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* cp-name-parser.y (cp_merge_demangle_parse_infos): Don't use
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
8b8dd8d5
ILT		 12011-12-16 Ian Lance Taylor <iant@google.com>
2
3 * output.h (Output_data_reloc_generic::add): Only call
4 add_dynamic_reloc if this is a dynamic reloc section.
5
d55525b9
L		 62011-12-15 H.J. Lu <hongjiu.lu@intel.com>
7
8 PR gold/13505
9 * target-reloc.h (apply_relocation): Replace <64, false> with
10 <size, big_endian>.
11
ff81c7c1
NC		 122011-11-25 Nick Clifton <nickc@redhat.com>
13
14 * po/it.po: New Italian translation.
15
628f39be
SA		 162011-11-17 Sterling Augustine <saugustine@google.com>
17
18 * script.cc (script_include_directive): Implement.
19 (read_script_file): New local variables name and search_path. Update
20 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
21 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
22 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
23
98ef3ea4
SA		 242011-11-11 Sterling Augustine <saugustine@google.com>
25
26 * yyscript.y (section_cmd): Add support for INCLUDE directive.
27 (file_or_sections_cmd): Likewise.
28
f4a8b6d7
DK		 292011-11-11 Doug Kwan <dougkwan@google.com>
30
31 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
32 if --just-symbols is given.
33
29ab395d
DK		 342011-11-10 Doug Kwan <dougkwan@google.com>
35
36 PR gold/13362
37 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
38 when processing data relocs.
39 * reloc.h (Relocate_functions::rel_unaligned): New method.
40 (Relocate_functions::pcrel_unaligned): Ditto.
41 (Relocate_functions::rel32_unaligned): Ditto.
42 (Relocate_functions::pcrel32_unaligned): Ditto.
43
2c339f71
DK		 442011-11-09 Doug Kwan <dougkwan@google.com>
45
46 PR gold/13362
47 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
48 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
49 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
50 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
51 (Relocate_functions::rel_unaligned): New.
52 (Relocate_functions::rel32_unaligned): New.
53 * target-reloc.h (relocate_for_relocatable): Add code to handle
54 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
55 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
56 arm_unaligned_reloc_r): New targets.
57 * testsuite/Makefile.in: Regenerate.
58 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
59 linking.
60
3f3cddf1
ILT		 612011-11-02 Ian Lance Taylor <iant@google.com>
62
63 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
64 NATIVE_LINKER.
65 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
66 * options.cc (General_options::finalize): Use library search path
67 from configure script if specified. If not native and no sysroot,
68 only search TOOLLIBDIR.
69 * options.h (Search_directory::Search_directory): Change name to
70 const std::string&.
71 (General_options::add_to_library_path_with_sysroot): Change arg to
72 const std::string&.
73 * configure, Makefile.in, config.in: Rebuild.
74
a8e2273b
ILT		 752011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
76
77 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
78 we are working around the ARM1176 Erratum.
79 * options.h (General_options::fix_arm1176): Add option.
80 * testsuite/Makefile.am: Add testcases, and keep current ones
81 working.
82 * testsuite/Makefile.in: Regenerate.
83 * testsuite/arm_fix_1176.s: New file.
84 * testsuite/arm_fix_1176.sh: Likewise.
85
cd6eab1c
ILT		 862011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
87
88 * arm.cc (Target_arm::Target_arm): Remove initialisation of
89 may_use_blx_.
90 (Target_arm::may_use_blx): Remove method.
91 (Target_arm::set_may_use_blx): Likewise.
92 (Target_arm::may_use_v4t_interworking): New method.
93 (Target_arm::may_use_v5t_interworking): Likewise.
94 (Target_arm::may_use_blx_): Remove member variable.
95 (Arm_relocate_functions::arm_branch_common): Check for v5T
96 interworking.
97 (Arm_relocate_functions::thumb_branch_common): Likewise.
98 (Reloc_stub::stub_type_for_reloc): Likewise.
99 (Target_arm::do_finalize_sections): Correct interworking checks.
100 * testsuite/Makefile.am: Add new tests.
101 * testsuite/Makefile.in: Regenerate.
102 * testsuite/arm_farcall_arm_arm.s: New test.
103 * testsuite/arm_farcall_arm_arm.sh: Likewise.
104 * testsuite/arm_farcall_arm_thumb.s: Likewise.
105 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
106 * testsuite/arm_farcall_thumb_arm.s: Likewise.
107 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
108 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
109 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
110
286adcf4
CC		 1112011-10-31 Cary Coutant <ccoutant@google.com>
112
113 PR gold/13023
114 * expression.cc (Expression::eval_with_dot): Add
115 is_section_dot_assignment parameter.
116 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
117 absolute and assigning to dot within a section.
118 * script-sections.cc
119 (Output_section_element_assignment::set_section_addresses): Pass
120 dot_section to set_if_absolute.
121 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
122 as is_section_dot_assignment flag to eval_with_dot.
123 (Output_section_element_dot_assignment::set_section_addresses):
124 Likewise.
125 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
126 parameter. Also set value if relative to dot_section; set the
127 symbol's output_section.
128 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
129 parameter. Adjust all callers.
130 (Expression::eval_maybe_dot): Likewise.
131 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
132 Adjust all callers.
133 * testsuite/script_test_2.t: Test assignment of an absolute value
134 to dot within an output section element.
135
9634ed06
CC		 1362011-10-31 Cary Coutant <ccoutant@google.com>
137
138 * options.h (class General_options): Add --[no-]gnu-unique options.
139 * symtab.cc (Symbol_table::sized_write_globals): Convert
140 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
141
de4101c7
CC		 1422011-10-31 Cary Coutant <ccoutant@google.com>
143
144 PR gold/13359
145 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
146 unnecessary assertion.
147 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
148
7257cc92
ST		 1492011-10-31 Sriraman Tallam <tmsriram@google.com>
150
151 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
152 gc_mark_symbol.
153 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
154 gc_mark_symbol.
155 Change to just keep the section associated with symbol.
156 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
157 they are externally visible and --export-dynamic is turned on.
158 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
159
bfc34b3f
ILT		 1602011-10-19 Ian Lance Taylor <iant@google.com>
161
162 PR gold/13163
163 * script-sections.cc
164 (Output_section_element_dot_assignment::needs_output_section): New
165 function.
166
ea0d8c47
ILT		 1672011-10-19 Ian Lance Taylor <iant@google.com>
168
169 PR gold/13204
170 * layout.cc (Layout::segment_precedes): Don't assert failure if a
171 --section-start option was seen.
172 * options.h (General_options::any_section_start): New function.
173
abd242a9
DM		 1742011-10-18 David S. Miller <davem@davemloft.net>
175
176 PR binutils/13301
177 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
178 member to track relocation locations that have moved during TLS
179 reloc optimizations.
180 (Target_sparc::Relocate::Relocate): Initialize to NULL.
181 (Target_sparc::Relocate::relocate): Adjust view down by 4
182 bytes if it matches reloc_adjust_addr_.
183 (Target_sparc::Relocate::relocate_tls): Always move the
184 __tls_get_addr call delay slot instruction forward 4 bytes when
185 performing relaxation.
186
bab9090f
CC		 1872011-10-18 Cary Coutant <ccoutant@google.com>
188
189 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
190 (Output_file::map_no_anonymous): Check for non-zero
191 return code from posix_fallocate.
192
f7c5b166
CC		 1932011-10-17 Cary Coutant <ccoutant@google.com>
194
195 PR gold/13245
196 * plugin.cc (is_visible_from_outside): Check for symbols
197 referenced from dynamic objects.
198 * resolve.cc (Symbol_table::resolve): Don't count references
199 from dynamic objects as references from real ELF files.
200 * testsuite/plugin_test_2.sh: Adjust expected result.
201
b490c0bb
CC		 2022011-10-17 Cary Coutant <ccoutant@google.com>
203
204 * gold.cc: Include timer.h.
205 (queue_middle_tasks): Stamp time.
206 (queue_final_tasks): Likewise.
207 * main.cc (main): Store timer in parameters. Print timers
208 for each pass.
209 * parameters.cc (Parameters::Parameters): Initialize timer_.
210 (Parameters::set_timer): New function.
211 (set_parameters_timer): New function.
212 * parameters.h (Parameters::set_timer): New function.
213 (Parameters::timer): New function.
214 (Parameters::timer_): New data member.
215 (set_parameters_timer): New function.
216 * timer.cc (Timer::stamp): New function.
217 (Timer::get_pass_time): New function.
218 * timer.h (Timer::stamp): New function.
219 (Timer::get_pass_time): New function.
220 (Timer::pass_times_): New data member.
221
f475cf7b
CC		 2222011-10-17 Cary Coutant <ccoutant@google.com>
223
224 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
225 task for members of lib groups.
226
cdd7e244
CC		 2272011-10-17 Cary Coutant <ccoutant@google.com>
228
229 PR gold/13288
4f95c8b4 230 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 231 (File_read::make_view): Move bounds check (replace with assert)...
232 (File_read::find_or_make_view): ... to here.
233
dfb45471
CC		 2342011-10-12 Cary Coutant <ccoutant@google.com>
235
4f95c8b4 236 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 237 ::read returns less than requested size.
238
53bbcc1b
CC		 2392011-10-10 Cary Coutant <ccoutant@google.com>
240
4f95c8b4 241 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 242 Initialize defined_count_.
243 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
244 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
245 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
246 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
247 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 248 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 249 member.
250 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 251 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 252 Return zeroes instead of internal error.
253
397b129b
CC		 2542011-10-10 Cary Coutant <ccoutant@google.com>
255
256 PR gold/13249
4f95c8b4 257 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 258 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 259 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 260 (Output_reloc::type_): Adjust size of bit field.
261 (Output_reloc::use_plt_offset_): New bit field.
262 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
263 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
264 flag. Adjust all callers.
4f95c8b4 265 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 266 creating RELATIVE relocations.
267
d5698657
NC		 2682011-10-10 Nick Clifton <nickc@redhat.com>
269
270 * po/es.po: Updated Spanish translation.
271 * po/fi.po: Updated Finnish translation.
272
6a59a5c2
DN		 2732011-10-03 Diego Novillo <dnovillo@google.com>
274
275 * options.cc (parse_uint): Fix dereference of RETVAL.
276
f0558624
ST		 2772011-09-29 Sriraman Tallam <tmsriram@google.com>
278
279 * layout.h (section_order_map_): New member.
280 (get_section_order_map): New member function.
281 * output.cc (Output_section::add_input_section): Check for patterns
282 only when --section-ordering-file is specified.
283 * gold.cc (queue_middle_tasks): Delay updating order of sections till
284 output_sections have been formed.
285 * layout.cc (Layout_Layout): Initialize section_order_map_.
286 * plugin.cc (update_section_order): Store order in order_map. Do not
287 update the order.
288 * testsuite/Makefile.am: Add test case for plugin_final_layout.
289 * testsuite/Makefile.in: Regenerate.
290 * testsuite/plugin_section_order.c: New file.
291 * testsuite/plugin_final_layout.cc: New file.
292 * testsuite/plugin_final_layout.sh: New file.
293
a7dac153
CC		 2942011-09-29 Cary Coutant <ccoutant@google.com>
295
4f95c8b4 296 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 297 Check for NULL.
4f95c8b4 298 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 299 symbols during incremental update.
300 (Symbol_table::add_from_dynobj): Likewise.
301
eebd87a5
ILT		 3022011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
303 Ian Lance Taylor <iant@google.com>
304
305 * symtab.cc (Symbol_table::define_special_symbol): Always
306 canonicalize version string.
307
403a3331
CC		 3082011-09-26 Cary Coutant <ccoutant@google.com>
309
4f95c8b4
CC		 310 * gold.cc (queue_initial_tasks): Move option checks ...
311 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 312 some options; make others fatal.
313
235061c2
CC		 3142011-09-26 Cary Coutant <ccoutant@google.com>
315
316 gcc PR lto/47247
317 * plugin.cc (get_symbols_v2): New function.
318 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
319 (is_referenced_from_outside): New function.
320 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
321 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
322 (get_symbols): Pass version parameter.
323 (get_symbols_v2): New function.
324 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
325 parameter.
326 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
327 (onload): Add LDPT_GET_SYMBOLS_V2.
328 (all_symbols_read_hook): Use get_symbols_v2; check for
329 LDPR_PREVAILING_DEF_IRONLY_EXP.
330 * testsuite/plugin_test_3.sh: Update expected results.
331
dc87f620
ILT		 3322011-09-23 Simon Baldwin <simonb@google.com>
333
334 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
335 configuration options.
336 * configure: Regenerate.
337 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
338 * Makefile.in: Regenerate.
339 * testsuite/Makefile.in: Regenerate.
340
a8279f82
ST		 3412011-09-19 Sriraman Tallam <tmsriram@google.com>
342
343 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
344
0c9350c8
CC		 3452011-09-19 Cary Coutant <ccoutant@google.com>
346
347 * incremental.cc (can_incremental_update): Fix typo in comment.
348 * incremental.h (can_incremental_update): Likewise.
349
aa06ae28
CC		 3502011-09-18 Cary Coutant <ccoutant@google.com>
351
352 * incremental.cc (can_incremental_update): New function.
353 * incremental.h (can_incremental_update): New function.
354 * layout.cc (Layout::init_fixed_output_section): Call it.
355 (Layout::make_output_section): Don't allow patch space in .eh_frame.
356 * object.cc (Sized_relobj_file::do_layout): Call
357 can_incremental_update.
358
ebb300b2
CC		 3592011-09-13 Cary Coutant <ccoutant@google.com>
360
361 * configure.ac: Check for glibc support for gnu_indirect_function
362 support with static linking, setting automake conditional
363 IFUNC_STATIC.
364 * Makefile.in: Regenerate.
365 * configure: Regenerate.
366
367 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
368 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
369 for IFUNC_STATIC.
370 * testsuite/Makefile.in: Regenerate.
371
1206d0d5
CC		 3722011-09-13 Cary Coutant <ccoutant@google.com>
373
374 * incremental.cc (Sized_relobj_incr::do_layout): Call
375 report_comdat_group for kept comdat sections.
376 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
377 * testsuite/Makefile.in: Regenerate.
378 * testsuite/incr_comdat_test_1.cc: New source file.
379 * testsuite/incr_comdat_test_2_v1.cc: New source file.
380 * testsuite/incr_comdat_test_2_v2.cc: New source file.
381 * testsuite/incr_comdat_test_2_v3.cc: New source file.
382
40b29874
ILT		 3832011-09-13 Ian Lance Taylor <iant@google.com>
384
385 * object.cc (Sized_relobj_file::do_layout): Remove unused local
386 variable external_symbols_offset.
387
1b045aac
ILT		 3882011-09-12 Ian Lance Taylor <iant@google.com>
389
390 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
391 triggered if object has no symbols.
392
24c6c55a
DM		 3932011-09-09 David S. Miller <davem@davemloft.net>
394
395 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
396 (Output_fill_debug_line::do_write): Likewise.
397
66570254
CC		 3982011-08-29 Cary Coutant <ccoutant@google.com>
399
400 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
401 casts to match formatting specs.
402 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
403
8ea8cd50
CC		 4042011-08-26 Cary Coutant <ccoutant@google.com>
405
406 * layout.cc (Free_list::allocate): Provide guarantee of minimum
407 remaining hole size when allocating.
408 (Layout::make_output_section): Set fill methods for debug sections.
409 * layout.h (Free_list::Free_list_node): Move from private to
410 public.
411 (Free_list::set_min_hole_size): New function.
412 (Free_list::begin, Free_list::end): New functions.
413 (Free_list::min_hole_): New data member.
414 * output.cc: Include dwarf.h.
415 (Output_fill_debug_info::do_minimum_hole_size): New function.
416 (Output_fill_debug_info::do_write): New function.
417 (Output_fill_debug_line::do_minimum_hole_size): New function.
418 (Output_fill_debug_line::do_write): New function.
419 (Output_section::Output_section): Initialize new data member.
420 (Output_section::set_final_data_size): Ensure patch space is larger
421 than minimum hole size.
422 (Output_section::do_write): Fill holes in debug sections.
423 * output.h (Output_fill): New class.
424 (Output_fill_debug_info): New class.
425 (Output_fill_debug_line): New class.
426 (Output_section::set_free_space_fill): New function.
427 (Output_section::free_space_fill_): New data member.
428 * testsuite/Makefile.am (incremental_test_3): Add
429 --incremental-patch option.
430 (incremental_test_4): Likewise.
431 (incremental_test_5): Likewise.
432 (incremental_test_6): Likewise.
433 (incremental_copy_test): Likewise.
434 (incremental_common_test_1): Likewise.
435 * testsuite/Makefile.in: Regenerate.
436
7cf80422
NC		 4372011-08-26 Nick Clifton <nickc@redhat.com>
438
439 * po/es.po: Updated Spanish translation.
440
c3f7b0e5
CC		 4412011-08-01 Cary Coutant <ccoutant@google.com>
442
443 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
444 * gold/testsuite/Makefile.in: Regenerate.
445 * gold/testsuite/justsyms_exec.c: New source file.
446 * gold/testsuite/justsyms_lib.c: New source file.
447
9590bf25
CC		 4482011-08-01 Cary Coutant <ccoutant@google.com>
449
450 * layout.cc (Layout::set_segment_offsets): Don't realign text
451 segment if -Ttext was specified.
452 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
453 file type.
454 * object.h (Sized_relobj_file::e_type): New function.
455 (Sized_relobj_file::e_type_): New data member.
456 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
457 base address for ET_EXEC files.
458 * target.cc (Target::do_make_elf_object_implementation): Allow
459 ET_EXEC files with --just-symbols option.
460
dcd8d12e
CC		 4612011-07-28 Cary Coutant <ccoutant@google.com>
462
463 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
464 Add thread_number parameter.
465 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
466 * workqueue-threads.cc
467 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
468 current thread if its thread number is greater than desired thread
469 count.
470 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
471 Add thread_number parameter.
472 (Workqueue::should_cancel_thread): Likewise.
473 (Workqueue::find_runnable_or_wait): Pass thread_number to
474 should_cancel_thread.
475 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
476 parameter.
477
804eb480
ST		 4782011-07-22 Sriraman Tallam <tmsriram@google.com>
479
480 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
481 only after checking if it cannot be forced local.
482 * symtab.h (is_externally_visible): Check if the symbol is not forced
483 local.
484
f1ddb600
ILT		 4852011-07-15 Ian Lance Taylor <iant@google.com>
486
487 * options.h (class General_options): Add --print-output-format.
488 Move -EL next to -EB, for better --help output.
489 * target-select.cc: Include <cstdio>, "options.h", and
490 "parameters.h".
491 (Target_selector::do_target_bfd_name): New function.
492 (print_output_format): New function.
493 * target-select.h (class Target_selector): Update declarations.
494 (Target_selector::target_bfd_name): New function.
495 (print_output_format): Declare.
496 * main.cc: Include "target-select.h".
497 (main): Handle --print-output-format.
498 * gold.cc: Include "target-select.h".
499 (queue_initial_tasks): Handle --print-output-format when there are
500 no input files.
501 * parameters.cc (parameters_force_valid_target): Give a better
502 error message if -EB/-EL does not match target.
503 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
504 function.
505
7d172687
ILT		 5062011-07-15 Ian Lance Taylor <iant@google.com>
507
508 * i386.cc (class Output_data_plt_i386): Add layout_ field.
509 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
510 (Output_data_plt_i386::do_write): Write address of .dynamic
511 section to first entry in .got.plt section.
512 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
513 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
514 Initialize layout_.
515 (Output_data_plt_x86_64::do_write): Write address of .dynamic
516 section to first entry in .got.plt section.
517 * layout.h (Layout::dynamic_section): New function.
518
e9552f7e
ST		 5192011-07-13 Sriraman Tallam <tmsriram@google.com>
520
521 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
522 to claim_file call.
523 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
524 input_section_position_, and input_section_glob_.
525 (read_layout_from_file): Call function section_ordering_specified.
526 * layout.h (is_section_ordering_specified): New function.
527 (section_ordering_specified): New function.
528 (section_ordering_specified_): New boolean member.
529 * main.cc(main): Call load_plugins after layout object is defined.
530 * output.cc (Output_section::add_input_section): Use
531 function section_ordering_specified to check if section ordering is
532 needed.
533 * output.cc (Output_section::add_relaxed_input_section): Use
534 function section_ordering_specified to check if section ordering is
535 needed.
536 (Output_section::update_section_layout): New function.
537 (Output_section::sort_attached_input_sections): Check if input section
538 must be reordered.
539 * output.h (Output_section::update_section_layout): New function.
540 * plugin.cc (get_section_count): New function.
541 (get_section_type): New function.
542 (get_section_name): New function.
543 (get_section_contents): New function.
544 (update_section_order): New function.
545 (allow_section_ordering): New function.
546 (Plugin::load): Add the new interfaces to the transfer vector.
547 (Plugin_manager::load_plugins): New parameter.
548 (Plugin_manager::all_symbols_read): New parameter.
549 (Plugin_manager::claim_file): New parameter. Save the elf object for
550 unclaimed objects.
551 (Plugin_manager::get_elf_object): New function.
552 (Plugin_manager::get_view): Change to directly use the bool to check
553 if get_view is called from claim_file_hook.
554 * plugin.h (input_objects): New function
555 (Plugin__manager::load_plugins): New parameter.
556 (Plugin_manager::claim_file): New parameter.
557 (Plugin_manager::get_elf_object): New function.
558 (Plugin_manager::in_claim_file_handler): New function.
559 (Plugin_manager::in_claim_file_handler_): New member.
560 (layout): New function.
561 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
562 handler with an extra parameter. Make the elf object before calling
563 claim_file handler.
564 * testsuite/plugin_test.c (get_section_count): New function pointer.
565 (get_section_type): New function pointer.
566 (get_section_name): New function pointer.
567 (get_section_contents): New function pointer.
568 (update_section_order): New function pointer.
569 (allow_section_ordering): New function pointer.
570 (onload): Check if the new interfaces exist.
571
9446efde
ILT		 5722011-07-13 Ian Lance Taylor <iant@google.com>
573
574 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
575 relro section.
576 * x86_64.cc (Target_x86_64::got_section): Likewise.
577 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
578 (relro_now_test_SOURCES): New variable.
579 (relro_now_test_DEPENDENCIES): New variable.
580 (relro_now_test_LDFLAGS): New variable.
581 (relro_now_test_LDADD): New variable.
582 (relro_now_test.so): New target.
583 * testsuite/Makefile.in: Rebuild.
584
07aa62f2
ILT		 5852011-07-12 Ian Lance Taylor <iant@google.com>
586
587 PR gold/12980
588 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
589 GLOB_DAT relocation rather than a RELATIVE relocation for a
590 protected symbol when creating a shared library.
591 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
592 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
593 * testsuite/protected_main_1.cc (main): Test that protected
594 function has same address.
595
e2153196
ILT		 5962011-07-11 Ian Lance Taylor <iant@google.com>
597
598 PR gold/12979
599 * options.h (class General_options): Add -Bgroup.
600 * options.cc (General_options::finalize): If -Bgroup is set,
601 default to --unresolved-symbols=report-all.
602 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
603 * target-reloc.h (issue_undefined_symbol_error): Handle
604 --unresolved-symbols=report-all.
605
6daf5215
ILT		 6062011-07-08 Ian Lance Taylor <iant@google.com>
607
608 PR gold/11985
609 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
610 if linker script discards key sections.
611 (Layout::create_dynamic_symtab): Likewise.
612 (Layout::assign_local_dynsym_offsets): Likewise.
613 (Layout::sized_create_version_sections): Likewise.
614 (Layout::create_interp): Likewise.
615 (Layout::finish_dynamic_section): Likewise.
616 (Layout::set_dynamic_symbol_size): Likewise.
617
beabb2c6
ILT		 6182011-07-08 Ian Lance Taylor <iant@google.com>
619
620 PR gold/12386
621 * options.h (class General_options): Add --unresolved-symbols.
622 * target-reloc.h (issue_undefined_symbol_error): Check
623 --unresolved-symbols. Add comments.
624
9c16daf1
ILT		 6252011-07-08 Ian Lance Taylor <iant@google.com>
626
627 * testsuite/odr_violation2.cc (Ordering::operator()): Make
628 expression more complex.
629
191f1a2d
ILT		 6302011-07-08 Ian Lance Taylor <iant@google.com>
631
632 PR gold/11317
633 * target-reloc.h (issue_undefined_symbol_error): New inline
634 function, broken out of relocate_section.
635 (relocate_section): Call issue_undefined_symbol_error.
636 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
637 there is no TLS segment if we are about to issue an undefined
638 symbol error.
639 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
640
62855347
ILT		 6412011-07-08 Ian Lance Taylor <iant@google.com>
642
643 PR gold/12279
644 * resolve.cc (Symbol_table::should_override): Add fromtype
645 parameter. Change all callers. Give error when linking together
646 TLS and non-TLS symbol.
647 (Symbol_table::should_override_with_special): Add fromtype
648 parameter. Change all callers.
649 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
650 there is no TLS segment if we have reported some errors.
651 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
652
67181c72
ILT		 6532011-07-08 Ian Lance Taylor <iant@google.com>
654
655 PR gold/12372
656 * target.h (Target::plt_address_for_global): New function.
657 (Target::plt_address_for_local): New function.
658 (Target::plt_section_for_global): Remove.
659 (Target::plt_section_for_local): Remove.
660 (Target::do_plt_address_for_global): New virtual function.
661 (Target::do_plt_address_for_local): New virtual function.
662 (Target::do_plt_section_for_global): Remove.
663 (Target::do_plt_section_for_local): Remove.
664 (Target::register_global_plt_entry): Add Symbol_table and Layout
665 parameters.
666 * output.cc (Output_data_got::Got_entry::write): Use
667 plt_address_for_global and plt_address_for_local.
668 * layout.cc (Layout::add_target_dynamic_tags): Use size and
669 address of output section.
670 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
671 got_irelative_, and irelative_count_ fields. Update
672 declarations.
673 (Output_data_plt_i386::has_irelative_section): New function.
674 (Output_data_plt_i386::entry_count): Add irelative_count_.
675 (Output_data_plt_i386::set_final_data_size): Likewise.
676 (class Target_i386): Add got_irelative_ and rel_irelative_
677 fields. Update declarations.
678 (Target_i386::Target_i386): Initialize new fields.
679 (Target_i386::do_plt_address_for_global): New function replacing
680 do_plt_section_for_global.
681 (Target_i386::do_plt_address_for_local): New function replacing
682 do_plt_section_for_local.
683 (Target_i386::got_section): Create got_irelative_.
684 (Target_i386::rel_irelative_section): New function.
685 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
686 fields. Don't define __rel_iplt_{start,end}.
687 (Output_data_plt_i386::add_entry): Add symtab and layout
688 parameters. Change all callers. Use different PLT and GOT for
689 IFUNC symbols.
690 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
691 layout parameters. Change all callers. Use different PLT and
692 GOT.
693 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
694 (Output_data_plt_i386::rel_irelative): New function.
695 (Output_data_plt_i386::address_for_global): New function.
696 (Output_data_plt_i386::address_for_local): New function.
697 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
698 IRELATIVE GOT when changing IFUNC GOT entries.
699 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
700 reloc.
701 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
702 if we didn't create an IRELATIVE GOT.
703 (Target_i386::Relocate::relocate): Use plt_address_for_global and
704 plt_address_for_local.
705 (Target_i386::do_dynsym_value): Use plt_address_for_global.
706 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
707 got_irelative_, and irelative_count_ fields. Update
708 declarations.
709 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
710 Initialize new fields. Remove symtab parameter. Change all
711 callers.
712 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
713 irelative_count_.
714 (Output_data_plt_x86_64::has_irelative_section): New function.
715 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
716 (class Target_x86_64): Add got_irelative_ and rel_irelative_
717 fields. Update declarations.
718 (Target_x86_64::Target_x86_64): Initialize new fields.
719 (Target_x86_64::do_plt_address_for_global): New function replacing
720 do_plt_section_for_global.
721 (Target_x86_64::do_plt_address_for_local): New function replacing
722 do_plt_section_for_local.
723 (Target_x86_64::got_section): Create got_irelative_.
724 (Target_x86_64::rela_irelative_section): New function.
725 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
726 all callers. Don't create __rel_iplt_{start,end}.
727 (Output_data_plt_x86_64::add_entry): Add symtab and layout
728 parameters. Change all callers. Use different PLT and GOT for
729 IFUNC symbols.
730 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
731 layout parameters. Change all callers. Use different PLT and
732 GOT.
733 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
734 parameters. Change all callers. Use different PLT and GOT for
735 IFUNC symbols.
736 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
737 (Output_data_plt_x86_64::rela_irelative): New function.
738 (Output_data_plt_x86_64::address_for_global): New function.
739 (Output_data_plt_x86_64::address_for_local): New function.
740 (Output_data_plt_x86_64::set_final_data_size): Likewise.
741 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
742 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
743 (Target_x86_64::register_global_plt_entry): Add symtab and layout
744 parameters.
745 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
746 reloc.
747 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
748 symbols if we didn't create an IRELATIVE GOT.
749 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
750 plt_address_for_local.
751 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
752 * testsuite/ifuncvar1.c: New test file.
753 * testsuite/ifuncvar2.c: New test file.
754 * testsuite/ifuncvar3.c: New test file.
755 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
756 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
757 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
758 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
759 * testsuite/Makefile.in: Rebuild.
760
33c15b45
CC		 7612011-07-07 Cary Coutant <ccoutant@google.com>
762
763 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
764 (two_file_test_1_ndebug.o): Likewise.
765 (two_file_test_1b_ndebug.o): Likewise.
766 (two_file_test_2_ndebug.o): Likewise.
767 (two_file_test_main_ndebug.o): Likewise.
768 (incremental_test_2): Link with no-debug versions.
769
f48b5fb7
CC		 7702011-07-06 Cary Coutant <ccoutant@google.com>
771
772 * gold/incremental.cc
773 (Output_section_incremental_inputs::write_info_blocks): Check for
774 hidden and internal symbols.
775
221597a5
CC		 7762011-07-06 Cary Coutant <ccoutant@google.com>
777
778 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
779 Check disposition for startup file.
780 (Incremental_inputs::report_command_line): Ignore
781 --incremental-startup-unchanged option.
782 * options.cc (General_options::parse_incremental_startup_unchanged):
783 New function.
784 (General_options::General_options): Initialize new data member.
785 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
786 (General_options): Add --incremental-startup-unchanged option.
787 (General_options::incremental_startup_disposition): New function.
788 (General_options::incremental_startup_disposition_): New data member.
789
e24719f6
CC		 7902011-07-06 Cary Coutant <ccoutant@google.com>
791
792 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
793 input file index to Script_info ctor.
794 (Sized_incremental_binary::do_file_has_changed): Find the
795 command-line argument for files named in scripts.
796 * incremental.h (Script_info::Script_info): New ctor
797 with input file index.
798 (Script_info::input_file_index): New function.
799 (Script_info::input_file_index_): New data member.
800 (Incremental_binary::get_library): Add const.
801 (Incremental_binary::get_script_info): Add const.
802 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
803 * testsuite/Makefile.am (incremental_test_5): New test case.
804 (incremental_test_6): New test case.
805 * testsuite/Makefile.in: Regenerate.
806
8f7c81e8
CC		 8072011-07-06 Cary Coutant <ccoutant@google.com>
808
809 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
810 debug output when command lines differ.
811
9fbd3822
CC		 8122011-07-06 Cary Coutant <ccoutant@google.com>
813
814 * incremental.cc (Incremental_inputs::report_command_line): Ignore
815 --incremental-patch option.
816 * layout.cc (Free_list::allocate): Extend allocation beyond original
817 end if enabled.
818 (Layout::make_output_section): Mark sections that should get
819 patch space.
820 * options.cc (parse_percent): New function.
821 * options.h (parse_percent): New function.
822 (DEFINE_percent): New macro.
823 (General_options): Add --incremental-patch option.
824 * output.cc (Output_section::Output_section): Initialize new data
825 members.
826 (Output_section::add_input_section): Print section name when out
827 of patch space.
828 (Output_section::add_output_section_data): Likewise.
829 (Output_section::set_final_data_size): Add patch space when
830 doing --incremental-full.
831 (Output_section::do_reset_address_and_file_offset): Remove patch
832 space.
833 (Output_segment::set_section_list_addresses): Print debug output
834 only if --incremental-update.
835 * output.h (Output_section::set_is_patch_space_allowed): New function.
836 (Output_section::is_patch_space_allowed_): New data member.
837 (Output_section::patch_space_): New data member.
838 * parameters.cc (Parameters::incremental_full): New function.
839 * parameters.h (Parameters::incremental_full): New function
840 * testsuite/Makefile.am (incremental_test_2): Add test for
841 --incremental-patch option.
842 * testsuite/Makefile.in: Regenerate.
843 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
844 (t18): Remove function body.
845
f6cccc2c
DK		 8462011-07-05 Doug Kwan <dougkwan@google.com>
847
848 PR gold/12771
849 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
850 Arm_Address type for relocation result.
851 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
852 overflow check.
853 (Arm_relocate_functions::abs32): Use unaligned access.
854 (Arm_relocate_functions::rel32): Ditto.
855 (Arm_relocate_functions::prel31): Ditto.
856 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
857 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
858 static data relocations.
859 * testsuite/Makefile.in: Regnerate.
860 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
861
28a13fec
ILT		 8622011-07-05 Ian Lance Taylor <iant@google.com>
863
864 PR gold/12392
865 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
866 symbols if necessary.
867 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
868
24d47b34
ILT		 8692011-07-05 Ian Lance Taylor <iant@google.com>
870
871 PR gold/12952
872 * resolve.cc (Symbol::override_base_with_special): Simply override
873 version with special symbol version, ignoring previous version.
874
41f9cbbe
ILT		 8752011-07-05 Ian Lance Taylor <iant@google.com>
876
877 * object.cc (Sized_relobj_file::include_section_group): Add
878 information to comment about signature location.
879
886288f1
ILT		 8802011-07-02 Ian Lance Taylor <iant@google.com>
881
882 PR gold/12957
883 * options.h (class General_options): Add -f and -F.
884 * options.cc (General_options::finalize): Fatal error if -f/-F
885 are used without -shared.
886 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
887
ae3a6d4f
ILT		 8882011-07-02 Ian Lance Taylor <iant@google.com>
889
890 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
891
21131061
ILT		 8922011-07-01 Ian Lance Taylor <iant@google.com>
893
894 PR gold/12525
895 PR gold/12952
896 * resolve.cc (Symbol::override_base_with_special): Don't override
897 the version if the overriding symbol has a different name.
898 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
899 all callers. If we give an error about an undefined version,
900 define the base version if necessary.
901 * dynobj.h (class Versions): Update declaration.
902 * testsuite/weak_alias_test_5.cc: New file.
903 * testsuite/weak_alias_test.script: New file.
904 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
905 and versioned_alias have the right value, and call t2.
906 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
907 weak_alias_test_5.so.
908 (weak_alias_test_LDADD): Likewise.
909 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
910 * testsuite/Makefile.in: Rebuild.
911
611062c0
ILT		 9122011-07-01 Ian Lance Taylor <iant@google.com>
913
914 PR gold/12525
915 * options.h (class General_options): Support -z notext.
916 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
917 -Wl,-z,notext.
918 (two_file_shared_nonpic.so): Likewise.
919 (two_file_shared_mixed.so): Likewise.
920 (two_file_shared_mixed_1.so): Likewise.
921 (weak_undef_lib_nonpic.so): Likewise.
922 (alt/weak_undef_lib_nonpic.so): Likewise.
923 (tls_test_shared_nonpic.so): Likewise.
924 * testsuite/Makefile.in: Rebuild.
925
328c7c2f
ILT		 9262011-07-01 Ian Lance Taylor <iant@google.com>
927
928 PR gold/12525
929 * configure.ac: Test whether static linking works, setting
930 the automake conditional HAVE_STATIC.
931 * testsuite/Makefile.am: Disable tests using -static if
932 HAVE_STATIC is not true.
933 * configure, testsuite/Makefile.in: Rebuild.
934
02d7cd44
ILT		 9352011-07-01 Ian Lance Taylor <iant@google.com>
936
937 PR gold/12525
938 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
939 Assert if we see DW_EH_PE_indirect.
940 * target.h (Target::ehframe_datarel_base): New function.
941 (Target::do_ehframe_datarel_base): New target function.
942 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
943 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
944 function.
945
07a60597
ILT		 9462011-07-01 Ian Lance Taylor <iant@google.com>
947
948 PR gold/12571
949 * options.h (class General_options): Add
950 --ld-generated-unwind-info.
951 * ehframe.cc (Fde::write): Add address parameter. Change all
952 callers. If associated with PLT, fill in address and size.
953 (Cie::set_output_offset): Only add merge mapping if there is an
954 object.
955 (Cie::write): Add address parameter. Change all callers.
956 (Eh_frame::add_ehframe_for_plt): New function.
957 * ehframe.h (class Fde): Update declarations. Move shndx_ and
958 input_offset_ fields into union u_, with new plt field.
959 (Fde::Fde): Adjust for new union field.
960 (Fde::Fde) [Output_data version]: New constructor.
961 (Fde::add_mapping): Only add merge mapping if there is an object.
962 (class Cie): Update declarations.
963 (class Eh_frame): Declare add_ehframe_for_plt.
964 * layout.cc (Layout::layout_eh_frame): Break out code into
965 make_eh_frame_section, and call it.
966 (Layout::make_eh_frame_section): New function.
967 (Layout::add_eh_frame_for_plt): New function.
968 * layout.h (class Layout): Update declarations.
969 * merge.cc (Merge_map::add_mapping): Add assertion.
970 * i386.cc: Include "dwarf.h".
971 (class Output_data_plt_i386): Make first_plt_entry,
972 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
973 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
974 and plt_eh_frame_fde.
975 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
976 boundary. Call add_eh_frame_for_plt if appropriate.
977 * x86_64.cc: Include "dwarf.h".
978 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
979 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
980 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
981 and plt_eh_frame_fde.
982 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
983 appropriate.
984
14788a3f
ILT		 9852011-06-29 Ian Lance Taylor <iant@google.com>
986
987 PR gold/12629
988 * object.cc (Sized_relobj_file::layout_section): Change shdr
989 parameter to be const.
990 (Sized_relobj_file::layout_eh_frame_section): New function, broken
991 out of do_layout.
992 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
993 appropriate. Call layout_eh_frame_section.
994 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
995 sections.
996 * object.h (class Sized_relobj_file): Update declarations.
997
6c21fce1
ILT		 9982011-06-29 Ian Lance Taylor <iant@google.com>
999
37e41b03 1000 PR gold/12652
6c21fce1
ILT		 1001 * script.cc (Token::integer_value): Accept trailing M/m/K/k
1002 modifier.
1003 (Lex::gather_token): Accept trailing M/m/K/k for integers.
1004
4d5e4e62
ILT		 10052011-06-29 Ian Lance Taylor <iant@google.com>
1006
1007 PR gold/12675
1008 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1009 SHT_X86_64_UNWIND.
1010 * layout.cc (Layout::layout_eh_frame): Likewise.
1011
886f533a
ILT		 10122011-06-29 Ian Lance Taylor <iant@google.com>
1013
1014 PR gold/12695
1015 * layout.cc (Layout::symtab_section_shndx): New function.
1016 * layout.h (class Layout): Declare symtab_section_shndx.
1017 * output.cc (Output_section::write_header): Call it.
1018
f3ae1b28
ILT		 10192011-06-29 Ian Lance Taylor <iant@google.com>
1020
1021 PR gold/12818
1022 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1023 symbols which are not used in a relocation.
1024
aecf301f
ILT		 10252011-06-28 Ian Lance Taylor <iant@google.com>
1026
1027 PR gold/12898
1028 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1029 script create indistinguishable segments.
1030 (Layout::set_segment_offsets): Use stable_sort when sorting
1031 segments. Pass this to Compare_segments constructor.
1032 * layout.h (class Layout): Make segment_precedes non-static.
1033 (class Compare_segments): Change from struct to class. Add
1034 layout_ field. Add constructor.
1035 * script-sections.cc
1036 (Script_sections::attach_sections_using_phdrs_clause): Rename
1037 local orphan to is_orphan. Don't report failure to put empty
1038 section in segment. On attachment failure, report name of
1039 section, and attach to first PT_LOAD segment.
1040
03ef7571
ILT		 10412011-06-28 Ian Lance Taylor <iant@google.com>
1042
1043 PR gold/12934
1044 * target-select.cc (Target_selector::Target_selector): Add
1045 emulation parameter. Change all callers.
1046 (select_target_by_bfd_name): Rename from select_target_by_name.
1047 Change all callers.
1048 (select_target_by_emulation): New function.
1049 (supported_emulation_names): New function.
1050 * target-select.h (class Target_selector): Add emulation_ field.
1051 Update declarations.
1052 (Target_selector::recognize_by_bfd_name): Rename from
1053 recognize_by_name. Change all callers.
1054 (Target_selector::supported_bfd_names): Rename from
1055 supported_names. Change all callers.
1056 (Target_selector::recognize_by_emulation): New function.
1057 (Target_selector::supported_emulations): New function.
1058 (Target_selector::emulation): New function.
1059 (Target_selector::do_recognize_by_bfd_name): Rename from
1060 do_recognize_by_name. Change all callers.
1061 (Target_selector::do_supported_bfd_names): Rename from
1062 do_supported_names. Change all callers.
1063 (Target_selector::do_recognize_by_emulation): New function.
1064 (Target_selector::do_supported_emulations): New function.
1065 (select_target_by_bfd_name): Change name in declaration.
1066 (select_target_by_emulation): Declare.
1067 (supported_emulation_names): Declare.
1068 * parameters.cc (parameters_force_valid_target): Try to find
1069 target based on emulation from -m option.
1070 * options.h (class General_options): Change doc string for -m.
1071 * options.cc (help): Print emulations.
1072 (General_options::parse_V): Likewise.
1073 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1074 Add emulation parameter. Change all callers.
1075
200b2bb9
ILT		 10762011-06-28 Ian Lance Taylor <iant@google.com>
1077
1078 * target.h (class Target): Add osabi_ field.
1079 (Target::osabi): New function.
1080 (Target::set_osabi): New function.
1081 (Target::Target): Initialize osabi_.
1082 (Target::do_adjust_elf_header): Make pure virtual.
1083 (Sized_target::do_adjust_elf_header): Declare.
1084 * target.cc (Sized_target::do_adjust_elf_header): New function.
1085 (class Sized_target): Instantiate all versions.
1086 * freebsd.h (class Target_freebsd): Remove.
1087 (Target_selector_freebsd::do_recognize): Call set_osabi on
1088 Target.
1089 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1090 (Target_selector_freebsd::set_osabi): Remove.
1091 * i386.cc (class Target_i386): Inherit from Sized_target rather
1092 than Target_freebsd.
1093 * x86_64.cc (class Target_x86_64): Likewise.
1094
b3ce541e
ILT		 10952011-06-28 Ian Lance Taylor <iant@google.com>
1096
1097 * target.h (Target::can_check_for_function_pointers): Rewrite.
1098 Make non-virtual.
1099 (Target::can_icf_inline_merge_sections): Likewise.
1100 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1101 (Target::Target_info): Add can_icf_inline_merge_sections field.
1102 (Target::do_can_check_for_function_pointers): New virtual
1103 function.
1104 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1105 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1106 from can_check_for_function_pointers, move in file.
1107 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1108 section_may_have_icf_unsafe_poineters, move in file.
1109 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1110 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1111 Rename from can_check_for_function_pointers, move in file.
1112 (Target_i386::can_icf_inline_merge_sections): Remove.
1113 (Target_i386::i386_info): Initialize
1114 can_icf_inline_merge_sections.
1115 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1116 Initialize can_icf_inline_merge_sections.
1117 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1118 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1119 Rename from can_check_for_function_pointers, move in file.
1120 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1121 (Target_x86_64::x86_64_info): Initialize
1122 can_icf_inline_merge_sections.
1123 * testsuite/testfile.cc (Target_test::test_target_info):
1124 Likewise.
1125 * icf.cc (get_section_contents): Correct formatting.
1126
6d1c4efb
ILT		 11272011-06-27 Ian Lance Taylor <iant@google.com>
1128
1129 * symtab.cc (Symbol::versioned_name): New function.
1130 (Symbol_table::add_to_final_symtab): Use versioned_name when
1131 appropriate.
1132 (Symbol_table::sized_write_symbol): Likewise.
1133 * symtab.h (class Symbol): Declare versioned_name.
1134 * stringpool.h (class Stringpool_template): Add variant of add
1135 which takes a std::basic_string.
1136 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1137 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1138 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1139 (ver_test_12.o): New target.
1140 * testsuite/Makefile.in: Rebuild.
1141
57eb9b50
DK		 11422011-06-27 Doug Kwan <dougkwan@google.com>
1143
1144 * arm.cc (Arm_relocate_functions::thm_jump8,
1145 Arm_relocate_functions::thm_jump11): Use a wider signed
1146 type to compute offset.
1147 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1148 arm_thm_jump8.
1149 * testsuite/Makefile.in: Regenerate.
1150 * testsuite/arm_branch_in_range.sh: Check test results of
1151 arm_thm_jump11 and arm_thm_jump8.
1152 * testsuite/arm_thm_jump11.s: New test source file.
1153 * testsuite/arm_thm_jump11.t: New linker script.
1154 * testsuite/arm_thm_jump8.s: New test source file.
1155 * testsuite/arm_thm_jump8.t: New linker script.
1156
487b39df
ILT		 11572011-06-24 Ian Lance Taylor <iant@google.com>
1158
1159 * layout.cc: Include "object.h".
1160 (ctors_sections_in_init_array): New static variable.
1161 (Layout::is_ctors_in_init_array): New function.
1162 (Layout::layout): Add entry to ctors_sections_in_init_array if
1163 appropriate.
1164 * layout.h (class Layout): Declare is_ctors_in_init_array.
1165 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1166 is_ctors_reverse_view is set.
1167 (Sized_relobj_file::write_sections): Add layout parameter. Change
1168 all callers. Set is_ctors_reverse_view field of View_size.
1169 (Sized_relobj_file::reverse_words): New function.
1170 * object.h (Sized_relobj_file::View_size): Add
1171 is_ctors_reverse_view field.
1172 (class Sized_relobj_file): Update declarations.
1173 * testsuite/initpri3.c: New test.
1174 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1175 initpri3b.
1176 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1177 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1178 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1179 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1180 * testsuite/Makefile.in: Rebuild.
1181
472076e4
CC		 11822011-06-24 Cary Coutant <ccoutant@google.com>
1183
1184 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1185 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1186 (debug_msg_cdebug.err): New targets.
1187 * testsuite/Makefile.in: Regenerate.
1188 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1189 Fix checks for link with shared library.
1190
a60af0db
DK		 11912011-06-24 Doug Kwan <dougkwan@google.com>
1192
1193 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1194 skip empty text sections.
1195 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1196
5393d741
ILT		 11972011-06-22 Ian Lance Taylor <iant@google.com>
1198
1199 PR gold/12910
1200 * options.h (class General_options): Add --ctors-in-init-array.
1201 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1202 friends as SHT_PROGBITS for merging sections.
1203 (Layout::layout): Remove special handling of .init_array and
1204 friends. Don't sort if doing relocatable link. Sort for .ctors
1205 and .dtors if ctors_in_init_array.
1206 (Layout::make_output_section): Force correct section types for
1207 .init_array and friends. Don't sort if doing relocatable link,
1208 Don't sort .ctors and .dtors if ctors_in_init_array.
1209 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1210 (Layout::output_section_name): Add relobj parameter. Change all
1211 callers. Handle .ctors. and .dtors. in code rather than table.
1212 Handle .ctors and .dtors if ctors_in_init_array.
1213 (Layout::match_file_name): New function, moved from output.cc.
1214 * layout.h (class Layout): Update declarations.
1215 * output.cc: Include "layout.h".
1216 (Input_section_sort_entry::get_priority): New function.
1217 (Input_section_sort_entry::match_file_name): Just call
1218 Layout::match_file_name.
1219 (Output_section::Input_section_sort_init_fini_compare::operator()):
1220 Handle .ctors and .dtors. Sort by explicit priority rather than
1221 by name.
1222 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1223 * testsuite/initpri2.c: New test.
1224 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1225 (check_PROGRAMS): Add initpri2.
1226 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1227 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1228 * configure, testsuite/Makefile.in: Rebuild.
1229
e1f74f98
ILT		 12302011-06-19 Ian Lance Taylor <iant@google.com>
1231
1232 PR gold/12880
1233 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1234 .interp section to a PT_INTERP segment even if we have seen a
1235 --dynamic-linker option. Don't do it if we have seen a PHDRS
1236 clause in a linker script.
1237 (Layout::finalize): Don't create a .interp section if we've
1238 already create a PT_INTERP segment.
1239 (Layout::create_interp): Always call choose_output_section (revert
1240 patch of 2011-06-17). Don't create PT_INTERP segment.
1241 * script-sections.cc
1242 (Script_sections::create_note_and_tls_segments): Add a .interp
1243 section to a PT_INTERP segment even if we have seen a
1244 --dynamic-linker option.
1245
766f91bb
ILT		 12462011-06-18 Ian Lance Taylor <iant@google.com>
1247
1248 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1249 merely because a non-PT_LOAD segment has a dynamic reloc.
1250
0d212c3a
ILT		 12512011-06-18 Ian Lance Taylor <iant@google.com>
1252
1253 * layout.cc (Layout::finish_dynamic_section): Don't create
1254 DT_FLAGS entry if not needed.
1255
911a5072
ILT		 12562011-06-18 Ian Lance Taylor <iant@google.com>
1257
1258 PR gold/12745
1259 * layout.cc (Layout::layout_eh_frame): Correct handling of
1260 writable .eh_frame section.
1261
534b4e5f
ILT		 12622011-06-17 Ian Lance Taylor <iant@google.com>
1263
1264 PR gold/12893
1265 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1266 symbol is redefined with the exact same object and value.
1267
10b4f102
ILT		 12682011-06-17 Ian Lance Taylor <iant@google.com>
1269
1270 PR gold/12880
1271 * layout.h (class Layout): Add interp_segment_ field.
1272 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1273 (Layout::attach_allocated_section_to_segment): If making shared
1274 library, put .interp section in PT_INTERP segment.
1275 (Layout::finalize): Also call create_interp if -dynamic-linker
1276 option was used.
1277 (Layout::create_interp): Assert that there is no PT_INTERP
1278 segment. If not using a SECTIONS clause, use make_output_section.
1279 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1280 * script-sections.cc
1281 (Script_sections::create_note_and_tls_segments): If making shared
1282 library, put .interp section in PT_INTERP segment.
1283
a29b0dad
ILT		 12842011-06-17 Ian Lance Taylor <iant@google.com>
1285
e588ea8d
ILT		 1286 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1287 when making a shared library.
1288
12892011-06-17 Ian Lance Taylor <iant@google.com>
1290
1291 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1292 parameter. Change all callers. Don't issue warning about PC32
1293 against locally defined symbol.
a29b0dad 1294
9d3b0698
ILT		 12952011-06-16 Ian Lance Taylor <iant@google.com>
1296
1297 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1298 occurs in same object.
1299
85b0f90c
AM		 13002011-06-14 Alan Modra <amodra@gmail.com>
1301
1302 * po/POTFILES.in: Regenerate.
1303
a94907d9
ILT		 13042011-06-09 Ian Lance Taylor <iant@google.com>
1305
1306 * script-sections.cc
1307 (Orphan_output_section::set_section_addresses): For a relocatable
1308 link set address to 0.
1309
4fb3a1c3
CC		 13102011-06-09 Cary Coutant <ccoutant@google.com>
1311
1312 PR gold/12804
1313 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1314 used with --compress-debug-sections.
1315 * gold/object.cc (Sized_relobj_file::do_layout): Report
1316 uncompressed size of compressed input sections.
1317
61220854
CC		 13182011-06-08 Cary Coutant <ccoutant@google.com>
1319
1320 PR gold/12804
1321 * testsuite/two_file_test_2_v1.cc: Change initialization of
1322 v2 to keep it in .data.
1323
e6455dfb
CC		 13242011-06-07 Cary Coutant <ccoutant@google.com>
1325
1326 * common.cc (Symbol_table::do_allocate_commons_list): Call
1327 gold_fallback.
1328 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1329 (Errors::fallback): New function.
1330 (gold_fallback): New function.
1331 * errors.h (Errors::fallback): New function.
1332 * gold.cc (gold_exit): Change status parameter to enum; adjust
1333 all callers.
1334 (queue_initial_tasks): Call gold_fallback.
1335 * gold.h: Include cstdlib.
1336 (Exit_status): New enum type.
1337 (gold_exit): Change status parameter to enum.
1338 (gold_fallback): New function.
1339 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1340 (Layout::create_symtab_sections): Likewise.
1341 (Layout::create_shdrs): Likewise.
1342 * main.cc (main): Adjust call to gold_exit.
1343 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1344 (Output_data_got::add_got_entry_pair): Likewise.
1345 (Output_section::add_input_section): Likewise.
1346 (Output_section::add_output_section_data): Likewise.
1347 (Output_segment::set_section_list_addresses): Likewise.
1348 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1349
fb0e076f
CC		 13502011-06-07 Cary Coutant <ccoutant@google.com>
1351
1352 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1353 for incremental links.
1354 * output.cc (Output_segment::set_section_list_addresses): Remove
1355 FIXME and test for TLS or BSS.
1356
a5ee4d5d
CC		 13572011-06-07 Cary Coutant <ccoutant@google.com>
1358
1359 * testsuite/Makefile.am: Add incremental_copy_test,
1360 incremental_common_test_1.
1361 * testsuite/Makefile.in: Regenerate.
1362 * testsuite/common_test_1_v1.c: New source file.
1363 * testsuite/common_test_1_v2.c: New source file.
1364 * testsuite/copy_test_v1.cc: New source file.
1365
5146f448
CC		 13662011-06-07 Cary Coutant <ccoutant@google.com>
1367
1368 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1369 update, allocate common from bss section's free list.
1370 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1371 linker-defined symbols.
1372 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1373 Skip GOT and PLT entries that are no longer referenced.
1374 (Output_section_incremental_inputs::write_info_blocks): Mark
1375 linker-defined symbols.
1376 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1377 * output.cc (Output_section::allocate): New function.
1378 * output.h (Output_section::allocate): New function.
1379 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1380 linker-defined symbols.
1381 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1382 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1383 (Symbol::init_base_output_data): Likewise.
1384 (Symbol::init_base_output_segment): Likewise.
1385 (Symbol::init_base_constant): Likewise.
1386 (Sized_symbol::init_output_data): Likewise.
1387 (Sized_symbol::init_output_segment): Likewise.
1388 (Sized_symbol::init_constant): Likewise.
1389 (Symbol_table::do_define_in_output_data): Likewise.
1390 (Symbol_table::do_define_in_output_segment): Likewise.
1391 (Symbol_table::do_define_as_constant): Likewise.
1392 * symtab.h (Symbol::is_predefined): New function.
1393 (Symbol::init_base_output_data): Add is_predefined parameter.
1394 (Symbol::init_base_output_segment): Likewise.
1395 (Symbol::init_base_constant): Likewise.
1396 (Symbol::is_predefined_): New data member.
1397 (Sized_symbol::init_output_data): Add is_predefined parameter.
1398 (Sized_symbol::init_output_segment): Likewise.
1399 (Sized_symbol::init_constant): Likewise.
1400 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1401
26d3c67d
CC		 14022011-06-07 Cary Coutant <ccoutant@google.com>
1403
1404 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1405 instead of emit_copy_reloc.
1406 (Copy_relocs::emit_copy_reloc): Refactor.
1407 (Copy_relocs::make_copy_reloc): New function.
1408 (Copy_relocs::add_copy_reloc): Remove.
1409 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1410 section.
1411 (Copy_relocs::make_copy_reloc): New function.
1412 (Copy_relocs::add_copy_reloc): Remove.
1413 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1414 unchanged input files.
1415 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1416 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1417 Reserve BSS space for COPY relocations.
1418 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1419 (Output_section_incremental_inputs::write_info_blocks): Record
1420 whether a symbol is copied from a shared object.
1421 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1422 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1423 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1424 (Incremental_input_entry_reader::get_output_symbol_index): Add
1425 is_copy parameter.
1426 (Incremental_binary::emit_copy_relocs): New function.
1427 (Incremental_binary::do_emit_copy_relocs): New function.
1428 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1429 new data member.
1430 (Sized_incremental_binary::add_copy_reloc): New function.
1431 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1432 (Sized_incremental_binary::Copy_reloc): New struct.
1433 (Sized_incremental_binary::Copy_relocs): New typedef.
1434 (Sized_incremental_binary::copy_relocs_): New data member.
1435 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1436 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1437 * target.h (Sized_target::emit_copy_reloc): New function.
1438 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1439
7cdb37d9
CC		 14402011-06-02 Cary Coutant <ccoutant@google.com>
1441
1442 PR gold/12163
1443 * gold/archive.cc (Archive::Archive): Initialize new data member.
1444 (Archive::include_all_members): Return if archive has already been
1445 included.
1446 * gold/archive.h (Archive::include_all_members_): New data member.
1447
cc643b88
NC		 14482011-06-02 Nick Clifton <nickc@redhat.com>
1449
1450 * dynobj.h: Fix spelling mistake in comment.
1451 * output.cc: Likewise.
1452
f62a3ca7
DK		 14532011-05-31 Doug Kwan <dougkwan@google.com>
1454 Asier Llano
1455
1456 PR gold/12826
cc643b88 1457 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1458 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1459 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1460 redundant arm_exidx_test.so.
1461 * testsuite/Makefile.in: Regenerate.
1462 (check_SCRIPTS): Add pr12826.sh
1463 (check_DATA): Add pr12826.stdout
1464 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1465 * testsuite/pr12826.sh: New file.
1466 * testsuite/pr12826_1.s: Ditto.
1467 * testsuite/pr12826_1.s: Ditto.
1468
8dbe1edc
ILT		 14692011-05-30 Ian Lance Taylor <iant@google.com>
1470
1471 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1472 sections.
1473
c49875be
ILT		 14742011-05-29 Ian Lance Taylor <iant@google.com>
1475
1476 PR gold/12804
1477 * testsuite/Makefile.am: Use different file name for two_file_test
1478 temporary file for each incremental test.
1479 * testsuite/Makefile.in: Rebuild.
1480
69d53f7a
ILT		 14812011-05-29 Ian Lance Taylor <iant@google.com>
1482
1483 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1484 binary input file is empty.
1485
41d0ab5f
ILT		 14862011-05-27 Ian Lance Taylor <iant@google.com>
1487
1488 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1489 (ver_test_9.so): Likewise.
1490 * testsuite/Makefile.in: Rebuild.
1491
89d8a36b
CC		 14922011-05-26 Cary Coutant <ccoutant@google.com>
1493
1494 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1495 * incremental.cc (Incremental_inputs::report_input_section): Fix
1496 comment, indentation.
1497 (Incremental_inputs::report_comdat_group): New function.
1498 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1499 of data for incremental input file entry.
1500 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1501 group count, COMDAT group signatures.
1502 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1503 an unchanged input file.
1504 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1505 Initialize new data member.
1506 (Incremental_object_entry::add_comdat_group): New function.
1507 (Incremental_object_entry::get_comdat_group_count): New function.
1508 (Incremental_object_entry::get_comdat_signature_key): New function.
1509 (Incremental_object_entry::groups_): New data member.
1510 (Incremental_inputs::report_comdat_group): New function.
1511 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1512 data for incremental input file entry.
1513 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1514 (Incremental_input_entry_reader::get_input_section): Adjust size of
1515 data for incremental input file entry.
1516 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1517 (Incremental_input_entry_reader::get_comdat_group_signature): New
1518 function.
1519 * object.cc (Sized_relobj::include_section_group): Report kept
1520 COMDAT groups for incremental links.
1521
1706a06f
ILT		 15222011-05-24 David Meyer <pdox@google.com>
1523
1524 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1525 with name parameter. Add found_name parameter.
1526 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1527 * dirsearch.h (class Dirsearch): Update declaration.
1528
a10ae760
ILT		 15292011-05-24 Ian Lance Taylor <iant@google.com>
1530
1531 * archive.cc (Library_base::should_include_member): Pull in object
1532 from archive if it defines the entry symbol.
1533 * parameters.cc (Parameters::entry): New function.
1534 * parameters.h (class Parameters): Declare entry.
1535 * output.h (class Output_file_header): Remove entry_ field.
1536 * output.cc (Output_file_header::Output_file_header): Remove entry
1537 parameter. Change all callers.
1538 (Output_file_header::entry): Use parameters->entry.
1539 * gold.cc (queue_middle_tasks): Likewise.
1540 * plugin.cc (Plugin_hook::run): Likewise.
1541
aa92d6ed
CC		 15422011-05-24 Cary Coutant <ccoutant@google.com>
1543
1544 * gold.cc (queue_initial_tasks): Pass incremental base filename
1545 to Output_file::open_base_file; don't print error message.
1546 * incremental-dump.cc (main): Adjust call to
1547 Output_file::open_for_modification.
1548 * incremental-dump.cc (main): Likewise.
1549 * incremental.cc (Incremental_inputs::report_command_line):
1550 Ignore --incremental-base option when comparing command lines.
1551 Ignore parameter when given as separate argument.
1552 * options.h (class General_options): Add --incremental-base.
1553 * output.cc (Output_file::Output_file):
1554 (Output_file::open_base_file): Add base_name and writable parameters;
1555 read base file into new file; print error message here.
1556 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1557 callers.
1558 * output.h (Output_file::open_for_modification): Rename to...
1559 (Output_file::open_base_file): ...this; add base_name and
1560 writable parameters; adjust all callers.
1561 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1562 callers.
1563 * testsuite/Makefile.am (incremental_test_4): Test
1564 --incremental-base.
1565 * testsuite/Makefile.in: Regenerate.
1566
2eedd706
CC		 15672011-05-24 Cary Coutant <ccoutant@google.com>
1568
1569 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1570 incremental_test_4.
1571 * testsuite/Makefile.in: Regenerate.
1572 * testsuite/two_file_test_1_v1.cc: New test source file.
1573 * testsuite/two_file_test_1b_v1.cc: New test source file.
1574 * testsuite/two_file_test_2_v1.cc: New test source file.
1575
0f1c85a6
CC		 15762011-05-24 Cary Coutant <ccoutant@google.com>
1577
1578 * dynobj.h (Dynobj::do_dynobj): New function.
1579 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1580 flag and soname for shared objects.
1581 * incremental.cc (Incremental_inputs::report_object): Make
1582 either Incremental_object_entry or Incremental_dynobj_entry; add
1583 soname to string table.
1584 (Incremental_inputs::report_input_section): Add assertion.
1585 (Output_section_incremental_inputs::set_final_data_size): Adjust
1586 type of input file entry for shared libraries; adjust size of
1587 shared library info entry.
1588 (Output_section_incremental_inputs::write_input_files): Write
1589 as_needed flag for shared libraries.
1590 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1591 of input file entry for shared libraries; write soname.
1592 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1593 soname from incremental info.
1594 * incremental.h (enum Incremental_input_flags): Add
1595 INCREMENTAL_INPUT_AS_NEEDED.
1596 (Incremental_input_entry::Incremental_input_entry): Initialize new
1597 data member.
1598 (Incremental_input_entry::set_as_needed): New function.
1599 (Incremental_input_entry::as_needed): New function.
1600 (Incremental_input_entry::do_dynobj_entry): New function.
1601 (Incremental_input_entry::as_needed_): New data member.
1602 (Incremental_object_entry::Incremental_object_entry): Don't check
1603 for shared library.
1604 (Incremental_object_entry::do_type): Likewise.
1605 (class Incremental_dynobj_entry): New class.
1606 (Incremental_input_entry_reader::as_needed): New function.
1607 (Incremental_input_entry_reader::get_soname): New function.
1608 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1609 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1610 size of shared library info entry.
1611 * layout.cc (Layout::finish_dynamic_section): Don't test for
1612 incremental link when adding DT_NEEDED entries.
1613 * object.h (Object::Object): Initialize new data member.
1614 (Object::dynobj): New function.
1615 (Object::set_as_needed): New function.
1616 (Object::as_needed): New function.
1617 (Object::do_dynobj): New function.
1618 (Object::as_needed_): New data member.
1619
6fa2a40b
CC		 16202011-05-24 Cary Coutant <ccoutant@google.com>
1621
1622 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1623 info; adjust display of GOT entries.
1624 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1625 vector of input objects; remove file_status_.
1626 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1627 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1628 got_plt reader; call target hooks to reserve GOT entries.
1629 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1630 of input file info header and GOT info entry.
1631 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1632 relocation info.
1633 (Got_plt_view_info::got_descriptor): Remove.
1634 (Got_plt_view_info::sym_index): New data member.
1635 (Got_plt_view_info::input_index): New data member.
1636 (Local_got_offset_visitor::visit): Write input file index.
1637 (Global_got_offset_visitor::visit): Write 0 for input file index.
1638 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1639 with sym_index and input_index.
1640 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1641 incremental info GOT entry; replace got_descriptor with input_index.
1642 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1643 map from input file index to object.
1644 (Sized_relobj_incr::do_layout): Replace direct data member reference
1645 with accessor function.
1646 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1647 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1648 Adjust size of input file info header.
1649 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1650 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1651 (Incremental_input_entry_reader::get_input_section): Adjust size of
1652 input file info header.
1653 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1654 of incremental info GOT entry.
1655 (Incremental_got_plt_reader::get_got_desc): Remove.
1656 (Incremental_got_plt_reader::get_got_symndx): New function.
1657 (Incremental_got_plt_reader::get_got_input_index): New function.
1658 (Sized_incremental_binary::Sized_incremental_binary): Remove
1659 file_status_; add input_objects_.
1660 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1661 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1662 (Sized_incremental_binary::file_is_unchanged): Remove.
1663 (Sized_incremental_binary::set_input_object): New function.
1664 (Sized_incremental_binary::input_object): New function.
1665 (Sized_incremental_binary::file_status_): Remove.
1666 (Sized_incremental_binary::input_objects_): New data member.
1667 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1668 references.
1669 (Sized_relobj_incr::invalid_address): Move to base class.
1670 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1671 class.
1672 (Sized_relobj_incr::do_output_section_offset): Likewise.
1673 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1674 (Sized_relobj_incr::section_offsets_): Likewise.
1675 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1676 function.
1677 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1678 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1679 with accessor function.
1680 (Sized_relobj_file::do_layout): Likewise.
1681 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1682 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1683 (Sized_relobj_file::compute_final_local_value): Replace refs to
1684 section_offsets_ with accessor function.
1685 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1686 * object.h (Relobj::Relobj): Initialize new data members.
1687 (Relobj::add_dyn_reloc): New function.
1688 (Relobj::first_dyn_reloc): New function.
1689 (Relobj::dyn_reloc_count): New function.
1690 (Relobj::first_dyn_reloc_): New data member.
1691 (Relobj::dyn_reloc_count_): New data member.
1692 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1693 references.
1694 (Sized_relobj::Address): New typedef.
1695 (Sized_relobj::invalid_address): Move here from child class.
1696 (Sized_relobj::Sized_relobj): Initialize new data members.
1697 (Sized_relobj::sized_relobj): New function.
1698 (Sized_relobj::is_output_section_offset_invalid): Move here from
1699 child class.
1700 (Sized_relobj::get_output_section_offset): Likewise.
1701 (Sized_relobj::local_has_got_offset): Likewise.
1702 (Sized_relobj::local_got_offset): Likewise.
1703 (Sized_relobj::set_local_got_offset): Likewise.
1704 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1705 (Sized_relobj::clear_got_offsets): New function.
1706 (Sized_relobj::section_offsets): Move here from child class.
1707 (Sized_relobj::do_output_section_offset): Likewise.
1708 (Sized_relobj::do_set_section_offset): Likewise.
1709 (Sized_relobj::Local_got_offsets): Likewise.
1710 (Sized_relobj::local_got_offsets_): Likewise.
1711 (Sized_relobj::section_offsets_): Likewise.
1712 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1713 references.
1714 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1715 class.
1716 (Sized_relobj_file::sized_relobj): New function
1717 (Sized_relobj_file::local_has_got_offset): Move to base class.
1718 (Sized_relobj_file::local_got_offset): Likewise.
1719 (Sized_relobj_file::set_local_got_offset): Likewise.
1720 (Sized_relobj_file::get_output_section_offset): Likewise.
1721 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1722 (Sized_relobj_file::do_output_section_offset): Likewise.
1723 (Sized_relobj_file::do_set_section_offset): Likewise.
1724 (Sized_relobj_file::Local_got_offsets): Likewise.
1725 (Sized_relobj_file::local_got_offsets_): Likewise.
1726 (Sized_relobj_file::section_offsets_): Likewise.
1727 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1728 (all constructors).
1729 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1730 (Output_reloc::get_symbol_index): Likewise.
1731 (Output_reloc::local_section_offset): Likewise.
1732 (Output_reloc::get_address): Likewise.
1733 (Output_reloc::symbol_value): Likewise.
1734 (Output_data_got::reserve_slot): Move to class definition.
1735 (Output_data_got::reserve_local): New function.
1736 (Output_data_got::reserve_slot_for_global): Remove.
1737 (Output_data_got::reserve_global): New function.
1738 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1739 (all constructors, two instantiations).
1740 (Output_reloc::get_relobj): New function (two instantiations).
1741 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1742 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1743 (Output_data_reloc::add_global): Adjust type of relobj.
1744 (Output_data_reloc::add_global_relative): Likewise.
1745 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1746 (Output_data_reloc::add_local): Likewise.
1747 (Output_data_reloc::add_local_relative): Likewise.
1748 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1749 (Output_data_reloc::add_local_section): Likewise.
1750 (Output_data_reloc::add_output_section): Likewise.
1751 (Output_data_reloc::add_absolute): Likewise.
1752 (Output_data_reloc::add_target_specific): Likewise.
1753 (Output_data_got::reserve_slot): Move definition here.
1754 (Output_data_got::reserve_local): New function.
1755 (Output_data_got::reserve_global): New function.
1756 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1757 section_offsets_ with accessor function.
1758 (Sized_relobj_file::write_sections): Likewise.
1759 (Sized_relobj_file::do_relocate_sections): Likewise.
1760 * target.h (Sized_target::reserve_local_got_entry): New function.
1761 (Sized_target::reserve_global_got_entry): New function.
1762 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1763 (Target_x86_64::reserve_global_got_entry): New function.
1764 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1765
4829d394
CC		 17662011-05-23 Cary Coutant <ccoutant@google.com>
1767
1768 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1769 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1770 bit when checking got_type.
1771 * incremental.cc (Sized_incremental_binary::setup_readers):
1772 Store symbol table and string table locations; initialize bit vector
1773 of file status flags.
1774 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1775 unchanged files.
1776 (Sized_incremental_binary::do_process_got_plt): New function.
1777 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1778 (Output_section_incremental_inputs::set_final_data_size): Record
1779 file index for each input file.
1780 (Output_section_incremental_inputs::write_got_plt): Store file index
1781 instead of input entry offset for each GOT entry.
1782 * incremental.h
1783 (Incremental_input_entry::Incremental_input_entry): Initialize new
1784 data member.
1785 (Incremental_input_entry::set_offset): Store file index.
1786 (Incremental_input_entry::get_file_index): New function.
1787 (Incremental_input_entry::file_index_): New data member.
1788 (Incremental_binary::process_got_plt): New function.
1789 (Incremental_binary::do_process_got_plt): New function.
1790 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1791 data members.
1792 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1793 (Sized_incremental_binary::set_file_is_unchanged): New function.
1794 (Sized_incremental_binary::file_is_unchanged): New function.
1795 (Sized_incremental_binary::do_process_got_plt): New function.
1796 (Sized_incremental_binary::file_status_): New data member.
1797 (Sized_incremental_binary::main_symtab_loc_): New data member.
1798 (Sized_incremental_binary::main_strtab_loc_): New data member.
1799 * output.cc (Output_data_got::Got_entry::write): Add case
1800 RESERVED_CODE.
1801 (Output_data_got::add_global): Call add_got_entry.
1802 (Output_data_got::add_global_plt): Likewise.
1803 (Output_data_got::add_global_with_rel): Likewise.
1804 (Output_data_got::add_global_with_rela): Likewise.
1805 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1806 (Output_data_got::add_global_pair_with_rela): Likewise.
1807 (Output_data_got::add_local): Call add_got_entry.
1808 (Output_data_got::add_local_plt): Likewise.
1809 (Output_data_got::add_local_with_rel): Likewise.
1810 (Output_data_got::add_local_with_rela): Likewise.
1811 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1812 (Output_data_got::add_local_pair_with_rela): Likewise.
1813 (Output_data_got::reserve_slot): New function.
1814 (Output_data_got::reserve_slot_for_global): New function.
1815 (Output_data_got::add_got_entry): New function.
1816 (Output_data_got::add_got_entry_pair): New function.
1817 (Output_section::add_output_section_data): Edit FIXME.
1818 * output.h
1819 (Output_section_data_build::Output_section_data_build): New
1820 constructor with size parameter.
1821 (Output_data_space::Output_data_space): Likewise.
1822 (Output_data_got::Output_data_got): Initialize new data member; new
1823 constructor with size parameter.
1824 (Output_data_got::add_constant): Call add_got_entry.
1825 (Output_data_got::reserve_slot): New function.
1826 (Output_data_got::reserve_slot_for_global): New function.
1827 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1828 (Output_data_got::add_got_entry): New function.
1829 (Output_data_got::add_got_entry_pair): New function.
1830 (Output_data_got::free_list_): New data member.
1831 * target.h (Sized_target::init_got_plt_for_update): New function.
1832 (Sized_target::register_global_plt_entry): New function.
1833 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1834 Initialize new data member; call init; add constructor with PLT count.
1835 (Output_data_plt_x86_64::init): New function.
1836 (Output_data_plt_x86_64::add_relocation): New function.
1837 (Output_data_plt_x86_64::reserve_slot): New function.
1838 (Output_data_plt_x86_64::free_list_): New data member.
1839 (Target_x86_64::init_got_plt_for_update): New function.
1840 (Target_x86_64::register_global_plt_entry): New function.
1841 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1842 incremental updates.
1843 (Output_data_plt_x86_64::add_relocation): New function.
1844 * testsuite/object_unittest.cc (Object_test): Set default options.
1845
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ILT		 18462011-05-16 Ian Lance Taylor <iant@google.com>
1847
1848 * options.h (class General_options): Make -i a synonym for -r.
1849
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ILT		 18502011-05-16 Ian Lance Taylor <iant@google.com>
1851
1852 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1853
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CC		 18542011-05-10 Cary Coutant <ccoutant@google.com>
1855
1856 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1857 strip_all (-s).
1858
5b7b7d6e
ILT		 18592011-05-06 Ian Lance Taylor <iant@google.com>
1860
1861 * layout.cc (Layout::layout): If the output section flags change,
1862 update the ordering.
1863
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CC		 18642011-04-25 Cary Coutant <ccoutant@google.com>
1865
1866 * incremental-dump.cc (dump_incremental_inputs): Print local
1867 symbol info for each input file.
1868 * incremental.cc
1869 (Output_section_incremental_inputs::set_final_data_size): Add local
1870 symbol info to input file entries in incremental info.
1871 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1872 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1873 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1874 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1875 implementation.
1876 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1877 (Sized_incr_relobj::do_relocate): Write the local symbols.
1878 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1879 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1880 Adjust size of input file header.
1881 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1882 (Incremental_inputs_reader::get_local_symbol_count): New function.
1883 (Incremental_inputs_reader::get_input_section): Adjust size of input
1884 file header.
1885 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1886 (Sized_incr_relobj::This): New typedef.
1887 (Sized_incr_relobj::sym_size): New const data member.
1888 (Sized_incr_relobj::Local_symbol): New struct.
1889 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1890 (Sized_incr_relobj::do_local_symbol_offset): New function.
1891 (Sized_incr_relobj::local_symbol_count_): New data member.
1892 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1893 (Sized_incr_relobj::local_symbol_index_): New data member.
1894 (Sized_incr_relobj::local_symbol_offset_): New data member.
1895 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1896 (Sized_incr_relobj::local_symbols_): New data member.
1897 * object.h (Relobj::output_local_symbol_count): New function.
1898 (Relobj::local_symbol_offset): New function.
1899 (Relobj::do_output_local_symbol_count): New function.
1900 (Relobj::do_local_symbol_offset): New function.
1901 (Sized_relobj::do_output_local_symbol_count): New function.
1902 (Sized_relobj::do_local_symbol_offset): New function.
1903
d0a9ace3
ILT		 19042011-04-22 Vladimir Simonov <sv@sw.ru>
1905
1906 * descriptors.cc (set_close_on_exec): New function.
1907 (Descriptors::open): Use set_close_on_exec.
1908 * output.cc (S_ISLNK): Define if not defined.
1909
94a3fc8b
CC		 19102011-04-22 Cary Coutant <ccoutant@google.com>
1911
1912 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1913 global symbol map.
1914 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1915 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1916 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1917 relocations.
1918 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1919 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1920 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1921 * incremental.h
1922 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1923 function.
1924 (Incremental_binary::apply_incremental_relocs): New function.
1925 (Incremental_binary::do_apply_incremental_relocs): New function.
1926 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1927 data member.
1928 (Sized_incremental_binary::add_global_symbol): New function.
1929 (Sized_incremental_binary::global_symbol): New function.
1930 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1931 (Sized_incremental_binary::symbol_map_): New data member.
1932 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1933 * target.h (Sized_target::apply_relocation): New function.
1934 * target-reloc.h (apply_relocation): New function.
1935 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1936
c87e4302
DK		 19372011-04-22 Doug Kwan <dougkwan@google.com>
1938
1939 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1940 flag of a SHT_ARM_EXIDX section.
1941 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1942 * testsuite/Makefile.in: Regenerate.
1943 * testsuite/arm_exidx_test.s: New file.
1944 * testsuite/arm_exidx_test.sh: Same.
1945
e7782cf6
CC		 19462011-04-20 Cary Coutant <ccoutant@google.com>
1947
1948 PR gold/12689
1949 * archive.h (Incremental_archive_entry::Archive_member):
1950 Initialize arg_serial_ (second constructor).
1951
308ecdc7
ILT		 19522011-04-17 Ian Lance Taylor <iant@google.com>
1953
1954 * object.cc (Relocate_info::location): Simplify location string.
1955 * errors.cc (Errors::error_at_location): Don't print program
1956 name.
1957 (Errors::warning_at_location): Likewise.
1958 (Errors::undefined_symbol): Likewise.
1959 * testsuite/debug_msg.sh: Update accordingly.
1960
bec5b579
CC		 19612011-04-14 Cary Coutant <ccoutant@google.com>
1962
1963 * gold/layout.cc (Layout::symtab_section_offset): New function.
1964 * gold/layout.h (Layout::symtab_section_offset): New function.
1965 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1966
88597d34
ILT		 19672011-04-12 Ian Lance Taylor <iant@google.com>
1968
1969 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1970 with MREMAP_MAYMOVE.
1971 * output.h (class Output_file): Add map_is_allocated_ field.
1972 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1973 not available, provide stubs. If mremap is not available, #define
1974 it to gold_mremap.
1975 (MREMAP_MAYMOVE): Define if not defined.
1976 (Output_file::Output_file): Initialize map_is_allocated_.
1977 (Output_file::resize): Check map_is_allocated_.
1978 (Output_file::map_anonymous): If mmap fails, use malloc.
1979 (Output_file::unmap): Don't do anything for an anonymous map.
1980 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1981 is not available, provide stubs.
1982 (File_read::View::~View): Use free rather than delete[].
1983 (File_read::make_view): Use malloc rather than new[]. If mmap
1984 fails, use malloc.
1985 (File_read::find_or_make_view): Use malloc rather than new[].
1986 * gold.h: Remove HAVE_REMAP code.
1987 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1988 exists. Rename mremap to gold_mremap. If mmap is not available
1989 don't do anything.
1990 * configure, config.in: Rebuild.
1991
11e361bc
ILT		 19922011-04-11 Ian Lance Taylor <iant@google.com>
1993
1994 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1995 initialize local variable v.
1996
cdc29364
CC		 19972011-04-11 Cary Coutant <ccoutant@google.com>
1998
1999 * archive.cc (Archive::include_member): Adjust call to
2000 report_object.
2001 (Add_archive_symbols::run): Track argument serial numbers.
2002 (Lib_group::include_member): Likewise.
2003 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
2004 * archive.h (Incremental_archive_entry::Archive_member):
2005 Initialize arg_serial_.
2006 (Archive_member::arg_serial_): New data member.
2007 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2008 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2009 incremental link.
2010 (Sized_dynobj::do_for_all_local_got_entries): New function.
2011 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2012 function.
2013 * fileread.cc (get_mtime): New function.
2014 * fileread.h (get_mtime): New function.
2015 * gold.cc (queue_initial_tasks): Check for incremental update.
2016 (process_incremental_input): New function.
2017 (queue_middle_tasks): Don't force valid target for incremental
2018 update.
2019 * incremental-dump.cc (find_input_containing_global): Adjust
2020 size of symbol info entry.
2021 (dump_incremental_inputs): Dump argument serial number and
2022 in_system_directory flag; bias shndx by 1; print symbol names
2023 when dumping per-file symbol lists; use new symbol info readers.
2024 * incremental.cc
2025 (Output_section_incremental_inputs:update_data_size): New function.
2026 (Sized_incremental_binary::setup_readers): Setup input readers
2027 for each input file; build maps for files added from libraries
2028 and scripts.
2029 (Sized_incremental_binary::check_input_args): New function.
2030 (Sized_incremental_binary::do_check_inputs): Build map of argument
2031 serial numbers to input arguments.
2032 (Sized_incremental_binary::do_file_has_changed): Rename
2033 do_file_is_unchanged to this; compare file modification times.
2034 (Sized_incremental_binary::do_init_layout): New function.
2035 (Sized_incremental_binary::do_reserve_layout): New function.
2036 (Sized_incremental_binary::do_get_input_reader): Remove.
2037 (Sized_incremental_binary::get_symtab_view): New function.
2038 (Incremental_checker::can_incrementally_link_output_file): Remove.
2039 (Incremental_inputs::report_command_line): Exclude --debug options.
2040 (Incremental_inputs::report_archive_begin): Add parameter; track
2041 argument serial numbers; don't put input file entry for archive
2042 before archive members.
2043 (Incremental_inputs::report_archive_end): Put input file entry
2044 for archive after archive members.
2045 (Incremental_inputs::report_object): Add parameter; track argument
2046 serial numbers and in_system_directory flag.
2047 (Incremental_inputs::report_script): Add parameter; track argument
2048 serial numbers.
2049 (Output_section_incremental_inputs::set_final_data_size): Adjust
2050 size of symbol info entry; check for forwarding symbols.
2051 (Output_section_incremental_inputs::write_input_files): Write
2052 in_system_directory flag and argument serial number.
2053 (Output_section_incremental_inputs::write_info_blocks): Map section
2054 indices between incremental info and original input file; store
2055 input section index for each symbol.
2056 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2057 change operator() to visit().
2058 (class Global_got_offset_visitor): Likewise.
2059 (class Global_symbol_visitor_got_plt):
2060 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2061 classes.
2062 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2063 (Sized_incr_relobj::do_read_symbols): New function.
2064 (Sized_incr_relobj::do_layout): New function.
2065 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2066 (Sized_incr_relobj::do_add_symbols): New function.
2067 (Sized_incr_relobj::do_should_include_member): New function.
2068 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2069 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2070 (Sized_incr_relobj::do_section_size): New function.
2071 (Sized_incr_relobj::do_section_name): New function.
2072 (Sized_incr_relobj::do_section_contents): New function.
2073 (Sized_incr_relobj::do_section_flags): New function.
2074 (Sized_incr_relobj::do_section_entsize): New function.
2075 (Sized_incr_relobj::do_section_address): New function.
2076 (Sized_incr_relobj::do_section_type): New function.
2077 (Sized_incr_relobj::do_section_link): New function.
2078 (Sized_incr_relobj::do_section_info): New function.
2079 (Sized_incr_relobj::do_section_addralign): New function.
2080 (Sized_incr_relobj::do_initialize_xindex): New function.
2081 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2082 (Sized_incr_relobj::do_read_relocs): New function.
2083 (Sized_incr_relobj::do_gc_process_relocs): New function.
2084 (Sized_incr_relobj::do_scan_relocs): New function.
2085 (Sized_incr_relobj::do_count_local_symbols): New function.
2086 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2087 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2088 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2089 (Sized_incr_relobj::do_relocate): New function.
2090 (Sized_incr_relobj::do_set_section_offset): New function.
2091 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2092 (Sized_incr_dynobj::do_read_symbols): New function.
2093 (Sized_incr_dynobj::do_layout): New function.
2094 (Sized_incr_dynobj::do_add_symbols): New function.
2095 (Sized_incr_dynobj::do_should_include_member): New function.
2096 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2097 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2098 (Sized_incr_dynobj::do_section_size): New function.
2099 (Sized_incr_dynobj::do_section_name): New function.
2100 (Sized_incr_dynobj::do_section_contents): New function.
2101 (Sized_incr_dynobj::do_section_flags): New function.
2102 (Sized_incr_dynobj::do_section_entsize): New function.
2103 (Sized_incr_dynobj::do_section_address): New function.
2104 (Sized_incr_dynobj::do_section_type): New function.
2105 (Sized_incr_dynobj::do_section_link): New function.
2106 (Sized_incr_dynobj::do_section_info): New function.
2107 (Sized_incr_dynobj::do_section_addralign): New function.
2108 (Sized_incr_dynobj::do_initialize_xindex): New function.
2109 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2110 (make_sized_incremental_object): New function.
2111 (Incremental_library::copy_unused_symbols): New function.
2112 (Incremental_library::do_for_all_unused_symbols): New function.
2113 * incremental.h (enum Incremental_input_flags): New type.
2114 (class Incremental_checker): Remove.
2115 (Incremental_input_entry::Incremental_input_entry): Add argument
2116 serial number.
2117 (Incremental_input_entry::arg_serial): New function.
2118 (Incremental_input_entry::set_is_in_system_directory): New function.
2119 (Incremental_input_entry::is_in_system_directory): New function.
2120 (Incremental_input_entry::arg_serial_): New data member.
2121 (Incremental_input_entry::is_in_system_directory_): New data member.
2122 (class Script_info): Move here from script.h.
2123 (Script_info::Script_info): Add filename parameter.
2124 (Script_info::filename): New function.
2125 (Script_info::filename_): New data member.
2126 (Incremental_script_entry::Incremental_script_entry): Add argument
2127 serial number.
2128 (Incremental_object_entry::Incremental_object_entry): Likewise.
2129 (Incremental_object_entry::add_input_section): Build list of input
2130 sections with map to original shndx.
2131 (Incremental_object_entry::get_input_section_index): New function.
2132 (Incremental_object_entry::shndx_): New data member.
2133 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2134 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2135 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2136 serial number.
2137 (Incremental_inputs::report_archive_begin): Likewise.
2138 (Incremental_inputs::report_object): Likewise.
2139 (Incremental_inputs::report_script): Likewise.
2140 (class Incremental_global_symbol_reader): New class.
2141 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2142 and store flags and input file type.
2143 (Incremental_input_entry_reader::arg_serial): New function.
2144 (Incremental_input_entry_reader::type): Extract type from flags.
2145 (Incremental_input_entry_reader::is_in_system_directory): New function.
2146 (Incremental_input_entry_reader::get_input_section_count): Call
2147 accessor function for type.
2148 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2149 function for type; adjust size of global symbol entry.
2150 (Incremental_input_entry_reader::get_global_symbol_count): Call
2151 accessor function for type.
2152 (Incremental_input_entry_reader::get_object_count): Likewise.
2153 (Incremental_input_entry_reader::get_object_offset): Likewise.
2154 (Incremental_input_entry_reader::get_member_count): Likewise.
2155 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2156 (Incremental_input_entry_reader::get_member_offset): Likewise.
2157 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2158 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2159 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2160 (Incremental_input_entry_reader::get_global_symbol_reader): New
2161 function.
2162 (Incremental_input_entry_reader::get_output_symbol_index): New
2163 function.
2164 (Incremental_input_entry_reader::type_): Remove.
2165 (Incremental_input_entry_reader::flags_): New data member.
2166 (Incremental_inputs_reader::input_file_offset): New function.
2167 (Incremental_inputs_reader::input_file_index): New function.
2168 (Incremental_inputs_reader::input_file): Call input_file_offset.
2169 (Incremental_inputs_reader::input_file_at_offset): New function.
2170 (Incremental_relocs_reader::get_r_type): Reformat.
2171 (Incremental_relocs_reader::get_r_shndx): Reformat.
2172 (Incremental_relocs_reader::get_r_offset): Reformat.
2173 (Incremental_relocs_reader::data): New function.
2174 (Incremental_binary::Incremental_binary): Initialize new data members.
2175 (Incremental_binary::check_inputs): Add cmdline parameter.
2176 (Incremental_binary::file_is_unchanged): Remove.
2177 (Input_reader::arg_serial): New function.
2178 (Input_reader::get_unused_symbol_count): New function.
2179 (Input_reader::get_unused_symbol): New function.
2180 (Input_reader::do_arg_serial): New function.
2181 (Input_reader::do_get_unused_symbol_count): New function.
2182 (Input_reader::do_get_unused_symbol): New function.
2183 (Incremental_binary::input_file_count): New function.
2184 (Incremental_binary::get_input_reader): Change signature to use
2185 index instead of filename.
2186 (Incremental_binary::file_has_changed): New function.
2187 (Incremental_binary::get_input_argument): New function.
2188 (Incremental_binary::get_library): New function.
2189 (Incremental_binary::get_script_info): New function.
2190 (Incremental_binary::init_layout): New function.
2191 (Incremental_binary::reserve_layout): New function.
2192 (Incremental_binary::output_file): New function.
2193 (Incremental_binary::do_check_inputs): New function.
2194 (Incremental_binary::do_file_is_unchanged): Remove.
2195 (Incremental_binary::do_file_has_changed): New function.
2196 (Incremental_binary::do_init_layout): New function.
2197 (Incremental_binary::do_reserve_layout): New function.
2198 (Incremental_binary::do_input_file_count): New function.
2199 (Incremental_binary::do_get_input_reader): Change signature.
2200 (Incremental_binary::input_args_map_): New data member.
2201 (Incremental_binary::library_map_): New data member.
2202 (Incremental_binary::script_map_): New data member.
2203 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2204 new data members.
2205 (Sized_incremental_binary::output_section): New function.
2206 (Sized_incremental_binary::inputs_reader): Add const.
2207 (Sized_incremental_binary::symtab_reader): Add const.
2208 (Sized_incremental_binary::relocs_reader): Add const.
2209 (Sized_incremental_binary::got_plt_reader): Add const.
2210 (Sized_incremental_binary::get_symtab_view): New function.
2211 (Sized_incremental_binary::Inputs_reader): New typedef.
2212 (Sized_incremental_binary::Input_entry_reader): New typedef.
2213 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2214 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2215 (Sized_incremental_binary::do_file_has_changed): New function.
2216 (Sized_incremental_binary::do_init_layout): New function.
2217 (Sized_incremental_binary::do_reserve_layout): New function.
2218 (Sized_input_reader::Inputs_reader): Remove.
2219 (Sized_input_reader::Input_entry_reader): Remove.
2220 (Sized_input_reader::do_arg_serial): New function.
2221 (Sized_input_reader::do_get_unused_symbol_count): New function.
2222 (Sized_input_reader::do_get_unused_symbol): New function.
2223 (Sized_incremental_binary::do_input_file_count): New function.
2224 (Sized_incremental_binary::do_get_input_reader): Change signature;
2225 use index instead of filename.
2226 (Sized_incremental_binary::section_map_): New data member.
2227 (Sized_incremental_binary::input_entry_readers_): New data member.
2228 (class Sized_incr_relobj): New class.
2229 (class Sized_incr_dynobj): New class.
2230 (make_sized_incremental_object): New function.
2231 (class Incremental_library): New class.
2232 * layout.cc (Free_list::num_lists): New static data member.
2233 (Free_list::num_nodes): New static data member.
2234 (Free_list::num_removes): New static data member.
2235 (Free_list::num_remove_visits): New static data member.
2236 (Free_list::num_allocates): New static data member.
2237 (Free_list::num_allocate_visits): New static data member.
2238 (Free_list::init): New function.
2239 (Free_list::remove): New function.
2240 (Free_list::allocate): New function.
2241 (Free_list::dump): New function.
2242 (Free_list::print_stats): New function.
2243 (Layout_task_runner::run): Resize output file for incremental updates.
2244 (Layout::Layout): Initialize new data members.
2245 (Layout::set_incremental_base): New function.
2246 (Layout::init_fixed_output_section): New function.
2247 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2248 incremental updates.
2249 (Layout::create_gold_note): Do not create gold note section for
2250 incremental updates.
2251 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2252 for incremental updates.
2253 (Layout::set_section_offsets): For incremental updates, allocate space
2254 from free list.
2255 (Layout::create_symtab_sections): Layout with offsets relative to
2256 start of section; for incremental updates, allocate space from free
2257 list.
2258 (Layout::create_shdrs): For incremental updates, allocate space from
2259 free list.
2260 (Layout::finish_dynamic_section): For incremental updates, do not
2261 check --as-needed (fixed in subsequent patch).
2262 * layout.h (class Free_list): New class.
2263 (Layout::set_incremental_base): New function.
2264 (Layout::incremental_base): New function.
2265 (Layout::init_fixed_output_section): New function.
2266 (Layout::allocate): New function.
2267 (Layout::incremental_base_): New data member.
2268 (Layout::free_list_): New data member.
2269 * main.cc (main): Print Free_list statistics.
2270 * object.cc (Relobj::finalize_incremental_relocs): Add
2271 clear_counts parameter; clear counts only when clear_counts is set.
2272 (Sized_relobj::Sized_relobj): Initialize new base class.
2273 (Sized_relobj::do_layout): Don't report special sections.
2274 (Sized_relobj::do_for_all_local_got_entries): New function.
2275 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2276 symtab_off to all symbol table offsets.
2277 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2278 * object.h (class Got_offset_list): Move to top of file.
2279 (Object::Object): Allow case where input_file == NULL.
2280 (Object::~Object): Likewise.
2281 (Object::input_file): Assert that input_file != NULL.
2282 (Object::lock): Allow case where input_file == NULL.
2283 (Object::unlock): Likewise.
2284 (Object::is_locked): Likewise.
2285 (Object::token): Likewise.
2286 (Object::release): Likewise.
2287 (Object::is_incremental): New function.
2288 (Object::get_mtime): New function.
2289 (Object::for_all_local_got_entries): New function.
2290 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2291 (Object::set_is_in_system_directory): New function.
2292 (Object::is_in_system_directory): New function.
2293 (Object::do_is_incremental): New function.
2294 (Object::do_get_mtime): New function.
2295 (Object::do_for_all_local_got_entries): New function.
2296 (Object::is_in_system_directory_): New data member.
2297 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2298 (class Sized_relobj_base): New class.
2299 (class Sized_relobj): Derive from Sized_relobj_base.
2300 (class Sized_relobj::Symbols): Redeclare from base class.
2301 (class Sized_relobj::local_got_offset_list): Remove.
2302 (class Sized_relobj::Output_sections): Redeclare from base class.
2303 (class Sized_relobj::do_for_all_local_got_entries): New function.
2304 (class Sized_relobj::write_local_symbols): Add offset parameter.
2305 (class Sized_relobj::local_symbol_offset_): Update comment.
2306 (class Sized_relobj::local_dynsym_offset_): Update comment.
2307 * options.cc (Input_arguments::add_file): Remove const.
2308 * options.h (Input_file_argument::Input_file_argument):
2309 Initialize arg_serial_ (all constructors).
2310 (Input_file_argument::set_arg_serial): New function.
2311 (Input_file_argument::arg_serial): New function.
2312 (Input_file_argument::arg_serial_): New data member.
2313 (Input_arguments::Input_arguments): Initialize file_count_.
2314 (Input_arguments::add_file): Remove const.
2315 (Input_arguments::number_of_input_files): New function.
2316 (Input_arguments::file_count_): New data member.
2317 (Command_line::number_of_input_files): Call
2318 Input_arguments::number_of_input_files.
2319 * output.cc (Output_segment_headers::Output_segment_headers):
2320 Set current size.
2321 (Output_section::Input_section::current_data_size): New function.
2322 (Output_section::Output_section): Initialize new data members.
2323 (Output_section::add_input_section): Don't do merge sections for
2324 an incremental link; allocate space from free list for an
2325 incremental update.
2326 (Output_section::add_output_section_data): Allocate space from
2327 free list for an incremental update.
2328 (Output_section::update_data_size): New function.
2329 (Output_section::set_fixed_layout): New function.
2330 (Output_section::reserve): New function.
2331 (Output_segment::set_section_addresses): Remove const.
2332 (Output_segment::set_section_list_addresses): Remove const; allocate
2333 space from free list for an incremental update.
2334 (Output_segment::set_offset): Adjust size of RELRO segment for an
2335 incremental update.
2336 * output.h (Output_data::current_data_size): Move here from
2337 child classes.
2338 (Output_data::pre_finalize_data_size): New function.
2339 (Output_data::update_data_size): New function.
2340 (Output_section_headers::update_data_size): new function.
2341 (Output_section_data_build::current_data_size): Move to Output_data.
2342 (Output_data_strtab::update_data_size): New function.
2343 (Output_section::current_data_size): Move to Output_data.
2344 (Output_section::set_fixed_layout): New function.
2345 (Output_section::has_fixed_layout): New function.
2346 (Output_section::reserve): New function.
2347 (Output_section::update_data_size): New function.
2348 (Output_section::has_fixed_layout_): New data member.
2349 (Output_section::free_list_): New data member.
2350 (Output_segment::set_section_addresses): Remove const.
2351 (Output_segment::set_section_list_addresses): Remove const.
2352 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2353 New function.
2354 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2355 New function.
2356 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2357 parameter when calling Add_symbols constructor; store argument
2358 serial number for members of a lib group.
2359 (Add_symbols::locks): Allow case where token == NULL.
2360 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2361 (Read_member::~Read_member): New function.
2362 (Read_member::is_runnable): New function.
2363 (Read_member::locks): New function.
2364 (Read_member::run): New function.
2365 (Check_script::~Check_script): New function.
2366 (Check_script::is_runnable): New function.
2367 (Check_script::locks): New function.
2368 (Check_script::run): New function.
2369 (Check_library::~Check_library): New function.
2370 (Check_library::is_runnable): New function.
2371 (Check_library::locks): New function.
2372 (Check_library::run): New function.
2373 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2374 (Add_symbols::library_): New data member.
2375 (class Read_member): New class.
2376 (class Check_script): New class.
2377 (class Check_library): New class.
2378 * reloc.cc (Read_relocs::is_runnable): Allow case where
2379 token == NULL.
2380 (Read_relocs::locks): Likewise.
2381 (Scan_relocs::locks): Likewise.
2382 (Relocate_task::locks): Likewise.
2383 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2384 to clear counters.
2385 (Sized_relobj::incremental_relocs_scan): Fix comment.
2386 (Sized_relobj::do_relocate): Pass output file offset to
2387 write_local_symbols.
2388 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2389 from class declaration.
2390 * script.cc (read_input_script): Allocate Script_info; pass
2391 argument serial number to report_script.
2392 * script.h (class Script_info): Move to incremental.h.
2393 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2394 * symtab.h (Symbol_table::add_from_incrobj): New function.
2395 (Symbol_table::set_file_offset): New function.
2396
b961d0d7
CC		 23972011-04-05 Cary Coutant <ccoutant@google.com>
2398
2399 * incremental-dump.cc (dump_incremental_inputs): Change signature
2400 to take a Sized_incremental_binary; change caller. Use readers
2401 in Sized_incremental_binary.
2402 * incremental.cc
2403 (Sized_incremental_binary::find_incremental_inputs_sections):
2404 Rename do_find_incremental_inputs_sections to this.
2405 (Sized_incremental_binary::setup_readers): New function.
2406 (Sized_incremental_binary::do_check_inputs): Check
2407 has_incremental_info_ flag; move setup code to setup_readers;
2408 use input readers.
2409 (Sized_incremental_binary::do_file_is_unchanged): New function.
2410 (Sized_incremental_binary::do_get_input_reader): New function.
2411 * incremental.h (class Incremental_binary): Move to end of file.
2412 (Incremental_binary::file_is_unchanged): New function.
2413 (Incremental_binary::do_file_is_unchanged): New function.
2414 (Incremental_binary::Input_reader): New class.
2415 (Incremental_binary::get_input_reader): New function.
2416 (class Sized_incremental_binary): Move to end of file.
2417 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2418 input section reader classes.
2419 (Sized_incremental_binary::has_incremental_info): New function.
2420 (Sized_incremental_binary::inputs_reader): New function.
2421 (Sized_incremental_binary::symtab_reader): New function.
2422 (Sized_incremental_binary::relocs_reader): New function.
2423 (Sized_incremental_binary::got_plt_reader): New function.
2424 (Sized_incremental_binary::do_file_is_unchanged): New function.
2425 (Sized_incremental_binary::Sized_input_reader): New class.
2426 (Sized_incremental_binary::get_input_reader): New function.
2427 (Sized_incremental_binary::find_incremental_inputs_sections):
2428 Rename do_find_incremental_inputs_sections to this.
2429 (Sized_incremental_binary::setup_readers): New function.
2430 (Sized_incremental_binary::has_incremental_info_): New data member.
2431 (Sized_incremental_binary::inputs_reader_): New data member.
2432 (Sized_incremental_binary::symtab_reader_): New data member.
2433 (Sized_incremental_binary::relocs_reader_): New data member.
2434 (Sized_incremental_binary::got_plt_reader_): New data member.
2435 (Sized_incremental_binary::current_input_file_): New data member.
2436
a869183f
PP		 24372011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2438
2439 PR gold/12640
2440 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2441 violation.
2442
24432011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2444
2445 * archive.cc (Archive::include_member): Adjust call to report_object.
2446 (Add_archive_symbols::run): Add script_info to call to
2447 report_archive_begin.
2448 (Lib_group::include_member): Adjust call to report_object.
2449 (Add_lib_group_symbols::run): Adjust call to report_object.
2450 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2451 blocks. Add object count for script input files.
2452 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2453 script_info parameter; change all callers.
2454 (Incremental_inputs::report_object): Add script_info parameter;
2455 change all callers.
2456 (Incremental_inputs::report_script): Store backpointer to
2457 incremental info entry.
2458 (Output_section_incremental_inputs::set_final_data_size): Record
2459 additional information for scripts.
2460 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2461 * incremental.h (Incremental_script_entry::add_object): New function.
2462 (Incremental_script_entry::get_object_count): New function.
2463 (Incremental_script_entry::get_object): New function.
2464 (Incremental_script_entry::objects_): New data member; adjust
2465 constructor.
2466 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2467 (Incremental_inputs::report_object): Add script_info parameter.
2468 (Incremental_inputs_reader::get_object_count): New function.
2469 (Incremental_inputs_reader::get_object_offset): New function.
2470 * options.cc (Input_arguments::add_file): Return reference to
2471 new input argument.
2472 * options.h (Input_argument::set_script_info): New function.
2473 (Input_argument::script_info): New function.
2474 (Input_argument::script_info_): New data member; adjust all
2475 constructors.
2476 (Input_file_group::add_file): Return reference to new input argument.
2477 (Input_file_lib::add_file): Likewise.
2478 (Input_arguments::add_file): Likewise.
2479 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2480 * script.cc (Parser_closure::Parser_closure): Add script_info
2481 parameter; adjust all callers.
2482 (Parser_closure::script_info): New function.
2483 (Parser_closure::script_info_): New data member.
2484 (read_input_script): Report scripts earlier to incremental info.
2485 (script_add_file): Set script_info in Input_argument.
2486 (script_add_library): Likewise.
2487 * script.h (Script_options::Script_info): Rewrite class.
2488
a869183f 24892011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2490
2491 * archive.cc (Library_base::should_include_member): Move
2492 method here from class Archive.
2493 (Archive::Archive): Initialize base class.
2494 (Archive::should_include_member): Move to base class.
2495 (Archive::do_for_all_unused_symbols): New function.
2496 (Add_archive_symbols::run): Remove redundant access to
2497 incremental_inputs.
2498 (Lib_group::Lib_group): Initialize base class.
2499 (Lib_group::do_filename): New function.
2500 (Lib_group::include_member): Pass pointer to Lib_group to
2501 report_object.
2502 (Lib_group::do_for_all_unused_symbols): New function.
2503 (Add_lib_group_symbols::run): Report archive information for
2504 incremental links.
2505 * archive.h (class Library_base): New base class.
2506 (class Archive): Derive from Library_base.
2507 (Archive::filename): Move to base class.
2508 (Archive::set_incremental_info): Likewise.
2509 (Archive::incremental_info): Likewise.
2510 (Archive::Should_include): Likewise.
2511 (Archive::should_include_member): Likewise.
2512 (Archive::Armap_entry): Remove.
2513 (Archive::Unused_symbol_iterator): Remove.
2514 (Archive::unused_symbols_begin): Remove.
2515 (Archive::unused_symbols_end): Remove.
2516 (Archive::do_filename): New function.
2517 (Archive::do_get_mtime): New function.
2518 (Archive::do_for_all_unused_symbols): New function.
2519 (Archive::task_): Move to base class.
2520 (Archive::incremental_info_): Likewise.
2521 (class Lib_group): Derive from Library_base.
2522 (Lib_group::do_filename): New function.
2523 (Lib_group::do_get_mtime): New function.
2524 (Lib_group::do_for_all_unused_symbols): New function.
2525 (Lib_group::task_): Move to base class.
2526 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2527 function.
2528 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2529 function.
2530 * incremental.cc (Incremental_inputs::report_archive_begin):
2531 Use Library_base; call library's get_mtime; add incremental inputs
2532 entry before members.
2533 (class Unused_symbol_visitor): New class.
2534 (Incremental_inputs::report_archive_end): Use Library_base; use
2535 visitor class to record unused symbols; don't add incremental inputs
2536 entry after members.
2537 (Incremental_inputs::report_object): Use Library_base.
2538 * incremental.h
2539 (Incremental_archive_entry::Incremental_archive_entry): Remove
2540 unused Archive parameter.
2541 (Incremental_inputs::report_archive_begin): Use Library_base.
2542 (Incremental_inputs::report_archive_end): Likewise.
2543 (Incremental_inputs::report_object): Likewise.
2544 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2545 function.
2546 * object.h (Object::for_all_global_symbols): New function.
2547 (Object::do_for_all_global_symbols): New function.
2548 (Sized_relobj::do_for_all_global_symbols): New function.
2549 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2550 function.
2551 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2552 function.
2553
61ab3e40
ILT		 25542011-03-27 Ian Lance Taylor <iant@google.com>
2555
2556 * archive.cc (Archive::interpret_header): Return -1 if something
2557 goes wrong. Change callers accordingly.
2558
30e1f9e6
CC		 25592011-03-25 Cary Coutant <ccoutant@google.com>
2560
2561 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2562 * testsuite/Makefile.in: Regenerate.
2563
9370ce59 25642011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2565
2566 * plugin.cc (get_view): New.
2567 (Plugin::load): Pass get_view to the plugin.
2568 (Plugin_manager::get_view): New.
2569
9312bb0a
ILT		 25702011-03-21 Ian Lance Taylor <iant@google.com>
2571
2572 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2573 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2574
7e12ba9e
ST		 25752011-03-21 Sriraman Tallam <tmsriram@google.com>
2576
2577 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2578 Change == to -eq.
2579 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2580 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2581 Change == to -eq.
2582 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2583 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2584
fd7a005d
ILT		 25852011-03-14 Ian Lance Taylor <iant@google.com>
2586
2587 * script-sections.cc (Sort_output_sections::script_compare):
2588 Rename from is_before, change return type.
2589 (Sort_output_sections::operator()): Adjust accordingly.
2590
ed16fd1b
ILT		 25912011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2592
2593 PR gold/12572
2594 * testsuite/odr_violation2.cc: Add comment to make all error line
2595 numbers double digits.
2596 * testsuite/debug_msg.sh: Adjust expected errors.
2597
71ff8986
ILT		 25982011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2599
2600 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2601 but mark earlier ones as non-canonical
2602 (offset_to_iterator): Update search target and example
2603 (do_addr2line): Return extra lines in a vector*
2604 (format_file_lineno): Extract from do_addr2line
2605 (one_addr2line): Add vector* out-param
2606 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2607 when a lineno entry appeared last for its instruction
2608 (Dwarf_line_info): Add vector* out-param
2609 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2610 * symtab.cc (Odr_violation_compare): Include the lineno in the
2611 comparison again.
2612 (linenos_from_loc): New. Combine the canonical line for an
2613 address with its other lines.
2614 (True_if_intersect): New. Helper functor to make
2615 std::set_intersection a query.
2616 (detect_odr_violations): Compare sets of lines instead of just
2617 one line for each function. This became less deterministic, but
2618 has fewer false positives.
2619 * symtab.h: Declarations.
2620 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2621 mix an optimized and non-optimized object in the same binary
2622 (odr_violation2.so): Same.
2623 * testsuite/Makefile.in: Regenerate from Makefile.am.
2624 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2625 * testsuite/debug_msg.sh: Update line numbers and add
2626 assertions.
2627 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2628 non-optimized context.
2629 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2630 isn't inlined, and use OdrDerived in an optimized context.
2631 * testsuite/odr_header1.h: Defines OdrDerived, where
2632 optimization will change the
2633 first-instruction-in-the-destructor's file and line number.
2634 * testsuite/odr_header2.h: Defines OdrBase.
2635
a19fefdc
ILT		 26362011-03-09 Ian Lance Taylor <iant@google.com>
2637
2638 * fileread.cc (File_read::clear_views): Don't delete the whole
2639 file view.
2640
ecb351e9
ILT		 26412011-03-08 Ian Lance Taylor <iant@google.com>
2642
2643 PR gold/12525
2644 * fileread.cc: #include <climits>.
2645 (GOLD_IOV_MAX): Define.
2646 (File_read::read_multiple): Limit number of entries by iov_max.
2647 * fileread.h (class File_read): Always set max_readv_entries to
2648 128.
2649
b821d13c
ILT		 26502011-03-07 Ian Lance Taylor <iant@google.com>
2651
2652 PR gold/12525
2653 * options.h (class General_options): Add -dy and -dn.
2654
89243142
CC		 26552011-03-02 Cary Coutant <ccoutant@google.com>
2656
2657 * testsuite/script_test_9.t: Add TLS segment.
2658
d0773f31
ILT		 26592011-03-02 Simon Baldwin <simonb@google.com>
2660
2661 * configure.ac: Add check for gnu_indirect_function support in
2662 the toolchain building binutils.
2663 * configure: Rebuild.
2664
9370ce59 26652011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2666
2667 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2668 plugin only symbols.
2669 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2670 in plugin files as not needed in the symbol table.
2671
4cf7a849
ST		 26722011-02-11 Sriraman Tallam <tmsriram@google.com>
2673
2674 * output.cc (Output_section::add_input_section): Delay fill
2675 generation for section ordering.
2676
b578bd7d
ILT		 26772011-02-09 Ian Lance Taylor <iant@google.com>
2678
2679 PR gold/12316
2680 * object.h (class Sized_relobj): Remove clear_local_symbols.
2681 * reloc.cc (Sized_relobj::do_relocate): Don't call
2682 clear_local_symbols.
2683
9370ce59 26842011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2685
2686 * plugin.cc (is_visible_from_outside): Return true for symbols
2687 in the -u option.
2688
55382fb7
ILT		 26892011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2690
2691 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2692 filename.
2693
4e271fff
ST		 26942011-02-02 Sriraman Tallam <tmsriram@google.com>
2695
2696 * icf.h (is_section_foldable_candidate): Change type of parameter
2697 to std::string.
2698 * icf.cc (Icf::find_identical_sections): Change type of local variable
2699 section_name to be std::string.
2700 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2701
d433c3ac
ILT		 27022011-01-25 Ian Lance Taylor <iant@google.com>
2703
2704 * script.cc (script_add_extern): Rewrite to use
2705 add_symbol_reference.
2706
880473a6
DK		 27072011-01-25 Doug Kwan <dougkwan@google.com>
2708
d433c3ac 2709 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2710
f30f86fa
ILT		 27112011-01-24 Ian Lance Taylor <iant@google.com>
2712
2713 * options.h (class General_options): Accept
2714 --no-detect-odr-violations.
2715
8e51a0b9
ILT		 27162011-01-24 Ian Lance Taylor <iant@google.com>
2717
2718 * version.cc (version_string): Bump to 1.11.
2719
0f3b89d8
ILT		 27202011-01-24 Ian Lance Taylor <iant@google.com>
2721
2722 * plugin.cc (class Plugin_rescan): Define new class.
2723 (Plugin_manager::claim_file): Set any_claimed_.
2724 (Plugin_manager::save_archive): New function.
2725 (Plugin_manager::save_input_group): New function.
2726 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2727 necessary.
2728 (Plugin_manager::new_undefined_symbol): New function.
2729 (Plugin_manager::rescan): New function.
2730 (Plugin_manager::rescannable_defines): New function.
2731 (Plugin_manager::add_input_file): Set any_added_.
2732 * plugin.h (class Plugin_manager): define new fields rescannable_,
2733 undefined_symbols_, any_claimed_, and any_added_. Declare
2734 Plugin_rescan as friend. Declare new functions.
2735 (Plugin_manager::Rescannable): Define type.
2736 (Plugin_manager::Rescannable_list): Define type.
2737 (Plugin_manager::Undefined_symbol_list): Define type.
2738 (Plugin_manager::Plugin_manager): Initialize new fields.
2739 * archive.cc (Archive::defines_symbol): New function.
2740 (Add_archive_symbols::run): Pass archive to plugins if any.
2741 * archive.h (class Archive): Declare defines_symbol.
2742 * readsyms.cc (Input_group::~Input_group): New function.
2743 (Finish_group::run): Pass input_group to plugins if any.
2744 * readsyms.h (class Input_group): Declare destructor.
2745 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2746 any.
2747
3bb951e5
ILT		 27482011-01-10 Ian Lance Taylor <iant@google.com>
2749
2750 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2751 section as relro.
2752 (Layout::set_segment_offsets): Reset increase_relro before calling
2753 set_section_addresses a second time.
2754
0aa45fac
CC		 27552011-01-04 Cary Coutant <ccoutant@google.com>
2756
2757 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2758 sections before NOBITS sections.
2759
0db46eb4
L		 27602011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2761
2762 * version.cc (print_version): Update copyright to 2011.
2763
829c9745
CC		 27642010-12-23 Cary Coutant <ccoutant@google.com>
2765
2766 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2767 of OS to this->add. Add OD parameter to second form of the function.
2768
7500420b
ILT		 27692010-12-20 Ian Lance Taylor <iant@google.com>
2770
2771 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2772 second of two consecutive entries with same offset.
2773
f8e9a930
RW		 27742010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2775
2776 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2777 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2778 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2779 to avoid unneeded links against $(LDADD).
2780 * testsuite/Makefile.in: Regenerate.
2781
2fbb4320
ILT		 27822010-12-15 Ian Lance Taylor <iant@google.com>
2783
2784 PR gold/12324
2785 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2786 for R_X86_64_32 and R_X86_64_PC32.
2787 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2788 ver_matching_def_pic.o.
2789 (ver_matching_def_pic.o): New target.
2790
fedb228d
RW		 27912010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2792
2793 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2794 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2795 Move definition before File_read::View member definitions.
2796 (File_read::View::~View): Initialize and hold lock before
2797 updating current_mapped_bytes.
2798
9b547ce6
RW		 27992010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2800
2801 * dwarf_reader.cc: Remove outdated comment.
2802 * gold-threads.cc: Fix typo in error message.
2803 * archive.cc: Fix typos in comments.
2804 * archive.h: Likewise.
2805 * arm-reloc-property.cc: Likewise.
2806 * arm-reloc-property.h: Likewise.
2807 * arm-reloc.def: Likewise.
2808 * arm.cc: Likewise.
2809 * attributes.h: Likewise.
2810 * cref.cc: Likewise.
2811 * ehframe.cc: Likewise.
2812 * fileread.h: Likewise.
2813 * gold.h: Likewise.
2814 * i386.cc: Likewise.
2815 * icf.cc: Likewise.
2816 * incremental.h: Likewise.
2817 * int_encoding.cc: Likewise.
2818 * layout.h: Likewise.
2819 * main.cc: Likewise.
2820 * merge.h: Likewise.
2821 * object.cc: Likewise.
2822 * object.h: Likewise.
2823 * options.cc: Likewise.
2824 * readsyms.cc: Likewise.
2825 * reduced_debug_output.cc: Likewise.
2826 * reloc.cc: Likewise.
2827 * script-sections.cc: Likewise.
2828 * sparc.cc: Likewise.
2829 * symtab.h: Likewise.
2830 * target-reloc.h: Likewise.
2831 * target.cc: Likewise.
2832 * target.h: Likewise.
2833 * timer.cc: Likewise.
2834 * timer.h: Likewise.
2835 * x86_64.cc: Likewise.
2836
83e17bd5
CC		 28372010-12-09 Cary Coutant <ccoutant@google.com>
2838
2839 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2840 stack.
2841 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2842 parameter; change all callers.
2843 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2844 * options.h (warn_execstack): New option.
2845
017257f8
DK		 28462010-12-07 Doug Kwan <dougkwan@google.com>
2847
2848 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2849 like function call relocations.
2850
c20cbc06
ILT		 28512010-12-07 Ian Lance Taylor <iant@google.com>
2852
2853 * archive.cc (Archive::get_elf_object_for_member): Permit
2854 punconfigured to be NULL.
2855 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2856 (Archive::include_member): Pass NULL to get_elf_object_for_member
2857 if we searched for the archive and this is the first included
2858 object.
2859
4dbfafcc
ILT		 28602010-12-01 Ian Lance Taylor <iant@google.com>
2861
2862 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2863 track_relocs_type_ field.
2864 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2865 Set track_relocs_type_.
2866 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2867 contents when using RELA relocs.
2868 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2869 reloc_map_.
2870 * reloc.cc (Track_relocs::next_addend): New function.
2871 * reloc.h (class Track_relocs): Declare next_addend.
2872
e5e19edd
ILT		 28732010-12-01 Ian Lance Taylor <iant@google.com>
2874
2875 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2876 virtual destructor.
2877
9a5ce24c
ILT		 28782010-12-01 Ian Lance Taylor <iant@google.com>
2879
2880 * README: Update compilers known to work and fail.
2881
c7791212
NC		 28822010-11-23 Matthias Klose <doko@ubuntu.com>
2883
2884 * configure.in: For --enable-gold, handle value `default' instead of
2885 `both*'. Always install ld as ld.bfd, install as ld if gold is
2886 not the default.
2887 * configure: Regenerate.
2888
0ad220c9
DK		 28892010-11-18 Doug Kwan <dougkwan@google.com>
2890
2891 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2892 and right_alignment to be zero. Store result alignment only if it is
2893 greater than existing alignment.
2894
ab8056e0
CC		 28952010-11-16 Cary Coutant <ccoutant@google.com>
2896
2897 PR gold/12220
2898 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2899 Check for ".zdebug_line".
2900
fd064a5b
CC		 29012010-11-16 Doug Kwan <dougkwan@google.com>
2902 Cary Coutant <ccoutant@google.com>
2903
2904 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2905 by reference; adjust all callers.
2906 * output.cc (Output_segment::set_section_addresses): Adjust references
2907 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2908 list is empty.
2909 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2910 end at page boundary.
2911
6fc6ea19
CC		 29122010-11-16 Cary Coutant <ccoutant@google.com>
2913
2914 PR gold/12220
2915 * layout.cc (Layout::choose_output_section): Transform names of
2916 compressed sections even when using a script with a SECTIONS clause.
2917 (Layout::output_section_name): Remove code to transform
2918 compressed debug section names.
2919 * output.cc (Output_section::add_input_section): Use uncompressed
2920 section size when tracking input sections.
2921
95a2c8d6
RS		 29222010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2923
2924 * symtab.h (Symbol::NON_PIC_REF): Remove.
2925 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2926 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2927 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2928 (Symbol::use_plt_offset): Take a flags argument and pass it
2929 directly to needs_dynamic_reloc. Restrict check for undefined
2930 weak symbols to function calls.
2931 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2932 (Target_arm::Scan::global): Use it.
2933 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2934 (Target_arm::Relocate::relocate): Likewise.
2935 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2936 parameter with an r_type parameter. Use get_reference_flags
2937 to get the flags.
2938 (Target_arm::Relocate::relocate): Update accordingly.
2939 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2940 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2941 (Target_i386::Scan::global): Likewise.
2942 (Target_i386::Relocate::relocate): Likewise.
2943 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2944 parameter with an r_type parameter. Use get_reference_flags
2945 to get the flags.
2946 (Target_i386::Relocate::relocate): Update accordingly.
2947 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2948 (Target_powerpc::Scan::global): Use it.
2949 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2950 (Target_powerpc::Relocate::relocate): Likewise.
2951 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2952 (Target_sparc::Scan::global): Use it.
2953 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2954 (Target_sparc::Relocate::relocate): Likewise.
2955 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2956 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2957 (Target_x86_64::Scan::global): Likewise.
2958 (Target_x86_64::Relocate::relocate): Likewise.
2959
f625ae50
DK		 29602010-11-08 Doug Kwan <dougkwan@google.com>
2961 Cary Coutant <ccoutant@google.com>
2962
2963 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2964 (Arm_exidx_merge_section::section_contents_): New data member.
2965 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2966 (Arm_input_section::~Arm_input_section): De-allocate memory.
2967 (Arm_input_section::original_contents_): New data member.
2968 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2969 in parameters instead of calling Object::section_contents without
2970 locking.
2971 (Arm_output_section::group_section): New parameter TASK. Pass it
2972 to callees that need locking objects.
2973 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2974 to lock EXIDX input sections. Fix a formatting issue. Call
2975 Arm_exidx_merged_section::build_contents to create merged section
2976 contents.
2977 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2978 to lock object of stub table owner.
2979 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2980 TEXT_SIZE to initialize data member TEXT_SIZE_.
2981 (Arm_exidx_input_section::addralign): Fix typo in comment.
2982 (Arm_exidx_input_section::text_size): New method.
2983 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2984 that require locking objects. Lock objects before scanning for stubs
2985 and updating local symbols.
2986 (Arm_input_section<big_endian>::init): Copy contents of original
2987 input section.
2988 (Arm_input_section<big_endian>::do_write): Use saved contents of
2989 original input section instead of calling Object::section_contents
2990 without locking.
2991 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2992 size without calling Object::section_size().
2993 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2994 for size. Allocate a buffer for merged EXIDX entries.
2995 (Arm_exidx_merged_section::build_contents): New method.
2996 (Arm_exidx_merged_section::do_write): Move merge section contents
2997 building code to Arm_exidx_merged_section::build_contetns. Write
2998 out contetns in buffer instead of building it on the fly.
2999 (Arm_relobj::make_exidx_input_section): Also pass text section size
3000 to Arm_exidx_input_section constructor.
3001 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
3002 (Arm_dynobj::do_read_symbols): Fix memory leak.
3003 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
3004 * target.h: (class Task): Add forward declaration.
3005 (Target::relax): Add new parameter TASK and pass it to
3006 Target::do_relax().
3007 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3008
5f9bcf58
CC		 30092010-11-05 Cary Coutant <ccoutant@google.com>
3010
3011 PR gold/10708
3012 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3013 object when reading from the file.
3014 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3015 second layout pass.
3016 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3017 when reading section contents.
3018 (get_section_contents): Likewise.
3019 (icf::find_identical_sections): Likewise.
3020 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3021 object when reading from the file.
3022 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3023 the object when doing deferred section layout.
3024
e597fa08
NC		 30252010-11-03 Nick Clifton <nickc@redhat.com>
3026
3027 PR gold/12001
3028 * script.h (class Symbol_assignment: name): New member. Returns
3029 the name of the symbol.
3030 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3031 Returns true if the given symbol name is on the list of
3032 assignments wating to be processed.
3033 * archive.cc (should_incldue_member): If the symbol is undefined,
3034 check to see if it is on the list of symbols pending assignment.
3035
3f9a3278
ILT		 30362010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3037
3038 * script-sections.cc (Script_sections::find_memory_region): Check
3039 for a NULL output section pointer.
3040
d06fb4d1
DK		 30412010-10-29 Doug Kwan <dougkwan@google.com>
3042
3043 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3044 Output_section::add_relaxed_input_section.
3045 * output.cc (Output_section::add_relaxed_input_section): Add new
3046 arguments LAYOUT and NAME. Set section order index.
3047 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3048 Copy section order index.
3049 * output.h (Output_section::add_relaxed_input_section): Add new
3050 arguments LAYOUT and NAME.
3051
90e24de5
ILT		 30522010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3053
3054 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3055 NATIVE_OR_CROSS_LINKER.
3056 * testsuite/Makefile.in: Regenerate.
3057
c9484ea5
DK		 30582010-10-20 Doug Kwan <dougkwan@google.com>
3059
3060 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3061 without SHF_LINK_ORDER flags.
3062 * layout.cc (Layout::choose_output_section): Do not filter
3063 SHF_LINK_ORDER flag in a relocatable link.
3064
5bc2f5be
CC		 30652010-10-17 Cary Coutant <ccoutant@google.com>
3066
3067 * output.h (Output_segment::set_section_addresses): Change function
3068 signature. Update all callers.
3069 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3070 sections.
3071 (Output_segment::set_section_addresses): Align after last TLS
3072 section. Add padding before last relro section instead of after.
3073
0c91cf04
DK		 30742010-10-17 Doug Kwan <dougkwan@google.com>
3075
3076 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3077 GOT output section to be writable.
3078
8c21d9d3
CC		 30792010-10-14 Cary Coutant <ccoutant@google.com>
3080
3081 * debug.h (DEBUG_INCREMENTAL): New flag.
3082 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3083 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3084 mode.
3085 * incremental.cc (report_command_line): Ignore all forms of
3086 --incremental.
3087 * layout.cc (Layout::Layout): Check parameters for incremental link
3088 mode.
3089 * options.cc (General_options::parse_incremental): New function.
3090 (General_options::parse_no_incremental): New function.
3091 (General_options::parse_incremental_full): New function.
3092 (General_options::parse_incremental_update): New function.
3093 (General_options::incremental_mode_): New data member.
3094 (General_options::finalize): Check incremental_mode_.
3095 * options.h (General_options): Update help text for --incremental.
3096 Add --no-incremental, --incremental-full, --incremental-update.
3097 (General_options::Incremental_mode): New enum type.
3098 (General_options::incremental_mode): New function.
3099 (General_options::incremental_mode_): New data member.
3100 * parameters.cc (Parameters::incremental_mode_): New data member.
3101 (Parameters::set_options): Set incremental_mode_.
3102 (Parameters::set_incremental_full): New function.
3103 (Parameters::incremental): New function.
3104 (Parameters::incremental_update): New function.
3105 (set_parameters_incremental_full): New function.
3106 * parameters.h (Parameters::set_incremental_full): New function.
3107 (Parameters::incremental): New function.
3108 (Parameters::incremental_update): New function.
3109 (Parameters::incremental_mode_): New data member.
3110 (set_parameters_incremental_full): New function.
3111 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3112 incremental link mode.
3113 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3114 (Sized_relobj::do_relocate_sections): Likewise.
3115 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3116 option.
3117 * testsuite/Makefile.in: Regenerate.
3118 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3119
bb32aa18 31202010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3121
3122 * script-sections.h (class Script_sections): Make
3123 Sections_elements typedef public.
3124 * script-sections.cc (class Sort_output_sections): Add elements_
3125 field. Add constructor which sets it; change all callers.
3126 (Sort_output_sections::is_before): New function.
3127 (Sort_output_sections::operator()): Call is_before.
3128 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3129 conditional.
3130 * testsuite/script_test_10.sh: New test. Test script section
3131 order.
3132 * testsuite/script_test_10.t: Likewise.
3133 * testsuite/script_test_10.s: Likewise.
3134 * testsuite/Makefile.am: Wrap the cross linker tests and the
3135 common tests into NATIVE_OR_CROSS_LINKER.
3136 (check_SCRIPTS): Add script_test_10.sh.
3137 (check_DATA): Add script_test_10.stdout.
3138 (script_test_10.o, script_test_10): New targets.
3139 (script_test_10.stdout): New target.
3140 * configure, testsuite/Makefile.in: Regenerate.
3141
3cef7179
ILT		 31422010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3143
3144 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3145 error for the deprecated relocations.
3146 (Target_arm::Scan::global): Likewise.
3147 (Target_arm::Relocate::relocate): Likewise.
3148
7411e9a8
RS		 31492010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3150
3151 * fileread.cc (Input_file::find_file): Initialize *found_name
3152 and *namep when using the fallback search for case 4.
3153
6a9da32a
CC		 31542010-10-11 Cary Coutant <ccoutant@google.com>
3155
3156 * options.h (class General_options): Redefine -z lazy as an alias for
3157 the negation of -z now.
3158
ac897c20
ILT		 31592010-10-11 Ian Lance Taylor <iant@google.com>
3160
3161 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3162 binding.
3163
ea5cae92
NC		 31642010-10-06 Nick Clifton <nickc@redhat.com>
3165
3166 * script-sections.cc(class Memory_region): Remove
3167 current_lma_offset_ field. Rename current_vma_offset_ to
3168 current_offset_. Add last_section_ field.
3169 (Memory_region::get_current_vma_address): Rename to
3170 get_current_address.
3171 (Memory_region::get_current_lma_address): Delete.
3172 (Memory_region::increment_vma_offset): Rename to
3173 increment_offset.
3174 (Memory_region::increment_lma_offset): Delete.
3175 (Memory_region::attributes_compatible): New method. Returns
3176 true if the provided section is compatible with the region.
3177 (Memory_region::get_last_section): New method. Returns the last
3178 section to use the region.
3179 (Memory_region::set_last_section): New method. Stores the last
3180 section to use the region.
3181 (Script_sections::block_in_region): New method. Returns true if
3182 a block of memory is contained within a region.
3183 (Script_sections::find_memory_region): New method. Locates a
3184 memory region to be used to set a VMA or LMA address.
3185 (Output_section_definition::set_section_addresses): Add code to
3186 check for addresses set by memory regions.
3187 (Output_segment::set_section_addresses): Remove memory region
3188 walking code.
3189 (Script_sections::create_segment): Add a warning if a header
3190 segment is created outside of any region.
3191 * script-sections.h (class Script_sections): Add prototypes for
3192 find_memory_region and block_in_region methods.
3193 * testsuite/memory_test.s: Use .long instead of .word.
3194 * testsuite/memory_test.t: Add some more output sections.
3195 * testsuite/memory_test.sh: Update expected output.
3196
a9bfd952
DK		 31972010-10-02 Doug Kwan <dougkwan@google.com>
3198
3199 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3200 defintion to symtab.h
3201 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3202 declaration to defintion.
3203
bacff3ab
NC		 32042010-10-01 Nick Clifton <nickc@redhat.com>
3205
3206 * expression.cc (eval): Replace dummy argument with NULL.
3207 (eval_maybe_dot): Check for a NULL result section pointer.
3208 (Symbol_expression::value): Likewise.
3209 (Dot_expression::value): Likewise.
3210 (BINARY_EXPRESSION): Likewise.
3211 (Max_expression::value): Likewise.
3212 (Min_expression::value): Likewise.
3213 (Absolute_expression::value): Likewise.
3214 (Addr_expression::value_from_output_section): Likewise.
3215 (Loaddddr_expression::value_from_output_section): Likewise.
3216 (Segment_start_expression::value): Likewise.
3217 * script-sections.cc
3218 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3219 argument with NULL.
3220 (Sections_elememt_dot_assignment::set_section_addresses):
3221 Likewise.
3222 (Output_data_expression::do_write_to_buffer): Likewise.
3223 (Output_section_definition::finalize_symbols): Likewise.
3224 (Output_section_definition::set_section_addresses): Likewise.
3225
f81bc8b5
DK		 32262010-09-30 Doug Kwan <dougkwan@google.com>
3227
3228 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3229
c95e9f27
ST		 32302010-09-28 Sriraman Tallam <tmsriram@google.com>
3231
3232 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3233 function.
c95e9f27
ST		 3234 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3235 virtual function.
3236 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3237 virtual function.
3238 * icf.cc (get_section_contents): Inline merge sections only when
3239 target allows it.
3240
3cac54d2
RW		 32412010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3242
3243 * configure: Regenerate.
3244
2904037a
ILT		 32452010-09-17 Ian Lance Taylor <iant@google.com>
3246
3247 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3248 * testsuite/Makefile.am (memory_test.o): New target.
3249 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3250 memory_test.t.
3251 * testsuite/Makefile.in: Rebuild.
2904037a 3252
bca7fb63
DK		 32532010-09-17 Doug Kwan <dougkwan@google.com>
3254
3255 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3256 defintion if relocation uses GOT entries of the symbol.
3257 * testsuite/icf_safe_test.sh: Fix test.
3258 * testsuite/icf_safe_so_test.sh: Fix test.
3259
4ef28648
CC		 32602010-09-16 Cary Coutant <ccoutant@google.com>
3261
3262 * script_sections.cc (class Memory_region): Remove "NULL" from
3263 vector initializations.
3264
793990de
CC		 32652010-09-15 Cary Coutant <ccoutant@google.com>
3266
3267 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3268 Resolve forwarding symbols.
3269
81e015e2
DK		 32702010-09-15 Doug Kwan <dougkwan@google.com>
3271
3272 * gold/testsuite/script_test_3.t: Add ARM special sections.
3273 * gold/testsuite/script_test_4.t: Same.
3274 * gold/testsuite/script_test_5.t: Same.
3275 * gold/testsuite/script_test_6.t: Same.
3276 * gold/testsuite/script_test_7.t: Same.
3277 * gold/testsuite/script_test_7.t: Same.
3278 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3279
36171d64
CC		 32802010-09-14 Cary Coutant <ccoutant@google.com>
3281
3282 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3283 (Target_x86_64::Relocate::relocate_tls): Replace check for
3284 saw_tls_block_reloc_ with test for executable section.
3285
d89051bd
CC		 32862010-09-12 Cary Coutant <ccoutant@google.com>
3287
3288 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3289 position-independent executables to shared libraries need dynamic
3290 relocations.
3291 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3292 position-independent executables.
3293 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3294 * testsuite/Makefile.in: Regenerate.
3295
fca41f0f
NC		 32962010-09-10 Nick Clifton <nickc@redhat.com>
3297
3298 PR gold/11997
3299 * testsuite/memory_test.t: Discard any sections that are not
3300 needed.
3301
6695e4b3
L		 33022010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3303
3304 PR gold/11996
3305 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3306 "This::" to work around a bug in gcc 4.2.
3307
3308 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3309
0f72bf6f
RÁE		 33102010-09-09 Rafael Espindola <espindola@google.com>
3311
3312 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3313 sections with different PF_X flags in the same segment.
3314 (Layout::find_first_load_seg): Search all segments to find the first
3315 one.
3316 * options.h (rosegment): New.
3317
33182010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3319
05a79166 3320 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3321
aa98ff75
DK		 33222010-09-08 Doug Kwan <dougkwan@google.com>
3323
3324 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3325 (Arm_relobj::do_relocate_sections): Add new parameter for output
3326 file to match the parent.
3327 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3328 of local symbols instead of input values. Update code to track
3329 changes in gold::relocate_section.
3330 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3331 (Sized_relobj::compute_final_local_value_internal): New methods.
3332 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3333 body into private version of Sized_relobj::compute_final_local_value.
3334 Call the inline method.
3335 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3336 merged symbol value if there is one.
3337 (Symbol_value::has_output_value): New method defintiion.
3338 (Sized_relobj::Compute_final_local_value_status): New enum type.
3339 (Sized_relobj::compute_final_local_value): New methods.
3340 (Sized_relobj::compute_final_local_value_internal): New methods.
3341 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3342 and arm_cortex_a8.sh.
3343 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3344 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3345 New tests.
3346 * Makefile.in: Regenerate.
3347 * testsuite/arm_bl_out_of_range.s: Update test.
3348 * testsuite/thumb_bl_out_of_range.s: Ditto.
3349 * testsuite/thumb_blx_out_of_range.s: Ditto.
3350 * testsuite/arm_branch_out_of_range.sh: New file.
3351 * testsuite/arm_cortex_a8.sh: Ditto.
3352 * testsuite/arm_cortex_a8_b.s: Ditto.
3353 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3354 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3355 * testsuite/arm_cortex_a8_bl.s: Ditto.
3356 * testsuite/arm_cortex_a8_blx.s: Ditto.
3357 * testsuite/arm_cortex_a8_local.s: Ditto.
3358 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3359 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3360
05a79166
L		 33612010-09-08 Rafael Espindola <espindola@google.com>
3362
3363 * Makefile.am (memory_test.stdout): Run readelf with -W.
3364 * Makefile.in: Regenerate.
3365 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3366 64 bit output.
3367
33dbc701
RÁE		 33682010-09-08 Rafael Espindola <espindola@google.com>
3369
3370 * script-sections.cc (Script_sections::add_memory_region): Convert
3371 field precision to int.
3372 * script.cc (script_set_section_region, script_set_section_region):
3373 Convert field precision to int.
3374
731ca54a
RÁE		 33752010-09-08 Rafael Espindola <espindola@google.com>
3376
3377 * arm.cc (do_finalize_sections): Create the __exidx_start and
3378 __exdix_end symbols even when the section is missing.
3379
7f8cd844
NC		 33802010-09-08 Nick Clifton <nickc@redhat.com>
3381
3382 * README: Remove claim that MEMORY is not supported.
3383 * expression.cc (script_exp_function_origin)
3384 (script_exp_function_length): Move from here to ...
3385 * script.cc: ... here.
3386 (script_set_section_region, script_add_memory)
3387 (script_parse_memory_attr, script_include_directive): New
3388 functions.
3389 * script-sections.cc
3390 (class Memory_region): New class.
3391 (class Output_section_definition): Add set_memory_region,
3392 set_section_vma, set_section_lma and get_section_name methods.
3393 (class Script_Sections): Add add_memory_region,
3394 find_memory_region, find_memory_region_origin,
3395 find_memory_region_length and set_memory_region methods.
3396 Have set_section_addresses method walk the list of set memory
3397 regions.
3398 Extend the print methos to display memory regions.
3399 * script-sections.h: Add prototypes for new methods.
3400 Add enum for MEMORY region attributes.
3401 * yyscript.y: Add support for parsing MEMORY regions.
3402 * script-c.h: Add prototypes for new functions.
3403 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3404 * testsuite/Makefile.in: Regenerate.
3405 * testsuite/memory_test.sh: New script.
3406 * testsuite/memory_test.s: New assembler source file.
3407 * testsuite/memory_test.t: New linker script.
3408
a4649286
DK		 34092010-08-27 Doug Kwan <dougkwan@google.com>
3410
3411 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3412 reference override an existing dynamic weak reference.
3413 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3414 * testsuite/Makefile.in: Regenerate.
3415 * testsuite/dyn_weak_ref.sh: New file.
3416 * testsuite/dyn_weak_ref_1.c: Ditto.
3417 * testsuite/dyn_weak_ref_2.c: Ditto.
3418
b56648ad
ILT		 34192010-08-27 Ian Lance Taylor <iant@google.com>
3420
3421 * incremental.h (class Incremental_input_entry): Add virtual
3422 destructor.
3423
809313cb
ILT		 34242010-08-27 Ian Lance Taylor <iant@google.com>
3425
3426 * testsuite/start_lib_test_3.c: Mark t3 as used.
3427
11e32464
NC		 34282010-08-27 Nick Clifton <nickc@redhat.com>
3429
3430 * options.cc (version_script): Fix small typo in previous
3431 whitespace tidyup.
3432
ca09d69a
NC		 34332010-08-25 Nick Clifton <nickc@redhat.com>
3434
3435 * archive.cc: Formatting fixes: Remove whitespace between
3436 typename and following asterisk. Remove whitespace between
3437 function name and opening parenthesis.
3438 * archive.h: Likewise.
3439 * arm.cc: Likewise.
3440 * attributes.cc: Likewise.
3441 * attributes.h: Likewise.
3442 * common.cc: Likewise.
3443 * copy-relocs.cc: Likewise.
3444 * dirsearch.h: Likewise.
3445 * dynobj.cc: Likewise.
3446 * ehframe.cc: Likewise.
3447 * ehframe.h: Likewise.
3448 * expression.cc: Likewise.
3449 * fileread.cc: Likewise.
3450 * fileread.h: Likewise.
3451 * gc.h: Likewise.
3452 * gold-threads.cc: Likewise.
3453 * gold.cc: Likewise.
3454 * i386.cc: Likewise.
3455 * icf.h: Likewise.
3456 * incremental-dump.cc: Likewise.
3457 * incremental.cc: Likewise.
3458 * layout.cc: Likewise.
3459 * layout.h: Likewise.
3460 * main.cc: Likewise.
3461 * merge.cc: Likewise.
3462 * merge.h: Likewise.
3463 * object.cc: Likewise.
3464 * object.h: Likewise.
3465 * options.cc: Likewise.
3466 * options.h: Likewise.
3467 * output.cc: Likewise.
3468 * output.h: Likewise.
3469 * plugin.cc: Likewise.
3470 * plugin.h: Likewise.
3471 * powerpc.cc: Likewise.
3472 * reloc.cc: Likewise.
3473 * script-c.h: Likewise.
3474 * script-sections.cc: Likewise.
3475 * script.cc: Likewise.
3476 * stringpool.cc: Likewise.
3477 * symtab.cc: Likewise.
3478 * symtab.h: Likewise.
3479 * target.cc: Likewise.
3480 * timer.cc: Likewise.
3481 * timer.h: Likewise.
3482 * version.cc: Likewise.
3483 * x86_64.cc: Likewise.
3484
b8fa8750
NC		 34852010-08-24 Nick Clifton <nickc@redhat.com>
3486
3487 PR 11899
3488 * layout.cc (segment_precedes): Sort segments by their physical
3489 addresses, if they have been set.
3490
9919d93b
CC		 34912010-08-23 Cary Coutant <ccoutant@google.com>
3492
3493 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3494 symbols data.
3495 (Lib_group::include_member): Unlock object after deleting its
3496 symbols data.
3497 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3498 the bug fixed here.
3499
97b4be1c
CC		 35002010-08-19 Neil Vachharajani <nvachhar@google.com>
3501 Cary Coutant <ccoutant@google.com>
3502
3503 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3504 constructor, and set_blocker.
3505 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3506 readsyms_blocker_.
3507 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3508 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3509 * testsuite/Makefile.am (start_lib_test): New test case.
3510 * testsuite/Makefile.in: Regenerate.
3511 * testsuite/start_lib_test_main.c: New file.
3512 * testsuite/start_lib_test_1.c: New file.
3513 * testsuite/start_lib_test_2.c: New file.
3514 * testsuite/start_lib_test_3.c: New file.
3515
dd0b1884
ILT		 35162010-08-19 Ian Lance Taylor <iant@google.com>
3517
3518 * Makefile.in: Rebuild with automake 1.11.1.
3519 * aclocal.m4: Likewise.
3520 * testsuite/Makefile.in: Likewise.
3521
7223e9ca
ILT		 35222010-08-19 Ian Lance Taylor <iant@google.com>
3523
3524 PR 10893
3525 * i386.cc (class Output_data_plt_i386): Update declarations.
3526 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3527 local_ifuncs_ fields.
3528 (Target_i386::do_plt_section_for_global): New function.
3529 (Target_i386::do_plt_section_for_local): New function.
3530 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3531 parameter; change all callers. Initialize global_ifuncs_ and
3532 local_ifuncs_. If doing a static link define __rel_iplt_start and
3533 __rel_iplt_end.
3534 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3535 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3536 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3537 symbols.
3538 (Target_i386::make_plt_section): New function, broken out of
3539 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3540 (Target_i386::make_plt_entry): Call make_plt_section.
3541 (Target_i386::make_local_ifunc_plt_entry): New function.
3542 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3543 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3544 R_386_IRELATIVE to switch.
3545 (Target_i386::Scan::global): Likewise.
3546 (Target_i386::Relocate::relocate): Likewise.
3547 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3548 switch.
3549 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3550 (Target_x86_64::do_plt_section_for_global): New function.
3551 (Target_x86_64::do_plt_section_for_local): New function.
3552 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3553 parameter; change all callers. If doing a static link define
3554 __rela_iplt_start and __rela_iplt_end.
3555 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3556 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3557 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3558 to point to .plt.
3559 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3560 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3561 switch.
3562 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3563 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3564 R_X86_64_IRELATIVE to switch.
3565 (Target_x86_64::Scan::global): Likewise.
3566 (Target_x86_64::Relocate::relocate): Likewise.
3567 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3568 switch.
3569 * target.h (class Target): Add plt_section_for_global and
3570 plt_section_for_local functions. Add do_plt_section_for_global
3571 and do_plt_section_for_local virtual functions.
3572 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3573 clarifying comments.
3574 (Symbol::use_plt_offset): Handle IFUNC symbol.
3575 * object.cc (Sized_relobj::Sized_relobj): Initialize
3576 local_plt_offsets_.
3577 (Sized_relobj::local_has_plt_offset): New function.
3578 (Sized_relobj::local_plt_offset): New function.
3579 (Sized_relobj::set_local_plt_offset): New function.
3580 (Sized_relobj::do_count): Handle IFUNC symbol.
3581 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3582 a bit away from input_shndx_ field. Add set_is_func_symbol and
3583 is_ifunc_symbol functions.
3584 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3585 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3586 local_plt_offsets_ field.
3587 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3588 * output.h (class Output_section_data): Add non-const
3589 output_section function.
3590 (class Output_data_got): Update declarations.
3591 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3592 Add use_plt_offset parameter to global and local constructors.
3593 Change all callers. Change local_sym_index_ field to 31 bits.
3594 Change GSYM_CODE and CONSTANT_CODE accordingly.
3595 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3596 doing a static link don't set sh_link field.
3597 (Output_data_got::Got_entry::write): Use PLT offset if
3598 appropriate.
3599 (Output_data_got::add_global_plt): New function.
3600 (Output_data_got::add_local_plt): New function.
3601 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3602 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3603 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3604 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3605 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3606 IFUNC conditional.
3607 * testsuite/ifunc-sel.h: New file.
3608 * testsuite/ifuncmain1.c: New file.
3609 * testsuite/ifuncmain1vis.c: New file.
3610 * testsuite/ifuncmod1.c: New file.
3611 * testsuite/ifuncdep2.c: New file.
3612 * testsuite/ifuncmain2.c: New file.
3613 * testsuite/ifuncmain3.c: New file.
3614 * testsuite/ifuncmod3.c: New file.
3615 * testsuite/ifuncmain4.c: New file.
3616 * testsuite/ifuncmain5.c: New file.
3617 * testsuite/ifuncmod5.c: New file.
3618 * testsuite/ifuncmain6pie.c: New file.
3619 * testsuite/ifuncmod6.c: New file.
3620 * testsuite/ifuncmain7.c: New file.
3621 * configure, testsuite/Makefile.in: Rebuild.
3622
56f75c03
ILT		 36232010-08-18 Ian Lance Taylor <iant@google.com>
3624
3625 * incremental.cc
3626 (Output_section_incremental_inputs::write_input_files): Add cast
3627 to avoid signed/unsigned comparison warning.
3628 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3629
55455f89
CC		 36302010-08-12 Cary Coutant <ccoutant@google.com>
3631
3632 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3633
e2054bcb
ILT		 36342010-08-13 Ian Lance Taylor <iant@google.com>
3635
3636 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3637
74f67560
DK		 36382010-08-12 Cary Coutant <ccoutant@google.com>
3639 Doug Kwan <dougkwan@google.com>
3640
3641 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3642 defintion overrides non-weak undef, remember that the original undef
3643 is not weak.
3644 * symtab.cc (Symbol_table::sized_write_global): For undef without
3645 an original weak binding, set binding to global in output.
3646 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3647 * testsuite/Makefile.in: Regenerate.
3648 * testsuite/strong_ref_weak_def.sh: New file.
3649 * testsuite/strong_ref_weak_def_1.c: Ditto.
3650 * testsuite/strong_ref_weak_def_2.c: Ditto.
3651
d1238d12
CC		 36522010-08-12 Cary Coutant <ccoutant@google.com>
3653
3654 * testsuite/incremental_test.sh: Rewrite.
3655 * testsuite/incremental_test_1.c: Rewrite.
3656 * testsuite/incremental_test_2.c: Rewrite.
3657
0e70b911
CC		 36582010-08-12 Cary Coutant <ccoutant@google.com>
3659
3660 * arm.cc (Target_arm::got_size): Add const.
3661 (Target_arm::got_entry_count): New function.
3662 (Target_arm::plt_entry_count): New function.
3663 (Target_arm::first_plt_entry_offset): New function.
3664 (Target_arm::plt_entry_size): New function.
3665 (Output_data_plt_arm::entry_count): New function.
3666 (Output_data_plt_arm::first_plt_entry_offset): New function.
3667 (Output_data_plt_arm::get_plt_entry_size): New function.
3668 * i386.cc (Target_i386::got_size): Add const.
3669 (Target_i386::got_entry_count): New function.
3670 (Target_i386::plt_entry_count): New function.
3671 (Target_i386::first_plt_entry_offset): New function.
3672 (Target_i386::plt_entry_size): New function.
3673 (Output_data_plt_i386::entry_count): New function.
3674 (Output_data_plt_i386::first_plt_entry_offset): New function.
3675 (Output_data_plt_i386::get_plt_entry_size): New function.
3676 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3677 find_incremental_inputs_sections. Dump incremental_got_plt section.
3678 * incremental.cc: Include target.h.
3679 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3680 parameter. Adjust all callers. Find incremental_got_plt section.
3681 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3682 section.
3683 (Output_section_incremental_inputs::set_final_data_size): Calculate
3684 size of incremental_got_plt section.
3685 (Output_section_incremental_inputs::do_write): Write the
3686 incremental_got_plt section.
3687 (Got_plt_view_info): New struct.
3688 (Local_got_offset_visitor): New class.
3689 (Global_got_offset_visitor): New class.
3690 (Global_symbol_visitor_got_plt): New class.
3691 (Output_section_incremental_inputs::write_got_plt): New function.
3692 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3693 Add parameter. Adjust all callers.
3694 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3695 (Incremental_inputs::got_plt_section): New function.
3696 (Incremental_inputs::got_plt_section_): New data member.
3697 (Incremental_got_plt_reader): New class.
3698 * layout.cc (Layout::create_incremental_info_sections): Add the
3699 incremental_got_plt section.
3700 * object.h (Got_offset_list::get_list): New function.
3701 (Got offset_list::for_all_got_offsets): New function.
3702 (Sized_relobj::local_got_offset_list): New function.
3703 * powerpc.cc (Target_powerpc::got_size): Add const.
3704 (Target_powerpc::got_entry_count): New function.
3705 (Target_powerpc::plt_entry_count): New function.
3706 (Target_powerpc::first_plt_entry_offset): New function.
3707 (Target_powerpc::plt_entry_size): New function.
3708 (Output_data_plt_powerpc::entry_count): New function.
3709 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3710 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3711 * sparc.cc (Target_sparc::got_size): Add const.
3712 (Target_sparc::got_entry_count): New function.
3713 (Target_sparc::plt_entry_count): New function.
3714 (Target_sparc::first_plt_entry_offset): New function.
3715 (Target_sparc::plt_entry_size): New function.
3716 (Output_data_plt_sparc::entry_count): New function.
3717 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3718 (Output_data_plt_sparc::get_plt_entry_size): New function.
3719 * symtab.h (Symbol::got_offset_list): New function.
3720 (Symbol_table::for_all_symbols): New function.
3721 * target.h (Sized_target::got_entry_count): New function.
3722 (Sized_target::plt_entry_count): New function.
3723 (Sized_target::plt_entry_size): New function.
3724 * x86_64.cc (Target_x86_64::got_size): Add const.
3725 (Target_x86_64::got_entry_count): New function.
3726 (Target_x86_64::plt_entry_count): New function.
3727 (Target_x86_64::first_plt_entry_offset): New function.
3728 (Target_x86_64::plt_entry_size): New function.
3729 (Output_data_plt_x86_64::entry_count): New function.
3730 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3731 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3732
09ec0418
CC		 37332010-08-12 Cary Coutant <ccoutant@google.com>
3734
3735 * archive.cc: Include incremental.h.
3736 (Archive::Archive): Initialize incremental_info_.
3737 (Archive::include_member): Record archive members in incremental info.
3738 (Add_archive_symbols::run): Record begin and end of an archive in
3739 incremental info.
3740 (Lib_group::include_member): Record objects in incremental info.
3741 * archive.h (Incremental_archive_entry): Forward declaration.
3742 (Archive::set_incremental_info): New member function.
3743 (Archive::incremental_info): New member function.
3744 (Archive::Unused_symbol_iterator): New class.
3745 (Archive::unused_symbols_begin): New member function.
3746 (Archive::unused_symbols_end): New member function.
3747 (Archive::incremental_info_): New data member.
3748 * incremental-dump.cc (find_input_containing_global): New function.
3749 (dump_incremental_inputs): Dump new incremental info sections.
3750 * incremental.cc: Include symtab.h.
3751 (Output_section_incremental_inputs): New class.
3752 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3753 new incremental info sections.
3754 (Sized_incremental_binary::do_check_inputs): Likewise.
3755 (Incremental_inputs::report_archive): Remove.
3756 (Incremental_inputs::report_archive_begin): New function.
3757 (Incremental_inputs::report_archive_end): New function.
3758 (Incremental_inputs::report_object): New function.
3759 (Incremental_inputs::finalize_inputs): Remove.
3760 (Incremental_inputs::report_input_section): New function.
3761 (Incremental_inputs::report_script): Rewrite.
3762 (Incremental_inputs::finalize): Do nothing but finalize string table.
3763 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3764 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3765 (Incremental_inputs::create_data_sections): New function.
3766 (Incremental_inputs::relocs_entsize): New function.
3767 (Output_section_incremental_inputs::set_final_data_size): New function.
3768 (Output_section_incremental_inputs::do_write): New function.
3769 (Output_section_incremental_inputs::write_header): New function.
3770 (Output_section_incremental_inputs::write_input_files): New function.
3771 (Output_section_incremental_inputs::write_info_blocks): New function.
3772 (Output_section_incremental_inputs::write_symtab): New function.
3773 * incremental.h (Incremental_script_entry): Forward declaration.
3774 (Incremental_object_entry): Forward declaration.
3775 (Incremental_archive_entry): Forward declaration.
3776 (Incremental_inputs): Forward declaration.
3777 (Incremental_inputs_header_data): Remove.
3778 (Incremental_inputs_header): Remove.
3779 (Incremental_inputs_header_write): Remove.
3780 (Incremental_inputs_entry_data): Remove.
3781 (Incremental_inputs_entry): Remove.
3782 (Incremental_inputs_entry_write): Remove.
3783 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3784 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3785 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3786 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3787 Likewise.
3788 (Incremental_input_entry): New class.
3789 (Incremental_script_entry): New class.
3790 (Incremental_object_entry): New class.
3791 (Incremental_archive_entry): New class.
3792 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3793 (Incremental_inputs::report_inputs): Remove.
3794 (Incremental_inputs::report_archive): Remove.
3795 (Incremental_inputs::report_archive_begin): New function.
3796 (Incremental_inputs::report_archive_end): New function.
3797 (Incremental_inputs::report_object): Change prototype.
3798 (Incremental_inputs::report_input_section): New function.
3799 (Incremental_inputs::report_script): Change prototype.
3800 (Incremental_inputs::get_reloc_count): New function.
3801 (Incremental_inputs::set_reloc_count): New function.
3802 (Incremental_inputs::create_data_sections): New function.
3803 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3804 (Incremental_inputs::inputs_section): New function.
3805 (Incremental_inputs::symtab_section): New function.
3806 (Incremental_inputs::relocs_section): New function.
3807 (Incremental_inputs::get_stringpool): Add const.
3808 (Incremental_inputs::command_line): Add const.
3809 (Incremental_inputs::inputs): Remove.
3810 (Incremental_inputs::command_line_key): New function.
3811 (Incremental_inputs::input_file_count): New function.
3812 (Incremental_inputs::input_files): New function.
3813 (Incremental_inputs::relocs_entsize): New function.
3814 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3815 (Incremental_inputs::finalize_inputs): Remove.
3816 (Incremental_inputs::Input_info): Remove.
3817 (Incremental_inputs::lock_): Remove.
3818 (Incremental_inputs::inputs_): Change type.
3819 (Incremental_inputs::inputs_map_): Remove.
3820 (Incremental_inputs::current_object_entry_): New data member.
3821 (Incremental_inputs::inputs_section_): New data member.
3822 (Incremental_inputs::symtab_section_): New data member.
3823 (Incremental_inputs::relocs_section_): New data member.
3824 (Incremental_inputs::reloc_count_): New data member.
3825 (Incremental_inputs_reader): New class.
3826 (Incremental_symtab_reader): New class.
3827 (Incremental_relocs_reader): New class.
3828 * layout.cc (Layout::finalize): Move finalization of incremental info
3829 and creation of incremental info sections to follow finalization of
3830 symbol table. Set offsets for postprocessing sections.
3831 (Layout::create_incremental_info_sections): Call
3832 Incremental_inputs::create_data_sections. Add incremental symtab
3833 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3834 sections to layout after input sections.
3835 * layout.h (struct Timespec): Forward declaration.
3836 (Layout::incremental_inputs): Add const.
3837 (Layout::create_incremental_info_sections): Add parameter.
3838 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3839 * object.cc: Include incremental.h.
3840 (Relobj::finalize_incremental_relocs): New function.
3841 (Sized_relobj::do_layout): Record input sections in incremental info.
3842 * object.h (Object::output_section): New function.
3843 (Object::output_section_offset): Moved from Relobj.
3844 (Object::get_incremental_reloc_base): New function.
3845 (Object::get_incremental_reloc_count): New function.
3846 (Object::do_output_section): New function.
3847 (Object::do_output_section_offset): Moved from Relobj.
3848 (Object::do_get_incremental_reloc_base): New function.
3849 (Object::do_get_incremental_reloc_count): New function.
3850 (Object::Object): Initialize new data members.
3851 (Relobj::output_section): Renamed do_output_section and moved to
3852 protected.
3853 (Relobj::output_section_offset): Moved to Object.
3854 (Relobj::do_get_incremental_reloc_base): New function.
3855 (Relobj::do_get_incremental_reloc_count): New function.
3856 (Relobj::allocate_incremental_reloc_counts): New function.
3857 (Relobj::count_incremental_reloc): New function.
3858 (Relobj::finalize_incremental_relocs): New function.
3859 (Relobj::next_incremental_reloc_index): New function.
3860 (Relobj::reloc_counts_): New data member.
3861 (Relobj::reloc_bases_): New data member.
3862 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3863 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3864 (Sized_relobj::incremental_relocs_scan): New function.
3865 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3866 (Sized_relobj::incremental_relocs_write): New function.
3867 (Sized_relobj::incremental_relocs_write_reltype): New function.
3868 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3869 incremental link.
3870 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3871 archives and object files elsewhere.
3872 (Add_symbols::run): Report object files here.
3873 (Finish_group::run): Report end of archive at end of group.
3874 * reloc.cc: Include layout.h, incremental.h.
3875 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3876 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3877 (Sized_relobj::incremental_relocs_scan): New function.
3878 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3879 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3880 (Sized_relobj::incremental_relocs_write): New function.
3881 (Sized_relobj::incremental_relocs_write_reltype): New function.
3882 * script.cc (read_input_script): Rewrite test for incremental link.
3883 Change call to Incremental_inputs::report_script.
3884 * symtab.h (Symbol_table::first_global_index): New function.
3885 (Symbol_table::output_count): New function.
3886
ce0d1972
DK		 38872010-08-12 Doug Kwan <dougkwan@google.com>
3888
3889 * arm.cc (Target_arm::merge_object_attributes): Check command line
3890 options --no-wchar-size-warning and --no-enum-size-warning.
3891 * options.h (General_options): Add ld-compatible options
3892 --no-enum-size-warning and --no-wchar-size-warning.
3893
6e5710ce
ILT		 38942010-08-04 Ian Lance Taylor <iant@google.com>
3895
3896 * x86_64.cc (Target_x86_64::Scan::local): Use
3897 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3898 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3899 (Target_x86_64::Scan::global): Likewise.
3900 (Target_x86_64::Relocate::relocate): Likewise.
3901 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3902 Likewise.
3903
fef830db
CC		 39042010-08-03 Cary Coutant <ccoutant@google.com>
3905
3906 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3907 to reserve space in merged_strings vector. Keep total input size
3908 for stats.
3909 (Output_merge_string::do_print_merge_stats): Print total input size.
3910 * merge.h (Output_merge_string): Add input_size_ field.
3911 * stringpool.cc (Stringpool_template::string_length): Move
3912 implementations out of Stringpool_template class and place in
3913 stringpool.h.
3914 * stringpool.h (string_length): Move out of Stringpool_template.
3915
1e3811b0
ILT		 39162010-08-03 Ian Lance Taylor <iant@google.com>
3917
3918 PR 11712
3919 * layout.cc (relaxation_loop_body): If address of load segment is
3920 set, adjust address to include headers if possible.
3921
7af0c620
ILT		 39222010-08-03 Ian Lance Taylor <iant@google.com>
3923
3924 * version.cc (version_string): Bump to 1.10.
3925
22f0da72
ILT		 39262010-08-03 Ian Lance Taylor <iant@google.com>
3927
3928 PR 11805
3929 * layout.h (enum Output_section_order): Define.
3930 (class Layout): Update declarations.
3931 * layout.cc (Layout::get_output_section): Add order parameter.
3932 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3933 is_first_non_relro parameters. Change all callers.
3934 (Layout::choose_output_section): Likewise.
3935 (Layout::add_output_section_data): Likewise.
3936 (Layout::make_output_section): Likewise. Set order.
3937 (Layout::default_section_order): New function.
3938 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3939 * output.cc (Output_section::Output_section): Initialize order_.
3940 Don't initialize deleted fields.
3941 (Output_segment::Output_segment): Don't initialize deleted
3942 fields.
3943 (Output_segment::add_output_section_to_load): New function
3944 replacing add_output_section. Change all callers to call this or
3945 add_output_section_to_nonload.
3946 (Output_segment::add_output_section_to_nonload): New function.
3947 (Output_segment::remove_output_section): Rewrite.
3948 (Output_segment::add_initial_output_data): Likewise.
3949 (Output_segment::has_any_data_sections): Likewise.
3950 (Output_segment::is_first_section_relro): Likewise.
3951 (Output_segment::maximum_alignment): Likewise.
3952 (Output_segment::has_dynamic_reloc): New function replacing
3953 dynamic_reloc_count. Change all callers.
3954 (Output_segment::has_dynamic_reloc_list): New function replacing
3955 dynamic_reloc_count_list. Change all callers.
3956 (Output_segment::set_section_addresses): Rewrite.
3957 (Output_segment::set_offset): Rewrite.
3958 (Output_segment::find_first_and_last_list): Remove.
3959 (Output_segment::set_tls_offsets): Rewrite.
3960 (Output_segment::first_section_load_address): Likewise.
3961 (Output_segment::output_section_count): Likewise.
3962 (Output_segment::section_with_lowest_load_address): Likewise.
3963 (Output_segment::write_section_headers): Likewise.
3964 (Output_segment::print_sections_to_map): Likewise.
3965 * output.h (class Output_data): Remove dynamic_reloc_count_
3966 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3967 (Output_data::add_dynamic_reloc): Rewrite.
3968 (Output_data::has_dynamic_reloc): New function.
3969 (Output_data::dynamic_reloc_count): Remove.
3970 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3971 is_last_relro_, is_first_non_relro_, is_interp_,
3972 is_dynamic_linker_section_ fields. Add order and set_order
3973 functions. Remove is_relro_local, set_is_relro_local,
3974 is_last_relro, set_is_last_relro, is_first_non_relro,
3975 set_is_first_non_relro functions, is_interp, set_is_interp,
3976 is_dynamic_linker_section, and set_is_dynamic_linker_section
3977 functions.
3978 (class Output_segment): Change Output_data_list from std::list to
3979 std:;vector. Add output_lists_ field. Remove output_data_ and
3980 output_bss_ fields. Update declarations.
3981
3ff2ccb0
ILT		 39822010-08-02 Ian Lance Taylor <iant@google.com>
3983
3984 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3985 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3986 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3987
88a4108b
ILT		 39882010-08-02 Ian Lance Taylor <iant@google.com>
3989
3990 PR 11855
3991 * script.cc (Script_options::Script_options): Initialize
3992 symbol_definitions_ and symbol_references_.
3993 (Script_options::add_symbol_assignment): Update
3994 symbol_definitions_ and symbol_references_.
3995 (Script_options::add_symbol_reference): New function.
3996 (script_symbol): New function.
3997 * script.h (class Script_options): Add symbol_definitions_ and
3998 symbol_references_ fields.
3999 (Script_options::referenced_const_iterator): New type.
4000 (Script_options::referenced_begin): New function.
4001 (Script_options::referenced_end): New function.
4002 (Script_options::is_referenced): New function.
4003 (Script_options::any_unreferenced): New function.
4004 * script-c.h (script_symbol): Declare.
4005 * yyscript.y (exp): Call script_symbol.
4006 * symtab.cc: Include "script.h".
4007 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4008 Change all callers. Check symbols referenced by scripts.
4009 (Symbol_table::add_undefined_symbols_from_command_line): Add
4010 layout parameter. Change all callers.
4011 (Symbol_table::do_add_undefined_symbols_from_command_line):
4012 Likewise. Break out loop body. Check symbols referenced by
4013 scripts.
4014 (Symbol_table::add_undefined_symbol_from_command_line): New
4015 function broken out of
4016 do_add_undefined_symbols_from_command_line.
4017 * symtab.h (class Symbol_table): Update declarations.
4018 * archive.cc: Include "layout.h".
4019 (Archive::should_include_member): Add layout parameter. Change
4020 all callers. Check for symbol mentioned in expression.
4021 * archive.h (class Archive): Update declaration.
4022 * object.cc (Sized_relobj::do_should_include_member): Add layout
4023 parameter.
4024 * object.h (Object::should_include_member): Add layout parameter.
4025 Change all callers.
4026 (Object::do_should_include_member): Add layout parameter.
4027 (class Sized_relobj): Update declaration.
4028 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4029 parameter.
4030 * dynobj.h (class Sized_dynobj): Update declaration.
4031 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4032 layout parameter.
4033 * plugin.h (class Sized_pluginobj): Update declaration.
4034
5f1ab67a
ILT		 40352010-08-02 Ian Lance Taylor <iant@google.com>
4036
4037 PR 11866
4038 * output.cc (Output_segment::set_offset): Search for the first and
4039 last sections rather than assuming that the list is in order.
4040 (Output_segment::find_first_and_last_list): New function.
4041 * output.h (class Output_segment): Update declarations.
4042 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4043 (relro_strip_test_SOURCES): New variable.
4044 (relro_strip_test_DEPENDENCIES): New variable.
4045 (relro_strip_test_LDFLAGS): New variable.
4046 (relro_strip_test_LDADD): New variable.
4047 (relro_strip_test.so): New target.
4048
a8df5856
ILT		 40492010-08-02 Ian Lance Taylor <iant@google.com>
4050
4051 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4052 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4053 (Target_i386::got_tlsdesc_section): New function.
4054 (Target_i386::got_section): Create space for GOT entries for
4055 TLSDESC relocations.
4056 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4057 R_386_TLS_GOTDESC.
4058 (Target_i386::Scan::global): Likewise.
4059 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4060 using TLSDESC GOT.
4061 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4062 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4063 (Target_x86_64::got_tlsdesc_section): New function.
4064 (Target_x86_64::got_section): Create space for GOT entries for
4065 TLSDESC relocations.
4066 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4067 R_386_TLS_GOTDESC.
4068 (Target_x86_64::Scan::global): Likewise.
4069 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4070 using TLSDESC GOT.
4071
0c10a0a6
ILT		 40722010-08-02 Ian Lance Taylor <iant@google.com>
4073
4074 * testsuite/final_layout.sh: Use dc to convert from hex to
4075 decimal.
4076
41cbeecc
ST		 40772010-07-29 Sriraman Tallam <tmsriram@google.com>
4078
4079 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4080 paramter to the call to gold::gc_process_relocs.
4081 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4082 paramter to the call to gold::gc_process_relocs.
4083 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4084 parameter to the call to gold::gc_process_relocs.
4085 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4086 template parameter to the call to gold::gc_process_relocs.
4087 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4088 paramter to the call to gold::gc_process_relocs.
4089 * gc.h (get_embedded_addend_size): New function.
4090 (gc_process_relocs): Save the size of the reloc for use by ICF.
4091 * icf.cc (get_section_contents): Get the addend from the text section
4092 for SHT_REL relocation sections.
4093 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4094 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4095 * int_encoding.h (read_from_pointer): New overloaded function.
4096 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4097 * testsuite/icf_sht_rel_addend_test.sh: New file.
4098 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4099 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4100
6ea55b82
RW		 41012010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4102
4103 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4104 * Makefile.in: Regenerate.
4105 * testsuite/Makefile.in: Regenerate.
4106
9691462b
ILT		 41072010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4108
4109 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4110 * gold/testsuite/debug_msg.cc: Likewise.
4111 * gold/testsuite/odr_violation1.cc
4112 * gold/testsuite/odr_violation2.cc
4113
76897331
CC		 41142010-07-21 Cary Coutant <ccoutant@google.com>
4115
4116 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4117 string, and length fields.
4118 (Output_merge_string::Merged_strings_list): New type.
4119 (Output_merge_string::Merged_strings_lists): New typedef.
4120 (Output_merge_string): Replace merged_strings_ with
4121 merged_strings_lists_.
4122 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4123 Merged_strings_list per input object and section. Don't store pointer
4124 to the string. Don't store length with each merged string entry.
4125 (Output_merge_string::finalize_merged_data): Loop over list of merged
4126 strings lists. Recompute length of each merged string.
4127
78384e8f
CC		 41282010-07-15 Cary Coutant <ccoutant@google.com>
4129
4130 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4131 here.
4132
783659f9
ILT		 41332010-07-14 Ian Lance Taylor <iant@google.com>
4134
4135 * descriptors.cc (Descriptors::open): Report correct name in error
4136 message.
4137
131687b4
DK		 41382010-07-13 Doug Kwan <dougkwan@google.com>
4139
4140 * arm.cc (Arm_input_section::Arm_input_section): For a
4141 SHT_ARM_EXIDX section, always keeps the input sections.
4142 (Arm_input_section::set_exidx_section_link): New method.
4143 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4144 has_errors_ to false.
4145 (Arm_exidx_input_section::has_errors,
4146 Arm_exidx_input_section::set_has_errors): New methods.
4147 (Arm_exidx_input_section::has_errors_): New data member.
4148 (Arm_relobj::get_exidx_shndx_list): New method.
4149 (Arm_output_section::append_text_sections_to_list): Do not skip
4150 section without SHF_EXECINSTR.
4151 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4152 errors.
4153 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4154 section header. Make error messages more verbose. Check for
4155 a non-executable section linked to an EXIDX section.
4156 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4157 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4158 check that there is no deferred EXIDX section if we exit early.
4159 Instead of not making an EXIDX section in case of an error, make one
4160 and set the has_errors flag of it.
4161 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4162 in a relocatable link.
4163 (Target_arm::do_relax): Look for the EXIDX output section instead of
4164 assuming that it is called .ARM.exidx.
4165 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4166 section list. Do not check for SHF_EXECINSTR section flags but
4167 skip any input section with errors.
4168 * output.cc (Output_section::Output_section): Initialize
4169 always_keeps_input_sections_ to false.
4170 (Output_section::add_input_section): Check for
4171 always_keeps_input_sections_.
4172 * output.h (Output_section::always_keeps_input_sections,
4173 Output_section::set_always_keeps_input_sections): New methods.
4174 (Output_section::always_keeps_input_sections): New data member.
4175
69517287
RÁE		 41762010-07-13 Rafael Espindola <espindola@google.com>
4177
4178 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4179 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4180
82742395
ILT		 41812010-07-13 Philip Herron <herron.philip@googlemail.com>
4182 Ian Lance Taylor <iant@google.com>
4183
4184 * output.h (Output_section_lookup_maps::add_merge_section):
4185 Correct check of whether value was inserted.
4186 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4187 (Output_section_lookup_maps::add_relaxed_input_section):
4188 Likewise.
4189 * arm.cc (Target_arm::got_section): Remove used local os.
4190 * i386.cc (Target_i386::got_section): Likewise.
4191 * x86_64.cc (Target_x86_64::got_section): Likewise.
4192 * sparc.cc (Target_sparc::got_section): Likewise.
4193 (Target_sparc::relocate): Remove unused local have_got_offset.
4194 * powerpc.cc (Target_powerpc::relocate): Likewise.
4195
f2d707b5
ILT		 41962010-07-13 Ian Lance Taylor <iant@google.com>
4197
241531d6
ILT		 4198 * compressed_output.cc (zlib_decompress): Fix signature in
4199 !HAVE_ZLIB_H case.
4200
f2d707b5
ILT		 4201 * archive.cc (Archive::include_member): Unlock an external member
4202 of a thin archive. Don't bother to delete an object we know is
4203 NULL.
4204
a2e47362
CC		 42052010-07-12 Cary Coutant <ccoutant@google.com>
4206
4207 * compressed_output.cc (zlib_decompress): New function.
4208 (get_uncompressed_size): New function.
4209 (decompress_input_section): New function.
4210 * compressed_output.h (get_uncompressed_size): New function.
4211 (decompress_input_section): New function.
4212 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4213 Handle compressed debug sections.
4214 * layout.cc (is_compressed_debug_section): New function.
4215 (Layout::output_section_name): Map compressed section names to
4216 canonical names.
4217 * layout.h (is_compressed_debug_section): New function.
4218 (is_debug_info_section): Recognize compressed debug sections.
4219 * merge.cc: Include compressed_output.h.
4220 (Output_merge_data::do_add_input_section): Handle compressed
4221 debug sections.
4222 (Output_merge_string::do_add_input_section): Handle compressed
4223 debug sections.
4224 * object.cc: Include compressed_output.h.
4225 (Sized_relobj::Sized_relobj): Initialize new data members.
4226 (build_compressed_section_map): New function.
4227 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4228 * object.h (Object::section_is_compressed): New method.
4229 (Object::do_section_is_compressed): New method.
4230 (Sized_relobj::Compressed_section_map): New type.
4231 (Sized_relobj::do_section_is_compressed): New method.
4232 (Sized_relobj::compressed_sections_): New data member.
4233 * output.cc (Output_section::add_input_section): Handle compressed
4234 debug sections.
4235 * reloc.cc: Include compressed_output.h.
4236 (Sized_relobj::write_sections): Handle compressed debug sections.
4237
ce279a62
CC		 42382010-07-08 Cary Coutant <ccoutant@google.com>
4239
4240 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4241 weak when resolving to a dynamic def.
4242 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4243 for weak undef/dynamic def cases. Adjust callers.
4244 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4245 undef_binding_weak_.
4246 (Symbol_table::sized_write_globals): Adjust symbol binding.
4247 (Symbol_table::sized_write_symbol): Add binding parameter.
4248 * symtab.h (Symbol::set_undef_binding): New method.
4249 (Symbol::is_undef_binding_weak): New method.
4250 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4251 (Symbol_table::should_override): Add new parameter.
4252 (Symbol_table::sized_write_symbol): Add new parameter.
4253
4254 * testsuite/weak_undef_file1.cc: Add new test case.
4255 * testsuite/weak_undef_file2.cc: Fix header comment.
4256 * testsuite/weak_undef_test.cc: Add new test case.
4257
b2286c10
DK		 42582010-06-29 Doug Kwan <dougkwan@google.com>
4259
4260 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4261 Initialize USE_SYMBOL_.
4262 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4263 definition.
4264 (Arm_reloc_property::uses_symbol_): New data member declaration.
4265 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4266 uses symbol value and symbol is undefined but not weakly undefined.
4267
4802450a
RÁE		 42682010-06-28 Rafael Espindola <espindola@google.com>
4269
4270 * plugin.cc (Plugin::load): Use dlerror.
4271
e5ca47ba
ILT		 42722010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4273
4274 * symtab.cc (detect_odr_violations): When reporting an ODR
4275 violation, report an object where the symbol is defined.
4276
8a75a161
DK		 42772010-06-25 Doug Kwan <dougkwan@google.com>
4278
4279 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4280 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4281 definition.
4282 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4283 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4284 target hook to detect function points.
4285 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4286 * icf.h (Icf::check_section_for_function_pointers): Change type of
4287 parameter SECTION_NAME to const reference to std::string. Use
4288 target hook to determine if section may have unsafe pointers.
4289 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4290 method definition.
4291
42218b9f
RÁE		 42922010-06-21 Rafael Espindola <espindola@google.com>
4293
4294 * fileread.cc (Input_file::find_fie): New
4295 (Input_file::open): Use Input_file::find_fie.
4296 * fileread.h (Input_file::find_fie): New
4297 * plugin.cc (set_extra_library_path): New.
4298 (Plugin::load): Add set_extra_library_path to the transfer vector.
4299 (Plugin_manager::set_extra_library_path): New.
4300 (Plugin_manager::add_input_file): Use the extra search path if set.
4301 (set_extra_library_path(): New.
4302 * plugin.h (Plugin_manager): Add set_extra_library_path and
4303 extra_search_path_.
4304
a0506cca
CC		 43052010-06-19 Cary Coutant <ccoutant@google.com>
4306
4307 * layout.cc (gdb_sections): Add .debug_types.
4308 (lines_only_debug_sections): Likewise.
4309
6508b958
RÁE		 43102010-06-18 Rafael Espindola <espindola@google.com>
4311
4312 * plugin.cc (add_input_file,add_input_library)
4313 (Plugin_manager::add_input_file): Make filename arguments const.
4314 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4315 const.
4316
3e235302
DK		 43172010-06-16 Doug Kwan <dougkwan@google.com>
4318
4319 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4320 .ARM.attributes section if we have not merged any input
4321 attributes sections.
4322
106e8a6c
DK		 43232010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4324
4325 * arm.cc: Allow combining objects with no EABI version
4326 information.
4327
91ff43fe
RÁE		 43282010-06-15 Rafael Espindola <espindola@google.com>
4329
4330 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4331
68ed838c
ILT		 43322010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4333
4334 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4335 (struct iovec): Correct !HAVE_READV definition.
4336
f3a2388f
CC		 43372010-06-10 Cary Coutant <ccoutant@google.com>
4338
4339 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4340 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4341 reloc sections.
4342 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4343
4344 PR 11683
4345 * symtab.h (Symbol::is_placeholder): New member function.
4346 * target-reloc.h (relocate_section): Check for placeholder symbols.
4347
4348 * testsuite/Makefile.am (plugin_test_8): New test.
4349 (plugin_test_9): New test.
4350 * testsuite/Makefile.in: Regenerate.
4351
e1df38aa
NC		 43522010-06-09 Nick Clifton <nickc@redhat.com>
4353
4354 * yyscript.y (input_list_element): Allow strings prefixed with
4355 the '-' character. Treat these as libraries.
4356 * script.cc (script_add_library): New function. Adds a library
4357 specified by "-l<name>" found in an input script.
4358 * script-c.h: Add prototype for script_add_library.
4359
25bbe950
DK		 43602010-06-07 Doug Kwan <dougkwan@google.com>
4361
4362 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4363 Restrict stub-group size to be within long conditional branch
4364 range when working around cortex-A8 erratum.
4365
0f32ea4c
ILT		 43662010-06-07 Damien Diederen <dd@crosstwine.com>
4367
4368 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4369 #ifdef typo.
4370
8fe2a369
ST		 43712010-06-03 Sriraman Tallam <tmsriram@google.com>
4372
4373 PR gold/11658
4374 * output.cc
4375 (Output_section::Input_section_sort_entry::compare_section_ordering):
4376 Change to return non-zero correctly.
4377 (Output_section::Input_section_sort_section_order_index_compare
4378 ::operator()): Change to fix ambiguity in comparisons.
4379
6e9ba2ca
ST		 43802010-06-01 Sriraman Tallam <tmsriram@google.com>
4381
4382 * gold.h (is_wildcard_string): New function.
4383 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4384 (Layout::layout_eh_frame): Ditto.
4385 (Layout::find_section_order_index): New method.
4386 (Layout::read_layout_from_file): New method.
4387 * layout.h (Layout::find_section_order_index): New method.
4388 (Layout::read_layout_from_file): New method.
4389 (Layout::input_section_position_): New private member.
4390 (Layout::input_section_glob_): New private member.
4391 * main.cc (main): Call read_layout_from_file here.
4392 * options.h (--section-ordering-file): New option.
4393 * output.cc (Output_section::input_section_order_specified_): New
4394 member.
4395 (Output_section::Output_section): Initialize new member.
4396 (Output_section::add_input_section): Add new parameter.
4397 Keep input sections when --section-ordering-file is used.
4398 (Output_section::set_final_data_size): Sort input sections when
4399 section ordering file is specified.
4400 (Output_section::Input_section_sort_entry): Add new parameter.
4401 Check sorting type.
4402 (Output_section::Input_section_sort_entry::compare_section_ordering):
4403 New method.
4404 (Output_section::Input_section_sort_compare::operator()): Change to
4405 consider section_order_index.
4406 (Output_section::Input_section_sort_init_fini_compare::operator()):
4407 Change to consider section_order_index.
4408 (Output_section::Input_section_sort_section_order_index_compare
4409 ::operator()): New method.
4410 (Output_section::sort_attached_input_sections): Change to sort
4411 according to section order when specified.
e1df38aa
NC		 4412 (Output_section::add_input_section<32, true>): Add new parameter.
4413 (Output_section::add_input_section<64, true>): Add new parameter.
4414 (Output_section::add_input_section<32, false>): Add new parameter.
4415 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4416 * output.h (Output_section::add_input_section): Add new parameter.
4417 (Output_section::input_section_order_specified): New
4418 method.
4419 (Output_section::set_input_section_order_specified): New method.
4420 (Input_section::Input_section): Initialize section_order_index_.
4421 (Input_section::section_order_index): New method.
4422 (Input_section::set_section_order_index): New method.
4423 (Input_section::section_order_index_): New member.
4424 (Input_section::Input_section_sort_section_order_index_compare): New
4425 struct.
4426 (Output_section::input_section_order_specified_): New member.
4427 * script-sections.cc (is_wildcard_string): Delete and move modified
4428 method to gold.h.
4429 (Output_section_element_input::Output_section_element_input): Modify
4430 call to is_wildcard_string.
4431 (Output_section_element_input::Input_section_pattern
4432 ::Input_section_pattern): Ditto.
4433 (Output_section_element_input::Output_section_element_input): Ditto.
4434 * testsuite/Makefile.am (final_layout): New test case.
4435 * testsuite/Makefile.in: Regenerate.
4436 * testsuite/final_layout.cc: New file.
4437 * testsuite/final_layout.sh: New file.
4438
3537c84b
RÁE		 44392010-06-01 Rafael Espindola <espindola@google.com>
4440
4441 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4442
105b6afd
RÁE		 44432010-06-01 Rafael Espindola <espindola@google.com>
4444
4445 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4446 visibility of symbols.
4447
29e11421
DK		 44482010-05-27 Doug Kwan <dougkwan@google.com>
4449
4450 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4451 from start of output section instead of address for a local symbol
4452 in a merged or relaxed section when doing a relocatable link.
4453
5e0f337e
RÁE		 44542010-05-26 Rafael Espindola <espindola@google.com>
4455
4456 PR 11604
4457 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4458 adding sections the garbage collector removed.
4459 * gold/testsuite/Makefile.am: Add test.
4460 * gold/testsuite/Makefile.in: Regenerate.
4461 * gold/testsuite/plugin_test_7.sh: New.
4462 * gold/testsuite/plugin_test_7_1.c: New.
4463 * gold/testsuite/plugin_test_7_2.c: New.
4464
f4187277
RÁE		 44652010-05-26 Rafael Espindola <espindola@google.com>
4466
4467 * script-sections.cc (Output_section_definition::set_section_addresses):
4468 Check for --section-start.
4469
5c388529
DK		 44702010-05-26 Doug Kwan <dougkwan@google.com>
4471
4472 * arm.cc (Arm_scan_relocatable_relocs): New class.
4473 (Target_arm::relocate_special_relocatable): New method.
4474 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4475 (Arm_relocate_functions::thumb_branch_common): Same.
4476 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4477 instead of Default_scan_relocatable_relocs.
4478 * target-reloc.h (relocate_for_relocatable): Let target handle
4479 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4480 * target.h (Sized_target::relocate_special_relocatable): New method.
4481
bca1c3ae
ILT		 44822010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4483
4484 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4485
0439c796
DK		 44862010-05-23 Doug Kwan <dougkwan@google.com>
4487
4488 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4489 instead of a cast.
4490 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4491 with a direct branch, not a conditional branch, to a stub.
4492 * merge.cc (Output_merge_base::record_input_section): New method
4493 defintion.
4494 (Output_merge_data::do_add_input_section): Record input section if
4495 keeps-input-sections flag is set.
4496 (Output_merge_string::do_add_input_section): Ditto.
4497 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4498 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4499 INPUT_SECTIONS_.
4500 (Output_merge_base::keeps_input_sections,
4501 Output_merge_base::set_keeps_input_sections,
4502 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4503 method definitions.
4504 (Output_merge_base::Input_sections): New type declaration.
4505 (Output_merge_base::input_sections_begin,
4506 Output_merge_base::input_sections_end,
4507 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4508 (Output_merge_base::bool keeps_input_sections_,
4509 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4510 Output_merge_base::input_sections_): New data members.
4511 (Output_merge_data::do_set_keeps_input_sections): New method
4512 defintion.
4513 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4514 * output.cc (Output_section::Input_section::relobj): Move method
4515 defintion from class declaration to here and handle merge sections.
4516 (Output_section::Input_section::shndx): Ditto.
4517 (Output_section::Output_section): Remove initializations of removed
4518 data members and initialize new data member LOOKUP_MAPS_.
4519 (Output_section::add_input_section): Set keeps-input-sections flag
4520 for a newly created merge output section as appropriate. Adjust code
4521 to use Output_section_lookup_maps class.
4522 (Output_section::add_relaxed_input_section): Adjst code for lookup
4523 maps code refactoring.
4524 (Output_section::add_merge_input_section): Add a new parameter
4525 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4526 class. If adding input section to a newly created merge output
4527 section fails, remove the new merge section.
4528 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4529 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4530 (Output_section::find_merge_section): Ditto.
4531 (Output_section::build_lookup_maps): New method defintion.
4532 (Output_section::find_relaxed_input_section): Adjust code to use
4533 Output_section_lookup_maps class.
4534 (Output_section::get_input_sections): Export merge sections. Adjust
4535 code to use Output_section_lookup_maps class.
4536 (Output_section:::add_script_input_section): Adjust code to use
4537 Output_section_lookup_maps class. Update lookup maps for merge
4538 sections also.
4539 (Output_section::discard_states): Use Output_section_lookup_maps.
4540 (Output_section::restore_states): Same.
4541 * output.h (Merge_section_properties): Move class defintion out of
4542 Output_section.
4543 (Output_section_lookup_maps): New class.
4544 (Output_section::Input_section::is_merge_section): New method
4545 defintion.
4546 (Output_section::Input_section::relobj): Move defintion out of class
4547 defintion. Declare method only.
4548 (Output_section::Input_section::shndx): Ditto.
4549 (Output_section::Input_section::output_merge_base): New method defintion.
4550 (Output_section::Input_section::u2_.pomb): New union field.
4551 (Output_section::Merge_section_by_properties_map,
4552 Output_section::Output_section_data_by_input_section_map,
4553 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4554 Remove types.
4555 (Output_section::add_merge_input_section): Add new parameter
4556 KEEPS_INPUT_SECTIONS.
4557 (Output_section::build_lookup_maps): New method declaration.
4558 (Output_section::merge_section_map_,
4559 Output_section::merge_section_by_properties_map_,
4560 Output_section::relaxed_input_section_map_,
4561 Output_section::is_relaxed_input_section_map_valid_): Remove data
4562 members.
4563 (Output_section::lookup_maps_): New data member.
4564
76295588
L		 45652010-05-21 Doug Kwan <dougkwan@google.com>
4566
4567 PR gold/11619
4568 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4569 avoid a compilation error.
4570
d103a984
RÁE		 45712010-05-19 Rafael Espindola <espindola@google.com>
4572
4573 * script-sections.cc (Output_section_definition::allocate_to_segment):
4574 Update the phdrs_list even when the output section is NULL.
4575 * testsuite/Makefile.am: Add test.
4576 * testsuite/Makefile.in: Regenerate.
4577 * testsuite/script_test_9.cc: New.
4578 * testsuite/script_test_9.sh: New.
4579 * testsuite/script_test_9.t: New.
4580
6625d24e
DK		 45812010-05-19 Doug Kwan <dougkwan@google.com>
4582
4583 * arm.cc (Arm_input_section::original_size): New method.
4584 (Arm_input_section::do_addralign): Add a cast.
4585 (Arm_input_section::do_output_offset): Remove static cast.
4586 (Arm_input_section::original_addralign,
4587 Arm_input_section::original_size_): Change type to uint32_t.
4588 (Arm_input_section::init): Add safe casts for section alignment
4589 and size.
4590 (Arm_input_section::set_final_data_size): Do not set address and
4591 offset of stub table.
4592 (Arm_output_section::fix_exidx_coverage): Change use of of
4593 Output_section::Simple_input_section to that of
4594 Output_section::Input_section.
4595 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4596 except for the first pass.
4597 * output.cc (Output_section::get_input_sections): Change type of
4598 input_sections to std::list<Input_section>.
4599 (Output_section::add_script_input_section): Rename from
4600 Output_section::add_simple_input_section. Change type of SIS
4601 parameter from Simple_input_section to Input_section.
4602 * output.h (Output_section::Simple_input_section): Remove class.
4603 (Output_section::Input_section): Change class visibility to public.
4604 (Output_section::Input_section::addralign): Use stored alignments
4605 for special input sections if set.
4606 (Output_section::Input_section::set_addralign): New method.
4607 (Output_section::get_input_sections): Change parameter type from
4608 list of Simple_input_section to list of Input_section.
4609 (Output_section::add_script_input_section): Rename from
4610 Output_section::add_simple_input_section. Change first parameter's
4611 type from Simple_input_section to Input_section and remove the
4612 second and third parameters.
4613 * script-sections.cc (Input_section::Input_section_list): Change
4614 type to list of Output_section::Input_section/
4615 (Input_section_info::Input_section_info): Change parameter type of
4616 INPUT_SECTION to Output_section::Input_section.
4617 (Input_section_info::input_section): Change return type.
4618 (Input_section_info::input_section_): Change type to
4619 Output_section::Input_section.
4620 (Output_section_element_input::set_section_addresses): Adjust code
4621 to use Output_section::Input_section instead of
4622 Output_section::Simple_input_section. Adjust code for renaming
4623 of Output_section::add_simple_input_section.
4624 (Orphan_output_section::set_section_addresses): Ditto.
4625
e1e82ea4
RW		 46262010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4627
4628 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4629 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4630
91e75c8a
RÁE		 46312010-05-18 Rafael Espindola <espindola@google.com>
4632
4633 * options.cc (General_options::finalize): Handle -nostdlib.
4634 * options.h (nostdlib): New option.
4635 * script.cc (script_add_search_dir): Handle -nostdlib.
4636
da59ad79
DK		 46372010-05-12 Doug Kwan <dougkwan@google.com>
4638
4639 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4640 attributes section only if there no attributes section after merging.
4641 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4642 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4643 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4644 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4645 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4646 and arm_attr_merge_7.stdout.
4647 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4648 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4649 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4650 arm_attr_merge_7b.o): New rules.
4651 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4652 arm_attr_merge_7
4653 * testsuite/Makefile.in: Regenerate.
4654 * testsuite/arm_attr_merge.sh: New file.
4655 * testsuite/arm_attr_merge_[67][ab].s: Same.
4656
3e01a7fd
NC		 46572010-05-05 Nick Clifton <nickc@redhat.com>
4658
4659 * po/es.po: Updated Spanish translation.
4660
7ad2014a
L		 46612010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4662
4663 * Makefile.am (install-exec-local): Properly install gold as
4664 default cross linker.
4665 * Makefile.in: Regenerated.
4666
4fda8867
NC		 46672010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4668 Nick Clifton <nickc@redhat.com>
4669
4670 * configure.ac (install_as_default): Define and set to false
4671 unless --enable-gold or --enable-gold=both/gold has been
4672 specified.
4673 * configure: Regenerate.
4674
4675 * Makefile.am (install-exec-local): Install the executable as
4676 'ld.gold'. If install_as_default is true then also install it as
4677 'ld'.
4678 * Makefile.in: Regenerated.
4679
bd288ea2
ILT		 46802010-04-24 Ian Lance Taylor <iant@google.com>
4681
4682 * layout.cc (Layout::layout_reloc): In relocatable link don't
4683 combine reloc sections for grouped sections.
4684
ef38fd8a
ST		 46852010-04-23 Sriraman Tallam <tmsriram@google.com>
4686
4687 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4688 sections that are not ordinary to icf.
4689 * icf.cc (get_section_contents): Handle relocation pointing to section
4690 with no object or shndx information.
4691 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4692 * testsuite/Makefile.in: Regenerate.
4693 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4694 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4695
f6973bdc
ILT		 46962010-04-22 Ian Lance Taylor <iant@google.com>
4697
4698 * expression.cc (Expression::Expression_eval_info): Add
4699 result_alignment_pointer field.
4700 (Expression::eval_with_dot): Add result_alignment_pointer
4701 parameter. Change all callers.
4702 (Expression::eval_maybe_dot): Likewise.
4703 (class Binary_expression): Add alignment_pointer parameter to
4704 left_value and right_value. Change all callers.
4705 (BINARY_EXPRESSION): Set result alignment.
4706 (class Trinary_expression): Add alignment_pointer parameter to
4707 arg2_value and arg3_value. Change all callers.
4708 (Trinary_cond::value): Set result alignment.
4709 (Max_expression::value, Min_expression::value): Likewise.
4710 (Align_expression::value): Likewise.
4711 * script-sections.cc (class Sections_element): Add dot_alignment
4712 parameter to set_section_addresses virtual function. Update
4713 instantiations.
4714 (class Output_section_element): Likewise.
4715 (Script_sections::create_segments): Add dot_alignment parameter.
4716 Change all callers.
4717 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4718 (Script_sections::set_phdrs_clause_addresses): Likewise.
4719 * script-sections.h: Update declarations.
4720 * script.h: Update declarations.
4721 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4722 min_p_align.
4723 * testsuite/script_test_3.t: Set large alignment.
4724 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4725 segment has expected alignment.
4726
9c9c98a5
NC		 47272010-04-22 Nick Clifton <nickc@redhat.com>
4728
4729 * po/gold.pot: Updated by the Translation project.
4730 * po/vi.po: Updated Vietnamese translation.
4731
2253bfba
L		 47322010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4733
4734 * testsuite/Makefile.am (check_PROGRAMS): Add
4735 icf_virtual_function_folding_test.
4736 * testsuite/Makefile.in: Regenerated.
4737
85fdf906
AH		 47382010-04-15 Andrew Haley <aph@redhat.com>
4739
4740 * options.h (merge_exidx_entries): New option.
4741 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4742 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4743 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4744 (Target_arm::merge_exidx_entries): New function.
4745 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4746 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4747 to Arm_exidx_fixup constructor.
4748 Add new arg, merge_exidx_entries.
4749 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4750 Arm_output_section::fix_exidx_coverage.
4751
ce97fa81
ST		 47522010-04-18 Sriraman Tallam <tmsriram@google.com>
4753
4754 * icf.cc (get_section_contents): Check for preemptible functions.
4755 Ignore addend when appropriate.
4756 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4757 section folded.
4758 (add_from_relobj): Check for section folded.
4759 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4760 * symtab.h (should_add_dynsym_entry): Add new parameter.
4761 * target-reloc.h (scan_relocs): Check for section folded.
4762 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4763 Check reloc types for function pointers in shared objects.
4764 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4765 case.
4766 (icf_preemptible_functions_test): New test case.
4767 (icf_string_merge_test): New test case.
4768 * testsuite.Makefile.in: Regenerate.
4769 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4770 bar_glob. Refactor code.
4771 * testsuite/icf_preemptible_functions_test.cc: New file.
4772 * testsuite/icf_preemptible_functions_test.sh: New file.
4773 * testsuite/icf_string_merge_test.cc: New file.
4774 * testsuite/icf_string_merge_test.sh: New file.
4775 * testsuite/icf_virtual_function_folding_test.cc: New file.
4776 * testsuite/icf_virtual_function_folding_test.sh: New file.
4777
04ceb17c
DK		 47782010-04-14 Doug Kwan <dougkwan@google.com>
4779
4780 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4781 for local symbol recounting if we remove a section due to ICF.
4782 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4783 there are no regular objects in input.
4784
153e7da4
DK		 47852010-04-13 Doug Kwan <dougkwan@google.com>
4786
4787 * arm.cc (Arm_input_section::set_final_data_size): Compute
4788 accurate final data size instead of using current data size.
4789
4dbd9faf
DK		 47902010-04-09 Doug Kwan <dougkwan@google.com>
4791
4792 * layout.cc (Layout::choose_output_section): Handle script section
4793 types.
4794 (Layout::make_output_section_for_script): Add section type parameter.
4795 Handle script section types.
4796 * layout.h (Layout::make_output_section_for_script): Add section
4797 type parameter.
4798 * output.cc (Output_section::Output_section): Initialize data member
4799 is_noload_.
4800 (Output_section::do_reset_address_and_file_offset): Do not set address
4801 to 0 if section is a NOLOAD section.
4802 * output.h (Output_section::is_noload): New method.
4803 (Output_section::set_is_noload): Ditto.
4804 (Output_section::is_noload_): New data member.
4805 * script-c.h (Script_section_type): New enum type.
4806 (struct Parser_output_section_header): Add new file section_type.
4807 * script-sections.cc (Sections_element::output_section_name): Add
4808 parameter for returning script section type.
4809 (Output_section_definition::output_section_name): Ditto.
4810 (Output_section_definition::section_type)P; New method.
4811 (Output_section_definiton::script_section_type_name): Ditto.
4812 (Output_section_definition::script_section_type_): New data member.
4813 (Output_section_definition::Output_section_definition): Initialize
4814 data member Output_section_definition::script_section_type_.
4815 (Output_section_definition::create_sections): Pass script section type
4816 to Layout::make_output_section_for_script.
4817 (Output_section_definition::output_section_name): Return script
4818 section type to caller.
4819 (Output_section_definition::set_section_address): Do not advance
4820 dot value and load address if section type is NOLOAD. Set address
4821 of NOLOAD sections regardless of section flags.
4822 (Output_section_definition::print): Print section type if it is
4823 not SCRIPT_SECTION_TYPE_NONE.
4824 (Output_section_definition::section_type): New method.
4825 (Output_section_definition::script_section_type_name): Ditto.
4826 (Script_sections::output_section_name): Add new parameter
4827 PSECTION_TYPE for returning script section type. Pass it to
4828 section elements. Handle discard sections.
4829 (Sort_output_sections::operator()): Handle NOLOAD sections.
4830 * script-sections.h (Script_sections::Section_type): New enum type.
4831 (Script_sections::output_section_name): Add a new parameter for
4832 returning script section type.
4833 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4834 INFO and NOLOAD.
4835 * yyscript.y (union): Add new field SECTION_TYPE.
4836 (COPY, DSECT, INFO, NOLOAD): New tokens.
4837 (opt_address_and_section_type): Change type to output_section_header.
4838 (section_type): New non-terminal
4839 (section_header): Handle section type.
2253bfba 4840 (opt_address_and_section_type): Return section type value.
4dbd9faf 4841
721ea635
L		 48422010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4843
4844 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4845 * testsuite/plugin_common_test_2.c (foo): Likewise.
4846
6bf924b0
DK		 48472010-04-08 Doug Kwan <dougkwan@google.com>
4848
4849 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4850 Output_merge_data.
4851 * output.cc (Output_section::add_merge_input_section): Simplify
4852 code and return status of Output_merge_base::add_input_section.
e1df38aa 4853 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4854 returns true.
4855
24af6f92
DK		 48562010-04-07 Doug Kwan <dougkwan@google.com>
4857
4858 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4859 if section is marked as containing instructions but has no mapping
4860 symbols.
4861 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4862 correct section index.
4863 (Arm_relobj::find_linked_text_section): Ditto.
4864
00698fc5
CC		 48652010-04-07 Cary Coutant <ccoutant@google.com>
4866
4867 * archive.cc (include_member): Destroy Read_symbols_data object before
4868 releasing file.
4869 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4870 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4871 (Read_symbols_data::~Read_symbols_data) New destructor.
4872 (Section_relocs::Section_relocs) New constructor.
4873 (Section_relocs::~Section_relocs) New destructor.
4874 (Read_relocs_data::Read_relocs_data) New constructor.
4875 (Read_relocs_data::~Read_relocs_data) New destructor.
4876 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4877 pointers to NULL after deleting.
4878
7296d933
DK		 48792010-04-07 Doug Kwan <dougkwan@google.com>
4880
4881 * arm.cc: Replace "endianity" with "endianness" in comments.
4882 (Arm_exidx_cantunwind): Ditto.
4883 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4884 (Arm_relobj::merge_flags_and_attributes): New method.
4885 (Arm_relobj::merge_flags_and_attributes_): New data member.
4886 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4887 (Arm_relobj::scan_sections_for_stubs): Ditto.
4888 (Arm_relobj::do_read_symbols): Check to see if we really want to
4889 merge processor-specific flags and attributes. Exit early if
4890 an object is empty except for section names and the undefined symbol.
4891 (Target_arm::do_finalize_sections): Move check for ELF format to
4892 Arm_relobj::do_read_symbols. Merge processor specific flags and
4893 attributes from a regular object only when we have determined that
4894 it is aapropriate. Do not create an .ARM.attributes section in
4895 output if there is no regular input object.
4896 (Target_arm::merge_processor_specific_flags): Check
4897 --warn-mismatch before printing any error.
4898 (Target_arm::merge_object_attributes): Ditto.
4899 * gold.cc (queue_middle_tasks): Handle the case in which there is
4900 no regular object in input.
4901 * options.cc (General_options::parse_EB): New method.
4902 (General_options::parse_EL): Same.
4903 (General_options::General_options): Initialize endianness_.
4904 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4905 New options.
4906 (General_options::Endianness): New enum.
4907 (General_options::endianness): New method.
4908 (General_options::endianness_): New data member.
4909 * parameters.cc (Parameters::set_options): Check target endianness.
4910 (Parameters::set_target_once): Ditto.
4911 (Parameters::check_target_endianness): New method.
4912 (parameters_force_valid_target): If either -EL or -EB is specified,
4913 use it to define endianness of default target.
4914 * parameters.h (Parameters::check_target_endianness): New method
4915 declaration.
4916 * target.h (class Target): Change "endianity" to "endianness"
4917 in comments.
4918
efc8d4f2
RW		 49192010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4920
4921 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4922 * configure: Regenerate.
4923 * Makefile.in: Regenerate.
4924 * testsuite/Makefile.in: Regenerate.
4925
be234d88
CC		 49262010-04-06 Cary Coutant <ccoutant@google.com>
4927
4928 gcc PR lto/42757
4929 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4930 prevailing definitions of common symbols.
4931 * testsuite/plugin_test_6.sh: New test case.
4932 * testsuite/plugin_common_test_1.c: New test case.
4933 * testsuite/plugin_common_test_2.c: New test case.
4934 * testsuite/Makefile.am (plugin_test_6): New test case.
4935 * testsuite/Makefile.in: Regenerate.
4936
bd32c6bd
NC		 49372010-04-06 Nick Clifton <nickc@redhat.com>
4938
4939 * po/vi.po: New Vietnamese translation.
4940
323c532f
DK		 49412010-03-30 Doug Kwan <dougkwan@google.com>
4942
4943 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4944
4fcd97eb
DK		 49452010-03-25 Doug Kwan <dougkwan@google.com>
4946
4947 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4948 to avoid a conversion warning on a 32-bit host.
4949
4ebf39db
ILT		 49502010-03-24 Ian Lance Taylor <iant@google.com>
4951
4952 * testsuite/script_test_3.t: Add a TLS segment.
4953 * testsuite/Makefile.am (check_PROGRAMS): Add
4954 tls_phdrs_script_test.
4955 (tls_phdrs_script_test_SOURCES): Define.
4956 (tls_phdrs_script_test_DEPENDENCIES): Define.
4957 (tls_phdrs_script_test_LDFLAGS): Define.
4958 (tls_phdrs_script_test_LDADD): Define.
4959 * testsuite/Makefile.in: Rebuild.
4960
4a599bdd
CC		 49612010-03-23 Cary Coutant <ccoutant@google.com>
4962
4963 * fileread.cc (find_or_make_view): Fix comment.
4964
6c93b22c
ILT		 49652010-03-23 Ian Lance Taylor <iant@google.com>
4966
4967 * script-sections.cc (class Orphan_section_placement): Define
4968 PLACE_TLS and PLACE_TLS_BSS.
4969 (Orphan_section_placement::Orphan_section_placement): Initialize
4970 new places.
4971 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4972 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4973 (tls_script_test_SOURCES): Define.
4974 (tls_script_test_DEPENDENCIES): Define.
4975 (tls_script_test_LDFLAGS): Define.
4976 (tls_script_test_LDADD): Define.
4977 * testsuite/Makefile.in: Rebuild.
4978
a2c7281b
DK		 49792010-03-22 Doug Kwan <dougkwan@google.com>
4980
4981 * arm.cc (Arm_relocate_functions::abs8,
4982 Arm_relocate_functions::abs16): Use correct check for overflow
4983 specified in the ARM ELF specs.
4984 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4985 target of a BLX instruction specially.
4986 (Reloc_stub::stub_type_for_reloc): Ditto.
4987 (Relocate::relocate): Use symbolic names instead of numeric relocation
4988 codes to report error.
4989 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4990 workaround.
4991 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4992 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4993 thumb2_blx_out_of_range.stdout
4994 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4995 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4996 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4997 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4998 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4999 thumb2_blx_in_range, thumb2_blx_in_range.o,
5000 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
5001 thumb2_blx_out_of_range.o): New rules.
5002 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
5003 thumb2_blx_in_range and thumb2_blx_out_of_range.
5004 * testsuite/Makefile.in: Regenerate.
5005 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5006 * testsuite/thumb_blx_in_range.s: New file.
5007 * testsuite/thumb_blx_out_of_range.s: New file.
5008
b0193076
RÁE		 50092010-03-22 Rafael Espindola <espindola@google.com>
5010
5011 * archive.cc (Should_include): Move to archive.h.
5012 (should_include_member): Make it a member of Archive.
5013 (Lib_group): New.
5014 (Add_lib_group_symbols): New.
5015 * archive.h: Include options.h.
5016 (Archive_member): Moved from Archive.
5017 (Should_include): Moved from archive.cc.
5018 (Lib_group): New.
5019 (Add_lib_group_symbols): New.
5020 * dynobj.cc (do_should_include_member): New.
5021 * dynobj.h (do_should_include_member): New.
5022 * gold.cc (queue_initial_tasks): Update call to queue.
5023 * main.cc (main): Print lib group stats.
5024 * object.cc (do_should_include_member): New.
5025 * object.h: Include archive.h.
5026 (Object::should_include_member): New.
5027 (Object::do_should_include_member): New.
5028 (Sized_relobj::do_should_include_member): New.
5029 * options.cc (General_options::parse_start_lib): New.
5030 (General_options::parse_end_lib): New.
5031 (Input_arguments::add_file): Handle lib groups.
5032 (Input_arguments::start_group): Check we are not in a lib.
5033 (Input_arguments::start_lib): New.
5034 (Input_arguments::end_lib): New.
5035 * options.h (General_options): Add start_lib and end_lib.
5036 (Input_argument::lib_): New.
5037 (Input_argument::lib): New.
5038 (Input_argument::is_lib): New.
5039 (Input_file_lib): New.
5040 (Input_arguments::in_lib_): New.
5041 (Input_arguments::in_lib): New.
5042 (Input_arguments::start_lib): New.
5043 (Input_arguments::end_lib_): New.
5044 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5045 in unused members as preempted.
5046 (Sized_pluginobj::do_should_include_member): New.
5047 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5048 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5049 return the blocker.
5050 (Read_symbols::do_whole_lib_group): New.
5051 (Read_symbols::do_lib_group): New.
5052 (Read_symbols::do_read_symbols): Handle lib groups.
5053 (Read_symbols::get_name): Handle lib groups.
5054 * readsyms.h (Read_symbols): Add an archive member pointer.
5055 (Read_symbols::do_whole_lib_group): New.
5056 (Read_symbols::do_lib_group): New.
5057 (Read_symbols::member_): New.
5058 * script.cc (read_input_script): Update call to queue_soon.
5059
d099120c
DK		 50602010-03-19 Doug Kwan <dougkwan@google.com>
5061
5062 * arm.cc (Stub_table::Stub_table): Initialize new data members
5063 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5064 (Stub_table::add_reloc_stub): Assign stub offset and update
5065 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5066 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5067 New data members.
5068 (Stub_table::update_data_size_and_addralign): Use
5069 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5070 instead of going over all reloc stubs.
5071 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5072 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5073 Stringpool_template::offset_ to size of Stringpool_char.
5074 (Stringpool_template::new_key_offset): Remove code to initialize
5075 Stringpool_template::offset_.
5076 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5077 Stringpool_template::offset_ to zero.
5078
1aa37384
DK		 50792010-03-15 Doug Kwan <dougkwan@google.com>
5080
5081 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5082 offset_.
5083 (Stringpool_template::new_key_offset): New method.
5084 (Stringpool_template::add_string): Assign offsets when adding new
5085 strings.
5086 (Stringpool_template::set_string_offsets): Do not set string offsets
5087 when not optimizing.
5088 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5089 member size_.
5090 (Chunked_vector::clear): Clear size_.
5091 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5092 (Chunked_vector::size): Return size_.
5093 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5094 (Chunked_vector::size_): New data member.
1aa37384
DK		 5095 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5096 (Stringpool_template::new_key_offset): New method declaration.
5097 (Stringpool_template::offset_): New data member.
5098
b672b057
RÁE		 50992010-03-15 Rafael Espindola <espindola@google.com>
5100
5101 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5102 Add_symbols' constructor.
5103 * readsyms.h (Add_symbols): Remove the input_group member.
5104
b6848d3c
ILT		 51052010-03-10 Ian Lance Taylor <iant@google.com>
5106
5107 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5108 target to ask whether a reference to a symbol requires a stack
5109 split.
5110 * target.h (Target::is_call_to_non_split): New function.
5111 (Target::do_is_call_to_non_split): Declare virtual function.
5112 * target.cc: Include "symtab.h".
5113 (Target::do_is_call_to_non_split): New function.
5114 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5115
a2a5469e
CC		 51162010-03-10 Cary Coutant <ccoutant@google.com>
5117
5118 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5119 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5120 (File_read::open[2]): Add whole_file_view_ to list of views.
5121 (File_read::make_view): Remove test of whole_file_view_.
5122 (File_read::find_or_make_view): Create whole_file_view_ if
5123 necessary.
5124 (File_read::clear_views): Replace bool parameter with enum;
5125 adjust all callers. Don't delete views with permanent data;
5126 do delete cached views and views from archives if
5127 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5128 if clearing the corresponding view.
5129 * fileread.h (File_read::Clear_views_mode): New enum.
5130 (File_read::View::is_permanent_view): New method.
5131 (File_read::clear_views): Replace bool parameter
5132 with enum; adjust all callers.
5133 * options.h (General_options): Change keep_files_mapped option;
5134 add map_whole_files.
5135 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5136 releasing the file.
5137 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5138 the file.
5139
8861f32b
DM		 51402010-03-10 David S. Miller <davem@davemloft.net>
5141
5142 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5143
d62d0f5f
ST		 51442010-03-09 Sriraman Tallam <tmsriram@google.com>
5145
5146 * icf.cc (get_section_contents): Add '@' marker after processing the
5147 merge reloc.
5148
9177756d
DK		 51492010-03-08 Doug Kwan <dougkwan@google.com>
5150
5151 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5152 due to a conversion warning.
5153 (Arm_relobj::update_output_local_symbol_count): Check for local
5154 symbol with unset output index.
5155
9e9e071b
ILT		 51562010-03-05 Ian Lance Taylor <iant@google.com>
5157
5158 * options.h (class General_options): Add --spare-dynamic-tags.
5159 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5160 --spare-dynamic-tags.
5161
a81ee015
ILT		 51622010-03-05 Ian Lance Taylor <iant@google.com>
5163
5164 * incremental.cc: Include "libiberty.h".
5165
44ec90b9
RO		 51662010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5167
5168 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5169 function, is_info_ member.
5170 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5171 (Versions::Versions): Update caller.
5172 (Versions::define_base_version): Likewise.
5173 (Versions::add_def): Likewise.
5174
0897ed3b
ST		 51752010-03-03 Sriraman Tallam <tmsriram@google.com>
5176
5177 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5178 (Scan::possible_function_pointer_reloc): New function.
5179 (Scan::local_reloc_may_be_function_pointer): Change to call
5180 possible_function_pointer_reloc.
5181 (Scan::global_reloc_may_be_function_pointer): Ditto.
5182 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5183 relocations in ".data.rel.ro._ZTV" section.
5184 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5185 * testsuite/icf_safe_so_test.cc: Ditto.
5186 * testsuite/icf_safe_test.cc: Ditto.
5187 * testsuite/icf_safe_test.sh: Ditto.
5188
d3bbad62
ILT		 51892010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5190 Ian Lance Taylor <iant@google.com>
5191
5192 * target-reloc.h (relocate_section): Check the symbol table index
5193 for -1U before setting the local symbol index.
5194 (scan_relocatable_relocs): If copying the relocation, record that
5195 the local symbol is required.
5196 * object.h (Symbol_value::is_output_symtab_index_set): New
5197 function.
5198 (Symbol_value::may_be_discarded_from_output_symtab): New
5199 function.
5200 (Symbol_value::has_output_symtab_entry): New function.
5201 (Symbol_value::needs_output_symtab_entry): Remove.
5202 (Symbol_value::output_symtab_index): Make sure the symbol index is
5203 set.
5204 (Symbol_value::set_output_symtab_index): Make sure the symbol
5205 index is not set. Make sure the new index is valid.
5206 (Symbol_value::set_must_have_output_symtab_entry): New function.
5207 (Symbol_value::has_output_dynsym_entry): New function.
5208 (Symbol_value::set_output_dynsym_index): Make sure the new index
5209 is valid.
5210 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5211 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5212 local symbol if permitted.
5213 (Sized_relobj::do_finalize_local_symbols): Call
5214 is_output_symtab_index_set rather than needs_output_symtab_entry.
5215 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5216 rather than needs_output_symtab_entry. Call
5217 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5218 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5219 is_output_symtab_index_set rather than needs_output_symtab_entry.
5220 * testsuite/discard_locals_relocatable_test.c: New file.
5221 * testsuite/discard_locals_test.sh: Test -r.
5222 * testsuite/Makefile.am (check_DATA): Add
5223 discard_locals_relocatable_test1.syms,
5224 discard_local_relocatable_test2.syms.
5225 (MOSTLYCLEANFILES): Likewise. Also add
5226 discard_locals_relocatable_test1.lout and
5227 discard_locals_relocatable_test2.out.
5228 (discard_locals_relocatable_test1.syms): New target.
5229 (discard_locals_relocatable_test.o): New target.
5230 (discard_locals_relocatable_test1.out): New target.
5231 (discard_locals_relocatable_test2.syms): New target.
5232 (discard_locals_relocatable_test2.out): New target.
5233 (various): Add missing ../ld-new dependencies.
5234 * testsuite/Makefile.in: Rebuild.
5235
7e8ccf26
NC		 52362010-03-03 Nick Clifton <nickc@redhat.com>
5237
5238 * po/fi.po: New Finnish translation.
5239
2a0ff005
DK		 52402010-03-01 Doug Kwan <dougkwan@google.com>
5241
5242 * layout.cc (Layout::Layout): Force section types of .init_array*,
5243 .preinit_array* and .fini_array* sections.
5244 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5245 Fix check of return value of std::string::find.().
5246 (Output_section::Input_section_sort_compare::operator()): Remove
5247 comment about .init_array.
5248 (Output_section::Input_section_sort_init_fini_compare::operator()):
5249 New method.
5250 (Output_section::sort_attached_input_sections): Handle .init_array
5251 and .fini_array specially.
5252 * output.h (Output_section::Inut_section_sort_compare): Update
5253 comment.
5254 (Output_section::Input_section_sort_init_fini_compare): New struct.
5255
c3e4ae29
DK		 52562010-02-26 Doug Kwan <dougkwan@google.com>
5257
5258 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5259 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5260 * testsuite/debug_msg.sh: Avoid matching source line number for
5261 use of global variable undef_int.
5262
2fd9ae7a
DK		 52632010-02-26 Doug Kwan <dougkwan@google.com>
5264
5265 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5266 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5267 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5268 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5269 * options.cc (General_options::General_options): Initialize member
5270 fix_v4bx_.
5271 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5272 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5273 and rm_no_fix_v4bx.stdout
5274 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5275 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5276 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5277 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5278 and arm_no_fix_v4bx.
5279 * Makefile.in: Regenerate.
5280 * testsuite/arm_fix_v4bx.s: New file.
5281 * testsuite/arm_fix_v4bx.sh: Ditto.
5282
67ec7d0b
DK		 52832010-02-24 Doug Kwan <dougkwan@google.com>
5284
5285 * arm.cc (Target_arm::got_section): Make the .got section the first
5286 non RELRO section in the data segment.
5287 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5288 suffixes of section names.
5289
10165461
DK		 52902010-02-24 Doug Kwan <dougkwan@google.com>
5291
5292 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5293 flags and attributes merging if an input file is a binary file.
5294 * fileread.cc (Input_file::open): Record format of original file.
5295 * fileread.h (Input_file::Format): New enum type.
5296 (Input_file::Input_file): Initialize data member format_.
5297 (Input_file::format): New method definition.
5298 (Input_file::format_):: New data member.
5299
4a54abbb
DK		 53002010-02-24 Doug Kwan <dougkwan@google.com>
5301
5302 * arm.cc (Arm_output_data_got): New class.
5303 (ARM_TCB_SIZE): New constant
5304 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5305 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5306 If user uses a script with a SECTIONS clause, issue only a warning
5307 for a misplaced EXIDX input section. Otherwise, issue an error.
5308 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5309 garbage collection.
5310 (Target_arm::got_mode_index_entry): Handle static linking.
5311 (Target_arm::Scan::local): Ditto.
5312 (Target_arm::Scan::global): Ditto.
5313 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5314 all incorrectly implemented relocations.
e1df38aa 5315 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5316 Arm_output_section::fix_exidx_coverage.
5317 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5318 from ".ARM.exidx." and ".ARM.extab.".
5319
ca419a6f
ILT		 53202010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5321
5322 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5323 section if it does not already exist.
5324 * attributes.cc (Attributes_section_data::Attributes_section_data):
5325 Don't crash if size is zero.
5326
135b9c78
ILT		 53272010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5328 Ian Lance Taylor <iant@google.com>
5329
5330 * gold.cc (queue_middle_tasks): If no input files were opened,
5331 exit.
5332 * workqueue.h (Task_function::Task_function): Assert that there is
5333 a blocker.
5334
bb0bfe4f
DK		 53352010-02-22 Doug Kwan <dougkwan@google.com>
5336
5337 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5338 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5339 types to avoid warnings due to different uint64_t implementations
5340 on different hosts.
5341
2a2b6d42
DK		 53422010-02-21 Doug Kwan <dougkwan@google.com>
5343
5344 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5345 handling of the maximum backward branch offset.
5346 (Arm_relocate_functions::thumb_branch_common): Ditto.
5347 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5348 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5349 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5350 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5351 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5352 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5353 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5354 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5355 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5356 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5357 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5358 thumb2_bl_out_of_range.o): New rules.
5359 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5360 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5361 thumb2_bl_out_of_range
5362 * testsuite/Makefile.in: Regenerate.
5363 * testsuite/arm_bl_in_range.s: New file.
5364 * testsuite/arm_bl_out_of_range.s: Ditto.
5365 * testsuite/arm_branch_in_range.sh: Ditto.
5366 * testsuite/arm_branch_range.t: Ditto.
5367 * testsuite/thumb2_branch_range.t: Ditto.
5368 * testsuite/thumb_bl_in_range.s: Ditto.
5369 * testsuite/thumb_bl_out_of_range.s: Ditto.
5370 * testsuite/thumb_branch_range.t: Ditto.
5371
b487ad64
ST		 53722010-02-20 Sriraman Tallam <tmsriram@google.com>
5373
5374 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5375 Add reloc offset information.
5376 * icf.cc (get_section_contents): Change iterators to point to the new
5377 vectors. Add reloc offset information to the contents.
5378 * icf.h (Icf::Sections_reachable_info): New typedef.
5379 (Icf::Sections_reachable_list): New typedef.
5380 (Icf::Offset_info): New typedef.
5381 (Icf::Reloc_info): New struct typedef.
5382 (Icf::Reloc_info_list): New typedef.
5383 (Icf::symbol_reloc_list): Delete method.
5384 (Icf::addend_reloc_list): Delete method.
5385 (Icf::section_reloc_list): Delete method.
5386 (Icf::reloc_info_list): New method.
5387 (Icf::reloc_info_list_): New member.
5388
f96accdf
DK		 53892010-02-19 Doug Kwan <dougkwan@google.com>
5390
5391 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5392 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5393 * arm.cc (Arm_relocation_functions): New forward declaration.
5394 (Target_arm::Target_arm): Initialize new data members
5395 got_mod_index_offset_ and tls_base_symbol_defined_.
5396 (Target_arm::Relocate::relocate_tls): New method.
5397 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5398 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5399 New methods.
5400 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5401 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5402 (Target_arm::got_mod_index_offset_,
5403 Target_arm::tls_base_symbol_defined_): New data members.
5404 (Target_arm::Scan::local, Target::Scan::global,
5405 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5406 relocations.
5407
c8761b9a
DK		 54082010-02-18 Doug Kwan <dougkwan@google.com>
5409
5410 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5411 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5412 text section as a parameter becuase some broken tools may not set
5413 the link in section header.
5414 (Target_arm::has_got_section): New method.
5415 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5416 without any mapping symbol as data only. Remove warning.
5417 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5418 link in its section header, try to discover the link by inspecting the
5419 REL31 relocation at the beginning of the section.
5420 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5421 in error message.
5422 (Target_arm::Scan::global): Treat any reference to the symbol
5423 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5424
21bb3914
ST		 54252010-02-12 Sriraman Tallam <tmsriram@google.com>
5426
5427 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5428 (Scan::global_reloc_may_be_function_pointer): New function.
5429 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5430 (Scan::global_reloc_may_be_function_pointer): New function.
5431 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5432 (Scan::global_reloc_may_be_function_pointer): New function.
5433 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5434 (Scan::global_reloc_may_be_function_pointer): New function.
5435 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5436 (Scan::global_reloc_may_be_function_pointer): New function.
5437 (Scan::possible_function_pointer_reloc): New function.
5438 (Target_x86_64::can_check_for_function_pointers): New function.
5439 * gc.h (gc_process_relocs): Scan relocation types to determine if
5440 function pointers were taken for targets that support it.
5441 * icf.cc (Icf::find_identical_sections): Include functions for
5442 folding in safe ICF whose pointer is not taken.
5443 * icf.h (Secn_fptr_taken_set): New typedef.
5444 (fptr_section_id_): New member.
5445 (section_has_function_pointers): New function.
5446 (set_section_has_function_pointers): New function.
5447 (check_section_for_function_pointers): New function.
5448 * options.h: Fix comment for safe ICF option.
5449 * target.h (can_check_for_function_pointers): New function.
5450 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5451 Modify icf_safe_test for X86-64.
5452 * testsuite/Makefile.in: Regenerate.
5453 * testsuite/icf_safe_so_test.cc: New file.
5454 * testsuite/icf_safe_so_test.sh: New file.
5455 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5456 (main): Change to take pointer to function kept_func_3.
5457 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5458 folding is done correctly for X86-64.
5459
0da6fa6c
DM		 54602010-02-12 David S. Miller <davem@davemloft.net>
5461
5462 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5463 is_symbolless parameter.
5464 (Output_reloc<SHT_REL>::is_symbolless): New.
5465 (Output_reloc<SHT_REL>::is_symbolless_): New.
5466 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5467 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5468 (Output_reloc<SHT_RELA>::is_symbolless): New.
5469 (Output_data_reloc::add_global): Handle is_symbolless.
5470 (Output_data_reloc::add_global_relative): Likewise.
5471 (Output_data_reloc::add_local): Likewise.
5472 (Output_data_reloc::add_local_relative): Likewise.
5473 (Output_data_reloc::add_symbolless_global_addend): New.
5474 (Output_data_reloc::add_symbolless_local_addend): New.
5475 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5476 is_symbolless.
5477 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5478 instead of ->is_relative_
5479 (Output_reloc::write): Likewise.
5480 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5481 (Output_reloc::write_rel): Simplify.
5482
5483 * sparc.cc (Target_sparc::Scan::local): Use
5484 ->add_symbolless_local_addend as needed.
5485 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5486 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5487 based upon relocation offset.
5488
e4782e83
DK		 54892010-02-11 Doug Kwan <dougkwan@google.com>
5490
5491 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5492 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5493 beginning of function.
5494 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5495 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5496 parameter is_32bit in calls to should_apply_static_reloc.
5497 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5498 (check_DATA): Add arm_abs_global.stdout.
5499 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5500 arm_abs_global.stdout): New rules.
5501 (MOSTLLYCLEANFILES): Add arm_abs_global
5502 * Makefile.in: Regenerate.
5503 * testsuite/arm_abs_global.s: New file.
5504 * testsuite/arm_abs_global.sh: Ditto.
5505 * testsuite/arm_abs_lib.s: Ditto.
5506
93ceb764
ILT		 55072010-02-11 Ian Lance Taylor <iant@google.com>
5508
5509 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5510 Read_relocs task.
5511 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5512 Allocate_commons_task first.
5513 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5514 task, rather than symtab_lock_.
5515 (Gc_process_relocs::~Gc_process_relocs): New function.
5516 (Gc_process_relocs::is_runnable): Check this_blocker_.
5517 (Gc_process_relocs::locks): Use next_blocker_ rather than
5518 blocker_.
5519 (Scan_relocs::~Scan_relocs): New function.
5520 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5521 symtab_lock_.
5522 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5523 next_blocker_.
5524 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5525 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5526 constructor accordingly.
5527 (class Gc_process_relocs): Likewise.
5528 (class Scan_relocs): Likewise.
5529 * common.h (class Allocate_commons_task): Remove symtab_lock_
5530 field, and corresponding constructor parameter.
5531 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5532 symtab_lock_.
5533 (Allocate_commons_task::locks): Likewise.
5534
114dfbe1
ILT		 55352010-02-11 Ian Lance Taylor <iant@google.com>
5536
5537 * gold-threads.h (class Once): Define.
5538 (class Initialize_lock): Rewrite as child of Once.
5539 * gold-threads.cc (class Once_initialize): Define.
5540 (once_pointer_control): New static variable.
5541 (once_pointer, once_arg): New static variables.
5542 (c_run_once): New static function.
5543 (Once::Once, Once::run_once, Once::internal_run): New functions.
5544 (class Initialize_lock_once): Remove.
5545 (initialize_lock_control): Remove.
5546 (initialize_lock_pointer): Remove.
5547 (initialize_lock_once): Remove.
5548 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5549 (Initialize_lock::initialize): Rewrite.
5550 (Initialize_lock::do_run_once): New function.
5551 * archive.cc (Archive::interpret_header): Only clear name if it is
5552 not already empty.
5553 * fileread.cc: Include "gold-threads.h"
5554 (file_counts_lock): New static variable.
5555 (file_counts_initialize_lock): Likewise.
5556 (File_read::release): Only increment counts when using --stats.
5557 Use a lock around the increment.
5558 * parameters.cc (class Set_parameters_target_once): Define.
5559 (set_parameters_target_once): New static variable.
5560 (Parameters::Parameters): Move here from parameters.h.
5561 (Parameters::set_target): Rewrite.
5562 (Parameters::set_target_once): New function.
5563 (Parameters::clear_target): Move here and rewrite.
5564 * parameters.h (class Parameters): Update declarations. Add
5565 set_parameters_target_once_ field.
5566 (Parameters::Parameters): Move to parameters.cc.
5567 (Parameters::clear_target): Likewise.
5568 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5569 task.
5570 (Start_group::~Start_group): New function.
5571 (Start_group::is_runnable): New function.
5572 (Start_group::locks, Start_group::run): New functions.
5573 (Finish_group::run): Change saw_undefined to size_t.
5574 * readsyms.h (class Start_group): Define.
5575 (class Finish_group): Change saw_undefined_ field to size_t.
5576 (Finish_group::Finish_group): Remove saw_undefined and
5577 this_blocker parameters. Change all callers.
5578 (Finish_group::set_saw_undefined): New function.
5579 (Finish_group::set_blocker): New function.
5580 * symtab.h (class Symbol_table): Change saw_undefined to return
5581 size_t. Change saw_undefined_ field to size_t.
5582 * target-select.cc (Set_target_once::do_run_once): New function.
5583 (Target_selector::Target_selector): Initialize set_target_once_
5584 field. Don't initialize lock_ and initialize_lock_ fields.
5585 (Target_selector::instantiate_target): Rewrite.
5586 (Target_selector::set_target): New function.
5587 * target-select.h (class Set_target_once): Define.
5588 (class Target_selector): Update declarations. Make
5589 Set_target_once a friend. Remove lock_ and initialize_lock_
5590 fields. Add set_target_once_ field.
5591
fa17a3f4
ILT		 55922010-02-10 Ian Lance Taylor <iant@google.com>
5593
5594 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5595 queueing any tasks.
5596 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5597 (queue_middle_tasks): Add all blockers before queueing any tasks.
5598 (queue_final_tasks): Likewise.
5599 * token.h (Task_token::add_blockers): New function.
5600 * object.h (Input_objects::number_of_relobjs): New function.
5601
c7177d31
ILT		 56022010-02-10 Ian Lance Taylor <iant@google.com>
5603
5de0e392
ILT		 5604 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5605 shared, not if not position independent.
5606 * x86_64.cc (Relocate::relocate_tls): Likewise.
5607 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5608 (tls_pie_pic_test): New target.
5609 * testsuite/Makefile.in: Rebuild.
5610
c7177d31
ILT		 5611 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5612 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5613 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5614 * testsuite/Makefile.in: Rebuild.
5615
684b268a
DM		 56162010-02-09 David S. Miller <davem@davemloft.net>
5617
5618 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5619 R_SPARC_RELATIVE using ->add_local_relative().
5620 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5621
612a8d3d
DM		 5622 * output.h (Output_data_dynamic::add_section_size): New method
5623 that takes two Output_data objects.
5624 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5625 entry param. Handle it in initializers.
5626 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5627 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5628 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5629 arg.
5630 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5631 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5632 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5633 for dynrel_includes_plt.
5634 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5635 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5636 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5637 before .rela.plt
5638 (Target_sparc::do_finalize_sections): Update to pass true for
5639 dynrel_includes_plt.
5640 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5641 output before .rela.plt
5642 (Target_powerpc::do_finalize_sections): Update to pass true for
5643 dynrel_includes_plt when 32-bit.
5644
cb1be87e
DK		 56452010-02-08 Doug Kwan <dougkwan@google.com>
5646
5647 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5648 method.
5649 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5650 Arm_relobj::scan_section_for_cortex_a8_stubs,
5651 Arm_relobj::do_relocation_section): Instead of calling
5652 Output_section::output_address, use faster
5653 Arm_relobj::simple_input_section_output_address.
5654
705b5121
DM		 56552010-02-08 David S. Miller <davem@davemloft.net>
5656
5657 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5658 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5659 relocation helper function.
5660
024c4466
DM		 5661 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5662 just like R_SPARC_GOT{10,13,22}.
5663 (Target_sparc::Scan::local): Likewise.
5664 (Target_sparc::Relocate:relocate): Likewise.
5665
9109c078
ILT		 56662010-02-06 Ian Lance Taylor <iant@google.com>
5667
5668 * configure.ac: Rewrite targetobjs duplicate removal code to use
5669 only shell constructs.
5670 * configure: Rebuild.
5671
cf846138
DK		 56722010-02-05 Doug Kwan <dougkwan@google.com>
5673
5674 PR 11247
5675 * arm.cc (Arm_relobj::section_is_scannable): New method.
5676 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5677 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5678
6cfaf60b
DK		 56792010-02-04 Doug Kwan <dougkwan@google.com>
5680
5681 PR 11247
5682 * arm-reloc-property.cc (cstdio): Include.
5683 * configure.ac (targetobjs): Remove duplicates.
5684 * configure: Regenerate.
5685 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5686 big and little endian version for a given address size.
5687
5c57f1be
DK		 56882010-02-03 Doug Kwan <dougkwan@google.com>
5689
5690 * arm-reloc-property.cc
5691 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5692 definition.
5693 * arm-reloc-property.h
5694 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5695 New method definition.
5696 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5697 declaration.
5698 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5699 overflow to N.
5700 (GOT_PREL): Change implemented to Y.
5701 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5702 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5703 (Arm_relocate_functions::movw_abs_nc): Remove method.
5704 (Arm_relocate_functions::movt_abs): Ditto.
5705 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5706 (Arm_relocate_functions::thm_movt_abs): Ditto.
5707 (Arm_relocate_functions::movw_rel_nc): Ditto.
5708 (Arm_relocate_functions::movw_rel): Ditto.
5709 (Arm_relocate_functions::movt_rel): Ditto.
5710 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5711 (Arm_relocate_functions:thm_movw_rel): Ditto.
5712 (Arm_relocate_functions:thm_movt_rel): Ditto.
5713 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5714 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5715 New method definitions.
5716 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5717 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5718 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5719 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5720 (Target_arm::Relocate::relocate): Check for non-static or
5721 unimplemented relocation code and exit early. Change calls to
5722 Target_arm::reloc_uses_thumb_bit and
5723 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5724 instead. Refactor code to handle similar relocations to increase
5725 code sharing. Remove check for unsupported relocation code in switch
5726 statement.
5727 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5728 relocation property table to find out size. Change error message to
5729 print out the name of a relocation code instead of the numeric value.
5730 (Target_arm::scan_reloc_for_stub): Use relocation property table
5731 instead of calling Target_arm::reloc_uses_thumb_bit().
5732
218c5831
DK		 57332010-02-02 Doug Kwan <dougkwan@google.com>
5734
5735 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5736 types of relaxed input section.
5737
0d31c79d
DK		 57382010-02-02 Doug Kwan <dougkwan@google.com>
5739
5740 * Makefile.am (HFILES): Add arm-reloc-property.h.
5741 (DEFFILES): New.
5742 (TARGETSOURCES): Add arm-reloc-property.cc
5743 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5744 (libgold_a_SOURCES): $(DEFFILES)
5745 * Makefile.in: Regenerate.
5746 * arm-reloc-property.cc: New file.
5747 * arm-reloc-property.h: New file.
5748 * arm-reloc.def: New file.
5749 * arm.cc: Update comments.
5750 (arm-reloc-property.h): New included header.
5751 (arm_reloc_property_table): New global variable.
5752 (Target_arm::do_select_as_default_target): New method definition.
5753 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5754 arm-reloc-property to targ_extra_obj.
5755 * parameters.cc (set_parameters_target): Call
5756 Target::select_as_default_target().
5757 * target.h (Target::select_as_default_target): New method definition.
5758 (Target::do_select_as_default_target): Same.
5759
546c7457
DK		 57602010-02-01 Doug Kwan <dougkwan@google.com>
5761
5762 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5763 first_output_text_section_.
5764 (Arm_exidx_fixup::first_output_text_section): New method definition.
5765 (Arm_exidx_fixup::first_output_text_section_): New data member.
5766 (Arm_exidx_fixup::process_exidx_section): Record the first text
5767 output section seen.
5768 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5769 and entsize in output section header.
5770
11b861d5
DK		 57712010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5772
5773 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5774 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5775 (Arm_relocate_functions::thm_alu11): New Method.
5776 (Arm_relocate_functions::thm_pc8): New Method.
5777 (Arm_relocate_functions::thm_pc12): New Method.
5778 (Target_arm::Scan::local): Handle the relocations.
5779 (Target_arm::Scan::global): Likewise.
5780 (Target_arm::Relocate::relocate): Likewise.
5781 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5782
c9a2c125
DK		 57832010-01-29 Doug Kwan <dougkwan@google.com>
5784
5785 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5786 of relocation types as ld.
5787
1521477a
DK		 57882010-01-29 Doug Kwan <dougkwan@google.com>
5789
5790 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5791 to public.
5792 (Arm_relocate_functions::thumb_branch_common): Ditto.
5793 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5794 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5795 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5796 Arm_relocate_functions::jump24): Remove.
5797 (Target_arm::Relocate::relocate): Adjust code to call
5798 Arm_relocation_functions::arm_branch_common and
5799 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5800 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5801
e7eca48c
DK		 58022010-01-29 Doug Kwan <dougkwan@google.com>
5803
5804 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5805 output_local_symbol_count_needs_update_.
5806 (Arm_relobj::output_local_symbol_count_needs_update,
5807 Arm_relobj::set_output_local_symbol_count_needs_update,
5808 Arm_relobj::update_output_local_symbol_count): New methods.
5809 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5810 member.
5811 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5812 of pointed function as in a R_ARM_PREL31 relocation.
5813 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5814 for output local symbol count updating.
5815 (Target_arm::do_relax): Update output local symbol counts in objects
5816 if necessary.
5817 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5818
02961d7e
ILT		 58192010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5820
5821 * arm.cc: Added support for the ARM relocations:
5822 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5823 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5824 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5825 movw_prel_nc).
5826 (Arm_relocate_functions::movw_rel): New method.
5827 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5828 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5829 thm_movw_prel_nc).
5830 (Arm_relocate_functions::thm_movw_rel): New method.
5831 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5832 thm_movt_prel).
5833 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5834 relocations.
5835 (Target_arm::Scan::global): Likewise.
5836 (Target_arm::Relocate::relocate): Likewise.
5837 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5838 Likewise.
5839
b10d2873
ILT		 58402010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5841
5842 * arm.cc: Added support for ARM group relocations.
5843 (Target_arm::reloc_needs_sym_origin): New method.
5844 (Arm_relocate_functions::calc_grp_kn): New method.
5845 (Arm_relocate_functions::calc_grp_residual): New method.
5846 (Arm_relocate_functions::calc_grp_gn): New method.
5847 (Arm_relocate_functions::arm_grp_alu): New Method.
5848 (Arm_relocate_functions::arm_grp_ldr): New Method.
5849 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5850 (Arm_relocate_functions::arm_grp_ldc): New Method.
5851 (Target_arm::Scan::local): Handle the ARM group relocations.
5852 (Target_arm::Scan::global): Likewise.
5853 (Target_arm::Relocate::relocate): Likewise.
5854 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5855 Likewise.
5856
2b328d4e
DK		 58572010-01-26 Doug Kwan <dougkwan@google.com>
5858
5859 * arm.cc (set): Include.
5860 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5861 pointer type.
5862 (Arm_output_section::Text_section_list): New type.
5863 (Arm_output_section::append_text_sections_to_list): New method.
5864 (Arm_output_section::fix_exidx_coverage): Ditto.
5865 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5866 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5867 Relobj::set_section_offset() instead of
5868 Sized_relobj::invalidate_section_offset().
5869 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5870 parameter for section headers. Ignore relocation sections for
5871 unallocated sections and EXIDX sections.
5872 (Target_arm::fix_exidx_coverage): New method.
5873 (Target_arm::output_section_address_less_than): New type.
5874 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5875 linked text section instead of the EXIDX section.
5876 (Arm_output_section::create_stub_group): Add an assertion to check
5877 that this is not an EXIDX output section.
5878 (Arm_output_section::append_text_sections_to_list): New method.
5879 (Arm_output_section::fix_exidx_coverage): Ditto.
5880 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5881 Arm_relobj::section_needs_reloc_stub_scanning.
5882 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5883 first pass.
5884 (Target_arm::fix_exidx_coverage): New method.
5885 * object.h (Relobj::set_output_section): New method.
5886 (Sized_relobj::invalidate_section_offset): Remove method.
5887 (Sized_relobj::do_invalidate_section_offset): Remove method.
5888 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5889
c7f3c371
DK		 58902010-01-25 Doug Kwan <dougkwan@google.com>
5891
5892 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5893 Fix warning due to signed and unsigned comparison on a 32-bit host.
5894
8923b24c
DK		 58952010-01-22 Doug Kwan <dougkwan@google.com>
5896
5897 * arm.cc (Target_arm::do_relax): Record an output section for section
5898 offset adjustment it contains any stub table that has changed.
5899 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5900 offsets in an output section if necessary.
5901 * output.cc (Output_section::Output_section): Initialize
5902 section_offsets_need_adjustments_.
5903 (Output_section::add_input_section_for_script): Renamed to
5904 Output_section::add_simple_input_section.
5905 (Output_section::save_states): Add a comment.
5906 (Output_section::discard_states): New method defintion.
5907 (Output_section::adjust_section_offsets): Same.
5908 * output.h (Output_section::add_input_section_for_script): Renamed to
5909 Output_section::add_simple_input_section.
5910 (Output_section::discard_states): New method declaration.
5911 (Output_section::adjust_section_offsets): Same.
5912 (Output_section::section_offsets_need_adjustment,
5913 Output_section::set_section_offsets_need_adjustment): New method
5914 definitions.
5915 (Output_section::section_offsets_need_adjustment_): New data member.
5916 * script-sections.cc
5917 (Output_section_element_input::set_section_address): Adjust code for
5918 renaming of Output_section::add_input_section_for_script.
5919 (Orphan_output_section::set_section_address): Same.
5920
9b2fd367
DK		 59212010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5922
5923 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5924 Fix_v4bx enum values .
5925 * gold/options.h (General_options): New option definitions.
5926 (General_options::fix_v4bx): New method.
5927 (General_options::Fix_v4bx): New enum.
5928 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5929 (General_options::parse_fix_v4bx_interworking): New method.
5930
80d0d023
DK		 59312010-01-22 Doug Kwan <dougkwan@google.com>
5932
5933 * arm.cc (Arm_exidx_fixup): New class.
5934
af2cdeae
DK		 59352010-01-21 Doug Kwan <dougkwan@google.com>
5936
5937 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5938 classes.
5939 (Arm_exidx_section_offset_map): New type.
5940
993d07c1
DK		 59412010-01-21 Doug Kwan <dougkwan@google.com>
5942
5943 * arm.cc (Arm_exidx_input_section): New class.
5944 (Arm_relobj::exidx_input_section_by_link,
5945 Arm_relobj::exidx_input_section_by_shndx,
5946 Arm_relobj::make_exidx_input_section): New methods.
5947 (read_arm_attributes_section): Remove.
5948 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5949 information about them.
5950 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5951 to here.
5952
5ac169d4
DK		 59532010-01-20 Doug Kwan <dougkwan@google.com>
5954
5955 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5956 Input_section_specifier to Section_id.
5957 (Target_arm::new_arm_input_section: Adjust code for change of key
5958 type.
5959 (Target_arm::find_arm_input_section): Ditto.
5960 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5961 (Section_id): Remove.
5962 (Garbage_collection::Section_id_hash): Remove.
5963 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5964 (Section_id): Remove.
5965 (Icf::Section_id_hash): Remove.
5966 * object.h (Section_id, Const_section_id, Section_id_hash,
5967 Const_section_id_hash): New type definitions.
5968 * output.cc (Output_section::add_relaxed_input_section): Change to
5969 use Const_section_id instead of Input_section_specifier as key type.
5970 (Output_section::add_merge_input_section): Ditto.
5971 (Output_section::build_relaxation_map): Change to use Section_id
5972 instead of Input_section_specifier as key type.
5973 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5974 Ditto.
5975 (Output_section::convert_input_sections_to_relaxed_sections): Change
5976 to use Const_section_id instead of Input_section_specifier as key type.
5977 (Output_section::find_merge_section): Ditto.
5978 (Output_section::find_relaxed_input_section): Ditto.
5979 * output.h (Input_section_specifier): Remove class.
5980 (Output_section::Output_section_data_by_input_section_map): Change
5981 key type to Const_section_id.
5982 (Output_section::Output_relaxed_input_section_by_input_section_map):
5983 Ditto.
5984 (Output_section::Relaxation_map): Change key type to Section_id.
5985
a2162063
ILT		 59862010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5987
5988 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5989 (class Arm_v4bx_stub): New class.
5990 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5991 (Stub_factory::make_arm_v4bx_stub): New method.
5992 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5993 (Stub_table::empty): Handle v4bx stubs.
5994 (Stub_table::add_arm_v4bx_stub): New method.
5995 (Stub_table::find_arm_v4bx_stub): New method.
5996 (Arm_relocate_functions::v4bx): New method.
5997 (Target_arm::fix_v4bx): New method.
5998 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5999 (Stub_table::relocate_stubs): Likewise.
6000 (Stub_table::do_write): Likewise.
6001 (Stub_table::update_data_size_and_addralign): Likewise.
6002 (Stub_table::finalize_stubs): Likewise.
6003 (Target_arm::Scan::local): Likewise.
6004 (Target_arm::Scan::global): Likewise.
6005 (Target_arm::do_finalize_sections): Likewise.
6006 (Target_arm::Relocate::relocate): Likewise.
6007 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6008 Likewise.
6009 (Target_arm::scan_reloc_for_stub): Likewise.
6010 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6011
5696ab0b
ILT		 60122010-01-19 Ian Lance Taylor <iant@google.com>
6013
6014 * output.cc (Output_section_headers::do_sized_write): Write large
6015 segment count to sh_info field.
6016 (Output_file_header::do_sized_write): For large segment count,
6017 write PN_XNUM to e_phnum field.
6018
800d0f56
ILT		 60192010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6020
6021 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6022 (Arm_relocate_functions::thm_jump8): New function.
6023 (Arm_relocate_functions::thm_jump11): New function.
6024 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6025 R_ARM_THM_JUMP11.
6026 (Target_arm::Scan::global): Likewise.
6027 (Target_arm::Relocate::relocate): Likewise.
6028 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6029 Likewise.
6030
41263c05
DK		 60312010-01-14 Doug Kwan <dougkwan@google.com>
6032
6033 * arm.cc (map, utility): Include headers.
6034 (Target_arm::apply_cortex_a8_workaround): New method.
6035 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6036 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6037 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6038 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6039 the --[no-]fix-cortex-a8 command line options.
6040 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6041 (Target_arm::relocate_stub): Use addend in instruction template.
6042 * options.h (DEFINE_bool): Set the user-set flag.
6043 (General_options): Add --[no-]-fix-cortex options.
6044 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6045 : Update fast look-up map after conversion.
41263c05 6046
459e9b03
ST		 60472010-01-14 Sriraman Tallam <tmsriram@google.com>
6048
6049 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6050 in the first pass of do_layout.
6051
b521dfe4
DK		 60522010-01-13 Doug Kwan <dougkwan@google.com>
6053
6054 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6055 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6056 apparent compiler problem of not folding static constant integral
6057 data members of elfcpp::Elf_sizes<32>.
6058
44272192
DK		 60592010-01-13 Doug Kwan <dougkwan@google.com>
6060
6061 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6062 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6063 Arm_relobj::scan_section_for_cortex_a8_erratum,
6064 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6065 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6066 sections to scan for relocation stubs into a new method
6067 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6068 relocation and Cortex-A8 stub scanning.
6069 (Target_arm::do_relax): Force stubs to be after stubbed sections
6070 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6071 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6072 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6073
44b71ece
ILT		 60742010-01-12 Ian Lance Taylor <iant@google.com>
6075
6076 * target-reloc.h (visibility_error): New inline function.
6077 (relocate_section): Call visibility_error.
6078 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6079 (MOSTLYCLEANFILES): Likewise.
6080 (protected_4_pic.o, protected_3.err): New targets.
6081 * testsuite/protected_4.cc: New file.
6082
a120bc7f
DK		 60832010-01-12 Doug Kwan <dougkwan@google.com>
6084
6085 * arm.cc (Cortex_a8_reloc): New class.
6086 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6087 and cortex_a8_relocs_info_.
6088 (Target_arm::fix_cortex_a8): New method definition.
6089 (Target_arm::Cortex_a8_relocs_info): New type.
6090 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6091 New data member declarations.
6092 (Target_arm::scan_reloc_for_stub): Record information about
6093 relocations for THUMB branches that might be exempted from the
6094 Cortex-A8 workaround.
6095 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6096 at the beginning of a relaxation pass.
6097
20138696
DK		 60982010-01-12 Doug Kwan <dougkwan@google.com>
6099
6100 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6101 (Arm_relobj::Mapping_symbol_position,
6102 Arm_reloj::Mapping_symbol_position_less,
6103 Arm_relobj::Mapping_symbols_info): New types.
6104 (Target_arm::is_mapping_symbol_name): New method definition.
6105 (Arm_relobj::do_count_local_symbols): Save information about mapping
6106 symbols.
6107
089d69dc
DK		 61082010-01-11 Doug Kwan <dougkwan@google.com>
6109
6110 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6111 Arm_relocate_functions::thumb32_branch_upper,
6112 Arm_relocate_functions::thumb32_branch_lower,
6113 Arm_relocate_functions::thumb32_cond_branch_offset,
6114 Arm_relocate_functions::thumb32_cond_branch_upper,
6115 Arm_relocate_functions::thumb32_cond_branch_lower,
6116 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6117 branch offset encoding.
6118 (Arm_relocate_functions::thumb_branch_common): Use new branch
6119 offset encoding methods to avoid code duplication.
6120 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6121 (Stub_addend_reader::operator()): Use new branch encoding method
6122 to avoid code duplication.
6123
99e5bff2
DK		 61242010-01-11 Doug Kwan <dougkwan@google.com>
6125
6126 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6127 (Target_arm::do_finalize_sections): Define special EXIDX section
6128 symbols only if referenced.
6129 * gc.h (Garbage_collection::add_reference): New method.
6130 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6131 code duplication.
6132
98e090bd
ILT		 61332010-01-11 Ian Lance Taylor <iant@google.com>
6134
d0a91bd8
ILT		 6135 * script.cc (Version_script_info::build_expression_list_lookup):
6136 Change complaing about duplicate wildcard match from error to
6137 warning.
6138
98e090bd
ILT		 6139 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6140 of 2009-12-30.
6141 (Version_script_info::Version_script_info): Initialize globs_,
6142 default_version_, default_is_global_, and exact_. Don't
6143 initialize globals_ or locals_.
6144 (Version_script_info::build_lookup_tables): Build local symbols
6145 first.
6146 (Version_script_info::unquote): New function.
6147 (Version_script_info::add_exact_match): New function.
6148 (Version_script_info::build_expression_list_lookup): Remove lookup
6149 parameter. Add is_global parameter. Change all callers. Handle
6150 wildcard pattern specially. Unquote pattern. Call
6151 add_exact_match.
6152 (Version_script_info::get_name_to_match): New function.
6153 (Version_script_info::get_symbol_version): New function.
6154 (Version_script_info::get_symbol_version_helper): Remove.
6155 (Version_script_info::check_unmatched_names): Call unquote.
6156 * script.h (class Version_script_info): Change get_symbol_version
6157 to be non-inline and add is_global parameter; change all callers.
6158 Rewrite symbol_is_local. Update declarations. Define struct
6159 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6160 Remove globals_ and locals_ members. Add exact_, globs_,
6161 default_version_, is_global_.
6162 (Version_script_info::Glob): Remove pattern, add expression and
6163 is_global. Update constructor. Change all callers.
6164 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6165 default version.
6166 (Versions::symbol_section_contents): If a symbol is undefined, or
6167 defined in a dynamic object, set the version index to
6168 VER_NDX_LOCAL.
6169 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6170 symbol_is_local.
6171 (Symbol_table::add_from_pluginobj): Likewise.
6172 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6173
d56962d3
DK		 61742010-01-11 Doug Kwan <dougkwan@google.com>
6175
6176 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6177 (incremental_dump_LDADD): Add linking option for libintl.
6178 * Makefile.in: Regenerate.
6179
94e6ee91
L		 61802010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6181
6182 PR gold/11144
6183 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6184 instead of -Ds.
6185 * testsuite/Makefile.in: Regenerated.
6186
e96c574b
DK		 61872010-01-10 Doug Kwan <dougkwan@google.com>
6188
6189 * options.h (DEFINE_var): Use parentheses around argument varname__
6190 in macro body to avoid any unintended subsequent substitutions.
6191
7198066b
ILT		 61922010-01-10 Ian Lance Taylor <iant@google.com>
6193
ba4d53bf
ILT		 6194 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6195 candidates before doing symbol resolution.
6196
7198066b
ILT		 6197 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6198 ODR candidates if only one is weak.
6199
a2beed37
ILT		 62002010-01-08 Ian Lance Taylor <iant@google.com>
6201
6202 * script.cc (Version_script_info::build_expression_list_lookup):
6203 Don't warn about ambiguous version, just record the ambiguity.
6204 (Version_script_info::get_symbol_version_helper): Give error if
6205 version is ambiguous.
6206
2fb7225c
DK		 62072010-01-08 Doug Kwan <dougkwan@google.com>
6208
6209 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6210 prev_data_size_ and prev_addralign_. Remove initializer for
6211 deleted data member has_been_changed_.
6212 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6213 to determine if the table is empty.
6214 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6215 Remove.
6216 (Stub_table::add_reloc_stub): Define method in class definition
6217 instead of just declaring it there.
6218 (Stub_table::add_cortex_a8_stub): New method definition.
6219 (Stub_table::update_data_size_and_addralign): Ditto.
6220 (Stub_table::finalize_stubs): Ditto.
6221 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6222 (Stub_table::do_addralign_): Return address alignment in the
6223 (Stub_table::do_reset_address_and_file_offset): Define method in
6224 class definition instead of declaring it there. Set current data
6225 size to be the data size of the previous pass.
6226 (Stub_table::set_final_data_size): Use current data size as the
6227 final data size.
6228 (Stub_table::relocate_stub): Change parameter type of stub from
6229 Reloc_stub pointer to Stub pointer.
6230 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6231 (Stub_table::Cortex_a8_stub_list): New typedef.
6232 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6233 Stub_table::prev_addralign_): New data member.
6234 (Arm_relobj::Arm_relobj): Initialize data member
6235 section_has_cortex_a8_workaround_.
6236 (Arm_relobj::section_has_cortex_a8_workaround,
6237 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6238 definitions.
6239 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6240 declarations.
6241 (Target_arm::relocate_stub): Change parameter type of stub from
6242 Reloc_stub pointer to Stub pointer.
6243 (Insn_template::size, Insn_template::alignment): Handle
6244 THUMB16_SPECIAL_TYPE.
6245 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6246 Stub_table::update_data_size_and_addralign,
6247 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6248 definitions.
6249 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6250 (Stub_table::do_write): Ditto.
6251 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6252
880cd20d
ILT		 62532010-01-08 Ian Lance Taylor <iant@google.com>
6254
6255 PR 11108
6256 * symtab.h (class Symbol): Remove fields is_target_special_ and
6257 has_plt_offset_. Add field is_defined_in_discarded_section_.
6258 (Symbol::is_defined_in_discarded_section): New function.
6259 (Symbol::set_is_defined_in_discarded_section): New function.
6260 (Symbol::has_plt_offset): Rewrite.
6261 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6262 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6263 Don't initialize is_target_special_ or has_plt_offset_.
6264 Initialize is_defined_in_discarded_section_.
6265 (Symbol_table::add_from_relobj): If appropriate, set
6266 is_defined_in_discarded_section.
6267 * resolve.cc (Symbol::override_base_with_special): Don't test
6268 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6269 * target-reloc.h (relocate_section): Do special handling for
6270 symbols defined in discarded sections for global symbols as well
6271 as local symbols.
6272
2703e3eb
ILT		 62732010-01-08 Ian Lance Taylor <iant@google.com>
6274
6275 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6276 the SHT_SYMTAB case.
6277
339d40a3
ILT		 62782010-01-08 Ian Lance Taylor <iant@google.com>
6279
6280 * object.cc (Sized_relobj::do_layout): Don't get confused if
6281 layout_eh_frame returns NULL.
6282
abecea76
ILT		 62832010-01-08 Ian Lance Taylor <iant@google.com>
6284
6285 PR 11084
6286 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6287 dynamic symbol table, use the normal symbol table.
6288 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6289 symbol table.
6290
6b7dd3f3
ILT		 62912010-01-08 Ian Lance Taylor <iant@google.com>
6292
6293 PR 11072
6294 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6295 sections.
6296
36c50e63
L		 62972010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6298
6299 * version.cc (print_version): Change to "Copyright 2010".
6300
e291e7b9
ILT		 63012010-01-08 Ian Lance Taylor <iant@google.com>
6302
6303 PR 10287
6304 PR 11063
6305 * i386.cc (class Target_i386): Change return type of plt_section
6306 to be non-const.
6307 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6308 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6309 tls_desc_rel_ field.
6310 (Output_data_plt_i386::rel_tls_desc): New function.
6311 (Target_i386::rel_tls_desc_section): New function.
6312 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6313 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6314 R_386_TLS_DESC reloc in rel_tls_desc_section.
6315 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6316 Define struct Tlsdesc_info.
6317 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6318 (Target_x86_64::do_reloc_symbol_index): New function.
6319 (Target_x86_64::add_tlsdesc_info): New function.
6320 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6321 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6322 tlsdesc_rel_ field.
6323 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6324 all callers.
6325 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6326 (Target_x86_64::rela_tlsdesc_section): New function.
6327 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6328 handling.
6329 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6330 (Target_x86_64::do_reloc_addend): New function.
6331 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6332 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6333 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6334 (Output_reloc::type): New function.
6335 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6336 (Output_reloc::is_target_specific): New function.
6337 (Output_reloc::target_arg): New function.
6338 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6339 absolute relocs and target specific relocs.
6340 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6341 add_target_specific.
6342 (class Output_data_reloc) [SHT_RELA]: Likewise.
6343 * output.cc (Output_reloc::Output_reloc): Add four new versions
6344 for absolute relocs and target specific relocs.
6345 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6346 (Output_reloc::get_symbol_index): Likewise.
6347 (Output_reloc::local_section_offset): Check that local_sym_index_
6348 is not TARGET_CODE or 0.
6349 (Output_reloc::symbol_value): Likewise.
6350 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6351 reloc.
6352 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6353 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6354 functions.
6355 * layout.cc (add_target_dynamic_tags): Use output section for
6356 DT_PLTRELSZ and DT_JMPREL.
6357
3a44184e
ILT		 63582010-01-07 Ian Lance Taylor <iant@google.com>
6359
6360 PR 11061
6361 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6362 function.
6363 (class Output_data_reloc_generic): Define.
6364 (class Output_data_reloc_base): Change base class to
6365 Output_data_reloc_generic. Change add() method to call
6366 bump_relative_reloc_count for a relative reloc. Remove
6367 sort_relocs_ field.
6368 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6369 to sort_relocs().
6370 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6371 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6372 appropriate.
6373 * layout.h (class Layout): Update declaration.
6374
ea715a34
ILT		 63752010-01-07 Ian Lance Taylor <iant@google.com>
6376
6377 * output.h (class Output_data): Add const version of
6378 output_section and do_output_section.
6379 (class Output_section_data): Add const version of
6380 do_output_section.
6381 (class Output_section): Likewise.
6382 * layout.cc (Layout::add_target_dynamic_tags): New function.
6383 * layout.h (class Layout): Update declarations.
6384 * arm.cc (Target_arm::do_finalize_sections): Use
6385 add_target_dynamic_tags.
6386 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6387 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6388 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6389 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6390
659948a4
ILT		 63912010-01-07 Ian Lance Taylor <iant@google.com>
6392
6393 PR 11042
6394 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6395 object as needed.
6396
9d3b86f6
ILT		 63972010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6398 Ian Lance Taylor <iant@google.com>
6399
6400 PR 11019
6401 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6402 Xindex::read_symtab_xindex.
6403
bb0d3eb0
DK		 64042010-01-07 Doug Kwan <dougkwan@google.com>
6405
6406 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6407 (Insn_template::thumb16_bcond_insn): New method declaration.
6408 (Insn_template): Fix spelling.
6409 (Stub::thumb16_special): New method declaration.
6410 (Stub::do_write): Define virtual method which was previously pure
6411 virtual.
6412 (Stub::do_thumb16_special): New method declaration.
6413 (Stub::do_fixed_endian_write): New template member.
6414 (Reloc_stub::do_write): Remove.
6415 (Reloc_stub::do_fixed_endian_write): Remove.
6416 (Cortex_a8_stub): New class definition.
6417 (Stub_factory::make_cortex_a8_stub): New method definition.
6418 (Stub_factory::Stub_factory): Add missing static storage class
6419 qualifier for elf32_arm_stub_a8_veneer_blx.
6420
ffeef7df
ILT		 64212010-01-07 Ian Lance Taylor <iant@google.com>
6422
dc3f80fe
ILT		 6423 PR 10980
6424 * options.h (class General_options): Add --warn-unresolved-symbols
6425 and --error-unresolved-symbols.
6426 * errors.cc (Errors::undefined_symbol): Implement
6427 --warn-unresolved-symbols.
6428
ffeef7df
ILT		 6429 * options.h (class General_options): Add -z text and -z textoff.
6430 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6431
f1ec9ded
ST		 64322010-01-06 Sriraman Tallam <tmsriram@google.com>
6433
6434 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6435 (Garbage_collection::cident_sections): New function.
6436 (Garbage_collection::add_cident_section): New function.
6437 (Garbage_collection::cident_sections_): New member.
6438 (gc_process_relocs): Add references to sections whose names are C
6439 identifiers.
6440 * gold.h (cident_section_start_prefix): New constant.
6441 (cident_section_stop_prefix): New constant.
6442 (is_cident): New function.
6443 * layout.cc (Layout::define_section_symbols): Replace string constants
6444 with the newly defined constants.
6445 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6446 C identifiers.
6447 * testsuite/Makefile.am: Add gc_orphan_section_test.
6448 * testsuite/Makefile.in: Regenerate.
6449 * testsuite/gc_orphan_section_test.cc: New file.
6450 * testsuite/gc_orphan_section_test.sh: New file.
6451
6eda8c29
ILT		 64522010-01-06 Ian Lance Taylor <iant@google.com>
6453
b9674e17
ILT		 6454 PR 10980
6455 * options.h (class General_options): Add --warn-shared-textrel.
6456 * layout.cc (Layout::finish_dynamic_section): Implement
6457 --warn-shared-textrel.
6458
6eda8c29
ILT		 6459 PR 10980
6460 * options.h (class General_options): Add --warn-multiple-gp.
6461
32dcd44e
ILT		 64622010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6463
6464 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6465 $(THREADSLIB) and $(LIBDL).
6466 * Makefile.in: Rebuild.
6467
a192ba05
ILT		 64682010-01-06 Ian Lance Taylor <iant@google.com>
6469
6470 PR 10980
6471 * options.cc (General_options::parse_section_start): New function.
6472 (General_options::section_start): New function.
6473 (General_options::General_options): Initialize all members.
6474 * options.h: Include <map>
6475 (class General_options): Add --section-start. Add section_starts_
6476 member.
6477 * layout.cc (Layout::attach_allocated_section_to_segment): If
6478 --section-start was used, set the address of the segment. Remove
6479 local sort_sections.
6480 (Layout::relaxation_loop_body): If the address of the load segment
6481 has been set by --section-start, don't use it.
6482 * output.h (Output_segment::update_flags_for_output_section): New
6483 function.
6484 * output.cc (Output_segment::add_output_section): Call
6485 update_flags_for_output_section.
6486
dde3f402
ILT		 64872010-01-05 Ian Lance Taylor <iant@google.com>
6488
62dfdd4d
ILT		 6489 PR 10980
6490 * options.h (class General_options): Add --undefined-version.
6491 * script.cc (struct Version_expression): Add was_matched_by_symbol
6492 field.
6493 (Version_script_info::matched_symbol): New function.
6494 (Version_script_info::get_symbol_version_helper): Call
6495 matched_symbol.
6496 (Version_script_info::check_unmatched_names): New function.
6497 * script.h (class Version_script_info): Update declarations.
6498 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6499
9c4ae156
ILT		 6500 * options.h (class General_options): Use DEFINE_bool_alias for
6501 allow_multiple_definition.
6502 * resolve.cc (Symbol_table::should_override): Don't test
6503 allow_multiple_definition.
6504
dde3f402
ILT		 6505 PR 10980
6506 * options.h (class General_options): Add --cref.
6507 * main.cc (main): Print cref table if --cref. Don't close mapfile
6508 until after printing cref table.
6509 * cref.cc: Include "symtab.h".
6510 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6511 (Cref_table_compare::operator()): New function.
6512 (Cref_inputs::gather_cref): New function.
6513 (filecol): New static const.
6514 (Cref_inputs::print_cref): New function.
6515 (Cref::print_cref): New function.
6516 * cref.h: Include <cstdio>.
6517 (class Cref): Update declarations.
6518 * mapfile.h (Mapfile::file): New function.
6519 * object.h (class Object): Define Symbols. Declare virtual
6520 do_get_global_symbols.
6521 (Object::get_global_symbols): New function.
6522 * object.cc (Input_objects::add_object): Pass object to cref_ if
6523 --cref.
6524 (Input_objects::archive_start): Likewise.
6525 (Input_objects::archive_stop): Likewise.
6526 (Input_objects::print_cref): New function.
6527 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6528 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6529 --cref.
6530 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6531 function.
6532 * plugin.h (class Sized_pluginobj): Update declarations.
6533
8781f709
ILT		 65342010-01-05 Ian Lance Taylor <iant@google.com>
6535
6536 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6537 to is_default_version. Rename insdef to insdefault.
6538 (Symbol_table::add_from_relobj): Rename def to is_default_version
6539 and local to is_forced_local.
6540 (Symbol_table::add_from_pluginobj): Likewise.
6541 (Symbol_table::add_from_dynobj): Likewise.
6542 (Symbol_table::define_special_symbol): Rename insdef to
6543 insdefault.
6544
fe35d28d
ILT		 65452010-01-04 Ian Lance Taylor <iant@google.com>
6546
30bc8c46
ILT		 6547 PR 10980
6548 * options.h (class General_options): Add
6549 --allow-multiple-definition and -z muldefs.
6550 * resolve.cc (Symbol_table::should_override): Don't warn about a
6551 multiple symbol definition if --allow-multiple-definition or -z
6552 muldefs.
6553
7eaea549
ILT		 6554 PR 10980
6555 * options.h (class General_options): Add --add-needed and
6556 --copy-dt-needed-entries. Tweak --as-needed help entry.
6557 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6558 error if --copy-dt-needed-entries aka --add-needed is used and
6559 would cause a change in behaviour.
6560
fe35d28d
ILT		 6561 PR 10980
6562 * options.h (class General_options): Add -G as a short version of
6563 --shared. Add no-op options -assert, -g, and -i.
6564
55a2bb35
ST		 65652010-01-04 Sriraman Tallam <tmsriram@google.com>
6566
6567 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6568 check for .text or .gnu.linkonce.t sections.
6569 * icf.cc (Icf::find_identical_sections): Ditto.
6570 Change the detection for mangled function name within the section
6571 name.
6572 * icf.h (is_section_foldable_candidate): New function.
6573
719328e1
ILT		 65742009-12-30 Ian Lance Taylor <iant@google.com>
6575
6576 PR 10980
6577 * options.h (class General_options): Permit two dashes with
6578 --retain-symbols-file.
6579
d7bb5745
ILT		 65802009-12-30 Ian Lance Taylor <iant@google.com>
6581
403a15dd
ILT		 6582 PR 10979
6583 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6584 don't put the file header and segment headers in the text
6585 segment.
6586
eda294df
ILT		 6587 PR 10979
6588 * common.cc (Sort_commons::operator()): Stabilize sort when both
6589 entries are NULL.
6590 (Symbol_table::do_allocate_commons_list): When allocating common
6591 symbols, skip a symbol which is no longer common.
6592 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6593 an object before checking its type.
6594 * testsuite/common_test_2.c: New file.
6595 * testsuite/common_test_3.c: New file.
6596 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6597 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6598 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6599 (common_test_2_pic.o, common_test_2.so): New targets.
6600 (common_test_3_pic.o, common_test_3.so): New targets.
6601 * testsuite/Makefile.in: Rebuild.
6602
d7bb5745
ILT		 6603 PR 10979
6604 * script.cc (read_input_script): If we see a new SECTIONS clause,
6605 and we have added an input section, give an error.
6606 * layout.h (class Layout): Add have_added_input_section function.
6607 Add have_added_input_section_ field.
6608 * layout.cc (Layout::Layout): Initialize
6609 have_added_input_section_.
6610 (Layout::layout): Set have_added_input_section_.
6611 (Layout::layout_eh_frame): Likewise.
6612
fc59c572
ILT		 66132009-12-30 Ian Lance Taylor <iant@google.com>
6614
6615 PR 10931
6616 * options.h (class General_options): Add --sort-common option.
6617 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6618 * common.cc (Sort_common): Add sort_order parameter to
6619 constructor. Add sort_order_ field.
6620 (Sort_commons::operator): Check sort_order_.
6621 (Symbol_table::allocate_commons): Determine the sort order.
6622 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6623 Change all callers.
6624 (Symbol_table::do_allocate_commons_list): Likewise.
6625
1c74fab0
ILT		 66262009-12-30 Ian Lance Taylor <iant@google.com>
6627
6628 PR 10916
6629 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6630 symbols from this object, don't change the visibility of an
6631 undefined symbol.
6632 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6633
6affe781
ILT		 66342009-12-30 Ian Lance Taylor <iant@google.com>
6635
6636 PR 10861
6637 * script.h (class Version_script_info): Define Language enum.
6638 Update declarations. Define Glob, Exact, and Lookup types. Add
6639 new fields globals_, locals_, and is_finalized_.
6640 * script.cc: Various formatting fixes.
6641 (class Parser_closure): Change language_stack_ from a vector of
6642 std::string to one of Version_script_info::Language. Adjust all
6643 uses accordingly.
6644 (class Lazy_demangler): Remove.
6645 (struct Version_expression): Change language from std::string to
6646 Version_script_info::Language.
6647 (Version_script_info::Version_script_info): New function.
6648 (Version_script_info::~Version_script_info): Don't call clear.
6649 (Version_script_info::finalize): New function.
6650 (Version_script_info::build_lookup_tables): New function.
6651 (Version_script_info::build_expression_list_lookup): New
6652 function.
6653 (Version_script_info::get_symbol_version_helper): Rewrite to use
6654 lookup tables.
6655 (Version_script_info::print_expression_list): Adjust to use
6656 Version_script_info::Language.
6657 (script_push_lex_into_version_mode): Check that the version script
6658 has not been finalized.
6659 (version_script_push_lang): Change language string to
6660 Version_script_info::Language.
6661 * options.cc (Command_line::version_script): New function.
6662 * options.h (class General_options): Add finalize_dynamic_list
6663 function. Change version_script from declaration to definition.
6664 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6665 * testsuite/version_script.map: Remove duplicate def of foo.
6666 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6667 version_script.map.
6668 * testsuite/Makefile.in: Rebuild.
6669
818bf354
ILT		 66702009-12-30 Ian Lance Taylor <iant@google.com>
6671
6672 PR 10843
6673 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6674 if the input symbol index is 0, make the output symbol index 0.
6675
ebcc8304
ILT		 66762009-12-30 Ian Lance Taylor <iant@google.com>
6677
6678 PR 10670
6679 * options.h (class General_options): Add -x/--discard-all.
6680 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6681 --discard-all. If the local symbol needs a dynamic entry, check
6682 that before handling --discard-locals.
6683
176fe33f
ILT		 66842009-12-30 Ian Lance Taylor <iant@google.com>
6685
bb321bb1
ILT		 6686 PR 10450
6687 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6688 flags to PF_R.
6689 (Output_segment::add_output_section): Don't change the flags if
6690 the type is PT_TLS.
6691
176fe33f
ILT		 6692 PR 10450
6693 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6694 GNU hash table if they need a dynamic value. Otherwise, don't add
6695 them if they are defined in a dynamic object or are forced local.
6696
e8cd95c7
ILT		 66972009-12-29 Ian Lance Taylor <iant@google.com>
6698
1b81fb71
ILT		 6699 PR 10450
6700 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6701 .gnu.hash table for a 32-bit target.
6702
8d6d383d
ILT		 6703 PR 10450
6704 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6705 regular and a dynamic object only needs a dynamic symbol table
6706 entry if it is externally visible.
6707
e785ec03
ILT		 6708 PR 10450
6709 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6710 constructor. Add global_offset_table_ field.
6711 (Target_i386::got_section): Set global_offset_table_.
6712 (Target_i386::do_finalize_sections): Set global_offset_table_
6713 size.
6714 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6715 in constructor. Add global_offset_table_ field.
6716 (Target_x86_64::got_section): Set global_offset_table_.
6717 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6718 size.
6719
1a2dff53
ILT		 6720 * layout.cc (Layout::Layout): Initialize increase_relro_.
6721 (Layout::get_output_section): Add is_relro, is_last_relro, and
6722 is_first_non_relro parameters. Change all callers.
6723 (Layout::choose_output_section): Likewise.
6724 (Layout::add_output_section_data): Likewise.
6725 (Layout::make_output_section): Likewise.
6726 (Layout::set_segment_offsets): Clear increase_relro when using a
6727 linker script.
6728 * layout.h (class Layout): Add increase_relro method. Add
6729 increase_relro_ field. Update declarations.
6730 * output.cc (Output_section::Output_section): Initialize
6731 is_last_relro_ and is_first_non_relro_.
6732 (Output_segment::add_output_section): Group relro sections is
6733 do_sort is true. Handle is_last_relro and is_first_non_relro.
6734 (Output_segment::maximum_alignment): Remove relro handling.
6735 (Output_segment::set_section_addresses): Add increase_relro
6736 parameter. Change all callers. Add initial alignment to align
6737 relro sections on separate page. Remove old relro handling.
6738 (Output_segment::set_section_list_addresses): Remove in_relro
6739 parameter. Change all callers.
6740 (Output_segment::set_offset): Add increase parameter. Change all
6741 callers. Remove old relro handling.
6742 * output.h (class Output_section): Add new methods: is_last_relro,
6743 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6744 Add is_last_relro_ and is_first_non_relro_ fields.
6745 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6746 Create separate .got.plt section. Call increase_relro.
6747 * x86_64.cc (Target_x86_64::got_section): Likewise.
6748 * testsuite/relro_script_test.t: Add .got.plt.
6749
f0ba79e2
ILT		 6750 PR 10450
6751 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6752 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6753 (Layout::finalize): Call set_dynamic_symbol_size.
6754 (Layout::set_dynamic_symbol_size): New function.
6755 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6756 set_dynamic_symbol_size.
6757
e8cd95c7
ILT		 6758 PR 10450
6759 * output.h (class Output_section): Add is_entsize_zero_ field.
6760 * output.cc (Output_section::Output_section): Initialize
6761 is_entsize_zero_.
6762 (Output_section::set_entsize): If two different entsizes are
6763 requested, force it to zero.
6764 (Output_section::add_input_section): Set flags for .debug_str
6765 before updating section flags. Set entsize.
6766 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6767 and SHF_STRING if all input sections have those flags.
6768
3e1b9a8a
RÁE		 67692009-12-29 Rafael Espindola <espindola@google.com>
6770
6771 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6772 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6773 reporting.
3e1b9a8a 6774
3dcad376
ST		 67752009-12-29 Sriraman Tallam <tmsriram@google.com>
6776
6777 * options.cc (General_options::parse_version): Allow -v to exit
6778 without an error if there is nothing to link.
6779
084e2665
ILT		 67802009-12-29 Ian Lance Taylor <iant@google.com>
6781
6782 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6783 using a version of gcc before 4.1.
6784 * configure: Rebuild.
6785
250acde3
CD		 67862009-12-28 Chris Demetriou <cgd@google.com>
6787
6788 * attributes.cc (Output_attributes_section_data::do_write): Use
6789 std::vector::front rather than std::vector::data.
6790
99fff23b
ILT		 67912009-12-28 Ian Lance Taylor <iant@google.com>
6792
6793 * symtab.h (class Symbol_table): Add enum Defined.
6794 * resolve.cc (Symbol_table::should_override): Add defined
6795 parameter. Change all callers. Test whether object is NULL
6796 before calling a method on it.
6797 (Symbol_table::report_resolve_problem): Add defined parameter.
6798 Change all callers.
6799 (Symbol_table::should_override_with_special): Likewise.
6800 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6801 parameter. Change all callers.
6802 (Symbol_table::do_define_in_output_data): Likewise.
6803 (Symbol_table::define_in_output_segment): Likewise.
6804 (Symbol_table::do_define_in_output_segment): Likewise.
6805 (Symbol_table::define_as_constant): Likewise.
6806 (Symbol_table::do_define_as_constant): Likewise.
6807 * script.h (class Symbol_assignment): Add is_defsym parameter to
6808 constructor; change all callers.
6809 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6810 parameter. Change all callers. Add is_defsym_ field.
6811 (class Parser_closure): Add parsing_defsym parameter to
6812 constructor; change all callers. Add parsing_defsym accessor
6813 function. Add parsing_defsym_ field.
6814
556bd683
ILT		 68152009-12-28 Ian Lance Taylor <iant@google.com>
6816
6817 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6818 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6819
1782c879
ILT		 68202009-12-23 Ian Lance Taylor <iant@google.com>
6821
6822 * i386.cc (Target_i386::do_calls_non_split): Recognize
6823 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6824 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6825 -fsplit-stack prologue when using %r11.
1782c879 6826
329ca2b1
ST		 68272009-12-21 Sriraman Tallam <tmsriram@google.com>
6828
6829 * options.cc (General_options::parse_version): Make -v continue and do
6830 the link like GNU ld does.
6831
d675ff46
RÁE		 68322009-12-17 Rafael Avila de Espindola <espindola@google.com>
6833
6834 * Makefile.am (CCFILES): Add timer.cc.
6835 (HFILES): Add timer.h.
6836 * configure.ac: Check for sysconf and times.
6837 * main.cc: include timer.h.
6838 (main): Use Timer instead of get_run_time.
6839 * timer.cc: New.
6840 * timer.h: New.
6841 * workqueue.cc: include timer.h.
6842 (Workqueue::find_and_run_task):
6843 Report user, sys and wall time.
6844 * Makefile.in: Regenerate.
6845 * config.in: Regenerate.
6846 * configure: Regenerate.
6847
d6344fb5
DK		 68482009-12-16 Doug Kwan <dougkwan@google.com>
6849
6850 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6851 sections.
6852 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6853 relaxed input sections.
6854 * output.cc (Output_section::find_relaxed_input_section): Change
6855 return type to Output_relaxed_input_section pointer. Adjust code
6856 for new type of relaxed_input_section_map_.
6857 * output.h (Output_section::find_relaxed_input_section): Change
6858 return type to Output_relaxed_input_section pointer.
6859 (Output_section::Output_relaxed_input_section_by_input_section_map):
6860 New type.
6861 (Output_section::relaxed_input_section_map_): Change type to
6862 Output_section::Output_relaxed_input_section_by_input_section_map.
6863 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6864 input section.
6865
0e0d5469
ILT		 68662009-12-15 Ian Lance Taylor <iant@google.com>
6867
6868 * layout.cc (Layout::create_shstrtab): Only write out after input
6869 sections if we are compressing debug sections.
6870
0649a889
ILT		 68712009-12-15 Ian Lance Taylor <iant@google.com>
6872
6873 * archive.cc (Archive::add_symbols): Only look up a symbol without
6874 a version if there is, in fact, a version.
6875
2ea97941
ILT		 68762009-12-14 Ian Lance Taylor <iant@google.com>
6877
6878 Revert -Wshadow changes, all changes from:
6879 2009-12-11 Doug Kwan <dougkwan@google.com>
6880 2009-12-11 Nick Clifton <nickc@redhat.com>
6881 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6882
b0eec2cc
DK		 68832009-12-11 Doug Kwan <dougkwan@google.com>
6884
6885 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6886 due to -Wshadow.
6887 * attributes.cc (Object_attribute::size): Ditto.
6888 (Attributes_section_data::size): Ditto.
6889 (Attributes_section_data::Attributes_section_data): Ditto.
6890 (Output_attributes_section_data::do_write): Ditto.
6891 * attributes.h (Object_attribute::set_type): Ditto.
6892 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6893
91d6fa6a
NC		 68942009-12-11 Nick Clifton <nickc@redhat.com>
6895
6896 * archive.cc: Fix shadowed variable warnings.
6897 * arm.cc: Likewise.
6898 * compressed_output.cc: Likewise.
6899 * compressed_output.h: Likewise.
6900 * configure: Likewise.
6901 * dwarf_reader.cc: Likewise.
6902 * dynobj.cc: Likewise.
6903 * dynobj.h: Likewise.
6904 * ehframe.cc: Likewise.
6905 * ehframe.h: Likewise.
6906 * errors.cc: Likewise.
6907 * expression.cc: Likewise.
6908 * fileread.cc: Likewise.
6909 * fileread.h: Likewise.
6910 * freebsd.h: Likewise.
6911 * i386.cc: Likewise.
6912 * icf.cc: Likewise.
6913 * incremental.h: Likewise.
6914 * layout.cc: Likewise.
6915 * layout.h: Likewise.
6916 * mapfile.cc: Likewise.
6917 * merge.cc: Likewise.
6918 * merge.h: Likewise.
6919 * object.cc: Likewise.
6920 * object.h: Likewise.
6921 * options.h: Likewise.
6922 * output.cc: Likewise.
6923 * output.h: Likewise.
6924 * parameters.cc: Likewise.
6925 * plugin.cc: Likewise.
6926 * powerpc.cc: Likewise.
6927 * reduced_debug_output.cc: Likewise.
6928 * reduced_debug_output.h: Likewise.
6929 * reloc.cc: Likewise.
6930 * reloc.h: Likewise.
6931 * resolve.cc: Likewise.
6932 * script-sections.cc: Likewise.
6933 * script.cc: Likewise.
6934 * script.h: Likewise.
6935 * sparc.cc: Likewise.
6936 * symtab.cc: Likewise.
6937 * symtab.h: Likewise.
6938 * target-select.cc: Likewise.
6939 * target-select.h: Likewise.
6940 * token.h: Likewise.
6941 * workqueue.cc: Likewise.
6942 * workqueue.h: Likewise.
6943 * x86_64.cc: Likewise.
6944
a0351a69
DK		 69452009-12-10 Doug Kwan <dougkwan@google.com>
6946
6947 * arm.cc (attributes.h): New include.
6948 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6949 (Arm_relobj::~Arm_relobj): Delete object pointed by
6950 attributes_section_data_.
6951 (Arm_relobj::attributes_section_data): New method definition.
6952 (Arm_relobj::attributes_section_data_): New data member declaration.
6953 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6954 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6955 attributes_section_data_.
6956 (Arm_dynobj::attributes_section_data): New method definition.
6957 (Arm_dynobj::attributes_section_data_): New data member declaration.
6958 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6959 initialization value of may_use_blx_ to false.
6960 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6961 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6962 object attributes to compute results instead of hard-coding.
6963 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6964 Target_arm::get_secondary_compatible_arch,
6965 Target_arm::set_secondary_compatible_arch
6966 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6967 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6968 New method declarations.
6969 (Target_arm::get_aeabi_object_attribute): New method definition.
6970 (Target_arm::attributes_section_data_): New data member declaration.
6971 (read_arm_attributes_section): New template definition.
6972 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6973 (Arm_dynobj::do_read_symbols): Ditto.
6974 (Target_arm::do_finalize_sections): Merge attributes sections from
6975 input. Check for BLX use after attributes section merging.
6976 Fix __exidx_start and __exidx_end visibility. Create an
6977 .ARM.attributes section if necessary.
6978 (Target_arm::get_secondary_compatible_arch,
6979 Target_arm::set_secondary_compatible_arch,
6980 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6981 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6982 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6983 New method definitions.
6984
b59befec
ILT		 69852009-12-09 Ian Lance Taylor <iant@google.com>
6986
6987 * plugin.cc (Plugin::load): Don't cast from void* to a function
6988 pointer.
6989
1276bc89
ILT		 69902009-12-09 Ian Lance Taylor <iant@google.com>
6991
6992 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6993 information fields.
6994
2f2de248
L		 69952009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6996
6997 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6998 Replace two_file_shared_1.so with two_file_shared_2.so.
6999 * testsuite/Makefile.in: Regenerated.
7000
4f787271
DK		 70012009-12-08 Doug Kwan <dougkwan@google.com>
7002
7003 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
7004 (HFILES): Add attributes.h and int_encoding.h.
7005 * Makefile.in: Regenerate.
7006 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7007 function definitions to int_encoding.cc
7008 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7009 prototypes to int_encoding.h
7010 * reduced_debug_output.cc (int_encoding.h): New include.
7011 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7012 function definitions to int_encoding.cc
7013 (insert_into_vector, read_from_pointer): Move template definitions to
7014 int_encoding.h
7015 * attributes.cc: New file.
7016 * attributes.h: New file.
7017 * int_encoding.cc: New file.
7018 * int_encoding.h: New file.
7019
20b52f1a
RÁE		 70202009-12-07 Rafael Avila de Espindola <espindola@google.com>
7021
7022 PR gold/11055
7023 * incremental-dump.cc (dump_incremental_inputs): New.
7024 (main): Use dump_incremental_inputs.
7025
53d7974c
L		 70262009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7027
7028 PR gold/10893
7029 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7030 checking elfcpp::STT_FUNC.
7031 (Target_i386::Relocate::relocate): Likewise.
7032 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7033
7034 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7035 symbols from shared libraries into normal FUNC symbols.
7036
7037 * symtab.h (Symbol): Add is_func and use it.
7038
05a352e6
DK		 70392009-12-05 Doug Kwan <dougkwan@google.com>
7040
7041 * arm.cc (Target_arm::arm_info): Initialize new fields
7042 attributes_section and attributes_vendor.
7043 * i386.cc (Target_i386::i386_info): Same.
7044 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7045 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7046 fields attributes_section and attributes_vendor.
53d7974c 7047 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7048 * target.h (Target::attributes_section, Target::attributes_vendor,
7049 Target::is_attributes_section, Target::attribute_arg_type,
7050 Target::attributes_order): New method definitions.
7051 (Target::Target_info::attributes_section,
7052 Target::Target_info::attributes_vendor): New fields.
7053 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7054 virtual method definitions.
7055 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7056 attributes_section and attributes_vendor.
7057 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7058
f4e5969c
DK		 70592009-12-05 Doug Kwan <dougkwan@google.com>
7060
7061 * arm.cc: Update comments about interworking and stub generation.
7062 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7063 considered as non-PIC.
7064 (Arm_relocate_functions::base_abs): Fix formatting.
7065 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7066 of function to use GOT entry address instead of offset.
7067 (Target_arm::Scan::global): Issue an error if a symbol would need a
7068 PLT does not get one because it is untyped. Remove code to create
7069 dynamic symbols for relative branches.
7070 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7071 takes unsigned integer instead of boolean.
7072
1abce4a6
L		 70732009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7074
7075 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7076 (two_file_test_LDADD): Likewise.
7077 (common_test_1_LDADD): Likewise.
7078 (exception_test_LDADD) Likewise.
7079 (weak_test_LDADD): Likewise.
7080 (many_sections_test_LDADD): Likewise.
7081 (initpri1_LDADD): Likewise.
7082 (script_test_1_LDADD): Likewise.
7083 (script_test_2_LDADD): Likewise.
7084 (justsyms_LDADD): Likewise.
7085 (binary_test_LDADD): Likewise.
7086 (large_LDADD): Likewise.
7087 * testsuite/Makefile.in: Regenerated.
7088
adcf2816 70892009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7090
adcf2816
L		 7091 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7092 (Symbol_table::override_with_special): Likewise.
7093 (Symbol_table::add_from_object): Likewise.
7094
28e67f5d
RÁE		 70952009-12-04 Rafael Avila de Espindola <espindola@google.com>
7096
7097 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7098 Don't set the data_offset twice.
7099
ae10a101
RÁE		 71002009-12-04 Rafael Avila de Espindola <espindola@google.com>
7101
7102 * testsuite/Makefile.in: Regenerate.
7103
f59f41f3
DK		 71042009-12-03 Doug Kwan <dougkwan@google.com>
7105
7106 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7107 (Target_arm::do_finalize_sections): Add parameter for symbol table
7108 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7109 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7110 parameter for symbol table pointer.
7111 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7112 an additional parameter for a pointer to symbol table.
7113 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7114 parameter for a symbol table pointer.
7115 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7116 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7117 Ditto.
7118 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7119 parameter for a symbol table pointer.
7120
ca55d848
RÁE		 71212009-12-03 Rafael Avila de Espindola <espindola@google.com>
7122
7123 * incremental.cc (Incremental_inputs_header)
7124 (Incremental_inputs_header_write, Incremental_inputs_entry)
7125 (Incremental_inputs_entry_write): Move ...
7126 * incremental.h (Incremental_inputs_header)
7127 (Incremental_inputs_header_write, Incremental_inputs_entry)
7128 (Incremental_inputs_entry_write): here.
7129
3aec4f9c
RÁE		 71302009-12-02 Rafael Avila de Espindola <espindola@google.com>
7131
7132 * incremental.cc (make_sized_incremental_binary): Set the target.
7133 Error if it is incompatible.
7134 * output.h (Output_file): Add filename method.
7135
9c0ae74d
RÁE		 71362009-12-02 Rafael Avila de Espindola <espindola@google.com>
7137
7138 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7139 from the get_* methods.
7140
a45500ae
RÁE		 71412009-12-02 Rafael Avila de Espindola <espindola@google.com>
7142
7143 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7144 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7145 Write 0 for the data_offset of scripts.
7146
325e6408
RÁE		 71472009-12-02 Rafael Avila de Espindola <espindola@google.com>
7148
7149 * testsuite/Makefile.am: Add the incremental_test.sh test.
7150 * testsuite/incremental_test.sh: New.
7151 * testsuite/incremental_test_1.c: New.
7152 * testsuite/incremental_test_2.c: New.
7153
954c3e2e
RÁE		 71542009-12-01 Rafael Avila de Espindola <espindola@google.com>
7155
7156 * incremental-dump.cc (main): Fix typos.
7157
f8086623
RÁE		 71582009-11-27 Rafael Avila de Espindola <espindola@google.com>
7159
7160 PR gold/11025
7161 * incremental-dump.cc (main): Use llu to print 64 bit values.
7162
3b0dd6ac
L		 71632009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7164 H.J. Lu <hongjiu.lu@intel.com>
7165
7166 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7167 $(LIBDL).
7168 (incremental_dump_LDADD): Likewise.
7169 * Makefile.in: Regenerated.
7170
a6d1ef57 71712009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7172
a6d1ef57
DK		 7173 Revert:
7174
7175 2009-11-25 Doug Kwan <dougkwan@google.com>
7176
7177 * arm.cc (Target_arm::Target_arm): Move method definition
7178 outside of class definition. Add code to handle
7179 --target1-rel, --target1-abs and --target2= options.
7180 (Target_arm::get_reloc_reloc_type): Change method to be
7181 non-static and const.
7182 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7183 New data member declaration.
7184 (Target_arm::Scan::local, Target_arm::Scan::global,
7185 Target_arm::Relocate::relocate,
7186 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7187 Adjust call to Target_arm::get_real_reloc_type.
7188 (Target_arm::get_real_reloc_type): Use command line options
7189 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7190 * options.h (--target1-rel, --target1-abs, --target2): New
7191 ARM-only options.
7192
50aeb7d4
DK		 71932009-11-25 Doug Kwan <dougkwan@google.com>
7194
7195 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7196 class definition. Add code to handle --target1-rel, --target1-abs
7197 and --target2= options.
7198 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7199 and const.
7200 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7201 member declaration.
7202 (Target_arm::Scan::local, Target_arm::Scan::global,
7203 Target_arm::Relocate::relocate,
7204 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7205 call to Target_arm::get_real_reloc_type.
7206 (Target_arm::get_real_reloc_type): Use command line options to
7207 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7208 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7209 options.
7210
51938283
DK		 72112009-11-25 Doug Kwan <dougkwan@google.com>
7212
7213 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7214 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7215 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7216 formatting.
7217 (Arm_relocate_functions::thm_call): Replace body with a call to
7218 Arm_relocate_functions::thumb_branch_common.
7219 (Arm_relocate_functions::thm_jump24,
7220 Arm_relocate_functions::thm_xpc22): New method definitions.
7221 (Arm_relocate_functions::thumb_branch_common): New method definition.
7222 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7223 operator.
7224 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7225 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7226
e2b8f3c4
RÁE		 72272009-11-24 Rafael Avila de Espindola <espindola@google.com>
7228
7229 * Makefile.am: Build incremental-dump
7230 * Makefile.in: Regenerate.
7231 * incremental-dump.cc: New.
7232 * incremental.cc (Incremental_inputs_header_data,
7233 Incremental_inputs_entry_data): Move to incremental.h
7234 * incremental.h: (Incremental_inputs_header_data,
7235 Incremental_inputs_entry_data): Move from incremental.cc
7236
bcba9aec
RÁE		 72372009-11-24 Rafael Avila de Espindola <espindola@google.com>
7238
7239 * incremental.cc (Incremental_inputs_header,
7240 Incremental_inputs_header_write, Incremental_inputs_entry,
7241 Incremental_inputs_entry_write): Add a typedef with the data type.
7242
7c3afe08
RÁE		 72432009-11-24 Rafael Avila de Espindola <espindola@google.com>
7244
7245 * incremental.cc (Incremental_inputs_header,
7246 Incremental_inputs_header_write, Incremental_inputs_entry,
7247 Incremental_inputs_entry_write): Update comment about which
7248 type has the filed descriptions.
7249
d204b6e9
DK		 72502009-11-15 Doug Kwan <dougkwan@google.com>
7251
7252 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7253 (Arm_relocate_functions::arm_branch_common): Change method defintion
7254 in class definition to a method declaration and update list of formal
7255 parameters.
7256 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7257 Arm_relocation_functions::jump24): Adjust call to
7258 Arm_relocate_functions::arm_branch_common. Update list of formal
7259 parameters.
7260 (Arm_relocate_functions::xpc25): New method definition.
7261 (Arm_relocate_functions::arm_branch_common): Move method defintion
7262 out from class definition. Use stubs for mode-switching and extending
7263 branch ranges.
7264 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7265 specially. Change code to enable use of stubs in ARM branches.
7266
43d12afe
DK		 72672009-11-10 Doug Kwan <dougkwan@google.com>
7268
7269 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7270 in method declaration.
7271 (Target_arm::relocate_stub): New method declaration.
7272 (Target_arm::default_target): Change to return a pointer instead of
7273 a const reference.
7274 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7275 Target_arm::default_target.
7276 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7277 method definition.
7278 (Target_arm::relocate_section): Adjust view.
7279 (Target_arm::relocate_stub): New method definition.
7280
ac33a407
DK		 72812009-11-10 Doug Kwan <dougkwan@google.com>
7282
7283 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7284 a format warning.
7285 * incremental.cc (open_incremental_binary): Initialized local
7286 variables to avoid warnings.
7287 * object.cc (make_elf_object): Ditto.
7288 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7289 a format warning.
e1df38aa 7290
88ee28e9
L		 7291009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7292
7293 PR gold/10930
7294 * testsuite/plugin_test.c: Include "config.h".
7295
2daedcd6
DK		 72962009-11-09 Doug Kwan <dougkwan@google.com>
7297
7298 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7299 (arm_symbol_value): Remove.
7300 (Arm_relocate_functions::arm_branch_common,
7301 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7302 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7303 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7304 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7305 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7306 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7307 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7308 Arm_relocate_functions::thm_mobw_abs_nc,
7309 Arm_relocate_functions::thm_mov_abs,
7310 Arm_relocate_functions::movw_prel_nc,
7311 Arm_relocate_functions::thm_movt_abs,
7312 Arm_relocate_functions::movt_prel,
7313 Arm_relocate_functions::thm_movw_prel_nc,
7314 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7315 (Target_arm::Relocate::relocate): Only decompose address into two
7316 parts if relocation type uses the thumb-bit and pass the actual
7317 bit instead of a flag indicating that the thumb-bit is used. Adjust
7318 calls to methods in Arm_relocate_functions for this change.
7319
1276bc89 73202009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7321
7322 PR 10925
7323 * reloc.cc: Instantiate
7324 Sized_relobj::initialize_input_to_output_maps and
7325 Sized_relobj:free_input_to_output_maps.
7326
e53ad1b5
ILT		 73272009-11-06 Ian Lance Taylor <iant@google.com>
7328
7329 PR 10876
7330 * defstd.cc (in_segment): Set only_if_ref true for "end".
7331
eb44217c
DK		 73322009-11-06 Doug Kwan <dougkwan@google.com>
7333
7334 * arm.cc (class Reloc_stub): Correct a comment.
7335 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7336 (Target_arm::scan_section_for_stubs): New method declaration.
7337 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7338 Change methods from private to protected.
7339 (Target_arm::do_may_relax): New method definition.
7340 (Target_arm::do_relax, Target_arm::group_sections,
7341 Target_arm::scan_reloc_for_stub,
7342 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7343 (Target_arm::arm_input_section_map_): New data member declaration.
7344 (Target_arm::scan_reloc_for_stub,
7345 Target_arm::scan_reloc_section_for_stubs,
7346 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7347 Target_arm::do_relax): New method definitions.
7348
5d329b7d
ILT		 73492009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7350
7351 * configure.ac: Check for (struct stat)::st_mtim
7352 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7353 * config.in: Regenerate.
7354 * configure: Regenerate.
7355
96a0d71b
ILT		 73562009-11-05 Ian Lance Taylor <iant@google.com>
7357
7358 PR 10910
7359 * output.cc (Output_segment::add_output_section): Add missing
7360 return statement.
7361
594c8e5e
ILT		 73622009-11-04 Ian Lance Taylor <iant@google.com>
7363
7364 PR 10880
7365 * object.h (class Object): Add is_needed and set_is_needed
7366 methods. Add is_needed_ field. Make bool fields into bitfields.
7367 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7368 defined in a dynamic object and referenced by a regular object,
7369 set is_needed for the dynamic object.
7370 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7371 if the file is marked with as_needed and it is not needed.
7372
22b127cc
ILT		 73732009-11-04 Ian Lance Taylor <iant@google.com>
7374
7375 PR 10887
7376 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7377 tags if data is discarded by linker script.
7378 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7379 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7380 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7381 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7382
f5c870d2
ILT		 73832009-11-04 Ian Lance Taylor <iant@google.com>
7384
7385 * layout.cc (Layout::get_output_section): Add is_interp and
7386 is_dynamic_linker_section parameters. Change all callers.
7387 (Layout::choose_output_section): Likewise.
7388 (Layout::make_output_section): Likewise.
7389 (Layout::add_output_section_data): Add is_dynamic_linker_section
7390 parameter. Change all callers.
7391 * layout.h (class Layout): Update declarations.
7392 * output.h (class Output_section): Add is_interp, set_is_interp,
7393 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7394 Add is_interp_, is_dynamic_linker_section_ fields. Change
7395 generate_code_fills_at_write_ to a bitfield.
7396 * output.cc (Output_section::Output_sections): Initialize new
7397 fields.
7398 (Output_segment::add_output_section): Add do_sort parameter.
7399 Change all callers.
7400
1ae4d23b
ILT		 74012009-11-03 Ian Lance Taylor <iant@google.com>
7402
7403 PR 10860
7404 * options.h (class General_options): Add --warn-common.
7405 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7406 merging two common symbols.
7407 (Symbol_table::should_override): Handle --warn-common when merging
7408 a common symbol with a defined symbol. Use report_resolve_problem
7409 for multiple definitions.
7410 (Symbol_table::report_resolve_problem): New function.
7411 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7412
55da9579
DK		 74132009-11-03 Doug Kwan <dougkwan@google.com>
7414
7415 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7416 stub_factory_.
7417 (Target_arm::stub_factory): New method definition.
7418 (Target_arm::new_arm_input_section,
7419 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7420 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7421 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7422 New type definitions.
7423 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7424 member declarations.
7425 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7426 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7427 New method definitions.
7428
37a9ac43
ILT		 74292009-11-03 Ian Lance Taylor <iant@google.com>
7430
7431 * options.h (class General_options): Add --warn_constructors.
7432
b3d6a3d4
ILT		 74332009-11-03 Ian Lance Taylor <iant@google.com>
7434
7435 PR 10893
7436 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7437 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7438
934b01dd
ILT		 74392009-11-03 Ian Lance Taylor <iant@google.com>
7440
7441 PR 10895
7442 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7443 --msgid-bugs-address.
7444 (install-pdf): New target.
7445 (install-data_yes): Look up one directory to find mkinstalldirs.
7446
03c1939b
L		 74472009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7448
7449 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7450 tree.
7451
ebd95253
DK		 74522009-10-30 Doug Kwan <dougkwan@google.com>
7453
7454 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7455
e9bbb538
DK		 74562009-10-30 Doug Kwan <dougkwan@google.com>
7457
7458 * arm.cc (Stub_addend_reader): New struct template definition
7459 and partial specializations.
7460 (Stub_addend_reader::operator()): New method definition for a
7461 partially specialized template.
7462
d5b40221
DK		 74632009-10-30 Doug Kwan <dougkwan@google.com>
7464
7465 * arm.cc (Arm_relobj::processor_specific_flags): New method
7466 definition.
7467 (Arm_relobj::do_read_symbols): New method declaration.
7468 (Arm_relobj::processor_specific_flags_): New data member declaration.
7469 (Arm_dynobj): New class definition.
7470 (Target_arm::do_finalize_sections): Add input_objects parameter.
7471 (Target_arm::do_adjust_elf_header): New method declaration.
7472 (Target_arm::are_eabi_versions_compatible,
7473 (Target_arm::merge_processor_specific_flags): New method declaration.
7474 (Target_arm::do_make_elf_object): New overloaded method definitions
7475 and declaration.
7476 (Arm_relobj::do_read_symbols): New method definition.
7477 (Arm_dynobj::do_read_symbols): Ditto.
7478 (Target_arm::do_finalize_sections): Add input_objects parameters.
7479 Merge processor-specific flags from all input objects.
7480 (Target_arm::are_eabi_versions_compatible,
7481 Target_arm::merge_processor_specific_flags,
7482 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7483 New method definitions.
7484 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7485 Input_objects pointer type parameter.
7486 * layout.cc (Layout::finalize): Pass input objects to target's.
7487 finalize_sections function.
7488 * output.cc (Output_file_header::do_sized_write): Set ELF file
7489 header's processor-specific flags.
7490 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7491 Input_objects pointer type parameter.
7492 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7493 * target.h (Input_objects): New forward class declaration.
7494 (Target::processor_specific_flags,
7495 Target::are_processor_specific_flags_sect): New method definitions.
7496 (Target::finalize_sections): Add input_objects parameter.
7497 (Target::Target): Initialize processor_specific_flags_ and
7498 are_processor_specific_flags_set_.
7499 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7500 parameter.
7501 (Target::set_processor_specific_flags): New method definition.
7502 (Target::processor_specific_flags_,
7503 Target::are_processor_specific_flags_set_): New data member
7504 declarations.
7505 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7506 Input_objects pointer type parameter.
7507
ebabffbd
DK		 75082009-10-30 Doug Kwan <dougkwan@google.com>
7509
7510 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7511
ad0f2072
ILT		 75122009-10-28 Ian Lance Taylor <iant@google.com>
7513
7514 * object.h (class Relobj): Drop options parameter from
7515 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7516 do_scan_relocs, do_relocate. Change all callers.
7517 (class Sized_relobj): Drop options parameters from
7518 do_gc_process_relocs, do_scan_relocs, do_relocate,
7519 do_relocate_sections, relocate_sections, emit_relocs_scan,
7520 emit_relocs_scan_reltype. Change all callers.
7521 (struct Relocate_info): Remove options field and all references to
7522 it.
7523 * reloc.h (class Read_relocs): Remove options constructor
7524 parameter and options_ field. Change all callers.
7525 (class Gc_process_relocs, class Scan_relocs): Likewise.
7526 (class Relocate_task): Likewise.
7527 * target-reloc.h (scan_relocs): Remove options parameter. Change
7528 all callers.
7529 (scan_relocatable_relocs): Likewise.
7530 * target.h (class Sized_target): Remove options parameter from
7531 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7532 all callers.
7533 * gc.h (gc_process_relocs): Remove options parameter. Change all
7534 callers.
7535 * arm.cc: Update functions to remove options parameters.
7536 * i386.cc: Likewise.
7537 * powerpc.cc: Likewise.
7538 * sparc.cc: Likewise.
7539 * x86_64.cc: Likewise.
7540 * testsuite/testfile.cc: Likewise.
7541
8ffa3667
DK		 75422009-10-28 Doug Kwan <dougkwan@google.com>
7543
7544 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7545 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7546 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7547 New method definitions.
7548
40f36857
CC		 75492009-10-28 Cary Coutant <ccoutant@google.com>
7550
7551 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7552 (Plugin::cleanup_done_): New member.
7553 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7554 (Plugin_manager::cleanup_done_): Remove.
7555 (Plugin_manager::add_input_file): Edit error message.
7556 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7557 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7558
2c849493
ILT		 75592009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7560
7561 * fileread.cc: (File_read::View::~View): Use the new
7562 data_ownership_ filed.
7563 (File_read::~File_read): Dispose the new whole_file_view_.
7564 (File_read::open): Mmap the whole file if needed.
7565 (File_read::open): Use whole_file_view_ instead of contents_.
7566 (File_read::find_view): Use whole_file_view_ if applicable.
7567 (File_read::do_read): Use whole_file_view_ instead of contents_.
7568 (File_read::make_view): Use whole_file_view_ instead of contents_,
7569 update File_read::View::View call.
7570 (File_read::find_or_make_view): Update File_read::View::View
7571 call.
7572 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7573 remove contents_
7574 (File_read::View::Data_ownership): New enum.
7575 (File_read::View::View): Replace bool mapped_ with Data_ownership
7576 argument.
7577 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7578 (File_read::View::data_ownership_): New field.
7579 (File_read::contents_): Remove (replaced by whole_file_view_).
7580 (File_read::whole_file_view_): New field.
7581 * options.h (class General_options): Add --keep-files-mapped.
7582
24998053
CC		 75832009-10-27 Cary Coutant <ccoutant@google.com>
7584
7585 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7586 * testsuite/Makefile.am (plugin_test_5): New test case.
7587 * testsuite/Makefile.in: Regenerate.
7588
72adc4fa
DK		 75892009-10-25 Doug Kwan <dougkwan@google.com>
7590
7591 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7592 from private to protected to allow access by child class.
7593 (Sized_relobj::do_relocate_sections): New method declaration.
7594 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7595 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7596 Sized_relobj::relocate_sections. Instantiate template explicitly
7597 for different target sizes and endianity.
7598
07f508a2
DK		 75992009-10-24 Doug Kwan <dougkwan@google.com>
7600
7601 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7602 (Arm_input_section::as_arm_input_section): New method.
7603 (Arm_output_section): New class definition.
7604 (Arm_output_section::create_stub_group,
7605 Arm_output_section::group_sections): New method definitions.
7606
10ad9fe5
DK		 76072009-10-22 Doug Kwan <dougkwan@google.com>
7608
7609 * arm.cc (Arm_input_section): New class definition.
7610 (Arm_input_section::init, Arm_input_section:do_write,
7611 Arm_input_section::set_final_data_size,
7612 Arm_input_section::do_reset_address_and_file_offset): New method
7613 definitions.
7614
56ee5e00
DK		 76152009-10-21 Doug Kwan <dougkwan@google.com>
7616
7617 * arm.cc (Stub_table, Arm_input_section): New forward class
7618 declarations.
7619 (Stub_table): New class defintion.
7620 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7621 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7622 New method definition.
7623
b569affa
DK		 76242009-10-21 Doug Kwan <dougkwan@google.com>
7625
7626 * arm.cc: Update copyright comments.
7627 (Target_arm): New forward class template declaration.
7628 (Arm_address): New type.
7629 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7630 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7631 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7632 constants.
7633 (Insn_template): Same.
7634 (DEF_STUBS): New macro.
7635 (Stub_type): New enum type.
7636 (Stub_template): New class definition.
7637 (Stub): Same.
7638 (Reloc_stub): Same.
7639 (Stub_factory): Same.
7640 (Target_arm::Target_arm): Initialize may_use_blx_ and
7641 should_force_pic_veneer_.
7642 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7643 Target_arm::should_force_pic_veneer,
7644 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7645 Target_arm::using_thumb_only, Target_arm:;default_target): New
7646 method defintions.
7647 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7648 New data member declarations.
7649 (Insn_template::size, Insn_template::alignment): New method defintions.
7650 (Stub_template::Stub_template): New method definition.
7651 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7652 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7653 (Stub_factory::Stub_factory): New method definition.
7654 * gold.h (string_hash): New template.
7655 * output.h (Input_section_specifier::hash_value): Use
7656 gold::string_hash.
7657 (Input_section_specifier::string_hash): Remove.
7658 * stringpool.cc (Stringpool_template::string_hash): Use
7659 gold::string_hash.
7660
6c172549
DK		 76612009-10-20 Doug Kwan <dougkwan@google.com>
7662
7663 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7664 symbols of relaxed input sections.
7665 * output.h (Output_section::find_relaxed_input_section): Make
7666 method public.
7667
c5617f2f
DK		 76682009-10-16 Doug Kwan <dougkwan@google.com>
7669
7670 * dynobj.cc (Versions::Versions): Initialize version_script_.
7671 Only insert base version symbol definition for a shared object
7672 if version script defines any version versions.
7673 (Versions::define_base_version): New method definition.
7674 (Versions::add_def): Check that base version is not needed.
7675 (Versions::add_need): Define base version lazily.
7676 * dynobj.h (Versions::define_base_version): New method declaration.
7677 (Versions::needs_base_version_): New data member declaration.
7678 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7679 (check_DATA): Add no_version_test.stdout.
7680 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7681 New make rules.
7682 * testsuite/Makefile.in: Regenerate.
7683 * testsuite/no_version_test.c: New file.
7684 * testsuite/no_version_test.sh: Ditto.
7685
3c12dcdb
DK		 76862009-10-16 Doug Kwan <dougkwan@google.com>
7687
7688 * expression.cc (class Segment_start_expression): New class definition.
7689 (Segment_start_expression::value): New method definition.
7690 (script_exp_function_segment_start): Return a new
7691 Segment_start_expression.
7692 * gold/script-c.h (script_saw_segment_start_expression): New function
7693 prototype.
7694 * script-sections.cc (Script_sections::Script_sections): Initialize
7695 SAW_SEGMENT_START_EXPRESSION_ to false.
7696 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7697 and -Tbbs options to specify section addresses if given in
7698 command line and no SEGMENT_START expression is seen in a script.
7699 * script-sections.h (Script_sections::saw_segment_start_expression,
7700 Script_sections::set_saw_segment_start_expression): New method
7701 definition.
7702 (Script_sections::saw_segment_start_expression_): New data member
7703 declaration.
7704 * script.cc (script_saw_segment_start_expression): New function.
7705 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7706 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7707 script_test_7.sh and script_test_8.sh.
7708 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7709 script_test_8.stdout.
7710 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7711 (script_test_6, script_test_6.stdout, script_test_7,
7712 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7713 * Makefile.in: Regenerate.
7714 * testsuite/script_test_6.sh: New file.
7715 * testsuite/script_test_6.t: Same.
7716 * testsuite/script_test_7.sh: Same.
7717 * testsuite/script_test_7.t: Same.
7718 * testsuite/script_test_8.sh: Same.
7719
64b1ae37
DK		 77202009-10-16 Doug Kwan <dougkwan@google.com>
7721
7722 * output.cc (Output_segment::set_section_list_address): Cast
7723 expressions to unsigned long long type to avoid format warnings.
7724
661be1e2
ILT		 77252009-10-15 Ian Lance Taylor <iant@google.com>
7726
12edd763 7727 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7728 dot assignment to script_sections_.
12edd763
ILT		 7729 * script-sections.cc (Script_sections::add_dot_assignment):
7730 Initialize if necessary.
7731
68b6574b
ILT		 7732 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7733 program headers with no load segment if there is a linker script.
7734
661be1e2
ILT		 7735 * layout.cc (Layout::set_segment_offsets): Align the file offset
7736 to the segment aligment for -N or -n with no load segment.
7737 * output.cc (Output_segment::add_output_section): Don't crash if
7738 the first section is a TLS section.
7739 (Output_segment::set_section_list_addresses): Print an error
7740 message if the address moves backward in a linker script.
7741 * script-sections.cc
7742 (Output_section_element_input::set_section_addresses): Don't
7743 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7744 (Orphan_output_section::set_section_addresses): Likewise.
7745
f15f61a7
DK		 77462009-10-15 Doug Kwan <dougkwan@google.com>
7747
7748 * layout.cc (Layout::finish_dynamic_section): Generate tags
7749 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7750 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7751 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7752
82bb573a
ILT		 77532009-10-14 Ian Lance Taylor <iant@google.com>
7754
7755 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7756 fields.
7757 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7758 data_shdr fields of relinfo.
7759 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7760 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7761 R_386_TLS_LDO_32, adjust based on section flags.
7762 (Target_i386::Relocate::fix_up_ldo): Remove.
7763
374ad285
ILT		 77642009-10-13 Ian Lance Taylor <iant@google.com>
7765
7766 Add support for -pie.
7767 * options.h (class General_options): Add -pie and
7768 --pic-executable.
7769 (General_options::output_is_position_independent): Test -pie.
7770 (General_options::output_is_executable): Return true if not shared
7771 and not relocatable.
7772 (General_options::output_is_pie): Remove.
7773 * options.cc (General_options::finalize): Reject incompatible uses
7774 of -pie.
7775 * gold.cc (queue_middle_tasks): A -pie link is not static.
7776 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7777 * symtab.cc (Symbol::final_value_is_known): Return false if
7778 output_is_position_independent.
7779 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7780 output_is_position_independent.
7781 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7782 output_is_position_independent.
7783 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7784 output_is_position_independent.
7785 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7786 two_file_pie_test.
7787 (basic_pie_test.o, basic_pie_test): New targets.
7788 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7789 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7790 (two_file_pie_test): New target.
7791 * testsuite/Makefile.in: Rebuild.
7792 * README: Remove note saying that -pie is not supported.
7793
c6585162
ILT		 77942009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7795
7796 * options.h (class General_options): Add -init and -fini.
7797 * layout.cc (Layout::finish_dynamic_section): Emit
7798 given init and fini functions.
7799
032ce4e9
ST		 78002009-10-13 Sriraman Tallam <tmsriram@google.com>
7801
7802 * gc.h (gc_process_relocs): Check if icf is enabled using new
7803 function.
7804 * gold.cc (queue_initial_tasks): Likewise.
7805 (queue_middle_tasks): Likewise.
7806 * object.cc (do_layout): Likewise.
7807 * symtab.cc (is_section_folded): Likewise.
7808 * main.cc (main): Likewise.
7809 * reloc.cc (Read_relocs::run): Likewise.
7810 (Sized_relobj::do_scan_relocs): Likewise.
7811 * icf.cc (is_function_ctor_or_dtor): New function.
7812 (Icf::find_identical_sections): Check if function is ctor or dtor when
7813 safe icf is chosen.
7814 * options.h (General_options::icf): Change option to be an enum.
7815 (Icf_status): New enum.
7816 (icf_enabled): New method.
7817 (icf_safe_folding): New method.
7818 (set_icf_status): New method.
7819 (icf_status_): New variable.
7820 * (options.cc) (General_options::finalize): Set icf_status_.
7821 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7822 icf_test and icf_keep_unique_test to use the --icf enum flag.
7823 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7824 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7825
f345227a
ST		 78262009-10-12 Sriraman Tallam <tmsriram@google.com>
7827
7828 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7829 includes to gc.h and icf.h.
7830 * arm.cc: Include gc.h.
7831 * gold.cc: Likewise.
7832 * i386.cc: Likewise.
7833 * powerpc.cc: Likewise.
7834 * sparc.cc: Likewise.
7835 * x86_64.cc: Likewise.
7836 * gc.h: Include icf.h.
7837
1c7814ed
ILT		 78382009-10-11 Ian Lance Taylor <iant@google.com>
7839
7840 * plugin.cc: Include "gold.h" before other header files.
7841
ae3b5189
CD		 78422009-10-10 Chris Demetriou <cgd@google.com>
7843
7844 * options.h (Input_file_argument::Input_file_type): New enum.
7845 (Input_file_argument::is_lib_): Replace with...
7846 (Input_file_argument::type_): New member.
7847 (Input_file_argument::Input_file_argument): Take Input_file_type
7848 'type' rather than boolean 'is_lib' as second argument.
7849 (Input_file_argument::is_lib): Use type_.
7850 (Input_file_argument::is_searched_file): New function.
7851 (Input_file_argument::may_need_search): Handle is_searched_file.
7852 * options.cc (General_options::parse_library): Support -l:filename.
7853 (General_options::parse_just_symbols): Update for Input_file_argument
7854 changes.
7855 (Command_line::process): Likewise.
7856 * archive.cc (Archive::get_file_and_offset): Likewise.
7857 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7858 * script.cc (read_script_file, script_add_file): Likewise.
7859 * fileread.cc (Input_file::Input_file): Likewise.
7860 (Input_file::will_search_for): Handle is_searched_file.
7861 (Input_file::open): Likewise.
7862 * readsyms.cc (Read_symbols::get_name): Likewise.
7863 * testsuite/Makefile.am (searched_file_test): New test.
7864 * testsuite/Makefile.in: Regenerate.
7865 * testsuite/searched_file_test.cc: New file.
7866 * testsuite/searched_file_test_lib.cc: New file.
7867
f3048a1d
ILT		 78682009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7869 Ian Lance Taylor <iant@google.com>
7870
7871 * descriptor.cc: Include <cstdio> and "binary-io.h".
7872 (Descriptors::open): Open the files in binary mode always.
7873 * script.cc (Lex::get_token): Treat \r as whitespace.
7874
d4780e57
ILT		 78752009-10-09 Ian Lance Taylor <iant@google.com>
7876
7877 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7878
d9a893b8
ILT		 78792009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7880 Ian Lance Taylor <iant@google.com>
7881
7882 * configure.ac: Check for readv function also.
7883 * fileread.cc (readv): Define if not HAVE_READV.
7884 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7885 does not exist.
7886 * config.in: Regenerate.
7887 * configure: Regenerate.
7888
c0a62865
DK		 78892009-10-09 Doug Kwan <dougkwan@google.com>
7890
7891 * layout.cc (Layout::make_output_section): Call target hook to make
7892 ordinary output section.
7893 (Layout::finalize): Adjust parameter list of call the
7894 Target::may_relax().
7895 * layout.h (class Layout::section_list): New method.
7896 * merge.h (Output_merge_base::entsize): Change visibility to public.
7897 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7898 New methods.
7899 (Output_merge_string::do_is_string): New method.
7900 * object.cc (Sized_relobj::do_setup): renamed from
7901 Sized_relobj::set_up.
7902 * object.h (Sized_relobj::adjust_shndx,
7903 Sized_relobj::initializ_input_to_output_maps,
7904 Sized_relobj::free_input_to_output_maps): Change visibilities to
7905 protected.
7906 (Sized_relobj::setup): Virtualize.
7907 (Sized_relobj::do_setup): New method declaration.
7908 (Sized_relobj::invalidate_section_offset,
7909 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7910 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7911 * options.cc (parse_int): New function.
7912 * options.h (parse_int): New declaration.
7913 (DEFINE_int): New macro.
7914 (stub_group_size): New option.
7915 * output.cc (Output_section::Output_section): Initialize memebers
7916 merge_section_map_, merge_section_by_properties_map_,
7917 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7918 (Output_section::add_input_section): Handled deferred code-fill
7919 generation and remove an old comment.
7920 (Output_section::add_relaxed_input_section): New method definition.
7921 (Output_section::add_merge_input_section): Use merge section by
7922 properties map to speed to search. Update merge section maps
7923 as appropriate.
7924 (Output_section::build_relaxation_map): New method definition.
7925 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7926 Same.
7927 (Output_section::relax_input_section): Renamed to
7928 Output_section::convert_input_sections_to_relaxed_sections and change
7929 interface to take a vector of pointers to relaxed sections.
7930 (Output_section::find_merge_section,
7931 Output_section::find_relaxed_input_section): New method definitions.
7932 (Output_section::is_input_address_mapped,
7933 Output_section::output_offset, Output_section::output_address):
7934 Use output section data maps to speed up searching.
7935 (Output_section::find_starting_output_address): Add comments.
7936 (Output_section::do_write,
7937 Output_section::write_to_postprocessing_buffer): Do code-fill
7938 generation as appropriate.
7939 (Output_section::get_input_sections): Invalidate relaxed input section
7940 map.
7941 (Output_section::restore_states): Adjust type of checkpoint .
7942 Invalidate relaxed input section map.
7943 * output.h (Output_merge_base): New class declaration.
7944 (Input_section_specifier): New class defintion.
7945 (class Output_relaxed_input_section) Change base class to
7946 Output_section_data_build.
7947 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7948 base class initializer.
7949 (Output_section::add_relaxed_input_section): New method declaration.
7950 (Output_section::Input_section): Change visibility to protected.
7951 (Output_section::Input_section::relobj,
7952 Output_section::Input_section::shndx): Handle relaxed input sections.
7953 Output_section::input_sections) Change visibility to protected. Also
7954 define overload to return a non-const pointer.
7955 (Output_section::Merge_section_properties): New class defintion.
7956 (Output_section::Merge_section_by_properties_map,
7957 Output_section::Output_section_data_by_input_section_map,
7958 Output_section::Relaxation_map): New types.
7959 (Output_section::relax_input_section): Rename method to
7960 Output_section::convert_input_sections_to_relaxed_sections and change
7961 interface to take a vector of relaxed section pointers.
7962 (Output_section::find_merge_section,
7963 Output_section::find_relaxed_input_section,
7964 Output_section::build_relaxation_map,
7965 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7966 New method declarations.
7967 (Output_section::merge_section_map_
7968 Output_section::merge_section_by_properties_map_,
7969 Output_section::relaxed_input_section_map_,
7970 Output_section::is_relaxed_input_section_map_valid_,
7971 Output_section::generate_code_fills_at_write_): New data members.
7972 * script-sections.cc
7973 (Output_section_element_input::set_section_addresses): Call
7974 current_data_size and addralign methods of relaxed input sections.
7975 (Orphan_output_section::set_section_addresses): Call current_data_size
7976 and addralign methods of relaxed input sections.
7977 * symtab.cc (Symbol_table::compute_final_value): Extract template
7978 from the body of Symbol_table::sized_finalize_symbol.
7979 (Symbol_table::sized_finalized_symbol): Call
7980 Symbol_table::compute_final_value.
7981 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7982 (Symbol_table::compute_final_value): New templated method declaration.
7983 * target.cc (Target::do_make_output_section): New method defintion.
7984 * target.h (Target::make_output_section): New method declaration.
7985 (Target::relax): Add more parameters for input objects, symbol table
7986 and layout. Adjust call to do_relax.
7987 (Target::do_make_output_section): New method declaration.
7988 (Target::do_relax): Add parameters for input objects, symbol table
7989 and layout.
7990
d446d6c4
ILT		 79912009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7992
7993 * pread.c: Include stdio.h.
7994
bc06c745
ILT		 79952009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7996
7997 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7998 defined.
7999
75aea3d0
ILT		 80002009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8001
8002 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
8003 Change read_shndx type to unsigned int.
8004 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8005 int.
8006 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8007 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8008 Change read_shndx type to unsigned int.
8009 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8010 int.
8011 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8012 * layout.cc (Layout::create_symtab_sections): Cast the result of
8013 local_symcount * symsize to off_t in the gold_assert.
8014
be8fcb75
ILT		 80152009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8016
8017 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8018 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8019 R_ARM_BASE_ABS.
8020 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8021 (Arm_relocate_functions::thm_abs5): New function.
8022 (Arm_relocate_functions::abs12): New function.
8023 (Arm_relocate_functions::abs16): New function.
8024 (Arm_relocate_functions::base_abs): New function.
8025 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8026 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8027 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8028 R_ARM_BASE_ABS.
8029 (Scan::global): Likewise.
8030 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8031 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8032 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8033 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8034 R_ARM_BASE_ABS.
8035
c2a122b6
ILT		 80362009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8037
8038 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8039 (Arm_relocate_functions::movt_prel): New function.
8040 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8041 (Arm_relocate_functions::thm_movt_prel): New function.
8042 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8043 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8044 (Scan::global, Relocate::relocate): Likewise.
8045 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8046
c4aa1e2d
ILT		 80472009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8048
8049 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8050 Incremental_checker.
8051 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8052 unsigned int.
8053 (class Incremental_inputs_header): New class.
8054 (Incremental_inputs_header_writer): Edit comment.
8055 (Incremental_inputs_entry): New class.
8056 (Incremental_inputs_entry_writer): Edit comment.
8057 (Sized_incremental_binary::do_find_incremental_inputs_section):
8058 Add *strtab_shndx parameter, fill it.
8059 (Sized_incremental_binary::do_check_inputs): New method.
8060 (Incremental_checker::can_incrementally_link_output_file): Use
8061 Sized_incremental_binary::check_inputs.
8062 (Incremental_inputs::report_command_line): Save command line in
8063 command_line_.
8064 * incremental.h:
8065 (Incremental_binary::find_incremental_inputs_section): New
8066 method.
8067 (Incremental_binary::do_find_incremental_inputs_section): Add
8068 strtab_shndx parameter.
8069 (Incremental_binary::do_check_inputs): New pure virtual method.
8070 (Sized_incremental_binary::do_check_inputs): Declare.
8071 (Incremental_checker::Incremental_checker): Add incremental_inputs
8072 parameter, use it to initialize incremental_inputs_.
8073 (Incremental_checker::incremental_inputs_): New field.
8074 (Incremental_checker::command_line): New method.
8075 (Incremental_checker::inputs): New method.
8076 (Incremental_checker::command_line_): New field.
8077
c549a694
ILT		 80782009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8079
8080 * incremental.cc: Include <cstdarg> and "target-select.h".
8081 (vexplain_no_incremental): New function.
8082 (explain_no_incremental): New function.
8083 (Incremental_binary::error): New method.
8084 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8085 method.
8086 (make_sized_incremental_binary): New function.
8087 (open_incremental_binary): New function.
8088 (can_incrementally_link_file): Add checks if output is ELF and has
8089 inputs section.
8090 * incremental.h: Include "elfcpp_file.h" and "output.h".
8091 (Incremental_binary): New class.
8092 (Sized_incremental_binary): New class.
8093 (open_incremental_binary): Declare.
8094 * object.cc (is_elf_object): Use
8095 elfcpp::Elf_recognizer::is_elf_file.
8096 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8097 * output.h (Output_file::filesize): New method.
8098
fd3c5f0b
ILT		 80992009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8100
8101 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8102 New function.
8103 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8104 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8105 function.
8106 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8107 function.
8108 (Arm_relocate_functions::movw_abs_nc): New function.
8109 (Arm_relocate_functions::movt_abs): New function.
8110 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8111 (Arm_relocate_functions::thm_movt_abs): New function.
8112 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8113 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8114 (Scan::global): Likewise.
8115 (Relocate::relocate): Likewise.
8116 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8117
7f5309a5
ILT		 81182009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8119
8120 * arm.cc (Arm_relocate_functions::got_prel) New function.
8121 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8122 (Relocate::relocate): Likewise.
8123 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8124
364c7fa5
ILT		 81252009-10-06 Ian Lance Taylor <iant@google.com>
8126
8127 * options.h (class General_options): Define
8128 split_stack_adjust_size parameter.
8129 * object.h (class Object): Add uses_split_stack_ and
8130 has_no_split_stack_ fields. Add uses_split_stack and
8131 has_no_split_stack accessor functions. Declare
8132 handle_split_stack_section.
8133 (class Reloc_symbol_changes): Define.
8134 (class Sized_relobj): Define Function_offsets. Declare
8135 split_stack_adjust, split_stack_adjust_reltype, and
8136 find_functions.
8137 * object.cc (Object::handle_split_stack_section): New function.
8138 (Sized_relobj::do_layout): Call handle_split_stack_section.
8139 * dynobj.cc (Sized_dynobj::do_layout): Call
8140 handle_split_stack_section.
8141 * reloc.cc (Sized_relobj::relocate_sections): Call
8142 split_stack_adjust for executable sections in split_stack
8143 objects. Pass reloc_map to relocate_section.
8144 (Sized_relobj::split_stack_adjust): New function.
8145 (Sized_relobj::split_stack_adjust_reltype): New function.
8146 (Sized_relobj::find_functions): New function.
8147 * target-reloc.h: Include "object.h".
8148 (relocate_section): Add reloc_symbol_changes parameter. Change
8149 all callers.
8150 * target.h (class Target): Add calls_non_split method. Declare
8151 do_calls_non_split virtual method. Declare match_view and
8152 set_view_to_nop.
8153 * target.cc: Include "elfcpp.h".
8154 (Target::do_calls_non_split): New function.
8155 (Target::match_view): New function.
8156 (Target::set_view_to_nop): New function.
8157 * gold.cc (queue_middle_tasks): Give an error if mixing
8158 split-stack and non-split-stack objects with -r.
8159 * i386.cc (Target_i386::relocate_section): Add
8160 reloc_symbol_changes parameter.
8161 (Target_i386::do_calls_non_split): New function.
8162 * x86_64.cc (Target_x86_64::relocate_section): Add
8163 reloc_symbol_changes parameter.
8164 (Target_x86_64::do_calls_non_split): New function.
8165 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8166 parameter.
8167 * powerpc.cc (Target_powerpc::relocate_section): Add
8168 reloc_symbol_changes parameter.
8169 * sparc.cc (Target_sparc::relocate_section): Add
8170 reloc_symbol_changes parameter.
8171 * configure.ac: Call AM_CONDITIONAL for the default target.
8172 * configure: Rebuild.
8173 * testsuite/Makefile.am (TEST_AS): New variable.
8174 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8175 (check_DATA): Add split_i386 and split_x86_64 files.
8176 (SPLIT_DEFSYMS): Define.
8177 (split_i386_[1234n].o): New targets.
8178 (split_i386_[124]): New targets.
8179 (split_i386_[1234r].stdout): New targets.
8180 (split_x86_64_[1234n].o): New targets.
8181 (split_x86_64_[124]): New targets.
8182 (split_x86_64_[1234r].stdout): New targets.
8183 (MOSTLYCLEANFILES): Add new executables.
8184 * testsuite/split_i386.sh: New file.
8185 * testsuite/split_x86_64.sh: New file.
8186 * testsuite/split_i386_1.s: New file.
8187 * testsuite/split_i386_2.s: New file.
8188 * testsuite/split_i386_3.s: New file.
8189 * testsuite/split_i386_4.s: New file.
8190 * testsuite/split_i386_n.s: New file.
8191 * testsuite/split_x86_64_1.s: New file.
8192 * testsuite/split_x86_64_2.s: New file.
8193 * testsuite/split_x86_64_3.s: New file.
8194 * testsuite/split_x86_64_4.s: New file.
8195 * testsuite/split_x86_64_n.s: New file.
8196 * testsuite/testfile.cc (Target_test): Update relocation_section
8197 function.
8198 * testsuite/Makefile.in: Rebuild.
8199
e8a9fcda
ILT		 82002009-10-06 Ian Lance Taylor <iant@google.com>
8201
8202 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8203 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8204 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8205 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8206 the address on ldo_addrs_.
8207 (Target_i386::Relocate::fix_up_ldo): New function.
8208
e99daf92
ILT		 82092009-10-06 Rafael Espindola <espindola@google.com>
8210
8211 * plugin.cc (add_input_library): New.
8212 (Plugin::load): Add add_input_library to tv.
8213 (Plugin_manager::add_input_file): Add the is_lib argument.
8214 (add_input_file): Update call to Plugin_manager::add_input_file.
8215 (add_input_library): New.
8216 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8217
966d4097
DK		 82182009-09-30 Doug Kwan <dougkwan@google.com>
8219
8220 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8221 symbol and call Symbol::may_need_copy_reloc to determine if
8222 a copy reloc is needed.
8223 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8224 nocopyreloc is given in command line.
8225 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8226 given in command line.
8227 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8228 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8229 of the removed Target_i386::may_need_copy_reloc.
8230 * options.h (copyreloc): New option with default value false.
8231 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8232 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8233 instead of the removed Target_powerpc::may_need_copy_reloc.
8234 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8235 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8236 instead of the removed Target_sparc::may_need_copy_reloc.
8237 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8238 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8239 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8240 instead of the removed Target_x86_64::may_need_copy_reloc.
8241
029ba973
ILT		 82422009-09-30 Ian Lance Taylor <iant@google.com>
8243
8244 * object.h (class Object): Remove target_ field, and target,
8245 sized_target, and set_target methods.
8246 (Object::sized_target): Remove.
8247 (class Sized_relobj): Update declarations. Remove sized_target.
8248 * object.cc (Sized_relobj::setup): Remove target parameter.
8249 Change all callers.
8250 (Input_objects::add_object): Don't do anything with the target.
8251 (make_elf_sized_object): Add punconfigured parameter. Change all
8252 callers. Set or test parameter target.
8253 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8254 Change all callers.
8255 * parameters.cc (Parameters::set_target): Change parameter type to
8256 be non-const.
8257 (Parameters::default_target): Remove.
8258 (set_parameters_target): Change parameter type to be non-const.
8259 (parameters_force_valid_target): New function.
8260 (parameters_clear_target): New function.
8261 * parameters.h (class Parameters): Update declarations. Remove
8262 default_target method. Add sized_target and clear_target
8263 methods. Change target_ to be non-const.
8264 (set_parameters_target): Update declaration.
8265 (parameters_force_valid_target): Declare.
8266 (parameters_clear_target): Declare.
8267 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8268 as NULL if we aren't searching.
8269 (Add_symbols::run): Don't check for compatible target.
8270 * fileread.cc (Input_file::open_binary): Call
8271 parameters_force_valid_target.
8272 * gold.cc (queue_middle_tasks): Likewise.
8273 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8274 set_target on object.
8275 * dynobj.h (class Sized_dynobj): Update declarations.
8276 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8277 make_elf_object returns NULL.
8278 (Archive::include_member): Don't check whether object target is
8279 compatible.
8280 * output.cc (Output_section::add_input_section): Get target from
8281 parameters.
8282 (Output_section::relax_input_section): Likewise.
8283 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8284 parameters.
8285 (Sized_relobj::do_scan_relocs): Likewise.
8286 (Sized_relobj::relocate_sections): Likewise.
8287 * resolve.cc (Symbol_table::resolve): Likewise.
8288 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8289 parameter. Change all callers.
8290 (Symbol_table::add_from_object): Get target from parameters.
8291 (Symbol_table::add_from_relobj): Don't check object target.
8292 (Symbol_table::add_from_dynobj): Likewise.
8293 (Symbol_table::define_special_symbol): Get target from
8294 parameters.
8295 * symtab.h (class Symbol_table): Update declaration.
8296 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8297 parameter. Change all callers. Clear parameter target.
8298 (Binary_test): Test target here.
8299 * testsuite/object_unittest.cc (gold_testsuite): Remove
8300 target_test_pointer parameter. Change all callers.
8301 (Object_test): Test target here.
8302
a6a22b83
ILT		 83032009-09-26 Ian Lance Taylor <iant@google.com>
8304
8305 * testsuite/initpri1.c: Don't try to use constructor priorities if
8306 compiling with gcc before 4.3.
8307
6a8f49fe
ILT		 83082009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8309
8310 * testsuite/retain_symbols_file_test.sh (check_present): Change
8311 output file name to retain_symbols_file_test.stdout.
8312 (check_absent): Likewise.
8313
8c604651
CS		 83142009-09-18 Craig Silverstein <csilvers@google.com>
8315
8316 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8317 * options.cc: Include <cerrno> and <fstream>.
8318 (General_options::finalize): Parse -retain-symbols-file tag.
8319 * options.h: New flag.
8320 (General_options): New method should_retain_symbol, new
8321 variable symbols_to_retain.
8322 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8323 should_retain_symbol map.
8324 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8325 * testsuite/Makefile.in: Regenerate.
8326 * testsuite/retain_symbols_file_test.sh: New file.
8327
ca58b19f
NC		 83282009-09-18 Nick Clifton <nickc@redhat.com>
8329
8330 * po/es.po: Updated Spanish translation.
8331
20e6d0d6
DK		 83322009-09-17 Doug Kwan <dougkwan@google.com>
8333
8334 * debug.h (DEBUG_RELAXATION): New constant.
8335 (DEBUG_ALL): Add DEBUG_RELAXATION.
8336 (debug_string_to_enum): Add relaxation debug option.
8337 * layout.cc
8338 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8339 Layout::Relaxation_debug_check::read_sections,
8340 Layout::Relaxation_debug_check::read_sections): New method definitions.
8341 (Layout::Layout): Initialize data members
8342 record_output_section_data_from_scrips_,
8343 script_output_section_data_list_ and relaxation_debug_check_.
8344 (Layout::save_segments, Layout::restore_segments,
8345 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8346 Layout::relaxation_loop_body): New method definitions.
8347 (Layout::finalize): Support relaxation. Move section layout code to
8348 Layout::relaxation_loop_body.
8349 (Layout::set_asection_address_from_script): Move code for orphan
8350 section placement out.
8351 (Layout::place_orphan_sections_in_script): New method definition.
8352 * layout.h (Output_segment_headers, Output_file_header):
8353 New forward class declarations.
8354 (Layout::~Layout): Define.
8355 (Layout::new_output_section_data_from_script): New method definition.
8356 (Layout::place_orphan_sections_in_script): New method declaration.
8357 (Layout::Segment_states): New type declaration.
8358 (Layout::save_segments, Layout::restore_segments,
8359 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8360 Layout::relaxation_loop_body): New method declarations.
8361 (Layout::Output_section_data_list): New type declaration.
8362 (Layout::Relaxation_debug_check): New class definition.
8363 (Layout::record_output_section_data_from_script_,
8364 Layout::script_output_section_data_list_, Layout::segment_states_,
8365 Layout::relaxation_debug_check_): New data members.
8366 * output.cc: (Output_section_headers::do_size): New method definition.
8367 (Output_section_headers::Output_section_headers): Move size
8368 computation to Output_section_headers::do_size.
8369 (Output_segment_headers::do_size): New method definition.
e1df38aa 8370 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8371 Output_file_header::do_size and call it.
8372 (Output_file_header::do_size): New method definition.
8373 (Output_data_group::Output_data_group): Adjust call to
8374 Output_section_data.
8375 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8376 (Output_symtab_xindex::do_write): Add array bound check.
8377 (Output_section::Input_section::print_to_mapfile): Handle
8378 RELAXED_INPUT_SECTION_CODE.
8379 (Output_section::Output_section): Initialize data member checkpoint_.
8380 (Output_section::~Output_section): Delete checkpoint object pointed
8381 by checkpoint_.
8382 (Output_section::add_input_section): Always add an Input_section if
8383 relaxing.
8384 (Output_section::add_merge_input_section): Add assert.
8385 (Output_section::relax_input_section): New method definition.
8386 (Output_section::set_final_data_size): Set load address to zero for
8387 an unallocated section.
8388 (Output_section::do_address_and_file_offset_have_reset_values):
8389 New method definition.
8390 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8391 Handle relaxed input section.
8392 (Output_section::sort_attached_input_sections): Checkpoint input
8393 section list lazily.
8394 (Output_section::get_input_sections): Change type of input_sections to
8395 list of Simple_input_section pointers. Checkpoint input section list
8396 lazily. Also handle relaxed input sections.
8397 (Output_section::add_input_section_for_script): Take a reference to
8398 a Simple_input_section object instead of Relobj pointer and section
8399 index as parameter. Handle relaxed input sections.
8400 (Output_section::save_states, Output_section::restore_states): New
8401 method definitions.
8402 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8403 (Output_data::is_data_size_fixed): New method definition.
8404 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8405 if it is fixed.
8406 (Output_data::address_and_file_offset_have_reset_values): New method
8407 definition.
8408 (Output_data::do_address_and_file_offset_have_reset_values): New method
8409 definition.
8410 (Output_data::set_data_size): Check that data size is not fixed.
8411 (Output_data::fix_data_size): New method definition.
8412 (Output_data::is_data_size_fixed_): New data member.
8413 (Output_section_headers::set_final_data_size): New method definition.
8414 (Output_section_headers::do_size): New method declaration.
8415 (Output_segment_headers::set_final_data_size): New method definition.
8416 (Output_segment_headers::do_size): New method declaration.
8417 (Output_file_header::set_final_data_size)::New method definition.
8418 (Output_file_header::do_size)::New method declaration.
8419 (Output_section_data::Output_section_data): Add new parameter
8420 is_data_size_fixed and use it to fix data size.
8421 (Output_data_const::Output_data_const): Adjust call to base class
8422 constructor and fix data size.
8423 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8424 base class constructor and fix data size.
8425 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8426 base class constructor and fix data size.
8427 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8428 class constructor and fix data size.
8429 (Output_data_group::set_final_data_size): New method definition.
8430 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8431 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8432 class constructor and fix data size.
8433 (Output_relaxed_input_section): New class definition.
8434 (Output_section::Simple_input_section): New class definition.
8435 (Output_section::get_input_sections): Adjust parameter list.
8436 (Output_section::add_input_section_for_script): Same.
8437 (Output_section::save_states, Output_section::restore_states,
8438 Output_section::do_address_and_file_offset_have_reset_values,
8439 (Output_section::Input_section::Input_section): Handle
8440 RELAXED_INPUT_SECTION_CODE. Add new overload for
8441 Output_relaxed_input_section.
8442 (Output_section::Input_section::is_input_section,
8443 Output_section::Input_section::set_output_section): Handle relaxed
8444 input section.
8445 (Output_section::Input_section::is_relaxed_input_section,
8446 Output_section::Input_section::output_section_data,
8447 Output_section::Input_section::relaxed_input_section): New method
8448 definitions.
8449 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8450 value.
8451 (Output_section::Input_section::u1_): Update comments.
8452 (Output_section::Input_section::u2_): Add new union member poris.
8453 (Output_section::Checkpoint_output_section): New classs definition.
8454 (Output_section::relax_input_section): New method declaration.
8455 (Output_section::checkpoint_): New data member.
8456 (Output_segment): Update comments.
8457 (Output_segment::Output_segment): Un-privatize copy constructor.
8458 (Output_segment::operator=): Un-privatize.
8459 * script-sections.cc (Output_section_element::Input_section_list):
8460 Change element type to Output_section::Simple_input_section.
8461 (Output_section_element_dot_assignment::set_section_addresses):
8462 Register output section data for relaxation clean up.
8463 (Output_data_exression::Output_data_expression): Adjust call to base
8464 constructor to fix data size.
8465 (Output_section_element_data::set_section_addresses): Register
8466 Output_data_expression object for relaxation clean up.
8467 (struct Input_section_info): Replace Relobj pointer and section index
8468 pair with Output_section::Simple_input_section and Convert struct to a
8469 class.
8470 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8471 Input_section_info data member to use accessors.
20e6d0d6
DK		 8472 (Output_section_element_input::set_section_addresses): Use layout
8473 parameter. Adjust code to use Output_section::Simple_input_section
8474 and Input_secction_info classes. Register filler for relaxation
8475 clean up.
8476 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8477 and section index pair with Output_section::Simple_input_section
8478 class. Adjust code accordingly.
8479 (Phdrs_element::release_segment): New method definition.
8480 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8481 segment list.
8482 (Script_sections::release_segments): New method definition.
8483 * gold/script-sections.h (Script_sections::release_segments): New
8484 method declaration.
8485 * gold/target.h (Target::may_relax, Target::relax,
8486 Target::do_may_relax, Target::do_relax): New method definitions.
8487
5e445df6
ILT		 84882009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8489
8490 * arm.cc (has_signed_unsigned_overflow): New function.
8491 (Arm_relocate_functions::abs8): New function.
8492 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8493 (Target_arm::Scan::global): Likewise.
8494 (Target_arm::relocate::relocate): Likewise.
8495 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8496 Likewise.
8497
8c604651 84982009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8499
8500 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8501 * testsuite/Makefile.in: Regenerate.
8502
1e9cc1c2
NC		 85032009-09-11 Nick Clifton <nickc@redhat.com>
8504
8505 * po/gold.pot: Updated by the Translation project.
8506
6a89f575
CC		 85072009-09-08 Cary Coutant <ccoutant@google.com>
8508
8509 * output.cc (Output_file::open): Add execute permission to empty file.
8510 * testsuite/Makefile.am (permission_test): New test.
8511 * testsuite/Makefile.in: Regenerate.
8512
fdcac5af
ILT		 85132009-09-02 Ian Lance Taylor <iant@google.com>
8514
8515 * output.cc (Output_file::resize): Call map_no_anonymous rather
8516 than map.
8517
44453f85
ILT		 85182009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8519
8520 * gold.cc: Include "incremental.h".
8521 (queue_initial_tasks): Call Incremental_checker methods.
8522 * incremental.cc: Include "output.h".
8523 (Incremental_checker::can_incrementally_link_output_file): New
8524 method.
8525 * incremental.h (Incremental_checker): New class.
8526
8527 * output.cc (Output_file::open_for_modification): New method.
8528 (Output_file::map_anonymous): Changed return type to bool. Record
8529 map in base_ field.
8530 (Output_file::map_no_anonymous): New method, broken out of map.
8531 (Output_file::map): Use map_no_anonymous and map_anonymous.
8532 * output.h (class Output_file): Update declarations.
8533
293c1386
CC		 85342009-08-24 Cary Coutant <ccoutant@google.com>
8535
8536 * options.h (Command_line::Pre_options): New class.
8537 (Command_line::pre_options): New member.
8538 * options.cc (gold::options::ready_to_register): New variable.
8539 (One_option::register_option): Do nothing if not registering options.
8540 Assert if same short option registered twice.
8541 (General_options::General_options): Turn off option registration when
8542 done constructing.
8543 (Command_line::Pre_options::Pre_options): New constructor.
8544
f773f3d2
CC		 85452009-08-24 Cary Coutant <ccoutant@google.com>
8546
06a73cfe
CC		 8547 * options.h (General_options::no_keep_memory): Remove incorrect
8548 short option.
f773f3d2 8549
a15af8e2
RW		 85502009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8551
8552 * Makefile.am (am__skiplex, am__skipyacc): New.
8553 * Makefile.in: Regenerate.
8554
c462b41b
RW		 85552009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8556
14ec8efd
RW		 8557 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8558 (INCLUDES): ... this.
8559 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8560 (AM_CPPFLAGS): Renamed from ...
8561 (INCLUDE): ... this.
8562 * Makefile.in, testsuite/Makefile.in: Regenerate.
8563
81ecdfbb
RW		 8564 * Makefile.in: Regenerate.
8565 * aclocal.m4: Likewise.
8566 * config.in: Likewise.
8567 * configure: Likewise.
8568 * testsuite/Makefile.in: Likewise.
8569
c462b41b
RW		 8570 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8571 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8572 * Makefile.in: Regenerate.
8573 * testsuite/Makefile.in: Regenerate.
8574
2da73f13
CC		 85752009-08-19 Cary Coutant <ccoutant@google.com>
8576
8577 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8578 symbols in shared libraries overridden by hidden or internal symbols
8579 in the main program.
8580
2db70501
CD		 85812009-08-19 Chris Demetriou <cgd@google.com>
8582
8583 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8584 checking source file names in error messages.
8585
f733487b
DK		 85862009-08-18 Doug Kwan <dougkwan@google.com>
8587
8588 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8589 an elcpp::Ehdr as parameter. Adjust call to set_target.
8590 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8591 an elfcpp::Ehdr as parameter.
8592 * object.cc (Object::set_target): Remove the version that looks up
8593 a target and sets it.
8594 (Sized_relobj::setup): Take a Target object instead of
8595 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8596 (make_elf_sized_object): Find target and ask target to
8597 make an ELF object.
8598 * object.h: (Object::set_target): Remove the version that looks up
8599 a target and sets it.
8600 (Sized_relobj::setup): Take a Target object instead of
8601 an elfcpp:Ehdr as parameter.
8602 * target.cc: Include dynobj.h.
8603 (Target::do_make_elf_object_implementation): New.
8604 (Target::do_make_elf_object): New.
8605 * target.h (Target::make_elf_object): New template declaration.
8606 (Target::do_make_elf_object): New method declarations.
8607 (Target::do_make_elf_object_implementation): New template declaration.
8608
cc70f101
ILT		 86092009-08-14 Ian Lance Taylor <iant@google.com>
8610
8611 * gold.h (FUNCTION_NAME): Define.
8612 (gold_unreachable): Use FUNCTION_NAME.
8613
ef5e0cb1
ST		 86142009-08-12 Sriraman Tallam <tmsriram@google.com>
8615
8616 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8617 symbol in the --keep-unique list is not found.
8618
48c187ce
ST		 86192009-08-12 Sriraman Tallam <tmsriram@google.com>
8620
8621 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8622 been maked as --keep-unique.
8623 (Icf::unfold_section): New function.
8624 * icf.h (Icf::unfold_section): New function.
8625 * options.h (General_options::keep_unique): New option.
8626 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8627 * testsuite/Makefile.in: Regenerate.
8628 * testsuite/icf_keep_unique_test.sh: New file.
8629 * testsuite/icf_keep_unique_test.cc: New file.
8630
645afe0c
CC		 86312009-08-12 Cary Coutant <ccoutant@google.com>
8632
8633 PR 10471
8634 * resolve.cc (Symbol_table::resolve): Check for references from
8635 dynamic objects to hidden and internal symbols.
8636 * testsuite/Makefile.am (hidden_test.sh): New test.
8637 * testsuite/Makefile.in: Regenerate.
8638 * testsuite/hidden_test.sh: New script.
8639 * testsuite/hidden_test_1.c: New test source.
8640 * testsuite/hidden_test_main.c: New test source.
8641
11af873f
DK		 86422009-08-11 Doug Kwan <dougkwan@google.com>
8643
8644 * arm.cc: Update comments.
8645 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8646 segment to locate the .ARM.exidx section if present.
8647
b9f7d72d
DK		 86482009-08-09 Doug Kwan <dougkwan@google.com>
8649
8650 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8651 patch.
8652
ddd3c53c
ST		 86532009-08-07 Sriraman Tallam <tmsriram@google.com>
8654 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8655 compiler warnings.
8656
27721062
ST		 86572009-08-06 Sriraman Tallam <tmsriram@google.com>
8658
8659 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8660 valid tls_segment only for non-debug-section relocations.
8661 * testsuite/Makefile.am: Add gc_tls_test.
8662 * testsuite/Makefile.in: Regenerate.
8663 * testsuite/gc_tls_test.cc: New file.
8664 * testsuite/gc_tls_test.sh: New file.
8665
ef15dade 86662009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8667
ef15dade
ST		 8668 * icf.cc: New file.
8669 * icf.h: New file.
8670 * Makefile.am (CCFILES): Add icf.cc.
8671 (HFILES): Add icf.h
8672 * Makefile.in: Regenerate.
8673 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8674 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8675 section, symbol and addend information for the relocs.
8676 * gold.cc (queue_middle_tasks): Call identical code folding.
8677 * gold.h: Add defines for multimap.
8678 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8679 to the call of finalize_local_symbols.
8680 * main.cc (main): Create object of class Icf.
8681 * object.cc (Sized_relobj::do_layout): Allow this function to be
8682 called twice during icf.
8683 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8684 to sections marked as identical by icf.
8685 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8686 when available.
8687 (Sized_relobj::do_section_entsize): New function.
8688 * object.h (Object::section_entsize): New function.
8689 (Object::do_section_entsize): New pure virtual function.
8690 (Relobj::finalize_local_symbols): Add new parameter.
8691 (Relobj::do_section_entsize): New function.
8692 * options.h (General_options::icf): New option.
8693 (General_options::icf_iterations): New option.
8694 (General_options::print_icf_sections): New option.
8695 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8696 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8697 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8698 icf.
8699 * symtab.cc (Symbol_table::is_section_folded): New function.
8700 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8701 to sections marked as identical by icf.
8702 * symtab.h (Symbol_table::set_icf): New function.
8703 (Symbol_table::icf): New function.
8704 (Symbol_table::is_section_folded): New function.
8705 (Symbol_table::icf_): New data member.
8706 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8707 * testsuite/Makefile.am: Add commands to build icf_test.
8708 * testsuite/Makefile.in: Regenerate.
8709 * testsuite/icf_test.sh: New file.
8710 * testsuite/icf_test.cc: New file.
8711
c3b65ac4
CD		 87122009-07-24 Chris Demetriou <cgd@google.com>
8713
8714 * layout.cc (is_compressible_debug_section): Fix incorrect
8715 comment about compressed section names.
8716
1caf2c51
ILT		 87172009-07-20 Ian Lance Taylor <ian@airs.com>
8718
8719 PR 10419
8720 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8721
1ef4d87f
ILT		 87222009-07-16 Ian Lance Taylor <iant@google.com>
8723
8724 PR 10400
8725 * layout.h: #include <map>.
8726 (class Kept_section): Change from struct to class. Add accessors
8727 and setters. Add section size to Comdat_group mapping. Change
8728 Comdat_group to std::map. Add is_comdat_ field. Add
8729 linkonce_size field in union.
8730 (class Layout): Update declaration of find_or_add_kept_section.
8731 Don't declare find_kept_object.
8732 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8733 parameter. Add object, shndx, is_comdat, and is_group_name
8734 parameters. Change all callers. Adjust for new Kept_section.
8735 (Layout::find_kept_object): Remove.
8736 * object.cc (Sized_relobj::include_section_group): Update use of
8737 Kept_section. Rename secnum to shndx. Only record
8738 Kept_comdat_section if sections are the same size.
8739 (Sized_relobj::include_linkonce_section): Update use of
8740 Kept_section. Only record Kept_comdat_section if sections are the
8741 same size. Set size of linkonce section.
8742 (Sized_relobj::map_to_kept_section): Update call to
8743 get_kept_comdat_section.
8744 * object.h (class Sized_relobj): Rename fields in
8745 Kept_comdat_section to drop trailing underscores; change object
8746 field to Relobj*. Change Kept_comdat_section_table to store
8747 struct rather than pointer.
8748 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8749 Add kept_object and kept_shndx parameters. Change all callers.
8750 (Sized_relobj::get_kept_comdat_section): Change return type to
8751 bool. Add kept_object and kept_shndx parameters. Change all
8752 callers.
8753 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8754 Layout::find_or_add_kept_section.
8755
37c3b7b0
ILT		 87562009-07-09 Ian Lance Taylor <iant@google.com>
8757
8758 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8759 Reserve space in the hash table.
8760
98fa85cb
ILT		 87612009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8762
8763 * fileread.cc (File_read::get_mtime): New method.
8764 * fileread.h (Timespec): New structure.
8765 (File_read::get_mtime): New method.
8766 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8767 Renamed from timestamp_nsec.
8768 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8769 Elf_Xword.
e1df38aa 8770 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8771 timestamp_nsec.
e1df38aa 8772 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8773 (Incremental_inputs::report_obejct): Save mtime; style fix.
8774 (Incremental_inputs::report_script): Save mtime; style fix.
8775 (Incremental_inputs::finalize_inputs): Style fix.
8776 (Incremental_inputs::finalize): Style fix.
8777 (Incremental_inputs::create_input_section_data): Store inputs
8778 mtime.
8779 * incremental.h (Incremental_inputs::report_script): Add mtime
8780 argument.
8781 (Incremental_inputs::Input_info::Input_info): Intialize only one
8782 union member.
8783 (Incremental_inputs::Input_info::archive): Move to nameless
8784 union.
8785 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8786 (Incremental_inputs::Input_info::script): Move to nameless union.
8787 (Incremental_inputs::mtime): New field.
8788 * script.cc (read_input_script): Pass file mtime to
8789 Incremental_input.
8790 * script.h (Script_info::inputs): Style fix.
8791
c9d70757
ILT		 87922009-07-01 Ian Lance Taylor <ian@airs.com>
8793
8794 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8795 instead of 32.
8796
9c547ec3
ILT		 87972009-06-24 Ian Lance Taylor <iant@google.com>
8798
8799 PR 10156
8800 * layout.cc (Layout::choose_output_section): If we find an
8801 existing section, update the flags.
8802 (Layout::create_notes): New function, broken out of
8803 Layout::finalize.
8804 (Layout::finalize): Don't create note sections.
8805 (Layout::create_note): Don't crash if linker script discards
8806 section.
8807 (Layout::create_gold_note): Likewise.
8808 (Layout::create_build_id): Likewise. Don't set
8809 after_input_sections on the section.
8810 (Layout::create_executable_stack_info): Remove target parameter.
8811 Change caller.
8812 * layout.h (class Layout): Declare create_notes. Update
8813 declaration of create_executable_stack_info.
8814 * gold.cc (queue_middle_tasks): Call create_notes.
8815 * output.cc (Output_section::update_flags_for_input_section): Move
8816 here from output.h. If SHF_ALLOC flag is newly set, mark address
8817 invalid.
8818 * output.h (Output_data::mark_address_invalid): New function.
8819 (class Output_section): Only declare, not define,
8820 update_flags_for_input_section. Remove set_flags.
8821
55458500
ILT		 88222009-06-24 Ian Lance Taylor <iant@google.com>
8823
8824 * script-sections.cc (Output_section_definition::
8825 set_section_addresses): Rename shadowing local load_address to
8826 laddr.
8827
1307d6cd
ILT		 88282009-06-24 Ian Lance Taylor <iant@google.com>
8829
8830 PR 10244
8831 * reloc.cc (relocate_sections): Skip empty relocation sections.
8832
ec3f783e
ILT		 88332009-06-23 Ian Lance Taylor <iant@google.com>
8834
8835 PR 10156
8836 * layout.cc (Layout::create_note): Use choose_output_section
8837 rather than make_output_section.
8838
459c9f1c
ILT		 88392009-06-23 Ian Lance Taylor <iant@google.com>
8840
8841 PR 10237
8842 * options.cc (General_options::parse_V): Set printed_version_.
8843 (General_options::General_options): Initialize printed_version_.
8844 * options.h (class General_options): Add printed_version_ field.
8845 * gold.cc (queue_initial_tasks): If there are no input files,
8846 don't give a fatal error if we printed the version information.
8847 (queue_middle_tasks): If using -r with a shared object, give a
8848 fatal error rather than an ordinary error.
8849
1518dc8f
ILT		 88502009-06-23 Ian Lance Taylor <iant@google.com>
8851
8852 PR 10219
8853 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8854 (Layout::make_output_section): Set have_stabstr_section_ if we see
8855 a .stab*str section.
8856 (Layout::finalize): Call link_stabs_sections.
8857 (Layout::link_stabs_sections): New file.
8858 * layout.h (class Layout): Add have_stabstr_section_ field.
8859 Declare link_stabs_sections.
8860
3d857b98
DK		 88612009-06-23 Doug Kwan <dougkwan@google.com>
8862
8863 * Makefile.am (libgold_a_LIBADD): New.
8864 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8865 * Makefile.in: Regenerate.
8866 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8867 * configure: Regenerate.
8868 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8869 * fileread.cc: Include sys/state.h
8870 * gold.h: Declare memmem and strndup if found missing.
8871 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8872
0639a6f6
ILT		 88732009-06-23 Ian Lance Taylor <iant@google.com>
8874
8875 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8876 * configure: Rebuild.
8877
8d63875c
ILT		 88782009-06-23 Ian Lance Taylor <iant@google.com>
8879
8880 PR 10147
8881 * object.cc (Object::section_contents): Don't try to get a view if
8882 the section has length zero.
8883 (Object::handle_gnu_warning_section): If the section is empty, use
8884 the name of the section as the warning.
8885
f7c8a183
ILT		 88862009-06-23 Ian Lance Taylor <iant@google.com>
8887
8888 PR 10133
8889 * stringpool.h (class Stringpool_template): Add optimize_ field.
8890 (Stringpool_template::set_optimize): New function.
8891 * stringpool.cc (Stringpool_template::Stringpool_template):
8892 Initialize optimize_ field.
8893 (Stringpool_template::set_string_offsets): Test local optimize
8894 fild rather than parameter.
8895 * layout.cc (Layout::Layout): Call set_optimize on the section
8896 name stringpool.
8897
e6a307ba
ILT		 88982009-06-22 Ian Lance Taylor <iant@google.com>
8899
8900 PR 10030
8901 * yyscript.y: Parse TARGET.
8902 * script.cc (script_set_target): New function.
8903 * script-c.h (script_set_target): Declare.
8904 * options.cc (General_options::string_to_object_format): Rename
8905 from string_to_object_format in anonymous namespace. Change
8906 callers.
8907 * options.h (class General_options): Declare
8908 string_to_object_format.
8909
3ee173de
ILT		 89102009-06-22 Ian Lance Taylor <iant@google.com>
8911
8912 * script-sections.cc (Script_sections::create_segments): Don't put
8913 program headers in a PT_LOAD segment if -n or -N.
8914
89152009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8916
8917 PR 10141
8918 * options.h (class General_options): Add -z lazy and -z now. Sort
8919 -z options into alphabetical order.
8920 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8921
cd6739a1 89222009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8923
8924 * layout.cc (Layout::make_output_section): Call
8925 Target::new_output_section.
8926 (Layout::attach_allocated_section_to_segment): Put large section
8927 sections in a separate load segment with the large segment flag
8928 set.
8929 (Layout::segment_precedes): Sort large data segments after other
8930 load segments.
8931 (align_file_offset): New static function.
8932 (Layout::set_segment_offsets): Use align_file_offset.
8933 * output.h (class Output_section): Add is_small_section_ and
8934 is_large_section_ fields.
8935 (Output_section::is_small_section): New function.
8936 (Output_section::set_is_small_section): New function.
8937 (Output_section::is_large_section): New function.
8938 (Output_section::set_is_large_section): New function.
8939 (Output_section::is_large_data_section): New function.
8940 (class Output_segment): Add is_large_data_segment_ field.
8941 (Output_segment::is_large_data_segment): New function.
8942 (Output_segment::set_is_large_data_segment): New function.
8943 * output.cc (Output_section::Output_section): Initialize new
8944 fields.
8945 (Output_segment::Output_segment): Likewise.
8946 (Output_segment::add_output_section): Add assertion that large
8947 data sections always go in large data segments. Force small data
8948 sections to the end of the list of data sections. Force small BSS
8949 sections to the start of the list of BSS sections. For large BSS
8950 sections to the end of the list of BSS sections.
8951 * symtab.h (class Symbol): Declare is_common_shndx.
8952 (Symbol::is_defined): Check Symbol::is_common_shndx.
8953 (Symbol::is_common): Likewise.
8954 (class Symbol_table): Define enum Commons_section_type. Update
8955 declarations. Add small_commons_ and large_commons_ fields.
8956 * symtab.cc (Symbol::is_common_shndx): New function.
8957 (Symbol_table::Symbol_table): Initialize new fields.
8958 (Symbol_table::add_from_object): Put small and large common
8959 symbols in the right list.
8960 (Symbol_table::sized_finalized_symbol): Check
8961 Symbol::is_common_shndx.
8962 (Symbol_table::sized_write_globals): Likewise.
8963 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8964 common symbol lists. Don't call do_allocate_commons_list if the
8965 list is empty.
8966 (Symbol_table::do_allocate_commons_list): Remove is_tls
8967 parameter. Add comons_section_type parameter. Change all
8968 callers. Handle small and large common symbols.
8969 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8970 Symbol::is_common_shndx.
8971 * resolve.cc (symbol_to_bits): Likewise.
8972 * target.h (Target::small_common_shndx): New function.
8973 (Target::small_common_section_flags): New function.
8974 (Target::large_common_shndx): New function.
8975 (Target::large_common_section_flags): New function.
8976 (Target::new_output_section): New function.
8977 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8978 small_common_section_flags, and large_common_section_flags
8979 fields.
8980 (Target::do_new_output_section): New virtual function.
8981 * arm.cc (Target_arm::arm_info): Initialize new fields.
8982 * i386.cc (Target_i386::i386_info): Likewise.
8983 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8984 Likewise.
8985 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8986 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8987 (Target_x86_64::do_new_output_section): New function.
8988 * configure.ac: Define conditional MCMODEL_MEDIUM.
8989 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8990 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8991 (large_LDFLAGS): Define.
8992 * testsuite/large.c: New file.
8993 * testsuite/testfile.cc (Target_test::test_target_info):
8994 Initialize new fields.
8995 * configure, testsuite/Makefile.in: Rebuild.
8996
bb04269c
DK		 89972009-06-05 Doug Kwan <dougkwan@google.com>
8998
8999 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 9000 * Makefile.in: Regenerate.
bb04269c
DK		 9001 * i386.cc (class Target_i386): Define new virtual method to
9002 override do_is_local_label_name in parent.
9003 * object.cc (Sized_relobj::do_count_local_symbols): Discard
9004 local symbols if --discard-locals or -X is given.
9005 * options.h (class General_options): Declare new options
9006 '--discard-locals' and '-X' for discarding locals.
9007 * target.h (class Target): Define new methods is_local_label_name.
9008 Declare new virtual method do_is_local_label_name.
9009 * target.cc: New file.
9010 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9011 (check_SCRIPTS): Add discard_locals_test.sh.
9012 (check_DATA): Add discard_local_tests.syms.
9013 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9014 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9015 * testsuite/Makefile.in: Regenerate.
9016 * testsuite/discard_locals_test.c: New file.
9017 * testsuite/discard_locals_test.sh: Same.
9018
805bb01c
DK		 90192009-06-05 Doug Kwan <dougkwan@google.com>
9020
9021 * object.cc (Sized_relobj::Sized_relobj): Initialize
9022 discarded_eh_frame_shndx_ to -1U.
9023 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9024 section.
9025 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9026 a discarded .eh_frame section.
9027 (Sized_relobj::do_finalize_local_symbols): Ditto.
9028 * object.h (class Sized_relobj): Declare new member
9029 discarded_eh_frame_shndx_.
9030 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9031 (local_labels_test.o, local_labels_test): New rules.
9032 * testsuite/Makefile.in: Regenerate.
9033
1dcd334d
DK		 90342009-06-04 Doug Kwan <dougkwan@google.com>
9035
9036 * layout.cc (Layout::section_name_mapping): Add mapping for
9037 special ARM sections.
9038
96d49306
DK		 90392009-06-03 Doug Kwan <dougkwan@google.com>
9040
9041 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9042 (utils::has_overflow): Same.
9043
dff16297
ILT		 90442009-06-03 Ian Lance Taylor <iant@google.com>
9045
9046 * layout.cc (Layout::section_name_mapping): New array, replacing
9047 Layout::linkonce_mapping.
9048 (Layout::section_name_mapping_count): New variable, replacing
9049 Layout::linkonce_mapping_count.
9050 (Layout::linkonce_output_name): Remove.
9051 (Layout::output_section_name): Rewrite.
9052 * layout.h (class Layout): Rename Linkonce_mapping to
9053 Section_name_mapping, linkonce_mapping to section_name_mapping,
9054 linkonce_mapping_count to section_name_mapping_count. Don't
9055 declare linkonce_output_name.
9056
c121c671
DK		 90572009-06-03 Doug Kwan <dougkwan@google.com>
9058
9059 * gold/arm.cc (namespace utils): New.
9060 (Target_arm::reloc_is_non_pic): Define new method.
9061 (class Arm_relocate_functions): New.
9062 (Target_arm::Relocate::relocate): Handle relocation types used by
9063 Android.
9064
07800fab
ILT		 90652009-06-03 Ian Lance Taylor <iant@google.com>
9066
9067 * arm.cc (Target_arm::scan::global): Use || instead of |.
9068
c121c671
DK		 90692009-06-02 Doug Kwan <dougkwan@google.com>
9070
9071 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9072 issued_non_pic_error_.
9073 (class Target_arm::Scan): Declare new method check_non_pic.
9074 Define new method symbol_needs_plt_entry.
9075 Declare new data member issued_non_pic_error_.
9076 (class Target_arm::Relocate): Declare new method
9077 should_apply_static_reloc.
9078 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9079 (Target_arm::Scan::check_non_pic): Define new method.
9080 (Target_arm::Scan::local): Handle a small subset of reloc types used
9081 by Android.
9082 (Target_arm::Scan::local): Same.
9083 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9084
b19b0c6d
ILT		 90852009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9086
9087 * incremental.cc (Incremental_inputs::report_command_line): Filter
9088 out --incremental-* options.
9089
94cdfcff
DK		 90902009-05-29 Doug Kwan <dougkwan@google.com>
9091
9092 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9093 template class.
9094 (class Target_arm): Update comment.
9095 (Target_arm::Target_arm): Initialize new data members GOT_,
9096 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9097 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9098 and Target_arm::rel_dyn_section.
9099 Declare new_enum Target_arm::Got_type.
9100 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9101 and DYNBSS_.
9102 Update commments for member do_dynsym_value.
9103 (Target_arm::got_size, Target_arm::plt_section,
9104 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9105 new methods inside class defintion.
9106 (Target_arm::got_section): Define new method.
9107 (Target_arm::rel_dyn_section): Same.
9108 (Output_data_plt_arm): New template class.
9109 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9110 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9111 (Output_data_plt_arm::add_entry): Same.
9112 (Output_data_plt_arm::first_plt_entry): Define new
9113 static data member for PLT instruction template.
9114 (Output_data_plt_arm::plt_entry): Same.
9115 (Output_data_plt_arm::do_write): Define new method.
9116 (Target_arm::make_plt_entry): Same.
9117 (Target_arm::do_finalize_sections): Same.
9118 (Target_arm::do_dynsym_value): Same.
9119
4a657b0d
DK		 91202009-05-28 Doug Kwan <dougkwan@google.com>
9121
9122 * Makefile.am (TARGETSOURCES): Add arm.cc.
9123 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9124 * Makefile.in: Regenerate.
9125 * arm.cc: New file.
9126 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9127
e7ae8c36
DK		 91282009-05-26 Doug Kwan <dougkwan@google.com>
9129
9130 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9131 (General_options::check_excluded_libs): Strip off directories in
9132 archive name before matching like GNU ld does.
9133 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9134 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9135 (exclude_libs_test_LDFLAGS): Add linker option
9136 -Wl,--exclude-libs,libexclude_libs_test_3
9137 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9138 an explicit archive without using -l.
9139 (alt/libexclude_libs_test_3.a): New make rule.
9140 * testsuite/Makefile.in: Regenerate.
9141 * testsuite/exclude_libs_test.c : Declare lib3_default().
9142 (main): Call it.
9143 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9144 * exclude_libs_test_3.c: New file.
9145
f12e7348
NC		 91462009-05-26 Nick Clifton <nickc@redhat.com>
9147
9148 * po/id.po: New Indonesian translation.
9149 * po/gold.pot: Updated template file.
9150
4daadc0d
ST		 91512009-05-22 Sriraman Tallam <tmsriram@google.com>
9152
e1df38aa 9153 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9154 gc_comdat_test files. Add -Wl,--gc-sections to build
9155 gc_comdat_test.
9156 * testsuite/Makefile.in: Regenerate.
9157 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9158
531813ad
ST		 91592009-05-21 Sriraman Tallam <tmsriram@google.com>
9160
9161 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9162 kept comdat section was garbage collected.
9163 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9164 * testsuite/Makefile.in: Regenerate.
9165 * testsuite/gc_comdat_test.sh: New file.
9166 * testsuite/gc_comdat_test_1.cc: New file.
9167 * testsuite/gc_comdat_test_2.cc: New file.
9168
65514900
CC		 91692009-05-19 Doug Kwan <dougkwan@google.com>
9170
9171 * archive.cc (Archive::Archive): Move constructor from archive.h
9172 to here. Initialize no_export_.
9173 (Archive::get_elf_object_for_member): Set no_export flag of object.
9174 * archive.h (Archive::Archive): Move constructor body to
9175 archive.cc.
9176 (Archive::no_export): New method.
9177 (Archive::no_export_): New field.
9178 * object.h (Object::Object): Initialize no_export_ to false.
9179 (Object::no_export, Object::set_no_export): New methods.
9180 (Object::no_export_): New field.
9181 * options.cc (General_options::parse_exclude_libs): New method.
9182 (General_options::check_excluded_libs) Same.
9183 * options.h (exclude_libs): New option.
9184 (General_options::check_excluded_libs): New method declaration.
9185 (General_options::excluded_libs_): New field.
9186 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9187 default or protected visibility if an object has no-export flag set.
9188 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9189 (check_SCRIPTS): Add exclude_libs_test.sh.
9190 (check_DATA): Add exclude_libs_test.syms.
9191 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9192 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9193 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9194 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9195 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9196 libexclude_libs_test_2.a): New rules.
9197 * testsuite/Makefile.in: Regenerate.
9198 * testsuite/exclude_libs_test.c: New file.
9199 * testsuite/exclude_libs_test.sh: Ditto.
9200 * testsuite/exclude_libs_test_1.c: Ditto.
9201 * testsuite/exclude_libs_test_2.c: Ditto.
9202
1b77ea50
ILT		 92032009-05-15 Ian Lance Taylor <iant@google.com>
9204
9205 * configure.ac: Check for declarations for cases where libiberty.h
9206 checks HAVE_DECL_xxx.
9207 * configure, config.in: Rebuild.
9208
072fe7ce
ILT		 92092009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9210
9211 * gold.h (Incremental_argument_list): Remove (invalid) forward
9212 declaration.
9213 * incremental.cc (Incremental_inputs::report_achive): New method.
9214 (Incremental_inputs::report_object): New method.
9215 (Incremental_inputs::report_script): New method.
9216 (Incremental_inputs::finalize_inputs): New method.
9217 (Incremental_inputs::finalize): Call finalize_inputs().
9218 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9219 Create inputs entries.
9220 * incremental.h (Incremental_input_type): New enum.
9221 (Incremental_inputs::Incremental_input): Initialize new fields.
9222 (Incremental_inputs::report_inputs): New method.
9223 (Incremental_inputs::report_achive): New method.
9224 (Incremental_inputs::report_object): New method.
9225 (Incremental_inputs::report_script): New method.
9226 (Incremental_inputs::finalize_inputs): New method.
9227 (Incremental_inputs::Input_info): New struct.
9228 (Incremental_inputs::Input_info_map): New typedef.
9229 (Incremental_inputs::lock_): New field.
9230 (Incremental_inputs::Inputs_): New field.
9231 (Incremental_inputs::Inputs_map): New field.
9232 * main.cc (main): Call Incremental_input::report_inputs.
9233 * options.h (Input_argument_list): Typedef moved from
9234 Input_arguments.
9235 (Input_file_group::Files): Remove, use ::Input_argument_list.
9236 (Input_file_group::Input_argument_list): Remove, use
9237 ::Input_argument_list.
9238 * plugin.cc (Plugin_manager::add_input_file): Add error in
9239 incremental build.
9240 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9241 functions.
9242 * script.cc (read_input_script): Call
9243 Incremental_input::report_script.
9244 * script.h (Script_info): New class.
9245
b0481b0b
ILT		 92462009-04-27 Ian Lance Taylor <iant@google.com>
9247
9248 * x86_64.cc (do_adjust_output_section): Set entsize to
9249 plt_entry_size.
9250
b22a5a41 92512009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9252
9253 * output.cc (Output_file::close): After short writes, continue
9254 writing from the correct offset in the buffer being written.
9255
40fde488
CD		 92562009-04-23 Chris Demetriou <cgd@google.com>
9257
9258 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9259 * configure: Regenerate.
9260 * config.in: Regenerate.
9261 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9262 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9263
3ce2c28e
ILT		 92642009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9265
9266 * incremental.cc (Incremental_inputs_header_data): Renamed from
9267 Incremental_input_header_data.
9268 (Incremental_inputs_header_data::data_size): New field.
9269 (Incremental_inputs_header_data::put_input_file_count): Renamed
9270 from input_file_count.
9271 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9272 from command_line_offset.
9273 (Incremental_inputs_header_data::put_reserved): Renamed from
9274 put_reserved.
9275 (Incremental_inputs_entry_data): Renamed from
9276 Incremental_input_entry_data.
9277 (Incremental_inputs_entry_data::data_size): New field.
9278 (Incremental_inputs::report_command_line): New method.
9279 (Incremental_inputs::finalize): New method.
9280 (Incremental_inputs::create_incremental_inputs_data): New method.
9281 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9282 * incremental.h: New file.
9283 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9284 (Layout::finalize): Create incremental inputs section in
9285 incremental builds.
9286 (Layout::create_incremental_info_sections): New method.
9287 * layout.h (Layout::incremental_inputs): New method.
9288 (Layout::create_incremental_info_sections): New method.
9289 (Layout::incremental_inputs_): New field.
9290 * main.cc (main): Notify Incremental_input of the command line.
9291
e55bde5e
ILT		 92922009-04-01 Ian Lance Taylor <iant@google.com>
9293 Mikolaj Zalewski <mikolajz@google.com>
9294
9295 * gold.h (reserve_unordered_map): Define, three versions, one for
9296 each version of Unordered_map.
9297 * layout.cc (Layout::Layout): Remove options parameter. Add
9298 number_of_input_files parameter. Don't initialize options_.
9299 Initialize number_of_input_files_ and resized_signatures_. Move
9300 sections_are_attached_.
9301 (Layout::layout_group): Reserve space for group_signatures_.
9302 (Layout::find_or_add_kept_section): Change name parameter to be a
9303 reference. Resize signatures_ map when it gets large enough.
9304 (Layout::layout_eh_frame): Use parameters->options() instead of
9305 this->options_.
9306 (Layout::make_output_section): Likewise.
9307 (Layout::attach_allocated_section_to_segment): Likewise.
9308 (Layout::finalize, Layout::create_executable_stack): Likewise.
9309 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9310 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9311 * layout.h (class Layout): Update declarations. Remove options_
9312 field. Add number_of_input_files_ and resized_signatures_
9313 fields. Move sections_are_attached_ field.
9314 * main.cc (main): Pass number of input files to Layout
9315 constructor. Don't pass options.
9316
154b857c
ILT		 93172009-03-30 Ian Lance Taylor <iant@google.com>
9318
9319 * ffsll.c (ffsll): Correct implementation.
9320
2f35ab9b
ILT		 93212009-03-27 Ian Lance Taylor <iant@google.com>
9322
fd03461a
ILT		 9323 * ffsll.c: New file.
9324 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9325 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9326 * ftruncate.c (ftruncate): Declare before definition.
9327 * mremap.c (mremap): Likewise.
9328 * pread.c (pread): Likewise.
9329 * configure, Makefile.in, config.in: Rebuild.
9330
2f35ab9b
ILT		 9331 * mremap.c: New file.
9332 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9333 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9334 (mremap): Declare if HAVE_MREMAP is not defined.
9335 * configure, Makefile.in, config.in: Rebuild.
9336
33aea2fd
CC		 93372009-03-27 Cary Coutant <ccoutant@google.com>
9338
9339 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9340 position independent.
9341 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9342 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9343
6d479619
CC		 93442009-03-24 Cary Coutant <ccoutant@google.com>
9345
9346 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9347 an executable.
9348 (needs_dynamic_reloc): Likewise.
9349
afc06bb8
ILT		 93502009-03-24 Ian Lance Taylor <iant@google.com>
9351
9352 * yyscript.y (file_cmd): Recognize EXTERN.
9353 (extern_name_list, extern_name_list_body): New nonterminals.
9354 * script.cc (script_add_extern): Define.
9355 * script-c.h (script_add_extern): Declare.
9356
f6060a4d
ILT		 93572009-03-24 Rafael Avila de Espindola <espindola@google.com>
9358
9359 * object.cc (is_elf_object): Define.
9360 * object.h (is_elf_object): Declare.
9361 * archive.cc (Archive::get_elf_object_for_member): Call
9362 is_elf_object.
33aea2fd 9363 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9364
26736d8e
ILT		 93652009-03-24 Elliott Hughes <enh@google.com>
9366
9367 * output.cc (Output_file::map_anonymous): Define.
9368 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9369 try an anonymous one. Report the size if the mmap fails.
9370 * output.h (class Output_file): Declare map_anonymous.
9371
22fd9730
ILT		 93722009-03-24 Ian Lance Taylor <iant@google.com>
9373
9374 * target-select.cc (instantiate_target): Don't acquire the lock if
9375 the instantiated_target_ field has already been set.
9376
cb010894
ILT		 93772009-03-23 Ian Lance Taylor <iant@google.com>
9378
7f055c20
ILT		 9379 * gold-threads.h (class Initialize_lock): Define.
9380 * gold-threads.cc (class Initialize_lock_once): Define.
9381 (initialize_lock_control): New static variable.
9382 (initialize_lock_pointer): New static variable.
9383 (initialize_lock_once): New static function.
9384 (Initialize_lock::Initialize_lock): Define.
9385 (Initialize_lock::initialize): Define.
9386 * target-select.h: Include "gold-threads.h".
9387 (class Target_selector): Add lock_ and initialize_lock_ fields.
9388 Don't define instantiate_target, just declare it.
9389 * target-select.cc (Target_selector::Target_selector): Initialize
9390 new fields.
9391 (Target_selector::instantiate_target): Define.
9392 * descriptors.h: Include "gold-threads.h".
9393 (class Descriptors): Add initialize_lock_ field.
9394 * descriptors.cc (Descriptors::Descriptors): Initialize new
9395 field.
9396 (Descriptors::open): Use initialize_lock_ field
9397 * errors.h (class Errors): Add initialize_lock_ field.
9398 * errors.cc (Errors::Errors): Initialize new field.
9399 (Errors::initialize_lock): Use initialize_lock_ field.
9400 * powerpc.cc (class Target_selector_powerpc): Remove
9401 instantiated_target_ field. In do_recognize call
9402 instantiate_target rather than do_instantiate_target. In
9403 do_instantiate_target just allocate a new target.
9404 * sparc.cc (class Target_selector_sparc): Likewise.
9405
36959681
ILT		 9406 * freebsd.h: New file.
9407 * i386.cc: Include "freebsd.h".
9408 (Target_i386): Derive from Target_freebsd rather than
9409 Sized_target.
9410 (Target_selector_i386): Derive from Target_selector_freebsd rather
9411 than Target_selector.
9412 * x86_64.cc: Include "freebsd.h".
9413 (Target_x86_64): Derive from Target_freebsd rather than
9414 Sized_target.
9415 (Target_selector_x86_64): Derive from Target_selector_freebsd
9416 rather than Target_selector.
9417 * target.h (class Target): Add adjust_elf_header and
9418 do_adjust_elf_header.
9419 * output.cc (Output_file_header:: do_sized_write): Call target
9420 adjust_elf_header routine.
9421 * configure.tgt: Set targ_osabi.
9422 * configure.ac: Define GOLD_DEFAULT_OSABI.
9423 * parameters.cc (Parameters::default_target): Pass
9424 GOLD_DEFAULT_OSABI to select_target.
9425 * target-select.h (class Target_selector): Make instantiate_target
9426 protected rather than private.
9427 * Makefile.am (HFILES): Add freebsd.h.
9428 * configure, Makefile.in, config.in: Rebuild.
9429
cb010894
ILT		 9430 * merge.cc (do_add_input_section): Correct pend value. Change
9431 message about last entry not being null terminated from error to
9432 warning.
9433
0e879927
ILT		 94342009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9435
9436 * incremental.cc: New file.
9437 * Makefile.am (CCFILES): Add incremental.cc.
9438 * Makefile.in: Rebuild.
9439
41105937
PP		 94402009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9441
9442 * layout.cc (Layout::output_section_name): Preserve names
9443 of '.note.' sections.
e1df38aa 9444
60439920
ILT		 94452009-03-19 Ian Lance Taylor <iant@google.com>
9446
9447 * descriptors.cc (Descriptors::open): Check that the options are
9448 valid before using them.
9449
0d371ad3
ILT		 94502009-03-18 Ian Lance Taylor <iant@google.com>
9451
9452 * script-sections.h: Include <list>.
9453 (class Script_sections): Change Sections_elements from std::vector
9454 to std::list. Typedef public Elements_iterator. Add
9455 orphan_section_placement_, data_segment_align_start_, and
9456 saw_data_segment_align_ fields. Remove data_segment_align_index_
9457 field.
9458 * script-sections.cc (class Orphan_section_placement): New class.
9459 (class Sections_element): Add virtual functions is_relro and
9460 orphan_section_init. Remove virtual function place_orphan_here.
9461 (class Output_section_definition): Add is_relro and
9462 orphan_section_init. Remove place_orphan_here.
9463 (class Orphan_output_section): Likewise.
9464 (Script_sections::Script_sections): Update for field changes.
9465 (Script_sections::data_segment_align): Set saw_data_segment_align_
9466 and data_segment_align_start_, not data_segment_align_index.
9467 (Script_sections::data_segment_relro_end): Check
9468 saw_data_segment_align_. Use data_segment_align_start_ rather
9469 than data_segment_align_index_.
9470 (Script_sections::place_orphan): Rewrite to use
9471 Orphan_section_placement.
9472
9201d894
ILT		 94732009-03-17 Ian Lance Taylor <iant@google.com>
9474
9c5b8369
ILT		 9475 * archive.cc (Archive::add_symbols): Check for a version attached
9476 to the symbol name in the archive map.
9477 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9478 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9479 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9480 (ver_test_11.a): New target.
9481 * testsuite/Makefile.in: Rebuild.
9482
9201d894
ILT		 9483 * configure.ac: Check for chsize and posix_fallocate. Replace
9484 ftruncate.
9485 * ftruncate.c: New file, from gnulib.
9486 * output.cc (posix_fallocate): Define dummy version if not
9487 HAVE_POSIX_FALLOCATE.
9488 (Output_file::map): Call posix_fallocate rather than lseek and
9489 write.
9490 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9491 * configure, Makefile.in, config.in: Rebuild.
9492
ef4ab7a8 94932009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9494
ef4ab7a8
PP		 9495 * layout.h (Layout::create_note): Add section_name parameter.
9496 * layout.cc (Layout::create_note): Likewise.
9497 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9498
8c500701
ILT		 94992009-03-17 Ian Lance Taylor <iant@google.com>
9500
e85b18e1
ILT		 9501 * descriptors.cc: Include "options.h".
9502 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9503 (Descriptors::open): Always use O_CLOEXEC when opening a new
9504 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9505 then set FD_CLOEXEC.
9506
9efe6174
ILT		 9507 * sparc.cc (class Target_sparc): Add has_got_section.
9508 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9509 make sure we have a GOT section.
9510
9511 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9512 (Target_sparc::Scan::local): Likewise.
9513 (Target_sparc::Scan::global): Likewise.
9514 (Target_sparc::Relocate::relocate): Likewise.
9515 (Target_sparc::Relocate::relocate_tls): Likewise.
9516
8c500701
ILT		 9517 * symtab.cc (Symbol_table::define_default_version): New function,
9518 broken out of add_from_object.
9519 (Symbol_table::add_from_object): Call define_default_version.
9520 (Symbol_table::define_special_symbol): Add resolve_oldsym
9521 parameter. Change all callers. If the version for a symbol comes
9522 from a version script, resolve it with the symbol with the same
9523 name with no version. Also add the symbol without a version if
9524 appropriate.
9525 (do_define_in_output_data): If resolving with oldsym, don't delete
9526 sym.
9527 (do_define_in_output_segment): Likewise.
9528 (do_define_as_constant): Likewise.
9529 * symtab.h (class Symbol_table): Update declarations.
9530
f1ed28fb
ILT		 95312009-03-13 Ian Lance Taylor <iant@google.com>
9532
15f8229b
ILT		 9533 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9534 (Read_symbols::requeue): New function.
9535 (Read_symbols::do_read_symbols): If make_elf_object fails because
9536 the target type is not configured, and the file was searched for,
9537 issue a warning and retry with the next directory.
9538 (Add_symbols::run): If the file has an incompatible format, and
9539 it was searched for, requeue the Read_symbols task. On error,
9540 release the object.
9541 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9542 dirindex parameter to constructor. Change all callers. Declare
9543 incompatible_warning and requeue.
9544 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9545 input_argument_ and input_group_ fields. Add them to
9546 constructor. Change all callers.
9547 (class Read_script): Add dirindex_ field. Add it to constructor.
9548 Change all callers.
9549 * archive.cc (Archive::setup): Remove input_objects parameter.
9550 Change all callers.
9551 (Archive::get_file_and_offset): Likewise.
9552 (Archive::read_all_symbols): Likewise.
9553 (Archive::read_symbols): Likewise.
9554 (Archive::get_elf_object_for_member): Remove input_objects
9555 parameter. Add punconfigured parameter. Change all callers.
9556 (Archive::add_symbols): Change return type to bool. Check return
9557 value of include_member.
9558 (Archive::include_all_members): Likewise.
9559 (Archive::include_member): Change return type to bool. Return
9560 false if first included object has incompatible target. Set
9561 included_member_ field.
9562 (Add_archive_symbols::run): If add_symbols returns false, requeue
9563 Read_symbols task.
9564 * archive.h (class Archive): Add included_member_ field.
9565 Initialize it in constructor. Add input_file and searched_for
9566 methods. Update declarations.
9567 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9568 input_argument_ fields. Add them to constructor. Change all
9569 callers.
9570 * script.cc: Include "target-select.h".
9571 (class Parser_closure): Add skip_on_incompatible_target_ and
9572 found_incompatible_target_ fields. Add
9573 skip_on_incompatible_target parameter to constructor. Change all
9574 callers. Add methods skip_on_incompatible_target,
9575 clear_skip_on_incompatible_target, found_incompatible_target, and
9576 set_found_incompatible_target.
9577 (read_input_script): Add dirindex parameter. Change all callers.
9578 If parser finds an incompatible target, requeue Read_symbols
9579 task.
9580 (script_set_symbol): Clear skip_on_incompatible_target in
9581 closure.
9582 (script_add_assertion, script_parse_option): Likewise.
9583 (script_start_sections, script_add_phdr): Likewise.
9584 (script_check_output_format): New function.
9585 * script.h (read_input_script): Update declaration.
9586 * script-c.h (script_check_output_format): Declare.
9587 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9588 (ignore_cmd): Remove OUTPUT_FORMAT.
9589 * fileread.cc (Input_file::Input_file): Add explicit this.
9590 (Input_file::will_search_for): New function.
9591 (Input_file::open): Add pindex parameter. Change all callers.
9592 * fileread.h (class Input_file): Add input_file_argument method.
9593 Declare will_search_for. Update declarations.
9594 * object.cc (make_elf_object): Add punconfigured parameter.
9595 Change all callers.
9596 * object.h (class Object): Make input_file public. Add
9597 searched_for method.
9598 (make_elf_object): Update declaration.
9599 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9600 restart search.
9601 * dirsearch.h (class Dirsearch): Update declaration.
9602 * options.h (class General_options): Add --warn-search-mismatch.
9603 * parameters.cc (Parameters::is_compatible_target): New function.
9604 * parameters.h (class Parameters): Declare is_compatible_target.
9605 * workqueue.cc (Workqueue::add_blocker): New function.
9606 * workqueue.h (class Workqueue): Declare add_blocker.
9607
f1ed28fb
ILT		 9608 * fileread.cc (Input_file::open): Remove options parameter.
9609 Change all callers.
9610 (Input_file::open_binary): Likewise.
9611 * script.cc (read_input_script): Likewise.
9612 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9613 options parameter from constructor. Change all callers.
9614 (class Read_script): Likewise.
9615 * fileread.h (class Input_file): Update declarations.
9616 * script.h (read_input_script): Update declaration.
9617
34dd024a
NC		 96182009-03-10 Nick Clifton <nickc@redhat.com>
9619
9620 * po/es.po: New Spanish translation.
9621
6d71b17c
CC		 96222009-03-06 Cary Coutant <ccoutant@google.com>
9623
9624 * options.cc (parse_short_option): Keep dash_z from registering itself.
9625
031cdbed
ILT		 96262009-03-03 Ian Lance Taylor <iant@google.com>
9627
9628 PR 9918
9629 * target-reloc.h (relocate_section): Pass output_section to
9630 relocate.
9631 * i386.cc (Target_i386::should_apply_static_reloc): Add
9632 output_section parameter. Change all callers.
9633 (Target_i386::Relocate::relocate): Add output_section parameter.
9634 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9635 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9636 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9637 * testsuite/two_file_shared.sh: New script.
9638 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9639 (check_DATA): Add two_file_shared.dbg.
9640 (two_file_shared.dbg): New target.
9641 * testsuite/Makefile.in: Rebuild.
9642
15d5fa16
ILT		 96432009-03-01 Ian Lance Taylor <iant@google.com>
9644
9645 * configure.ac: Check for byteswap.h.
9646 * configure: Rebuild.
9647 * config.in: Rebuild.
9648
8a4c0b0d
ILT		 96492009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9650
9651 * layout.cc (Layout::find_or_add_kept_section): New function.
9652 (Layout::add_comdat): Removed.
9653 * layout.h (struct Kept_section): Move out of class Layout.
9654 Remove trailing underscores from field names. Add group_sections
9655 field. Rename group_ field to is_group. Change all uses.
9656 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9657 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9658 comdat_groups_ field.
9659 (Sized_relobj::include_section_group): Use
9660 find_or_add_kept_section and Kept_section::group_sections.
9661 (Sized_relobj::include_linkonce_section): Likewise.
9662 * object.cc (class Sized_relobj): Don't define Comdat_group or
9663 Comdat_group_table. Remove find_comdat_group and
9664 add_comdat_group. Remove comdat_groups_ field.
9665 * plugin.cc (include_comdat_group): Use
9666 Layout::find_or_add_kept_section.
9667
b4ecf66b
ILT		 96682009-02-28 Ian Lance Taylor <iant@google.com>
9669
14359ca0
ILT		 9670 * README: --gc-sections and map files are now supported. Document
9671 some build requirements.
9672
b4ecf66b
ILT		 9673 PR 6992
9674 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9675 relocatable link set the value of the section symbol to zero.
9676 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9677 relocatable link don't include the section address in the local
9678 symbol value.
9679
0602e05a
ILT		 96802009-02-27 Ian Lance Taylor <iant@google.com>
9681
fd9d194f
ILT		 9682 PR 6811
9683 * options.h (class Search_directory): Add is_system_directory.
9684 (class General_options): Declare is_in_system_directory.
9685 * options.cc (get_relative_sysroot): Make static.
9686 (get_default_sysroot): Make static.
9687 (General_optoins::is_in_system_directory): New function.
9688 * fileread.cc (Input_file::is_in_system_directory): New function.
9689 * fileread.h (class Input_file): Declare is_in_system_directory.
9690 * object.h (class Object): Add is_in_system_directory.
9691 (class Input_objects): Remove system_library_directory_ field.
9692 * object.cc (Input_objects::add_object): Don't set
9693 system_library_directory_.
9694 (input_objects::found_in_system_library_directory): Remove.
9695 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9696 parameter. Change all callers.
9697 (Symbol_table::sized_write_globals): Likewise.
9698 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9699 Call Object::is_in_system_directory.
9700 * symtab.h (class Symbol_table): Update declarations.
9701
61edd21f
ILT		 9702 PR 5990
9703 * descriptors.h (Open_descriptor): Add is_on_stack field.
9704 * descriptors.cc (Descriptors::open): If the descriptor is on the
9705 top of the stack, remove it. Initialize is_on_stack field.
9706 (Descriptors::release): Only add pod to stack if it is not on the
9707 stack already.
9708 (Descriptors::close_some_descriptor): Clear stack_next and
9709 is_on_stack fields.
9710
e29e076a
ILT		 9711 PR 7091
9712 * output.cc (Output_section::find_starting_output_address): Rename
9713 from starting_output_address; add PADDR parameter; change return
9714 type.
9715 * output.h (class Output_section): Declare
9716 find_starting_output_address instead of starting_output_address.
9717 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9718 section symbol for which we can't find a merge section.
9719
0602e05a
ILT		 9720 PR 9836
9721 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9722 hidden or internal, force the symbol to be local.
9723 * resolve.cc (Symbol::override_visibility): Define.
9724 (Symbol::override_base): Use override_visibility.
9725 (Symbol_table::resolve): Likewise.
9726 (Symbol::override_base_with_special): Likewise.
9727 (Symbol_table::override_with_special): If the visibility is hidden
9728 or internal, force the symbol to be local.
9729 * symtab.h (class Symbol): Add set_visibility and
9730 override_visibility.
9731 * testsuite/ver_test_1.sh: New file.
9732 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9733 (check_DATA): Add ver_test_1.syms.
9734 (ver_test_1.syms): New target.
9735 * testsuite/Makefile.in: Rebuild.
9736
401a9a73
CC		 97372009-02-25 Cary Coutant <ccoutant@google.com>
9738
9739 * layout.cc (Layout::choose_output_section): Don't rename sections
9740 when using a linker script that has a SECTIONS clause.
9741 * Makefile.in: Regenerate.
9742
9743 * testsuite/Makefile.am (script_test_5.sh): New test case.
9744 * testsuite/Makefile.in: Regenerate.
9745 * testsuite/script_test_5.cc: New file.
9746 * testsuite/script_test_5.sh: New file.
9747 * testsuite/script_test_5.t: New file.
9748
f488e4b0
CC		 97492009-02-13 Rafael Avila de Espindola <espindola@google.com>
9750
9751 * archive.cc (Archive::include_member): Update calls to add_symbols.
9752 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9753 the Layout argument.
9754 * dynobj.h (do_add_symbols): Add the Layout argument.
9755 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9756 Layout argument.
9757 * object.h (Object::add_symbols): Add the Layout argument.
9758 (Object::do_add_symbols): Add the Layout argument.
9759 (Sized_relobj::do_add_symbols): Add the Layout argument.
9760 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9761 Unify the two versions.
9762 (Add_plugin_symbols): Remove.
9763 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9764 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9765 (Add_plugin_symbols): Remove.
9766 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9767 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9768 (Add_symbols::run): Make it work with Pulginobj.
9769
89dd1680
ILT		 97702009-02-06 Ian Lance Taylor <iant@google.com>
9771
9772 * object.cc (Sized_relobj::do_layout): Make info message start
9773 with lower case letter.
9774
266d0a74
ILT		 97752009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9776
602b464e
ILT		 9777 * binary.cc: Fix file comment.
9778
266d0a74
ILT		 9779 * options.h (enum Incremental_disposition): Define.
9780 (class General_options): Add new options: --incremental,
9781 --incremental_changed, --incremental_unchanged,
9782 --incremental_unknown. Add incremental_disposition_ and
9783 implicit_incremental_ fields.
9784 (General_options::incremental_disposition): New function.
9785 (class Position_dependent_options): Add incremental_disposition
9786 option.
9787 (Position_dependent_options::copy_from_options): Set incremental
9788 dispositions.
9789 * options.cc (General_options::parse_incremental_changed): New
9790 function.
9791 (General_options::parse_incremental_unchanged): New function.
9792 (General_options::parse_incremental_unknown): New function.
9793 (General_options::General_options): Initialize new fields
9794 incremental_disposition_ and implicit_incremental_.
9795 (General_options::finalize): Check for uasge of --incremental-*
9796 without --incremental.
9797
f073bbf7
CD		 97982009-02-06 Chris Demetriou <cgd@google.com>
9799
9800 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9801 pointer and to report location as the file name associated with
9802 the symbol.
9803 (gold_undefined_symbol_at_location): New function to replace the
9804 old gold_undefined_symbol functionality.
9805 * target-reloc.h (relocate_section): Update to use
9806 gold_undefined_symbol_at_location.
9807 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9808 Call gold_undefined_symbol function rather than gold_error.
9809 * errors.h (Errors::undefined_symbol): Take location as a
9810 string, rather than calculating it from a relocation.
9811 * errors.cc (Errors::fatal): Print "fatal error:" before the
9812 formatted message.
9813 (Errors::error, Errors::error_at_location): Print "error: "
9814 before the formatted message.
9815 (Errors::undefined_symbol): Take location as a string, rather
9816 than calculating it from a relocation.
9817 (gold_undefined_symbol_at_location): New function akin to
9818 old gold_undefined_symbol, calculates location from relocation.
9819 (gold_undefined_symbol): Change to take only a Symbol pointer
9820 and to report location as the file name associated with the symbol.
9821 * testsuite/debug_msg.sh: Update for changed error messages.
9822 * testsuite/undef_symbol.sh: Likewise.
9823
8e94a90c
ILT		 98242009-02-04 Duncan Sands <baldrick@free.fr>
9825
9826 PR 9812
9827 * reduced_debug_output.h
9828 (Output_reduced_debug_abbrev_section::failed): Use format for
9829 gold_warning.
9830 (Output_reduced_debug_info_section::faild): Likewise.
9831
88a0e15b
ILT		 98322009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9833
9834 * script.cc (Lazy_demangler): New class.
9835 (Version_script_info::get_symbol_version_helper): Demangle a
9836 symbol only once.
9837
5efc7cd2
CC		 98382009-01-29 Cary Coutant <ccoutant@google.com>
9839
9840 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9841 to __tls_get_addr.
9842 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9843
e0ebcf42
ILT		 98442009-01-28 Ian Lance Taylor <iant@google.com>
9845
5efc7cd2 9846 * version.cc (version_string): Bump to 1.9.
75fe7426 9847
e0ebcf42
ILT		 9848 * gold.h: Include <cstring> and <stdint.h>.
9849 * version.cc: Include <cstdio>.
9850 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9851 warning.
9852 * reduced_debug_output.cc (insert_into_vector): Rename from
9853 Insert_into_vector; change all callers. Use Swap_unaligned to
9854 avoid aliasing issue; remove union since it is unnecessary.
9855
8e2813be 98562009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9857
9858 * Makefile.am (CCFILES): Add gc.cc.
9859 (HFILES): Add gc.h.
9860 * Makefile.in: Regenerate.
9861 * gold.cc (Gc_runner): New class.
9862 (queue_initial_tasks): Call garbage collection related tasks
9863 when corresponding options are invoked.
9864 (queue_middle_gc_tasks): New function.
9865 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9866 processed early before laying out sections during garbage collection.
9867 * gold.h (queue_middle_gc_tasks): New function.
9868 (is_prefix_of): Move from "layout.cc".
9869 * i386.cc (Target_i386::gc_process_relocs): New function.
9870 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9871 * main.cc (main): Create object of class "Garbage_collection".
9872 * object.cc (Relobj::copy_symbols_data): New function.
9873 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9874 (Sized_relobj::do_layout): Allow this function to be called twice
9875 during garbage collection and defer layout of section during the
6d03d481
ST		 9876 first call.
9877 * object.h (Relobj::get_symbols_data): New function.
9878 (Relobj::is_section_name_included): New function.
9879 (Relobj::copy_symbols_data): New function.
9880 (Relobj::set_symbols_data): New function.
9881 (Relobj::get_relocs_data): New function.
9882 (Relobj::set_relocs_data): New function.
9883 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9884 (Relobj::gc_process_relocs): New function.
9885 (Relobj::do_gc_process_relocs): New pure virtual function.
9886 (Relobj::sd_): New data member.
9887 (Sized_relobj::is_output_section_offset_invalid): New function.
9888 (Sized_relobj::do_gc_process_relocs): New function.
9889 * options.h (General_options::gc_sections): Modify to not be a no-op.
9890 (General_options::print_gc_sections): New option.
9891 * plugin.cc (Plugin_finish::run): Remove function call to
9892 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9893 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9894 * reloc.cc (Read_relocs::run): Add task to process relocs and
9895 determine unreferenced sections when doing garbage collection.
9896 (Gc_process_relocs): New class.
9897 (Sized_relobj::do_gc_process_relocs): New function.
9898 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9899 sections that are garbage collected.
9900 * reloc.h (Gc_process_relocs): New class.
9901 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9902 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9903 symbols whose corresponding sections are garbage collected.
9904 (Symbol_table::Symbol_table): Add new parameter for the garbage
9905 collection object.
9906 (Symbol_table::gc_mark_undef_symbols): New function.
9907 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9908 (Symbol_table::gc_mark_dyn_syms): New function.
9909 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9910 as garbage.
9911 (Symbol_table::add_from_object): Likewise.
9912 (Symbol_table::add_from_relobj): When building shared objects, do not
9913 treat externally visible symbols as garbage.
9914 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9915 table information for static and relocatable links.
9916 * symtab.h (Symbol_table::set_gc): New function.
9917 (Symbol_table::gc): New function.
9918 (Symbol_table::gc_mark_undef_symbols): New function.
9919 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9920 (Symbol_table::gc_mark_dyn_syms): New function.
9921 (Symbol_table::gc_): New data member.
e1df38aa 9922 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9923 function.
9924 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9925 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9926
3b293544
CF		 99272009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9928
9929 * options.h (General_options::gc_sections): Define as a no-op for now.
9930 (General_options::no_keep_memory): Ditto.
9931 (General_options::Bshareable): Define.
9932 * options.cc (General_options::finalize): Honor -Bshareable.
9933
83d22aa8
AS		 99342009-01-20 Andreas Schwab <schwab@suse.de>
9935
9936 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9937 read the value in the contents, since we don't use it. Use the
9938 template endianness when writing.
9939 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9940
cd536b21
AS		 99412009-01-19 Andreas Schwab <schwab@suse.de>
9942
9943 * configure.tgt (powerpc64-*): Fix targ_obj.
9944
99e9a495
ILT		 99452009-01-15 Ian Lance Taylor <iant@google.com>
9946
9947 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9948 local symbols when stripping all symbols.
9949
bbbfea06
CC		 99502009-01-14 Cary Coutant <ccoutant@google.com>
9951
99e9a495 9952 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9953
0f7c0701
CC		 99542009-01-14 Cary Coutant <ccoutant@google.com>
9955
9956 * archive.cc (Archive::get_elf_object_for_member): Remove call
9957 to File_read::claim_for_plugin.
9958 * descriptors.cc (Descriptors::open): Remove reference to
9959 is_claimed.
9960 (Descriptors::claim_for_plugin): Remove.
9961 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9962 (Descriptors::is_claimed): Remove.
9963 (claim_descriptor_for_plugin): Remove.
9964 * fileread.cc (File_read::claim_for_plugin): Remove.
9965 * fileread.h (File_read::claim_for_plugin): Remove.
9966 (File_read::descriptor): Reopen descriptor if necessary.
9967 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9968 (Plugin_manager::all_symbols_read): Add task parameter. Change
9969 all callers.
9970 (Plugin_manager::get_input_file): New function.
9971 (Plugin_manager::release_input_file): New function.
9972 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9973 corresponding data member.
9974 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9975 and pass to base constructor. Change all callers.
9976 (get_input_file, release_input_file): New functions.
9977 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9978 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9979 (Plugin_manager::all_symbols_read): Add task parameter.
9980 (Plugin_manager::get_input_file): New function.
9981 (Plugin_manager::release_input_file): New function.
9982 (Plugin_manager::task_): New data member.
9983 (Pluginobj::Pluginobj): Add filesize parameter.
9984 (Pluginobj::filename): New function.
9985 (Pluginobj::descriptor): New function.
9986 (Pluginobj::filesize): New function.
9987 (Pluginobj::filesize_): New data member.
9988 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9989 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9990 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9991
9992 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9993 with archive libraries.
9994 * testsuite/Makefile.in: Regenerate.
9995 * testsuite/plugin_test.c (struct sym_info): New type.
9996 (get_input_file, release_input_file): New static variables.
9997 (onload): Capture new transfer vector entries.
9998 (claim_file_hook): Stop reading at end of file according to filesize.
9999 Factor out parsing of readelf output into separate function.
10000 (all_symbols_read_hook): Exercise get_input_file and release_input_file
10001 APIs and get the source file name from the symbol table. Convert
10002 source file name to corresponding object file name. Print info
10003 message when adding new input files.
10004 (parse_readelf_line): New function.
10005 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10006 * testsuite/plugin_test_2.sh: Likewise.
10007 * testsuite/plugin_test_3.sh: Likewise.
10008 * testsuite/plugin_test_4.sh: New test case.
10009
62a6d109
ILT		 100102009-01-07 Ian Lance Taylor <iant@google.com>
10011
10012 * version.cc (version_string): Bump to 1.8.
10013
483620e8
CC		 100142008-12-23 Cary Coutant <ccoutant@google.com>
10015
10016 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10017 * plugin.cc (Plugin_manager::finish): Rename as
10018 layout_deferred_objects. Move cleanup to separate function.
10019 (Plugin_manager::cleanup): New function.
10020 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10021 separately.
10022 * plugin.h (Plugin_manager::finish): Rename as
10023 layout_deferred_objects.
10024 (Plugin_manager::cleanup): New function.
10025 (Plugin_manager::cleanup_done): New field.
10026
d66a9eb3
CC		 100272008-12-23 Cary Coutant <ccoutant@google.com>
10028
10029 * plugin.cc (is_visible_from_outside): New function.
10030 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10031 so we don't return "IR only" status for exported symbols or -r links.
10032
10033 * testsuite/Makefile.am (plugin_test_3): New test case.
10034 * testsuite/Makefile.in: Regenerate.
10035 * testsuite/plugin_test_3.sh: New file.
10036
5995b570
CC		 100372008-12-22 Cary Coutant <ccoutant@google.com>
10038
10039 * object.cc (Sized_relobj::layout_section): New function.
10040 (Sized_relobj::do_layout): Defer layout of input sections until after
10041 plugin has provided replacement files.
10042 (Sized_relobj::do_layout_deferred_sections): New function.
10043 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10044 (Relobj::layout_deferred_sections): New function.
10045 (Relobj::do_layout_deferred_sections): New function.
10046 (Sized_relobj::do_layout_deferred_sections): New function.
10047 (Sized_relobj::layout_section): New function.
10048 (Sized_relobj::Deferred_layout): New structure.
10049 (Sized_relobj::deferred_layout_): New field.
10050 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10051 Change all callers. Layout deferred sections.
10052 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10053 references.
10054 (Plugin_hook::run): Move code from do_plugin_hook inline.
10055 (Plugin_hook::do_plugin_hook): Remove.
10056 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10057 (Plugin_manager::finish): Renamed, was cleanup.
10058 (Plugin_manager::should_defer_layout): New function.
10059 (Plugin_manager::add_deferred_layout_object): New function.
10060 (Plugin_manager::Deferred_layout_list): New type.
10061 (Plugin_manager::deferred_layout_objects_): New field.
10062 (Plugin_hook::do_plugin_hook): Remove.
10063
ee769c88
ILT		 100642008-12-17 Ian Lance Taylor <iant@google.com>
10065
10066 * options.h (class General_options): Add --no case for
10067 --export-dynamic.
10068
abc8dcba
CC		 100692008-12-16 Cary Coutant <ccoutant@google.com>
10070
10071 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10072 vector.
10073 (Plugin_manager::claim_file): Create plugin object even if
10074 plugin did not call the add_symbols callback.
10075 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10076 asking for more symbols than were added.
10077 * testsuite/Makefile.am (plugin_test_1): Add test case with
10078 no global symbols.
10079 (empty.syms): New target.
10080 * testsuite/Makefile.in: Regenerate.
10081 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10082 message. Don't call add_symbols if no globals.
10083 (all_symbols_read_hook): Don't provide replacement for empty
10084 claimed file.
10085
b0074644
ILT		 100862008-12-12 Ian Lance Taylor <iant@google.com>
10087
68943102
ILT		 10088 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10089 r_type == 0 for a local symbol with r_sym == 0.
10090 (scan_relocatable_relocs): Pass r_sym to
10091 local_non_section_strategy.
10092 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10093 r_sym parameter.
10094
b0074644
ILT		 10095 * configure.ac: Update test for TLS descriptors: they are
10096 supported as of glibc 2.9.
10097 * configure: Rebuild.
10098
c2508178
ILT		 100992008-12-11 Ian Lance Taylor <iant@google.com>
10100
10101 PR 7091
10102 * target-reloc.h (Default_scan_relocatable_relocs): For each
10103 function, map r_type == 0 to RELOC_DISCARD.
10104
2756a258
CC		 101052008-12-10 Cary Coutant <ccoutant@google.com>
10106
10107 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10108 object to override a kept COMDAT group from a plugin object.
10109
bb6f53d3
ILT		 101102008-12-09 Ian Lance Taylor <iant@google.com>
10111
fbc558e1
ILT		 10112 PR 7088
10113 * yyscript.y (file_cmd): Handle INPUT.
10114
bb6f53d3
ILT		 10115 * testsuite/initpri1.c: Change all declarations to be full
10116 prototypes by adding void, to avoid compiler warnings.
10117
4674ecfc
CC		 101182008-12-05 Rafael Avila de Espindola <espindola@google.com>
10119
10120 * options.cc (General_options::parse_plugin_opt): New.
10121 (General_options::add_plugin): The argument now is just the filename.
10122 (General_options::add_plugin_option): New.
10123 * options.h (plugin_opt): New.
10124 (add_plugin): Change argument name.
10125 (add_plugin_option): New.
10126 * plugin.cc (Plugin::load): Don't parse the plugin option.
10127 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10128 (Plugin::add_option): New.
10129 (Plugin::args_): Change type.
10130 (Plugin::filename_): New.
10131 (Plugin_manager::add_plugin_option): New.
10132 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10133 * testsuite/Makefile.in: Regenerate.
10134
fd06b4aa
CC		 101352008-12-05 Cary Coutant <ccoutant@google.com>
10136
10137 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10138 Handle --strip-lto-sections option.
10139 * options.h (strip_lto_sections): New option.
10140
6c52134c
CC		 101412008-12-01 Cary Coutant <ccoutant@google.com>
10142
10143 * plugin.cc (ld_plugin_message): Change format parameter to const.
10144 Fix mismatch between new[] and delete.
10145
a45248e0
CC		 101462008-11-14 Cary Coutant <ccoutant@google.com>
10147
10148 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10149 instead of -1U.
10150
c82fbeee
CS		 101512008-11-05 Craig Silverstein <csilvers@google.com>
10152
10153 * options.cc (General_options::parse_dynamic_list): New function.
10154 * options.h (General_options): New flags dynamic_list,
10155 dynamic_list_data, dynamic_list_cpp_new, and
10156 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10157 (General_options::in_dynamic_list): New function.
10158 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10159 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10160 (Lex::can_continue_name): Likewise.
10161 (yylex): Likewise.
10162 (read_script_file): New parameter script_options.
10163 (read_dynamic_list): New function.
10164 (Script_options::define_dynamic_list): New function.
10165 (dynamic_list_keyword_parsecodes): New variable.
10166 (dynamic_list_keywords): New variable.
10167 * script.h (Script_options::define_dynamic_list): New function
10168 prototype.
10169 (read_dynamic_list): New function prototype.
10170 * symtab.cc (strprefix): New macro.
10171 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10172 dynamic_list_data, dynamic_list_cpp_new, and
10173 dynamic_list_cpp_typeinfo.
10174 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10175 (dynamic_list_expr): New rule.
10176 (dynamic_list_nodes): Likewise.
10177 (dynamic_list_node): Likewise.
10178 * testsuite/Makefile.am (dynamic_list): New test.
10179 * testsuite/Makefile.in: Regenerated.
10180 * testsuite/dynamic_list.t: New file.
10181 * testsuite/dynamic_list.sh: New file.
10182
e0bb29a5
CS		 101832008-11-05 Craig Silverstein <csilvers@google.com>
10184
10185 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10186 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10187 (t11_last): Likewise.
10188 * testsuite/ver_test_6.c (main): Likewise.
10189
4e1e25e0
CC		 101902008-10-07 Cary Coutant <ccoutant@google.com>
10191
10192 * options.c (General_options::finalize): Add check for -static and
10193 -shared.
10194 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10195 is not empty.
10196
92f03fcb
CC		 101972008-10-02 Cary Coutant <ccoutant@google.com>
10198
10199 * plugin.cc (make_sized_plugin_object): Fix conditional
10200 compilation to work when not all targets are enabled.
10201
fbd8a257
CC		 102022008-09-29 Cary Coutant <ccoutant@google.com>
10203
10204 * archive.cc (Archive::get_file_and_offset): Use filename instead
10205 of name to get library path.
10206 (Archive::include_member): Unlock external member of a thin archive.
10207
10208 * testsuite/Makefile.am (TEST_AR): New variable.
10209 (thin_archive_test_1): New test.
10210 (thin_archive_test_2): New test.
81636b3f
CC		 10211 * testsuite/Makefile.in: Regenerate.
10212 * testsuite/thin_archive_main.cc: New file.
10213 * testsuite/thin_archive_test_1.cc: New file.
10214 * testsuite/thin_archive_test_2.cc: New file.
10215 * testsuite/thin_archive_test_3.cc: New file.
10216 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10217
eff45813
CC		 102182008-09-29 Cary Coutant <ccoutant@google.com>
10219
10220 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10221 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10222 instead of -1U.
10223 (Sized_relobj::do_finalize_local_symbols): Likewise.
10224 (Sized_relobj::map_to_kept_section): Likewise.
10225 * object.h (Sized_relobj::invalid_address): New constant.
10226 (Sized_relobj::do_output_section_offset): Check for invalid_address
10227 and return -1ULL.
10228 * output.cc (Output_reloc::local_section_offset): Use constant
10229 invalid_address instead of -1U.
10230 (Output_reloc::get_address): Likewise.
10231 (Output_section::output_address): Change -1U to -1ULL.
10232 * output.h (Output_reloc::invalid_address): New constant.
10233 * reloc.cc (Sized_relobj::write_sections): Use constant
10234 invalid_address instead of -1U.
10235 (Sized_relobj::relocate_sections): Likewise.
10236 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10237 values for merge sections.
10238 * target-reloc.h (relocate_for_relocatable): Use constant
10239 invalid_address instead of -1U.
10240
89fc3421
CC		 102412008-09-19 Cary Coutant <ccoutant@google.com>
10242
10243 Add plugin functionality for link-time optimization (LTO).
10244 * configure.ac (plugins): Add --enable-plugins option.
10245 * configure: Regenerate.
10246 * config.in: Regenerate.
10247 * Makefile.am (LIBDL): New variable.
10248 (CCFILES): Add plugin.cc.
10249 (HFILES): Add plugin.h.
10250 (ldadd_var): Add LIBDL.
10251 * Makefile.in: Regenerate.
10252
10253 * archive.cc: Include "plugin.h".
10254 (Archive::setup): Don't preread archive symbols when using a plugin.
10255 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10256 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10257 files.
10258 (Archive::include_member): Add symbols from plugin objects.
10259 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10260 * descriptors.cc (Descriptors::open): Check for file descriptors
10261 abandoned by plugins.
10262 (Descriptors::claim_for_plugin): New function.
10263 * descriptors.h (Descriptors::claim_for_plugin): New function.
10264 (Open_descriptor::is_claimed): New field.
10265 (claim_descriptor_for_plugin): New function.
10266 * fileread.cc (File_read::claim_for_plugin): New function.
10267 * fileread.h (File_read::claim_for_plugin): New function.
10268 (File_read::descriptor): New function.
10269 * gold.cc: Include "plugin.h".
10270 (queue_initial_tasks): Add task to call plugin hooks for generating
10271 new object files.
10272 * main.cc: Include "plugin.h".
10273 (main): Load plugin libraries.
10274 * object.h (Pluginobj): Declare.
10275 (Object::pluginobj): New function.
10276 (Object::do_pluginobj): New function.
10277 (Object::set_target): New function.
10278 * options.cc: Include "plugin.h".
10279 (General_options::parse_plugin): New function.
10280 (General_options::General_options): Initialize plugins_ field.
10281 (General_options::add_plugin): New function.
10282 * options.h (Plugin_manager): Declare.
10283 (General_options): Add --plugin option.
10284 (General_options::has_plugins): New function.
10285 (General_options::plugins): New function.
10286 (General_options::add_plugin): New function.
10287 (General_options::plugins_): New field.
10288 * plugin.cc: New file.
10289 * plugin.h: New file.
10290 * readsyms.cc: Include "plugin.h".
10291 (Read_symbols::do_read_symbols): Check for archive before checking
10292 for ELF file. Call plugin hooks to claim files.
10293 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10294 from a real object file; force override when processing replacement
10295 files.
10296 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10297 (Symbol::init_base_object): Likewise.
10298 (Symbol::init_base_output_data): Likewise.
10299 (Symbol::init_base_output_segment): Likewise.
10300 (Symbol::init_base_constant): Likewise.
10301 (Symbol::init_base_undefined): Likewise.
10302 (Symbol::output_section): Assert that object is not a plugin.
10303 (Symbol_table::add_from_pluginobj): New function.
10304 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10305 undefined.
10306 (Symbol_table::sized_write_globals): Likewise.
10307 (Symbol_table::add_from_pluginobj): Instantiate template.
10308 * symtab.h (Sized_pluginobj): Declare.
10309 (Symbol::in_real_elf): New function.
10310 (Symbol::set_in_real_elf): New function.
10311 (Symbol::in_real_elf_): New field.
10312 (Symbol_table::add_from_pluginobj): New function.
10313
10314 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10315 (LIBDL): New variable.
10316 (LDADD): Add LIBDL.
10317 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10318 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10319 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10320 (MOSTLYCLEANFILES): Likewise.
10321 * testsuite/Makefile.in: Regenerate.
10322 * testsuite/plugin_test.c: New file.
10323 * testsuite/plugin_test_1.sh: New file.
10324 * testsuite/plugin_test_2.sh: New file.
10325
de31bda5
ILT		 103262008-09-16 Ian Lance Taylor <iant@google.com>
10327
9c2d0ef9
ILT		 10328 * target-reloc.h (relocate_section): Check whether a symbol is
10329 defined by the ABI before reporting an undefined symbol error.
10330 * target.h (Target::is_defined_by_abi): Make parameter const.
10331 (Target::do_is_defined_by_abi): Likewise.
10332 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10333 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10334 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10335 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10336 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10337 * testsuite/Makefile.in: Rebuild.
10338
de31bda5
ILT		 10339 * fileread.cc (make_view): Add casts to avoid warning.
10340
9fa33bee
AO		 103412008-09-16 Alexandre Oliva <aoliva@redhat.com>
10342
10343 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10344 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10345
183fd0e3
AO		 103462008-09-16 Alexandre Oliva <aoliva@redhat.com>
10347
10348 * options.h (General_options::output_is_executable): New.
10349 (General_options::output_is_pie): New.
10350 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10351 for shared libraries.
10352 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10353
7be8330a
CD		 103542008-09-11 Chris Demetriou <cgd@google.com>
10355
10356 * options.h (origin): New -z option.
10357 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10358 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10359 in DT_FLAGS_1.
10360
a9caad02
CC		 103612008-09-05 Cary Coutant <ccoutant@google.com>
10362
10363 * fileread.cc (File_read::make_view): Add check for attempt to map
10364 beyond end of file.
10365
ae6dce4d
CC		 103662008-09-05 Cary Coutant <ccoutant@google.com>
10367
10368 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10369 explicit instantiations.
10370
d7ab2a47
KVH		 103712008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10372
10373 PR gold/6858
10374 * options.cc (General_options::finalize): Allow undefined symbols
10375 in shlibs if linking -shared.
10376
10377 PR gold/6859
10378 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10379 symbols as not needing a dynsym entry.
10380
1e52a9c1
CS		 103812008-08-20 Craig Silverstein <csilvers@google.com>
10382
10383 * fileread.cc (File_read::open): Do not lock the file unless it
10384 was successfully opened.
10385
d85c80a3
CC		 103862008-08-14 Cary Coutant <ccoutant@google.com>
10387
10388 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10389 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10390 * testsuite/tls_test.cc (struct int128): 128-bit struct
10391 for testing TLS relocs with non-zero addend.
10392 (v12): New TLS variable.
10393 (t12): New test.
10394 (t_last): Add check for v12.
10395 * testsuite/tls_test.h (t12): New function.
10396 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10397
2d924fd9
ILT		 103982008-08-13 Ian Lance Taylor <iant@google.com>
10399
10400 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10401 set tls_segment_ or relro_segment_.
10402 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10403 when appropriate.
10404 * output.h (Output_section::clear_is_relro): New function.
10405 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10406 sections specially even when output_data_ is empty.
10407 (Output_segment::maximum_alignment): When first section is relro,
10408 only force alignment for PT_LOAD segments.
10409 * script.cc (script_data_segment_align): New function.
10410 (script_data_segment_relro_end): New function.
10411 * script-c.h (script_data_segment_align): Declare.
10412 (script_data_segment_relro_end): Declare.
10413 * script-sections.h (class Script_sections): Declare
10414 data_segment_align and data_segment_relro_end. Add fields
10415 segment_align_index_ and saw_relro_end_.
10416 * script-sections.cc (class Sections_element): Add set_is_relro
10417 virtual function. Add new bool* parameter to place_orphan_here.
10418 Add get_output_section virtual function.
10419 (class Output_section_definition): Add set_is_relro. Add new
10420 bool* parameter to place_orphan_here. Add get_output_section.
10421 Add is_relro_ field.
10422 (Output_section_definition::Output_section_definition): Initialize
10423 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10424 and is_relro_ fields.
10425 (Output_section_definition::place_orphan_here): Add is_relro
10426 parameter.
10427 (Output_section_definition::set_section_addresses): Set relro for
10428 output section.
10429 (Output_section_definition::alternate_constraint): Likewise.
10430 (class Orphan_output_section): Add new bool* parameter to
10431 place_orphan_here. Add get_output_section.
10432 (Orphan_output_section::place_orphan_here): Add is_relro
10433 parameter.
10434 (Script_sections::Script_sections): Initialize
10435 data_segment_align_index_ and saw_relro_end_.
10436 (Script_sections::data_segment_align): New function.
10437 (Script_sections::data_segment_relro_end): New function.
10438 (Script_sections::place_orphan): Set or clear is_relro.
10439 (Script_sections::set_section_addresses): Force alignment of first
10440 TLS section.
10441 * yyscript.y (exp): Call script_data_segment_align and
10442 script_data_segment_relro_end.
10443 * testsuite/relro_script_test.t: New file.
10444 * testsuite/relro_test.cc (using_script): Declare.
10445 (t1, t2): Test using_script.
10446 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10447 (relro_script_test_SOURCES): Define.
10448 (relro_script_test_DEPENDENCIES): Define.
10449 (relro_script_test_LDFLAGS): Define.
10450 (relro_script_test_LDADD): Define.
10451 (relro_script_test.so): New target.
10452 * testsuite/Makefile.in: Rebuild.
10453
f827c9a9
CC		 104542008-08-06 Cary Coutant <ccoutant@google.com>
10455
10456 * archive.cc (Archive::total_archives, Archive::total_members)
10457 (Archive::total_members_loaded): New variables.
10458 (Archive::setup): Add parameter. Add option to preread
10459 archive symbols.
10460 (Archive::read_armap): Add counter.
10461 (Archive::get_file_and_offset): New function.
10462 (Archive::get_elf_object_for_member): New function.
10463 (Archive::read_all_symbols): New function.
10464 (Archive::read_symbols): New function.
10465 (Archive::add_symbols): Add counters.
10466 (Archive::include_all_members): Use armap to find members if it's
10467 already built.
10468 (Archive::include_member): Skip reading symbols if already read.
10469 Factored code into Archive::get_file_and_offset and
10470 Archive::get_elf_object_for_member. Changed call to
10471 Mapfile::report_include_archive_member.
10472 (Archive::print_stats): New function.
10473 * archive.h: Declare Object and Read_symbols_data classes.
10474 (Archive::Archive): Add initializers for new members.
10475 (Archive::setup): Add parameter.
10476 (Archive::print_stats): New function.
10477 (Archive::total_archives, Archive::total_members)
10478 (Archive::total_members_loaded): New variables.
10479 (Archive::get_file_and_offset): New function.
10480 (Archive::get_elf_object_for_member): New function.
10481 (Archive::read_all_symbols): New function.
10482 (Archive::read_symbols): New function.
10483 (Archive::Archive_member): New class.
10484 (Archive::members_): New member.
10485 (Archive::num_members_): New member.
10486 * main.cc: Include archive.h.
10487 (main): Call Archive::print_stats.
10488 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10489 archive parameter; member_name is now the fully-decorated name.
10490 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10491 * options.h: (General_options): Add --preread-archive-symbols option.
10492 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10493 Archive::setup.
10494
de4c45bd
ILT		 104952008-08-04 Ian Lance Taylor <iant@google.com>
10496
10497 * symtab.h (Symbol::use_plt_offset): New function.
10498 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10499 * powerpc.cc (Relocate::relocate): Likewise.
10500 * sparc.cc (Relocate::relocate): Likewise.
10501 * x86_64.cc (Relocate::relocate): Likewise.
10502 * testsuite/weak_plt.sh: New test.
10503 * testsuite/weak_plt_main.cc: New test.
10504 * testsuite/weak_plt_shared.cc: New test.
10505 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10506 (check_PROGRAMS): Add weak_plt.
10507 (check_DATA): Add weak_plt_shared.so.
10508 (weak_plt_main_pic.o, weak_plt): New targets.
10509 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10510 * testsuite/Makefile.in: Rebuild.
10511
10512 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10513 gcctestdir/ld.
10514 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10515 * testsuite/Makefile.in: Rebuild.
10516
323ee3f4
AM		 105172008-08-04 Alan Modra <amodra@bigpond.net.au>
10518
10519 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10520 * Makefile.in: Regenerate.
10521 * po/POTFILES.in: Regenerate.
10522
7c07ecec
ILT		 105232008-07-29 Ian Lance Taylor <iant@google.com>
10524
10525 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10526 symbols before other symbols.
10527 * testsuite/script_test_2.cc (test_addr): Declare.
10528 (test_addr_alias): Declare.
10529 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10530 values.
7c07ecec
ILT		 10531 * testsuite/script_test_2.t: Define test_addr_alias and
10532 test_addr.
10533
5778530e
ILT		 105342008-07-24 Ian Lance Taylor <iant@google.com>
10535
2a00e4fb
ILT		 10536 PR 5990
10537 * descriptors.cc: New file.
10538 * descriptors.h: New file.
10539 * gold-threads.h (class Hold_optional_lock): New class.
10540 * fileread.cc: Include "descriptors.h".
10541 (File_read::~File_read): Release descriptor rather than closing
10542 it.
10543 (File_read::open) [file]: Call open_descriptor rather than open.
10544 Set is_descriptor_opened_.
10545 (File_read::open) [memory]: Assert that descriptor is not open.
10546 (File_read::reopen_descriptor): New function.
10547 (File_read::release): Release descriptor.
10548 (File_read::do_read): Make non-const. Reopen descriptor.
10549 (File_read::read): Make non-const.
10550 (File_read::make_view): Reopen descriptor.
10551 (File_read::do_readv): Likewise.
10552 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10553 Update declarations.
10554 * layout.cc: Include "descriptors.h".
10555 (Layout::create_build_id): Use open_descriptor rather than open.
10556 * output.cc: Include "descriptors.h".
10557 (Output_file::open): Use open_descriptor rather than open.
10558 * archive.cc (Archive::const_iterator): Change Archive to be
10559 non-const.
10560 (Archive::begin, Archive::end): Make non-const.
10561 (Archive::count_members): Likewise.
10562 * archive.h (class Archive): Update declarations.
10563 * object.h (Object::read): Make non-const.
10564 * Makefile.am (CCFILES): Add descriptors.cc.
10565 (HFILES): Add descriptors.h.
10566 * Makefile.in: Rebuild.
10567
801647d1
ILT		 10568 PR 6716
10569 * gold.h: Always include <clocale>. Add Solaris workarounds
10570 following code in binutils/sysdep.h.
10571
5edd166e
ILT		 10572 PR 6048
10573 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10574 this->eh_frame_hdr_ is NULL before using it.
10575
c89ad728
ILT		 10576 * dynobj.cc (Versions::Versions): Update comment.
10577
aa86f06b
ILT		 10578 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10579 the base version name.
10580
5778530e
ILT		 10581 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10582 array size plus one.
10583 (Stringpool_template::set_string_offsets): Subtract one from key
10584 before using it as an array index.
10585 (Stringpool_template::get_offset_with_length): Likewise.
10586 (Stringpool_template::write_to_buffer): Likewise.
10587 * stringpool.h (Stringpool_template::get_offset_from_key):
10588 Likewise.
10589
057ead22
ILT		 105902008-07-23 Ian Lance Taylor <iant@google.com>
10591
7f649c59
ILT		 10592 PR 6658
10593 * object.h (Merged_symbol_value::value): Do our best to handle a
10594 negative addend.
10595
057ead22
ILT		 10596 PR 6647
10597 * script.cc (Version_script_info::get_versions): Don't add empty
10598 version tag to return value.
10599 (Version_script_info::get_symbol_version_helper): Change return
10600 type to bool. Add pversion parameter. Change all callers.
10601 (script_register_vers_node): Don't require a non-NULL tag.
10602 * script.h (class Version_script_info): Update declarations.
10603 (Version_script_info::get_symbol_version): Change return type to
10604 bool. Add version parameter. Change all callers.
10605 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10606 handling. Handle an empty version from a version script.
10607 (Symbol_table::define_special_symbol): Likewise.
10608 * testsuite/ver_test_10.script: New file.
10609 * testsuite/ver_test_10.sh: New file.
10610 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10611 (check_DATA): Add ver_test_10.syms.
10612 (ver_test_10.syms, ver_test_10.so): New target.
10613 * testsuite/Makefile.in: Rebuild.
10614
58e54ac2
CD		 106152008-07-23 Simon Baldwin <simonb@google.com>
10616
10617 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10618 to zero for undefined symbols from dynamic libraries.
10619
95d14cd3
ILT		 106202008-07-23 Ian Lance Taylor <iant@google.com>
10621
10622 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10623 Change all callers.
10624 * symtab.h (class Symbol_table): Update declaration.
10625 * testsuite/ver_test_9.cc: New file.
10626 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10627 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10628 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10629 (ver_test_9.so, ver_test_9.o): New targets.
10630 * testsuite/Makefile.in: Rebuild.
10631
92de84a6
ILT		 106322008-07-22 Ian Lance Taylor <iant@google.com>
10633
34810851
ILT		 10634 * options.h (class General_options): Define --check-sections.
10635 * layout.cc (Layout::set_segment_offsets): Handle
10636 --check-sections.
10637
af6156ef
ILT		 10638 * options.h (class General_options): Define -n/--nmagic and
10639 -N/--omagic.
10640 * options.cc (General_options::finalize): For -n/--nmagic or
10641 -N/--omagic, set -static.
10642 * layout.cc (Layout::attach_allocated_section_to_segment): If
10643 -N/--omagic, don't put read-only and read-write sections in
10644 different segments.
10645 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10646 finding a read-only segment.
10647 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10648 don't set the minimum segment alignment to the common page size,
10649 and don't set the file offset to the address modulo the page size.
10650 * script-sections.cc (Script_sections::create_segments): If
10651 -n/--omagic, don't put read-only and read-write sections in
10652 different segments.
10653
92de84a6
ILT		 10654 * cref.cc: New file.
10655 * cref.h: New file.
10656 * options.h (class General_options): Add --print-symbol-counts.
10657 * main.cc (main): Issue defined symbol report if requested.
10658 * archive.cc (Archive::interpret_header): Make into a const member
10659 function.
10660 (Archive::add_symbols): Call Input_objects::archive_start and
10661 archive_stop.
10662 (Archive::const_iterator): Define new class.
10663 (Archive::begin, Archive::end): New functions.
10664 (Archive::include_all_members): Rewrite to use iterator.
10665 (Archive::count_members): New function.
10666 * archive.h (class Archive): Update declarations.
10667 (Archive::filename): New function.
10668 * object.cc: Include "cref.h".
10669 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10670 (Sized_relobj::do_get_global_symbol_counts): New function.
10671 (Input_objects::add_object): Add object to cross-referencer.
10672 (Input_objects::archive_start): New function.
10673 (Input_objects::archive_stop): New function.
10674 (Input_objects::print_symbol_counts): New function.
10675 * object.h: Declare Cref and Archive.
10676 (Object::get_global_symbol_counts): New function.
10677 (Object::do_get_global_symbol_counts): New pure virtual function.
10678 (class Sized_relobj): Add defined_count_ field. Update
10679 declarations.
10680 (class Input_objects): Add cref_ field. Update constructor.
10681 Update declarations.
10682 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10683 defined_count_.
10684 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10685 symbol counts.
10686 (Sized_dynobj::do_get_global_symbol_counts): New function.
10687 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10688 defined_count_. Update declarations. Define Symbols typedef.
10689 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10690 parameter. Change all callers.
10691 (Symbol_table::add_from_dynobj): Add sympointers and defined
10692 parameters. Change all callers.
10693 * symtab.h (class Symbol_table): Update declarations.
10694 * Makefile.am (CCFILES): Add cref.cc.
10695 (HFILES): Add cref.h.
10696 * Makefile.in: Rebuild.
10697
3f7c5e1d
CD		 106982008-07-22 Simon Baldwin <simonb@google.com>
10699
10700 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10701 to zero when writing undefined symbols.
10702
e0b64032
ILT		 107032008-07-22 Ian Lance Taylor <iant@google.com>
10704
10705 * output.cc (Output_section::add_input_section): Don't try to
10706 merge empty merge sections.
10707
096b02cf
CS		 107082008-07-21 Craig Silverstein <csilvers@google.com>
10709
10710 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10711 Include symbol version in error message.
cd536b21 10712
1d1f116d
CD		 107132008-07-20 Chris Demetriou <cgd@google.com>
10714
cd536b21 10715 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10716 (RANDOM_SEED_CFLAGS): New substituted variable.
10717 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10718 * configure: Rebuild.
10719 * Makefile.in: Likewise.
10720 * testsuite/Makefile.in: Likewise.
10721
a18f591e
ILT		 107222008-07-18 Ian Lance Taylor <iant@google.com>
10723
10724 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10725 where we see NAME/NULL and NAME/VERSION as separate symbols.
10726 * testsuite/ver_test_main.cc (main): Call t4.
10727 (t4, t4_2a): Define.
10728 * testsuite/ver_test_2.cc (t4_2): Define.
10729 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10730 * testsuite/ver_test_4.cc (t4_2a): Define.
10731 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10732 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10733
c6e3f6ed
ILT		 107342008-07-17 Ian Lance Taylor <iant@google.com>
10735
10736 * dynobj.cc (Versions::add_def): If we give an error about a
10737 missing version, go ahead and create the version anyhow.
10738
ef9beddf
ILT		 107392008-07-10 Ian Lance Taylor <iant@google.com>
10740
10741 Handle output sections with more than 0x7fffffff bytes.
10742 * object.h (class Relobj): Change map_to_output_ to
10743 output_sections_, and just keep a section pointer. Change all
10744 uses. Move comdat group support to Sized_relobj.
10745 (Relobj::is_section_specially_mapped): Remove.
10746 (Relobj::output_section): Remove poff parameter. Change all
10747 callers.
10748 (Relobj::output_section_offset): New function.
10749 (Relobj::set_section_offset): Rewrite.
10750 (Relobj::map_to_output): Remove.
10751 (Relobj::output_sections): New function.
10752 (Relobj::do_output_section_offset): New pure virtual function.
10753 (Relobj::do_set_section_offset): Likewise.
10754 (class Sized_relobj): Add section_offsets_ field. Add comdat
10755 group support from Relobj. Update declarations.
10756 (Sized_relobj::get_output_section_offset): New function.
10757 (Sized_relobj::do_output_section_offset): New function.
10758 (Sized_relobj::do_set_section_offset): New function.
10759 * object.cc (Relobj::output_section_address): Remove.
10760 (Sized_relobj::Sized_relobj): Initialize new fields.
10761 (Sized_relobj::include_section_group): Cast find_kept_object to
10762 Sized_relobj.
10763 (Sized_relobj::include_linkonce_section): Likewise.
10764 (Sized_relobj::do_layout): Use separate arrays for output section
10765 and output offset.
10766 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10767 output_sections.
10768 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10769 output_sections and section_offsets.
10770 (Sized_relobj::write_local_symbols): Likewise.
10771 (map_to_kept_section): Compute output address directly.
10772 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10773 output_sections and section_offsets.
10774 (Sized_relobj::write_sections): Likewise.
10775 (Sized_relobj::relocate_sections): Likewise.
10776 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10777 * output.h (class Output_reloc): Update declarations. Change
10778 u2_.relobj to Sized_relobj*.
10779 (class Output_data_reloc): Change add functions to use
10780 Sized_relobj*.
10781 * output.cc (Output_reloc::Output_reloc): Change relobj to
10782 Sized_relobj*.
10783 (Output_reloc::local_section_offset): Change return type to
10784 Elf_Addr. Use get_output_section_offset.
10785 (Output_reloc::get_address): Likewise.
10786 (Output_section::is_input_address_mapped): Don't call
10787 is_section_specially_mapped.
10788 (Output_section::output_offset): Likewise.
10789 (Output_section::output_address): Likewise.
10790 (Output_section::starting_output_address): Likewise.
10791 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10792 parameter to Sized_relobj*.
10793 (Copy_relocs::need_copy_reloc): Likewise.
10794 (Copy_relocs::save): Likewise.
10795 * copy-relocs.h (class Copy_relocs): Update declarations.
10796 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10797 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10798 * target-reloc.h (relocate_for_relocatable): Change
10799 offset_in_output_section type to Elf_Addr. Change code that uses
10800 it as well.
10801 * layout.cc (Layout::layout): Always set *off.
10802 * mapfile.cc (Mapfile::print_input_section): Use
10803 output_section_offset.
10804 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10805 Sized_relobj*.
10806 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10807 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10808 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10809
5cb66f97
ILT		 108102008-07-03 Ian Lance Taylor <iant@google.com>
10811
10812 * layout.cc (Layout::include_section): Do not discard unrecognized
10813 SHT_STRTAB sections.
10814
afe47622
CS		 108152008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10816
10817 * script.cc (Lex::can_continue_name): Make '?' allowable in
10818 version-script names.
10819 * testsuite/version_script.map: Change glob pattern to use '?'
10820
5adf9721
ILT		 108212008-06-30 Manish Singh <yosh@gimp.org>
10822
10823 PR 6585
10824 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10825 Correct typo.
10826
e6fde208
ILT		 108272008-06-30 Ian Lance Taylor <iant@google.com>
10828
10829 PR 6660
10830 PR 6682
10831 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10832 versions]: Don't try to read the value in the contents, since we
10833 don't use it. Use the template endianness when writing.
10834
3f2e6a2d
CC		 108352008-06-25 Cary Coutant <ccoutant@google.com>
10836
10837 * fileread.cc (File_read::make_view): Assert on zero-length view.
10838 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10839 symbol table when there are no symbols to read.
10840
c43d3a48
CS		 108412008-06-23 Craig Silverstein <csilvers@google.com>
10842
10843 * version.cc (version_string): Bump to 1.7
10844
5f494ea0
CS		 108452008-06-18 Craig Silverstein <csilvers@google.com>
10846
10847 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10848 constant 0xFFFF to type Valtype.
10849 (Powerpc_relocate_functions::rel16_ha): Likewise.
10850
c42e122e
ILT		 108512008-06-17 Ian Lance Taylor <iant@google.com>
10852
f34787f8
ILT		 10853 * output.h (Output_section::Input_section): Initialize p2align_ to
10854 zero for Output_section_data constructors.
10855 (Output_section::Input_section::addralign): If not an input
10856 section, return the alignment of the Output_section_data.
10857 * testsuite/copy_test.cc: New file.
10858 * testsuite/copy_test_1.cc: New file.
10859 * testsuite/copy_test_2.cc: New file.
10860 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10861 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10862 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10863 (copy_test_1_pic.o, copy_test_1.so): New targets.
10864 (copy_test_2_pic.o, copy_test_2.so): New targets.
10865 * testsuite/Makefile.in: Rebuild.
10866
c42e122e
ILT		 10867 * script-sections.cc (Script_sections::place_orphan): Initialize
10868 local variable exact.
10869
ce3ac18a
DE		 108702008-06-13 David Edelsohn <edelsohn@gnu.org>
10871
10872 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10873
42cacb20
DE		 108742008-06-12 David Edelsohn <edelsohn@gnu.org>
10875 David S. Miller <davem@davemloft.net>
10876
10877 * powerpc.cc: New file.
10878 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10879 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10880 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10881 * Makefile.in: Rebuild.
10882
7b308235
ILT		 108832008-06-09 Ian Lance Taylor <iant@google.com>
10884
10885 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10886 <exception>.
10887 (throwing, orig_terminate): New static variables.
10888 (terminate_handler): New static function.
10889 (t2): Set terminate handler.
10890
f0b886e3
ILT		 108912008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10892
10893 PR 6584
cd536b21 10894 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10895 alignment.
10896
3e90f135
CC		 108972008-05-30 Cary Coutant <ccoutant@google.com>
10898
10899 * archive.cc (Archive::include_all_members) Correct to step
10900 over symbol table and extended name table in thin archives.
10901
e09ad04a
ILT		 109022008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10903
10904 PR 6407
10905 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10906 calculation.
10907
62b01cb5
ILT		 109082008-05-28 Caleb Howe <cshowe@google.com>
10909
10910 * reduced_debug_output.cc: New file.
10911 * reduced_debug_output.h: New file.
92de84a6 10912 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10913 * options.cc (General_options::finalize): Add strip_debug_non_line
10914 to the strip heirarchy.
10915 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10916 fields.
10917 * layout.cc: Include "reduced_debug_output.h".
10918 (Layout::Layout): Initialize new fields.
10919 (line_only_debug_sections): New static array.
10920 (is_lines_only_debug_sections): New static inline function.
10921 (Layout::include_section): Handle --strip-debug-non-line.
10922 (Layout::make_output_section): If --strip-debug-non-line, build
10923 new output sections for .debug_abbrev and .debug_info.
10924 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10925 gold. Warn about possible overflow.
10926 (read_signed_LEB_128): Likewise.
10927 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10928 (read_signed_LEB_128): Declare.
10929 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10930 (HFILES): Add reduced_debug_output.h.
10931 * Makefile.in: Rebuild.
10932
7d9e3d98
ILT		 109332008-05-21 Ian Lance Taylor <iant@google.com>
10934
10935 * mapfile.cc: New file.
10936 * mapfile.h: New file.
10937 * options.h (class General_options): Add -M/--print-map and -Map.
10938 * options.cc (General_options::finalize): Make -M equivalent to
10939 -Map -.
10940 * main.cc: Include <cstdio> and "mapfile.h".
10941 (main): Open mapfile if requested.
10942 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10943 constructor. Change caller.
10944 (queue_initial_tasks): Add mapfile parameter. Change caller.
10945 (queue_middle_tasks): Likewise.
10946 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10947 declarations.
10948 * archive.cc: Include "mapfile.h".
10949 (Archive::add_symbols): Add mapfile parameter. Change all
10950 callers. Pass mapfile, symbol, and reason to include_member.
10951 (Archive::include_all_members): Add mapfile parameter. Change all
10952 callers.
10953 (Archive::include_member): Add mapfile, sym, and why parameters.
10954 Change all callers. Report inclusion to map file.
10955 * archive.h: Include "fileread.h".
10956 (class Archive): Update declarations.
10957 (Archive::file): New const method.
10958 (class Add_archive_symbols): Add mapfile_ field. Update
10959 constructor. Change all callers.
10960 * readsyms.h (class Read_symbols): Likewise.
10961 (class Finish_group): Likewise.
10962 (class Read_script): Likewise.
10963 * common.cc: Include "mapfile.h".
10964 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10965 all callers.
10966 (Symbol_table::do_allocate_commons): Likewise.
10967 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10968 symbol allocation to mapfile.
10969 * common.h (class Allocate_commons_task): Add mapfile_ field.
10970 Update constructor. Change all callers.
10971 * symtab.h (class Symbol_table): Update declarations.
10972 * layout.cc: Include "mapfile.h".
10973 (Layout_task_runner::run): Print information to mapfile.
10974 (Layout::create_gold_note): Change Output_data_fixed_space to
10975 Output_data_zero_fill.
10976 (Layout::create_build_id): Likewise.
10977 (Layout::print_to_mapfile): New function.
10978 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10979 constructor. Change caller.
10980 (class Layout): Declare print_to_mapfile.
10981 * output.cc (Output_section::Input_section::print_to_mapfile): New
10982 function.
10983 (Output_section::add_input_section): If producing a map, always
10984 add to input_sections_ list.
10985 (Output_section::do_print_to_mapfile): New function.
10986 (Output_segment::print_sections_to_mapfile): New function.
10987 (Output_segment::print_section_list_to_mapfile): New function.
10988 * output.h: Include "mapfile.h".
10989 (Output_data::print_to_mapfile): New function.
10990 (Output_data::do_print_to_mapfile): New virtual function.
10991 (Output_segment_headers::do_print_to_mapfile): New function.
10992 (Output_file_header::do_print_to_mapfile): New function.
10993 (Output_data_const::do_print_to_mapfile): New function.
10994 (class Output_data_const_buffer): Add map_name_ field. Update
10995 constructor. Change all callers. Add do_print_to_mapfile
10996 function.
10997 (class Output_data_fixed_space): Likewise.
10998 (class Output_data_space): Likewise.
10999 (class Output_data_zero_fill): New class.
11000 (Output_data_strtab::do_print_to_mapfile): New function.
11001 (Output_data_reloc_base::do_print_to_mapfile): New function.
11002 (Output_relocatable_relocs::do_print_to_mapfile): New function.
11003 (Output_data_group::do_print_to_mapfile): New function.
11004 (Output_data_got::do_print_to_mapfile): New function.
11005 (Output_data_dynamic::do_print_to_mapfile): New function.
11006 (Output_symtab_xindex::do_print_to_mapfile): New function.
11007 (class Output_section): Declare do_print_to_mapflie. Declare
11008 print_to_mapfile in Input_section.
11009 (class Output_segment): Declare new functions.
11010 * object.h (Sized_relobj::symbol_count): New function.
11011 * script-sections.cc
11012 (Output_section_element_dot_assignment::set_section_addresses):
11013 Change Output_data_fixed_space to Output_data_zero_fill.
11014 (Output_data_expression::do_print_to_mapfile): New function.
11015 * script.cc (read_input_script): Add mapfile parameter. Change
11016 all callers.
11017 * script.h (read_input_script): Update declaration.
11018 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11019 (Eh_frame::do_print_to_mapfile): New function.
11020 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11021 (Output_merge_string::do_print_to_mapfile): New function.
11022 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11023 function.
11024 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11025 function.
11026 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11027 function.
11028 * Makefile.am (CCFILES): Add mapfile.cc.
11029 (HFILES): Add mapfile.h.
11030 * Makefile.in: Rebuild.
11031
9f1d377b
ILT		 110322008-05-19 Ian Lance Taylor <iant@google.com>
11033
11034 * options.h (class General_options): Add -z relro.
11035 * layout.cc (Layout::Layout): Initialize relro_segment_.
11036 (Layout::add_output_section_data): Return the output section.
11037 (Layout::make_output_section): Rcognize relro sections and mark
11038 them appropriately.
11039 (Layout::attach_allocated_section_to_segment): Put relro sections
11040 in a PT_GNU_RELRO segment.
11041 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11042 section as relro.
11043 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11044 PT_TLS segments.
11045 (Layout::linkonce_mapping): Map d.rel.ro.local to
11046 .data.rel.ro.local.
11047 (Layout::output_section_name): Us .data.rel.ro.local for any
11048 section which begins with that.
11049 * layout.h (class Layout): Update add_output_section_data
11050 declaration. Add relro_segment_ field.
11051 * output.cc (Output_section::Output_section): Initialize is_relro_
11052 and is_relro_local_ fields.
11053 (Output_segment::add_output_section): Group relro sections.
11054 (Output_segment::is_first_section_relro): New function.
11055 (Output_segment::maximum_alignment): If there is a relro section,
11056 align the segment to the common page size.
11057 (Output_segment::set_section_addresses): Track whether we are
11058 looking at relro sections. If the last section is a relro
11059 section, align to the common page size.
11060 (Output_segment::set_section_list_addresses): Add in_relro
11061 parameter. Change all callers. Align to the page size when
11062 moving from relro to non-relro section.
11063 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11064 segment.
11065 * output.h (class Output_section): Add is_relro_ and
11066 is_relro_local_ fields.
11067 (Output_section::is_relro): New function.
11068 (Output_section::set_is_relro): New function.
11069 (Output_section::is_relro_local): New function.
11070 (Output_section::set_is_relro_local): New function.
11071 (class Output_segment): Update declarations.
11072 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11073 * sparc.cc (Target_sparc::got_section): Likewise.
11074 * x86_64.cc (Target_x86_64::got_section): Likewise.
11075 * testsuite/relro_test_main.cc: New file.
11076 * testsuite/relro_test.cc: New file.
11077 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11078 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11079 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11080 (relro_test.so, relro_test_pic.o): New targets.
11081 * testsuite/Makefile.in: Rebuild.
11082
a984ee1d
ILT		 110832008-05-16 Ian Lance Taylor <iant@google.com>
11084
01676dcd
ILT		 11085 * output.cc (Output_segment::add_output_section): Remove front
11086 parameter.
11087 * output.h (class Output_segment): Remove
11088 add_initial_output_section and overloaded add_output_section.
11089 Update declaration of remaining add_output_section.
11090 * layout.cc (Layout::create_interp): Call add_output_section
11091 rather than add_initial_output_section.
11092 (Layout::finish_dynamic_section): Likewise.
11093
497897f9
ILT		 11094 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11095 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11096 know the dynamic type.
11097 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11098 field. Initialize it in constructor.
11099 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11100 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11101 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11102 reloc.
11103
a984ee1d
ILT		 11104 * output.cc (Output_reloc::get_address): Change return type to
11105 Elf_Addr.
11106 * output.h (class Output_reloc): Update get_address declaration.
11107 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11108 for section addresses.
11109
55ba0940
ILT		 111102008-05-09 Ian Lance Taylor <iant@google.com>
11111
11112 PR 6493
11113 * gold.cc (gold_nomem): Use return value of write.
11114
75517b77
ILT		 111152008-05-08 Ian Lance Taylor <iant@google.com>
11116
11117 * symtab.c (Symbol::init_base_output_data): Add version
11118 parameter. Change all callers.
11119 (Symbol::init_base_output_segment): Likewise.
11120 (Symbol::init_base_constant): Likewise.
11121 (Symbol::init_base_undefined): Likewise.
11122 (Sized_symbol::init_output_data): Likewise.
11123 (Sized_symbol::init_output_segment): Likewise.
11124 (Sized_symbol::init_constant): Likewise.
11125 (Sized_symbol::init_undefined): Likewise.
11126 (Symbol_table::do_define_in_output_data): If the new symbol has a
11127 version, mark it as the default.
11128 (Symbol_table::do_define_in_output_segment): Likewise.
11129 (Symbol_table::do_define_as_constant): Likewise.
11130 * symtab.h (class Symbol): Update declarations.
11131 (class Sized_symbol): Likewise.
11132 * resolve.cc (Symbol::override_version): New function.
c42e122e 11133 (Symbol::override_base): Call override_version.
75517b77
ILT		 11134 (Symbol::override_base_with_special): Likewise.
11135 * testsuite/ver_script_8.script: New file.
11136 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11137 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11138 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11139 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11140
f1f70eae
ILT		 111412008-05-06 Ian Lance Taylor <iant@google.com>
11142
f3e9c5c5
ILT		 11143 PR 6049
11144 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11145 functions.
11146 (class General_options): Remove existing --undefined, and add
11147 --no-undefined instead. Add new --undefined as synonym for -u.
11148 * archive.cc (Archive::add_symbols): Check whether symbol was
11149 named with -u.
11150 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11151 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11152 all uses. Add IS_UNDEFINED. Update declarations to split
11153 different versions of init_base. Declare init_base_undefined.
11154 (Symbol::is_defined): Handle IS_UNDEFINED.
11155 (Symbol::is_undefined): Likewise.
11156 (Symbol::is_weak_undefined): Call is_undefined.
11157 (Symbol::is_absolute): Handle IS_CONSTANT.
11158 (class Sized_symbol): Update declarations to split different
11159 versions of init. Declare init_undefined.
11160 (class Symbol_table): Declare new functions.
11161 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11162 Change all callers.
11163 (Symbol::init_base_output_data): Likewise.
11164 (Symbol::init_base_output_segment): Likewise.
11165 (Symbol::init_base_constant): Likewise.
11166 (Symbol::init_base_undefined): New function.
11167 (Sized_symbol::init_object): Rename from init. Change all
11168 callers.
11169 (Sized_symbol::init_output_data): Likewise.
11170 (Sized_symbol::init_output_segment): Likewise.
11171 (Sized_symbol::init_constant): Likewise.
11172 (Sized_symbol::init_undefined): New function.
11173 (Symbol_table::add_undefined_symbols_from_command_line): New
11174 function.
11175 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11176 function.
11177 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11178 (Symbol::output_section): Likewise.
11179 (Symbol::set_output_section): Likewise.
11180 (Symbol_table::sized_finalize_symbol): Likewise.
11181 (Symbol_table::sized_write_globals): Likewise.
11182 * resolve.cc (Symbol_table::should_override): Likewise.
11183 (Symbol::override_base_with_special): Likewise.
11184
8bdcdf2c
ILT		 11185 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11186 symbol, change it to have default visibility.
11187 * testsuite/protected_1.cc: New file.
11188 * testsuite/protected_2.cc: New file.
11189 * testsuite/protected_3.cc: New file.
11190 * testsuite/protected_main_1.cc: New file.
11191 * testsuite/protected_main_2.cc: New file.
11192 * testsuite/protected_main_3.cc: New file.
11193 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11194 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11195 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11196 (protected_1.so): New target.
11197 (protected_1_pic.o, protected_2_pic.o): New targets.
11198 (protected_3_pic.o): New target.
11199 (check_PROGRAMS): Add protected_2.
11200 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11201 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11202 * testsuite/Makefile.in: Rebuild.
11203
2b706932
ILT		 11204 * options.h (DEFINE_var): Add set_user_set_##varname__.
11205 (DEFINE_bool_alias): New macro.
11206 (class General_options): Define -Bstatic using DEFINE_bool_alias
11207 rather than DEFINE_special. Add --undefined as an alias for -z
11208 defs.
11209 * options.cc (General_options::parse_Bstatic): Remove.
11210
d82a5bcc
ILT		 11211 * options.h (class General_options): Add --fatal-warnings.
11212 * main.cc (main): Implement --fatal-warnings.
11213 * errors.h (Errors::warning_count): New function.
11214
f1f70eae
ILT		 11215 * options.h (class General_options): Add -Bsymbolic-functions.
11216 * symtab.h (Symbol::is_preemptible): Check for
11217 -Bsymbolic-functions.
11218
8825ac63
ILT		 112192008-05-05 Ian Lance Taylor <iant@google.com>
11220
d98bc257
ILT		 11221 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11222 as noVARNAME rather than no-VARNAME.
11223 (class General_options): Add option -z combreloc.
11224 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11225 get_address.
11226 (Output_reloc::sort_before) [SHT_REL]: New function.
11227 (Output_reloc::sort_before) [SHT_RELA]: New function.
11228 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11229 Sort_relocs_comparison.
11230 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11231 parameter. Change all callers.
11232 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11233 sort_relocs parameter. Change all callers.
11234 * output.cc (Output_reloc::get_address): New function, broken out
11235 of write_rel.
11236 (Output_reloc::write_rel): Call it.
11237 (Output_reloc::compare): New function.
11238 (Output_data_reloc_base::do_write): Optionally sort relocs.
11239
60b2b4e7
ILT		 11240 * configure.ac: If targ_extra_obj is set, link it in.
11241 * configure.tgt: Initialize all variables.
11242 (x86_64*): Set targ_extra_obj and targ_extra_size.
11243 * configure: Rebuild.
11244
8825ac63
ILT		 11245 * object.cc (Sized_relobj::include_section_group): Adjust section
11246 indexes read from group data. Build vector to pass to
11247 layout_group.
11248 * layout.cc (Layout::layout_group): Add flags and shndxes
11249 parameters. Remove contents parameter. Change caller. Update
11250 explicit instantiations.
11251 * layout.h (class Layout): Update layout_group declaration.
11252 * output.cc (Output_data_group::Output_data_group): Add flags and
11253 input_shndxes parameters. Remove contents parameter. Change
11254 caller.
11255 (Output_data_group::do_write): Change input_sections_ to
11256 input_shndxes_.
11257 * output.h (class Output_data_group): Update constructor
11258 declaration. Rename input_sections_ to input_shndxes_.
11259 * testsuite/many_sections_test.cc: Add template.
11260
e94cf127
CC		 112612008-04-30 Cary Coutant <ccoutant@google.com>
11262
4418b2d5
CC		 11263 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11264
e94cf127
CC		 11265 * layout.cc (Layout::include_section): Refactored check for debug
11266 info section.
11267 (Layout::add_comdat): Add new parameters. Change type
11268 of signature parameter. Add object and shndx to signatures table.
11269 (Layout::find_kept_object): New function.
11270 * layout.h: Include <cstring>.
11271 (Layout::is_debug_info_section): New function.
11272 (Layout::add_comdat): Add new parameters.
11273 (Layout::find_kept_object): New function.
11274 (Layout::Kept_section): New struct.
11275 (Layout::Signatures): Change type of map range.
11276 * object.cc (Relobj::output_section_address): New function.
11277 (Sized_relobj::include_section_group): Add new parameters. Change
11278 calls to Layout::add_comdat. Change to build table of kept comdat
11279 groups and table mapping discarded sections to kept sections.
11280 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11281 (Sized_relobj::do_layout): Change calls to include_section_group and
11282 include_linkonce_section.
11283 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11284 value to zero when section is discarded.
11285 (Sized_relobj::map_to_kept_section): New function.
11286 * object.h (Relobj::output_section_address): New function.
11287 (Relobj::Comdat_group): New type.
11288 (Relobj::find_comdat_group): New function.
11289 (Relobj::Comdat_group_table): New type.
11290 (Relobj::Kept_comdat_section): New type.
11291 (Relobj::Kept_comdat_section_table): New type.
11292 (Relobj::add_comdat_group): New function.
11293 (Relobj::set_kept_comdat_section): New function.
11294 (Relobj::get_kept_comdat_section): New function.
11295 (Relobj::comdat_groups_): New field.
11296 (Relobj::kept_comdat_sections_): New field.
11297 (Symbol_value::input_value): Update comment.
11298 (Sized_relobj::map_to_kept_section) New function.
11299 (Sized_relobj::include_linkonce_section): Add new parameter.
11300 * target-reloc.h (Comdat_behavior): New type.
11301 (get_comdat_behavior): New function.
11302 (relocate_section): Add code to map a discarded section to the
11303 corresponding kept section when applying a relocation.
11304
e4e5049b
CS		 113052008-04-30 Craig Silverstein <csilvers@google.com>
11306
11307 * dwarf_reader.cc (next_generation_count): New static var.
11308 (Addr2line_cache_entry): New struct.
11309 (addr2line_cache): New static var.
11310 (Dwarf_line_info::one_addr2line): Added caching.
11311 (Dwarf_line_info::clear_addr2line_cache): New function.
11312 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11313 cache-size parameter.
11314 (Dwarf_line_info::one_addr2line_cache): New function.
11315 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11316 new cache-size argument to one_addr2line(), and clear cache.
11317
d09e9154
CC		 113182008-04-28 Cary Coutant <ccoutant@google.com>
11319
11320 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11321 R_386_PC8 relocations.
11322
7ef73768
ILT		 113232008-04-23 Ian Lance Taylor <iant@google.com>
11324
55438702
ILT		 11325 * object.cc (Sized_relobj::include_section_group): Check for
11326 invalid section group.
11327
c165fb93
ILT		 11328 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11329 header size.
11330
7ef73768
ILT		 11331 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11332 than read for file header.
11333 * archive.cc (Archive::include_member): Likewise.
11334
6194aaab
L		 113352008-04-23 Paolo Bonzini <bonzini@gnu.org>
11336
11337 * aclocal.m4: Regenerate.
11338 * configure: Regenerate.
11339
d491d34e
ILT		 113402008-04-19 Ian Lance Taylor <iant@google.com>
11341
5ea2bac6
ILT		 11342 * version.cc (version_string): Bump to 1.6.
11343
7bc3e21a
ILT		 11344 * testsuite/Makefile.am (many_sections_r_test): New target.
11345 (many_sections_r_test_SOURCES): Remove.
11346 (many_sections_r_test_DEPENDENCIES): Remove.
11347 (many_sections_r_test_LDFLAGS): Remove.
11348 (many_sections_r_test_LDADD): Remove.
11349
7fcd3aa9
ILT		 11350 * object.cc (Sized_relobj::do_add_symbols): Always pass
11351 local_symbol_count_ to add_from_relobj.
11352
4c94d6ae
ILT		 11353 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11354 every thousand variables.
11355 * testsuite/Makefile.in: Rebuild.
11356
d491d34e
ILT		 11357 * object.cc (Xindex::initialize_symtab_xindex): New function.
11358 (Xindex::read_symtab_xindex): New function.
11359 (Xindex::sym_xindex_to_shndx): New function.
11360 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11361 available.
11362 (Sized_relobj::do_initialize_xindex): New function.
11363 (Sized_relobj::do_read_symbols): Adjust section links.
11364 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11365 parameter. Change all callers.
11366 (Sized_relobj::include_section_group): Adjust section links and
11367 symbol section indexes.
11368 (Sized_relobj::do_layout): Adjust section links.
11369 (Sized_relobj::do_count_local_symbols): Adjust section links and
11370 symbol section indexes.
11371 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11372 ordinary and special symbols.
11373 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11374 dynsym_xindex parameters. Change all callers. Adjust section
11375 links. Use SHN_XINDEX when needed.
11376 (Sized_relobj::get_symbol_location_info): Adjust section links.
11377 Don't get fooled by special symbols.
11378 * object.h (class Xindex): Define.
11379 (class Object): Add xindex_ parameter. Declare virtual functoin
11380 do_initialize_xindex.
11381 (Object::adjust_sym_shndx): New function.
11382 (Object::set_xindex): New protected function.
11383 (class Symbol_value): Add is_ordinary_shndx_ field.
11384 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11385 (Symbol_value::value): Assert ordinary section.
11386 (Symbol_value::initialize_input_to_output_map): Likewise.
11387 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11388 Change all callers.
11389 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11390 all callers.
11391 (class Sized_relobj): Update declarations.
11392 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11393 parameter. Change all callers.
11394 (Sized_relobj::adjust_shndx): New function.
11395 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11396 field.
11397 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11398 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11399 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11400 (Sized_dynobj::read_dynsym_section): Adjust section links.
11401 (Sized_dynobj::read_dynamic): Likewise.
11402 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11403 section links.
11404 (Sized_dynobj::do_initialize_xindex): New function.
11405 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11406 do_initialize_xindex.
11407 (Sized_dynobj::adjust_shndx): New function.
11408 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11409 dynsym_xindex_ fields.
11410 (Layout::finalize): Add a call to set_section_indexes before
11411 creating the symtab sections.
11412 (Layout::set_section_indexes): Don't do anything if the section
11413 already has a section index.
11414 (Layout::create_symtab_sections): Add shnum parameter. Change
11415 caller. Create .symtab_shndx section if needed.
11416 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11417 caller.
11418 (Layout::allocated_output_section_count): New function.
11419 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11420 needed.
11421 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11422 fields. Update declarations.
11423 (Layout::symtab_xindex): New function.
11424 (Layout::dynsym_xindex): New function.
11425 (class Write_symbols_task): Add layout_ field.
11426 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11427 Change caller.
11428 * output.cc (Output_section_headers::Output_section_headers): Add
11429 shstrtab_section parameter. Change all callers.
11430 (Output_section_headers::do_sized_write): Store overflow values
11431 for section count and section string table section index in
11432 section header zero.
11433 (Output_file_header::do_sized_write): Check for overflow of
11434 section count and section string table section index.
11435 (Output_symtab_xindex::do_write): New function.
11436 (Output_symtab_xindex::endian_do_write): New function.
11437 * output.h (class Output_section_headers): Add shstrtab_section_.
11438 Update declarations.
11439 (class Output_symtab_xindex): Define.
11440 (Output_section::has_out_shndx): New function.
11441 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11442 field.
11443 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11444 Change all callers.
11445 (Sized_symbol::init): Likewise.
11446 (Symbol::output_section): Check for ordinary symbol.
11447 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11448 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11449 callers.
11450 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11451 Change all callers. Simplify handling of symbols from sections
11452 not included in the link.
11453 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11454 distinction.
11455 (Weak_alias_sorter::operator()): Assert that symbols are
11456 ordinary.
11457 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11458 distinction.
11459 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11460 parameters. Change all callers.
11461 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11462 symbol distinction. Use SHN_XINDEX when needed.
11463 (Symbol_table::write_section_symbol): Add symtab_xindex
11464 parameter. Change all callers.
11465 (Symbol_table::sized_write_section_symbol): Likewise. Use
11466 SHN_XINDEX when needed.
11467 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11468 declarations.
11469 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11470 (Symbol::is_defined): Check is_ordinary.
11471 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11472 (Symbol::is_absolute, Symbol::is_common): Likewise.
11473 (class Sized_symbol): Update declarations.
11474 (class Symbol_table): Update declarations.
11475 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11476 parameters. Change all callers.
11477 (Sized_symbol::override): Likewise.
11478 (Symbol_table::override): Likewise.
11479 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11480 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11481 is_ordinary, and orig_st_shndx parameters. Change all callers.
11482 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11483 to be in an ordinary section.
11484 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11485 object and is_ordinary parameters. Change all callers.
11486 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11487 Change all callers. Don't add undefined or non-ordinary symbols
11488 to reloc_map_.
11489 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11490 Change all callers.
11491 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11492 declarations.
11493 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11494 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11495 (Sized_relobj::relocate_sections): Likewise.
11496 * target-reloc.h (scan_relocs): Adjust section symbol index.
11497 (scan_relocatable_relocs): Likewise.
11498 * i386.cc (Scan::local): Check for ordinary symbols.
11499 * sparc.cc (Scan::local): Likewise.
11500 * x86_64.cc (Scan::local): Likewise.
11501 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11502 to symbol_section_and_value.
11503 * testsuite/many_sections_test.cc: New file.
11504 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11505 (check_PROGRAMS): Add many_sections_test.
11506 (many_sections_test_SOURCES): Define.
11507 (many_sections_test_DEPENDENCIES): Define.
11508 (many_sections_test_LDFLAGS): Define.
11509 (BUILT_SOURCES): Add many_sections_define.h.
11510 (many_sections_define.h): New target.
11511 (BUILT_SOURCES): Add many_sections_check.h.
11512 (many_sections_check.h): New target.
11513 (check_PROGRAMS): Add many_sections_r_test.
11514 (many_sections_r_test_SOURCES): Define.
11515 (many_sections_r_test_DEPENDENCIES): Define.
11516 (many_sections_r_test_LDFLAGS): Define.
11517 (many_sections_r_test_LDADD): Define.
11518 (many_sections_r_test.o): New target.
11519 * testsuite/Makefile.in: Rebuild.
11520
c5818ff1
CC		 115212008-04-17 Cary Coutant <ccoutant@google.com>
11522
11523 * errors.cc (Errors::info): New function.
11524 (gold_info): New function.
11525 * errors.h (Errors::info): New function.
11526 * gold.h (gold_info): New function.
11527 * object.cc (Input_objects::add_object): Print trace output.
11528 * options.cc (options::parse_set): New function.
11529 (General_options::parse_wrap): Deleted.
11530 (General_options::General_options): Deleted initializer.
11531 * options.h (options::String_set): New typedef.
11532 (options::parse_set): New function.
11533 (DEFINE_set): New macro.
11534 (General_options::wrap): Changed to use DEFINE_set. Changed
11535 callers of any_wrap_symbols and is_wrap_symbol.
11536 (General_options::trace, General_options::trace_symbol):
11537 New options.
11538 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11539 (General_options::wrap_symbols_): Deleted.
11540 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11541
b5be4a7c
DM		 115422008-04-17 David S. Miller <davem@davemloft.net>
11543
11544 * options.cc (General_options::parse_V): New function.
11545 * options.h: Add entries for -V and -Qy.
11546
155a0dd7
ILT		 115472008-04-17 Ian Lance Taylor <iant@google.com>
11548
11549 * common.cc (Symbol_table::allocate_commons): Remove options
11550 parameter. Change caller.
11551 (Symbol_table::do_allocate_commons): Remove options parameter.
11552 Change caller. Just call do_allocate_commons_list twice.
11553 (Symbol_table::do_allocate_commons_list): New function, broken out
11554 of do_allocate_commons.
11555 * common.h (class Allocate_commons_task): Remove options_ field.
11556 Update constructor.
11557 * symtab.cc (Symbol_table::Symbol_table): Initialize
11558 tls_commons_.
11559 (Symbol_table::add_from_object): Put TLS common symbols on
11560 tls_commons_ list.
11561 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11562 which are IN_OUTPUT_DATA.
11563 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11564 allocate_commons and do_allocate_commons declarations. Declare
11565 do_allocate_commons_list.
11566 * gold.cc (queue_middle_tasks): Update creation of
11567 Allocate_commons_task to not pass options.
11568 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11569 (TLS_TEST_C_FLAGS): New variable.
11570 (tls_test_c_pic.o): New target.
11571 (tls_test_shared.so): Link in tls_test_c_pic.o.
11572 (tls_test_c_pic_ie.o): New target.
11573 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11574 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11575 (tls_test_c.o): New target.
11576 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11577 (tls_pic_test_LDADD): Likewise.
11578 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11579 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11580 (tls_test_c_gnu2.o): New target.
11581 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11582 tls_test_c_gnu2.o.
11583 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11584 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11585 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11586 * testsuite/tls_test.cc: Include "config.h".
11587 (t_last): Call t11_last.
11588 * testsuite/tls_test.h (t11, t11_last): Declare.
11589 * testsuite/tls_test_c.c: New file.
11590 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11591 * configure.ac: Check for OpenMP support.
11592 * configure, config.in, Makefile.in: Rebuild.
11593 * testsuite/Makefile.in: Rebuild.
11594
edfbb029
CC		 115952008-04-16 Cary Coutant <ccoutant@google.com>
11596
11597 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11598 (Target_i386::tls_base_symbol_defined_): New field.
11599 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11600 (Target_i386::Scan::global): Likewise.
11601 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11602 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11603 (Target_x86_64::tls_base_symbol_defined_): New field.
11604 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11605 (Target_x86_64::Scan::global): Likewise.
11606
f3c69fca
CC		 116072008-04-16 Cary Coutant <ccoutant@google.com>
11608
11609 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11610 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11611 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11612 building shared libraries.
11613 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11614 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11615 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11616 * testsuite/Makefile.in: Rebuild.
11617 * testsuite/weak_undef.h: New file.
11618 * testsuite/weak_undef_file1.cc: Add extra test cases.
11619 * testsuite/weak_undef_file2.cc: Likewise.
11620 * testsuite/weak_undef_test.cc: Likewise.
11621
7c414435
DM		 116222008-04-16 David S. Miller <davem@davemloft.net>
11623
32b769e1
DM		 11624 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11625 Add issued_non_pic_error_ field. Declare check_non_pic.
11626 (Target_sparc::Scan::check_non_pic): New function.
11627 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11628 (Target_sparc::Scan::global): Likewise.
11629
11936fb1
DM		 11630 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11631 * configure: Rebuild.
11632
7c414435
DM		 11633 * options.h (DEFINE_enable): New macro.
11634 (new_dtags): New enable option.
11635 (initfirst, interpose, loadfltr, nodefaultlib,
11636 nodelete, nodlopen, nodump): New -z options.
11637 * layout.cc (Layout:finish_dynamic_section): If new
11638 dtags enabled, emit DT_RUNPATH. Also, emit a
11639 DT_FLAGS_1 containing any specified -z flags.
11640
85c7bf8b
ILT		 116412008-04-16 Ian Lance Taylor <iant@google.com>
11642
12c0daef
ILT		 11643 * copy-relocs.cc: New file.
11644 * copy-relocs.h: New file.
11645 * reloc.cc: Remove Copy_relocs code.
11646 * reloc.h: Likewise.
11647 * reloc-types.h (struct Reloc_types) [both versions]: Add
11648 get_reloc_addend_noerror.
11649 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11650 variants of add_global which take an addend which must be zero.
11651 * i386.cc: Include "copy-relocs.h".
11652 (class Target_i386): Change type of copy_relocs_ to variable,
11653 update initializer.
11654 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11655 Change all callers.
11656 (Target_i386::do_finalize_sections): Change handling of
11657 copy_relocs_.
11658 * sparc.cc: Include "copy-relocs.h".
11659 (class Target_sparc): Change type of copy_relocs_ to variable,
11660 update initializer.
11661 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11662 Change all callers.
11663 (Target_sparc::do_finalize_sections): Change handling of
11664 copy_relocs_.
11665 * x86_64.cc: Include "copy-relocs.h".
11666 (class Target_x86_64): Change type of copy_relocs_ to variable,
11667 update initializer.
11668 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11669 class. Change all callers.
11670 (Target_x86_64::do_finalize_sections): Change handling of
11671 copy_relocs_.
11672 * Makefile.am (CCFILES): Add copy-relocs.cc.
11673 (HFILES): Add copy-relocs.h.
11674
4f4995b6
ILT		 11675 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11676
85c7bf8b
ILT		 11677 * testsuite/script_test_4.sh: Permit leading zeroes.
11678
4f2a9edd
ILT		 116792008-04-15 Ian Lance Taylor <iant@google.com>
11680
e6188289
ILT		 11681 * script-sections.cc (Script_sections::create_segments): Use
11682 header_size_adjustment even when there is enough room for the
11683 headers.
11684 * testsuite/script_test_4.sh: New file.
11685 * testsuite/script_test_4.t: New file.
11686 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11687 (check_DATA): Add script_test_4.stdout.
11688 (MOSTLYCLEANFILES): Likewise.
11689 (script_test_4): New target.
11690 (script_test_4.stdout): New target.
11691 * testsuite/Makefile.in: Rebuild.
11692
4f2a9edd
ILT		 11693 * sparc.cc: Add definitions for Output_data_plt_sparc class
11694 constants.
11695
f5314dd5
DM		 116962008-04-14 David S. Miller <davem@davemloft.net>
11697
11698 * sparc.cc: New file.
11699 * Makefile.am (TARGETSOURCES): Add sparc.cc
11700 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11701 * configure.tgt: Document targ_extra_size and
11702 targ_extra_big_endian. Add entries for sparc-* and
11703 sparc64-*.
11704 * configure.ac: Handle targ_extra_size and
11705 targ_extra_big_endian.
11706 * Makefile.in: Rebuild.
11707 * configure: Likewise.
11708 * po/POTFILES.in: Likewise.
11709 * po/gold.pot: Likewise.
11710
154e0e9a
ILT		 117112008-04-14 Ian Lance Taylor <iant@google.com>
11712
11713 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11714 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11715 in the name/type/flags to section mapping. Don't call
11716 allocate_output_section.
11717 (Layout::choose_output_section): Change parameter from adjust_name
11718 to is_input_section. Don't permit input sections after sections
11719 are attached to segments. Don't call allocate_output_section.
11720 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11721 not write_enable_output_section.
11722 (Layout::make_output_section): Don't push to
11723 unattached_section_list_ nor call attach_to_segment. Call
11724 attach_section_to_segment if sections are attached.
11725 (Layout::attach_sections_to_segments): New function.
11726 (Layout::attach_section_to_segment): New function.
11727 (Layout::attach_allocated_section_to_segment): Rename from
11728 attach_to_segment. Remove flags parameter.
11729 (Layout::allocate_output_section): Remove function.
11730 (Layout::write_enable_output_section): Remove function.
11731 * layout.h (class Layout): Update for above changes. Add new
11732 field sections_are_attached_.
11733 * output.h (Output_section::update_flags_for_input_section): New
11734 function.
11735 * output.cc (Output_section::add_input_section): Call
11736 update_flags_for_input_section.
11737 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11738
009a67a2
CC		 117392008-04-11 Cary Coutant <ccoutant@google.com>
11740
11741 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11742 thought unnecessary.
11743 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11744
759b1a24
ILT		 117452008-04-11 Ian Lance Taylor <iant@google.com>
11746
11747 * output.h (class Output_section_data): Remove inline definition
11748 of set_addralign.
11749 * output.cc (Output_section_data::set_addralign): New function.
11750
c2b45e22
CC		 117512008-04-11 Cary Coutant <ccoutant@google.com>
11752
11753 Add support for TLS descriptors for i386 and x86_64.
11754 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11755 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11756 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11757 GOT_TYPE_TLS_DESC.
11758 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11759 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11760 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11761 relocations.
11762 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11763 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11764 Fix problem with initial-exec relocations.
11765 (Target_i386::Relocate::relocate_tls): Likewise.
11766 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11767 relaxation.
11768 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11769 support for section-plus-offset dynamic table entries.
11770 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11771 (Output_data_dynamic::Dynamic_entry): Add support for
11772 section-plus-offset dynamic table entries.
11773 (Output_data_dynamic::Classification): Likewise.
11774 (Output_data_dynamic::classification_): Renamed offset_.
11775 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11776 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11777 (Target_x86_64::make_plt_section): New function.
11778 (Target_x86_64::reserve_tlsdesc_entries): New function.
11779 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11780 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11781 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11782 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11783 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11784 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11785 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11786 add extra PLT entry for TLS descriptors.
11787 (Output_data_plt_x86_64::got_): New field.
11788 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11789 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11790 fields.
11791 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11792 descriptors.
11793 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11794 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11795 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11796 R_386_TLS_DESC_CALL relocations.
11797 (Target_x86_64::Scan::global): Likewise.
11798 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11799 for TLS descriptors.
11800 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11801 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11802 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11803 GD-to-IE relaxation.
11804 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11805 and TLS_DESCRIPTORS.
11806 * Makefile.in: Rebuild.
11807 * configure: Rebuild.
11808 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11809 (tls_test_shared2.so): New target.
11810 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11811 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11812 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11813 (tls_shared_gd_to_ie_test_LDADD): New variable.
11814 (tls_shared_gnu2_gd_to_ie_test): New target.
11815 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11816 New targets.
11817 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11818 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11819 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11820 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11821 (tls_shared_gnu2_test): New target.
11822 (tls_test_gnu2_shared.so): New target.
11823 (tls_shared_gnu2_test_SOURCES): New variable.
11824 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11825 (tls_shared_gnu2_test_LDFLAGS): New variable.
11826 (tls_shared_gnu2_test_LDADD): New variable.
11827 * testsuite/Makefile.in: Rebuild.
11828 * testsuite/Makefile.
11829
83bfb6b7
ILT		 118302008-04-11 Ian Lance Taylor <iant@google.com>
11831
11832 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11833 justsyms.t.
11834 * testsuite/Makefile.in: Rebuild.
11835
11836 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11837 long.
11838 * testsuite/script_test_2.cc (main): Adjust test.
11839
706e1f5e
ILT		 118402008-04-11 David S. Miller <davem@davemloft.net>
11841 Ian Lance Taylor <iant@google.com>
11842
11843 * options.h (General_options): Add entries for '-Y' and
11844 '-relax'.
11845 * options.cc (General_options:finalize): If -Y was used, add those
11846 entries to the library path instead of the default "/lib" and
11847 "/usr/lib".
11848
7c98e6bb
DM		 118492008-04-11 David S. Miller <davem@davemloft.net>
11850
11851 * testsuite/justsyms.t: Start at 0x100.
11852 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11853 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11854 long.
11855 * testsuite/script_test_2.cc: Adjust string and section length
11856 checks.
7c98e6bb 11857
99a37bfd
ILT		 118582008-04-09 Ian Lance Taylor <iant@google.com>
11859
2cefc357
ILT		 11860 PR gold/5996
11861 * script-sections.cc (Sections_element::allocate_to_segment): Add
11862 orphan parameter.
11863 (Output_section_definition::allocate_to_segment): Likewise.
11864 (Orphan_output_section::allocate_to_segment): Likewise.
11865 (Script_sections::attach_sections_using_phdrs_clause): Don't
11866 propagate non-PT_LOAD segments to orphan sections.
11867 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11868 readelf rather than objdump.
11869 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11870 .interp section and PT_INTERP segment are the same size.
11871 * testsuite/Makefile.in: Rebuild.
11872
99a37bfd
ILT		 11873 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11874 aliases for symbols defined in the same object.
11875 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11876 (weak_alias_test_SOURCES): New variable.
11877 (weak_alias_test_DEPENDENCIES): New variable.
11878 (weak_alias_test_LDFLAGS): New variable.
11879 (weak_alias_test_LDADD): New variable.
11880 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11881 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11882 (weak_alias_test_3.o): New target.
11883 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11884 * testsuite/weak_alias_test_main.cc: New file.
11885 * testsuite/weak_alias_test_1.cc: New file.
11886 * testsuite/weak_alias_test_2.cc: New file.
11887 * testsuite/weak_alias_test_3.cc: New file.
11888
780e49c5
ILT		 118892008-04-08 Ian Lance Taylor <iant@google.com>
11890
cdb0b8f5
ILT		 11891 * options.h (class General_options): Add --noinhibit-exec option.
11892 * main.cc (main): Check --noinhibit-exec.
11893
0864d551
ILT		 11894 * options.h (class General_options): Define --wrap as a special
11895 option. Add wrap_symbols_ field.
11896 (General_options::any_wrap_symbols): New function.
11897 (General_options::is_wrap_symbol): New function.
11898 * options.cc (General_options::parse_wrap): New function.
11899 (General_options::General_options): Initialize wrap_symbols_.
11900 * symtab.cc (Symbol_table::wrap_symbol): New function.
11901 (Symbol_table::add_from_object): Handle --wrap.
11902 * symtab.h (class Symbol_table): Declare wrap_symbol.
11903 * target.h (Target::wrap_char): New function.
11904 (Target::Target_info): Add wrap_char field.
11905 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11906 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11907 * testsuite/testfile.cc (Target_test::test_target_info):
11908 Likewise.
11909
789aa6de
ILT		 11910 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11911 there is one.
11912
2c38906f
ILT		 11913 * layout.h (class Layout): Add added_eh_frame_data_ field.
11914 * layout.cc (Layout::Layout): Initialize new field.
11915 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11916 output section until we find a section we merged successfully.
11917 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11918 that the size be non-zero.
11919
780e49c5
ILT		 11920 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11921 qualifier.
11922
7fcd0256
ILT		 119232008-04-08 Craig Silverstein <csilvers@google.com>
11924
11925 * configure.ac: Export new conditional variable HAVE_ZLIB.
11926 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11927 on HAVE_ZLIB.
11928 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11929 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11930
6835af53
ILT		 119312008-04-07 Ian Lance Taylor <iant@google.com>
11932
e24f324c
ILT		 11933 * version.cc (version_string): Set to "1.5".
11934
a036edd8
ILT		 11935 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11936 Add issued_non_pic_error_ field. Declare check_non_pic.
11937 (Target_x86_64::Scan::check_non_pic): New function.
11938 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11939 (Target_x86_64::Scan::global): Likewise.
11940
624f8810
ILT		 11941 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11942 addend parameter. Change caller. Handle merge sections.
11943 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11944 Address to Addend. Don't add in the result of
11945 local_section_offset, pass down the addend and use the returned
11946 value.
11947 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11948 Update declarations of local_section_offset and symbol_value.
11949 * testsuite/two_file_test_1.cc (t18): New function.
11950 * testsuite/two_file_test_2.cc (f18): New function.
11951 * testsuite/two_file_test_main.cc (main): Call t18.
11952 * testsuite/two_file_test.h (t18, f18): Declare.
11953
6835af53
ILT		 11954 * configure.ac: Don't test for objdump, c++filt, or readelf.
11955 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11956 conditionals.
11957 (TEST_READELF): New variable.
11958 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11959 (check_PROGRAMS): Add two_file_strip_test.
11960 (two_file_strip_test): New target.
11961 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11962 (two_file_same_shared_strip_test_SOURCES): New variable.
11963 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11964 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11965 (two_file_same_shared_strip_test_LDADD): New variable.
11966 (two_file_shared_strip.so): New target.
11967 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11968 (ver_test_5.syms, ver_test_7.syms): Likewise.
11969 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11970 (strip_test_3.stdout): Use TEST_OBJDUMP.
11971 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11972
86925eef
CC		 119732008-04-04 Cary Coutant <ccoutant@google.com>
11974
11975 * symtab.h (Symbol::is_weak_undefined): New function.
11976 (Symbol::is_strong_undefined): New function.
11977 (Symbol::is_absolute): New function.
11978 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11979 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11980 absolute symbols.
11981 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11982 (weak_undef_test): New target.
11983 * testsuite/Makefile.in: Rebuild.
11984 * testsuite/weak_undef_file1.cc: New file.
11985 * testsuite/weak_undef_file2.cc: New file.
11986 * testsuite/weak_undef_test.cc: New file.
11987
126f3ece
ILT		 119882008-04-03 Craig Silverstein <csilvers@google.com>
11989
11990 * compressed_output.h (class Output_compressed_section): Use
11991 unsigned buffer.
11992 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11993 add zlib header.
11994 (zlib_compressed_suffix): Removed.
11995 (Output_compressed_section::set_final_data_size): Use unsigned
11996 buffers.
11997 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11998 Fix linker invocation.
11999 (flagstest_o_specialfile_and_compress_debug_sections):
12000 Likewise.
12001 * testsuite/Makefile.in: Regenerated.
12002
deae2a14
DM		 120032008-04-02 David S. Miller <davem@davemloft.net>
12004
12005 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12006 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12007
70752818
ILT		 120082008-04-02 Craig Silverstein <csilvers@google.com>
12009
12010 * TODO: New file.
12011
39d0cb0e
ILT		 120122008-04-02 Ian Lance Taylor <iant@google.com>
12013
12014 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12015 parameters. Update for new key type to views_. Change all
12016 callers.
12017 (File_read::read): Adjust for byteshift in returned view.
12018 (File_read::add_view): New function, broken out of
12019 find_and_make_view.
12020 (File_read::make_view): New function, broken out of
12021 find_and_make_view.
12022 (File_read::find_or_make_view): Add offset and aligned
12023 parameters. Rewrite accordingly. Change all callers.
12024 (File_read::get_view): Add offset and aligned parameters. Adjust
12025 for byteshift in return value.
12026 (File_read::get_lasting_view): Likewise.
12027 * fileread.h (class File_read): Update declarations.
12028 (class File_read::View): Add byteshift_ field. Add byteshift to
12029 constructor. Add byteshift method.
12030 * archive.h (Archive::clear_uncached_views): New function.
12031 (Archive::get_view): Add aligned parameter. Change all callers.
12032 * object.h (Object::get_view): Add aligned parameter. Change all
12033 callers.
12034 (Object::get_lasting_view): Likewise.
12035
12036 * fileread.cc (File_read::release): Don't call clear_views if
12037 there are multiple objects.
12038 * fileread.h (File_read::clear_uncached_views): New function.
12039 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12040 on the archive.
12041
a1207466
CC		 120422008-03-31 Cary Coutant <ccoutant@google.com>
12043
12044 Add thin archive support.
12045 * archive.cc (Archive::armagt): New const.
12046 (Archive::setup): Remove task parameter and calls to unlock.
12047 (Archive::unlock_nested_archives): New function.
12048 (Archive::read_header): Add nested_off parameter. Change
12049 all callers.
12050 (Archive::interpret_header): Likewise.
12051 (Archive::include_all_members): Change to handle thin
12052 archives.
12053 (Archive::include_member): Likewise.
12054 * archive.h (Archive::Archive): Add new parameters and
12055 initializers.
12056 (Archive::armagt): New const.
12057 (Archive::setup): Remove task parameter.
12058 (Archive::unlock_nested_archives): New function.
12059 (Archive::read_header): Add nested_off parameter.
12060 (Archive::interpret_header): Likewise.
12061 (Archive::Nested_archive_table): New typedef.
12062 (Archive::is_thin_archive_): New field.
12063 (Archive::nested_archives_): New field.
12064 (Archive::options_): New field.
12065 (Archive::dirpath_): New field.
12066 (Archive::task_): New field.
12067 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12068 for thin archives. Pass additional parameters to
12069 Archive::Archive. Unlock the archive file after calling
12070 Archive::setup.
cd536b21 12071
479f6503
ILT		 120722008-03-29 Ian Lance Taylor <iant@google.com>
12073
686c8caf
ILT		 12074 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12075 version symbol to be local.
12076 * testsuite/ver_test_4.sh: New file.
12077 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12078 (check_DATA): Add ver_test_4.syms.
12079 (ver_test_4.syms): New target.
12080 * testsuite/Makefile.in: Rebuild.
12081
ab794b6b
ILT		 12082 * output.cc
12083 (Output_section::Input_section_sort_entry::has_priority): New
12084 function.
12085 (Output_section::Input_section_sort_entry::match_file_name): New
12086 function.
12087 (Output_section::Input_section_sort_entry::match_section_name):
12088 Remove.
12089 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12090 Remove.
12091 (Output_section::Input_section_sort_entry::match_section_file):
12092 Remove.
12093 (Output_section::Input_section_sort_compare::operator()): Rewrite
12094 using new Input_section_sort_entry functions. Sort crtbegin and
12095 crtend first. Sort sections with no priority before sections with
12096 a priority.
12097 * testsuite/initpri1.c (d3): Check j != 4.
12098 (cd5): New constructor/destructor function.
12099 (main): Check j != 2.
12100
479f6503
ILT		 12101 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12102 new symbol when resolving, don't call set_is_default.
12103 * testsuite/ver_test_7.cc: New file.
12104 * testsuite/ver_test_7.sh: New file.
12105 * testsuite/Makefile.am (ver_test_7.so): New target.
12106 (ver_test_7.o): New target.
12107 (check_SCRIPTS): Add ver_test_7.sh.
12108 (check_DATA): Add ver_test_7.syms.
12109 (ver_test_7.syms): New target.
12110
2fd32231
ILT		 121112008-03-28 Ian Lance Taylor <iant@google.com>
12112
12113 * layout.cc (Layout::layout): If we see an input section with a
12114 name that needs sorting, set the must_sort flag for the output
12115 section.
12116 (Layout::make_output_section): If the name of the output section
12117 indicates that it might require sorting, set the may_sort flag.
12118 * output.h (Output_section::may_sort_attached_input_sections): New
12119 function.
12120 (Output_section::set_may_sort_attached_input_sections): New
12121 function.
12122 (Output_section::must_sort_attached_input_sections): New
12123 function.
12124 (Output_section::set_must_sort_attached_input_sections): New
12125 function.
12126 (class Output_section): Declare Input_section_sort_entry. Define
12127 Input_section_sort_compare. Declare
12128 sort_attached_input_sections. Add new fields:
12129 may_sort_attached_input_sections_,
12130 must_sort_attached_input_sections_,
12131 attached_input_sections_are_sorted_.
12132 * output.cc (Output_section::Output_section): Initialize new
12133 fields.
12134 (Output_section::add_input_section): Add an entry to
12135 input_sections_ if may_sort or must_sort are true.
12136 (Output_section::set_final_data_size): Call
12137 sort_attached_input_sections if necessary.
12138 (Output_section::Input_section_sort_entry): Define new class.
12139 (Output_section::Input_section_sort_compare::operator()): New
12140 function.
12141 (Output_section::sort_attached_input_sections): New function.
12142 * configure.ac: Check whether the compiler supports constructor
12143 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12144 * testsuite/initpri1.c: New file.
12145 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12146 CONSTRUCTOR_PRIORITY.
12147 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12148 (initpri1_LDFLAGS): New variable.
12149 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12150
18e6b24e
ILT		 121512008-03-27 Ian Lance Taylor <iant@google.com>
12152
49bdd526
ILT		 12153 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12154 * testsuite/common_test_1.c: New file.
12155 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12156 (common_test_1_SOURCES): New variable.
12157 (common_test_1_DEPENDENCIES): New variable.
12158 (common_test_1_LDFLAGS): New variable.
12159
18e6b24e
ILT		 12160 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12161 and commons_ correctly when NAME/VERSION does not override
12162 NAME/NULL.
12163 * testsuite/ver_test_6.c: New file.
12164 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12165 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12166 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12167
04bf7072
ILT		 121682008-03-26 Ian Lance Taylor <iant@google.com>
12169
5871526f
ILT		 12170 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12171 of an undefined symbol from a version script.
12172 * testsuite/Makefile.am (ver_test_5.so): New target.
12173 (ver_test_5.o): New target.
12174 (check_SCRIPTS): Add ver_test_5.sh.
12175 (check_DATA): Add ver_test_5.syms.
12176 (ver_test_5.syms): New target.
12177 * testsuite/ver_test_5.cc: New file.
12178 * testsuite/ver_test_5.script: New file.
12179 * testsuite/ver_test_5.sh: New file.
12180 * Makefile.in, testsuite/Makefile.in: Rebuild.
12181
04bf7072
ILT		 12182 PR gold/5986
12183 Fix problems building gold with gcc 4.3.0.
12184 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12185 (gold_error_at_location, gold_warning_at_location): Use it.
12186 * configure.ac: Check whether we can compile and use a template
12187 function with a printf attribute.
12188 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12189 when jumping over bytes.
12190 * object.cc: Instantiate Object::read_section_data.
12191 * debug.h: Include <cstring>
12192 * dwarf_reader.cc: Include <algorithm>
12193 * main.cc: Include <cstring>.
12194 * options.cc: Include <cstring>.
12195 * output.cc: Include <cstring>.
12196 * script.cc: Include <cstring>.
12197 * script.h: Include <string>.
12198 * symtab.cc: Include <cstring> and <algorithm>.
12199 * target-select.cc: Include <cstring>.
12200 * version.cc: Include <string>.
12201 * testsuite/testmain.cc: Include <cstdlib>.
12202 * configure, config.in: Rebuild.
12203
874c5b28
ILT		 122042008-03-25 Ian Lance Taylor <iant@google.com>
12205
819d6c3a
ILT		 12206 * options.cc: Include "../bfd/bfdver.h".
12207 (options::help): Print bug reporting address.
12208
f4b2c6f5
ILT		 12209 * version.cc (print_version): Adjust output for current value of
12210 BFD_VERSION_STRING.
12211
12212 * NEWS: New file.
12213
e96caa79
ILT		 12214 * options.cc (options::help): Print list of supported targets.
12215 * target-select.h: Include <vector>.
12216 (class Target_selector): Make machine_, size_, and is_big_endian_
12217 fields const. Add bfd_name_ and instantiated_target_ fields.
12218 (Target_selector::Target_selector): Add bfd_name parameter.
12219 (Target_selector::recognize): Make non-virtual, call
12220 do_recognize.
12221 (Target_selector::recognize_by_name): Make non-virtual, call
12222 do_recognize_by_name.
12223 (Target_selector::supported_names): New function.
12224 (Target_selector::bfd_name): New function.
12225 (Target_selector::do_instantiate_target): New pure virtual
12226 function.
12227 (Target_selector::do_recognize): New virtual function.
12228 (Target_selector::do_recognize_by_name): New virtual function.
12229 (Target_selector::instantiate_target): New private function.
12230 (supported_target_names): Declare.
12231 * target-select.cc (Target_selector::Target_selector): Update for
12232 new parameter and fields.
12233 (select_target_by_name): Check that the name matches before
12234 calling recognize_by_name.
12235 (supported_target_names): New function.
12236 * i386.cc (class Target_selector_i386): Update Target_selector
12237 constructor call. Remove recognize and recognize_by_name. Add
12238 do_instantiate_target.
12239 * x86_64.cc (class Target_selector_x86_64): Likewise.
12240 * testsuite/testfile.cc (class Target_selector_test): Update for
12241 changes to Target_selector.
12242
874c5b28
ILT		 12243 * README: Rewrite, with some notes on unsupported features.
12244
0a65a3a7
CC		 122452008-03-24 Cary Coutant <ccoutant@google.com>
12246
12247 * i386.cc (Target_i386::Got_type): New enum declaration.
12248 (Target_i386::Scan::local): Updated callers of Output_data_got
12249 member functions.
12250 (Target_i386::Scan::global): Likewise.
12251 (Target_i386::Relocate::relocate): Likewise.
12252 (Target_i386::Relocate::relocate_tls): Likewise.
12253 * object.h (Got_offset_list): New class.
12254 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12255 (Sized_relobj::local_got_offset): Likewise.
12256 (Sized_relobj::set_local_got_offset): Likewise.
12257 (Sized_relobj::local_has_tls_got_offset): Removed.
12258 (Sized_relobj::local_tls_got_offset): Removed.
12259 (Sized_relobj::set_local_tls_got_offset): Removed.
12260 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12261 * output.cc (Output_data_got::add_global): Added got_type parameter.
12262 (Output_data_got::add_global_with_rel): Likewise.
12263 (Output_data_got::add_global_with_rela): Likewise.
12264 (Output_data_got::add_global_pair_with_rel): New function.
12265 (Output_data_got::add_global_pair_with_rela): New function.
12266 (Output_data_got::add_local): Added got_type parameter.
12267 (Output_data_got::add_local_with_rel): Likewise.
12268 (Output_data_got::add_local_with_rela): Likewise.
12269 (Output_data_got::add_local_pair_with_rel): New function.
12270 (Output_data_got::add_local_pair_with_rela): New function.
12271 (Output_data_got::add_global_tls): Removed.
12272 (Output_data_got::add_global_tls_with_rel): Removed.
12273 (Output_data_got::add_global_tls_with_rela): Removed.
12274 (Output_data_got::add_local_tls): Removed.
12275 (Output_data_got::add_local_tls_with_rel): Removed.
12276 (Output_data_got::add_local_tls_with_rela): Removed.
12277 * output.h (Output_data_got::add_global): Added got_type parameter.
12278 (Output_data_got::add_global_with_rel): Likewise.
12279 (Output_data_got::add_global_with_rela): Likewise.
12280 (Output_data_got::add_global_pair_with_rel): New function.
12281 (Output_data_got::add_global_pair_with_rela): New function.
12282 (Output_data_got::add_local): Added got_type parameter.
12283 (Output_data_got::add_local_with_rel): Likewise.
12284 (Output_data_got::add_local_with_rela): Likewise.
12285 (Output_data_got::add_local_pair_with_rel): New function.
12286 (Output_data_got::add_local_pair_with_rela): New function.
12287 (Output_data_got::add_global_tls): Removed.
12288 (Output_data_got::add_global_tls_with_rel): Removed.
12289 (Output_data_got::add_global_tls_with_rela): Removed.
12290 (Output_data_got::add_local_tls): Removed.
12291 (Output_data_got::add_local_tls_with_rel): Removed.
12292 (Output_data_got::add_local_tls_with_rela): Removed.
12293 * resolve.cc (Symbol::override_base_with_special): Removed
12294 reference to has_got_offset_ field.
12295 * symtab.cc (Symbol::init_fields): Replaced initialization
12296 of got_offset_ with got_offsets_. Removed initialization
12297 of has_got_offset_
53fcba31 12298 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12299 (Symbol::got_offset): Likewise.
12300 (Symbol::set_got_offset): Likewise.
12301 (Symbol::has_tls_got_offset): Removed.
12302 (Symbol::tls_got_offset): Removed.
12303 (Symbol::set_tls_got_offset): Removed.
12304 (Symbol::got_offset_): Removed.
12305 (Symbol::tls_mod_got_offset_): Removed.
12306 (Symbol::tls_pair_got_offset_): Removed.
12307 (Symbol::got_offsets_): New field.
12308 (Symbol::has_got_offset): Removed.
12309 (Symbol::has_tls_mod_got_offset): Removed.
12310 (Symbol::has_tls_pair_got_offset): Removed.
12311 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12312 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12313 member functions.
12314 (Target_x86_64::Scan::global): Likewise.
12315 (Target_x86_64::Relocate::relocate): Likewise.
12316 (Target_x86_64::Relocate::relocate_tls): Likewise.
12317
bd52eafb
BE		 123182008-03-25 Ben Elliston <bje@au.ibm.com>
12319
12320 * yyscript.y: Fix spelling error in comment.
12321
8b105e34
ILT		 123222008-03-24 Ian Lance Taylor <iant@google.com>
12323
8ed814a9
ILT		 12324 * options.h (class General_options): Define build_id option.
12325 * layout.h (class Layout): Declare write_build_id, create_note,
12326 create_build_id. Add build_id_note_ member.
12327 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12328 "libiberty.h", "md5.h", "sha1.h".
12329 (Layout::Layout): Initialize eh_frame_data_,
12330 eh_frame_hdr_section_, and build_id_note_.
12331 (Layout::finalize): Call create_build_id.
12332 (Layout::create_note): New function, broken out of
12333 Layout::create_gold_note.
12334 (Layout::create_gold_note): Call create_note.
12335 (Layout::create_build_id): New function.
12336 (Layout::write_build_id): New function.
12337 (Close_task_runner::run): Call write_build_id.
12338
8b105e34
ILT		 12339 * x86_64.cc: Correct license to GPLv3.
12340
086a1841
ILT		 123412008-03-23 Ian Lance Taylor <iant@google.com>
12342
12343 * options.cc: Include "demangle.h".
12344 (parse_optional_string): New function.
12345 (parse_long_option): Handle takes_optional_argument.
12346 (parse_short_option): Update dash_z initializer. Handle
12347 takes_optional_argument.
12348 (General_options::General_options): Initialize do_demangle_.
12349 (General_options::finalize): Set do_demangle_. Handle demangling
12350 style.
12351 * options.h (parse_optional_string): Declare.
12352 (struct One_option): Add optional_arg field. Update constructor.
12353 Update call constructor calls. Add takes_optional_argument
12354 function.
12355 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12356 (DEFINE_optional_string): Define.
12357 (General_options::demangle): Change from DEFINE_bool to
12358 DEFINE_optional_string.
12359 (General_options::no_demangle): New function.
12360 (General_options::do_demangle): New function.
12361 (General_options::set_do_demangle): New function.
12362 (General_options::execstack_status_): Move definition to end of
12363 class definition.
12364 (General_options::static_): Likewise.
12365 (General_options::do_demangle_): New field.
12366 * object.cc (big_endian>::get_symbol_location_info): Call
12367 Options::do_demangle, not Options::demangle.
12368 * symtab.cc (demangle): Likewise.
12369
cbb93e63
ILT		 123702008-03-22 Ian Lance Taylor <iant@google.com>
12371
12372 * gold.h: Include <cstddef> and <sys/types.h>
12373 * options.h: Include <cstring>.
12374
ec531623
ILT		 123752008-03-21 Ian Lance Taylor <iant@google.com>
12376
12377 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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