606 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
14607 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
14608 GD-to-IE relaxation.
14609 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
14610 and TLS_DESCRIPTORS.
14611 * Makefile.in: Rebuild.
14612 * configure: Rebuild.
14613 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
14614 (tls_test_shared2.so): New target.
14615 (tls_shared_gd_to_ie_test_SOURCES): New variable.
14616 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
14617 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
14618 (tls_shared_gd_to_ie_test_LDADD): New variable.
14619 (tls_shared_gnu2_gd_to_ie_test): New target.
14620 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
14621 New targets.
14622 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
14623 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
14624 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
14625 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
14626 (tls_shared_gnu2_test): New target.
14627 (tls_test_gnu2_shared.so): New target.
14628 (tls_shared_gnu2_test_SOURCES): New variable.
14629 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
14630 (tls_shared_gnu2_test_LDFLAGS): New variable.
14631 (tls_shared_gnu2_test_LDADD): New variable.
14632 * testsuite/Makefile.in: Rebuild.
14633 * testsuite/Makefile.
14634
83bfb6b7
ILT		 146352008-04-11 Ian Lance Taylor <iant@google.com>
14636
14637 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
14638 justsyms.t.
14639 * testsuite/Makefile.in: Rebuild.
14640
14641 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
14642 long.
14643 * testsuite/script_test_2.cc (main): Adjust test.
14644
706e1f5e
ILT		 146452008-04-11 David S. Miller <davem@davemloft.net>
14646 Ian Lance Taylor <iant@google.com>
14647
14648 * options.h (General_options): Add entries for '-Y' and
14649 '-relax'.
14650 * options.cc (General_options:finalize): If -Y was used, add those
14651 entries to the library path instead of the default "/lib" and
14652 "/usr/lib".
14653
7c98e6bb
DM		 146542008-04-11 David S. Miller <davem@davemloft.net>
14655
14656 * testsuite/justsyms.t: Start at 0x100.
14657 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 14658 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
14659 long.
14660 * testsuite/script_test_2.cc: Adjust string and section length
14661 checks.
7c98e6bb 14662
99a37bfd
ILT		 146632008-04-09 Ian Lance Taylor <iant@google.com>
14664
2cefc357
ILT		 14665 PR gold/5996
14666 * script-sections.cc (Sections_element::allocate_to_segment): Add
14667 orphan parameter.
14668 (Output_section_definition::allocate_to_segment): Likewise.
14669 (Orphan_output_section::allocate_to_segment): Likewise.
14670 (Script_sections::attach_sections_using_phdrs_clause): Don't
14671 propagate non-PT_LOAD segments to orphan sections.
14672 * testsuite/Makefile.am (script_test_3.stdout): Generate using
14673 readelf rather than objdump.
14674 * testsuite/script_test_3.sh: Adjust accordingly. Test that
14675 .interp section and PT_INTERP segment are the same size.
14676 * testsuite/Makefile.in: Rebuild.
14677
99a37bfd
ILT		 14678 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
14679 aliases for symbols defined in the same object.
14680 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
14681 (weak_alias_test_SOURCES): New variable.
14682 (weak_alias_test_DEPENDENCIES): New variable.
14683 (weak_alias_test_LDFLAGS): New variable.
14684 (weak_alias_test_LDADD): New variable.
14685 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
14686 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
14687 (weak_alias_test_3.o): New target.
14688 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
14689 * testsuite/weak_alias_test_main.cc: New file.
14690 * testsuite/weak_alias_test_1.cc: New file.
14691 * testsuite/weak_alias_test_2.cc: New file.
14692 * testsuite/weak_alias_test_3.cc: New file.
14693
780e49c5
ILT		 146942008-04-08 Ian Lance Taylor <iant@google.com>
14695
cdb0b8f5
ILT		 14696 * options.h (class General_options): Add --noinhibit-exec option.
14697 * main.cc (main): Check --noinhibit-exec.
14698
0864d551
ILT		 14699 * options.h (class General_options): Define --wrap as a special
14700 option. Add wrap_symbols_ field.
14701 (General_options::any_wrap_symbols): New function.
14702 (General_options::is_wrap_symbol): New function.
14703 * options.cc (General_options::parse_wrap): New function.
14704 (General_options::General_options): Initialize wrap_symbols_.
14705 * symtab.cc (Symbol_table::wrap_symbol): New function.
14706 (Symbol_table::add_from_object): Handle --wrap.
14707 * symtab.h (class Symbol_table): Declare wrap_symbol.
14708 * target.h (Target::wrap_char): New function.
14709 (Target::Target_info): Add wrap_char field.
14710 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
14711 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
14712 * testsuite/testfile.cc (Target_test::test_target_info):
14713 Likewise.
14714
789aa6de
ILT		 14715 * errors.cc (Errors::undefined_symbol): Mention symbol version if
14716 there is one.
14717
2c38906f
ILT		 14718 * layout.h (class Layout): Add added_eh_frame_data_ field.
14719 * layout.cc (Layout::Layout): Initialize new field.
14720 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
14721 output section until we find a section we merged successfully.
14722 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
14723 that the size be non-zero.
14724
780e49c5
ILT		 14725 * merge.cc (Object_merge_map::get_output_offset): Remove inline
14726 qualifier.
14727
7fcd0256
ILT		 147282008-04-08 Craig Silverstein <csilvers@google.com>
14729
14730 * configure.ac: Export new conditional variable HAVE_ZLIB.
14731 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
14732 on HAVE_ZLIB.
14733 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
14734 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14735
6835af53
ILT		 147362008-04-07 Ian Lance Taylor <iant@google.com>
14737
e24f324c
ILT		 14738 * version.cc (version_string): Set to "1.5".
14739
a036edd8
ILT		 14740 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
14741 Add issued_non_pic_error_ field. Declare check_non_pic.
14742 (Target_x86_64::Scan::check_non_pic): New function.
14743 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
14744 (Target_x86_64::Scan::global): Likewise.
14745
624f8810
ILT		 14746 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
14747 addend parameter. Change caller. Handle merge sections.
14748 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
14749 Address to Addend. Don't add in the result of
14750 local_section_offset, pass down the addend and use the returned
14751 value.
14752 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
14753 Update declarations of local_section_offset and symbol_value.
14754 * testsuite/two_file_test_1.cc (t18): New function.
14755 * testsuite/two_file_test_2.cc (f18): New function.
14756 * testsuite/two_file_test_main.cc (main): Call t18.
14757 * testsuite/two_file_test.h (t18, f18): Declare.
14758
6835af53
ILT		 14759 * configure.ac: Don't test for objdump, c++filt, or readelf.
14760 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
14761 conditionals.
14762 (TEST_READELF): New variable.
14763 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
14764 (check_PROGRAMS): Add two_file_strip_test.
14765 (two_file_strip_test): New target.
14766 (check_PROGRAMS): Add two_file_same_shared_strip_test.
14767 (two_file_same_shared_strip_test_SOURCES): New variable.
14768 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
14769 (two_file_same_shared_strip_test_LDFLAGS): New variable.
14770 (two_file_same_shared_strip_test_LDADD): New variable.
14771 (two_file_shared_strip.so): New target.
14772 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
14773 (ver_test_5.syms, ver_test_7.syms): Likewise.
14774 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
14775 (strip_test_3.stdout): Use TEST_OBJDUMP.
14776 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14777
86925eef
CC		 147782008-04-04 Cary Coutant <ccoutant@google.com>
14779
14780 * symtab.h (Symbol::is_weak_undefined): New function.
14781 (Symbol::is_strong_undefined): New function.
14782 (Symbol::is_absolute): New function.
14783 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
14784 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
14785 absolute symbols.
14786 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
14787 (weak_undef_test): New target.
14788 * testsuite/Makefile.in: Rebuild.
14789 * testsuite/weak_undef_file1.cc: New file.
14790 * testsuite/weak_undef_file2.cc: New file.
14791 * testsuite/weak_undef_test.cc: New file.
14792
126f3ece
ILT		 147932008-04-03 Craig Silverstein <csilvers@google.com>
14794
14795 * compressed_output.h (class Output_compressed_section): Use
14796 unsigned buffer.
14797 * compressed_output.cc (zlib_compress): Use unsigned buffers,
14798 add zlib header.
14799 (zlib_compressed_suffix): Removed.
14800 (Output_compressed_section::set_final_data_size): Use unsigned
14801 buffers.
14802 * testsuite/Makefile.am (flagstest_compress_debug_sections):
14803 Fix linker invocation.
14804 (flagstest_o_specialfile_and_compress_debug_sections):
14805 Likewise.
14806 * testsuite/Makefile.in: Regenerated.
14807
deae2a14
DM		 148082008-04-02 David S. Miller <davem@davemloft.net>
14809
14810 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
14811 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
14812
70752818
ILT		 148132008-04-02 Craig Silverstein <csilvers@google.com>
14814
14815 * TODO: New file.
14816
39d0cb0e
ILT		 148172008-04-02 Ian Lance Taylor <iant@google.com>
14818
14819 * fileread.cc (File_read::find_view): Add byteshift and vshifted
14820 parameters. Update for new key type to views_. Change all
14821 callers.
14822 (File_read::read): Adjust for byteshift in returned view.
14823 (File_read::add_view): New function, broken out of
14824 find_and_make_view.
14825 (File_read::make_view): New function, broken out of
14826 find_and_make_view.
14827 (File_read::find_or_make_view): Add offset and aligned
14828 parameters. Rewrite accordingly. Change all callers.
14829 (File_read::get_view): Add offset and aligned parameters. Adjust
14830 for byteshift in return value.
14831 (File_read::get_lasting_view): Likewise.
14832 * fileread.h (class File_read): Update declarations.
14833 (class File_read::View): Add byteshift_ field. Add byteshift to
14834 constructor. Add byteshift method.
14835 * archive.h (Archive::clear_uncached_views): New function.
14836 (Archive::get_view): Add aligned parameter. Change all callers.
14837 * object.h (Object::get_view): Add aligned parameter. Change all
14838 callers.
14839 (Object::get_lasting_view): Likewise.
14840
14841 * fileread.cc (File_read::release): Don't call clear_views if
14842 there are multiple objects.
14843 * fileread.h (File_read::clear_uncached_views): New function.
14844 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
14845 on the archive.
14846
a1207466
CC		 148472008-03-31 Cary Coutant <ccoutant@google.com>
14848
14849 Add thin archive support.
14850 * archive.cc (Archive::armagt): New const.
14851 (Archive::setup): Remove task parameter and calls to unlock.
14852 (Archive::unlock_nested_archives): New function.
14853 (Archive::read_header): Add nested_off parameter. Change
14854 all callers.
14855 (Archive::interpret_header): Likewise.
14856 (Archive::include_all_members): Change to handle thin
14857 archives.
14858 (Archive::include_member): Likewise.
14859 * archive.h (Archive::Archive): Add new parameters and
14860 initializers.
14861 (Archive::armagt): New const.
14862 (Archive::setup): Remove task parameter.
14863 (Archive::unlock_nested_archives): New function.
14864 (Archive::read_header): Add nested_off parameter.
14865 (Archive::interpret_header): Likewise.
14866 (Archive::Nested_archive_table): New typedef.
14867 (Archive::is_thin_archive_): New field.
14868 (Archive::nested_archives_): New field.
14869 (Archive::options_): New field.
14870 (Archive::dirpath_): New field.
14871 (Archive::task_): New field.
14872 * readsyms.cc (Read_symbols::do_read_symbols): Add check
14873 for thin archives. Pass additional parameters to
14874 Archive::Archive. Unlock the archive file after calling
14875 Archive::setup.
cd536b21 14876
479f6503
ILT		 148772008-03-29 Ian Lance Taylor <iant@google.com>
14878
686c8caf
ILT		 14879 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
14880 version symbol to be local.
14881 * testsuite/ver_test_4.sh: New file.
14882 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
14883 (check_DATA): Add ver_test_4.syms.
14884 (ver_test_4.syms): New target.
14885 * testsuite/Makefile.in: Rebuild.
14886
ab794b6b
ILT		 14887 * output.cc
14888 (Output_section::Input_section_sort_entry::has_priority): New
14889 function.
14890 (Output_section::Input_section_sort_entry::match_file_name): New
14891 function.
14892 (Output_section::Input_section_sort_entry::match_section_name):
14893 Remove.
14894 (Output_section::Input_section_sort_entry::match_section_name_prefix):
14895 Remove.
14896 (Output_section::Input_section_sort_entry::match_section_file):
14897 Remove.
14898 (Output_section::Input_section_sort_compare::operator()): Rewrite
14899 using new Input_section_sort_entry functions. Sort crtbegin and
14900 crtend first. Sort sections with no priority before sections with
14901 a priority.
14902 * testsuite/initpri1.c (d3): Check j != 4.
14903 (cd5): New constructor/destructor function.
14904 (main): Check j != 2.
14905
479f6503
ILT		 14906 * symtab.cc (Symbol_table::add_from_object): If we don't use the
14907 new symbol when resolving, don't call set_is_default.
14908 * testsuite/ver_test_7.cc: New file.
14909 * testsuite/ver_test_7.sh: New file.
14910 * testsuite/Makefile.am (ver_test_7.so): New target.
14911 (ver_test_7.o): New target.
14912 (check_SCRIPTS): Add ver_test_7.sh.
14913 (check_DATA): Add ver_test_7.syms.
14914 (ver_test_7.syms): New target.
14915
2fd32231
ILT		 149162008-03-28 Ian Lance Taylor <iant@google.com>
14917
14918 * layout.cc (Layout::layout): If we see an input section with a
14919 name that needs sorting, set the must_sort flag for the output
14920 section.
14921 (Layout::make_output_section): If the name of the output section
14922 indicates that it might require sorting, set the may_sort flag.
14923 * output.h (Output_section::may_sort_attached_input_sections): New
14924 function.
14925 (Output_section::set_may_sort_attached_input_sections): New
14926 function.
14927 (Output_section::must_sort_attached_input_sections): New
14928 function.
14929 (Output_section::set_must_sort_attached_input_sections): New
14930 function.
14931 (class Output_section): Declare Input_section_sort_entry. Define
14932 Input_section_sort_compare. Declare
14933 sort_attached_input_sections. Add new fields:
14934 may_sort_attached_input_sections_,
14935 must_sort_attached_input_sections_,
14936 attached_input_sections_are_sorted_.
14937 * output.cc (Output_section::Output_section): Initialize new
14938 fields.
14939 (Output_section::add_input_section): Add an entry to
14940 input_sections_ if may_sort or must_sort are true.
14941 (Output_section::set_final_data_size): Call
14942 sort_attached_input_sections if necessary.
14943 (Output_section::Input_section_sort_entry): Define new class.
14944 (Output_section::Input_section_sort_compare::operator()): New
14945 function.
14946 (Output_section::sort_attached_input_sections): New function.
14947 * configure.ac: Check whether the compiler supports constructor
14948 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
14949 * testsuite/initpri1.c: New file.
14950 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
14951 CONSTRUCTOR_PRIORITY.
14952 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
14953 (initpri1_LDFLAGS): New variable.
14954 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
14955
18e6b24e
ILT		 149562008-03-27 Ian Lance Taylor <iant@google.com>
14957
49bdd526
ILT		 14958 * common.cc (Sort_commons::operator): Correct sorting algorithm.
14959 * testsuite/common_test_1.c: New file.
14960 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
14961 (common_test_1_SOURCES): New variable.
14962 (common_test_1_DEPENDENCIES): New variable.
14963 (common_test_1_LDFLAGS): New variable.
14964
18e6b24e
ILT		 14965 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
14966 and commons_ correctly when NAME/VERSION does not override
14967 NAME/NULL.
14968 * testsuite/ver_test_6.c: New file.
14969 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
14970 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
14971 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
14972
04bf7072
ILT		 149732008-03-26 Ian Lance Taylor <iant@google.com>
14974
5871526f
ILT		 14975 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
14976 of an undefined symbol from a version script.
14977 * testsuite/Makefile.am (ver_test_5.so): New target.
14978 (ver_test_5.o): New target.
14979 (check_SCRIPTS): Add ver_test_5.sh.
14980 (check_DATA): Add ver_test_5.syms.
14981 (ver_test_5.syms): New target.
14982 * testsuite/ver_test_5.cc: New file.
14983 * testsuite/ver_test_5.script: New file.
14984 * testsuite/ver_test_5.sh: New file.
14985 * Makefile.in, testsuite/Makefile.in: Rebuild.
14986
04bf7072
ILT		 14987 PR gold/5986
14988 Fix problems building gold with gcc 4.3.0.
14989 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
14990 (gold_error_at_location, gold_warning_at_location): Use it.
14991 * configure.ac: Check whether we can compile and use a template
14992 function with a printf attribute.
14993 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
14994 when jumping over bytes.
14995 * object.cc: Instantiate Object::read_section_data.
14996 * debug.h: Include <cstring>
14997 * dwarf_reader.cc: Include <algorithm>
14998 * main.cc: Include <cstring>.
14999 * options.cc: Include <cstring>.
15000 * output.cc: Include <cstring>.
15001 * script.cc: Include <cstring>.
15002 * script.h: Include <string>.
15003 * symtab.cc: Include <cstring> and <algorithm>.
15004 * target-select.cc: Include <cstring>.
15005 * version.cc: Include <string>.
15006 * testsuite/testmain.cc: Include <cstdlib>.
15007 * configure, config.in: Rebuild.
15008
874c5b28
ILT		 150092008-03-25 Ian Lance Taylor <iant@google.com>
15010
819d6c3a
ILT		 15011 * options.cc: Include "../bfd/bfdver.h".
15012 (options::help): Print bug reporting address.
15013
f4b2c6f5
ILT		 15014 * version.cc (print_version): Adjust output for current value of
15015 BFD_VERSION_STRING.
15016
15017 * NEWS: New file.
15018
e96caa79
ILT		 15019 * options.cc (options::help): Print list of supported targets.
15020 * target-select.h: Include <vector>.
15021 (class Target_selector): Make machine_, size_, and is_big_endian_
15022 fields const. Add bfd_name_ and instantiated_target_ fields.
15023 (Target_selector::Target_selector): Add bfd_name parameter.
15024 (Target_selector::recognize): Make non-virtual, call
15025 do_recognize.
15026 (Target_selector::recognize_by_name): Make non-virtual, call
15027 do_recognize_by_name.
15028 (Target_selector::supported_names): New function.
15029 (Target_selector::bfd_name): New function.
15030 (Target_selector::do_instantiate_target): New pure virtual
15031 function.
15032 (Target_selector::do_recognize): New virtual function.
15033 (Target_selector::do_recognize_by_name): New virtual function.
15034 (Target_selector::instantiate_target): New private function.
15035 (supported_target_names): Declare.
15036 * target-select.cc (Target_selector::Target_selector): Update for
15037 new parameter and fields.
15038 (select_target_by_name): Check that the name matches before
15039 calling recognize_by_name.
15040 (supported_target_names): New function.
15041 * i386.cc (class Target_selector_i386): Update Target_selector
15042 constructor call. Remove recognize and recognize_by_name. Add
15043 do_instantiate_target.
15044 * x86_64.cc (class Target_selector_x86_64): Likewise.
15045 * testsuite/testfile.cc (class Target_selector_test): Update for
15046 changes to Target_selector.
15047
874c5b28
ILT		 15048 * README: Rewrite, with some notes on unsupported features.
15049
0a65a3a7
CC		 150502008-03-24 Cary Coutant <ccoutant@google.com>
15051
15052 * i386.cc (Target_i386::Got_type): New enum declaration.
15053 (Target_i386::Scan::local): Updated callers of Output_data_got
15054 member functions.
15055 (Target_i386::Scan::global): Likewise.
15056 (Target_i386::Relocate::relocate): Likewise.
15057 (Target_i386::Relocate::relocate_tls): Likewise.
15058 * object.h (Got_offset_list): New class.
15059 (Sized_relobj::local_has_got_offset): Added got_type parameter.
15060 (Sized_relobj::local_got_offset): Likewise.
15061 (Sized_relobj::set_local_got_offset): Likewise.
15062 (Sized_relobj::local_has_tls_got_offset): Removed.
15063 (Sized_relobj::local_tls_got_offset): Removed.
15064 (Sized_relobj::set_local_tls_got_offset): Removed.
15065 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
15066 * output.cc (Output_data_got::add_global): Added got_type parameter.
15067 (Output_data_got::add_global_with_rel): Likewise.
15068 (Output_data_got::add_global_with_rela): Likewise.
15069 (Output_data_got::add_global_pair_with_rel): New function.
15070 (Output_data_got::add_global_pair_with_rela): New function.
15071 (Output_data_got::add_local): Added got_type parameter.
15072 (Output_data_got::add_local_with_rel): Likewise.
15073 (Output_data_got::add_local_with_rela): Likewise.
15074 (Output_data_got::add_local_pair_with_rel): New function.
15075 (Output_data_got::add_local_pair_with_rela): New function.
15076 (Output_data_got::add_global_tls): Removed.
15077 (Output_data_got::add_global_tls_with_rel): Removed.
15078 (Output_data_got::add_global_tls_with_rela): Removed.
15079 (Output_data_got::add_local_tls): Removed.
15080 (Output_data_got::add_local_tls_with_rel): Removed.
15081 (Output_data_got::add_local_tls_with_rela): Removed.
15082 * output.h (Output_data_got::add_global): Added got_type parameter.
15083 (Output_data_got::add_global_with_rel): Likewise.
15084 (Output_data_got::add_global_with_rela): Likewise.
15085 (Output_data_got::add_global_pair_with_rel): New function.
15086 (Output_data_got::add_global_pair_with_rela): New function.
15087 (Output_data_got::add_local): Added got_type parameter.
15088 (Output_data_got::add_local_with_rel): Likewise.
15089 (Output_data_got::add_local_with_rela): Likewise.
15090 (Output_data_got::add_local_pair_with_rel): New function.
15091 (Output_data_got::add_local_pair_with_rela): New function.
15092 (Output_data_got::add_global_tls): Removed.
15093 (Output_data_got::add_global_tls_with_rel): Removed.
15094 (Output_data_got::add_global_tls_with_rela): Removed.
15095 (Output_data_got::add_local_tls): Removed.
15096 (Output_data_got::add_local_tls_with_rel): Removed.
15097 (Output_data_got::add_local_tls_with_rela): Removed.
15098 * resolve.cc (Symbol::override_base_with_special): Removed
15099 reference to has_got_offset_ field.
15100 * symtab.cc (Symbol::init_fields): Replaced initialization
15101 of got_offset_ with got_offsets_. Removed initialization
15102 of has_got_offset_
53fcba31 15103 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 15104 (Symbol::got_offset): Likewise.
15105 (Symbol::set_got_offset): Likewise.
15106 (Symbol::has_tls_got_offset): Removed.
15107 (Symbol::tls_got_offset): Removed.
15108 (Symbol::set_tls_got_offset): Removed.
15109 (Symbol::got_offset_): Removed.
15110 (Symbol::tls_mod_got_offset_): Removed.
15111 (Symbol::tls_pair_got_offset_): Removed.
15112 (Symbol::got_offsets_): New field.
15113 (Symbol::has_got_offset): Removed.
15114 (Symbol::has_tls_mod_got_offset): Removed.
15115 (Symbol::has_tls_pair_got_offset): Removed.
15116 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
15117 (Target_x86_64::Scan::local): Updated callers of Output_data_got
15118 member functions.
15119 (Target_x86_64::Scan::global): Likewise.
15120 (Target_x86_64::Relocate::relocate): Likewise.
15121 (Target_x86_64::Relocate::relocate_tls): Likewise.
15122
bd52eafb
BE		 151232008-03-25 Ben Elliston <bje@au.ibm.com>
15124
15125 * yyscript.y: Fix spelling error in comment.
15126
8b105e34
ILT		 151272008-03-24 Ian Lance Taylor <iant@google.com>
15128
8ed814a9
ILT		 15129 * options.h (class General_options): Define build_id option.
15130 * layout.h (class Layout): Declare write_build_id, create_note,
15131 create_build_id. Add build_id_note_ member.
15132 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
15133 "libiberty.h", "md5.h", "sha1.h".
15134 (Layout::Layout): Initialize eh_frame_data_,
15135 eh_frame_hdr_section_, and build_id_note_.
15136 (Layout::finalize): Call create_build_id.
15137 (Layout::create_note): New function, broken out of
15138 Layout::create_gold_note.
15139 (Layout::create_gold_note): Call create_note.
15140 (Layout::create_build_id): New function.
15141 (Layout::write_build_id): New function.
15142 (Close_task_runner::run): Call write_build_id.
15143
8b105e34
ILT		 15144 * x86_64.cc: Correct license to GPLv3.
15145
086a1841
ILT		 151462008-03-23 Ian Lance Taylor <iant@google.com>
15147
15148 * options.cc: Include "demangle.h".
15149 (parse_optional_string): New function.
15150 (parse_long_option): Handle takes_optional_argument.
15151 (parse_short_option): Update dash_z initializer. Handle
15152 takes_optional_argument.
15153 (General_options::General_options): Initialize do_demangle_.
15154 (General_options::finalize): Set do_demangle_. Handle demangling
15155 style.
15156 * options.h (parse_optional_string): Declare.
15157 (struct One_option): Add optional_arg field. Update constructor.
15158 Update call constructor calls. Add takes_optional_argument
15159 function.
15160 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
15161 (DEFINE_optional_string): Define.
15162 (General_options::demangle): Change from DEFINE_bool to
15163 DEFINE_optional_string.
15164 (General_options::no_demangle): New function.
15165 (General_options::do_demangle): New function.
15166 (General_options::set_do_demangle): New function.
15167 (General_options::execstack_status_): Move definition to end of
15168 class definition.
15169 (General_options::static_): Likewise.
15170 (General_options::do_demangle_): New field.
15171 * object.cc (big_endian>::get_symbol_location_info): Call
15172 Options::do_demangle, not Options::demangle.
15173 * symtab.cc (demangle): Likewise.
15174
cbb93e63
ILT		 151752008-03-22 Ian Lance Taylor <iant@google.com>
15176
15177 * gold.h: Include <cstddef> and <sys/types.h>
15178 * options.h: Include <cstring>.
15179
ec531623
ILT		 151802008-03-21 Ian Lance Taylor <iant@google.com>
15181
15182 * Added source code to GNU binutils.
752937aa 15183\f
0c6e6c39 15184Copyright (C) 2008-2013 Free Software Foundation, Inc.
752937aa
NC		 15185
15186Copying and distribution of this file, with or without modification,
15187are permitted in any medium without royalty provided the copyright
15188notice and this notice are preserved.
15189
15190Local Variables:
15191mode: change-log
15192left-margin: 8
15193fill-column: 74
15194version-control: never
15195End:
GDB Binutils - Deliverables
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