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[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
ff81c7c1
NC		 12011-11-25 Nick Clifton <nickc@redhat.com>
2
3 * po/it.po: New Italian translation.
4
628f39be
SA		 52011-11-17 Sterling Augustine <saugustine@google.com>
6
7 * script.cc (script_include_directive): Implement.
8 (read_script_file): New local variables name and search_path. Update
9 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
10 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
11 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
12
98ef3ea4
SA		 132011-11-11 Sterling Augustine <saugustine@google.com>
14
15 * yyscript.y (section_cmd): Add support for INCLUDE directive.
16 (file_or_sections_cmd): Likewise.
17
f4a8b6d7
DK		 182011-11-11 Doug Kwan <dougkwan@google.com>
19
20 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
21 if --just-symbols is given.
22
29ab395d
DK		 232011-11-10 Doug Kwan <dougkwan@google.com>
24
25 PR gold/13362
26 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
27 when processing data relocs.
28 * reloc.h (Relocate_functions::rel_unaligned): New method.
29 (Relocate_functions::pcrel_unaligned): Ditto.
30 (Relocate_functions::rel32_unaligned): Ditto.
31 (Relocate_functions::pcrel32_unaligned): Ditto.
32
2c339f71
DK		 332011-11-09 Doug Kwan <dougkwan@google.com>
34
35 PR gold/13362
36 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
37 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
38 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
39 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
40 (Relocate_functions::rel_unaligned): New.
41 (Relocate_functions::rel32_unaligned): New.
42 * target-reloc.h (relocate_for_relocatable): Add code to handle
43 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
44 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
45 arm_unaligned_reloc_r): New targets.
46 * testsuite/Makefile.in: Regenerate.
47 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
48 linking.
49
3f3cddf1
ILT		 502011-11-02 Ian Lance Taylor <iant@google.com>
51
52 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
53 NATIVE_LINKER.
54 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
55 * options.cc (General_options::finalize): Use library search path
56 from configure script if specified. If not native and no sysroot,
57 only search TOOLLIBDIR.
58 * options.h (Search_directory::Search_directory): Change name to
59 const std::string&.
60 (General_options::add_to_library_path_with_sysroot): Change arg to
61 const std::string&.
62 * configure, Makefile.in, config.in: Rebuild.
63
a8e2273b
ILT		 642011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
65
66 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
67 we are working around the ARM1176 Erratum.
68 * options.h (General_options::fix_arm1176): Add option.
69 * testsuite/Makefile.am: Add testcases, and keep current ones
70 working.
71 * testsuite/Makefile.in: Regenerate.
72 * testsuite/arm_fix_1176.s: New file.
73 * testsuite/arm_fix_1176.sh: Likewise.
74
cd6eab1c
ILT		 752011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
76
77 * arm.cc (Target_arm::Target_arm): Remove initialisation of
78 may_use_blx_.
79 (Target_arm::may_use_blx): Remove method.
80 (Target_arm::set_may_use_blx): Likewise.
81 (Target_arm::may_use_v4t_interworking): New method.
82 (Target_arm::may_use_v5t_interworking): Likewise.
83 (Target_arm::may_use_blx_): Remove member variable.
84 (Arm_relocate_functions::arm_branch_common): Check for v5T
85 interworking.
86 (Arm_relocate_functions::thumb_branch_common): Likewise.
87 (Reloc_stub::stub_type_for_reloc): Likewise.
88 (Target_arm::do_finalize_sections): Correct interworking checks.
89 * testsuite/Makefile.am: Add new tests.
90 * testsuite/Makefile.in: Regenerate.
91 * testsuite/arm_farcall_arm_arm.s: New test.
92 * testsuite/arm_farcall_arm_arm.sh: Likewise.
93 * testsuite/arm_farcall_arm_thumb.s: Likewise.
94 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
95 * testsuite/arm_farcall_thumb_arm.s: Likewise.
96 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
97 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
98 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
99
286adcf4
CC		 1002011-10-31 Cary Coutant <ccoutant@google.com>
101
102 PR gold/13023
103 * expression.cc (Expression::eval_with_dot): Add
104 is_section_dot_assignment parameter.
105 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
106 absolute and assigning to dot within a section.
107 * script-sections.cc
108 (Output_section_element_assignment::set_section_addresses): Pass
109 dot_section to set_if_absolute.
110 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
111 as is_section_dot_assignment flag to eval_with_dot.
112 (Output_section_element_dot_assignment::set_section_addresses):
113 Likewise.
114 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
115 parameter. Also set value if relative to dot_section; set the
116 symbol's output_section.
117 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
118 parameter. Adjust all callers.
119 (Expression::eval_maybe_dot): Likewise.
120 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
121 Adjust all callers.
122 * testsuite/script_test_2.t: Test assignment of an absolute value
123 to dot within an output section element.
124
9634ed06
CC		 1252011-10-31 Cary Coutant <ccoutant@google.com>
126
127 * options.h (class General_options): Add --[no-]gnu-unique options.
128 * symtab.cc (Symbol_table::sized_write_globals): Convert
129 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
130
de4101c7
CC		 1312011-10-31 Cary Coutant <ccoutant@google.com>
132
133 PR gold/13359
134 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
135 unnecessary assertion.
136 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
137
7257cc92
ST		 1382011-10-31 Sriraman Tallam <tmsriram@google.com>
139
140 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
141 gc_mark_symbol.
142 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
143 gc_mark_symbol.
144 Change to just keep the section associated with symbol.
145 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
146 they are externally visible and --export-dynamic is turned on.
147 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
148
bfc34b3f
ILT		 1492011-10-19 Ian Lance Taylor <iant@google.com>
150
151 PR gold/13163
152 * script-sections.cc
153 (Output_section_element_dot_assignment::needs_output_section): New
154 function.
155
ea0d8c47
ILT		 1562011-10-19 Ian Lance Taylor <iant@google.com>
157
158 PR gold/13204
159 * layout.cc (Layout::segment_precedes): Don't assert failure if a
160 --section-start option was seen.
161 * options.h (General_options::any_section_start): New function.
162
abd242a9
DM		 1632011-10-18 David S. Miller <davem@davemloft.net>
164
165 PR binutils/13301
166 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
167 member to track relocation locations that have moved during TLS
168 reloc optimizations.
169 (Target_sparc::Relocate::Relocate): Initialize to NULL.
170 (Target_sparc::Relocate::relocate): Adjust view down by 4
171 bytes if it matches reloc_adjust_addr_.
172 (Target_sparc::Relocate::relocate_tls): Always move the
173 __tls_get_addr call delay slot instruction forward 4 bytes when
174 performing relaxation.
175
bab9090f
CC		 1762011-10-18 Cary Coutant <ccoutant@google.com>
177
178 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
179 (Output_file::map_no_anonymous): Check for non-zero
180 return code from posix_fallocate.
181
f7c5b166
CC		 1822011-10-17 Cary Coutant <ccoutant@google.com>
183
184 PR gold/13245
185 * plugin.cc (is_visible_from_outside): Check for symbols
186 referenced from dynamic objects.
187 * resolve.cc (Symbol_table::resolve): Don't count references
188 from dynamic objects as references from real ELF files.
189 * testsuite/plugin_test_2.sh: Adjust expected result.
190
b490c0bb
CC		 1912011-10-17 Cary Coutant <ccoutant@google.com>
192
193 * gold.cc: Include timer.h.
194 (queue_middle_tasks): Stamp time.
195 (queue_final_tasks): Likewise.
196 * main.cc (main): Store timer in parameters. Print timers
197 for each pass.
198 * parameters.cc (Parameters::Parameters): Initialize timer_.
199 (Parameters::set_timer): New function.
200 (set_parameters_timer): New function.
201 * parameters.h (Parameters::set_timer): New function.
202 (Parameters::timer): New function.
203 (Parameters::timer_): New data member.
204 (set_parameters_timer): New function.
205 * timer.cc (Timer::stamp): New function.
206 (Timer::get_pass_time): New function.
207 * timer.h (Timer::stamp): New function.
208 (Timer::get_pass_time): New function.
209 (Timer::pass_times_): New data member.
210
f475cf7b
CC		 2112011-10-17 Cary Coutant <ccoutant@google.com>
212
213 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
214 task for members of lib groups.
215
cdd7e244
CC		 2162011-10-17 Cary Coutant <ccoutant@google.com>
217
218 PR gold/13288
4f95c8b4 219 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 220 (File_read::make_view): Move bounds check (replace with assert)...
221 (File_read::find_or_make_view): ... to here.
222
dfb45471
CC		 2232011-10-12 Cary Coutant <ccoutant@google.com>
224
4f95c8b4 225 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 226 ::read returns less than requested size.
227
53bbcc1b
CC		 2282011-10-10 Cary Coutant <ccoutant@google.com>
229
4f95c8b4 230 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 231 Initialize defined_count_.
232 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
233 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
234 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
235 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
236 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 237 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 238 member.
239 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 240 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 241 Return zeroes instead of internal error.
242
397b129b
CC		 2432011-10-10 Cary Coutant <ccoutant@google.com>
244
245 PR gold/13249
4f95c8b4 246 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 247 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 248 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 249 (Output_reloc::type_): Adjust size of bit field.
250 (Output_reloc::use_plt_offset_): New bit field.
251 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
252 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
253 flag. Adjust all callers.
4f95c8b4 254 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 255 creating RELATIVE relocations.
256
d5698657
NC		 2572011-10-10 Nick Clifton <nickc@redhat.com>
258
259 * po/es.po: Updated Spanish translation.
260 * po/fi.po: Updated Finnish translation.
261
6a59a5c2
DN		 2622011-10-03 Diego Novillo <dnovillo@google.com>
263
264 * options.cc (parse_uint): Fix dereference of RETVAL.
265
f0558624
ST		 2662011-09-29 Sriraman Tallam <tmsriram@google.com>
267
268 * layout.h (section_order_map_): New member.
269 (get_section_order_map): New member function.
270 * output.cc (Output_section::add_input_section): Check for patterns
271 only when --section-ordering-file is specified.
272 * gold.cc (queue_middle_tasks): Delay updating order of sections till
273 output_sections have been formed.
274 * layout.cc (Layout_Layout): Initialize section_order_map_.
275 * plugin.cc (update_section_order): Store order in order_map. Do not
276 update the order.
277 * testsuite/Makefile.am: Add test case for plugin_final_layout.
278 * testsuite/Makefile.in: Regenerate.
279 * testsuite/plugin_section_order.c: New file.
280 * testsuite/plugin_final_layout.cc: New file.
281 * testsuite/plugin_final_layout.sh: New file.
282
a7dac153
CC		 2832011-09-29 Cary Coutant <ccoutant@google.com>
284
4f95c8b4 285 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 286 Check for NULL.
4f95c8b4 287 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 288 symbols during incremental update.
289 (Symbol_table::add_from_dynobj): Likewise.
290
eebd87a5
ILT		 2912011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
292 Ian Lance Taylor <iant@google.com>
293
294 * symtab.cc (Symbol_table::define_special_symbol): Always
295 canonicalize version string.
296
403a3331
CC		 2972011-09-26 Cary Coutant <ccoutant@google.com>
298
4f95c8b4
CC		 299 * gold.cc (queue_initial_tasks): Move option checks ...
300 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 301 some options; make others fatal.
302
235061c2
CC		 3032011-09-26 Cary Coutant <ccoutant@google.com>
304
305 gcc PR lto/47247
306 * plugin.cc (get_symbols_v2): New function.
307 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
308 (is_referenced_from_outside): New function.
309 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
310 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
311 (get_symbols): Pass version parameter.
312 (get_symbols_v2): New function.
313 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
314 parameter.
315 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
316 (onload): Add LDPT_GET_SYMBOLS_V2.
317 (all_symbols_read_hook): Use get_symbols_v2; check for
318 LDPR_PREVAILING_DEF_IRONLY_EXP.
319 * testsuite/plugin_test_3.sh: Update expected results.
320
dc87f620
ILT		 3212011-09-23 Simon Baldwin <simonb@google.com>
322
323 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
324 configuration options.
325 * configure: Regenerate.
326 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
327 * Makefile.in: Regenerate.
328 * testsuite/Makefile.in: Regenerate.
329
a8279f82
ST		 3302011-09-19 Sriraman Tallam <tmsriram@google.com>
331
332 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
333
0c9350c8
CC		 3342011-09-19 Cary Coutant <ccoutant@google.com>
335
336 * incremental.cc (can_incremental_update): Fix typo in comment.
337 * incremental.h (can_incremental_update): Likewise.
338
aa06ae28
CC		 3392011-09-18 Cary Coutant <ccoutant@google.com>
340
341 * incremental.cc (can_incremental_update): New function.
342 * incremental.h (can_incremental_update): New function.
343 * layout.cc (Layout::init_fixed_output_section): Call it.
344 (Layout::make_output_section): Don't allow patch space in .eh_frame.
345 * object.cc (Sized_relobj_file::do_layout): Call
346 can_incremental_update.
347
ebb300b2
CC		 3482011-09-13 Cary Coutant <ccoutant@google.com>
349
350 * configure.ac: Check for glibc support for gnu_indirect_function
351 support with static linking, setting automake conditional
352 IFUNC_STATIC.
353 * Makefile.in: Regenerate.
354 * configure: Regenerate.
355
356 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
357 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
358 for IFUNC_STATIC.
359 * testsuite/Makefile.in: Regenerate.
360
1206d0d5
CC		 3612011-09-13 Cary Coutant <ccoutant@google.com>
362
363 * incremental.cc (Sized_relobj_incr::do_layout): Call
364 report_comdat_group for kept comdat sections.
365 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
366 * testsuite/Makefile.in: Regenerate.
367 * testsuite/incr_comdat_test_1.cc: New source file.
368 * testsuite/incr_comdat_test_2_v1.cc: New source file.
369 * testsuite/incr_comdat_test_2_v2.cc: New source file.
370 * testsuite/incr_comdat_test_2_v3.cc: New source file.
371
40b29874
ILT		 3722011-09-13 Ian Lance Taylor <iant@google.com>
373
374 * object.cc (Sized_relobj_file::do_layout): Remove unused local
375 variable external_symbols_offset.
376
1b045aac
ILT		 3772011-09-12 Ian Lance Taylor <iant@google.com>
378
379 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
380 triggered if object has no symbols.
381
24c6c55a
DM		 3822011-09-09 David S. Miller <davem@davemloft.net>
383
384 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
385 (Output_fill_debug_line::do_write): Likewise.
386
66570254
CC		 3872011-08-29 Cary Coutant <ccoutant@google.com>
388
389 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
390 casts to match formatting specs.
391 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
392
8ea8cd50
CC		 3932011-08-26 Cary Coutant <ccoutant@google.com>
394
395 * layout.cc (Free_list::allocate): Provide guarantee of minimum
396 remaining hole size when allocating.
397 (Layout::make_output_section): Set fill methods for debug sections.
398 * layout.h (Free_list::Free_list_node): Move from private to
399 public.
400 (Free_list::set_min_hole_size): New function.
401 (Free_list::begin, Free_list::end): New functions.
402 (Free_list::min_hole_): New data member.
403 * output.cc: Include dwarf.h.
404 (Output_fill_debug_info::do_minimum_hole_size): New function.
405 (Output_fill_debug_info::do_write): New function.
406 (Output_fill_debug_line::do_minimum_hole_size): New function.
407 (Output_fill_debug_line::do_write): New function.
408 (Output_section::Output_section): Initialize new data member.
409 (Output_section::set_final_data_size): Ensure patch space is larger
410 than minimum hole size.
411 (Output_section::do_write): Fill holes in debug sections.
412 * output.h (Output_fill): New class.
413 (Output_fill_debug_info): New class.
414 (Output_fill_debug_line): New class.
415 (Output_section::set_free_space_fill): New function.
416 (Output_section::free_space_fill_): New data member.
417 * testsuite/Makefile.am (incremental_test_3): Add
418 --incremental-patch option.
419 (incremental_test_4): Likewise.
420 (incremental_test_5): Likewise.
421 (incremental_test_6): Likewise.
422 (incremental_copy_test): Likewise.
423 (incremental_common_test_1): Likewise.
424 * testsuite/Makefile.in: Regenerate.
425
7cf80422
NC		 4262011-08-26 Nick Clifton <nickc@redhat.com>
427
428 * po/es.po: Updated Spanish translation.
429
c3f7b0e5
CC		 4302011-08-01 Cary Coutant <ccoutant@google.com>
431
432 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
433 * gold/testsuite/Makefile.in: Regenerate.
434 * gold/testsuite/justsyms_exec.c: New source file.
435 * gold/testsuite/justsyms_lib.c: New source file.
436
9590bf25
CC		 4372011-08-01 Cary Coutant <ccoutant@google.com>
438
439 * layout.cc (Layout::set_segment_offsets): Don't realign text
440 segment if -Ttext was specified.
441 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
442 file type.
443 * object.h (Sized_relobj_file::e_type): New function.
444 (Sized_relobj_file::e_type_): New data member.
445 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
446 base address for ET_EXEC files.
447 * target.cc (Target::do_make_elf_object_implementation): Allow
448 ET_EXEC files with --just-symbols option.
449
dcd8d12e
CC		 4502011-07-28 Cary Coutant <ccoutant@google.com>
451
452 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
453 Add thread_number parameter.
454 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
455 * workqueue-threads.cc
456 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
457 current thread if its thread number is greater than desired thread
458 count.
459 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
460 Add thread_number parameter.
461 (Workqueue::should_cancel_thread): Likewise.
462 (Workqueue::find_runnable_or_wait): Pass thread_number to
463 should_cancel_thread.
464 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
465 parameter.
466
804eb480
ST		 4672011-07-22 Sriraman Tallam <tmsriram@google.com>
468
469 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
470 only after checking if it cannot be forced local.
471 * symtab.h (is_externally_visible): Check if the symbol is not forced
472 local.
473
f1ddb600
ILT		 4742011-07-15 Ian Lance Taylor <iant@google.com>
475
476 * options.h (class General_options): Add --print-output-format.
477 Move -EL next to -EB, for better --help output.
478 * target-select.cc: Include <cstdio>, "options.h", and
479 "parameters.h".
480 (Target_selector::do_target_bfd_name): New function.
481 (print_output_format): New function.
482 * target-select.h (class Target_selector): Update declarations.
483 (Target_selector::target_bfd_name): New function.
484 (print_output_format): Declare.
485 * main.cc: Include "target-select.h".
486 (main): Handle --print-output-format.
487 * gold.cc: Include "target-select.h".
488 (queue_initial_tasks): Handle --print-output-format when there are
489 no input files.
490 * parameters.cc (parameters_force_valid_target): Give a better
491 error message if -EB/-EL does not match target.
492 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
493 function.
494
7d172687
ILT		 4952011-07-15 Ian Lance Taylor <iant@google.com>
496
497 * i386.cc (class Output_data_plt_i386): Add layout_ field.
498 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
499 (Output_data_plt_i386::do_write): Write address of .dynamic
500 section to first entry in .got.plt section.
501 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
502 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
503 Initialize layout_.
504 (Output_data_plt_x86_64::do_write): Write address of .dynamic
505 section to first entry in .got.plt section.
506 * layout.h (Layout::dynamic_section): New function.
507
e9552f7e
ST		 5082011-07-13 Sriraman Tallam <tmsriram@google.com>
509
510 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
511 to claim_file call.
512 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
513 input_section_position_, and input_section_glob_.
514 (read_layout_from_file): Call function section_ordering_specified.
515 * layout.h (is_section_ordering_specified): New function.
516 (section_ordering_specified): New function.
517 (section_ordering_specified_): New boolean member.
518 * main.cc(main): Call load_plugins after layout object is defined.
519 * output.cc (Output_section::add_input_section): Use
520 function section_ordering_specified to check if section ordering is
521 needed.
522 * output.cc (Output_section::add_relaxed_input_section): Use
523 function section_ordering_specified to check if section ordering is
524 needed.
525 (Output_section::update_section_layout): New function.
526 (Output_section::sort_attached_input_sections): Check if input section
527 must be reordered.
528 * output.h (Output_section::update_section_layout): New function.
529 * plugin.cc (get_section_count): New function.
530 (get_section_type): New function.
531 (get_section_name): New function.
532 (get_section_contents): New function.
533 (update_section_order): New function.
534 (allow_section_ordering): New function.
535 (Plugin::load): Add the new interfaces to the transfer vector.
536 (Plugin_manager::load_plugins): New parameter.
537 (Plugin_manager::all_symbols_read): New parameter.
538 (Plugin_manager::claim_file): New parameter. Save the elf object for
539 unclaimed objects.
540 (Plugin_manager::get_elf_object): New function.
541 (Plugin_manager::get_view): Change to directly use the bool to check
542 if get_view is called from claim_file_hook.
543 * plugin.h (input_objects): New function
544 (Plugin__manager::load_plugins): New parameter.
545 (Plugin_manager::claim_file): New parameter.
546 (Plugin_manager::get_elf_object): New function.
547 (Plugin_manager::in_claim_file_handler): New function.
548 (Plugin_manager::in_claim_file_handler_): New member.
549 (layout): New function.
550 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
551 handler with an extra parameter. Make the elf object before calling
552 claim_file handler.
553 * testsuite/plugin_test.c (get_section_count): New function pointer.
554 (get_section_type): New function pointer.
555 (get_section_name): New function pointer.
556 (get_section_contents): New function pointer.
557 (update_section_order): New function pointer.
558 (allow_section_ordering): New function pointer.
559 (onload): Check if the new interfaces exist.
560
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562
563 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
564 relro section.
565 * x86_64.cc (Target_x86_64::got_section): Likewise.
566 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
567 (relro_now_test_SOURCES): New variable.
568 (relro_now_test_DEPENDENCIES): New variable.
569 (relro_now_test_LDFLAGS): New variable.
570 (relro_now_test_LDADD): New variable.
571 (relro_now_test.so): New target.
572 * testsuite/Makefile.in: Rebuild.
573
07aa62f2
ILT		 5742011-07-12 Ian Lance Taylor <iant@google.com>
575
576 PR gold/12980
577 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
578 GLOB_DAT relocation rather than a RELATIVE relocation for a
579 protected symbol when creating a shared library.
580 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
581 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
582 * testsuite/protected_main_1.cc (main): Test that protected
583 function has same address.
584
e2153196
ILT		 5852011-07-11 Ian Lance Taylor <iant@google.com>
586
587 PR gold/12979
588 * options.h (class General_options): Add -Bgroup.
589 * options.cc (General_options::finalize): If -Bgroup is set,
590 default to --unresolved-symbols=report-all.
591 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
592 * target-reloc.h (issue_undefined_symbol_error): Handle
593 --unresolved-symbols=report-all.
594
6daf5215
ILT		 5952011-07-08 Ian Lance Taylor <iant@google.com>
596
597 PR gold/11985
598 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
599 if linker script discards key sections.
600 (Layout::create_dynamic_symtab): Likewise.
601 (Layout::assign_local_dynsym_offsets): Likewise.
602 (Layout::sized_create_version_sections): Likewise.
603 (Layout::create_interp): Likewise.
604 (Layout::finish_dynamic_section): Likewise.
605 (Layout::set_dynamic_symbol_size): Likewise.
606
beabb2c6
ILT		 6072011-07-08 Ian Lance Taylor <iant@google.com>
608
609 PR gold/12386
610 * options.h (class General_options): Add --unresolved-symbols.
611 * target-reloc.h (issue_undefined_symbol_error): Check
612 --unresolved-symbols. Add comments.
613
9c16daf1
ILT		 6142011-07-08 Ian Lance Taylor <iant@google.com>
615
616 * testsuite/odr_violation2.cc (Ordering::operator()): Make
617 expression more complex.
618
191f1a2d
ILT		 6192011-07-08 Ian Lance Taylor <iant@google.com>
620
621 PR gold/11317
622 * target-reloc.h (issue_undefined_symbol_error): New inline
623 function, broken out of relocate_section.
624 (relocate_section): Call issue_undefined_symbol_error.
625 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
626 there is no TLS segment if we are about to issue an undefined
627 symbol error.
628 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
629
62855347
ILT		 6302011-07-08 Ian Lance Taylor <iant@google.com>
631
632 PR gold/12279
633 * resolve.cc (Symbol_table::should_override): Add fromtype
634 parameter. Change all callers. Give error when linking together
635 TLS and non-TLS symbol.
636 (Symbol_table::should_override_with_special): Add fromtype
637 parameter. Change all callers.
638 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
639 there is no TLS segment if we have reported some errors.
640 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
641
67181c72
ILT		 6422011-07-08 Ian Lance Taylor <iant@google.com>
643
644 PR gold/12372
645 * target.h (Target::plt_address_for_global): New function.
646 (Target::plt_address_for_local): New function.
647 (Target::plt_section_for_global): Remove.
648 (Target::plt_section_for_local): Remove.
649 (Target::do_plt_address_for_global): New virtual function.
650 (Target::do_plt_address_for_local): New virtual function.
651 (Target::do_plt_section_for_global): Remove.
652 (Target::do_plt_section_for_local): Remove.
653 (Target::register_global_plt_entry): Add Symbol_table and Layout
654 parameters.
655 * output.cc (Output_data_got::Got_entry::write): Use
656 plt_address_for_global and plt_address_for_local.
657 * layout.cc (Layout::add_target_dynamic_tags): Use size and
658 address of output section.
659 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
660 got_irelative_, and irelative_count_ fields. Update
661 declarations.
662 (Output_data_plt_i386::has_irelative_section): New function.
663 (Output_data_plt_i386::entry_count): Add irelative_count_.
664 (Output_data_plt_i386::set_final_data_size): Likewise.
665 (class Target_i386): Add got_irelative_ and rel_irelative_
666 fields. Update declarations.
667 (Target_i386::Target_i386): Initialize new fields.
668 (Target_i386::do_plt_address_for_global): New function replacing
669 do_plt_section_for_global.
670 (Target_i386::do_plt_address_for_local): New function replacing
671 do_plt_section_for_local.
672 (Target_i386::got_section): Create got_irelative_.
673 (Target_i386::rel_irelative_section): New function.
674 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
675 fields. Don't define __rel_iplt_{start,end}.
676 (Output_data_plt_i386::add_entry): Add symtab and layout
677 parameters. Change all callers. Use different PLT and GOT for
678 IFUNC symbols.
679 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
680 layout parameters. Change all callers. Use different PLT and
681 GOT.
682 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
683 (Output_data_plt_i386::rel_irelative): New function.
684 (Output_data_plt_i386::address_for_global): New function.
685 (Output_data_plt_i386::address_for_local): New function.
686 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
687 IRELATIVE GOT when changing IFUNC GOT entries.
688 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
689 reloc.
690 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
691 if we didn't create an IRELATIVE GOT.
692 (Target_i386::Relocate::relocate): Use plt_address_for_global and
693 plt_address_for_local.
694 (Target_i386::do_dynsym_value): Use plt_address_for_global.
695 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
696 got_irelative_, and irelative_count_ fields. Update
697 declarations.
698 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
699 Initialize new fields. Remove symtab parameter. Change all
700 callers.
701 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
702 irelative_count_.
703 (Output_data_plt_x86_64::has_irelative_section): New function.
704 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
705 (class Target_x86_64): Add got_irelative_ and rel_irelative_
706 fields. Update declarations.
707 (Target_x86_64::Target_x86_64): Initialize new fields.
708 (Target_x86_64::do_plt_address_for_global): New function replacing
709 do_plt_section_for_global.
710 (Target_x86_64::do_plt_address_for_local): New function replacing
711 do_plt_section_for_local.
712 (Target_x86_64::got_section): Create got_irelative_.
713 (Target_x86_64::rela_irelative_section): New function.
714 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
715 all callers. Don't create __rel_iplt_{start,end}.
716 (Output_data_plt_x86_64::add_entry): Add symtab and layout
717 parameters. Change all callers. Use different PLT and GOT for
718 IFUNC symbols.
719 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
720 layout parameters. Change all callers. Use different PLT and
721 GOT.
722 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
723 parameters. Change all callers. Use different PLT and GOT for
724 IFUNC symbols.
725 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
726 (Output_data_plt_x86_64::rela_irelative): New function.
727 (Output_data_plt_x86_64::address_for_global): New function.
728 (Output_data_plt_x86_64::address_for_local): New function.
729 (Output_data_plt_x86_64::set_final_data_size): Likewise.
730 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
731 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
732 (Target_x86_64::register_global_plt_entry): Add symtab and layout
733 parameters.
734 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
735 reloc.
736 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
737 symbols if we didn't create an IRELATIVE GOT.
738 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
739 plt_address_for_local.
740 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
741 * testsuite/ifuncvar1.c: New test file.
742 * testsuite/ifuncvar2.c: New test file.
743 * testsuite/ifuncvar3.c: New test file.
744 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
745 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
746 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
747 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
748 * testsuite/Makefile.in: Rebuild.
749
33c15b45
CC		 7502011-07-07 Cary Coutant <ccoutant@google.com>
751
752 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
753 (two_file_test_1_ndebug.o): Likewise.
754 (two_file_test_1b_ndebug.o): Likewise.
755 (two_file_test_2_ndebug.o): Likewise.
756 (two_file_test_main_ndebug.o): Likewise.
757 (incremental_test_2): Link with no-debug versions.
758
f48b5fb7
CC		 7592011-07-06 Cary Coutant <ccoutant@google.com>
760
761 * gold/incremental.cc
762 (Output_section_incremental_inputs::write_info_blocks): Check for
763 hidden and internal symbols.
764
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CC		 7652011-07-06 Cary Coutant <ccoutant@google.com>
766
767 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
768 Check disposition for startup file.
769 (Incremental_inputs::report_command_line): Ignore
770 --incremental-startup-unchanged option.
771 * options.cc (General_options::parse_incremental_startup_unchanged):
772 New function.
773 (General_options::General_options): Initialize new data member.
774 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
775 (General_options): Add --incremental-startup-unchanged option.
776 (General_options::incremental_startup_disposition): New function.
777 (General_options::incremental_startup_disposition_): New data member.
778
e24719f6
CC		 7792011-07-06 Cary Coutant <ccoutant@google.com>
780
781 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
782 input file index to Script_info ctor.
783 (Sized_incremental_binary::do_file_has_changed): Find the
784 command-line argument for files named in scripts.
785 * incremental.h (Script_info::Script_info): New ctor
786 with input file index.
787 (Script_info::input_file_index): New function.
788 (Script_info::input_file_index_): New data member.
789 (Incremental_binary::get_library): Add const.
790 (Incremental_binary::get_script_info): Add const.
791 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
792 * testsuite/Makefile.am (incremental_test_5): New test case.
793 (incremental_test_6): New test case.
794 * testsuite/Makefile.in: Regenerate.
795
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CC		 7962011-07-06 Cary Coutant <ccoutant@google.com>
797
798 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
799 debug output when command lines differ.
800
9fbd3822
CC		 8012011-07-06 Cary Coutant <ccoutant@google.com>
802
803 * incremental.cc (Incremental_inputs::report_command_line): Ignore
804 --incremental-patch option.
805 * layout.cc (Free_list::allocate): Extend allocation beyond original
806 end if enabled.
807 (Layout::make_output_section): Mark sections that should get
808 patch space.
809 * options.cc (parse_percent): New function.
810 * options.h (parse_percent): New function.
811 (DEFINE_percent): New macro.
812 (General_options): Add --incremental-patch option.
813 * output.cc (Output_section::Output_section): Initialize new data
814 members.
815 (Output_section::add_input_section): Print section name when out
816 of patch space.
817 (Output_section::add_output_section_data): Likewise.
818 (Output_section::set_final_data_size): Add patch space when
819 doing --incremental-full.
820 (Output_section::do_reset_address_and_file_offset): Remove patch
821 space.
822 (Output_segment::set_section_list_addresses): Print debug output
823 only if --incremental-update.
824 * output.h (Output_section::set_is_patch_space_allowed): New function.
825 (Output_section::is_patch_space_allowed_): New data member.
826 (Output_section::patch_space_): New data member.
827 * parameters.cc (Parameters::incremental_full): New function.
828 * parameters.h (Parameters::incremental_full): New function
829 * testsuite/Makefile.am (incremental_test_2): Add test for
830 --incremental-patch option.
831 * testsuite/Makefile.in: Regenerate.
832 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
833 (t18): Remove function body.
834
f6cccc2c
DK		 8352011-07-05 Doug Kwan <dougkwan@google.com>
836
837 PR gold/12771
838 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
839 Arm_Address type for relocation result.
840 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
841 overflow check.
842 (Arm_relocate_functions::abs32): Use unaligned access.
843 (Arm_relocate_functions::rel32): Ditto.
844 (Arm_relocate_functions::prel31): Ditto.
845 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
846 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
847 static data relocations.
848 * testsuite/Makefile.in: Regnerate.
849 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
850
28a13fec
ILT		 8512011-07-05 Ian Lance Taylor <iant@google.com>
852
853 PR gold/12392
854 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
855 symbols if necessary.
856 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
857
24d47b34
ILT		 8582011-07-05 Ian Lance Taylor <iant@google.com>
859
860 PR gold/12952
861 * resolve.cc (Symbol::override_base_with_special): Simply override
862 version with special symbol version, ignoring previous version.
863
41f9cbbe
ILT		 8642011-07-05 Ian Lance Taylor <iant@google.com>
865
866 * object.cc (Sized_relobj_file::include_section_group): Add
867 information to comment about signature location.
868
886288f1
ILT		 8692011-07-02 Ian Lance Taylor <iant@google.com>
870
871 PR gold/12957
872 * options.h (class General_options): Add -f and -F.
873 * options.cc (General_options::finalize): Fatal error if -f/-F
874 are used without -shared.
875 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
876
ae3a6d4f
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878
879 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
880
21131061
ILT		 8812011-07-01 Ian Lance Taylor <iant@google.com>
882
883 PR gold/12525
884 PR gold/12952
885 * resolve.cc (Symbol::override_base_with_special): Don't override
886 the version if the overriding symbol has a different name.
887 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
888 all callers. If we give an error about an undefined version,
889 define the base version if necessary.
890 * dynobj.h (class Versions): Update declaration.
891 * testsuite/weak_alias_test_5.cc: New file.
892 * testsuite/weak_alias_test.script: New file.
893 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
894 and versioned_alias have the right value, and call t2.
895 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
896 weak_alias_test_5.so.
897 (weak_alias_test_LDADD): Likewise.
898 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
899 * testsuite/Makefile.in: Rebuild.
900
611062c0
ILT		 9012011-07-01 Ian Lance Taylor <iant@google.com>
902
903 PR gold/12525
904 * options.h (class General_options): Support -z notext.
905 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
906 -Wl,-z,notext.
907 (two_file_shared_nonpic.so): Likewise.
908 (two_file_shared_mixed.so): Likewise.
909 (two_file_shared_mixed_1.so): Likewise.
910 (weak_undef_lib_nonpic.so): Likewise.
911 (alt/weak_undef_lib_nonpic.so): Likewise.
912 (tls_test_shared_nonpic.so): Likewise.
913 * testsuite/Makefile.in: Rebuild.
914
328c7c2f
ILT		 9152011-07-01 Ian Lance Taylor <iant@google.com>
916
917 PR gold/12525
918 * configure.ac: Test whether static linking works, setting
919 the automake conditional HAVE_STATIC.
920 * testsuite/Makefile.am: Disable tests using -static if
921 HAVE_STATIC is not true.
922 * configure, testsuite/Makefile.in: Rebuild.
923
02d7cd44
ILT		 9242011-07-01 Ian Lance Taylor <iant@google.com>
925
926 PR gold/12525
927 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
928 Assert if we see DW_EH_PE_indirect.
929 * target.h (Target::ehframe_datarel_base): New function.
930 (Target::do_ehframe_datarel_base): New target function.
931 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
932 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
933 function.
934
07a60597
ILT		 9352011-07-01 Ian Lance Taylor <iant@google.com>
936
937 PR gold/12571
938 * options.h (class General_options): Add
939 --ld-generated-unwind-info.
940 * ehframe.cc (Fde::write): Add address parameter. Change all
941 callers. If associated with PLT, fill in address and size.
942 (Cie::set_output_offset): Only add merge mapping if there is an
943 object.
944 (Cie::write): Add address parameter. Change all callers.
945 (Eh_frame::add_ehframe_for_plt): New function.
946 * ehframe.h (class Fde): Update declarations. Move shndx_ and
947 input_offset_ fields into union u_, with new plt field.
948 (Fde::Fde): Adjust for new union field.
949 (Fde::Fde) [Output_data version]: New constructor.
950 (Fde::add_mapping): Only add merge mapping if there is an object.
951 (class Cie): Update declarations.
952 (class Eh_frame): Declare add_ehframe_for_plt.
953 * layout.cc (Layout::layout_eh_frame): Break out code into
954 make_eh_frame_section, and call it.
955 (Layout::make_eh_frame_section): New function.
956 (Layout::add_eh_frame_for_plt): New function.
957 * layout.h (class Layout): Update declarations.
958 * merge.cc (Merge_map::add_mapping): Add assertion.
959 * i386.cc: Include "dwarf.h".
960 (class Output_data_plt_i386): Make first_plt_entry,
961 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
962 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
963 and plt_eh_frame_fde.
964 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
965 boundary. Call add_eh_frame_for_plt if appropriate.
966 * x86_64.cc: Include "dwarf.h".
967 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
968 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
969 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
970 and plt_eh_frame_fde.
971 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
972 appropriate.
973
14788a3f
ILT		 9742011-06-29 Ian Lance Taylor <iant@google.com>
975
976 PR gold/12629
977 * object.cc (Sized_relobj_file::layout_section): Change shdr
978 parameter to be const.
979 (Sized_relobj_file::layout_eh_frame_section): New function, broken
980 out of do_layout.
981 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
982 appropriate. Call layout_eh_frame_section.
983 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
984 sections.
985 * object.h (class Sized_relobj_file): Update declarations.
986
6c21fce1
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988
37e41b03 989 PR gold/12652
6c21fce1
ILT		 990 * script.cc (Token::integer_value): Accept trailing M/m/K/k
991 modifier.
992 (Lex::gather_token): Accept trailing M/m/K/k for integers.
993
4d5e4e62
ILT		 9942011-06-29 Ian Lance Taylor <iant@google.com>
995
996 PR gold/12675
997 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
998 SHT_X86_64_UNWIND.
999 * layout.cc (Layout::layout_eh_frame): Likewise.
1000
886f533a
ILT		 10012011-06-29 Ian Lance Taylor <iant@google.com>
1002
1003 PR gold/12695
1004 * layout.cc (Layout::symtab_section_shndx): New function.
1005 * layout.h (class Layout): Declare symtab_section_shndx.
1006 * output.cc (Output_section::write_header): Call it.
1007
f3ae1b28
ILT		 10082011-06-29 Ian Lance Taylor <iant@google.com>
1009
1010 PR gold/12818
1011 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1012 symbols which are not used in a relocation.
1013
aecf301f
ILT		 10142011-06-28 Ian Lance Taylor <iant@google.com>
1015
1016 PR gold/12898
1017 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1018 script create indistinguishable segments.
1019 (Layout::set_segment_offsets): Use stable_sort when sorting
1020 segments. Pass this to Compare_segments constructor.
1021 * layout.h (class Layout): Make segment_precedes non-static.
1022 (class Compare_segments): Change from struct to class. Add
1023 layout_ field. Add constructor.
1024 * script-sections.cc
1025 (Script_sections::attach_sections_using_phdrs_clause): Rename
1026 local orphan to is_orphan. Don't report failure to put empty
1027 section in segment. On attachment failure, report name of
1028 section, and attach to first PT_LOAD segment.
1029
03ef7571
ILT		 10302011-06-28 Ian Lance Taylor <iant@google.com>
1031
1032 PR gold/12934
1033 * target-select.cc (Target_selector::Target_selector): Add
1034 emulation parameter. Change all callers.
1035 (select_target_by_bfd_name): Rename from select_target_by_name.
1036 Change all callers.
1037 (select_target_by_emulation): New function.
1038 (supported_emulation_names): New function.
1039 * target-select.h (class Target_selector): Add emulation_ field.
1040 Update declarations.
1041 (Target_selector::recognize_by_bfd_name): Rename from
1042 recognize_by_name. Change all callers.
1043 (Target_selector::supported_bfd_names): Rename from
1044 supported_names. Change all callers.
1045 (Target_selector::recognize_by_emulation): New function.
1046 (Target_selector::supported_emulations): New function.
1047 (Target_selector::emulation): New function.
1048 (Target_selector::do_recognize_by_bfd_name): Rename from
1049 do_recognize_by_name. Change all callers.
1050 (Target_selector::do_supported_bfd_names): Rename from
1051 do_supported_names. Change all callers.
1052 (Target_selector::do_recognize_by_emulation): New function.
1053 (Target_selector::do_supported_emulations): New function.
1054 (select_target_by_bfd_name): Change name in declaration.
1055 (select_target_by_emulation): Declare.
1056 (supported_emulation_names): Declare.
1057 * parameters.cc (parameters_force_valid_target): Try to find
1058 target based on emulation from -m option.
1059 * options.h (class General_options): Change doc string for -m.
1060 * options.cc (help): Print emulations.
1061 (General_options::parse_V): Likewise.
1062 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1063 Add emulation parameter. Change all callers.
1064
200b2bb9
ILT		 10652011-06-28 Ian Lance Taylor <iant@google.com>
1066
1067 * target.h (class Target): Add osabi_ field.
1068 (Target::osabi): New function.
1069 (Target::set_osabi): New function.
1070 (Target::Target): Initialize osabi_.
1071 (Target::do_adjust_elf_header): Make pure virtual.
1072 (Sized_target::do_adjust_elf_header): Declare.
1073 * target.cc (Sized_target::do_adjust_elf_header): New function.
1074 (class Sized_target): Instantiate all versions.
1075 * freebsd.h (class Target_freebsd): Remove.
1076 (Target_selector_freebsd::do_recognize): Call set_osabi on
1077 Target.
1078 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1079 (Target_selector_freebsd::set_osabi): Remove.
1080 * i386.cc (class Target_i386): Inherit from Sized_target rather
1081 than Target_freebsd.
1082 * x86_64.cc (class Target_x86_64): Likewise.
1083
b3ce541e
ILT		 10842011-06-28 Ian Lance Taylor <iant@google.com>
1085
1086 * target.h (Target::can_check_for_function_pointers): Rewrite.
1087 Make non-virtual.
1088 (Target::can_icf_inline_merge_sections): Likewise.
1089 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1090 (Target::Target_info): Add can_icf_inline_merge_sections field.
1091 (Target::do_can_check_for_function_pointers): New virtual
1092 function.
1093 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1094 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1095 from can_check_for_function_pointers, move in file.
1096 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1097 section_may_have_icf_unsafe_poineters, move in file.
1098 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1099 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1100 Rename from can_check_for_function_pointers, move in file.
1101 (Target_i386::can_icf_inline_merge_sections): Remove.
1102 (Target_i386::i386_info): Initialize
1103 can_icf_inline_merge_sections.
1104 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1105 Initialize can_icf_inline_merge_sections.
1106 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1107 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1108 Rename from can_check_for_function_pointers, move in file.
1109 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1110 (Target_x86_64::x86_64_info): Initialize
1111 can_icf_inline_merge_sections.
1112 * testsuite/testfile.cc (Target_test::test_target_info):
1113 Likewise.
1114 * icf.cc (get_section_contents): Correct formatting.
1115
6d1c4efb
ILT		 11162011-06-27 Ian Lance Taylor <iant@google.com>
1117
1118 * symtab.cc (Symbol::versioned_name): New function.
1119 (Symbol_table::add_to_final_symtab): Use versioned_name when
1120 appropriate.
1121 (Symbol_table::sized_write_symbol): Likewise.
1122 * symtab.h (class Symbol): Declare versioned_name.
1123 * stringpool.h (class Stringpool_template): Add variant of add
1124 which takes a std::basic_string.
1125 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1126 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1127 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1128 (ver_test_12.o): New target.
1129 * testsuite/Makefile.in: Rebuild.
1130
57eb9b50
DK		 11312011-06-27 Doug Kwan <dougkwan@google.com>
1132
1133 * arm.cc (Arm_relocate_functions::thm_jump8,
1134 Arm_relocate_functions::thm_jump11): Use a wider signed
1135 type to compute offset.
1136 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1137 arm_thm_jump8.
1138 * testsuite/Makefile.in: Regenerate.
1139 * testsuite/arm_branch_in_range.sh: Check test results of
1140 arm_thm_jump11 and arm_thm_jump8.
1141 * testsuite/arm_thm_jump11.s: New test source file.
1142 * testsuite/arm_thm_jump11.t: New linker script.
1143 * testsuite/arm_thm_jump8.s: New test source file.
1144 * testsuite/arm_thm_jump8.t: New linker script.
1145
487b39df
ILT		 11462011-06-24 Ian Lance Taylor <iant@google.com>
1147
1148 * layout.cc: Include "object.h".
1149 (ctors_sections_in_init_array): New static variable.
1150 (Layout::is_ctors_in_init_array): New function.
1151 (Layout::layout): Add entry to ctors_sections_in_init_array if
1152 appropriate.
1153 * layout.h (class Layout): Declare is_ctors_in_init_array.
1154 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1155 is_ctors_reverse_view is set.
1156 (Sized_relobj_file::write_sections): Add layout parameter. Change
1157 all callers. Set is_ctors_reverse_view field of View_size.
1158 (Sized_relobj_file::reverse_words): New function.
1159 * object.h (Sized_relobj_file::View_size): Add
1160 is_ctors_reverse_view field.
1161 (class Sized_relobj_file): Update declarations.
1162 * testsuite/initpri3.c: New test.
1163 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1164 initpri3b.
1165 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1166 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1167 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1168 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1169 * testsuite/Makefile.in: Rebuild.
1170
472076e4
CC		 11712011-06-24 Cary Coutant <ccoutant@google.com>
1172
1173 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1174 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1175 (debug_msg_cdebug.err): New targets.
1176 * testsuite/Makefile.in: Regenerate.
1177 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1178 Fix checks for link with shared library.
1179
a60af0db
DK		 11802011-06-24 Doug Kwan <dougkwan@google.com>
1181
1182 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1183 skip empty text sections.
1184 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1185
5393d741
ILT		 11862011-06-22 Ian Lance Taylor <iant@google.com>
1187
1188 PR gold/12910
1189 * options.h (class General_options): Add --ctors-in-init-array.
1190 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1191 friends as SHT_PROGBITS for merging sections.
1192 (Layout::layout): Remove special handling of .init_array and
1193 friends. Don't sort if doing relocatable link. Sort for .ctors
1194 and .dtors if ctors_in_init_array.
1195 (Layout::make_output_section): Force correct section types for
1196 .init_array and friends. Don't sort if doing relocatable link,
1197 Don't sort .ctors and .dtors if ctors_in_init_array.
1198 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1199 (Layout::output_section_name): Add relobj parameter. Change all
1200 callers. Handle .ctors. and .dtors. in code rather than table.
1201 Handle .ctors and .dtors if ctors_in_init_array.
1202 (Layout::match_file_name): New function, moved from output.cc.
1203 * layout.h (class Layout): Update declarations.
1204 * output.cc: Include "layout.h".
1205 (Input_section_sort_entry::get_priority): New function.
1206 (Input_section_sort_entry::match_file_name): Just call
1207 Layout::match_file_name.
1208 (Output_section::Input_section_sort_init_fini_compare::operator()):
1209 Handle .ctors and .dtors. Sort by explicit priority rather than
1210 by name.
1211 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1212 * testsuite/initpri2.c: New test.
1213 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1214 (check_PROGRAMS): Add initpri2.
1215 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1216 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1217 * configure, testsuite/Makefile.in: Rebuild.
1218
e1f74f98
ILT		 12192011-06-19 Ian Lance Taylor <iant@google.com>
1220
1221 PR gold/12880
1222 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1223 .interp section to a PT_INTERP segment even if we have seen a
1224 --dynamic-linker option. Don't do it if we have seen a PHDRS
1225 clause in a linker script.
1226 (Layout::finalize): Don't create a .interp section if we've
1227 already create a PT_INTERP segment.
1228 (Layout::create_interp): Always call choose_output_section (revert
1229 patch of 2011-06-17). Don't create PT_INTERP segment.
1230 * script-sections.cc
1231 (Script_sections::create_note_and_tls_segments): Add a .interp
1232 section to a PT_INTERP segment even if we have seen a
1233 --dynamic-linker option.
1234
766f91bb
ILT		 12352011-06-18 Ian Lance Taylor <iant@google.com>
1236
1237 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1238 merely because a non-PT_LOAD segment has a dynamic reloc.
1239
0d212c3a
ILT		 12402011-06-18 Ian Lance Taylor <iant@google.com>
1241
1242 * layout.cc (Layout::finish_dynamic_section): Don't create
1243 DT_FLAGS entry if not needed.
1244
911a5072
ILT		 12452011-06-18 Ian Lance Taylor <iant@google.com>
1246
1247 PR gold/12745
1248 * layout.cc (Layout::layout_eh_frame): Correct handling of
1249 writable .eh_frame section.
1250
534b4e5f
ILT		 12512011-06-17 Ian Lance Taylor <iant@google.com>
1252
1253 PR gold/12893
1254 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1255 symbol is redefined with the exact same object and value.
1256
10b4f102
ILT		 12572011-06-17 Ian Lance Taylor <iant@google.com>
1258
1259 PR gold/12880
1260 * layout.h (class Layout): Add interp_segment_ field.
1261 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1262 (Layout::attach_allocated_section_to_segment): If making shared
1263 library, put .interp section in PT_INTERP segment.
1264 (Layout::finalize): Also call create_interp if -dynamic-linker
1265 option was used.
1266 (Layout::create_interp): Assert that there is no PT_INTERP
1267 segment. If not using a SECTIONS clause, use make_output_section.
1268 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1269 * script-sections.cc
1270 (Script_sections::create_note_and_tls_segments): If making shared
1271 library, put .interp section in PT_INTERP segment.
1272
a29b0dad
ILT		 12732011-06-17 Ian Lance Taylor <iant@google.com>
1274
e588ea8d
ILT		 1275 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1276 when making a shared library.
1277
12782011-06-17 Ian Lance Taylor <iant@google.com>
1279
1280 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1281 parameter. Change all callers. Don't issue warning about PC32
1282 against locally defined symbol.
a29b0dad 1283
9d3b0698
ILT		 12842011-06-16 Ian Lance Taylor <iant@google.com>
1285
1286 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1287 occurs in same object.
1288
85b0f90c
AM		 12892011-06-14 Alan Modra <amodra@gmail.com>
1290
1291 * po/POTFILES.in: Regenerate.
1292
a94907d9
ILT		 12932011-06-09 Ian Lance Taylor <iant@google.com>
1294
1295 * script-sections.cc
1296 (Orphan_output_section::set_section_addresses): For a relocatable
1297 link set address to 0.
1298
4fb3a1c3
CC		 12992011-06-09 Cary Coutant <ccoutant@google.com>
1300
1301 PR gold/12804
1302 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1303 used with --compress-debug-sections.
1304 * gold/object.cc (Sized_relobj_file::do_layout): Report
1305 uncompressed size of compressed input sections.
1306
61220854
CC		 13072011-06-08 Cary Coutant <ccoutant@google.com>
1308
1309 PR gold/12804
1310 * testsuite/two_file_test_2_v1.cc: Change initialization of
1311 v2 to keep it in .data.
1312
e6455dfb
CC		 13132011-06-07 Cary Coutant <ccoutant@google.com>
1314
1315 * common.cc (Symbol_table::do_allocate_commons_list): Call
1316 gold_fallback.
1317 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1318 (Errors::fallback): New function.
1319 (gold_fallback): New function.
1320 * errors.h (Errors::fallback): New function.
1321 * gold.cc (gold_exit): Change status parameter to enum; adjust
1322 all callers.
1323 (queue_initial_tasks): Call gold_fallback.
1324 * gold.h: Include cstdlib.
1325 (Exit_status): New enum type.
1326 (gold_exit): Change status parameter to enum.
1327 (gold_fallback): New function.
1328 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1329 (Layout::create_symtab_sections): Likewise.
1330 (Layout::create_shdrs): Likewise.
1331 * main.cc (main): Adjust call to gold_exit.
1332 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1333 (Output_data_got::add_got_entry_pair): Likewise.
1334 (Output_section::add_input_section): Likewise.
1335 (Output_section::add_output_section_data): Likewise.
1336 (Output_segment::set_section_list_addresses): Likewise.
1337 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1338
fb0e076f
CC		 13392011-06-07 Cary Coutant <ccoutant@google.com>
1340
1341 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1342 for incremental links.
1343 * output.cc (Output_segment::set_section_list_addresses): Remove
1344 FIXME and test for TLS or BSS.
1345
a5ee4d5d
CC		 13462011-06-07 Cary Coutant <ccoutant@google.com>
1347
1348 * testsuite/Makefile.am: Add incremental_copy_test,
1349 incremental_common_test_1.
1350 * testsuite/Makefile.in: Regenerate.
1351 * testsuite/common_test_1_v1.c: New source file.
1352 * testsuite/common_test_1_v2.c: New source file.
1353 * testsuite/copy_test_v1.cc: New source file.
1354
5146f448
CC		 13552011-06-07 Cary Coutant <ccoutant@google.com>
1356
1357 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1358 update, allocate common from bss section's free list.
1359 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1360 linker-defined symbols.
1361 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1362 Skip GOT and PLT entries that are no longer referenced.
1363 (Output_section_incremental_inputs::write_info_blocks): Mark
1364 linker-defined symbols.
1365 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1366 * output.cc (Output_section::allocate): New function.
1367 * output.h (Output_section::allocate): New function.
1368 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1369 linker-defined symbols.
1370 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1371 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1372 (Symbol::init_base_output_data): Likewise.
1373 (Symbol::init_base_output_segment): Likewise.
1374 (Symbol::init_base_constant): Likewise.
1375 (Sized_symbol::init_output_data): Likewise.
1376 (Sized_symbol::init_output_segment): Likewise.
1377 (Sized_symbol::init_constant): Likewise.
1378 (Symbol_table::do_define_in_output_data): Likewise.
1379 (Symbol_table::do_define_in_output_segment): Likewise.
1380 (Symbol_table::do_define_as_constant): Likewise.
1381 * symtab.h (Symbol::is_predefined): New function.
1382 (Symbol::init_base_output_data): Add is_predefined parameter.
1383 (Symbol::init_base_output_segment): Likewise.
1384 (Symbol::init_base_constant): Likewise.
1385 (Symbol::is_predefined_): New data member.
1386 (Sized_symbol::init_output_data): Add is_predefined parameter.
1387 (Sized_symbol::init_output_segment): Likewise.
1388 (Sized_symbol::init_constant): Likewise.
1389 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1390
26d3c67d
CC		 13912011-06-07 Cary Coutant <ccoutant@google.com>
1392
1393 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1394 instead of emit_copy_reloc.
1395 (Copy_relocs::emit_copy_reloc): Refactor.
1396 (Copy_relocs::make_copy_reloc): New function.
1397 (Copy_relocs::add_copy_reloc): Remove.
1398 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1399 section.
1400 (Copy_relocs::make_copy_reloc): New function.
1401 (Copy_relocs::add_copy_reloc): Remove.
1402 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1403 unchanged input files.
1404 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1405 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1406 Reserve BSS space for COPY relocations.
1407 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1408 (Output_section_incremental_inputs::write_info_blocks): Record
1409 whether a symbol is copied from a shared object.
1410 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1411 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1412 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1413 (Incremental_input_entry_reader::get_output_symbol_index): Add
1414 is_copy parameter.
1415 (Incremental_binary::emit_copy_relocs): New function.
1416 (Incremental_binary::do_emit_copy_relocs): New function.
1417 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1418 new data member.
1419 (Sized_incremental_binary::add_copy_reloc): New function.
1420 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1421 (Sized_incremental_binary::Copy_reloc): New struct.
1422 (Sized_incremental_binary::Copy_relocs): New typedef.
1423 (Sized_incremental_binary::copy_relocs_): New data member.
1424 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1425 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1426 * target.h (Sized_target::emit_copy_reloc): New function.
1427 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1428
7cdb37d9
CC		 14292011-06-02 Cary Coutant <ccoutant@google.com>
1430
1431 PR gold/12163
1432 * gold/archive.cc (Archive::Archive): Initialize new data member.
1433 (Archive::include_all_members): Return if archive has already been
1434 included.
1435 * gold/archive.h (Archive::include_all_members_): New data member.
1436
cc643b88
NC		 14372011-06-02 Nick Clifton <nickc@redhat.com>
1438
1439 * dynobj.h: Fix spelling mistake in comment.
1440 * output.cc: Likewise.
1441
f62a3ca7
DK		 14422011-05-31 Doug Kwan <dougkwan@google.com>
1443 Asier Llano
1444
1445 PR gold/12826
cc643b88 1446 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1447 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1448 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1449 redundant arm_exidx_test.so.
1450 * testsuite/Makefile.in: Regenerate.
1451 (check_SCRIPTS): Add pr12826.sh
1452 (check_DATA): Add pr12826.stdout
1453 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1454 * testsuite/pr12826.sh: New file.
1455 * testsuite/pr12826_1.s: Ditto.
1456 * testsuite/pr12826_1.s: Ditto.
1457
8dbe1edc
ILT		 14582011-05-30 Ian Lance Taylor <iant@google.com>
1459
1460 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1461 sections.
1462
c49875be
ILT		 14632011-05-29 Ian Lance Taylor <iant@google.com>
1464
1465 PR gold/12804
1466 * testsuite/Makefile.am: Use different file name for two_file_test
1467 temporary file for each incremental test.
1468 * testsuite/Makefile.in: Rebuild.
1469
69d53f7a
ILT		 14702011-05-29 Ian Lance Taylor <iant@google.com>
1471
1472 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1473 binary input file is empty.
1474
41d0ab5f
ILT		 14752011-05-27 Ian Lance Taylor <iant@google.com>
1476
1477 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1478 (ver_test_9.so): Likewise.
1479 * testsuite/Makefile.in: Rebuild.
1480
89d8a36b
CC		 14812011-05-26 Cary Coutant <ccoutant@google.com>
1482
1483 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1484 * incremental.cc (Incremental_inputs::report_input_section): Fix
1485 comment, indentation.
1486 (Incremental_inputs::report_comdat_group): New function.
1487 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1488 of data for incremental input file entry.
1489 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1490 group count, COMDAT group signatures.
1491 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1492 an unchanged input file.
1493 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1494 Initialize new data member.
1495 (Incremental_object_entry::add_comdat_group): New function.
1496 (Incremental_object_entry::get_comdat_group_count): New function.
1497 (Incremental_object_entry::get_comdat_signature_key): New function.
1498 (Incremental_object_entry::groups_): New data member.
1499 (Incremental_inputs::report_comdat_group): New function.
1500 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1501 data for incremental input file entry.
1502 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1503 (Incremental_input_entry_reader::get_input_section): Adjust size of
1504 data for incremental input file entry.
1505 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1506 (Incremental_input_entry_reader::get_comdat_group_signature): New
1507 function.
1508 * object.cc (Sized_relobj::include_section_group): Report kept
1509 COMDAT groups for incremental links.
1510
1706a06f
ILT		 15112011-05-24 David Meyer <pdox@google.com>
1512
1513 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1514 with name parameter. Add found_name parameter.
1515 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1516 * dirsearch.h (class Dirsearch): Update declaration.
1517
a10ae760
ILT		 15182011-05-24 Ian Lance Taylor <iant@google.com>
1519
1520 * archive.cc (Library_base::should_include_member): Pull in object
1521 from archive if it defines the entry symbol.
1522 * parameters.cc (Parameters::entry): New function.
1523 * parameters.h (class Parameters): Declare entry.
1524 * output.h (class Output_file_header): Remove entry_ field.
1525 * output.cc (Output_file_header::Output_file_header): Remove entry
1526 parameter. Change all callers.
1527 (Output_file_header::entry): Use parameters->entry.
1528 * gold.cc (queue_middle_tasks): Likewise.
1529 * plugin.cc (Plugin_hook::run): Likewise.
1530
aa92d6ed
CC		 15312011-05-24 Cary Coutant <ccoutant@google.com>
1532
1533 * gold.cc (queue_initial_tasks): Pass incremental base filename
1534 to Output_file::open_base_file; don't print error message.
1535 * incremental-dump.cc (main): Adjust call to
1536 Output_file::open_for_modification.
1537 * incremental-dump.cc (main): Likewise.
1538 * incremental.cc (Incremental_inputs::report_command_line):
1539 Ignore --incremental-base option when comparing command lines.
1540 Ignore parameter when given as separate argument.
1541 * options.h (class General_options): Add --incremental-base.
1542 * output.cc (Output_file::Output_file):
1543 (Output_file::open_base_file): Add base_name and writable parameters;
1544 read base file into new file; print error message here.
1545 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1546 callers.
1547 * output.h (Output_file::open_for_modification): Rename to...
1548 (Output_file::open_base_file): ...this; add base_name and
1549 writable parameters; adjust all callers.
1550 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1551 callers.
1552 * testsuite/Makefile.am (incremental_test_4): Test
1553 --incremental-base.
1554 * testsuite/Makefile.in: Regenerate.
1555
2eedd706
CC		 15562011-05-24 Cary Coutant <ccoutant@google.com>
1557
1558 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1559 incremental_test_4.
1560 * testsuite/Makefile.in: Regenerate.
1561 * testsuite/two_file_test_1_v1.cc: New test source file.
1562 * testsuite/two_file_test_1b_v1.cc: New test source file.
1563 * testsuite/two_file_test_2_v1.cc: New test source file.
1564
0f1c85a6
CC		 15652011-05-24 Cary Coutant <ccoutant@google.com>
1566
1567 * dynobj.h (Dynobj::do_dynobj): New function.
1568 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1569 flag and soname for shared objects.
1570 * incremental.cc (Incremental_inputs::report_object): Make
1571 either Incremental_object_entry or Incremental_dynobj_entry; add
1572 soname to string table.
1573 (Incremental_inputs::report_input_section): Add assertion.
1574 (Output_section_incremental_inputs::set_final_data_size): Adjust
1575 type of input file entry for shared libraries; adjust size of
1576 shared library info entry.
1577 (Output_section_incremental_inputs::write_input_files): Write
1578 as_needed flag for shared libraries.
1579 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1580 of input file entry for shared libraries; write soname.
1581 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1582 soname from incremental info.
1583 * incremental.h (enum Incremental_input_flags): Add
1584 INCREMENTAL_INPUT_AS_NEEDED.
1585 (Incremental_input_entry::Incremental_input_entry): Initialize new
1586 data member.
1587 (Incremental_input_entry::set_as_needed): New function.
1588 (Incremental_input_entry::as_needed): New function.
1589 (Incremental_input_entry::do_dynobj_entry): New function.
1590 (Incremental_input_entry::as_needed_): New data member.
1591 (Incremental_object_entry::Incremental_object_entry): Don't check
1592 for shared library.
1593 (Incremental_object_entry::do_type): Likewise.
1594 (class Incremental_dynobj_entry): New class.
1595 (Incremental_input_entry_reader::as_needed): New function.
1596 (Incremental_input_entry_reader::get_soname): New function.
1597 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1598 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1599 size of shared library info entry.
1600 * layout.cc (Layout::finish_dynamic_section): Don't test for
1601 incremental link when adding DT_NEEDED entries.
1602 * object.h (Object::Object): Initialize new data member.
1603 (Object::dynobj): New function.
1604 (Object::set_as_needed): New function.
1605 (Object::as_needed): New function.
1606 (Object::do_dynobj): New function.
1607 (Object::as_needed_): New data member.
1608
6fa2a40b
CC		 16092011-05-24 Cary Coutant <ccoutant@google.com>
1610
1611 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1612 info; adjust display of GOT entries.
1613 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1614 vector of input objects; remove file_status_.
1615 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1616 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1617 got_plt reader; call target hooks to reserve GOT entries.
1618 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1619 of input file info header and GOT info entry.
1620 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1621 relocation info.
1622 (Got_plt_view_info::got_descriptor): Remove.
1623 (Got_plt_view_info::sym_index): New data member.
1624 (Got_plt_view_info::input_index): New data member.
1625 (Local_got_offset_visitor::visit): Write input file index.
1626 (Global_got_offset_visitor::visit): Write 0 for input file index.
1627 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1628 with sym_index and input_index.
1629 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1630 incremental info GOT entry; replace got_descriptor with input_index.
1631 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1632 map from input file index to object.
1633 (Sized_relobj_incr::do_layout): Replace direct data member reference
1634 with accessor function.
1635 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1636 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1637 Adjust size of input file info header.
1638 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1639 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1640 (Incremental_input_entry_reader::get_input_section): Adjust size of
1641 input file info header.
1642 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1643 of incremental info GOT entry.
1644 (Incremental_got_plt_reader::get_got_desc): Remove.
1645 (Incremental_got_plt_reader::get_got_symndx): New function.
1646 (Incremental_got_plt_reader::get_got_input_index): New function.
1647 (Sized_incremental_binary::Sized_incremental_binary): Remove
1648 file_status_; add input_objects_.
1649 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1650 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1651 (Sized_incremental_binary::file_is_unchanged): Remove.
1652 (Sized_incremental_binary::set_input_object): New function.
1653 (Sized_incremental_binary::input_object): New function.
1654 (Sized_incremental_binary::file_status_): Remove.
1655 (Sized_incremental_binary::input_objects_): New data member.
1656 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1657 references.
1658 (Sized_relobj_incr::invalid_address): Move to base class.
1659 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1660 class.
1661 (Sized_relobj_incr::do_output_section_offset): Likewise.
1662 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1663 (Sized_relobj_incr::section_offsets_): Likewise.
1664 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1665 function.
1666 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1667 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1668 with accessor function.
1669 (Sized_relobj_file::do_layout): Likewise.
1670 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1671 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1672 (Sized_relobj_file::compute_final_local_value): Replace refs to
1673 section_offsets_ with accessor function.
1674 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1675 * object.h (Relobj::Relobj): Initialize new data members.
1676 (Relobj::add_dyn_reloc): New function.
1677 (Relobj::first_dyn_reloc): New function.
1678 (Relobj::dyn_reloc_count): New function.
1679 (Relobj::first_dyn_reloc_): New data member.
1680 (Relobj::dyn_reloc_count_): New data member.
1681 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1682 references.
1683 (Sized_relobj::Address): New typedef.
1684 (Sized_relobj::invalid_address): Move here from child class.
1685 (Sized_relobj::Sized_relobj): Initialize new data members.
1686 (Sized_relobj::sized_relobj): New function.
1687 (Sized_relobj::is_output_section_offset_invalid): Move here from
1688 child class.
1689 (Sized_relobj::get_output_section_offset): Likewise.
1690 (Sized_relobj::local_has_got_offset): Likewise.
1691 (Sized_relobj::local_got_offset): Likewise.
1692 (Sized_relobj::set_local_got_offset): Likewise.
1693 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1694 (Sized_relobj::clear_got_offsets): New function.
1695 (Sized_relobj::section_offsets): Move here from child class.
1696 (Sized_relobj::do_output_section_offset): Likewise.
1697 (Sized_relobj::do_set_section_offset): Likewise.
1698 (Sized_relobj::Local_got_offsets): Likewise.
1699 (Sized_relobj::local_got_offsets_): Likewise.
1700 (Sized_relobj::section_offsets_): Likewise.
1701 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1702 references.
1703 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1704 class.
1705 (Sized_relobj_file::sized_relobj): New function
1706 (Sized_relobj_file::local_has_got_offset): Move to base class.
1707 (Sized_relobj_file::local_got_offset): Likewise.
1708 (Sized_relobj_file::set_local_got_offset): Likewise.
1709 (Sized_relobj_file::get_output_section_offset): Likewise.
1710 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1711 (Sized_relobj_file::do_output_section_offset): Likewise.
1712 (Sized_relobj_file::do_set_section_offset): Likewise.
1713 (Sized_relobj_file::Local_got_offsets): Likewise.
1714 (Sized_relobj_file::local_got_offsets_): Likewise.
1715 (Sized_relobj_file::section_offsets_): Likewise.
1716 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1717 (all constructors).
1718 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1719 (Output_reloc::get_symbol_index): Likewise.
1720 (Output_reloc::local_section_offset): Likewise.
1721 (Output_reloc::get_address): Likewise.
1722 (Output_reloc::symbol_value): Likewise.
1723 (Output_data_got::reserve_slot): Move to class definition.
1724 (Output_data_got::reserve_local): New function.
1725 (Output_data_got::reserve_slot_for_global): Remove.
1726 (Output_data_got::reserve_global): New function.
1727 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1728 (all constructors, two instantiations).
1729 (Output_reloc::get_relobj): New function (two instantiations).
1730 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1731 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1732 (Output_data_reloc::add_global): Adjust type of relobj.
1733 (Output_data_reloc::add_global_relative): Likewise.
1734 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1735 (Output_data_reloc::add_local): Likewise.
1736 (Output_data_reloc::add_local_relative): Likewise.
1737 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1738 (Output_data_reloc::add_local_section): Likewise.
1739 (Output_data_reloc::add_output_section): Likewise.
1740 (Output_data_reloc::add_absolute): Likewise.
1741 (Output_data_reloc::add_target_specific): Likewise.
1742 (Output_data_got::reserve_slot): Move definition here.
1743 (Output_data_got::reserve_local): New function.
1744 (Output_data_got::reserve_global): New function.
1745 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1746 section_offsets_ with accessor function.
1747 (Sized_relobj_file::write_sections): Likewise.
1748 (Sized_relobj_file::do_relocate_sections): Likewise.
1749 * target.h (Sized_target::reserve_local_got_entry): New function.
1750 (Sized_target::reserve_global_got_entry): New function.
1751 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1752 (Target_x86_64::reserve_global_got_entry): New function.
1753 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1754
4829d394
CC		 17552011-05-23 Cary Coutant <ccoutant@google.com>
1756
1757 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1758 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1759 bit when checking got_type.
1760 * incremental.cc (Sized_incremental_binary::setup_readers):
1761 Store symbol table and string table locations; initialize bit vector
1762 of file status flags.
1763 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1764 unchanged files.
1765 (Sized_incremental_binary::do_process_got_plt): New function.
1766 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1767 (Output_section_incremental_inputs::set_final_data_size): Record
1768 file index for each input file.
1769 (Output_section_incremental_inputs::write_got_plt): Store file index
1770 instead of input entry offset for each GOT entry.
1771 * incremental.h
1772 (Incremental_input_entry::Incremental_input_entry): Initialize new
1773 data member.
1774 (Incremental_input_entry::set_offset): Store file index.
1775 (Incremental_input_entry::get_file_index): New function.
1776 (Incremental_input_entry::file_index_): New data member.
1777 (Incremental_binary::process_got_plt): New function.
1778 (Incremental_binary::do_process_got_plt): New function.
1779 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1780 data members.
1781 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1782 (Sized_incremental_binary::set_file_is_unchanged): New function.
1783 (Sized_incremental_binary::file_is_unchanged): New function.
1784 (Sized_incremental_binary::do_process_got_plt): New function.
1785 (Sized_incremental_binary::file_status_): New data member.
1786 (Sized_incremental_binary::main_symtab_loc_): New data member.
1787 (Sized_incremental_binary::main_strtab_loc_): New data member.
1788 * output.cc (Output_data_got::Got_entry::write): Add case
1789 RESERVED_CODE.
1790 (Output_data_got::add_global): Call add_got_entry.
1791 (Output_data_got::add_global_plt): Likewise.
1792 (Output_data_got::add_global_with_rel): Likewise.
1793 (Output_data_got::add_global_with_rela): Likewise.
1794 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1795 (Output_data_got::add_global_pair_with_rela): Likewise.
1796 (Output_data_got::add_local): Call add_got_entry.
1797 (Output_data_got::add_local_plt): Likewise.
1798 (Output_data_got::add_local_with_rel): Likewise.
1799 (Output_data_got::add_local_with_rela): Likewise.
1800 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1801 (Output_data_got::add_local_pair_with_rela): Likewise.
1802 (Output_data_got::reserve_slot): New function.
1803 (Output_data_got::reserve_slot_for_global): New function.
1804 (Output_data_got::add_got_entry): New function.
1805 (Output_data_got::add_got_entry_pair): New function.
1806 (Output_section::add_output_section_data): Edit FIXME.
1807 * output.h
1808 (Output_section_data_build::Output_section_data_build): New
1809 constructor with size parameter.
1810 (Output_data_space::Output_data_space): Likewise.
1811 (Output_data_got::Output_data_got): Initialize new data member; new
1812 constructor with size parameter.
1813 (Output_data_got::add_constant): Call add_got_entry.
1814 (Output_data_got::reserve_slot): New function.
1815 (Output_data_got::reserve_slot_for_global): New function.
1816 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1817 (Output_data_got::add_got_entry): New function.
1818 (Output_data_got::add_got_entry_pair): New function.
1819 (Output_data_got::free_list_): New data member.
1820 * target.h (Sized_target::init_got_plt_for_update): New function.
1821 (Sized_target::register_global_plt_entry): New function.
1822 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1823 Initialize new data member; call init; add constructor with PLT count.
1824 (Output_data_plt_x86_64::init): New function.
1825 (Output_data_plt_x86_64::add_relocation): New function.
1826 (Output_data_plt_x86_64::reserve_slot): New function.
1827 (Output_data_plt_x86_64::free_list_): New data member.
1828 (Target_x86_64::init_got_plt_for_update): New function.
1829 (Target_x86_64::register_global_plt_entry): New function.
1830 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1831 incremental updates.
1832 (Output_data_plt_x86_64::add_relocation): New function.
1833 * testsuite/object_unittest.cc (Object_test): Set default options.
1834
ec69d6da
ILT		 18352011-05-16 Ian Lance Taylor <iant@google.com>
1836
1837 * options.h (class General_options): Make -i a synonym for -r.
1838
732e31de
ILT		 18392011-05-16 Ian Lance Taylor <iant@google.com>
1840
1841 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1842
403676b5
CC		 18432011-05-10 Cary Coutant <ccoutant@google.com>
1844
1845 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1846 strip_all (-s).
1847
5b7b7d6e
ILT		 18482011-05-06 Ian Lance Taylor <iant@google.com>
1849
1850 * layout.cc (Layout::layout): If the output section flags change,
1851 update the ordering.
1852
f0f9babf
CC		 18532011-04-25 Cary Coutant <ccoutant@google.com>
1854
1855 * incremental-dump.cc (dump_incremental_inputs): Print local
1856 symbol info for each input file.
1857 * incremental.cc
1858 (Output_section_incremental_inputs::set_final_data_size): Add local
1859 symbol info to input file entries in incremental info.
1860 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1861 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1862 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1863 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1864 implementation.
1865 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1866 (Sized_incr_relobj::do_relocate): Write the local symbols.
1867 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1868 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1869 Adjust size of input file header.
1870 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1871 (Incremental_inputs_reader::get_local_symbol_count): New function.
1872 (Incremental_inputs_reader::get_input_section): Adjust size of input
1873 file header.
1874 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1875 (Sized_incr_relobj::This): New typedef.
1876 (Sized_incr_relobj::sym_size): New const data member.
1877 (Sized_incr_relobj::Local_symbol): New struct.
1878 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1879 (Sized_incr_relobj::do_local_symbol_offset): New function.
1880 (Sized_incr_relobj::local_symbol_count_): New data member.
1881 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1882 (Sized_incr_relobj::local_symbol_index_): New data member.
1883 (Sized_incr_relobj::local_symbol_offset_): New data member.
1884 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1885 (Sized_incr_relobj::local_symbols_): New data member.
1886 * object.h (Relobj::output_local_symbol_count): New function.
1887 (Relobj::local_symbol_offset): New function.
1888 (Relobj::do_output_local_symbol_count): New function.
1889 (Relobj::do_local_symbol_offset): New function.
1890 (Sized_relobj::do_output_local_symbol_count): New function.
1891 (Sized_relobj::do_local_symbol_offset): New function.
1892
d0a9ace3
ILT		 18932011-04-22 Vladimir Simonov <sv@sw.ru>
1894
1895 * descriptors.cc (set_close_on_exec): New function.
1896 (Descriptors::open): Use set_close_on_exec.
1897 * output.cc (S_ISLNK): Define if not defined.
1898
94a3fc8b
CC		 18992011-04-22 Cary Coutant <ccoutant@google.com>
1900
1901 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1902 global symbol map.
1903 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1904 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1905 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1906 relocations.
1907 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1908 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1909 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1910 * incremental.h
1911 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1912 function.
1913 (Incremental_binary::apply_incremental_relocs): New function.
1914 (Incremental_binary::do_apply_incremental_relocs): New function.
1915 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1916 data member.
1917 (Sized_incremental_binary::add_global_symbol): New function.
1918 (Sized_incremental_binary::global_symbol): New function.
1919 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1920 (Sized_incremental_binary::symbol_map_): New data member.
1921 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1922 * target.h (Sized_target::apply_relocation): New function.
1923 * target-reloc.h (apply_relocation): New function.
1924 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1925
c87e4302
DK		 19262011-04-22 Doug Kwan <dougkwan@google.com>
1927
1928 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1929 flag of a SHT_ARM_EXIDX section.
1930 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1931 * testsuite/Makefile.in: Regenerate.
1932 * testsuite/arm_exidx_test.s: New file.
1933 * testsuite/arm_exidx_test.sh: Same.
1934
e7782cf6
CC		 19352011-04-20 Cary Coutant <ccoutant@google.com>
1936
1937 PR gold/12689
1938 * archive.h (Incremental_archive_entry::Archive_member):
1939 Initialize arg_serial_ (second constructor).
1940
308ecdc7
ILT		 19412011-04-17 Ian Lance Taylor <iant@google.com>
1942
1943 * object.cc (Relocate_info::location): Simplify location string.
1944 * errors.cc (Errors::error_at_location): Don't print program
1945 name.
1946 (Errors::warning_at_location): Likewise.
1947 (Errors::undefined_symbol): Likewise.
1948 * testsuite/debug_msg.sh: Update accordingly.
1949
bec5b579
CC		 19502011-04-14 Cary Coutant <ccoutant@google.com>
1951
1952 * gold/layout.cc (Layout::symtab_section_offset): New function.
1953 * gold/layout.h (Layout::symtab_section_offset): New function.
1954 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1955
88597d34
ILT		 19562011-04-12 Ian Lance Taylor <iant@google.com>
1957
1958 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1959 with MREMAP_MAYMOVE.
1960 * output.h (class Output_file): Add map_is_allocated_ field.
1961 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1962 not available, provide stubs. If mremap is not available, #define
1963 it to gold_mremap.
1964 (MREMAP_MAYMOVE): Define if not defined.
1965 (Output_file::Output_file): Initialize map_is_allocated_.
1966 (Output_file::resize): Check map_is_allocated_.
1967 (Output_file::map_anonymous): If mmap fails, use malloc.
1968 (Output_file::unmap): Don't do anything for an anonymous map.
1969 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1970 is not available, provide stubs.
1971 (File_read::View::~View): Use free rather than delete[].
1972 (File_read::make_view): Use malloc rather than new[]. If mmap
1973 fails, use malloc.
1974 (File_read::find_or_make_view): Use malloc rather than new[].
1975 * gold.h: Remove HAVE_REMAP code.
1976 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1977 exists. Rename mremap to gold_mremap. If mmap is not available
1978 don't do anything.
1979 * configure, config.in: Rebuild.
1980
11e361bc
ILT		 19812011-04-11 Ian Lance Taylor <iant@google.com>
1982
1983 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1984 initialize local variable v.
1985
cdc29364
CC		 19862011-04-11 Cary Coutant <ccoutant@google.com>
1987
1988 * archive.cc (Archive::include_member): Adjust call to
1989 report_object.
1990 (Add_archive_symbols::run): Track argument serial numbers.
1991 (Lib_group::include_member): Likewise.
1992 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1993 * archive.h (Incremental_archive_entry::Archive_member):
1994 Initialize arg_serial_.
1995 (Archive_member::arg_serial_): New data member.
1996 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1997 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1998 incremental link.
1999 (Sized_dynobj::do_for_all_local_got_entries): New function.
2000 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2001 function.
2002 * fileread.cc (get_mtime): New function.
2003 * fileread.h (get_mtime): New function.
2004 * gold.cc (queue_initial_tasks): Check for incremental update.
2005 (process_incremental_input): New function.
2006 (queue_middle_tasks): Don't force valid target for incremental
2007 update.
2008 * incremental-dump.cc (find_input_containing_global): Adjust
2009 size of symbol info entry.
2010 (dump_incremental_inputs): Dump argument serial number and
2011 in_system_directory flag; bias shndx by 1; print symbol names
2012 when dumping per-file symbol lists; use new symbol info readers.
2013 * incremental.cc
2014 (Output_section_incremental_inputs:update_data_size): New function.
2015 (Sized_incremental_binary::setup_readers): Setup input readers
2016 for each input file; build maps for files added from libraries
2017 and scripts.
2018 (Sized_incremental_binary::check_input_args): New function.
2019 (Sized_incremental_binary::do_check_inputs): Build map of argument
2020 serial numbers to input arguments.
2021 (Sized_incremental_binary::do_file_has_changed): Rename
2022 do_file_is_unchanged to this; compare file modification times.
2023 (Sized_incremental_binary::do_init_layout): New function.
2024 (Sized_incremental_binary::do_reserve_layout): New function.
2025 (Sized_incremental_binary::do_get_input_reader): Remove.
2026 (Sized_incremental_binary::get_symtab_view): New function.
2027 (Incremental_checker::can_incrementally_link_output_file): Remove.
2028 (Incremental_inputs::report_command_line): Exclude --debug options.
2029 (Incremental_inputs::report_archive_begin): Add parameter; track
2030 argument serial numbers; don't put input file entry for archive
2031 before archive members.
2032 (Incremental_inputs::report_archive_end): Put input file entry
2033 for archive after archive members.
2034 (Incremental_inputs::report_object): Add parameter; track argument
2035 serial numbers and in_system_directory flag.
2036 (Incremental_inputs::report_script): Add parameter; track argument
2037 serial numbers.
2038 (Output_section_incremental_inputs::set_final_data_size): Adjust
2039 size of symbol info entry; check for forwarding symbols.
2040 (Output_section_incremental_inputs::write_input_files): Write
2041 in_system_directory flag and argument serial number.
2042 (Output_section_incremental_inputs::write_info_blocks): Map section
2043 indices between incremental info and original input file; store
2044 input section index for each symbol.
2045 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2046 change operator() to visit().
2047 (class Global_got_offset_visitor): Likewise.
2048 (class Global_symbol_visitor_got_plt):
2049 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2050 classes.
2051 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2052 (Sized_incr_relobj::do_read_symbols): New function.
2053 (Sized_incr_relobj::do_layout): New function.
2054 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2055 (Sized_incr_relobj::do_add_symbols): New function.
2056 (Sized_incr_relobj::do_should_include_member): New function.
2057 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2058 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2059 (Sized_incr_relobj::do_section_size): New function.
2060 (Sized_incr_relobj::do_section_name): New function.
2061 (Sized_incr_relobj::do_section_contents): New function.
2062 (Sized_incr_relobj::do_section_flags): New function.
2063 (Sized_incr_relobj::do_section_entsize): New function.
2064 (Sized_incr_relobj::do_section_address): New function.
2065 (Sized_incr_relobj::do_section_type): New function.
2066 (Sized_incr_relobj::do_section_link): New function.
2067 (Sized_incr_relobj::do_section_info): New function.
2068 (Sized_incr_relobj::do_section_addralign): New function.
2069 (Sized_incr_relobj::do_initialize_xindex): New function.
2070 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2071 (Sized_incr_relobj::do_read_relocs): New function.
2072 (Sized_incr_relobj::do_gc_process_relocs): New function.
2073 (Sized_incr_relobj::do_scan_relocs): New function.
2074 (Sized_incr_relobj::do_count_local_symbols): New function.
2075 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2076 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2077 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2078 (Sized_incr_relobj::do_relocate): New function.
2079 (Sized_incr_relobj::do_set_section_offset): New function.
2080 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2081 (Sized_incr_dynobj::do_read_symbols): New function.
2082 (Sized_incr_dynobj::do_layout): New function.
2083 (Sized_incr_dynobj::do_add_symbols): New function.
2084 (Sized_incr_dynobj::do_should_include_member): New function.
2085 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2086 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2087 (Sized_incr_dynobj::do_section_size): New function.
2088 (Sized_incr_dynobj::do_section_name): New function.
2089 (Sized_incr_dynobj::do_section_contents): New function.
2090 (Sized_incr_dynobj::do_section_flags): New function.
2091 (Sized_incr_dynobj::do_section_entsize): New function.
2092 (Sized_incr_dynobj::do_section_address): New function.
2093 (Sized_incr_dynobj::do_section_type): New function.
2094 (Sized_incr_dynobj::do_section_link): New function.
2095 (Sized_incr_dynobj::do_section_info): New function.
2096 (Sized_incr_dynobj::do_section_addralign): New function.
2097 (Sized_incr_dynobj::do_initialize_xindex): New function.
2098 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2099 (make_sized_incremental_object): New function.
2100 (Incremental_library::copy_unused_symbols): New function.
2101 (Incremental_library::do_for_all_unused_symbols): New function.
2102 * incremental.h (enum Incremental_input_flags): New type.
2103 (class Incremental_checker): Remove.
2104 (Incremental_input_entry::Incremental_input_entry): Add argument
2105 serial number.
2106 (Incremental_input_entry::arg_serial): New function.
2107 (Incremental_input_entry::set_is_in_system_directory): New function.
2108 (Incremental_input_entry::is_in_system_directory): New function.
2109 (Incremental_input_entry::arg_serial_): New data member.
2110 (Incremental_input_entry::is_in_system_directory_): New data member.
2111 (class Script_info): Move here from script.h.
2112 (Script_info::Script_info): Add filename parameter.
2113 (Script_info::filename): New function.
2114 (Script_info::filename_): New data member.
2115 (Incremental_script_entry::Incremental_script_entry): Add argument
2116 serial number.
2117 (Incremental_object_entry::Incremental_object_entry): Likewise.
2118 (Incremental_object_entry::add_input_section): Build list of input
2119 sections with map to original shndx.
2120 (Incremental_object_entry::get_input_section_index): New function.
2121 (Incremental_object_entry::shndx_): New data member.
2122 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2123 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2124 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2125 serial number.
2126 (Incremental_inputs::report_archive_begin): Likewise.
2127 (Incremental_inputs::report_object): Likewise.
2128 (Incremental_inputs::report_script): Likewise.
2129 (class Incremental_global_symbol_reader): New class.
2130 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2131 and store flags and input file type.
2132 (Incremental_input_entry_reader::arg_serial): New function.
2133 (Incremental_input_entry_reader::type): Extract type from flags.
2134 (Incremental_input_entry_reader::is_in_system_directory): New function.
2135 (Incremental_input_entry_reader::get_input_section_count): Call
2136 accessor function for type.
2137 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2138 function for type; adjust size of global symbol entry.
2139 (Incremental_input_entry_reader::get_global_symbol_count): Call
2140 accessor function for type.
2141 (Incremental_input_entry_reader::get_object_count): Likewise.
2142 (Incremental_input_entry_reader::get_object_offset): Likewise.
2143 (Incremental_input_entry_reader::get_member_count): Likewise.
2144 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2145 (Incremental_input_entry_reader::get_member_offset): Likewise.
2146 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2147 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2148 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2149 (Incremental_input_entry_reader::get_global_symbol_reader): New
2150 function.
2151 (Incremental_input_entry_reader::get_output_symbol_index): New
2152 function.
2153 (Incremental_input_entry_reader::type_): Remove.
2154 (Incremental_input_entry_reader::flags_): New data member.
2155 (Incremental_inputs_reader::input_file_offset): New function.
2156 (Incremental_inputs_reader::input_file_index): New function.
2157 (Incremental_inputs_reader::input_file): Call input_file_offset.
2158 (Incremental_inputs_reader::input_file_at_offset): New function.
2159 (Incremental_relocs_reader::get_r_type): Reformat.
2160 (Incremental_relocs_reader::get_r_shndx): Reformat.
2161 (Incremental_relocs_reader::get_r_offset): Reformat.
2162 (Incremental_relocs_reader::data): New function.
2163 (Incremental_binary::Incremental_binary): Initialize new data members.
2164 (Incremental_binary::check_inputs): Add cmdline parameter.
2165 (Incremental_binary::file_is_unchanged): Remove.
2166 (Input_reader::arg_serial): New function.
2167 (Input_reader::get_unused_symbol_count): New function.
2168 (Input_reader::get_unused_symbol): New function.
2169 (Input_reader::do_arg_serial): New function.
2170 (Input_reader::do_get_unused_symbol_count): New function.
2171 (Input_reader::do_get_unused_symbol): New function.
2172 (Incremental_binary::input_file_count): New function.
2173 (Incremental_binary::get_input_reader): Change signature to use
2174 index instead of filename.
2175 (Incremental_binary::file_has_changed): New function.
2176 (Incremental_binary::get_input_argument): New function.
2177 (Incremental_binary::get_library): New function.
2178 (Incremental_binary::get_script_info): New function.
2179 (Incremental_binary::init_layout): New function.
2180 (Incremental_binary::reserve_layout): New function.
2181 (Incremental_binary::output_file): New function.
2182 (Incremental_binary::do_check_inputs): New function.
2183 (Incremental_binary::do_file_is_unchanged): Remove.
2184 (Incremental_binary::do_file_has_changed): New function.
2185 (Incremental_binary::do_init_layout): New function.
2186 (Incremental_binary::do_reserve_layout): New function.
2187 (Incremental_binary::do_input_file_count): New function.
2188 (Incremental_binary::do_get_input_reader): Change signature.
2189 (Incremental_binary::input_args_map_): New data member.
2190 (Incremental_binary::library_map_): New data member.
2191 (Incremental_binary::script_map_): New data member.
2192 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2193 new data members.
2194 (Sized_incremental_binary::output_section): New function.
2195 (Sized_incremental_binary::inputs_reader): Add const.
2196 (Sized_incremental_binary::symtab_reader): Add const.
2197 (Sized_incremental_binary::relocs_reader): Add const.
2198 (Sized_incremental_binary::got_plt_reader): Add const.
2199 (Sized_incremental_binary::get_symtab_view): New function.
2200 (Sized_incremental_binary::Inputs_reader): New typedef.
2201 (Sized_incremental_binary::Input_entry_reader): New typedef.
2202 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2203 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2204 (Sized_incremental_binary::do_file_has_changed): New function.
2205 (Sized_incremental_binary::do_init_layout): New function.
2206 (Sized_incremental_binary::do_reserve_layout): New function.
2207 (Sized_input_reader::Inputs_reader): Remove.
2208 (Sized_input_reader::Input_entry_reader): Remove.
2209 (Sized_input_reader::do_arg_serial): New function.
2210 (Sized_input_reader::do_get_unused_symbol_count): New function.
2211 (Sized_input_reader::do_get_unused_symbol): New function.
2212 (Sized_incremental_binary::do_input_file_count): New function.
2213 (Sized_incremental_binary::do_get_input_reader): Change signature;
2214 use index instead of filename.
2215 (Sized_incremental_binary::section_map_): New data member.
2216 (Sized_incremental_binary::input_entry_readers_): New data member.
2217 (class Sized_incr_relobj): New class.
2218 (class Sized_incr_dynobj): New class.
2219 (make_sized_incremental_object): New function.
2220 (class Incremental_library): New class.
2221 * layout.cc (Free_list::num_lists): New static data member.
2222 (Free_list::num_nodes): New static data member.
2223 (Free_list::num_removes): New static data member.
2224 (Free_list::num_remove_visits): New static data member.
2225 (Free_list::num_allocates): New static data member.
2226 (Free_list::num_allocate_visits): New static data member.
2227 (Free_list::init): New function.
2228 (Free_list::remove): New function.
2229 (Free_list::allocate): New function.
2230 (Free_list::dump): New function.
2231 (Free_list::print_stats): New function.
2232 (Layout_task_runner::run): Resize output file for incremental updates.
2233 (Layout::Layout): Initialize new data members.
2234 (Layout::set_incremental_base): New function.
2235 (Layout::init_fixed_output_section): New function.
2236 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2237 incremental updates.
2238 (Layout::create_gold_note): Do not create gold note section for
2239 incremental updates.
2240 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2241 for incremental updates.
2242 (Layout::set_section_offsets): For incremental updates, allocate space
2243 from free list.
2244 (Layout::create_symtab_sections): Layout with offsets relative to
2245 start of section; for incremental updates, allocate space from free
2246 list.
2247 (Layout::create_shdrs): For incremental updates, allocate space from
2248 free list.
2249 (Layout::finish_dynamic_section): For incremental updates, do not
2250 check --as-needed (fixed in subsequent patch).
2251 * layout.h (class Free_list): New class.
2252 (Layout::set_incremental_base): New function.
2253 (Layout::incremental_base): New function.
2254 (Layout::init_fixed_output_section): New function.
2255 (Layout::allocate): New function.
2256 (Layout::incremental_base_): New data member.
2257 (Layout::free_list_): New data member.
2258 * main.cc (main): Print Free_list statistics.
2259 * object.cc (Relobj::finalize_incremental_relocs): Add
2260 clear_counts parameter; clear counts only when clear_counts is set.
2261 (Sized_relobj::Sized_relobj): Initialize new base class.
2262 (Sized_relobj::do_layout): Don't report special sections.
2263 (Sized_relobj::do_for_all_local_got_entries): New function.
2264 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2265 symtab_off to all symbol table offsets.
2266 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2267 * object.h (class Got_offset_list): Move to top of file.
2268 (Object::Object): Allow case where input_file == NULL.
2269 (Object::~Object): Likewise.
2270 (Object::input_file): Assert that input_file != NULL.
2271 (Object::lock): Allow case where input_file == NULL.
2272 (Object::unlock): Likewise.
2273 (Object::is_locked): Likewise.
2274 (Object::token): Likewise.
2275 (Object::release): Likewise.
2276 (Object::is_incremental): New function.
2277 (Object::get_mtime): New function.
2278 (Object::for_all_local_got_entries): New function.
2279 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2280 (Object::set_is_in_system_directory): New function.
2281 (Object::is_in_system_directory): New function.
2282 (Object::do_is_incremental): New function.
2283 (Object::do_get_mtime): New function.
2284 (Object::do_for_all_local_got_entries): New function.
2285 (Object::is_in_system_directory_): New data member.
2286 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2287 (class Sized_relobj_base): New class.
2288 (class Sized_relobj): Derive from Sized_relobj_base.
2289 (class Sized_relobj::Symbols): Redeclare from base class.
2290 (class Sized_relobj::local_got_offset_list): Remove.
2291 (class Sized_relobj::Output_sections): Redeclare from base class.
2292 (class Sized_relobj::do_for_all_local_got_entries): New function.
2293 (class Sized_relobj::write_local_symbols): Add offset parameter.
2294 (class Sized_relobj::local_symbol_offset_): Update comment.
2295 (class Sized_relobj::local_dynsym_offset_): Update comment.
2296 * options.cc (Input_arguments::add_file): Remove const.
2297 * options.h (Input_file_argument::Input_file_argument):
2298 Initialize arg_serial_ (all constructors).
2299 (Input_file_argument::set_arg_serial): New function.
2300 (Input_file_argument::arg_serial): New function.
2301 (Input_file_argument::arg_serial_): New data member.
2302 (Input_arguments::Input_arguments): Initialize file_count_.
2303 (Input_arguments::add_file): Remove const.
2304 (Input_arguments::number_of_input_files): New function.
2305 (Input_arguments::file_count_): New data member.
2306 (Command_line::number_of_input_files): Call
2307 Input_arguments::number_of_input_files.
2308 * output.cc (Output_segment_headers::Output_segment_headers):
2309 Set current size.
2310 (Output_section::Input_section::current_data_size): New function.
2311 (Output_section::Output_section): Initialize new data members.
2312 (Output_section::add_input_section): Don't do merge sections for
2313 an incremental link; allocate space from free list for an
2314 incremental update.
2315 (Output_section::add_output_section_data): Allocate space from
2316 free list for an incremental update.
2317 (Output_section::update_data_size): New function.
2318 (Output_section::set_fixed_layout): New function.
2319 (Output_section::reserve): New function.
2320 (Output_segment::set_section_addresses): Remove const.
2321 (Output_segment::set_section_list_addresses): Remove const; allocate
2322 space from free list for an incremental update.
2323 (Output_segment::set_offset): Adjust size of RELRO segment for an
2324 incremental update.
2325 * output.h (Output_data::current_data_size): Move here from
2326 child classes.
2327 (Output_data::pre_finalize_data_size): New function.
2328 (Output_data::update_data_size): New function.
2329 (Output_section_headers::update_data_size): new function.
2330 (Output_section_data_build::current_data_size): Move to Output_data.
2331 (Output_data_strtab::update_data_size): New function.
2332 (Output_section::current_data_size): Move to Output_data.
2333 (Output_section::set_fixed_layout): New function.
2334 (Output_section::has_fixed_layout): New function.
2335 (Output_section::reserve): New function.
2336 (Output_section::update_data_size): New function.
2337 (Output_section::has_fixed_layout_): New data member.
2338 (Output_section::free_list_): New data member.
2339 (Output_segment::set_section_addresses): Remove const.
2340 (Output_segment::set_section_list_addresses): Remove const.
2341 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2342 New function.
2343 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2344 New function.
2345 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2346 parameter when calling Add_symbols constructor; store argument
2347 serial number for members of a lib group.
2348 (Add_symbols::locks): Allow case where token == NULL.
2349 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2350 (Read_member::~Read_member): New function.
2351 (Read_member::is_runnable): New function.
2352 (Read_member::locks): New function.
2353 (Read_member::run): New function.
2354 (Check_script::~Check_script): New function.
2355 (Check_script::is_runnable): New function.
2356 (Check_script::locks): New function.
2357 (Check_script::run): New function.
2358 (Check_library::~Check_library): New function.
2359 (Check_library::is_runnable): New function.
2360 (Check_library::locks): New function.
2361 (Check_library::run): New function.
2362 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2363 (Add_symbols::library_): New data member.
2364 (class Read_member): New class.
2365 (class Check_script): New class.
2366 (class Check_library): New class.
2367 * reloc.cc (Read_relocs::is_runnable): Allow case where
2368 token == NULL.
2369 (Read_relocs::locks): Likewise.
2370 (Scan_relocs::locks): Likewise.
2371 (Relocate_task::locks): Likewise.
2372 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2373 to clear counters.
2374 (Sized_relobj::incremental_relocs_scan): Fix comment.
2375 (Sized_relobj::do_relocate): Pass output file offset to
2376 write_local_symbols.
2377 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2378 from class declaration.
2379 * script.cc (read_input_script): Allocate Script_info; pass
2380 argument serial number to report_script.
2381 * script.h (class Script_info): Move to incremental.h.
2382 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2383 * symtab.h (Symbol_table::add_from_incrobj): New function.
2384 (Symbol_table::set_file_offset): New function.
2385
b961d0d7
CC		 23862011-04-05 Cary Coutant <ccoutant@google.com>
2387
2388 * incremental-dump.cc (dump_incremental_inputs): Change signature
2389 to take a Sized_incremental_binary; change caller. Use readers
2390 in Sized_incremental_binary.
2391 * incremental.cc
2392 (Sized_incremental_binary::find_incremental_inputs_sections):
2393 Rename do_find_incremental_inputs_sections to this.
2394 (Sized_incremental_binary::setup_readers): New function.
2395 (Sized_incremental_binary::do_check_inputs): Check
2396 has_incremental_info_ flag; move setup code to setup_readers;
2397 use input readers.
2398 (Sized_incremental_binary::do_file_is_unchanged): New function.
2399 (Sized_incremental_binary::do_get_input_reader): New function.
2400 * incremental.h (class Incremental_binary): Move to end of file.
2401 (Incremental_binary::file_is_unchanged): New function.
2402 (Incremental_binary::do_file_is_unchanged): New function.
2403 (Incremental_binary::Input_reader): New class.
2404 (Incremental_binary::get_input_reader): New function.
2405 (class Sized_incremental_binary): Move to end of file.
2406 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2407 input section reader classes.
2408 (Sized_incremental_binary::has_incremental_info): New function.
2409 (Sized_incremental_binary::inputs_reader): New function.
2410 (Sized_incremental_binary::symtab_reader): New function.
2411 (Sized_incremental_binary::relocs_reader): New function.
2412 (Sized_incremental_binary::got_plt_reader): New function.
2413 (Sized_incremental_binary::do_file_is_unchanged): New function.
2414 (Sized_incremental_binary::Sized_input_reader): New class.
2415 (Sized_incremental_binary::get_input_reader): New function.
2416 (Sized_incremental_binary::find_incremental_inputs_sections):
2417 Rename do_find_incremental_inputs_sections to this.
2418 (Sized_incremental_binary::setup_readers): New function.
2419 (Sized_incremental_binary::has_incremental_info_): New data member.
2420 (Sized_incremental_binary::inputs_reader_): New data member.
2421 (Sized_incremental_binary::symtab_reader_): New data member.
2422 (Sized_incremental_binary::relocs_reader_): New data member.
2423 (Sized_incremental_binary::got_plt_reader_): New data member.
2424 (Sized_incremental_binary::current_input_file_): New data member.
2425
a869183f
PP		 24262011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2427
2428 PR gold/12640
2429 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2430 violation.
2431
24322011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2433
2434 * archive.cc (Archive::include_member): Adjust call to report_object.
2435 (Add_archive_symbols::run): Add script_info to call to
2436 report_archive_begin.
2437 (Lib_group::include_member): Adjust call to report_object.
2438 (Add_lib_group_symbols::run): Adjust call to report_object.
2439 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2440 blocks. Add object count for script input files.
2441 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2442 script_info parameter; change all callers.
2443 (Incremental_inputs::report_object): Add script_info parameter;
2444 change all callers.
2445 (Incremental_inputs::report_script): Store backpointer to
2446 incremental info entry.
2447 (Output_section_incremental_inputs::set_final_data_size): Record
2448 additional information for scripts.
2449 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2450 * incremental.h (Incremental_script_entry::add_object): New function.
2451 (Incremental_script_entry::get_object_count): New function.
2452 (Incremental_script_entry::get_object): New function.
2453 (Incremental_script_entry::objects_): New data member; adjust
2454 constructor.
2455 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2456 (Incremental_inputs::report_object): Add script_info parameter.
2457 (Incremental_inputs_reader::get_object_count): New function.
2458 (Incremental_inputs_reader::get_object_offset): New function.
2459 * options.cc (Input_arguments::add_file): Return reference to
2460 new input argument.
2461 * options.h (Input_argument::set_script_info): New function.
2462 (Input_argument::script_info): New function.
2463 (Input_argument::script_info_): New data member; adjust all
2464 constructors.
2465 (Input_file_group::add_file): Return reference to new input argument.
2466 (Input_file_lib::add_file): Likewise.
2467 (Input_arguments::add_file): Likewise.
2468 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2469 * script.cc (Parser_closure::Parser_closure): Add script_info
2470 parameter; adjust all callers.
2471 (Parser_closure::script_info): New function.
2472 (Parser_closure::script_info_): New data member.
2473 (read_input_script): Report scripts earlier to incremental info.
2474 (script_add_file): Set script_info in Input_argument.
2475 (script_add_library): Likewise.
2476 * script.h (Script_options::Script_info): Rewrite class.
2477
a869183f 24782011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2479
2480 * archive.cc (Library_base::should_include_member): Move
2481 method here from class Archive.
2482 (Archive::Archive): Initialize base class.
2483 (Archive::should_include_member): Move to base class.
2484 (Archive::do_for_all_unused_symbols): New function.
2485 (Add_archive_symbols::run): Remove redundant access to
2486 incremental_inputs.
2487 (Lib_group::Lib_group): Initialize base class.
2488 (Lib_group::do_filename): New function.
2489 (Lib_group::include_member): Pass pointer to Lib_group to
2490 report_object.
2491 (Lib_group::do_for_all_unused_symbols): New function.
2492 (Add_lib_group_symbols::run): Report archive information for
2493 incremental links.
2494 * archive.h (class Library_base): New base class.
2495 (class Archive): Derive from Library_base.
2496 (Archive::filename): Move to base class.
2497 (Archive::set_incremental_info): Likewise.
2498 (Archive::incremental_info): Likewise.
2499 (Archive::Should_include): Likewise.
2500 (Archive::should_include_member): Likewise.
2501 (Archive::Armap_entry): Remove.
2502 (Archive::Unused_symbol_iterator): Remove.
2503 (Archive::unused_symbols_begin): Remove.
2504 (Archive::unused_symbols_end): Remove.
2505 (Archive::do_filename): New function.
2506 (Archive::do_get_mtime): New function.
2507 (Archive::do_for_all_unused_symbols): New function.
2508 (Archive::task_): Move to base class.
2509 (Archive::incremental_info_): Likewise.
2510 (class Lib_group): Derive from Library_base.
2511 (Lib_group::do_filename): New function.
2512 (Lib_group::do_get_mtime): New function.
2513 (Lib_group::do_for_all_unused_symbols): New function.
2514 (Lib_group::task_): Move to base class.
2515 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2516 function.
2517 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2518 function.
2519 * incremental.cc (Incremental_inputs::report_archive_begin):
2520 Use Library_base; call library's get_mtime; add incremental inputs
2521 entry before members.
2522 (class Unused_symbol_visitor): New class.
2523 (Incremental_inputs::report_archive_end): Use Library_base; use
2524 visitor class to record unused symbols; don't add incremental inputs
2525 entry after members.
2526 (Incremental_inputs::report_object): Use Library_base.
2527 * incremental.h
2528 (Incremental_archive_entry::Incremental_archive_entry): Remove
2529 unused Archive parameter.
2530 (Incremental_inputs::report_archive_begin): Use Library_base.
2531 (Incremental_inputs::report_archive_end): Likewise.
2532 (Incremental_inputs::report_object): Likewise.
2533 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2534 function.
2535 * object.h (Object::for_all_global_symbols): New function.
2536 (Object::do_for_all_global_symbols): New function.
2537 (Sized_relobj::do_for_all_global_symbols): New function.
2538 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2539 function.
2540 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2541 function.
2542
61ab3e40
ILT		 25432011-03-27 Ian Lance Taylor <iant@google.com>
2544
2545 * archive.cc (Archive::interpret_header): Return -1 if something
2546 goes wrong. Change callers accordingly.
2547
30e1f9e6
CC		 25482011-03-25 Cary Coutant <ccoutant@google.com>
2549
2550 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2551 * testsuite/Makefile.in: Regenerate.
2552
9370ce59 25532011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2554
2555 * plugin.cc (get_view): New.
2556 (Plugin::load): Pass get_view to the plugin.
2557 (Plugin_manager::get_view): New.
2558
9312bb0a
ILT		 25592011-03-21 Ian Lance Taylor <iant@google.com>
2560
2561 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2562 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2563
7e12ba9e
ST		 25642011-03-21 Sriraman Tallam <tmsriram@google.com>
2565
2566 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2567 Change == to -eq.
2568 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2569 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2570 Change == to -eq.
2571 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2572 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2573
fd7a005d
ILT		 25742011-03-14 Ian Lance Taylor <iant@google.com>
2575
2576 * script-sections.cc (Sort_output_sections::script_compare):
2577 Rename from is_before, change return type.
2578 (Sort_output_sections::operator()): Adjust accordingly.
2579
ed16fd1b
ILT		 25802011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2581
2582 PR gold/12572
2583 * testsuite/odr_violation2.cc: Add comment to make all error line
2584 numbers double digits.
2585 * testsuite/debug_msg.sh: Adjust expected errors.
2586
71ff8986
ILT		 25872011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2588
2589 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2590 but mark earlier ones as non-canonical
2591 (offset_to_iterator): Update search target and example
2592 (do_addr2line): Return extra lines in a vector*
2593 (format_file_lineno): Extract from do_addr2line
2594 (one_addr2line): Add vector* out-param
2595 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2596 when a lineno entry appeared last for its instruction
2597 (Dwarf_line_info): Add vector* out-param
2598 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2599 * symtab.cc (Odr_violation_compare): Include the lineno in the
2600 comparison again.
2601 (linenos_from_loc): New. Combine the canonical line for an
2602 address with its other lines.
2603 (True_if_intersect): New. Helper functor to make
2604 std::set_intersection a query.
2605 (detect_odr_violations): Compare sets of lines instead of just
2606 one line for each function. This became less deterministic, but
2607 has fewer false positives.
2608 * symtab.h: Declarations.
2609 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2610 mix an optimized and non-optimized object in the same binary
2611 (odr_violation2.so): Same.
2612 * testsuite/Makefile.in: Regenerate from Makefile.am.
2613 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2614 * testsuite/debug_msg.sh: Update line numbers and add
2615 assertions.
2616 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2617 non-optimized context.
2618 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2619 isn't inlined, and use OdrDerived in an optimized context.
2620 * testsuite/odr_header1.h: Defines OdrDerived, where
2621 optimization will change the
2622 first-instruction-in-the-destructor's file and line number.
2623 * testsuite/odr_header2.h: Defines OdrBase.
2624
a19fefdc
ILT		 26252011-03-09 Ian Lance Taylor <iant@google.com>
2626
2627 * fileread.cc (File_read::clear_views): Don't delete the whole
2628 file view.
2629
ecb351e9
ILT		 26302011-03-08 Ian Lance Taylor <iant@google.com>
2631
2632 PR gold/12525
2633 * fileread.cc: #include <climits>.
2634 (GOLD_IOV_MAX): Define.
2635 (File_read::read_multiple): Limit number of entries by iov_max.
2636 * fileread.h (class File_read): Always set max_readv_entries to
2637 128.
2638
b821d13c
ILT		 26392011-03-07 Ian Lance Taylor <iant@google.com>
2640
2641 PR gold/12525
2642 * options.h (class General_options): Add -dy and -dn.
2643
89243142
CC		 26442011-03-02 Cary Coutant <ccoutant@google.com>
2645
2646 * testsuite/script_test_9.t: Add TLS segment.
2647
d0773f31
ILT		 26482011-03-02 Simon Baldwin <simonb@google.com>
2649
2650 * configure.ac: Add check for gnu_indirect_function support in
2651 the toolchain building binutils.
2652 * configure: Rebuild.
2653
9370ce59 26542011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2655
2656 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2657 plugin only symbols.
2658 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2659 in plugin files as not needed in the symbol table.
2660
4cf7a849
ST		 26612011-02-11 Sriraman Tallam <tmsriram@google.com>
2662
2663 * output.cc (Output_section::add_input_section): Delay fill
2664 generation for section ordering.
2665
b578bd7d
ILT		 26662011-02-09 Ian Lance Taylor <iant@google.com>
2667
2668 PR gold/12316
2669 * object.h (class Sized_relobj): Remove clear_local_symbols.
2670 * reloc.cc (Sized_relobj::do_relocate): Don't call
2671 clear_local_symbols.
2672
9370ce59 26732011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2674
2675 * plugin.cc (is_visible_from_outside): Return true for symbols
2676 in the -u option.
2677
55382fb7
ILT		 26782011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2679
2680 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2681 filename.
2682
4e271fff
ST		 26832011-02-02 Sriraman Tallam <tmsriram@google.com>
2684
2685 * icf.h (is_section_foldable_candidate): Change type of parameter
2686 to std::string.
2687 * icf.cc (Icf::find_identical_sections): Change type of local variable
2688 section_name to be std::string.
2689 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2690
d433c3ac
ILT		 26912011-01-25 Ian Lance Taylor <iant@google.com>
2692
2693 * script.cc (script_add_extern): Rewrite to use
2694 add_symbol_reference.
2695
880473a6
DK		 26962011-01-25 Doug Kwan <dougkwan@google.com>
2697
d433c3ac 2698 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2699
f30f86fa
ILT		 27002011-01-24 Ian Lance Taylor <iant@google.com>
2701
2702 * options.h (class General_options): Accept
2703 --no-detect-odr-violations.
2704
8e51a0b9
ILT		 27052011-01-24 Ian Lance Taylor <iant@google.com>
2706
2707 * version.cc (version_string): Bump to 1.11.
2708
0f3b89d8
ILT		 27092011-01-24 Ian Lance Taylor <iant@google.com>
2710
2711 * plugin.cc (class Plugin_rescan): Define new class.
2712 (Plugin_manager::claim_file): Set any_claimed_.
2713 (Plugin_manager::save_archive): New function.
2714 (Plugin_manager::save_input_group): New function.
2715 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2716 necessary.
2717 (Plugin_manager::new_undefined_symbol): New function.
2718 (Plugin_manager::rescan): New function.
2719 (Plugin_manager::rescannable_defines): New function.
2720 (Plugin_manager::add_input_file): Set any_added_.
2721 * plugin.h (class Plugin_manager): define new fields rescannable_,
2722 undefined_symbols_, any_claimed_, and any_added_. Declare
2723 Plugin_rescan as friend. Declare new functions.
2724 (Plugin_manager::Rescannable): Define type.
2725 (Plugin_manager::Rescannable_list): Define type.
2726 (Plugin_manager::Undefined_symbol_list): Define type.
2727 (Plugin_manager::Plugin_manager): Initialize new fields.
2728 * archive.cc (Archive::defines_symbol): New function.
2729 (Add_archive_symbols::run): Pass archive to plugins if any.
2730 * archive.h (class Archive): Declare defines_symbol.
2731 * readsyms.cc (Input_group::~Input_group): New function.
2732 (Finish_group::run): Pass input_group to plugins if any.
2733 * readsyms.h (class Input_group): Declare destructor.
2734 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2735 any.
2736
3bb951e5
ILT		 27372011-01-10 Ian Lance Taylor <iant@google.com>
2738
2739 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2740 section as relro.
2741 (Layout::set_segment_offsets): Reset increase_relro before calling
2742 set_section_addresses a second time.
2743
0aa45fac
CC		 27442011-01-04 Cary Coutant <ccoutant@google.com>
2745
2746 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2747 sections before NOBITS sections.
2748
0db46eb4
L		 27492011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2750
2751 * version.cc (print_version): Update copyright to 2011.
2752
829c9745
CC		 27532010-12-23 Cary Coutant <ccoutant@google.com>
2754
2755 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2756 of OS to this->add. Add OD parameter to second form of the function.
2757
7500420b
ILT		 27582010-12-20 Ian Lance Taylor <iant@google.com>
2759
2760 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2761 second of two consecutive entries with same offset.
2762
f8e9a930
RW		 27632010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2764
2765 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2766 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2767 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2768 to avoid unneeded links against $(LDADD).
2769 * testsuite/Makefile.in: Regenerate.
2770
2fbb4320
ILT		 27712010-12-15 Ian Lance Taylor <iant@google.com>
2772
2773 PR gold/12324
2774 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2775 for R_X86_64_32 and R_X86_64_PC32.
2776 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2777 ver_matching_def_pic.o.
2778 (ver_matching_def_pic.o): New target.
2779
fedb228d
RW		 27802010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2781
2782 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2783 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2784 Move definition before File_read::View member definitions.
2785 (File_read::View::~View): Initialize and hold lock before
2786 updating current_mapped_bytes.
2787
9b547ce6
RW		 27882010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2789
2790 * dwarf_reader.cc: Remove outdated comment.
2791 * gold-threads.cc: Fix typo in error message.
2792 * archive.cc: Fix typos in comments.
2793 * archive.h: Likewise.
2794 * arm-reloc-property.cc: Likewise.
2795 * arm-reloc-property.h: Likewise.
2796 * arm-reloc.def: Likewise.
2797 * arm.cc: Likewise.
2798 * attributes.h: Likewise.
2799 * cref.cc: Likewise.
2800 * ehframe.cc: Likewise.
2801 * fileread.h: Likewise.
2802 * gold.h: Likewise.
2803 * i386.cc: Likewise.
2804 * icf.cc: Likewise.
2805 * incremental.h: Likewise.
2806 * int_encoding.cc: Likewise.
2807 * layout.h: Likewise.
2808 * main.cc: Likewise.
2809 * merge.h: Likewise.
2810 * object.cc: Likewise.
2811 * object.h: Likewise.
2812 * options.cc: Likewise.
2813 * readsyms.cc: Likewise.
2814 * reduced_debug_output.cc: Likewise.
2815 * reloc.cc: Likewise.
2816 * script-sections.cc: Likewise.
2817 * sparc.cc: Likewise.
2818 * symtab.h: Likewise.
2819 * target-reloc.h: Likewise.
2820 * target.cc: Likewise.
2821 * target.h: Likewise.
2822 * timer.cc: Likewise.
2823 * timer.h: Likewise.
2824 * x86_64.cc: Likewise.
2825
83e17bd5
CC		 28262010-12-09 Cary Coutant <ccoutant@google.com>
2827
2828 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2829 stack.
2830 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2831 parameter; change all callers.
2832 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2833 * options.h (warn_execstack): New option.
2834
017257f8
DK		 28352010-12-07 Doug Kwan <dougkwan@google.com>
2836
2837 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2838 like function call relocations.
2839
c20cbc06
ILT		 28402010-12-07 Ian Lance Taylor <iant@google.com>
2841
2842 * archive.cc (Archive::get_elf_object_for_member): Permit
2843 punconfigured to be NULL.
2844 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2845 (Archive::include_member): Pass NULL to get_elf_object_for_member
2846 if we searched for the archive and this is the first included
2847 object.
2848
4dbfafcc
ILT		 28492010-12-01 Ian Lance Taylor <iant@google.com>
2850
2851 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2852 track_relocs_type_ field.
2853 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2854 Set track_relocs_type_.
2855 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2856 contents when using RELA relocs.
2857 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2858 reloc_map_.
2859 * reloc.cc (Track_relocs::next_addend): New function.
2860 * reloc.h (class Track_relocs): Declare next_addend.
2861
e5e19edd
ILT		 28622010-12-01 Ian Lance Taylor <iant@google.com>
2863
2864 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2865 virtual destructor.
2866
9a5ce24c
ILT		 28672010-12-01 Ian Lance Taylor <iant@google.com>
2868
2869 * README: Update compilers known to work and fail.
2870
c7791212
NC		 28712010-11-23 Matthias Klose <doko@ubuntu.com>
2872
2873 * configure.in: For --enable-gold, handle value `default' instead of
2874 `both*'. Always install ld as ld.bfd, install as ld if gold is
2875 not the default.
2876 * configure: Regenerate.
2877
0ad220c9
DK		 28782010-11-18 Doug Kwan <dougkwan@google.com>
2879
2880 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2881 and right_alignment to be zero. Store result alignment only if it is
2882 greater than existing alignment.
2883
ab8056e0
CC		 28842010-11-16 Cary Coutant <ccoutant@google.com>
2885
2886 PR gold/12220
2887 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2888 Check for ".zdebug_line".
2889
fd064a5b
CC		 28902010-11-16 Doug Kwan <dougkwan@google.com>
2891 Cary Coutant <ccoutant@google.com>
2892
2893 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2894 by reference; adjust all callers.
2895 * output.cc (Output_segment::set_section_addresses): Adjust references
2896 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2897 list is empty.
2898 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2899 end at page boundary.
2900
6fc6ea19
CC		 29012010-11-16 Cary Coutant <ccoutant@google.com>
2902
2903 PR gold/12220
2904 * layout.cc (Layout::choose_output_section): Transform names of
2905 compressed sections even when using a script with a SECTIONS clause.
2906 (Layout::output_section_name): Remove code to transform
2907 compressed debug section names.
2908 * output.cc (Output_section::add_input_section): Use uncompressed
2909 section size when tracking input sections.
2910
95a2c8d6
RS		 29112010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2912
2913 * symtab.h (Symbol::NON_PIC_REF): Remove.
2914 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2915 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2916 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2917 (Symbol::use_plt_offset): Take a flags argument and pass it
2918 directly to needs_dynamic_reloc. Restrict check for undefined
2919 weak symbols to function calls.
2920 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2921 (Target_arm::Scan::global): Use it.
2922 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2923 (Target_arm::Relocate::relocate): Likewise.
2924 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2925 parameter with an r_type parameter. Use get_reference_flags
2926 to get the flags.
2927 (Target_arm::Relocate::relocate): Update accordingly.
2928 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2929 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2930 (Target_i386::Scan::global): Likewise.
2931 (Target_i386::Relocate::relocate): Likewise.
2932 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2933 parameter with an r_type parameter. Use get_reference_flags
2934 to get the flags.
2935 (Target_i386::Relocate::relocate): Update accordingly.
2936 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2937 (Target_powerpc::Scan::global): Use it.
2938 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2939 (Target_powerpc::Relocate::relocate): Likewise.
2940 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2941 (Target_sparc::Scan::global): Use it.
2942 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2943 (Target_sparc::Relocate::relocate): Likewise.
2944 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2945 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2946 (Target_x86_64::Scan::global): Likewise.
2947 (Target_x86_64::Relocate::relocate): Likewise.
2948
f625ae50
DK		 29492010-11-08 Doug Kwan <dougkwan@google.com>
2950 Cary Coutant <ccoutant@google.com>
2951
2952 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2953 (Arm_exidx_merge_section::section_contents_): New data member.
2954 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2955 (Arm_input_section::~Arm_input_section): De-allocate memory.
2956 (Arm_input_section::original_contents_): New data member.
2957 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2958 in parameters instead of calling Object::section_contents without
2959 locking.
2960 (Arm_output_section::group_section): New parameter TASK. Pass it
2961 to callees that need locking objects.
2962 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2963 to lock EXIDX input sections. Fix a formatting issue. Call
2964 Arm_exidx_merged_section::build_contents to create merged section
2965 contents.
2966 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2967 to lock object of stub table owner.
2968 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2969 TEXT_SIZE to initialize data member TEXT_SIZE_.
2970 (Arm_exidx_input_section::addralign): Fix typo in comment.
2971 (Arm_exidx_input_section::text_size): New method.
2972 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2973 that require locking objects. Lock objects before scanning for stubs
2974 and updating local symbols.
2975 (Arm_input_section<big_endian>::init): Copy contents of original
2976 input section.
2977 (Arm_input_section<big_endian>::do_write): Use saved contents of
2978 original input section instead of calling Object::section_contents
2979 without locking.
2980 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2981 size without calling Object::section_size().
2982 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2983 for size. Allocate a buffer for merged EXIDX entries.
2984 (Arm_exidx_merged_section::build_contents): New method.
2985 (Arm_exidx_merged_section::do_write): Move merge section contents
2986 building code to Arm_exidx_merged_section::build_contetns. Write
2987 out contetns in buffer instead of building it on the fly.
2988 (Arm_relobj::make_exidx_input_section): Also pass text section size
2989 to Arm_exidx_input_section constructor.
2990 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2991 (Arm_dynobj::do_read_symbols): Fix memory leak.
2992 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2993 * target.h: (class Task): Add forward declaration.
2994 (Target::relax): Add new parameter TASK and pass it to
2995 Target::do_relax().
2996 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2997
5f9bcf58
CC		 29982010-11-05 Cary Coutant <ccoutant@google.com>
2999
3000 PR gold/10708
3001 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3002 object when reading from the file.
3003 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3004 second layout pass.
3005 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3006 when reading section contents.
3007 (get_section_contents): Likewise.
3008 (icf::find_identical_sections): Likewise.
3009 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3010 object when reading from the file.
3011 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3012 the object when doing deferred section layout.
3013
e597fa08
NC		 30142010-11-03 Nick Clifton <nickc@redhat.com>
3015
3016 PR gold/12001
3017 * script.h (class Symbol_assignment: name): New member. Returns
3018 the name of the symbol.
3019 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3020 Returns true if the given symbol name is on the list of
3021 assignments wating to be processed.
3022 * archive.cc (should_incldue_member): If the symbol is undefined,
3023 check to see if it is on the list of symbols pending assignment.
3024
3f9a3278
ILT		 30252010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3026
3027 * script-sections.cc (Script_sections::find_memory_region): Check
3028 for a NULL output section pointer.
3029
d06fb4d1
DK		 30302010-10-29 Doug Kwan <dougkwan@google.com>
3031
3032 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3033 Output_section::add_relaxed_input_section.
3034 * output.cc (Output_section::add_relaxed_input_section): Add new
3035 arguments LAYOUT and NAME. Set section order index.
3036 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3037 Copy section order index.
3038 * output.h (Output_section::add_relaxed_input_section): Add new
3039 arguments LAYOUT and NAME.
3040
90e24de5
ILT		 30412010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3042
3043 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3044 NATIVE_OR_CROSS_LINKER.
3045 * testsuite/Makefile.in: Regenerate.
3046
c9484ea5
DK		 30472010-10-20 Doug Kwan <dougkwan@google.com>
3048
3049 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3050 without SHF_LINK_ORDER flags.
3051 * layout.cc (Layout::choose_output_section): Do not filter
3052 SHF_LINK_ORDER flag in a relocatable link.
3053
5bc2f5be
CC		 30542010-10-17 Cary Coutant <ccoutant@google.com>
3055
3056 * output.h (Output_segment::set_section_addresses): Change function
3057 signature. Update all callers.
3058 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3059 sections.
3060 (Output_segment::set_section_addresses): Align after last TLS
3061 section. Add padding before last relro section instead of after.
3062
0c91cf04
DK		 30632010-10-17 Doug Kwan <dougkwan@google.com>
3064
3065 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3066 GOT output section to be writable.
3067
8c21d9d3
CC		 30682010-10-14 Cary Coutant <ccoutant@google.com>
3069
3070 * debug.h (DEBUG_INCREMENTAL): New flag.
3071 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3072 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3073 mode.
3074 * incremental.cc (report_command_line): Ignore all forms of
3075 --incremental.
3076 * layout.cc (Layout::Layout): Check parameters for incremental link
3077 mode.
3078 * options.cc (General_options::parse_incremental): New function.
3079 (General_options::parse_no_incremental): New function.
3080 (General_options::parse_incremental_full): New function.
3081 (General_options::parse_incremental_update): New function.
3082 (General_options::incremental_mode_): New data member.
3083 (General_options::finalize): Check incremental_mode_.
3084 * options.h (General_options): Update help text for --incremental.
3085 Add --no-incremental, --incremental-full, --incremental-update.
3086 (General_options::Incremental_mode): New enum type.
3087 (General_options::incremental_mode): New function.
3088 (General_options::incremental_mode_): New data member.
3089 * parameters.cc (Parameters::incremental_mode_): New data member.
3090 (Parameters::set_options): Set incremental_mode_.
3091 (Parameters::set_incremental_full): New function.
3092 (Parameters::incremental): New function.
3093 (Parameters::incremental_update): New function.
3094 (set_parameters_incremental_full): New function.
3095 * parameters.h (Parameters::set_incremental_full): New function.
3096 (Parameters::incremental): New function.
3097 (Parameters::incremental_update): New function.
3098 (Parameters::incremental_mode_): New data member.
3099 (set_parameters_incremental_full): New function.
3100 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3101 incremental link mode.
3102 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3103 (Sized_relobj::do_relocate_sections): Likewise.
3104 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3105 option.
3106 * testsuite/Makefile.in: Regenerate.
3107 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3108
bb32aa18 31092010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3110
3111 * script-sections.h (class Script_sections): Make
3112 Sections_elements typedef public.
3113 * script-sections.cc (class Sort_output_sections): Add elements_
3114 field. Add constructor which sets it; change all callers.
3115 (Sort_output_sections::is_before): New function.
3116 (Sort_output_sections::operator()): Call is_before.
3117 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3118 conditional.
3119 * testsuite/script_test_10.sh: New test. Test script section
3120 order.
3121 * testsuite/script_test_10.t: Likewise.
3122 * testsuite/script_test_10.s: Likewise.
3123 * testsuite/Makefile.am: Wrap the cross linker tests and the
3124 common tests into NATIVE_OR_CROSS_LINKER.
3125 (check_SCRIPTS): Add script_test_10.sh.
3126 (check_DATA): Add script_test_10.stdout.
3127 (script_test_10.o, script_test_10): New targets.
3128 (script_test_10.stdout): New target.
3129 * configure, testsuite/Makefile.in: Regenerate.
3130
3cef7179
ILT		 31312010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3132
3133 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3134 error for the deprecated relocations.
3135 (Target_arm::Scan::global): Likewise.
3136 (Target_arm::Relocate::relocate): Likewise.
3137
7411e9a8
RS		 31382010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3139
3140 * fileread.cc (Input_file::find_file): Initialize *found_name
3141 and *namep when using the fallback search for case 4.
3142
6a9da32a
CC		 31432010-10-11 Cary Coutant <ccoutant@google.com>
3144
3145 * options.h (class General_options): Redefine -z lazy as an alias for
3146 the negation of -z now.
3147
ac897c20
ILT		 31482010-10-11 Ian Lance Taylor <iant@google.com>
3149
3150 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3151 binding.
3152
ea5cae92
NC		 31532010-10-06 Nick Clifton <nickc@redhat.com>
3154
3155 * script-sections.cc(class Memory_region): Remove
3156 current_lma_offset_ field. Rename current_vma_offset_ to
3157 current_offset_. Add last_section_ field.
3158 (Memory_region::get_current_vma_address): Rename to
3159 get_current_address.
3160 (Memory_region::get_current_lma_address): Delete.
3161 (Memory_region::increment_vma_offset): Rename to
3162 increment_offset.
3163 (Memory_region::increment_lma_offset): Delete.
3164 (Memory_region::attributes_compatible): New method. Returns
3165 true if the provided section is compatible with the region.
3166 (Memory_region::get_last_section): New method. Returns the last
3167 section to use the region.
3168 (Memory_region::set_last_section): New method. Stores the last
3169 section to use the region.
3170 (Script_sections::block_in_region): New method. Returns true if
3171 a block of memory is contained within a region.
3172 (Script_sections::find_memory_region): New method. Locates a
3173 memory region to be used to set a VMA or LMA address.
3174 (Output_section_definition::set_section_addresses): Add code to
3175 check for addresses set by memory regions.
3176 (Output_segment::set_section_addresses): Remove memory region
3177 walking code.
3178 (Script_sections::create_segment): Add a warning if a header
3179 segment is created outside of any region.
3180 * script-sections.h (class Script_sections): Add prototypes for
3181 find_memory_region and block_in_region methods.
3182 * testsuite/memory_test.s: Use .long instead of .word.
3183 * testsuite/memory_test.t: Add some more output sections.
3184 * testsuite/memory_test.sh: Update expected output.
3185
a9bfd952
DK		 31862010-10-02 Doug Kwan <dougkwan@google.com>
3187
3188 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3189 defintion to symtab.h
3190 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3191 declaration to defintion.
3192
bacff3ab
NC		 31932010-10-01 Nick Clifton <nickc@redhat.com>
3194
3195 * expression.cc (eval): Replace dummy argument with NULL.
3196 (eval_maybe_dot): Check for a NULL result section pointer.
3197 (Symbol_expression::value): Likewise.
3198 (Dot_expression::value): Likewise.
3199 (BINARY_EXPRESSION): Likewise.
3200 (Max_expression::value): Likewise.
3201 (Min_expression::value): Likewise.
3202 (Absolute_expression::value): Likewise.
3203 (Addr_expression::value_from_output_section): Likewise.
3204 (Loaddddr_expression::value_from_output_section): Likewise.
3205 (Segment_start_expression::value): Likewise.
3206 * script-sections.cc
3207 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3208 argument with NULL.
3209 (Sections_elememt_dot_assignment::set_section_addresses):
3210 Likewise.
3211 (Output_data_expression::do_write_to_buffer): Likewise.
3212 (Output_section_definition::finalize_symbols): Likewise.
3213 (Output_section_definition::set_section_addresses): Likewise.
3214
f81bc8b5
DK		 32152010-09-30 Doug Kwan <dougkwan@google.com>
3216
3217 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3218
c95e9f27
ST		 32192010-09-28 Sriraman Tallam <tmsriram@google.com>
3220
3221 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3222 function.
c95e9f27
ST		 3223 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3224 virtual function.
3225 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3226 virtual function.
3227 * icf.cc (get_section_contents): Inline merge sections only when
3228 target allows it.
3229
3cac54d2
RW		 32302010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3231
3232 * configure: Regenerate.
3233
2904037a
ILT		 32342010-09-17 Ian Lance Taylor <iant@google.com>
3235
3236 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3237 * testsuite/Makefile.am (memory_test.o): New target.
3238 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3239 memory_test.t.
3240 * testsuite/Makefile.in: Rebuild.
2904037a 3241
bca7fb63
DK		 32422010-09-17 Doug Kwan <dougkwan@google.com>
3243
3244 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3245 defintion if relocation uses GOT entries of the symbol.
3246 * testsuite/icf_safe_test.sh: Fix test.
3247 * testsuite/icf_safe_so_test.sh: Fix test.
3248
4ef28648
CC		 32492010-09-16 Cary Coutant <ccoutant@google.com>
3250
3251 * script_sections.cc (class Memory_region): Remove "NULL" from
3252 vector initializations.
3253
793990de
CC		 32542010-09-15 Cary Coutant <ccoutant@google.com>
3255
3256 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3257 Resolve forwarding symbols.
3258
81e015e2
DK		 32592010-09-15 Doug Kwan <dougkwan@google.com>
3260
3261 * gold/testsuite/script_test_3.t: Add ARM special sections.
3262 * gold/testsuite/script_test_4.t: Same.
3263 * gold/testsuite/script_test_5.t: Same.
3264 * gold/testsuite/script_test_6.t: Same.
3265 * gold/testsuite/script_test_7.t: Same.
3266 * gold/testsuite/script_test_7.t: Same.
3267 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3268
36171d64
CC		 32692010-09-14 Cary Coutant <ccoutant@google.com>
3270
3271 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3272 (Target_x86_64::Relocate::relocate_tls): Replace check for
3273 saw_tls_block_reloc_ with test for executable section.
3274
d89051bd
CC		 32752010-09-12 Cary Coutant <ccoutant@google.com>
3276
3277 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3278 position-independent executables to shared libraries need dynamic
3279 relocations.
3280 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3281 position-independent executables.
3282 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3283 * testsuite/Makefile.in: Regenerate.
3284
fca41f0f
NC		 32852010-09-10 Nick Clifton <nickc@redhat.com>
3286
3287 PR gold/11997
3288 * testsuite/memory_test.t: Discard any sections that are not
3289 needed.
3290
6695e4b3
L		 32912010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3292
3293 PR gold/11996
3294 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3295 "This::" to work around a bug in gcc 4.2.
3296
3297 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3298
0f72bf6f
RÁE		 32992010-09-09 Rafael Espindola <espindola@google.com>
3300
3301 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3302 sections with different PF_X flags in the same segment.
3303 (Layout::find_first_load_seg): Search all segments to find the first
3304 one.
3305 * options.h (rosegment): New.
3306
33072010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3308
05a79166 3309 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3310
aa98ff75
DK		 33112010-09-08 Doug Kwan <dougkwan@google.com>
3312
3313 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3314 (Arm_relobj::do_relocate_sections): Add new parameter for output
3315 file to match the parent.
3316 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3317 of local symbols instead of input values. Update code to track
3318 changes in gold::relocate_section.
3319 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3320 (Sized_relobj::compute_final_local_value_internal): New methods.
3321 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3322 body into private version of Sized_relobj::compute_final_local_value.
3323 Call the inline method.
3324 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3325 merged symbol value if there is one.
3326 (Symbol_value::has_output_value): New method defintiion.
3327 (Sized_relobj::Compute_final_local_value_status): New enum type.
3328 (Sized_relobj::compute_final_local_value): New methods.
3329 (Sized_relobj::compute_final_local_value_internal): New methods.
3330 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3331 and arm_cortex_a8.sh.
3332 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3333 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3334 New tests.
3335 * Makefile.in: Regenerate.
3336 * testsuite/arm_bl_out_of_range.s: Update test.
3337 * testsuite/thumb_bl_out_of_range.s: Ditto.
3338 * testsuite/thumb_blx_out_of_range.s: Ditto.
3339 * testsuite/arm_branch_out_of_range.sh: New file.
3340 * testsuite/arm_cortex_a8.sh: Ditto.
3341 * testsuite/arm_cortex_a8_b.s: Ditto.
3342 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3343 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3344 * testsuite/arm_cortex_a8_bl.s: Ditto.
3345 * testsuite/arm_cortex_a8_blx.s: Ditto.
3346 * testsuite/arm_cortex_a8_local.s: Ditto.
3347 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3348 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3349
05a79166
L		 33502010-09-08 Rafael Espindola <espindola@google.com>
3351
3352 * Makefile.am (memory_test.stdout): Run readelf with -W.
3353 * Makefile.in: Regenerate.
3354 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3355 64 bit output.
3356
33dbc701
RÁE		 33572010-09-08 Rafael Espindola <espindola@google.com>
3358
3359 * script-sections.cc (Script_sections::add_memory_region): Convert
3360 field precision to int.
3361 * script.cc (script_set_section_region, script_set_section_region):
3362 Convert field precision to int.
3363
731ca54a
RÁE		 33642010-09-08 Rafael Espindola <espindola@google.com>
3365
3366 * arm.cc (do_finalize_sections): Create the __exidx_start and
3367 __exdix_end symbols even when the section is missing.
3368
7f8cd844
NC		 33692010-09-08 Nick Clifton <nickc@redhat.com>
3370
3371 * README: Remove claim that MEMORY is not supported.
3372 * expression.cc (script_exp_function_origin)
3373 (script_exp_function_length): Move from here to ...
3374 * script.cc: ... here.
3375 (script_set_section_region, script_add_memory)
3376 (script_parse_memory_attr, script_include_directive): New
3377 functions.
3378 * script-sections.cc
3379 (class Memory_region): New class.
3380 (class Output_section_definition): Add set_memory_region,
3381 set_section_vma, set_section_lma and get_section_name methods.
3382 (class Script_Sections): Add add_memory_region,
3383 find_memory_region, find_memory_region_origin,
3384 find_memory_region_length and set_memory_region methods.
3385 Have set_section_addresses method walk the list of set memory
3386 regions.
3387 Extend the print methos to display memory regions.
3388 * script-sections.h: Add prototypes for new methods.
3389 Add enum for MEMORY region attributes.
3390 * yyscript.y: Add support for parsing MEMORY regions.
3391 * script-c.h: Add prototypes for new functions.
3392 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3393 * testsuite/Makefile.in: Regenerate.
3394 * testsuite/memory_test.sh: New script.
3395 * testsuite/memory_test.s: New assembler source file.
3396 * testsuite/memory_test.t: New linker script.
3397
a4649286
DK		 33982010-08-27 Doug Kwan <dougkwan@google.com>
3399
3400 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3401 reference override an existing dynamic weak reference.
3402 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3403 * testsuite/Makefile.in: Regenerate.
3404 * testsuite/dyn_weak_ref.sh: New file.
3405 * testsuite/dyn_weak_ref_1.c: Ditto.
3406 * testsuite/dyn_weak_ref_2.c: Ditto.
3407
b56648ad
ILT		 34082010-08-27 Ian Lance Taylor <iant@google.com>
3409
3410 * incremental.h (class Incremental_input_entry): Add virtual
3411 destructor.
3412
809313cb
ILT		 34132010-08-27 Ian Lance Taylor <iant@google.com>
3414
3415 * testsuite/start_lib_test_3.c: Mark t3 as used.
3416
11e32464
NC		 34172010-08-27 Nick Clifton <nickc@redhat.com>
3418
3419 * options.cc (version_script): Fix small typo in previous
3420 whitespace tidyup.
3421
ca09d69a
NC		 34222010-08-25 Nick Clifton <nickc@redhat.com>
3423
3424 * archive.cc: Formatting fixes: Remove whitespace between
3425 typename and following asterisk. Remove whitespace between
3426 function name and opening parenthesis.
3427 * archive.h: Likewise.
3428 * arm.cc: Likewise.
3429 * attributes.cc: Likewise.
3430 * attributes.h: Likewise.
3431 * common.cc: Likewise.
3432 * copy-relocs.cc: Likewise.
3433 * dirsearch.h: Likewise.
3434 * dynobj.cc: Likewise.
3435 * ehframe.cc: Likewise.
3436 * ehframe.h: Likewise.
3437 * expression.cc: Likewise.
3438 * fileread.cc: Likewise.
3439 * fileread.h: Likewise.
3440 * gc.h: Likewise.
3441 * gold-threads.cc: Likewise.
3442 * gold.cc: Likewise.
3443 * i386.cc: Likewise.
3444 * icf.h: Likewise.
3445 * incremental-dump.cc: Likewise.
3446 * incremental.cc: Likewise.
3447 * layout.cc: Likewise.
3448 * layout.h: Likewise.
3449 * main.cc: Likewise.
3450 * merge.cc: Likewise.
3451 * merge.h: Likewise.
3452 * object.cc: Likewise.
3453 * object.h: Likewise.
3454 * options.cc: Likewise.
3455 * options.h: Likewise.
3456 * output.cc: Likewise.
3457 * output.h: Likewise.
3458 * plugin.cc: Likewise.
3459 * plugin.h: Likewise.
3460 * powerpc.cc: Likewise.
3461 * reloc.cc: Likewise.
3462 * script-c.h: Likewise.
3463 * script-sections.cc: Likewise.
3464 * script.cc: Likewise.
3465 * stringpool.cc: Likewise.
3466 * symtab.cc: Likewise.
3467 * symtab.h: Likewise.
3468 * target.cc: Likewise.
3469 * timer.cc: Likewise.
3470 * timer.h: Likewise.
3471 * version.cc: Likewise.
3472 * x86_64.cc: Likewise.
3473
b8fa8750
NC		 34742010-08-24 Nick Clifton <nickc@redhat.com>
3475
3476 PR 11899
3477 * layout.cc (segment_precedes): Sort segments by their physical
3478 addresses, if they have been set.
3479
9919d93b
CC		 34802010-08-23 Cary Coutant <ccoutant@google.com>
3481
3482 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3483 symbols data.
3484 (Lib_group::include_member): Unlock object after deleting its
3485 symbols data.
3486 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3487 the bug fixed here.
3488
97b4be1c
CC		 34892010-08-19 Neil Vachharajani <nvachhar@google.com>
3490 Cary Coutant <ccoutant@google.com>
3491
3492 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3493 constructor, and set_blocker.
3494 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3495 readsyms_blocker_.
3496 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3497 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3498 * testsuite/Makefile.am (start_lib_test): New test case.
3499 * testsuite/Makefile.in: Regenerate.
3500 * testsuite/start_lib_test_main.c: New file.
3501 * testsuite/start_lib_test_1.c: New file.
3502 * testsuite/start_lib_test_2.c: New file.
3503 * testsuite/start_lib_test_3.c: New file.
3504
dd0b1884
ILT		 35052010-08-19 Ian Lance Taylor <iant@google.com>
3506
3507 * Makefile.in: Rebuild with automake 1.11.1.
3508 * aclocal.m4: Likewise.
3509 * testsuite/Makefile.in: Likewise.
3510
7223e9ca
ILT		 35112010-08-19 Ian Lance Taylor <iant@google.com>
3512
3513 PR 10893
3514 * i386.cc (class Output_data_plt_i386): Update declarations.
3515 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3516 local_ifuncs_ fields.
3517 (Target_i386::do_plt_section_for_global): New function.
3518 (Target_i386::do_plt_section_for_local): New function.
3519 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3520 parameter; change all callers. Initialize global_ifuncs_ and
3521 local_ifuncs_. If doing a static link define __rel_iplt_start and
3522 __rel_iplt_end.
3523 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3524 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3525 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3526 symbols.
3527 (Target_i386::make_plt_section): New function, broken out of
3528 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3529 (Target_i386::make_plt_entry): Call make_plt_section.
3530 (Target_i386::make_local_ifunc_plt_entry): New function.
3531 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3532 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3533 R_386_IRELATIVE to switch.
3534 (Target_i386::Scan::global): Likewise.
3535 (Target_i386::Relocate::relocate): Likewise.
3536 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3537 switch.
3538 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3539 (Target_x86_64::do_plt_section_for_global): New function.
3540 (Target_x86_64::do_plt_section_for_local): New function.
3541 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3542 parameter; change all callers. If doing a static link define
3543 __rela_iplt_start and __rela_iplt_end.
3544 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3545 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3546 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3547 to point to .plt.
3548 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3549 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3550 switch.
3551 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3552 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3553 R_X86_64_IRELATIVE to switch.
3554 (Target_x86_64::Scan::global): Likewise.
3555 (Target_x86_64::Relocate::relocate): Likewise.
3556 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3557 switch.
3558 * target.h (class Target): Add plt_section_for_global and
3559 plt_section_for_local functions. Add do_plt_section_for_global
3560 and do_plt_section_for_local virtual functions.
3561 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3562 clarifying comments.
3563 (Symbol::use_plt_offset): Handle IFUNC symbol.
3564 * object.cc (Sized_relobj::Sized_relobj): Initialize
3565 local_plt_offsets_.
3566 (Sized_relobj::local_has_plt_offset): New function.
3567 (Sized_relobj::local_plt_offset): New function.
3568 (Sized_relobj::set_local_plt_offset): New function.
3569 (Sized_relobj::do_count): Handle IFUNC symbol.
3570 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3571 a bit away from input_shndx_ field. Add set_is_func_symbol and
3572 is_ifunc_symbol functions.
3573 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3574 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3575 local_plt_offsets_ field.
3576 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3577 * output.h (class Output_section_data): Add non-const
3578 output_section function.
3579 (class Output_data_got): Update declarations.
3580 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3581 Add use_plt_offset parameter to global and local constructors.
3582 Change all callers. Change local_sym_index_ field to 31 bits.
3583 Change GSYM_CODE and CONSTANT_CODE accordingly.
3584 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3585 doing a static link don't set sh_link field.
3586 (Output_data_got::Got_entry::write): Use PLT offset if
3587 appropriate.
3588 (Output_data_got::add_global_plt): New function.
3589 (Output_data_got::add_local_plt): New function.
3590 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3591 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3592 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3593 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3594 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3595 IFUNC conditional.
3596 * testsuite/ifunc-sel.h: New file.
3597 * testsuite/ifuncmain1.c: New file.
3598 * testsuite/ifuncmain1vis.c: New file.
3599 * testsuite/ifuncmod1.c: New file.
3600 * testsuite/ifuncdep2.c: New file.
3601 * testsuite/ifuncmain2.c: New file.
3602 * testsuite/ifuncmain3.c: New file.
3603 * testsuite/ifuncmod3.c: New file.
3604 * testsuite/ifuncmain4.c: New file.
3605 * testsuite/ifuncmain5.c: New file.
3606 * testsuite/ifuncmod5.c: New file.
3607 * testsuite/ifuncmain6pie.c: New file.
3608 * testsuite/ifuncmod6.c: New file.
3609 * testsuite/ifuncmain7.c: New file.
3610 * configure, testsuite/Makefile.in: Rebuild.
3611
56f75c03
ILT		 36122010-08-18 Ian Lance Taylor <iant@google.com>
3613
3614 * incremental.cc
3615 (Output_section_incremental_inputs::write_input_files): Add cast
3616 to avoid signed/unsigned comparison warning.
3617 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3618
55455f89
CC		 36192010-08-12 Cary Coutant <ccoutant@google.com>
3620
3621 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3622
e2054bcb
ILT		 36232010-08-13 Ian Lance Taylor <iant@google.com>
3624
3625 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3626
74f67560
DK		 36272010-08-12 Cary Coutant <ccoutant@google.com>
3628 Doug Kwan <dougkwan@google.com>
3629
3630 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3631 defintion overrides non-weak undef, remember that the original undef
3632 is not weak.
3633 * symtab.cc (Symbol_table::sized_write_global): For undef without
3634 an original weak binding, set binding to global in output.
3635 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3636 * testsuite/Makefile.in: Regenerate.
3637 * testsuite/strong_ref_weak_def.sh: New file.
3638 * testsuite/strong_ref_weak_def_1.c: Ditto.
3639 * testsuite/strong_ref_weak_def_2.c: Ditto.
3640
d1238d12
CC		 36412010-08-12 Cary Coutant <ccoutant@google.com>
3642
3643 * testsuite/incremental_test.sh: Rewrite.
3644 * testsuite/incremental_test_1.c: Rewrite.
3645 * testsuite/incremental_test_2.c: Rewrite.
3646
0e70b911
CC		 36472010-08-12 Cary Coutant <ccoutant@google.com>
3648
3649 * arm.cc (Target_arm::got_size): Add const.
3650 (Target_arm::got_entry_count): New function.
3651 (Target_arm::plt_entry_count): New function.
3652 (Target_arm::first_plt_entry_offset): New function.
3653 (Target_arm::plt_entry_size): New function.
3654 (Output_data_plt_arm::entry_count): New function.
3655 (Output_data_plt_arm::first_plt_entry_offset): New function.
3656 (Output_data_plt_arm::get_plt_entry_size): New function.
3657 * i386.cc (Target_i386::got_size): Add const.
3658 (Target_i386::got_entry_count): New function.
3659 (Target_i386::plt_entry_count): New function.
3660 (Target_i386::first_plt_entry_offset): New function.
3661 (Target_i386::plt_entry_size): New function.
3662 (Output_data_plt_i386::entry_count): New function.
3663 (Output_data_plt_i386::first_plt_entry_offset): New function.
3664 (Output_data_plt_i386::get_plt_entry_size): New function.
3665 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3666 find_incremental_inputs_sections. Dump incremental_got_plt section.
3667 * incremental.cc: Include target.h.
3668 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3669 parameter. Adjust all callers. Find incremental_got_plt section.
3670 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3671 section.
3672 (Output_section_incremental_inputs::set_final_data_size): Calculate
3673 size of incremental_got_plt section.
3674 (Output_section_incremental_inputs::do_write): Write the
3675 incremental_got_plt section.
3676 (Got_plt_view_info): New struct.
3677 (Local_got_offset_visitor): New class.
3678 (Global_got_offset_visitor): New class.
3679 (Global_symbol_visitor_got_plt): New class.
3680 (Output_section_incremental_inputs::write_got_plt): New function.
3681 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3682 Add parameter. Adjust all callers.
3683 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3684 (Incremental_inputs::got_plt_section): New function.
3685 (Incremental_inputs::got_plt_section_): New data member.
3686 (Incremental_got_plt_reader): New class.
3687 * layout.cc (Layout::create_incremental_info_sections): Add the
3688 incremental_got_plt section.
3689 * object.h (Got_offset_list::get_list): New function.
3690 (Got offset_list::for_all_got_offsets): New function.
3691 (Sized_relobj::local_got_offset_list): New function.
3692 * powerpc.cc (Target_powerpc::got_size): Add const.
3693 (Target_powerpc::got_entry_count): New function.
3694 (Target_powerpc::plt_entry_count): New function.
3695 (Target_powerpc::first_plt_entry_offset): New function.
3696 (Target_powerpc::plt_entry_size): New function.
3697 (Output_data_plt_powerpc::entry_count): New function.
3698 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3699 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3700 * sparc.cc (Target_sparc::got_size): Add const.
3701 (Target_sparc::got_entry_count): New function.
3702 (Target_sparc::plt_entry_count): New function.
3703 (Target_sparc::first_plt_entry_offset): New function.
3704 (Target_sparc::plt_entry_size): New function.
3705 (Output_data_plt_sparc::entry_count): New function.
3706 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3707 (Output_data_plt_sparc::get_plt_entry_size): New function.
3708 * symtab.h (Symbol::got_offset_list): New function.
3709 (Symbol_table::for_all_symbols): New function.
3710 * target.h (Sized_target::got_entry_count): New function.
3711 (Sized_target::plt_entry_count): New function.
3712 (Sized_target::plt_entry_size): New function.
3713 * x86_64.cc (Target_x86_64::got_size): Add const.
3714 (Target_x86_64::got_entry_count): New function.
3715 (Target_x86_64::plt_entry_count): New function.
3716 (Target_x86_64::first_plt_entry_offset): New function.
3717 (Target_x86_64::plt_entry_size): New function.
3718 (Output_data_plt_x86_64::entry_count): New function.
3719 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3720 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3721
09ec0418
CC		 37222010-08-12 Cary Coutant <ccoutant@google.com>
3723
3724 * archive.cc: Include incremental.h.
3725 (Archive::Archive): Initialize incremental_info_.
3726 (Archive::include_member): Record archive members in incremental info.
3727 (Add_archive_symbols::run): Record begin and end of an archive in
3728 incremental info.
3729 (Lib_group::include_member): Record objects in incremental info.
3730 * archive.h (Incremental_archive_entry): Forward declaration.
3731 (Archive::set_incremental_info): New member function.
3732 (Archive::incremental_info): New member function.
3733 (Archive::Unused_symbol_iterator): New class.
3734 (Archive::unused_symbols_begin): New member function.
3735 (Archive::unused_symbols_end): New member function.
3736 (Archive::incremental_info_): New data member.
3737 * incremental-dump.cc (find_input_containing_global): New function.
3738 (dump_incremental_inputs): Dump new incremental info sections.
3739 * incremental.cc: Include symtab.h.
3740 (Output_section_incremental_inputs): New class.
3741 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3742 new incremental info sections.
3743 (Sized_incremental_binary::do_check_inputs): Likewise.
3744 (Incremental_inputs::report_archive): Remove.
3745 (Incremental_inputs::report_archive_begin): New function.
3746 (Incremental_inputs::report_archive_end): New function.
3747 (Incremental_inputs::report_object): New function.
3748 (Incremental_inputs::finalize_inputs): Remove.
3749 (Incremental_inputs::report_input_section): New function.
3750 (Incremental_inputs::report_script): Rewrite.
3751 (Incremental_inputs::finalize): Do nothing but finalize string table.
3752 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3753 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3754 (Incremental_inputs::create_data_sections): New function.
3755 (Incremental_inputs::relocs_entsize): New function.
3756 (Output_section_incremental_inputs::set_final_data_size): New function.
3757 (Output_section_incremental_inputs::do_write): New function.
3758 (Output_section_incremental_inputs::write_header): New function.
3759 (Output_section_incremental_inputs::write_input_files): New function.
3760 (Output_section_incremental_inputs::write_info_blocks): New function.
3761 (Output_section_incremental_inputs::write_symtab): New function.
3762 * incremental.h (Incremental_script_entry): Forward declaration.
3763 (Incremental_object_entry): Forward declaration.
3764 (Incremental_archive_entry): Forward declaration.
3765 (Incremental_inputs): Forward declaration.
3766 (Incremental_inputs_header_data): Remove.
3767 (Incremental_inputs_header): Remove.
3768 (Incremental_inputs_header_write): Remove.
3769 (Incremental_inputs_entry_data): Remove.
3770 (Incremental_inputs_entry): Remove.
3771 (Incremental_inputs_entry_write): Remove.
3772 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3773 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3774 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3775 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3776 Likewise.
3777 (Incremental_input_entry): New class.
3778 (Incremental_script_entry): New class.
3779 (Incremental_object_entry): New class.
3780 (Incremental_archive_entry): New class.
3781 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3782 (Incremental_inputs::report_inputs): Remove.
3783 (Incremental_inputs::report_archive): Remove.
3784 (Incremental_inputs::report_archive_begin): New function.
3785 (Incremental_inputs::report_archive_end): New function.
3786 (Incremental_inputs::report_object): Change prototype.
3787 (Incremental_inputs::report_input_section): New function.
3788 (Incremental_inputs::report_script): Change prototype.
3789 (Incremental_inputs::get_reloc_count): New function.
3790 (Incremental_inputs::set_reloc_count): New function.
3791 (Incremental_inputs::create_data_sections): New function.
3792 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3793 (Incremental_inputs::inputs_section): New function.
3794 (Incremental_inputs::symtab_section): New function.
3795 (Incremental_inputs::relocs_section): New function.
3796 (Incremental_inputs::get_stringpool): Add const.
3797 (Incremental_inputs::command_line): Add const.
3798 (Incremental_inputs::inputs): Remove.
3799 (Incremental_inputs::command_line_key): New function.
3800 (Incremental_inputs::input_file_count): New function.
3801 (Incremental_inputs::input_files): New function.
3802 (Incremental_inputs::relocs_entsize): New function.
3803 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3804 (Incremental_inputs::finalize_inputs): Remove.
3805 (Incremental_inputs::Input_info): Remove.
3806 (Incremental_inputs::lock_): Remove.
3807 (Incremental_inputs::inputs_): Change type.
3808 (Incremental_inputs::inputs_map_): Remove.
3809 (Incremental_inputs::current_object_entry_): New data member.
3810 (Incremental_inputs::inputs_section_): New data member.
3811 (Incremental_inputs::symtab_section_): New data member.
3812 (Incremental_inputs::relocs_section_): New data member.
3813 (Incremental_inputs::reloc_count_): New data member.
3814 (Incremental_inputs_reader): New class.
3815 (Incremental_symtab_reader): New class.
3816 (Incremental_relocs_reader): New class.
3817 * layout.cc (Layout::finalize): Move finalization of incremental info
3818 and creation of incremental info sections to follow finalization of
3819 symbol table. Set offsets for postprocessing sections.
3820 (Layout::create_incremental_info_sections): Call
3821 Incremental_inputs::create_data_sections. Add incremental symtab
3822 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3823 sections to layout after input sections.
3824 * layout.h (struct Timespec): Forward declaration.
3825 (Layout::incremental_inputs): Add const.
3826 (Layout::create_incremental_info_sections): Add parameter.
3827 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3828 * object.cc: Include incremental.h.
3829 (Relobj::finalize_incremental_relocs): New function.
3830 (Sized_relobj::do_layout): Record input sections in incremental info.
3831 * object.h (Object::output_section): New function.
3832 (Object::output_section_offset): Moved from Relobj.
3833 (Object::get_incremental_reloc_base): New function.
3834 (Object::get_incremental_reloc_count): New function.
3835 (Object::do_output_section): New function.
3836 (Object::do_output_section_offset): Moved from Relobj.
3837 (Object::do_get_incremental_reloc_base): New function.
3838 (Object::do_get_incremental_reloc_count): New function.
3839 (Object::Object): Initialize new data members.
3840 (Relobj::output_section): Renamed do_output_section and moved to
3841 protected.
3842 (Relobj::output_section_offset): Moved to Object.
3843 (Relobj::do_get_incremental_reloc_base): New function.
3844 (Relobj::do_get_incremental_reloc_count): New function.
3845 (Relobj::allocate_incremental_reloc_counts): New function.
3846 (Relobj::count_incremental_reloc): New function.
3847 (Relobj::finalize_incremental_relocs): New function.
3848 (Relobj::next_incremental_reloc_index): New function.
3849 (Relobj::reloc_counts_): New data member.
3850 (Relobj::reloc_bases_): New data member.
3851 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3852 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3853 (Sized_relobj::incremental_relocs_scan): New function.
3854 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3855 (Sized_relobj::incremental_relocs_write): New function.
3856 (Sized_relobj::incremental_relocs_write_reltype): New function.
3857 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3858 incremental link.
3859 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3860 archives and object files elsewhere.
3861 (Add_symbols::run): Report object files here.
3862 (Finish_group::run): Report end of archive at end of group.
3863 * reloc.cc: Include layout.h, incremental.h.
3864 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3865 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3866 (Sized_relobj::incremental_relocs_scan): New function.
3867 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3868 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3869 (Sized_relobj::incremental_relocs_write): New function.
3870 (Sized_relobj::incremental_relocs_write_reltype): New function.
3871 * script.cc (read_input_script): Rewrite test for incremental link.
3872 Change call to Incremental_inputs::report_script.
3873 * symtab.h (Symbol_table::first_global_index): New function.
3874 (Symbol_table::output_count): New function.
3875
ce0d1972
DK		 38762010-08-12 Doug Kwan <dougkwan@google.com>
3877
3878 * arm.cc (Target_arm::merge_object_attributes): Check command line
3879 options --no-wchar-size-warning and --no-enum-size-warning.
3880 * options.h (General_options): Add ld-compatible options
3881 --no-enum-size-warning and --no-wchar-size-warning.
3882
6e5710ce
ILT		 38832010-08-04 Ian Lance Taylor <iant@google.com>
3884
3885 * x86_64.cc (Target_x86_64::Scan::local): Use
3886 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3887 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3888 (Target_x86_64::Scan::global): Likewise.
3889 (Target_x86_64::Relocate::relocate): Likewise.
3890 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3891 Likewise.
3892
fef830db
CC		 38932010-08-03 Cary Coutant <ccoutant@google.com>
3894
3895 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3896 to reserve space in merged_strings vector. Keep total input size
3897 for stats.
3898 (Output_merge_string::do_print_merge_stats): Print total input size.
3899 * merge.h (Output_merge_string): Add input_size_ field.
3900 * stringpool.cc (Stringpool_template::string_length): Move
3901 implementations out of Stringpool_template class and place in
3902 stringpool.h.
3903 * stringpool.h (string_length): Move out of Stringpool_template.
3904
1e3811b0
ILT		 39052010-08-03 Ian Lance Taylor <iant@google.com>
3906
3907 PR 11712
3908 * layout.cc (relaxation_loop_body): If address of load segment is
3909 set, adjust address to include headers if possible.
3910
7af0c620
ILT		 39112010-08-03 Ian Lance Taylor <iant@google.com>
3912
3913 * version.cc (version_string): Bump to 1.10.
3914
22f0da72
ILT		 39152010-08-03 Ian Lance Taylor <iant@google.com>
3916
3917 PR 11805
3918 * layout.h (enum Output_section_order): Define.
3919 (class Layout): Update declarations.
3920 * layout.cc (Layout::get_output_section): Add order parameter.
3921 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3922 is_first_non_relro parameters. Change all callers.
3923 (Layout::choose_output_section): Likewise.
3924 (Layout::add_output_section_data): Likewise.
3925 (Layout::make_output_section): Likewise. Set order.
3926 (Layout::default_section_order): New function.
3927 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3928 * output.cc (Output_section::Output_section): Initialize order_.
3929 Don't initialize deleted fields.
3930 (Output_segment::Output_segment): Don't initialize deleted
3931 fields.
3932 (Output_segment::add_output_section_to_load): New function
3933 replacing add_output_section. Change all callers to call this or
3934 add_output_section_to_nonload.
3935 (Output_segment::add_output_section_to_nonload): New function.
3936 (Output_segment::remove_output_section): Rewrite.
3937 (Output_segment::add_initial_output_data): Likewise.
3938 (Output_segment::has_any_data_sections): Likewise.
3939 (Output_segment::is_first_section_relro): Likewise.
3940 (Output_segment::maximum_alignment): Likewise.
3941 (Output_segment::has_dynamic_reloc): New function replacing
3942 dynamic_reloc_count. Change all callers.
3943 (Output_segment::has_dynamic_reloc_list): New function replacing
3944 dynamic_reloc_count_list. Change all callers.
3945 (Output_segment::set_section_addresses): Rewrite.
3946 (Output_segment::set_offset): Rewrite.
3947 (Output_segment::find_first_and_last_list): Remove.
3948 (Output_segment::set_tls_offsets): Rewrite.
3949 (Output_segment::first_section_load_address): Likewise.
3950 (Output_segment::output_section_count): Likewise.
3951 (Output_segment::section_with_lowest_load_address): Likewise.
3952 (Output_segment::write_section_headers): Likewise.
3953 (Output_segment::print_sections_to_map): Likewise.
3954 * output.h (class Output_data): Remove dynamic_reloc_count_
3955 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3956 (Output_data::add_dynamic_reloc): Rewrite.
3957 (Output_data::has_dynamic_reloc): New function.
3958 (Output_data::dynamic_reloc_count): Remove.
3959 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3960 is_last_relro_, is_first_non_relro_, is_interp_,
3961 is_dynamic_linker_section_ fields. Add order and set_order
3962 functions. Remove is_relro_local, set_is_relro_local,
3963 is_last_relro, set_is_last_relro, is_first_non_relro,
3964 set_is_first_non_relro functions, is_interp, set_is_interp,
3965 is_dynamic_linker_section, and set_is_dynamic_linker_section
3966 functions.
3967 (class Output_segment): Change Output_data_list from std::list to
3968 std:;vector. Add output_lists_ field. Remove output_data_ and
3969 output_bss_ fields. Update declarations.
3970
3ff2ccb0
ILT		 39712010-08-02 Ian Lance Taylor <iant@google.com>
3972
3973 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3974 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3975 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3976
88a4108b
ILT		 39772010-08-02 Ian Lance Taylor <iant@google.com>
3978
3979 PR 11855
3980 * script.cc (Script_options::Script_options): Initialize
3981 symbol_definitions_ and symbol_references_.
3982 (Script_options::add_symbol_assignment): Update
3983 symbol_definitions_ and symbol_references_.
3984 (Script_options::add_symbol_reference): New function.
3985 (script_symbol): New function.
3986 * script.h (class Script_options): Add symbol_definitions_ and
3987 symbol_references_ fields.
3988 (Script_options::referenced_const_iterator): New type.
3989 (Script_options::referenced_begin): New function.
3990 (Script_options::referenced_end): New function.
3991 (Script_options::is_referenced): New function.
3992 (Script_options::any_unreferenced): New function.
3993 * script-c.h (script_symbol): Declare.
3994 * yyscript.y (exp): Call script_symbol.
3995 * symtab.cc: Include "script.h".
3996 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3997 Change all callers. Check symbols referenced by scripts.
3998 (Symbol_table::add_undefined_symbols_from_command_line): Add
3999 layout parameter. Change all callers.
4000 (Symbol_table::do_add_undefined_symbols_from_command_line):
4001 Likewise. Break out loop body. Check symbols referenced by
4002 scripts.
4003 (Symbol_table::add_undefined_symbol_from_command_line): New
4004 function broken out of
4005 do_add_undefined_symbols_from_command_line.
4006 * symtab.h (class Symbol_table): Update declarations.
4007 * archive.cc: Include "layout.h".
4008 (Archive::should_include_member): Add layout parameter. Change
4009 all callers. Check for symbol mentioned in expression.
4010 * archive.h (class Archive): Update declaration.
4011 * object.cc (Sized_relobj::do_should_include_member): Add layout
4012 parameter.
4013 * object.h (Object::should_include_member): Add layout parameter.
4014 Change all callers.
4015 (Object::do_should_include_member): Add layout parameter.
4016 (class Sized_relobj): Update declaration.
4017 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4018 parameter.
4019 * dynobj.h (class Sized_dynobj): Update declaration.
4020 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4021 layout parameter.
4022 * plugin.h (class Sized_pluginobj): Update declaration.
4023
5f1ab67a
ILT		 40242010-08-02 Ian Lance Taylor <iant@google.com>
4025
4026 PR 11866
4027 * output.cc (Output_segment::set_offset): Search for the first and
4028 last sections rather than assuming that the list is in order.
4029 (Output_segment::find_first_and_last_list): New function.
4030 * output.h (class Output_segment): Update declarations.
4031 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4032 (relro_strip_test_SOURCES): New variable.
4033 (relro_strip_test_DEPENDENCIES): New variable.
4034 (relro_strip_test_LDFLAGS): New variable.
4035 (relro_strip_test_LDADD): New variable.
4036 (relro_strip_test.so): New target.
4037
a8df5856
ILT		 40382010-08-02 Ian Lance Taylor <iant@google.com>
4039
4040 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4041 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4042 (Target_i386::got_tlsdesc_section): New function.
4043 (Target_i386::got_section): Create space for GOT entries for
4044 TLSDESC relocations.
4045 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4046 R_386_TLS_GOTDESC.
4047 (Target_i386::Scan::global): Likewise.
4048 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4049 using TLSDESC GOT.
4050 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4051 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4052 (Target_x86_64::got_tlsdesc_section): New function.
4053 (Target_x86_64::got_section): Create space for GOT entries for
4054 TLSDESC relocations.
4055 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4056 R_386_TLS_GOTDESC.
4057 (Target_x86_64::Scan::global): Likewise.
4058 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4059 using TLSDESC GOT.
4060
0c10a0a6
ILT		 40612010-08-02 Ian Lance Taylor <iant@google.com>
4062
4063 * testsuite/final_layout.sh: Use dc to convert from hex to
4064 decimal.
4065
41cbeecc
ST		 40662010-07-29 Sriraman Tallam <tmsriram@google.com>
4067
4068 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4069 paramter to the call to gold::gc_process_relocs.
4070 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4071 paramter to the call to gold::gc_process_relocs.
4072 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4073 parameter to the call to gold::gc_process_relocs.
4074 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4075 template parameter to the call to gold::gc_process_relocs.
4076 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4077 paramter to the call to gold::gc_process_relocs.
4078 * gc.h (get_embedded_addend_size): New function.
4079 (gc_process_relocs): Save the size of the reloc for use by ICF.
4080 * icf.cc (get_section_contents): Get the addend from the text section
4081 for SHT_REL relocation sections.
4082 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4083 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4084 * int_encoding.h (read_from_pointer): New overloaded function.
4085 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4086 * testsuite/icf_sht_rel_addend_test.sh: New file.
4087 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4088 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4089
6ea55b82
RW		 40902010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4091
4092 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4093 * Makefile.in: Regenerate.
4094 * testsuite/Makefile.in: Regenerate.
4095
9691462b
ILT		 40962010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4097
4098 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4099 * gold/testsuite/debug_msg.cc: Likewise.
4100 * gold/testsuite/odr_violation1.cc
4101 * gold/testsuite/odr_violation2.cc
4102
76897331
CC		 41032010-07-21 Cary Coutant <ccoutant@google.com>
4104
4105 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4106 string, and length fields.
4107 (Output_merge_string::Merged_strings_list): New type.
4108 (Output_merge_string::Merged_strings_lists): New typedef.
4109 (Output_merge_string): Replace merged_strings_ with
4110 merged_strings_lists_.
4111 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4112 Merged_strings_list per input object and section. Don't store pointer
4113 to the string. Don't store length with each merged string entry.
4114 (Output_merge_string::finalize_merged_data): Loop over list of merged
4115 strings lists. Recompute length of each merged string.
4116
78384e8f
CC		 41172010-07-15 Cary Coutant <ccoutant@google.com>
4118
4119 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4120 here.
4121
783659f9
ILT		 41222010-07-14 Ian Lance Taylor <iant@google.com>
4123
4124 * descriptors.cc (Descriptors::open): Report correct name in error
4125 message.
4126
131687b4
DK		 41272010-07-13 Doug Kwan <dougkwan@google.com>
4128
4129 * arm.cc (Arm_input_section::Arm_input_section): For a
4130 SHT_ARM_EXIDX section, always keeps the input sections.
4131 (Arm_input_section::set_exidx_section_link): New method.
4132 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4133 has_errors_ to false.
4134 (Arm_exidx_input_section::has_errors,
4135 Arm_exidx_input_section::set_has_errors): New methods.
4136 (Arm_exidx_input_section::has_errors_): New data member.
4137 (Arm_relobj::get_exidx_shndx_list): New method.
4138 (Arm_output_section::append_text_sections_to_list): Do not skip
4139 section without SHF_EXECINSTR.
4140 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4141 errors.
4142 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4143 section header. Make error messages more verbose. Check for
4144 a non-executable section linked to an EXIDX section.
4145 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4146 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4147 check that there is no deferred EXIDX section if we exit early.
4148 Instead of not making an EXIDX section in case of an error, make one
4149 and set the has_errors flag of it.
4150 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4151 in a relocatable link.
4152 (Target_arm::do_relax): Look for the EXIDX output section instead of
4153 assuming that it is called .ARM.exidx.
4154 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4155 section list. Do not check for SHF_EXECINSTR section flags but
4156 skip any input section with errors.
4157 * output.cc (Output_section::Output_section): Initialize
4158 always_keeps_input_sections_ to false.
4159 (Output_section::add_input_section): Check for
4160 always_keeps_input_sections_.
4161 * output.h (Output_section::always_keeps_input_sections,
4162 Output_section::set_always_keeps_input_sections): New methods.
4163 (Output_section::always_keeps_input_sections): New data member.
4164
69517287
RÁE		 41652010-07-13 Rafael Espindola <espindola@google.com>
4166
4167 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4168 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4169
82742395
ILT		 41702010-07-13 Philip Herron <herron.philip@googlemail.com>
4171 Ian Lance Taylor <iant@google.com>
4172
4173 * output.h (Output_section_lookup_maps::add_merge_section):
4174 Correct check of whether value was inserted.
4175 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4176 (Output_section_lookup_maps::add_relaxed_input_section):
4177 Likewise.
4178 * arm.cc (Target_arm::got_section): Remove used local os.
4179 * i386.cc (Target_i386::got_section): Likewise.
4180 * x86_64.cc (Target_x86_64::got_section): Likewise.
4181 * sparc.cc (Target_sparc::got_section): Likewise.
4182 (Target_sparc::relocate): Remove unused local have_got_offset.
4183 * powerpc.cc (Target_powerpc::relocate): Likewise.
4184
f2d707b5
ILT		 41852010-07-13 Ian Lance Taylor <iant@google.com>
4186
241531d6
ILT		 4187 * compressed_output.cc (zlib_decompress): Fix signature in
4188 !HAVE_ZLIB_H case.
4189
f2d707b5
ILT		 4190 * archive.cc (Archive::include_member): Unlock an external member
4191 of a thin archive. Don't bother to delete an object we know is
4192 NULL.
4193
a2e47362
CC		 41942010-07-12 Cary Coutant <ccoutant@google.com>
4195
4196 * compressed_output.cc (zlib_decompress): New function.
4197 (get_uncompressed_size): New function.
4198 (decompress_input_section): New function.
4199 * compressed_output.h (get_uncompressed_size): New function.
4200 (decompress_input_section): New function.
4201 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4202 Handle compressed debug sections.
4203 * layout.cc (is_compressed_debug_section): New function.
4204 (Layout::output_section_name): Map compressed section names to
4205 canonical names.
4206 * layout.h (is_compressed_debug_section): New function.
4207 (is_debug_info_section): Recognize compressed debug sections.
4208 * merge.cc: Include compressed_output.h.
4209 (Output_merge_data::do_add_input_section): Handle compressed
4210 debug sections.
4211 (Output_merge_string::do_add_input_section): Handle compressed
4212 debug sections.
4213 * object.cc: Include compressed_output.h.
4214 (Sized_relobj::Sized_relobj): Initialize new data members.
4215 (build_compressed_section_map): New function.
4216 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4217 * object.h (Object::section_is_compressed): New method.
4218 (Object::do_section_is_compressed): New method.
4219 (Sized_relobj::Compressed_section_map): New type.
4220 (Sized_relobj::do_section_is_compressed): New method.
4221 (Sized_relobj::compressed_sections_): New data member.
4222 * output.cc (Output_section::add_input_section): Handle compressed
4223 debug sections.
4224 * reloc.cc: Include compressed_output.h.
4225 (Sized_relobj::write_sections): Handle compressed debug sections.
4226
ce279a62
CC		 42272010-07-08 Cary Coutant <ccoutant@google.com>
4228
4229 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4230 weak when resolving to a dynamic def.
4231 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4232 for weak undef/dynamic def cases. Adjust callers.
4233 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4234 undef_binding_weak_.
4235 (Symbol_table::sized_write_globals): Adjust symbol binding.
4236 (Symbol_table::sized_write_symbol): Add binding parameter.
4237 * symtab.h (Symbol::set_undef_binding): New method.
4238 (Symbol::is_undef_binding_weak): New method.
4239 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4240 (Symbol_table::should_override): Add new parameter.
4241 (Symbol_table::sized_write_symbol): Add new parameter.
4242
4243 * testsuite/weak_undef_file1.cc: Add new test case.
4244 * testsuite/weak_undef_file2.cc: Fix header comment.
4245 * testsuite/weak_undef_test.cc: Add new test case.
4246
b2286c10
DK		 42472010-06-29 Doug Kwan <dougkwan@google.com>
4248
4249 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4250 Initialize USE_SYMBOL_.
4251 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4252 definition.
4253 (Arm_reloc_property::uses_symbol_): New data member declaration.
4254 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4255 uses symbol value and symbol is undefined but not weakly undefined.
4256
4802450a
RÁE		 42572010-06-28 Rafael Espindola <espindola@google.com>
4258
4259 * plugin.cc (Plugin::load): Use dlerror.
4260
e5ca47ba
ILT		 42612010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4262
4263 * symtab.cc (detect_odr_violations): When reporting an ODR
4264 violation, report an object where the symbol is defined.
4265
8a75a161
DK		 42662010-06-25 Doug Kwan <dougkwan@google.com>
4267
4268 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4269 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4270 definition.
4271 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4272 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4273 target hook to detect function points.
4274 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4275 * icf.h (Icf::check_section_for_function_pointers): Change type of
4276 parameter SECTION_NAME to const reference to std::string. Use
4277 target hook to determine if section may have unsafe pointers.
4278 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4279 method definition.
4280
42218b9f
RÁE		 42812010-06-21 Rafael Espindola <espindola@google.com>
4282
4283 * fileread.cc (Input_file::find_fie): New
4284 (Input_file::open): Use Input_file::find_fie.
4285 * fileread.h (Input_file::find_fie): New
4286 * plugin.cc (set_extra_library_path): New.
4287 (Plugin::load): Add set_extra_library_path to the transfer vector.
4288 (Plugin_manager::set_extra_library_path): New.
4289 (Plugin_manager::add_input_file): Use the extra search path if set.
4290 (set_extra_library_path(): New.
4291 * plugin.h (Plugin_manager): Add set_extra_library_path and
4292 extra_search_path_.
4293
a0506cca
CC		 42942010-06-19 Cary Coutant <ccoutant@google.com>
4295
4296 * layout.cc (gdb_sections): Add .debug_types.
4297 (lines_only_debug_sections): Likewise.
4298
6508b958
RÁE		 42992010-06-18 Rafael Espindola <espindola@google.com>
4300
4301 * plugin.cc (add_input_file,add_input_library)
4302 (Plugin_manager::add_input_file): Make filename arguments const.
4303 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4304 const.
4305
3e235302
DK		 43062010-06-16 Doug Kwan <dougkwan@google.com>
4307
4308 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4309 .ARM.attributes section if we have not merged any input
4310 attributes sections.
4311
106e8a6c
DK		 43122010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4313
4314 * arm.cc: Allow combining objects with no EABI version
4315 information.
4316
91ff43fe
RÁE		 43172010-06-15 Rafael Espindola <espindola@google.com>
4318
4319 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4320
68ed838c
ILT		 43212010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4322
4323 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4324 (struct iovec): Correct !HAVE_READV definition.
4325
f3a2388f
CC		 43262010-06-10 Cary Coutant <ccoutant@google.com>
4327
4328 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4329 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4330 reloc sections.
4331 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4332
4333 PR 11683
4334 * symtab.h (Symbol::is_placeholder): New member function.
4335 * target-reloc.h (relocate_section): Check for placeholder symbols.
4336
4337 * testsuite/Makefile.am (plugin_test_8): New test.
4338 (plugin_test_9): New test.
4339 * testsuite/Makefile.in: Regenerate.
4340
e1df38aa
NC		 43412010-06-09 Nick Clifton <nickc@redhat.com>
4342
4343 * yyscript.y (input_list_element): Allow strings prefixed with
4344 the '-' character. Treat these as libraries.
4345 * script.cc (script_add_library): New function. Adds a library
4346 specified by "-l<name>" found in an input script.
4347 * script-c.h: Add prototype for script_add_library.
4348
25bbe950
DK		 43492010-06-07 Doug Kwan <dougkwan@google.com>
4350
4351 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4352 Restrict stub-group size to be within long conditional branch
4353 range when working around cortex-A8 erratum.
4354
0f32ea4c
ILT		 43552010-06-07 Damien Diederen <dd@crosstwine.com>
4356
4357 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4358 #ifdef typo.
4359
8fe2a369
ST		 43602010-06-03 Sriraman Tallam <tmsriram@google.com>
4361
4362 PR gold/11658
4363 * output.cc
4364 (Output_section::Input_section_sort_entry::compare_section_ordering):
4365 Change to return non-zero correctly.
4366 (Output_section::Input_section_sort_section_order_index_compare
4367 ::operator()): Change to fix ambiguity in comparisons.
4368
6e9ba2ca
ST		 43692010-06-01 Sriraman Tallam <tmsriram@google.com>
4370
4371 * gold.h (is_wildcard_string): New function.
4372 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4373 (Layout::layout_eh_frame): Ditto.
4374 (Layout::find_section_order_index): New method.
4375 (Layout::read_layout_from_file): New method.
4376 * layout.h (Layout::find_section_order_index): New method.
4377 (Layout::read_layout_from_file): New method.
4378 (Layout::input_section_position_): New private member.
4379 (Layout::input_section_glob_): New private member.
4380 * main.cc (main): Call read_layout_from_file here.
4381 * options.h (--section-ordering-file): New option.
4382 * output.cc (Output_section::input_section_order_specified_): New
4383 member.
4384 (Output_section::Output_section): Initialize new member.
4385 (Output_section::add_input_section): Add new parameter.
4386 Keep input sections when --section-ordering-file is used.
4387 (Output_section::set_final_data_size): Sort input sections when
4388 section ordering file is specified.
4389 (Output_section::Input_section_sort_entry): Add new parameter.
4390 Check sorting type.
4391 (Output_section::Input_section_sort_entry::compare_section_ordering):
4392 New method.
4393 (Output_section::Input_section_sort_compare::operator()): Change to
4394 consider section_order_index.
4395 (Output_section::Input_section_sort_init_fini_compare::operator()):
4396 Change to consider section_order_index.
4397 (Output_section::Input_section_sort_section_order_index_compare
4398 ::operator()): New method.
4399 (Output_section::sort_attached_input_sections): Change to sort
4400 according to section order when specified.
e1df38aa
NC		 4401 (Output_section::add_input_section<32, true>): Add new parameter.
4402 (Output_section::add_input_section<64, true>): Add new parameter.
4403 (Output_section::add_input_section<32, false>): Add new parameter.
4404 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4405 * output.h (Output_section::add_input_section): Add new parameter.
4406 (Output_section::input_section_order_specified): New
4407 method.
4408 (Output_section::set_input_section_order_specified): New method.
4409 (Input_section::Input_section): Initialize section_order_index_.
4410 (Input_section::section_order_index): New method.
4411 (Input_section::set_section_order_index): New method.
4412 (Input_section::section_order_index_): New member.
4413 (Input_section::Input_section_sort_section_order_index_compare): New
4414 struct.
4415 (Output_section::input_section_order_specified_): New member.
4416 * script-sections.cc (is_wildcard_string): Delete and move modified
4417 method to gold.h.
4418 (Output_section_element_input::Output_section_element_input): Modify
4419 call to is_wildcard_string.
4420 (Output_section_element_input::Input_section_pattern
4421 ::Input_section_pattern): Ditto.
4422 (Output_section_element_input::Output_section_element_input): Ditto.
4423 * testsuite/Makefile.am (final_layout): New test case.
4424 * testsuite/Makefile.in: Regenerate.
4425 * testsuite/final_layout.cc: New file.
4426 * testsuite/final_layout.sh: New file.
4427
3537c84b
RÁE		 44282010-06-01 Rafael Espindola <espindola@google.com>
4429
4430 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4431
105b6afd
RÁE		 44322010-06-01 Rafael Espindola <espindola@google.com>
4433
4434 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4435 visibility of symbols.
4436
29e11421
DK		 44372010-05-27 Doug Kwan <dougkwan@google.com>
4438
4439 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4440 from start of output section instead of address for a local symbol
4441 in a merged or relaxed section when doing a relocatable link.
4442
5e0f337e
RÁE		 44432010-05-26 Rafael Espindola <espindola@google.com>
4444
4445 PR 11604
4446 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4447 adding sections the garbage collector removed.
4448 * gold/testsuite/Makefile.am: Add test.
4449 * gold/testsuite/Makefile.in: Regenerate.
4450 * gold/testsuite/plugin_test_7.sh: New.
4451 * gold/testsuite/plugin_test_7_1.c: New.
4452 * gold/testsuite/plugin_test_7_2.c: New.
4453
f4187277
RÁE		 44542010-05-26 Rafael Espindola <espindola@google.com>
4455
4456 * script-sections.cc (Output_section_definition::set_section_addresses):
4457 Check for --section-start.
4458
5c388529
DK		 44592010-05-26 Doug Kwan <dougkwan@google.com>
4460
4461 * arm.cc (Arm_scan_relocatable_relocs): New class.
4462 (Target_arm::relocate_special_relocatable): New method.
4463 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4464 (Arm_relocate_functions::thumb_branch_common): Same.
4465 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4466 instead of Default_scan_relocatable_relocs.
4467 * target-reloc.h (relocate_for_relocatable): Let target handle
4468 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4469 * target.h (Sized_target::relocate_special_relocatable): New method.
4470
bca1c3ae
ILT		 44712010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4472
4473 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4474
0439c796
DK		 44752010-05-23 Doug Kwan <dougkwan@google.com>
4476
4477 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4478 instead of a cast.
4479 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4480 with a direct branch, not a conditional branch, to a stub.
4481 * merge.cc (Output_merge_base::record_input_section): New method
4482 defintion.
4483 (Output_merge_data::do_add_input_section): Record input section if
4484 keeps-input-sections flag is set.
4485 (Output_merge_string::do_add_input_section): Ditto.
4486 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4487 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4488 INPUT_SECTIONS_.
4489 (Output_merge_base::keeps_input_sections,
4490 Output_merge_base::set_keeps_input_sections,
4491 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4492 method definitions.
4493 (Output_merge_base::Input_sections): New type declaration.
4494 (Output_merge_base::input_sections_begin,
4495 Output_merge_base::input_sections_end,
4496 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4497 (Output_merge_base::bool keeps_input_sections_,
4498 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4499 Output_merge_base::input_sections_): New data members.
4500 (Output_merge_data::do_set_keeps_input_sections): New method
4501 defintion.
4502 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4503 * output.cc (Output_section::Input_section::relobj): Move method
4504 defintion from class declaration to here and handle merge sections.
4505 (Output_section::Input_section::shndx): Ditto.
4506 (Output_section::Output_section): Remove initializations of removed
4507 data members and initialize new data member LOOKUP_MAPS_.
4508 (Output_section::add_input_section): Set keeps-input-sections flag
4509 for a newly created merge output section as appropriate. Adjust code
4510 to use Output_section_lookup_maps class.
4511 (Output_section::add_relaxed_input_section): Adjst code for lookup
4512 maps code refactoring.
4513 (Output_section::add_merge_input_section): Add a new parameter
4514 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4515 class. If adding input section to a newly created merge output
4516 section fails, remove the new merge section.
4517 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4518 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4519 (Output_section::find_merge_section): Ditto.
4520 (Output_section::build_lookup_maps): New method defintion.
4521 (Output_section::find_relaxed_input_section): Adjust code to use
4522 Output_section_lookup_maps class.
4523 (Output_section::get_input_sections): Export merge sections. Adjust
4524 code to use Output_section_lookup_maps class.
4525 (Output_section:::add_script_input_section): Adjust code to use
4526 Output_section_lookup_maps class. Update lookup maps for merge
4527 sections also.
4528 (Output_section::discard_states): Use Output_section_lookup_maps.
4529 (Output_section::restore_states): Same.
4530 * output.h (Merge_section_properties): Move class defintion out of
4531 Output_section.
4532 (Output_section_lookup_maps): New class.
4533 (Output_section::Input_section::is_merge_section): New method
4534 defintion.
4535 (Output_section::Input_section::relobj): Move defintion out of class
4536 defintion. Declare method only.
4537 (Output_section::Input_section::shndx): Ditto.
4538 (Output_section::Input_section::output_merge_base): New method defintion.
4539 (Output_section::Input_section::u2_.pomb): New union field.
4540 (Output_section::Merge_section_by_properties_map,
4541 Output_section::Output_section_data_by_input_section_map,
4542 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4543 Remove types.
4544 (Output_section::add_merge_input_section): Add new parameter
4545 KEEPS_INPUT_SECTIONS.
4546 (Output_section::build_lookup_maps): New method declaration.
4547 (Output_section::merge_section_map_,
4548 Output_section::merge_section_by_properties_map_,
4549 Output_section::relaxed_input_section_map_,
4550 Output_section::is_relaxed_input_section_map_valid_): Remove data
4551 members.
4552 (Output_section::lookup_maps_): New data member.
4553
76295588
L		 45542010-05-21 Doug Kwan <dougkwan@google.com>
4555
4556 PR gold/11619
4557 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4558 avoid a compilation error.
4559
d103a984
RÁE		 45602010-05-19 Rafael Espindola <espindola@google.com>
4561
4562 * script-sections.cc (Output_section_definition::allocate_to_segment):
4563 Update the phdrs_list even when the output section is NULL.
4564 * testsuite/Makefile.am: Add test.
4565 * testsuite/Makefile.in: Regenerate.
4566 * testsuite/script_test_9.cc: New.
4567 * testsuite/script_test_9.sh: New.
4568 * testsuite/script_test_9.t: New.
4569
6625d24e
DK		 45702010-05-19 Doug Kwan <dougkwan@google.com>
4571
4572 * arm.cc (Arm_input_section::original_size): New method.
4573 (Arm_input_section::do_addralign): Add a cast.
4574 (Arm_input_section::do_output_offset): Remove static cast.
4575 (Arm_input_section::original_addralign,
4576 Arm_input_section::original_size_): Change type to uint32_t.
4577 (Arm_input_section::init): Add safe casts for section alignment
4578 and size.
4579 (Arm_input_section::set_final_data_size): Do not set address and
4580 offset of stub table.
4581 (Arm_output_section::fix_exidx_coverage): Change use of of
4582 Output_section::Simple_input_section to that of
4583 Output_section::Input_section.
4584 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4585 except for the first pass.
4586 * output.cc (Output_section::get_input_sections): Change type of
4587 input_sections to std::list<Input_section>.
4588 (Output_section::add_script_input_section): Rename from
4589 Output_section::add_simple_input_section. Change type of SIS
4590 parameter from Simple_input_section to Input_section.
4591 * output.h (Output_section::Simple_input_section): Remove class.
4592 (Output_section::Input_section): Change class visibility to public.
4593 (Output_section::Input_section::addralign): Use stored alignments
4594 for special input sections if set.
4595 (Output_section::Input_section::set_addralign): New method.
4596 (Output_section::get_input_sections): Change parameter type from
4597 list of Simple_input_section to list of Input_section.
4598 (Output_section::add_script_input_section): Rename from
4599 Output_section::add_simple_input_section. Change first parameter's
4600 type from Simple_input_section to Input_section and remove the
4601 second and third parameters.
4602 * script-sections.cc (Input_section::Input_section_list): Change
4603 type to list of Output_section::Input_section/
4604 (Input_section_info::Input_section_info): Change parameter type of
4605 INPUT_SECTION to Output_section::Input_section.
4606 (Input_section_info::input_section): Change return type.
4607 (Input_section_info::input_section_): Change type to
4608 Output_section::Input_section.
4609 (Output_section_element_input::set_section_addresses): Adjust code
4610 to use Output_section::Input_section instead of
4611 Output_section::Simple_input_section. Adjust code for renaming
4612 of Output_section::add_simple_input_section.
4613 (Orphan_output_section::set_section_addresses): Ditto.
4614
e1e82ea4
RW		 46152010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4616
4617 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4618 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4619
91e75c8a
RÁE		 46202010-05-18 Rafael Espindola <espindola@google.com>
4621
4622 * options.cc (General_options::finalize): Handle -nostdlib.
4623 * options.h (nostdlib): New option.
4624 * script.cc (script_add_search_dir): Handle -nostdlib.
4625
da59ad79
DK		 46262010-05-12 Doug Kwan <dougkwan@google.com>
4627
4628 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4629 attributes section only if there no attributes section after merging.
4630 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4631 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4632 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4633 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4634 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4635 and arm_attr_merge_7.stdout.
4636 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4637 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4638 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4639 arm_attr_merge_7b.o): New rules.
4640 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4641 arm_attr_merge_7
4642 * testsuite/Makefile.in: Regenerate.
4643 * testsuite/arm_attr_merge.sh: New file.
4644 * testsuite/arm_attr_merge_[67][ab].s: Same.
4645
3e01a7fd
NC		 46462010-05-05 Nick Clifton <nickc@redhat.com>
4647
4648 * po/es.po: Updated Spanish translation.
4649
7ad2014a
L		 46502010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4651
4652 * Makefile.am (install-exec-local): Properly install gold as
4653 default cross linker.
4654 * Makefile.in: Regenerated.
4655
4fda8867
NC		 46562010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4657 Nick Clifton <nickc@redhat.com>
4658
4659 * configure.ac (install_as_default): Define and set to false
4660 unless --enable-gold or --enable-gold=both/gold has been
4661 specified.
4662 * configure: Regenerate.
4663
4664 * Makefile.am (install-exec-local): Install the executable as
4665 'ld.gold'. If install_as_default is true then also install it as
4666 'ld'.
4667 * Makefile.in: Regenerated.
4668
bd288ea2
ILT		 46692010-04-24 Ian Lance Taylor <iant@google.com>
4670
4671 * layout.cc (Layout::layout_reloc): In relocatable link don't
4672 combine reloc sections for grouped sections.
4673
ef38fd8a
ST		 46742010-04-23 Sriraman Tallam <tmsriram@google.com>
4675
4676 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4677 sections that are not ordinary to icf.
4678 * icf.cc (get_section_contents): Handle relocation pointing to section
4679 with no object or shndx information.
4680 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4681 * testsuite/Makefile.in: Regenerate.
4682 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4683 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4684
f6973bdc
ILT		 46852010-04-22 Ian Lance Taylor <iant@google.com>
4686
4687 * expression.cc (Expression::Expression_eval_info): Add
4688 result_alignment_pointer field.
4689 (Expression::eval_with_dot): Add result_alignment_pointer
4690 parameter. Change all callers.
4691 (Expression::eval_maybe_dot): Likewise.
4692 (class Binary_expression): Add alignment_pointer parameter to
4693 left_value and right_value. Change all callers.
4694 (BINARY_EXPRESSION): Set result alignment.
4695 (class Trinary_expression): Add alignment_pointer parameter to
4696 arg2_value and arg3_value. Change all callers.
4697 (Trinary_cond::value): Set result alignment.
4698 (Max_expression::value, Min_expression::value): Likewise.
4699 (Align_expression::value): Likewise.
4700 * script-sections.cc (class Sections_element): Add dot_alignment
4701 parameter to set_section_addresses virtual function. Update
4702 instantiations.
4703 (class Output_section_element): Likewise.
4704 (Script_sections::create_segments): Add dot_alignment parameter.
4705 Change all callers.
4706 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4707 (Script_sections::set_phdrs_clause_addresses): Likewise.
4708 * script-sections.h: Update declarations.
4709 * script.h: Update declarations.
4710 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4711 min_p_align.
4712 * testsuite/script_test_3.t: Set large alignment.
4713 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4714 segment has expected alignment.
4715
9c9c98a5
NC		 47162010-04-22 Nick Clifton <nickc@redhat.com>
4717
4718 * po/gold.pot: Updated by the Translation project.
4719 * po/vi.po: Updated Vietnamese translation.
4720
2253bfba
L		 47212010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4722
4723 * testsuite/Makefile.am (check_PROGRAMS): Add
4724 icf_virtual_function_folding_test.
4725 * testsuite/Makefile.in: Regenerated.
4726
85fdf906
AH		 47272010-04-15 Andrew Haley <aph@redhat.com>
4728
4729 * options.h (merge_exidx_entries): New option.
4730 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4731 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4732 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4733 (Target_arm::merge_exidx_entries): New function.
4734 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4735 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4736 to Arm_exidx_fixup constructor.
4737 Add new arg, merge_exidx_entries.
4738 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4739 Arm_output_section::fix_exidx_coverage.
4740
ce97fa81
ST		 47412010-04-18 Sriraman Tallam <tmsriram@google.com>
4742
4743 * icf.cc (get_section_contents): Check for preemptible functions.
4744 Ignore addend when appropriate.
4745 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4746 section folded.
4747 (add_from_relobj): Check for section folded.
4748 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4749 * symtab.h (should_add_dynsym_entry): Add new parameter.
4750 * target-reloc.h (scan_relocs): Check for section folded.
4751 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4752 Check reloc types for function pointers in shared objects.
4753 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4754 case.
4755 (icf_preemptible_functions_test): New test case.
4756 (icf_string_merge_test): New test case.
4757 * testsuite.Makefile.in: Regenerate.
4758 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4759 bar_glob. Refactor code.
4760 * testsuite/icf_preemptible_functions_test.cc: New file.
4761 * testsuite/icf_preemptible_functions_test.sh: New file.
4762 * testsuite/icf_string_merge_test.cc: New file.
4763 * testsuite/icf_string_merge_test.sh: New file.
4764 * testsuite/icf_virtual_function_folding_test.cc: New file.
4765 * testsuite/icf_virtual_function_folding_test.sh: New file.
4766
04ceb17c
DK		 47672010-04-14 Doug Kwan <dougkwan@google.com>
4768
4769 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4770 for local symbol recounting if we remove a section due to ICF.
4771 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4772 there are no regular objects in input.
4773
153e7da4
DK		 47742010-04-13 Doug Kwan <dougkwan@google.com>
4775
4776 * arm.cc (Arm_input_section::set_final_data_size): Compute
4777 accurate final data size instead of using current data size.
4778
4dbd9faf
DK		 47792010-04-09 Doug Kwan <dougkwan@google.com>
4780
4781 * layout.cc (Layout::choose_output_section): Handle script section
4782 types.
4783 (Layout::make_output_section_for_script): Add section type parameter.
4784 Handle script section types.
4785 * layout.h (Layout::make_output_section_for_script): Add section
4786 type parameter.
4787 * output.cc (Output_section::Output_section): Initialize data member
4788 is_noload_.
4789 (Output_section::do_reset_address_and_file_offset): Do not set address
4790 to 0 if section is a NOLOAD section.
4791 * output.h (Output_section::is_noload): New method.
4792 (Output_section::set_is_noload): Ditto.
4793 (Output_section::is_noload_): New data member.
4794 * script-c.h (Script_section_type): New enum type.
4795 (struct Parser_output_section_header): Add new file section_type.
4796 * script-sections.cc (Sections_element::output_section_name): Add
4797 parameter for returning script section type.
4798 (Output_section_definition::output_section_name): Ditto.
4799 (Output_section_definition::section_type)P; New method.
4800 (Output_section_definiton::script_section_type_name): Ditto.
4801 (Output_section_definition::script_section_type_): New data member.
4802 (Output_section_definition::Output_section_definition): Initialize
4803 data member Output_section_definition::script_section_type_.
4804 (Output_section_definition::create_sections): Pass script section type
4805 to Layout::make_output_section_for_script.
4806 (Output_section_definition::output_section_name): Return script
4807 section type to caller.
4808 (Output_section_definition::set_section_address): Do not advance
4809 dot value and load address if section type is NOLOAD. Set address
4810 of NOLOAD sections regardless of section flags.
4811 (Output_section_definition::print): Print section type if it is
4812 not SCRIPT_SECTION_TYPE_NONE.
4813 (Output_section_definition::section_type): New method.
4814 (Output_section_definition::script_section_type_name): Ditto.
4815 (Script_sections::output_section_name): Add new parameter
4816 PSECTION_TYPE for returning script section type. Pass it to
4817 section elements. Handle discard sections.
4818 (Sort_output_sections::operator()): Handle NOLOAD sections.
4819 * script-sections.h (Script_sections::Section_type): New enum type.
4820 (Script_sections::output_section_name): Add a new parameter for
4821 returning script section type.
4822 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4823 INFO and NOLOAD.
4824 * yyscript.y (union): Add new field SECTION_TYPE.
4825 (COPY, DSECT, INFO, NOLOAD): New tokens.
4826 (opt_address_and_section_type): Change type to output_section_header.
4827 (section_type): New non-terminal
4828 (section_header): Handle section type.
2253bfba 4829 (opt_address_and_section_type): Return section type value.
4dbd9faf 4830
721ea635
L		 48312010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4832
4833 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4834 * testsuite/plugin_common_test_2.c (foo): Likewise.
4835
6bf924b0
DK		 48362010-04-08 Doug Kwan <dougkwan@google.com>
4837
4838 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4839 Output_merge_data.
4840 * output.cc (Output_section::add_merge_input_section): Simplify
4841 code and return status of Output_merge_base::add_input_section.
e1df38aa 4842 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4843 returns true.
4844
24af6f92
DK		 48452010-04-07 Doug Kwan <dougkwan@google.com>
4846
4847 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4848 if section is marked as containing instructions but has no mapping
4849 symbols.
4850 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4851 correct section index.
4852 (Arm_relobj::find_linked_text_section): Ditto.
4853
00698fc5
CC		 48542010-04-07 Cary Coutant <ccoutant@google.com>
4855
4856 * archive.cc (include_member): Destroy Read_symbols_data object before
4857 releasing file.
4858 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4859 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4860 (Read_symbols_data::~Read_symbols_data) New destructor.
4861 (Section_relocs::Section_relocs) New constructor.
4862 (Section_relocs::~Section_relocs) New destructor.
4863 (Read_relocs_data::Read_relocs_data) New constructor.
4864 (Read_relocs_data::~Read_relocs_data) New destructor.
4865 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4866 pointers to NULL after deleting.
4867
7296d933
DK		 48682010-04-07 Doug Kwan <dougkwan@google.com>
4869
4870 * arm.cc: Replace "endianity" with "endianness" in comments.
4871 (Arm_exidx_cantunwind): Ditto.
4872 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4873 (Arm_relobj::merge_flags_and_attributes): New method.
4874 (Arm_relobj::merge_flags_and_attributes_): New data member.
4875 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4876 (Arm_relobj::scan_sections_for_stubs): Ditto.
4877 (Arm_relobj::do_read_symbols): Check to see if we really want to
4878 merge processor-specific flags and attributes. Exit early if
4879 an object is empty except for section names and the undefined symbol.
4880 (Target_arm::do_finalize_sections): Move check for ELF format to
4881 Arm_relobj::do_read_symbols. Merge processor specific flags and
4882 attributes from a regular object only when we have determined that
4883 it is aapropriate. Do not create an .ARM.attributes section in
4884 output if there is no regular input object.
4885 (Target_arm::merge_processor_specific_flags): Check
4886 --warn-mismatch before printing any error.
4887 (Target_arm::merge_object_attributes): Ditto.
4888 * gold.cc (queue_middle_tasks): Handle the case in which there is
4889 no regular object in input.
4890 * options.cc (General_options::parse_EB): New method.
4891 (General_options::parse_EL): Same.
4892 (General_options::General_options): Initialize endianness_.
4893 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4894 New options.
4895 (General_options::Endianness): New enum.
4896 (General_options::endianness): New method.
4897 (General_options::endianness_): New data member.
4898 * parameters.cc (Parameters::set_options): Check target endianness.
4899 (Parameters::set_target_once): Ditto.
4900 (Parameters::check_target_endianness): New method.
4901 (parameters_force_valid_target): If either -EL or -EB is specified,
4902 use it to define endianness of default target.
4903 * parameters.h (Parameters::check_target_endianness): New method
4904 declaration.
4905 * target.h (class Target): Change "endianity" to "endianness"
4906 in comments.
4907
efc8d4f2
RW		 49082010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4909
4910 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4911 * configure: Regenerate.
4912 * Makefile.in: Regenerate.
4913 * testsuite/Makefile.in: Regenerate.
4914
be234d88
CC		 49152010-04-06 Cary Coutant <ccoutant@google.com>
4916
4917 gcc PR lto/42757
4918 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4919 prevailing definitions of common symbols.
4920 * testsuite/plugin_test_6.sh: New test case.
4921 * testsuite/plugin_common_test_1.c: New test case.
4922 * testsuite/plugin_common_test_2.c: New test case.
4923 * testsuite/Makefile.am (plugin_test_6): New test case.
4924 * testsuite/Makefile.in: Regenerate.
4925
bd32c6bd
NC		 49262010-04-06 Nick Clifton <nickc@redhat.com>
4927
4928 * po/vi.po: New Vietnamese translation.
4929
323c532f
DK		 49302010-03-30 Doug Kwan <dougkwan@google.com>
4931
4932 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4933
4fcd97eb
DK		 49342010-03-25 Doug Kwan <dougkwan@google.com>
4935
4936 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4937 to avoid a conversion warning on a 32-bit host.
4938
4ebf39db
ILT		 49392010-03-24 Ian Lance Taylor <iant@google.com>
4940
4941 * testsuite/script_test_3.t: Add a TLS segment.
4942 * testsuite/Makefile.am (check_PROGRAMS): Add
4943 tls_phdrs_script_test.
4944 (tls_phdrs_script_test_SOURCES): Define.
4945 (tls_phdrs_script_test_DEPENDENCIES): Define.
4946 (tls_phdrs_script_test_LDFLAGS): Define.
4947 (tls_phdrs_script_test_LDADD): Define.
4948 * testsuite/Makefile.in: Rebuild.
4949
4a599bdd
CC		 49502010-03-23 Cary Coutant <ccoutant@google.com>
4951
4952 * fileread.cc (find_or_make_view): Fix comment.
4953
6c93b22c
ILT		 49542010-03-23 Ian Lance Taylor <iant@google.com>
4955
4956 * script-sections.cc (class Orphan_section_placement): Define
4957 PLACE_TLS and PLACE_TLS_BSS.
4958 (Orphan_section_placement::Orphan_section_placement): Initialize
4959 new places.
4960 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4961 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4962 (tls_script_test_SOURCES): Define.
4963 (tls_script_test_DEPENDENCIES): Define.
4964 (tls_script_test_LDFLAGS): Define.
4965 (tls_script_test_LDADD): Define.
4966 * testsuite/Makefile.in: Rebuild.
4967
a2c7281b
DK		 49682010-03-22 Doug Kwan <dougkwan@google.com>
4969
4970 * arm.cc (Arm_relocate_functions::abs8,
4971 Arm_relocate_functions::abs16): Use correct check for overflow
4972 specified in the ARM ELF specs.
4973 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4974 target of a BLX instruction specially.
4975 (Reloc_stub::stub_type_for_reloc): Ditto.
4976 (Relocate::relocate): Use symbolic names instead of numeric relocation
4977 codes to report error.
4978 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4979 workaround.
4980 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4981 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4982 thumb2_blx_out_of_range.stdout
4983 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4984 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4985 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4986 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4987 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4988 thumb2_blx_in_range, thumb2_blx_in_range.o,
4989 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4990 thumb2_blx_out_of_range.o): New rules.
4991 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4992 thumb2_blx_in_range and thumb2_blx_out_of_range.
4993 * testsuite/Makefile.in: Regenerate.
4994 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4995 * testsuite/thumb_blx_in_range.s: New file.
4996 * testsuite/thumb_blx_out_of_range.s: New file.
4997
b0193076
RÁE		 49982010-03-22 Rafael Espindola <espindola@google.com>
4999
5000 * archive.cc (Should_include): Move to archive.h.
5001 (should_include_member): Make it a member of Archive.
5002 (Lib_group): New.
5003 (Add_lib_group_symbols): New.
5004 * archive.h: Include options.h.
5005 (Archive_member): Moved from Archive.
5006 (Should_include): Moved from archive.cc.
5007 (Lib_group): New.
5008 (Add_lib_group_symbols): New.
5009 * dynobj.cc (do_should_include_member): New.
5010 * dynobj.h (do_should_include_member): New.
5011 * gold.cc (queue_initial_tasks): Update call to queue.
5012 * main.cc (main): Print lib group stats.
5013 * object.cc (do_should_include_member): New.
5014 * object.h: Include archive.h.
5015 (Object::should_include_member): New.
5016 (Object::do_should_include_member): New.
5017 (Sized_relobj::do_should_include_member): New.
5018 * options.cc (General_options::parse_start_lib): New.
5019 (General_options::parse_end_lib): New.
5020 (Input_arguments::add_file): Handle lib groups.
5021 (Input_arguments::start_group): Check we are not in a lib.
5022 (Input_arguments::start_lib): New.
5023 (Input_arguments::end_lib): New.
5024 * options.h (General_options): Add start_lib and end_lib.
5025 (Input_argument::lib_): New.
5026 (Input_argument::lib): New.
5027 (Input_argument::is_lib): New.
5028 (Input_file_lib): New.
5029 (Input_arguments::in_lib_): New.
5030 (Input_arguments::in_lib): New.
5031 (Input_arguments::start_lib): New.
5032 (Input_arguments::end_lib_): New.
5033 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5034 in unused members as preempted.
5035 (Sized_pluginobj::do_should_include_member): New.
5036 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5037 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5038 return the blocker.
5039 (Read_symbols::do_whole_lib_group): New.
5040 (Read_symbols::do_lib_group): New.
5041 (Read_symbols::do_read_symbols): Handle lib groups.
5042 (Read_symbols::get_name): Handle lib groups.
5043 * readsyms.h (Read_symbols): Add an archive member pointer.
5044 (Read_symbols::do_whole_lib_group): New.
5045 (Read_symbols::do_lib_group): New.
5046 (Read_symbols::member_): New.
5047 * script.cc (read_input_script): Update call to queue_soon.
5048
d099120c
DK		 50492010-03-19 Doug Kwan <dougkwan@google.com>
5050
5051 * arm.cc (Stub_table::Stub_table): Initialize new data members
5052 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5053 (Stub_table::add_reloc_stub): Assign stub offset and update
5054 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5055 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5056 New data members.
5057 (Stub_table::update_data_size_and_addralign): Use
5058 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5059 instead of going over all reloc stubs.
5060 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5061 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5062 Stringpool_template::offset_ to size of Stringpool_char.
5063 (Stringpool_template::new_key_offset): Remove code to initialize
5064 Stringpool_template::offset_.
5065 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5066 Stringpool_template::offset_ to zero.
5067
1aa37384
DK		 50682010-03-15 Doug Kwan <dougkwan@google.com>
5069
5070 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5071 offset_.
5072 (Stringpool_template::new_key_offset): New method.
5073 (Stringpool_template::add_string): Assign offsets when adding new
5074 strings.
5075 (Stringpool_template::set_string_offsets): Do not set string offsets
5076 when not optimizing.
5077 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5078 member size_.
5079 (Chunked_vector::clear): Clear size_.
5080 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5081 (Chunked_vector::size): Return size_.
5082 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5083 (Chunked_vector::size_): New data member.
1aa37384
DK		 5084 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5085 (Stringpool_template::new_key_offset): New method declaration.
5086 (Stringpool_template::offset_): New data member.
5087
b672b057
RÁE		 50882010-03-15 Rafael Espindola <espindola@google.com>
5089
5090 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5091 Add_symbols' constructor.
5092 * readsyms.h (Add_symbols): Remove the input_group member.
5093
b6848d3c
ILT		 50942010-03-10 Ian Lance Taylor <iant@google.com>
5095
5096 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5097 target to ask whether a reference to a symbol requires a stack
5098 split.
5099 * target.h (Target::is_call_to_non_split): New function.
5100 (Target::do_is_call_to_non_split): Declare virtual function.
5101 * target.cc: Include "symtab.h".
5102 (Target::do_is_call_to_non_split): New function.
5103 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5104
a2a5469e
CC		 51052010-03-10 Cary Coutant <ccoutant@google.com>
5106
5107 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5108 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5109 (File_read::open[2]): Add whole_file_view_ to list of views.
5110 (File_read::make_view): Remove test of whole_file_view_.
5111 (File_read::find_or_make_view): Create whole_file_view_ if
5112 necessary.
5113 (File_read::clear_views): Replace bool parameter with enum;
5114 adjust all callers. Don't delete views with permanent data;
5115 do delete cached views and views from archives if
5116 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5117 if clearing the corresponding view.
5118 * fileread.h (File_read::Clear_views_mode): New enum.
5119 (File_read::View::is_permanent_view): New method.
5120 (File_read::clear_views): Replace bool parameter
5121 with enum; adjust all callers.
5122 * options.h (General_options): Change keep_files_mapped option;
5123 add map_whole_files.
5124 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5125 releasing the file.
5126 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5127 the file.
5128
8861f32b
DM		 51292010-03-10 David S. Miller <davem@davemloft.net>
5130
5131 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5132
d62d0f5f
ST		 51332010-03-09 Sriraman Tallam <tmsriram@google.com>
5134
5135 * icf.cc (get_section_contents): Add '@' marker after processing the
5136 merge reloc.
5137
9177756d
DK		 51382010-03-08 Doug Kwan <dougkwan@google.com>
5139
5140 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5141 due to a conversion warning.
5142 (Arm_relobj::update_output_local_symbol_count): Check for local
5143 symbol with unset output index.
5144
9e9e071b
ILT		 51452010-03-05 Ian Lance Taylor <iant@google.com>
5146
5147 * options.h (class General_options): Add --spare-dynamic-tags.
5148 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5149 --spare-dynamic-tags.
5150
a81ee015
ILT		 51512010-03-05 Ian Lance Taylor <iant@google.com>
5152
5153 * incremental.cc: Include "libiberty.h".
5154
44ec90b9
RO		 51552010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5156
5157 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5158 function, is_info_ member.
5159 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5160 (Versions::Versions): Update caller.
5161 (Versions::define_base_version): Likewise.
5162 (Versions::add_def): Likewise.
5163
0897ed3b
ST		 51642010-03-03 Sriraman Tallam <tmsriram@google.com>
5165
5166 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5167 (Scan::possible_function_pointer_reloc): New function.
5168 (Scan::local_reloc_may_be_function_pointer): Change to call
5169 possible_function_pointer_reloc.
5170 (Scan::global_reloc_may_be_function_pointer): Ditto.
5171 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5172 relocations in ".data.rel.ro._ZTV" section.
5173 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5174 * testsuite/icf_safe_so_test.cc: Ditto.
5175 * testsuite/icf_safe_test.cc: Ditto.
5176 * testsuite/icf_safe_test.sh: Ditto.
5177
d3bbad62
ILT		 51782010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5179 Ian Lance Taylor <iant@google.com>
5180
5181 * target-reloc.h (relocate_section): Check the symbol table index
5182 for -1U before setting the local symbol index.
5183 (scan_relocatable_relocs): If copying the relocation, record that
5184 the local symbol is required.
5185 * object.h (Symbol_value::is_output_symtab_index_set): New
5186 function.
5187 (Symbol_value::may_be_discarded_from_output_symtab): New
5188 function.
5189 (Symbol_value::has_output_symtab_entry): New function.
5190 (Symbol_value::needs_output_symtab_entry): Remove.
5191 (Symbol_value::output_symtab_index): Make sure the symbol index is
5192 set.
5193 (Symbol_value::set_output_symtab_index): Make sure the symbol
5194 index is not set. Make sure the new index is valid.
5195 (Symbol_value::set_must_have_output_symtab_entry): New function.
5196 (Symbol_value::has_output_dynsym_entry): New function.
5197 (Symbol_value::set_output_dynsym_index): Make sure the new index
5198 is valid.
5199 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5200 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5201 local symbol if permitted.
5202 (Sized_relobj::do_finalize_local_symbols): Call
5203 is_output_symtab_index_set rather than needs_output_symtab_entry.
5204 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5205 rather than needs_output_symtab_entry. Call
5206 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5207 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5208 is_output_symtab_index_set rather than needs_output_symtab_entry.
5209 * testsuite/discard_locals_relocatable_test.c: New file.
5210 * testsuite/discard_locals_test.sh: Test -r.
5211 * testsuite/Makefile.am (check_DATA): Add
5212 discard_locals_relocatable_test1.syms,
5213 discard_local_relocatable_test2.syms.
5214 (MOSTLYCLEANFILES): Likewise. Also add
5215 discard_locals_relocatable_test1.lout and
5216 discard_locals_relocatable_test2.out.
5217 (discard_locals_relocatable_test1.syms): New target.
5218 (discard_locals_relocatable_test.o): New target.
5219 (discard_locals_relocatable_test1.out): New target.
5220 (discard_locals_relocatable_test2.syms): New target.
5221 (discard_locals_relocatable_test2.out): New target.
5222 (various): Add missing ../ld-new dependencies.
5223 * testsuite/Makefile.in: Rebuild.
5224
7e8ccf26
NC		 52252010-03-03 Nick Clifton <nickc@redhat.com>
5226
5227 * po/fi.po: New Finnish translation.
5228
2a0ff005
DK		 52292010-03-01 Doug Kwan <dougkwan@google.com>
5230
5231 * layout.cc (Layout::Layout): Force section types of .init_array*,
5232 .preinit_array* and .fini_array* sections.
5233 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5234 Fix check of return value of std::string::find.().
5235 (Output_section::Input_section_sort_compare::operator()): Remove
5236 comment about .init_array.
5237 (Output_section::Input_section_sort_init_fini_compare::operator()):
5238 New method.
5239 (Output_section::sort_attached_input_sections): Handle .init_array
5240 and .fini_array specially.
5241 * output.h (Output_section::Inut_section_sort_compare): Update
5242 comment.
5243 (Output_section::Input_section_sort_init_fini_compare): New struct.
5244
c3e4ae29
DK		 52452010-02-26 Doug Kwan <dougkwan@google.com>
5246
5247 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5248 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5249 * testsuite/debug_msg.sh: Avoid matching source line number for
5250 use of global variable undef_int.
5251
2fd9ae7a
DK		 52522010-02-26 Doug Kwan <dougkwan@google.com>
5253
5254 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5255 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5256 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5257 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5258 * options.cc (General_options::General_options): Initialize member
5259 fix_v4bx_.
5260 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5261 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5262 and rm_no_fix_v4bx.stdout
5263 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5264 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5265 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5266 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5267 and arm_no_fix_v4bx.
5268 * Makefile.in: Regenerate.
5269 * testsuite/arm_fix_v4bx.s: New file.
5270 * testsuite/arm_fix_v4bx.sh: Ditto.
5271
67ec7d0b
DK		 52722010-02-24 Doug Kwan <dougkwan@google.com>
5273
5274 * arm.cc (Target_arm::got_section): Make the .got section the first
5275 non RELRO section in the data segment.
5276 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5277 suffixes of section names.
5278
10165461
DK		 52792010-02-24 Doug Kwan <dougkwan@google.com>
5280
5281 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5282 flags and attributes merging if an input file is a binary file.
5283 * fileread.cc (Input_file::open): Record format of original file.
5284 * fileread.h (Input_file::Format): New enum type.
5285 (Input_file::Input_file): Initialize data member format_.
5286 (Input_file::format): New method definition.
5287 (Input_file::format_):: New data member.
5288
4a54abbb
DK		 52892010-02-24 Doug Kwan <dougkwan@google.com>
5290
5291 * arm.cc (Arm_output_data_got): New class.
5292 (ARM_TCB_SIZE): New constant
5293 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5294 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5295 If user uses a script with a SECTIONS clause, issue only a warning
5296 for a misplaced EXIDX input section. Otherwise, issue an error.
5297 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5298 garbage collection.
5299 (Target_arm::got_mode_index_entry): Handle static linking.
5300 (Target_arm::Scan::local): Ditto.
5301 (Target_arm::Scan::global): Ditto.
5302 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5303 all incorrectly implemented relocations.
e1df38aa 5304 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5305 Arm_output_section::fix_exidx_coverage.
5306 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5307 from ".ARM.exidx." and ".ARM.extab.".
5308
ca419a6f
ILT		 53092010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5310
5311 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5312 section if it does not already exist.
5313 * attributes.cc (Attributes_section_data::Attributes_section_data):
5314 Don't crash if size is zero.
5315
135b9c78
ILT		 53162010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5317 Ian Lance Taylor <iant@google.com>
5318
5319 * gold.cc (queue_middle_tasks): If no input files were opened,
5320 exit.
5321 * workqueue.h (Task_function::Task_function): Assert that there is
5322 a blocker.
5323
bb0bfe4f
DK		 53242010-02-22 Doug Kwan <dougkwan@google.com>
5325
5326 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5327 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5328 types to avoid warnings due to different uint64_t implementations
5329 on different hosts.
5330
2a2b6d42
DK		 53312010-02-21 Doug Kwan <dougkwan@google.com>
5332
5333 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5334 handling of the maximum backward branch offset.
5335 (Arm_relocate_functions::thumb_branch_common): Ditto.
5336 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5337 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5338 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5339 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5340 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5341 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5342 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5343 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5344 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5345 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5346 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5347 thumb2_bl_out_of_range.o): New rules.
5348 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5349 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5350 thumb2_bl_out_of_range
5351 * testsuite/Makefile.in: Regenerate.
5352 * testsuite/arm_bl_in_range.s: New file.
5353 * testsuite/arm_bl_out_of_range.s: Ditto.
5354 * testsuite/arm_branch_in_range.sh: Ditto.
5355 * testsuite/arm_branch_range.t: Ditto.
5356 * testsuite/thumb2_branch_range.t: Ditto.
5357 * testsuite/thumb_bl_in_range.s: Ditto.
5358 * testsuite/thumb_bl_out_of_range.s: Ditto.
5359 * testsuite/thumb_branch_range.t: Ditto.
5360
b487ad64
ST		 53612010-02-20 Sriraman Tallam <tmsriram@google.com>
5362
5363 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5364 Add reloc offset information.
5365 * icf.cc (get_section_contents): Change iterators to point to the new
5366 vectors. Add reloc offset information to the contents.
5367 * icf.h (Icf::Sections_reachable_info): New typedef.
5368 (Icf::Sections_reachable_list): New typedef.
5369 (Icf::Offset_info): New typedef.
5370 (Icf::Reloc_info): New struct typedef.
5371 (Icf::Reloc_info_list): New typedef.
5372 (Icf::symbol_reloc_list): Delete method.
5373 (Icf::addend_reloc_list): Delete method.
5374 (Icf::section_reloc_list): Delete method.
5375 (Icf::reloc_info_list): New method.
5376 (Icf::reloc_info_list_): New member.
5377
f96accdf
DK		 53782010-02-19 Doug Kwan <dougkwan@google.com>
5379
5380 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5381 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5382 * arm.cc (Arm_relocation_functions): New forward declaration.
5383 (Target_arm::Target_arm): Initialize new data members
5384 got_mod_index_offset_ and tls_base_symbol_defined_.
5385 (Target_arm::Relocate::relocate_tls): New method.
5386 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5387 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5388 New methods.
5389 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5390 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5391 (Target_arm::got_mod_index_offset_,
5392 Target_arm::tls_base_symbol_defined_): New data members.
5393 (Target_arm::Scan::local, Target::Scan::global,
5394 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5395 relocations.
5396
c8761b9a
DK		 53972010-02-18 Doug Kwan <dougkwan@google.com>
5398
5399 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5400 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5401 text section as a parameter becuase some broken tools may not set
5402 the link in section header.
5403 (Target_arm::has_got_section): New method.
5404 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5405 without any mapping symbol as data only. Remove warning.
5406 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5407 link in its section header, try to discover the link by inspecting the
5408 REL31 relocation at the beginning of the section.
5409 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5410 in error message.
5411 (Target_arm::Scan::global): Treat any reference to the symbol
5412 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5413
21bb3914
ST		 54142010-02-12 Sriraman Tallam <tmsriram@google.com>
5415
5416 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5417 (Scan::global_reloc_may_be_function_pointer): New function.
5418 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5419 (Scan::global_reloc_may_be_function_pointer): New function.
5420 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5421 (Scan::global_reloc_may_be_function_pointer): New function.
5422 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5423 (Scan::global_reloc_may_be_function_pointer): New function.
5424 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5425 (Scan::global_reloc_may_be_function_pointer): New function.
5426 (Scan::possible_function_pointer_reloc): New function.
5427 (Target_x86_64::can_check_for_function_pointers): New function.
5428 * gc.h (gc_process_relocs): Scan relocation types to determine if
5429 function pointers were taken for targets that support it.
5430 * icf.cc (Icf::find_identical_sections): Include functions for
5431 folding in safe ICF whose pointer is not taken.
5432 * icf.h (Secn_fptr_taken_set): New typedef.
5433 (fptr_section_id_): New member.
5434 (section_has_function_pointers): New function.
5435 (set_section_has_function_pointers): New function.
5436 (check_section_for_function_pointers): New function.
5437 * options.h: Fix comment for safe ICF option.
5438 * target.h (can_check_for_function_pointers): New function.
5439 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5440 Modify icf_safe_test for X86-64.
5441 * testsuite/Makefile.in: Regenerate.
5442 * testsuite/icf_safe_so_test.cc: New file.
5443 * testsuite/icf_safe_so_test.sh: New file.
5444 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5445 (main): Change to take pointer to function kept_func_3.
5446 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5447 folding is done correctly for X86-64.
5448
0da6fa6c
DM		 54492010-02-12 David S. Miller <davem@davemloft.net>
5450
5451 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5452 is_symbolless parameter.
5453 (Output_reloc<SHT_REL>::is_symbolless): New.
5454 (Output_reloc<SHT_REL>::is_symbolless_): New.
5455 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5456 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5457 (Output_reloc<SHT_RELA>::is_symbolless): New.
5458 (Output_data_reloc::add_global): Handle is_symbolless.
5459 (Output_data_reloc::add_global_relative): Likewise.
5460 (Output_data_reloc::add_local): Likewise.
5461 (Output_data_reloc::add_local_relative): Likewise.
5462 (Output_data_reloc::add_symbolless_global_addend): New.
5463 (Output_data_reloc::add_symbolless_local_addend): New.
5464 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5465 is_symbolless.
5466 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5467 instead of ->is_relative_
5468 (Output_reloc::write): Likewise.
5469 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5470 (Output_reloc::write_rel): Simplify.
5471
5472 * sparc.cc (Target_sparc::Scan::local): Use
5473 ->add_symbolless_local_addend as needed.
5474 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5475 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5476 based upon relocation offset.
5477
e4782e83
DK		 54782010-02-11 Doug Kwan <dougkwan@google.com>
5479
5480 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5481 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5482 beginning of function.
5483 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5484 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5485 parameter is_32bit in calls to should_apply_static_reloc.
5486 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5487 (check_DATA): Add arm_abs_global.stdout.
5488 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5489 arm_abs_global.stdout): New rules.
5490 (MOSTLLYCLEANFILES): Add arm_abs_global
5491 * Makefile.in: Regenerate.
5492 * testsuite/arm_abs_global.s: New file.
5493 * testsuite/arm_abs_global.sh: Ditto.
5494 * testsuite/arm_abs_lib.s: Ditto.
5495
93ceb764
ILT		 54962010-02-11 Ian Lance Taylor <iant@google.com>
5497
5498 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5499 Read_relocs task.
5500 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5501 Allocate_commons_task first.
5502 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5503 task, rather than symtab_lock_.
5504 (Gc_process_relocs::~Gc_process_relocs): New function.
5505 (Gc_process_relocs::is_runnable): Check this_blocker_.
5506 (Gc_process_relocs::locks): Use next_blocker_ rather than
5507 blocker_.
5508 (Scan_relocs::~Scan_relocs): New function.
5509 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5510 symtab_lock_.
5511 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5512 next_blocker_.
5513 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5514 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5515 constructor accordingly.
5516 (class Gc_process_relocs): Likewise.
5517 (class Scan_relocs): Likewise.
5518 * common.h (class Allocate_commons_task): Remove symtab_lock_
5519 field, and corresponding constructor parameter.
5520 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5521 symtab_lock_.
5522 (Allocate_commons_task::locks): Likewise.
5523
114dfbe1
ILT		 55242010-02-11 Ian Lance Taylor <iant@google.com>
5525
5526 * gold-threads.h (class Once): Define.
5527 (class Initialize_lock): Rewrite as child of Once.
5528 * gold-threads.cc (class Once_initialize): Define.
5529 (once_pointer_control): New static variable.
5530 (once_pointer, once_arg): New static variables.
5531 (c_run_once): New static function.
5532 (Once::Once, Once::run_once, Once::internal_run): New functions.
5533 (class Initialize_lock_once): Remove.
5534 (initialize_lock_control): Remove.
5535 (initialize_lock_pointer): Remove.
5536 (initialize_lock_once): Remove.
5537 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5538 (Initialize_lock::initialize): Rewrite.
5539 (Initialize_lock::do_run_once): New function.
5540 * archive.cc (Archive::interpret_header): Only clear name if it is
5541 not already empty.
5542 * fileread.cc: Include "gold-threads.h"
5543 (file_counts_lock): New static variable.
5544 (file_counts_initialize_lock): Likewise.
5545 (File_read::release): Only increment counts when using --stats.
5546 Use a lock around the increment.
5547 * parameters.cc (class Set_parameters_target_once): Define.
5548 (set_parameters_target_once): New static variable.
5549 (Parameters::Parameters): Move here from parameters.h.
5550 (Parameters::set_target): Rewrite.
5551 (Parameters::set_target_once): New function.
5552 (Parameters::clear_target): Move here and rewrite.
5553 * parameters.h (class Parameters): Update declarations. Add
5554 set_parameters_target_once_ field.
5555 (Parameters::Parameters): Move to parameters.cc.
5556 (Parameters::clear_target): Likewise.
5557 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5558 task.
5559 (Start_group::~Start_group): New function.
5560 (Start_group::is_runnable): New function.
5561 (Start_group::locks, Start_group::run): New functions.
5562 (Finish_group::run): Change saw_undefined to size_t.
5563 * readsyms.h (class Start_group): Define.
5564 (class Finish_group): Change saw_undefined_ field to size_t.
5565 (Finish_group::Finish_group): Remove saw_undefined and
5566 this_blocker parameters. Change all callers.
5567 (Finish_group::set_saw_undefined): New function.
5568 (Finish_group::set_blocker): New function.
5569 * symtab.h (class Symbol_table): Change saw_undefined to return
5570 size_t. Change saw_undefined_ field to size_t.
5571 * target-select.cc (Set_target_once::do_run_once): New function.
5572 (Target_selector::Target_selector): Initialize set_target_once_
5573 field. Don't initialize lock_ and initialize_lock_ fields.
5574 (Target_selector::instantiate_target): Rewrite.
5575 (Target_selector::set_target): New function.
5576 * target-select.h (class Set_target_once): Define.
5577 (class Target_selector): Update declarations. Make
5578 Set_target_once a friend. Remove lock_ and initialize_lock_
5579 fields. Add set_target_once_ field.
5580
fa17a3f4
ILT		 55812010-02-10 Ian Lance Taylor <iant@google.com>
5582
5583 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5584 queueing any tasks.
5585 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5586 (queue_middle_tasks): Add all blockers before queueing any tasks.
5587 (queue_final_tasks): Likewise.
5588 * token.h (Task_token::add_blockers): New function.
5589 * object.h (Input_objects::number_of_relobjs): New function.
5590
c7177d31
ILT		 55912010-02-10 Ian Lance Taylor <iant@google.com>
5592
5de0e392
ILT		 5593 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5594 shared, not if not position independent.
5595 * x86_64.cc (Relocate::relocate_tls): Likewise.
5596 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5597 (tls_pie_pic_test): New target.
5598 * testsuite/Makefile.in: Rebuild.
5599
c7177d31
ILT		 5600 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5601 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5602 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5603 * testsuite/Makefile.in: Rebuild.
5604
684b268a
DM		 56052010-02-09 David S. Miller <davem@davemloft.net>
5606
5607 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5608 R_SPARC_RELATIVE using ->add_local_relative().
5609 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5610
612a8d3d
DM		 5611 * output.h (Output_data_dynamic::add_section_size): New method
5612 that takes two Output_data objects.
5613 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5614 entry param. Handle it in initializers.
5615 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5616 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5617 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5618 arg.
5619 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5620 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5621 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5622 for dynrel_includes_plt.
5623 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5624 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5625 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5626 before .rela.plt
5627 (Target_sparc::do_finalize_sections): Update to pass true for
5628 dynrel_includes_plt.
5629 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5630 output before .rela.plt
5631 (Target_powerpc::do_finalize_sections): Update to pass true for
5632 dynrel_includes_plt when 32-bit.
5633
cb1be87e
DK		 56342010-02-08 Doug Kwan <dougkwan@google.com>
5635
5636 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5637 method.
5638 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5639 Arm_relobj::scan_section_for_cortex_a8_stubs,
5640 Arm_relobj::do_relocation_section): Instead of calling
5641 Output_section::output_address, use faster
5642 Arm_relobj::simple_input_section_output_address.
5643
705b5121
DM		 56442010-02-08 David S. Miller <davem@davemloft.net>
5645
5646 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5647 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5648 relocation helper function.
5649
024c4466
DM		 5650 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5651 just like R_SPARC_GOT{10,13,22}.
5652 (Target_sparc::Scan::local): Likewise.
5653 (Target_sparc::Relocate:relocate): Likewise.
5654
9109c078
ILT		 56552010-02-06 Ian Lance Taylor <iant@google.com>
5656
5657 * configure.ac: Rewrite targetobjs duplicate removal code to use
5658 only shell constructs.
5659 * configure: Rebuild.
5660
cf846138
DK		 56612010-02-05 Doug Kwan <dougkwan@google.com>
5662
5663 PR 11247
5664 * arm.cc (Arm_relobj::section_is_scannable): New method.
5665 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5666 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5667
6cfaf60b
DK		 56682010-02-04 Doug Kwan <dougkwan@google.com>
5669
5670 PR 11247
5671 * arm-reloc-property.cc (cstdio): Include.
5672 * configure.ac (targetobjs): Remove duplicates.
5673 * configure: Regenerate.
5674 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5675 big and little endian version for a given address size.
5676
5c57f1be
DK		 56772010-02-03 Doug Kwan <dougkwan@google.com>
5678
5679 * arm-reloc-property.cc
5680 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5681 definition.
5682 * arm-reloc-property.h
5683 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5684 New method definition.
5685 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5686 declaration.
5687 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5688 overflow to N.
5689 (GOT_PREL): Change implemented to Y.
5690 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5691 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5692 (Arm_relocate_functions::movw_abs_nc): Remove method.
5693 (Arm_relocate_functions::movt_abs): Ditto.
5694 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5695 (Arm_relocate_functions::thm_movt_abs): Ditto.
5696 (Arm_relocate_functions::movw_rel_nc): Ditto.
5697 (Arm_relocate_functions::movw_rel): Ditto.
5698 (Arm_relocate_functions::movt_rel): Ditto.
5699 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5700 (Arm_relocate_functions:thm_movw_rel): Ditto.
5701 (Arm_relocate_functions:thm_movt_rel): Ditto.
5702 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5703 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5704 New method definitions.
5705 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5706 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5707 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5708 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5709 (Target_arm::Relocate::relocate): Check for non-static or
5710 unimplemented relocation code and exit early. Change calls to
5711 Target_arm::reloc_uses_thumb_bit and
5712 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5713 instead. Refactor code to handle similar relocations to increase
5714 code sharing. Remove check for unsupported relocation code in switch
5715 statement.
5716 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5717 relocation property table to find out size. Change error message to
5718 print out the name of a relocation code instead of the numeric value.
5719 (Target_arm::scan_reloc_for_stub): Use relocation property table
5720 instead of calling Target_arm::reloc_uses_thumb_bit().
5721
218c5831
DK		 57222010-02-02 Doug Kwan <dougkwan@google.com>
5723
5724 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5725 types of relaxed input section.
5726
0d31c79d
DK		 57272010-02-02 Doug Kwan <dougkwan@google.com>
5728
5729 * Makefile.am (HFILES): Add arm-reloc-property.h.
5730 (DEFFILES): New.
5731 (TARGETSOURCES): Add arm-reloc-property.cc
5732 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5733 (libgold_a_SOURCES): $(DEFFILES)
5734 * Makefile.in: Regenerate.
5735 * arm-reloc-property.cc: New file.
5736 * arm-reloc-property.h: New file.
5737 * arm-reloc.def: New file.
5738 * arm.cc: Update comments.
5739 (arm-reloc-property.h): New included header.
5740 (arm_reloc_property_table): New global variable.
5741 (Target_arm::do_select_as_default_target): New method definition.
5742 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5743 arm-reloc-property to targ_extra_obj.
5744 * parameters.cc (set_parameters_target): Call
5745 Target::select_as_default_target().
5746 * target.h (Target::select_as_default_target): New method definition.
5747 (Target::do_select_as_default_target): Same.
5748
546c7457
DK		 57492010-02-01 Doug Kwan <dougkwan@google.com>
5750
5751 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5752 first_output_text_section_.
5753 (Arm_exidx_fixup::first_output_text_section): New method definition.
5754 (Arm_exidx_fixup::first_output_text_section_): New data member.
5755 (Arm_exidx_fixup::process_exidx_section): Record the first text
5756 output section seen.
5757 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5758 and entsize in output section header.
5759
11b861d5
DK		 57602010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5761
5762 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5763 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5764 (Arm_relocate_functions::thm_alu11): New Method.
5765 (Arm_relocate_functions::thm_pc8): New Method.
5766 (Arm_relocate_functions::thm_pc12): New Method.
5767 (Target_arm::Scan::local): Handle the relocations.
5768 (Target_arm::Scan::global): Likewise.
5769 (Target_arm::Relocate::relocate): Likewise.
5770 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5771
c9a2c125
DK		 57722010-01-29 Doug Kwan <dougkwan@google.com>
5773
5774 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5775 of relocation types as ld.
5776
1521477a
DK		 57772010-01-29 Doug Kwan <dougkwan@google.com>
5778
5779 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5780 to public.
5781 (Arm_relocate_functions::thumb_branch_common): Ditto.
5782 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5783 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5784 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5785 Arm_relocate_functions::jump24): Remove.
5786 (Target_arm::Relocate::relocate): Adjust code to call
5787 Arm_relocation_functions::arm_branch_common and
5788 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5789 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5790
e7eca48c
DK		 57912010-01-29 Doug Kwan <dougkwan@google.com>
5792
5793 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5794 output_local_symbol_count_needs_update_.
5795 (Arm_relobj::output_local_symbol_count_needs_update,
5796 Arm_relobj::set_output_local_symbol_count_needs_update,
5797 Arm_relobj::update_output_local_symbol_count): New methods.
5798 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5799 member.
5800 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5801 of pointed function as in a R_ARM_PREL31 relocation.
5802 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5803 for output local symbol count updating.
5804 (Target_arm::do_relax): Update output local symbol counts in objects
5805 if necessary.
5806 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5807
02961d7e
ILT		 58082010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5809
5810 * arm.cc: Added support for the ARM relocations:
5811 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5812 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5813 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5814 movw_prel_nc).
5815 (Arm_relocate_functions::movw_rel): New method.
5816 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5817 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5818 thm_movw_prel_nc).
5819 (Arm_relocate_functions::thm_movw_rel): New method.
5820 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5821 thm_movt_prel).
5822 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5823 relocations.
5824 (Target_arm::Scan::global): Likewise.
5825 (Target_arm::Relocate::relocate): Likewise.
5826 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5827 Likewise.
5828
b10d2873
ILT		 58292010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5830
5831 * arm.cc: Added support for ARM group relocations.
5832 (Target_arm::reloc_needs_sym_origin): New method.
5833 (Arm_relocate_functions::calc_grp_kn): New method.
5834 (Arm_relocate_functions::calc_grp_residual): New method.
5835 (Arm_relocate_functions::calc_grp_gn): New method.
5836 (Arm_relocate_functions::arm_grp_alu): New Method.
5837 (Arm_relocate_functions::arm_grp_ldr): New Method.
5838 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5839 (Arm_relocate_functions::arm_grp_ldc): New Method.
5840 (Target_arm::Scan::local): Handle the ARM group relocations.
5841 (Target_arm::Scan::global): Likewise.
5842 (Target_arm::Relocate::relocate): Likewise.
5843 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5844 Likewise.
5845
2b328d4e
DK		 58462010-01-26 Doug Kwan <dougkwan@google.com>
5847
5848 * arm.cc (set): Include.
5849 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5850 pointer type.
5851 (Arm_output_section::Text_section_list): New type.
5852 (Arm_output_section::append_text_sections_to_list): New method.
5853 (Arm_output_section::fix_exidx_coverage): Ditto.
5854 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5855 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5856 Relobj::set_section_offset() instead of
5857 Sized_relobj::invalidate_section_offset().
5858 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5859 parameter for section headers. Ignore relocation sections for
5860 unallocated sections and EXIDX sections.
5861 (Target_arm::fix_exidx_coverage): New method.
5862 (Target_arm::output_section_address_less_than): New type.
5863 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5864 linked text section instead of the EXIDX section.
5865 (Arm_output_section::create_stub_group): Add an assertion to check
5866 that this is not an EXIDX output section.
5867 (Arm_output_section::append_text_sections_to_list): New method.
5868 (Arm_output_section::fix_exidx_coverage): Ditto.
5869 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5870 Arm_relobj::section_needs_reloc_stub_scanning.
5871 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5872 first pass.
5873 (Target_arm::fix_exidx_coverage): New method.
5874 * object.h (Relobj::set_output_section): New method.
5875 (Sized_relobj::invalidate_section_offset): Remove method.
5876 (Sized_relobj::do_invalidate_section_offset): Remove method.
5877 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5878
c7f3c371
DK		 58792010-01-25 Doug Kwan <dougkwan@google.com>
5880
5881 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5882 Fix warning due to signed and unsigned comparison on a 32-bit host.
5883
8923b24c
DK		 58842010-01-22 Doug Kwan <dougkwan@google.com>
5885
5886 * arm.cc (Target_arm::do_relax): Record an output section for section
5887 offset adjustment it contains any stub table that has changed.
5888 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5889 offsets in an output section if necessary.
5890 * output.cc (Output_section::Output_section): Initialize
5891 section_offsets_need_adjustments_.
5892 (Output_section::add_input_section_for_script): Renamed to
5893 Output_section::add_simple_input_section.
5894 (Output_section::save_states): Add a comment.
5895 (Output_section::discard_states): New method defintion.
5896 (Output_section::adjust_section_offsets): Same.
5897 * output.h (Output_section::add_input_section_for_script): Renamed to
5898 Output_section::add_simple_input_section.
5899 (Output_section::discard_states): New method declaration.
5900 (Output_section::adjust_section_offsets): Same.
5901 (Output_section::section_offsets_need_adjustment,
5902 Output_section::set_section_offsets_need_adjustment): New method
5903 definitions.
5904 (Output_section::section_offsets_need_adjustment_): New data member.
5905 * script-sections.cc
5906 (Output_section_element_input::set_section_address): Adjust code for
5907 renaming of Output_section::add_input_section_for_script.
5908 (Orphan_output_section::set_section_address): Same.
5909
9b2fd367
DK		 59102010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5911
5912 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5913 Fix_v4bx enum values .
5914 * gold/options.h (General_options): New option definitions.
5915 (General_options::fix_v4bx): New method.
5916 (General_options::Fix_v4bx): New enum.
5917 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5918 (General_options::parse_fix_v4bx_interworking): New method.
5919
80d0d023
DK		 59202010-01-22 Doug Kwan <dougkwan@google.com>
5921
5922 * arm.cc (Arm_exidx_fixup): New class.
5923
af2cdeae
DK		 59242010-01-21 Doug Kwan <dougkwan@google.com>
5925
5926 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5927 classes.
5928 (Arm_exidx_section_offset_map): New type.
5929
993d07c1
DK		 59302010-01-21 Doug Kwan <dougkwan@google.com>
5931
5932 * arm.cc (Arm_exidx_input_section): New class.
5933 (Arm_relobj::exidx_input_section_by_link,
5934 Arm_relobj::exidx_input_section_by_shndx,
5935 Arm_relobj::make_exidx_input_section): New methods.
5936 (read_arm_attributes_section): Remove.
5937 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5938 information about them.
5939 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5940 to here.
5941
5ac169d4
DK		 59422010-01-20 Doug Kwan <dougkwan@google.com>
5943
5944 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5945 Input_section_specifier to Section_id.
5946 (Target_arm::new_arm_input_section: Adjust code for change of key
5947 type.
5948 (Target_arm::find_arm_input_section): Ditto.
5949 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5950 (Section_id): Remove.
5951 (Garbage_collection::Section_id_hash): Remove.
5952 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5953 (Section_id): Remove.
5954 (Icf::Section_id_hash): Remove.
5955 * object.h (Section_id, Const_section_id, Section_id_hash,
5956 Const_section_id_hash): New type definitions.
5957 * output.cc (Output_section::add_relaxed_input_section): Change to
5958 use Const_section_id instead of Input_section_specifier as key type.
5959 (Output_section::add_merge_input_section): Ditto.
5960 (Output_section::build_relaxation_map): Change to use Section_id
5961 instead of Input_section_specifier as key type.
5962 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5963 Ditto.
5964 (Output_section::convert_input_sections_to_relaxed_sections): Change
5965 to use Const_section_id instead of Input_section_specifier as key type.
5966 (Output_section::find_merge_section): Ditto.
5967 (Output_section::find_relaxed_input_section): Ditto.
5968 * output.h (Input_section_specifier): Remove class.
5969 (Output_section::Output_section_data_by_input_section_map): Change
5970 key type to Const_section_id.
5971 (Output_section::Output_relaxed_input_section_by_input_section_map):
5972 Ditto.
5973 (Output_section::Relaxation_map): Change key type to Section_id.
5974
a2162063
ILT		 59752010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5976
5977 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5978 (class Arm_v4bx_stub): New class.
5979 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5980 (Stub_factory::make_arm_v4bx_stub): New method.
5981 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5982 (Stub_table::empty): Handle v4bx stubs.
5983 (Stub_table::add_arm_v4bx_stub): New method.
5984 (Stub_table::find_arm_v4bx_stub): New method.
5985 (Arm_relocate_functions::v4bx): New method.
5986 (Target_arm::fix_v4bx): New method.
5987 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5988 (Stub_table::relocate_stubs): Likewise.
5989 (Stub_table::do_write): Likewise.
5990 (Stub_table::update_data_size_and_addralign): Likewise.
5991 (Stub_table::finalize_stubs): Likewise.
5992 (Target_arm::Scan::local): Likewise.
5993 (Target_arm::Scan::global): Likewise.
5994 (Target_arm::do_finalize_sections): Likewise.
5995 (Target_arm::Relocate::relocate): Likewise.
5996 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5997 Likewise.
5998 (Target_arm::scan_reloc_for_stub): Likewise.
5999 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6000
5696ab0b
ILT		 60012010-01-19 Ian Lance Taylor <iant@google.com>
6002
6003 * output.cc (Output_section_headers::do_sized_write): Write large
6004 segment count to sh_info field.
6005 (Output_file_header::do_sized_write): For large segment count,
6006 write PN_XNUM to e_phnum field.
6007
800d0f56
ILT		 60082010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6009
6010 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6011 (Arm_relocate_functions::thm_jump8): New function.
6012 (Arm_relocate_functions::thm_jump11): New function.
6013 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6014 R_ARM_THM_JUMP11.
6015 (Target_arm::Scan::global): Likewise.
6016 (Target_arm::Relocate::relocate): Likewise.
6017 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6018 Likewise.
6019
41263c05
DK		 60202010-01-14 Doug Kwan <dougkwan@google.com>
6021
6022 * arm.cc (map, utility): Include headers.
6023 (Target_arm::apply_cortex_a8_workaround): New method.
6024 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6025 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6026 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6027 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6028 the --[no-]fix-cortex-a8 command line options.
6029 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6030 (Target_arm::relocate_stub): Use addend in instruction template.
6031 * options.h (DEFINE_bool): Set the user-set flag.
6032 (General_options): Add --[no-]-fix-cortex options.
6033 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6034 : Update fast look-up map after conversion.
41263c05 6035
459e9b03
ST		 60362010-01-14 Sriraman Tallam <tmsriram@google.com>
6037
6038 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6039 in the first pass of do_layout.
6040
b521dfe4
DK		 60412010-01-13 Doug Kwan <dougkwan@google.com>
6042
6043 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6044 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6045 apparent compiler problem of not folding static constant integral
6046 data members of elfcpp::Elf_sizes<32>.
6047
44272192
DK		 60482010-01-13 Doug Kwan <dougkwan@google.com>
6049
6050 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6051 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6052 Arm_relobj::scan_section_for_cortex_a8_erratum,
6053 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6054 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6055 sections to scan for relocation stubs into a new method
6056 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6057 relocation and Cortex-A8 stub scanning.
6058 (Target_arm::do_relax): Force stubs to be after stubbed sections
6059 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6060 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6061 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6062
44b71ece
ILT		 60632010-01-12 Ian Lance Taylor <iant@google.com>
6064
6065 * target-reloc.h (visibility_error): New inline function.
6066 (relocate_section): Call visibility_error.
6067 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6068 (MOSTLYCLEANFILES): Likewise.
6069 (protected_4_pic.o, protected_3.err): New targets.
6070 * testsuite/protected_4.cc: New file.
6071
a120bc7f
DK		 60722010-01-12 Doug Kwan <dougkwan@google.com>
6073
6074 * arm.cc (Cortex_a8_reloc): New class.
6075 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6076 and cortex_a8_relocs_info_.
6077 (Target_arm::fix_cortex_a8): New method definition.
6078 (Target_arm::Cortex_a8_relocs_info): New type.
6079 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6080 New data member declarations.
6081 (Target_arm::scan_reloc_for_stub): Record information about
6082 relocations for THUMB branches that might be exempted from the
6083 Cortex-A8 workaround.
6084 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6085 at the beginning of a relaxation pass.
6086
20138696
DK		 60872010-01-12 Doug Kwan <dougkwan@google.com>
6088
6089 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6090 (Arm_relobj::Mapping_symbol_position,
6091 Arm_reloj::Mapping_symbol_position_less,
6092 Arm_relobj::Mapping_symbols_info): New types.
6093 (Target_arm::is_mapping_symbol_name): New method definition.
6094 (Arm_relobj::do_count_local_symbols): Save information about mapping
6095 symbols.
6096
089d69dc
DK		 60972010-01-11 Doug Kwan <dougkwan@google.com>
6098
6099 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6100 Arm_relocate_functions::thumb32_branch_upper,
6101 Arm_relocate_functions::thumb32_branch_lower,
6102 Arm_relocate_functions::thumb32_cond_branch_offset,
6103 Arm_relocate_functions::thumb32_cond_branch_upper,
6104 Arm_relocate_functions::thumb32_cond_branch_lower,
6105 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6106 branch offset encoding.
6107 (Arm_relocate_functions::thumb_branch_common): Use new branch
6108 offset encoding methods to avoid code duplication.
6109 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6110 (Stub_addend_reader::operator()): Use new branch encoding method
6111 to avoid code duplication.
6112
99e5bff2
DK		 61132010-01-11 Doug Kwan <dougkwan@google.com>
6114
6115 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6116 (Target_arm::do_finalize_sections): Define special EXIDX section
6117 symbols only if referenced.
6118 * gc.h (Garbage_collection::add_reference): New method.
6119 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6120 code duplication.
6121
98e090bd
ILT		 61222010-01-11 Ian Lance Taylor <iant@google.com>
6123
d0a91bd8
ILT		 6124 * script.cc (Version_script_info::build_expression_list_lookup):
6125 Change complaing about duplicate wildcard match from error to
6126 warning.
6127
98e090bd
ILT		 6128 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6129 of 2009-12-30.
6130 (Version_script_info::Version_script_info): Initialize globs_,
6131 default_version_, default_is_global_, and exact_. Don't
6132 initialize globals_ or locals_.
6133 (Version_script_info::build_lookup_tables): Build local symbols
6134 first.
6135 (Version_script_info::unquote): New function.
6136 (Version_script_info::add_exact_match): New function.
6137 (Version_script_info::build_expression_list_lookup): Remove lookup
6138 parameter. Add is_global parameter. Change all callers. Handle
6139 wildcard pattern specially. Unquote pattern. Call
6140 add_exact_match.
6141 (Version_script_info::get_name_to_match): New function.
6142 (Version_script_info::get_symbol_version): New function.
6143 (Version_script_info::get_symbol_version_helper): Remove.
6144 (Version_script_info::check_unmatched_names): Call unquote.
6145 * script.h (class Version_script_info): Change get_symbol_version
6146 to be non-inline and add is_global parameter; change all callers.
6147 Rewrite symbol_is_local. Update declarations. Define struct
6148 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6149 Remove globals_ and locals_ members. Add exact_, globs_,
6150 default_version_, is_global_.
6151 (Version_script_info::Glob): Remove pattern, add expression and
6152 is_global. Update constructor. Change all callers.
6153 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6154 default version.
6155 (Versions::symbol_section_contents): If a symbol is undefined, or
6156 defined in a dynamic object, set the version index to
6157 VER_NDX_LOCAL.
6158 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6159 symbol_is_local.
6160 (Symbol_table::add_from_pluginobj): Likewise.
6161 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6162
d56962d3
DK		 61632010-01-11 Doug Kwan <dougkwan@google.com>
6164
6165 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6166 (incremental_dump_LDADD): Add linking option for libintl.
6167 * Makefile.in: Regenerate.
6168
94e6ee91
L		 61692010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6170
6171 PR gold/11144
6172 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6173 instead of -Ds.
6174 * testsuite/Makefile.in: Regenerated.
6175
e96c574b
DK		 61762010-01-10 Doug Kwan <dougkwan@google.com>
6177
6178 * options.h (DEFINE_var): Use parentheses around argument varname__
6179 in macro body to avoid any unintended subsequent substitutions.
6180
7198066b
ILT		 61812010-01-10 Ian Lance Taylor <iant@google.com>
6182
ba4d53bf
ILT		 6183 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6184 candidates before doing symbol resolution.
6185
7198066b
ILT		 6186 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6187 ODR candidates if only one is weak.
6188
a2beed37
ILT		 61892010-01-08 Ian Lance Taylor <iant@google.com>
6190
6191 * script.cc (Version_script_info::build_expression_list_lookup):
6192 Don't warn about ambiguous version, just record the ambiguity.
6193 (Version_script_info::get_symbol_version_helper): Give error if
6194 version is ambiguous.
6195
2fb7225c
DK		 61962010-01-08 Doug Kwan <dougkwan@google.com>
6197
6198 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6199 prev_data_size_ and prev_addralign_. Remove initializer for
6200 deleted data member has_been_changed_.
6201 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6202 to determine if the table is empty.
6203 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6204 Remove.
6205 (Stub_table::add_reloc_stub): Define method in class definition
6206 instead of just declaring it there.
6207 (Stub_table::add_cortex_a8_stub): New method definition.
6208 (Stub_table::update_data_size_and_addralign): Ditto.
6209 (Stub_table::finalize_stubs): Ditto.
6210 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6211 (Stub_table::do_addralign_): Return address alignment in the
6212 (Stub_table::do_reset_address_and_file_offset): Define method in
6213 class definition instead of declaring it there. Set current data
6214 size to be the data size of the previous pass.
6215 (Stub_table::set_final_data_size): Use current data size as the
6216 final data size.
6217 (Stub_table::relocate_stub): Change parameter type of stub from
6218 Reloc_stub pointer to Stub pointer.
6219 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6220 (Stub_table::Cortex_a8_stub_list): New typedef.
6221 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6222 Stub_table::prev_addralign_): New data member.
6223 (Arm_relobj::Arm_relobj): Initialize data member
6224 section_has_cortex_a8_workaround_.
6225 (Arm_relobj::section_has_cortex_a8_workaround,
6226 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6227 definitions.
6228 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6229 declarations.
6230 (Target_arm::relocate_stub): Change parameter type of stub from
6231 Reloc_stub pointer to Stub pointer.
6232 (Insn_template::size, Insn_template::alignment): Handle
6233 THUMB16_SPECIAL_TYPE.
6234 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6235 Stub_table::update_data_size_and_addralign,
6236 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6237 definitions.
6238 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6239 (Stub_table::do_write): Ditto.
6240 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6241
880cd20d
ILT		 62422010-01-08 Ian Lance Taylor <iant@google.com>
6243
6244 PR 11108
6245 * symtab.h (class Symbol): Remove fields is_target_special_ and
6246 has_plt_offset_. Add field is_defined_in_discarded_section_.
6247 (Symbol::is_defined_in_discarded_section): New function.
6248 (Symbol::set_is_defined_in_discarded_section): New function.
6249 (Symbol::has_plt_offset): Rewrite.
6250 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6251 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6252 Don't initialize is_target_special_ or has_plt_offset_.
6253 Initialize is_defined_in_discarded_section_.
6254 (Symbol_table::add_from_relobj): If appropriate, set
6255 is_defined_in_discarded_section.
6256 * resolve.cc (Symbol::override_base_with_special): Don't test
6257 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6258 * target-reloc.h (relocate_section): Do special handling for
6259 symbols defined in discarded sections for global symbols as well
6260 as local symbols.
6261
2703e3eb
ILT		 62622010-01-08 Ian Lance Taylor <iant@google.com>
6263
6264 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6265 the SHT_SYMTAB case.
6266
339d40a3
ILT		 62672010-01-08 Ian Lance Taylor <iant@google.com>
6268
6269 * object.cc (Sized_relobj::do_layout): Don't get confused if
6270 layout_eh_frame returns NULL.
6271
abecea76
ILT		 62722010-01-08 Ian Lance Taylor <iant@google.com>
6273
6274 PR 11084
6275 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6276 dynamic symbol table, use the normal symbol table.
6277 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6278 symbol table.
6279
6b7dd3f3
ILT		 62802010-01-08 Ian Lance Taylor <iant@google.com>
6281
6282 PR 11072
6283 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6284 sections.
6285
36c50e63
L		 62862010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6287
6288 * version.cc (print_version): Change to "Copyright 2010".
6289
e291e7b9
ILT		 62902010-01-08 Ian Lance Taylor <iant@google.com>
6291
6292 PR 10287
6293 PR 11063
6294 * i386.cc (class Target_i386): Change return type of plt_section
6295 to be non-const.
6296 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6297 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6298 tls_desc_rel_ field.
6299 (Output_data_plt_i386::rel_tls_desc): New function.
6300 (Target_i386::rel_tls_desc_section): New function.
6301 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6302 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6303 R_386_TLS_DESC reloc in rel_tls_desc_section.
6304 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6305 Define struct Tlsdesc_info.
6306 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6307 (Target_x86_64::do_reloc_symbol_index): New function.
6308 (Target_x86_64::add_tlsdesc_info): New function.
6309 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6310 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6311 tlsdesc_rel_ field.
6312 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6313 all callers.
6314 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6315 (Target_x86_64::rela_tlsdesc_section): New function.
6316 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6317 handling.
6318 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6319 (Target_x86_64::do_reloc_addend): New function.
6320 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6321 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6322 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6323 (Output_reloc::type): New function.
6324 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6325 (Output_reloc::is_target_specific): New function.
6326 (Output_reloc::target_arg): New function.
6327 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6328 absolute relocs and target specific relocs.
6329 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6330 add_target_specific.
6331 (class Output_data_reloc) [SHT_RELA]: Likewise.
6332 * output.cc (Output_reloc::Output_reloc): Add four new versions
6333 for absolute relocs and target specific relocs.
6334 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6335 (Output_reloc::get_symbol_index): Likewise.
6336 (Output_reloc::local_section_offset): Check that local_sym_index_
6337 is not TARGET_CODE or 0.
6338 (Output_reloc::symbol_value): Likewise.
6339 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6340 reloc.
6341 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6342 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6343 functions.
6344 * layout.cc (add_target_dynamic_tags): Use output section for
6345 DT_PLTRELSZ and DT_JMPREL.
6346
3a44184e
ILT		 63472010-01-07 Ian Lance Taylor <iant@google.com>
6348
6349 PR 11061
6350 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6351 function.
6352 (class Output_data_reloc_generic): Define.
6353 (class Output_data_reloc_base): Change base class to
6354 Output_data_reloc_generic. Change add() method to call
6355 bump_relative_reloc_count for a relative reloc. Remove
6356 sort_relocs_ field.
6357 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6358 to sort_relocs().
6359 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6360 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6361 appropriate.
6362 * layout.h (class Layout): Update declaration.
6363
ea715a34
ILT		 63642010-01-07 Ian Lance Taylor <iant@google.com>
6365
6366 * output.h (class Output_data): Add const version of
6367 output_section and do_output_section.
6368 (class Output_section_data): Add const version of
6369 do_output_section.
6370 (class Output_section): Likewise.
6371 * layout.cc (Layout::add_target_dynamic_tags): New function.
6372 * layout.h (class Layout): Update declarations.
6373 * arm.cc (Target_arm::do_finalize_sections): Use
6374 add_target_dynamic_tags.
6375 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6376 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6377 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6378 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6379
659948a4
ILT		 63802010-01-07 Ian Lance Taylor <iant@google.com>
6381
6382 PR 11042
6383 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6384 object as needed.
6385
9d3b86f6
ILT		 63862010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6387 Ian Lance Taylor <iant@google.com>
6388
6389 PR 11019
6390 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6391 Xindex::read_symtab_xindex.
6392
bb0d3eb0
DK		 63932010-01-07 Doug Kwan <dougkwan@google.com>
6394
6395 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6396 (Insn_template::thumb16_bcond_insn): New method declaration.
6397 (Insn_template): Fix spelling.
6398 (Stub::thumb16_special): New method declaration.
6399 (Stub::do_write): Define virtual method which was previously pure
6400 virtual.
6401 (Stub::do_thumb16_special): New method declaration.
6402 (Stub::do_fixed_endian_write): New template member.
6403 (Reloc_stub::do_write): Remove.
6404 (Reloc_stub::do_fixed_endian_write): Remove.
6405 (Cortex_a8_stub): New class definition.
6406 (Stub_factory::make_cortex_a8_stub): New method definition.
6407 (Stub_factory::Stub_factory): Add missing static storage class
6408 qualifier for elf32_arm_stub_a8_veneer_blx.
6409
ffeef7df
ILT		 64102010-01-07 Ian Lance Taylor <iant@google.com>
6411
dc3f80fe
ILT		 6412 PR 10980
6413 * options.h (class General_options): Add --warn-unresolved-symbols
6414 and --error-unresolved-symbols.
6415 * errors.cc (Errors::undefined_symbol): Implement
6416 --warn-unresolved-symbols.
6417
ffeef7df
ILT		 6418 * options.h (class General_options): Add -z text and -z textoff.
6419 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6420
f1ec9ded
ST		 64212010-01-06 Sriraman Tallam <tmsriram@google.com>
6422
6423 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6424 (Garbage_collection::cident_sections): New function.
6425 (Garbage_collection::add_cident_section): New function.
6426 (Garbage_collection::cident_sections_): New member.
6427 (gc_process_relocs): Add references to sections whose names are C
6428 identifiers.
6429 * gold.h (cident_section_start_prefix): New constant.
6430 (cident_section_stop_prefix): New constant.
6431 (is_cident): New function.
6432 * layout.cc (Layout::define_section_symbols): Replace string constants
6433 with the newly defined constants.
6434 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6435 C identifiers.
6436 * testsuite/Makefile.am: Add gc_orphan_section_test.
6437 * testsuite/Makefile.in: Regenerate.
6438 * testsuite/gc_orphan_section_test.cc: New file.
6439 * testsuite/gc_orphan_section_test.sh: New file.
6440
6eda8c29
ILT		 64412010-01-06 Ian Lance Taylor <iant@google.com>
6442
b9674e17
ILT		 6443 PR 10980
6444 * options.h (class General_options): Add --warn-shared-textrel.
6445 * layout.cc (Layout::finish_dynamic_section): Implement
6446 --warn-shared-textrel.
6447
6eda8c29
ILT		 6448 PR 10980
6449 * options.h (class General_options): Add --warn-multiple-gp.
6450
32dcd44e
ILT		 64512010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6452
6453 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6454 $(THREADSLIB) and $(LIBDL).
6455 * Makefile.in: Rebuild.
6456
a192ba05
ILT		 64572010-01-06 Ian Lance Taylor <iant@google.com>
6458
6459 PR 10980
6460 * options.cc (General_options::parse_section_start): New function.
6461 (General_options::section_start): New function.
6462 (General_options::General_options): Initialize all members.
6463 * options.h: Include <map>
6464 (class General_options): Add --section-start. Add section_starts_
6465 member.
6466 * layout.cc (Layout::attach_allocated_section_to_segment): If
6467 --section-start was used, set the address of the segment. Remove
6468 local sort_sections.
6469 (Layout::relaxation_loop_body): If the address of the load segment
6470 has been set by --section-start, don't use it.
6471 * output.h (Output_segment::update_flags_for_output_section): New
6472 function.
6473 * output.cc (Output_segment::add_output_section): Call
6474 update_flags_for_output_section.
6475
dde3f402
ILT		 64762010-01-05 Ian Lance Taylor <iant@google.com>
6477
62dfdd4d
ILT		 6478 PR 10980
6479 * options.h (class General_options): Add --undefined-version.
6480 * script.cc (struct Version_expression): Add was_matched_by_symbol
6481 field.
6482 (Version_script_info::matched_symbol): New function.
6483 (Version_script_info::get_symbol_version_helper): Call
6484 matched_symbol.
6485 (Version_script_info::check_unmatched_names): New function.
6486 * script.h (class Version_script_info): Update declarations.
6487 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6488
9c4ae156
ILT		 6489 * options.h (class General_options): Use DEFINE_bool_alias for
6490 allow_multiple_definition.
6491 * resolve.cc (Symbol_table::should_override): Don't test
6492 allow_multiple_definition.
6493
dde3f402
ILT		 6494 PR 10980
6495 * options.h (class General_options): Add --cref.
6496 * main.cc (main): Print cref table if --cref. Don't close mapfile
6497 until after printing cref table.
6498 * cref.cc: Include "symtab.h".
6499 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6500 (Cref_table_compare::operator()): New function.
6501 (Cref_inputs::gather_cref): New function.
6502 (filecol): New static const.
6503 (Cref_inputs::print_cref): New function.
6504 (Cref::print_cref): New function.
6505 * cref.h: Include <cstdio>.
6506 (class Cref): Update declarations.
6507 * mapfile.h (Mapfile::file): New function.
6508 * object.h (class Object): Define Symbols. Declare virtual
6509 do_get_global_symbols.
6510 (Object::get_global_symbols): New function.
6511 * object.cc (Input_objects::add_object): Pass object to cref_ if
6512 --cref.
6513 (Input_objects::archive_start): Likewise.
6514 (Input_objects::archive_stop): Likewise.
6515 (Input_objects::print_cref): New function.
6516 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6517 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6518 --cref.
6519 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6520 function.
6521 * plugin.h (class Sized_pluginobj): Update declarations.
6522
8781f709
ILT		 65232010-01-05 Ian Lance Taylor <iant@google.com>
6524
6525 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6526 to is_default_version. Rename insdef to insdefault.
6527 (Symbol_table::add_from_relobj): Rename def to is_default_version
6528 and local to is_forced_local.
6529 (Symbol_table::add_from_pluginobj): Likewise.
6530 (Symbol_table::add_from_dynobj): Likewise.
6531 (Symbol_table::define_special_symbol): Rename insdef to
6532 insdefault.
6533
fe35d28d
ILT		 65342010-01-04 Ian Lance Taylor <iant@google.com>
6535
30bc8c46
ILT		 6536 PR 10980
6537 * options.h (class General_options): Add
6538 --allow-multiple-definition and -z muldefs.
6539 * resolve.cc (Symbol_table::should_override): Don't warn about a
6540 multiple symbol definition if --allow-multiple-definition or -z
6541 muldefs.
6542
7eaea549
ILT		 6543 PR 10980
6544 * options.h (class General_options): Add --add-needed and
6545 --copy-dt-needed-entries. Tweak --as-needed help entry.
6546 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6547 error if --copy-dt-needed-entries aka --add-needed is used and
6548 would cause a change in behaviour.
6549
fe35d28d
ILT		 6550 PR 10980
6551 * options.h (class General_options): Add -G as a short version of
6552 --shared. Add no-op options -assert, -g, and -i.
6553
55a2bb35
ST		 65542010-01-04 Sriraman Tallam <tmsriram@google.com>
6555
6556 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6557 check for .text or .gnu.linkonce.t sections.
6558 * icf.cc (Icf::find_identical_sections): Ditto.
6559 Change the detection for mangled function name within the section
6560 name.
6561 * icf.h (is_section_foldable_candidate): New function.
6562
719328e1
ILT		 65632009-12-30 Ian Lance Taylor <iant@google.com>
6564
6565 PR 10980
6566 * options.h (class General_options): Permit two dashes with
6567 --retain-symbols-file.
6568
d7bb5745
ILT		 65692009-12-30 Ian Lance Taylor <iant@google.com>
6570
403a15dd
ILT		 6571 PR 10979
6572 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6573 don't put the file header and segment headers in the text
6574 segment.
6575
eda294df
ILT		 6576 PR 10979
6577 * common.cc (Sort_commons::operator()): Stabilize sort when both
6578 entries are NULL.
6579 (Symbol_table::do_allocate_commons_list): When allocating common
6580 symbols, skip a symbol which is no longer common.
6581 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6582 an object before checking its type.
6583 * testsuite/common_test_2.c: New file.
6584 * testsuite/common_test_3.c: New file.
6585 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6586 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6587 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6588 (common_test_2_pic.o, common_test_2.so): New targets.
6589 (common_test_3_pic.o, common_test_3.so): New targets.
6590 * testsuite/Makefile.in: Rebuild.
6591
d7bb5745
ILT		 6592 PR 10979
6593 * script.cc (read_input_script): If we see a new SECTIONS clause,
6594 and we have added an input section, give an error.
6595 * layout.h (class Layout): Add have_added_input_section function.
6596 Add have_added_input_section_ field.
6597 * layout.cc (Layout::Layout): Initialize
6598 have_added_input_section_.
6599 (Layout::layout): Set have_added_input_section_.
6600 (Layout::layout_eh_frame): Likewise.
6601
fc59c572
ILT		 66022009-12-30 Ian Lance Taylor <iant@google.com>
6603
6604 PR 10931
6605 * options.h (class General_options): Add --sort-common option.
6606 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6607 * common.cc (Sort_common): Add sort_order parameter to
6608 constructor. Add sort_order_ field.
6609 (Sort_commons::operator): Check sort_order_.
6610 (Symbol_table::allocate_commons): Determine the sort order.
6611 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6612 Change all callers.
6613 (Symbol_table::do_allocate_commons_list): Likewise.
6614
1c74fab0
ILT		 66152009-12-30 Ian Lance Taylor <iant@google.com>
6616
6617 PR 10916
6618 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6619 symbols from this object, don't change the visibility of an
6620 undefined symbol.
6621 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6622
6affe781
ILT		 66232009-12-30 Ian Lance Taylor <iant@google.com>
6624
6625 PR 10861
6626 * script.h (class Version_script_info): Define Language enum.
6627 Update declarations. Define Glob, Exact, and Lookup types. Add
6628 new fields globals_, locals_, and is_finalized_.
6629 * script.cc: Various formatting fixes.
6630 (class Parser_closure): Change language_stack_ from a vector of
6631 std::string to one of Version_script_info::Language. Adjust all
6632 uses accordingly.
6633 (class Lazy_demangler): Remove.
6634 (struct Version_expression): Change language from std::string to
6635 Version_script_info::Language.
6636 (Version_script_info::Version_script_info): New function.
6637 (Version_script_info::~Version_script_info): Don't call clear.
6638 (Version_script_info::finalize): New function.
6639 (Version_script_info::build_lookup_tables): New function.
6640 (Version_script_info::build_expression_list_lookup): New
6641 function.
6642 (Version_script_info::get_symbol_version_helper): Rewrite to use
6643 lookup tables.
6644 (Version_script_info::print_expression_list): Adjust to use
6645 Version_script_info::Language.
6646 (script_push_lex_into_version_mode): Check that the version script
6647 has not been finalized.
6648 (version_script_push_lang): Change language string to
6649 Version_script_info::Language.
6650 * options.cc (Command_line::version_script): New function.
6651 * options.h (class General_options): Add finalize_dynamic_list
6652 function. Change version_script from declaration to definition.
6653 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6654 * testsuite/version_script.map: Remove duplicate def of foo.
6655 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6656 version_script.map.
6657 * testsuite/Makefile.in: Rebuild.
6658
818bf354
ILT		 66592009-12-30 Ian Lance Taylor <iant@google.com>
6660
6661 PR 10843
6662 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6663 if the input symbol index is 0, make the output symbol index 0.
6664
ebcc8304
ILT		 66652009-12-30 Ian Lance Taylor <iant@google.com>
6666
6667 PR 10670
6668 * options.h (class General_options): Add -x/--discard-all.
6669 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6670 --discard-all. If the local symbol needs a dynamic entry, check
6671 that before handling --discard-locals.
6672
176fe33f
ILT		 66732009-12-30 Ian Lance Taylor <iant@google.com>
6674
bb321bb1
ILT		 6675 PR 10450
6676 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6677 flags to PF_R.
6678 (Output_segment::add_output_section): Don't change the flags if
6679 the type is PT_TLS.
6680
176fe33f
ILT		 6681 PR 10450
6682 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6683 GNU hash table if they need a dynamic value. Otherwise, don't add
6684 them if they are defined in a dynamic object or are forced local.
6685
e8cd95c7
ILT		 66862009-12-29 Ian Lance Taylor <iant@google.com>
6687
1b81fb71
ILT		 6688 PR 10450
6689 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6690 .gnu.hash table for a 32-bit target.
6691
8d6d383d
ILT		 6692 PR 10450
6693 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6694 regular and a dynamic object only needs a dynamic symbol table
6695 entry if it is externally visible.
6696
e785ec03
ILT		 6697 PR 10450
6698 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6699 constructor. Add global_offset_table_ field.
6700 (Target_i386::got_section): Set global_offset_table_.
6701 (Target_i386::do_finalize_sections): Set global_offset_table_
6702 size.
6703 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6704 in constructor. Add global_offset_table_ field.
6705 (Target_x86_64::got_section): Set global_offset_table_.
6706 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6707 size.
6708
1a2dff53
ILT		 6709 * layout.cc (Layout::Layout): Initialize increase_relro_.
6710 (Layout::get_output_section): Add is_relro, is_last_relro, and
6711 is_first_non_relro parameters. Change all callers.
6712 (Layout::choose_output_section): Likewise.
6713 (Layout::add_output_section_data): Likewise.
6714 (Layout::make_output_section): Likewise.
6715 (Layout::set_segment_offsets): Clear increase_relro when using a
6716 linker script.
6717 * layout.h (class Layout): Add increase_relro method. Add
6718 increase_relro_ field. Update declarations.
6719 * output.cc (Output_section::Output_section): Initialize
6720 is_last_relro_ and is_first_non_relro_.
6721 (Output_segment::add_output_section): Group relro sections is
6722 do_sort is true. Handle is_last_relro and is_first_non_relro.
6723 (Output_segment::maximum_alignment): Remove relro handling.
6724 (Output_segment::set_section_addresses): Add increase_relro
6725 parameter. Change all callers. Add initial alignment to align
6726 relro sections on separate page. Remove old relro handling.
6727 (Output_segment::set_section_list_addresses): Remove in_relro
6728 parameter. Change all callers.
6729 (Output_segment::set_offset): Add increase parameter. Change all
6730 callers. Remove old relro handling.
6731 * output.h (class Output_section): Add new methods: is_last_relro,
6732 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6733 Add is_last_relro_ and is_first_non_relro_ fields.
6734 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6735 Create separate .got.plt section. Call increase_relro.
6736 * x86_64.cc (Target_x86_64::got_section): Likewise.
6737 * testsuite/relro_script_test.t: Add .got.plt.
6738
f0ba79e2
ILT		 6739 PR 10450
6740 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6741 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6742 (Layout::finalize): Call set_dynamic_symbol_size.
6743 (Layout::set_dynamic_symbol_size): New function.
6744 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6745 set_dynamic_symbol_size.
6746
e8cd95c7
ILT		 6747 PR 10450
6748 * output.h (class Output_section): Add is_entsize_zero_ field.
6749 * output.cc (Output_section::Output_section): Initialize
6750 is_entsize_zero_.
6751 (Output_section::set_entsize): If two different entsizes are
6752 requested, force it to zero.
6753 (Output_section::add_input_section): Set flags for .debug_str
6754 before updating section flags. Set entsize.
6755 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6756 and SHF_STRING if all input sections have those flags.
6757
3e1b9a8a
RÁE		 67582009-12-29 Rafael Espindola <espindola@google.com>
6759
6760 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6761 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6762 reporting.
3e1b9a8a 6763
3dcad376
ST		 67642009-12-29 Sriraman Tallam <tmsriram@google.com>
6765
6766 * options.cc (General_options::parse_version): Allow -v to exit
6767 without an error if there is nothing to link.
6768
084e2665
ILT		 67692009-12-29 Ian Lance Taylor <iant@google.com>
6770
6771 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6772 using a version of gcc before 4.1.
6773 * configure: Rebuild.
6774
250acde3
CD		 67752009-12-28 Chris Demetriou <cgd@google.com>
6776
6777 * attributes.cc (Output_attributes_section_data::do_write): Use
6778 std::vector::front rather than std::vector::data.
6779
99fff23b
ILT		 67802009-12-28 Ian Lance Taylor <iant@google.com>
6781
6782 * symtab.h (class Symbol_table): Add enum Defined.
6783 * resolve.cc (Symbol_table::should_override): Add defined
6784 parameter. Change all callers. Test whether object is NULL
6785 before calling a method on it.
6786 (Symbol_table::report_resolve_problem): Add defined parameter.
6787 Change all callers.
6788 (Symbol_table::should_override_with_special): Likewise.
6789 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6790 parameter. Change all callers.
6791 (Symbol_table::do_define_in_output_data): Likewise.
6792 (Symbol_table::define_in_output_segment): Likewise.
6793 (Symbol_table::do_define_in_output_segment): Likewise.
6794 (Symbol_table::define_as_constant): Likewise.
6795 (Symbol_table::do_define_as_constant): Likewise.
6796 * script.h (class Symbol_assignment): Add is_defsym parameter to
6797 constructor; change all callers.
6798 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6799 parameter. Change all callers. Add is_defsym_ field.
6800 (class Parser_closure): Add parsing_defsym parameter to
6801 constructor; change all callers. Add parsing_defsym accessor
6802 function. Add parsing_defsym_ field.
6803
556bd683
ILT		 68042009-12-28 Ian Lance Taylor <iant@google.com>
6805
6806 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6807 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6808
1782c879
ILT		 68092009-12-23 Ian Lance Taylor <iant@google.com>
6810
6811 * i386.cc (Target_i386::do_calls_non_split): Recognize
6812 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6813 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6814 -fsplit-stack prologue when using %r11.
1782c879 6815
329ca2b1
ST		 68162009-12-21 Sriraman Tallam <tmsriram@google.com>
6817
6818 * options.cc (General_options::parse_version): Make -v continue and do
6819 the link like GNU ld does.
6820
d675ff46
RÁE		 68212009-12-17 Rafael Avila de Espindola <espindola@google.com>
6822
6823 * Makefile.am (CCFILES): Add timer.cc.
6824 (HFILES): Add timer.h.
6825 * configure.ac: Check for sysconf and times.
6826 * main.cc: include timer.h.
6827 (main): Use Timer instead of get_run_time.
6828 * timer.cc: New.
6829 * timer.h: New.
6830 * workqueue.cc: include timer.h.
6831 (Workqueue::find_and_run_task):
6832 Report user, sys and wall time.
6833 * Makefile.in: Regenerate.
6834 * config.in: Regenerate.
6835 * configure: Regenerate.
6836
d6344fb5
DK		 68372009-12-16 Doug Kwan <dougkwan@google.com>
6838
6839 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6840 sections.
6841 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6842 relaxed input sections.
6843 * output.cc (Output_section::find_relaxed_input_section): Change
6844 return type to Output_relaxed_input_section pointer. Adjust code
6845 for new type of relaxed_input_section_map_.
6846 * output.h (Output_section::find_relaxed_input_section): Change
6847 return type to Output_relaxed_input_section pointer.
6848 (Output_section::Output_relaxed_input_section_by_input_section_map):
6849 New type.
6850 (Output_section::relaxed_input_section_map_): Change type to
6851 Output_section::Output_relaxed_input_section_by_input_section_map.
6852 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6853 input section.
6854
0e0d5469
ILT		 68552009-12-15 Ian Lance Taylor <iant@google.com>
6856
6857 * layout.cc (Layout::create_shstrtab): Only write out after input
6858 sections if we are compressing debug sections.
6859
0649a889
ILT		 68602009-12-15 Ian Lance Taylor <iant@google.com>
6861
6862 * archive.cc (Archive::add_symbols): Only look up a symbol without
6863 a version if there is, in fact, a version.
6864
2ea97941
ILT		 68652009-12-14 Ian Lance Taylor <iant@google.com>
6866
6867 Revert -Wshadow changes, all changes from:
6868 2009-12-11 Doug Kwan <dougkwan@google.com>
6869 2009-12-11 Nick Clifton <nickc@redhat.com>
6870 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6871
b0eec2cc
DK		 68722009-12-11 Doug Kwan <dougkwan@google.com>
6873
6874 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6875 due to -Wshadow.
6876 * attributes.cc (Object_attribute::size): Ditto.
6877 (Attributes_section_data::size): Ditto.
6878 (Attributes_section_data::Attributes_section_data): Ditto.
6879 (Output_attributes_section_data::do_write): Ditto.
6880 * attributes.h (Object_attribute::set_type): Ditto.
6881 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6882
91d6fa6a
NC		 68832009-12-11 Nick Clifton <nickc@redhat.com>
6884
6885 * archive.cc: Fix shadowed variable warnings.
6886 * arm.cc: Likewise.
6887 * compressed_output.cc: Likewise.
6888 * compressed_output.h: Likewise.
6889 * configure: Likewise.
6890 * dwarf_reader.cc: Likewise.
6891 * dynobj.cc: Likewise.
6892 * dynobj.h: Likewise.
6893 * ehframe.cc: Likewise.
6894 * ehframe.h: Likewise.
6895 * errors.cc: Likewise.
6896 * expression.cc: Likewise.
6897 * fileread.cc: Likewise.
6898 * fileread.h: Likewise.
6899 * freebsd.h: Likewise.
6900 * i386.cc: Likewise.
6901 * icf.cc: Likewise.
6902 * incremental.h: Likewise.
6903 * layout.cc: Likewise.
6904 * layout.h: Likewise.
6905 * mapfile.cc: Likewise.
6906 * merge.cc: Likewise.
6907 * merge.h: Likewise.
6908 * object.cc: Likewise.
6909 * object.h: Likewise.
6910 * options.h: Likewise.
6911 * output.cc: Likewise.
6912 * output.h: Likewise.
6913 * parameters.cc: Likewise.
6914 * plugin.cc: Likewise.
6915 * powerpc.cc: Likewise.
6916 * reduced_debug_output.cc: Likewise.
6917 * reduced_debug_output.h: Likewise.
6918 * reloc.cc: Likewise.
6919 * reloc.h: Likewise.
6920 * resolve.cc: Likewise.
6921 * script-sections.cc: Likewise.
6922 * script.cc: Likewise.
6923 * script.h: Likewise.
6924 * sparc.cc: Likewise.
6925 * symtab.cc: Likewise.
6926 * symtab.h: Likewise.
6927 * target-select.cc: Likewise.
6928 * target-select.h: Likewise.
6929 * token.h: Likewise.
6930 * workqueue.cc: Likewise.
6931 * workqueue.h: Likewise.
6932 * x86_64.cc: Likewise.
6933
a0351a69
DK		 69342009-12-10 Doug Kwan <dougkwan@google.com>
6935
6936 * arm.cc (attributes.h): New include.
6937 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6938 (Arm_relobj::~Arm_relobj): Delete object pointed by
6939 attributes_section_data_.
6940 (Arm_relobj::attributes_section_data): New method definition.
6941 (Arm_relobj::attributes_section_data_): New data member declaration.
6942 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6943 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6944 attributes_section_data_.
6945 (Arm_dynobj::attributes_section_data): New method definition.
6946 (Arm_dynobj::attributes_section_data_): New data member declaration.
6947 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6948 initialization value of may_use_blx_ to false.
6949 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6950 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6951 object attributes to compute results instead of hard-coding.
6952 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6953 Target_arm::get_secondary_compatible_arch,
6954 Target_arm::set_secondary_compatible_arch
6955 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6956 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6957 New method declarations.
6958 (Target_arm::get_aeabi_object_attribute): New method definition.
6959 (Target_arm::attributes_section_data_): New data member declaration.
6960 (read_arm_attributes_section): New template definition.
6961 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6962 (Arm_dynobj::do_read_symbols): Ditto.
6963 (Target_arm::do_finalize_sections): Merge attributes sections from
6964 input. Check for BLX use after attributes section merging.
6965 Fix __exidx_start and __exidx_end visibility. Create an
6966 .ARM.attributes section if necessary.
6967 (Target_arm::get_secondary_compatible_arch,
6968 Target_arm::set_secondary_compatible_arch,
6969 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6970 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6971 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6972 New method definitions.
6973
b59befec
ILT		 69742009-12-09 Ian Lance Taylor <iant@google.com>
6975
6976 * plugin.cc (Plugin::load): Don't cast from void* to a function
6977 pointer.
6978
1276bc89
ILT		 69792009-12-09 Ian Lance Taylor <iant@google.com>
6980
6981 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6982 information fields.
6983
2f2de248
L		 69842009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6985
6986 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6987 Replace two_file_shared_1.so with two_file_shared_2.so.
6988 * testsuite/Makefile.in: Regenerated.
6989
4f787271
DK		 69902009-12-08 Doug Kwan <dougkwan@google.com>
6991
6992 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6993 (HFILES): Add attributes.h and int_encoding.h.
6994 * Makefile.in: Regenerate.
6995 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6996 function definitions to int_encoding.cc
6997 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6998 prototypes to int_encoding.h
6999 * reduced_debug_output.cc (int_encoding.h): New include.
7000 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7001 function definitions to int_encoding.cc
7002 (insert_into_vector, read_from_pointer): Move template definitions to
7003 int_encoding.h
7004 * attributes.cc: New file.
7005 * attributes.h: New file.
7006 * int_encoding.cc: New file.
7007 * int_encoding.h: New file.
7008
20b52f1a
RÁE		 70092009-12-07 Rafael Avila de Espindola <espindola@google.com>
7010
7011 PR gold/11055
7012 * incremental-dump.cc (dump_incremental_inputs): New.
7013 (main): Use dump_incremental_inputs.
7014
53d7974c
L		 70152009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7016
7017 PR gold/10893
7018 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7019 checking elfcpp::STT_FUNC.
7020 (Target_i386::Relocate::relocate): Likewise.
7021 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7022
7023 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7024 symbols from shared libraries into normal FUNC symbols.
7025
7026 * symtab.h (Symbol): Add is_func and use it.
7027
05a352e6
DK		 70282009-12-05 Doug Kwan <dougkwan@google.com>
7029
7030 * arm.cc (Target_arm::arm_info): Initialize new fields
7031 attributes_section and attributes_vendor.
7032 * i386.cc (Target_i386::i386_info): Same.
7033 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7034 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7035 fields attributes_section and attributes_vendor.
53d7974c 7036 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7037 * target.h (Target::attributes_section, Target::attributes_vendor,
7038 Target::is_attributes_section, Target::attribute_arg_type,
7039 Target::attributes_order): New method definitions.
7040 (Target::Target_info::attributes_section,
7041 Target::Target_info::attributes_vendor): New fields.
7042 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7043 virtual method definitions.
7044 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7045 attributes_section and attributes_vendor.
7046 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7047
f4e5969c
DK		 70482009-12-05 Doug Kwan <dougkwan@google.com>
7049
7050 * arm.cc: Update comments about interworking and stub generation.
7051 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7052 considered as non-PIC.
7053 (Arm_relocate_functions::base_abs): Fix formatting.
7054 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7055 of function to use GOT entry address instead of offset.
7056 (Target_arm::Scan::global): Issue an error if a symbol would need a
7057 PLT does not get one because it is untyped. Remove code to create
7058 dynamic symbols for relative branches.
7059 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7060 takes unsigned integer instead of boolean.
7061
1abce4a6
L		 70622009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7063
7064 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7065 (two_file_test_LDADD): Likewise.
7066 (common_test_1_LDADD): Likewise.
7067 (exception_test_LDADD) Likewise.
7068 (weak_test_LDADD): Likewise.
7069 (many_sections_test_LDADD): Likewise.
7070 (initpri1_LDADD): Likewise.
7071 (script_test_1_LDADD): Likewise.
7072 (script_test_2_LDADD): Likewise.
7073 (justsyms_LDADD): Likewise.
7074 (binary_test_LDADD): Likewise.
7075 (large_LDADD): Likewise.
7076 * testsuite/Makefile.in: Regenerated.
7077
adcf2816 70782009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7079
adcf2816
L		 7080 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7081 (Symbol_table::override_with_special): Likewise.
7082 (Symbol_table::add_from_object): Likewise.
7083
28e67f5d
RÁE		 70842009-12-04 Rafael Avila de Espindola <espindola@google.com>
7085
7086 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7087 Don't set the data_offset twice.
7088
ae10a101
RÁE		 70892009-12-04 Rafael Avila de Espindola <espindola@google.com>
7090
7091 * testsuite/Makefile.in: Regenerate.
7092
f59f41f3
DK		 70932009-12-03 Doug Kwan <dougkwan@google.com>
7094
7095 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7096 (Target_arm::do_finalize_sections): Add parameter for symbol table
7097 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7098 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7099 parameter for symbol table pointer.
7100 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7101 an additional parameter for a pointer to symbol table.
7102 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7103 parameter for a symbol table pointer.
7104 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7105 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7106 Ditto.
7107 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7108 parameter for a symbol table pointer.
7109
ca55d848
RÁE		 71102009-12-03 Rafael Avila de Espindola <espindola@google.com>
7111
7112 * incremental.cc (Incremental_inputs_header)
7113 (Incremental_inputs_header_write, Incremental_inputs_entry)
7114 (Incremental_inputs_entry_write): Move ...
7115 * incremental.h (Incremental_inputs_header)
7116 (Incremental_inputs_header_write, Incremental_inputs_entry)
7117 (Incremental_inputs_entry_write): here.
7118
3aec4f9c
RÁE		 71192009-12-02 Rafael Avila de Espindola <espindola@google.com>
7120
7121 * incremental.cc (make_sized_incremental_binary): Set the target.
7122 Error if it is incompatible.
7123 * output.h (Output_file): Add filename method.
7124
9c0ae74d
RÁE		 71252009-12-02 Rafael Avila de Espindola <espindola@google.com>
7126
7127 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7128 from the get_* methods.
7129
a45500ae
RÁE		 71302009-12-02 Rafael Avila de Espindola <espindola@google.com>
7131
7132 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7133 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7134 Write 0 for the data_offset of scripts.
7135
325e6408
RÁE		 71362009-12-02 Rafael Avila de Espindola <espindola@google.com>
7137
7138 * testsuite/Makefile.am: Add the incremental_test.sh test.
7139 * testsuite/incremental_test.sh: New.
7140 * testsuite/incremental_test_1.c: New.
7141 * testsuite/incremental_test_2.c: New.
7142
954c3e2e
RÁE		 71432009-12-01 Rafael Avila de Espindola <espindola@google.com>
7144
7145 * incremental-dump.cc (main): Fix typos.
7146
f8086623
RÁE		 71472009-11-27 Rafael Avila de Espindola <espindola@google.com>
7148
7149 PR gold/11025
7150 * incremental-dump.cc (main): Use llu to print 64 bit values.
7151
3b0dd6ac
L		 71522009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7153 H.J. Lu <hongjiu.lu@intel.com>
7154
7155 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7156 $(LIBDL).
7157 (incremental_dump_LDADD): Likewise.
7158 * Makefile.in: Regenerated.
7159
a6d1ef57 71602009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7161
a6d1ef57
DK		 7162 Revert:
7163
7164 2009-11-25 Doug Kwan <dougkwan@google.com>
7165
7166 * arm.cc (Target_arm::Target_arm): Move method definition
7167 outside of class definition. Add code to handle
7168 --target1-rel, --target1-abs and --target2= options.
7169 (Target_arm::get_reloc_reloc_type): Change method to be
7170 non-static and const.
7171 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7172 New data member declaration.
7173 (Target_arm::Scan::local, Target_arm::Scan::global,
7174 Target_arm::Relocate::relocate,
7175 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7176 Adjust call to Target_arm::get_real_reloc_type.
7177 (Target_arm::get_real_reloc_type): Use command line options
7178 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7179 * options.h (--target1-rel, --target1-abs, --target2): New
7180 ARM-only options.
7181
50aeb7d4
DK		 71822009-11-25 Doug Kwan <dougkwan@google.com>
7183
7184 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7185 class definition. Add code to handle --target1-rel, --target1-abs
7186 and --target2= options.
7187 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7188 and const.
7189 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7190 member declaration.
7191 (Target_arm::Scan::local, Target_arm::Scan::global,
7192 Target_arm::Relocate::relocate,
7193 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7194 call to Target_arm::get_real_reloc_type.
7195 (Target_arm::get_real_reloc_type): Use command line options to
7196 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7197 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7198 options.
7199
51938283
DK		 72002009-11-25 Doug Kwan <dougkwan@google.com>
7201
7202 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7203 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7204 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7205 formatting.
7206 (Arm_relocate_functions::thm_call): Replace body with a call to
7207 Arm_relocate_functions::thumb_branch_common.
7208 (Arm_relocate_functions::thm_jump24,
7209 Arm_relocate_functions::thm_xpc22): New method definitions.
7210 (Arm_relocate_functions::thumb_branch_common): New method definition.
7211 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7212 operator.
7213 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7214 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7215
e2b8f3c4
RÁE		 72162009-11-24 Rafael Avila de Espindola <espindola@google.com>
7217
7218 * Makefile.am: Build incremental-dump
7219 * Makefile.in: Regenerate.
7220 * incremental-dump.cc: New.
7221 * incremental.cc (Incremental_inputs_header_data,
7222 Incremental_inputs_entry_data): Move to incremental.h
7223 * incremental.h: (Incremental_inputs_header_data,
7224 Incremental_inputs_entry_data): Move from incremental.cc
7225
bcba9aec
RÁE		 72262009-11-24 Rafael Avila de Espindola <espindola@google.com>
7227
7228 * incremental.cc (Incremental_inputs_header,
7229 Incremental_inputs_header_write, Incremental_inputs_entry,
7230 Incremental_inputs_entry_write): Add a typedef with the data type.
7231
7c3afe08
RÁE		 72322009-11-24 Rafael Avila de Espindola <espindola@google.com>
7233
7234 * incremental.cc (Incremental_inputs_header,
7235 Incremental_inputs_header_write, Incremental_inputs_entry,
7236 Incremental_inputs_entry_write): Update comment about which
7237 type has the filed descriptions.
7238
d204b6e9
DK		 72392009-11-15 Doug Kwan <dougkwan@google.com>
7240
7241 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7242 (Arm_relocate_functions::arm_branch_common): Change method defintion
7243 in class definition to a method declaration and update list of formal
7244 parameters.
7245 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7246 Arm_relocation_functions::jump24): Adjust call to
7247 Arm_relocate_functions::arm_branch_common. Update list of formal
7248 parameters.
7249 (Arm_relocate_functions::xpc25): New method definition.
7250 (Arm_relocate_functions::arm_branch_common): Move method defintion
7251 out from class definition. Use stubs for mode-switching and extending
7252 branch ranges.
7253 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7254 specially. Change code to enable use of stubs in ARM branches.
7255
43d12afe
DK		 72562009-11-10 Doug Kwan <dougkwan@google.com>
7257
7258 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7259 in method declaration.
7260 (Target_arm::relocate_stub): New method declaration.
7261 (Target_arm::default_target): Change to return a pointer instead of
7262 a const reference.
7263 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7264 Target_arm::default_target.
7265 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7266 method definition.
7267 (Target_arm::relocate_section): Adjust view.
7268 (Target_arm::relocate_stub): New method definition.
7269
ac33a407
DK		 72702009-11-10 Doug Kwan <dougkwan@google.com>
7271
7272 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7273 a format warning.
7274 * incremental.cc (open_incremental_binary): Initialized local
7275 variables to avoid warnings.
7276 * object.cc (make_elf_object): Ditto.
7277 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7278 a format warning.
e1df38aa 7279
88ee28e9
L		 7280009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7281
7282 PR gold/10930
7283 * testsuite/plugin_test.c: Include "config.h".
7284
2daedcd6
DK		 72852009-11-09 Doug Kwan <dougkwan@google.com>
7286
7287 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7288 (arm_symbol_value): Remove.
7289 (Arm_relocate_functions::arm_branch_common,
7290 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7291 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7292 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7293 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7294 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7295 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7296 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7297 Arm_relocate_functions::thm_mobw_abs_nc,
7298 Arm_relocate_functions::thm_mov_abs,
7299 Arm_relocate_functions::movw_prel_nc,
7300 Arm_relocate_functions::thm_movt_abs,
7301 Arm_relocate_functions::movt_prel,
7302 Arm_relocate_functions::thm_movw_prel_nc,
7303 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7304 (Target_arm::Relocate::relocate): Only decompose address into two
7305 parts if relocation type uses the thumb-bit and pass the actual
7306 bit instead of a flag indicating that the thumb-bit is used. Adjust
7307 calls to methods in Arm_relocate_functions for this change.
7308
1276bc89 73092009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7310
7311 PR 10925
7312 * reloc.cc: Instantiate
7313 Sized_relobj::initialize_input_to_output_maps and
7314 Sized_relobj:free_input_to_output_maps.
7315
e53ad1b5
ILT		 73162009-11-06 Ian Lance Taylor <iant@google.com>
7317
7318 PR 10876
7319 * defstd.cc (in_segment): Set only_if_ref true for "end".
7320
eb44217c
DK		 73212009-11-06 Doug Kwan <dougkwan@google.com>
7322
7323 * arm.cc (class Reloc_stub): Correct a comment.
7324 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7325 (Target_arm::scan_section_for_stubs): New method declaration.
7326 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7327 Change methods from private to protected.
7328 (Target_arm::do_may_relax): New method definition.
7329 (Target_arm::do_relax, Target_arm::group_sections,
7330 Target_arm::scan_reloc_for_stub,
7331 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7332 (Target_arm::arm_input_section_map_): New data member declaration.
7333 (Target_arm::scan_reloc_for_stub,
7334 Target_arm::scan_reloc_section_for_stubs,
7335 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7336 Target_arm::do_relax): New method definitions.
7337
5d329b7d
ILT		 73382009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7339
7340 * configure.ac: Check for (struct stat)::st_mtim
7341 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7342 * config.in: Regenerate.
7343 * configure: Regenerate.
7344
96a0d71b
ILT		 73452009-11-05 Ian Lance Taylor <iant@google.com>
7346
7347 PR 10910
7348 * output.cc (Output_segment::add_output_section): Add missing
7349 return statement.
7350
594c8e5e
ILT		 73512009-11-04 Ian Lance Taylor <iant@google.com>
7352
7353 PR 10880
7354 * object.h (class Object): Add is_needed and set_is_needed
7355 methods. Add is_needed_ field. Make bool fields into bitfields.
7356 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7357 defined in a dynamic object and referenced by a regular object,
7358 set is_needed for the dynamic object.
7359 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7360 if the file is marked with as_needed and it is not needed.
7361
22b127cc
ILT		 73622009-11-04 Ian Lance Taylor <iant@google.com>
7363
7364 PR 10887
7365 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7366 tags if data is discarded by linker script.
7367 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7368 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7369 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7370 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7371
f5c870d2
ILT		 73722009-11-04 Ian Lance Taylor <iant@google.com>
7373
7374 * layout.cc (Layout::get_output_section): Add is_interp and
7375 is_dynamic_linker_section parameters. Change all callers.
7376 (Layout::choose_output_section): Likewise.
7377 (Layout::make_output_section): Likewise.
7378 (Layout::add_output_section_data): Add is_dynamic_linker_section
7379 parameter. Change all callers.
7380 * layout.h (class Layout): Update declarations.
7381 * output.h (class Output_section): Add is_interp, set_is_interp,
7382 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7383 Add is_interp_, is_dynamic_linker_section_ fields. Change
7384 generate_code_fills_at_write_ to a bitfield.
7385 * output.cc (Output_section::Output_sections): Initialize new
7386 fields.
7387 (Output_segment::add_output_section): Add do_sort parameter.
7388 Change all callers.
7389
1ae4d23b
ILT		 73902009-11-03 Ian Lance Taylor <iant@google.com>
7391
7392 PR 10860
7393 * options.h (class General_options): Add --warn-common.
7394 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7395 merging two common symbols.
7396 (Symbol_table::should_override): Handle --warn-common when merging
7397 a common symbol with a defined symbol. Use report_resolve_problem
7398 for multiple definitions.
7399 (Symbol_table::report_resolve_problem): New function.
7400 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7401
55da9579
DK		 74022009-11-03 Doug Kwan <dougkwan@google.com>
7403
7404 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7405 stub_factory_.
7406 (Target_arm::stub_factory): New method definition.
7407 (Target_arm::new_arm_input_section,
7408 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7409 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7410 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7411 New type definitions.
7412 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7413 member declarations.
7414 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7415 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7416 New method definitions.
7417
37a9ac43
ILT		 74182009-11-03 Ian Lance Taylor <iant@google.com>
7419
7420 * options.h (class General_options): Add --warn_constructors.
7421
b3d6a3d4
ILT		 74222009-11-03 Ian Lance Taylor <iant@google.com>
7423
7424 PR 10893
7425 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7426 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7427
934b01dd
ILT		 74282009-11-03 Ian Lance Taylor <iant@google.com>
7429
7430 PR 10895
7431 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7432 --msgid-bugs-address.
7433 (install-pdf): New target.
7434 (install-data_yes): Look up one directory to find mkinstalldirs.
7435
03c1939b
L		 74362009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7437
7438 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7439 tree.
7440
ebd95253
DK		 74412009-10-30 Doug Kwan <dougkwan@google.com>
7442
7443 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7444
e9bbb538
DK		 74452009-10-30 Doug Kwan <dougkwan@google.com>
7446
7447 * arm.cc (Stub_addend_reader): New struct template definition
7448 and partial specializations.
7449 (Stub_addend_reader::operator()): New method definition for a
7450 partially specialized template.
7451
d5b40221
DK		 74522009-10-30 Doug Kwan <dougkwan@google.com>
7453
7454 * arm.cc (Arm_relobj::processor_specific_flags): New method
7455 definition.
7456 (Arm_relobj::do_read_symbols): New method declaration.
7457 (Arm_relobj::processor_specific_flags_): New data member declaration.
7458 (Arm_dynobj): New class definition.
7459 (Target_arm::do_finalize_sections): Add input_objects parameter.
7460 (Target_arm::do_adjust_elf_header): New method declaration.
7461 (Target_arm::are_eabi_versions_compatible,
7462 (Target_arm::merge_processor_specific_flags): New method declaration.
7463 (Target_arm::do_make_elf_object): New overloaded method definitions
7464 and declaration.
7465 (Arm_relobj::do_read_symbols): New method definition.
7466 (Arm_dynobj::do_read_symbols): Ditto.
7467 (Target_arm::do_finalize_sections): Add input_objects parameters.
7468 Merge processor-specific flags from all input objects.
7469 (Target_arm::are_eabi_versions_compatible,
7470 Target_arm::merge_processor_specific_flags,
7471 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7472 New method definitions.
7473 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7474 Input_objects pointer type parameter.
7475 * layout.cc (Layout::finalize): Pass input objects to target's.
7476 finalize_sections function.
7477 * output.cc (Output_file_header::do_sized_write): Set ELF file
7478 header's processor-specific flags.
7479 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7480 Input_objects pointer type parameter.
7481 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7482 * target.h (Input_objects): New forward class declaration.
7483 (Target::processor_specific_flags,
7484 Target::are_processor_specific_flags_sect): New method definitions.
7485 (Target::finalize_sections): Add input_objects parameter.
7486 (Target::Target): Initialize processor_specific_flags_ and
7487 are_processor_specific_flags_set_.
7488 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7489 parameter.
7490 (Target::set_processor_specific_flags): New method definition.
7491 (Target::processor_specific_flags_,
7492 Target::are_processor_specific_flags_set_): New data member
7493 declarations.
7494 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7495 Input_objects pointer type parameter.
7496
ebabffbd
DK		 74972009-10-30 Doug Kwan <dougkwan@google.com>
7498
7499 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7500
ad0f2072
ILT		 75012009-10-28 Ian Lance Taylor <iant@google.com>
7502
7503 * object.h (class Relobj): Drop options parameter from
7504 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7505 do_scan_relocs, do_relocate. Change all callers.
7506 (class Sized_relobj): Drop options parameters from
7507 do_gc_process_relocs, do_scan_relocs, do_relocate,
7508 do_relocate_sections, relocate_sections, emit_relocs_scan,
7509 emit_relocs_scan_reltype. Change all callers.
7510 (struct Relocate_info): Remove options field and all references to
7511 it.
7512 * reloc.h (class Read_relocs): Remove options constructor
7513 parameter and options_ field. Change all callers.
7514 (class Gc_process_relocs, class Scan_relocs): Likewise.
7515 (class Relocate_task): Likewise.
7516 * target-reloc.h (scan_relocs): Remove options parameter. Change
7517 all callers.
7518 (scan_relocatable_relocs): Likewise.
7519 * target.h (class Sized_target): Remove options parameter from
7520 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7521 all callers.
7522 * gc.h (gc_process_relocs): Remove options parameter. Change all
7523 callers.
7524 * arm.cc: Update functions to remove options parameters.
7525 * i386.cc: Likewise.
7526 * powerpc.cc: Likewise.
7527 * sparc.cc: Likewise.
7528 * x86_64.cc: Likewise.
7529 * testsuite/testfile.cc: Likewise.
7530
8ffa3667
DK		 75312009-10-28 Doug Kwan <dougkwan@google.com>
7532
7533 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7534 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7535 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7536 New method definitions.
7537
40f36857
CC		 75382009-10-28 Cary Coutant <ccoutant@google.com>
7539
7540 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7541 (Plugin::cleanup_done_): New member.
7542 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7543 (Plugin_manager::cleanup_done_): Remove.
7544 (Plugin_manager::add_input_file): Edit error message.
7545 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7546 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7547
2c849493
ILT		 75482009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7549
7550 * fileread.cc: (File_read::View::~View): Use the new
7551 data_ownership_ filed.
7552 (File_read::~File_read): Dispose the new whole_file_view_.
7553 (File_read::open): Mmap the whole file if needed.
7554 (File_read::open): Use whole_file_view_ instead of contents_.
7555 (File_read::find_view): Use whole_file_view_ if applicable.
7556 (File_read::do_read): Use whole_file_view_ instead of contents_.
7557 (File_read::make_view): Use whole_file_view_ instead of contents_,
7558 update File_read::View::View call.
7559 (File_read::find_or_make_view): Update File_read::View::View
7560 call.
7561 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7562 remove contents_
7563 (File_read::View::Data_ownership): New enum.
7564 (File_read::View::View): Replace bool mapped_ with Data_ownership
7565 argument.
7566 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7567 (File_read::View::data_ownership_): New field.
7568 (File_read::contents_): Remove (replaced by whole_file_view_).
7569 (File_read::whole_file_view_): New field.
7570 * options.h (class General_options): Add --keep-files-mapped.
7571
24998053
CC		 75722009-10-27 Cary Coutant <ccoutant@google.com>
7573
7574 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7575 * testsuite/Makefile.am (plugin_test_5): New test case.
7576 * testsuite/Makefile.in: Regenerate.
7577
72adc4fa
DK		 75782009-10-25 Doug Kwan <dougkwan@google.com>
7579
7580 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7581 from private to protected to allow access by child class.
7582 (Sized_relobj::do_relocate_sections): New method declaration.
7583 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7584 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7585 Sized_relobj::relocate_sections. Instantiate template explicitly
7586 for different target sizes and endianity.
7587
07f508a2
DK		 75882009-10-24 Doug Kwan <dougkwan@google.com>
7589
7590 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7591 (Arm_input_section::as_arm_input_section): New method.
7592 (Arm_output_section): New class definition.
7593 (Arm_output_section::create_stub_group,
7594 Arm_output_section::group_sections): New method definitions.
7595
10ad9fe5
DK		 75962009-10-22 Doug Kwan <dougkwan@google.com>
7597
7598 * arm.cc (Arm_input_section): New class definition.
7599 (Arm_input_section::init, Arm_input_section:do_write,
7600 Arm_input_section::set_final_data_size,
7601 Arm_input_section::do_reset_address_and_file_offset): New method
7602 definitions.
7603
56ee5e00
DK		 76042009-10-21 Doug Kwan <dougkwan@google.com>
7605
7606 * arm.cc (Stub_table, Arm_input_section): New forward class
7607 declarations.
7608 (Stub_table): New class defintion.
7609 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7610 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7611 New method definition.
7612
b569affa
DK		 76132009-10-21 Doug Kwan <dougkwan@google.com>
7614
7615 * arm.cc: Update copyright comments.
7616 (Target_arm): New forward class template declaration.
7617 (Arm_address): New type.
7618 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7619 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7620 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7621 constants.
7622 (Insn_template): Same.
7623 (DEF_STUBS): New macro.
7624 (Stub_type): New enum type.
7625 (Stub_template): New class definition.
7626 (Stub): Same.
7627 (Reloc_stub): Same.
7628 (Stub_factory): Same.
7629 (Target_arm::Target_arm): Initialize may_use_blx_ and
7630 should_force_pic_veneer_.
7631 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7632 Target_arm::should_force_pic_veneer,
7633 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7634 Target_arm::using_thumb_only, Target_arm:;default_target): New
7635 method defintions.
7636 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7637 New data member declarations.
7638 (Insn_template::size, Insn_template::alignment): New method defintions.
7639 (Stub_template::Stub_template): New method definition.
7640 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7641 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7642 (Stub_factory::Stub_factory): New method definition.
7643 * gold.h (string_hash): New template.
7644 * output.h (Input_section_specifier::hash_value): Use
7645 gold::string_hash.
7646 (Input_section_specifier::string_hash): Remove.
7647 * stringpool.cc (Stringpool_template::string_hash): Use
7648 gold::string_hash.
7649
6c172549
DK		 76502009-10-20 Doug Kwan <dougkwan@google.com>
7651
7652 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7653 symbols of relaxed input sections.
7654 * output.h (Output_section::find_relaxed_input_section): Make
7655 method public.
7656
c5617f2f
DK		 76572009-10-16 Doug Kwan <dougkwan@google.com>
7658
7659 * dynobj.cc (Versions::Versions): Initialize version_script_.
7660 Only insert base version symbol definition for a shared object
7661 if version script defines any version versions.
7662 (Versions::define_base_version): New method definition.
7663 (Versions::add_def): Check that base version is not needed.
7664 (Versions::add_need): Define base version lazily.
7665 * dynobj.h (Versions::define_base_version): New method declaration.
7666 (Versions::needs_base_version_): New data member declaration.
7667 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7668 (check_DATA): Add no_version_test.stdout.
7669 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7670 New make rules.
7671 * testsuite/Makefile.in: Regenerate.
7672 * testsuite/no_version_test.c: New file.
7673 * testsuite/no_version_test.sh: Ditto.
7674
3c12dcdb
DK		 76752009-10-16 Doug Kwan <dougkwan@google.com>
7676
7677 * expression.cc (class Segment_start_expression): New class definition.
7678 (Segment_start_expression::value): New method definition.
7679 (script_exp_function_segment_start): Return a new
7680 Segment_start_expression.
7681 * gold/script-c.h (script_saw_segment_start_expression): New function
7682 prototype.
7683 * script-sections.cc (Script_sections::Script_sections): Initialize
7684 SAW_SEGMENT_START_EXPRESSION_ to false.
7685 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7686 and -Tbbs options to specify section addresses if given in
7687 command line and no SEGMENT_START expression is seen in a script.
7688 * script-sections.h (Script_sections::saw_segment_start_expression,
7689 Script_sections::set_saw_segment_start_expression): New method
7690 definition.
7691 (Script_sections::saw_segment_start_expression_): New data member
7692 declaration.
7693 * script.cc (script_saw_segment_start_expression): New function.
7694 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7695 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7696 script_test_7.sh and script_test_8.sh.
7697 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7698 script_test_8.stdout.
7699 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7700 (script_test_6, script_test_6.stdout, script_test_7,
7701 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7702 * Makefile.in: Regenerate.
7703 * testsuite/script_test_6.sh: New file.
7704 * testsuite/script_test_6.t: Same.
7705 * testsuite/script_test_7.sh: Same.
7706 * testsuite/script_test_7.t: Same.
7707 * testsuite/script_test_8.sh: Same.
7708
64b1ae37
DK		 77092009-10-16 Doug Kwan <dougkwan@google.com>
7710
7711 * output.cc (Output_segment::set_section_list_address): Cast
7712 expressions to unsigned long long type to avoid format warnings.
7713
661be1e2
ILT		 77142009-10-15 Ian Lance Taylor <iant@google.com>
7715
12edd763 7716 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7717 dot assignment to script_sections_.
12edd763
ILT		 7718 * script-sections.cc (Script_sections::add_dot_assignment):
7719 Initialize if necessary.
7720
68b6574b
ILT		 7721 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7722 program headers with no load segment if there is a linker script.
7723
661be1e2
ILT		 7724 * layout.cc (Layout::set_segment_offsets): Align the file offset
7725 to the segment aligment for -N or -n with no load segment.
7726 * output.cc (Output_segment::add_output_section): Don't crash if
7727 the first section is a TLS section.
7728 (Output_segment::set_section_list_addresses): Print an error
7729 message if the address moves backward in a linker script.
7730 * script-sections.cc
7731 (Output_section_element_input::set_section_addresses): Don't
7732 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7733 (Orphan_output_section::set_section_addresses): Likewise.
7734
f15f61a7
DK		 77352009-10-15 Doug Kwan <dougkwan@google.com>
7736
7737 * layout.cc (Layout::finish_dynamic_section): Generate tags
7738 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7739 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7740 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7741
82bb573a
ILT		 77422009-10-14 Ian Lance Taylor <iant@google.com>
7743
7744 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7745 fields.
7746 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7747 data_shdr fields of relinfo.
7748 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7749 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7750 R_386_TLS_LDO_32, adjust based on section flags.
7751 (Target_i386::Relocate::fix_up_ldo): Remove.
7752
374ad285
ILT		 77532009-10-13 Ian Lance Taylor <iant@google.com>
7754
7755 Add support for -pie.
7756 * options.h (class General_options): Add -pie and
7757 --pic-executable.
7758 (General_options::output_is_position_independent): Test -pie.
7759 (General_options::output_is_executable): Return true if not shared
7760 and not relocatable.
7761 (General_options::output_is_pie): Remove.
7762 * options.cc (General_options::finalize): Reject incompatible uses
7763 of -pie.
7764 * gold.cc (queue_middle_tasks): A -pie link is not static.
7765 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7766 * symtab.cc (Symbol::final_value_is_known): Return false if
7767 output_is_position_independent.
7768 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7769 output_is_position_independent.
7770 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7771 output_is_position_independent.
7772 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7773 output_is_position_independent.
7774 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7775 two_file_pie_test.
7776 (basic_pie_test.o, basic_pie_test): New targets.
7777 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7778 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7779 (two_file_pie_test): New target.
7780 * testsuite/Makefile.in: Rebuild.
7781 * README: Remove note saying that -pie is not supported.
7782
c6585162
ILT		 77832009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7784
7785 * options.h (class General_options): Add -init and -fini.
7786 * layout.cc (Layout::finish_dynamic_section): Emit
7787 given init and fini functions.
7788
032ce4e9
ST		 77892009-10-13 Sriraman Tallam <tmsriram@google.com>
7790
7791 * gc.h (gc_process_relocs): Check if icf is enabled using new
7792 function.
7793 * gold.cc (queue_initial_tasks): Likewise.
7794 (queue_middle_tasks): Likewise.
7795 * object.cc (do_layout): Likewise.
7796 * symtab.cc (is_section_folded): Likewise.
7797 * main.cc (main): Likewise.
7798 * reloc.cc (Read_relocs::run): Likewise.
7799 (Sized_relobj::do_scan_relocs): Likewise.
7800 * icf.cc (is_function_ctor_or_dtor): New function.
7801 (Icf::find_identical_sections): Check if function is ctor or dtor when
7802 safe icf is chosen.
7803 * options.h (General_options::icf): Change option to be an enum.
7804 (Icf_status): New enum.
7805 (icf_enabled): New method.
7806 (icf_safe_folding): New method.
7807 (set_icf_status): New method.
7808 (icf_status_): New variable.
7809 * (options.cc) (General_options::finalize): Set icf_status_.
7810 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7811 icf_test and icf_keep_unique_test to use the --icf enum flag.
7812 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7813 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7814
f345227a
ST		 78152009-10-12 Sriraman Tallam <tmsriram@google.com>
7816
7817 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7818 includes to gc.h and icf.h.
7819 * arm.cc: Include gc.h.
7820 * gold.cc: Likewise.
7821 * i386.cc: Likewise.
7822 * powerpc.cc: Likewise.
7823 * sparc.cc: Likewise.
7824 * x86_64.cc: Likewise.
7825 * gc.h: Include icf.h.
7826
1c7814ed
ILT		 78272009-10-11 Ian Lance Taylor <iant@google.com>
7828
7829 * plugin.cc: Include "gold.h" before other header files.
7830
ae3b5189
CD		 78312009-10-10 Chris Demetriou <cgd@google.com>
7832
7833 * options.h (Input_file_argument::Input_file_type): New enum.
7834 (Input_file_argument::is_lib_): Replace with...
7835 (Input_file_argument::type_): New member.
7836 (Input_file_argument::Input_file_argument): Take Input_file_type
7837 'type' rather than boolean 'is_lib' as second argument.
7838 (Input_file_argument::is_lib): Use type_.
7839 (Input_file_argument::is_searched_file): New function.
7840 (Input_file_argument::may_need_search): Handle is_searched_file.
7841 * options.cc (General_options::parse_library): Support -l:filename.
7842 (General_options::parse_just_symbols): Update for Input_file_argument
7843 changes.
7844 (Command_line::process): Likewise.
7845 * archive.cc (Archive::get_file_and_offset): Likewise.
7846 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7847 * script.cc (read_script_file, script_add_file): Likewise.
7848 * fileread.cc (Input_file::Input_file): Likewise.
7849 (Input_file::will_search_for): Handle is_searched_file.
7850 (Input_file::open): Likewise.
7851 * readsyms.cc (Read_symbols::get_name): Likewise.
7852 * testsuite/Makefile.am (searched_file_test): New test.
7853 * testsuite/Makefile.in: Regenerate.
7854 * testsuite/searched_file_test.cc: New file.
7855 * testsuite/searched_file_test_lib.cc: New file.
7856
f3048a1d
ILT		 78572009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7858 Ian Lance Taylor <iant@google.com>
7859
7860 * descriptor.cc: Include <cstdio> and "binary-io.h".
7861 (Descriptors::open): Open the files in binary mode always.
7862 * script.cc (Lex::get_token): Treat \r as whitespace.
7863
d4780e57
ILT		 78642009-10-09 Ian Lance Taylor <iant@google.com>
7865
7866 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7867
d9a893b8
ILT		 78682009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7869 Ian Lance Taylor <iant@google.com>
7870
7871 * configure.ac: Check for readv function also.
7872 * fileread.cc (readv): Define if not HAVE_READV.
7873 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7874 does not exist.
7875 * config.in: Regenerate.
7876 * configure: Regenerate.
7877
c0a62865
DK		 78782009-10-09 Doug Kwan <dougkwan@google.com>
7879
7880 * layout.cc (Layout::make_output_section): Call target hook to make
7881 ordinary output section.
7882 (Layout::finalize): Adjust parameter list of call the
7883 Target::may_relax().
7884 * layout.h (class Layout::section_list): New method.
7885 * merge.h (Output_merge_base::entsize): Change visibility to public.
7886 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7887 New methods.
7888 (Output_merge_string::do_is_string): New method.
7889 * object.cc (Sized_relobj::do_setup): renamed from
7890 Sized_relobj::set_up.
7891 * object.h (Sized_relobj::adjust_shndx,
7892 Sized_relobj::initializ_input_to_output_maps,
7893 Sized_relobj::free_input_to_output_maps): Change visibilities to
7894 protected.
7895 (Sized_relobj::setup): Virtualize.
7896 (Sized_relobj::do_setup): New method declaration.
7897 (Sized_relobj::invalidate_section_offset,
7898 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7899 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7900 * options.cc (parse_int): New function.
7901 * options.h (parse_int): New declaration.
7902 (DEFINE_int): New macro.
7903 (stub_group_size): New option.
7904 * output.cc (Output_section::Output_section): Initialize memebers
7905 merge_section_map_, merge_section_by_properties_map_,
7906 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7907 (Output_section::add_input_section): Handled deferred code-fill
7908 generation and remove an old comment.
7909 (Output_section::add_relaxed_input_section): New method definition.
7910 (Output_section::add_merge_input_section): Use merge section by
7911 properties map to speed to search. Update merge section maps
7912 as appropriate.
7913 (Output_section::build_relaxation_map): New method definition.
7914 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7915 Same.
7916 (Output_section::relax_input_section): Renamed to
7917 Output_section::convert_input_sections_to_relaxed_sections and change
7918 interface to take a vector of pointers to relaxed sections.
7919 (Output_section::find_merge_section,
7920 Output_section::find_relaxed_input_section): New method definitions.
7921 (Output_section::is_input_address_mapped,
7922 Output_section::output_offset, Output_section::output_address):
7923 Use output section data maps to speed up searching.
7924 (Output_section::find_starting_output_address): Add comments.
7925 (Output_section::do_write,
7926 Output_section::write_to_postprocessing_buffer): Do code-fill
7927 generation as appropriate.
7928 (Output_section::get_input_sections): Invalidate relaxed input section
7929 map.
7930 (Output_section::restore_states): Adjust type of checkpoint .
7931 Invalidate relaxed input section map.
7932 * output.h (Output_merge_base): New class declaration.
7933 (Input_section_specifier): New class defintion.
7934 (class Output_relaxed_input_section) Change base class to
7935 Output_section_data_build.
7936 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7937 base class initializer.
7938 (Output_section::add_relaxed_input_section): New method declaration.
7939 (Output_section::Input_section): Change visibility to protected.
7940 (Output_section::Input_section::relobj,
7941 Output_section::Input_section::shndx): Handle relaxed input sections.
7942 Output_section::input_sections) Change visibility to protected. Also
7943 define overload to return a non-const pointer.
7944 (Output_section::Merge_section_properties): New class defintion.
7945 (Output_section::Merge_section_by_properties_map,
7946 Output_section::Output_section_data_by_input_section_map,
7947 Output_section::Relaxation_map): New types.
7948 (Output_section::relax_input_section): Rename method to
7949 Output_section::convert_input_sections_to_relaxed_sections and change
7950 interface to take a vector of relaxed section pointers.
7951 (Output_section::find_merge_section,
7952 Output_section::find_relaxed_input_section,
7953 Output_section::build_relaxation_map,
7954 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7955 New method declarations.
7956 (Output_section::merge_section_map_
7957 Output_section::merge_section_by_properties_map_,
7958 Output_section::relaxed_input_section_map_,
7959 Output_section::is_relaxed_input_section_map_valid_,
7960 Output_section::generate_code_fills_at_write_): New data members.
7961 * script-sections.cc
7962 (Output_section_element_input::set_section_addresses): Call
7963 current_data_size and addralign methods of relaxed input sections.
7964 (Orphan_output_section::set_section_addresses): Call current_data_size
7965 and addralign methods of relaxed input sections.
7966 * symtab.cc (Symbol_table::compute_final_value): Extract template
7967 from the body of Symbol_table::sized_finalize_symbol.
7968 (Symbol_table::sized_finalized_symbol): Call
7969 Symbol_table::compute_final_value.
7970 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7971 (Symbol_table::compute_final_value): New templated method declaration.
7972 * target.cc (Target::do_make_output_section): New method defintion.
7973 * target.h (Target::make_output_section): New method declaration.
7974 (Target::relax): Add more parameters for input objects, symbol table
7975 and layout. Adjust call to do_relax.
7976 (Target::do_make_output_section): New method declaration.
7977 (Target::do_relax): Add parameters for input objects, symbol table
7978 and layout.
7979
d446d6c4
ILT		 79802009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7981
7982 * pread.c: Include stdio.h.
7983
bc06c745
ILT		 79842009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7985
7986 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7987 defined.
7988
75aea3d0
ILT		 79892009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7990
7991 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7992 Change read_shndx type to unsigned int.
7993 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7994 int.
7995 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7996 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7997 Change read_shndx type to unsigned int.
7998 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7999 int.
8000 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8001 * layout.cc (Layout::create_symtab_sections): Cast the result of
8002 local_symcount * symsize to off_t in the gold_assert.
8003
be8fcb75
ILT		 80042009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8005
8006 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8007 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8008 R_ARM_BASE_ABS.
8009 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8010 (Arm_relocate_functions::thm_abs5): New function.
8011 (Arm_relocate_functions::abs12): New function.
8012 (Arm_relocate_functions::abs16): New function.
8013 (Arm_relocate_functions::base_abs): New function.
8014 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8015 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8016 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8017 R_ARM_BASE_ABS.
8018 (Scan::global): Likewise.
8019 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8020 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8021 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8022 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8023 R_ARM_BASE_ABS.
8024
c2a122b6
ILT		 80252009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8026
8027 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8028 (Arm_relocate_functions::movt_prel): New function.
8029 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8030 (Arm_relocate_functions::thm_movt_prel): New function.
8031 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8032 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8033 (Scan::global, Relocate::relocate): Likewise.
8034 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8035
c4aa1e2d
ILT		 80362009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8037
8038 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8039 Incremental_checker.
8040 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8041 unsigned int.
8042 (class Incremental_inputs_header): New class.
8043 (Incremental_inputs_header_writer): Edit comment.
8044 (Incremental_inputs_entry): New class.
8045 (Incremental_inputs_entry_writer): Edit comment.
8046 (Sized_incremental_binary::do_find_incremental_inputs_section):
8047 Add *strtab_shndx parameter, fill it.
8048 (Sized_incremental_binary::do_check_inputs): New method.
8049 (Incremental_checker::can_incrementally_link_output_file): Use
8050 Sized_incremental_binary::check_inputs.
8051 (Incremental_inputs::report_command_line): Save command line in
8052 command_line_.
8053 * incremental.h:
8054 (Incremental_binary::find_incremental_inputs_section): New
8055 method.
8056 (Incremental_binary::do_find_incremental_inputs_section): Add
8057 strtab_shndx parameter.
8058 (Incremental_binary::do_check_inputs): New pure virtual method.
8059 (Sized_incremental_binary::do_check_inputs): Declare.
8060 (Incremental_checker::Incremental_checker): Add incremental_inputs
8061 parameter, use it to initialize incremental_inputs_.
8062 (Incremental_checker::incremental_inputs_): New field.
8063 (Incremental_checker::command_line): New method.
8064 (Incremental_checker::inputs): New method.
8065 (Incremental_checker::command_line_): New field.
8066
c549a694
ILT		 80672009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8068
8069 * incremental.cc: Include <cstdarg> and "target-select.h".
8070 (vexplain_no_incremental): New function.
8071 (explain_no_incremental): New function.
8072 (Incremental_binary::error): New method.
8073 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8074 method.
8075 (make_sized_incremental_binary): New function.
8076 (open_incremental_binary): New function.
8077 (can_incrementally_link_file): Add checks if output is ELF and has
8078 inputs section.
8079 * incremental.h: Include "elfcpp_file.h" and "output.h".
8080 (Incremental_binary): New class.
8081 (Sized_incremental_binary): New class.
8082 (open_incremental_binary): Declare.
8083 * object.cc (is_elf_object): Use
8084 elfcpp::Elf_recognizer::is_elf_file.
8085 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8086 * output.h (Output_file::filesize): New method.
8087
fd3c5f0b
ILT		 80882009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8089
8090 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8091 New function.
8092 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8093 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8094 function.
8095 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8096 function.
8097 (Arm_relocate_functions::movw_abs_nc): New function.
8098 (Arm_relocate_functions::movt_abs): New function.
8099 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8100 (Arm_relocate_functions::thm_movt_abs): New function.
8101 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8102 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8103 (Scan::global): Likewise.
8104 (Relocate::relocate): Likewise.
8105 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8106
7f5309a5
ILT		 81072009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8108
8109 * arm.cc (Arm_relocate_functions::got_prel) New function.
8110 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8111 (Relocate::relocate): Likewise.
8112 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8113
364c7fa5
ILT		 81142009-10-06 Ian Lance Taylor <iant@google.com>
8115
8116 * options.h (class General_options): Define
8117 split_stack_adjust_size parameter.
8118 * object.h (class Object): Add uses_split_stack_ and
8119 has_no_split_stack_ fields. Add uses_split_stack and
8120 has_no_split_stack accessor functions. Declare
8121 handle_split_stack_section.
8122 (class Reloc_symbol_changes): Define.
8123 (class Sized_relobj): Define Function_offsets. Declare
8124 split_stack_adjust, split_stack_adjust_reltype, and
8125 find_functions.
8126 * object.cc (Object::handle_split_stack_section): New function.
8127 (Sized_relobj::do_layout): Call handle_split_stack_section.
8128 * dynobj.cc (Sized_dynobj::do_layout): Call
8129 handle_split_stack_section.
8130 * reloc.cc (Sized_relobj::relocate_sections): Call
8131 split_stack_adjust for executable sections in split_stack
8132 objects. Pass reloc_map to relocate_section.
8133 (Sized_relobj::split_stack_adjust): New function.
8134 (Sized_relobj::split_stack_adjust_reltype): New function.
8135 (Sized_relobj::find_functions): New function.
8136 * target-reloc.h: Include "object.h".
8137 (relocate_section): Add reloc_symbol_changes parameter. Change
8138 all callers.
8139 * target.h (class Target): Add calls_non_split method. Declare
8140 do_calls_non_split virtual method. Declare match_view and
8141 set_view_to_nop.
8142 * target.cc: Include "elfcpp.h".
8143 (Target::do_calls_non_split): New function.
8144 (Target::match_view): New function.
8145 (Target::set_view_to_nop): New function.
8146 * gold.cc (queue_middle_tasks): Give an error if mixing
8147 split-stack and non-split-stack objects with -r.
8148 * i386.cc (Target_i386::relocate_section): Add
8149 reloc_symbol_changes parameter.
8150 (Target_i386::do_calls_non_split): New function.
8151 * x86_64.cc (Target_x86_64::relocate_section): Add
8152 reloc_symbol_changes parameter.
8153 (Target_x86_64::do_calls_non_split): New function.
8154 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8155 parameter.
8156 * powerpc.cc (Target_powerpc::relocate_section): Add
8157 reloc_symbol_changes parameter.
8158 * sparc.cc (Target_sparc::relocate_section): Add
8159 reloc_symbol_changes parameter.
8160 * configure.ac: Call AM_CONDITIONAL for the default target.
8161 * configure: Rebuild.
8162 * testsuite/Makefile.am (TEST_AS): New variable.
8163 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8164 (check_DATA): Add split_i386 and split_x86_64 files.
8165 (SPLIT_DEFSYMS): Define.
8166 (split_i386_[1234n].o): New targets.
8167 (split_i386_[124]): New targets.
8168 (split_i386_[1234r].stdout): New targets.
8169 (split_x86_64_[1234n].o): New targets.
8170 (split_x86_64_[124]): New targets.
8171 (split_x86_64_[1234r].stdout): New targets.
8172 (MOSTLYCLEANFILES): Add new executables.
8173 * testsuite/split_i386.sh: New file.
8174 * testsuite/split_x86_64.sh: New file.
8175 * testsuite/split_i386_1.s: New file.
8176 * testsuite/split_i386_2.s: New file.
8177 * testsuite/split_i386_3.s: New file.
8178 * testsuite/split_i386_4.s: New file.
8179 * testsuite/split_i386_n.s: New file.
8180 * testsuite/split_x86_64_1.s: New file.
8181 * testsuite/split_x86_64_2.s: New file.
8182 * testsuite/split_x86_64_3.s: New file.
8183 * testsuite/split_x86_64_4.s: New file.
8184 * testsuite/split_x86_64_n.s: New file.
8185 * testsuite/testfile.cc (Target_test): Update relocation_section
8186 function.
8187 * testsuite/Makefile.in: Rebuild.
8188
e8a9fcda
ILT		 81892009-10-06 Ian Lance Taylor <iant@google.com>
8190
8191 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8192 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8193 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8194 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8195 the address on ldo_addrs_.
8196 (Target_i386::Relocate::fix_up_ldo): New function.
8197
e99daf92
ILT		 81982009-10-06 Rafael Espindola <espindola@google.com>
8199
8200 * plugin.cc (add_input_library): New.
8201 (Plugin::load): Add add_input_library to tv.
8202 (Plugin_manager::add_input_file): Add the is_lib argument.
8203 (add_input_file): Update call to Plugin_manager::add_input_file.
8204 (add_input_library): New.
8205 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8206
966d4097
DK		 82072009-09-30 Doug Kwan <dougkwan@google.com>
8208
8209 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8210 symbol and call Symbol::may_need_copy_reloc to determine if
8211 a copy reloc is needed.
8212 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8213 nocopyreloc is given in command line.
8214 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8215 given in command line.
8216 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8217 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8218 of the removed Target_i386::may_need_copy_reloc.
8219 * options.h (copyreloc): New option with default value false.
8220 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8221 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8222 instead of the removed Target_powerpc::may_need_copy_reloc.
8223 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8224 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8225 instead of the removed Target_sparc::may_need_copy_reloc.
8226 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8227 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8228 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8229 instead of the removed Target_x86_64::may_need_copy_reloc.
8230
029ba973
ILT		 82312009-09-30 Ian Lance Taylor <iant@google.com>
8232
8233 * object.h (class Object): Remove target_ field, and target,
8234 sized_target, and set_target methods.
8235 (Object::sized_target): Remove.
8236 (class Sized_relobj): Update declarations. Remove sized_target.
8237 * object.cc (Sized_relobj::setup): Remove target parameter.
8238 Change all callers.
8239 (Input_objects::add_object): Don't do anything with the target.
8240 (make_elf_sized_object): Add punconfigured parameter. Change all
8241 callers. Set or test parameter target.
8242 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8243 Change all callers.
8244 * parameters.cc (Parameters::set_target): Change parameter type to
8245 be non-const.
8246 (Parameters::default_target): Remove.
8247 (set_parameters_target): Change parameter type to be non-const.
8248 (parameters_force_valid_target): New function.
8249 (parameters_clear_target): New function.
8250 * parameters.h (class Parameters): Update declarations. Remove
8251 default_target method. Add sized_target and clear_target
8252 methods. Change target_ to be non-const.
8253 (set_parameters_target): Update declaration.
8254 (parameters_force_valid_target): Declare.
8255 (parameters_clear_target): Declare.
8256 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8257 as NULL if we aren't searching.
8258 (Add_symbols::run): Don't check for compatible target.
8259 * fileread.cc (Input_file::open_binary): Call
8260 parameters_force_valid_target.
8261 * gold.cc (queue_middle_tasks): Likewise.
8262 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8263 set_target on object.
8264 * dynobj.h (class Sized_dynobj): Update declarations.
8265 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8266 make_elf_object returns NULL.
8267 (Archive::include_member): Don't check whether object target is
8268 compatible.
8269 * output.cc (Output_section::add_input_section): Get target from
8270 parameters.
8271 (Output_section::relax_input_section): Likewise.
8272 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8273 parameters.
8274 (Sized_relobj::do_scan_relocs): Likewise.
8275 (Sized_relobj::relocate_sections): Likewise.
8276 * resolve.cc (Symbol_table::resolve): Likewise.
8277 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8278 parameter. Change all callers.
8279 (Symbol_table::add_from_object): Get target from parameters.
8280 (Symbol_table::add_from_relobj): Don't check object target.
8281 (Symbol_table::add_from_dynobj): Likewise.
8282 (Symbol_table::define_special_symbol): Get target from
8283 parameters.
8284 * symtab.h (class Symbol_table): Update declaration.
8285 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8286 parameter. Change all callers. Clear parameter target.
8287 (Binary_test): Test target here.
8288 * testsuite/object_unittest.cc (gold_testsuite): Remove
8289 target_test_pointer parameter. Change all callers.
8290 (Object_test): Test target here.
8291
a6a22b83
ILT		 82922009-09-26 Ian Lance Taylor <iant@google.com>
8293
8294 * testsuite/initpri1.c: Don't try to use constructor priorities if
8295 compiling with gcc before 4.3.
8296
6a8f49fe
ILT		 82972009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8298
8299 * testsuite/retain_symbols_file_test.sh (check_present): Change
8300 output file name to retain_symbols_file_test.stdout.
8301 (check_absent): Likewise.
8302
8c604651
CS		 83032009-09-18 Craig Silverstein <csilvers@google.com>
8304
8305 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8306 * options.cc: Include <cerrno> and <fstream>.
8307 (General_options::finalize): Parse -retain-symbols-file tag.
8308 * options.h: New flag.
8309 (General_options): New method should_retain_symbol, new
8310 variable symbols_to_retain.
8311 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8312 should_retain_symbol map.
8313 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8314 * testsuite/Makefile.in: Regenerate.
8315 * testsuite/retain_symbols_file_test.sh: New file.
8316
ca58b19f
NC		 83172009-09-18 Nick Clifton <nickc@redhat.com>
8318
8319 * po/es.po: Updated Spanish translation.
8320
20e6d0d6
DK		 83212009-09-17 Doug Kwan <dougkwan@google.com>
8322
8323 * debug.h (DEBUG_RELAXATION): New constant.
8324 (DEBUG_ALL): Add DEBUG_RELAXATION.
8325 (debug_string_to_enum): Add relaxation debug option.
8326 * layout.cc
8327 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8328 Layout::Relaxation_debug_check::read_sections,
8329 Layout::Relaxation_debug_check::read_sections): New method definitions.
8330 (Layout::Layout): Initialize data members
8331 record_output_section_data_from_scrips_,
8332 script_output_section_data_list_ and relaxation_debug_check_.
8333 (Layout::save_segments, Layout::restore_segments,
8334 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8335 Layout::relaxation_loop_body): New method definitions.
8336 (Layout::finalize): Support relaxation. Move section layout code to
8337 Layout::relaxation_loop_body.
8338 (Layout::set_asection_address_from_script): Move code for orphan
8339 section placement out.
8340 (Layout::place_orphan_sections_in_script): New method definition.
8341 * layout.h (Output_segment_headers, Output_file_header):
8342 New forward class declarations.
8343 (Layout::~Layout): Define.
8344 (Layout::new_output_section_data_from_script): New method definition.
8345 (Layout::place_orphan_sections_in_script): New method declaration.
8346 (Layout::Segment_states): New type declaration.
8347 (Layout::save_segments, Layout::restore_segments,
8348 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8349 Layout::relaxation_loop_body): New method declarations.
8350 (Layout::Output_section_data_list): New type declaration.
8351 (Layout::Relaxation_debug_check): New class definition.
8352 (Layout::record_output_section_data_from_script_,
8353 Layout::script_output_section_data_list_, Layout::segment_states_,
8354 Layout::relaxation_debug_check_): New data members.
8355 * output.cc: (Output_section_headers::do_size): New method definition.
8356 (Output_section_headers::Output_section_headers): Move size
8357 computation to Output_section_headers::do_size.
8358 (Output_segment_headers::do_size): New method definition.
e1df38aa 8359 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8360 Output_file_header::do_size and call it.
8361 (Output_file_header::do_size): New method definition.
8362 (Output_data_group::Output_data_group): Adjust call to
8363 Output_section_data.
8364 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8365 (Output_symtab_xindex::do_write): Add array bound check.
8366 (Output_section::Input_section::print_to_mapfile): Handle
8367 RELAXED_INPUT_SECTION_CODE.
8368 (Output_section::Output_section): Initialize data member checkpoint_.
8369 (Output_section::~Output_section): Delete checkpoint object pointed
8370 by checkpoint_.
8371 (Output_section::add_input_section): Always add an Input_section if
8372 relaxing.
8373 (Output_section::add_merge_input_section): Add assert.
8374 (Output_section::relax_input_section): New method definition.
8375 (Output_section::set_final_data_size): Set load address to zero for
8376 an unallocated section.
8377 (Output_section::do_address_and_file_offset_have_reset_values):
8378 New method definition.
8379 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8380 Handle relaxed input section.
8381 (Output_section::sort_attached_input_sections): Checkpoint input
8382 section list lazily.
8383 (Output_section::get_input_sections): Change type of input_sections to
8384 list of Simple_input_section pointers. Checkpoint input section list
8385 lazily. Also handle relaxed input sections.
8386 (Output_section::add_input_section_for_script): Take a reference to
8387 a Simple_input_section object instead of Relobj pointer and section
8388 index as parameter. Handle relaxed input sections.
8389 (Output_section::save_states, Output_section::restore_states): New
8390 method definitions.
8391 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8392 (Output_data::is_data_size_fixed): New method definition.
8393 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8394 if it is fixed.
8395 (Output_data::address_and_file_offset_have_reset_values): New method
8396 definition.
8397 (Output_data::do_address_and_file_offset_have_reset_values): New method
8398 definition.
8399 (Output_data::set_data_size): Check that data size is not fixed.
8400 (Output_data::fix_data_size): New method definition.
8401 (Output_data::is_data_size_fixed_): New data member.
8402 (Output_section_headers::set_final_data_size): New method definition.
8403 (Output_section_headers::do_size): New method declaration.
8404 (Output_segment_headers::set_final_data_size): New method definition.
8405 (Output_segment_headers::do_size): New method declaration.
8406 (Output_file_header::set_final_data_size)::New method definition.
8407 (Output_file_header::do_size)::New method declaration.
8408 (Output_section_data::Output_section_data): Add new parameter
8409 is_data_size_fixed and use it to fix data size.
8410 (Output_data_const::Output_data_const): Adjust call to base class
8411 constructor and fix data size.
8412 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8413 base class constructor and fix data size.
8414 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8415 base class constructor and fix data size.
8416 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8417 class constructor and fix data size.
8418 (Output_data_group::set_final_data_size): New method definition.
8419 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8420 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8421 class constructor and fix data size.
8422 (Output_relaxed_input_section): New class definition.
8423 (Output_section::Simple_input_section): New class definition.
8424 (Output_section::get_input_sections): Adjust parameter list.
8425 (Output_section::add_input_section_for_script): Same.
8426 (Output_section::save_states, Output_section::restore_states,
8427 Output_section::do_address_and_file_offset_have_reset_values,
8428 (Output_section::Input_section::Input_section): Handle
8429 RELAXED_INPUT_SECTION_CODE. Add new overload for
8430 Output_relaxed_input_section.
8431 (Output_section::Input_section::is_input_section,
8432 Output_section::Input_section::set_output_section): Handle relaxed
8433 input section.
8434 (Output_section::Input_section::is_relaxed_input_section,
8435 Output_section::Input_section::output_section_data,
8436 Output_section::Input_section::relaxed_input_section): New method
8437 definitions.
8438 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8439 value.
8440 (Output_section::Input_section::u1_): Update comments.
8441 (Output_section::Input_section::u2_): Add new union member poris.
8442 (Output_section::Checkpoint_output_section): New classs definition.
8443 (Output_section::relax_input_section): New method declaration.
8444 (Output_section::checkpoint_): New data member.
8445 (Output_segment): Update comments.
8446 (Output_segment::Output_segment): Un-privatize copy constructor.
8447 (Output_segment::operator=): Un-privatize.
8448 * script-sections.cc (Output_section_element::Input_section_list):
8449 Change element type to Output_section::Simple_input_section.
8450 (Output_section_element_dot_assignment::set_section_addresses):
8451 Register output section data for relaxation clean up.
8452 (Output_data_exression::Output_data_expression): Adjust call to base
8453 constructor to fix data size.
8454 (Output_section_element_data::set_section_addresses): Register
8455 Output_data_expression object for relaxation clean up.
8456 (struct Input_section_info): Replace Relobj pointer and section index
8457 pair with Output_section::Simple_input_section and Convert struct to a
8458 class.
8459 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8460 Input_section_info data member to use accessors.
20e6d0d6
DK		 8461 (Output_section_element_input::set_section_addresses): Use layout
8462 parameter. Adjust code to use Output_section::Simple_input_section
8463 and Input_secction_info classes. Register filler for relaxation
8464 clean up.
8465 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8466 and section index pair with Output_section::Simple_input_section
8467 class. Adjust code accordingly.
8468 (Phdrs_element::release_segment): New method definition.
8469 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8470 segment list.
8471 (Script_sections::release_segments): New method definition.
8472 * gold/script-sections.h (Script_sections::release_segments): New
8473 method declaration.
8474 * gold/target.h (Target::may_relax, Target::relax,
8475 Target::do_may_relax, Target::do_relax): New method definitions.
8476
5e445df6
ILT		 84772009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8478
8479 * arm.cc (has_signed_unsigned_overflow): New function.
8480 (Arm_relocate_functions::abs8): New function.
8481 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8482 (Target_arm::Scan::global): Likewise.
8483 (Target_arm::relocate::relocate): Likewise.
8484 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8485 Likewise.
8486
8c604651 84872009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8488
8489 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8490 * testsuite/Makefile.in: Regenerate.
8491
1e9cc1c2
NC		 84922009-09-11 Nick Clifton <nickc@redhat.com>
8493
8494 * po/gold.pot: Updated by the Translation project.
8495
6a89f575
CC		 84962009-09-08 Cary Coutant <ccoutant@google.com>
8497
8498 * output.cc (Output_file::open): Add execute permission to empty file.
8499 * testsuite/Makefile.am (permission_test): New test.
8500 * testsuite/Makefile.in: Regenerate.
8501
fdcac5af
ILT		 85022009-09-02 Ian Lance Taylor <iant@google.com>
8503
8504 * output.cc (Output_file::resize): Call map_no_anonymous rather
8505 than map.
8506
44453f85
ILT		 85072009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8508
8509 * gold.cc: Include "incremental.h".
8510 (queue_initial_tasks): Call Incremental_checker methods.
8511 * incremental.cc: Include "output.h".
8512 (Incremental_checker::can_incrementally_link_output_file): New
8513 method.
8514 * incremental.h (Incremental_checker): New class.
8515
8516 * output.cc (Output_file::open_for_modification): New method.
8517 (Output_file::map_anonymous): Changed return type to bool. Record
8518 map in base_ field.
8519 (Output_file::map_no_anonymous): New method, broken out of map.
8520 (Output_file::map): Use map_no_anonymous and map_anonymous.
8521 * output.h (class Output_file): Update declarations.
8522
293c1386
CC		 85232009-08-24 Cary Coutant <ccoutant@google.com>
8524
8525 * options.h (Command_line::Pre_options): New class.
8526 (Command_line::pre_options): New member.
8527 * options.cc (gold::options::ready_to_register): New variable.
8528 (One_option::register_option): Do nothing if not registering options.
8529 Assert if same short option registered twice.
8530 (General_options::General_options): Turn off option registration when
8531 done constructing.
8532 (Command_line::Pre_options::Pre_options): New constructor.
8533
f773f3d2
CC		 85342009-08-24 Cary Coutant <ccoutant@google.com>
8535
06a73cfe
CC		 8536 * options.h (General_options::no_keep_memory): Remove incorrect
8537 short option.
f773f3d2 8538
a15af8e2
RW		 85392009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8540
8541 * Makefile.am (am__skiplex, am__skipyacc): New.
8542 * Makefile.in: Regenerate.
8543
c462b41b
RW		 85442009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8545
14ec8efd
RW		 8546 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8547 (INCLUDES): ... this.
8548 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8549 (AM_CPPFLAGS): Renamed from ...
8550 (INCLUDE): ... this.
8551 * Makefile.in, testsuite/Makefile.in: Regenerate.
8552
81ecdfbb
RW		 8553 * Makefile.in: Regenerate.
8554 * aclocal.m4: Likewise.
8555 * config.in: Likewise.
8556 * configure: Likewise.
8557 * testsuite/Makefile.in: Likewise.
8558
c462b41b
RW		 8559 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8560 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8561 * Makefile.in: Regenerate.
8562 * testsuite/Makefile.in: Regenerate.
8563
2da73f13
CC		 85642009-08-19 Cary Coutant <ccoutant@google.com>
8565
8566 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8567 symbols in shared libraries overridden by hidden or internal symbols
8568 in the main program.
8569
2db70501
CD		 85702009-08-19 Chris Demetriou <cgd@google.com>
8571
8572 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8573 checking source file names in error messages.
8574
f733487b
DK		 85752009-08-18 Doug Kwan <dougkwan@google.com>
8576
8577 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8578 an elcpp::Ehdr as parameter. Adjust call to set_target.
8579 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8580 an elfcpp::Ehdr as parameter.
8581 * object.cc (Object::set_target): Remove the version that looks up
8582 a target and sets it.
8583 (Sized_relobj::setup): Take a Target object instead of
8584 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8585 (make_elf_sized_object): Find target and ask target to
8586 make an ELF object.
8587 * object.h: (Object::set_target): Remove the version that looks up
8588 a target and sets it.
8589 (Sized_relobj::setup): Take a Target object instead of
8590 an elfcpp:Ehdr as parameter.
8591 * target.cc: Include dynobj.h.
8592 (Target::do_make_elf_object_implementation): New.
8593 (Target::do_make_elf_object): New.
8594 * target.h (Target::make_elf_object): New template declaration.
8595 (Target::do_make_elf_object): New method declarations.
8596 (Target::do_make_elf_object_implementation): New template declaration.
8597
cc70f101
ILT		 85982009-08-14 Ian Lance Taylor <iant@google.com>
8599
8600 * gold.h (FUNCTION_NAME): Define.
8601 (gold_unreachable): Use FUNCTION_NAME.
8602
ef5e0cb1
ST		 86032009-08-12 Sriraman Tallam <tmsriram@google.com>
8604
8605 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8606 symbol in the --keep-unique list is not found.
8607
48c187ce
ST		 86082009-08-12 Sriraman Tallam <tmsriram@google.com>
8609
8610 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8611 been maked as --keep-unique.
8612 (Icf::unfold_section): New function.
8613 * icf.h (Icf::unfold_section): New function.
8614 * options.h (General_options::keep_unique): New option.
8615 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8616 * testsuite/Makefile.in: Regenerate.
8617 * testsuite/icf_keep_unique_test.sh: New file.
8618 * testsuite/icf_keep_unique_test.cc: New file.
8619
645afe0c
CC		 86202009-08-12 Cary Coutant <ccoutant@google.com>
8621
8622 PR 10471
8623 * resolve.cc (Symbol_table::resolve): Check for references from
8624 dynamic objects to hidden and internal symbols.
8625 * testsuite/Makefile.am (hidden_test.sh): New test.
8626 * testsuite/Makefile.in: Regenerate.
8627 * testsuite/hidden_test.sh: New script.
8628 * testsuite/hidden_test_1.c: New test source.
8629 * testsuite/hidden_test_main.c: New test source.
8630
11af873f
DK		 86312009-08-11 Doug Kwan <dougkwan@google.com>
8632
8633 * arm.cc: Update comments.
8634 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8635 segment to locate the .ARM.exidx section if present.
8636
b9f7d72d
DK		 86372009-08-09 Doug Kwan <dougkwan@google.com>
8638
8639 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8640 patch.
8641
ddd3c53c
ST		 86422009-08-07 Sriraman Tallam <tmsriram@google.com>
8643 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8644 compiler warnings.
8645
27721062
ST		 86462009-08-06 Sriraman Tallam <tmsriram@google.com>
8647
8648 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8649 valid tls_segment only for non-debug-section relocations.
8650 * testsuite/Makefile.am: Add gc_tls_test.
8651 * testsuite/Makefile.in: Regenerate.
8652 * testsuite/gc_tls_test.cc: New file.
8653 * testsuite/gc_tls_test.sh: New file.
8654
ef15dade 86552009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8656
ef15dade
ST		 8657 * icf.cc: New file.
8658 * icf.h: New file.
8659 * Makefile.am (CCFILES): Add icf.cc.
8660 (HFILES): Add icf.h
8661 * Makefile.in: Regenerate.
8662 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8663 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8664 section, symbol and addend information for the relocs.
8665 * gold.cc (queue_middle_tasks): Call identical code folding.
8666 * gold.h: Add defines for multimap.
8667 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8668 to the call of finalize_local_symbols.
8669 * main.cc (main): Create object of class Icf.
8670 * object.cc (Sized_relobj::do_layout): Allow this function to be
8671 called twice during icf.
8672 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8673 to sections marked as identical by icf.
8674 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8675 when available.
8676 (Sized_relobj::do_section_entsize): New function.
8677 * object.h (Object::section_entsize): New function.
8678 (Object::do_section_entsize): New pure virtual function.
8679 (Relobj::finalize_local_symbols): Add new parameter.
8680 (Relobj::do_section_entsize): New function.
8681 * options.h (General_options::icf): New option.
8682 (General_options::icf_iterations): New option.
8683 (General_options::print_icf_sections): New option.
8684 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8685 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8686 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8687 icf.
8688 * symtab.cc (Symbol_table::is_section_folded): New function.
8689 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8690 to sections marked as identical by icf.
8691 * symtab.h (Symbol_table::set_icf): New function.
8692 (Symbol_table::icf): New function.
8693 (Symbol_table::is_section_folded): New function.
8694 (Symbol_table::icf_): New data member.
8695 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8696 * testsuite/Makefile.am: Add commands to build icf_test.
8697 * testsuite/Makefile.in: Regenerate.
8698 * testsuite/icf_test.sh: New file.
8699 * testsuite/icf_test.cc: New file.
8700
c3b65ac4
CD		 87012009-07-24 Chris Demetriou <cgd@google.com>
8702
8703 * layout.cc (is_compressible_debug_section): Fix incorrect
8704 comment about compressed section names.
8705
1caf2c51
ILT		 87062009-07-20 Ian Lance Taylor <ian@airs.com>
8707
8708 PR 10419
8709 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8710
1ef4d87f
ILT		 87112009-07-16 Ian Lance Taylor <iant@google.com>
8712
8713 PR 10400
8714 * layout.h: #include <map>.
8715 (class Kept_section): Change from struct to class. Add accessors
8716 and setters. Add section size to Comdat_group mapping. Change
8717 Comdat_group to std::map. Add is_comdat_ field. Add
8718 linkonce_size field in union.
8719 (class Layout): Update declaration of find_or_add_kept_section.
8720 Don't declare find_kept_object.
8721 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8722 parameter. Add object, shndx, is_comdat, and is_group_name
8723 parameters. Change all callers. Adjust for new Kept_section.
8724 (Layout::find_kept_object): Remove.
8725 * object.cc (Sized_relobj::include_section_group): Update use of
8726 Kept_section. Rename secnum to shndx. Only record
8727 Kept_comdat_section if sections are the same size.
8728 (Sized_relobj::include_linkonce_section): Update use of
8729 Kept_section. Only record Kept_comdat_section if sections are the
8730 same size. Set size of linkonce section.
8731 (Sized_relobj::map_to_kept_section): Update call to
8732 get_kept_comdat_section.
8733 * object.h (class Sized_relobj): Rename fields in
8734 Kept_comdat_section to drop trailing underscores; change object
8735 field to Relobj*. Change Kept_comdat_section_table to store
8736 struct rather than pointer.
8737 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8738 Add kept_object and kept_shndx parameters. Change all callers.
8739 (Sized_relobj::get_kept_comdat_section): Change return type to
8740 bool. Add kept_object and kept_shndx parameters. Change all
8741 callers.
8742 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8743 Layout::find_or_add_kept_section.
8744
37c3b7b0
ILT		 87452009-07-09 Ian Lance Taylor <iant@google.com>
8746
8747 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8748 Reserve space in the hash table.
8749
98fa85cb
ILT		 87502009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8751
8752 * fileread.cc (File_read::get_mtime): New method.
8753 * fileread.h (Timespec): New structure.
8754 (File_read::get_mtime): New method.
8755 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8756 Renamed from timestamp_nsec.
8757 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8758 Elf_Xword.
e1df38aa 8759 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8760 timestamp_nsec.
e1df38aa 8761 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8762 (Incremental_inputs::report_obejct): Save mtime; style fix.
8763 (Incremental_inputs::report_script): Save mtime; style fix.
8764 (Incremental_inputs::finalize_inputs): Style fix.
8765 (Incremental_inputs::finalize): Style fix.
8766 (Incremental_inputs::create_input_section_data): Store inputs
8767 mtime.
8768 * incremental.h (Incremental_inputs::report_script): Add mtime
8769 argument.
8770 (Incremental_inputs::Input_info::Input_info): Intialize only one
8771 union member.
8772 (Incremental_inputs::Input_info::archive): Move to nameless
8773 union.
8774 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8775 (Incremental_inputs::Input_info::script): Move to nameless union.
8776 (Incremental_inputs::mtime): New field.
8777 * script.cc (read_input_script): Pass file mtime to
8778 Incremental_input.
8779 * script.h (Script_info::inputs): Style fix.
8780
c9d70757
ILT		 87812009-07-01 Ian Lance Taylor <ian@airs.com>
8782
8783 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8784 instead of 32.
8785
9c547ec3
ILT		 87862009-06-24 Ian Lance Taylor <iant@google.com>
8787
8788 PR 10156
8789 * layout.cc (Layout::choose_output_section): If we find an
8790 existing section, update the flags.
8791 (Layout::create_notes): New function, broken out of
8792 Layout::finalize.
8793 (Layout::finalize): Don't create note sections.
8794 (Layout::create_note): Don't crash if linker script discards
8795 section.
8796 (Layout::create_gold_note): Likewise.
8797 (Layout::create_build_id): Likewise. Don't set
8798 after_input_sections on the section.
8799 (Layout::create_executable_stack_info): Remove target parameter.
8800 Change caller.
8801 * layout.h (class Layout): Declare create_notes. Update
8802 declaration of create_executable_stack_info.
8803 * gold.cc (queue_middle_tasks): Call create_notes.
8804 * output.cc (Output_section::update_flags_for_input_section): Move
8805 here from output.h. If SHF_ALLOC flag is newly set, mark address
8806 invalid.
8807 * output.h (Output_data::mark_address_invalid): New function.
8808 (class Output_section): Only declare, not define,
8809 update_flags_for_input_section. Remove set_flags.
8810
55458500
ILT		 88112009-06-24 Ian Lance Taylor <iant@google.com>
8812
8813 * script-sections.cc (Output_section_definition::
8814 set_section_addresses): Rename shadowing local load_address to
8815 laddr.
8816
1307d6cd
ILT		 88172009-06-24 Ian Lance Taylor <iant@google.com>
8818
8819 PR 10244
8820 * reloc.cc (relocate_sections): Skip empty relocation sections.
8821
ec3f783e
ILT		 88222009-06-23 Ian Lance Taylor <iant@google.com>
8823
8824 PR 10156
8825 * layout.cc (Layout::create_note): Use choose_output_section
8826 rather than make_output_section.
8827
459c9f1c
ILT		 88282009-06-23 Ian Lance Taylor <iant@google.com>
8829
8830 PR 10237
8831 * options.cc (General_options::parse_V): Set printed_version_.
8832 (General_options::General_options): Initialize printed_version_.
8833 * options.h (class General_options): Add printed_version_ field.
8834 * gold.cc (queue_initial_tasks): If there are no input files,
8835 don't give a fatal error if we printed the version information.
8836 (queue_middle_tasks): If using -r with a shared object, give a
8837 fatal error rather than an ordinary error.
8838
1518dc8f
ILT		 88392009-06-23 Ian Lance Taylor <iant@google.com>
8840
8841 PR 10219
8842 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8843 (Layout::make_output_section): Set have_stabstr_section_ if we see
8844 a .stab*str section.
8845 (Layout::finalize): Call link_stabs_sections.
8846 (Layout::link_stabs_sections): New file.
8847 * layout.h (class Layout): Add have_stabstr_section_ field.
8848 Declare link_stabs_sections.
8849
3d857b98
DK		 88502009-06-23 Doug Kwan <dougkwan@google.com>
8851
8852 * Makefile.am (libgold_a_LIBADD): New.
8853 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8854 * Makefile.in: Regenerate.
8855 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8856 * configure: Regenerate.
8857 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8858 * fileread.cc: Include sys/state.h
8859 * gold.h: Declare memmem and strndup if found missing.
8860 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8861
0639a6f6
ILT		 88622009-06-23 Ian Lance Taylor <iant@google.com>
8863
8864 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8865 * configure: Rebuild.
8866
8d63875c
ILT		 88672009-06-23 Ian Lance Taylor <iant@google.com>
8868
8869 PR 10147
8870 * object.cc (Object::section_contents): Don't try to get a view if
8871 the section has length zero.
8872 (Object::handle_gnu_warning_section): If the section is empty, use
8873 the name of the section as the warning.
8874
f7c8a183
ILT		 88752009-06-23 Ian Lance Taylor <iant@google.com>
8876
8877 PR 10133
8878 * stringpool.h (class Stringpool_template): Add optimize_ field.
8879 (Stringpool_template::set_optimize): New function.
8880 * stringpool.cc (Stringpool_template::Stringpool_template):
8881 Initialize optimize_ field.
8882 (Stringpool_template::set_string_offsets): Test local optimize
8883 fild rather than parameter.
8884 * layout.cc (Layout::Layout): Call set_optimize on the section
8885 name stringpool.
8886
e6a307ba
ILT		 88872009-06-22 Ian Lance Taylor <iant@google.com>
8888
8889 PR 10030
8890 * yyscript.y: Parse TARGET.
8891 * script.cc (script_set_target): New function.
8892 * script-c.h (script_set_target): Declare.
8893 * options.cc (General_options::string_to_object_format): Rename
8894 from string_to_object_format in anonymous namespace. Change
8895 callers.
8896 * options.h (class General_options): Declare
8897 string_to_object_format.
8898
3ee173de
ILT		 88992009-06-22 Ian Lance Taylor <iant@google.com>
8900
8901 * script-sections.cc (Script_sections::create_segments): Don't put
8902 program headers in a PT_LOAD segment if -n or -N.
8903
89042009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8905
8906 PR 10141
8907 * options.h (class General_options): Add -z lazy and -z now. Sort
8908 -z options into alphabetical order.
8909 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8910
cd6739a1 89112009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8912
8913 * layout.cc (Layout::make_output_section): Call
8914 Target::new_output_section.
8915 (Layout::attach_allocated_section_to_segment): Put large section
8916 sections in a separate load segment with the large segment flag
8917 set.
8918 (Layout::segment_precedes): Sort large data segments after other
8919 load segments.
8920 (align_file_offset): New static function.
8921 (Layout::set_segment_offsets): Use align_file_offset.
8922 * output.h (class Output_section): Add is_small_section_ and
8923 is_large_section_ fields.
8924 (Output_section::is_small_section): New function.
8925 (Output_section::set_is_small_section): New function.
8926 (Output_section::is_large_section): New function.
8927 (Output_section::set_is_large_section): New function.
8928 (Output_section::is_large_data_section): New function.
8929 (class Output_segment): Add is_large_data_segment_ field.
8930 (Output_segment::is_large_data_segment): New function.
8931 (Output_segment::set_is_large_data_segment): New function.
8932 * output.cc (Output_section::Output_section): Initialize new
8933 fields.
8934 (Output_segment::Output_segment): Likewise.
8935 (Output_segment::add_output_section): Add assertion that large
8936 data sections always go in large data segments. Force small data
8937 sections to the end of the list of data sections. Force small BSS
8938 sections to the start of the list of BSS sections. For large BSS
8939 sections to the end of the list of BSS sections.
8940 * symtab.h (class Symbol): Declare is_common_shndx.
8941 (Symbol::is_defined): Check Symbol::is_common_shndx.
8942 (Symbol::is_common): Likewise.
8943 (class Symbol_table): Define enum Commons_section_type. Update
8944 declarations. Add small_commons_ and large_commons_ fields.
8945 * symtab.cc (Symbol::is_common_shndx): New function.
8946 (Symbol_table::Symbol_table): Initialize new fields.
8947 (Symbol_table::add_from_object): Put small and large common
8948 symbols in the right list.
8949 (Symbol_table::sized_finalized_symbol): Check
8950 Symbol::is_common_shndx.
8951 (Symbol_table::sized_write_globals): Likewise.
8952 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8953 common symbol lists. Don't call do_allocate_commons_list if the
8954 list is empty.
8955 (Symbol_table::do_allocate_commons_list): Remove is_tls
8956 parameter. Add comons_section_type parameter. Change all
8957 callers. Handle small and large common symbols.
8958 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8959 Symbol::is_common_shndx.
8960 * resolve.cc (symbol_to_bits): Likewise.
8961 * target.h (Target::small_common_shndx): New function.
8962 (Target::small_common_section_flags): New function.
8963 (Target::large_common_shndx): New function.
8964 (Target::large_common_section_flags): New function.
8965 (Target::new_output_section): New function.
8966 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8967 small_common_section_flags, and large_common_section_flags
8968 fields.
8969 (Target::do_new_output_section): New virtual function.
8970 * arm.cc (Target_arm::arm_info): Initialize new fields.
8971 * i386.cc (Target_i386::i386_info): Likewise.
8972 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8973 Likewise.
8974 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8975 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8976 (Target_x86_64::do_new_output_section): New function.
8977 * configure.ac: Define conditional MCMODEL_MEDIUM.
8978 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8979 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8980 (large_LDFLAGS): Define.
8981 * testsuite/large.c: New file.
8982 * testsuite/testfile.cc (Target_test::test_target_info):
8983 Initialize new fields.
8984 * configure, testsuite/Makefile.in: Rebuild.
8985
bb04269c
DK		 89862009-06-05 Doug Kwan <dougkwan@google.com>
8987
8988 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8989 * Makefile.in: Regenerate.
bb04269c
DK		 8990 * i386.cc (class Target_i386): Define new virtual method to
8991 override do_is_local_label_name in parent.
8992 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8993 local symbols if --discard-locals or -X is given.
8994 * options.h (class General_options): Declare new options
8995 '--discard-locals' and '-X' for discarding locals.
8996 * target.h (class Target): Define new methods is_local_label_name.
8997 Declare new virtual method do_is_local_label_name.
8998 * target.cc: New file.
8999 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9000 (check_SCRIPTS): Add discard_locals_test.sh.
9001 (check_DATA): Add discard_local_tests.syms.
9002 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9003 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9004 * testsuite/Makefile.in: Regenerate.
9005 * testsuite/discard_locals_test.c: New file.
9006 * testsuite/discard_locals_test.sh: Same.
9007
805bb01c
DK		 90082009-06-05 Doug Kwan <dougkwan@google.com>
9009
9010 * object.cc (Sized_relobj::Sized_relobj): Initialize
9011 discarded_eh_frame_shndx_ to -1U.
9012 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9013 section.
9014 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9015 a discarded .eh_frame section.
9016 (Sized_relobj::do_finalize_local_symbols): Ditto.
9017 * object.h (class Sized_relobj): Declare new member
9018 discarded_eh_frame_shndx_.
9019 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9020 (local_labels_test.o, local_labels_test): New rules.
9021 * testsuite/Makefile.in: Regenerate.
9022
1dcd334d
DK		 90232009-06-04 Doug Kwan <dougkwan@google.com>
9024
9025 * layout.cc (Layout::section_name_mapping): Add mapping for
9026 special ARM sections.
9027
96d49306
DK		 90282009-06-03 Doug Kwan <dougkwan@google.com>
9029
9030 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9031 (utils::has_overflow): Same.
9032
dff16297
ILT		 90332009-06-03 Ian Lance Taylor <iant@google.com>
9034
9035 * layout.cc (Layout::section_name_mapping): New array, replacing
9036 Layout::linkonce_mapping.
9037 (Layout::section_name_mapping_count): New variable, replacing
9038 Layout::linkonce_mapping_count.
9039 (Layout::linkonce_output_name): Remove.
9040 (Layout::output_section_name): Rewrite.
9041 * layout.h (class Layout): Rename Linkonce_mapping to
9042 Section_name_mapping, linkonce_mapping to section_name_mapping,
9043 linkonce_mapping_count to section_name_mapping_count. Don't
9044 declare linkonce_output_name.
9045
c121c671
DK		 90462009-06-03 Doug Kwan <dougkwan@google.com>
9047
9048 * gold/arm.cc (namespace utils): New.
9049 (Target_arm::reloc_is_non_pic): Define new method.
9050 (class Arm_relocate_functions): New.
9051 (Target_arm::Relocate::relocate): Handle relocation types used by
9052 Android.
9053
07800fab
ILT		 90542009-06-03 Ian Lance Taylor <iant@google.com>
9055
9056 * arm.cc (Target_arm::scan::global): Use || instead of |.
9057
c121c671
DK		 90582009-06-02 Doug Kwan <dougkwan@google.com>
9059
9060 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9061 issued_non_pic_error_.
9062 (class Target_arm::Scan): Declare new method check_non_pic.
9063 Define new method symbol_needs_plt_entry.
9064 Declare new data member issued_non_pic_error_.
9065 (class Target_arm::Relocate): Declare new method
9066 should_apply_static_reloc.
9067 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9068 (Target_arm::Scan::check_non_pic): Define new method.
9069 (Target_arm::Scan::local): Handle a small subset of reloc types used
9070 by Android.
9071 (Target_arm::Scan::local): Same.
9072 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9073
b19b0c6d
ILT		 90742009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9075
9076 * incremental.cc (Incremental_inputs::report_command_line): Filter
9077 out --incremental-* options.
9078
94cdfcff
DK		 90792009-05-29 Doug Kwan <dougkwan@google.com>
9080
9081 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9082 template class.
9083 (class Target_arm): Update comment.
9084 (Target_arm::Target_arm): Initialize new data members GOT_,
9085 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9086 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9087 and Target_arm::rel_dyn_section.
9088 Declare new_enum Target_arm::Got_type.
9089 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9090 and DYNBSS_.
9091 Update commments for member do_dynsym_value.
9092 (Target_arm::got_size, Target_arm::plt_section,
9093 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9094 new methods inside class defintion.
9095 (Target_arm::got_section): Define new method.
9096 (Target_arm::rel_dyn_section): Same.
9097 (Output_data_plt_arm): New template class.
9098 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9099 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9100 (Output_data_plt_arm::add_entry): Same.
9101 (Output_data_plt_arm::first_plt_entry): Define new
9102 static data member for PLT instruction template.
9103 (Output_data_plt_arm::plt_entry): Same.
9104 (Output_data_plt_arm::do_write): Define new method.
9105 (Target_arm::make_plt_entry): Same.
9106 (Target_arm::do_finalize_sections): Same.
9107 (Target_arm::do_dynsym_value): Same.
9108
4a657b0d
DK		 91092009-05-28 Doug Kwan <dougkwan@google.com>
9110
9111 * Makefile.am (TARGETSOURCES): Add arm.cc.
9112 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9113 * Makefile.in: Regenerate.
9114 * arm.cc: New file.
9115 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9116
e7ae8c36
DK		 91172009-05-26 Doug Kwan <dougkwan@google.com>
9118
9119 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9120 (General_options::check_excluded_libs): Strip off directories in
9121 archive name before matching like GNU ld does.
9122 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9123 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9124 (exclude_libs_test_LDFLAGS): Add linker option
9125 -Wl,--exclude-libs,libexclude_libs_test_3
9126 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9127 an explicit archive without using -l.
9128 (alt/libexclude_libs_test_3.a): New make rule.
9129 * testsuite/Makefile.in: Regenerate.
9130 * testsuite/exclude_libs_test.c : Declare lib3_default().
9131 (main): Call it.
9132 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9133 * exclude_libs_test_3.c: New file.
9134
f12e7348
NC		 91352009-05-26 Nick Clifton <nickc@redhat.com>
9136
9137 * po/id.po: New Indonesian translation.
9138 * po/gold.pot: Updated template file.
9139
4daadc0d
ST		 91402009-05-22 Sriraman Tallam <tmsriram@google.com>
9141
e1df38aa 9142 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9143 gc_comdat_test files. Add -Wl,--gc-sections to build
9144 gc_comdat_test.
9145 * testsuite/Makefile.in: Regenerate.
9146 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9147
531813ad
ST		 91482009-05-21 Sriraman Tallam <tmsriram@google.com>
9149
9150 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9151 kept comdat section was garbage collected.
9152 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9153 * testsuite/Makefile.in: Regenerate.
9154 * testsuite/gc_comdat_test.sh: New file.
9155 * testsuite/gc_comdat_test_1.cc: New file.
9156 * testsuite/gc_comdat_test_2.cc: New file.
9157
65514900
CC		 91582009-05-19 Doug Kwan <dougkwan@google.com>
9159
9160 * archive.cc (Archive::Archive): Move constructor from archive.h
9161 to here. Initialize no_export_.
9162 (Archive::get_elf_object_for_member): Set no_export flag of object.
9163 * archive.h (Archive::Archive): Move constructor body to
9164 archive.cc.
9165 (Archive::no_export): New method.
9166 (Archive::no_export_): New field.
9167 * object.h (Object::Object): Initialize no_export_ to false.
9168 (Object::no_export, Object::set_no_export): New methods.
9169 (Object::no_export_): New field.
9170 * options.cc (General_options::parse_exclude_libs): New method.
9171 (General_options::check_excluded_libs) Same.
9172 * options.h (exclude_libs): New option.
9173 (General_options::check_excluded_libs): New method declaration.
9174 (General_options::excluded_libs_): New field.
9175 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9176 default or protected visibility if an object has no-export flag set.
9177 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9178 (check_SCRIPTS): Add exclude_libs_test.sh.
9179 (check_DATA): Add exclude_libs_test.syms.
9180 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9181 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9182 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9183 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9184 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9185 libexclude_libs_test_2.a): New rules.
9186 * testsuite/Makefile.in: Regenerate.
9187 * testsuite/exclude_libs_test.c: New file.
9188 * testsuite/exclude_libs_test.sh: Ditto.
9189 * testsuite/exclude_libs_test_1.c: Ditto.
9190 * testsuite/exclude_libs_test_2.c: Ditto.
9191
1b77ea50
ILT		 91922009-05-15 Ian Lance Taylor <iant@google.com>
9193
9194 * configure.ac: Check for declarations for cases where libiberty.h
9195 checks HAVE_DECL_xxx.
9196 * configure, config.in: Rebuild.
9197
072fe7ce
ILT		 91982009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9199
9200 * gold.h (Incremental_argument_list): Remove (invalid) forward
9201 declaration.
9202 * incremental.cc (Incremental_inputs::report_achive): New method.
9203 (Incremental_inputs::report_object): New method.
9204 (Incremental_inputs::report_script): New method.
9205 (Incremental_inputs::finalize_inputs): New method.
9206 (Incremental_inputs::finalize): Call finalize_inputs().
9207 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9208 Create inputs entries.
9209 * incremental.h (Incremental_input_type): New enum.
9210 (Incremental_inputs::Incremental_input): Initialize new fields.
9211 (Incremental_inputs::report_inputs): New method.
9212 (Incremental_inputs::report_achive): New method.
9213 (Incremental_inputs::report_object): New method.
9214 (Incremental_inputs::report_script): New method.
9215 (Incremental_inputs::finalize_inputs): New method.
9216 (Incremental_inputs::Input_info): New struct.
9217 (Incremental_inputs::Input_info_map): New typedef.
9218 (Incremental_inputs::lock_): New field.
9219 (Incremental_inputs::Inputs_): New field.
9220 (Incremental_inputs::Inputs_map): New field.
9221 * main.cc (main): Call Incremental_input::report_inputs.
9222 * options.h (Input_argument_list): Typedef moved from
9223 Input_arguments.
9224 (Input_file_group::Files): Remove, use ::Input_argument_list.
9225 (Input_file_group::Input_argument_list): Remove, use
9226 ::Input_argument_list.
9227 * plugin.cc (Plugin_manager::add_input_file): Add error in
9228 incremental build.
9229 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9230 functions.
9231 * script.cc (read_input_script): Call
9232 Incremental_input::report_script.
9233 * script.h (Script_info): New class.
9234
b0481b0b
ILT		 92352009-04-27 Ian Lance Taylor <iant@google.com>
9236
9237 * x86_64.cc (do_adjust_output_section): Set entsize to
9238 plt_entry_size.
9239
b22a5a41 92402009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9241
9242 * output.cc (Output_file::close): After short writes, continue
9243 writing from the correct offset in the buffer being written.
9244
40fde488
CD		 92452009-04-23 Chris Demetriou <cgd@google.com>
9246
9247 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9248 * configure: Regenerate.
9249 * config.in: Regenerate.
9250 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9251 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9252
3ce2c28e
ILT		 92532009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9254
9255 * incremental.cc (Incremental_inputs_header_data): Renamed from
9256 Incremental_input_header_data.
9257 (Incremental_inputs_header_data::data_size): New field.
9258 (Incremental_inputs_header_data::put_input_file_count): Renamed
9259 from input_file_count.
9260 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9261 from command_line_offset.
9262 (Incremental_inputs_header_data::put_reserved): Renamed from
9263 put_reserved.
9264 (Incremental_inputs_entry_data): Renamed from
9265 Incremental_input_entry_data.
9266 (Incremental_inputs_entry_data::data_size): New field.
9267 (Incremental_inputs::report_command_line): New method.
9268 (Incremental_inputs::finalize): New method.
9269 (Incremental_inputs::create_incremental_inputs_data): New method.
9270 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9271 * incremental.h: New file.
9272 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9273 (Layout::finalize): Create incremental inputs section in
9274 incremental builds.
9275 (Layout::create_incremental_info_sections): New method.
9276 * layout.h (Layout::incremental_inputs): New method.
9277 (Layout::create_incremental_info_sections): New method.
9278 (Layout::incremental_inputs_): New field.
9279 * main.cc (main): Notify Incremental_input of the command line.
9280
e55bde5e
ILT		 92812009-04-01 Ian Lance Taylor <iant@google.com>
9282 Mikolaj Zalewski <mikolajz@google.com>
9283
9284 * gold.h (reserve_unordered_map): Define, three versions, one for
9285 each version of Unordered_map.
9286 * layout.cc (Layout::Layout): Remove options parameter. Add
9287 number_of_input_files parameter. Don't initialize options_.
9288 Initialize number_of_input_files_ and resized_signatures_. Move
9289 sections_are_attached_.
9290 (Layout::layout_group): Reserve space for group_signatures_.
9291 (Layout::find_or_add_kept_section): Change name parameter to be a
9292 reference. Resize signatures_ map when it gets large enough.
9293 (Layout::layout_eh_frame): Use parameters->options() instead of
9294 this->options_.
9295 (Layout::make_output_section): Likewise.
9296 (Layout::attach_allocated_section_to_segment): Likewise.
9297 (Layout::finalize, Layout::create_executable_stack): Likewise.
9298 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9299 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9300 * layout.h (class Layout): Update declarations. Remove options_
9301 field. Add number_of_input_files_ and resized_signatures_
9302 fields. Move sections_are_attached_ field.
9303 * main.cc (main): Pass number of input files to Layout
9304 constructor. Don't pass options.
9305
154b857c
ILT		 93062009-03-30 Ian Lance Taylor <iant@google.com>
9307
9308 * ffsll.c (ffsll): Correct implementation.
9309
2f35ab9b
ILT		 93102009-03-27 Ian Lance Taylor <iant@google.com>
9311
fd03461a
ILT		 9312 * ffsll.c: New file.
9313 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9314 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9315 * ftruncate.c (ftruncate): Declare before definition.
9316 * mremap.c (mremap): Likewise.
9317 * pread.c (pread): Likewise.
9318 * configure, Makefile.in, config.in: Rebuild.
9319
2f35ab9b
ILT		 9320 * mremap.c: New file.
9321 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9322 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9323 (mremap): Declare if HAVE_MREMAP is not defined.
9324 * configure, Makefile.in, config.in: Rebuild.
9325
33aea2fd
CC		 93262009-03-27 Cary Coutant <ccoutant@google.com>
9327
9328 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9329 position independent.
9330 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9331 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9332
6d479619
CC		 93332009-03-24 Cary Coutant <ccoutant@google.com>
9334
9335 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9336 an executable.
9337 (needs_dynamic_reloc): Likewise.
9338
afc06bb8
ILT		 93392009-03-24 Ian Lance Taylor <iant@google.com>
9340
9341 * yyscript.y (file_cmd): Recognize EXTERN.
9342 (extern_name_list, extern_name_list_body): New nonterminals.
9343 * script.cc (script_add_extern): Define.
9344 * script-c.h (script_add_extern): Declare.
9345
f6060a4d
ILT		 93462009-03-24 Rafael Avila de Espindola <espindola@google.com>
9347
9348 * object.cc (is_elf_object): Define.
9349 * object.h (is_elf_object): Declare.
9350 * archive.cc (Archive::get_elf_object_for_member): Call
9351 is_elf_object.
33aea2fd 9352 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9353
26736d8e
ILT		 93542009-03-24 Elliott Hughes <enh@google.com>
9355
9356 * output.cc (Output_file::map_anonymous): Define.
9357 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9358 try an anonymous one. Report the size if the mmap fails.
9359 * output.h (class Output_file): Declare map_anonymous.
9360
22fd9730
ILT		 93612009-03-24 Ian Lance Taylor <iant@google.com>
9362
9363 * target-select.cc (instantiate_target): Don't acquire the lock if
9364 the instantiated_target_ field has already been set.
9365
cb010894
ILT		 93662009-03-23 Ian Lance Taylor <iant@google.com>
9367
7f055c20
ILT		 9368 * gold-threads.h (class Initialize_lock): Define.
9369 * gold-threads.cc (class Initialize_lock_once): Define.
9370 (initialize_lock_control): New static variable.
9371 (initialize_lock_pointer): New static variable.
9372 (initialize_lock_once): New static function.
9373 (Initialize_lock::Initialize_lock): Define.
9374 (Initialize_lock::initialize): Define.
9375 * target-select.h: Include "gold-threads.h".
9376 (class Target_selector): Add lock_ and initialize_lock_ fields.
9377 Don't define instantiate_target, just declare it.
9378 * target-select.cc (Target_selector::Target_selector): Initialize
9379 new fields.
9380 (Target_selector::instantiate_target): Define.
9381 * descriptors.h: Include "gold-threads.h".
9382 (class Descriptors): Add initialize_lock_ field.
9383 * descriptors.cc (Descriptors::Descriptors): Initialize new
9384 field.
9385 (Descriptors::open): Use initialize_lock_ field
9386 * errors.h (class Errors): Add initialize_lock_ field.
9387 * errors.cc (Errors::Errors): Initialize new field.
9388 (Errors::initialize_lock): Use initialize_lock_ field.
9389 * powerpc.cc (class Target_selector_powerpc): Remove
9390 instantiated_target_ field. In do_recognize call
9391 instantiate_target rather than do_instantiate_target. In
9392 do_instantiate_target just allocate a new target.
9393 * sparc.cc (class Target_selector_sparc): Likewise.
9394
36959681
ILT		 9395 * freebsd.h: New file.
9396 * i386.cc: Include "freebsd.h".
9397 (Target_i386): Derive from Target_freebsd rather than
9398 Sized_target.
9399 (Target_selector_i386): Derive from Target_selector_freebsd rather
9400 than Target_selector.
9401 * x86_64.cc: Include "freebsd.h".
9402 (Target_x86_64): Derive from Target_freebsd rather than
9403 Sized_target.
9404 (Target_selector_x86_64): Derive from Target_selector_freebsd
9405 rather than Target_selector.
9406 * target.h (class Target): Add adjust_elf_header and
9407 do_adjust_elf_header.
9408 * output.cc (Output_file_header:: do_sized_write): Call target
9409 adjust_elf_header routine.
9410 * configure.tgt: Set targ_osabi.
9411 * configure.ac: Define GOLD_DEFAULT_OSABI.
9412 * parameters.cc (Parameters::default_target): Pass
9413 GOLD_DEFAULT_OSABI to select_target.
9414 * target-select.h (class Target_selector): Make instantiate_target
9415 protected rather than private.
9416 * Makefile.am (HFILES): Add freebsd.h.
9417 * configure, Makefile.in, config.in: Rebuild.
9418
cb010894
ILT		 9419 * merge.cc (do_add_input_section): Correct pend value. Change
9420 message about last entry not being null terminated from error to
9421 warning.
9422
0e879927
ILT		 94232009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9424
9425 * incremental.cc: New file.
9426 * Makefile.am (CCFILES): Add incremental.cc.
9427 * Makefile.in: Rebuild.
9428
41105937
PP		 94292009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9430
9431 * layout.cc (Layout::output_section_name): Preserve names
9432 of '.note.' sections.
e1df38aa 9433
60439920
ILT		 94342009-03-19 Ian Lance Taylor <iant@google.com>
9435
9436 * descriptors.cc (Descriptors::open): Check that the options are
9437 valid before using them.
9438
0d371ad3
ILT		 94392009-03-18 Ian Lance Taylor <iant@google.com>
9440
9441 * script-sections.h: Include <list>.
9442 (class Script_sections): Change Sections_elements from std::vector
9443 to std::list. Typedef public Elements_iterator. Add
9444 orphan_section_placement_, data_segment_align_start_, and
9445 saw_data_segment_align_ fields. Remove data_segment_align_index_
9446 field.
9447 * script-sections.cc (class Orphan_section_placement): New class.
9448 (class Sections_element): Add virtual functions is_relro and
9449 orphan_section_init. Remove virtual function place_orphan_here.
9450 (class Output_section_definition): Add is_relro and
9451 orphan_section_init. Remove place_orphan_here.
9452 (class Orphan_output_section): Likewise.
9453 (Script_sections::Script_sections): Update for field changes.
9454 (Script_sections::data_segment_align): Set saw_data_segment_align_
9455 and data_segment_align_start_, not data_segment_align_index.
9456 (Script_sections::data_segment_relro_end): Check
9457 saw_data_segment_align_. Use data_segment_align_start_ rather
9458 than data_segment_align_index_.
9459 (Script_sections::place_orphan): Rewrite to use
9460 Orphan_section_placement.
9461
9201d894
ILT		 94622009-03-17 Ian Lance Taylor <iant@google.com>
9463
9c5b8369
ILT		 9464 * archive.cc (Archive::add_symbols): Check for a version attached
9465 to the symbol name in the archive map.
9466 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9467 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9468 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9469 (ver_test_11.a): New target.
9470 * testsuite/Makefile.in: Rebuild.
9471
9201d894
ILT		 9472 * configure.ac: Check for chsize and posix_fallocate. Replace
9473 ftruncate.
9474 * ftruncate.c: New file, from gnulib.
9475 * output.cc (posix_fallocate): Define dummy version if not
9476 HAVE_POSIX_FALLOCATE.
9477 (Output_file::map): Call posix_fallocate rather than lseek and
9478 write.
9479 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9480 * configure, Makefile.in, config.in: Rebuild.
9481
ef4ab7a8 94822009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9483
ef4ab7a8
PP		 9484 * layout.h (Layout::create_note): Add section_name parameter.
9485 * layout.cc (Layout::create_note): Likewise.
9486 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9487
8c500701
ILT		 94882009-03-17 Ian Lance Taylor <iant@google.com>
9489
e85b18e1
ILT		 9490 * descriptors.cc: Include "options.h".
9491 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9492 (Descriptors::open): Always use O_CLOEXEC when opening a new
9493 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9494 then set FD_CLOEXEC.
9495
9efe6174
ILT		 9496 * sparc.cc (class Target_sparc): Add has_got_section.
9497 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9498 make sure we have a GOT section.
9499
9500 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9501 (Target_sparc::Scan::local): Likewise.
9502 (Target_sparc::Scan::global): Likewise.
9503 (Target_sparc::Relocate::relocate): Likewise.
9504 (Target_sparc::Relocate::relocate_tls): Likewise.
9505
8c500701
ILT		 9506 * symtab.cc (Symbol_table::define_default_version): New function,
9507 broken out of add_from_object.
9508 (Symbol_table::add_from_object): Call define_default_version.
9509 (Symbol_table::define_special_symbol): Add resolve_oldsym
9510 parameter. Change all callers. If the version for a symbol comes
9511 from a version script, resolve it with the symbol with the same
9512 name with no version. Also add the symbol without a version if
9513 appropriate.
9514 (do_define_in_output_data): If resolving with oldsym, don't delete
9515 sym.
9516 (do_define_in_output_segment): Likewise.
9517 (do_define_as_constant): Likewise.
9518 * symtab.h (class Symbol_table): Update declarations.
9519
f1ed28fb
ILT		 95202009-03-13 Ian Lance Taylor <iant@google.com>
9521
15f8229b
ILT		 9522 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9523 (Read_symbols::requeue): New function.
9524 (Read_symbols::do_read_symbols): If make_elf_object fails because
9525 the target type is not configured, and the file was searched for,
9526 issue a warning and retry with the next directory.
9527 (Add_symbols::run): If the file has an incompatible format, and
9528 it was searched for, requeue the Read_symbols task. On error,
9529 release the object.
9530 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9531 dirindex parameter to constructor. Change all callers. Declare
9532 incompatible_warning and requeue.
9533 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9534 input_argument_ and input_group_ fields. Add them to
9535 constructor. Change all callers.
9536 (class Read_script): Add dirindex_ field. Add it to constructor.
9537 Change all callers.
9538 * archive.cc (Archive::setup): Remove input_objects parameter.
9539 Change all callers.
9540 (Archive::get_file_and_offset): Likewise.
9541 (Archive::read_all_symbols): Likewise.
9542 (Archive::read_symbols): Likewise.
9543 (Archive::get_elf_object_for_member): Remove input_objects
9544 parameter. Add punconfigured parameter. Change all callers.
9545 (Archive::add_symbols): Change return type to bool. Check return
9546 value of include_member.
9547 (Archive::include_all_members): Likewise.
9548 (Archive::include_member): Change return type to bool. Return
9549 false if first included object has incompatible target. Set
9550 included_member_ field.
9551 (Add_archive_symbols::run): If add_symbols returns false, requeue
9552 Read_symbols task.
9553 * archive.h (class Archive): Add included_member_ field.
9554 Initialize it in constructor. Add input_file and searched_for
9555 methods. Update declarations.
9556 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9557 input_argument_ fields. Add them to constructor. Change all
9558 callers.
9559 * script.cc: Include "target-select.h".
9560 (class Parser_closure): Add skip_on_incompatible_target_ and
9561 found_incompatible_target_ fields. Add
9562 skip_on_incompatible_target parameter to constructor. Change all
9563 callers. Add methods skip_on_incompatible_target,
9564 clear_skip_on_incompatible_target, found_incompatible_target, and
9565 set_found_incompatible_target.
9566 (read_input_script): Add dirindex parameter. Change all callers.
9567 If parser finds an incompatible target, requeue Read_symbols
9568 task.
9569 (script_set_symbol): Clear skip_on_incompatible_target in
9570 closure.
9571 (script_add_assertion, script_parse_option): Likewise.
9572 (script_start_sections, script_add_phdr): Likewise.
9573 (script_check_output_format): New function.
9574 * script.h (read_input_script): Update declaration.
9575 * script-c.h (script_check_output_format): Declare.
9576 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9577 (ignore_cmd): Remove OUTPUT_FORMAT.
9578 * fileread.cc (Input_file::Input_file): Add explicit this.
9579 (Input_file::will_search_for): New function.
9580 (Input_file::open): Add pindex parameter. Change all callers.
9581 * fileread.h (class Input_file): Add input_file_argument method.
9582 Declare will_search_for. Update declarations.
9583 * object.cc (make_elf_object): Add punconfigured parameter.
9584 Change all callers.
9585 * object.h (class Object): Make input_file public. Add
9586 searched_for method.
9587 (make_elf_object): Update declaration.
9588 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9589 restart search.
9590 * dirsearch.h (class Dirsearch): Update declaration.
9591 * options.h (class General_options): Add --warn-search-mismatch.
9592 * parameters.cc (Parameters::is_compatible_target): New function.
9593 * parameters.h (class Parameters): Declare is_compatible_target.
9594 * workqueue.cc (Workqueue::add_blocker): New function.
9595 * workqueue.h (class Workqueue): Declare add_blocker.
9596
f1ed28fb
ILT		 9597 * fileread.cc (Input_file::open): Remove options parameter.
9598 Change all callers.
9599 (Input_file::open_binary): Likewise.
9600 * script.cc (read_input_script): Likewise.
9601 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9602 options parameter from constructor. Change all callers.
9603 (class Read_script): Likewise.
9604 * fileread.h (class Input_file): Update declarations.
9605 * script.h (read_input_script): Update declaration.
9606
34dd024a
NC		 96072009-03-10 Nick Clifton <nickc@redhat.com>
9608
9609 * po/es.po: New Spanish translation.
9610
6d71b17c
CC		 96112009-03-06 Cary Coutant <ccoutant@google.com>
9612
9613 * options.cc (parse_short_option): Keep dash_z from registering itself.
9614
031cdbed
ILT		 96152009-03-03 Ian Lance Taylor <iant@google.com>
9616
9617 PR 9918
9618 * target-reloc.h (relocate_section): Pass output_section to
9619 relocate.
9620 * i386.cc (Target_i386::should_apply_static_reloc): Add
9621 output_section parameter. Change all callers.
9622 (Target_i386::Relocate::relocate): Add output_section parameter.
9623 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9624 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9625 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9626 * testsuite/two_file_shared.sh: New script.
9627 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9628 (check_DATA): Add two_file_shared.dbg.
9629 (two_file_shared.dbg): New target.
9630 * testsuite/Makefile.in: Rebuild.
9631
15d5fa16
ILT		 96322009-03-01 Ian Lance Taylor <iant@google.com>
9633
9634 * configure.ac: Check for byteswap.h.
9635 * configure: Rebuild.
9636 * config.in: Rebuild.
9637
8a4c0b0d
ILT		 96382009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9639
9640 * layout.cc (Layout::find_or_add_kept_section): New function.
9641 (Layout::add_comdat): Removed.
9642 * layout.h (struct Kept_section): Move out of class Layout.
9643 Remove trailing underscores from field names. Add group_sections
9644 field. Rename group_ field to is_group. Change all uses.
9645 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9646 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9647 comdat_groups_ field.
9648 (Sized_relobj::include_section_group): Use
9649 find_or_add_kept_section and Kept_section::group_sections.
9650 (Sized_relobj::include_linkonce_section): Likewise.
9651 * object.cc (class Sized_relobj): Don't define Comdat_group or
9652 Comdat_group_table. Remove find_comdat_group and
9653 add_comdat_group. Remove comdat_groups_ field.
9654 * plugin.cc (include_comdat_group): Use
9655 Layout::find_or_add_kept_section.
9656
b4ecf66b
ILT		 96572009-02-28 Ian Lance Taylor <iant@google.com>
9658
14359ca0
ILT		 9659 * README: --gc-sections and map files are now supported. Document
9660 some build requirements.
9661
b4ecf66b
ILT		 9662 PR 6992
9663 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9664 relocatable link set the value of the section symbol to zero.
9665 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9666 relocatable link don't include the section address in the local
9667 symbol value.
9668
0602e05a
ILT		 96692009-02-27 Ian Lance Taylor <iant@google.com>
9670
fd9d194f
ILT		 9671 PR 6811
9672 * options.h (class Search_directory): Add is_system_directory.
9673 (class General_options): Declare is_in_system_directory.
9674 * options.cc (get_relative_sysroot): Make static.
9675 (get_default_sysroot): Make static.
9676 (General_optoins::is_in_system_directory): New function.
9677 * fileread.cc (Input_file::is_in_system_directory): New function.
9678 * fileread.h (class Input_file): Declare is_in_system_directory.
9679 * object.h (class Object): Add is_in_system_directory.
9680 (class Input_objects): Remove system_library_directory_ field.
9681 * object.cc (Input_objects::add_object): Don't set
9682 system_library_directory_.
9683 (input_objects::found_in_system_library_directory): Remove.
9684 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9685 parameter. Change all callers.
9686 (Symbol_table::sized_write_globals): Likewise.
9687 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9688 Call Object::is_in_system_directory.
9689 * symtab.h (class Symbol_table): Update declarations.
9690
61edd21f
ILT		 9691 PR 5990
9692 * descriptors.h (Open_descriptor): Add is_on_stack field.
9693 * descriptors.cc (Descriptors::open): If the descriptor is on the
9694 top of the stack, remove it. Initialize is_on_stack field.
9695 (Descriptors::release): Only add pod to stack if it is not on the
9696 stack already.
9697 (Descriptors::close_some_descriptor): Clear stack_next and
9698 is_on_stack fields.
9699
e29e076a
ILT		 9700 PR 7091
9701 * output.cc (Output_section::find_starting_output_address): Rename
9702 from starting_output_address; add PADDR parameter; change return
9703 type.
9704 * output.h (class Output_section): Declare
9705 find_starting_output_address instead of starting_output_address.
9706 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9707 section symbol for which we can't find a merge section.
9708
0602e05a
ILT		 9709 PR 9836
9710 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9711 hidden or internal, force the symbol to be local.
9712 * resolve.cc (Symbol::override_visibility): Define.
9713 (Symbol::override_base): Use override_visibility.
9714 (Symbol_table::resolve): Likewise.
9715 (Symbol::override_base_with_special): Likewise.
9716 (Symbol_table::override_with_special): If the visibility is hidden
9717 or internal, force the symbol to be local.
9718 * symtab.h (class Symbol): Add set_visibility and
9719 override_visibility.
9720 * testsuite/ver_test_1.sh: New file.
9721 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9722 (check_DATA): Add ver_test_1.syms.
9723 (ver_test_1.syms): New target.
9724 * testsuite/Makefile.in: Rebuild.
9725
401a9a73
CC		 97262009-02-25 Cary Coutant <ccoutant@google.com>
9727
9728 * layout.cc (Layout::choose_output_section): Don't rename sections
9729 when using a linker script that has a SECTIONS clause.
9730 * Makefile.in: Regenerate.
9731
9732 * testsuite/Makefile.am (script_test_5.sh): New test case.
9733 * testsuite/Makefile.in: Regenerate.
9734 * testsuite/script_test_5.cc: New file.
9735 * testsuite/script_test_5.sh: New file.
9736 * testsuite/script_test_5.t: New file.
9737
f488e4b0
CC		 97382009-02-13 Rafael Avila de Espindola <espindola@google.com>
9739
9740 * archive.cc (Archive::include_member): Update calls to add_symbols.
9741 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9742 the Layout argument.
9743 * dynobj.h (do_add_symbols): Add the Layout argument.
9744 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9745 Layout argument.
9746 * object.h (Object::add_symbols): Add the Layout argument.
9747 (Object::do_add_symbols): Add the Layout argument.
9748 (Sized_relobj::do_add_symbols): Add the Layout argument.
9749 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9750 Unify the two versions.
9751 (Add_plugin_symbols): Remove.
9752 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9753 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9754 (Add_plugin_symbols): Remove.
9755 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9756 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9757 (Add_symbols::run): Make it work with Pulginobj.
9758
89dd1680
ILT		 97592009-02-06 Ian Lance Taylor <iant@google.com>
9760
9761 * object.cc (Sized_relobj::do_layout): Make info message start
9762 with lower case letter.
9763
266d0a74
ILT		 97642009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9765
602b464e
ILT		 9766 * binary.cc: Fix file comment.
9767
266d0a74
ILT		 9768 * options.h (enum Incremental_disposition): Define.
9769 (class General_options): Add new options: --incremental,
9770 --incremental_changed, --incremental_unchanged,
9771 --incremental_unknown. Add incremental_disposition_ and
9772 implicit_incremental_ fields.
9773 (General_options::incremental_disposition): New function.
9774 (class Position_dependent_options): Add incremental_disposition
9775 option.
9776 (Position_dependent_options::copy_from_options): Set incremental
9777 dispositions.
9778 * options.cc (General_options::parse_incremental_changed): New
9779 function.
9780 (General_options::parse_incremental_unchanged): New function.
9781 (General_options::parse_incremental_unknown): New function.
9782 (General_options::General_options): Initialize new fields
9783 incremental_disposition_ and implicit_incremental_.
9784 (General_options::finalize): Check for uasge of --incremental-*
9785 without --incremental.
9786
f073bbf7
CD		 97872009-02-06 Chris Demetriou <cgd@google.com>
9788
9789 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9790 pointer and to report location as the file name associated with
9791 the symbol.
9792 (gold_undefined_symbol_at_location): New function to replace the
9793 old gold_undefined_symbol functionality.
9794 * target-reloc.h (relocate_section): Update to use
9795 gold_undefined_symbol_at_location.
9796 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9797 Call gold_undefined_symbol function rather than gold_error.
9798 * errors.h (Errors::undefined_symbol): Take location as a
9799 string, rather than calculating it from a relocation.
9800 * errors.cc (Errors::fatal): Print "fatal error:" before the
9801 formatted message.
9802 (Errors::error, Errors::error_at_location): Print "error: "
9803 before the formatted message.
9804 (Errors::undefined_symbol): Take location as a string, rather
9805 than calculating it from a relocation.
9806 (gold_undefined_symbol_at_location): New function akin to
9807 old gold_undefined_symbol, calculates location from relocation.
9808 (gold_undefined_symbol): Change to take only a Symbol pointer
9809 and to report location as the file name associated with the symbol.
9810 * testsuite/debug_msg.sh: Update for changed error messages.
9811 * testsuite/undef_symbol.sh: Likewise.
9812
8e94a90c
ILT		 98132009-02-04 Duncan Sands <baldrick@free.fr>
9814
9815 PR 9812
9816 * reduced_debug_output.h
9817 (Output_reduced_debug_abbrev_section::failed): Use format for
9818 gold_warning.
9819 (Output_reduced_debug_info_section::faild): Likewise.
9820
88a0e15b
ILT		 98212009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9822
9823 * script.cc (Lazy_demangler): New class.
9824 (Version_script_info::get_symbol_version_helper): Demangle a
9825 symbol only once.
9826
5efc7cd2
CC		 98272009-01-29 Cary Coutant <ccoutant@google.com>
9828
9829 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9830 to __tls_get_addr.
9831 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9832
e0ebcf42
ILT		 98332009-01-28 Ian Lance Taylor <iant@google.com>
9834
5efc7cd2 9835 * version.cc (version_string): Bump to 1.9.
75fe7426 9836
e0ebcf42
ILT		 9837 * gold.h: Include <cstring> and <stdint.h>.
9838 * version.cc: Include <cstdio>.
9839 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9840 warning.
9841 * reduced_debug_output.cc (insert_into_vector): Rename from
9842 Insert_into_vector; change all callers. Use Swap_unaligned to
9843 avoid aliasing issue; remove union since it is unnecessary.
9844
8e2813be 98452009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9846
9847 * Makefile.am (CCFILES): Add gc.cc.
9848 (HFILES): Add gc.h.
9849 * Makefile.in: Regenerate.
9850 * gold.cc (Gc_runner): New class.
9851 (queue_initial_tasks): Call garbage collection related tasks
9852 when corresponding options are invoked.
9853 (queue_middle_gc_tasks): New function.
9854 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9855 processed early before laying out sections during garbage collection.
9856 * gold.h (queue_middle_gc_tasks): New function.
9857 (is_prefix_of): Move from "layout.cc".
9858 * i386.cc (Target_i386::gc_process_relocs): New function.
9859 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9860 * main.cc (main): Create object of class "Garbage_collection".
9861 * object.cc (Relobj::copy_symbols_data): New function.
9862 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9863 (Sized_relobj::do_layout): Allow this function to be called twice
9864 during garbage collection and defer layout of section during the
6d03d481
ST		 9865 first call.
9866 * object.h (Relobj::get_symbols_data): New function.
9867 (Relobj::is_section_name_included): New function.
9868 (Relobj::copy_symbols_data): New function.
9869 (Relobj::set_symbols_data): New function.
9870 (Relobj::get_relocs_data): New function.
9871 (Relobj::set_relocs_data): New function.
9872 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9873 (Relobj::gc_process_relocs): New function.
9874 (Relobj::do_gc_process_relocs): New pure virtual function.
9875 (Relobj::sd_): New data member.
9876 (Sized_relobj::is_output_section_offset_invalid): New function.
9877 (Sized_relobj::do_gc_process_relocs): New function.
9878 * options.h (General_options::gc_sections): Modify to not be a no-op.
9879 (General_options::print_gc_sections): New option.
9880 * plugin.cc (Plugin_finish::run): Remove function call to
9881 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9882 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9883 * reloc.cc (Read_relocs::run): Add task to process relocs and
9884 determine unreferenced sections when doing garbage collection.
9885 (Gc_process_relocs): New class.
9886 (Sized_relobj::do_gc_process_relocs): New function.
9887 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9888 sections that are garbage collected.
9889 * reloc.h (Gc_process_relocs): New class.
9890 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9891 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9892 symbols whose corresponding sections are garbage collected.
9893 (Symbol_table::Symbol_table): Add new parameter for the garbage
9894 collection object.
9895 (Symbol_table::gc_mark_undef_symbols): New function.
9896 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9897 (Symbol_table::gc_mark_dyn_syms): New function.
9898 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9899 as garbage.
9900 (Symbol_table::add_from_object): Likewise.
9901 (Symbol_table::add_from_relobj): When building shared objects, do not
9902 treat externally visible symbols as garbage.
9903 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9904 table information for static and relocatable links.
9905 * symtab.h (Symbol_table::set_gc): New function.
9906 (Symbol_table::gc): New function.
9907 (Symbol_table::gc_mark_undef_symbols): New function.
9908 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9909 (Symbol_table::gc_mark_dyn_syms): New function.
9910 (Symbol_table::gc_): New data member.
e1df38aa 9911 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9912 function.
9913 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9914 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9915
3b293544
CF		 99162009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9917
9918 * options.h (General_options::gc_sections): Define as a no-op for now.
9919 (General_options::no_keep_memory): Ditto.
9920 (General_options::Bshareable): Define.
9921 * options.cc (General_options::finalize): Honor -Bshareable.
9922
83d22aa8
AS		 99232009-01-20 Andreas Schwab <schwab@suse.de>
9924
9925 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9926 read the value in the contents, since we don't use it. Use the
9927 template endianness when writing.
9928 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9929
cd536b21
AS		 99302009-01-19 Andreas Schwab <schwab@suse.de>
9931
9932 * configure.tgt (powerpc64-*): Fix targ_obj.
9933
99e9a495
ILT		 99342009-01-15 Ian Lance Taylor <iant@google.com>
9935
9936 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9937 local symbols when stripping all symbols.
9938
bbbfea06
CC		 99392009-01-14 Cary Coutant <ccoutant@google.com>
9940
99e9a495 9941 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9942
0f7c0701
CC		 99432009-01-14 Cary Coutant <ccoutant@google.com>
9944
9945 * archive.cc (Archive::get_elf_object_for_member): Remove call
9946 to File_read::claim_for_plugin.
9947 * descriptors.cc (Descriptors::open): Remove reference to
9948 is_claimed.
9949 (Descriptors::claim_for_plugin): Remove.
9950 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9951 (Descriptors::is_claimed): Remove.
9952 (claim_descriptor_for_plugin): Remove.
9953 * fileread.cc (File_read::claim_for_plugin): Remove.
9954 * fileread.h (File_read::claim_for_plugin): Remove.
9955 (File_read::descriptor): Reopen descriptor if necessary.
9956 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9957 (Plugin_manager::all_symbols_read): Add task parameter. Change
9958 all callers.
9959 (Plugin_manager::get_input_file): New function.
9960 (Plugin_manager::release_input_file): New function.
9961 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9962 corresponding data member.
9963 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9964 and pass to base constructor. Change all callers.
9965 (get_input_file, release_input_file): New functions.
9966 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9967 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9968 (Plugin_manager::all_symbols_read): Add task parameter.
9969 (Plugin_manager::get_input_file): New function.
9970 (Plugin_manager::release_input_file): New function.
9971 (Plugin_manager::task_): New data member.
9972 (Pluginobj::Pluginobj): Add filesize parameter.
9973 (Pluginobj::filename): New function.
9974 (Pluginobj::descriptor): New function.
9975 (Pluginobj::filesize): New function.
9976 (Pluginobj::filesize_): New data member.
9977 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9978 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9979 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9980
9981 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9982 with archive libraries.
9983 * testsuite/Makefile.in: Regenerate.
9984 * testsuite/plugin_test.c (struct sym_info): New type.
9985 (get_input_file, release_input_file): New static variables.
9986 (onload): Capture new transfer vector entries.
9987 (claim_file_hook): Stop reading at end of file according to filesize.
9988 Factor out parsing of readelf output into separate function.
9989 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9990 APIs and get the source file name from the symbol table. Convert
9991 source file name to corresponding object file name. Print info
9992 message when adding new input files.
9993 (parse_readelf_line): New function.
9994 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9995 * testsuite/plugin_test_2.sh: Likewise.
9996 * testsuite/plugin_test_3.sh: Likewise.
9997 * testsuite/plugin_test_4.sh: New test case.
9998
62a6d109
ILT		 99992009-01-07 Ian Lance Taylor <iant@google.com>
10000
10001 * version.cc (version_string): Bump to 1.8.
10002
483620e8
CC		 100032008-12-23 Cary Coutant <ccoutant@google.com>
10004
10005 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10006 * plugin.cc (Plugin_manager::finish): Rename as
10007 layout_deferred_objects. Move cleanup to separate function.
10008 (Plugin_manager::cleanup): New function.
10009 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10010 separately.
10011 * plugin.h (Plugin_manager::finish): Rename as
10012 layout_deferred_objects.
10013 (Plugin_manager::cleanup): New function.
10014 (Plugin_manager::cleanup_done): New field.
10015
d66a9eb3
CC		 100162008-12-23 Cary Coutant <ccoutant@google.com>
10017
10018 * plugin.cc (is_visible_from_outside): New function.
10019 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10020 so we don't return "IR only" status for exported symbols or -r links.
10021
10022 * testsuite/Makefile.am (plugin_test_3): New test case.
10023 * testsuite/Makefile.in: Regenerate.
10024 * testsuite/plugin_test_3.sh: New file.
10025
5995b570
CC		 100262008-12-22 Cary Coutant <ccoutant@google.com>
10027
10028 * object.cc (Sized_relobj::layout_section): New function.
10029 (Sized_relobj::do_layout): Defer layout of input sections until after
10030 plugin has provided replacement files.
10031 (Sized_relobj::do_layout_deferred_sections): New function.
10032 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10033 (Relobj::layout_deferred_sections): New function.
10034 (Relobj::do_layout_deferred_sections): New function.
10035 (Sized_relobj::do_layout_deferred_sections): New function.
10036 (Sized_relobj::layout_section): New function.
10037 (Sized_relobj::Deferred_layout): New structure.
10038 (Sized_relobj::deferred_layout_): New field.
10039 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10040 Change all callers. Layout deferred sections.
10041 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10042 references.
10043 (Plugin_hook::run): Move code from do_plugin_hook inline.
10044 (Plugin_hook::do_plugin_hook): Remove.
10045 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10046 (Plugin_manager::finish): Renamed, was cleanup.
10047 (Plugin_manager::should_defer_layout): New function.
10048 (Plugin_manager::add_deferred_layout_object): New function.
10049 (Plugin_manager::Deferred_layout_list): New type.
10050 (Plugin_manager::deferred_layout_objects_): New field.
10051 (Plugin_hook::do_plugin_hook): Remove.
10052
ee769c88
ILT		 100532008-12-17 Ian Lance Taylor <iant@google.com>
10054
10055 * options.h (class General_options): Add --no case for
10056 --export-dynamic.
10057
abc8dcba
CC		 100582008-12-16 Cary Coutant <ccoutant@google.com>
10059
10060 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10061 vector.
10062 (Plugin_manager::claim_file): Create plugin object even if
10063 plugin did not call the add_symbols callback.
10064 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10065 asking for more symbols than were added.
10066 * testsuite/Makefile.am (plugin_test_1): Add test case with
10067 no global symbols.
10068 (empty.syms): New target.
10069 * testsuite/Makefile.in: Regenerate.
10070 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10071 message. Don't call add_symbols if no globals.
10072 (all_symbols_read_hook): Don't provide replacement for empty
10073 claimed file.
10074
b0074644
ILT		 100752008-12-12 Ian Lance Taylor <iant@google.com>
10076
68943102
ILT		 10077 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10078 r_type == 0 for a local symbol with r_sym == 0.
10079 (scan_relocatable_relocs): Pass r_sym to
10080 local_non_section_strategy.
10081 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10082 r_sym parameter.
10083
b0074644
ILT		 10084 * configure.ac: Update test for TLS descriptors: they are
10085 supported as of glibc 2.9.
10086 * configure: Rebuild.
10087
c2508178
ILT		 100882008-12-11 Ian Lance Taylor <iant@google.com>
10089
10090 PR 7091
10091 * target-reloc.h (Default_scan_relocatable_relocs): For each
10092 function, map r_type == 0 to RELOC_DISCARD.
10093
2756a258
CC		 100942008-12-10 Cary Coutant <ccoutant@google.com>
10095
10096 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10097 object to override a kept COMDAT group from a plugin object.
10098
bb6f53d3
ILT		 100992008-12-09 Ian Lance Taylor <iant@google.com>
10100
fbc558e1
ILT		 10101 PR 7088
10102 * yyscript.y (file_cmd): Handle INPUT.
10103
bb6f53d3
ILT		 10104 * testsuite/initpri1.c: Change all declarations to be full
10105 prototypes by adding void, to avoid compiler warnings.
10106
4674ecfc
CC		 101072008-12-05 Rafael Avila de Espindola <espindola@google.com>
10108
10109 * options.cc (General_options::parse_plugin_opt): New.
10110 (General_options::add_plugin): The argument now is just the filename.
10111 (General_options::add_plugin_option): New.
10112 * options.h (plugin_opt): New.
10113 (add_plugin): Change argument name.
10114 (add_plugin_option): New.
10115 * plugin.cc (Plugin::load): Don't parse the plugin option.
10116 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10117 (Plugin::add_option): New.
10118 (Plugin::args_): Change type.
10119 (Plugin::filename_): New.
10120 (Plugin_manager::add_plugin_option): New.
10121 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10122 * testsuite/Makefile.in: Regenerate.
10123
fd06b4aa
CC		 101242008-12-05 Cary Coutant <ccoutant@google.com>
10125
10126 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10127 Handle --strip-lto-sections option.
10128 * options.h (strip_lto_sections): New option.
10129
6c52134c
CC		 101302008-12-01 Cary Coutant <ccoutant@google.com>
10131
10132 * plugin.cc (ld_plugin_message): Change format parameter to const.
10133 Fix mismatch between new[] and delete.
10134
a45248e0
CC		 101352008-11-14 Cary Coutant <ccoutant@google.com>
10136
10137 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10138 instead of -1U.
10139
c82fbeee
CS		 101402008-11-05 Craig Silverstein <csilvers@google.com>
10141
10142 * options.cc (General_options::parse_dynamic_list): New function.
10143 * options.h (General_options): New flags dynamic_list,
10144 dynamic_list_data, dynamic_list_cpp_new, and
10145 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10146 (General_options::in_dynamic_list): New function.
10147 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10148 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10149 (Lex::can_continue_name): Likewise.
10150 (yylex): Likewise.
10151 (read_script_file): New parameter script_options.
10152 (read_dynamic_list): New function.
10153 (Script_options::define_dynamic_list): New function.
10154 (dynamic_list_keyword_parsecodes): New variable.
10155 (dynamic_list_keywords): New variable.
10156 * script.h (Script_options::define_dynamic_list): New function
10157 prototype.
10158 (read_dynamic_list): New function prototype.
10159 * symtab.cc (strprefix): New macro.
10160 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10161 dynamic_list_data, dynamic_list_cpp_new, and
10162 dynamic_list_cpp_typeinfo.
10163 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10164 (dynamic_list_expr): New rule.
10165 (dynamic_list_nodes): Likewise.
10166 (dynamic_list_node): Likewise.
10167 * testsuite/Makefile.am (dynamic_list): New test.
10168 * testsuite/Makefile.in: Regenerated.
10169 * testsuite/dynamic_list.t: New file.
10170 * testsuite/dynamic_list.sh: New file.
10171
e0bb29a5
CS		 101722008-11-05 Craig Silverstein <csilvers@google.com>
10173
10174 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10175 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10176 (t11_last): Likewise.
10177 * testsuite/ver_test_6.c (main): Likewise.
10178
4e1e25e0
CC		 101792008-10-07 Cary Coutant <ccoutant@google.com>
10180
10181 * options.c (General_options::finalize): Add check for -static and
10182 -shared.
10183 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10184 is not empty.
10185
92f03fcb
CC		 101862008-10-02 Cary Coutant <ccoutant@google.com>
10187
10188 * plugin.cc (make_sized_plugin_object): Fix conditional
10189 compilation to work when not all targets are enabled.
10190
fbd8a257
CC		 101912008-09-29 Cary Coutant <ccoutant@google.com>
10192
10193 * archive.cc (Archive::get_file_and_offset): Use filename instead
10194 of name to get library path.
10195 (Archive::include_member): Unlock external member of a thin archive.
10196
10197 * testsuite/Makefile.am (TEST_AR): New variable.
10198 (thin_archive_test_1): New test.
10199 (thin_archive_test_2): New test.
81636b3f
CC		 10200 * testsuite/Makefile.in: Regenerate.
10201 * testsuite/thin_archive_main.cc: New file.
10202 * testsuite/thin_archive_test_1.cc: New file.
10203 * testsuite/thin_archive_test_2.cc: New file.
10204 * testsuite/thin_archive_test_3.cc: New file.
10205 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10206
eff45813
CC		 102072008-09-29 Cary Coutant <ccoutant@google.com>
10208
10209 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10210 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10211 instead of -1U.
10212 (Sized_relobj::do_finalize_local_symbols): Likewise.
10213 (Sized_relobj::map_to_kept_section): Likewise.
10214 * object.h (Sized_relobj::invalid_address): New constant.
10215 (Sized_relobj::do_output_section_offset): Check for invalid_address
10216 and return -1ULL.
10217 * output.cc (Output_reloc::local_section_offset): Use constant
10218 invalid_address instead of -1U.
10219 (Output_reloc::get_address): Likewise.
10220 (Output_section::output_address): Change -1U to -1ULL.
10221 * output.h (Output_reloc::invalid_address): New constant.
10222 * reloc.cc (Sized_relobj::write_sections): Use constant
10223 invalid_address instead of -1U.
10224 (Sized_relobj::relocate_sections): Likewise.
10225 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10226 values for merge sections.
10227 * target-reloc.h (relocate_for_relocatable): Use constant
10228 invalid_address instead of -1U.
10229
89fc3421
CC		 102302008-09-19 Cary Coutant <ccoutant@google.com>
10231
10232 Add plugin functionality for link-time optimization (LTO).
10233 * configure.ac (plugins): Add --enable-plugins option.
10234 * configure: Regenerate.
10235 * config.in: Regenerate.
10236 * Makefile.am (LIBDL): New variable.
10237 (CCFILES): Add plugin.cc.
10238 (HFILES): Add plugin.h.
10239 (ldadd_var): Add LIBDL.
10240 * Makefile.in: Regenerate.
10241
10242 * archive.cc: Include "plugin.h".
10243 (Archive::setup): Don't preread archive symbols when using a plugin.
10244 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10245 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10246 files.
10247 (Archive::include_member): Add symbols from plugin objects.
10248 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10249 * descriptors.cc (Descriptors::open): Check for file descriptors
10250 abandoned by plugins.
10251 (Descriptors::claim_for_plugin): New function.
10252 * descriptors.h (Descriptors::claim_for_plugin): New function.
10253 (Open_descriptor::is_claimed): New field.
10254 (claim_descriptor_for_plugin): New function.
10255 * fileread.cc (File_read::claim_for_plugin): New function.
10256 * fileread.h (File_read::claim_for_plugin): New function.
10257 (File_read::descriptor): New function.
10258 * gold.cc: Include "plugin.h".
10259 (queue_initial_tasks): Add task to call plugin hooks for generating
10260 new object files.
10261 * main.cc: Include "plugin.h".
10262 (main): Load plugin libraries.
10263 * object.h (Pluginobj): Declare.
10264 (Object::pluginobj): New function.
10265 (Object::do_pluginobj): New function.
10266 (Object::set_target): New function.
10267 * options.cc: Include "plugin.h".
10268 (General_options::parse_plugin): New function.
10269 (General_options::General_options): Initialize plugins_ field.
10270 (General_options::add_plugin): New function.
10271 * options.h (Plugin_manager): Declare.
10272 (General_options): Add --plugin option.
10273 (General_options::has_plugins): New function.
10274 (General_options::plugins): New function.
10275 (General_options::add_plugin): New function.
10276 (General_options::plugins_): New field.
10277 * plugin.cc: New file.
10278 * plugin.h: New file.
10279 * readsyms.cc: Include "plugin.h".
10280 (Read_symbols::do_read_symbols): Check for archive before checking
10281 for ELF file. Call plugin hooks to claim files.
10282 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10283 from a real object file; force override when processing replacement
10284 files.
10285 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10286 (Symbol::init_base_object): Likewise.
10287 (Symbol::init_base_output_data): Likewise.
10288 (Symbol::init_base_output_segment): Likewise.
10289 (Symbol::init_base_constant): Likewise.
10290 (Symbol::init_base_undefined): Likewise.
10291 (Symbol::output_section): Assert that object is not a plugin.
10292 (Symbol_table::add_from_pluginobj): New function.
10293 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10294 undefined.
10295 (Symbol_table::sized_write_globals): Likewise.
10296 (Symbol_table::add_from_pluginobj): Instantiate template.
10297 * symtab.h (Sized_pluginobj): Declare.
10298 (Symbol::in_real_elf): New function.
10299 (Symbol::set_in_real_elf): New function.
10300 (Symbol::in_real_elf_): New field.
10301 (Symbol_table::add_from_pluginobj): New function.
10302
10303 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10304 (LIBDL): New variable.
10305 (LDADD): Add LIBDL.
10306 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10307 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10308 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10309 (MOSTLYCLEANFILES): Likewise.
10310 * testsuite/Makefile.in: Regenerate.
10311 * testsuite/plugin_test.c: New file.
10312 * testsuite/plugin_test_1.sh: New file.
10313 * testsuite/plugin_test_2.sh: New file.
10314
de31bda5
ILT		 103152008-09-16 Ian Lance Taylor <iant@google.com>
10316
9c2d0ef9
ILT		 10317 * target-reloc.h (relocate_section): Check whether a symbol is
10318 defined by the ABI before reporting an undefined symbol error.
10319 * target.h (Target::is_defined_by_abi): Make parameter const.
10320 (Target::do_is_defined_by_abi): Likewise.
10321 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10322 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10323 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10324 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10325 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10326 * testsuite/Makefile.in: Rebuild.
10327
de31bda5
ILT		 10328 * fileread.cc (make_view): Add casts to avoid warning.
10329
9fa33bee
AO		 103302008-09-16 Alexandre Oliva <aoliva@redhat.com>
10331
10332 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10333 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10334
183fd0e3
AO		 103352008-09-16 Alexandre Oliva <aoliva@redhat.com>
10336
10337 * options.h (General_options::output_is_executable): New.
10338 (General_options::output_is_pie): New.
10339 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10340 for shared libraries.
10341 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10342
7be8330a
CD		 103432008-09-11 Chris Demetriou <cgd@google.com>
10344
10345 * options.h (origin): New -z option.
10346 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10347 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10348 in DT_FLAGS_1.
10349
a9caad02
CC		 103502008-09-05 Cary Coutant <ccoutant@google.com>
10351
10352 * fileread.cc (File_read::make_view): Add check for attempt to map
10353 beyond end of file.
10354
ae6dce4d
CC		 103552008-09-05 Cary Coutant <ccoutant@google.com>
10356
10357 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10358 explicit instantiations.
10359
d7ab2a47
KVH		 103602008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10361
10362 PR gold/6858
10363 * options.cc (General_options::finalize): Allow undefined symbols
10364 in shlibs if linking -shared.
10365
10366 PR gold/6859
10367 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10368 symbols as not needing a dynsym entry.
10369
1e52a9c1
CS		 103702008-08-20 Craig Silverstein <csilvers@google.com>
10371
10372 * fileread.cc (File_read::open): Do not lock the file unless it
10373 was successfully opened.
10374
d85c80a3
CC		 103752008-08-14 Cary Coutant <ccoutant@google.com>
10376
10377 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10378 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10379 * testsuite/tls_test.cc (struct int128): 128-bit struct
10380 for testing TLS relocs with non-zero addend.
10381 (v12): New TLS variable.
10382 (t12): New test.
10383 (t_last): Add check for v12.
10384 * testsuite/tls_test.h (t12): New function.
10385 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10386
2d924fd9
ILT		 103872008-08-13 Ian Lance Taylor <iant@google.com>
10388
10389 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10390 set tls_segment_ or relro_segment_.
10391 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10392 when appropriate.
10393 * output.h (Output_section::clear_is_relro): New function.
10394 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10395 sections specially even when output_data_ is empty.
10396 (Output_segment::maximum_alignment): When first section is relro,
10397 only force alignment for PT_LOAD segments.
10398 * script.cc (script_data_segment_align): New function.
10399 (script_data_segment_relro_end): New function.
10400 * script-c.h (script_data_segment_align): Declare.
10401 (script_data_segment_relro_end): Declare.
10402 * script-sections.h (class Script_sections): Declare
10403 data_segment_align and data_segment_relro_end. Add fields
10404 segment_align_index_ and saw_relro_end_.
10405 * script-sections.cc (class Sections_element): Add set_is_relro
10406 virtual function. Add new bool* parameter to place_orphan_here.
10407 Add get_output_section virtual function.
10408 (class Output_section_definition): Add set_is_relro. Add new
10409 bool* parameter to place_orphan_here. Add get_output_section.
10410 Add is_relro_ field.
10411 (Output_section_definition::Output_section_definition): Initialize
10412 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10413 and is_relro_ fields.
10414 (Output_section_definition::place_orphan_here): Add is_relro
10415 parameter.
10416 (Output_section_definition::set_section_addresses): Set relro for
10417 output section.
10418 (Output_section_definition::alternate_constraint): Likewise.
10419 (class Orphan_output_section): Add new bool* parameter to
10420 place_orphan_here. Add get_output_section.
10421 (Orphan_output_section::place_orphan_here): Add is_relro
10422 parameter.
10423 (Script_sections::Script_sections): Initialize
10424 data_segment_align_index_ and saw_relro_end_.
10425 (Script_sections::data_segment_align): New function.
10426 (Script_sections::data_segment_relro_end): New function.
10427 (Script_sections::place_orphan): Set or clear is_relro.
10428 (Script_sections::set_section_addresses): Force alignment of first
10429 TLS section.
10430 * yyscript.y (exp): Call script_data_segment_align and
10431 script_data_segment_relro_end.
10432 * testsuite/relro_script_test.t: New file.
10433 * testsuite/relro_test.cc (using_script): Declare.
10434 (t1, t2): Test using_script.
10435 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10436 (relro_script_test_SOURCES): Define.
10437 (relro_script_test_DEPENDENCIES): Define.
10438 (relro_script_test_LDFLAGS): Define.
10439 (relro_script_test_LDADD): Define.
10440 (relro_script_test.so): New target.
10441 * testsuite/Makefile.in: Rebuild.
10442
f827c9a9
CC		 104432008-08-06 Cary Coutant <ccoutant@google.com>
10444
10445 * archive.cc (Archive::total_archives, Archive::total_members)
10446 (Archive::total_members_loaded): New variables.
10447 (Archive::setup): Add parameter. Add option to preread
10448 archive symbols.
10449 (Archive::read_armap): Add counter.
10450 (Archive::get_file_and_offset): New function.
10451 (Archive::get_elf_object_for_member): New function.
10452 (Archive::read_all_symbols): New function.
10453 (Archive::read_symbols): New function.
10454 (Archive::add_symbols): Add counters.
10455 (Archive::include_all_members): Use armap to find members if it's
10456 already built.
10457 (Archive::include_member): Skip reading symbols if already read.
10458 Factored code into Archive::get_file_and_offset and
10459 Archive::get_elf_object_for_member. Changed call to
10460 Mapfile::report_include_archive_member.
10461 (Archive::print_stats): New function.
10462 * archive.h: Declare Object and Read_symbols_data classes.
10463 (Archive::Archive): Add initializers for new members.
10464 (Archive::setup): Add parameter.
10465 (Archive::print_stats): New function.
10466 (Archive::total_archives, Archive::total_members)
10467 (Archive::total_members_loaded): New variables.
10468 (Archive::get_file_and_offset): New function.
10469 (Archive::get_elf_object_for_member): New function.
10470 (Archive::read_all_symbols): New function.
10471 (Archive::read_symbols): New function.
10472 (Archive::Archive_member): New class.
10473 (Archive::members_): New member.
10474 (Archive::num_members_): New member.
10475 * main.cc: Include archive.h.
10476 (main): Call Archive::print_stats.
10477 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10478 archive parameter; member_name is now the fully-decorated name.
10479 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10480 * options.h: (General_options): Add --preread-archive-symbols option.
10481 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10482 Archive::setup.
10483
de4c45bd
ILT		 104842008-08-04 Ian Lance Taylor <iant@google.com>
10485
10486 * symtab.h (Symbol::use_plt_offset): New function.
10487 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10488 * powerpc.cc (Relocate::relocate): Likewise.
10489 * sparc.cc (Relocate::relocate): Likewise.
10490 * x86_64.cc (Relocate::relocate): Likewise.
10491 * testsuite/weak_plt.sh: New test.
10492 * testsuite/weak_plt_main.cc: New test.
10493 * testsuite/weak_plt_shared.cc: New test.
10494 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10495 (check_PROGRAMS): Add weak_plt.
10496 (check_DATA): Add weak_plt_shared.so.
10497 (weak_plt_main_pic.o, weak_plt): New targets.
10498 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10499 * testsuite/Makefile.in: Rebuild.
10500
10501 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10502 gcctestdir/ld.
10503 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10504 * testsuite/Makefile.in: Rebuild.
10505
323ee3f4
AM		 105062008-08-04 Alan Modra <amodra@bigpond.net.au>
10507
10508 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10509 * Makefile.in: Regenerate.
10510 * po/POTFILES.in: Regenerate.
10511
7c07ecec
ILT		 105122008-07-29 Ian Lance Taylor <iant@google.com>
10513
10514 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10515 symbols before other symbols.
10516 * testsuite/script_test_2.cc (test_addr): Declare.
10517 (test_addr_alias): Declare.
10518 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10519 values.
7c07ecec
ILT		 10520 * testsuite/script_test_2.t: Define test_addr_alias and
10521 test_addr.
10522
5778530e
ILT		 105232008-07-24 Ian Lance Taylor <iant@google.com>
10524
2a00e4fb
ILT		 10525 PR 5990
10526 * descriptors.cc: New file.
10527 * descriptors.h: New file.
10528 * gold-threads.h (class Hold_optional_lock): New class.
10529 * fileread.cc: Include "descriptors.h".
10530 (File_read::~File_read): Release descriptor rather than closing
10531 it.
10532 (File_read::open) [file]: Call open_descriptor rather than open.
10533 Set is_descriptor_opened_.
10534 (File_read::open) [memory]: Assert that descriptor is not open.
10535 (File_read::reopen_descriptor): New function.
10536 (File_read::release): Release descriptor.
10537 (File_read::do_read): Make non-const. Reopen descriptor.
10538 (File_read::read): Make non-const.
10539 (File_read::make_view): Reopen descriptor.
10540 (File_read::do_readv): Likewise.
10541 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10542 Update declarations.
10543 * layout.cc: Include "descriptors.h".
10544 (Layout::create_build_id): Use open_descriptor rather than open.
10545 * output.cc: Include "descriptors.h".
10546 (Output_file::open): Use open_descriptor rather than open.
10547 * archive.cc (Archive::const_iterator): Change Archive to be
10548 non-const.
10549 (Archive::begin, Archive::end): Make non-const.
10550 (Archive::count_members): Likewise.
10551 * archive.h (class Archive): Update declarations.
10552 * object.h (Object::read): Make non-const.
10553 * Makefile.am (CCFILES): Add descriptors.cc.
10554 (HFILES): Add descriptors.h.
10555 * Makefile.in: Rebuild.
10556
801647d1
ILT		 10557 PR 6716
10558 * gold.h: Always include <clocale>. Add Solaris workarounds
10559 following code in binutils/sysdep.h.
10560
5edd166e
ILT		 10561 PR 6048
10562 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10563 this->eh_frame_hdr_ is NULL before using it.
10564
c89ad728
ILT		 10565 * dynobj.cc (Versions::Versions): Update comment.
10566
aa86f06b
ILT		 10567 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10568 the base version name.
10569
5778530e
ILT		 10570 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10571 array size plus one.
10572 (Stringpool_template::set_string_offsets): Subtract one from key
10573 before using it as an array index.
10574 (Stringpool_template::get_offset_with_length): Likewise.
10575 (Stringpool_template::write_to_buffer): Likewise.
10576 * stringpool.h (Stringpool_template::get_offset_from_key):
10577 Likewise.
10578
057ead22
ILT		 105792008-07-23 Ian Lance Taylor <iant@google.com>
10580
7f649c59
ILT		 10581 PR 6658
10582 * object.h (Merged_symbol_value::value): Do our best to handle a
10583 negative addend.
10584
057ead22
ILT		 10585 PR 6647
10586 * script.cc (Version_script_info::get_versions): Don't add empty
10587 version tag to return value.
10588 (Version_script_info::get_symbol_version_helper): Change return
10589 type to bool. Add pversion parameter. Change all callers.
10590 (script_register_vers_node): Don't require a non-NULL tag.
10591 * script.h (class Version_script_info): Update declarations.
10592 (Version_script_info::get_symbol_version): Change return type to
10593 bool. Add version parameter. Change all callers.
10594 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10595 handling. Handle an empty version from a version script.
10596 (Symbol_table::define_special_symbol): Likewise.
10597 * testsuite/ver_test_10.script: New file.
10598 * testsuite/ver_test_10.sh: New file.
10599 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10600 (check_DATA): Add ver_test_10.syms.
10601 (ver_test_10.syms, ver_test_10.so): New target.
10602 * testsuite/Makefile.in: Rebuild.
10603
58e54ac2
CD		 106042008-07-23 Simon Baldwin <simonb@google.com>
10605
10606 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10607 to zero for undefined symbols from dynamic libraries.
10608
95d14cd3
ILT		 106092008-07-23 Ian Lance Taylor <iant@google.com>
10610
10611 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10612 Change all callers.
10613 * symtab.h (class Symbol_table): Update declaration.
10614 * testsuite/ver_test_9.cc: New file.
10615 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10616 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10617 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10618 (ver_test_9.so, ver_test_9.o): New targets.
10619 * testsuite/Makefile.in: Rebuild.
10620
92de84a6
ILT		 106212008-07-22 Ian Lance Taylor <iant@google.com>
10622
34810851
ILT		 10623 * options.h (class General_options): Define --check-sections.
10624 * layout.cc (Layout::set_segment_offsets): Handle
10625 --check-sections.
10626
af6156ef
ILT		 10627 * options.h (class General_options): Define -n/--nmagic and
10628 -N/--omagic.
10629 * options.cc (General_options::finalize): For -n/--nmagic or
10630 -N/--omagic, set -static.
10631 * layout.cc (Layout::attach_allocated_section_to_segment): If
10632 -N/--omagic, don't put read-only and read-write sections in
10633 different segments.
10634 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10635 finding a read-only segment.
10636 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10637 don't set the minimum segment alignment to the common page size,
10638 and don't set the file offset to the address modulo the page size.
10639 * script-sections.cc (Script_sections::create_segments): If
10640 -n/--omagic, don't put read-only and read-write sections in
10641 different segments.
10642
92de84a6
ILT		 10643 * cref.cc: New file.
10644 * cref.h: New file.
10645 * options.h (class General_options): Add --print-symbol-counts.
10646 * main.cc (main): Issue defined symbol report if requested.
10647 * archive.cc (Archive::interpret_header): Make into a const member
10648 function.
10649 (Archive::add_symbols): Call Input_objects::archive_start and
10650 archive_stop.
10651 (Archive::const_iterator): Define new class.
10652 (Archive::begin, Archive::end): New functions.
10653 (Archive::include_all_members): Rewrite to use iterator.
10654 (Archive::count_members): New function.
10655 * archive.h (class Archive): Update declarations.
10656 (Archive::filename): New function.
10657 * object.cc: Include "cref.h".
10658 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10659 (Sized_relobj::do_get_global_symbol_counts): New function.
10660 (Input_objects::add_object): Add object to cross-referencer.
10661 (Input_objects::archive_start): New function.
10662 (Input_objects::archive_stop): New function.
10663 (Input_objects::print_symbol_counts): New function.
10664 * object.h: Declare Cref and Archive.
10665 (Object::get_global_symbol_counts): New function.
10666 (Object::do_get_global_symbol_counts): New pure virtual function.
10667 (class Sized_relobj): Add defined_count_ field. Update
10668 declarations.
10669 (class Input_objects): Add cref_ field. Update constructor.
10670 Update declarations.
10671 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10672 defined_count_.
10673 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10674 symbol counts.
10675 (Sized_dynobj::do_get_global_symbol_counts): New function.
10676 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10677 defined_count_. Update declarations. Define Symbols typedef.
10678 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10679 parameter. Change all callers.
10680 (Symbol_table::add_from_dynobj): Add sympointers and defined
10681 parameters. Change all callers.
10682 * symtab.h (class Symbol_table): Update declarations.
10683 * Makefile.am (CCFILES): Add cref.cc.
10684 (HFILES): Add cref.h.
10685 * Makefile.in: Rebuild.
10686
3f7c5e1d
CD		 106872008-07-22 Simon Baldwin <simonb@google.com>
10688
10689 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10690 to zero when writing undefined symbols.
10691
e0b64032
ILT		 106922008-07-22 Ian Lance Taylor <iant@google.com>
10693
10694 * output.cc (Output_section::add_input_section): Don't try to
10695 merge empty merge sections.
10696
096b02cf
CS		 106972008-07-21 Craig Silverstein <csilvers@google.com>
10698
10699 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10700 Include symbol version in error message.
cd536b21 10701
1d1f116d
CD		 107022008-07-20 Chris Demetriou <cgd@google.com>
10703
cd536b21 10704 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10705 (RANDOM_SEED_CFLAGS): New substituted variable.
10706 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10707 * configure: Rebuild.
10708 * Makefile.in: Likewise.
10709 * testsuite/Makefile.in: Likewise.
10710
a18f591e
ILT		 107112008-07-18 Ian Lance Taylor <iant@google.com>
10712
10713 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10714 where we see NAME/NULL and NAME/VERSION as separate symbols.
10715 * testsuite/ver_test_main.cc (main): Call t4.
10716 (t4, t4_2a): Define.
10717 * testsuite/ver_test_2.cc (t4_2): Define.
10718 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10719 * testsuite/ver_test_4.cc (t4_2a): Define.
10720 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10721 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10722
c6e3f6ed
ILT		 107232008-07-17 Ian Lance Taylor <iant@google.com>
10724
10725 * dynobj.cc (Versions::add_def): If we give an error about a
10726 missing version, go ahead and create the version anyhow.
10727
ef9beddf
ILT		 107282008-07-10 Ian Lance Taylor <iant@google.com>
10729
10730 Handle output sections with more than 0x7fffffff bytes.
10731 * object.h (class Relobj): Change map_to_output_ to
10732 output_sections_, and just keep a section pointer. Change all
10733 uses. Move comdat group support to Sized_relobj.
10734 (Relobj::is_section_specially_mapped): Remove.
10735 (Relobj::output_section): Remove poff parameter. Change all
10736 callers.
10737 (Relobj::output_section_offset): New function.
10738 (Relobj::set_section_offset): Rewrite.
10739 (Relobj::map_to_output): Remove.
10740 (Relobj::output_sections): New function.
10741 (Relobj::do_output_section_offset): New pure virtual function.
10742 (Relobj::do_set_section_offset): Likewise.
10743 (class Sized_relobj): Add section_offsets_ field. Add comdat
10744 group support from Relobj. Update declarations.
10745 (Sized_relobj::get_output_section_offset): New function.
10746 (Sized_relobj::do_output_section_offset): New function.
10747 (Sized_relobj::do_set_section_offset): New function.
10748 * object.cc (Relobj::output_section_address): Remove.
10749 (Sized_relobj::Sized_relobj): Initialize new fields.
10750 (Sized_relobj::include_section_group): Cast find_kept_object to
10751 Sized_relobj.
10752 (Sized_relobj::include_linkonce_section): Likewise.
10753 (Sized_relobj::do_layout): Use separate arrays for output section
10754 and output offset.
10755 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10756 output_sections.
10757 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10758 output_sections and section_offsets.
10759 (Sized_relobj::write_local_symbols): Likewise.
10760 (map_to_kept_section): Compute output address directly.
10761 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10762 output_sections and section_offsets.
10763 (Sized_relobj::write_sections): Likewise.
10764 (Sized_relobj::relocate_sections): Likewise.
10765 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10766 * output.h (class Output_reloc): Update declarations. Change
10767 u2_.relobj to Sized_relobj*.
10768 (class Output_data_reloc): Change add functions to use
10769 Sized_relobj*.
10770 * output.cc (Output_reloc::Output_reloc): Change relobj to
10771 Sized_relobj*.
10772 (Output_reloc::local_section_offset): Change return type to
10773 Elf_Addr. Use get_output_section_offset.
10774 (Output_reloc::get_address): Likewise.
10775 (Output_section::is_input_address_mapped): Don't call
10776 is_section_specially_mapped.
10777 (Output_section::output_offset): Likewise.
10778 (Output_section::output_address): Likewise.
10779 (Output_section::starting_output_address): Likewise.
10780 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10781 parameter to Sized_relobj*.
10782 (Copy_relocs::need_copy_reloc): Likewise.
10783 (Copy_relocs::save): Likewise.
10784 * copy-relocs.h (class Copy_relocs): Update declarations.
10785 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10786 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10787 * target-reloc.h (relocate_for_relocatable): Change
10788 offset_in_output_section type to Elf_Addr. Change code that uses
10789 it as well.
10790 * layout.cc (Layout::layout): Always set *off.
10791 * mapfile.cc (Mapfile::print_input_section): Use
10792 output_section_offset.
10793 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10794 Sized_relobj*.
10795 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10796 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10797 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10798
5cb66f97
ILT		 107992008-07-03 Ian Lance Taylor <iant@google.com>
10800
10801 * layout.cc (Layout::include_section): Do not discard unrecognized
10802 SHT_STRTAB sections.
10803
afe47622
CS		 108042008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10805
10806 * script.cc (Lex::can_continue_name): Make '?' allowable in
10807 version-script names.
10808 * testsuite/version_script.map: Change glob pattern to use '?'
10809
5adf9721
ILT		 108102008-06-30 Manish Singh <yosh@gimp.org>
10811
10812 PR 6585
10813 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10814 Correct typo.
10815
e6fde208
ILT		 108162008-06-30 Ian Lance Taylor <iant@google.com>
10817
10818 PR 6660
10819 PR 6682
10820 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10821 versions]: Don't try to read the value in the contents, since we
10822 don't use it. Use the template endianness when writing.
10823
3f2e6a2d
CC		 108242008-06-25 Cary Coutant <ccoutant@google.com>
10825
10826 * fileread.cc (File_read::make_view): Assert on zero-length view.
10827 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10828 symbol table when there are no symbols to read.
10829
c43d3a48
CS		 108302008-06-23 Craig Silverstein <csilvers@google.com>
10831
10832 * version.cc (version_string): Bump to 1.7
10833
5f494ea0
CS		 108342008-06-18 Craig Silverstein <csilvers@google.com>
10835
10836 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10837 constant 0xFFFF to type Valtype.
10838 (Powerpc_relocate_functions::rel16_ha): Likewise.
10839
c42e122e
ILT		 108402008-06-17 Ian Lance Taylor <iant@google.com>
10841
f34787f8
ILT		 10842 * output.h (Output_section::Input_section): Initialize p2align_ to
10843 zero for Output_section_data constructors.
10844 (Output_section::Input_section::addralign): If not an input
10845 section, return the alignment of the Output_section_data.
10846 * testsuite/copy_test.cc: New file.
10847 * testsuite/copy_test_1.cc: New file.
10848 * testsuite/copy_test_2.cc: New file.
10849 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10850 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10851 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10852 (copy_test_1_pic.o, copy_test_1.so): New targets.
10853 (copy_test_2_pic.o, copy_test_2.so): New targets.
10854 * testsuite/Makefile.in: Rebuild.
10855
c42e122e
ILT		 10856 * script-sections.cc (Script_sections::place_orphan): Initialize
10857 local variable exact.
10858
ce3ac18a
DE		 108592008-06-13 David Edelsohn <edelsohn@gnu.org>
10860
10861 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10862
42cacb20
DE		 108632008-06-12 David Edelsohn <edelsohn@gnu.org>
10864 David S. Miller <davem@davemloft.net>
10865
10866 * powerpc.cc: New file.
10867 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10868 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10869 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10870 * Makefile.in: Rebuild.
10871
7b308235
ILT		 108722008-06-09 Ian Lance Taylor <iant@google.com>
10873
10874 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10875 <exception>.
10876 (throwing, orig_terminate): New static variables.
10877 (terminate_handler): New static function.
10878 (t2): Set terminate handler.
10879
f0b886e3
ILT		 108802008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10881
10882 PR 6584
cd536b21 10883 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10884 alignment.
10885
3e90f135
CC		 108862008-05-30 Cary Coutant <ccoutant@google.com>
10887
10888 * archive.cc (Archive::include_all_members) Correct to step
10889 over symbol table and extended name table in thin archives.
10890
e09ad04a
ILT		 108912008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10892
10893 PR 6407
10894 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10895 calculation.
10896
62b01cb5
ILT		 108972008-05-28 Caleb Howe <cshowe@google.com>
10898
10899 * reduced_debug_output.cc: New file.
10900 * reduced_debug_output.h: New file.
92de84a6 10901 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10902 * options.cc (General_options::finalize): Add strip_debug_non_line
10903 to the strip heirarchy.
10904 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10905 fields.
10906 * layout.cc: Include "reduced_debug_output.h".
10907 (Layout::Layout): Initialize new fields.
10908 (line_only_debug_sections): New static array.
10909 (is_lines_only_debug_sections): New static inline function.
10910 (Layout::include_section): Handle --strip-debug-non-line.
10911 (Layout::make_output_section): If --strip-debug-non-line, build
10912 new output sections for .debug_abbrev and .debug_info.
10913 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10914 gold. Warn about possible overflow.
10915 (read_signed_LEB_128): Likewise.
10916 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10917 (read_signed_LEB_128): Declare.
10918 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10919 (HFILES): Add reduced_debug_output.h.
10920 * Makefile.in: Rebuild.
10921
7d9e3d98
ILT		 109222008-05-21 Ian Lance Taylor <iant@google.com>
10923
10924 * mapfile.cc: New file.
10925 * mapfile.h: New file.
10926 * options.h (class General_options): Add -M/--print-map and -Map.
10927 * options.cc (General_options::finalize): Make -M equivalent to
10928 -Map -.
10929 * main.cc: Include <cstdio> and "mapfile.h".
10930 (main): Open mapfile if requested.
10931 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10932 constructor. Change caller.
10933 (queue_initial_tasks): Add mapfile parameter. Change caller.
10934 (queue_middle_tasks): Likewise.
10935 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10936 declarations.
10937 * archive.cc: Include "mapfile.h".
10938 (Archive::add_symbols): Add mapfile parameter. Change all
10939 callers. Pass mapfile, symbol, and reason to include_member.
10940 (Archive::include_all_members): Add mapfile parameter. Change all
10941 callers.
10942 (Archive::include_member): Add mapfile, sym, and why parameters.
10943 Change all callers. Report inclusion to map file.
10944 * archive.h: Include "fileread.h".
10945 (class Archive): Update declarations.
10946 (Archive::file): New const method.
10947 (class Add_archive_symbols): Add mapfile_ field. Update
10948 constructor. Change all callers.
10949 * readsyms.h (class Read_symbols): Likewise.
10950 (class Finish_group): Likewise.
10951 (class Read_script): Likewise.
10952 * common.cc: Include "mapfile.h".
10953 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10954 all callers.
10955 (Symbol_table::do_allocate_commons): Likewise.
10956 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10957 symbol allocation to mapfile.
10958 * common.h (class Allocate_commons_task): Add mapfile_ field.
10959 Update constructor. Change all callers.
10960 * symtab.h (class Symbol_table): Update declarations.
10961 * layout.cc: Include "mapfile.h".
10962 (Layout_task_runner::run): Print information to mapfile.
10963 (Layout::create_gold_note): Change Output_data_fixed_space to
10964 Output_data_zero_fill.
10965 (Layout::create_build_id): Likewise.
10966 (Layout::print_to_mapfile): New function.
10967 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10968 constructor. Change caller.
10969 (class Layout): Declare print_to_mapfile.
10970 * output.cc (Output_section::Input_section::print_to_mapfile): New
10971 function.
10972 (Output_section::add_input_section): If producing a map, always
10973 add to input_sections_ list.
10974 (Output_section::do_print_to_mapfile): New function.
10975 (Output_segment::print_sections_to_mapfile): New function.
10976 (Output_segment::print_section_list_to_mapfile): New function.
10977 * output.h: Include "mapfile.h".
10978 (Output_data::print_to_mapfile): New function.
10979 (Output_data::do_print_to_mapfile): New virtual function.
10980 (Output_segment_headers::do_print_to_mapfile): New function.
10981 (Output_file_header::do_print_to_mapfile): New function.
10982 (Output_data_const::do_print_to_mapfile): New function.
10983 (class Output_data_const_buffer): Add map_name_ field. Update
10984 constructor. Change all callers. Add do_print_to_mapfile
10985 function.
10986 (class Output_data_fixed_space): Likewise.
10987 (class Output_data_space): Likewise.
10988 (class Output_data_zero_fill): New class.
10989 (Output_data_strtab::do_print_to_mapfile): New function.
10990 (Output_data_reloc_base::do_print_to_mapfile): New function.
10991 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10992 (Output_data_group::do_print_to_mapfile): New function.
10993 (Output_data_got::do_print_to_mapfile): New function.
10994 (Output_data_dynamic::do_print_to_mapfile): New function.
10995 (Output_symtab_xindex::do_print_to_mapfile): New function.
10996 (class Output_section): Declare do_print_to_mapflie. Declare
10997 print_to_mapfile in Input_section.
10998 (class Output_segment): Declare new functions.
10999 * object.h (Sized_relobj::symbol_count): New function.
11000 * script-sections.cc
11001 (Output_section_element_dot_assignment::set_section_addresses):
11002 Change Output_data_fixed_space to Output_data_zero_fill.
11003 (Output_data_expression::do_print_to_mapfile): New function.
11004 * script.cc (read_input_script): Add mapfile parameter. Change
11005 all callers.
11006 * script.h (read_input_script): Update declaration.
11007 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11008 (Eh_frame::do_print_to_mapfile): New function.
11009 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11010 (Output_merge_string::do_print_to_mapfile): New function.
11011 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11012 function.
11013 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11014 function.
11015 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11016 function.
11017 * Makefile.am (CCFILES): Add mapfile.cc.
11018 (HFILES): Add mapfile.h.
11019 * Makefile.in: Rebuild.
11020
9f1d377b
ILT		 110212008-05-19 Ian Lance Taylor <iant@google.com>
11022
11023 * options.h (class General_options): Add -z relro.
11024 * layout.cc (Layout::Layout): Initialize relro_segment_.
11025 (Layout::add_output_section_data): Return the output section.
11026 (Layout::make_output_section): Rcognize relro sections and mark
11027 them appropriately.
11028 (Layout::attach_allocated_section_to_segment): Put relro sections
11029 in a PT_GNU_RELRO segment.
11030 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11031 section as relro.
11032 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11033 PT_TLS segments.
11034 (Layout::linkonce_mapping): Map d.rel.ro.local to
11035 .data.rel.ro.local.
11036 (Layout::output_section_name): Us .data.rel.ro.local for any
11037 section which begins with that.
11038 * layout.h (class Layout): Update add_output_section_data
11039 declaration. Add relro_segment_ field.
11040 * output.cc (Output_section::Output_section): Initialize is_relro_
11041 and is_relro_local_ fields.
11042 (Output_segment::add_output_section): Group relro sections.
11043 (Output_segment::is_first_section_relro): New function.
11044 (Output_segment::maximum_alignment): If there is a relro section,
11045 align the segment to the common page size.
11046 (Output_segment::set_section_addresses): Track whether we are
11047 looking at relro sections. If the last section is a relro
11048 section, align to the common page size.
11049 (Output_segment::set_section_list_addresses): Add in_relro
11050 parameter. Change all callers. Align to the page size when
11051 moving from relro to non-relro section.
11052 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11053 segment.
11054 * output.h (class Output_section): Add is_relro_ and
11055 is_relro_local_ fields.
11056 (Output_section::is_relro): New function.
11057 (Output_section::set_is_relro): New function.
11058 (Output_section::is_relro_local): New function.
11059 (Output_section::set_is_relro_local): New function.
11060 (class Output_segment): Update declarations.
11061 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11062 * sparc.cc (Target_sparc::got_section): Likewise.
11063 * x86_64.cc (Target_x86_64::got_section): Likewise.
11064 * testsuite/relro_test_main.cc: New file.
11065 * testsuite/relro_test.cc: New file.
11066 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11067 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11068 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11069 (relro_test.so, relro_test_pic.o): New targets.
11070 * testsuite/Makefile.in: Rebuild.
11071
a984ee1d
ILT		 110722008-05-16 Ian Lance Taylor <iant@google.com>
11073
01676dcd
ILT		 11074 * output.cc (Output_segment::add_output_section): Remove front
11075 parameter.
11076 * output.h (class Output_segment): Remove
11077 add_initial_output_section and overloaded add_output_section.
11078 Update declaration of remaining add_output_section.
11079 * layout.cc (Layout::create_interp): Call add_output_section
11080 rather than add_initial_output_section.
11081 (Layout::finish_dynamic_section): Likewise.
11082
497897f9
ILT		 11083 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11084 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11085 know the dynamic type.
11086 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11087 field. Initialize it in constructor.
11088 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11089 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11090 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11091 reloc.
11092
a984ee1d
ILT		 11093 * output.cc (Output_reloc::get_address): Change return type to
11094 Elf_Addr.
11095 * output.h (class Output_reloc): Update get_address declaration.
11096 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11097 for section addresses.
11098
55ba0940
ILT		 110992008-05-09 Ian Lance Taylor <iant@google.com>
11100
11101 PR 6493
11102 * gold.cc (gold_nomem): Use return value of write.
11103
75517b77
ILT		 111042008-05-08 Ian Lance Taylor <iant@google.com>
11105
11106 * symtab.c (Symbol::init_base_output_data): Add version
11107 parameter. Change all callers.
11108 (Symbol::init_base_output_segment): Likewise.
11109 (Symbol::init_base_constant): Likewise.
11110 (Symbol::init_base_undefined): Likewise.
11111 (Sized_symbol::init_output_data): Likewise.
11112 (Sized_symbol::init_output_segment): Likewise.
11113 (Sized_symbol::init_constant): Likewise.
11114 (Sized_symbol::init_undefined): Likewise.
11115 (Symbol_table::do_define_in_output_data): If the new symbol has a
11116 version, mark it as the default.
11117 (Symbol_table::do_define_in_output_segment): Likewise.
11118 (Symbol_table::do_define_as_constant): Likewise.
11119 * symtab.h (class Symbol): Update declarations.
11120 (class Sized_symbol): Likewise.
11121 * resolve.cc (Symbol::override_version): New function.
c42e122e 11122 (Symbol::override_base): Call override_version.
75517b77
ILT		 11123 (Symbol::override_base_with_special): Likewise.
11124 * testsuite/ver_script_8.script: New file.
11125 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11126 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11127 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11128 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11129
f1f70eae
ILT		 111302008-05-06 Ian Lance Taylor <iant@google.com>
11131
f3e9c5c5
ILT		 11132 PR 6049
11133 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11134 functions.
11135 (class General_options): Remove existing --undefined, and add
11136 --no-undefined instead. Add new --undefined as synonym for -u.
11137 * archive.cc (Archive::add_symbols): Check whether symbol was
11138 named with -u.
11139 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11140 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11141 all uses. Add IS_UNDEFINED. Update declarations to split
11142 different versions of init_base. Declare init_base_undefined.
11143 (Symbol::is_defined): Handle IS_UNDEFINED.
11144 (Symbol::is_undefined): Likewise.
11145 (Symbol::is_weak_undefined): Call is_undefined.
11146 (Symbol::is_absolute): Handle IS_CONSTANT.
11147 (class Sized_symbol): Update declarations to split different
11148 versions of init. Declare init_undefined.
11149 (class Symbol_table): Declare new functions.
11150 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11151 Change all callers.
11152 (Symbol::init_base_output_data): Likewise.
11153 (Symbol::init_base_output_segment): Likewise.
11154 (Symbol::init_base_constant): Likewise.
11155 (Symbol::init_base_undefined): New function.
11156 (Sized_symbol::init_object): Rename from init. Change all
11157 callers.
11158 (Sized_symbol::init_output_data): Likewise.
11159 (Sized_symbol::init_output_segment): Likewise.
11160 (Sized_symbol::init_constant): Likewise.
11161 (Sized_symbol::init_undefined): New function.
11162 (Symbol_table::add_undefined_symbols_from_command_line): New
11163 function.
11164 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11165 function.
11166 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11167 (Symbol::output_section): Likewise.
11168 (Symbol::set_output_section): Likewise.
11169 (Symbol_table::sized_finalize_symbol): Likewise.
11170 (Symbol_table::sized_write_globals): Likewise.
11171 * resolve.cc (Symbol_table::should_override): Likewise.
11172 (Symbol::override_base_with_special): Likewise.
11173
8bdcdf2c
ILT		 11174 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11175 symbol, change it to have default visibility.
11176 * testsuite/protected_1.cc: New file.
11177 * testsuite/protected_2.cc: New file.
11178 * testsuite/protected_3.cc: New file.
11179 * testsuite/protected_main_1.cc: New file.
11180 * testsuite/protected_main_2.cc: New file.
11181 * testsuite/protected_main_3.cc: New file.
11182 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11183 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11184 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11185 (protected_1.so): New target.
11186 (protected_1_pic.o, protected_2_pic.o): New targets.
11187 (protected_3_pic.o): New target.
11188 (check_PROGRAMS): Add protected_2.
11189 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11190 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11191 * testsuite/Makefile.in: Rebuild.
11192
2b706932
ILT		 11193 * options.h (DEFINE_var): Add set_user_set_##varname__.
11194 (DEFINE_bool_alias): New macro.
11195 (class General_options): Define -Bstatic using DEFINE_bool_alias
11196 rather than DEFINE_special. Add --undefined as an alias for -z
11197 defs.
11198 * options.cc (General_options::parse_Bstatic): Remove.
11199
d82a5bcc
ILT		 11200 * options.h (class General_options): Add --fatal-warnings.
11201 * main.cc (main): Implement --fatal-warnings.
11202 * errors.h (Errors::warning_count): New function.
11203
f1f70eae
ILT		 11204 * options.h (class General_options): Add -Bsymbolic-functions.
11205 * symtab.h (Symbol::is_preemptible): Check for
11206 -Bsymbolic-functions.
11207
8825ac63
ILT		 112082008-05-05 Ian Lance Taylor <iant@google.com>
11209
d98bc257
ILT		 11210 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11211 as noVARNAME rather than no-VARNAME.
11212 (class General_options): Add option -z combreloc.
11213 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11214 get_address.
11215 (Output_reloc::sort_before) [SHT_REL]: New function.
11216 (Output_reloc::sort_before) [SHT_RELA]: New function.
11217 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11218 Sort_relocs_comparison.
11219 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11220 parameter. Change all callers.
11221 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11222 sort_relocs parameter. Change all callers.
11223 * output.cc (Output_reloc::get_address): New function, broken out
11224 of write_rel.
11225 (Output_reloc::write_rel): Call it.
11226 (Output_reloc::compare): New function.
11227 (Output_data_reloc_base::do_write): Optionally sort relocs.
11228
60b2b4e7
ILT		 11229 * configure.ac: If targ_extra_obj is set, link it in.
11230 * configure.tgt: Initialize all variables.
11231 (x86_64*): Set targ_extra_obj and targ_extra_size.
11232 * configure: Rebuild.
11233
8825ac63
ILT		 11234 * object.cc (Sized_relobj::include_section_group): Adjust section
11235 indexes read from group data. Build vector to pass to
11236 layout_group.
11237 * layout.cc (Layout::layout_group): Add flags and shndxes
11238 parameters. Remove contents parameter. Change caller. Update
11239 explicit instantiations.
11240 * layout.h (class Layout): Update layout_group declaration.
11241 * output.cc (Output_data_group::Output_data_group): Add flags and
11242 input_shndxes parameters. Remove contents parameter. Change
11243 caller.
11244 (Output_data_group::do_write): Change input_sections_ to
11245 input_shndxes_.
11246 * output.h (class Output_data_group): Update constructor
11247 declaration. Rename input_sections_ to input_shndxes_.
11248 * testsuite/many_sections_test.cc: Add template.
11249
e94cf127
CC		 112502008-04-30 Cary Coutant <ccoutant@google.com>
11251
4418b2d5
CC		 11252 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11253
e94cf127
CC		 11254 * layout.cc (Layout::include_section): Refactored check for debug
11255 info section.
11256 (Layout::add_comdat): Add new parameters. Change type
11257 of signature parameter. Add object and shndx to signatures table.
11258 (Layout::find_kept_object): New function.
11259 * layout.h: Include <cstring>.
11260 (Layout::is_debug_info_section): New function.
11261 (Layout::add_comdat): Add new parameters.
11262 (Layout::find_kept_object): New function.
11263 (Layout::Kept_section): New struct.
11264 (Layout::Signatures): Change type of map range.
11265 * object.cc (Relobj::output_section_address): New function.
11266 (Sized_relobj::include_section_group): Add new parameters. Change
11267 calls to Layout::add_comdat. Change to build table of kept comdat
11268 groups and table mapping discarded sections to kept sections.
11269 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11270 (Sized_relobj::do_layout): Change calls to include_section_group and
11271 include_linkonce_section.
11272 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11273 value to zero when section is discarded.
11274 (Sized_relobj::map_to_kept_section): New function.
11275 * object.h (Relobj::output_section_address): New function.
11276 (Relobj::Comdat_group): New type.
11277 (Relobj::find_comdat_group): New function.
11278 (Relobj::Comdat_group_table): New type.
11279 (Relobj::Kept_comdat_section): New type.
11280 (Relobj::Kept_comdat_section_table): New type.
11281 (Relobj::add_comdat_group): New function.
11282 (Relobj::set_kept_comdat_section): New function.
11283 (Relobj::get_kept_comdat_section): New function.
11284 (Relobj::comdat_groups_): New field.
11285 (Relobj::kept_comdat_sections_): New field.
11286 (Symbol_value::input_value): Update comment.
11287 (Sized_relobj::map_to_kept_section) New function.
11288 (Sized_relobj::include_linkonce_section): Add new parameter.
11289 * target-reloc.h (Comdat_behavior): New type.
11290 (get_comdat_behavior): New function.
11291 (relocate_section): Add code to map a discarded section to the
11292 corresponding kept section when applying a relocation.
11293
e4e5049b
CS		 112942008-04-30 Craig Silverstein <csilvers@google.com>
11295
11296 * dwarf_reader.cc (next_generation_count): New static var.
11297 (Addr2line_cache_entry): New struct.
11298 (addr2line_cache): New static var.
11299 (Dwarf_line_info::one_addr2line): Added caching.
11300 (Dwarf_line_info::clear_addr2line_cache): New function.
11301 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11302 cache-size parameter.
11303 (Dwarf_line_info::one_addr2line_cache): New function.
11304 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11305 new cache-size argument to one_addr2line(), and clear cache.
11306
d09e9154
CC		 113072008-04-28 Cary Coutant <ccoutant@google.com>
11308
11309 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11310 R_386_PC8 relocations.
11311
7ef73768
ILT		 113122008-04-23 Ian Lance Taylor <iant@google.com>
11313
55438702
ILT		 11314 * object.cc (Sized_relobj::include_section_group): Check for
11315 invalid section group.
11316
c165fb93
ILT		 11317 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11318 header size.
11319
7ef73768
ILT		 11320 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11321 than read for file header.
11322 * archive.cc (Archive::include_member): Likewise.
11323
6194aaab
L		 113242008-04-23 Paolo Bonzini <bonzini@gnu.org>
11325
11326 * aclocal.m4: Regenerate.
11327 * configure: Regenerate.
11328
d491d34e
ILT		 113292008-04-19 Ian Lance Taylor <iant@google.com>
11330
5ea2bac6
ILT		 11331 * version.cc (version_string): Bump to 1.6.
11332
7bc3e21a
ILT		 11333 * testsuite/Makefile.am (many_sections_r_test): New target.
11334 (many_sections_r_test_SOURCES): Remove.
11335 (many_sections_r_test_DEPENDENCIES): Remove.
11336 (many_sections_r_test_LDFLAGS): Remove.
11337 (many_sections_r_test_LDADD): Remove.
11338
7fcd3aa9
ILT		 11339 * object.cc (Sized_relobj::do_add_symbols): Always pass
11340 local_symbol_count_ to add_from_relobj.
11341
4c94d6ae
ILT		 11342 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11343 every thousand variables.
11344 * testsuite/Makefile.in: Rebuild.
11345
d491d34e
ILT		 11346 * object.cc (Xindex::initialize_symtab_xindex): New function.
11347 (Xindex::read_symtab_xindex): New function.
11348 (Xindex::sym_xindex_to_shndx): New function.
11349 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11350 available.
11351 (Sized_relobj::do_initialize_xindex): New function.
11352 (Sized_relobj::do_read_symbols): Adjust section links.
11353 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11354 parameter. Change all callers.
11355 (Sized_relobj::include_section_group): Adjust section links and
11356 symbol section indexes.
11357 (Sized_relobj::do_layout): Adjust section links.
11358 (Sized_relobj::do_count_local_symbols): Adjust section links and
11359 symbol section indexes.
11360 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11361 ordinary and special symbols.
11362 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11363 dynsym_xindex parameters. Change all callers. Adjust section
11364 links. Use SHN_XINDEX when needed.
11365 (Sized_relobj::get_symbol_location_info): Adjust section links.
11366 Don't get fooled by special symbols.
11367 * object.h (class Xindex): Define.
11368 (class Object): Add xindex_ parameter. Declare virtual functoin
11369 do_initialize_xindex.
11370 (Object::adjust_sym_shndx): New function.
11371 (Object::set_xindex): New protected function.
11372 (class Symbol_value): Add is_ordinary_shndx_ field.
11373 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11374 (Symbol_value::value): Assert ordinary section.
11375 (Symbol_value::initialize_input_to_output_map): Likewise.
11376 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11377 Change all callers.
11378 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11379 all callers.
11380 (class Sized_relobj): Update declarations.
11381 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11382 parameter. Change all callers.
11383 (Sized_relobj::adjust_shndx): New function.
11384 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11385 field.
11386 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11387 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11388 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11389 (Sized_dynobj::read_dynsym_section): Adjust section links.
11390 (Sized_dynobj::read_dynamic): Likewise.
11391 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11392 section links.
11393 (Sized_dynobj::do_initialize_xindex): New function.
11394 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11395 do_initialize_xindex.
11396 (Sized_dynobj::adjust_shndx): New function.
11397 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11398 dynsym_xindex_ fields.
11399 (Layout::finalize): Add a call to set_section_indexes before
11400 creating the symtab sections.
11401 (Layout::set_section_indexes): Don't do anything if the section
11402 already has a section index.
11403 (Layout::create_symtab_sections): Add shnum parameter. Change
11404 caller. Create .symtab_shndx section if needed.
11405 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11406 caller.
11407 (Layout::allocated_output_section_count): New function.
11408 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11409 needed.
11410 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11411 fields. Update declarations.
11412 (Layout::symtab_xindex): New function.
11413 (Layout::dynsym_xindex): New function.
11414 (class Write_symbols_task): Add layout_ field.
11415 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11416 Change caller.
11417 * output.cc (Output_section_headers::Output_section_headers): Add
11418 shstrtab_section parameter. Change all callers.
11419 (Output_section_headers::do_sized_write): Store overflow values
11420 for section count and section string table section index in
11421 section header zero.
11422 (Output_file_header::do_sized_write): Check for overflow of
11423 section count and section string table section index.
11424 (Output_symtab_xindex::do_write): New function.
11425 (Output_symtab_xindex::endian_do_write): New function.
11426 * output.h (class Output_section_headers): Add shstrtab_section_.
11427 Update declarations.
11428 (class Output_symtab_xindex): Define.
11429 (Output_section::has_out_shndx): New function.
11430 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11431 field.
11432 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11433 Change all callers.
11434 (Sized_symbol::init): Likewise.
11435 (Symbol::output_section): Check for ordinary symbol.
11436 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11437 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11438 callers.
11439 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11440 Change all callers. Simplify handling of symbols from sections
11441 not included in the link.
11442 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11443 distinction.
11444 (Weak_alias_sorter::operator()): Assert that symbols are
11445 ordinary.
11446 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11447 distinction.
11448 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11449 parameters. Change all callers.
11450 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11451 symbol distinction. Use SHN_XINDEX when needed.
11452 (Symbol_table::write_section_symbol): Add symtab_xindex
11453 parameter. Change all callers.
11454 (Symbol_table::sized_write_section_symbol): Likewise. Use
11455 SHN_XINDEX when needed.
11456 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11457 declarations.
11458 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11459 (Symbol::is_defined): Check is_ordinary.
11460 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11461 (Symbol::is_absolute, Symbol::is_common): Likewise.
11462 (class Sized_symbol): Update declarations.
11463 (class Symbol_table): Update declarations.
11464 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11465 parameters. Change all callers.
11466 (Sized_symbol::override): Likewise.
11467 (Symbol_table::override): Likewise.
11468 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11469 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11470 is_ordinary, and orig_st_shndx parameters. Change all callers.
11471 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11472 to be in an ordinary section.
11473 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11474 object and is_ordinary parameters. Change all callers.
11475 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11476 Change all callers. Don't add undefined or non-ordinary symbols
11477 to reloc_map_.
11478 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11479 Change all callers.
11480 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11481 declarations.
11482 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11483 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11484 (Sized_relobj::relocate_sections): Likewise.
11485 * target-reloc.h (scan_relocs): Adjust section symbol index.
11486 (scan_relocatable_relocs): Likewise.
11487 * i386.cc (Scan::local): Check for ordinary symbols.
11488 * sparc.cc (Scan::local): Likewise.
11489 * x86_64.cc (Scan::local): Likewise.
11490 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11491 to symbol_section_and_value.
11492 * testsuite/many_sections_test.cc: New file.
11493 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11494 (check_PROGRAMS): Add many_sections_test.
11495 (many_sections_test_SOURCES): Define.
11496 (many_sections_test_DEPENDENCIES): Define.
11497 (many_sections_test_LDFLAGS): Define.
11498 (BUILT_SOURCES): Add many_sections_define.h.
11499 (many_sections_define.h): New target.
11500 (BUILT_SOURCES): Add many_sections_check.h.
11501 (many_sections_check.h): New target.
11502 (check_PROGRAMS): Add many_sections_r_test.
11503 (many_sections_r_test_SOURCES): Define.
11504 (many_sections_r_test_DEPENDENCIES): Define.
11505 (many_sections_r_test_LDFLAGS): Define.
11506 (many_sections_r_test_LDADD): Define.
11507 (many_sections_r_test.o): New target.
11508 * testsuite/Makefile.in: Rebuild.
11509
c5818ff1
CC		 115102008-04-17 Cary Coutant <ccoutant@google.com>
11511
11512 * errors.cc (Errors::info): New function.
11513 (gold_info): New function.
11514 * errors.h (Errors::info): New function.
11515 * gold.h (gold_info): New function.
11516 * object.cc (Input_objects::add_object): Print trace output.
11517 * options.cc (options::parse_set): New function.
11518 (General_options::parse_wrap): Deleted.
11519 (General_options::General_options): Deleted initializer.
11520 * options.h (options::String_set): New typedef.
11521 (options::parse_set): New function.
11522 (DEFINE_set): New macro.
11523 (General_options::wrap): Changed to use DEFINE_set. Changed
11524 callers of any_wrap_symbols and is_wrap_symbol.
11525 (General_options::trace, General_options::trace_symbol):
11526 New options.
11527 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11528 (General_options::wrap_symbols_): Deleted.
11529 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11530
b5be4a7c
DM		 115312008-04-17 David S. Miller <davem@davemloft.net>
11532
11533 * options.cc (General_options::parse_V): New function.
11534 * options.h: Add entries for -V and -Qy.
11535
155a0dd7
ILT		 115362008-04-17 Ian Lance Taylor <iant@google.com>
11537
11538 * common.cc (Symbol_table::allocate_commons): Remove options
11539 parameter. Change caller.
11540 (Symbol_table::do_allocate_commons): Remove options parameter.
11541 Change caller. Just call do_allocate_commons_list twice.
11542 (Symbol_table::do_allocate_commons_list): New function, broken out
11543 of do_allocate_commons.
11544 * common.h (class Allocate_commons_task): Remove options_ field.
11545 Update constructor.
11546 * symtab.cc (Symbol_table::Symbol_table): Initialize
11547 tls_commons_.
11548 (Symbol_table::add_from_object): Put TLS common symbols on
11549 tls_commons_ list.
11550 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11551 which are IN_OUTPUT_DATA.
11552 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11553 allocate_commons and do_allocate_commons declarations. Declare
11554 do_allocate_commons_list.
11555 * gold.cc (queue_middle_tasks): Update creation of
11556 Allocate_commons_task to not pass options.
11557 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11558 (TLS_TEST_C_FLAGS): New variable.
11559 (tls_test_c_pic.o): New target.
11560 (tls_test_shared.so): Link in tls_test_c_pic.o.
11561 (tls_test_c_pic_ie.o): New target.
11562 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11563 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11564 (tls_test_c.o): New target.
11565 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11566 (tls_pic_test_LDADD): Likewise.
11567 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11568 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11569 (tls_test_c_gnu2.o): New target.
11570 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11571 tls_test_c_gnu2.o.
11572 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11573 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11574 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11575 * testsuite/tls_test.cc: Include "config.h".
11576 (t_last): Call t11_last.
11577 * testsuite/tls_test.h (t11, t11_last): Declare.
11578 * testsuite/tls_test_c.c: New file.
11579 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11580 * configure.ac: Check for OpenMP support.
11581 * configure, config.in, Makefile.in: Rebuild.
11582 * testsuite/Makefile.in: Rebuild.
11583
edfbb029
CC		 115842008-04-16 Cary Coutant <ccoutant@google.com>
11585
11586 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11587 (Target_i386::tls_base_symbol_defined_): New field.
11588 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11589 (Target_i386::Scan::global): Likewise.
11590 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11591 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11592 (Target_x86_64::tls_base_symbol_defined_): New field.
11593 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11594 (Target_x86_64::Scan::global): Likewise.
11595
f3c69fca
CC		 115962008-04-16 Cary Coutant <ccoutant@google.com>
11597
11598 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11599 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11600 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11601 building shared libraries.
11602 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11603 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11604 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11605 * testsuite/Makefile.in: Rebuild.
11606 * testsuite/weak_undef.h: New file.
11607 * testsuite/weak_undef_file1.cc: Add extra test cases.
11608 * testsuite/weak_undef_file2.cc: Likewise.
11609 * testsuite/weak_undef_test.cc: Likewise.
11610
7c414435
DM		 116112008-04-16 David S. Miller <davem@davemloft.net>
11612
32b769e1
DM		 11613 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11614 Add issued_non_pic_error_ field. Declare check_non_pic.
11615 (Target_sparc::Scan::check_non_pic): New function.
11616 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11617 (Target_sparc::Scan::global): Likewise.
11618
11936fb1
DM		 11619 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11620 * configure: Rebuild.
11621
7c414435
DM		 11622 * options.h (DEFINE_enable): New macro.
11623 (new_dtags): New enable option.
11624 (initfirst, interpose, loadfltr, nodefaultlib,
11625 nodelete, nodlopen, nodump): New -z options.
11626 * layout.cc (Layout:finish_dynamic_section): If new
11627 dtags enabled, emit DT_RUNPATH. Also, emit a
11628 DT_FLAGS_1 containing any specified -z flags.
11629
85c7bf8b
ILT		 116302008-04-16 Ian Lance Taylor <iant@google.com>
11631
12c0daef
ILT		 11632 * copy-relocs.cc: New file.
11633 * copy-relocs.h: New file.
11634 * reloc.cc: Remove Copy_relocs code.
11635 * reloc.h: Likewise.
11636 * reloc-types.h (struct Reloc_types) [both versions]: Add
11637 get_reloc_addend_noerror.
11638 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11639 variants of add_global which take an addend which must be zero.
11640 * i386.cc: Include "copy-relocs.h".
11641 (class Target_i386): Change type of copy_relocs_ to variable,
11642 update initializer.
11643 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11644 Change all callers.
11645 (Target_i386::do_finalize_sections): Change handling of
11646 copy_relocs_.
11647 * sparc.cc: Include "copy-relocs.h".
11648 (class Target_sparc): Change type of copy_relocs_ to variable,
11649 update initializer.
11650 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11651 Change all callers.
11652 (Target_sparc::do_finalize_sections): Change handling of
11653 copy_relocs_.
11654 * x86_64.cc: Include "copy-relocs.h".
11655 (class Target_x86_64): Change type of copy_relocs_ to variable,
11656 update initializer.
11657 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11658 class. Change all callers.
11659 (Target_x86_64::do_finalize_sections): Change handling of
11660 copy_relocs_.
11661 * Makefile.am (CCFILES): Add copy-relocs.cc.
11662 (HFILES): Add copy-relocs.h.
11663
4f4995b6
ILT		 11664 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11665
85c7bf8b
ILT		 11666 * testsuite/script_test_4.sh: Permit leading zeroes.
11667
4f2a9edd
ILT		 116682008-04-15 Ian Lance Taylor <iant@google.com>
11669
e6188289
ILT		 11670 * script-sections.cc (Script_sections::create_segments): Use
11671 header_size_adjustment even when there is enough room for the
11672 headers.
11673 * testsuite/script_test_4.sh: New file.
11674 * testsuite/script_test_4.t: New file.
11675 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11676 (check_DATA): Add script_test_4.stdout.
11677 (MOSTLYCLEANFILES): Likewise.
11678 (script_test_4): New target.
11679 (script_test_4.stdout): New target.
11680 * testsuite/Makefile.in: Rebuild.
11681
4f2a9edd
ILT		 11682 * sparc.cc: Add definitions for Output_data_plt_sparc class
11683 constants.
11684
f5314dd5
DM		 116852008-04-14 David S. Miller <davem@davemloft.net>
11686
11687 * sparc.cc: New file.
11688 * Makefile.am (TARGETSOURCES): Add sparc.cc
11689 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11690 * configure.tgt: Document targ_extra_size and
11691 targ_extra_big_endian. Add entries for sparc-* and
11692 sparc64-*.
11693 * configure.ac: Handle targ_extra_size and
11694 targ_extra_big_endian.
11695 * Makefile.in: Rebuild.
11696 * configure: Likewise.
11697 * po/POTFILES.in: Likewise.
11698 * po/gold.pot: Likewise.
11699
154e0e9a
ILT		 117002008-04-14 Ian Lance Taylor <iant@google.com>
11701
11702 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11703 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11704 in the name/type/flags to section mapping. Don't call
11705 allocate_output_section.
11706 (Layout::choose_output_section): Change parameter from adjust_name
11707 to is_input_section. Don't permit input sections after sections
11708 are attached to segments. Don't call allocate_output_section.
11709 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11710 not write_enable_output_section.
11711 (Layout::make_output_section): Don't push to
11712 unattached_section_list_ nor call attach_to_segment. Call
11713 attach_section_to_segment if sections are attached.
11714 (Layout::attach_sections_to_segments): New function.
11715 (Layout::attach_section_to_segment): New function.
11716 (Layout::attach_allocated_section_to_segment): Rename from
11717 attach_to_segment. Remove flags parameter.
11718 (Layout::allocate_output_section): Remove function.
11719 (Layout::write_enable_output_section): Remove function.
11720 * layout.h (class Layout): Update for above changes. Add new
11721 field sections_are_attached_.
11722 * output.h (Output_section::update_flags_for_input_section): New
11723 function.
11724 * output.cc (Output_section::add_input_section): Call
11725 update_flags_for_input_section.
11726 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11727
009a67a2
CC		 117282008-04-11 Cary Coutant <ccoutant@google.com>
11729
11730 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11731 thought unnecessary.
11732 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11733
759b1a24
ILT		 117342008-04-11 Ian Lance Taylor <iant@google.com>
11735
11736 * output.h (class Output_section_data): Remove inline definition
11737 of set_addralign.
11738 * output.cc (Output_section_data::set_addralign): New function.
11739
c2b45e22
CC		 117402008-04-11 Cary Coutant <ccoutant@google.com>
11741
11742 Add support for TLS descriptors for i386 and x86_64.
11743 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11744 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11745 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11746 GOT_TYPE_TLS_DESC.
11747 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11748 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11749 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11750 relocations.
11751 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11752 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11753 Fix problem with initial-exec relocations.
11754 (Target_i386::Relocate::relocate_tls): Likewise.
11755 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11756 relaxation.
11757 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11758 support for section-plus-offset dynamic table entries.
11759 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11760 (Output_data_dynamic::Dynamic_entry): Add support for
11761 section-plus-offset dynamic table entries.
11762 (Output_data_dynamic::Classification): Likewise.
11763 (Output_data_dynamic::classification_): Renamed offset_.
11764 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11765 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11766 (Target_x86_64::make_plt_section): New function.
11767 (Target_x86_64::reserve_tlsdesc_entries): New function.
11768 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11769 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11770 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11771 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11772 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11773 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11774 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11775 add extra PLT entry for TLS descriptors.
11776 (Output_data_plt_x86_64::got_): New field.
11777 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11778 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11779 fields.
11780 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11781 descriptors.
11782 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11783 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11784 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11785 R_386_TLS_DESC_CALL relocations.
11786 (Target_x86_64::Scan::global): Likewise.
11787 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11788 for TLS descriptors.
11789 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11790 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11791 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11792 GD-to-IE relaxation.
11793 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11794 and TLS_DESCRIPTORS.
11795 * Makefile.in: Rebuild.
11796 * configure: Rebuild.
11797 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11798 (tls_test_shared2.so): New target.
11799 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11800 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11801 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11802 (tls_shared_gd_to_ie_test_LDADD): New variable.
11803 (tls_shared_gnu2_gd_to_ie_test): New target.
11804 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11805 New targets.
11806 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11807 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11808 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11809 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11810 (tls_shared_gnu2_test): New target.
11811 (tls_test_gnu2_shared.so): New target.
11812 (tls_shared_gnu2_test_SOURCES): New variable.
11813 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11814 (tls_shared_gnu2_test_LDFLAGS): New variable.
11815 (tls_shared_gnu2_test_LDADD): New variable.
11816 * testsuite/Makefile.in: Rebuild.
11817 * testsuite/Makefile.
11818
83bfb6b7
ILT		 118192008-04-11 Ian Lance Taylor <iant@google.com>
11820
11821 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11822 justsyms.t.
11823 * testsuite/Makefile.in: Rebuild.
11824
11825 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11826 long.
11827 * testsuite/script_test_2.cc (main): Adjust test.
11828
706e1f5e
ILT		 118292008-04-11 David S. Miller <davem@davemloft.net>
11830 Ian Lance Taylor <iant@google.com>
11831
11832 * options.h (General_options): Add entries for '-Y' and
11833 '-relax'.
11834 * options.cc (General_options:finalize): If -Y was used, add those
11835 entries to the library path instead of the default "/lib" and
11836 "/usr/lib".
11837
7c98e6bb
DM		 118382008-04-11 David S. Miller <davem@davemloft.net>
11839
11840 * testsuite/justsyms.t: Start at 0x100.
11841 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11842 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11843 long.
11844 * testsuite/script_test_2.cc: Adjust string and section length
11845 checks.
7c98e6bb 11846
99a37bfd
ILT		 118472008-04-09 Ian Lance Taylor <iant@google.com>
11848
2cefc357
ILT		 11849 PR gold/5996
11850 * script-sections.cc (Sections_element::allocate_to_segment): Add
11851 orphan parameter.
11852 (Output_section_definition::allocate_to_segment): Likewise.
11853 (Orphan_output_section::allocate_to_segment): Likewise.
11854 (Script_sections::attach_sections_using_phdrs_clause): Don't
11855 propagate non-PT_LOAD segments to orphan sections.
11856 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11857 readelf rather than objdump.
11858 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11859 .interp section and PT_INTERP segment are the same size.
11860 * testsuite/Makefile.in: Rebuild.
11861
99a37bfd
ILT		 11862 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11863 aliases for symbols defined in the same object.
11864 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11865 (weak_alias_test_SOURCES): New variable.
11866 (weak_alias_test_DEPENDENCIES): New variable.
11867 (weak_alias_test_LDFLAGS): New variable.
11868 (weak_alias_test_LDADD): New variable.
11869 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11870 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11871 (weak_alias_test_3.o): New target.
11872 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11873 * testsuite/weak_alias_test_main.cc: New file.
11874 * testsuite/weak_alias_test_1.cc: New file.
11875 * testsuite/weak_alias_test_2.cc: New file.
11876 * testsuite/weak_alias_test_3.cc: New file.
11877
780e49c5
ILT		 118782008-04-08 Ian Lance Taylor <iant@google.com>
11879
cdb0b8f5
ILT		 11880 * options.h (class General_options): Add --noinhibit-exec option.
11881 * main.cc (main): Check --noinhibit-exec.
11882
0864d551
ILT		 11883 * options.h (class General_options): Define --wrap as a special
11884 option. Add wrap_symbols_ field.
11885 (General_options::any_wrap_symbols): New function.
11886 (General_options::is_wrap_symbol): New function.
11887 * options.cc (General_options::parse_wrap): New function.
11888 (General_options::General_options): Initialize wrap_symbols_.
11889 * symtab.cc (Symbol_table::wrap_symbol): New function.
11890 (Symbol_table::add_from_object): Handle --wrap.
11891 * symtab.h (class Symbol_table): Declare wrap_symbol.
11892 * target.h (Target::wrap_char): New function.
11893 (Target::Target_info): Add wrap_char field.
11894 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11895 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11896 * testsuite/testfile.cc (Target_test::test_target_info):
11897 Likewise.
11898
789aa6de
ILT		 11899 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11900 there is one.
11901
2c38906f
ILT		 11902 * layout.h (class Layout): Add added_eh_frame_data_ field.
11903 * layout.cc (Layout::Layout): Initialize new field.
11904 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11905 output section until we find a section we merged successfully.
11906 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11907 that the size be non-zero.
11908
780e49c5
ILT		 11909 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11910 qualifier.
11911
7fcd0256
ILT		 119122008-04-08 Craig Silverstein <csilvers@google.com>
11913
11914 * configure.ac: Export new conditional variable HAVE_ZLIB.
11915 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11916 on HAVE_ZLIB.
11917 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11918 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11919
6835af53
ILT		 119202008-04-07 Ian Lance Taylor <iant@google.com>
11921
e24f324c
ILT		 11922 * version.cc (version_string): Set to "1.5".
11923
a036edd8
ILT		 11924 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11925 Add issued_non_pic_error_ field. Declare check_non_pic.
11926 (Target_x86_64::Scan::check_non_pic): New function.
11927 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11928 (Target_x86_64::Scan::global): Likewise.
11929
624f8810
ILT		 11930 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11931 addend parameter. Change caller. Handle merge sections.
11932 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11933 Address to Addend. Don't add in the result of
11934 local_section_offset, pass down the addend and use the returned
11935 value.
11936 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11937 Update declarations of local_section_offset and symbol_value.
11938 * testsuite/two_file_test_1.cc (t18): New function.
11939 * testsuite/two_file_test_2.cc (f18): New function.
11940 * testsuite/two_file_test_main.cc (main): Call t18.
11941 * testsuite/two_file_test.h (t18, f18): Declare.
11942
6835af53
ILT		 11943 * configure.ac: Don't test for objdump, c++filt, or readelf.
11944 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11945 conditionals.
11946 (TEST_READELF): New variable.
11947 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11948 (check_PROGRAMS): Add two_file_strip_test.
11949 (two_file_strip_test): New target.
11950 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11951 (two_file_same_shared_strip_test_SOURCES): New variable.
11952 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11953 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11954 (two_file_same_shared_strip_test_LDADD): New variable.
11955 (two_file_shared_strip.so): New target.
11956 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11957 (ver_test_5.syms, ver_test_7.syms): Likewise.
11958 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11959 (strip_test_3.stdout): Use TEST_OBJDUMP.
11960 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11961
86925eef
CC		 119622008-04-04 Cary Coutant <ccoutant@google.com>
11963
11964 * symtab.h (Symbol::is_weak_undefined): New function.
11965 (Symbol::is_strong_undefined): New function.
11966 (Symbol::is_absolute): New function.
11967 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11968 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11969 absolute symbols.
11970 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11971 (weak_undef_test): New target.
11972 * testsuite/Makefile.in: Rebuild.
11973 * testsuite/weak_undef_file1.cc: New file.
11974 * testsuite/weak_undef_file2.cc: New file.
11975 * testsuite/weak_undef_test.cc: New file.
11976
126f3ece
ILT		 119772008-04-03 Craig Silverstein <csilvers@google.com>
11978
11979 * compressed_output.h (class Output_compressed_section): Use
11980 unsigned buffer.
11981 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11982 add zlib header.
11983 (zlib_compressed_suffix): Removed.
11984 (Output_compressed_section::set_final_data_size): Use unsigned
11985 buffers.
11986 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11987 Fix linker invocation.
11988 (flagstest_o_specialfile_and_compress_debug_sections):
11989 Likewise.
11990 * testsuite/Makefile.in: Regenerated.
11991
deae2a14
DM		 119922008-04-02 David S. Miller <davem@davemloft.net>
11993
11994 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11995 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11996
70752818
ILT		 119972008-04-02 Craig Silverstein <csilvers@google.com>
11998
11999 * TODO: New file.
12000
39d0cb0e
ILT		 120012008-04-02 Ian Lance Taylor <iant@google.com>
12002
12003 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12004 parameters. Update for new key type to views_. Change all
12005 callers.
12006 (File_read::read): Adjust for byteshift in returned view.
12007 (File_read::add_view): New function, broken out of
12008 find_and_make_view.
12009 (File_read::make_view): New function, broken out of
12010 find_and_make_view.
12011 (File_read::find_or_make_view): Add offset and aligned
12012 parameters. Rewrite accordingly. Change all callers.
12013 (File_read::get_view): Add offset and aligned parameters. Adjust
12014 for byteshift in return value.
12015 (File_read::get_lasting_view): Likewise.
12016 * fileread.h (class File_read): Update declarations.
12017 (class File_read::View): Add byteshift_ field. Add byteshift to
12018 constructor. Add byteshift method.
12019 * archive.h (Archive::clear_uncached_views): New function.
12020 (Archive::get_view): Add aligned parameter. Change all callers.
12021 * object.h (Object::get_view): Add aligned parameter. Change all
12022 callers.
12023 (Object::get_lasting_view): Likewise.
12024
12025 * fileread.cc (File_read::release): Don't call clear_views if
12026 there are multiple objects.
12027 * fileread.h (File_read::clear_uncached_views): New function.
12028 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12029 on the archive.
12030
a1207466
CC		 120312008-03-31 Cary Coutant <ccoutant@google.com>
12032
12033 Add thin archive support.
12034 * archive.cc (Archive::armagt): New const.
12035 (Archive::setup): Remove task parameter and calls to unlock.
12036 (Archive::unlock_nested_archives): New function.
12037 (Archive::read_header): Add nested_off parameter. Change
12038 all callers.
12039 (Archive::interpret_header): Likewise.
12040 (Archive::include_all_members): Change to handle thin
12041 archives.
12042 (Archive::include_member): Likewise.
12043 * archive.h (Archive::Archive): Add new parameters and
12044 initializers.
12045 (Archive::armagt): New const.
12046 (Archive::setup): Remove task parameter.
12047 (Archive::unlock_nested_archives): New function.
12048 (Archive::read_header): Add nested_off parameter.
12049 (Archive::interpret_header): Likewise.
12050 (Archive::Nested_archive_table): New typedef.
12051 (Archive::is_thin_archive_): New field.
12052 (Archive::nested_archives_): New field.
12053 (Archive::options_): New field.
12054 (Archive::dirpath_): New field.
12055 (Archive::task_): New field.
12056 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12057 for thin archives. Pass additional parameters to
12058 Archive::Archive. Unlock the archive file after calling
12059 Archive::setup.
cd536b21 12060
479f6503
ILT		 120612008-03-29 Ian Lance Taylor <iant@google.com>
12062
686c8caf
ILT		 12063 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12064 version symbol to be local.
12065 * testsuite/ver_test_4.sh: New file.
12066 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12067 (check_DATA): Add ver_test_4.syms.
12068 (ver_test_4.syms): New target.
12069 * testsuite/Makefile.in: Rebuild.
12070
ab794b6b
ILT		 12071 * output.cc
12072 (Output_section::Input_section_sort_entry::has_priority): New
12073 function.
12074 (Output_section::Input_section_sort_entry::match_file_name): New
12075 function.
12076 (Output_section::Input_section_sort_entry::match_section_name):
12077 Remove.
12078 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12079 Remove.
12080 (Output_section::Input_section_sort_entry::match_section_file):
12081 Remove.
12082 (Output_section::Input_section_sort_compare::operator()): Rewrite
12083 using new Input_section_sort_entry functions. Sort crtbegin and
12084 crtend first. Sort sections with no priority before sections with
12085 a priority.
12086 * testsuite/initpri1.c (d3): Check j != 4.
12087 (cd5): New constructor/destructor function.
12088 (main): Check j != 2.
12089
479f6503
ILT		 12090 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12091 new symbol when resolving, don't call set_is_default.
12092 * testsuite/ver_test_7.cc: New file.
12093 * testsuite/ver_test_7.sh: New file.
12094 * testsuite/Makefile.am (ver_test_7.so): New target.
12095 (ver_test_7.o): New target.
12096 (check_SCRIPTS): Add ver_test_7.sh.
12097 (check_DATA): Add ver_test_7.syms.
12098 (ver_test_7.syms): New target.
12099
2fd32231
ILT		 121002008-03-28 Ian Lance Taylor <iant@google.com>
12101
12102 * layout.cc (Layout::layout): If we see an input section with a
12103 name that needs sorting, set the must_sort flag for the output
12104 section.
12105 (Layout::make_output_section): If the name of the output section
12106 indicates that it might require sorting, set the may_sort flag.
12107 * output.h (Output_section::may_sort_attached_input_sections): New
12108 function.
12109 (Output_section::set_may_sort_attached_input_sections): New
12110 function.
12111 (Output_section::must_sort_attached_input_sections): New
12112 function.
12113 (Output_section::set_must_sort_attached_input_sections): New
12114 function.
12115 (class Output_section): Declare Input_section_sort_entry. Define
12116 Input_section_sort_compare. Declare
12117 sort_attached_input_sections. Add new fields:
12118 may_sort_attached_input_sections_,
12119 must_sort_attached_input_sections_,
12120 attached_input_sections_are_sorted_.
12121 * output.cc (Output_section::Output_section): Initialize new
12122 fields.
12123 (Output_section::add_input_section): Add an entry to
12124 input_sections_ if may_sort or must_sort are true.
12125 (Output_section::set_final_data_size): Call
12126 sort_attached_input_sections if necessary.
12127 (Output_section::Input_section_sort_entry): Define new class.
12128 (Output_section::Input_section_sort_compare::operator()): New
12129 function.
12130 (Output_section::sort_attached_input_sections): New function.
12131 * configure.ac: Check whether the compiler supports constructor
12132 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12133 * testsuite/initpri1.c: New file.
12134 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12135 CONSTRUCTOR_PRIORITY.
12136 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12137 (initpri1_LDFLAGS): New variable.
12138 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12139
18e6b24e
ILT		 121402008-03-27 Ian Lance Taylor <iant@google.com>
12141
49bdd526
ILT		 12142 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12143 * testsuite/common_test_1.c: New file.
12144 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12145 (common_test_1_SOURCES): New variable.
12146 (common_test_1_DEPENDENCIES): New variable.
12147 (common_test_1_LDFLAGS): New variable.
12148
18e6b24e
ILT		 12149 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12150 and commons_ correctly when NAME/VERSION does not override
12151 NAME/NULL.
12152 * testsuite/ver_test_6.c: New file.
12153 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12154 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12155 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12156
04bf7072
ILT		 121572008-03-26 Ian Lance Taylor <iant@google.com>
12158
5871526f
ILT		 12159 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12160 of an undefined symbol from a version script.
12161 * testsuite/Makefile.am (ver_test_5.so): New target.
12162 (ver_test_5.o): New target.
12163 (check_SCRIPTS): Add ver_test_5.sh.
12164 (check_DATA): Add ver_test_5.syms.
12165 (ver_test_5.syms): New target.
12166 * testsuite/ver_test_5.cc: New file.
12167 * testsuite/ver_test_5.script: New file.
12168 * testsuite/ver_test_5.sh: New file.
12169 * Makefile.in, testsuite/Makefile.in: Rebuild.
12170
04bf7072
ILT		 12171 PR gold/5986
12172 Fix problems building gold with gcc 4.3.0.
12173 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12174 (gold_error_at_location, gold_warning_at_location): Use it.
12175 * configure.ac: Check whether we can compile and use a template
12176 function with a printf attribute.
12177 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12178 when jumping over bytes.
12179 * object.cc: Instantiate Object::read_section_data.
12180 * debug.h: Include <cstring>
12181 * dwarf_reader.cc: Include <algorithm>
12182 * main.cc: Include <cstring>.
12183 * options.cc: Include <cstring>.
12184 * output.cc: Include <cstring>.
12185 * script.cc: Include <cstring>.
12186 * script.h: Include <string>.
12187 * symtab.cc: Include <cstring> and <algorithm>.
12188 * target-select.cc: Include <cstring>.
12189 * version.cc: Include <string>.
12190 * testsuite/testmain.cc: Include <cstdlib>.
12191 * configure, config.in: Rebuild.
12192
874c5b28
ILT		 121932008-03-25 Ian Lance Taylor <iant@google.com>
12194
819d6c3a
ILT		 12195 * options.cc: Include "../bfd/bfdver.h".
12196 (options::help): Print bug reporting address.
12197
f4b2c6f5
ILT		 12198 * version.cc (print_version): Adjust output for current value of
12199 BFD_VERSION_STRING.
12200
12201 * NEWS: New file.
12202
e96caa79
ILT		 12203 * options.cc (options::help): Print list of supported targets.
12204 * target-select.h: Include <vector>.
12205 (class Target_selector): Make machine_, size_, and is_big_endian_
12206 fields const. Add bfd_name_ and instantiated_target_ fields.
12207 (Target_selector::Target_selector): Add bfd_name parameter.
12208 (Target_selector::recognize): Make non-virtual, call
12209 do_recognize.
12210 (Target_selector::recognize_by_name): Make non-virtual, call
12211 do_recognize_by_name.
12212 (Target_selector::supported_names): New function.
12213 (Target_selector::bfd_name): New function.
12214 (Target_selector::do_instantiate_target): New pure virtual
12215 function.
12216 (Target_selector::do_recognize): New virtual function.
12217 (Target_selector::do_recognize_by_name): New virtual function.
12218 (Target_selector::instantiate_target): New private function.
12219 (supported_target_names): Declare.
12220 * target-select.cc (Target_selector::Target_selector): Update for
12221 new parameter and fields.
12222 (select_target_by_name): Check that the name matches before
12223 calling recognize_by_name.
12224 (supported_target_names): New function.
12225 * i386.cc (class Target_selector_i386): Update Target_selector
12226 constructor call. Remove recognize and recognize_by_name. Add
12227 do_instantiate_target.
12228 * x86_64.cc (class Target_selector_x86_64): Likewise.
12229 * testsuite/testfile.cc (class Target_selector_test): Update for
12230 changes to Target_selector.
12231
874c5b28
ILT		 12232 * README: Rewrite, with some notes on unsupported features.
12233
0a65a3a7
CC		 122342008-03-24 Cary Coutant <ccoutant@google.com>
12235
12236 * i386.cc (Target_i386::Got_type): New enum declaration.
12237 (Target_i386::Scan::local): Updated callers of Output_data_got
12238 member functions.
12239 (Target_i386::Scan::global): Likewise.
12240 (Target_i386::Relocate::relocate): Likewise.
12241 (Target_i386::Relocate::relocate_tls): Likewise.
12242 * object.h (Got_offset_list): New class.
12243 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12244 (Sized_relobj::local_got_offset): Likewise.
12245 (Sized_relobj::set_local_got_offset): Likewise.
12246 (Sized_relobj::local_has_tls_got_offset): Removed.
12247 (Sized_relobj::local_tls_got_offset): Removed.
12248 (Sized_relobj::set_local_tls_got_offset): Removed.
12249 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12250 * output.cc (Output_data_got::add_global): Added got_type parameter.
12251 (Output_data_got::add_global_with_rel): Likewise.
12252 (Output_data_got::add_global_with_rela): Likewise.
12253 (Output_data_got::add_global_pair_with_rel): New function.
12254 (Output_data_got::add_global_pair_with_rela): New function.
12255 (Output_data_got::add_local): Added got_type parameter.
12256 (Output_data_got::add_local_with_rel): Likewise.
12257 (Output_data_got::add_local_with_rela): Likewise.
12258 (Output_data_got::add_local_pair_with_rel): New function.
12259 (Output_data_got::add_local_pair_with_rela): New function.
12260 (Output_data_got::add_global_tls): Removed.
12261 (Output_data_got::add_global_tls_with_rel): Removed.
12262 (Output_data_got::add_global_tls_with_rela): Removed.
12263 (Output_data_got::add_local_tls): Removed.
12264 (Output_data_got::add_local_tls_with_rel): Removed.
12265 (Output_data_got::add_local_tls_with_rela): Removed.
12266 * output.h (Output_data_got::add_global): Added got_type parameter.
12267 (Output_data_got::add_global_with_rel): Likewise.
12268 (Output_data_got::add_global_with_rela): Likewise.
12269 (Output_data_got::add_global_pair_with_rel): New function.
12270 (Output_data_got::add_global_pair_with_rela): New function.
12271 (Output_data_got::add_local): Added got_type parameter.
12272 (Output_data_got::add_local_with_rel): Likewise.
12273 (Output_data_got::add_local_with_rela): Likewise.
12274 (Output_data_got::add_local_pair_with_rel): New function.
12275 (Output_data_got::add_local_pair_with_rela): New function.
12276 (Output_data_got::add_global_tls): Removed.
12277 (Output_data_got::add_global_tls_with_rel): Removed.
12278 (Output_data_got::add_global_tls_with_rela): Removed.
12279 (Output_data_got::add_local_tls): Removed.
12280 (Output_data_got::add_local_tls_with_rel): Removed.
12281 (Output_data_got::add_local_tls_with_rela): Removed.
12282 * resolve.cc (Symbol::override_base_with_special): Removed
12283 reference to has_got_offset_ field.
12284 * symtab.cc (Symbol::init_fields): Replaced initialization
12285 of got_offset_ with got_offsets_. Removed initialization
12286 of has_got_offset_
53fcba31 12287 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12288 (Symbol::got_offset): Likewise.
12289 (Symbol::set_got_offset): Likewise.
12290 (Symbol::has_tls_got_offset): Removed.
12291 (Symbol::tls_got_offset): Removed.
12292 (Symbol::set_tls_got_offset): Removed.
12293 (Symbol::got_offset_): Removed.
12294 (Symbol::tls_mod_got_offset_): Removed.
12295 (Symbol::tls_pair_got_offset_): Removed.
12296 (Symbol::got_offsets_): New field.
12297 (Symbol::has_got_offset): Removed.
12298 (Symbol::has_tls_mod_got_offset): Removed.
12299 (Symbol::has_tls_pair_got_offset): Removed.
12300 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12301 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12302 member functions.
12303 (Target_x86_64::Scan::global): Likewise.
12304 (Target_x86_64::Relocate::relocate): Likewise.
12305 (Target_x86_64::Relocate::relocate_tls): Likewise.
12306
bd52eafb
BE		 123072008-03-25 Ben Elliston <bje@au.ibm.com>
12308
12309 * yyscript.y: Fix spelling error in comment.
12310
8b105e34
ILT		 123112008-03-24 Ian Lance Taylor <iant@google.com>
12312
8ed814a9
ILT		 12313 * options.h (class General_options): Define build_id option.
12314 * layout.h (class Layout): Declare write_build_id, create_note,
12315 create_build_id. Add build_id_note_ member.
12316 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12317 "libiberty.h", "md5.h", "sha1.h".
12318 (Layout::Layout): Initialize eh_frame_data_,
12319 eh_frame_hdr_section_, and build_id_note_.
12320 (Layout::finalize): Call create_build_id.
12321 (Layout::create_note): New function, broken out of
12322 Layout::create_gold_note.
12323 (Layout::create_gold_note): Call create_note.
12324 (Layout::create_build_id): New function.
12325 (Layout::write_build_id): New function.
12326 (Close_task_runner::run): Call write_build_id.
12327
8b105e34
ILT		 12328 * x86_64.cc: Correct license to GPLv3.
12329
086a1841
ILT		 123302008-03-23 Ian Lance Taylor <iant@google.com>
12331
12332 * options.cc: Include "demangle.h".
12333 (parse_optional_string): New function.
12334 (parse_long_option): Handle takes_optional_argument.
12335 (parse_short_option): Update dash_z initializer. Handle
12336 takes_optional_argument.
12337 (General_options::General_options): Initialize do_demangle_.
12338 (General_options::finalize): Set do_demangle_. Handle demangling
12339 style.
12340 * options.h (parse_optional_string): Declare.
12341 (struct One_option): Add optional_arg field. Update constructor.
12342 Update call constructor calls. Add takes_optional_argument
12343 function.
12344 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12345 (DEFINE_optional_string): Define.
12346 (General_options::demangle): Change from DEFINE_bool to
12347 DEFINE_optional_string.
12348 (General_options::no_demangle): New function.
12349 (General_options::do_demangle): New function.
12350 (General_options::set_do_demangle): New function.
12351 (General_options::execstack_status_): Move definition to end of
12352 class definition.
12353 (General_options::static_): Likewise.
12354 (General_options::do_demangle_): New field.
12355 * object.cc (big_endian>::get_symbol_location_info): Call
12356 Options::do_demangle, not Options::demangle.
12357 * symtab.cc (demangle): Likewise.
12358
cbb93e63
ILT		 123592008-03-22 Ian Lance Taylor <iant@google.com>
12360
12361 * gold.h: Include <cstddef> and <sys/types.h>
12362 * options.h: Include <cstring>.
12363
ec531623
ILT		 123642008-03-21 Ian Lance Taylor <iant@google.com>
12365
12366 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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