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* gdb.base/gdb11531.exp: Respect gdb,no_hardware_watchpoints flag.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
3e235302
DK		 12010-06-16 Doug Kwan <dougkwan@google.com>
2
3 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4 .ARM.attributes section if we have not merged any input
5 attributes sections.
6
106e8a6c
DK		 72010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8
9 * arm.cc: Allow combining objects with no EABI version
10 information.
11
91ff43fe
RÁE		 122010-06-15 Rafael Espindola <espindola@google.com>
13
14 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
15
68ed838c
ILT		 162010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
17
18 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
19 (struct iovec): Correct !HAVE_READV definition.
20
f3a2388f
CC		 212010-06-10 Cary Coutant <ccoutant@google.com>
22
23 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
24 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
25 reloc sections.
26 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
27
28 PR 11683
29 * symtab.h (Symbol::is_placeholder): New member function.
30 * target-reloc.h (relocate_section): Check for placeholder symbols.
31
32 * testsuite/Makefile.am (plugin_test_8): New test.
33 (plugin_test_9): New test.
34 * testsuite/Makefile.in: Regenerate.
35
e1df38aa
NC		 362010-06-09 Nick Clifton <nickc@redhat.com>
37
38 * yyscript.y (input_list_element): Allow strings prefixed with
39 the '-' character. Treat these as libraries.
40 * script.cc (script_add_library): New function. Adds a library
41 specified by "-l<name>" found in an input script.
42 * script-c.h: Add prototype for script_add_library.
43
25bbe950
DK		 442010-06-07 Doug Kwan <dougkwan@google.com>
45
46 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
47 Restrict stub-group size to be within long conditional branch
48 range when working around cortex-A8 erratum.
49
0f32ea4c
ILT		 502010-06-07 Damien Diederen <dd@crosstwine.com>
51
52 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
53 #ifdef typo.
54
8fe2a369
ST		 552010-06-03 Sriraman Tallam <tmsriram@google.com>
56
57 PR gold/11658
58 * output.cc
59 (Output_section::Input_section_sort_entry::compare_section_ordering):
60 Change to return non-zero correctly.
61 (Output_section::Input_section_sort_section_order_index_compare
62 ::operator()): Change to fix ambiguity in comparisons.
63
6e9ba2ca
ST		 642010-06-01 Sriraman Tallam <tmsriram@google.com>
65
66 * gold.h (is_wildcard_string): New function.
67 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
68 (Layout::layout_eh_frame): Ditto.
69 (Layout::find_section_order_index): New method.
70 (Layout::read_layout_from_file): New method.
71 * layout.h (Layout::find_section_order_index): New method.
72 (Layout::read_layout_from_file): New method.
73 (Layout::input_section_position_): New private member.
74 (Layout::input_section_glob_): New private member.
75 * main.cc (main): Call read_layout_from_file here.
76 * options.h (--section-ordering-file): New option.
77 * output.cc (Output_section::input_section_order_specified_): New
78 member.
79 (Output_section::Output_section): Initialize new member.
80 (Output_section::add_input_section): Add new parameter.
81 Keep input sections when --section-ordering-file is used.
82 (Output_section::set_final_data_size): Sort input sections when
83 section ordering file is specified.
84 (Output_section::Input_section_sort_entry): Add new parameter.
85 Check sorting type.
86 (Output_section::Input_section_sort_entry::compare_section_ordering):
87 New method.
88 (Output_section::Input_section_sort_compare::operator()): Change to
89 consider section_order_index.
90 (Output_section::Input_section_sort_init_fini_compare::operator()):
91 Change to consider section_order_index.
92 (Output_section::Input_section_sort_section_order_index_compare
93 ::operator()): New method.
94 (Output_section::sort_attached_input_sections): Change to sort
95 according to section order when specified.
e1df38aa
NC		 96 (Output_section::add_input_section<32, true>): Add new parameter.
97 (Output_section::add_input_section<64, true>): Add new parameter.
98 (Output_section::add_input_section<32, false>): Add new parameter.
99 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 100 * output.h (Output_section::add_input_section): Add new parameter.
101 (Output_section::input_section_order_specified): New
102 method.
103 (Output_section::set_input_section_order_specified): New method.
104 (Input_section::Input_section): Initialize section_order_index_.
105 (Input_section::section_order_index): New method.
106 (Input_section::set_section_order_index): New method.
107 (Input_section::section_order_index_): New member.
108 (Input_section::Input_section_sort_section_order_index_compare): New
109 struct.
110 (Output_section::input_section_order_specified_): New member.
111 * script-sections.cc (is_wildcard_string): Delete and move modified
112 method to gold.h.
113 (Output_section_element_input::Output_section_element_input): Modify
114 call to is_wildcard_string.
115 (Output_section_element_input::Input_section_pattern
116 ::Input_section_pattern): Ditto.
117 (Output_section_element_input::Output_section_element_input): Ditto.
118 * testsuite/Makefile.am (final_layout): New test case.
119 * testsuite/Makefile.in: Regenerate.
120 * testsuite/final_layout.cc: New file.
121 * testsuite/final_layout.sh: New file.
122
3537c84b
RÁE		 1232010-06-01 Rafael Espindola <espindola@google.com>
124
125 * plugin.cc (Plugin::load): Pass the output name to the plugin.
126
105b6afd
RÁE		 1272010-06-01 Rafael Espindola <espindola@google.com>
128
129 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
130 visibility of symbols.
131
29e11421
DK		 1322010-05-27 Doug Kwan <dougkwan@google.com>
133
134 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
135 from start of output section instead of address for a local symbol
136 in a merged or relaxed section when doing a relocatable link.
137
5e0f337e
RÁE		 1382010-05-26 Rafael Espindola <espindola@google.com>
139
140 PR 11604
141 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
142 adding sections the garbage collector removed.
143 * gold/testsuite/Makefile.am: Add test.
144 * gold/testsuite/Makefile.in: Regenerate.
145 * gold/testsuite/plugin_test_7.sh: New.
146 * gold/testsuite/plugin_test_7_1.c: New.
147 * gold/testsuite/plugin_test_7_2.c: New.
148
f4187277
RÁE		 1492010-05-26 Rafael Espindola <espindola@google.com>
150
151 * script-sections.cc (Output_section_definition::set_section_addresses):
152 Check for --section-start.
153
5c388529
DK		 1542010-05-26 Doug Kwan <dougkwan@google.com>
155
156 * arm.cc (Arm_scan_relocatable_relocs): New class.
157 (Target_arm::relocate_special_relocatable): New method.
158 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
159 (Arm_relocate_functions::thumb_branch_common): Same.
160 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
161 instead of Default_scan_relocatable_relocs.
162 * target-reloc.h (relocate_for_relocatable): Let target handle
163 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
164 * target.h (Sized_target::relocate_special_relocatable): New method.
165
bca1c3ae
ILT		 1662010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
167
168 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
169
0439c796
DK		 1702010-05-23 Doug Kwan <dougkwan@google.com>
171
172 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
173 instead of a cast.
174 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
175 with a direct branch, not a conditional branch, to a stub.
176 * merge.cc (Output_merge_base::record_input_section): New method
177 defintion.
178 (Output_merge_data::do_add_input_section): Record input section if
179 keeps-input-sections flag is set.
180 (Output_merge_string::do_add_input_section): Ditto.
181 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
182 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
183 INPUT_SECTIONS_.
184 (Output_merge_base::keeps_input_sections,
185 Output_merge_base::set_keeps_input_sections,
186 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
187 method definitions.
188 (Output_merge_base::Input_sections): New type declaration.
189 (Output_merge_base::input_sections_begin,
190 Output_merge_base::input_sections_end,
191 Output_merge_base::do_set_keeps_input_sections): New method definitions.
192 (Output_merge_base::bool keeps_input_sections_,
193 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
194 Output_merge_base::input_sections_): New data members.
195 (Output_merge_data::do_set_keeps_input_sections): New method
196 defintion.
197 (Output_merge_string::do_set_keeps_input_sections): Ditto.
198 * output.cc (Output_section::Input_section::relobj): Move method
199 defintion from class declaration to here and handle merge sections.
200 (Output_section::Input_section::shndx): Ditto.
201 (Output_section::Output_section): Remove initializations of removed
202 data members and initialize new data member LOOKUP_MAPS_.
203 (Output_section::add_input_section): Set keeps-input-sections flag
204 for a newly created merge output section as appropriate. Adjust code
205 to use Output_section_lookup_maps class.
206 (Output_section::add_relaxed_input_section): Adjst code for lookup
207 maps code refactoring.
208 (Output_section::add_merge_input_section): Add a new parameter
209 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
210 class. If adding input section to a newly created merge output
211 section fails, remove the new merge section.
212 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 213 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 214 (Output_section::find_merge_section): Ditto.
215 (Output_section::build_lookup_maps): New method defintion.
216 (Output_section::find_relaxed_input_section): Adjust code to use
217 Output_section_lookup_maps class.
218 (Output_section::get_input_sections): Export merge sections. Adjust
219 code to use Output_section_lookup_maps class.
220 (Output_section:::add_script_input_section): Adjust code to use
221 Output_section_lookup_maps class. Update lookup maps for merge
222 sections also.
223 (Output_section::discard_states): Use Output_section_lookup_maps.
224 (Output_section::restore_states): Same.
225 * output.h (Merge_section_properties): Move class defintion out of
226 Output_section.
227 (Output_section_lookup_maps): New class.
228 (Output_section::Input_section::is_merge_section): New method
229 defintion.
230 (Output_section::Input_section::relobj): Move defintion out of class
231 defintion. Declare method only.
232 (Output_section::Input_section::shndx): Ditto.
233 (Output_section::Input_section::output_merge_base): New method defintion.
234 (Output_section::Input_section::u2_.pomb): New union field.
235 (Output_section::Merge_section_by_properties_map,
236 Output_section::Output_section_data_by_input_section_map,
237 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
238 Remove types.
239 (Output_section::add_merge_input_section): Add new parameter
240 KEEPS_INPUT_SECTIONS.
241 (Output_section::build_lookup_maps): New method declaration.
242 (Output_section::merge_section_map_,
243 Output_section::merge_section_by_properties_map_,
244 Output_section::relaxed_input_section_map_,
245 Output_section::is_relaxed_input_section_map_valid_): Remove data
246 members.
247 (Output_section::lookup_maps_): New data member.
248
76295588
L		 2492010-05-21 Doug Kwan <dougkwan@google.com>
250
251 PR gold/11619
252 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
253 avoid a compilation error.
254
d103a984
RÁE		 2552010-05-19 Rafael Espindola <espindola@google.com>
256
257 * script-sections.cc (Output_section_definition::allocate_to_segment):
258 Update the phdrs_list even when the output section is NULL.
259 * testsuite/Makefile.am: Add test.
260 * testsuite/Makefile.in: Regenerate.
261 * testsuite/script_test_9.cc: New.
262 * testsuite/script_test_9.sh: New.
263 * testsuite/script_test_9.t: New.
264
6625d24e
DK		 2652010-05-19 Doug Kwan <dougkwan@google.com>
266
267 * arm.cc (Arm_input_section::original_size): New method.
268 (Arm_input_section::do_addralign): Add a cast.
269 (Arm_input_section::do_output_offset): Remove static cast.
270 (Arm_input_section::original_addralign,
271 Arm_input_section::original_size_): Change type to uint32_t.
272 (Arm_input_section::init): Add safe casts for section alignment
273 and size.
274 (Arm_input_section::set_final_data_size): Do not set address and
275 offset of stub table.
276 (Arm_output_section::fix_exidx_coverage): Change use of of
277 Output_section::Simple_input_section to that of
278 Output_section::Input_section.
279 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
280 except for the first pass.
281 * output.cc (Output_section::get_input_sections): Change type of
282 input_sections to std::list<Input_section>.
283 (Output_section::add_script_input_section): Rename from
284 Output_section::add_simple_input_section. Change type of SIS
285 parameter from Simple_input_section to Input_section.
286 * output.h (Output_section::Simple_input_section): Remove class.
287 (Output_section::Input_section): Change class visibility to public.
288 (Output_section::Input_section::addralign): Use stored alignments
289 for special input sections if set.
290 (Output_section::Input_section::set_addralign): New method.
291 (Output_section::get_input_sections): Change parameter type from
292 list of Simple_input_section to list of Input_section.
293 (Output_section::add_script_input_section): Rename from
294 Output_section::add_simple_input_section. Change first parameter's
295 type from Simple_input_section to Input_section and remove the
296 second and third parameters.
297 * script-sections.cc (Input_section::Input_section_list): Change
298 type to list of Output_section::Input_section/
299 (Input_section_info::Input_section_info): Change parameter type of
300 INPUT_SECTION to Output_section::Input_section.
301 (Input_section_info::input_section): Change return type.
302 (Input_section_info::input_section_): Change type to
303 Output_section::Input_section.
304 (Output_section_element_input::set_section_addresses): Adjust code
305 to use Output_section::Input_section instead of
306 Output_section::Simple_input_section. Adjust code for renaming
307 of Output_section::add_simple_input_section.
308 (Orphan_output_section::set_section_addresses): Ditto.
309
e1e82ea4
RW		 3102010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
311
312 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
313 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
314
91e75c8a
RÁE		 3152010-05-18 Rafael Espindola <espindola@google.com>
316
317 * options.cc (General_options::finalize): Handle -nostdlib.
318 * options.h (nostdlib): New option.
319 * script.cc (script_add_search_dir): Handle -nostdlib.
320
da59ad79
DK		 3212010-05-12 Doug Kwan <dougkwan@google.com>
322
323 * arm.cc (Target_arm::do_finalize_sections): Create an empty
324 attributes section only if there no attributes section after merging.
325 (Target_arm::merge_object_attributes): Move value of
e1df38aa 326 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 327 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
328 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
329 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
330 and arm_attr_merge_7.stdout.
331 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
332 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
333 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
334 arm_attr_merge_7b.o): New rules.
335 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
336 arm_attr_merge_7
337 * testsuite/Makefile.in: Regenerate.
338 * testsuite/arm_attr_merge.sh: New file.
339 * testsuite/arm_attr_merge_[67][ab].s: Same.
340
3e01a7fd
NC		 3412010-05-05 Nick Clifton <nickc@redhat.com>
342
343 * po/es.po: Updated Spanish translation.
344
7ad2014a
L		 3452010-04-27 H.J. Lu <hongjiu.lu@intel.com>
346
347 * Makefile.am (install-exec-local): Properly install gold as
348 default cross linker.
349 * Makefile.in: Regenerated.
350
4fda8867
NC		 3512010-04-27 H.J. Lu <hongjiu.lu@intel.com>
352 Nick Clifton <nickc@redhat.com>
353
354 * configure.ac (install_as_default): Define and set to false
355 unless --enable-gold or --enable-gold=both/gold has been
356 specified.
357 * configure: Regenerate.
358
359 * Makefile.am (install-exec-local): Install the executable as
360 'ld.gold'. If install_as_default is true then also install it as
361 'ld'.
362 * Makefile.in: Regenerated.
363
bd288ea2
ILT		 3642010-04-24 Ian Lance Taylor <iant@google.com>
365
366 * layout.cc (Layout::layout_reloc): In relocatable link don't
367 combine reloc sections for grouped sections.
368
ef38fd8a
ST		 3692010-04-23 Sriraman Tallam <tmsriram@google.com>
370
371 * gc.h (gc_process_relocs): Pass information on relocs pointing to
372 sections that are not ordinary to icf.
373 * icf.cc (get_section_contents): Handle relocation pointing to section
374 with no object or shndx information.
375 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
376 * testsuite/Makefile.in: Regenerate.
377 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
378 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
379
f6973bdc
ILT		 3802010-04-22 Ian Lance Taylor <iant@google.com>
381
382 * expression.cc (Expression::Expression_eval_info): Add
383 result_alignment_pointer field.
384 (Expression::eval_with_dot): Add result_alignment_pointer
385 parameter. Change all callers.
386 (Expression::eval_maybe_dot): Likewise.
387 (class Binary_expression): Add alignment_pointer parameter to
388 left_value and right_value. Change all callers.
389 (BINARY_EXPRESSION): Set result alignment.
390 (class Trinary_expression): Add alignment_pointer parameter to
391 arg2_value and arg3_value. Change all callers.
392 (Trinary_cond::value): Set result alignment.
393 (Max_expression::value, Min_expression::value): Likewise.
394 (Align_expression::value): Likewise.
395 * script-sections.cc (class Sections_element): Add dot_alignment
396 parameter to set_section_addresses virtual function. Update
397 instantiations.
398 (class Output_section_element): Likewise.
399 (Script_sections::create_segments): Add dot_alignment parameter.
400 Change all callers.
401 (Script_sections::create_segments_from_phdrs_clause): Likewise.
402 (Script_sections::set_phdrs_clause_addresses): Likewise.
403 * script-sections.h: Update declarations.
404 * script.h: Update declarations.
405 * output.h (Output_segment::set_minimum_p_align): Don't decrease
406 min_p_align.
407 * testsuite/script_test_3.t: Set large alignment.
408 * testsuite/script_test_3.sh: Make sure that at least one LOAD
409 segment has expected alignment.
410
9c9c98a5
NC		 4112010-04-22 Nick Clifton <nickc@redhat.com>
412
413 * po/gold.pot: Updated by the Translation project.
414 * po/vi.po: Updated Vietnamese translation.
415
2253bfba
L		 4162010-04-22 H.J. Lu <hongjiu.lu@intel.com>
417
418 * testsuite/Makefile.am (check_PROGRAMS): Add
419 icf_virtual_function_folding_test.
420 * testsuite/Makefile.in: Regenerated.
421
85fdf906
AH		 4222010-04-15 Andrew Haley <aph@redhat.com>
423
424 * options.h (merge_exidx_entries): New option.
425 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
426 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
427 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
428 (Target_arm::merge_exidx_entries): New function.
429 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
430 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
431 to Arm_exidx_fixup constructor.
432 Add new arg, merge_exidx_entries.
433 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
434 Arm_output_section::fix_exidx_coverage.
435
ce97fa81
ST		 4362010-04-18 Sriraman Tallam <tmsriram@google.com>
437
438 * icf.cc (get_section_contents): Check for preemptible functions.
439 Ignore addend when appropriate.
440 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
441 section folded.
442 (add_from_relobj): Check for section folded.
443 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
444 * symtab.h (should_add_dynsym_entry): Add new parameter.
445 * target-reloc.h (scan_relocs): Check for section folded.
446 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
447 Check reloc types for function pointers in shared objects.
448 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
449 case.
450 (icf_preemptible_functions_test): New test case.
451 (icf_string_merge_test): New test case.
452 * testsuite.Makefile.in: Regenerate.
453 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
454 bar_glob. Refactor code.
455 * testsuite/icf_preemptible_functions_test.cc: New file.
456 * testsuite/icf_preemptible_functions_test.sh: New file.
457 * testsuite/icf_string_merge_test.cc: New file.
458 * testsuite/icf_string_merge_test.sh: New file.
459 * testsuite/icf_virtual_function_folding_test.cc: New file.
460 * testsuite/icf_virtual_function_folding_test.sh: New file.
461
04ceb17c
DK		 4622010-04-14 Doug Kwan <dougkwan@google.com>
463
464 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
465 for local symbol recounting if we remove a section due to ICF.
466 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
467 there are no regular objects in input.
468
153e7da4
DK		 4692010-04-13 Doug Kwan <dougkwan@google.com>
470
471 * arm.cc (Arm_input_section::set_final_data_size): Compute
472 accurate final data size instead of using current data size.
473
4dbd9faf
DK		 4742010-04-09 Doug Kwan <dougkwan@google.com>
475
476 * layout.cc (Layout::choose_output_section): Handle script section
477 types.
478 (Layout::make_output_section_for_script): Add section type parameter.
479 Handle script section types.
480 * layout.h (Layout::make_output_section_for_script): Add section
481 type parameter.
482 * output.cc (Output_section::Output_section): Initialize data member
483 is_noload_.
484 (Output_section::do_reset_address_and_file_offset): Do not set address
485 to 0 if section is a NOLOAD section.
486 * output.h (Output_section::is_noload): New method.
487 (Output_section::set_is_noload): Ditto.
488 (Output_section::is_noload_): New data member.
489 * script-c.h (Script_section_type): New enum type.
490 (struct Parser_output_section_header): Add new file section_type.
491 * script-sections.cc (Sections_element::output_section_name): Add
492 parameter for returning script section type.
493 (Output_section_definition::output_section_name): Ditto.
494 (Output_section_definition::section_type)P; New method.
495 (Output_section_definiton::script_section_type_name): Ditto.
496 (Output_section_definition::script_section_type_): New data member.
497 (Output_section_definition::Output_section_definition): Initialize
498 data member Output_section_definition::script_section_type_.
499 (Output_section_definition::create_sections): Pass script section type
500 to Layout::make_output_section_for_script.
501 (Output_section_definition::output_section_name): Return script
502 section type to caller.
503 (Output_section_definition::set_section_address): Do not advance
504 dot value and load address if section type is NOLOAD. Set address
505 of NOLOAD sections regardless of section flags.
506 (Output_section_definition::print): Print section type if it is
507 not SCRIPT_SECTION_TYPE_NONE.
508 (Output_section_definition::section_type): New method.
509 (Output_section_definition::script_section_type_name): Ditto.
510 (Script_sections::output_section_name): Add new parameter
511 PSECTION_TYPE for returning script section type. Pass it to
512 section elements. Handle discard sections.
513 (Sort_output_sections::operator()): Handle NOLOAD sections.
514 * script-sections.h (Script_sections::Section_type): New enum type.
515 (Script_sections::output_section_name): Add a new parameter for
516 returning script section type.
517 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
518 INFO and NOLOAD.
519 * yyscript.y (union): Add new field SECTION_TYPE.
520 (COPY, DSECT, INFO, NOLOAD): New tokens.
521 (opt_address_and_section_type): Change type to output_section_header.
522 (section_type): New non-terminal
523 (section_header): Handle section type.
2253bfba 524 (opt_address_and_section_type): Return section type value.
4dbd9faf 525
721ea635
L		 5262010-04-09 H.J. Lu <hongjiu.lu@intel.com>
527
528 * testsuite/plugin_common_test_1.c (foo): Add prototype.
529 * testsuite/plugin_common_test_2.c (foo): Likewise.
530
6bf924b0
DK		 5312010-04-08 Doug Kwan <dougkwan@google.com>
532
533 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
534 Output_merge_data.
535 * output.cc (Output_section::add_merge_input_section): Simplify
536 code and return status of Output_merge_base::add_input_section.
e1df38aa 537 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 538 returns true.
539
24af6f92
DK		 5402010-04-07 Doug Kwan <dougkwan@google.com>
541
542 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
543 if section is marked as containing instructions but has no mapping
544 symbols.
545 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
546 correct section index.
547 (Arm_relobj::find_linked_text_section): Ditto.
548
00698fc5
CC		 5492010-04-07 Cary Coutant <ccoutant@google.com>
550
551 * archive.cc (include_member): Destroy Read_symbols_data object before
552 releasing file.
553 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
554 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
555 (Read_symbols_data::~Read_symbols_data) New destructor.
556 (Section_relocs::Section_relocs) New constructor.
557 (Section_relocs::~Section_relocs) New destructor.
558 (Read_relocs_data::Read_relocs_data) New constructor.
559 (Read_relocs_data::~Read_relocs_data) New destructor.
560 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
561 pointers to NULL after deleting.
562
7296d933
DK		 5632010-04-07 Doug Kwan <dougkwan@google.com>
564
565 * arm.cc: Replace "endianity" with "endianness" in comments.
566 (Arm_exidx_cantunwind): Ditto.
567 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
568 (Arm_relobj::merge_flags_and_attributes): New method.
569 (Arm_relobj::merge_flags_and_attributes_): New data member.
570 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
571 (Arm_relobj::scan_sections_for_stubs): Ditto.
572 (Arm_relobj::do_read_symbols): Check to see if we really want to
573 merge processor-specific flags and attributes. Exit early if
574 an object is empty except for section names and the undefined symbol.
575 (Target_arm::do_finalize_sections): Move check for ELF format to
576 Arm_relobj::do_read_symbols. Merge processor specific flags and
577 attributes from a regular object only when we have determined that
578 it is aapropriate. Do not create an .ARM.attributes section in
579 output if there is no regular input object.
580 (Target_arm::merge_processor_specific_flags): Check
581 --warn-mismatch before printing any error.
582 (Target_arm::merge_object_attributes): Ditto.
583 * gold.cc (queue_middle_tasks): Handle the case in which there is
584 no regular object in input.
585 * options.cc (General_options::parse_EB): New method.
586 (General_options::parse_EL): Same.
587 (General_options::General_options): Initialize endianness_.
588 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
589 New options.
590 (General_options::Endianness): New enum.
591 (General_options::endianness): New method.
592 (General_options::endianness_): New data member.
593 * parameters.cc (Parameters::set_options): Check target endianness.
594 (Parameters::set_target_once): Ditto.
595 (Parameters::check_target_endianness): New method.
596 (parameters_force_valid_target): If either -EL or -EB is specified,
597 use it to define endianness of default target.
598 * parameters.h (Parameters::check_target_endianness): New method
599 declaration.
600 * target.h (class Target): Change "endianity" to "endianness"
601 in comments.
602
efc8d4f2
RW		 6032010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
604
605 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
606 * configure: Regenerate.
607 * Makefile.in: Regenerate.
608 * testsuite/Makefile.in: Regenerate.
609
be234d88
CC		 6102010-04-06 Cary Coutant <ccoutant@google.com>
611
612 gcc PR lto/42757
613 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
614 prevailing definitions of common symbols.
615 * testsuite/plugin_test_6.sh: New test case.
616 * testsuite/plugin_common_test_1.c: New test case.
617 * testsuite/plugin_common_test_2.c: New test case.
618 * testsuite/Makefile.am (plugin_test_6): New test case.
619 * testsuite/Makefile.in: Regenerate.
620
bd32c6bd
NC		 6212010-04-06 Nick Clifton <nickc@redhat.com>
622
623 * po/vi.po: New Vietnamese translation.
624
323c532f
DK		 6252010-03-30 Doug Kwan <dougkwan@google.com>
626
627 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
628
4fcd97eb
DK		 6292010-03-25 Doug Kwan <dougkwan@google.com>
630
631 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
632 to avoid a conversion warning on a 32-bit host.
633
4ebf39db
ILT		 6342010-03-24 Ian Lance Taylor <iant@google.com>
635
636 * testsuite/script_test_3.t: Add a TLS segment.
637 * testsuite/Makefile.am (check_PROGRAMS): Add
638 tls_phdrs_script_test.
639 (tls_phdrs_script_test_SOURCES): Define.
640 (tls_phdrs_script_test_DEPENDENCIES): Define.
641 (tls_phdrs_script_test_LDFLAGS): Define.
642 (tls_phdrs_script_test_LDADD): Define.
643 * testsuite/Makefile.in: Rebuild.
644
4a599bdd
CC		 6452010-03-23 Cary Coutant <ccoutant@google.com>
646
647 * fileread.cc (find_or_make_view): Fix comment.
648
6c93b22c
ILT		 6492010-03-23 Ian Lance Taylor <iant@google.com>
650
651 * script-sections.cc (class Orphan_section_placement): Define
652 PLACE_TLS and PLACE_TLS_BSS.
653 (Orphan_section_placement::Orphan_section_placement): Initialize
654 new places.
655 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
656 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
657 (tls_script_test_SOURCES): Define.
658 (tls_script_test_DEPENDENCIES): Define.
659 (tls_script_test_LDFLAGS): Define.
660 (tls_script_test_LDADD): Define.
661 * testsuite/Makefile.in: Rebuild.
662
a2c7281b
DK		 6632010-03-22 Doug Kwan <dougkwan@google.com>
664
665 * arm.cc (Arm_relocate_functions::abs8,
666 Arm_relocate_functions::abs16): Use correct check for overflow
667 specified in the ARM ELF specs.
668 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
669 target of a BLX instruction specially.
670 (Reloc_stub::stub_type_for_reloc): Ditto.
671 (Relocate::relocate): Use symbolic names instead of numeric relocation
672 codes to report error.
673 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
674 workaround.
675 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
676 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
677 thumb2_blx_out_of_range.stdout
678 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
679 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
680 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
681 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
682 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
683 thumb2_blx_in_range, thumb2_blx_in_range.o,
684 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
685 thumb2_blx_out_of_range.o): New rules.
686 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
687 thumb2_blx_in_range and thumb2_blx_out_of_range.
688 * testsuite/Makefile.in: Regenerate.
689 * arm_branch_in_range.sh: Add tests for THUMB BLX.
690 * testsuite/thumb_blx_in_range.s: New file.
691 * testsuite/thumb_blx_out_of_range.s: New file.
692
b0193076
RÁE		 6932010-03-22 Rafael Espindola <espindola@google.com>
694
695 * archive.cc (Should_include): Move to archive.h.
696 (should_include_member): Make it a member of Archive.
697 (Lib_group): New.
698 (Add_lib_group_symbols): New.
699 * archive.h: Include options.h.
700 (Archive_member): Moved from Archive.
701 (Should_include): Moved from archive.cc.
702 (Lib_group): New.
703 (Add_lib_group_symbols): New.
704 * dynobj.cc (do_should_include_member): New.
705 * dynobj.h (do_should_include_member): New.
706 * gold.cc (queue_initial_tasks): Update call to queue.
707 * main.cc (main): Print lib group stats.
708 * object.cc (do_should_include_member): New.
709 * object.h: Include archive.h.
710 (Object::should_include_member): New.
711 (Object::do_should_include_member): New.
712 (Sized_relobj::do_should_include_member): New.
713 * options.cc (General_options::parse_start_lib): New.
714 (General_options::parse_end_lib): New.
715 (Input_arguments::add_file): Handle lib groups.
716 (Input_arguments::start_group): Check we are not in a lib.
717 (Input_arguments::start_lib): New.
718 (Input_arguments::end_lib): New.
719 * options.h (General_options): Add start_lib and end_lib.
720 (Input_argument::lib_): New.
721 (Input_argument::lib): New.
722 (Input_argument::is_lib): New.
723 (Input_file_lib): New.
724 (Input_arguments::in_lib_): New.
725 (Input_arguments::in_lib): New.
726 (Input_arguments::start_lib): New.
727 (Input_arguments::end_lib_): New.
728 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
729 in unused members as preempted.
730 (Sized_pluginobj::do_should_include_member): New.
731 * plugin.h (Sized_pluginobj::do_should_include_member): New.
732 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
733 return the blocker.
734 (Read_symbols::do_whole_lib_group): New.
735 (Read_symbols::do_lib_group): New.
736 (Read_symbols::do_read_symbols): Handle lib groups.
737 (Read_symbols::get_name): Handle lib groups.
738 * readsyms.h (Read_symbols): Add an archive member pointer.
739 (Read_symbols::do_whole_lib_group): New.
740 (Read_symbols::do_lib_group): New.
741 (Read_symbols::member_): New.
742 * script.cc (read_input_script): Update call to queue_soon.
743
d099120c
DK		 7442010-03-19 Doug Kwan <dougkwan@google.com>
745
746 * arm.cc (Stub_table::Stub_table): Initialize new data members
747 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
748 (Stub_table::add_reloc_stub): Assign stub offset and update
749 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
750 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
751 New data members.
752 (Stub_table::update_data_size_and_addralign): Use
753 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
754 instead of going over all reloc stubs.
755 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
756 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
757 Stringpool_template::offset_ to size of Stringpool_char.
758 (Stringpool_template::new_key_offset): Remove code to initialize
759 Stringpool_template::offset_.
760 * stringpool.h (Stringpool_template::set_no_zero_null): Set
761 Stringpool_template::offset_ to zero.
762
1aa37384
DK		 7632010-03-15 Doug Kwan <dougkwan@google.com>
764
765 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
766 offset_.
767 (Stringpool_template::new_key_offset): New method.
768 (Stringpool_template::add_string): Assign offsets when adding new
769 strings.
770 (Stringpool_template::set_string_offsets): Do not set string offsets
771 when not optimizing.
772 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
773 member size_.
774 (Chunked_vector::clear): Clear size_.
775 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
776 (Chunked_vector::size): Return size_.
777 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 778 (Chunked_vector::size_): New data member.
1aa37384
DK		 779 (Stringpool_template::set_no_zero_null): Assert string set is empty.
780 (Stringpool_template::new_key_offset): New method declaration.
781 (Stringpool_template::offset_): New data member.
782
b672b057
RÁE		 7832010-03-15 Rafael Espindola <espindola@google.com>
784
785 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
786 Add_symbols' constructor.
787 * readsyms.h (Add_symbols): Remove the input_group member.
788
b6848d3c
ILT		 7892010-03-10 Ian Lance Taylor <iant@google.com>
790
791 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
792 target to ask whether a reference to a symbol requires a stack
793 split.
794 * target.h (Target::is_call_to_non_split): New function.
795 (Target::do_is_call_to_non_split): Declare virtual function.
796 * target.cc: Include "symtab.h".
797 (Target::do_is_call_to_non_split): New function.
798 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
799
a2a5469e
CC		 8002010-03-10 Cary Coutant <ccoutant@google.com>
801
802 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
803 (File_read::open[1]): Remove initial mapping of whole_file_view_.
804 (File_read::open[2]): Add whole_file_view_ to list of views.
805 (File_read::make_view): Remove test of whole_file_view_.
806 (File_read::find_or_make_view): Create whole_file_view_ if
807 necessary.
808 (File_read::clear_views): Replace bool parameter with enum;
809 adjust all callers. Don't delete views with permanent data;
810 do delete cached views and views from archives if
811 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
812 if clearing the corresponding view.
813 * fileread.h (File_read::Clear_views_mode): New enum.
814 (File_read::View::is_permanent_view): New method.
815 (File_read::clear_views): Replace bool parameter
816 with enum; adjust all callers.
817 * options.h (General_options): Change keep_files_mapped option;
818 add map_whole_files.
819 * readsyms.cc (Add_symbols::run): Delete sd_ object before
820 releasing the file.
821 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
822 the file.
823
8861f32b
DM		 8242010-03-10 David S. Miller <davem@davemloft.net>
825
826 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
827
d62d0f5f
ST		 8282010-03-09 Sriraman Tallam <tmsriram@google.com>
829
830 * icf.cc (get_section_contents): Add '@' marker after processing the
831 merge reloc.
832
9177756d
DK		 8332010-03-08 Doug Kwan <dougkwan@google.com>
834
835 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
836 due to a conversion warning.
837 (Arm_relobj::update_output_local_symbol_count): Check for local
838 symbol with unset output index.
839
9e9e071b
ILT		 8402010-03-05 Ian Lance Taylor <iant@google.com>
841
842 * options.h (class General_options): Add --spare-dynamic-tags.
843 * output.cc (Output_data_dynamic::set_final_data_size): Implement
844 --spare-dynamic-tags.
845
a81ee015
ILT		 8462010-03-05 Ian Lance Taylor <iant@google.com>
847
848 * incremental.cc: Include "libiberty.h".
849
44ec90b9
RO		 8502010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
851
852 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
853 function, is_info_ member.
854 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
855 (Versions::Versions): Update caller.
856 (Versions::define_base_version): Likewise.
857 (Versions::add_def): Likewise.
858
0897ed3b
ST		 8592010-03-03 Sriraman Tallam <tmsriram@google.com>
860
861 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
862 (Scan::possible_function_pointer_reloc): New function.
863 (Scan::local_reloc_may_be_function_pointer): Change to call
864 possible_function_pointer_reloc.
865 (Scan::global_reloc_may_be_function_pointer): Ditto.
866 * icf.h (Icf::check_section_for_function_pointers): Change to reject
867 relocations in ".data.rel.ro._ZTV" section.
868 * testsuite/icf_safe_so_test.sh: Change to pass i386.
869 * testsuite/icf_safe_so_test.cc: Ditto.
870 * testsuite/icf_safe_test.cc: Ditto.
871 * testsuite/icf_safe_test.sh: Ditto.
872
d3bbad62
ILT		 8732010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
874 Ian Lance Taylor <iant@google.com>
875
876 * target-reloc.h (relocate_section): Check the symbol table index
877 for -1U before setting the local symbol index.
878 (scan_relocatable_relocs): If copying the relocation, record that
879 the local symbol is required.
880 * object.h (Symbol_value::is_output_symtab_index_set): New
881 function.
882 (Symbol_value::may_be_discarded_from_output_symtab): New
883 function.
884 (Symbol_value::has_output_symtab_entry): New function.
885 (Symbol_value::needs_output_symtab_entry): Remove.
886 (Symbol_value::output_symtab_index): Make sure the symbol index is
887 set.
888 (Symbol_value::set_output_symtab_index): Make sure the symbol
889 index is not set. Make sure the new index is valid.
890 (Symbol_value::set_must_have_output_symtab_entry): New function.
891 (Symbol_value::has_output_dynsym_entry): New function.
892 (Symbol_value::set_output_dynsym_index): Make sure the new index
893 is valid.
894 (Sized_relobj::set_must_have_output_symtab_entry): New function.
895 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
896 local symbol if permitted.
897 (Sized_relobj::do_finalize_local_symbols): Call
898 is_output_symtab_index_set rather than needs_output_symtab_entry.
899 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
900 rather than needs_output_symtab_entry. Call
901 has_output_dynsym_entry rather than needs_output_dynsym_entry.
902 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
903 is_output_symtab_index_set rather than needs_output_symtab_entry.
904 * testsuite/discard_locals_relocatable_test.c: New file.
905 * testsuite/discard_locals_test.sh: Test -r.
906 * testsuite/Makefile.am (check_DATA): Add
907 discard_locals_relocatable_test1.syms,
908 discard_local_relocatable_test2.syms.
909 (MOSTLYCLEANFILES): Likewise. Also add
910 discard_locals_relocatable_test1.lout and
911 discard_locals_relocatable_test2.out.
912 (discard_locals_relocatable_test1.syms): New target.
913 (discard_locals_relocatable_test.o): New target.
914 (discard_locals_relocatable_test1.out): New target.
915 (discard_locals_relocatable_test2.syms): New target.
916 (discard_locals_relocatable_test2.out): New target.
917 (various): Add missing ../ld-new dependencies.
918 * testsuite/Makefile.in: Rebuild.
919
7e8ccf26
NC		 9202010-03-03 Nick Clifton <nickc@redhat.com>
921
922 * po/fi.po: New Finnish translation.
923
2a0ff005
DK		 9242010-03-01 Doug Kwan <dougkwan@google.com>
925
926 * layout.cc (Layout::Layout): Force section types of .init_array*,
927 .preinit_array* and .fini_array* sections.
928 * output.cc (Output_section::Input_section_sort_entry::has_priority):
929 Fix check of return value of std::string::find.().
930 (Output_section::Input_section_sort_compare::operator()): Remove
931 comment about .init_array.
932 (Output_section::Input_section_sort_init_fini_compare::operator()):
933 New method.
934 (Output_section::sort_attached_input_sections): Handle .init_array
935 and .fini_array specially.
936 * output.h (Output_section::Inut_section_sort_compare): Update
937 comment.
938 (Output_section::Input_section_sort_init_fini_compare): New struct.
939
c3e4ae29
DK		 9402010-02-26 Doug Kwan <dougkwan@google.com>
941
942 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
943 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
944 * testsuite/debug_msg.sh: Avoid matching source line number for
945 use of global variable undef_int.
946
2fd9ae7a
DK		 9472010-02-26 Doug Kwan <dougkwan@google.com>
948
949 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
950 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
951 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
952 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
953 * options.cc (General_options::General_options): Initialize member
954 fix_v4bx_.
955 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
956 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
957 and rm_no_fix_v4bx.stdout
958 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
959 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
960 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
961 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
962 and arm_no_fix_v4bx.
963 * Makefile.in: Regenerate.
964 * testsuite/arm_fix_v4bx.s: New file.
965 * testsuite/arm_fix_v4bx.sh: Ditto.
966
67ec7d0b
DK		 9672010-02-24 Doug Kwan <dougkwan@google.com>
968
969 * arm.cc (Target_arm::got_section): Make the .got section the first
970 non RELRO section in the data segment.
971 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
972 suffixes of section names.
973
10165461
DK		 9742010-02-24 Doug Kwan <dougkwan@google.com>
975
976 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
977 flags and attributes merging if an input file is a binary file.
978 * fileread.cc (Input_file::open): Record format of original file.
979 * fileread.h (Input_file::Format): New enum type.
980 (Input_file::Input_file): Initialize data member format_.
981 (Input_file::format): New method definition.
982 (Input_file::format_):: New data member.
983
4a54abbb
DK		 9842010-02-24 Doug Kwan <dougkwan@google.com>
985
986 * arm.cc (Arm_output_data_got): New class.
987 (ARM_TCB_SIZE): New constant
988 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
989 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
990 If user uses a script with a SECTIONS clause, issue only a warning
991 for a misplaced EXIDX input section. Otherwise, issue an error.
992 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
993 garbage collection.
994 (Target_arm::got_mode_index_entry): Handle static linking.
995 (Target_arm::Scan::local): Ditto.
996 (Target_arm::Scan::global): Ditto.
997 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
998 all incorrectly implemented relocations.
e1df38aa 999 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 1000 Arm_output_section::fix_exidx_coverage.
1001 * layout.cc (Layout::section_name_mapping): Remove trailing dots
1002 from ".ARM.exidx." and ".ARM.extab.".
1003
ca419a6f
ILT		 10042010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1005
1006 * arm.cc (Target_arm::do_finalize_sections): Create attribute
1007 section if it does not already exist.
1008 * attributes.cc (Attributes_section_data::Attributes_section_data):
1009 Don't crash if size is zero.
1010
135b9c78
ILT		 10112010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1012 Ian Lance Taylor <iant@google.com>
1013
1014 * gold.cc (queue_middle_tasks): If no input files were opened,
1015 exit.
1016 * workqueue.h (Task_function::Task_function): Assert that there is
1017 a blocker.
1018
bb0bfe4f
DK		 10192010-02-22 Doug Kwan <dougkwan@google.com>
1020
1021 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
1022 * icf.cc (get_section_contents): Cast snprintf arguments to long long
1023 types to avoid warnings due to different uint64_t implementations
1024 on different hosts.
1025
2a2b6d42
DK		 10262010-02-21 Doug Kwan <dougkwan@google.com>
1027
1028 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
1029 handling of the maximum backward branch offset.
1030 (Arm_relocate_functions::thumb_branch_common): Ditto.
1031 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
1032 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 1033 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 1034 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
1035 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
1036 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
1037 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
1038 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
1039 thumb_bl_out_of_range thumb_bl_out_of_range.o,
1040 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
1041 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
1042 thumb2_bl_out_of_range.o): New rules.
1043 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
1044 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
1045 thumb2_bl_out_of_range
1046 * testsuite/Makefile.in: Regenerate.
1047 * testsuite/arm_bl_in_range.s: New file.
1048 * testsuite/arm_bl_out_of_range.s: Ditto.
1049 * testsuite/arm_branch_in_range.sh: Ditto.
1050 * testsuite/arm_branch_range.t: Ditto.
1051 * testsuite/thumb2_branch_range.t: Ditto.
1052 * testsuite/thumb_bl_in_range.s: Ditto.
1053 * testsuite/thumb_bl_out_of_range.s: Ditto.
1054 * testsuite/thumb_branch_range.t: Ditto.
1055
b487ad64
ST		 10562010-02-20 Sriraman Tallam <tmsriram@google.com>
1057
1058 * gc.h (gc_process_relocs): Change vectors to point to the new list.
1059 Add reloc offset information.
1060 * icf.cc (get_section_contents): Change iterators to point to the new
1061 vectors. Add reloc offset information to the contents.
1062 * icf.h (Icf::Sections_reachable_info): New typedef.
1063 (Icf::Sections_reachable_list): New typedef.
1064 (Icf::Offset_info): New typedef.
1065 (Icf::Reloc_info): New struct typedef.
1066 (Icf::Reloc_info_list): New typedef.
1067 (Icf::symbol_reloc_list): Delete method.
1068 (Icf::addend_reloc_list): Delete method.
1069 (Icf::section_reloc_list): Delete method.
1070 (Icf::reloc_info_list): New method.
1071 (Icf::reloc_info_list_): New member.
1072
f96accdf
DK		 10732010-02-19 Doug Kwan <dougkwan@google.com>
1074
1075 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
1076 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
1077 * arm.cc (Arm_relocation_functions): New forward declaration.
1078 (Target_arm::Target_arm): Initialize new data members
1079 got_mod_index_offset_ and tls_base_symbol_defined_.
1080 (Target_arm::Relocate::relocate_tls): New method.
1081 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
1082 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
1083 New methods.
1084 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
1085 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
1086 (Target_arm::got_mod_index_offset_,
1087 Target_arm::tls_base_symbol_defined_): New data members.
1088 (Target_arm::Scan::local, Target::Scan::global,
1089 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
1090 relocations.
1091
c8761b9a
DK		 10922010-02-18 Doug Kwan <dougkwan@google.com>
1093
1094 * arm.cc (Arm_relobj::find_linked_text_section): New method.
1095 (Arm_relobj::make_exidx_input_section): Pass section index of linked
1096 text section as a parameter becuase some broken tools may not set
1097 the link in section header.
1098 (Target_arm::has_got_section): New method.
1099 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
1100 without any mapping symbol as data only. Remove warning.
1101 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
1102 link in its section header, try to discover the link by inspecting the
1103 REL31 relocation at the beginning of the section.
1104 (Target_arm::Scan::check_non_pic): Report name of offending relocation
1105 in error message.
1106 (Target_arm::Scan::global): Treat any reference to the symbol
1107 _GLOBAL_OFFSET_TABLE_ as a GOT access.
1108
21bb3914
ST		 11092010-02-12 Sriraman Tallam <tmsriram@google.com>
1110
1111 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
1112 (Scan::global_reloc_may_be_function_pointer): New function.
1113 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1114 (Scan::global_reloc_may_be_function_pointer): New function.
1115 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
1116 (Scan::global_reloc_may_be_function_pointer): New function.
1117 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
1118 (Scan::global_reloc_may_be_function_pointer): New function.
1119 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
1120 (Scan::global_reloc_may_be_function_pointer): New function.
1121 (Scan::possible_function_pointer_reloc): New function.
1122 (Target_x86_64::can_check_for_function_pointers): New function.
1123 * gc.h (gc_process_relocs): Scan relocation types to determine if
1124 function pointers were taken for targets that support it.
1125 * icf.cc (Icf::find_identical_sections): Include functions for
1126 folding in safe ICF whose pointer is not taken.
1127 * icf.h (Secn_fptr_taken_set): New typedef.
1128 (fptr_section_id_): New member.
1129 (section_has_function_pointers): New function.
1130 (set_section_has_function_pointers): New function.
1131 (check_section_for_function_pointers): New function.
1132 * options.h: Fix comment for safe ICF option.
1133 * target.h (can_check_for_function_pointers): New function.
1134 * testsuite/Makefile.am: Add icf_safe_so_test test case.
1135 Modify icf_safe_test for X86-64.
1136 * testsuite/Makefile.in: Regenerate.
1137 * testsuite/icf_safe_so_test.cc: New file.
1138 * testsuite/icf_safe_so_test.sh: New file.
1139 * testsuite/icf_safe_test.cc (kept_func_3): New function.
1140 (main): Change to take pointer to function kept_func_3.
1141 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
1142 folding is done correctly for X86-64.
1143
0da6fa6c
DM		 11442010-02-12 David S. Miller <davem@davemloft.net>
1145
1146 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
1147 is_symbolless parameter.
1148 (Output_reloc<SHT_REL>::is_symbolless): New.
1149 (Output_reloc<SHT_REL>::is_symbolless_): New.
1150 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
1151 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
1152 (Output_reloc<SHT_RELA>::is_symbolless): New.
1153 (Output_data_reloc::add_global): Handle is_symbolless.
1154 (Output_data_reloc::add_global_relative): Likewise.
1155 (Output_data_reloc::add_local): Likewise.
1156 (Output_data_reloc::add_local_relative): Likewise.
1157 (Output_data_reloc::add_symbolless_global_addend): New.
1158 (Output_data_reloc::add_symbolless_local_addend): New.
1159 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
1160 is_symbolless.
1161 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
1162 instead of ->is_relative_
1163 (Output_reloc::write): Likewise.
1164 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
1165 (Output_reloc::write_rel): Simplify.
1166
1167 * sparc.cc (Target_sparc::Scan::local): Use
1168 ->add_symbolless_local_addend as needed.
1169 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
1170 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
1171 based upon relocation offset.
1172
e4782e83
DK		 11732010-02-11 Doug Kwan <dougkwan@google.com>
1174
1175 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
1176 (Target_arm::Scan::global): Ditto. Also remove a comment before the
1177 beginning of function.
1178 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
1179 and MOVT_ABS relocations. Those are non issued in scanning. Fix
1180 parameter is_32bit in calls to should_apply_static_reloc.
1181 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
1182 (check_DATA): Add arm_abs_global.stdout.
1183 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
1184 arm_abs_global.stdout): New rules.
1185 (MOSTLLYCLEANFILES): Add arm_abs_global
1186 * Makefile.in: Regenerate.
1187 * testsuite/arm_abs_global.s: New file.
1188 * testsuite/arm_abs_global.sh: Ditto.
1189 * testsuite/arm_abs_lib.s: Ditto.
1190
93ceb764
ILT		 11912010-02-11 Ian Lance Taylor <iant@google.com>
1192
1193 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
1194 Read_relocs task.
1195 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
1196 Allocate_commons_task first.
1197 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
1198 task, rather than symtab_lock_.
1199 (Gc_process_relocs::~Gc_process_relocs): New function.
1200 (Gc_process_relocs::is_runnable): Check this_blocker_.
1201 (Gc_process_relocs::locks): Use next_blocker_ rather than
1202 blocker_.
1203 (Scan_relocs::~Scan_relocs): New function.
1204 (Scan_relocs::is_runnable): Check this_blocker_ rather than
1205 symtab_lock_.
1206 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
1207 next_blocker_.
1208 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
1209 fields. Add this_blocker_ and next_blocker_ fields. Adjust
1210 constructor accordingly.
1211 (class Gc_process_relocs): Likewise.
1212 (class Scan_relocs): Likewise.
1213 * common.h (class Allocate_commons_task): Remove symtab_lock_
1214 field, and corresponding constructor parameter.
1215 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
1216 symtab_lock_.
1217 (Allocate_commons_task::locks): Likewise.
1218
114dfbe1
ILT		 12192010-02-11 Ian Lance Taylor <iant@google.com>
1220
1221 * gold-threads.h (class Once): Define.
1222 (class Initialize_lock): Rewrite as child of Once.
1223 * gold-threads.cc (class Once_initialize): Define.
1224 (once_pointer_control): New static variable.
1225 (once_pointer, once_arg): New static variables.
1226 (c_run_once): New static function.
1227 (Once::Once, Once::run_once, Once::internal_run): New functions.
1228 (class Initialize_lock_once): Remove.
1229 (initialize_lock_control): Remove.
1230 (initialize_lock_pointer): Remove.
1231 (initialize_lock_once): Remove.
1232 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
1233 (Initialize_lock::initialize): Rewrite.
1234 (Initialize_lock::do_run_once): New function.
1235 * archive.cc (Archive::interpret_header): Only clear name if it is
1236 not already empty.
1237 * fileread.cc: Include "gold-threads.h"
1238 (file_counts_lock): New static variable.
1239 (file_counts_initialize_lock): Likewise.
1240 (File_read::release): Only increment counts when using --stats.
1241 Use a lock around the increment.
1242 * parameters.cc (class Set_parameters_target_once): Define.
1243 (set_parameters_target_once): New static variable.
1244 (Parameters::Parameters): Move here from parameters.h.
1245 (Parameters::set_target): Rewrite.
1246 (Parameters::set_target_once): New function.
1247 (Parameters::clear_target): Move here and rewrite.
1248 * parameters.h (class Parameters): Update declarations. Add
1249 set_parameters_target_once_ field.
1250 (Parameters::Parameters): Move to parameters.cc.
1251 (Parameters::clear_target): Likewise.
1252 * readsyms.cc (Read_symbols::do_group): Create a Start_group
1253 task.
1254 (Start_group::~Start_group): New function.
1255 (Start_group::is_runnable): New function.
1256 (Start_group::locks, Start_group::run): New functions.
1257 (Finish_group::run): Change saw_undefined to size_t.
1258 * readsyms.h (class Start_group): Define.
1259 (class Finish_group): Change saw_undefined_ field to size_t.
1260 (Finish_group::Finish_group): Remove saw_undefined and
1261 this_blocker parameters. Change all callers.
1262 (Finish_group::set_saw_undefined): New function.
1263 (Finish_group::set_blocker): New function.
1264 * symtab.h (class Symbol_table): Change saw_undefined to return
1265 size_t. Change saw_undefined_ field to size_t.
1266 * target-select.cc (Set_target_once::do_run_once): New function.
1267 (Target_selector::Target_selector): Initialize set_target_once_
1268 field. Don't initialize lock_ and initialize_lock_ fields.
1269 (Target_selector::instantiate_target): Rewrite.
1270 (Target_selector::set_target): New function.
1271 * target-select.h (class Set_target_once): Define.
1272 (class Target_selector): Update declarations. Make
1273 Set_target_once a friend. Remove lock_ and initialize_lock_
1274 fields. Add set_target_once_ field.
1275
fa17a3f4
ILT		 12762010-02-10 Ian Lance Taylor <iant@google.com>
1277
1278 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
1279 queueing any tasks.
1280 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
1281 (queue_middle_tasks): Add all blockers before queueing any tasks.
1282 (queue_final_tasks): Likewise.
1283 * token.h (Task_token::add_blockers): New function.
1284 * object.h (Input_objects::number_of_relobjs): New function.
1285
c7177d31
ILT		 12862010-02-10 Ian Lance Taylor <iant@google.com>
1287
5de0e392
ILT		 1288 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
1289 shared, not if not position independent.
1290 * x86_64.cc (Relocate::relocate_tls): Likewise.
1291 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
1292 (tls_pie_pic_test): New target.
1293 * testsuite/Makefile.in: Rebuild.
1294
c7177d31
ILT		 1295 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
1296 (tls_test_main_pie.o, tls_test_pie.o): New targets.
1297 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
1298 * testsuite/Makefile.in: Rebuild.
1299
684b268a
DM		 13002010-02-09 David S. Miller <davem@davemloft.net>
1301
1302 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
1303 R_SPARC_RELATIVE using ->add_local_relative().
1304 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
1305
612a8d3d
DM		 1306 * output.h (Output_data_dynamic::add_section_size): New method
1307 that takes two Output_data objects.
1308 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
1309 entry param. Handle it in initializers.
1310 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
1311 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
1312 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
1313 arg.
1314 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
1315 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
1316 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
1317 for dynrel_includes_plt.
1318 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1319 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1320 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
1321 before .rela.plt
1322 (Target_sparc::do_finalize_sections): Update to pass true for
1323 dynrel_includes_plt.
1324 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
1325 output before .rela.plt
1326 (Target_powerpc::do_finalize_sections): Update to pass true for
1327 dynrel_includes_plt when 32-bit.
1328
cb1be87e
DK		 13292010-02-08 Doug Kwan <dougkwan@google.com>
1330
1331 * arm.cc (Arm_relobj::simple_input_section_output_address): New
1332 method.
1333 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
1334 Arm_relobj::scan_section_for_cortex_a8_stubs,
1335 Arm_relobj::do_relocation_section): Instead of calling
1336 Output_section::output_address, use faster
1337 Arm_relobj::simple_input_section_output_address.
1338
705b5121
DM		 13392010-02-08 David S. Miller <davem@davemloft.net>
1340
1341 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
1342 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
1343 relocation helper function.
1344
024c4466
DM		 1345 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
1346 just like R_SPARC_GOT{10,13,22}.
1347 (Target_sparc::Scan::local): Likewise.
1348 (Target_sparc::Relocate:relocate): Likewise.
1349
9109c078
ILT		 13502010-02-06 Ian Lance Taylor <iant@google.com>
1351
1352 * configure.ac: Rewrite targetobjs duplicate removal code to use
1353 only shell constructs.
1354 * configure: Rebuild.
1355
cf846138
DK		 13562010-02-05 Doug Kwan <dougkwan@google.com>
1357
1358 PR 11247
1359 * arm.cc (Arm_relobj::section_is_scannable): New method.
1360 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
1361 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
1362
6cfaf60b
DK		 13632010-02-04 Doug Kwan <dougkwan@google.com>
1364
1365 PR 11247
1366 * arm-reloc-property.cc (cstdio): Include.
1367 * configure.ac (targetobjs): Remove duplicates.
1368 * configure: Regenerate.
1369 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
1370 big and little endian version for a given address size.
1371
5c57f1be
DK		 13722010-02-03 Doug Kwan <dougkwan@google.com>
1373
1374 * arm-reloc-property.cc
1375 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1376 definition.
1377 * arm-reloc-property.h
1378 (Arm_reloc_property_table::get_implemented_static_reloc_property):
1379 New method definition.
1380 (Arm_reloc_property_table::reloc_name_in_error_message): New method
1381 declaration.
1382 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
1383 overflow to N.
1384 (GOT_PREL): Change implemented to Y.
1385 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
1386 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
1387 (Arm_relocate_functions::movw_abs_nc): Remove method.
1388 (Arm_relocate_functions::movt_abs): Ditto.
1389 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
1390 (Arm_relocate_functions::thm_movt_abs): Ditto.
1391 (Arm_relocate_functions::movw_rel_nc): Ditto.
1392 (Arm_relocate_functions::movw_rel): Ditto.
1393 (Arm_relocate_functions::movt_rel): Ditto.
1394 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
1395 (Arm_relocate_functions:thm_movw_rel): Ditto.
1396 (Arm_relocate_functions:thm_movt_rel): Ditto.
1397 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
1398 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
1399 New method definitions.
1400 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
1401 (Arm_relocation_functions::arm_grp_ldr): Ditto.
1402 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
1403 (Arm_relocation_functions::arm_grp_ldc): Ditto.
1404 (Target_arm::Relocate::relocate): Check for non-static or
1405 unimplemented relocation code and exit early. Change calls to
1406 Target_arm::reloc_uses_thumb_bit and
1407 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
1408 instead. Refactor code to handle similar relocations to increase
1409 code sharing. Remove check for unsupported relocation code in switch
1410 statement.
1411 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
1412 relocation property table to find out size. Change error message to
1413 print out the name of a relocation code instead of the numeric value.
1414 (Target_arm::scan_reloc_for_stub): Use relocation property table
1415 instead of calling Target_arm::reloc_uses_thumb_bit().
1416
218c5831
DK		 14172010-02-02 Doug Kwan <dougkwan@google.com>
1418
1419 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
1420 types of relaxed input section.
1421
0d31c79d
DK		 14222010-02-02 Doug Kwan <dougkwan@google.com>
1423
1424 * Makefile.am (HFILES): Add arm-reloc-property.h.
1425 (DEFFILES): New.
1426 (TARGETSOURCES): Add arm-reloc-property.cc
1427 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
1428 (libgold_a_SOURCES): $(DEFFILES)
1429 * Makefile.in: Regenerate.
1430 * arm-reloc-property.cc: New file.
1431 * arm-reloc-property.h: New file.
1432 * arm-reloc.def: New file.
1433 * arm.cc: Update comments.
1434 (arm-reloc-property.h): New included header.
1435 (arm_reloc_property_table): New global variable.
1436 (Target_arm::do_select_as_default_target): New method definition.
1437 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
1438 arm-reloc-property to targ_extra_obj.
1439 * parameters.cc (set_parameters_target): Call
1440 Target::select_as_default_target().
1441 * target.h (Target::select_as_default_target): New method definition.
1442 (Target::do_select_as_default_target): Same.
1443
546c7457
DK		 14442010-02-01 Doug Kwan <dougkwan@google.com>
1445
1446 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
1447 first_output_text_section_.
1448 (Arm_exidx_fixup::first_output_text_section): New method definition.
1449 (Arm_exidx_fixup::first_output_text_section_): New data member.
1450 (Arm_exidx_fixup::process_exidx_section): Record the first text
1451 output section seen.
1452 (Arm_output_section::fix_exidx_coverage): Set correct linked section
1453 and entsize in output section header.
1454
11b861d5
DK		 14552010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1456
1457 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
1458 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
1459 (Arm_relocate_functions::thm_alu11): New Method.
1460 (Arm_relocate_functions::thm_pc8): New Method.
1461 (Arm_relocate_functions::thm_pc12): New Method.
1462 (Target_arm::Scan::local): Handle the relocations.
1463 (Target_arm::Scan::global): Likewise.
1464 (Target_arm::Relocate::relocate): Likewise.
1465 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1466
c9a2c125
DK		 14672010-01-29 Doug Kwan <dougkwan@google.com>
1468
1469 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
1470 of relocation types as ld.
1471
1521477a
DK		 14722010-01-29 Doug Kwan <dougkwan@google.com>
1473
1474 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
1475 to public.
1476 (Arm_relocate_functions::thumb_branch_common): Ditto.
1477 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
1478 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
1479 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
1480 Arm_relocate_functions::jump24): Remove.
1481 (Target_arm::Relocate::relocate): Adjust code to call
1482 Arm_relocation_functions::arm_branch_common and
1483 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 1484 wrappers. Merge switch-cases together to reduce source code size.
1521477a 1485
e7eca48c
DK		 14862010-01-29 Doug Kwan <dougkwan@google.com>
1487
1488 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
1489 output_local_symbol_count_needs_update_.
1490 (Arm_relobj::output_local_symbol_count_needs_update,
1491 Arm_relobj::set_output_local_symbol_count_needs_update,
1492 Arm_relobj::update_output_local_symbol_count): New methods.
1493 (Arm_relobj::output_local_symbol_count_needs_update_): New data
1494 member.
1495 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
1496 of pointed function as in a R_ARM_PREL31 relocation.
1497 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
1498 for output local symbol count updating.
1499 (Target_arm::do_relax): Update output local symbol counts in objects
1500 if necessary.
1501 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
1502
02961d7e
ILT		 15032010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1504
1505 * arm.cc: Added support for the ARM relocations:
1506 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
1507 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
1508 (Arm_relocate_functions::movw_rel_nc): Renamed (was
1509 movw_prel_nc).
1510 (Arm_relocate_functions::movw_rel): New method.
1511 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
1512 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
1513 thm_movw_prel_nc).
1514 (Arm_relocate_functions::thm_movw_rel): New method.
1515 (Arm_relocate_functions::thm_movt_rel): Renamed (was
1516 thm_movt_prel).
1517 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
1518 relocations.
1519 (Target_arm::Scan::global): Likewise.
1520 (Target_arm::Relocate::relocate): Likewise.
1521 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1522 Likewise.
1523
b10d2873
ILT		 15242010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1525
1526 * arm.cc: Added support for ARM group relocations.
1527 (Target_arm::reloc_needs_sym_origin): New method.
1528 (Arm_relocate_functions::calc_grp_kn): New method.
1529 (Arm_relocate_functions::calc_grp_residual): New method.
1530 (Arm_relocate_functions::calc_grp_gn): New method.
1531 (Arm_relocate_functions::arm_grp_alu): New Method.
1532 (Arm_relocate_functions::arm_grp_ldr): New Method.
1533 (Arm_relocate_functions::arm_grp_ldrs): New Method.
1534 (Arm_relocate_functions::arm_grp_ldc): New Method.
1535 (Target_arm::Scan::local): Handle the ARM group relocations.
1536 (Target_arm::Scan::global): Likewise.
1537 (Target_arm::Relocate::relocate): Likewise.
1538 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1539 Likewise.
1540
2b328d4e
DK		 15412010-01-26 Doug Kwan <dougkwan@google.com>
1542
1543 * arm.cc (set): Include.
1544 (class Arm_exidx_fixup): Change type of last_input_section_ to const
1545 pointer type.
1546 (Arm_output_section::Text_section_list): New type.
1547 (Arm_output_section::append_text_sections_to_list): New method.
1548 (Arm_output_section::fix_exidx_coverage): Ditto.
1549 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
1550 (Arm_relobj::convert_input_section_to_relaxed_section): Use
1551 Relobj::set_section_offset() instead of
1552 Sized_relobj::invalidate_section_offset().
1553 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
1554 parameter for section headers. Ignore relocation sections for
1555 unallocated sections and EXIDX sections.
1556 (Target_arm::fix_exidx_coverage): New method.
1557 (Target_arm::output_section_address_less_than): New type.
1558 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
1559 linked text section instead of the EXIDX section.
1560 (Arm_output_section::create_stub_group): Add an assertion to check
1561 that this is not an EXIDX output section.
1562 (Arm_output_section::append_text_sections_to_list): New method.
1563 (Arm_output_section::fix_exidx_coverage): Ditto.
1564 (Arm_relobj::scan_sections_for_stubs): Adjust call to
1565 Arm_relobj::section_needs_reloc_stub_scanning.
1566 (Target_arm::do_relax): Fix EXIDX output section coverage in the
1567 first pass.
1568 (Target_arm::fix_exidx_coverage): New method.
1569 * object.h (Relobj::set_output_section): New method.
1570 (Sized_relobj::invalidate_section_offset): Remove method.
1571 (Sized_relobj::do_invalidate_section_offset): Remove method.
1572 (Sized_relobj::do_set_section_offset): Handle offset value -1.
1573
c7f3c371
DK		 15742010-01-25 Doug Kwan <dougkwan@google.com>
1575
1576 * arm.cc (Arm_exidx_merged_section::do_output_offset):
1577 Fix warning due to signed and unsigned comparison on a 32-bit host.
1578
8923b24c
DK		 15792010-01-22 Doug Kwan <dougkwan@google.com>
1580
1581 * arm.cc (Target_arm::do_relax): Record an output section for section
1582 offset adjustment it contains any stub table that has changed.
1583 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
1584 offsets in an output section if necessary.
1585 * output.cc (Output_section::Output_section): Initialize
1586 section_offsets_need_adjustments_.
1587 (Output_section::add_input_section_for_script): Renamed to
1588 Output_section::add_simple_input_section.
1589 (Output_section::save_states): Add a comment.
1590 (Output_section::discard_states): New method defintion.
1591 (Output_section::adjust_section_offsets): Same.
1592 * output.h (Output_section::add_input_section_for_script): Renamed to
1593 Output_section::add_simple_input_section.
1594 (Output_section::discard_states): New method declaration.
1595 (Output_section::adjust_section_offsets): Same.
1596 (Output_section::section_offsets_need_adjustment,
1597 Output_section::set_section_offsets_need_adjustment): New method
1598 definitions.
1599 (Output_section::section_offsets_need_adjustment_): New data member.
1600 * script-sections.cc
1601 (Output_section_element_input::set_section_address): Adjust code for
1602 renaming of Output_section::add_input_section_for_script.
1603 (Orphan_output_section::set_section_address): Same.
1604
9b2fd367
DK		 16052010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1606
1607 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
1608 Fix_v4bx enum values .
1609 * gold/options.h (General_options): New option definitions.
1610 (General_options::fix_v4bx): New method.
1611 (General_options::Fix_v4bx): New enum.
1612 * gold/options.cc (General_options::parse_fix_v4bx): New method.
1613 (General_options::parse_fix_v4bx_interworking): New method.
1614
80d0d023
DK		 16152010-01-22 Doug Kwan <dougkwan@google.com>
1616
1617 * arm.cc (Arm_exidx_fixup): New class.
1618
af2cdeae
DK		 16192010-01-21 Doug Kwan <dougkwan@google.com>
1620
1621 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
1622 classes.
1623 (Arm_exidx_section_offset_map): New type.
1624
993d07c1
DK		 16252010-01-21 Doug Kwan <dougkwan@google.com>
1626
1627 * arm.cc (Arm_exidx_input_section): New class.
1628 (Arm_relobj::exidx_input_section_by_link,
1629 Arm_relobj::exidx_input_section_by_shndx,
1630 Arm_relobj::make_exidx_input_section): New methods.
1631 (read_arm_attributes_section): Remove.
1632 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
1633 information about them.
1634 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
1635 to here.
1636
5ac169d4
DK		 16372010-01-20 Doug Kwan <dougkwan@google.com>
1638
1639 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
1640 Input_section_specifier to Section_id.
1641 (Target_arm::new_arm_input_section: Adjust code for change of key
1642 type.
1643 (Target_arm::find_arm_input_section): Ditto.
1644 * gc.h (object.h): Include for Section_id nand Section_id_hash.
1645 (Section_id): Remove.
1646 (Garbage_collection::Section_id_hash): Remove.
1647 * icf.h (object.h): Include for Section_id nand Section_id_hash.
1648 (Section_id): Remove.
1649 (Icf::Section_id_hash): Remove.
1650 * object.h (Section_id, Const_section_id, Section_id_hash,
1651 Const_section_id_hash): New type definitions.
1652 * output.cc (Output_section::add_relaxed_input_section): Change to
1653 use Const_section_id instead of Input_section_specifier as key type.
1654 (Output_section::add_merge_input_section): Ditto.
1655 (Output_section::build_relaxation_map): Change to use Section_id
1656 instead of Input_section_specifier as key type.
1657 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1658 Ditto.
1659 (Output_section::convert_input_sections_to_relaxed_sections): Change
1660 to use Const_section_id instead of Input_section_specifier as key type.
1661 (Output_section::find_merge_section): Ditto.
1662 (Output_section::find_relaxed_input_section): Ditto.
1663 * output.h (Input_section_specifier): Remove class.
1664 (Output_section::Output_section_data_by_input_section_map): Change
1665 key type to Const_section_id.
1666 (Output_section::Output_relaxed_input_section_by_input_section_map):
1667 Ditto.
1668 (Output_section::Relaxation_map): Change key type to Section_id.
1669
a2162063
ILT		 16702010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1671
1672 * gold/arm.cc: Added support for R_ARM_V4BX relocation
1673 (class Arm_v4bx_stub): New class.
1674 (DEF_STUBS): Updated definition to support v4_veneer_bx.
1675 (Stub_factory::make_arm_v4bx_stub): New method.
1676 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
1677 (Stub_table::empty): Handle v4bx stubs.
1678 (Stub_table::add_arm_v4bx_stub): New method.
1679 (Stub_table::find_arm_v4bx_stub): New method.
1680 (Arm_relocate_functions::v4bx): New method.
1681 (Target_arm::fix_v4bx): New method.
1682 (Target_arm::Target_arm): Handle R_ARM_V4BX.
1683 (Stub_table::relocate_stubs): Likewise.
1684 (Stub_table::do_write): Likewise.
1685 (Stub_table::update_data_size_and_addralign): Likewise.
1686 (Stub_table::finalize_stubs): Likewise.
1687 (Target_arm::Scan::local): Likewise.
1688 (Target_arm::Scan::global): Likewise.
1689 (Target_arm::do_finalize_sections): Likewise.
1690 (Target_arm::Relocate::relocate): Likewise.
1691 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1692 Likewise.
1693 (Target_arm::scan_reloc_for_stub): Likewise.
1694 (Target_arm::scan_reloc_section_for_stubs): Likewise.
1695
5696ab0b
ILT		 16962010-01-19 Ian Lance Taylor <iant@google.com>
1697
1698 * output.cc (Output_section_headers::do_sized_write): Write large
1699 segment count to sh_info field.
1700 (Output_file_header::do_sized_write): For large segment count,
1701 write PN_XNUM to e_phnum field.
1702
800d0f56
ILT		 17032010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1704
1705 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
1706 (Arm_relocate_functions::thm_jump8): New function.
1707 (Arm_relocate_functions::thm_jump11): New function.
1708 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
1709 R_ARM_THM_JUMP11.
1710 (Target_arm::Scan::global): Likewise.
1711 (Target_arm::Relocate::relocate): Likewise.
1712 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1713 Likewise.
1714
41263c05
DK		 17152010-01-14 Doug Kwan <dougkwan@google.com>
1716
1717 * arm.cc (map, utility): Include headers.
1718 (Target_arm::apply_cortex_a8_workaround): New method.
1719 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
1720 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
1721 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
1722 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
1723 the --[no-]fix-cortex-a8 command line options.
1724 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
1725 (Target_arm::relocate_stub): Use addend in instruction template.
1726 * options.h (DEFINE_bool): Set the user-set flag.
1727 (General_options): Add --[no-]-fix-cortex options.
1728 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 1729 : Update fast look-up map after conversion.
41263c05 1730
459e9b03
ST		 17312010-01-14 Sriraman Tallam <tmsriram@google.com>
1732
1733 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
1734 in the first pass of do_layout.
1735
b521dfe4
DK		 17362010-01-13 Doug Kwan <dougkwan@google.com>
1737
1738 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1739 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
1740 apparent compiler problem of not folding static constant integral
1741 data members of elfcpp::Elf_sizes<32>.
1742
44272192
DK		 17432010-01-13 Doug Kwan <dougkwan@google.com>
1744
1745 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
1746 Arm_relobj::section_needs_cortex_a8_stub_scanning,
1747 Arm_relobj::scan_section_for_cortex_a8_erratum,
1748 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
1749 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
1750 sections to scan for relocation stubs into a new method
1751 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
1752 relocation and Cortex-A8 stub scanning.
1753 (Target_arm::do_relax): Force stubs to be after stubbed sections
1754 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 1755 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 1756 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
1757
44b71ece
ILT		 17582010-01-12 Ian Lance Taylor <iant@google.com>
1759
1760 * target-reloc.h (visibility_error): New inline function.
1761 (relocate_section): Call visibility_error.
1762 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
1763 (MOSTLYCLEANFILES): Likewise.
1764 (protected_4_pic.o, protected_3.err): New targets.
1765 * testsuite/protected_4.cc: New file.
1766
a120bc7f
DK		 17672010-01-12 Doug Kwan <dougkwan@google.com>
1768
1769 * arm.cc (Cortex_a8_reloc): New class.
1770 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
1771 and cortex_a8_relocs_info_.
1772 (Target_arm::fix_cortex_a8): New method definition.
1773 (Target_arm::Cortex_a8_relocs_info): New type.
1774 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
1775 New data member declarations.
1776 (Target_arm::scan_reloc_for_stub): Record information about
1777 relocations for THUMB branches that might be exempted from the
1778 Cortex-A8 workaround.
1779 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
1780 at the beginning of a relaxation pass.
1781
20138696
DK		 17822010-01-12 Doug Kwan <dougkwan@google.com>
1783
1784 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
1785 (Arm_relobj::Mapping_symbol_position,
1786 Arm_reloj::Mapping_symbol_position_less,
1787 Arm_relobj::Mapping_symbols_info): New types.
1788 (Target_arm::is_mapping_symbol_name): New method definition.
1789 (Arm_relobj::do_count_local_symbols): Save information about mapping
1790 symbols.
1791
089d69dc
DK		 17922010-01-11 Doug Kwan <dougkwan@google.com>
1793
1794 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
1795 Arm_relocate_functions::thumb32_branch_upper,
1796 Arm_relocate_functions::thumb32_branch_lower,
1797 Arm_relocate_functions::thumb32_cond_branch_offset,
1798 Arm_relocate_functions::thumb32_cond_branch_upper,
1799 Arm_relocate_functions::thumb32_cond_branch_lower,
1800 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
1801 branch offset encoding.
1802 (Arm_relocate_functions::thumb_branch_common): Use new branch
1803 offset encoding methods to avoid code duplication.
1804 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
1805 (Stub_addend_reader::operator()): Use new branch encoding method
1806 to avoid code duplication.
1807
99e5bff2
DK		 18082010-01-11 Doug Kwan <dougkwan@google.com>
1809
1810 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
1811 (Target_arm::do_finalize_sections): Define special EXIDX section
1812 symbols only if referenced.
1813 * gc.h (Garbage_collection::add_reference): New method.
1814 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
1815 code duplication.
1816
98e090bd
ILT		 18172010-01-11 Ian Lance Taylor <iant@google.com>
1818
d0a91bd8
ILT		 1819 * script.cc (Version_script_info::build_expression_list_lookup):
1820 Change complaing about duplicate wildcard match from error to
1821 warning.
1822
98e090bd
ILT		 1823 * script.cc (class Lazy_demangler): Recreate--revert part of patch
1824 of 2009-12-30.
1825 (Version_script_info::Version_script_info): Initialize globs_,
1826 default_version_, default_is_global_, and exact_. Don't
1827 initialize globals_ or locals_.
1828 (Version_script_info::build_lookup_tables): Build local symbols
1829 first.
1830 (Version_script_info::unquote): New function.
1831 (Version_script_info::add_exact_match): New function.
1832 (Version_script_info::build_expression_list_lookup): Remove lookup
1833 parameter. Add is_global parameter. Change all callers. Handle
1834 wildcard pattern specially. Unquote pattern. Call
1835 add_exact_match.
1836 (Version_script_info::get_name_to_match): New function.
1837 (Version_script_info::get_symbol_version): New function.
1838 (Version_script_info::get_symbol_version_helper): Remove.
1839 (Version_script_info::check_unmatched_names): Call unquote.
1840 * script.h (class Version_script_info): Change get_symbol_version
1841 to be non-inline and add is_global parameter; change all callers.
1842 Rewrite symbol_is_local. Update declarations. Define struct
1843 Version_tree_match, Exact, Globs. Don't define struct Lookup.
1844 Remove globals_ and locals_ members. Add exact_, globs_,
1845 default_version_, is_global_.
1846 (Version_script_info::Glob): Remove pattern, add expression and
1847 is_global. Update constructor. Change all callers.
1848 * dynobj.cc (Versions::finalize): Mark the version symbol as the
1849 default version.
1850 (Versions::symbol_section_contents): If a symbol is undefined, or
1851 defined in a dynamic object, set the version index to
1852 VER_NDX_LOCAL.
1853 * symtab.cc (Symbol_table::add_from_relobj): Don't call
1854 symbol_is_local.
1855 (Symbol_table::add_from_pluginobj): Likewise.
1856 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
1857
d56962d3
DK		 18582010-01-11 Doug Kwan <dougkwan@google.com>
1859
1860 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
1861 (incremental_dump_LDADD): Add linking option for libintl.
1862 * Makefile.in: Regenerate.
1863
94e6ee91
L		 18642010-01-11 H.J. Lu <hongjiu.lu@intel.com>
1865
1866 PR gold/11144
1867 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
1868 instead of -Ds.
1869 * testsuite/Makefile.in: Regenerated.
1870
e96c574b
DK		 18712010-01-10 Doug Kwan <dougkwan@google.com>
1872
1873 * options.h (DEFINE_var): Use parentheses around argument varname__
1874 in macro body to avoid any unintended subsequent substitutions.
1875
7198066b
ILT		 18762010-01-10 Ian Lance Taylor <iant@google.com>
1877
ba4d53bf
ILT		 1878 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
1879 candidates before doing symbol resolution.
1880
7198066b
ILT		 1881 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
1882 ODR candidates if only one is weak.
1883
a2beed37
ILT		 18842010-01-08 Ian Lance Taylor <iant@google.com>
1885
1886 * script.cc (Version_script_info::build_expression_list_lookup):
1887 Don't warn about ambiguous version, just record the ambiguity.
1888 (Version_script_info::get_symbol_version_helper): Give error if
1889 version is ambiguous.
1890
2fb7225c
DK		 18912010-01-08 Doug Kwan <dougkwan@google.com>
1892
1893 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
1894 prev_data_size_ and prev_addralign_. Remove initializer for
1895 deleted data member has_been_changed_.
1896 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
1897 to determine if the table is empty.
1898 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
1899 Remove.
1900 (Stub_table::add_reloc_stub): Define method in class definition
1901 instead of just declaring it there.
1902 (Stub_table::add_cortex_a8_stub): New method definition.
1903 (Stub_table::update_data_size_and_addralign): Ditto.
1904 (Stub_table::finalize_stubs): Ditto.
1905 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
1906 (Stub_table::do_addralign_): Return address alignment in the
1907 (Stub_table::do_reset_address_and_file_offset): Define method in
1908 class definition instead of declaring it there. Set current data
1909 size to be the data size of the previous pass.
1910 (Stub_table::set_final_data_size): Use current data size as the
1911 final data size.
1912 (Stub_table::relocate_stub): Change parameter type of stub from
1913 Reloc_stub pointer to Stub pointer.
1914 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
1915 (Stub_table::Cortex_a8_stub_list): New typedef.
1916 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
1917 Stub_table::prev_addralign_): New data member.
1918 (Arm_relobj::Arm_relobj): Initialize data member
1919 section_has_cortex_a8_workaround_.
1920 (Arm_relobj::section_has_cortex_a8_workaround,
1921 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
1922 definitions.
1923 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
1924 declarations.
1925 (Target_arm::relocate_stub): Change parameter type of stub from
1926 Reloc_stub pointer to Stub pointer.
1927 (Insn_template::size, Insn_template::alignment): Handle
1928 THUMB16_SPECIAL_TYPE.
1929 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
1930 Stub_table::update_data_size_and_addralign,
1931 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
1932 definitions.
1933 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
1934 (Stub_table::do_write): Ditto.
1935 (Target_arm::do_relax): Adjust code for changes in Stub_table.
1936
880cd20d
ILT		 19372010-01-08 Ian Lance Taylor <iant@google.com>
1938
1939 PR 11108
1940 * symtab.h (class Symbol): Remove fields is_target_special_ and
1941 has_plt_offset_. Add field is_defined_in_discarded_section_.
1942 (Symbol::is_defined_in_discarded_section): New function.
1943 (Symbol::set_is_defined_in_discarded_section): New function.
1944 (Symbol::has_plt_offset): Rewrite.
1945 (Symbol::set_plt_offset): Verify that new offset is not -1U.
1946 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
1947 Don't initialize is_target_special_ or has_plt_offset_.
1948 Initialize is_defined_in_discarded_section_.
1949 (Symbol_table::add_from_relobj): If appropriate, set
1950 is_defined_in_discarded_section.
1951 * resolve.cc (Symbol::override_base_with_special): Don't test
1952 is_target_special_. Change has_plt_offset_ to has_plt_offset().
1953 * target-reloc.h (relocate_section): Do special handling for
1954 symbols defined in discarded sections for global symbols as well
1955 as local symbols.
1956
2703e3eb
ILT		 19572010-01-08 Ian Lance Taylor <iant@google.com>
1958
1959 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
1960 the SHT_SYMTAB case.
1961
339d40a3
ILT		 19622010-01-08 Ian Lance Taylor <iant@google.com>
1963
1964 * object.cc (Sized_relobj::do_layout): Don't get confused if
1965 layout_eh_frame returns NULL.
1966
abecea76
ILT		 19672010-01-08 Ian Lance Taylor <iant@google.com>
1968
1969 PR 11084
1970 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
1971 dynamic symbol table, use the normal symbol table.
1972 (Sized_dynobj::do_read_symbols): Remove assertion about type of
1973 symbol table.
1974
6b7dd3f3
ILT		 19752010-01-08 Ian Lance Taylor <iant@google.com>
1976
1977 PR 11072
1978 * layout.cc (Layout::include_section): Remove .gnu_debuglink
1979 sections.
1980
36c50e63
L		 19812010-01-08 H.J. Lu <hongjiu.lu@intel.com>
1982
1983 * version.cc (print_version): Change to "Copyright 2010".
1984
e291e7b9
ILT		 19852010-01-08 Ian Lance Taylor <iant@google.com>
1986
1987 PR 10287
1988 PR 11063
1989 * i386.cc (class Target_i386): Change return type of plt_section
1990 to be non-const.
1991 (class Output_data_plt_i386): Add tls_desc_rel_ field.
1992 (Output_data_plt_i386::Output_data_plt_i386): Initialize
1993 tls_desc_rel_ field.
1994 (Output_data_plt_i386::rel_tls_desc): New function.
1995 (Target_i386::rel_tls_desc_section): New function.
1996 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
1997 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
1998 R_386_TLS_DESC reloc in rel_tls_desc_section.
1999 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
2000 Define struct Tlsdesc_info.
2001 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
2002 (Target_x86_64::do_reloc_symbol_index): New function.
2003 (Target_x86_64::add_tlsdesc_info): New function.
2004 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
2005 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
2006 tlsdesc_rel_ field.
2007 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
2008 all callers.
2009 (Output_data_plt_x86_64::rela_tlsdesc): New function.
2010 (Target_x86_64::rela_tlsdesc_section): New function.
2011 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
2012 handling.
2013 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
2014 (Target_x86_64::do_reloc_addend): New function.
2015 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
2016 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
2017 declarations. Define TARGET_CODE. Add arg field to u1_ union.
2018 (Output_reloc::type): New function.
2019 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
2020 (Output_reloc::is_target_specific): New function.
2021 (Output_reloc::target_arg): New function.
2022 (class Output_reloc) [SHT_RELA]: Add four new constructors for
2023 absolute relocs and target specific relocs.
2024 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
2025 add_target_specific.
2026 (class Output_data_reloc) [SHT_RELA]: Likewise.
2027 * output.cc (Output_reloc::Output_reloc): Add four new versions
2028 for absolute relocs and target specific relocs.
2029 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
2030 (Output_reloc::get_symbol_index): Likewise.
2031 (Output_reloc::local_section_offset): Check that local_sym_index_
2032 is not TARGET_CODE or 0.
2033 (Output_reloc::symbol_value): Likewise.
2034 (Output_reloc::write) [SHT_RELA]: Call target for target specific
2035 reloc.
2036 * target.h (class Target): Add reloc_symbol_index and reloc_addend
2037 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
2038 functions.
2039 * layout.cc (add_target_dynamic_tags): Use output section for
2040 DT_PLTRELSZ and DT_JMPREL.
2041
3a44184e
ILT		 20422010-01-07 Ian Lance Taylor <iant@google.com>
2043
2044 PR 11061
2045 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
2046 function.
2047 (class Output_data_reloc_generic): Define.
2048 (class Output_data_reloc_base): Change base class to
2049 Output_data_reloc_generic. Change add() method to call
2050 bump_relative_reloc_count for a relative reloc. Remove
2051 sort_relocs_ field.
2052 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
2053 to sort_relocs().
2054 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
2055 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
2056 appropriate.
2057 * layout.h (class Layout): Update declaration.
2058
ea715a34
ILT		 20592010-01-07 Ian Lance Taylor <iant@google.com>
2060
2061 * output.h (class Output_data): Add const version of
2062 output_section and do_output_section.
2063 (class Output_section_data): Add const version of
2064 do_output_section.
2065 (class Output_section): Likewise.
2066 * layout.cc (Layout::add_target_dynamic_tags): New function.
2067 * layout.h (class Layout): Update declarations.
2068 * arm.cc (Target_arm::do_finalize_sections): Use
2069 add_target_dynamic_tags.
2070 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2071 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
2072 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
2073 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2074
659948a4
ILT		 20752010-01-07 Ian Lance Taylor <iant@google.com>
2076
2077 PR 11042
2078 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
2079 object as needed.
2080
9d3b86f6
ILT		 20812010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2082 Ian Lance Taylor <iant@google.com>
2083
2084 PR 11019
2085 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
2086 Xindex::read_symtab_xindex.
2087
bb0d3eb0
DK		 20882010-01-07 Doug Kwan <dougkwan@google.com>
2089
2090 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
2091 (Insn_template::thumb16_bcond_insn): New method declaration.
2092 (Insn_template): Fix spelling.
2093 (Stub::thumb16_special): New method declaration.
2094 (Stub::do_write): Define virtual method which was previously pure
2095 virtual.
2096 (Stub::do_thumb16_special): New method declaration.
2097 (Stub::do_fixed_endian_write): New template member.
2098 (Reloc_stub::do_write): Remove.
2099 (Reloc_stub::do_fixed_endian_write): Remove.
2100 (Cortex_a8_stub): New class definition.
2101 (Stub_factory::make_cortex_a8_stub): New method definition.
2102 (Stub_factory::Stub_factory): Add missing static storage class
2103 qualifier for elf32_arm_stub_a8_veneer_blx.
2104
ffeef7df
ILT		 21052010-01-07 Ian Lance Taylor <iant@google.com>
2106
dc3f80fe
ILT		 2107 PR 10980
2108 * options.h (class General_options): Add --warn-unresolved-symbols
2109 and --error-unresolved-symbols.
2110 * errors.cc (Errors::undefined_symbol): Implement
2111 --warn-unresolved-symbols.
2112
ffeef7df
ILT		 2113 * options.h (class General_options): Add -z text and -z textoff.
2114 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
2115
f1ec9ded
ST		 21162010-01-06 Sriraman Tallam <tmsriram@google.com>
2117
2118 * gc.h (Garbage_collection::Cident_section_map): New typedef.
2119 (Garbage_collection::cident_sections): New function.
2120 (Garbage_collection::add_cident_section): New function.
2121 (Garbage_collection::cident_sections_): New member.
2122 (gc_process_relocs): Add references to sections whose names are C
2123 identifiers.
2124 * gold.h (cident_section_start_prefix): New constant.
2125 (cident_section_stop_prefix): New constant.
2126 (is_cident): New function.
2127 * layout.cc (Layout::define_section_symbols): Replace string constants
2128 with the newly defined constants.
2129 * object.cc (Sized_relobj::do_layout): Track sections whose names are
2130 C identifiers.
2131 * testsuite/Makefile.am: Add gc_orphan_section_test.
2132 * testsuite/Makefile.in: Regenerate.
2133 * testsuite/gc_orphan_section_test.cc: New file.
2134 * testsuite/gc_orphan_section_test.sh: New file.
2135
6eda8c29
ILT		 21362010-01-06 Ian Lance Taylor <iant@google.com>
2137
b9674e17
ILT		 2138 PR 10980
2139 * options.h (class General_options): Add --warn-shared-textrel.
2140 * layout.cc (Layout::finish_dynamic_section): Implement
2141 --warn-shared-textrel.
2142
6eda8c29
ILT		 2143 PR 10980
2144 * options.h (class General_options): Add --warn-multiple-gp.
2145
32dcd44e
ILT		 21462010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2147
2148 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
2149 $(THREADSLIB) and $(LIBDL).
2150 * Makefile.in: Rebuild.
2151
a192ba05
ILT		 21522010-01-06 Ian Lance Taylor <iant@google.com>
2153
2154 PR 10980
2155 * options.cc (General_options::parse_section_start): New function.
2156 (General_options::section_start): New function.
2157 (General_options::General_options): Initialize all members.
2158 * options.h: Include <map>
2159 (class General_options): Add --section-start. Add section_starts_
2160 member.
2161 * layout.cc (Layout::attach_allocated_section_to_segment): If
2162 --section-start was used, set the address of the segment. Remove
2163 local sort_sections.
2164 (Layout::relaxation_loop_body): If the address of the load segment
2165 has been set by --section-start, don't use it.
2166 * output.h (Output_segment::update_flags_for_output_section): New
2167 function.
2168 * output.cc (Output_segment::add_output_section): Call
2169 update_flags_for_output_section.
2170
dde3f402
ILT		 21712010-01-05 Ian Lance Taylor <iant@google.com>
2172
62dfdd4d
ILT		 2173 PR 10980
2174 * options.h (class General_options): Add --undefined-version.
2175 * script.cc (struct Version_expression): Add was_matched_by_symbol
2176 field.
2177 (Version_script_info::matched_symbol): New function.
2178 (Version_script_info::get_symbol_version_helper): Call
2179 matched_symbol.
2180 (Version_script_info::check_unmatched_names): New function.
2181 * script.h (class Version_script_info): Update declarations.
2182 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
2183
9c4ae156
ILT		 2184 * options.h (class General_options): Use DEFINE_bool_alias for
2185 allow_multiple_definition.
2186 * resolve.cc (Symbol_table::should_override): Don't test
2187 allow_multiple_definition.
2188
dde3f402
ILT		 2189 PR 10980
2190 * options.h (class General_options): Add --cref.
2191 * main.cc (main): Print cref table if --cref. Don't close mapfile
2192 until after printing cref table.
2193 * cref.cc: Include "symtab.h".
2194 (class Cref_inputs): Define Cref_table_compare and Cref_table.
2195 (Cref_table_compare::operator()): New function.
2196 (Cref_inputs::gather_cref): New function.
2197 (filecol): New static const.
2198 (Cref_inputs::print_cref): New function.
2199 (Cref::print_cref): New function.
2200 * cref.h: Include <cstdio>.
2201 (class Cref): Update declarations.
2202 * mapfile.h (Mapfile::file): New function.
2203 * object.h (class Object): Define Symbols. Declare virtual
2204 do_get_global_symbols.
2205 (Object::get_global_symbols): New function.
2206 * object.cc (Input_objects::add_object): Pass object to cref_ if
2207 --cref.
2208 (Input_objects::archive_start): Likewise.
2209 (Input_objects::archive_stop): Likewise.
2210 (Input_objects::print_cref): New function.
2211 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
2212 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
2213 --cref.
2214 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
2215 function.
2216 * plugin.h (class Sized_pluginobj): Update declarations.
2217
8781f709
ILT		 22182010-01-05 Ian Lance Taylor <iant@google.com>
2219
2220 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
2221 to is_default_version. Rename insdef to insdefault.
2222 (Symbol_table::add_from_relobj): Rename def to is_default_version
2223 and local to is_forced_local.
2224 (Symbol_table::add_from_pluginobj): Likewise.
2225 (Symbol_table::add_from_dynobj): Likewise.
2226 (Symbol_table::define_special_symbol): Rename insdef to
2227 insdefault.
2228
fe35d28d
ILT		 22292010-01-04 Ian Lance Taylor <iant@google.com>
2230
30bc8c46
ILT		 2231 PR 10980
2232 * options.h (class General_options): Add
2233 --allow-multiple-definition and -z muldefs.
2234 * resolve.cc (Symbol_table::should_override): Don't warn about a
2235 multiple symbol definition if --allow-multiple-definition or -z
2236 muldefs.
2237
7eaea549
ILT		 2238 PR 10980
2239 * options.h (class General_options): Add --add-needed and
2240 --copy-dt-needed-entries. Tweak --as-needed help entry.
2241 * object.cc (Input_objects::check_dynamic_dependencies): Give an
2242 error if --copy-dt-needed-entries aka --add-needed is used and
2243 would cause a change in behaviour.
2244
fe35d28d
ILT		 2245 PR 10980
2246 * options.h (class General_options): Add -G as a short version of
2247 --shared. Add no-op options -assert, -g, and -i.
2248
55a2bb35
ST		 22492010-01-04 Sriraman Tallam <tmsriram@google.com>
2250
2251 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
2252 check for .text or .gnu.linkonce.t sections.
2253 * icf.cc (Icf::find_identical_sections): Ditto.
2254 Change the detection for mangled function name within the section
2255 name.
2256 * icf.h (is_section_foldable_candidate): New function.
2257
719328e1
ILT		 22582009-12-30 Ian Lance Taylor <iant@google.com>
2259
2260 PR 10980
2261 * options.h (class General_options): Permit two dashes with
2262 --retain-symbols-file.
2263
d7bb5745
ILT		 22642009-12-30 Ian Lance Taylor <iant@google.com>
2265
403a15dd
ILT		 2266 PR 10979
2267 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
2268 don't put the file header and segment headers in the text
2269 segment.
2270
eda294df
ILT		 2271 PR 10979
2272 * common.cc (Sort_commons::operator()): Stabilize sort when both
2273 entries are NULL.
2274 (Symbol_table::do_allocate_commons_list): When allocating common
2275 symbols, skip a symbol which is no longer common.
2276 * symtab.h (Symbol::is_common): Test whether the symbol comes from
2277 an object before checking its type.
2278 * testsuite/common_test_2.c: New file.
2279 * testsuite/common_test_3.c: New file.
2280 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
2281 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
2282 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
2283 (common_test_2_pic.o, common_test_2.so): New targets.
2284 (common_test_3_pic.o, common_test_3.so): New targets.
2285 * testsuite/Makefile.in: Rebuild.
2286
d7bb5745
ILT		 2287 PR 10979
2288 * script.cc (read_input_script): If we see a new SECTIONS clause,
2289 and we have added an input section, give an error.
2290 * layout.h (class Layout): Add have_added_input_section function.
2291 Add have_added_input_section_ field.
2292 * layout.cc (Layout::Layout): Initialize
2293 have_added_input_section_.
2294 (Layout::layout): Set have_added_input_section_.
2295 (Layout::layout_eh_frame): Likewise.
2296
fc59c572
ILT		 22972009-12-30 Ian Lance Taylor <iant@google.com>
2298
2299 PR 10931
2300 * options.h (class General_options): Add --sort-common option.
2301 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
2302 * common.cc (Sort_common): Add sort_order parameter to
2303 constructor. Add sort_order_ field.
2304 (Sort_commons::operator): Check sort_order_.
2305 (Symbol_table::allocate_commons): Determine the sort order.
2306 (Symbol_table::do_allocate_commons): Add sort_order parameter.
2307 Change all callers.
2308 (Symbol_table::do_allocate_commons_list): Likewise.
2309
1c74fab0
ILT		 23102009-12-30 Ian Lance Taylor <iant@google.com>
2311
2312 PR 10916
2313 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
2314 symbols from this object, don't change the visibility of an
2315 undefined symbol.
2316 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
2317
6affe781
ILT		 23182009-12-30 Ian Lance Taylor <iant@google.com>
2319
2320 PR 10861
2321 * script.h (class Version_script_info): Define Language enum.
2322 Update declarations. Define Glob, Exact, and Lookup types. Add
2323 new fields globals_, locals_, and is_finalized_.
2324 * script.cc: Various formatting fixes.
2325 (class Parser_closure): Change language_stack_ from a vector of
2326 std::string to one of Version_script_info::Language. Adjust all
2327 uses accordingly.
2328 (class Lazy_demangler): Remove.
2329 (struct Version_expression): Change language from std::string to
2330 Version_script_info::Language.
2331 (Version_script_info::Version_script_info): New function.
2332 (Version_script_info::~Version_script_info): Don't call clear.
2333 (Version_script_info::finalize): New function.
2334 (Version_script_info::build_lookup_tables): New function.
2335 (Version_script_info::build_expression_list_lookup): New
2336 function.
2337 (Version_script_info::get_symbol_version_helper): Rewrite to use
2338 lookup tables.
2339 (Version_script_info::print_expression_list): Adjust to use
2340 Version_script_info::Language.
2341 (script_push_lex_into_version_mode): Check that the version script
2342 has not been finalized.
2343 (version_script_push_lang): Change language string to
2344 Version_script_info::Language.
2345 * options.cc (Command_line::version_script): New function.
2346 * options.h (class General_options): Add finalize_dynamic_list
2347 function. Change version_script from declaration to definition.
2348 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
2349 * testsuite/version_script.map: Remove duplicate def of foo.
2350 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
2351 version_script.map.
2352 * testsuite/Makefile.in: Rebuild.
2353
818bf354
ILT		 23542009-12-30 Ian Lance Taylor <iant@google.com>
2355
2356 PR 10843
2357 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
2358 if the input symbol index is 0, make the output symbol index 0.
2359
ebcc8304
ILT		 23602009-12-30 Ian Lance Taylor <iant@google.com>
2361
2362 PR 10670
2363 * options.h (class General_options): Add -x/--discard-all.
2364 * object.cc (Sized_relobj::do_count_local_symbols): Handle
2365 --discard-all. If the local symbol needs a dynamic entry, check
2366 that before handling --discard-locals.
2367
176fe33f
ILT		 23682009-12-30 Ian Lance Taylor <iant@google.com>
2369
bb321bb1
ILT		 2370 PR 10450
2371 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
2372 flags to PF_R.
2373 (Output_segment::add_output_section): Don't change the flags if
2374 the type is PT_TLS.
2375
176fe33f
ILT		 2376 PR 10450
2377 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
2378 GNU hash table if they need a dynamic value. Otherwise, don't add
2379 them if they are defined in a dynamic object or are forced local.
2380
e8cd95c7
ILT		 23812009-12-29 Ian Lance Taylor <iant@google.com>
2382
1b81fb71
ILT		 2383 PR 10450
2384 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
2385 .gnu.hash table for a 32-bit target.
2386
8d6d383d
ILT		 2387 PR 10450
2388 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
2389 regular and a dynamic object only needs a dynamic symbol table
2390 entry if it is externally visible.
2391
e785ec03
ILT		 2392 PR 10450
2393 * i386.cc (class Target_i386): Initialize global_offset_table_ in
2394 constructor. Add global_offset_table_ field.
2395 (Target_i386::got_section): Set global_offset_table_.
2396 (Target_i386::do_finalize_sections): Set global_offset_table_
2397 size.
2398 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
2399 in constructor. Add global_offset_table_ field.
2400 (Target_x86_64::got_section): Set global_offset_table_.
2401 (Target_x86_64::do_finalize_sections): Set global_offset_table_
2402 size.
2403
1a2dff53
ILT		 2404 * layout.cc (Layout::Layout): Initialize increase_relro_.
2405 (Layout::get_output_section): Add is_relro, is_last_relro, and
2406 is_first_non_relro parameters. Change all callers.
2407 (Layout::choose_output_section): Likewise.
2408 (Layout::add_output_section_data): Likewise.
2409 (Layout::make_output_section): Likewise.
2410 (Layout::set_segment_offsets): Clear increase_relro when using a
2411 linker script.
2412 * layout.h (class Layout): Add increase_relro method. Add
2413 increase_relro_ field. Update declarations.
2414 * output.cc (Output_section::Output_section): Initialize
2415 is_last_relro_ and is_first_non_relro_.
2416 (Output_segment::add_output_section): Group relro sections is
2417 do_sort is true. Handle is_last_relro and is_first_non_relro.
2418 (Output_segment::maximum_alignment): Remove relro handling.
2419 (Output_segment::set_section_addresses): Add increase_relro
2420 parameter. Change all callers. Add initial alignment to align
2421 relro sections on separate page. Remove old relro handling.
2422 (Output_segment::set_section_list_addresses): Remove in_relro
2423 parameter. Change all callers.
2424 (Output_segment::set_offset): Add increase parameter. Change all
2425 callers. Remove old relro handling.
2426 * output.h (class Output_section): Add new methods: is_last_relro,
2427 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
2428 Add is_last_relro_ and is_first_non_relro_ fields.
2429 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
2430 Create separate .got.plt section. Call increase_relro.
2431 * x86_64.cc (Target_x86_64::got_section): Likewise.
2432 * testsuite/relro_script_test.t: Add .got.plt.
2433
f0ba79e2
ILT		 2434 PR 10450
2435 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
2436 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
2437 (Layout::finalize): Call set_dynamic_symbol_size.
2438 (Layout::set_dynamic_symbol_size): New function.
2439 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
2440 set_dynamic_symbol_size.
2441
e8cd95c7
ILT		 2442 PR 10450
2443 * output.h (class Output_section): Add is_entsize_zero_ field.
2444 * output.cc (Output_section::Output_section): Initialize
2445 is_entsize_zero_.
2446 (Output_section::set_entsize): If two different entsizes are
2447 requested, force it to zero.
2448 (Output_section::add_input_section): Set flags for .debug_str
2449 before updating section flags. Set entsize.
2450 (Output_section::update_flags_for_input_section): Set SHF_MERGE
2451 and SHF_STRING if all input sections have those flags.
2452
3e1b9a8a
RÁE		 24532009-12-29 Rafael Espindola <espindola@google.com>
2454
2455 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 2456 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
2457 reporting.
3e1b9a8a 2458
3dcad376
ST		 24592009-12-29 Sriraman Tallam <tmsriram@google.com>
2460
2461 * options.cc (General_options::parse_version): Allow -v to exit
2462 without an error if there is nothing to link.
2463
084e2665
ILT		 24642009-12-29 Ian Lance Taylor <iant@google.com>
2465
2466 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
2467 using a version of gcc before 4.1.
2468 * configure: Rebuild.
2469
250acde3
CD		 24702009-12-28 Chris Demetriou <cgd@google.com>
2471
2472 * attributes.cc (Output_attributes_section_data::do_write): Use
2473 std::vector::front rather than std::vector::data.
2474
99fff23b
ILT		 24752009-12-28 Ian Lance Taylor <iant@google.com>
2476
2477 * symtab.h (class Symbol_table): Add enum Defined.
2478 * resolve.cc (Symbol_table::should_override): Add defined
2479 parameter. Change all callers. Test whether object is NULL
2480 before calling a method on it.
2481 (Symbol_table::report_resolve_problem): Add defined parameter.
2482 Change all callers.
2483 (Symbol_table::should_override_with_special): Likewise.
2484 * symtab.cc (Symbol_table::define_in_output_data): Add defined
2485 parameter. Change all callers.
2486 (Symbol_table::do_define_in_output_data): Likewise.
2487 (Symbol_table::define_in_output_segment): Likewise.
2488 (Symbol_table::do_define_in_output_segment): Likewise.
2489 (Symbol_table::define_as_constant): Likewise.
2490 (Symbol_table::do_define_as_constant): Likewise.
2491 * script.h (class Symbol_assignment): Add is_defsym parameter to
2492 constructor; change all callers.
2493 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
2494 parameter. Change all callers. Add is_defsym_ field.
2495 (class Parser_closure): Add parsing_defsym parameter to
2496 constructor; change all callers. Add parsing_defsym accessor
2497 function. Add parsing_defsym_ field.
2498
556bd683
ILT		 24992009-12-28 Ian Lance Taylor <iant@google.com>
2500
2501 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 2502 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 2503
1782c879
ILT		 25042009-12-23 Ian Lance Taylor <iant@google.com>
2505
2506 * i386.cc (Target_i386::do_calls_non_split): Recognize
2507 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 2508 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
2509 -fsplit-stack prologue when using %r11.
1782c879 2510
329ca2b1
ST		 25112009-12-21 Sriraman Tallam <tmsriram@google.com>
2512
2513 * options.cc (General_options::parse_version): Make -v continue and do
2514 the link like GNU ld does.
2515
d675ff46
RÁE		 25162009-12-17 Rafael Avila de Espindola <espindola@google.com>
2517
2518 * Makefile.am (CCFILES): Add timer.cc.
2519 (HFILES): Add timer.h.
2520 * configure.ac: Check for sysconf and times.
2521 * main.cc: include timer.h.
2522 (main): Use Timer instead of get_run_time.
2523 * timer.cc: New.
2524 * timer.h: New.
2525 * workqueue.cc: include timer.h.
2526 (Workqueue::find_and_run_task):
2527 Report user, sys and wall time.
2528 * Makefile.in: Regenerate.
2529 * config.in: Regenerate.
2530 * configure: Regenerate.
2531
d6344fb5
DK		 25322009-12-16 Doug Kwan <dougkwan@google.com>
2533
2534 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
2535 sections.
2536 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
2537 relaxed input sections.
2538 * output.cc (Output_section::find_relaxed_input_section): Change
2539 return type to Output_relaxed_input_section pointer. Adjust code
2540 for new type of relaxed_input_section_map_.
2541 * output.h (Output_section::find_relaxed_input_section): Change
2542 return type to Output_relaxed_input_section pointer.
2543 (Output_section::Output_relaxed_input_section_by_input_section_map):
2544 New type.
2545 (Output_section::relaxed_input_section_map_): Change type to
2546 Output_section::Output_relaxed_input_section_by_input_section_map.
2547 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
2548 input section.
2549
0e0d5469
ILT		 25502009-12-15 Ian Lance Taylor <iant@google.com>
2551
2552 * layout.cc (Layout::create_shstrtab): Only write out after input
2553 sections if we are compressing debug sections.
2554
0649a889
ILT		 25552009-12-15 Ian Lance Taylor <iant@google.com>
2556
2557 * archive.cc (Archive::add_symbols): Only look up a symbol without
2558 a version if there is, in fact, a version.
2559
2ea97941
ILT		 25602009-12-14 Ian Lance Taylor <iant@google.com>
2561
2562 Revert -Wshadow changes, all changes from:
2563 2009-12-11 Doug Kwan <dougkwan@google.com>
2564 2009-12-11 Nick Clifton <nickc@redhat.com>
2565 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2566
b0eec2cc
DK		 25672009-12-11 Doug Kwan <dougkwan@google.com>
2568
2569 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
2570 due to -Wshadow.
2571 * attributes.cc (Object_attribute::size): Ditto.
2572 (Attributes_section_data::size): Ditto.
2573 (Attributes_section_data::Attributes_section_data): Ditto.
2574 (Output_attributes_section_data::do_write): Ditto.
2575 * attributes.h (Object_attribute::set_type): Ditto.
2576 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
2577
91d6fa6a
NC		 25782009-12-11 Nick Clifton <nickc@redhat.com>
2579
2580 * archive.cc: Fix shadowed variable warnings.
2581 * arm.cc: Likewise.
2582 * compressed_output.cc: Likewise.
2583 * compressed_output.h: Likewise.
2584 * configure: Likewise.
2585 * dwarf_reader.cc: Likewise.
2586 * dynobj.cc: Likewise.
2587 * dynobj.h: Likewise.
2588 * ehframe.cc: Likewise.
2589 * ehframe.h: Likewise.
2590 * errors.cc: Likewise.
2591 * expression.cc: Likewise.
2592 * fileread.cc: Likewise.
2593 * fileread.h: Likewise.
2594 * freebsd.h: Likewise.
2595 * i386.cc: Likewise.
2596 * icf.cc: Likewise.
2597 * incremental.h: Likewise.
2598 * layout.cc: Likewise.
2599 * layout.h: Likewise.
2600 * mapfile.cc: Likewise.
2601 * merge.cc: Likewise.
2602 * merge.h: Likewise.
2603 * object.cc: Likewise.
2604 * object.h: Likewise.
2605 * options.h: Likewise.
2606 * output.cc: Likewise.
2607 * output.h: Likewise.
2608 * parameters.cc: Likewise.
2609 * plugin.cc: Likewise.
2610 * powerpc.cc: Likewise.
2611 * reduced_debug_output.cc: Likewise.
2612 * reduced_debug_output.h: Likewise.
2613 * reloc.cc: Likewise.
2614 * reloc.h: Likewise.
2615 * resolve.cc: Likewise.
2616 * script-sections.cc: Likewise.
2617 * script.cc: Likewise.
2618 * script.h: Likewise.
2619 * sparc.cc: Likewise.
2620 * symtab.cc: Likewise.
2621 * symtab.h: Likewise.
2622 * target-select.cc: Likewise.
2623 * target-select.h: Likewise.
2624 * token.h: Likewise.
2625 * workqueue.cc: Likewise.
2626 * workqueue.h: Likewise.
2627 * x86_64.cc: Likewise.
2628
a0351a69
DK		 26292009-12-10 Doug Kwan <dougkwan@google.com>
2630
2631 * arm.cc (attributes.h): New include.
2632 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
2633 (Arm_relobj::~Arm_relobj): Delete object pointed by
2634 attributes_section_data_.
2635 (Arm_relobj::attributes_section_data): New method definition.
2636 (Arm_relobj::attributes_section_data_): New data member declaration.
2637 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
2638 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
2639 attributes_section_data_.
2640 (Arm_dynobj::attributes_section_data): New method definition.
2641 (Arm_dynobj::attributes_section_data_): New data member declaration.
2642 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
2643 initialization value of may_use_blx_ to false.
2644 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
2645 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
2646 object attributes to compute results instead of hard-coding.
2647 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
2648 Target_arm::get_secondary_compatible_arch,
2649 Target_arm::set_secondary_compatible_arch
2650 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2651 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
2652 New method declarations.
2653 (Target_arm::get_aeabi_object_attribute): New method definition.
2654 (Target_arm::attributes_section_data_): New data member declaration.
2655 (read_arm_attributes_section): New template definition.
2656 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
2657 (Arm_dynobj::do_read_symbols): Ditto.
2658 (Target_arm::do_finalize_sections): Merge attributes sections from
2659 input. Check for BLX use after attributes section merging.
2660 Fix __exidx_start and __exidx_end visibility. Create an
2661 .ARM.attributes section if necessary.
2662 (Target_arm::get_secondary_compatible_arch,
2663 Target_arm::set_secondary_compatible_arch,
2664 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
2665 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 2666 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 2667 New method definitions.
2668
b59befec
ILT		 26692009-12-09 Ian Lance Taylor <iant@google.com>
2670
2671 * plugin.cc (Plugin::load): Don't cast from void* to a function
2672 pointer.
2673
1276bc89
ILT		 26742009-12-09 Ian Lance Taylor <iant@google.com>
2675
2676 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
2677 information fields.
2678
2f2de248
L		 26792009-12-09 H.J. Lu <hongjiu.lu@intel.com>
2680
2681 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
2682 Replace two_file_shared_1.so with two_file_shared_2.so.
2683 * testsuite/Makefile.in: Regenerated.
2684
4f787271
DK		 26852009-12-08 Doug Kwan <dougkwan@google.com>
2686
2687 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
2688 (HFILES): Add attributes.h and int_encoding.h.
2689 * Makefile.in: Regenerate.
2690 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
2691 function definitions to int_encoding.cc
2692 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
2693 prototypes to int_encoding.h
2694 * reduced_debug_output.cc (int_encoding.h): New include.
2695 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
2696 function definitions to int_encoding.cc
2697 (insert_into_vector, read_from_pointer): Move template definitions to
2698 int_encoding.h
2699 * attributes.cc: New file.
2700 * attributes.h: New file.
2701 * int_encoding.cc: New file.
2702 * int_encoding.h: New file.
2703
20b52f1a
RÁE		 27042009-12-07 Rafael Avila de Espindola <espindola@google.com>
2705
2706 PR gold/11055
2707 * incremental-dump.cc (dump_incremental_inputs): New.
2708 (main): Use dump_incremental_inputs.
2709
53d7974c
L		 27102009-12-07 H.J. Lu <hongjiu.lu@intel.com>
2711
2712 PR gold/10893
2713 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
2714 checking elfcpp::STT_FUNC.
2715 (Target_i386::Relocate::relocate): Likewise.
2716 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2717
2718 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
2719 symbols from shared libraries into normal FUNC symbols.
2720
2721 * symtab.h (Symbol): Add is_func and use it.
2722
05a352e6
DK		 27232009-12-05 Doug Kwan <dougkwan@google.com>
2724
2725 * arm.cc (Target_arm::arm_info): Initialize new fields
2726 attributes_section and attributes_vendor.
2727 * i386.cc (Target_i386::i386_info): Same.
2728 * object.cc (Sized_relobj::do_layout): Skip attribute section.
2729 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
2730 fields attributes_section and attributes_vendor.
53d7974c 2731 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 2732 * target.h (Target::attributes_section, Target::attributes_vendor,
2733 Target::is_attributes_section, Target::attribute_arg_type,
2734 Target::attributes_order): New method definitions.
2735 (Target::Target_info::attributes_section,
2736 Target::Target_info::attributes_vendor): New fields.
2737 (Target::do_attribute_arg_type, Target::do_attributes_order): New
2738 virtual method definitions.
2739 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
2740 attributes_section and attributes_vendor.
2741 * testsuite/testfile.cc (Target_test::test_target_info): Same.
2742
f4e5969c
DK		 27432009-12-05 Doug Kwan <dougkwan@google.com>
2744
2745 * arm.cc: Update comments about interworking and stub generation.
2746 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
2747 considered as non-PIC.
2748 (Arm_relocate_functions::base_abs): Fix formatting.
2749 (Arm_relocate_functions::got_prel): Fix comment. Change interface
2750 of function to use GOT entry address instead of offset.
2751 (Target_arm::Scan::global): Issue an error if a symbol would need a
2752 PLT does not get one because it is untyped. Remove code to create
2753 dynamic symbols for relative branches.
2754 (Target_arm::Relocate::relocate: Use 0 instead of false since function
2755 takes unsigned integer instead of boolean.
2756
1abce4a6
L		 27572009-12-05 H.J. Lu <hongjiu.lu@intel.com>
2758
2759 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
2760 (two_file_test_LDADD): Likewise.
2761 (common_test_1_LDADD): Likewise.
2762 (exception_test_LDADD) Likewise.
2763 (weak_test_LDADD): Likewise.
2764 (many_sections_test_LDADD): Likewise.
2765 (initpri1_LDADD): Likewise.
2766 (script_test_1_LDADD): Likewise.
2767 (script_test_2_LDADD): Likewise.
2768 (justsyms_LDADD): Likewise.
2769 (binary_test_LDADD): Likewise.
2770 (large_LDADD): Likewise.
2771 * testsuite/Makefile.in: Regenerated.
2772
adcf2816 27732009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 2774
adcf2816
L		 2775 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
2776 (Symbol_table::override_with_special): Likewise.
2777 (Symbol_table::add_from_object): Likewise.
2778
28e67f5d
RÁE		 27792009-12-04 Rafael Avila de Espindola <espindola@google.com>
2780
2781 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2782 Don't set the data_offset twice.
2783
ae10a101
RÁE		 27842009-12-04 Rafael Avila de Espindola <espindola@google.com>
2785
2786 * testsuite/Makefile.in: Regenerate.
2787
f59f41f3
DK		 27882009-12-03 Doug Kwan <dougkwan@google.com>
2789
2790 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
2791 (Target_arm::do_finalize_sections): Add parameter for symbol table
2792 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
2793 * i386.cc (Target_i386::do_finalize_sections): Add an additional
2794 parameter for symbol table pointer.
2795 * layout.cc (Layout::finalize): Call Target::finalize_sections with
2796 an additional parameter for a pointer to symbol table.
2797 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
2798 parameter for a symbol table pointer.
2799 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
2800 * target.h (Target::finalize_sections, Target::do_finalize_sections):
2801 Ditto.
2802 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
2803 parameter for a symbol table pointer.
2804
ca55d848
RÁE		 28052009-12-03 Rafael Avila de Espindola <espindola@google.com>
2806
2807 * incremental.cc (Incremental_inputs_header)
2808 (Incremental_inputs_header_write, Incremental_inputs_entry)
2809 (Incremental_inputs_entry_write): Move ...
2810 * incremental.h (Incremental_inputs_header)
2811 (Incremental_inputs_header_write, Incremental_inputs_entry)
2812 (Incremental_inputs_entry_write): here.
2813
3aec4f9c
RÁE		 28142009-12-02 Rafael Avila de Espindola <espindola@google.com>
2815
2816 * incremental.cc (make_sized_incremental_binary): Set the target.
2817 Error if it is incompatible.
2818 * output.h (Output_file): Add filename method.
2819
9c0ae74d
RÁE		 28202009-12-02 Rafael Avila de Espindola <espindola@google.com>
2821
2822 * incremental.cc (Incremental_inputs_entry): Remove unused argument
2823 from the get_* methods.
2824
a45500ae
RÁE		 28252009-12-02 Rafael Avila de Espindola <espindola@google.com>
2826
2827 * incremental-dump.cc (main): Check that the offeset of a script is 0.
2828 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
2829 Write 0 for the data_offset of scripts.
2830
325e6408
RÁE		 28312009-12-02 Rafael Avila de Espindola <espindola@google.com>
2832
2833 * testsuite/Makefile.am: Add the incremental_test.sh test.
2834 * testsuite/incremental_test.sh: New.
2835 * testsuite/incremental_test_1.c: New.
2836 * testsuite/incremental_test_2.c: New.
2837
954c3e2e
RÁE		 28382009-12-01 Rafael Avila de Espindola <espindola@google.com>
2839
2840 * incremental-dump.cc (main): Fix typos.
2841
f8086623
RÁE		 28422009-11-27 Rafael Avila de Espindola <espindola@google.com>
2843
2844 PR gold/11025
2845 * incremental-dump.cc (main): Use llu to print 64 bit values.
2846
3b0dd6ac
L		 28472009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
2848 H.J. Lu <hongjiu.lu@intel.com>
2849
2850 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
2851 $(LIBDL).
2852 (incremental_dump_LDADD): Likewise.
2853 * Makefile.in: Regenerated.
2854
a6d1ef57 28552009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 2856
a6d1ef57
DK		 2857 Revert:
2858
2859 2009-11-25 Doug Kwan <dougkwan@google.com>
2860
2861 * arm.cc (Target_arm::Target_arm): Move method definition
2862 outside of class definition. Add code to handle
2863 --target1-rel, --target1-abs and --target2= options.
2864 (Target_arm::get_reloc_reloc_type): Change method to be
2865 non-static and const.
2866 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
2867 New data member declaration.
2868 (Target_arm::Scan::local, Target_arm::Scan::global,
2869 Target_arm::Relocate::relocate,
2870 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2871 Adjust call to Target_arm::get_real_reloc_type.
2872 (Target_arm::get_real_reloc_type): Use command line options
2873 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2874 * options.h (--target1-rel, --target1-abs, --target2): New
2875 ARM-only options.
2876
50aeb7d4
DK		 28772009-11-25 Doug Kwan <dougkwan@google.com>
2878
2879 * arm.cc (Target_arm::Target_arm): Move method definition outside of
2880 class definition. Add code to handle --target1-rel, --target1-abs
2881 and --target2= options.
2882 (Target_arm::get_reloc_reloc_type): Change method to be non-static
2883 and const.
2884 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
2885 member declaration.
2886 (Target_arm::Scan::local, Target_arm::Scan::global,
2887 Target_arm::Relocate::relocate,
2888 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
2889 call to Target_arm::get_real_reloc_type.
2890 (Target_arm::get_real_reloc_type): Use command line options to
2891 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
2892 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
2893 options.
2894
51938283
DK		 28952009-11-25 Doug Kwan <dougkwan@google.com>
2896
2897 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
2898 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
2899 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
2900 formatting.
2901 (Arm_relocate_functions::thm_call): Replace body with a call to
2902 Arm_relocate_functions::thumb_branch_common.
2903 (Arm_relocate_functions::thm_jump24,
2904 Arm_relocate_functions::thm_xpc22): New method definitions.
2905 (Arm_relocate_functions::thumb_branch_common): New method definition.
2906 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
2907 operator.
2908 (Target_arm::Relocate::relocate): Adjust call to thm_call.
2909 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
2910
e2b8f3c4
RÁE		 29112009-11-24 Rafael Avila de Espindola <espindola@google.com>
2912
2913 * Makefile.am: Build incremental-dump
2914 * Makefile.in: Regenerate.
2915 * incremental-dump.cc: New.
2916 * incremental.cc (Incremental_inputs_header_data,
2917 Incremental_inputs_entry_data): Move to incremental.h
2918 * incremental.h: (Incremental_inputs_header_data,
2919 Incremental_inputs_entry_data): Move from incremental.cc
2920
bcba9aec
RÁE		 29212009-11-24 Rafael Avila de Espindola <espindola@google.com>
2922
2923 * incremental.cc (Incremental_inputs_header,
2924 Incremental_inputs_header_write, Incremental_inputs_entry,
2925 Incremental_inputs_entry_write): Add a typedef with the data type.
2926
7c3afe08
RÁE		 29272009-11-24 Rafael Avila de Espindola <espindola@google.com>
2928
2929 * incremental.cc (Incremental_inputs_header,
2930 Incremental_inputs_header_write, Incremental_inputs_entry,
2931 Incremental_inputs_entry_write): Update comment about which
2932 type has the filed descriptions.
2933
d204b6e9
DK		 29342009-11-15 Doug Kwan <dougkwan@google.com>
2935
2936 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
2937 (Arm_relocate_functions::arm_branch_common): Change method defintion
2938 in class definition to a method declaration and update list of formal
2939 parameters.
2940 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
2941 Arm_relocation_functions::jump24): Adjust call to
2942 Arm_relocate_functions::arm_branch_common. Update list of formal
2943 parameters.
2944 (Arm_relocate_functions::xpc25): New method definition.
2945 (Arm_relocate_functions::arm_branch_common): Move method defintion
2946 out from class definition. Use stubs for mode-switching and extending
2947 branch ranges.
2948 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
2949 specially. Change code to enable use of stubs in ARM branches.
2950
43d12afe
DK		 29512009-11-10 Doug Kwan <dougkwan@google.com>
2952
2953 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
2954 in method declaration.
2955 (Target_arm::relocate_stub): New method declaration.
2956 (Target_arm::default_target): Change to return a pointer instead of
2957 a const reference.
2958 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
2959 Target_arm::default_target.
2960 (Arm_Relobj::do_relocate_sections): Remove options paramater in
2961 method definition.
2962 (Target_arm::relocate_section): Adjust view.
2963 (Target_arm::relocate_stub): New method definition.
2964
ac33a407
DK		 29652009-11-10 Doug Kwan <dougkwan@google.com>
2966
2967 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
2968 a format warning.
2969 * incremental.cc (open_incremental_binary): Initialized local
2970 variables to avoid warnings.
2971 * object.cc (make_elf_object): Ditto.
2972 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
2973 a format warning.
e1df38aa 2974
88ee28e9
L		 2975009-11-09 H.J. Lu <hongjiu.lu@intel.com>
2976
2977 PR gold/10930
2978 * testsuite/plugin_test.c: Include "config.h".
2979
2daedcd6
DK		 29802009-11-09 Doug Kwan <dougkwan@google.com>
2981
2982 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
2983 (arm_symbol_value): Remove.
2984 (Arm_relocate_functions::arm_branch_common,
2985 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
2986 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
2987 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
2988 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
2989 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
2990 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
2991 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
2992 Arm_relocate_functions::thm_mobw_abs_nc,
2993 Arm_relocate_functions::thm_mov_abs,
2994 Arm_relocate_functions::movw_prel_nc,
2995 Arm_relocate_functions::thm_movt_abs,
2996 Arm_relocate_functions::movt_prel,
2997 Arm_relocate_functions::thm_movw_prel_nc,
2998 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
2999 (Target_arm::Relocate::relocate): Only decompose address into two
3000 parts if relocation type uses the thumb-bit and pass the actual
3001 bit instead of a flag indicating that the thumb-bit is used. Adjust
3002 calls to methods in Arm_relocate_functions for this change.
3003
1276bc89 30042009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 3005
3006 PR 10925
3007 * reloc.cc: Instantiate
3008 Sized_relobj::initialize_input_to_output_maps and
3009 Sized_relobj:free_input_to_output_maps.
3010
e53ad1b5
ILT		 30112009-11-06 Ian Lance Taylor <iant@google.com>
3012
3013 PR 10876
3014 * defstd.cc (in_segment): Set only_if_ref true for "end".
3015
eb44217c
DK		 30162009-11-06 Doug Kwan <dougkwan@google.com>
3017
3018 * arm.cc (class Reloc_stub): Correct a comment.
3019 (Target_arm::Target_arm): Initialize arm_input_section_map_.
3020 (Target_arm::scan_section_for_stubs): New method declaration.
3021 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
3022 Change methods from private to protected.
3023 (Target_arm::do_may_relax): New method definition.
3024 (Target_arm::do_relax, Target_arm::group_sections,
3025 Target_arm::scan_reloc_for_stub,
3026 Target_arm::scan_reloc_section_for_stubs): New method declarations.
3027 (Target_arm::arm_input_section_map_): New data member declaration.
3028 (Target_arm::scan_reloc_for_stub,
3029 Target_arm::scan_reloc_section_for_stubs,
3030 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
3031 Target_arm::do_relax): New method definitions.
3032
5d329b7d
ILT		 30332009-11-06 Mikolaj Zalewski <mikolaj@google.com>
3034
3035 * configure.ac: Check for (struct stat)::st_mtim
3036 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
3037 * config.in: Regenerate.
3038 * configure: Regenerate.
3039
96a0d71b
ILT		 30402009-11-05 Ian Lance Taylor <iant@google.com>
3041
3042 PR 10910
3043 * output.cc (Output_segment::add_output_section): Add missing
3044 return statement.
3045
594c8e5e
ILT		 30462009-11-04 Ian Lance Taylor <iant@google.com>
3047
3048 PR 10880
3049 * object.h (class Object): Add is_needed and set_is_needed
3050 methods. Add is_needed_ field. Make bool fields into bitfields.
3051 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
3052 defined in a dynamic object and referenced by a regular object,
3053 set is_needed for the dynamic object.
3054 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
3055 if the file is marked with as_needed and it is not needed.
3056
22b127cc
ILT		 30572009-11-04 Ian Lance Taylor <iant@google.com>
3058
3059 PR 10887
3060 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
3061 tags if data is discarded by linker script.
3062 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3063 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3064 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3065 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3066
f5c870d2
ILT		 30672009-11-04 Ian Lance Taylor <iant@google.com>
3068
3069 * layout.cc (Layout::get_output_section): Add is_interp and
3070 is_dynamic_linker_section parameters. Change all callers.
3071 (Layout::choose_output_section): Likewise.
3072 (Layout::make_output_section): Likewise.
3073 (Layout::add_output_section_data): Add is_dynamic_linker_section
3074 parameter. Change all callers.
3075 * layout.h (class Layout): Update declarations.
3076 * output.h (class Output_section): Add is_interp, set_is_interp,
3077 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
3078 Add is_interp_, is_dynamic_linker_section_ fields. Change
3079 generate_code_fills_at_write_ to a bitfield.
3080 * output.cc (Output_section::Output_sections): Initialize new
3081 fields.
3082 (Output_segment::add_output_section): Add do_sort parameter.
3083 Change all callers.
3084
1ae4d23b
ILT		 30852009-11-03 Ian Lance Taylor <iant@google.com>
3086
3087 PR 10860
3088 * options.h (class General_options): Add --warn-common.
3089 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
3090 merging two common symbols.
3091 (Symbol_table::should_override): Handle --warn-common when merging
3092 a common symbol with a defined symbol. Use report_resolve_problem
3093 for multiple definitions.
3094 (Symbol_table::report_resolve_problem): New function.
3095 * symtab.h (class Symbol_table): Declare report_resolve_problem.
3096
55da9579
DK		 30972009-11-03 Doug Kwan <dougkwan@google.com>
3098
3099 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
3100 stub_factory_.
3101 (Target_arm::stub_factory): New method definition.
3102 (Target_arm::new_arm_input_section,
3103 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
3104 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 3105 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 3106 New type definitions.
3107 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
3108 member declarations.
3109 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
3110 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
3111 New method definitions.
3112
37a9ac43
ILT		 31132009-11-03 Ian Lance Taylor <iant@google.com>
3114
3115 * options.h (class General_options): Add --warn_constructors.
3116
b3d6a3d4
ILT		 31172009-11-03 Ian Lance Taylor <iant@google.com>
3118
3119 PR 10893
3120 * defstd.cc (in_section): Add entries for __rel_iplt_start,
3121 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
3122
934b01dd
ILT		 31232009-11-03 Ian Lance Taylor <iant@google.com>
3124
3125 PR 10895
3126 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
3127 --msgid-bugs-address.
3128 (install-pdf): New target.
3129 (install-data_yes): Look up one directory to find mkinstalldirs.
3130
03c1939b
L		 31312009-11-03 H.J. Lu <hongjiu.lu@intel.com>
3132
3133 * po/Make-in (.po.gmo): Don't generate .gmo files in source
3134 tree.
3135
ebd95253
DK		 31362009-10-30 Doug Kwan <dougkwan@google.com>
3137
3138 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
3139
e9bbb538
DK		 31402009-10-30 Doug Kwan <dougkwan@google.com>
3141
3142 * arm.cc (Stub_addend_reader): New struct template definition
3143 and partial specializations.
3144 (Stub_addend_reader::operator()): New method definition for a
3145 partially specialized template.
3146
d5b40221
DK		 31472009-10-30 Doug Kwan <dougkwan@google.com>
3148
3149 * arm.cc (Arm_relobj::processor_specific_flags): New method
3150 definition.
3151 (Arm_relobj::do_read_symbols): New method declaration.
3152 (Arm_relobj::processor_specific_flags_): New data member declaration.
3153 (Arm_dynobj): New class definition.
3154 (Target_arm::do_finalize_sections): Add input_objects parameter.
3155 (Target_arm::do_adjust_elf_header): New method declaration.
3156 (Target_arm::are_eabi_versions_compatible,
3157 (Target_arm::merge_processor_specific_flags): New method declaration.
3158 (Target_arm::do_make_elf_object): New overloaded method definitions
3159 and declaration.
3160 (Arm_relobj::do_read_symbols): New method definition.
3161 (Arm_dynobj::do_read_symbols): Ditto.
3162 (Target_arm::do_finalize_sections): Add input_objects parameters.
3163 Merge processor-specific flags from all input objects.
3164 (Target_arm::are_eabi_versions_compatible,
3165 Target_arm::merge_processor_specific_flags,
3166 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
3167 New method definitions.
3168 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
3169 Input_objects pointer type parameter.
3170 * layout.cc (Layout::finalize): Pass input objects to target's.
3171 finalize_sections function.
3172 * output.cc (Output_file_header::do_sized_write): Set ELF file
3173 header's processor-specific flags.
3174 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
3175 Input_objects pointer type parameter.
3176 * sparc.cc (Target_sparc::do_finalize_sections): Same.
3177 * target.h (Input_objects): New forward class declaration.
3178 (Target::processor_specific_flags,
3179 Target::are_processor_specific_flags_sect): New method definitions.
3180 (Target::finalize_sections): Add input_objects parameter.
3181 (Target::Target): Initialize processor_specific_flags_ and
3182 are_processor_specific_flags_set_.
3183 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
3184 parameter.
3185 (Target::set_processor_specific_flags): New method definition.
3186 (Target::processor_specific_flags_,
3187 Target::are_processor_specific_flags_set_): New data member
3188 declarations.
3189 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
3190 Input_objects pointer type parameter.
3191
ebabffbd
DK		 31922009-10-30 Doug Kwan <dougkwan@google.com>
3193
3194 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
3195
ad0f2072
ILT		 31962009-10-28 Ian Lance Taylor <iant@google.com>
3197
3198 * object.h (class Relobj): Drop options parameter from
3199 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
3200 do_scan_relocs, do_relocate. Change all callers.
3201 (class Sized_relobj): Drop options parameters from
3202 do_gc_process_relocs, do_scan_relocs, do_relocate,
3203 do_relocate_sections, relocate_sections, emit_relocs_scan,
3204 emit_relocs_scan_reltype. Change all callers.
3205 (struct Relocate_info): Remove options field and all references to
3206 it.
3207 * reloc.h (class Read_relocs): Remove options constructor
3208 parameter and options_ field. Change all callers.
3209 (class Gc_process_relocs, class Scan_relocs): Likewise.
3210 (class Relocate_task): Likewise.
3211 * target-reloc.h (scan_relocs): Remove options parameter. Change
3212 all callers.
3213 (scan_relocatable_relocs): Likewise.
3214 * target.h (class Sized_target): Remove options parameter from
3215 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
3216 all callers.
3217 * gc.h (gc_process_relocs): Remove options parameter. Change all
3218 callers.
3219 * arm.cc: Update functions to remove options parameters.
3220 * i386.cc: Likewise.
3221 * powerpc.cc: Likewise.
3222 * sparc.cc: Likewise.
3223 * x86_64.cc: Likewise.
3224 * testsuite/testfile.cc: Likewise.
3225
8ffa3667
DK		 32262009-10-28 Doug Kwan <dougkwan@google.com>
3227
3228 * arm.cc (Arm_relobj): New class definition.
e1df38aa 3229 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 3230 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
3231 New method definitions.
3232
40f36857
CC		 32332009-10-28 Cary Coutant <ccoutant@google.com>
3234
3235 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
3236 (Plugin::cleanup_done_): New member.
3237 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
3238 (Plugin_manager::cleanup_done_): Remove.
3239 (Plugin_manager::add_input_file): Edit error message.
3240 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
3241 (Plugin_manager::cleanup): Remove use of cleanup_done_.
3242
2c849493
ILT		 32432009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3244
3245 * fileread.cc: (File_read::View::~View): Use the new
3246 data_ownership_ filed.
3247 (File_read::~File_read): Dispose the new whole_file_view_.
3248 (File_read::open): Mmap the whole file if needed.
3249 (File_read::open): Use whole_file_view_ instead of contents_.
3250 (File_read::find_view): Use whole_file_view_ if applicable.
3251 (File_read::do_read): Use whole_file_view_ instead of contents_.
3252 (File_read::make_view): Use whole_file_view_ instead of contents_,
3253 update File_read::View::View call.
3254 (File_read::find_or_make_view): Update File_read::View::View
3255 call.
3256 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
3257 remove contents_
3258 (File_read::View::Data_ownership): New enum.
3259 (File_read::View::View): Replace bool mapped_ with Data_ownership
3260 argument.
3261 (File_read::View::mapped_): Remove (replaced by data_ownership_).
3262 (File_read::View::data_ownership_): New field.
3263 (File_read::contents_): Remove (replaced by whole_file_view_).
3264 (File_read::whole_file_view_): New field.
3265 * options.h (class General_options): Add --keep-files-mapped.
3266
24998053
CC		 32672009-10-27 Cary Coutant <ccoutant@google.com>
3268
3269 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
3270 * testsuite/Makefile.am (plugin_test_5): New test case.
3271 * testsuite/Makefile.in: Regenerate.
3272
72adc4fa
DK		 32732009-10-25 Doug Kwan <dougkwan@google.com>
3274
3275 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
3276 from private to protected to allow access by child class.
3277 (Sized_relobj::do_relocate_sections): New method declaration.
3278 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 3279 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 3280 Sized_relobj::relocate_sections. Instantiate template explicitly
3281 for different target sizes and endianity.
3282
07f508a2
DK		 32832009-10-24 Doug Kwan <dougkwan@google.com>
3284
3285 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
3286 (Arm_input_section::as_arm_input_section): New method.
3287 (Arm_output_section): New class definition.
3288 (Arm_output_section::create_stub_group,
3289 Arm_output_section::group_sections): New method definitions.
3290
10ad9fe5
DK		 32912009-10-22 Doug Kwan <dougkwan@google.com>
3292
3293 * arm.cc (Arm_input_section): New class definition.
3294 (Arm_input_section::init, Arm_input_section:do_write,
3295 Arm_input_section::set_final_data_size,
3296 Arm_input_section::do_reset_address_and_file_offset): New method
3297 definitions.
3298
56ee5e00
DK		 32992009-10-21 Doug Kwan <dougkwan@google.com>
3300
3301 * arm.cc (Stub_table, Arm_input_section): New forward class
3302 declarations.
3303 (Stub_table): New class defintion.
3304 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
3305 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
3306 New method definition.
3307
b569affa
DK		 33082009-10-21 Doug Kwan <dougkwan@google.com>
3309
3310 * arm.cc: Update copyright comments.
3311 (Target_arm): New forward class template declaration.
3312 (Arm_address): New type.
3313 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
3314 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
3315 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
3316 constants.
3317 (Insn_template): Same.
3318 (DEF_STUBS): New macro.
3319 (Stub_type): New enum type.
3320 (Stub_template): New class definition.
3321 (Stub): Same.
3322 (Reloc_stub): Same.
3323 (Stub_factory): Same.
3324 (Target_arm::Target_arm): Initialize may_use_blx_ and
3325 should_force_pic_veneer_.
3326 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
3327 Target_arm::should_force_pic_veneer,
3328 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
3329 Target_arm::using_thumb_only, Target_arm:;default_target): New
3330 method defintions.
3331 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
3332 New data member declarations.
3333 (Insn_template::size, Insn_template::alignment): New method defintions.
3334 (Stub_template::Stub_template): New method definition.
3335 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
3336 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
3337 (Stub_factory::Stub_factory): New method definition.
3338 * gold.h (string_hash): New template.
3339 * output.h (Input_section_specifier::hash_value): Use
3340 gold::string_hash.
3341 (Input_section_specifier::string_hash): Remove.
3342 * stringpool.cc (Stringpool_template::string_hash): Use
3343 gold::string_hash.
3344
6c172549
DK		 33452009-10-20 Doug Kwan <dougkwan@google.com>
3346
3347 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
3348 symbols of relaxed input sections.
3349 * output.h (Output_section::find_relaxed_input_section): Make
3350 method public.
3351
c5617f2f
DK		 33522009-10-16 Doug Kwan <dougkwan@google.com>
3353
3354 * dynobj.cc (Versions::Versions): Initialize version_script_.
3355 Only insert base version symbol definition for a shared object
3356 if version script defines any version versions.
3357 (Versions::define_base_version): New method definition.
3358 (Versions::add_def): Check that base version is not needed.
3359 (Versions::add_need): Define base version lazily.
3360 * dynobj.h (Versions::define_base_version): New method declaration.
3361 (Versions::needs_base_version_): New data member declaration.
3362 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
3363 (check_DATA): Add no_version_test.stdout.
3364 (libno_version_test.so, no_version_test.o no_version_test.stdout):
3365 New make rules.
3366 * testsuite/Makefile.in: Regenerate.
3367 * testsuite/no_version_test.c: New file.
3368 * testsuite/no_version_test.sh: Ditto.
3369
3c12dcdb
DK		 33702009-10-16 Doug Kwan <dougkwan@google.com>
3371
3372 * expression.cc (class Segment_start_expression): New class definition.
3373 (Segment_start_expression::value): New method definition.
3374 (script_exp_function_segment_start): Return a new
3375 Segment_start_expression.
3376 * gold/script-c.h (script_saw_segment_start_expression): New function
3377 prototype.
3378 * script-sections.cc (Script_sections::Script_sections): Initialize
3379 SAW_SEGMENT_START_EXPRESSION_ to false.
3380 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
3381 and -Tbbs options to specify section addresses if given in
3382 command line and no SEGMENT_START expression is seen in a script.
3383 * script-sections.h (Script_sections::saw_segment_start_expression,
3384 Script_sections::set_saw_segment_start_expression): New method
3385 definition.
3386 (Script_sections::saw_segment_start_expression_): New data member
3387 declaration.
3388 * script.cc (script_saw_segment_start_expression): New function.
3389 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
3390 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
3391 script_test_7.sh and script_test_8.sh.
3392 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
3393 script_test_8.stdout.
3394 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
3395 (script_test_6, script_test_6.stdout, script_test_7,
3396 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
3397 * Makefile.in: Regenerate.
3398 * testsuite/script_test_6.sh: New file.
3399 * testsuite/script_test_6.t: Same.
3400 * testsuite/script_test_7.sh: Same.
3401 * testsuite/script_test_7.t: Same.
3402 * testsuite/script_test_8.sh: Same.
3403
64b1ae37
DK		 34042009-10-16 Doug Kwan <dougkwan@google.com>
3405
3406 * output.cc (Output_segment::set_section_list_address): Cast
3407 expressions to unsigned long long type to avoid format warnings.
3408
661be1e2
ILT		 34092009-10-15 Ian Lance Taylor <iant@google.com>
3410
12edd763 3411 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 3412 dot assignment to script_sections_.
12edd763
ILT		 3413 * script-sections.cc (Script_sections::add_dot_assignment):
3414 Initialize if necessary.
3415
68b6574b
ILT		 3416 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
3417 program headers with no load segment if there is a linker script.
3418
661be1e2
ILT		 3419 * layout.cc (Layout::set_segment_offsets): Align the file offset
3420 to the segment aligment for -N or -n with no load segment.
3421 * output.cc (Output_segment::add_output_section): Don't crash if
3422 the first section is a TLS section.
3423 (Output_segment::set_section_list_addresses): Print an error
3424 message if the address moves backward in a linker script.
3425 * script-sections.cc
3426 (Output_section_element_input::set_section_addresses): Don't
3427 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
3428 (Orphan_output_section::set_section_addresses): Likewise.
3429
f15f61a7
DK		 34302009-10-15 Doug Kwan <dougkwan@google.com>
3431
3432 * layout.cc (Layout::finish_dynamic_section): Generate tags
3433 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
3434 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
3435 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
3436
82bb573a
ILT		 34372009-10-14 Ian Lance Taylor <iant@google.com>
3438
3439 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
3440 fields.
3441 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
3442 data_shdr fields of relinfo.
3443 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
3444 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
3445 R_386_TLS_LDO_32, adjust based on section flags.
3446 (Target_i386::Relocate::fix_up_ldo): Remove.
3447
374ad285
ILT		 34482009-10-13 Ian Lance Taylor <iant@google.com>
3449
3450 Add support for -pie.
3451 * options.h (class General_options): Add -pie and
3452 --pic-executable.
3453 (General_options::output_is_position_independent): Test -pie.
3454 (General_options::output_is_executable): Return true if not shared
3455 and not relocatable.
3456 (General_options::output_is_pie): Remove.
3457 * options.cc (General_options::finalize): Reject incompatible uses
3458 of -pie.
3459 * gold.cc (queue_middle_tasks): A -pie link is not static.
3460 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
3461 * symtab.cc (Symbol::final_value_is_known): Return false if
3462 output_is_position_independent.
3463 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
3464 output_is_position_independent.
3465 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
3466 output_is_position_independent.
3467 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
3468 output_is_position_independent.
3469 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
3470 two_file_pie_test.
3471 (basic_pie_test.o, basic_pie_test): New targets.
3472 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
3473 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
3474 (two_file_pie_test): New target.
3475 * testsuite/Makefile.in: Rebuild.
3476 * README: Remove note saying that -pie is not supported.
3477
c6585162
ILT		 34782009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3479
3480 * options.h (class General_options): Add -init and -fini.
3481 * layout.cc (Layout::finish_dynamic_section): Emit
3482 given init and fini functions.
3483
032ce4e9
ST		 34842009-10-13 Sriraman Tallam <tmsriram@google.com>
3485
3486 * gc.h (gc_process_relocs): Check if icf is enabled using new
3487 function.
3488 * gold.cc (queue_initial_tasks): Likewise.
3489 (queue_middle_tasks): Likewise.
3490 * object.cc (do_layout): Likewise.
3491 * symtab.cc (is_section_folded): Likewise.
3492 * main.cc (main): Likewise.
3493 * reloc.cc (Read_relocs::run): Likewise.
3494 (Sized_relobj::do_scan_relocs): Likewise.
3495 * icf.cc (is_function_ctor_or_dtor): New function.
3496 (Icf::find_identical_sections): Check if function is ctor or dtor when
3497 safe icf is chosen.
3498 * options.h (General_options::icf): Change option to be an enum.
3499 (Icf_status): New enum.
3500 (icf_enabled): New method.
3501 (icf_safe_folding): New method.
3502 (set_icf_status): New method.
3503 (icf_status_): New variable.
3504 * (options.cc) (General_options::finalize): Set icf_status_.
3505 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
3506 icf_test and icf_keep_unique_test to use the --icf enum flag.
3507 * testsuite/icf_safe_test.sh: New file.
e1df38aa 3508 * testsuite/icf_safe_test.cc: New file.
032ce4e9 3509
f345227a
ST		 35102009-10-12 Sriraman Tallam <tmsriram@google.com>
3511
3512 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
3513 includes to gc.h and icf.h.
3514 * arm.cc: Include gc.h.
3515 * gold.cc: Likewise.
3516 * i386.cc: Likewise.
3517 * powerpc.cc: Likewise.
3518 * sparc.cc: Likewise.
3519 * x86_64.cc: Likewise.
3520 * gc.h: Include icf.h.
3521
1c7814ed
ILT		 35222009-10-11 Ian Lance Taylor <iant@google.com>
3523
3524 * plugin.cc: Include "gold.h" before other header files.
3525
ae3b5189
CD		 35262009-10-10 Chris Demetriou <cgd@google.com>
3527
3528 * options.h (Input_file_argument::Input_file_type): New enum.
3529 (Input_file_argument::is_lib_): Replace with...
3530 (Input_file_argument::type_): New member.
3531 (Input_file_argument::Input_file_argument): Take Input_file_type
3532 'type' rather than boolean 'is_lib' as second argument.
3533 (Input_file_argument::is_lib): Use type_.
3534 (Input_file_argument::is_searched_file): New function.
3535 (Input_file_argument::may_need_search): Handle is_searched_file.
3536 * options.cc (General_options::parse_library): Support -l:filename.
3537 (General_options::parse_just_symbols): Update for Input_file_argument
3538 changes.
3539 (Command_line::process): Likewise.
3540 * archive.cc (Archive::get_file_and_offset): Likewise.
3541 * plugin.cc (Plugin_manager::release_input_file): Likewise.
3542 * script.cc (read_script_file, script_add_file): Likewise.
3543 * fileread.cc (Input_file::Input_file): Likewise.
3544 (Input_file::will_search_for): Handle is_searched_file.
3545 (Input_file::open): Likewise.
3546 * readsyms.cc (Read_symbols::get_name): Likewise.
3547 * testsuite/Makefile.am (searched_file_test): New test.
3548 * testsuite/Makefile.in: Regenerate.
3549 * testsuite/searched_file_test.cc: New file.
3550 * testsuite/searched_file_test_lib.cc: New file.
3551
f3048a1d
ILT		 35522009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3553 Ian Lance Taylor <iant@google.com>
3554
3555 * descriptor.cc: Include <cstdio> and "binary-io.h".
3556 (Descriptors::open): Open the files in binary mode always.
3557 * script.cc (Lex::get_token): Treat \r as whitespace.
3558
d4780e57
ILT		 35592009-10-09 Ian Lance Taylor <iant@google.com>
3560
3561 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
3562
d9a893b8
ILT		 35632009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3564 Ian Lance Taylor <iant@google.com>
3565
3566 * configure.ac: Check for readv function also.
3567 * fileread.cc (readv): Define if not HAVE_READV.
3568 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
3569 does not exist.
3570 * config.in: Regenerate.
3571 * configure: Regenerate.
3572
c0a62865
DK		 35732009-10-09 Doug Kwan <dougkwan@google.com>
3574
3575 * layout.cc (Layout::make_output_section): Call target hook to make
3576 ordinary output section.
3577 (Layout::finalize): Adjust parameter list of call the
3578 Target::may_relax().
3579 * layout.h (class Layout::section_list): New method.
3580 * merge.h (Output_merge_base::entsize): Change visibility to public.
3581 (Output_merge_base::is_string, Output_merge_base::do_is_string):
3582 New methods.
3583 (Output_merge_string::do_is_string): New method.
3584 * object.cc (Sized_relobj::do_setup): renamed from
3585 Sized_relobj::set_up.
3586 * object.h (Sized_relobj::adjust_shndx,
3587 Sized_relobj::initializ_input_to_output_maps,
3588 Sized_relobj::free_input_to_output_maps): Change visibilities to
3589 protected.
3590 (Sized_relobj::setup): Virtualize.
3591 (Sized_relobj::do_setup): New method declaration.
3592 (Sized_relobj::invalidate_section_offset,
3593 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
3594 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
3595 * options.cc (parse_int): New function.
3596 * options.h (parse_int): New declaration.
3597 (DEFINE_int): New macro.
3598 (stub_group_size): New option.
3599 * output.cc (Output_section::Output_section): Initialize memebers
3600 merge_section_map_, merge_section_by_properties_map_,
3601 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
3602 (Output_section::add_input_section): Handled deferred code-fill
3603 generation and remove an old comment.
3604 (Output_section::add_relaxed_input_section): New method definition.
3605 (Output_section::add_merge_input_section): Use merge section by
3606 properties map to speed to search. Update merge section maps
3607 as appropriate.
3608 (Output_section::build_relaxation_map): New method definition.
3609 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3610 Same.
3611 (Output_section::relax_input_section): Renamed to
3612 Output_section::convert_input_sections_to_relaxed_sections and change
3613 interface to take a vector of pointers to relaxed sections.
3614 (Output_section::find_merge_section,
3615 Output_section::find_relaxed_input_section): New method definitions.
3616 (Output_section::is_input_address_mapped,
3617 Output_section::output_offset, Output_section::output_address):
3618 Use output section data maps to speed up searching.
3619 (Output_section::find_starting_output_address): Add comments.
3620 (Output_section::do_write,
3621 Output_section::write_to_postprocessing_buffer): Do code-fill
3622 generation as appropriate.
3623 (Output_section::get_input_sections): Invalidate relaxed input section
3624 map.
3625 (Output_section::restore_states): Adjust type of checkpoint .
3626 Invalidate relaxed input section map.
3627 * output.h (Output_merge_base): New class declaration.
3628 (Input_section_specifier): New class defintion.
3629 (class Output_relaxed_input_section) Change base class to
3630 Output_section_data_build.
3631 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
3632 base class initializer.
3633 (Output_section::add_relaxed_input_section): New method declaration.
3634 (Output_section::Input_section): Change visibility to protected.
3635 (Output_section::Input_section::relobj,
3636 Output_section::Input_section::shndx): Handle relaxed input sections.
3637 Output_section::input_sections) Change visibility to protected. Also
3638 define overload to return a non-const pointer.
3639 (Output_section::Merge_section_properties): New class defintion.
3640 (Output_section::Merge_section_by_properties_map,
3641 Output_section::Output_section_data_by_input_section_map,
3642 Output_section::Relaxation_map): New types.
3643 (Output_section::relax_input_section): Rename method to
3644 Output_section::convert_input_sections_to_relaxed_sections and change
3645 interface to take a vector of relaxed section pointers.
3646 (Output_section::find_merge_section,
3647 Output_section::find_relaxed_input_section,
3648 Output_section::build_relaxation_map,
3649 Output_section::convert_input_sections_in_list_to_relaxed_sections):
3650 New method declarations.
3651 (Output_section::merge_section_map_
3652 Output_section::merge_section_by_properties_map_,
3653 Output_section::relaxed_input_section_map_,
3654 Output_section::is_relaxed_input_section_map_valid_,
3655 Output_section::generate_code_fills_at_write_): New data members.
3656 * script-sections.cc
3657 (Output_section_element_input::set_section_addresses): Call
3658 current_data_size and addralign methods of relaxed input sections.
3659 (Orphan_output_section::set_section_addresses): Call current_data_size
3660 and addralign methods of relaxed input sections.
3661 * symtab.cc (Symbol_table::compute_final_value): Extract template
3662 from the body of Symbol_table::sized_finalize_symbol.
3663 (Symbol_table::sized_finalized_symbol): Call
3664 Symbol_table::compute_final_value.
3665 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
3666 (Symbol_table::compute_final_value): New templated method declaration.
3667 * target.cc (Target::do_make_output_section): New method defintion.
3668 * target.h (Target::make_output_section): New method declaration.
3669 (Target::relax): Add more parameters for input objects, symbol table
3670 and layout. Adjust call to do_relax.
3671 (Target::do_make_output_section): New method declaration.
3672 (Target::do_relax): Add parameters for input objects, symbol table
3673 and layout.
3674
d446d6c4
ILT		 36752009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3676
3677 * pread.c: Include stdio.h.
3678
bc06c745
ILT		 36792009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3680
3681 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
3682 defined.
3683
75aea3d0
ILT		 36842009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3685
3686 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3687 Change read_shndx type to unsigned int.
3688 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3689 int.
3690 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3691 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
3692 Change read_shndx type to unsigned int.
3693 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
3694 int.
3695 (Sized_dwarf_line_info::read_line_mappings): Likewise.
3696 * layout.cc (Layout::create_symtab_sections): Cast the result of
3697 local_symcount * symsize to off_t in the gold_assert.
3698
be8fcb75
ILT		 36992009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3700
3701 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
3702 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
3703 R_ARM_BASE_ABS.
3704 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
3705 (Arm_relocate_functions::thm_abs5): New function.
3706 (Arm_relocate_functions::abs12): New function.
3707 (Arm_relocate_functions::abs16): New function.
3708 (Arm_relocate_functions::base_abs): New function.
3709 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
3710 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
3711 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
3712 R_ARM_BASE_ABS.
3713 (Scan::global): Likewise.
3714 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
3715 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
3716 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
3717 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
3718 R_ARM_BASE_ABS.
3719
c2a122b6
ILT		 37202009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3721
3722 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
3723 (Arm_relocate_functions::movt_prel): New function.
3724 (Arm_relocate_functions::thm_movw_prel_nc): New function.
3725 (Arm_relocate_functions::thm_movt_prel): New function.
3726 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
3727 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
3728 (Scan::global, Relocate::relocate): Likewise.
3729 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3730
c4aa1e2d
ILT		 37312009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3732
3733 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
3734 Incremental_checker.
3735 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
3736 unsigned int.
3737 (class Incremental_inputs_header): New class.
3738 (Incremental_inputs_header_writer): Edit comment.
3739 (Incremental_inputs_entry): New class.
3740 (Incremental_inputs_entry_writer): Edit comment.
3741 (Sized_incremental_binary::do_find_incremental_inputs_section):
3742 Add *strtab_shndx parameter, fill it.
3743 (Sized_incremental_binary::do_check_inputs): New method.
3744 (Incremental_checker::can_incrementally_link_output_file): Use
3745 Sized_incremental_binary::check_inputs.
3746 (Incremental_inputs::report_command_line): Save command line in
3747 command_line_.
3748 * incremental.h:
3749 (Incremental_binary::find_incremental_inputs_section): New
3750 method.
3751 (Incremental_binary::do_find_incremental_inputs_section): Add
3752 strtab_shndx parameter.
3753 (Incremental_binary::do_check_inputs): New pure virtual method.
3754 (Sized_incremental_binary::do_check_inputs): Declare.
3755 (Incremental_checker::Incremental_checker): Add incremental_inputs
3756 parameter, use it to initialize incremental_inputs_.
3757 (Incremental_checker::incremental_inputs_): New field.
3758 (Incremental_checker::command_line): New method.
3759 (Incremental_checker::inputs): New method.
3760 (Incremental_checker::command_line_): New field.
3761
c549a694
ILT		 37622009-10-09 Mikolaj Zalewski <mikolajz@google.com>
3763
3764 * incremental.cc: Include <cstdarg> and "target-select.h".
3765 (vexplain_no_incremental): New function.
3766 (explain_no_incremental): New function.
3767 (Incremental_binary::error): New method.
3768 (Sized_incremental_binary::do_find_incremental_inputs_section): New
3769 method.
3770 (make_sized_incremental_binary): New function.
3771 (open_incremental_binary): New function.
3772 (can_incrementally_link_file): Add checks if output is ELF and has
3773 inputs section.
3774 * incremental.h: Include "elfcpp_file.h" and "output.h".
3775 (Incremental_binary): New class.
3776 (Sized_incremental_binary): New class.
3777 (open_incremental_binary): Declare.
3778 * object.cc (is_elf_object): Use
3779 elfcpp::Elf_recognizer::is_elf_file.
3780 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
3781 * output.h (Output_file::filesize): New method.
3782
fd3c5f0b
ILT		 37832009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3784
3785 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
3786 New function.
3787 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
3788 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
3789 function.
3790 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
3791 function.
3792 (Arm_relocate_functions::movw_abs_nc): New function.
3793 (Arm_relocate_functions::movt_abs): New function.
3794 (Arm_relocate_functions::thm_movw_abs_nc): New function.
3795 (Arm_relocate_functions::thm_movt_abs): New function.
3796 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
3797 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
3798 (Scan::global): Likewise.
3799 (Relocate::relocate): Likewise.
3800 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3801
7f5309a5
ILT		 38022009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3803
3804 * arm.cc (Arm_relocate_functions::got_prel) New function.
3805 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
3806 (Relocate::relocate): Likewise.
3807 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
3808
364c7fa5
ILT		 38092009-10-06 Ian Lance Taylor <iant@google.com>
3810
3811 * options.h (class General_options): Define
3812 split_stack_adjust_size parameter.
3813 * object.h (class Object): Add uses_split_stack_ and
3814 has_no_split_stack_ fields. Add uses_split_stack and
3815 has_no_split_stack accessor functions. Declare
3816 handle_split_stack_section.
3817 (class Reloc_symbol_changes): Define.
3818 (class Sized_relobj): Define Function_offsets. Declare
3819 split_stack_adjust, split_stack_adjust_reltype, and
3820 find_functions.
3821 * object.cc (Object::handle_split_stack_section): New function.
3822 (Sized_relobj::do_layout): Call handle_split_stack_section.
3823 * dynobj.cc (Sized_dynobj::do_layout): Call
3824 handle_split_stack_section.
3825 * reloc.cc (Sized_relobj::relocate_sections): Call
3826 split_stack_adjust for executable sections in split_stack
3827 objects. Pass reloc_map to relocate_section.
3828 (Sized_relobj::split_stack_adjust): New function.
3829 (Sized_relobj::split_stack_adjust_reltype): New function.
3830 (Sized_relobj::find_functions): New function.
3831 * target-reloc.h: Include "object.h".
3832 (relocate_section): Add reloc_symbol_changes parameter. Change
3833 all callers.
3834 * target.h (class Target): Add calls_non_split method. Declare
3835 do_calls_non_split virtual method. Declare match_view and
3836 set_view_to_nop.
3837 * target.cc: Include "elfcpp.h".
3838 (Target::do_calls_non_split): New function.
3839 (Target::match_view): New function.
3840 (Target::set_view_to_nop): New function.
3841 * gold.cc (queue_middle_tasks): Give an error if mixing
3842 split-stack and non-split-stack objects with -r.
3843 * i386.cc (Target_i386::relocate_section): Add
3844 reloc_symbol_changes parameter.
3845 (Target_i386::do_calls_non_split): New function.
3846 * x86_64.cc (Target_x86_64::relocate_section): Add
3847 reloc_symbol_changes parameter.
3848 (Target_x86_64::do_calls_non_split): New function.
3849 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
3850 parameter.
3851 * powerpc.cc (Target_powerpc::relocate_section): Add
3852 reloc_symbol_changes parameter.
3853 * sparc.cc (Target_sparc::relocate_section): Add
3854 reloc_symbol_changes parameter.
3855 * configure.ac: Call AM_CONDITIONAL for the default target.
3856 * configure: Rebuild.
3857 * testsuite/Makefile.am (TEST_AS): New variable.
3858 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
3859 (check_DATA): Add split_i386 and split_x86_64 files.
3860 (SPLIT_DEFSYMS): Define.
3861 (split_i386_[1234n].o): New targets.
3862 (split_i386_[124]): New targets.
3863 (split_i386_[1234r].stdout): New targets.
3864 (split_x86_64_[1234n].o): New targets.
3865 (split_x86_64_[124]): New targets.
3866 (split_x86_64_[1234r].stdout): New targets.
3867 (MOSTLYCLEANFILES): Add new executables.
3868 * testsuite/split_i386.sh: New file.
3869 * testsuite/split_x86_64.sh: New file.
3870 * testsuite/split_i386_1.s: New file.
3871 * testsuite/split_i386_2.s: New file.
3872 * testsuite/split_i386_3.s: New file.
3873 * testsuite/split_i386_4.s: New file.
3874 * testsuite/split_i386_n.s: New file.
3875 * testsuite/split_x86_64_1.s: New file.
3876 * testsuite/split_x86_64_2.s: New file.
3877 * testsuite/split_x86_64_3.s: New file.
3878 * testsuite/split_x86_64_4.s: New file.
3879 * testsuite/split_x86_64_n.s: New file.
3880 * testsuite/testfile.cc (Target_test): Update relocation_section
3881 function.
3882 * testsuite/Makefile.in: Rebuild.
3883
e8a9fcda
ILT		 38842009-10-06 Ian Lance Taylor <iant@google.com>
3885
3886 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
3887 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
3888 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
3889 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
3890 the address on ldo_addrs_.
3891 (Target_i386::Relocate::fix_up_ldo): New function.
3892
e99daf92
ILT		 38932009-10-06 Rafael Espindola <espindola@google.com>
3894
3895 * plugin.cc (add_input_library): New.
3896 (Plugin::load): Add add_input_library to tv.
3897 (Plugin_manager::add_input_file): Add the is_lib argument.
3898 (add_input_file): Update call to Plugin_manager::add_input_file.
3899 (add_input_library): New.
3900 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
3901
966d4097
DK		 39022009-09-30 Doug Kwan <dougkwan@google.com>
3903
3904 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
3905 symbol and call Symbol::may_need_copy_reloc to determine if
3906 a copy reloc is needed.
3907 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
3908 nocopyreloc is given in command line.
3909 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
3910 given in command line.
3911 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
3912 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
3913 of the removed Target_i386::may_need_copy_reloc.
3914 * options.h (copyreloc): New option with default value false.
3915 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3916 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
3917 instead of the removed Target_powerpc::may_need_copy_reloc.
3918 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
3919 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
3920 instead of the removed Target_sparc::may_need_copy_reloc.
3921 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
3922 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
3923 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
3924 instead of the removed Target_x86_64::may_need_copy_reloc.
3925
029ba973
ILT		 39262009-09-30 Ian Lance Taylor <iant@google.com>
3927
3928 * object.h (class Object): Remove target_ field, and target,
3929 sized_target, and set_target methods.
3930 (Object::sized_target): Remove.
3931 (class Sized_relobj): Update declarations. Remove sized_target.
3932 * object.cc (Sized_relobj::setup): Remove target parameter.
3933 Change all callers.
3934 (Input_objects::add_object): Don't do anything with the target.
3935 (make_elf_sized_object): Add punconfigured parameter. Change all
3936 callers. Set or test parameter target.
3937 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
3938 Change all callers.
3939 * parameters.cc (Parameters::set_target): Change parameter type to
3940 be non-const.
3941 (Parameters::default_target): Remove.
3942 (set_parameters_target): Change parameter type to be non-const.
3943 (parameters_force_valid_target): New function.
3944 (parameters_clear_target): New function.
3945 * parameters.h (class Parameters): Update declarations. Remove
3946 default_target method. Add sized_target and clear_target
3947 methods. Change target_ to be non-const.
3948 (set_parameters_target): Update declaration.
3949 (parameters_force_valid_target): Declare.
3950 (parameters_clear_target): Declare.
3951 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
3952 as NULL if we aren't searching.
3953 (Add_symbols::run): Don't check for compatible target.
3954 * fileread.cc (Input_file::open_binary): Call
3955 parameters_force_valid_target.
3956 * gold.cc (queue_middle_tasks): Likewise.
3957 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
3958 set_target on object.
3959 * dynobj.h (class Sized_dynobj): Update declarations.
3960 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
3961 make_elf_object returns NULL.
3962 (Archive::include_member): Don't check whether object target is
3963 compatible.
3964 * output.cc (Output_section::add_input_section): Get target from
3965 parameters.
3966 (Output_section::relax_input_section): Likewise.
3967 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
3968 parameters.
3969 (Sized_relobj::do_scan_relocs): Likewise.
3970 (Sized_relobj::relocate_sections): Likewise.
3971 * resolve.cc (Symbol_table::resolve): Likewise.
3972 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
3973 parameter. Change all callers.
3974 (Symbol_table::add_from_object): Get target from parameters.
3975 (Symbol_table::add_from_relobj): Don't check object target.
3976 (Symbol_table::add_from_dynobj): Likewise.
3977 (Symbol_table::define_special_symbol): Get target from
3978 parameters.
3979 * symtab.h (class Symbol_table): Update declaration.
3980 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
3981 parameter. Change all callers. Clear parameter target.
3982 (Binary_test): Test target here.
3983 * testsuite/object_unittest.cc (gold_testsuite): Remove
3984 target_test_pointer parameter. Change all callers.
3985 (Object_test): Test target here.
3986
a6a22b83
ILT		 39872009-09-26 Ian Lance Taylor <iant@google.com>
3988
3989 * testsuite/initpri1.c: Don't try to use constructor priorities if
3990 compiling with gcc before 4.3.
3991
6a8f49fe
ILT		 39922009-09-22 Mikolaj Zalewski <mikolajz@google.com>
3993
3994 * testsuite/retain_symbols_file_test.sh (check_present): Change
3995 output file name to retain_symbols_file_test.stdout.
3996 (check_absent): Likewise.
3997
8c604651
CS		 39982009-09-18 Craig Silverstein <csilvers@google.com>
3999
4000 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
4001 * options.cc: Include <cerrno> and <fstream>.
4002 (General_options::finalize): Parse -retain-symbols-file tag.
4003 * options.h: New flag.
4004 (General_options): New method should_retain_symbol, new
4005 variable symbols_to_retain.
4006 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
4007 should_retain_symbol map.
4008 * testsuite/Makefile.am (retain_symbols_file_test): New test.
4009 * testsuite/Makefile.in: Regenerate.
4010 * testsuite/retain_symbols_file_test.sh: New file.
4011
ca58b19f
NC		 40122009-09-18 Nick Clifton <nickc@redhat.com>
4013
4014 * po/es.po: Updated Spanish translation.
4015
20e6d0d6
DK		 40162009-09-17 Doug Kwan <dougkwan@google.com>
4017
4018 * debug.h (DEBUG_RELAXATION): New constant.
4019 (DEBUG_ALL): Add DEBUG_RELAXATION.
4020 (debug_string_to_enum): Add relaxation debug option.
4021 * layout.cc
4022 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
4023 Layout::Relaxation_debug_check::read_sections,
4024 Layout::Relaxation_debug_check::read_sections): New method definitions.
4025 (Layout::Layout): Initialize data members
4026 record_output_section_data_from_scrips_,
4027 script_output_section_data_list_ and relaxation_debug_check_.
4028 (Layout::save_segments, Layout::restore_segments,
4029 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4030 Layout::relaxation_loop_body): New method definitions.
4031 (Layout::finalize): Support relaxation. Move section layout code to
4032 Layout::relaxation_loop_body.
4033 (Layout::set_asection_address_from_script): Move code for orphan
4034 section placement out.
4035 (Layout::place_orphan_sections_in_script): New method definition.
4036 * layout.h (Output_segment_headers, Output_file_header):
4037 New forward class declarations.
4038 (Layout::~Layout): Define.
4039 (Layout::new_output_section_data_from_script): New method definition.
4040 (Layout::place_orphan_sections_in_script): New method declaration.
4041 (Layout::Segment_states): New type declaration.
4042 (Layout::save_segments, Layout::restore_segments,
4043 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
4044 Layout::relaxation_loop_body): New method declarations.
4045 (Layout::Output_section_data_list): New type declaration.
4046 (Layout::Relaxation_debug_check): New class definition.
4047 (Layout::record_output_section_data_from_script_,
4048 Layout::script_output_section_data_list_, Layout::segment_states_,
4049 Layout::relaxation_debug_check_): New data members.
4050 * output.cc: (Output_section_headers::do_size): New method definition.
4051 (Output_section_headers::Output_section_headers): Move size
4052 computation to Output_section_headers::do_size.
4053 (Output_segment_headers::do_size): New method definition.
e1df38aa 4054 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 4055 Output_file_header::do_size and call it.
4056 (Output_file_header::do_size): New method definition.
4057 (Output_data_group::Output_data_group): Adjust call to
4058 Output_section_data.
4059 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
4060 (Output_symtab_xindex::do_write): Add array bound check.
4061 (Output_section::Input_section::print_to_mapfile): Handle
4062 RELAXED_INPUT_SECTION_CODE.
4063 (Output_section::Output_section): Initialize data member checkpoint_.
4064 (Output_section::~Output_section): Delete checkpoint object pointed
4065 by checkpoint_.
4066 (Output_section::add_input_section): Always add an Input_section if
4067 relaxing.
4068 (Output_section::add_merge_input_section): Add assert.
4069 (Output_section::relax_input_section): New method definition.
4070 (Output_section::set_final_data_size): Set load address to zero for
4071 an unallocated section.
4072 (Output_section::do_address_and_file_offset_have_reset_values):
4073 New method definition.
4074 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
4075 Handle relaxed input section.
4076 (Output_section::sort_attached_input_sections): Checkpoint input
4077 section list lazily.
4078 (Output_section::get_input_sections): Change type of input_sections to
4079 list of Simple_input_section pointers. Checkpoint input section list
4080 lazily. Also handle relaxed input sections.
4081 (Output_section::add_input_section_for_script): Take a reference to
4082 a Simple_input_section object instead of Relobj pointer and section
4083 index as parameter. Handle relaxed input sections.
4084 (Output_section::save_states, Output_section::restore_states): New
4085 method definitions.
4086 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
4087 (Output_data::is_data_size_fixed): New method definition.
4088 (Output_data::reset_addresss_and_file_offset): Do not reset data size
4089 if it is fixed.
4090 (Output_data::address_and_file_offset_have_reset_values): New method
4091 definition.
4092 (Output_data::do_address_and_file_offset_have_reset_values): New method
4093 definition.
4094 (Output_data::set_data_size): Check that data size is not fixed.
4095 (Output_data::fix_data_size): New method definition.
4096 (Output_data::is_data_size_fixed_): New data member.
4097 (Output_section_headers::set_final_data_size): New method definition.
4098 (Output_section_headers::do_size): New method declaration.
4099 (Output_segment_headers::set_final_data_size): New method definition.
4100 (Output_segment_headers::do_size): New method declaration.
4101 (Output_file_header::set_final_data_size)::New method definition.
4102 (Output_file_header::do_size)::New method declaration.
4103 (Output_section_data::Output_section_data): Add new parameter
4104 is_data_size_fixed and use it to fix data size.
4105 (Output_data_const::Output_data_const): Adjust call to base class
4106 constructor and fix data size.
4107 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
4108 base class constructor and fix data size.
4109 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
4110 base class constructor and fix data size.
4111 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
4112 class constructor and fix data size.
4113 (Output_data_group::set_final_data_size): New method definition.
4114 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
4115 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
4116 class constructor and fix data size.
4117 (Output_relaxed_input_section): New class definition.
4118 (Output_section::Simple_input_section): New class definition.
4119 (Output_section::get_input_sections): Adjust parameter list.
4120 (Output_section::add_input_section_for_script): Same.
4121 (Output_section::save_states, Output_section::restore_states,
4122 Output_section::do_address_and_file_offset_have_reset_values,
4123 (Output_section::Input_section::Input_section): Handle
4124 RELAXED_INPUT_SECTION_CODE. Add new overload for
4125 Output_relaxed_input_section.
4126 (Output_section::Input_section::is_input_section,
4127 Output_section::Input_section::set_output_section): Handle relaxed
4128 input section.
4129 (Output_section::Input_section::is_relaxed_input_section,
4130 Output_section::Input_section::output_section_data,
4131 Output_section::Input_section::relaxed_input_section): New method
4132 definitions.
4133 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
4134 value.
4135 (Output_section::Input_section::u1_): Update comments.
4136 (Output_section::Input_section::u2_): Add new union member poris.
4137 (Output_section::Checkpoint_output_section): New classs definition.
4138 (Output_section::relax_input_section): New method declaration.
4139 (Output_section::checkpoint_): New data member.
4140 (Output_segment): Update comments.
4141 (Output_segment::Output_segment): Un-privatize copy constructor.
4142 (Output_segment::operator=): Un-privatize.
4143 * script-sections.cc (Output_section_element::Input_section_list):
4144 Change element type to Output_section::Simple_input_section.
4145 (Output_section_element_dot_assignment::set_section_addresses):
4146 Register output section data for relaxation clean up.
4147 (Output_data_exression::Output_data_expression): Adjust call to base
4148 constructor to fix data size.
4149 (Output_section_element_data::set_section_addresses): Register
4150 Output_data_expression object for relaxation clean up.
4151 (struct Input_section_info): Replace Relobj pointer and section index
4152 pair with Output_section::Simple_input_section and Convert struct to a
4153 class.
4154 (Input_section_sorter::operator()): Adjust access to
e1df38aa 4155 Input_section_info data member to use accessors.
20e6d0d6
DK		 4156 (Output_section_element_input::set_section_addresses): Use layout
4157 parameter. Adjust code to use Output_section::Simple_input_section
4158 and Input_secction_info classes. Register filler for relaxation
4159 clean up.
4160 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
4161 and section index pair with Output_section::Simple_input_section
4162 class. Adjust code accordingly.
4163 (Phdrs_element::release_segment): New method definition.
4164 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
4165 segment list.
4166 (Script_sections::release_segments): New method definition.
4167 * gold/script-sections.h (Script_sections::release_segments): New
4168 method declaration.
4169 * gold/target.h (Target::may_relax, Target::relax,
4170 Target::do_may_relax, Target::do_relax): New method definitions.
4171
5e445df6
ILT		 41722009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4173
4174 * arm.cc (has_signed_unsigned_overflow): New function.
4175 (Arm_relocate_functions::abs8): New function.
4176 (Target_arm::Scan::local): Handle R_ARM_ABS8.
4177 (Target_arm::Scan::global): Likewise.
4178 (Target_arm::relocate::relocate): Likewise.
4179 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4180 Likewise.
4181
8c604651 41822009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 4183
4184 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
4185 * testsuite/Makefile.in: Regenerate.
4186
1e9cc1c2
NC		 41872009-09-11 Nick Clifton <nickc@redhat.com>
4188
4189 * po/gold.pot: Updated by the Translation project.
4190
6a89f575
CC		 41912009-09-08 Cary Coutant <ccoutant@google.com>
4192
4193 * output.cc (Output_file::open): Add execute permission to empty file.
4194 * testsuite/Makefile.am (permission_test): New test.
4195 * testsuite/Makefile.in: Regenerate.
4196
fdcac5af
ILT		 41972009-09-02 Ian Lance Taylor <iant@google.com>
4198
4199 * output.cc (Output_file::resize): Call map_no_anonymous rather
4200 than map.
4201
44453f85
ILT		 42022009-09-01 Mikolaj Zalewski <mikolajz@google.com>
4203
4204 * gold.cc: Include "incremental.h".
4205 (queue_initial_tasks): Call Incremental_checker methods.
4206 * incremental.cc: Include "output.h".
4207 (Incremental_checker::can_incrementally_link_output_file): New
4208 method.
4209 * incremental.h (Incremental_checker): New class.
4210
4211 * output.cc (Output_file::open_for_modification): New method.
4212 (Output_file::map_anonymous): Changed return type to bool. Record
4213 map in base_ field.
4214 (Output_file::map_no_anonymous): New method, broken out of map.
4215 (Output_file::map): Use map_no_anonymous and map_anonymous.
4216 * output.h (class Output_file): Update declarations.
4217
293c1386
CC		 42182009-08-24 Cary Coutant <ccoutant@google.com>
4219
4220 * options.h (Command_line::Pre_options): New class.
4221 (Command_line::pre_options): New member.
4222 * options.cc (gold::options::ready_to_register): New variable.
4223 (One_option::register_option): Do nothing if not registering options.
4224 Assert if same short option registered twice.
4225 (General_options::General_options): Turn off option registration when
4226 done constructing.
4227 (Command_line::Pre_options::Pre_options): New constructor.
4228
f773f3d2
CC		 42292009-08-24 Cary Coutant <ccoutant@google.com>
4230
06a73cfe
CC		 4231 * options.h (General_options::no_keep_memory): Remove incorrect
4232 short option.
f773f3d2 4233
a15af8e2
RW		 42342009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4235
4236 * Makefile.am (am__skiplex, am__skipyacc): New.
4237 * Makefile.in: Regenerate.
4238
c462b41b
RW		 42392009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4240
14ec8efd
RW		 4241 * Makefile.am (AM_CPPFLAGS): Renamed from ...
4242 (INCLUDES): ... this.
4243 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
4244 (AM_CPPFLAGS): Renamed from ...
4245 (INCLUDE): ... this.
4246 * Makefile.in, testsuite/Makefile.in: Regenerate.
4247
81ecdfbb
RW		 4248 * Makefile.in: Regenerate.
4249 * aclocal.m4: Likewise.
4250 * config.in: Likewise.
4251 * configure: Likewise.
4252 * testsuite/Makefile.in: Likewise.
4253
c462b41b
RW		 4254 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4255 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
4256 * Makefile.in: Regenerate.
4257 * testsuite/Makefile.in: Regenerate.
4258
2da73f13
CC		 42592009-08-19 Cary Coutant <ccoutant@google.com>
4260
4261 * resolve.cc (Symbol_table::resolve): Don't complain about defined
4262 symbols in shared libraries overridden by hidden or internal symbols
4263 in the main program.
4264
2db70501
CD		 42652009-08-19 Chris Demetriou <cgd@google.com>
4266
4267 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
4268 checking source file names in error messages.
4269
f733487b
DK		 42702009-08-18 Doug Kwan <dougkwan@google.com>
4271
4272 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
4273 an elcpp::Ehdr as parameter. Adjust call to set_target.
4274 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
4275 an elfcpp::Ehdr as parameter.
4276 * object.cc (Object::set_target): Remove the version that looks up
4277 a target and sets it.
4278 (Sized_relobj::setup): Take a Target object instead of
4279 an elfcpp::Ehdr as parameter. Adjust call to set_target.
4280 (make_elf_sized_object): Find target and ask target to
4281 make an ELF object.
4282 * object.h: (Object::set_target): Remove the version that looks up
4283 a target and sets it.
4284 (Sized_relobj::setup): Take a Target object instead of
4285 an elfcpp:Ehdr as parameter.
4286 * target.cc: Include dynobj.h.
4287 (Target::do_make_elf_object_implementation): New.
4288 (Target::do_make_elf_object): New.
4289 * target.h (Target::make_elf_object): New template declaration.
4290 (Target::do_make_elf_object): New method declarations.
4291 (Target::do_make_elf_object_implementation): New template declaration.
4292
cc70f101
ILT		 42932009-08-14 Ian Lance Taylor <iant@google.com>
4294
4295 * gold.h (FUNCTION_NAME): Define.
4296 (gold_unreachable): Use FUNCTION_NAME.
4297
ef5e0cb1
ST		 42982009-08-12 Sriraman Tallam <tmsriram@google.com>
4299
4300 * icf.cc (Icf::find_identical_sections): Issue a warning when a
4301 symbol in the --keep-unique list is not found.
4302
48c187ce
ST		 43032009-08-12 Sriraman Tallam <tmsriram@google.com>
4304
4305 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
4306 been maked as --keep-unique.
4307 (Icf::unfold_section): New function.
4308 * icf.h (Icf::unfold_section): New function.
4309 * options.h (General_options::keep_unique): New option.
4310 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
4311 * testsuite/Makefile.in: Regenerate.
4312 * testsuite/icf_keep_unique_test.sh: New file.
4313 * testsuite/icf_keep_unique_test.cc: New file.
4314
645afe0c
CC		 43152009-08-12 Cary Coutant <ccoutant@google.com>
4316
4317 PR 10471
4318 * resolve.cc (Symbol_table::resolve): Check for references from
4319 dynamic objects to hidden and internal symbols.
4320 * testsuite/Makefile.am (hidden_test.sh): New test.
4321 * testsuite/Makefile.in: Regenerate.
4322 * testsuite/hidden_test.sh: New script.
4323 * testsuite/hidden_test_1.c: New test source.
4324 * testsuite/hidden_test_main.c: New test source.
4325
11af873f
DK		 43262009-08-11 Doug Kwan <dougkwan@google.com>
4327
4328 * arm.cc: Update comments.
4329 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
4330 segment to locate the .ARM.exidx section if present.
4331
b9f7d72d
DK		 43322009-08-09 Doug Kwan <dougkwan@google.com>
4333
4334 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
4335 patch.
4336
ddd3c53c
ST		 43372009-08-07 Sriraman Tallam <tmsriram@google.com>
4338 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
4339 compiler warnings.
4340
27721062
ST		 43412009-08-06 Sriraman Tallam <tmsriram@google.com>
4342
4343 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
4344 valid tls_segment only for non-debug-section relocations.
4345 * testsuite/Makefile.am: Add gc_tls_test.
4346 * testsuite/Makefile.in: Regenerate.
4347 * testsuite/gc_tls_test.cc: New file.
4348 * testsuite/gc_tls_test.sh: New file.
4349
ef15dade 43502009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 4351
ef15dade
ST		 4352 * icf.cc: New file.
4353 * icf.h: New file.
4354 * Makefile.am (CCFILES): Add icf.cc.
4355 (HFILES): Add icf.h
4356 * Makefile.in: Regenerate.
4357 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
4358 * gc.h (gc_process_relocs): Populate lists used by icf to contain
4359 section, symbol and addend information for the relocs.
4360 * gold.cc (queue_middle_tasks): Call identical code folding.
4361 * gold.h: Add defines for multimap.
4362 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
4363 to the call of finalize_local_symbols.
4364 * main.cc (main): Create object of class Icf.
4365 * object.cc (Sized_relobj::do_layout): Allow this function to be
4366 called twice during icf.
4367 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
4368 to sections marked as identical by icf.
4369 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
4370 when available.
4371 (Sized_relobj::do_section_entsize): New function.
4372 * object.h (Object::section_entsize): New function.
4373 (Object::do_section_entsize): New pure virtual function.
4374 (Relobj::finalize_local_symbols): Add new parameter.
4375 (Relobj::do_section_entsize): New function.
4376 * options.h (General_options::icf): New option.
4377 (General_options::icf_iterations): New option.
4378 (General_options::print_icf_sections): New option.
4379 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
4380 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
4381 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
4382 icf.
4383 * symtab.cc (Symbol_table::is_section_folded): New function.
4384 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
4385 to sections marked as identical by icf.
4386 * symtab.h (Symbol_table::set_icf): New function.
4387 (Symbol_table::icf): New function.
4388 (Symbol_table::is_section_folded): New function.
4389 (Symbol_table::icf_): New data member.
4390 * target-reloc.h (relocate_section): Ignore sections folded by icf.
4391 * testsuite/Makefile.am: Add commands to build icf_test.
4392 * testsuite/Makefile.in: Regenerate.
4393 * testsuite/icf_test.sh: New file.
4394 * testsuite/icf_test.cc: New file.
4395
c3b65ac4
CD		 43962009-07-24 Chris Demetriou <cgd@google.com>
4397
4398 * layout.cc (is_compressible_debug_section): Fix incorrect
4399 comment about compressed section names.
4400
1caf2c51
ILT		 44012009-07-20 Ian Lance Taylor <ian@airs.com>
4402
4403 PR 10419
4404 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
4405
1ef4d87f
ILT		 44062009-07-16 Ian Lance Taylor <iant@google.com>
4407
4408 PR 10400
4409 * layout.h: #include <map>.
4410 (class Kept_section): Change from struct to class. Add accessors
4411 and setters. Add section size to Comdat_group mapping. Change
4412 Comdat_group to std::map. Add is_comdat_ field. Add
4413 linkonce_size field in union.
4414 (class Layout): Update declaration of find_or_add_kept_section.
4415 Don't declare find_kept_object.
4416 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
4417 parameter. Add object, shndx, is_comdat, and is_group_name
4418 parameters. Change all callers. Adjust for new Kept_section.
4419 (Layout::find_kept_object): Remove.
4420 * object.cc (Sized_relobj::include_section_group): Update use of
4421 Kept_section. Rename secnum to shndx. Only record
4422 Kept_comdat_section if sections are the same size.
4423 (Sized_relobj::include_linkonce_section): Update use of
4424 Kept_section. Only record Kept_comdat_section if sections are the
4425 same size. Set size of linkonce section.
4426 (Sized_relobj::map_to_kept_section): Update call to
4427 get_kept_comdat_section.
4428 * object.h (class Sized_relobj): Rename fields in
4429 Kept_comdat_section to drop trailing underscores; change object
4430 field to Relobj*. Change Kept_comdat_section_table to store
4431 struct rather than pointer.
4432 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
4433 Add kept_object and kept_shndx parameters. Change all callers.
4434 (Sized_relobj::get_kept_comdat_section): Change return type to
4435 bool. Add kept_object and kept_shndx parameters. Change all
4436 callers.
4437 * plugin.cc (Pluginobj::include_comdat_group): Update call to
4438 Layout::find_or_add_kept_section.
4439
37c3b7b0
ILT		 44402009-07-09 Ian Lance Taylor <iant@google.com>
4441
4442 * merge.cc (Object_merge_map::initialize_input_to_output_map):
4443 Reserve space in the hash table.
4444
98fa85cb
ILT		 44452009-07-06 Mikolaj Zalewski <mikolajz@google.com>
4446
4447 * fileread.cc (File_read::get_mtime): New method.
4448 * fileread.h (Timespec): New structure.
4449 (File_read::get_mtime): New method.
4450 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
4451 Renamed from timestamp_nsec.
4452 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
4453 Elf_Xword.
e1df38aa 4454 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 4455 timestamp_nsec.
e1df38aa 4456 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 4457 (Incremental_inputs::report_obejct): Save mtime; style fix.
4458 (Incremental_inputs::report_script): Save mtime; style fix.
4459 (Incremental_inputs::finalize_inputs): Style fix.
4460 (Incremental_inputs::finalize): Style fix.
4461 (Incremental_inputs::create_input_section_data): Store inputs
4462 mtime.
4463 * incremental.h (Incremental_inputs::report_script): Add mtime
4464 argument.
4465 (Incremental_inputs::Input_info::Input_info): Intialize only one
4466 union member.
4467 (Incremental_inputs::Input_info::archive): Move to nameless
4468 union.
4469 (Incremental_inputs::Input_info::obejct): Move to nameless union.
4470 (Incremental_inputs::Input_info::script): Move to nameless union.
4471 (Incremental_inputs::mtime): New field.
4472 * script.cc (read_input_script): Pass file mtime to
4473 Incremental_input.
4474 * script.h (Script_info::inputs): Style fix.
4475
c9d70757
ILT		 44762009-07-01 Ian Lance Taylor <ian@airs.com>
4477
4478 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
4479 instead of 32.
4480
9c547ec3
ILT		 44812009-06-24 Ian Lance Taylor <iant@google.com>
4482
4483 PR 10156
4484 * layout.cc (Layout::choose_output_section): If we find an
4485 existing section, update the flags.
4486 (Layout::create_notes): New function, broken out of
4487 Layout::finalize.
4488 (Layout::finalize): Don't create note sections.
4489 (Layout::create_note): Don't crash if linker script discards
4490 section.
4491 (Layout::create_gold_note): Likewise.
4492 (Layout::create_build_id): Likewise. Don't set
4493 after_input_sections on the section.
4494 (Layout::create_executable_stack_info): Remove target parameter.
4495 Change caller.
4496 * layout.h (class Layout): Declare create_notes. Update
4497 declaration of create_executable_stack_info.
4498 * gold.cc (queue_middle_tasks): Call create_notes.
4499 * output.cc (Output_section::update_flags_for_input_section): Move
4500 here from output.h. If SHF_ALLOC flag is newly set, mark address
4501 invalid.
4502 * output.h (Output_data::mark_address_invalid): New function.
4503 (class Output_section): Only declare, not define,
4504 update_flags_for_input_section. Remove set_flags.
4505
55458500
ILT		 45062009-06-24 Ian Lance Taylor <iant@google.com>
4507
4508 * script-sections.cc (Output_section_definition::
4509 set_section_addresses): Rename shadowing local load_address to
4510 laddr.
4511
1307d6cd
ILT		 45122009-06-24 Ian Lance Taylor <iant@google.com>
4513
4514 PR 10244
4515 * reloc.cc (relocate_sections): Skip empty relocation sections.
4516
ec3f783e
ILT		 45172009-06-23 Ian Lance Taylor <iant@google.com>
4518
4519 PR 10156
4520 * layout.cc (Layout::create_note): Use choose_output_section
4521 rather than make_output_section.
4522
459c9f1c
ILT		 45232009-06-23 Ian Lance Taylor <iant@google.com>
4524
4525 PR 10237
4526 * options.cc (General_options::parse_V): Set printed_version_.
4527 (General_options::General_options): Initialize printed_version_.
4528 * options.h (class General_options): Add printed_version_ field.
4529 * gold.cc (queue_initial_tasks): If there are no input files,
4530 don't give a fatal error if we printed the version information.
4531 (queue_middle_tasks): If using -r with a shared object, give a
4532 fatal error rather than an ordinary error.
4533
1518dc8f
ILT		 45342009-06-23 Ian Lance Taylor <iant@google.com>
4535
4536 PR 10219
4537 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
4538 (Layout::make_output_section): Set have_stabstr_section_ if we see
4539 a .stab*str section.
4540 (Layout::finalize): Call link_stabs_sections.
4541 (Layout::link_stabs_sections): New file.
4542 * layout.h (class Layout): Add have_stabstr_section_ field.
4543 Declare link_stabs_sections.
4544
3d857b98
DK		 45452009-06-23 Doug Kwan <dougkwan@google.com>
4546
4547 * Makefile.am (libgold_a_LIBADD): New.
4548 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
4549 * Makefile.in: Regenerate.
4550 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
4551 * configure: Regenerate.
4552 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
4553 * fileread.cc: Include sys/state.h
4554 * gold.h: Declare memmem and strndup if found missing.
4555 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
4556
0639a6f6
ILT		 45572009-06-23 Ian Lance Taylor <iant@google.com>
4558
4559 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
4560 * configure: Rebuild.
4561
8d63875c
ILT		 45622009-06-23 Ian Lance Taylor <iant@google.com>
4563
4564 PR 10147
4565 * object.cc (Object::section_contents): Don't try to get a view if
4566 the section has length zero.
4567 (Object::handle_gnu_warning_section): If the section is empty, use
4568 the name of the section as the warning.
4569
f7c8a183
ILT		 45702009-06-23 Ian Lance Taylor <iant@google.com>
4571
4572 PR 10133
4573 * stringpool.h (class Stringpool_template): Add optimize_ field.
4574 (Stringpool_template::set_optimize): New function.
4575 * stringpool.cc (Stringpool_template::Stringpool_template):
4576 Initialize optimize_ field.
4577 (Stringpool_template::set_string_offsets): Test local optimize
4578 fild rather than parameter.
4579 * layout.cc (Layout::Layout): Call set_optimize on the section
4580 name stringpool.
4581
e6a307ba
ILT		 45822009-06-22 Ian Lance Taylor <iant@google.com>
4583
4584 PR 10030
4585 * yyscript.y: Parse TARGET.
4586 * script.cc (script_set_target): New function.
4587 * script-c.h (script_set_target): Declare.
4588 * options.cc (General_options::string_to_object_format): Rename
4589 from string_to_object_format in anonymous namespace. Change
4590 callers.
4591 * options.h (class General_options): Declare
4592 string_to_object_format.
4593
3ee173de
ILT		 45942009-06-22 Ian Lance Taylor <iant@google.com>
4595
4596 * script-sections.cc (Script_sections::create_segments): Don't put
4597 program headers in a PT_LOAD segment if -n or -N.
4598
45992009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 4600
4601 PR 10141
4602 * options.h (class General_options): Add -z lazy and -z now. Sort
4603 -z options into alphabetical order.
4604 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
4605
cd6739a1 46062009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 4607
4608 * layout.cc (Layout::make_output_section): Call
4609 Target::new_output_section.
4610 (Layout::attach_allocated_section_to_segment): Put large section
4611 sections in a separate load segment with the large segment flag
4612 set.
4613 (Layout::segment_precedes): Sort large data segments after other
4614 load segments.
4615 (align_file_offset): New static function.
4616 (Layout::set_segment_offsets): Use align_file_offset.
4617 * output.h (class Output_section): Add is_small_section_ and
4618 is_large_section_ fields.
4619 (Output_section::is_small_section): New function.
4620 (Output_section::set_is_small_section): New function.
4621 (Output_section::is_large_section): New function.
4622 (Output_section::set_is_large_section): New function.
4623 (Output_section::is_large_data_section): New function.
4624 (class Output_segment): Add is_large_data_segment_ field.
4625 (Output_segment::is_large_data_segment): New function.
4626 (Output_segment::set_is_large_data_segment): New function.
4627 * output.cc (Output_section::Output_section): Initialize new
4628 fields.
4629 (Output_segment::Output_segment): Likewise.
4630 (Output_segment::add_output_section): Add assertion that large
4631 data sections always go in large data segments. Force small data
4632 sections to the end of the list of data sections. Force small BSS
4633 sections to the start of the list of BSS sections. For large BSS
4634 sections to the end of the list of BSS sections.
4635 * symtab.h (class Symbol): Declare is_common_shndx.
4636 (Symbol::is_defined): Check Symbol::is_common_shndx.
4637 (Symbol::is_common): Likewise.
4638 (class Symbol_table): Define enum Commons_section_type. Update
4639 declarations. Add small_commons_ and large_commons_ fields.
4640 * symtab.cc (Symbol::is_common_shndx): New function.
4641 (Symbol_table::Symbol_table): Initialize new fields.
4642 (Symbol_table::add_from_object): Put small and large common
4643 symbols in the right list.
4644 (Symbol_table::sized_finalized_symbol): Check
4645 Symbol::is_common_shndx.
4646 (Symbol_table::sized_write_globals): Likewise.
4647 * common.cc (Symbol_table::do_allocate_commons): Allocate new
4648 common symbol lists. Don't call do_allocate_commons_list if the
4649 list is empty.
4650 (Symbol_table::do_allocate_commons_list): Remove is_tls
4651 parameter. Add comons_section_type parameter. Change all
4652 callers. Handle small and large common symbols.
4653 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
4654 Symbol::is_common_shndx.
4655 * resolve.cc (symbol_to_bits): Likewise.
4656 * target.h (Target::small_common_shndx): New function.
4657 (Target::small_common_section_flags): New function.
4658 (Target::large_common_shndx): New function.
4659 (Target::large_common_section_flags): New function.
4660 (Target::new_output_section): New function.
4661 (Target::Target_info): Add small_common_shndx, large_common_shndx,
4662 small_common_section_flags, and large_common_section_flags
4663 fields.
4664 (Target::do_new_output_section): New virtual function.
4665 * arm.cc (Target_arm::arm_info): Initialize new fields.
4666 * i386.cc (Target_i386::i386_info): Likewise.
4667 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4668 Likewise.
4669 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
4670 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4671 (Target_x86_64::do_new_output_section): New function.
4672 * configure.ac: Define conditional MCMODEL_MEDIUM.
4673 * testsuite/Makefile.am (check_PROGRAMS): Add large.
4674 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
4675 (large_LDFLAGS): Define.
4676 * testsuite/large.c: New file.
4677 * testsuite/testfile.cc (Target_test::test_target_info):
4678 Initialize new fields.
4679 * configure, testsuite/Makefile.in: Rebuild.
4680
bb04269c
DK		 46812009-06-05 Doug Kwan <dougkwan@google.com>
4682
4683 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 4684 * Makefile.in: Regenerate.
bb04269c
DK		 4685 * i386.cc (class Target_i386): Define new virtual method to
4686 override do_is_local_label_name in parent.
4687 * object.cc (Sized_relobj::do_count_local_symbols): Discard
4688 local symbols if --discard-locals or -X is given.
4689 * options.h (class General_options): Declare new options
4690 '--discard-locals' and '-X' for discarding locals.
4691 * target.h (class Target): Define new methods is_local_label_name.
4692 Declare new virtual method do_is_local_label_name.
4693 * target.cc: New file.
4694 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
4695 (check_SCRIPTS): Add discard_locals_test.sh.
4696 (check_DATA): Add discard_local_tests.syms.
4697 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
4698 (discard_local_tests.syms, discard_locals_test.o): New make rules.
4699 * testsuite/Makefile.in: Regenerate.
4700 * testsuite/discard_locals_test.c: New file.
4701 * testsuite/discard_locals_test.sh: Same.
4702
805bb01c
DK		 47032009-06-05 Doug Kwan <dougkwan@google.com>
4704
4705 * object.cc (Sized_relobj::Sized_relobj): Initialize
4706 discarded_eh_frame_shndx_ to -1U.
4707 (Sized_relobj::do_layout): Record index of a discard .eh_frame
4708 section.
4709 (Sized_relobj::do_count_local_symbols): Skip local symbols in
4710 a discarded .eh_frame section.
4711 (Sized_relobj::do_finalize_local_symbols): Ditto.
4712 * object.h (class Sized_relobj): Declare new member
4713 discarded_eh_frame_shndx_.
4714 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
4715 (local_labels_test.o, local_labels_test): New rules.
4716 * testsuite/Makefile.in: Regenerate.
4717
1dcd334d
DK		 47182009-06-04 Doug Kwan <dougkwan@google.com>
4719
4720 * layout.cc (Layout::section_name_mapping): Add mapping for
4721 special ARM sections.
4722
96d49306
DK		 47232009-06-03 Doug Kwan <dougkwan@google.com>
4724
4725 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
4726 (utils::has_overflow): Same.
4727
dff16297
ILT		 47282009-06-03 Ian Lance Taylor <iant@google.com>
4729
4730 * layout.cc (Layout::section_name_mapping): New array, replacing
4731 Layout::linkonce_mapping.
4732 (Layout::section_name_mapping_count): New variable, replacing
4733 Layout::linkonce_mapping_count.
4734 (Layout::linkonce_output_name): Remove.
4735 (Layout::output_section_name): Rewrite.
4736 * layout.h (class Layout): Rename Linkonce_mapping to
4737 Section_name_mapping, linkonce_mapping to section_name_mapping,
4738 linkonce_mapping_count to section_name_mapping_count. Don't
4739 declare linkonce_output_name.
4740
c121c671
DK		 47412009-06-03 Doug Kwan <dougkwan@google.com>
4742
4743 * gold/arm.cc (namespace utils): New.
4744 (Target_arm::reloc_is_non_pic): Define new method.
4745 (class Arm_relocate_functions): New.
4746 (Target_arm::Relocate::relocate): Handle relocation types used by
4747 Android.
4748
07800fab
ILT		 47492009-06-03 Ian Lance Taylor <iant@google.com>
4750
4751 * arm.cc (Target_arm::scan::global): Use || instead of |.
4752
c121c671
DK		 47532009-06-02 Doug Kwan <dougkwan@google.com>
4754
4755 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
4756 issued_non_pic_error_.
4757 (class Target_arm::Scan): Declare new method check_non_pic.
4758 Define new method symbol_needs_plt_entry.
4759 Declare new data member issued_non_pic_error_.
4760 (class Target_arm::Relocate): Declare new method
4761 should_apply_static_reloc.
4762 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
4763 (Target_arm::Scan::check_non_pic): Define new method.
4764 (Target_arm::Scan::local): Handle a small subset of reloc types used
4765 by Android.
4766 (Target_arm::Scan::local): Same.
4767 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
4768
b19b0c6d
ILT		 47692009-05-31 Mikolaj Zalewski <mikolajz@google.com>
4770
4771 * incremental.cc (Incremental_inputs::report_command_line): Filter
4772 out --incremental-* options.
4773
94cdfcff
DK		 47742009-05-29 Doug Kwan <dougkwan@google.com>
4775
4776 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
4777 template class.
4778 (class Target_arm): Update comment.
4779 (Target_arm::Target_arm): Initialize new data members GOT_,
4780 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
4781 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
4782 and Target_arm::rel_dyn_section.
4783 Declare new_enum Target_arm::Got_type.
4784 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
4785 and DYNBSS_.
4786 Update commments for member do_dynsym_value.
4787 (Target_arm::got_size, Target_arm::plt_section,
4788 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
4789 new methods inside class defintion.
4790 (Target_arm::got_section): Define new method.
4791 (Target_arm::rel_dyn_section): Same.
4792 (Output_data_plt_arm): New template class.
4793 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
4794 (Output_data_plt_arm:do_adjust_output_section): Define new method.
4795 (Output_data_plt_arm::add_entry): Same.
4796 (Output_data_plt_arm::first_plt_entry): Define new
4797 static data member for PLT instruction template.
4798 (Output_data_plt_arm::plt_entry): Same.
4799 (Output_data_plt_arm::do_write): Define new method.
4800 (Target_arm::make_plt_entry): Same.
4801 (Target_arm::do_finalize_sections): Same.
4802 (Target_arm::do_dynsym_value): Same.
4803
4a657b0d
DK		 48042009-05-28 Doug Kwan <dougkwan@google.com>
4805
4806 * Makefile.am (TARGETSOURCES): Add arm.cc.
4807 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
4808 * Makefile.in: Regenerate.
4809 * arm.cc: New file.
4810 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
4811
e7ae8c36
DK		 48122009-05-26 Doug Kwan <dougkwan@google.com>
4813
4814 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4815 (General_options::check_excluded_libs): Strip off directories in
4816 archive name before matching like GNU ld does.
4817 * testsuite/Makefile.am (MOSTLYCLEANFILES,
4818 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
4819 (exclude_libs_test_LDFLAGS): Add linker option
4820 -Wl,--exclude-libs,libexclude_libs_test_3
4821 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
4822 an explicit archive without using -l.
4823 (alt/libexclude_libs_test_3.a): New make rule.
4824 * testsuite/Makefile.in: Regenerate.
4825 * testsuite/exclude_libs_test.c : Declare lib3_default().
4826 (main): Call it.
4827 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
4828 * exclude_libs_test_3.c: New file.
4829
f12e7348
NC		 48302009-05-26 Nick Clifton <nickc@redhat.com>
4831
4832 * po/id.po: New Indonesian translation.
4833 * po/gold.pot: Updated template file.
4834
4daadc0d
ST		 48352009-05-22 Sriraman Tallam <tmsriram@google.com>
4836
e1df38aa 4837 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 4838 gc_comdat_test files. Add -Wl,--gc-sections to build
4839 gc_comdat_test.
4840 * testsuite/Makefile.in: Regenerate.
4841 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
4842
531813ad
ST		 48432009-05-21 Sriraman Tallam <tmsriram@google.com>
4844
4845 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4846 kept comdat section was garbage collected.
4847 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
4848 * testsuite/Makefile.in: Regenerate.
4849 * testsuite/gc_comdat_test.sh: New file.
4850 * testsuite/gc_comdat_test_1.cc: New file.
4851 * testsuite/gc_comdat_test_2.cc: New file.
4852
65514900
CC		 48532009-05-19 Doug Kwan <dougkwan@google.com>
4854
4855 * archive.cc (Archive::Archive): Move constructor from archive.h
4856 to here. Initialize no_export_.
4857 (Archive::get_elf_object_for_member): Set no_export flag of object.
4858 * archive.h (Archive::Archive): Move constructor body to
4859 archive.cc.
4860 (Archive::no_export): New method.
4861 (Archive::no_export_): New field.
4862 * object.h (Object::Object): Initialize no_export_ to false.
4863 (Object::no_export, Object::set_no_export): New methods.
4864 (Object::no_export_): New field.
4865 * options.cc (General_options::parse_exclude_libs): New method.
4866 (General_options::check_excluded_libs) Same.
4867 * options.h (exclude_libs): New option.
4868 (General_options::check_excluded_libs): New method declaration.
4869 (General_options::excluded_libs_): New field.
4870 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
4871 default or protected visibility if an object has no-export flag set.
4872 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
4873 (check_SCRIPTS): Add exclude_libs_test.sh.
4874 (check_DATA): Add exclude_libs_test.syms.
4875 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
4876 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
4877 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
4878 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
4879 (exclude_libs_test.syms, libexclude_libs_test_1.a,
4880 libexclude_libs_test_2.a): New rules.
4881 * testsuite/Makefile.in: Regenerate.
4882 * testsuite/exclude_libs_test.c: New file.
4883 * testsuite/exclude_libs_test.sh: Ditto.
4884 * testsuite/exclude_libs_test_1.c: Ditto.
4885 * testsuite/exclude_libs_test_2.c: Ditto.
4886
1b77ea50
ILT		 48872009-05-15 Ian Lance Taylor <iant@google.com>
4888
4889 * configure.ac: Check for declarations for cases where libiberty.h
4890 checks HAVE_DECL_xxx.
4891 * configure, config.in: Rebuild.
4892
072fe7ce
ILT		 48932009-05-15 Mikolaj Zalewski <mikolajz@google.com>
4894
4895 * gold.h (Incremental_argument_list): Remove (invalid) forward
4896 declaration.
4897 * incremental.cc (Incremental_inputs::report_achive): New method.
4898 (Incremental_inputs::report_object): New method.
4899 (Incremental_inputs::report_script): New method.
4900 (Incremental_inputs::finalize_inputs): New method.
4901 (Incremental_inputs::finalize): Call finalize_inputs().
4902 (Incremental_inputs::sized_create_incremental_inputs_section_data):
4903 Create inputs entries.
4904 * incremental.h (Incremental_input_type): New enum.
4905 (Incremental_inputs::Incremental_input): Initialize new fields.
4906 (Incremental_inputs::report_inputs): New method.
4907 (Incremental_inputs::report_achive): New method.
4908 (Incremental_inputs::report_object): New method.
4909 (Incremental_inputs::report_script): New method.
4910 (Incremental_inputs::finalize_inputs): New method.
4911 (Incremental_inputs::Input_info): New struct.
4912 (Incremental_inputs::Input_info_map): New typedef.
4913 (Incremental_inputs::lock_): New field.
4914 (Incremental_inputs::Inputs_): New field.
4915 (Incremental_inputs::Inputs_map): New field.
4916 * main.cc (main): Call Incremental_input::report_inputs.
4917 * options.h (Input_argument_list): Typedef moved from
4918 Input_arguments.
4919 (Input_file_group::Files): Remove, use ::Input_argument_list.
4920 (Input_file_group::Input_argument_list): Remove, use
4921 ::Input_argument_list.
4922 * plugin.cc (Plugin_manager::add_input_file): Add error in
4923 incremental build.
4924 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
4925 functions.
4926 * script.cc (read_input_script): Call
4927 Incremental_input::report_script.
4928 * script.h (Script_info): New class.
4929
b0481b0b
ILT		 49302009-04-27 Ian Lance Taylor <iant@google.com>
4931
4932 * x86_64.cc (do_adjust_output_section): Set entsize to
4933 plt_entry_size.
4934
b22a5a41 49352009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 4936
4937 * output.cc (Output_file::close): After short writes, continue
4938 writing from the correct offset in the buffer being written.
4939
40fde488
CD		 49402009-04-23 Chris Demetriou <cgd@google.com>
4941
4942 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4943 * configure: Regenerate.
4944 * config.in: Regenerate.
4945 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
4946 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
4947
3ce2c28e
ILT		 49482009-04-21 Mikolaj Zalewski <mikolajz@google.com>
4949
4950 * incremental.cc (Incremental_inputs_header_data): Renamed from
4951 Incremental_input_header_data.
4952 (Incremental_inputs_header_data::data_size): New field.
4953 (Incremental_inputs_header_data::put_input_file_count): Renamed
4954 from input_file_count.
4955 (Incremental_inputs_header_data::put_command_line_offset): Renamed
4956 from command_line_offset.
4957 (Incremental_inputs_header_data::put_reserved): Renamed from
4958 put_reserved.
4959 (Incremental_inputs_entry_data): Renamed from
4960 Incremental_input_entry_data.
4961 (Incremental_inputs_entry_data::data_size): New field.
4962 (Incremental_inputs::report_command_line): New method.
4963 (Incremental_inputs::finalize): New method.
4964 (Incremental_inputs::create_incremental_inputs_data): New method.
4965 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
4966 * incremental.h: New file.
4967 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
4968 (Layout::finalize): Create incremental inputs section in
4969 incremental builds.
4970 (Layout::create_incremental_info_sections): New method.
4971 * layout.h (Layout::incremental_inputs): New method.
4972 (Layout::create_incremental_info_sections): New method.
4973 (Layout::incremental_inputs_): New field.
4974 * main.cc (main): Notify Incremental_input of the command line.
4975
e55bde5e
ILT		 49762009-04-01 Ian Lance Taylor <iant@google.com>
4977 Mikolaj Zalewski <mikolajz@google.com>
4978
4979 * gold.h (reserve_unordered_map): Define, three versions, one for
4980 each version of Unordered_map.
4981 * layout.cc (Layout::Layout): Remove options parameter. Add
4982 number_of_input_files parameter. Don't initialize options_.
4983 Initialize number_of_input_files_ and resized_signatures_. Move
4984 sections_are_attached_.
4985 (Layout::layout_group): Reserve space for group_signatures_.
4986 (Layout::find_or_add_kept_section): Change name parameter to be a
4987 reference. Resize signatures_ map when it gets large enough.
4988 (Layout::layout_eh_frame): Use parameters->options() instead of
4989 this->options_.
4990 (Layout::make_output_section): Likewise.
4991 (Layout::attach_allocated_section_to_segment): Likewise.
4992 (Layout::finalize, Layout::create_executable_stack): Likewise.
4993 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
4994 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
4995 * layout.h (class Layout): Update declarations. Remove options_
4996 field. Add number_of_input_files_ and resized_signatures_
4997 fields. Move sections_are_attached_ field.
4998 * main.cc (main): Pass number of input files to Layout
4999 constructor. Don't pass options.
5000
154b857c
ILT		 50012009-03-30 Ian Lance Taylor <iant@google.com>
5002
5003 * ffsll.c (ffsll): Correct implementation.
5004
2f35ab9b
ILT		 50052009-03-27 Ian Lance Taylor <iant@google.com>
5006
fd03461a
ILT		 5007 * ffsll.c: New file.
5008 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
5009 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
5010 * ftruncate.c (ftruncate): Declare before definition.
5011 * mremap.c (mremap): Likewise.
5012 * pread.c (pread): Likewise.
5013 * configure, Makefile.in, config.in: Rebuild.
5014
2f35ab9b
ILT		 5015 * mremap.c: New file.
5016 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
5017 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
5018 (mremap): Declare if HAVE_MREMAP is not defined.
5019 * configure, Makefile.in, config.in: Rebuild.
5020
33aea2fd
CC		 50212009-03-27 Cary Coutant <ccoutant@google.com>
5022
5023 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
5024 position independent.
5025 * sparc.cc (Target_sparc::check_non_pic): Likewise.
5026 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
5027
6d479619
CC		 50282009-03-24 Cary Coutant <ccoutant@google.com>
5029
5030 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
5031 an executable.
5032 (needs_dynamic_reloc): Likewise.
5033
afc06bb8
ILT		 50342009-03-24 Ian Lance Taylor <iant@google.com>
5035
5036 * yyscript.y (file_cmd): Recognize EXTERN.
5037 (extern_name_list, extern_name_list_body): New nonterminals.
5038 * script.cc (script_add_extern): Define.
5039 * script-c.h (script_add_extern): Declare.
5040
f6060a4d
ILT		 50412009-03-24 Rafael Avila de Espindola <espindola@google.com>
5042
5043 * object.cc (is_elf_object): Define.
5044 * object.h (is_elf_object): Declare.
5045 * archive.cc (Archive::get_elf_object_for_member): Call
5046 is_elf_object.
33aea2fd 5047 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 5048
26736d8e
ILT		 50492009-03-24 Elliott Hughes <enh@google.com>
5050
5051 * output.cc (Output_file::map_anonymous): Define.
5052 (Output_file::map): Use map_anonymous. If the regular mmap fails,
5053 try an anonymous one. Report the size if the mmap fails.
5054 * output.h (class Output_file): Declare map_anonymous.
5055
22fd9730
ILT		 50562009-03-24 Ian Lance Taylor <iant@google.com>
5057
5058 * target-select.cc (instantiate_target): Don't acquire the lock if
5059 the instantiated_target_ field has already been set.
5060
cb010894
ILT		 50612009-03-23 Ian Lance Taylor <iant@google.com>
5062
7f055c20
ILT		 5063 * gold-threads.h (class Initialize_lock): Define.
5064 * gold-threads.cc (class Initialize_lock_once): Define.
5065 (initialize_lock_control): New static variable.
5066 (initialize_lock_pointer): New static variable.
5067 (initialize_lock_once): New static function.
5068 (Initialize_lock::Initialize_lock): Define.
5069 (Initialize_lock::initialize): Define.
5070 * target-select.h: Include "gold-threads.h".
5071 (class Target_selector): Add lock_ and initialize_lock_ fields.
5072 Don't define instantiate_target, just declare it.
5073 * target-select.cc (Target_selector::Target_selector): Initialize
5074 new fields.
5075 (Target_selector::instantiate_target): Define.
5076 * descriptors.h: Include "gold-threads.h".
5077 (class Descriptors): Add initialize_lock_ field.
5078 * descriptors.cc (Descriptors::Descriptors): Initialize new
5079 field.
5080 (Descriptors::open): Use initialize_lock_ field
5081 * errors.h (class Errors): Add initialize_lock_ field.
5082 * errors.cc (Errors::Errors): Initialize new field.
5083 (Errors::initialize_lock): Use initialize_lock_ field.
5084 * powerpc.cc (class Target_selector_powerpc): Remove
5085 instantiated_target_ field. In do_recognize call
5086 instantiate_target rather than do_instantiate_target. In
5087 do_instantiate_target just allocate a new target.
5088 * sparc.cc (class Target_selector_sparc): Likewise.
5089
36959681
ILT		 5090 * freebsd.h: New file.
5091 * i386.cc: Include "freebsd.h".
5092 (Target_i386): Derive from Target_freebsd rather than
5093 Sized_target.
5094 (Target_selector_i386): Derive from Target_selector_freebsd rather
5095 than Target_selector.
5096 * x86_64.cc: Include "freebsd.h".
5097 (Target_x86_64): Derive from Target_freebsd rather than
5098 Sized_target.
5099 (Target_selector_x86_64): Derive from Target_selector_freebsd
5100 rather than Target_selector.
5101 * target.h (class Target): Add adjust_elf_header and
5102 do_adjust_elf_header.
5103 * output.cc (Output_file_header:: do_sized_write): Call target
5104 adjust_elf_header routine.
5105 * configure.tgt: Set targ_osabi.
5106 * configure.ac: Define GOLD_DEFAULT_OSABI.
5107 * parameters.cc (Parameters::default_target): Pass
5108 GOLD_DEFAULT_OSABI to select_target.
5109 * target-select.h (class Target_selector): Make instantiate_target
5110 protected rather than private.
5111 * Makefile.am (HFILES): Add freebsd.h.
5112 * configure, Makefile.in, config.in: Rebuild.
5113
cb010894
ILT		 5114 * merge.cc (do_add_input_section): Correct pend value. Change
5115 message about last entry not being null terminated from error to
5116 warning.
5117
0e879927
ILT		 51182009-03-20 Mikolaj Zalewski <mikolajz@google.com>
5119
5120 * incremental.cc: New file.
5121 * Makefile.am (CCFILES): Add incremental.cc.
5122 * Makefile.in: Rebuild.
5123
41105937
PP		 51242009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
5125
5126 * layout.cc (Layout::output_section_name): Preserve names
5127 of '.note.' sections.
e1df38aa 5128
60439920
ILT		 51292009-03-19 Ian Lance Taylor <iant@google.com>
5130
5131 * descriptors.cc (Descriptors::open): Check that the options are
5132 valid before using them.
5133
0d371ad3
ILT		 51342009-03-18 Ian Lance Taylor <iant@google.com>
5135
5136 * script-sections.h: Include <list>.
5137 (class Script_sections): Change Sections_elements from std::vector
5138 to std::list. Typedef public Elements_iterator. Add
5139 orphan_section_placement_, data_segment_align_start_, and
5140 saw_data_segment_align_ fields. Remove data_segment_align_index_
5141 field.
5142 * script-sections.cc (class Orphan_section_placement): New class.
5143 (class Sections_element): Add virtual functions is_relro and
5144 orphan_section_init. Remove virtual function place_orphan_here.
5145 (class Output_section_definition): Add is_relro and
5146 orphan_section_init. Remove place_orphan_here.
5147 (class Orphan_output_section): Likewise.
5148 (Script_sections::Script_sections): Update for field changes.
5149 (Script_sections::data_segment_align): Set saw_data_segment_align_
5150 and data_segment_align_start_, not data_segment_align_index.
5151 (Script_sections::data_segment_relro_end): Check
5152 saw_data_segment_align_. Use data_segment_align_start_ rather
5153 than data_segment_align_index_.
5154 (Script_sections::place_orphan): Rewrite to use
5155 Orphan_section_placement.
5156
9201d894
ILT		 51572009-03-17 Ian Lance Taylor <iant@google.com>
5158
9c5b8369
ILT		 5159 * archive.cc (Archive::add_symbols): Check for a version attached
5160 to the symbol name in the archive map.
5161 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
5162 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
5163 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
5164 (ver_test_11.a): New target.
5165 * testsuite/Makefile.in: Rebuild.
5166
9201d894
ILT		 5167 * configure.ac: Check for chsize and posix_fallocate. Replace
5168 ftruncate.
5169 * ftruncate.c: New file, from gnulib.
5170 * output.cc (posix_fallocate): Define dummy version if not
5171 HAVE_POSIX_FALLOCATE.
5172 (Output_file::map): Call posix_fallocate rather than lseek and
5173 write.
5174 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
5175 * configure, Makefile.in, config.in: Rebuild.
5176
ef4ab7a8 51772009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 5178
ef4ab7a8
PP		 5179 * layout.h (Layout::create_note): Add section_name parameter.
5180 * layout.cc (Layout::create_note): Likewise.
5181 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 5182
8c500701
ILT		 51832009-03-17 Ian Lance Taylor <iant@google.com>
5184
e85b18e1
ILT		 5185 * descriptors.cc: Include "options.h".
5186 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
5187 (Descriptors::open): Always use O_CLOEXEC when opening a new
5188 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
5189 then set FD_CLOEXEC.
5190
9efe6174
ILT		 5191 * sparc.cc (class Target_sparc): Add has_got_section.
5192 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
5193 make sure we have a GOT section.
5194
5195 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
5196 (Target_sparc::Scan::local): Likewise.
5197 (Target_sparc::Scan::global): Likewise.
5198 (Target_sparc::Relocate::relocate): Likewise.
5199 (Target_sparc::Relocate::relocate_tls): Likewise.
5200
8c500701
ILT		 5201 * symtab.cc (Symbol_table::define_default_version): New function,
5202 broken out of add_from_object.
5203 (Symbol_table::add_from_object): Call define_default_version.
5204 (Symbol_table::define_special_symbol): Add resolve_oldsym
5205 parameter. Change all callers. If the version for a symbol comes
5206 from a version script, resolve it with the symbol with the same
5207 name with no version. Also add the symbol without a version if
5208 appropriate.
5209 (do_define_in_output_data): If resolving with oldsym, don't delete
5210 sym.
5211 (do_define_in_output_segment): Likewise.
5212 (do_define_as_constant): Likewise.
5213 * symtab.h (class Symbol_table): Update declarations.
5214
f1ed28fb
ILT		 52152009-03-13 Ian Lance Taylor <iant@google.com>
5216
15f8229b
ILT		 5217 * readsyms.cc (Read_symbols::incompatible_warning): New function.
5218 (Read_symbols::requeue): New function.
5219 (Read_symbols::do_read_symbols): If make_elf_object fails because
5220 the target type is not configured, and the file was searched for,
5221 issue a warning and retry with the next directory.
5222 (Add_symbols::run): If the file has an incompatible format, and
5223 it was searched for, requeue the Read_symbols task. On error,
5224 release the object.
5225 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
5226 dirindex parameter to constructor. Change all callers. Declare
5227 incompatible_warning and requeue.
5228 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
5229 input_argument_ and input_group_ fields. Add them to
5230 constructor. Change all callers.
5231 (class Read_script): Add dirindex_ field. Add it to constructor.
5232 Change all callers.
5233 * archive.cc (Archive::setup): Remove input_objects parameter.
5234 Change all callers.
5235 (Archive::get_file_and_offset): Likewise.
5236 (Archive::read_all_symbols): Likewise.
5237 (Archive::read_symbols): Likewise.
5238 (Archive::get_elf_object_for_member): Remove input_objects
5239 parameter. Add punconfigured parameter. Change all callers.
5240 (Archive::add_symbols): Change return type to bool. Check return
5241 value of include_member.
5242 (Archive::include_all_members): Likewise.
5243 (Archive::include_member): Change return type to bool. Return
5244 false if first included object has incompatible target. Set
5245 included_member_ field.
5246 (Add_archive_symbols::run): If add_symbols returns false, requeue
5247 Read_symbols task.
5248 * archive.h (class Archive): Add included_member_ field.
5249 Initialize it in constructor. Add input_file and searched_for
5250 methods. Update declarations.
5251 (class Add_archive_symbols): Add dirpath_, dirindex_, and
5252 input_argument_ fields. Add them to constructor. Change all
5253 callers.
5254 * script.cc: Include "target-select.h".
5255 (class Parser_closure): Add skip_on_incompatible_target_ and
5256 found_incompatible_target_ fields. Add
5257 skip_on_incompatible_target parameter to constructor. Change all
5258 callers. Add methods skip_on_incompatible_target,
5259 clear_skip_on_incompatible_target, found_incompatible_target, and
5260 set_found_incompatible_target.
5261 (read_input_script): Add dirindex parameter. Change all callers.
5262 If parser finds an incompatible target, requeue Read_symbols
5263 task.
5264 (script_set_symbol): Clear skip_on_incompatible_target in
5265 closure.
5266 (script_add_assertion, script_parse_option): Likewise.
5267 (script_start_sections, script_add_phdr): Likewise.
5268 (script_check_output_format): New function.
5269 * script.h (read_input_script): Update declaration.
5270 * script-c.h (script_check_output_format): Declare.
5271 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
5272 (ignore_cmd): Remove OUTPUT_FORMAT.
5273 * fileread.cc (Input_file::Input_file): Add explicit this.
5274 (Input_file::will_search_for): New function.
5275 (Input_file::open): Add pindex parameter. Change all callers.
5276 * fileread.h (class Input_file): Add input_file_argument method.
5277 Declare will_search_for. Update declarations.
5278 * object.cc (make_elf_object): Add punconfigured parameter.
5279 Change all callers.
5280 * object.h (class Object): Make input_file public. Add
5281 searched_for method.
5282 (make_elf_object): Update declaration.
5283 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
5284 restart search.
5285 * dirsearch.h (class Dirsearch): Update declaration.
5286 * options.h (class General_options): Add --warn-search-mismatch.
5287 * parameters.cc (Parameters::is_compatible_target): New function.
5288 * parameters.h (class Parameters): Declare is_compatible_target.
5289 * workqueue.cc (Workqueue::add_blocker): New function.
5290 * workqueue.h (class Workqueue): Declare add_blocker.
5291
f1ed28fb
ILT		 5292 * fileread.cc (Input_file::open): Remove options parameter.
5293 Change all callers.
5294 (Input_file::open_binary): Likewise.
5295 * script.cc (read_input_script): Likewise.
5296 * readsyms.h (class Read_symbols): Remove options_ field. Remove
5297 options parameter from constructor. Change all callers.
5298 (class Read_script): Likewise.
5299 * fileread.h (class Input_file): Update declarations.
5300 * script.h (read_input_script): Update declaration.
5301
34dd024a
NC		 53022009-03-10 Nick Clifton <nickc@redhat.com>
5303
5304 * po/es.po: New Spanish translation.
5305
6d71b17c
CC		 53062009-03-06 Cary Coutant <ccoutant@google.com>
5307
5308 * options.cc (parse_short_option): Keep dash_z from registering itself.
5309
031cdbed
ILT		 53102009-03-03 Ian Lance Taylor <iant@google.com>
5311
5312 PR 9918
5313 * target-reloc.h (relocate_section): Pass output_section to
5314 relocate.
5315 * i386.cc (Target_i386::should_apply_static_reloc): Add
5316 output_section parameter. Change all callers.
5317 (Target_i386::Relocate::relocate): Add output_section parameter.
5318 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5319 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
5320 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
5321 * testsuite/two_file_shared.sh: New script.
5322 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
5323 (check_DATA): Add two_file_shared.dbg.
5324 (two_file_shared.dbg): New target.
5325 * testsuite/Makefile.in: Rebuild.
5326
15d5fa16
ILT		 53272009-03-01 Ian Lance Taylor <iant@google.com>
5328
5329 * configure.ac: Check for byteswap.h.
5330 * configure: Rebuild.
5331 * config.in: Rebuild.
5332
8a4c0b0d
ILT		 53332009-03-01 Mikolaj Zalewski <mikolajz@google.com>
5334
5335 * layout.cc (Layout::find_or_add_kept_section): New function.
5336 (Layout::add_comdat): Removed.
5337 * layout.h (struct Kept_section): Move out of class Layout.
5338 Remove trailing underscores from field names. Add group_sections
5339 field. Rename group_ field to is_group. Change all uses.
5340 (class Layout): Declare find_or_add_kept_section, not add_comdat.
5341 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
5342 comdat_groups_ field.
5343 (Sized_relobj::include_section_group): Use
5344 find_or_add_kept_section and Kept_section::group_sections.
5345 (Sized_relobj::include_linkonce_section): Likewise.
5346 * object.cc (class Sized_relobj): Don't define Comdat_group or
5347 Comdat_group_table. Remove find_comdat_group and
5348 add_comdat_group. Remove comdat_groups_ field.
5349 * plugin.cc (include_comdat_group): Use
5350 Layout::find_or_add_kept_section.
5351
b4ecf66b
ILT		 53522009-02-28 Ian Lance Taylor <iant@google.com>
5353
14359ca0
ILT		 5354 * README: --gc-sections and map files are now supported. Document
5355 some build requirements.
5356
b4ecf66b
ILT		 5357 PR 6992
5358 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
5359 relocatable link set the value of the section symbol to zero.
5360 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
5361 relocatable link don't include the section address in the local
5362 symbol value.
5363
0602e05a
ILT		 53642009-02-27 Ian Lance Taylor <iant@google.com>
5365
fd9d194f
ILT		 5366 PR 6811
5367 * options.h (class Search_directory): Add is_system_directory.
5368 (class General_options): Declare is_in_system_directory.
5369 * options.cc (get_relative_sysroot): Make static.
5370 (get_default_sysroot): Make static.
5371 (General_optoins::is_in_system_directory): New function.
5372 * fileread.cc (Input_file::is_in_system_directory): New function.
5373 * fileread.h (class Input_file): Declare is_in_system_directory.
5374 * object.h (class Object): Add is_in_system_directory.
5375 (class Input_objects): Remove system_library_directory_ field.
5376 * object.cc (Input_objects::add_object): Don't set
5377 system_library_directory_.
5378 (input_objects::found_in_system_library_directory): Remove.
5379 * symtab.cc (Symbol_table::write_globals): Remove input_objects
5380 parameter. Change all callers.
5381 (Symbol_table::sized_write_globals): Likewise.
5382 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
5383 Call Object::is_in_system_directory.
5384 * symtab.h (class Symbol_table): Update declarations.
5385
61edd21f
ILT		 5386 PR 5990
5387 * descriptors.h (Open_descriptor): Add is_on_stack field.
5388 * descriptors.cc (Descriptors::open): If the descriptor is on the
5389 top of the stack, remove it. Initialize is_on_stack field.
5390 (Descriptors::release): Only add pod to stack if it is not on the
5391 stack already.
5392 (Descriptors::close_some_descriptor): Clear stack_next and
5393 is_on_stack fields.
5394
e29e076a
ILT		 5395 PR 7091
5396 * output.cc (Output_section::find_starting_output_address): Rename
5397 from starting_output_address; add PADDR parameter; change return
5398 type.
5399 * output.h (class Output_section): Declare
5400 find_starting_output_address instead of starting_output_address.
5401 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
5402 section symbol for which we can't find a merge section.
5403
0602e05a
ILT		 5404 PR 9836
5405 * symtab.cc (Symbol_table::add_from_object): If the visibility is
5406 hidden or internal, force the symbol to be local.
5407 * resolve.cc (Symbol::override_visibility): Define.
5408 (Symbol::override_base): Use override_visibility.
5409 (Symbol_table::resolve): Likewise.
5410 (Symbol::override_base_with_special): Likewise.
5411 (Symbol_table::override_with_special): If the visibility is hidden
5412 or internal, force the symbol to be local.
5413 * symtab.h (class Symbol): Add set_visibility and
5414 override_visibility.
5415 * testsuite/ver_test_1.sh: New file.
5416 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
5417 (check_DATA): Add ver_test_1.syms.
5418 (ver_test_1.syms): New target.
5419 * testsuite/Makefile.in: Rebuild.
5420
401a9a73
CC		 54212009-02-25 Cary Coutant <ccoutant@google.com>
5422
5423 * layout.cc (Layout::choose_output_section): Don't rename sections
5424 when using a linker script that has a SECTIONS clause.
5425 * Makefile.in: Regenerate.
5426
5427 * testsuite/Makefile.am (script_test_5.sh): New test case.
5428 * testsuite/Makefile.in: Regenerate.
5429 * testsuite/script_test_5.cc: New file.
5430 * testsuite/script_test_5.sh: New file.
5431 * testsuite/script_test_5.t: New file.
5432
f488e4b0
CC		 54332009-02-13 Rafael Avila de Espindola <espindola@google.com>
5434
5435 * archive.cc (Archive::include_member): Update calls to add_symbols.
5436 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
5437 the Layout argument.
5438 * dynobj.h (do_add_symbols): Add the Layout argument.
5439 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
5440 Layout argument.
5441 * object.h (Object::add_symbols): Add the Layout argument.
5442 (Object::do_add_symbols): Add the Layout argument.
5443 (Sized_relobj::do_add_symbols): Add the Layout argument.
5444 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
5445 Unify the two versions.
5446 (Add_plugin_symbols): Remove.
5447 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
5448 (Sized_pluginobj::do_add_symbols): Unify the two versions.
5449 (Add_plugin_symbols): Remove.
5450 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
5451 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
5452 (Add_symbols::run): Make it work with Pulginobj.
5453
89dd1680
ILT		 54542009-02-06 Ian Lance Taylor <iant@google.com>
5455
5456 * object.cc (Sized_relobj::do_layout): Make info message start
5457 with lower case letter.
5458
266d0a74
ILT		 54592009-02-06 Mikolaj Zalewski <mikolajz@google.com>
5460
602b464e
ILT		 5461 * binary.cc: Fix file comment.
5462
266d0a74
ILT		 5463 * options.h (enum Incremental_disposition): Define.
5464 (class General_options): Add new options: --incremental,
5465 --incremental_changed, --incremental_unchanged,
5466 --incremental_unknown. Add incremental_disposition_ and
5467 implicit_incremental_ fields.
5468 (General_options::incremental_disposition): New function.
5469 (class Position_dependent_options): Add incremental_disposition
5470 option.
5471 (Position_dependent_options::copy_from_options): Set incremental
5472 dispositions.
5473 * options.cc (General_options::parse_incremental_changed): New
5474 function.
5475 (General_options::parse_incremental_unchanged): New function.
5476 (General_options::parse_incremental_unknown): New function.
5477 (General_options::General_options): Initialize new fields
5478 incremental_disposition_ and implicit_incremental_.
5479 (General_options::finalize): Check for uasge of --incremental-*
5480 without --incremental.
5481
f073bbf7
CD		 54822009-02-06 Chris Demetriou <cgd@google.com>
5483
5484 * gold.h (gold_undefined_symbol): Change to take only a Symbol
5485 pointer and to report location as the file name associated with
5486 the symbol.
5487 (gold_undefined_symbol_at_location): New function to replace the
5488 old gold_undefined_symbol functionality.
5489 * target-reloc.h (relocate_section): Update to use
5490 gold_undefined_symbol_at_location.
5491 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
5492 Call gold_undefined_symbol function rather than gold_error.
5493 * errors.h (Errors::undefined_symbol): Take location as a
5494 string, rather than calculating it from a relocation.
5495 * errors.cc (Errors::fatal): Print "fatal error:" before the
5496 formatted message.
5497 (Errors::error, Errors::error_at_location): Print "error: "
5498 before the formatted message.
5499 (Errors::undefined_symbol): Take location as a string, rather
5500 than calculating it from a relocation.
5501 (gold_undefined_symbol_at_location): New function akin to
5502 old gold_undefined_symbol, calculates location from relocation.
5503 (gold_undefined_symbol): Change to take only a Symbol pointer
5504 and to report location as the file name associated with the symbol.
5505 * testsuite/debug_msg.sh: Update for changed error messages.
5506 * testsuite/undef_symbol.sh: Likewise.
5507
8e94a90c
ILT		 55082009-02-04 Duncan Sands <baldrick@free.fr>
5509
5510 PR 9812
5511 * reduced_debug_output.h
5512 (Output_reduced_debug_abbrev_section::failed): Use format for
5513 gold_warning.
5514 (Output_reduced_debug_info_section::faild): Likewise.
5515
88a0e15b
ILT		 55162009-01-31 Mikolaj Zalewski <mikolajz@google.com>
5517
5518 * script.cc (Lazy_demangler): New class.
5519 (Version_script_info::get_symbol_version_helper): Demangle a
5520 symbol only once.
5521
5efc7cd2
CC		 55222009-01-29 Cary Coutant <ccoutant@google.com>
5523
5524 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
5525 to __tls_get_addr.
5526 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
5527
e0ebcf42
ILT		 55282009-01-28 Ian Lance Taylor <iant@google.com>
5529
5efc7cd2 5530 * version.cc (version_string): Bump to 1.9.
75fe7426 5531
e0ebcf42
ILT		 5532 * gold.h: Include <cstring> and <stdint.h>.
5533 * version.cc: Include <cstdio>.
5534 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
5535 warning.
5536 * reduced_debug_output.cc (insert_into_vector): Rename from
5537 Insert_into_vector; change all callers. Use Swap_unaligned to
5538 avoid aliasing issue; remove union since it is unnecessary.
5539
8e2813be 55402009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 5541
5542 * Makefile.am (CCFILES): Add gc.cc.
5543 (HFILES): Add gc.h.
5544 * Makefile.in: Regenerate.
5545 * gold.cc (Gc_runner): New class.
5546 (queue_initial_tasks): Call garbage collection related tasks
5547 when corresponding options are invoked.
5548 (queue_middle_gc_tasks): New function.
5549 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
5550 processed early before laying out sections during garbage collection.
5551 * gold.h (queue_middle_gc_tasks): New function.
5552 (is_prefix_of): Move from "layout.cc".
5553 * i386.cc (Target_i386::gc_process_relocs): New function.
5554 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
5555 * main.cc (main): Create object of class "Garbage_collection".
5556 * object.cc (Relobj::copy_symbols_data): New function.
5557 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 5558 (Sized_relobj::do_layout): Allow this function to be called twice
5559 during garbage collection and defer layout of section during the
6d03d481
ST		 5560 first call.
5561 * object.h (Relobj::get_symbols_data): New function.
5562 (Relobj::is_section_name_included): New function.
5563 (Relobj::copy_symbols_data): New function.
5564 (Relobj::set_symbols_data): New function.
5565 (Relobj::get_relocs_data): New function.
5566 (Relobj::set_relocs_data): New function.
5567 (Relobj::is_output_section_offset_invalid): New pure virtual function.
5568 (Relobj::gc_process_relocs): New function.
5569 (Relobj::do_gc_process_relocs): New pure virtual function.
5570 (Relobj::sd_): New data member.
5571 (Sized_relobj::is_output_section_offset_invalid): New function.
5572 (Sized_relobj::do_gc_process_relocs): New function.
5573 * options.h (General_options::gc_sections): Modify to not be a no-op.
5574 (General_options::print_gc_sections): New option.
5575 * plugin.cc (Plugin_finish::run): Remove function call to
5576 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
5577 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
5578 * reloc.cc (Read_relocs::run): Add task to process relocs and
5579 determine unreferenced sections when doing garbage collection.
5580 (Gc_process_relocs): New class.
5581 (Sized_relobj::do_gc_process_relocs): New function.
5582 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
5583 sections that are garbage collected.
5584 * reloc.h (Gc_process_relocs): New class.
5585 * sparc.cc (Target_sparc::gc_process_relocs): New function.
5586 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
5587 symbols whose corresponding sections are garbage collected.
5588 (Symbol_table::Symbol_table): Add new parameter for the garbage
5589 collection object.
5590 (Symbol_table::gc_mark_undef_symbols): New function.
5591 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5592 (Symbol_table::gc_mark_dyn_syms): New function.
5593 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
5594 as garbage.
5595 (Symbol_table::add_from_object): Likewise.
5596 (Symbol_table::add_from_relobj): When building shared objects, do not
5597 treat externally visible symbols as garbage.
5598 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
5599 table information for static and relocatable links.
5600 * symtab.h (Symbol_table::set_gc): New function.
5601 (Symbol_table::gc): New function.
5602 (Symbol_table::gc_mark_undef_symbols): New function.
5603 (Symbol_table::gc_mark_symbol_for_shlib): New function.
5604 (Symbol_table::gc_mark_dyn_syms): New function.
5605 (Symbol_table::gc_): New data member.
e1df38aa 5606 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 5607 function.
5608 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
5609 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
5610
3b293544
CF		 56112009-01-20 Chris Faylor <me.sourceware@sourceware.org>
5612
5613 * options.h (General_options::gc_sections): Define as a no-op for now.
5614 (General_options::no_keep_memory): Ditto.
5615 (General_options::Bshareable): Define.
5616 * options.cc (General_options::finalize): Honor -Bshareable.
5617
83d22aa8
AS		 56182009-01-20 Andreas Schwab <schwab@suse.de>
5619
5620 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
5621 read the value in the contents, since we don't use it. Use the
5622 template endianness when writing.
5623 (Relocate::relocate): Use it for R_PPC_REL16_HA.
5624
cd536b21
AS		 56252009-01-19 Andreas Schwab <schwab@suse.de>
5626
5627 * configure.tgt (powerpc64-*): Fix targ_obj.
5628
99e9a495
ILT		 56292009-01-15 Ian Lance Taylor <iant@google.com>
5630
5631 * object.cc (Sized_relobj::write_local_symbols): Don't write out
5632 local symbols when stripping all symbols.
5633
bbbfea06
CC		 56342009-01-14 Cary Coutant <ccoutant@google.com>
5635
99e9a495 5636 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 5637
0f7c0701
CC		 56382009-01-14 Cary Coutant <ccoutant@google.com>
5639
5640 * archive.cc (Archive::get_elf_object_for_member): Remove call
5641 to File_read::claim_for_plugin.
5642 * descriptors.cc (Descriptors::open): Remove reference to
5643 is_claimed.
5644 (Descriptors::claim_for_plugin): Remove.
5645 * descriptors.h (Descriptors::claim_for_plugin): Remove.
5646 (Descriptors::is_claimed): Remove.
5647 (claim_descriptor_for_plugin): Remove.
5648 * fileread.cc (File_read::claim_for_plugin): Remove.
5649 * fileread.h (File_read::claim_for_plugin): Remove.
5650 (File_read::descriptor): Reopen descriptor if necessary.
5651 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
5652 (Plugin_manager::all_symbols_read): Add task parameter. Change
5653 all callers.
5654 (Plugin_manager::get_input_file): New function.
5655 (Plugin_manager::release_input_file): New function.
5656 (Pluginobj::Pluginobj): Add filesize parameter and initialize
5657 corresponding data member.
5658 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
5659 and pass to base constructor. Change all callers.
5660 (get_input_file, release_input_file): New functions.
5661 (make_sized_plugin_object): Add filesize parameter. Change all callers.
5662 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
5663 (Plugin_manager::all_symbols_read): Add task parameter.
5664 (Plugin_manager::get_input_file): New function.
5665 (Plugin_manager::release_input_file): New function.
5666 (Plugin_manager::task_): New data member.
5667 (Pluginobj::Pluginobj): Add filesize parameter.
5668 (Pluginobj::filename): New function.
5669 (Pluginobj::descriptor): New function.
5670 (Pluginobj::filesize): New function.
5671 (Pluginobj::filesize_): New data member.
5672 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
5673 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
5674 File_read::claim_for_plugin; use Object::unlock to unlock the file.
5675
5676 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
5677 with archive libraries.
5678 * testsuite/Makefile.in: Regenerate.
5679 * testsuite/plugin_test.c (struct sym_info): New type.
5680 (get_input_file, release_input_file): New static variables.
5681 (onload): Capture new transfer vector entries.
5682 (claim_file_hook): Stop reading at end of file according to filesize.
5683 Factor out parsing of readelf output into separate function.
5684 (all_symbols_read_hook): Exercise get_input_file and release_input_file
5685 APIs and get the source file name from the symbol table. Convert
5686 source file name to corresponding object file name. Print info
5687 message when adding new input files.
5688 (parse_readelf_line): New function.
5689 * testsuite/plugin_test_1.sh: Add checks for new info messages.
5690 * testsuite/plugin_test_2.sh: Likewise.
5691 * testsuite/plugin_test_3.sh: Likewise.
5692 * testsuite/plugin_test_4.sh: New test case.
5693
62a6d109
ILT		 56942009-01-07 Ian Lance Taylor <iant@google.com>
5695
5696 * version.cc (version_string): Bump to 1.8.
5697
483620e8
CC		 56982008-12-23 Cary Coutant <ccoutant@google.com>
5699
5700 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
5701 * plugin.cc (Plugin_manager::finish): Rename as
5702 layout_deferred_objects. Move cleanup to separate function.
5703 (Plugin_manager::cleanup): New function.
5704 (Plugin_finish::run): Call layout_deferred_objects and cleanup
5705 separately.
5706 * plugin.h (Plugin_manager::finish): Rename as
5707 layout_deferred_objects.
5708 (Plugin_manager::cleanup): New function.
5709 (Plugin_manager::cleanup_done): New field.
5710
d66a9eb3
CC		 57112008-12-23 Cary Coutant <ccoutant@google.com>
5712
5713 * plugin.cc (is_visible_from_outside): New function.
5714 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
5715 so we don't return "IR only" status for exported symbols or -r links.
5716
5717 * testsuite/Makefile.am (plugin_test_3): New test case.
5718 * testsuite/Makefile.in: Regenerate.
5719 * testsuite/plugin_test_3.sh: New file.
5720
5995b570
CC		 57212008-12-22 Cary Coutant <ccoutant@google.com>
5722
5723 * object.cc (Sized_relobj::layout_section): New function.
5724 (Sized_relobj::do_layout): Defer layout of input sections until after
5725 plugin has provided replacement files.
5726 (Sized_relobj::do_layout_deferred_sections): New function.
5727 * object.h (Relobj::set_section_offset): Remove virtual keyword.
5728 (Relobj::layout_deferred_sections): New function.
5729 (Relobj::do_layout_deferred_sections): New function.
5730 (Sized_relobj::do_layout_deferred_sections): New function.
5731 (Sized_relobj::layout_section): New function.
5732 (Sized_relobj::Deferred_layout): New structure.
5733 (Sized_relobj::deferred_layout_): New field.
5734 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
5735 Change all callers. Layout deferred sections.
5736 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
5737 references.
5738 (Plugin_hook::run): Move code from do_plugin_hook inline.
5739 (Plugin_hook::do_plugin_hook): Remove.
5740 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
5741 (Plugin_manager::finish): Renamed, was cleanup.
5742 (Plugin_manager::should_defer_layout): New function.
5743 (Plugin_manager::add_deferred_layout_object): New function.
5744 (Plugin_manager::Deferred_layout_list): New type.
5745 (Plugin_manager::deferred_layout_objects_): New field.
5746 (Plugin_hook::do_plugin_hook): Remove.
5747
ee769c88
ILT		 57482008-12-17 Ian Lance Taylor <iant@google.com>
5749
5750 * options.h (class General_options): Add --no case for
5751 --export-dynamic.
5752
abc8dcba
CC		 57532008-12-16 Cary Coutant <ccoutant@google.com>
5754
5755 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
5756 vector.
5757 (Plugin_manager::claim_file): Create plugin object even if
5758 plugin did not call the add_symbols callback.
5759 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
5760 asking for more symbols than were added.
5761 * testsuite/Makefile.am (plugin_test_1): Add test case with
5762 no global symbols.
5763 (empty.syms): New target.
5764 * testsuite/Makefile.in: Regenerate.
5765 * testsuite/plugin_test.c (claim_file_hook): Add new debug
5766 message. Don't call add_symbols if no globals.
5767 (all_symbols_read_hook): Don't provide replacement for empty
5768 claimed file.
5769
b0074644
ILT		 57702008-12-12 Ian Lance Taylor <iant@google.com>
5771
68943102
ILT		 5772 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
5773 r_type == 0 for a local symbol with r_sym == 0.
5774 (scan_relocatable_relocs): Pass r_sym to
5775 local_non_section_strategy.
5776 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
5777 r_sym parameter.
5778
b0074644
ILT		 5779 * configure.ac: Update test for TLS descriptors: they are
5780 supported as of glibc 2.9.
5781 * configure: Rebuild.
5782
c2508178
ILT		 57832008-12-11 Ian Lance Taylor <iant@google.com>
5784
5785 PR 7091
5786 * target-reloc.h (Default_scan_relocatable_relocs): For each
5787 function, map r_type == 0 to RELOC_DISCARD.
5788
2756a258
CC		 57892008-12-10 Cary Coutant <ccoutant@google.com>
5790
5791 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
5792 object to override a kept COMDAT group from a plugin object.
5793
bb6f53d3
ILT		 57942008-12-09 Ian Lance Taylor <iant@google.com>
5795
fbc558e1
ILT		 5796 PR 7088
5797 * yyscript.y (file_cmd): Handle INPUT.
5798
bb6f53d3
ILT		 5799 * testsuite/initpri1.c: Change all declarations to be full
5800 prototypes by adding void, to avoid compiler warnings.
5801
4674ecfc
CC		 58022008-12-05 Rafael Avila de Espindola <espindola@google.com>
5803
5804 * options.cc (General_options::parse_plugin_opt): New.
5805 (General_options::add_plugin): The argument now is just the filename.
5806 (General_options::add_plugin_option): New.
5807 * options.h (plugin_opt): New.
5808 (add_plugin): Change argument name.
5809 (add_plugin_option): New.
5810 * plugin.cc (Plugin::load): Don't parse the plugin option.
5811 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
5812 (Plugin::add_option): New.
5813 (Plugin::args_): Change type.
5814 (Plugin::filename_): New.
5815 (Plugin_manager::add_plugin_option): New.
5816 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
5817 * testsuite/Makefile.in: Regenerate.
5818
fd06b4aa
CC		 58192008-12-05 Cary Coutant <ccoutant@google.com>
5820
5821 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
5822 Handle --strip-lto-sections option.
5823 * options.h (strip_lto_sections): New option.
5824
6c52134c
CC		 58252008-12-01 Cary Coutant <ccoutant@google.com>
5826
5827 * plugin.cc (ld_plugin_message): Change format parameter to const.
5828 Fix mismatch between new[] and delete.
5829
a45248e0
CC		 58302008-11-14 Cary Coutant <ccoutant@google.com>
5831
5832 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
5833 instead of -1U.
5834
c82fbeee
CS		 58352008-11-05 Craig Silverstein <csilvers@google.com>
5836
5837 * options.cc (General_options::parse_dynamic_list): New function.
5838 * options.h (General_options): New flags dynamic_list,
5839 dynamic_list_data, dynamic_list_cpp_new, and
5840 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
5841 (General_options::in_dynamic_list): New function.
5842 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
5843 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
5844 (Lex::can_continue_name): Likewise.
5845 (yylex): Likewise.
5846 (read_script_file): New parameter script_options.
5847 (read_dynamic_list): New function.
5848 (Script_options::define_dynamic_list): New function.
5849 (dynamic_list_keyword_parsecodes): New variable.
5850 (dynamic_list_keywords): New variable.
5851 * script.h (Script_options::define_dynamic_list): New function
5852 prototype.
5853 (read_dynamic_list): New function prototype.
5854 * symtab.cc (strprefix): New macro.
5855 (Symbol::should_add_dynsym_entry): Support dynamic_list,
5856 dynamic_list_data, dynamic_list_cpp_new, and
5857 dynamic_list_cpp_typeinfo.
5858 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
5859 (dynamic_list_expr): New rule.
5860 (dynamic_list_nodes): Likewise.
5861 (dynamic_list_node): Likewise.
5862 * testsuite/Makefile.am (dynamic_list): New test.
5863 * testsuite/Makefile.in: Regenerated.
5864 * testsuite/dynamic_list.t: New file.
5865 * testsuite/dynamic_list.sh: New file.
5866
e0bb29a5
CS		 58672008-11-05 Craig Silverstein <csilvers@google.com>
5868
5869 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
5870 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
5871 (t11_last): Likewise.
5872 * testsuite/ver_test_6.c (main): Likewise.
5873
4e1e25e0
CC		 58742008-10-07 Cary Coutant <ccoutant@google.com>
5875
5876 * options.c (General_options::finalize): Add check for -static and
5877 -shared.
5878 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
5879 is not empty.
5880
92f03fcb
CC		 58812008-10-02 Cary Coutant <ccoutant@google.com>
5882
5883 * plugin.cc (make_sized_plugin_object): Fix conditional
5884 compilation to work when not all targets are enabled.
5885
fbd8a257
CC		 58862008-09-29 Cary Coutant <ccoutant@google.com>
5887
5888 * archive.cc (Archive::get_file_and_offset): Use filename instead
5889 of name to get library path.
5890 (Archive::include_member): Unlock external member of a thin archive.
5891
5892 * testsuite/Makefile.am (TEST_AR): New variable.
5893 (thin_archive_test_1): New test.
5894 (thin_archive_test_2): New test.
81636b3f
CC		 5895 * testsuite/Makefile.in: Regenerate.
5896 * testsuite/thin_archive_main.cc: New file.
5897 * testsuite/thin_archive_test_1.cc: New file.
5898 * testsuite/thin_archive_test_2.cc: New file.
5899 * testsuite/thin_archive_test_3.cc: New file.
5900 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 5901
eff45813
CC		 59022008-09-29 Cary Coutant <ccoutant@google.com>
5903
5904 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
5905 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
5906 instead of -1U.
5907 (Sized_relobj::do_finalize_local_symbols): Likewise.
5908 (Sized_relobj::map_to_kept_section): Likewise.
5909 * object.h (Sized_relobj::invalid_address): New constant.
5910 (Sized_relobj::do_output_section_offset): Check for invalid_address
5911 and return -1ULL.
5912 * output.cc (Output_reloc::local_section_offset): Use constant
5913 invalid_address instead of -1U.
5914 (Output_reloc::get_address): Likewise.
5915 (Output_section::output_address): Change -1U to -1ULL.
5916 * output.h (Output_reloc::invalid_address): New constant.
5917 * reloc.cc (Sized_relobj::write_sections): Use constant
5918 invalid_address instead of -1U.
5919 (Sized_relobj::relocate_sections): Likewise.
5920 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
5921 values for merge sections.
5922 * target-reloc.h (relocate_for_relocatable): Use constant
5923 invalid_address instead of -1U.
5924
89fc3421
CC		 59252008-09-19 Cary Coutant <ccoutant@google.com>
5926
5927 Add plugin functionality for link-time optimization (LTO).
5928 * configure.ac (plugins): Add --enable-plugins option.
5929 * configure: Regenerate.
5930 * config.in: Regenerate.
5931 * Makefile.am (LIBDL): New variable.
5932 (CCFILES): Add plugin.cc.
5933 (HFILES): Add plugin.h.
5934 (ldadd_var): Add LIBDL.
5935 * Makefile.in: Regenerate.
5936
5937 * archive.cc: Include "plugin.h".
5938 (Archive::setup): Don't preread archive symbols when using a plugin.
5939 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
5940 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
5941 files.
5942 (Archive::include_member): Add symbols from plugin objects.
5943 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
5944 * descriptors.cc (Descriptors::open): Check for file descriptors
5945 abandoned by plugins.
5946 (Descriptors::claim_for_plugin): New function.
5947 * descriptors.h (Descriptors::claim_for_plugin): New function.
5948 (Open_descriptor::is_claimed): New field.
5949 (claim_descriptor_for_plugin): New function.
5950 * fileread.cc (File_read::claim_for_plugin): New function.
5951 * fileread.h (File_read::claim_for_plugin): New function.
5952 (File_read::descriptor): New function.
5953 * gold.cc: Include "plugin.h".
5954 (queue_initial_tasks): Add task to call plugin hooks for generating
5955 new object files.
5956 * main.cc: Include "plugin.h".
5957 (main): Load plugin libraries.
5958 * object.h (Pluginobj): Declare.
5959 (Object::pluginobj): New function.
5960 (Object::do_pluginobj): New function.
5961 (Object::set_target): New function.
5962 * options.cc: Include "plugin.h".
5963 (General_options::parse_plugin): New function.
5964 (General_options::General_options): Initialize plugins_ field.
5965 (General_options::add_plugin): New function.
5966 * options.h (Plugin_manager): Declare.
5967 (General_options): Add --plugin option.
5968 (General_options::has_plugins): New function.
5969 (General_options::plugins): New function.
5970 (General_options::add_plugin): New function.
5971 (General_options::plugins_): New field.
5972 * plugin.cc: New file.
5973 * plugin.h: New file.
5974 * readsyms.cc: Include "plugin.h".
5975 (Read_symbols::do_read_symbols): Check for archive before checking
5976 for ELF file. Call plugin hooks to claim files.
5977 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
5978 from a real object file; force override when processing replacement
5979 files.
5980 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
5981 (Symbol::init_base_object): Likewise.
5982 (Symbol::init_base_output_data): Likewise.
5983 (Symbol::init_base_output_segment): Likewise.
5984 (Symbol::init_base_constant): Likewise.
5985 (Symbol::init_base_undefined): Likewise.
5986 (Symbol::output_section): Assert that object is not a plugin.
5987 (Symbol_table::add_from_pluginobj): New function.
5988 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
5989 undefined.
5990 (Symbol_table::sized_write_globals): Likewise.
5991 (Symbol_table::add_from_pluginobj): Instantiate template.
5992 * symtab.h (Sized_pluginobj): Declare.
5993 (Symbol::in_real_elf): New function.
5994 (Symbol::set_in_real_elf): New function.
5995 (Symbol::in_real_elf_): New field.
5996 (Symbol_table::add_from_pluginobj): New function.
5997
5998 * testsuite/Makefile.am (AM_CFLAGS): New variable.
5999 (LIBDL): New variable.
6000 (LDADD): Add LIBDL.
6001 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
6002 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
6003 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
6004 (MOSTLYCLEANFILES): Likewise.
6005 * testsuite/Makefile.in: Regenerate.
6006 * testsuite/plugin_test.c: New file.
6007 * testsuite/plugin_test_1.sh: New file.
6008 * testsuite/plugin_test_2.sh: New file.
6009
de31bda5
ILT		 60102008-09-16 Ian Lance Taylor <iant@google.com>
6011
9c2d0ef9
ILT		 6012 * target-reloc.h (relocate_section): Check whether a symbol is
6013 defined by the ABI before reporting an undefined symbol error.
6014 * target.h (Target::is_defined_by_abi): Make parameter const.
6015 (Target::do_is_defined_by_abi): Likewise.
6016 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
6017 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
6018 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
6019 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
6020 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
6021 * testsuite/Makefile.in: Rebuild.
6022
de31bda5
ILT		 6023 * fileread.cc (make_view): Add casts to avoid warning.
6024
9fa33bee
AO		 60252008-09-16 Alexandre Oliva <aoliva@redhat.com>
6026
6027 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
6028 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6029
183fd0e3
AO		 60302008-09-16 Alexandre Oliva <aoliva@redhat.com>
6031
6032 * options.h (General_options::output_is_executable): New.
6033 (General_options::output_is_pie): New.
6034 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
6035 for shared libraries.
6036 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
6037
7be8330a
CD		 60382008-09-11 Chris Demetriou <cgd@google.com>
6039
6040 * options.h (origin): New -z option.
6041 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
6042 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
6043 in DT_FLAGS_1.
6044
a9caad02
CC		 60452008-09-05 Cary Coutant <ccoutant@google.com>
6046
6047 * fileread.cc (File_read::make_view): Add check for attempt to map
6048 beyond end of file.
6049
ae6dce4d
CC		 60502008-09-05 Cary Coutant <ccoutant@google.com>
6051
6052 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
6053 explicit instantiations.
6054
d7ab2a47
KVH		 60552008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
6056
6057 PR gold/6858
6058 * options.cc (General_options::finalize): Allow undefined symbols
6059 in shlibs if linking -shared.
6060
6061 PR gold/6859
6062 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
6063 symbols as not needing a dynsym entry.
6064
1e52a9c1
CS		 60652008-08-20 Craig Silverstein <csilvers@google.com>
6066
6067 * fileread.cc (File_read::open): Do not lock the file unless it
6068 was successfully opened.
6069
d85c80a3
CC		 60702008-08-14 Cary Coutant <ccoutant@google.com>
6071
6072 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
6073 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
6074 * testsuite/tls_test.cc (struct int128): 128-bit struct
6075 for testing TLS relocs with non-zero addend.
6076 (v12): New TLS variable.
6077 (t12): New test.
6078 (t_last): Add check for v12.
6079 * testsuite/tls_test.h (t12): New function.
6080 * testsuite/tls_test_main.cc (thread_routine): Call new test.
6081
2d924fd9
ILT		 60822008-08-13 Ian Lance Taylor <iant@google.com>
6083
6084 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
6085 set tls_segment_ or relro_segment_.
6086 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
6087 when appropriate.
6088 * output.h (Output_section::clear_is_relro): New function.
6089 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
6090 sections specially even when output_data_ is empty.
6091 (Output_segment::maximum_alignment): When first section is relro,
6092 only force alignment for PT_LOAD segments.
6093 * script.cc (script_data_segment_align): New function.
6094 (script_data_segment_relro_end): New function.
6095 * script-c.h (script_data_segment_align): Declare.
6096 (script_data_segment_relro_end): Declare.
6097 * script-sections.h (class Script_sections): Declare
6098 data_segment_align and data_segment_relro_end. Add fields
6099 segment_align_index_ and saw_relro_end_.
6100 * script-sections.cc (class Sections_element): Add set_is_relro
6101 virtual function. Add new bool* parameter to place_orphan_here.
6102 Add get_output_section virtual function.
6103 (class Output_section_definition): Add set_is_relro. Add new
6104 bool* parameter to place_orphan_here. Add get_output_section.
6105 Add is_relro_ field.
6106 (Output_section_definition::Output_section_definition): Initialize
6107 evaluated_address_, evaluated_load_address, evaluated_addralign_,
6108 and is_relro_ fields.
6109 (Output_section_definition::place_orphan_here): Add is_relro
6110 parameter.
6111 (Output_section_definition::set_section_addresses): Set relro for
6112 output section.
6113 (Output_section_definition::alternate_constraint): Likewise.
6114 (class Orphan_output_section): Add new bool* parameter to
6115 place_orphan_here. Add get_output_section.
6116 (Orphan_output_section::place_orphan_here): Add is_relro
6117 parameter.
6118 (Script_sections::Script_sections): Initialize
6119 data_segment_align_index_ and saw_relro_end_.
6120 (Script_sections::data_segment_align): New function.
6121 (Script_sections::data_segment_relro_end): New function.
6122 (Script_sections::place_orphan): Set or clear is_relro.
6123 (Script_sections::set_section_addresses): Force alignment of first
6124 TLS section.
6125 * yyscript.y (exp): Call script_data_segment_align and
6126 script_data_segment_relro_end.
6127 * testsuite/relro_script_test.t: New file.
6128 * testsuite/relro_test.cc (using_script): Declare.
6129 (t1, t2): Test using_script.
6130 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
6131 (relro_script_test_SOURCES): Define.
6132 (relro_script_test_DEPENDENCIES): Define.
6133 (relro_script_test_LDFLAGS): Define.
6134 (relro_script_test_LDADD): Define.
6135 (relro_script_test.so): New target.
6136 * testsuite/Makefile.in: Rebuild.
6137
f827c9a9
CC		 61382008-08-06 Cary Coutant <ccoutant@google.com>
6139
6140 * archive.cc (Archive::total_archives, Archive::total_members)
6141 (Archive::total_members_loaded): New variables.
6142 (Archive::setup): Add parameter. Add option to preread
6143 archive symbols.
6144 (Archive::read_armap): Add counter.
6145 (Archive::get_file_and_offset): New function.
6146 (Archive::get_elf_object_for_member): New function.
6147 (Archive::read_all_symbols): New function.
6148 (Archive::read_symbols): New function.
6149 (Archive::add_symbols): Add counters.
6150 (Archive::include_all_members): Use armap to find members if it's
6151 already built.
6152 (Archive::include_member): Skip reading symbols if already read.
6153 Factored code into Archive::get_file_and_offset and
6154 Archive::get_elf_object_for_member. Changed call to
6155 Mapfile::report_include_archive_member.
6156 (Archive::print_stats): New function.
6157 * archive.h: Declare Object and Read_symbols_data classes.
6158 (Archive::Archive): Add initializers for new members.
6159 (Archive::setup): Add parameter.
6160 (Archive::print_stats): New function.
6161 (Archive::total_archives, Archive::total_members)
6162 (Archive::total_members_loaded): New variables.
6163 (Archive::get_file_and_offset): New function.
6164 (Archive::get_elf_object_for_member): New function.
6165 (Archive::read_all_symbols): New function.
6166 (Archive::read_symbols): New function.
6167 (Archive::Archive_member): New class.
6168 (Archive::members_): New member.
6169 (Archive::num_members_): New member.
6170 * main.cc: Include archive.h.
6171 (main): Call Archive::print_stats.
6172 * mapfile.cc (Mapfile::report_include_archive_member): Delete
6173 archive parameter; member_name is now the fully-decorated name.
6174 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
6175 * options.h: (General_options): Add --preread-archive-symbols option.
6176 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
6177 Archive::setup.
6178
de4c45bd
ILT		 61792008-08-04 Ian Lance Taylor <iant@google.com>
6180
6181 * symtab.h (Symbol::use_plt_offset): New function.
6182 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
6183 * powerpc.cc (Relocate::relocate): Likewise.
6184 * sparc.cc (Relocate::relocate): Likewise.
6185 * x86_64.cc (Relocate::relocate): Likewise.
6186 * testsuite/weak_plt.sh: New test.
6187 * testsuite/weak_plt_main.cc: New test.
6188 * testsuite/weak_plt_shared.cc: New test.
6189 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
6190 (check_PROGRAMS): Add weak_plt.
6191 (check_DATA): Add weak_plt_shared.so.
6192 (weak_plt_main_pic.o, weak_plt): New targets.
6193 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
6194 * testsuite/Makefile.in: Rebuild.
6195
6196 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
6197 gcctestdir/ld.
6198 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
6199 * testsuite/Makefile.in: Rebuild.
6200
323ee3f4
AM		 62012008-08-04 Alan Modra <amodra@bigpond.net.au>
6202
6203 * Makefile.am (POTFILES.in): Set LC_ALL=C.
6204 * Makefile.in: Regenerate.
6205 * po/POTFILES.in: Regenerate.
6206
7c07ecec
ILT		 62072008-07-29 Ian Lance Taylor <iant@google.com>
6208
6209 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
6210 symbols before other symbols.
6211 * testsuite/script_test_2.cc (test_addr): Declare.
6212 (test_addr_alias): Declare.
6213 (main): Check that test_addr and test_addr_alias have the right
cd536b21 6214 values.
7c07ecec
ILT		 6215 * testsuite/script_test_2.t: Define test_addr_alias and
6216 test_addr.
6217
5778530e
ILT		 62182008-07-24 Ian Lance Taylor <iant@google.com>
6219
2a00e4fb
ILT		 6220 PR 5990
6221 * descriptors.cc: New file.
6222 * descriptors.h: New file.
6223 * gold-threads.h (class Hold_optional_lock): New class.
6224 * fileread.cc: Include "descriptors.h".
6225 (File_read::~File_read): Release descriptor rather than closing
6226 it.
6227 (File_read::open) [file]: Call open_descriptor rather than open.
6228 Set is_descriptor_opened_.
6229 (File_read::open) [memory]: Assert that descriptor is not open.
6230 (File_read::reopen_descriptor): New function.
6231 (File_read::release): Release descriptor.
6232 (File_read::do_read): Make non-const. Reopen descriptor.
6233 (File_read::read): Make non-const.
6234 (File_read::make_view): Reopen descriptor.
6235 (File_read::do_readv): Likewise.
6236 * fileread.h (class File_read): Add is_descriptor_opened_ field.
6237 Update declarations.
6238 * layout.cc: Include "descriptors.h".
6239 (Layout::create_build_id): Use open_descriptor rather than open.
6240 * output.cc: Include "descriptors.h".
6241 (Output_file::open): Use open_descriptor rather than open.
6242 * archive.cc (Archive::const_iterator): Change Archive to be
6243 non-const.
6244 (Archive::begin, Archive::end): Make non-const.
6245 (Archive::count_members): Likewise.
6246 * archive.h (class Archive): Update declarations.
6247 * object.h (Object::read): Make non-const.
6248 * Makefile.am (CCFILES): Add descriptors.cc.
6249 (HFILES): Add descriptors.h.
6250 * Makefile.in: Rebuild.
6251
801647d1
ILT		 6252 PR 6716
6253 * gold.h: Always include <clocale>. Add Solaris workarounds
6254 following code in binutils/sysdep.h.
6255
5edd166e
ILT		 6256 PR 6048
6257 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
6258 this->eh_frame_hdr_ is NULL before using it.
6259
c89ad728
ILT		 6260 * dynobj.cc (Versions::Versions): Update comment.
6261
aa86f06b
ILT		 6262 * dynobj.cc (Versions::Versions): If there is an soname, use it as
6263 the base version name.
6264
5778530e
ILT		 6265 * stringpool.cc (Stringpool_template::add_with_length): Set key to
6266 array size plus one.
6267 (Stringpool_template::set_string_offsets): Subtract one from key
6268 before using it as an array index.
6269 (Stringpool_template::get_offset_with_length): Likewise.
6270 (Stringpool_template::write_to_buffer): Likewise.
6271 * stringpool.h (Stringpool_template::get_offset_from_key):
6272 Likewise.
6273
057ead22
ILT		 62742008-07-23 Ian Lance Taylor <iant@google.com>
6275
7f649c59
ILT		 6276 PR 6658
6277 * object.h (Merged_symbol_value::value): Do our best to handle a
6278 negative addend.
6279
057ead22
ILT		 6280 PR 6647
6281 * script.cc (Version_script_info::get_versions): Don't add empty
6282 version tag to return value.
6283 (Version_script_info::get_symbol_version_helper): Change return
6284 type to bool. Add pversion parameter. Change all callers.
6285 (script_register_vers_node): Don't require a non-NULL tag.
6286 * script.h (class Version_script_info): Update declarations.
6287 (Version_script_info::get_symbol_version): Change return type to
6288 bool. Add version parameter. Change all callers.
6289 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
6290 handling. Handle an empty version from a version script.
6291 (Symbol_table::define_special_symbol): Likewise.
6292 * testsuite/ver_test_10.script: New file.
6293 * testsuite/ver_test_10.sh: New file.
6294 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
6295 (check_DATA): Add ver_test_10.syms.
6296 (ver_test_10.syms, ver_test_10.so): New target.
6297 * testsuite/Makefile.in: Rebuild.
6298
58e54ac2
CD		 62992008-07-23 Simon Baldwin <simonb@google.com>
6300
6301 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
6302 to zero for undefined symbols from dynamic libraries.
6303
95d14cd3
ILT		 63042008-07-23 Ian Lance Taylor <iant@google.com>
6305
6306 * symtab.cc (Symbol_table::resolve): Remove version parameter.
6307 Change all callers.
6308 * symtab.h (class Symbol_table): Update declaration.
6309 * testsuite/ver_test_9.cc: New file.
6310 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
6311 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
6312 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
6313 (ver_test_9.so, ver_test_9.o): New targets.
6314 * testsuite/Makefile.in: Rebuild.
6315
92de84a6
ILT		 63162008-07-22 Ian Lance Taylor <iant@google.com>
6317
34810851
ILT		 6318 * options.h (class General_options): Define --check-sections.
6319 * layout.cc (Layout::set_segment_offsets): Handle
6320 --check-sections.
6321
af6156ef
ILT		 6322 * options.h (class General_options): Define -n/--nmagic and
6323 -N/--omagic.
6324 * options.cc (General_options::finalize): For -n/--nmagic or
6325 -N/--omagic, set -static.
6326 * layout.cc (Layout::attach_allocated_section_to_segment): If
6327 -N/--omagic, don't put read-only and read-write sections in
6328 different segments.
6329 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
6330 finding a read-only segment.
6331 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
6332 don't set the minimum segment alignment to the common page size,
6333 and don't set the file offset to the address modulo the page size.
6334 * script-sections.cc (Script_sections::create_segments): If
6335 -n/--omagic, don't put read-only and read-write sections in
6336 different segments.
6337
92de84a6
ILT		 6338 * cref.cc: New file.
6339 * cref.h: New file.
6340 * options.h (class General_options): Add --print-symbol-counts.
6341 * main.cc (main): Issue defined symbol report if requested.
6342 * archive.cc (Archive::interpret_header): Make into a const member
6343 function.
6344 (Archive::add_symbols): Call Input_objects::archive_start and
6345 archive_stop.
6346 (Archive::const_iterator): Define new class.
6347 (Archive::begin, Archive::end): New functions.
6348 (Archive::include_all_members): Rewrite to use iterator.
6349 (Archive::count_members): New function.
6350 * archive.h (class Archive): Update declarations.
6351 (Archive::filename): New function.
6352 * object.cc: Include "cref.h".
6353 (Sized_relobj::Sized_relobj): Initialize defined_count_.
6354 (Sized_relobj::do_get_global_symbol_counts): New function.
6355 (Input_objects::add_object): Add object to cross-referencer.
6356 (Input_objects::archive_start): New function.
6357 (Input_objects::archive_stop): New function.
6358 (Input_objects::print_symbol_counts): New function.
6359 * object.h: Declare Cref and Archive.
6360 (Object::get_global_symbol_counts): New function.
6361 (Object::do_get_global_symbol_counts): New pure virtual function.
6362 (class Sized_relobj): Add defined_count_ field. Update
6363 declarations.
6364 (class Input_objects): Add cref_ field. Update constructor.
6365 Update declarations.
6366 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
6367 defined_count_.
6368 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
6369 symbol counts.
6370 (Sized_dynobj::do_get_global_symbol_counts): New function.
6371 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
6372 defined_count_. Update declarations. Define Symbols typedef.
6373 * symtab.cc (Symbol_table::add_from_relobj): Add defined
6374 parameter. Change all callers.
6375 (Symbol_table::add_from_dynobj): Add sympointers and defined
6376 parameters. Change all callers.
6377 * symtab.h (class Symbol_table): Update declarations.
6378 * Makefile.am (CCFILES): Add cref.cc.
6379 (HFILES): Add cref.h.
6380 * Makefile.in: Rebuild.
6381
3f7c5e1d
CD		 63822008-07-22 Simon Baldwin <simonb@google.com>
6383
6384 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
6385 to zero when writing undefined symbols.
6386
e0b64032
ILT		 63872008-07-22 Ian Lance Taylor <iant@google.com>
6388
6389 * output.cc (Output_section::add_input_section): Don't try to
6390 merge empty merge sections.
6391
096b02cf
CS		 63922008-07-21 Craig Silverstein <csilvers@google.com>
6393
6394 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6395 Include symbol version in error message.
cd536b21 6396
1d1f116d
CD		 63972008-07-20 Chris Demetriou <cgd@google.com>
6398
cd536b21 6399 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 6400 (RANDOM_SEED_CFLAGS): New substituted variable.
6401 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
6402 * configure: Rebuild.
6403 * Makefile.in: Likewise.
6404 * testsuite/Makefile.in: Likewise.
6405
a18f591e
ILT		 64062008-07-18 Ian Lance Taylor <iant@google.com>
6407
6408 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
6409 where we see NAME/NULL and NAME/VERSION as separate symbols.
6410 * testsuite/ver_test_main.cc (main): Call t4.
6411 (t4, t4_2a): Define.
6412 * testsuite/ver_test_2.cc (t4_2): Define.
6413 * testsuite/ver_test_2.script: Put t4_2a in VER2.
6414 * testsuite/ver_test_4.cc (t4_2a): Define.
6415 * testsuite/ver_test_4.script: Put t4_2a in VER2.
6416 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
6417
c6e3f6ed
ILT		 64182008-07-17 Ian Lance Taylor <iant@google.com>
6419
6420 * dynobj.cc (Versions::add_def): If we give an error about a
6421 missing version, go ahead and create the version anyhow.
6422
ef9beddf
ILT		 64232008-07-10 Ian Lance Taylor <iant@google.com>
6424
6425 Handle output sections with more than 0x7fffffff bytes.
6426 * object.h (class Relobj): Change map_to_output_ to
6427 output_sections_, and just keep a section pointer. Change all
6428 uses. Move comdat group support to Sized_relobj.
6429 (Relobj::is_section_specially_mapped): Remove.
6430 (Relobj::output_section): Remove poff parameter. Change all
6431 callers.
6432 (Relobj::output_section_offset): New function.
6433 (Relobj::set_section_offset): Rewrite.
6434 (Relobj::map_to_output): Remove.
6435 (Relobj::output_sections): New function.
6436 (Relobj::do_output_section_offset): New pure virtual function.
6437 (Relobj::do_set_section_offset): Likewise.
6438 (class Sized_relobj): Add section_offsets_ field. Add comdat
6439 group support from Relobj. Update declarations.
6440 (Sized_relobj::get_output_section_offset): New function.
6441 (Sized_relobj::do_output_section_offset): New function.
6442 (Sized_relobj::do_set_section_offset): New function.
6443 * object.cc (Relobj::output_section_address): Remove.
6444 (Sized_relobj::Sized_relobj): Initialize new fields.
6445 (Sized_relobj::include_section_group): Cast find_kept_object to
6446 Sized_relobj.
6447 (Sized_relobj::include_linkonce_section): Likewise.
6448 (Sized_relobj::do_layout): Use separate arrays for output section
6449 and output offset.
6450 (Sized_relobj::do_count_local_symbols): Change map_to_output to
6451 output_sections.
6452 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
6453 output_sections and section_offsets.
6454 (Sized_relobj::write_local_symbols): Likewise.
6455 (map_to_kept_section): Compute output address directly.
6456 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
6457 output_sections and section_offsets.
6458 (Sized_relobj::write_sections): Likewise.
6459 (Sized_relobj::relocate_sections): Likewise.
6460 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
6461 * output.h (class Output_reloc): Update declarations. Change
6462 u2_.relobj to Sized_relobj*.
6463 (class Output_data_reloc): Change add functions to use
6464 Sized_relobj*.
6465 * output.cc (Output_reloc::Output_reloc): Change relobj to
6466 Sized_relobj*.
6467 (Output_reloc::local_section_offset): Change return type to
6468 Elf_Addr. Use get_output_section_offset.
6469 (Output_reloc::get_address): Likewise.
6470 (Output_section::is_input_address_mapped): Don't call
6471 is_section_specially_mapped.
6472 (Output_section::output_offset): Likewise.
6473 (Output_section::output_address): Likewise.
6474 (Output_section::starting_output_address): Likewise.
6475 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
6476 parameter to Sized_relobj*.
6477 (Copy_relocs::need_copy_reloc): Likewise.
6478 (Copy_relocs::save): Likewise.
6479 * copy-relocs.h (class Copy_relocs): Update declarations.
6480 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
6481 Sized_relobj*. Change relobj_ field to Sized_relobj*.
6482 * target-reloc.h (relocate_for_relocatable): Change
6483 offset_in_output_section type to Elf_Addr. Change code that uses
6484 it as well.
6485 * layout.cc (Layout::layout): Always set *off.
6486 * mapfile.cc (Mapfile::print_input_section): Use
6487 output_section_offset.
6488 * i386.cc (Target_i386::copy_reloc): Change object parameter to
6489 Sized_relobj*.
6490 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
6491 * sparc.cc (Target_sparc::copy_reloc): Likewise.
6492 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
6493
5cb66f97
ILT		 64942008-07-03 Ian Lance Taylor <iant@google.com>
6495
6496 * layout.cc (Layout::include_section): Do not discard unrecognized
6497 SHT_STRTAB sections.
6498
afe47622
CS		 64992008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
6500
6501 * script.cc (Lex::can_continue_name): Make '?' allowable in
6502 version-script names.
6503 * testsuite/version_script.map: Change glob pattern to use '?'
6504
5adf9721
ILT		 65052008-06-30 Manish Singh <yosh@gimp.org>
6506
6507 PR 6585
6508 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
6509 Correct typo.
6510
e6fde208
ILT		 65112008-06-30 Ian Lance Taylor <iant@google.com>
6512
6513 PR 6660
6514 PR 6682
6515 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
6516 versions]: Don't try to read the value in the contents, since we
6517 don't use it. Use the template endianness when writing.
6518
3f2e6a2d
CC		 65192008-06-25 Cary Coutant <ccoutant@google.com>
6520
6521 * fileread.cc (File_read::make_view): Assert on zero-length view.
6522 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
6523 symbol table when there are no symbols to read.
6524
c43d3a48
CS		 65252008-06-23 Craig Silverstein <csilvers@google.com>
6526
6527 * version.cc (version_string): Bump to 1.7
6528
5f494ea0
CS		 65292008-06-18 Craig Silverstein <csilvers@google.com>
6530
6531 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
6532 constant 0xFFFF to type Valtype.
6533 (Powerpc_relocate_functions::rel16_ha): Likewise.
6534
c42e122e
ILT		 65352008-06-17 Ian Lance Taylor <iant@google.com>
6536
f34787f8
ILT		 6537 * output.h (Output_section::Input_section): Initialize p2align_ to
6538 zero for Output_section_data constructors.
6539 (Output_section::Input_section::addralign): If not an input
6540 section, return the alignment of the Output_section_data.
6541 * testsuite/copy_test.cc: New file.
6542 * testsuite/copy_test_1.cc: New file.
6543 * testsuite/copy_test_2.cc: New file.
6544 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
6545 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
6546 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
6547 (copy_test_1_pic.o, copy_test_1.so): New targets.
6548 (copy_test_2_pic.o, copy_test_2.so): New targets.
6549 * testsuite/Makefile.in: Rebuild.
6550
c42e122e
ILT		 6551 * script-sections.cc (Script_sections::place_orphan): Initialize
6552 local variable exact.
6553
ce3ac18a
DE		 65542008-06-13 David Edelsohn <edelsohn@gnu.org>
6555
6556 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
6557
42cacb20
DE		 65582008-06-12 David Edelsohn <edelsohn@gnu.org>
6559 David S. Miller <davem@davemloft.net>
6560
6561 * powerpc.cc: New file.
6562 * Makefile.am (TARGETSOURCES): Add powerpc.cc
6563 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
6564 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
6565 * Makefile.in: Rebuild.
6566
7b308235
ILT		 65672008-06-09 Ian Lance Taylor <iant@google.com>
6568
6569 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
6570 <exception>.
6571 (throwing, orig_terminate): New static variables.
6572 (terminate_handler): New static function.
6573 (t2): Set terminate handler.
6574
f0b886e3
ILT		 65752008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
6576
6577 PR 6584
cd536b21 6578 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 6579 alignment.
6580
3e90f135
CC		 65812008-05-30 Cary Coutant <ccoutant@google.com>
6582
6583 * archive.cc (Archive::include_all_members) Correct to step
6584 over symbol table and extended name table in thin archives.
6585
e09ad04a
ILT		 65862008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
6587
6588 PR 6407
6589 * target-reloc.h (relocate_for_relocatable): Fix new_offset
6590 calculation.
6591
62b01cb5
ILT		 65922008-05-28 Caleb Howe <cshowe@google.com>
6593
6594 * reduced_debug_output.cc: New file.
6595 * reduced_debug_output.h: New file.
92de84a6 6596 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 6597 * options.cc (General_options::finalize): Add strip_debug_non_line
6598 to the strip heirarchy.
6599 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
6600 fields.
6601 * layout.cc: Include "reduced_debug_output.h".
6602 (Layout::Layout): Initialize new fields.
6603 (line_only_debug_sections): New static array.
6604 (is_lines_only_debug_sections): New static inline function.
6605 (Layout::include_section): Handle --strip-debug-non-line.
6606 (Layout::make_output_section): If --strip-debug-non-line, build
6607 new output sections for .debug_abbrev and .debug_info.
6608 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
6609 gold. Warn about possible overflow.
6610 (read_signed_LEB_128): Likewise.
6611 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
6612 (read_signed_LEB_128): Declare.
6613 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
6614 (HFILES): Add reduced_debug_output.h.
6615 * Makefile.in: Rebuild.
6616
7d9e3d98
ILT		 66172008-05-21 Ian Lance Taylor <iant@google.com>
6618
6619 * mapfile.cc: New file.
6620 * mapfile.h: New file.
6621 * options.h (class General_options): Add -M/--print-map and -Map.
6622 * options.cc (General_options::finalize): Make -M equivalent to
6623 -Map -.
6624 * main.cc: Include <cstdio> and "mapfile.h".
6625 (main): Open mapfile if requested.
6626 * gold.cc (class Middle_runner): Add mapfile_ field. Update
6627 constructor. Change caller.
6628 (queue_initial_tasks): Add mapfile parameter. Change caller.
6629 (queue_middle_tasks): Likewise.
6630 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
6631 declarations.
6632 * archive.cc: Include "mapfile.h".
6633 (Archive::add_symbols): Add mapfile parameter. Change all
6634 callers. Pass mapfile, symbol, and reason to include_member.
6635 (Archive::include_all_members): Add mapfile parameter. Change all
6636 callers.
6637 (Archive::include_member): Add mapfile, sym, and why parameters.
6638 Change all callers. Report inclusion to map file.
6639 * archive.h: Include "fileread.h".
6640 (class Archive): Update declarations.
6641 (Archive::file): New const method.
6642 (class Add_archive_symbols): Add mapfile_ field. Update
6643 constructor. Change all callers.
6644 * readsyms.h (class Read_symbols): Likewise.
6645 (class Finish_group): Likewise.
6646 (class Read_script): Likewise.
6647 * common.cc: Include "mapfile.h".
6648 (Symbol_table::allocate_commons): Add mapfile parameter. Change
6649 all callers.
6650 (Symbol_table::do_allocate_commons): Likewise.
6651 (Symbol_table::do_allocate_commons_list): Likewise. Report common
6652 symbol allocation to mapfile.
6653 * common.h (class Allocate_commons_task): Add mapfile_ field.
6654 Update constructor. Change all callers.
6655 * symtab.h (class Symbol_table): Update declarations.
6656 * layout.cc: Include "mapfile.h".
6657 (Layout_task_runner::run): Print information to mapfile.
6658 (Layout::create_gold_note): Change Output_data_fixed_space to
6659 Output_data_zero_fill.
6660 (Layout::create_build_id): Likewise.
6661 (Layout::print_to_mapfile): New function.
6662 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
6663 constructor. Change caller.
6664 (class Layout): Declare print_to_mapfile.
6665 * output.cc (Output_section::Input_section::print_to_mapfile): New
6666 function.
6667 (Output_section::add_input_section): If producing a map, always
6668 add to input_sections_ list.
6669 (Output_section::do_print_to_mapfile): New function.
6670 (Output_segment::print_sections_to_mapfile): New function.
6671 (Output_segment::print_section_list_to_mapfile): New function.
6672 * output.h: Include "mapfile.h".
6673 (Output_data::print_to_mapfile): New function.
6674 (Output_data::do_print_to_mapfile): New virtual function.
6675 (Output_segment_headers::do_print_to_mapfile): New function.
6676 (Output_file_header::do_print_to_mapfile): New function.
6677 (Output_data_const::do_print_to_mapfile): New function.
6678 (class Output_data_const_buffer): Add map_name_ field. Update
6679 constructor. Change all callers. Add do_print_to_mapfile
6680 function.
6681 (class Output_data_fixed_space): Likewise.
6682 (class Output_data_space): Likewise.
6683 (class Output_data_zero_fill): New class.
6684 (Output_data_strtab::do_print_to_mapfile): New function.
6685 (Output_data_reloc_base::do_print_to_mapfile): New function.
6686 (Output_relocatable_relocs::do_print_to_mapfile): New function.
6687 (Output_data_group::do_print_to_mapfile): New function.
6688 (Output_data_got::do_print_to_mapfile): New function.
6689 (Output_data_dynamic::do_print_to_mapfile): New function.
6690 (Output_symtab_xindex::do_print_to_mapfile): New function.
6691 (class Output_section): Declare do_print_to_mapflie. Declare
6692 print_to_mapfile in Input_section.
6693 (class Output_segment): Declare new functions.
6694 * object.h (Sized_relobj::symbol_count): New function.
6695 * script-sections.cc
6696 (Output_section_element_dot_assignment::set_section_addresses):
6697 Change Output_data_fixed_space to Output_data_zero_fill.
6698 (Output_data_expression::do_print_to_mapfile): New function.
6699 * script.cc (read_input_script): Add mapfile parameter. Change
6700 all callers.
6701 * script.h (read_input_script): Update declaration.
6702 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
6703 (Eh_frame::do_print_to_mapfile): New function.
6704 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
6705 (Output_merge_string::do_print_to_mapfile): New function.
6706 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
6707 function.
6708 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
6709 function.
6710 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
6711 function.
6712 * Makefile.am (CCFILES): Add mapfile.cc.
6713 (HFILES): Add mapfile.h.
6714 * Makefile.in: Rebuild.
6715
9f1d377b
ILT		 67162008-05-19 Ian Lance Taylor <iant@google.com>
6717
6718 * options.h (class General_options): Add -z relro.
6719 * layout.cc (Layout::Layout): Initialize relro_segment_.
6720 (Layout::add_output_section_data): Return the output section.
6721 (Layout::make_output_section): Rcognize relro sections and mark
6722 them appropriately.
6723 (Layout::attach_allocated_section_to_segment): Put relro sections
6724 in a PT_GNU_RELRO segment.
6725 (Layout::create_initial_dynamic_sections): Mark the .dynamic
6726 section as relro.
6727 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
6728 PT_TLS segments.
6729 (Layout::linkonce_mapping): Map d.rel.ro.local to
6730 .data.rel.ro.local.
6731 (Layout::output_section_name): Us .data.rel.ro.local for any
6732 section which begins with that.
6733 * layout.h (class Layout): Update add_output_section_data
6734 declaration. Add relro_segment_ field.
6735 * output.cc (Output_section::Output_section): Initialize is_relro_
6736 and is_relro_local_ fields.
6737 (Output_segment::add_output_section): Group relro sections.
6738 (Output_segment::is_first_section_relro): New function.
6739 (Output_segment::maximum_alignment): If there is a relro section,
6740 align the segment to the common page size.
6741 (Output_segment::set_section_addresses): Track whether we are
6742 looking at relro sections. If the last section is a relro
6743 section, align to the common page size.
6744 (Output_segment::set_section_list_addresses): Add in_relro
6745 parameter. Change all callers. Align to the page size when
6746 moving from relro to non-relro section.
6747 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
6748 segment.
6749 * output.h (class Output_section): Add is_relro_ and
6750 is_relro_local_ fields.
6751 (Output_section::is_relro): New function.
6752 (Output_section::set_is_relro): New function.
6753 (Output_section::is_relro_local): New function.
6754 (Output_section::set_is_relro_local): New function.
6755 (class Output_segment): Update declarations.
6756 * i386.cc (Target_i386::got_section): Mark .got section as relro.
6757 * sparc.cc (Target_sparc::got_section): Likewise.
6758 * x86_64.cc (Target_x86_64::got_section): Likewise.
6759 * testsuite/relro_test_main.cc: New file.
6760 * testsuite/relro_test.cc: New file.
6761 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
6762 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
6763 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
6764 (relro_test.so, relro_test_pic.o): New targets.
6765 * testsuite/Makefile.in: Rebuild.
6766
a984ee1d
ILT		 67672008-05-16 Ian Lance Taylor <iant@google.com>
6768
01676dcd
ILT		 6769 * output.cc (Output_segment::add_output_section): Remove front
6770 parameter.
6771 * output.h (class Output_segment): Remove
6772 add_initial_output_section and overloaded add_output_section.
6773 Update declaration of remaining add_output_section.
6774 * layout.cc (Layout::create_interp): Call add_output_section
6775 rather than add_initial_output_section.
6776 (Layout::finish_dynamic_section): Likewise.
6777
497897f9
ILT		 6778 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
6779 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
6780 know the dynamic type.
6781 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
6782 field. Initialize it in constructor.
6783 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
6784 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
6785 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
6786 reloc.
6787
a984ee1d
ILT		 6788 * output.cc (Output_reloc::get_address): Change return type to
6789 Elf_Addr.
6790 * output.h (class Output_reloc): Update get_address declaration.
6791 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
6792 for section addresses.
6793
55ba0940
ILT		 67942008-05-09 Ian Lance Taylor <iant@google.com>
6795
6796 PR 6493
6797 * gold.cc (gold_nomem): Use return value of write.
6798
75517b77
ILT		 67992008-05-08 Ian Lance Taylor <iant@google.com>
6800
6801 * symtab.c (Symbol::init_base_output_data): Add version
6802 parameter. Change all callers.
6803 (Symbol::init_base_output_segment): Likewise.
6804 (Symbol::init_base_constant): Likewise.
6805 (Symbol::init_base_undefined): Likewise.
6806 (Sized_symbol::init_output_data): Likewise.
6807 (Sized_symbol::init_output_segment): Likewise.
6808 (Sized_symbol::init_constant): Likewise.
6809 (Sized_symbol::init_undefined): Likewise.
6810 (Symbol_table::do_define_in_output_data): If the new symbol has a
6811 version, mark it as the default.
6812 (Symbol_table::do_define_in_output_segment): Likewise.
6813 (Symbol_table::do_define_as_constant): Likewise.
6814 * symtab.h (class Symbol): Update declarations.
6815 (class Sized_symbol): Likewise.
6816 * resolve.cc (Symbol::override_version): New function.
c42e122e 6817 (Symbol::override_base): Call override_version.
75517b77
ILT		 6818 (Symbol::override_base_with_special): Likewise.
6819 * testsuite/ver_script_8.script: New file.
6820 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
6821 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
6822 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
6823 (ver_test_8_1.so, ver_test_8_2.so): New targets.
6824
f1f70eae
ILT		 68252008-05-06 Ian Lance Taylor <iant@google.com>
6826
f3e9c5c5
ILT		 6827 PR 6049
6828 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
6829 functions.
6830 (class General_options): Remove existing --undefined, and add
6831 --no-undefined instead. Add new --undefined as synonym for -u.
6832 * archive.cc (Archive::add_symbols): Check whether symbol was
6833 named with -u.
6834 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
6835 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
6836 all uses. Add IS_UNDEFINED. Update declarations to split
6837 different versions of init_base. Declare init_base_undefined.
6838 (Symbol::is_defined): Handle IS_UNDEFINED.
6839 (Symbol::is_undefined): Likewise.
6840 (Symbol::is_weak_undefined): Call is_undefined.
6841 (Symbol::is_absolute): Handle IS_CONSTANT.
6842 (class Sized_symbol): Update declarations to split different
6843 versions of init. Declare init_undefined.
6844 (class Symbol_table): Declare new functions.
6845 * symtab.cc (Symbol::init_base_object): Rename from init_base.
6846 Change all callers.
6847 (Symbol::init_base_output_data): Likewise.
6848 (Symbol::init_base_output_segment): Likewise.
6849 (Symbol::init_base_constant): Likewise.
6850 (Symbol::init_base_undefined): New function.
6851 (Sized_symbol::init_object): Rename from init. Change all
6852 callers.
6853 (Sized_symbol::init_output_data): Likewise.
6854 (Sized_symbol::init_output_segment): Likewise.
6855 (Sized_symbol::init_constant): Likewise.
6856 (Sized_symbol::init_undefined): New function.
6857 (Symbol_table::add_undefined_symbols_from_command_line): New
6858 function.
6859 (Symbol_table::do_add_undefined_symbols_from_command_line): New
6860 function.
6861 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
6862 (Symbol::output_section): Likewise.
6863 (Symbol::set_output_section): Likewise.
6864 (Symbol_table::sized_finalize_symbol): Likewise.
6865 (Symbol_table::sized_write_globals): Likewise.
6866 * resolve.cc (Symbol_table::should_override): Likewise.
6867 (Symbol::override_base_with_special): Likewise.
6868
8bdcdf2c
ILT		 6869 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
6870 symbol, change it to have default visibility.
6871 * testsuite/protected_1.cc: New file.
6872 * testsuite/protected_2.cc: New file.
6873 * testsuite/protected_3.cc: New file.
6874 * testsuite/protected_main_1.cc: New file.
6875 * testsuite/protected_main_2.cc: New file.
6876 * testsuite/protected_main_3.cc: New file.
6877 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
6878 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
6879 (protected_1_LDFLAGS, protected_1_LDADD): Define.
6880 (protected_1.so): New target.
6881 (protected_1_pic.o, protected_2_pic.o): New targets.
6882 (protected_3_pic.o): New target.
6883 (check_PROGRAMS): Add protected_2.
6884 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
6885 (protected_2_LDFLAGS, protected_2_LDADD): Define.
6886 * testsuite/Makefile.in: Rebuild.
6887
2b706932
ILT		 6888 * options.h (DEFINE_var): Add set_user_set_##varname__.
6889 (DEFINE_bool_alias): New macro.
6890 (class General_options): Define -Bstatic using DEFINE_bool_alias
6891 rather than DEFINE_special. Add --undefined as an alias for -z
6892 defs.
6893 * options.cc (General_options::parse_Bstatic): Remove.
6894
d82a5bcc
ILT		 6895 * options.h (class General_options): Add --fatal-warnings.
6896 * main.cc (main): Implement --fatal-warnings.
6897 * errors.h (Errors::warning_count): New function.
6898
f1f70eae
ILT		 6899 * options.h (class General_options): Add -Bsymbolic-functions.
6900 * symtab.h (Symbol::is_preemptible): Check for
6901 -Bsymbolic-functions.
6902
8825ac63
ILT		 69032008-05-05 Ian Lance Taylor <iant@google.com>
6904
d98bc257
ILT		 6905 * options.h (DEFINE_bool): For DASH_Z, create the negative option
6906 as noVARNAME rather than no-VARNAME.
6907 (class General_options): Add option -z combreloc.
6908 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
6909 get_address.
6910 (Output_reloc::sort_before) [SHT_REL]: New function.
6911 (Output_reloc::sort_before) [SHT_RELA]: New function.
6912 (class Output_data_reloc_base): Add sort_relocs_ field. Define
6913 Sort_relocs_comparison.
6914 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
6915 parameter. Change all callers.
6916 (Output_data_reloc::Output_data_reloc) [both versions]: Add
6917 sort_relocs parameter. Change all callers.
6918 * output.cc (Output_reloc::get_address): New function, broken out
6919 of write_rel.
6920 (Output_reloc::write_rel): Call it.
6921 (Output_reloc::compare): New function.
6922 (Output_data_reloc_base::do_write): Optionally sort relocs.
6923
60b2b4e7
ILT		 6924 * configure.ac: If targ_extra_obj is set, link it in.
6925 * configure.tgt: Initialize all variables.
6926 (x86_64*): Set targ_extra_obj and targ_extra_size.
6927 * configure: Rebuild.
6928
8825ac63
ILT		 6929 * object.cc (Sized_relobj::include_section_group): Adjust section
6930 indexes read from group data. Build vector to pass to
6931 layout_group.
6932 * layout.cc (Layout::layout_group): Add flags and shndxes
6933 parameters. Remove contents parameter. Change caller. Update
6934 explicit instantiations.
6935 * layout.h (class Layout): Update layout_group declaration.
6936 * output.cc (Output_data_group::Output_data_group): Add flags and
6937 input_shndxes parameters. Remove contents parameter. Change
6938 caller.
6939 (Output_data_group::do_write): Change input_sections_ to
6940 input_shndxes_.
6941 * output.h (class Output_data_group): Update constructor
6942 declaration. Rename input_sections_ to input_shndxes_.
6943 * testsuite/many_sections_test.cc: Add template.
6944
e94cf127
CC		 69452008-04-30 Cary Coutant <ccoutant@google.com>
6946
4418b2d5
CC		 6947 * target-reloc.h (relocate_section): Fix dead-pointer bug.
6948
e94cf127
CC		 6949 * layout.cc (Layout::include_section): Refactored check for debug
6950 info section.
6951 (Layout::add_comdat): Add new parameters. Change type
6952 of signature parameter. Add object and shndx to signatures table.
6953 (Layout::find_kept_object): New function.
6954 * layout.h: Include <cstring>.
6955 (Layout::is_debug_info_section): New function.
6956 (Layout::add_comdat): Add new parameters.
6957 (Layout::find_kept_object): New function.
6958 (Layout::Kept_section): New struct.
6959 (Layout::Signatures): Change type of map range.
6960 * object.cc (Relobj::output_section_address): New function.
6961 (Sized_relobj::include_section_group): Add new parameters. Change
6962 calls to Layout::add_comdat. Change to build table of kept comdat
6963 groups and table mapping discarded sections to kept sections.
6964 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
6965 (Sized_relobj::do_layout): Change calls to include_section_group and
6966 include_linkonce_section.
6967 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
6968 value to zero when section is discarded.
6969 (Sized_relobj::map_to_kept_section): New function.
6970 * object.h (Relobj::output_section_address): New function.
6971 (Relobj::Comdat_group): New type.
6972 (Relobj::find_comdat_group): New function.
6973 (Relobj::Comdat_group_table): New type.
6974 (Relobj::Kept_comdat_section): New type.
6975 (Relobj::Kept_comdat_section_table): New type.
6976 (Relobj::add_comdat_group): New function.
6977 (Relobj::set_kept_comdat_section): New function.
6978 (Relobj::get_kept_comdat_section): New function.
6979 (Relobj::comdat_groups_): New field.
6980 (Relobj::kept_comdat_sections_): New field.
6981 (Symbol_value::input_value): Update comment.
6982 (Sized_relobj::map_to_kept_section) New function.
6983 (Sized_relobj::include_linkonce_section): Add new parameter.
6984 * target-reloc.h (Comdat_behavior): New type.
6985 (get_comdat_behavior): New function.
6986 (relocate_section): Add code to map a discarded section to the
6987 corresponding kept section when applying a relocation.
6988
e4e5049b
CS		 69892008-04-30 Craig Silverstein <csilvers@google.com>
6990
6991 * dwarf_reader.cc (next_generation_count): New static var.
6992 (Addr2line_cache_entry): New struct.
6993 (addr2line_cache): New static var.
6994 (Dwarf_line_info::one_addr2line): Added caching.
6995 (Dwarf_line_info::clear_addr2line_cache): New function.
6996 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
6997 cache-size parameter.
6998 (Dwarf_line_info::one_addr2line_cache): New function.
6999 * symtab.cc (Symbol_table::detect_odr_violations): Pass
7000 new cache-size argument to one_addr2line(), and clear cache.
7001
d09e9154
CC		 70022008-04-28 Cary Coutant <ccoutant@google.com>
7003
7004 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
7005 R_386_PC8 relocations.
7006
7ef73768
ILT		 70072008-04-23 Ian Lance Taylor <iant@google.com>
7008
55438702
ILT		 7009 * object.cc (Sized_relobj::include_section_group): Check for
7010 invalid section group.
7011
c165fb93
ILT		 7012 * object.cc (make_elf_object): Correct test for 64-bit ELF file
7013 header size.
7014
7ef73768
ILT		 7015 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
7016 than read for file header.
7017 * archive.cc (Archive::include_member): Likewise.
7018
6194aaab
L		 70192008-04-23 Paolo Bonzini <bonzini@gnu.org>
7020
7021 * aclocal.m4: Regenerate.
7022 * configure: Regenerate.
7023
d491d34e
ILT		 70242008-04-19 Ian Lance Taylor <iant@google.com>
7025
5ea2bac6
ILT		 7026 * version.cc (version_string): Bump to 1.6.
7027
7bc3e21a
ILT		 7028 * testsuite/Makefile.am (many_sections_r_test): New target.
7029 (many_sections_r_test_SOURCES): Remove.
7030 (many_sections_r_test_DEPENDENCIES): Remove.
7031 (many_sections_r_test_LDFLAGS): Remove.
7032 (many_sections_r_test_LDADD): Remove.
7033
7fcd3aa9
ILT		 7034 * object.cc (Sized_relobj::do_add_symbols): Always pass
7035 local_symbol_count_ to add_from_relobj.
7036
4c94d6ae
ILT		 7037 * testsuite/Makefile.am (many_sections_check.h): Only check one in
7038 every thousand variables.
7039 * testsuite/Makefile.in: Rebuild.
7040
d491d34e
ILT		 7041 * object.cc (Xindex::initialize_symtab_xindex): New function.
7042 (Xindex::read_symtab_xindex): New function.
7043 (Xindex::sym_xindex_to_shndx): New function.
7044 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
7045 available.
7046 (Sized_relobj::do_initialize_xindex): New function.
7047 (Sized_relobj::do_read_symbols): Adjust section links.
7048 (Sized_relobj::symbol_section_and_value): Add is_ordinary
7049 parameter. Change all callers.
7050 (Sized_relobj::include_section_group): Adjust section links and
7051 symbol section indexes.
7052 (Sized_relobj::do_layout): Adjust section links.
7053 (Sized_relobj::do_count_local_symbols): Adjust section links and
7054 symbol section indexes.
7055 (Sized_relobj::do_finalize_local_symbols): Distinguish between
7056 ordinary and special symbols.
7057 (Sized_relobj::write_local_symbols): Add symtab_xindex and
7058 dynsym_xindex parameters. Change all callers. Adjust section
7059 links. Use SHN_XINDEX when needed.
7060 (Sized_relobj::get_symbol_location_info): Adjust section links.
7061 Don't get fooled by special symbols.
7062 * object.h (class Xindex): Define.
7063 (class Object): Add xindex_ parameter. Declare virtual functoin
7064 do_initialize_xindex.
7065 (Object::adjust_sym_shndx): New function.
7066 (Object::set_xindex): New protected function.
7067 (class Symbol_value): Add is_ordinary_shndx_ field.
7068 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
7069 (Symbol_value::value): Assert ordinary section.
7070 (Symbol_value::initialize_input_to_output_map): Likewise.
7071 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
7072 Change all callers.
7073 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
7074 all callers.
7075 (class Sized_relobj): Update declarations.
7076 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
7077 parameter. Change all callers.
7078 (Sized_relobj::adjust_shndx): New function.
7079 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
7080 field.
7081 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
7082 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
7083 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
7084 (Sized_dynobj::read_dynsym_section): Adjust section links.
7085 (Sized_dynobj::read_dynamic): Likewise.
7086 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
7087 section links.
7088 (Sized_dynobj::do_initialize_xindex): New function.
7089 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
7090 do_initialize_xindex.
7091 (Sized_dynobj::adjust_shndx): New function.
7092 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
7093 dynsym_xindex_ fields.
7094 (Layout::finalize): Add a call to set_section_indexes before
7095 creating the symtab sections.
7096 (Layout::set_section_indexes): Don't do anything if the section
7097 already has a section index.
7098 (Layout::create_symtab_sections): Add shnum parameter. Change
7099 caller. Create .symtab_shndx section if needed.
7100 (Layout::create_shdrs): Add shstrtab_section parameter. Change
7101 caller.
7102 (Layout::allocated_output_section_count): New function.
7103 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
7104 needed.
7105 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
7106 fields. Update declarations.
7107 (Layout::symtab_xindex): New function.
7108 (Layout::dynsym_xindex): New function.
7109 (class Write_symbols_task): Add layout_ field.
7110 (Write_symbols_task::Write_symbols_task): Add layout parameter.
7111 Change caller.
7112 * output.cc (Output_section_headers::Output_section_headers): Add
7113 shstrtab_section parameter. Change all callers.
7114 (Output_section_headers::do_sized_write): Store overflow values
7115 for section count and section string table section index in
7116 section header zero.
7117 (Output_file_header::do_sized_write): Check for overflow of
7118 section count and section string table section index.
7119 (Output_symtab_xindex::do_write): New function.
7120 (Output_symtab_xindex::endian_do_write): New function.
7121 * output.h (class Output_section_headers): Add shstrtab_section_.
7122 Update declarations.
7123 (class Output_symtab_xindex): Define.
7124 (Output_section::has_out_shndx): New function.
7125 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
7126 field.
7127 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
7128 Change all callers.
7129 (Sized_symbol::init): Likewise.
7130 (Symbol::output_section): Check for ordinary symbol.
7131 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
7132 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
7133 callers.
7134 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
7135 Change all callers. Simplify handling of symbols from sections
7136 not included in the link.
7137 (Symbol_table::add_from_dynobj): Handle ordinary symbol
7138 distinction.
7139 (Weak_alias_sorter::operator()): Assert that symbols are
7140 ordinary.
7141 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
7142 distinction.
7143 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
7144 parameters. Change all callers.
7145 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
7146 symbol distinction. Use SHN_XINDEX when needed.
7147 (Symbol_table::write_section_symbol): Add symtab_xindex
7148 parameter. Change all callers.
7149 (Symbol_table::sized_write_section_symbol): Likewise. Use
7150 SHN_XINDEX when needed.
7151 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
7152 declarations.
7153 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
7154 (Symbol::is_defined): Check is_ordinary.
7155 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
7156 (Symbol::is_absolute, Symbol::is_common): Likewise.
7157 (class Sized_symbol): Update declarations.
7158 (class Symbol_table): Update declarations.
7159 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
7160 parameters. Change all callers.
7161 (Sized_symbol::override): Likewise.
7162 (Symbol_table::override): Likewise.
7163 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
7164 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
7165 is_ordinary, and orig_st_shndx parameters. Change all callers.
7166 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
7167 to be in an ordinary section.
7168 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
7169 object and is_ordinary parameters. Change all callers.
7170 (Sized_dwarf_line_info::read_relocs): Add object parameter.
7171 Change all callers. Don't add undefined or non-ordinary symbols
7172 to reloc_map_.
7173 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
7174 Change all callers.
7175 * dwarf_reader.h (class Sized_dwarf_line_info): Update
7176 declarations.
7177 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
7178 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
7179 (Sized_relobj::relocate_sections): Likewise.
7180 * target-reloc.h (scan_relocs): Adjust section symbol index.
7181 (scan_relocatable_relocs): Likewise.
7182 * i386.cc (Scan::local): Check for ordinary symbols.
7183 * sparc.cc (Scan::local): Likewise.
7184 * x86_64.cc (Scan::local): Likewise.
7185 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
7186 to symbol_section_and_value.
7187 * testsuite/many_sections_test.cc: New file.
7188 * testsuite/Makefile.am (BUILT_SOURCES): Define.
7189 (check_PROGRAMS): Add many_sections_test.
7190 (many_sections_test_SOURCES): Define.
7191 (many_sections_test_DEPENDENCIES): Define.
7192 (many_sections_test_LDFLAGS): Define.
7193 (BUILT_SOURCES): Add many_sections_define.h.
7194 (many_sections_define.h): New target.
7195 (BUILT_SOURCES): Add many_sections_check.h.
7196 (many_sections_check.h): New target.
7197 (check_PROGRAMS): Add many_sections_r_test.
7198 (many_sections_r_test_SOURCES): Define.
7199 (many_sections_r_test_DEPENDENCIES): Define.
7200 (many_sections_r_test_LDFLAGS): Define.
7201 (many_sections_r_test_LDADD): Define.
7202 (many_sections_r_test.o): New target.
7203 * testsuite/Makefile.in: Rebuild.
7204
c5818ff1
CC		 72052008-04-17 Cary Coutant <ccoutant@google.com>
7206
7207 * errors.cc (Errors::info): New function.
7208 (gold_info): New function.
7209 * errors.h (Errors::info): New function.
7210 * gold.h (gold_info): New function.
7211 * object.cc (Input_objects::add_object): Print trace output.
7212 * options.cc (options::parse_set): New function.
7213 (General_options::parse_wrap): Deleted.
7214 (General_options::General_options): Deleted initializer.
7215 * options.h (options::String_set): New typedef.
7216 (options::parse_set): New function.
7217 (DEFINE_set): New macro.
7218 (General_options::wrap): Changed to use DEFINE_set. Changed
7219 callers of any_wrap_symbols and is_wrap_symbol.
7220 (General_options::trace, General_options::trace_symbol):
7221 New options.
7222 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
7223 (General_options::wrap_symbols_): Deleted.
7224 * symtab.cc (Symbol_table::add_from_object): Print trace output.
7225
b5be4a7c
DM		 72262008-04-17 David S. Miller <davem@davemloft.net>
7227
7228 * options.cc (General_options::parse_V): New function.
7229 * options.h: Add entries for -V and -Qy.
7230
155a0dd7
ILT		 72312008-04-17 Ian Lance Taylor <iant@google.com>
7232
7233 * common.cc (Symbol_table::allocate_commons): Remove options
7234 parameter. Change caller.
7235 (Symbol_table::do_allocate_commons): Remove options parameter.
7236 Change caller. Just call do_allocate_commons_list twice.
7237 (Symbol_table::do_allocate_commons_list): New function, broken out
7238 of do_allocate_commons.
7239 * common.h (class Allocate_commons_task): Remove options_ field.
7240 Update constructor.
7241 * symtab.cc (Symbol_table::Symbol_table): Initialize
7242 tls_commons_.
7243 (Symbol_table::add_from_object): Put TLS common symbols on
7244 tls_commons_ list.
7245 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
7246 which are IN_OUTPUT_DATA.
7247 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
7248 allocate_commons and do_allocate_commons declarations. Declare
7249 do_allocate_commons_list.
7250 * gold.cc (queue_middle_tasks): Update creation of
7251 Allocate_commons_task to not pass options.
7252 * testsuite/Makefile.am (INCLUDES): Add -I.. .
7253 (TLS_TEST_C_FLAGS): New variable.
7254 (tls_test_c_pic.o): New target.
7255 (tls_test_shared.so): Link in tls_test_c_pic.o.
7256 (tls_test_c_pic_ie.o): New target.
7257 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
7258 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
7259 (tls_test_c.o): New target.
7260 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
7261 (tls_pic_test_LDADD): Likewise.
7262 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
7263 (tls_shared_gd_to_ie_test_LDADD): Likewise.
7264 (tls_test_c_gnu2.o): New target.
7265 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
7266 tls_test_c_gnu2.o.
7267 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
7268 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
7269 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
7270 * testsuite/tls_test.cc: Include "config.h".
7271 (t_last): Call t11_last.
7272 * testsuite/tls_test.h (t11, t11_last): Declare.
7273 * testsuite/tls_test_c.c: New file.
7274 * testsuite/tls_test_main.cc (thread_routine): Call t11.
7275 * configure.ac: Check for OpenMP support.
7276 * configure, config.in, Makefile.in: Rebuild.
7277 * testsuite/Makefile.in: Rebuild.
7278
edfbb029
CC		 72792008-04-16 Cary Coutant <ccoutant@google.com>
7280
7281 * i386.cc (Target_i386::define_tls_base_symbol): New function.
7282 (Target_i386::tls_base_symbol_defined_): New field.
7283 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7284 (Target_i386::Scan::global): Likewise.
7285 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
7286 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
7287 (Target_x86_64::tls_base_symbol_defined_): New field.
7288 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
7289 (Target_x86_64::Scan::global): Likewise.
7290
f3c69fca
CC		 72912008-04-16 Cary Coutant <ccoutant@google.com>
7292
7293 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
7294 (Symbol::needs_plt_entry): Allow weak undefined symbols.
7295 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
7296 building shared libraries.
7297 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
7298 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
7299 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
7300 * testsuite/Makefile.in: Rebuild.
7301 * testsuite/weak_undef.h: New file.
7302 * testsuite/weak_undef_file1.cc: Add extra test cases.
7303 * testsuite/weak_undef_file2.cc: Likewise.
7304 * testsuite/weak_undef_test.cc: Likewise.
7305
7c414435
DM		 73062008-04-16 David S. Miller <davem@davemloft.net>
7307
32b769e1
DM		 7308 * sparc.cc (Target_sparc::Scan): Change from struct to class.
7309 Add issued_non_pic_error_ field. Declare check_non_pic.
7310 (Target_sparc::Scan::check_non_pic): New function.
7311 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
7312 (Target_sparc::Scan::global): Likewise.
7313
11936fb1
DM		 7314 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
7315 * configure: Rebuild.
7316
7c414435
DM		 7317 * options.h (DEFINE_enable): New macro.
7318 (new_dtags): New enable option.
7319 (initfirst, interpose, loadfltr, nodefaultlib,
7320 nodelete, nodlopen, nodump): New -z options.
7321 * layout.cc (Layout:finish_dynamic_section): If new
7322 dtags enabled, emit DT_RUNPATH. Also, emit a
7323 DT_FLAGS_1 containing any specified -z flags.
7324
85c7bf8b
ILT		 73252008-04-16 Ian Lance Taylor <iant@google.com>
7326
12c0daef
ILT		 7327 * copy-relocs.cc: New file.
7328 * copy-relocs.h: New file.
7329 * reloc.cc: Remove Copy_relocs code.
7330 * reloc.h: Likewise.
7331 * reloc-types.h (struct Reloc_types) [both versions]: Add
7332 get_reloc_addend_noerror.
7333 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
7334 variants of add_global which take an addend which must be zero.
7335 * i386.cc: Include "copy-relocs.h".
7336 (class Target_i386): Change type of copy_relocs_ to variable,
7337 update initializer.
7338 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
7339 Change all callers.
7340 (Target_i386::do_finalize_sections): Change handling of
7341 copy_relocs_.
7342 * sparc.cc: Include "copy-relocs.h".
7343 (class Target_sparc): Change type of copy_relocs_ to variable,
7344 update initializer.
7345 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
7346 Change all callers.
7347 (Target_sparc::do_finalize_sections): Change handling of
7348 copy_relocs_.
7349 * x86_64.cc: Include "copy-relocs.h".
7350 (class Target_x86_64): Change type of copy_relocs_ to variable,
7351 update initializer.
7352 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
7353 class. Change all callers.
7354 (Target_x86_64::do_finalize_sections): Change handling of
7355 copy_relocs_.
7356 * Makefile.am (CCFILES): Add copy-relocs.cc.
7357 (HFILES): Add copy-relocs.h.
7358
4f4995b6
ILT		 7359 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
7360
85c7bf8b
ILT		 7361 * testsuite/script_test_4.sh: Permit leading zeroes.
7362
4f2a9edd
ILT		 73632008-04-15 Ian Lance Taylor <iant@google.com>
7364
e6188289
ILT		 7365 * script-sections.cc (Script_sections::create_segments): Use
7366 header_size_adjustment even when there is enough room for the
7367 headers.
7368 * testsuite/script_test_4.sh: New file.
7369 * testsuite/script_test_4.t: New file.
7370 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
7371 (check_DATA): Add script_test_4.stdout.
7372 (MOSTLYCLEANFILES): Likewise.
7373 (script_test_4): New target.
7374 (script_test_4.stdout): New target.
7375 * testsuite/Makefile.in: Rebuild.
7376
4f2a9edd
ILT		 7377 * sparc.cc: Add definitions for Output_data_plt_sparc class
7378 constants.
7379
f5314dd5
DM		 73802008-04-14 David S. Miller <davem@davemloft.net>
7381
7382 * sparc.cc: New file.
7383 * Makefile.am (TARGETSOURCES): Add sparc.cc
7384 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
7385 * configure.tgt: Document targ_extra_size and
7386 targ_extra_big_endian. Add entries for sparc-* and
7387 sparc64-*.
7388 * configure.ac: Handle targ_extra_size and
7389 targ_extra_big_endian.
7390 * Makefile.in: Rebuild.
7391 * configure: Likewise.
7392 * po/POTFILES.in: Likewise.
7393 * po/gold.pot: Likewise.
7394
154e0e9a
ILT		 73952008-04-14 Ian Lance Taylor <iant@google.com>
7396
7397 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
7398 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
7399 in the name/type/flags to section mapping. Don't call
7400 allocate_output_section.
7401 (Layout::choose_output_section): Change parameter from adjust_name
7402 to is_input_section. Don't permit input sections after sections
7403 are attached to segments. Don't call allocate_output_section.
7404 (Layout::layout_eh_frame): Call update_flags_for_input_section,
7405 not write_enable_output_section.
7406 (Layout::make_output_section): Don't push to
7407 unattached_section_list_ nor call attach_to_segment. Call
7408 attach_section_to_segment if sections are attached.
7409 (Layout::attach_sections_to_segments): New function.
7410 (Layout::attach_section_to_segment): New function.
7411 (Layout::attach_allocated_section_to_segment): Rename from
7412 attach_to_segment. Remove flags parameter.
7413 (Layout::allocate_output_section): Remove function.
7414 (Layout::write_enable_output_section): Remove function.
7415 * layout.h (class Layout): Update for above changes. Add new
7416 field sections_are_attached_.
7417 * output.h (Output_section::update_flags_for_input_section): New
7418 function.
7419 * output.cc (Output_section::add_input_section): Call
7420 update_flags_for_input_section.
7421 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
7422
009a67a2
CC		 74232008-04-11 Cary Coutant <ccoutant@google.com>
7424
7425 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
7426 thought unnecessary.
7427 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
7428
759b1a24
ILT		 74292008-04-11 Ian Lance Taylor <iant@google.com>
7430
7431 * output.h (class Output_section_data): Remove inline definition
7432 of set_addralign.
7433 * output.cc (Output_section_data::set_addralign): New function.
7434
c2b45e22
CC		 74352008-04-11 Cary Coutant <ccoutant@google.com>
7436
7437 Add support for TLS descriptors for i386 and x86_64.
7438 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
7439 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
7440 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
7441 GOT_TYPE_TLS_DESC.
7442 (Target_i386::got_mod_index_entry): Remove unnecessary code.
7443 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
7444 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
7445 relocations.
7446 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
7447 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
7448 Fix problem with initial-exec relocations.
7449 (Target_i386::Relocate::relocate_tls): Likewise.
7450 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
7451 relaxation.
7452 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
7453 support for section-plus-offset dynamic table entries.
7454 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
7455 (Output_data_dynamic::Dynamic_entry): Add support for
7456 section-plus-offset dynamic table entries.
7457 (Output_data_dynamic::Classification): Likewise.
7458 (Output_data_dynamic::classification_): Renamed offset_.
7459 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
7460 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
7461 (Target_x86_64::make_plt_section): New function.
7462 (Target_x86_64::reserve_tlsdesc_entries): New function.
7463 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
7464 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
7465 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
7466 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
7467 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
7468 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
7469 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
7470 add extra PLT entry for TLS descriptors.
7471 (Output_data_plt_x86_64::got_): New field.
7472 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
7473 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
7474 fields.
7475 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
7476 descriptors.
7477 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
7478 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
7479 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
7480 R_386_TLS_DESC_CALL relocations.
7481 (Target_x86_64::Scan::global): Likewise.
7482 (Target_x86_64::do_finalize_sections): Add dynamic table entries
7483 for TLS descriptors.
7484 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
7485 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
7486 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
7487 GD-to-IE relaxation.
7488 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
7489 and TLS_DESCRIPTORS.
7490 * Makefile.in: Rebuild.
7491 * configure: Rebuild.
7492 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
7493 (tls_test_shared2.so): New target.
7494 (tls_shared_gd_to_ie_test_SOURCES): New variable.
7495 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
7496 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
7497 (tls_shared_gd_to_ie_test_LDADD): New variable.
7498 (tls_shared_gnu2_gd_to_ie_test): New target.
7499 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
7500 New targets.
7501 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
7502 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
7503 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
7504 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
7505 (tls_shared_gnu2_test): New target.
7506 (tls_test_gnu2_shared.so): New target.
7507 (tls_shared_gnu2_test_SOURCES): New variable.
7508 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
7509 (tls_shared_gnu2_test_LDFLAGS): New variable.
7510 (tls_shared_gnu2_test_LDADD): New variable.
7511 * testsuite/Makefile.in: Rebuild.
7512 * testsuite/Makefile.
7513
83bfb6b7
ILT		 75142008-04-11 Ian Lance Taylor <iant@google.com>
7515
7516 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
7517 justsyms.t.
7518 * testsuite/Makefile.in: Rebuild.
7519
7520 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
7521 long.
7522 * testsuite/script_test_2.cc (main): Adjust test.
7523
706e1f5e
ILT		 75242008-04-11 David S. Miller <davem@davemloft.net>
7525 Ian Lance Taylor <iant@google.com>
7526
7527 * options.h (General_options): Add entries for '-Y' and
7528 '-relax'.
7529 * options.cc (General_options:finalize): If -Y was used, add those
7530 entries to the library path instead of the default "/lib" and
7531 "/usr/lib".
7532
7c98e6bb
DM		 75332008-04-11 David S. Miller <davem@davemloft.net>
7534
7535 * testsuite/justsyms.t: Start at 0x100.
7536 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 7537 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
7538 long.
7539 * testsuite/script_test_2.cc: Adjust string and section length
7540 checks.
7c98e6bb 7541
99a37bfd
ILT		 75422008-04-09 Ian Lance Taylor <iant@google.com>
7543
2cefc357
ILT		 7544 PR gold/5996
7545 * script-sections.cc (Sections_element::allocate_to_segment): Add
7546 orphan parameter.
7547 (Output_section_definition::allocate_to_segment): Likewise.
7548 (Orphan_output_section::allocate_to_segment): Likewise.
7549 (Script_sections::attach_sections_using_phdrs_clause): Don't
7550 propagate non-PT_LOAD segments to orphan sections.
7551 * testsuite/Makefile.am (script_test_3.stdout): Generate using
7552 readelf rather than objdump.
7553 * testsuite/script_test_3.sh: Adjust accordingly. Test that
7554 .interp section and PT_INTERP segment are the same size.
7555 * testsuite/Makefile.in: Rebuild.
7556
99a37bfd
ILT		 7557 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
7558 aliases for symbols defined in the same object.
7559 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
7560 (weak_alias_test_SOURCES): New variable.
7561 (weak_alias_test_DEPENDENCIES): New variable.
7562 (weak_alias_test_LDFLAGS): New variable.
7563 (weak_alias_test_LDADD): New variable.
7564 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
7565 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
7566 (weak_alias_test_3.o): New target.
7567 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
7568 * testsuite/weak_alias_test_main.cc: New file.
7569 * testsuite/weak_alias_test_1.cc: New file.
7570 * testsuite/weak_alias_test_2.cc: New file.
7571 * testsuite/weak_alias_test_3.cc: New file.
7572
780e49c5
ILT		 75732008-04-08 Ian Lance Taylor <iant@google.com>
7574
cdb0b8f5
ILT		 7575 * options.h (class General_options): Add --noinhibit-exec option.
7576 * main.cc (main): Check --noinhibit-exec.
7577
0864d551
ILT		 7578 * options.h (class General_options): Define --wrap as a special
7579 option. Add wrap_symbols_ field.
7580 (General_options::any_wrap_symbols): New function.
7581 (General_options::is_wrap_symbol): New function.
7582 * options.cc (General_options::parse_wrap): New function.
7583 (General_options::General_options): Initialize wrap_symbols_.
7584 * symtab.cc (Symbol_table::wrap_symbol): New function.
7585 (Symbol_table::add_from_object): Handle --wrap.
7586 * symtab.h (class Symbol_table): Declare wrap_symbol.
7587 * target.h (Target::wrap_char): New function.
7588 (Target::Target_info): Add wrap_char field.
7589 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
7590 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
7591 * testsuite/testfile.cc (Target_test::test_target_info):
7592 Likewise.
7593
789aa6de
ILT		 7594 * errors.cc (Errors::undefined_symbol): Mention symbol version if
7595 there is one.
7596
2c38906f
ILT		 7597 * layout.h (class Layout): Add added_eh_frame_data_ field.
7598 * layout.cc (Layout::Layout): Initialize new field.
7599 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
7600 output section until we find a section we merged successfully.
7601 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
7602 that the size be non-zero.
7603
780e49c5
ILT		 7604 * merge.cc (Object_merge_map::get_output_offset): Remove inline
7605 qualifier.
7606
7fcd0256
ILT		 76072008-04-08 Craig Silverstein <csilvers@google.com>
7608
7609 * configure.ac: Export new conditional variable HAVE_ZLIB.
7610 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
7611 on HAVE_ZLIB.
7612 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
7613 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7614
6835af53
ILT		 76152008-04-07 Ian Lance Taylor <iant@google.com>
7616
e24f324c
ILT		 7617 * version.cc (version_string): Set to "1.5".
7618
a036edd8
ILT		 7619 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
7620 Add issued_non_pic_error_ field. Declare check_non_pic.
7621 (Target_x86_64::Scan::check_non_pic): New function.
7622 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
7623 (Target_x86_64::Scan::global): Likewise.
7624
624f8810
ILT		 7625 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
7626 addend parameter. Change caller. Handle merge sections.
7627 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
7628 Address to Addend. Don't add in the result of
7629 local_section_offset, pass down the addend and use the returned
7630 value.
7631 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
7632 Update declarations of local_section_offset and symbol_value.
7633 * testsuite/two_file_test_1.cc (t18): New function.
7634 * testsuite/two_file_test_2.cc (f18): New function.
7635 * testsuite/two_file_test_main.cc (main): Call t18.
7636 * testsuite/two_file_test.h (t18, f18): Declare.
7637
6835af53
ILT		 7638 * configure.ac: Don't test for objdump, c++filt, or readelf.
7639 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
7640 conditionals.
7641 (TEST_READELF): New variable.
7642 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
7643 (check_PROGRAMS): Add two_file_strip_test.
7644 (two_file_strip_test): New target.
7645 (check_PROGRAMS): Add two_file_same_shared_strip_test.
7646 (two_file_same_shared_strip_test_SOURCES): New variable.
7647 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
7648 (two_file_same_shared_strip_test_LDFLAGS): New variable.
7649 (two_file_same_shared_strip_test_LDADD): New variable.
7650 (two_file_shared_strip.so): New target.
7651 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
7652 (ver_test_5.syms, ver_test_7.syms): Likewise.
7653 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
7654 (strip_test_3.stdout): Use TEST_OBJDUMP.
7655 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7656
86925eef
CC		 76572008-04-04 Cary Coutant <ccoutant@google.com>
7658
7659 * symtab.h (Symbol::is_weak_undefined): New function.
7660 (Symbol::is_strong_undefined): New function.
7661 (Symbol::is_absolute): New function.
7662 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
7663 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
7664 absolute symbols.
7665 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
7666 (weak_undef_test): New target.
7667 * testsuite/Makefile.in: Rebuild.
7668 * testsuite/weak_undef_file1.cc: New file.
7669 * testsuite/weak_undef_file2.cc: New file.
7670 * testsuite/weak_undef_test.cc: New file.
7671
126f3ece
ILT		 76722008-04-03 Craig Silverstein <csilvers@google.com>
7673
7674 * compressed_output.h (class Output_compressed_section): Use
7675 unsigned buffer.
7676 * compressed_output.cc (zlib_compress): Use unsigned buffers,
7677 add zlib header.
7678 (zlib_compressed_suffix): Removed.
7679 (Output_compressed_section::set_final_data_size): Use unsigned
7680 buffers.
7681 * testsuite/Makefile.am (flagstest_compress_debug_sections):
7682 Fix linker invocation.
7683 (flagstest_o_specialfile_and_compress_debug_sections):
7684 Likewise.
7685 * testsuite/Makefile.in: Regenerated.
7686
deae2a14
DM		 76872008-04-02 David S. Miller <davem@davemloft.net>
7688
7689 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
7690 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
7691
70752818
ILT		 76922008-04-02 Craig Silverstein <csilvers@google.com>
7693
7694 * TODO: New file.
7695
39d0cb0e
ILT		 76962008-04-02 Ian Lance Taylor <iant@google.com>
7697
7698 * fileread.cc (File_read::find_view): Add byteshift and vshifted
7699 parameters. Update for new key type to views_. Change all
7700 callers.
7701 (File_read::read): Adjust for byteshift in returned view.
7702 (File_read::add_view): New function, broken out of
7703 find_and_make_view.
7704 (File_read::make_view): New function, broken out of
7705 find_and_make_view.
7706 (File_read::find_or_make_view): Add offset and aligned
7707 parameters. Rewrite accordingly. Change all callers.
7708 (File_read::get_view): Add offset and aligned parameters. Adjust
7709 for byteshift in return value.
7710 (File_read::get_lasting_view): Likewise.
7711 * fileread.h (class File_read): Update declarations.
7712 (class File_read::View): Add byteshift_ field. Add byteshift to
7713 constructor. Add byteshift method.
7714 * archive.h (Archive::clear_uncached_views): New function.
7715 (Archive::get_view): Add aligned parameter. Change all callers.
7716 * object.h (Object::get_view): Add aligned parameter. Change all
7717 callers.
7718 (Object::get_lasting_view): Likewise.
7719
7720 * fileread.cc (File_read::release): Don't call clear_views if
7721 there are multiple objects.
7722 * fileread.h (File_read::clear_uncached_views): New function.
7723 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
7724 on the archive.
7725
a1207466
CC		 77262008-03-31 Cary Coutant <ccoutant@google.com>
7727
7728 Add thin archive support.
7729 * archive.cc (Archive::armagt): New const.
7730 (Archive::setup): Remove task parameter and calls to unlock.
7731 (Archive::unlock_nested_archives): New function.
7732 (Archive::read_header): Add nested_off parameter. Change
7733 all callers.
7734 (Archive::interpret_header): Likewise.
7735 (Archive::include_all_members): Change to handle thin
7736 archives.
7737 (Archive::include_member): Likewise.
7738 * archive.h (Archive::Archive): Add new parameters and
7739 initializers.
7740 (Archive::armagt): New const.
7741 (Archive::setup): Remove task parameter.
7742 (Archive::unlock_nested_archives): New function.
7743 (Archive::read_header): Add nested_off parameter.
7744 (Archive::interpret_header): Likewise.
7745 (Archive::Nested_archive_table): New typedef.
7746 (Archive::is_thin_archive_): New field.
7747 (Archive::nested_archives_): New field.
7748 (Archive::options_): New field.
7749 (Archive::dirpath_): New field.
7750 (Archive::task_): New field.
7751 * readsyms.cc (Read_symbols::do_read_symbols): Add check
7752 for thin archives. Pass additional parameters to
7753 Archive::Archive. Unlock the archive file after calling
7754 Archive::setup.
cd536b21 7755
479f6503
ILT		 77562008-03-29 Ian Lance Taylor <iant@google.com>
7757
686c8caf
ILT		 7758 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
7759 version symbol to be local.
7760 * testsuite/ver_test_4.sh: New file.
7761 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
7762 (check_DATA): Add ver_test_4.syms.
7763 (ver_test_4.syms): New target.
7764 * testsuite/Makefile.in: Rebuild.
7765
ab794b6b
ILT		 7766 * output.cc
7767 (Output_section::Input_section_sort_entry::has_priority): New
7768 function.
7769 (Output_section::Input_section_sort_entry::match_file_name): New
7770 function.
7771 (Output_section::Input_section_sort_entry::match_section_name):
7772 Remove.
7773 (Output_section::Input_section_sort_entry::match_section_name_prefix):
7774 Remove.
7775 (Output_section::Input_section_sort_entry::match_section_file):
7776 Remove.
7777 (Output_section::Input_section_sort_compare::operator()): Rewrite
7778 using new Input_section_sort_entry functions. Sort crtbegin and
7779 crtend first. Sort sections with no priority before sections with
7780 a priority.
7781 * testsuite/initpri1.c (d3): Check j != 4.
7782 (cd5): New constructor/destructor function.
7783 (main): Check j != 2.
7784
479f6503
ILT		 7785 * symtab.cc (Symbol_table::add_from_object): If we don't use the
7786 new symbol when resolving, don't call set_is_default.
7787 * testsuite/ver_test_7.cc: New file.
7788 * testsuite/ver_test_7.sh: New file.
7789 * testsuite/Makefile.am (ver_test_7.so): New target.
7790 (ver_test_7.o): New target.
7791 (check_SCRIPTS): Add ver_test_7.sh.
7792 (check_DATA): Add ver_test_7.syms.
7793 (ver_test_7.syms): New target.
7794
2fd32231
ILT		 77952008-03-28 Ian Lance Taylor <iant@google.com>
7796
7797 * layout.cc (Layout::layout): If we see an input section with a
7798 name that needs sorting, set the must_sort flag for the output
7799 section.
7800 (Layout::make_output_section): If the name of the output section
7801 indicates that it might require sorting, set the may_sort flag.
7802 * output.h (Output_section::may_sort_attached_input_sections): New
7803 function.
7804 (Output_section::set_may_sort_attached_input_sections): New
7805 function.
7806 (Output_section::must_sort_attached_input_sections): New
7807 function.
7808 (Output_section::set_must_sort_attached_input_sections): New
7809 function.
7810 (class Output_section): Declare Input_section_sort_entry. Define
7811 Input_section_sort_compare. Declare
7812 sort_attached_input_sections. Add new fields:
7813 may_sort_attached_input_sections_,
7814 must_sort_attached_input_sections_,
7815 attached_input_sections_are_sorted_.
7816 * output.cc (Output_section::Output_section): Initialize new
7817 fields.
7818 (Output_section::add_input_section): Add an entry to
7819 input_sections_ if may_sort or must_sort are true.
7820 (Output_section::set_final_data_size): Call
7821 sort_attached_input_sections if necessary.
7822 (Output_section::Input_section_sort_entry): Define new class.
7823 (Output_section::Input_section_sort_compare::operator()): New
7824 function.
7825 (Output_section::sort_attached_input_sections): New function.
7826 * configure.ac: Check whether the compiler supports constructor
7827 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
7828 * testsuite/initpri1.c: New file.
7829 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
7830 CONSTRUCTOR_PRIORITY.
7831 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
7832 (initpri1_LDFLAGS): New variable.
7833 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
7834
18e6b24e
ILT		 78352008-03-27 Ian Lance Taylor <iant@google.com>
7836
49bdd526
ILT		 7837 * common.cc (Sort_commons::operator): Correct sorting algorithm.
7838 * testsuite/common_test_1.c: New file.
7839 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
7840 (common_test_1_SOURCES): New variable.
7841 (common_test_1_DEPENDENCIES): New variable.
7842 (common_test_1_LDFLAGS): New variable.
7843
18e6b24e
ILT		 7844 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
7845 and commons_ correctly when NAME/VERSION does not override
7846 NAME/NULL.
7847 * testsuite/ver_test_6.c: New file.
7848 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
7849 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
7850 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
7851
04bf7072
ILT		 78522008-03-26 Ian Lance Taylor <iant@google.com>
7853
5871526f
ILT		 7854 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
7855 of an undefined symbol from a version script.
7856 * testsuite/Makefile.am (ver_test_5.so): New target.
7857 (ver_test_5.o): New target.
7858 (check_SCRIPTS): Add ver_test_5.sh.
7859 (check_DATA): Add ver_test_5.syms.
7860 (ver_test_5.syms): New target.
7861 * testsuite/ver_test_5.cc: New file.
7862 * testsuite/ver_test_5.script: New file.
7863 * testsuite/ver_test_5.sh: New file.
7864 * Makefile.in, testsuite/Makefile.in: Rebuild.
7865
04bf7072
ILT		 7866 PR gold/5986
7867 Fix problems building gold with gcc 4.3.0.
7868 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
7869 (gold_error_at_location, gold_warning_at_location): Use it.
7870 * configure.ac: Check whether we can compile and use a template
7871 function with a printf attribute.
7872 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
7873 when jumping over bytes.
7874 * object.cc: Instantiate Object::read_section_data.
7875 * debug.h: Include <cstring>
7876 * dwarf_reader.cc: Include <algorithm>
7877 * main.cc: Include <cstring>.
7878 * options.cc: Include <cstring>.
7879 * output.cc: Include <cstring>.
7880 * script.cc: Include <cstring>.
7881 * script.h: Include <string>.
7882 * symtab.cc: Include <cstring> and <algorithm>.
7883 * target-select.cc: Include <cstring>.
7884 * version.cc: Include <string>.
7885 * testsuite/testmain.cc: Include <cstdlib>.
7886 * configure, config.in: Rebuild.
7887
874c5b28
ILT		 78882008-03-25 Ian Lance Taylor <iant@google.com>
7889
819d6c3a
ILT		 7890 * options.cc: Include "../bfd/bfdver.h".
7891 (options::help): Print bug reporting address.
7892
f4b2c6f5
ILT		 7893 * version.cc (print_version): Adjust output for current value of
7894 BFD_VERSION_STRING.
7895
7896 * NEWS: New file.
7897
e96caa79
ILT		 7898 * options.cc (options::help): Print list of supported targets.
7899 * target-select.h: Include <vector>.
7900 (class Target_selector): Make machine_, size_, and is_big_endian_
7901 fields const. Add bfd_name_ and instantiated_target_ fields.
7902 (Target_selector::Target_selector): Add bfd_name parameter.
7903 (Target_selector::recognize): Make non-virtual, call
7904 do_recognize.
7905 (Target_selector::recognize_by_name): Make non-virtual, call
7906 do_recognize_by_name.
7907 (Target_selector::supported_names): New function.
7908 (Target_selector::bfd_name): New function.
7909 (Target_selector::do_instantiate_target): New pure virtual
7910 function.
7911 (Target_selector::do_recognize): New virtual function.
7912 (Target_selector::do_recognize_by_name): New virtual function.
7913 (Target_selector::instantiate_target): New private function.
7914 (supported_target_names): Declare.
7915 * target-select.cc (Target_selector::Target_selector): Update for
7916 new parameter and fields.
7917 (select_target_by_name): Check that the name matches before
7918 calling recognize_by_name.
7919 (supported_target_names): New function.
7920 * i386.cc (class Target_selector_i386): Update Target_selector
7921 constructor call. Remove recognize and recognize_by_name. Add
7922 do_instantiate_target.
7923 * x86_64.cc (class Target_selector_x86_64): Likewise.
7924 * testsuite/testfile.cc (class Target_selector_test): Update for
7925 changes to Target_selector.
7926
874c5b28
ILT		 7927 * README: Rewrite, with some notes on unsupported features.
7928
0a65a3a7
CC		 79292008-03-24 Cary Coutant <ccoutant@google.com>
7930
7931 * i386.cc (Target_i386::Got_type): New enum declaration.
7932 (Target_i386::Scan::local): Updated callers of Output_data_got
7933 member functions.
7934 (Target_i386::Scan::global): Likewise.
7935 (Target_i386::Relocate::relocate): Likewise.
7936 (Target_i386::Relocate::relocate_tls): Likewise.
7937 * object.h (Got_offset_list): New class.
7938 (Sized_relobj::local_has_got_offset): Added got_type parameter.
7939 (Sized_relobj::local_got_offset): Likewise.
7940 (Sized_relobj::set_local_got_offset): Likewise.
7941 (Sized_relobj::local_has_tls_got_offset): Removed.
7942 (Sized_relobj::local_tls_got_offset): Removed.
7943 (Sized_relobj::set_local_tls_got_offset): Removed.
7944 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
7945 * output.cc (Output_data_got::add_global): Added got_type parameter.
7946 (Output_data_got::add_global_with_rel): Likewise.
7947 (Output_data_got::add_global_with_rela): Likewise.
7948 (Output_data_got::add_global_pair_with_rel): New function.
7949 (Output_data_got::add_global_pair_with_rela): New function.
7950 (Output_data_got::add_local): Added got_type parameter.
7951 (Output_data_got::add_local_with_rel): Likewise.
7952 (Output_data_got::add_local_with_rela): Likewise.
7953 (Output_data_got::add_local_pair_with_rel): New function.
7954 (Output_data_got::add_local_pair_with_rela): New function.
7955 (Output_data_got::add_global_tls): Removed.
7956 (Output_data_got::add_global_tls_with_rel): Removed.
7957 (Output_data_got::add_global_tls_with_rela): Removed.
7958 (Output_data_got::add_local_tls): Removed.
7959 (Output_data_got::add_local_tls_with_rel): Removed.
7960 (Output_data_got::add_local_tls_with_rela): Removed.
7961 * output.h (Output_data_got::add_global): Added got_type parameter.
7962 (Output_data_got::add_global_with_rel): Likewise.
7963 (Output_data_got::add_global_with_rela): Likewise.
7964 (Output_data_got::add_global_pair_with_rel): New function.
7965 (Output_data_got::add_global_pair_with_rela): New function.
7966 (Output_data_got::add_local): Added got_type parameter.
7967 (Output_data_got::add_local_with_rel): Likewise.
7968 (Output_data_got::add_local_with_rela): Likewise.
7969 (Output_data_got::add_local_pair_with_rel): New function.
7970 (Output_data_got::add_local_pair_with_rela): New function.
7971 (Output_data_got::add_global_tls): Removed.
7972 (Output_data_got::add_global_tls_with_rel): Removed.
7973 (Output_data_got::add_global_tls_with_rela): Removed.
7974 (Output_data_got::add_local_tls): Removed.
7975 (Output_data_got::add_local_tls_with_rel): Removed.
7976 (Output_data_got::add_local_tls_with_rela): Removed.
7977 * resolve.cc (Symbol::override_base_with_special): Removed
7978 reference to has_got_offset_ field.
7979 * symtab.cc (Symbol::init_fields): Replaced initialization
7980 of got_offset_ with got_offsets_. Removed initialization
7981 of has_got_offset_
53fcba31 7982 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 7983 (Symbol::got_offset): Likewise.
7984 (Symbol::set_got_offset): Likewise.
7985 (Symbol::has_tls_got_offset): Removed.
7986 (Symbol::tls_got_offset): Removed.
7987 (Symbol::set_tls_got_offset): Removed.
7988 (Symbol::got_offset_): Removed.
7989 (Symbol::tls_mod_got_offset_): Removed.
7990 (Symbol::tls_pair_got_offset_): Removed.
7991 (Symbol::got_offsets_): New field.
7992 (Symbol::has_got_offset): Removed.
7993 (Symbol::has_tls_mod_got_offset): Removed.
7994 (Symbol::has_tls_pair_got_offset): Removed.
7995 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
7996 (Target_x86_64::Scan::local): Updated callers of Output_data_got
7997 member functions.
7998 (Target_x86_64::Scan::global): Likewise.
7999 (Target_x86_64::Relocate::relocate): Likewise.
8000 (Target_x86_64::Relocate::relocate_tls): Likewise.
8001
bd52eafb
BE		 80022008-03-25 Ben Elliston <bje@au.ibm.com>
8003
8004 * yyscript.y: Fix spelling error in comment.
8005
8b105e34
ILT		 80062008-03-24 Ian Lance Taylor <iant@google.com>
8007
8ed814a9
ILT		 8008 * options.h (class General_options): Define build_id option.
8009 * layout.h (class Layout): Declare write_build_id, create_note,
8010 create_build_id. Add build_id_note_ member.
8011 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
8012 "libiberty.h", "md5.h", "sha1.h".
8013 (Layout::Layout): Initialize eh_frame_data_,
8014 eh_frame_hdr_section_, and build_id_note_.
8015 (Layout::finalize): Call create_build_id.
8016 (Layout::create_note): New function, broken out of
8017 Layout::create_gold_note.
8018 (Layout::create_gold_note): Call create_note.
8019 (Layout::create_build_id): New function.
8020 (Layout::write_build_id): New function.
8021 (Close_task_runner::run): Call write_build_id.
8022
8b105e34
ILT		 8023 * x86_64.cc: Correct license to GPLv3.
8024
086a1841
ILT		 80252008-03-23 Ian Lance Taylor <iant@google.com>
8026
8027 * options.cc: Include "demangle.h".
8028 (parse_optional_string): New function.
8029 (parse_long_option): Handle takes_optional_argument.
8030 (parse_short_option): Update dash_z initializer. Handle
8031 takes_optional_argument.
8032 (General_options::General_options): Initialize do_demangle_.
8033 (General_options::finalize): Set do_demangle_. Handle demangling
8034 style.
8035 * options.h (parse_optional_string): Declare.
8036 (struct One_option): Add optional_arg field. Update constructor.
8037 Update call constructor calls. Add takes_optional_argument
8038 function.
8039 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
8040 (DEFINE_optional_string): Define.
8041 (General_options::demangle): Change from DEFINE_bool to
8042 DEFINE_optional_string.
8043 (General_options::no_demangle): New function.
8044 (General_options::do_demangle): New function.
8045 (General_options::set_do_demangle): New function.
8046 (General_options::execstack_status_): Move definition to end of
8047 class definition.
8048 (General_options::static_): Likewise.
8049 (General_options::do_demangle_): New field.
8050 * object.cc (big_endian>::get_symbol_location_info): Call
8051 Options::do_demangle, not Options::demangle.
8052 * symtab.cc (demangle): Likewise.
8053
cbb93e63
ILT		 80542008-03-22 Ian Lance Taylor <iant@google.com>
8055
8056 * gold.h: Include <cstddef> and <sys/types.h>
8057 * options.h: Include <cstring>.
8058
ec531623
ILT		 80592008-03-21 Ian Lance Taylor <iant@google.com>
8060
8061 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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