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[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
d55525b9
L		 12011-12-15 H.J. Lu <hongjiu.lu@intel.com>
2
3 PR gold/13505
4 * target-reloc.h (apply_relocation): Replace <64, false> with
5 <size, big_endian>.
6
ff81c7c1
NC		 72011-11-25 Nick Clifton <nickc@redhat.com>
8
9 * po/it.po: New Italian translation.
10
628f39be
SA		 112011-11-17 Sterling Augustine <saugustine@google.com>
12
13 * script.cc (script_include_directive): Implement.
14 (read_script_file): New local variables name and search_path. Update
15 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
16 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
17 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
18
98ef3ea4
SA		 192011-11-11 Sterling Augustine <saugustine@google.com>
20
21 * yyscript.y (section_cmd): Add support for INCLUDE directive.
22 (file_or_sections_cmd): Likewise.
23
f4a8b6d7
DK		 242011-11-11 Doug Kwan <dougkwan@google.com>
25
26 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
27 if --just-symbols is given.
28
29ab395d
DK		 292011-11-10 Doug Kwan <dougkwan@google.com>
30
31 PR gold/13362
32 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
33 when processing data relocs.
34 * reloc.h (Relocate_functions::rel_unaligned): New method.
35 (Relocate_functions::pcrel_unaligned): Ditto.
36 (Relocate_functions::rel32_unaligned): Ditto.
37 (Relocate_functions::pcrel32_unaligned): Ditto.
38
2c339f71
DK		 392011-11-09 Doug Kwan <dougkwan@google.com>
40
41 PR gold/13362
42 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
43 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
44 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
45 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
46 (Relocate_functions::rel_unaligned): New.
47 (Relocate_functions::rel32_unaligned): New.
48 * target-reloc.h (relocate_for_relocatable): Add code to handle
49 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
50 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
51 arm_unaligned_reloc_r): New targets.
52 * testsuite/Makefile.in: Regenerate.
53 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
54 linking.
55
3f3cddf1
ILT		 562011-11-02 Ian Lance Taylor <iant@google.com>
57
58 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
59 NATIVE_LINKER.
60 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
61 * options.cc (General_options::finalize): Use library search path
62 from configure script if specified. If not native and no sysroot,
63 only search TOOLLIBDIR.
64 * options.h (Search_directory::Search_directory): Change name to
65 const std::string&.
66 (General_options::add_to_library_path_with_sysroot): Change arg to
67 const std::string&.
68 * configure, Makefile.in, config.in: Rebuild.
69
a8e2273b
ILT		 702011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
71
72 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
73 we are working around the ARM1176 Erratum.
74 * options.h (General_options::fix_arm1176): Add option.
75 * testsuite/Makefile.am: Add testcases, and keep current ones
76 working.
77 * testsuite/Makefile.in: Regenerate.
78 * testsuite/arm_fix_1176.s: New file.
79 * testsuite/arm_fix_1176.sh: Likewise.
80
cd6eab1c
ILT		 812011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
82
83 * arm.cc (Target_arm::Target_arm): Remove initialisation of
84 may_use_blx_.
85 (Target_arm::may_use_blx): Remove method.
86 (Target_arm::set_may_use_blx): Likewise.
87 (Target_arm::may_use_v4t_interworking): New method.
88 (Target_arm::may_use_v5t_interworking): Likewise.
89 (Target_arm::may_use_blx_): Remove member variable.
90 (Arm_relocate_functions::arm_branch_common): Check for v5T
91 interworking.
92 (Arm_relocate_functions::thumb_branch_common): Likewise.
93 (Reloc_stub::stub_type_for_reloc): Likewise.
94 (Target_arm::do_finalize_sections): Correct interworking checks.
95 * testsuite/Makefile.am: Add new tests.
96 * testsuite/Makefile.in: Regenerate.
97 * testsuite/arm_farcall_arm_arm.s: New test.
98 * testsuite/arm_farcall_arm_arm.sh: Likewise.
99 * testsuite/arm_farcall_arm_thumb.s: Likewise.
100 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
101 * testsuite/arm_farcall_thumb_arm.s: Likewise.
102 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
103 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
104 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
105
286adcf4
CC		 1062011-10-31 Cary Coutant <ccoutant@google.com>
107
108 PR gold/13023
109 * expression.cc (Expression::eval_with_dot): Add
110 is_section_dot_assignment parameter.
111 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
112 absolute and assigning to dot within a section.
113 * script-sections.cc
114 (Output_section_element_assignment::set_section_addresses): Pass
115 dot_section to set_if_absolute.
116 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
117 as is_section_dot_assignment flag to eval_with_dot.
118 (Output_section_element_dot_assignment::set_section_addresses):
119 Likewise.
120 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
121 parameter. Also set value if relative to dot_section; set the
122 symbol's output_section.
123 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
124 parameter. Adjust all callers.
125 (Expression::eval_maybe_dot): Likewise.
126 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
127 Adjust all callers.
128 * testsuite/script_test_2.t: Test assignment of an absolute value
129 to dot within an output section element.
130
9634ed06
CC		 1312011-10-31 Cary Coutant <ccoutant@google.com>
132
133 * options.h (class General_options): Add --[no-]gnu-unique options.
134 * symtab.cc (Symbol_table::sized_write_globals): Convert
135 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
136
de4101c7
CC		 1372011-10-31 Cary Coutant <ccoutant@google.com>
138
139 PR gold/13359
140 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
141 unnecessary assertion.
142 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
143
7257cc92
ST		 1442011-10-31 Sriraman Tallam <tmsriram@google.com>
145
146 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
147 gc_mark_symbol.
148 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
149 gc_mark_symbol.
150 Change to just keep the section associated with symbol.
151 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
152 they are externally visible and --export-dynamic is turned on.
153 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
154
bfc34b3f
ILT		 1552011-10-19 Ian Lance Taylor <iant@google.com>
156
157 PR gold/13163
158 * script-sections.cc
159 (Output_section_element_dot_assignment::needs_output_section): New
160 function.
161
ea0d8c47
ILT		 1622011-10-19 Ian Lance Taylor <iant@google.com>
163
164 PR gold/13204
165 * layout.cc (Layout::segment_precedes): Don't assert failure if a
166 --section-start option was seen.
167 * options.h (General_options::any_section_start): New function.
168
abd242a9
DM		 1692011-10-18 David S. Miller <davem@davemloft.net>
170
171 PR binutils/13301
172 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
173 member to track relocation locations that have moved during TLS
174 reloc optimizations.
175 (Target_sparc::Relocate::Relocate): Initialize to NULL.
176 (Target_sparc::Relocate::relocate): Adjust view down by 4
177 bytes if it matches reloc_adjust_addr_.
178 (Target_sparc::Relocate::relocate_tls): Always move the
179 __tls_get_addr call delay slot instruction forward 4 bytes when
180 performing relaxation.
181
bab9090f
CC		 1822011-10-18 Cary Coutant <ccoutant@google.com>
183
184 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
185 (Output_file::map_no_anonymous): Check for non-zero
186 return code from posix_fallocate.
187
f7c5b166
CC		 1882011-10-17 Cary Coutant <ccoutant@google.com>
189
190 PR gold/13245
191 * plugin.cc (is_visible_from_outside): Check for symbols
192 referenced from dynamic objects.
193 * resolve.cc (Symbol_table::resolve): Don't count references
194 from dynamic objects as references from real ELF files.
195 * testsuite/plugin_test_2.sh: Adjust expected result.
196
b490c0bb
CC		 1972011-10-17 Cary Coutant <ccoutant@google.com>
198
199 * gold.cc: Include timer.h.
200 (queue_middle_tasks): Stamp time.
201 (queue_final_tasks): Likewise.
202 * main.cc (main): Store timer in parameters. Print timers
203 for each pass.
204 * parameters.cc (Parameters::Parameters): Initialize timer_.
205 (Parameters::set_timer): New function.
206 (set_parameters_timer): New function.
207 * parameters.h (Parameters::set_timer): New function.
208 (Parameters::timer): New function.
209 (Parameters::timer_): New data member.
210 (set_parameters_timer): New function.
211 * timer.cc (Timer::stamp): New function.
212 (Timer::get_pass_time): New function.
213 * timer.h (Timer::stamp): New function.
214 (Timer::get_pass_time): New function.
215 (Timer::pass_times_): New data member.
216
f475cf7b
CC		 2172011-10-17 Cary Coutant <ccoutant@google.com>
218
219 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
220 task for members of lib groups.
221
cdd7e244
CC		 2222011-10-17 Cary Coutant <ccoutant@google.com>
223
224 PR gold/13288
4f95c8b4 225 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 226 (File_read::make_view): Move bounds check (replace with assert)...
227 (File_read::find_or_make_view): ... to here.
228
dfb45471
CC		 2292011-10-12 Cary Coutant <ccoutant@google.com>
230
4f95c8b4 231 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 232 ::read returns less than requested size.
233
53bbcc1b
CC		 2342011-10-10 Cary Coutant <ccoutant@google.com>
235
4f95c8b4 236 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 237 Initialize defined_count_.
238 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
239 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
240 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
241 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
242 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 243 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 244 member.
245 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 246 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 247 Return zeroes instead of internal error.
248
397b129b
CC		 2492011-10-10 Cary Coutant <ccoutant@google.com>
250
251 PR gold/13249
4f95c8b4 252 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 253 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 254 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 255 (Output_reloc::type_): Adjust size of bit field.
256 (Output_reloc::use_plt_offset_): New bit field.
257 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
258 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
259 flag. Adjust all callers.
4f95c8b4 260 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 261 creating RELATIVE relocations.
262
d5698657
NC		 2632011-10-10 Nick Clifton <nickc@redhat.com>
264
265 * po/es.po: Updated Spanish translation.
266 * po/fi.po: Updated Finnish translation.
267
6a59a5c2
DN		 2682011-10-03 Diego Novillo <dnovillo@google.com>
269
270 * options.cc (parse_uint): Fix dereference of RETVAL.
271
f0558624
ST		 2722011-09-29 Sriraman Tallam <tmsriram@google.com>
273
274 * layout.h (section_order_map_): New member.
275 (get_section_order_map): New member function.
276 * output.cc (Output_section::add_input_section): Check for patterns
277 only when --section-ordering-file is specified.
278 * gold.cc (queue_middle_tasks): Delay updating order of sections till
279 output_sections have been formed.
280 * layout.cc (Layout_Layout): Initialize section_order_map_.
281 * plugin.cc (update_section_order): Store order in order_map. Do not
282 update the order.
283 * testsuite/Makefile.am: Add test case for plugin_final_layout.
284 * testsuite/Makefile.in: Regenerate.
285 * testsuite/plugin_section_order.c: New file.
286 * testsuite/plugin_final_layout.cc: New file.
287 * testsuite/plugin_final_layout.sh: New file.
288
a7dac153
CC		 2892011-09-29 Cary Coutant <ccoutant@google.com>
290
4f95c8b4 291 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 292 Check for NULL.
4f95c8b4 293 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 294 symbols during incremental update.
295 (Symbol_table::add_from_dynobj): Likewise.
296
eebd87a5
ILT		 2972011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
298 Ian Lance Taylor <iant@google.com>
299
300 * symtab.cc (Symbol_table::define_special_symbol): Always
301 canonicalize version string.
302
403a3331
CC		 3032011-09-26 Cary Coutant <ccoutant@google.com>
304
4f95c8b4
CC		 305 * gold.cc (queue_initial_tasks): Move option checks ...
306 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 307 some options; make others fatal.
308
235061c2
CC		 3092011-09-26 Cary Coutant <ccoutant@google.com>
310
311 gcc PR lto/47247
312 * plugin.cc (get_symbols_v2): New function.
313 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
314 (is_referenced_from_outside): New function.
315 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
316 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
317 (get_symbols): Pass version parameter.
318 (get_symbols_v2): New function.
319 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
320 parameter.
321 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
322 (onload): Add LDPT_GET_SYMBOLS_V2.
323 (all_symbols_read_hook): Use get_symbols_v2; check for
324 LDPR_PREVAILING_DEF_IRONLY_EXP.
325 * testsuite/plugin_test_3.sh: Update expected results.
326
dc87f620
ILT		 3272011-09-23 Simon Baldwin <simonb@google.com>
328
329 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
330 configuration options.
331 * configure: Regenerate.
332 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
333 * Makefile.in: Regenerate.
334 * testsuite/Makefile.in: Regenerate.
335
a8279f82
ST		 3362011-09-19 Sriraman Tallam <tmsriram@google.com>
337
338 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
339
0c9350c8
CC		 3402011-09-19 Cary Coutant <ccoutant@google.com>
341
342 * incremental.cc (can_incremental_update): Fix typo in comment.
343 * incremental.h (can_incremental_update): Likewise.
344
aa06ae28
CC		 3452011-09-18 Cary Coutant <ccoutant@google.com>
346
347 * incremental.cc (can_incremental_update): New function.
348 * incremental.h (can_incremental_update): New function.
349 * layout.cc (Layout::init_fixed_output_section): Call it.
350 (Layout::make_output_section): Don't allow patch space in .eh_frame.
351 * object.cc (Sized_relobj_file::do_layout): Call
352 can_incremental_update.
353
ebb300b2
CC		 3542011-09-13 Cary Coutant <ccoutant@google.com>
355
356 * configure.ac: Check for glibc support for gnu_indirect_function
357 support with static linking, setting automake conditional
358 IFUNC_STATIC.
359 * Makefile.in: Regenerate.
360 * configure: Regenerate.
361
362 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
363 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
364 for IFUNC_STATIC.
365 * testsuite/Makefile.in: Regenerate.
366
1206d0d5
CC		 3672011-09-13 Cary Coutant <ccoutant@google.com>
368
369 * incremental.cc (Sized_relobj_incr::do_layout): Call
370 report_comdat_group for kept comdat sections.
371 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
372 * testsuite/Makefile.in: Regenerate.
373 * testsuite/incr_comdat_test_1.cc: New source file.
374 * testsuite/incr_comdat_test_2_v1.cc: New source file.
375 * testsuite/incr_comdat_test_2_v2.cc: New source file.
376 * testsuite/incr_comdat_test_2_v3.cc: New source file.
377
40b29874
ILT		 3782011-09-13 Ian Lance Taylor <iant@google.com>
379
380 * object.cc (Sized_relobj_file::do_layout): Remove unused local
381 variable external_symbols_offset.
382
1b045aac
ILT		 3832011-09-12 Ian Lance Taylor <iant@google.com>
384
385 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
386 triggered if object has no symbols.
387
24c6c55a
DM		 3882011-09-09 David S. Miller <davem@davemloft.net>
389
390 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
391 (Output_fill_debug_line::do_write): Likewise.
392
66570254
CC		 3932011-08-29 Cary Coutant <ccoutant@google.com>
394
395 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
396 casts to match formatting specs.
397 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
398
8ea8cd50
CC		 3992011-08-26 Cary Coutant <ccoutant@google.com>
400
401 * layout.cc (Free_list::allocate): Provide guarantee of minimum
402 remaining hole size when allocating.
403 (Layout::make_output_section): Set fill methods for debug sections.
404 * layout.h (Free_list::Free_list_node): Move from private to
405 public.
406 (Free_list::set_min_hole_size): New function.
407 (Free_list::begin, Free_list::end): New functions.
408 (Free_list::min_hole_): New data member.
409 * output.cc: Include dwarf.h.
410 (Output_fill_debug_info::do_minimum_hole_size): New function.
411 (Output_fill_debug_info::do_write): New function.
412 (Output_fill_debug_line::do_minimum_hole_size): New function.
413 (Output_fill_debug_line::do_write): New function.
414 (Output_section::Output_section): Initialize new data member.
415 (Output_section::set_final_data_size): Ensure patch space is larger
416 than minimum hole size.
417 (Output_section::do_write): Fill holes in debug sections.
418 * output.h (Output_fill): New class.
419 (Output_fill_debug_info): New class.
420 (Output_fill_debug_line): New class.
421 (Output_section::set_free_space_fill): New function.
422 (Output_section::free_space_fill_): New data member.
423 * testsuite/Makefile.am (incremental_test_3): Add
424 --incremental-patch option.
425 (incremental_test_4): Likewise.
426 (incremental_test_5): Likewise.
427 (incremental_test_6): Likewise.
428 (incremental_copy_test): Likewise.
429 (incremental_common_test_1): Likewise.
430 * testsuite/Makefile.in: Regenerate.
431
7cf80422
NC		 4322011-08-26 Nick Clifton <nickc@redhat.com>
433
434 * po/es.po: Updated Spanish translation.
435
c3f7b0e5
CC		 4362011-08-01 Cary Coutant <ccoutant@google.com>
437
438 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
439 * gold/testsuite/Makefile.in: Regenerate.
440 * gold/testsuite/justsyms_exec.c: New source file.
441 * gold/testsuite/justsyms_lib.c: New source file.
442
9590bf25
CC		 4432011-08-01 Cary Coutant <ccoutant@google.com>
444
445 * layout.cc (Layout::set_segment_offsets): Don't realign text
446 segment if -Ttext was specified.
447 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
448 file type.
449 * object.h (Sized_relobj_file::e_type): New function.
450 (Sized_relobj_file::e_type_): New data member.
451 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
452 base address for ET_EXEC files.
453 * target.cc (Target::do_make_elf_object_implementation): Allow
454 ET_EXEC files with --just-symbols option.
455
dcd8d12e
CC		 4562011-07-28 Cary Coutant <ccoutant@google.com>
457
458 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
459 Add thread_number parameter.
460 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
461 * workqueue-threads.cc
462 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
463 current thread if its thread number is greater than desired thread
464 count.
465 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
466 Add thread_number parameter.
467 (Workqueue::should_cancel_thread): Likewise.
468 (Workqueue::find_runnable_or_wait): Pass thread_number to
469 should_cancel_thread.
470 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
471 parameter.
472
804eb480
ST		 4732011-07-22 Sriraman Tallam <tmsriram@google.com>
474
475 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
476 only after checking if it cannot be forced local.
477 * symtab.h (is_externally_visible): Check if the symbol is not forced
478 local.
479
f1ddb600
ILT		 4802011-07-15 Ian Lance Taylor <iant@google.com>
481
482 * options.h (class General_options): Add --print-output-format.
483 Move -EL next to -EB, for better --help output.
484 * target-select.cc: Include <cstdio>, "options.h", and
485 "parameters.h".
486 (Target_selector::do_target_bfd_name): New function.
487 (print_output_format): New function.
488 * target-select.h (class Target_selector): Update declarations.
489 (Target_selector::target_bfd_name): New function.
490 (print_output_format): Declare.
491 * main.cc: Include "target-select.h".
492 (main): Handle --print-output-format.
493 * gold.cc: Include "target-select.h".
494 (queue_initial_tasks): Handle --print-output-format when there are
495 no input files.
496 * parameters.cc (parameters_force_valid_target): Give a better
497 error message if -EB/-EL does not match target.
498 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
499 function.
500
7d172687
ILT		 5012011-07-15 Ian Lance Taylor <iant@google.com>
502
503 * i386.cc (class Output_data_plt_i386): Add layout_ field.
504 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
505 (Output_data_plt_i386::do_write): Write address of .dynamic
506 section to first entry in .got.plt section.
507 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
508 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
509 Initialize layout_.
510 (Output_data_plt_x86_64::do_write): Write address of .dynamic
511 section to first entry in .got.plt section.
512 * layout.h (Layout::dynamic_section): New function.
513
e9552f7e
ST		 5142011-07-13 Sriraman Tallam <tmsriram@google.com>
515
516 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
517 to claim_file call.
518 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
519 input_section_position_, and input_section_glob_.
520 (read_layout_from_file): Call function section_ordering_specified.
521 * layout.h (is_section_ordering_specified): New function.
522 (section_ordering_specified): New function.
523 (section_ordering_specified_): New boolean member.
524 * main.cc(main): Call load_plugins after layout object is defined.
525 * output.cc (Output_section::add_input_section): Use
526 function section_ordering_specified to check if section ordering is
527 needed.
528 * output.cc (Output_section::add_relaxed_input_section): Use
529 function section_ordering_specified to check if section ordering is
530 needed.
531 (Output_section::update_section_layout): New function.
532 (Output_section::sort_attached_input_sections): Check if input section
533 must be reordered.
534 * output.h (Output_section::update_section_layout): New function.
535 * plugin.cc (get_section_count): New function.
536 (get_section_type): New function.
537 (get_section_name): New function.
538 (get_section_contents): New function.
539 (update_section_order): New function.
540 (allow_section_ordering): New function.
541 (Plugin::load): Add the new interfaces to the transfer vector.
542 (Plugin_manager::load_plugins): New parameter.
543 (Plugin_manager::all_symbols_read): New parameter.
544 (Plugin_manager::claim_file): New parameter. Save the elf object for
545 unclaimed objects.
546 (Plugin_manager::get_elf_object): New function.
547 (Plugin_manager::get_view): Change to directly use the bool to check
548 if get_view is called from claim_file_hook.
549 * plugin.h (input_objects): New function
550 (Plugin__manager::load_plugins): New parameter.
551 (Plugin_manager::claim_file): New parameter.
552 (Plugin_manager::get_elf_object): New function.
553 (Plugin_manager::in_claim_file_handler): New function.
554 (Plugin_manager::in_claim_file_handler_): New member.
555 (layout): New function.
556 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
557 handler with an extra parameter. Make the elf object before calling
558 claim_file handler.
559 * testsuite/plugin_test.c (get_section_count): New function pointer.
560 (get_section_type): New function pointer.
561 (get_section_name): New function pointer.
562 (get_section_contents): New function pointer.
563 (update_section_order): New function pointer.
564 (allow_section_ordering): New function pointer.
565 (onload): Check if the new interfaces exist.
566
9446efde
ILT		 5672011-07-13 Ian Lance Taylor <iant@google.com>
568
569 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
570 relro section.
571 * x86_64.cc (Target_x86_64::got_section): Likewise.
572 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
573 (relro_now_test_SOURCES): New variable.
574 (relro_now_test_DEPENDENCIES): New variable.
575 (relro_now_test_LDFLAGS): New variable.
576 (relro_now_test_LDADD): New variable.
577 (relro_now_test.so): New target.
578 * testsuite/Makefile.in: Rebuild.
579
07aa62f2
ILT		 5802011-07-12 Ian Lance Taylor <iant@google.com>
581
582 PR gold/12980
583 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
584 GLOB_DAT relocation rather than a RELATIVE relocation for a
585 protected symbol when creating a shared library.
586 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
587 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
588 * testsuite/protected_main_1.cc (main): Test that protected
589 function has same address.
590
e2153196
ILT		 5912011-07-11 Ian Lance Taylor <iant@google.com>
592
593 PR gold/12979
594 * options.h (class General_options): Add -Bgroup.
595 * options.cc (General_options::finalize): If -Bgroup is set,
596 default to --unresolved-symbols=report-all.
597 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
598 * target-reloc.h (issue_undefined_symbol_error): Handle
599 --unresolved-symbols=report-all.
600
6daf5215
ILT		 6012011-07-08 Ian Lance Taylor <iant@google.com>
602
603 PR gold/11985
604 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
605 if linker script discards key sections.
606 (Layout::create_dynamic_symtab): Likewise.
607 (Layout::assign_local_dynsym_offsets): Likewise.
608 (Layout::sized_create_version_sections): Likewise.
609 (Layout::create_interp): Likewise.
610 (Layout::finish_dynamic_section): Likewise.
611 (Layout::set_dynamic_symbol_size): Likewise.
612
beabb2c6
ILT		 6132011-07-08 Ian Lance Taylor <iant@google.com>
614
615 PR gold/12386
616 * options.h (class General_options): Add --unresolved-symbols.
617 * target-reloc.h (issue_undefined_symbol_error): Check
618 --unresolved-symbols. Add comments.
619
9c16daf1
ILT		 6202011-07-08 Ian Lance Taylor <iant@google.com>
621
622 * testsuite/odr_violation2.cc (Ordering::operator()): Make
623 expression more complex.
624
191f1a2d
ILT		 6252011-07-08 Ian Lance Taylor <iant@google.com>
626
627 PR gold/11317
628 * target-reloc.h (issue_undefined_symbol_error): New inline
629 function, broken out of relocate_section.
630 (relocate_section): Call issue_undefined_symbol_error.
631 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
632 there is no TLS segment if we are about to issue an undefined
633 symbol error.
634 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
635
62855347
ILT		 6362011-07-08 Ian Lance Taylor <iant@google.com>
637
638 PR gold/12279
639 * resolve.cc (Symbol_table::should_override): Add fromtype
640 parameter. Change all callers. Give error when linking together
641 TLS and non-TLS symbol.
642 (Symbol_table::should_override_with_special): Add fromtype
643 parameter. Change all callers.
644 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
645 there is no TLS segment if we have reported some errors.
646 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
647
67181c72
ILT		 6482011-07-08 Ian Lance Taylor <iant@google.com>
649
650 PR gold/12372
651 * target.h (Target::plt_address_for_global): New function.
652 (Target::plt_address_for_local): New function.
653 (Target::plt_section_for_global): Remove.
654 (Target::plt_section_for_local): Remove.
655 (Target::do_plt_address_for_global): New virtual function.
656 (Target::do_plt_address_for_local): New virtual function.
657 (Target::do_plt_section_for_global): Remove.
658 (Target::do_plt_section_for_local): Remove.
659 (Target::register_global_plt_entry): Add Symbol_table and Layout
660 parameters.
661 * output.cc (Output_data_got::Got_entry::write): Use
662 plt_address_for_global and plt_address_for_local.
663 * layout.cc (Layout::add_target_dynamic_tags): Use size and
664 address of output section.
665 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
666 got_irelative_, and irelative_count_ fields. Update
667 declarations.
668 (Output_data_plt_i386::has_irelative_section): New function.
669 (Output_data_plt_i386::entry_count): Add irelative_count_.
670 (Output_data_plt_i386::set_final_data_size): Likewise.
671 (class Target_i386): Add got_irelative_ and rel_irelative_
672 fields. Update declarations.
673 (Target_i386::Target_i386): Initialize new fields.
674 (Target_i386::do_plt_address_for_global): New function replacing
675 do_plt_section_for_global.
676 (Target_i386::do_plt_address_for_local): New function replacing
677 do_plt_section_for_local.
678 (Target_i386::got_section): Create got_irelative_.
679 (Target_i386::rel_irelative_section): New function.
680 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
681 fields. Don't define __rel_iplt_{start,end}.
682 (Output_data_plt_i386::add_entry): Add symtab and layout
683 parameters. Change all callers. Use different PLT and GOT for
684 IFUNC symbols.
685 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
686 layout parameters. Change all callers. Use different PLT and
687 GOT.
688 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
689 (Output_data_plt_i386::rel_irelative): New function.
690 (Output_data_plt_i386::address_for_global): New function.
691 (Output_data_plt_i386::address_for_local): New function.
692 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
693 IRELATIVE GOT when changing IFUNC GOT entries.
694 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
695 reloc.
696 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
697 if we didn't create an IRELATIVE GOT.
698 (Target_i386::Relocate::relocate): Use plt_address_for_global and
699 plt_address_for_local.
700 (Target_i386::do_dynsym_value): Use plt_address_for_global.
701 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
702 got_irelative_, and irelative_count_ fields. Update
703 declarations.
704 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
705 Initialize new fields. Remove symtab parameter. Change all
706 callers.
707 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
708 irelative_count_.
709 (Output_data_plt_x86_64::has_irelative_section): New function.
710 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
711 (class Target_x86_64): Add got_irelative_ and rel_irelative_
712 fields. Update declarations.
713 (Target_x86_64::Target_x86_64): Initialize new fields.
714 (Target_x86_64::do_plt_address_for_global): New function replacing
715 do_plt_section_for_global.
716 (Target_x86_64::do_plt_address_for_local): New function replacing
717 do_plt_section_for_local.
718 (Target_x86_64::got_section): Create got_irelative_.
719 (Target_x86_64::rela_irelative_section): New function.
720 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
721 all callers. Don't create __rel_iplt_{start,end}.
722 (Output_data_plt_x86_64::add_entry): Add symtab and layout
723 parameters. Change all callers. Use different PLT and GOT for
724 IFUNC symbols.
725 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
726 layout parameters. Change all callers. Use different PLT and
727 GOT.
728 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
729 parameters. Change all callers. Use different PLT and GOT for
730 IFUNC symbols.
731 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
732 (Output_data_plt_x86_64::rela_irelative): New function.
733 (Output_data_plt_x86_64::address_for_global): New function.
734 (Output_data_plt_x86_64::address_for_local): New function.
735 (Output_data_plt_x86_64::set_final_data_size): Likewise.
736 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
737 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
738 (Target_x86_64::register_global_plt_entry): Add symtab and layout
739 parameters.
740 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
741 reloc.
742 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
743 symbols if we didn't create an IRELATIVE GOT.
744 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
745 plt_address_for_local.
746 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
747 * testsuite/ifuncvar1.c: New test file.
748 * testsuite/ifuncvar2.c: New test file.
749 * testsuite/ifuncvar3.c: New test file.
750 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
751 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
752 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
753 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
754 * testsuite/Makefile.in: Rebuild.
755
33c15b45
CC		 7562011-07-07 Cary Coutant <ccoutant@google.com>
757
758 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
759 (two_file_test_1_ndebug.o): Likewise.
760 (two_file_test_1b_ndebug.o): Likewise.
761 (two_file_test_2_ndebug.o): Likewise.
762 (two_file_test_main_ndebug.o): Likewise.
763 (incremental_test_2): Link with no-debug versions.
764
f48b5fb7
CC		 7652011-07-06 Cary Coutant <ccoutant@google.com>
766
767 * gold/incremental.cc
768 (Output_section_incremental_inputs::write_info_blocks): Check for
769 hidden and internal symbols.
770
221597a5
CC		 7712011-07-06 Cary Coutant <ccoutant@google.com>
772
773 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
774 Check disposition for startup file.
775 (Incremental_inputs::report_command_line): Ignore
776 --incremental-startup-unchanged option.
777 * options.cc (General_options::parse_incremental_startup_unchanged):
778 New function.
779 (General_options::General_options): Initialize new data member.
780 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
781 (General_options): Add --incremental-startup-unchanged option.
782 (General_options::incremental_startup_disposition): New function.
783 (General_options::incremental_startup_disposition_): New data member.
784
e24719f6
CC		 7852011-07-06 Cary Coutant <ccoutant@google.com>
786
787 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
788 input file index to Script_info ctor.
789 (Sized_incremental_binary::do_file_has_changed): Find the
790 command-line argument for files named in scripts.
791 * incremental.h (Script_info::Script_info): New ctor
792 with input file index.
793 (Script_info::input_file_index): New function.
794 (Script_info::input_file_index_): New data member.
795 (Incremental_binary::get_library): Add const.
796 (Incremental_binary::get_script_info): Add const.
797 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
798 * testsuite/Makefile.am (incremental_test_5): New test case.
799 (incremental_test_6): New test case.
800 * testsuite/Makefile.in: Regenerate.
801
8f7c81e8
CC		 8022011-07-06 Cary Coutant <ccoutant@google.com>
803
804 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
805 debug output when command lines differ.
806
9fbd3822
CC		 8072011-07-06 Cary Coutant <ccoutant@google.com>
808
809 * incremental.cc (Incremental_inputs::report_command_line): Ignore
810 --incremental-patch option.
811 * layout.cc (Free_list::allocate): Extend allocation beyond original
812 end if enabled.
813 (Layout::make_output_section): Mark sections that should get
814 patch space.
815 * options.cc (parse_percent): New function.
816 * options.h (parse_percent): New function.
817 (DEFINE_percent): New macro.
818 (General_options): Add --incremental-patch option.
819 * output.cc (Output_section::Output_section): Initialize new data
820 members.
821 (Output_section::add_input_section): Print section name when out
822 of patch space.
823 (Output_section::add_output_section_data): Likewise.
824 (Output_section::set_final_data_size): Add patch space when
825 doing --incremental-full.
826 (Output_section::do_reset_address_and_file_offset): Remove patch
827 space.
828 (Output_segment::set_section_list_addresses): Print debug output
829 only if --incremental-update.
830 * output.h (Output_section::set_is_patch_space_allowed): New function.
831 (Output_section::is_patch_space_allowed_): New data member.
832 (Output_section::patch_space_): New data member.
833 * parameters.cc (Parameters::incremental_full): New function.
834 * parameters.h (Parameters::incremental_full): New function
835 * testsuite/Makefile.am (incremental_test_2): Add test for
836 --incremental-patch option.
837 * testsuite/Makefile.in: Regenerate.
838 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
839 (t18): Remove function body.
840
f6cccc2c
DK		 8412011-07-05 Doug Kwan <dougkwan@google.com>
842
843 PR gold/12771
844 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
845 Arm_Address type for relocation result.
846 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
847 overflow check.
848 (Arm_relocate_functions::abs32): Use unaligned access.
849 (Arm_relocate_functions::rel32): Ditto.
850 (Arm_relocate_functions::prel31): Ditto.
851 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
852 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
853 static data relocations.
854 * testsuite/Makefile.in: Regnerate.
855 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
856
28a13fec
ILT		 8572011-07-05 Ian Lance Taylor <iant@google.com>
858
859 PR gold/12392
860 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
861 symbols if necessary.
862 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
863
24d47b34
ILT		 8642011-07-05 Ian Lance Taylor <iant@google.com>
865
866 PR gold/12952
867 * resolve.cc (Symbol::override_base_with_special): Simply override
868 version with special symbol version, ignoring previous version.
869
41f9cbbe
ILT		 8702011-07-05 Ian Lance Taylor <iant@google.com>
871
872 * object.cc (Sized_relobj_file::include_section_group): Add
873 information to comment about signature location.
874
886288f1
ILT		 8752011-07-02 Ian Lance Taylor <iant@google.com>
876
877 PR gold/12957
878 * options.h (class General_options): Add -f and -F.
879 * options.cc (General_options::finalize): Fatal error if -f/-F
880 are used without -shared.
881 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
882
ae3a6d4f
ILT		 8832011-07-02 Ian Lance Taylor <iant@google.com>
884
885 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
886
21131061
ILT		 8872011-07-01 Ian Lance Taylor <iant@google.com>
888
889 PR gold/12525
890 PR gold/12952
891 * resolve.cc (Symbol::override_base_with_special): Don't override
892 the version if the overriding symbol has a different name.
893 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
894 all callers. If we give an error about an undefined version,
895 define the base version if necessary.
896 * dynobj.h (class Versions): Update declaration.
897 * testsuite/weak_alias_test_5.cc: New file.
898 * testsuite/weak_alias_test.script: New file.
899 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
900 and versioned_alias have the right value, and call t2.
901 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
902 weak_alias_test_5.so.
903 (weak_alias_test_LDADD): Likewise.
904 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
905 * testsuite/Makefile.in: Rebuild.
906
611062c0
ILT		 9072011-07-01 Ian Lance Taylor <iant@google.com>
908
909 PR gold/12525
910 * options.h (class General_options): Support -z notext.
911 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
912 -Wl,-z,notext.
913 (two_file_shared_nonpic.so): Likewise.
914 (two_file_shared_mixed.so): Likewise.
915 (two_file_shared_mixed_1.so): Likewise.
916 (weak_undef_lib_nonpic.so): Likewise.
917 (alt/weak_undef_lib_nonpic.so): Likewise.
918 (tls_test_shared_nonpic.so): Likewise.
919 * testsuite/Makefile.in: Rebuild.
920
328c7c2f
ILT		 9212011-07-01 Ian Lance Taylor <iant@google.com>
922
923 PR gold/12525
924 * configure.ac: Test whether static linking works, setting
925 the automake conditional HAVE_STATIC.
926 * testsuite/Makefile.am: Disable tests using -static if
927 HAVE_STATIC is not true.
928 * configure, testsuite/Makefile.in: Rebuild.
929
02d7cd44
ILT		 9302011-07-01 Ian Lance Taylor <iant@google.com>
931
932 PR gold/12525
933 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
934 Assert if we see DW_EH_PE_indirect.
935 * target.h (Target::ehframe_datarel_base): New function.
936 (Target::do_ehframe_datarel_base): New target function.
937 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
938 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
939 function.
940
07a60597
ILT		 9412011-07-01 Ian Lance Taylor <iant@google.com>
942
943 PR gold/12571
944 * options.h (class General_options): Add
945 --ld-generated-unwind-info.
946 * ehframe.cc (Fde::write): Add address parameter. Change all
947 callers. If associated with PLT, fill in address and size.
948 (Cie::set_output_offset): Only add merge mapping if there is an
949 object.
950 (Cie::write): Add address parameter. Change all callers.
951 (Eh_frame::add_ehframe_for_plt): New function.
952 * ehframe.h (class Fde): Update declarations. Move shndx_ and
953 input_offset_ fields into union u_, with new plt field.
954 (Fde::Fde): Adjust for new union field.
955 (Fde::Fde) [Output_data version]: New constructor.
956 (Fde::add_mapping): Only add merge mapping if there is an object.
957 (class Cie): Update declarations.
958 (class Eh_frame): Declare add_ehframe_for_plt.
959 * layout.cc (Layout::layout_eh_frame): Break out code into
960 make_eh_frame_section, and call it.
961 (Layout::make_eh_frame_section): New function.
962 (Layout::add_eh_frame_for_plt): New function.
963 * layout.h (class Layout): Update declarations.
964 * merge.cc (Merge_map::add_mapping): Add assertion.
965 * i386.cc: Include "dwarf.h".
966 (class Output_data_plt_i386): Make first_plt_entry,
967 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
968 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
969 and plt_eh_frame_fde.
970 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
971 boundary. Call add_eh_frame_for_plt if appropriate.
972 * x86_64.cc: Include "dwarf.h".
973 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
974 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
975 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
976 and plt_eh_frame_fde.
977 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
978 appropriate.
979
14788a3f
ILT		 9802011-06-29 Ian Lance Taylor <iant@google.com>
981
982 PR gold/12629
983 * object.cc (Sized_relobj_file::layout_section): Change shdr
984 parameter to be const.
985 (Sized_relobj_file::layout_eh_frame_section): New function, broken
986 out of do_layout.
987 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
988 appropriate. Call layout_eh_frame_section.
989 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
990 sections.
991 * object.h (class Sized_relobj_file): Update declarations.
992
6c21fce1
ILT		 9932011-06-29 Ian Lance Taylor <iant@google.com>
994
37e41b03 995 PR gold/12652
6c21fce1
ILT		 996 * script.cc (Token::integer_value): Accept trailing M/m/K/k
997 modifier.
998 (Lex::gather_token): Accept trailing M/m/K/k for integers.
999
4d5e4e62
ILT		 10002011-06-29 Ian Lance Taylor <iant@google.com>
1001
1002 PR gold/12675
1003 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
1004 SHT_X86_64_UNWIND.
1005 * layout.cc (Layout::layout_eh_frame): Likewise.
1006
886f533a
ILT		 10072011-06-29 Ian Lance Taylor <iant@google.com>
1008
1009 PR gold/12695
1010 * layout.cc (Layout::symtab_section_shndx): New function.
1011 * layout.h (class Layout): Declare symtab_section_shndx.
1012 * output.cc (Output_section::write_header): Call it.
1013
f3ae1b28
ILT		 10142011-06-29 Ian Lance Taylor <iant@google.com>
1015
1016 PR gold/12818
1017 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
1018 symbols which are not used in a relocation.
1019
aecf301f
ILT		 10202011-06-28 Ian Lance Taylor <iant@google.com>
1021
1022 PR gold/12898
1023 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1024 script create indistinguishable segments.
1025 (Layout::set_segment_offsets): Use stable_sort when sorting
1026 segments. Pass this to Compare_segments constructor.
1027 * layout.h (class Layout): Make segment_precedes non-static.
1028 (class Compare_segments): Change from struct to class. Add
1029 layout_ field. Add constructor.
1030 * script-sections.cc
1031 (Script_sections::attach_sections_using_phdrs_clause): Rename
1032 local orphan to is_orphan. Don't report failure to put empty
1033 section in segment. On attachment failure, report name of
1034 section, and attach to first PT_LOAD segment.
1035
03ef7571
ILT		 10362011-06-28 Ian Lance Taylor <iant@google.com>
1037
1038 PR gold/12934
1039 * target-select.cc (Target_selector::Target_selector): Add
1040 emulation parameter. Change all callers.
1041 (select_target_by_bfd_name): Rename from select_target_by_name.
1042 Change all callers.
1043 (select_target_by_emulation): New function.
1044 (supported_emulation_names): New function.
1045 * target-select.h (class Target_selector): Add emulation_ field.
1046 Update declarations.
1047 (Target_selector::recognize_by_bfd_name): Rename from
1048 recognize_by_name. Change all callers.
1049 (Target_selector::supported_bfd_names): Rename from
1050 supported_names. Change all callers.
1051 (Target_selector::recognize_by_emulation): New function.
1052 (Target_selector::supported_emulations): New function.
1053 (Target_selector::emulation): New function.
1054 (Target_selector::do_recognize_by_bfd_name): Rename from
1055 do_recognize_by_name. Change all callers.
1056 (Target_selector::do_supported_bfd_names): Rename from
1057 do_supported_names. Change all callers.
1058 (Target_selector::do_recognize_by_emulation): New function.
1059 (Target_selector::do_supported_emulations): New function.
1060 (select_target_by_bfd_name): Change name in declaration.
1061 (select_target_by_emulation): Declare.
1062 (supported_emulation_names): Declare.
1063 * parameters.cc (parameters_force_valid_target): Try to find
1064 target based on emulation from -m option.
1065 * options.h (class General_options): Change doc string for -m.
1066 * options.cc (help): Print emulations.
1067 (General_options::parse_V): Likewise.
1068 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1069 Add emulation parameter. Change all callers.
1070
200b2bb9
ILT		 10712011-06-28 Ian Lance Taylor <iant@google.com>
1072
1073 * target.h (class Target): Add osabi_ field.
1074 (Target::osabi): New function.
1075 (Target::set_osabi): New function.
1076 (Target::Target): Initialize osabi_.
1077 (Target::do_adjust_elf_header): Make pure virtual.
1078 (Sized_target::do_adjust_elf_header): Declare.
1079 * target.cc (Sized_target::do_adjust_elf_header): New function.
1080 (class Sized_target): Instantiate all versions.
1081 * freebsd.h (class Target_freebsd): Remove.
1082 (Target_selector_freebsd::do_recognize): Call set_osabi on
1083 Target.
1084 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1085 (Target_selector_freebsd::set_osabi): Remove.
1086 * i386.cc (class Target_i386): Inherit from Sized_target rather
1087 than Target_freebsd.
1088 * x86_64.cc (class Target_x86_64): Likewise.
1089
b3ce541e
ILT		 10902011-06-28 Ian Lance Taylor <iant@google.com>
1091
1092 * target.h (Target::can_check_for_function_pointers): Rewrite.
1093 Make non-virtual.
1094 (Target::can_icf_inline_merge_sections): Likewise.
1095 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1096 (Target::Target_info): Add can_icf_inline_merge_sections field.
1097 (Target::do_can_check_for_function_pointers): New virtual
1098 function.
1099 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1100 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1101 from can_check_for_function_pointers, move in file.
1102 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1103 section_may_have_icf_unsafe_poineters, move in file.
1104 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1105 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1106 Rename from can_check_for_function_pointers, move in file.
1107 (Target_i386::can_icf_inline_merge_sections): Remove.
1108 (Target_i386::i386_info): Initialize
1109 can_icf_inline_merge_sections.
1110 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1111 Initialize can_icf_inline_merge_sections.
1112 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1113 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1114 Rename from can_check_for_function_pointers, move in file.
1115 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1116 (Target_x86_64::x86_64_info): Initialize
1117 can_icf_inline_merge_sections.
1118 * testsuite/testfile.cc (Target_test::test_target_info):
1119 Likewise.
1120 * icf.cc (get_section_contents): Correct formatting.
1121
6d1c4efb
ILT		 11222011-06-27 Ian Lance Taylor <iant@google.com>
1123
1124 * symtab.cc (Symbol::versioned_name): New function.
1125 (Symbol_table::add_to_final_symtab): Use versioned_name when
1126 appropriate.
1127 (Symbol_table::sized_write_symbol): Likewise.
1128 * symtab.h (class Symbol): Declare versioned_name.
1129 * stringpool.h (class Stringpool_template): Add variant of add
1130 which takes a std::basic_string.
1131 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1132 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1133 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1134 (ver_test_12.o): New target.
1135 * testsuite/Makefile.in: Rebuild.
1136
57eb9b50
DK		 11372011-06-27 Doug Kwan <dougkwan@google.com>
1138
1139 * arm.cc (Arm_relocate_functions::thm_jump8,
1140 Arm_relocate_functions::thm_jump11): Use a wider signed
1141 type to compute offset.
1142 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1143 arm_thm_jump8.
1144 * testsuite/Makefile.in: Regenerate.
1145 * testsuite/arm_branch_in_range.sh: Check test results of
1146 arm_thm_jump11 and arm_thm_jump8.
1147 * testsuite/arm_thm_jump11.s: New test source file.
1148 * testsuite/arm_thm_jump11.t: New linker script.
1149 * testsuite/arm_thm_jump8.s: New test source file.
1150 * testsuite/arm_thm_jump8.t: New linker script.
1151
487b39df
ILT		 11522011-06-24 Ian Lance Taylor <iant@google.com>
1153
1154 * layout.cc: Include "object.h".
1155 (ctors_sections_in_init_array): New static variable.
1156 (Layout::is_ctors_in_init_array): New function.
1157 (Layout::layout): Add entry to ctors_sections_in_init_array if
1158 appropriate.
1159 * layout.h (class Layout): Declare is_ctors_in_init_array.
1160 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1161 is_ctors_reverse_view is set.
1162 (Sized_relobj_file::write_sections): Add layout parameter. Change
1163 all callers. Set is_ctors_reverse_view field of View_size.
1164 (Sized_relobj_file::reverse_words): New function.
1165 * object.h (Sized_relobj_file::View_size): Add
1166 is_ctors_reverse_view field.
1167 (class Sized_relobj_file): Update declarations.
1168 * testsuite/initpri3.c: New test.
1169 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1170 initpri3b.
1171 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1172 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1173 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1174 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1175 * testsuite/Makefile.in: Rebuild.
1176
472076e4
CC		 11772011-06-24 Cary Coutant <ccoutant@google.com>
1178
1179 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1180 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1181 (debug_msg_cdebug.err): New targets.
1182 * testsuite/Makefile.in: Regenerate.
1183 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1184 Fix checks for link with shared library.
1185
a60af0db
DK		 11862011-06-24 Doug Kwan <dougkwan@google.com>
1187
1188 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1189 skip empty text sections.
1190 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1191
5393d741
ILT		 11922011-06-22 Ian Lance Taylor <iant@google.com>
1193
1194 PR gold/12910
1195 * options.h (class General_options): Add --ctors-in-init-array.
1196 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1197 friends as SHT_PROGBITS for merging sections.
1198 (Layout::layout): Remove special handling of .init_array and
1199 friends. Don't sort if doing relocatable link. Sort for .ctors
1200 and .dtors if ctors_in_init_array.
1201 (Layout::make_output_section): Force correct section types for
1202 .init_array and friends. Don't sort if doing relocatable link,
1203 Don't sort .ctors and .dtors if ctors_in_init_array.
1204 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1205 (Layout::output_section_name): Add relobj parameter. Change all
1206 callers. Handle .ctors. and .dtors. in code rather than table.
1207 Handle .ctors and .dtors if ctors_in_init_array.
1208 (Layout::match_file_name): New function, moved from output.cc.
1209 * layout.h (class Layout): Update declarations.
1210 * output.cc: Include "layout.h".
1211 (Input_section_sort_entry::get_priority): New function.
1212 (Input_section_sort_entry::match_file_name): Just call
1213 Layout::match_file_name.
1214 (Output_section::Input_section_sort_init_fini_compare::operator()):
1215 Handle .ctors and .dtors. Sort by explicit priority rather than
1216 by name.
1217 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1218 * testsuite/initpri2.c: New test.
1219 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1220 (check_PROGRAMS): Add initpri2.
1221 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1222 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1223 * configure, testsuite/Makefile.in: Rebuild.
1224
e1f74f98
ILT		 12252011-06-19 Ian Lance Taylor <iant@google.com>
1226
1227 PR gold/12880
1228 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1229 .interp section to a PT_INTERP segment even if we have seen a
1230 --dynamic-linker option. Don't do it if we have seen a PHDRS
1231 clause in a linker script.
1232 (Layout::finalize): Don't create a .interp section if we've
1233 already create a PT_INTERP segment.
1234 (Layout::create_interp): Always call choose_output_section (revert
1235 patch of 2011-06-17). Don't create PT_INTERP segment.
1236 * script-sections.cc
1237 (Script_sections::create_note_and_tls_segments): Add a .interp
1238 section to a PT_INTERP segment even if we have seen a
1239 --dynamic-linker option.
1240
766f91bb
ILT		 12412011-06-18 Ian Lance Taylor <iant@google.com>
1242
1243 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1244 merely because a non-PT_LOAD segment has a dynamic reloc.
1245
0d212c3a
ILT		 12462011-06-18 Ian Lance Taylor <iant@google.com>
1247
1248 * layout.cc (Layout::finish_dynamic_section): Don't create
1249 DT_FLAGS entry if not needed.
1250
911a5072
ILT		 12512011-06-18 Ian Lance Taylor <iant@google.com>
1252
1253 PR gold/12745
1254 * layout.cc (Layout::layout_eh_frame): Correct handling of
1255 writable .eh_frame section.
1256
534b4e5f
ILT		 12572011-06-17 Ian Lance Taylor <iant@google.com>
1258
1259 PR gold/12893
1260 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1261 symbol is redefined with the exact same object and value.
1262
10b4f102
ILT		 12632011-06-17 Ian Lance Taylor <iant@google.com>
1264
1265 PR gold/12880
1266 * layout.h (class Layout): Add interp_segment_ field.
1267 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1268 (Layout::attach_allocated_section_to_segment): If making shared
1269 library, put .interp section in PT_INTERP segment.
1270 (Layout::finalize): Also call create_interp if -dynamic-linker
1271 option was used.
1272 (Layout::create_interp): Assert that there is no PT_INTERP
1273 segment. If not using a SECTIONS clause, use make_output_section.
1274 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1275 * script-sections.cc
1276 (Script_sections::create_note_and_tls_segments): If making shared
1277 library, put .interp section in PT_INTERP segment.
1278
a29b0dad
ILT		 12792011-06-17 Ian Lance Taylor <iant@google.com>
1280
e588ea8d
ILT		 1281 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1282 when making a shared library.
1283
12842011-06-17 Ian Lance Taylor <iant@google.com>
1285
1286 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1287 parameter. Change all callers. Don't issue warning about PC32
1288 against locally defined symbol.
a29b0dad 1289
9d3b0698
ILT		 12902011-06-16 Ian Lance Taylor <iant@google.com>
1291
1292 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1293 occurs in same object.
1294
85b0f90c
AM		 12952011-06-14 Alan Modra <amodra@gmail.com>
1296
1297 * po/POTFILES.in: Regenerate.
1298
a94907d9
ILT		 12992011-06-09 Ian Lance Taylor <iant@google.com>
1300
1301 * script-sections.cc
1302 (Orphan_output_section::set_section_addresses): For a relocatable
1303 link set address to 0.
1304
4fb3a1c3
CC		 13052011-06-09 Cary Coutant <ccoutant@google.com>
1306
1307 PR gold/12804
1308 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1309 used with --compress-debug-sections.
1310 * gold/object.cc (Sized_relobj_file::do_layout): Report
1311 uncompressed size of compressed input sections.
1312
61220854
CC		 13132011-06-08 Cary Coutant <ccoutant@google.com>
1314
1315 PR gold/12804
1316 * testsuite/two_file_test_2_v1.cc: Change initialization of
1317 v2 to keep it in .data.
1318
e6455dfb
CC		 13192011-06-07 Cary Coutant <ccoutant@google.com>
1320
1321 * common.cc (Symbol_table::do_allocate_commons_list): Call
1322 gold_fallback.
1323 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1324 (Errors::fallback): New function.
1325 (gold_fallback): New function.
1326 * errors.h (Errors::fallback): New function.
1327 * gold.cc (gold_exit): Change status parameter to enum; adjust
1328 all callers.
1329 (queue_initial_tasks): Call gold_fallback.
1330 * gold.h: Include cstdlib.
1331 (Exit_status): New enum type.
1332 (gold_exit): Change status parameter to enum.
1333 (gold_fallback): New function.
1334 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1335 (Layout::create_symtab_sections): Likewise.
1336 (Layout::create_shdrs): Likewise.
1337 * main.cc (main): Adjust call to gold_exit.
1338 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1339 (Output_data_got::add_got_entry_pair): Likewise.
1340 (Output_section::add_input_section): Likewise.
1341 (Output_section::add_output_section_data): Likewise.
1342 (Output_segment::set_section_list_addresses): Likewise.
1343 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1344
fb0e076f
CC		 13452011-06-07 Cary Coutant <ccoutant@google.com>
1346
1347 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1348 for incremental links.
1349 * output.cc (Output_segment::set_section_list_addresses): Remove
1350 FIXME and test for TLS or BSS.
1351
a5ee4d5d
CC		 13522011-06-07 Cary Coutant <ccoutant@google.com>
1353
1354 * testsuite/Makefile.am: Add incremental_copy_test,
1355 incremental_common_test_1.
1356 * testsuite/Makefile.in: Regenerate.
1357 * testsuite/common_test_1_v1.c: New source file.
1358 * testsuite/common_test_1_v2.c: New source file.
1359 * testsuite/copy_test_v1.cc: New source file.
1360
5146f448
CC		 13612011-06-07 Cary Coutant <ccoutant@google.com>
1362
1363 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1364 update, allocate common from bss section's free list.
1365 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1366 linker-defined symbols.
1367 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1368 Skip GOT and PLT entries that are no longer referenced.
1369 (Output_section_incremental_inputs::write_info_blocks): Mark
1370 linker-defined symbols.
1371 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1372 * output.cc (Output_section::allocate): New function.
1373 * output.h (Output_section::allocate): New function.
1374 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1375 linker-defined symbols.
1376 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1377 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1378 (Symbol::init_base_output_data): Likewise.
1379 (Symbol::init_base_output_segment): Likewise.
1380 (Symbol::init_base_constant): Likewise.
1381 (Sized_symbol::init_output_data): Likewise.
1382 (Sized_symbol::init_output_segment): Likewise.
1383 (Sized_symbol::init_constant): Likewise.
1384 (Symbol_table::do_define_in_output_data): Likewise.
1385 (Symbol_table::do_define_in_output_segment): Likewise.
1386 (Symbol_table::do_define_as_constant): Likewise.
1387 * symtab.h (Symbol::is_predefined): New function.
1388 (Symbol::init_base_output_data): Add is_predefined parameter.
1389 (Symbol::init_base_output_segment): Likewise.
1390 (Symbol::init_base_constant): Likewise.
1391 (Symbol::is_predefined_): New data member.
1392 (Sized_symbol::init_output_data): Add is_predefined parameter.
1393 (Sized_symbol::init_output_segment): Likewise.
1394 (Sized_symbol::init_constant): Likewise.
1395 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1396
26d3c67d
CC		 13972011-06-07 Cary Coutant <ccoutant@google.com>
1398
1399 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1400 instead of emit_copy_reloc.
1401 (Copy_relocs::emit_copy_reloc): Refactor.
1402 (Copy_relocs::make_copy_reloc): New function.
1403 (Copy_relocs::add_copy_reloc): Remove.
1404 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1405 section.
1406 (Copy_relocs::make_copy_reloc): New function.
1407 (Copy_relocs::add_copy_reloc): Remove.
1408 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1409 unchanged input files.
1410 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1411 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1412 Reserve BSS space for COPY relocations.
1413 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1414 (Output_section_incremental_inputs::write_info_blocks): Record
1415 whether a symbol is copied from a shared object.
1416 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1417 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1418 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1419 (Incremental_input_entry_reader::get_output_symbol_index): Add
1420 is_copy parameter.
1421 (Incremental_binary::emit_copy_relocs): New function.
1422 (Incremental_binary::do_emit_copy_relocs): New function.
1423 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1424 new data member.
1425 (Sized_incremental_binary::add_copy_reloc): New function.
1426 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1427 (Sized_incremental_binary::Copy_reloc): New struct.
1428 (Sized_incremental_binary::Copy_relocs): New typedef.
1429 (Sized_incremental_binary::copy_relocs_): New data member.
1430 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1431 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1432 * target.h (Sized_target::emit_copy_reloc): New function.
1433 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1434
7cdb37d9
CC		 14352011-06-02 Cary Coutant <ccoutant@google.com>
1436
1437 PR gold/12163
1438 * gold/archive.cc (Archive::Archive): Initialize new data member.
1439 (Archive::include_all_members): Return if archive has already been
1440 included.
1441 * gold/archive.h (Archive::include_all_members_): New data member.
1442
cc643b88
NC		 14432011-06-02 Nick Clifton <nickc@redhat.com>
1444
1445 * dynobj.h: Fix spelling mistake in comment.
1446 * output.cc: Likewise.
1447
f62a3ca7
DK		 14482011-05-31 Doug Kwan <dougkwan@google.com>
1449 Asier Llano
1450
1451 PR gold/12826
cc643b88 1452 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1453 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1454 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1455 redundant arm_exidx_test.so.
1456 * testsuite/Makefile.in: Regenerate.
1457 (check_SCRIPTS): Add pr12826.sh
1458 (check_DATA): Add pr12826.stdout
1459 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1460 * testsuite/pr12826.sh: New file.
1461 * testsuite/pr12826_1.s: Ditto.
1462 * testsuite/pr12826_1.s: Ditto.
1463
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ILT		 14642011-05-30 Ian Lance Taylor <iant@google.com>
1465
1466 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1467 sections.
1468
c49875be
ILT		 14692011-05-29 Ian Lance Taylor <iant@google.com>
1470
1471 PR gold/12804
1472 * testsuite/Makefile.am: Use different file name for two_file_test
1473 temporary file for each incremental test.
1474 * testsuite/Makefile.in: Rebuild.
1475
69d53f7a
ILT		 14762011-05-29 Ian Lance Taylor <iant@google.com>
1477
1478 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1479 binary input file is empty.
1480
41d0ab5f
ILT		 14812011-05-27 Ian Lance Taylor <iant@google.com>
1482
1483 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1484 (ver_test_9.so): Likewise.
1485 * testsuite/Makefile.in: Rebuild.
1486
89d8a36b
CC		 14872011-05-26 Cary Coutant <ccoutant@google.com>
1488
1489 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1490 * incremental.cc (Incremental_inputs::report_input_section): Fix
1491 comment, indentation.
1492 (Incremental_inputs::report_comdat_group): New function.
1493 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1494 of data for incremental input file entry.
1495 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1496 group count, COMDAT group signatures.
1497 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1498 an unchanged input file.
1499 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1500 Initialize new data member.
1501 (Incremental_object_entry::add_comdat_group): New function.
1502 (Incremental_object_entry::get_comdat_group_count): New function.
1503 (Incremental_object_entry::get_comdat_signature_key): New function.
1504 (Incremental_object_entry::groups_): New data member.
1505 (Incremental_inputs::report_comdat_group): New function.
1506 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1507 data for incremental input file entry.
1508 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1509 (Incremental_input_entry_reader::get_input_section): Adjust size of
1510 data for incremental input file entry.
1511 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1512 (Incremental_input_entry_reader::get_comdat_group_signature): New
1513 function.
1514 * object.cc (Sized_relobj::include_section_group): Report kept
1515 COMDAT groups for incremental links.
1516
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ILT		 15172011-05-24 David Meyer <pdox@google.com>
1518
1519 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1520 with name parameter. Add found_name parameter.
1521 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1522 * dirsearch.h (class Dirsearch): Update declaration.
1523
a10ae760
ILT		 15242011-05-24 Ian Lance Taylor <iant@google.com>
1525
1526 * archive.cc (Library_base::should_include_member): Pull in object
1527 from archive if it defines the entry symbol.
1528 * parameters.cc (Parameters::entry): New function.
1529 * parameters.h (class Parameters): Declare entry.
1530 * output.h (class Output_file_header): Remove entry_ field.
1531 * output.cc (Output_file_header::Output_file_header): Remove entry
1532 parameter. Change all callers.
1533 (Output_file_header::entry): Use parameters->entry.
1534 * gold.cc (queue_middle_tasks): Likewise.
1535 * plugin.cc (Plugin_hook::run): Likewise.
1536
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CC		 15372011-05-24 Cary Coutant <ccoutant@google.com>
1538
1539 * gold.cc (queue_initial_tasks): Pass incremental base filename
1540 to Output_file::open_base_file; don't print error message.
1541 * incremental-dump.cc (main): Adjust call to
1542 Output_file::open_for_modification.
1543 * incremental-dump.cc (main): Likewise.
1544 * incremental.cc (Incremental_inputs::report_command_line):
1545 Ignore --incremental-base option when comparing command lines.
1546 Ignore parameter when given as separate argument.
1547 * options.h (class General_options): Add --incremental-base.
1548 * output.cc (Output_file::Output_file):
1549 (Output_file::open_base_file): Add base_name and writable parameters;
1550 read base file into new file; print error message here.
1551 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1552 callers.
1553 * output.h (Output_file::open_for_modification): Rename to...
1554 (Output_file::open_base_file): ...this; add base_name and
1555 writable parameters; adjust all callers.
1556 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1557 callers.
1558 * testsuite/Makefile.am (incremental_test_4): Test
1559 --incremental-base.
1560 * testsuite/Makefile.in: Regenerate.
1561
2eedd706
CC		 15622011-05-24 Cary Coutant <ccoutant@google.com>
1563
1564 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1565 incremental_test_4.
1566 * testsuite/Makefile.in: Regenerate.
1567 * testsuite/two_file_test_1_v1.cc: New test source file.
1568 * testsuite/two_file_test_1b_v1.cc: New test source file.
1569 * testsuite/two_file_test_2_v1.cc: New test source file.
1570
0f1c85a6
CC		 15712011-05-24 Cary Coutant <ccoutant@google.com>
1572
1573 * dynobj.h (Dynobj::do_dynobj): New function.
1574 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1575 flag and soname for shared objects.
1576 * incremental.cc (Incremental_inputs::report_object): Make
1577 either Incremental_object_entry or Incremental_dynobj_entry; add
1578 soname to string table.
1579 (Incremental_inputs::report_input_section): Add assertion.
1580 (Output_section_incremental_inputs::set_final_data_size): Adjust
1581 type of input file entry for shared libraries; adjust size of
1582 shared library info entry.
1583 (Output_section_incremental_inputs::write_input_files): Write
1584 as_needed flag for shared libraries.
1585 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1586 of input file entry for shared libraries; write soname.
1587 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1588 soname from incremental info.
1589 * incremental.h (enum Incremental_input_flags): Add
1590 INCREMENTAL_INPUT_AS_NEEDED.
1591 (Incremental_input_entry::Incremental_input_entry): Initialize new
1592 data member.
1593 (Incremental_input_entry::set_as_needed): New function.
1594 (Incremental_input_entry::as_needed): New function.
1595 (Incremental_input_entry::do_dynobj_entry): New function.
1596 (Incremental_input_entry::as_needed_): New data member.
1597 (Incremental_object_entry::Incremental_object_entry): Don't check
1598 for shared library.
1599 (Incremental_object_entry::do_type): Likewise.
1600 (class Incremental_dynobj_entry): New class.
1601 (Incremental_input_entry_reader::as_needed): New function.
1602 (Incremental_input_entry_reader::get_soname): New function.
1603 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1604 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1605 size of shared library info entry.
1606 * layout.cc (Layout::finish_dynamic_section): Don't test for
1607 incremental link when adding DT_NEEDED entries.
1608 * object.h (Object::Object): Initialize new data member.
1609 (Object::dynobj): New function.
1610 (Object::set_as_needed): New function.
1611 (Object::as_needed): New function.
1612 (Object::do_dynobj): New function.
1613 (Object::as_needed_): New data member.
1614
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CC		 16152011-05-24 Cary Coutant <ccoutant@google.com>
1616
1617 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1618 info; adjust display of GOT entries.
1619 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1620 vector of input objects; remove file_status_.
1621 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1622 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1623 got_plt reader; call target hooks to reserve GOT entries.
1624 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1625 of input file info header and GOT info entry.
1626 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1627 relocation info.
1628 (Got_plt_view_info::got_descriptor): Remove.
1629 (Got_plt_view_info::sym_index): New data member.
1630 (Got_plt_view_info::input_index): New data member.
1631 (Local_got_offset_visitor::visit): Write input file index.
1632 (Global_got_offset_visitor::visit): Write 0 for input file index.
1633 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1634 with sym_index and input_index.
1635 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1636 incremental info GOT entry; replace got_descriptor with input_index.
1637 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1638 map from input file index to object.
1639 (Sized_relobj_incr::do_layout): Replace direct data member reference
1640 with accessor function.
1641 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1642 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1643 Adjust size of input file info header.
1644 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1645 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1646 (Incremental_input_entry_reader::get_input_section): Adjust size of
1647 input file info header.
1648 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1649 of incremental info GOT entry.
1650 (Incremental_got_plt_reader::get_got_desc): Remove.
1651 (Incremental_got_plt_reader::get_got_symndx): New function.
1652 (Incremental_got_plt_reader::get_got_input_index): New function.
1653 (Sized_incremental_binary::Sized_incremental_binary): Remove
1654 file_status_; add input_objects_.
1655 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1656 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1657 (Sized_incremental_binary::file_is_unchanged): Remove.
1658 (Sized_incremental_binary::set_input_object): New function.
1659 (Sized_incremental_binary::input_object): New function.
1660 (Sized_incremental_binary::file_status_): Remove.
1661 (Sized_incremental_binary::input_objects_): New data member.
1662 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1663 references.
1664 (Sized_relobj_incr::invalid_address): Move to base class.
1665 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1666 class.
1667 (Sized_relobj_incr::do_output_section_offset): Likewise.
1668 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1669 (Sized_relobj_incr::section_offsets_): Likewise.
1670 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1671 function.
1672 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1673 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1674 with accessor function.
1675 (Sized_relobj_file::do_layout): Likewise.
1676 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1677 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1678 (Sized_relobj_file::compute_final_local_value): Replace refs to
1679 section_offsets_ with accessor function.
1680 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1681 * object.h (Relobj::Relobj): Initialize new data members.
1682 (Relobj::add_dyn_reloc): New function.
1683 (Relobj::first_dyn_reloc): New function.
1684 (Relobj::dyn_reloc_count): New function.
1685 (Relobj::first_dyn_reloc_): New data member.
1686 (Relobj::dyn_reloc_count_): New data member.
1687 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1688 references.
1689 (Sized_relobj::Address): New typedef.
1690 (Sized_relobj::invalid_address): Move here from child class.
1691 (Sized_relobj::Sized_relobj): Initialize new data members.
1692 (Sized_relobj::sized_relobj): New function.
1693 (Sized_relobj::is_output_section_offset_invalid): Move here from
1694 child class.
1695 (Sized_relobj::get_output_section_offset): Likewise.
1696 (Sized_relobj::local_has_got_offset): Likewise.
1697 (Sized_relobj::local_got_offset): Likewise.
1698 (Sized_relobj::set_local_got_offset): Likewise.
1699 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1700 (Sized_relobj::clear_got_offsets): New function.
1701 (Sized_relobj::section_offsets): Move here from child class.
1702 (Sized_relobj::do_output_section_offset): Likewise.
1703 (Sized_relobj::do_set_section_offset): Likewise.
1704 (Sized_relobj::Local_got_offsets): Likewise.
1705 (Sized_relobj::local_got_offsets_): Likewise.
1706 (Sized_relobj::section_offsets_): Likewise.
1707 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1708 references.
1709 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1710 class.
1711 (Sized_relobj_file::sized_relobj): New function
1712 (Sized_relobj_file::local_has_got_offset): Move to base class.
1713 (Sized_relobj_file::local_got_offset): Likewise.
1714 (Sized_relobj_file::set_local_got_offset): Likewise.
1715 (Sized_relobj_file::get_output_section_offset): Likewise.
1716 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1717 (Sized_relobj_file::do_output_section_offset): Likewise.
1718 (Sized_relobj_file::do_set_section_offset): Likewise.
1719 (Sized_relobj_file::Local_got_offsets): Likewise.
1720 (Sized_relobj_file::local_got_offsets_): Likewise.
1721 (Sized_relobj_file::section_offsets_): Likewise.
1722 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1723 (all constructors).
1724 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1725 (Output_reloc::get_symbol_index): Likewise.
1726 (Output_reloc::local_section_offset): Likewise.
1727 (Output_reloc::get_address): Likewise.
1728 (Output_reloc::symbol_value): Likewise.
1729 (Output_data_got::reserve_slot): Move to class definition.
1730 (Output_data_got::reserve_local): New function.
1731 (Output_data_got::reserve_slot_for_global): Remove.
1732 (Output_data_got::reserve_global): New function.
1733 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1734 (all constructors, two instantiations).
1735 (Output_reloc::get_relobj): New function (two instantiations).
1736 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1737 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1738 (Output_data_reloc::add_global): Adjust type of relobj.
1739 (Output_data_reloc::add_global_relative): Likewise.
1740 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1741 (Output_data_reloc::add_local): Likewise.
1742 (Output_data_reloc::add_local_relative): Likewise.
1743 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1744 (Output_data_reloc::add_local_section): Likewise.
1745 (Output_data_reloc::add_output_section): Likewise.
1746 (Output_data_reloc::add_absolute): Likewise.
1747 (Output_data_reloc::add_target_specific): Likewise.
1748 (Output_data_got::reserve_slot): Move definition here.
1749 (Output_data_got::reserve_local): New function.
1750 (Output_data_got::reserve_global): New function.
1751 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1752 section_offsets_ with accessor function.
1753 (Sized_relobj_file::write_sections): Likewise.
1754 (Sized_relobj_file::do_relocate_sections): Likewise.
1755 * target.h (Sized_target::reserve_local_got_entry): New function.
1756 (Sized_target::reserve_global_got_entry): New function.
1757 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1758 (Target_x86_64::reserve_global_got_entry): New function.
1759 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1760
4829d394
CC		 17612011-05-23 Cary Coutant <ccoutant@google.com>
1762
1763 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1764 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1765 bit when checking got_type.
1766 * incremental.cc (Sized_incremental_binary::setup_readers):
1767 Store symbol table and string table locations; initialize bit vector
1768 of file status flags.
1769 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1770 unchanged files.
1771 (Sized_incremental_binary::do_process_got_plt): New function.
1772 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1773 (Output_section_incremental_inputs::set_final_data_size): Record
1774 file index for each input file.
1775 (Output_section_incremental_inputs::write_got_plt): Store file index
1776 instead of input entry offset for each GOT entry.
1777 * incremental.h
1778 (Incremental_input_entry::Incremental_input_entry): Initialize new
1779 data member.
1780 (Incremental_input_entry::set_offset): Store file index.
1781 (Incremental_input_entry::get_file_index): New function.
1782 (Incremental_input_entry::file_index_): New data member.
1783 (Incremental_binary::process_got_plt): New function.
1784 (Incremental_binary::do_process_got_plt): New function.
1785 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1786 data members.
1787 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1788 (Sized_incremental_binary::set_file_is_unchanged): New function.
1789 (Sized_incremental_binary::file_is_unchanged): New function.
1790 (Sized_incremental_binary::do_process_got_plt): New function.
1791 (Sized_incremental_binary::file_status_): New data member.
1792 (Sized_incremental_binary::main_symtab_loc_): New data member.
1793 (Sized_incremental_binary::main_strtab_loc_): New data member.
1794 * output.cc (Output_data_got::Got_entry::write): Add case
1795 RESERVED_CODE.
1796 (Output_data_got::add_global): Call add_got_entry.
1797 (Output_data_got::add_global_plt): Likewise.
1798 (Output_data_got::add_global_with_rel): Likewise.
1799 (Output_data_got::add_global_with_rela): Likewise.
1800 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1801 (Output_data_got::add_global_pair_with_rela): Likewise.
1802 (Output_data_got::add_local): Call add_got_entry.
1803 (Output_data_got::add_local_plt): Likewise.
1804 (Output_data_got::add_local_with_rel): Likewise.
1805 (Output_data_got::add_local_with_rela): Likewise.
1806 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1807 (Output_data_got::add_local_pair_with_rela): Likewise.
1808 (Output_data_got::reserve_slot): New function.
1809 (Output_data_got::reserve_slot_for_global): New function.
1810 (Output_data_got::add_got_entry): New function.
1811 (Output_data_got::add_got_entry_pair): New function.
1812 (Output_section::add_output_section_data): Edit FIXME.
1813 * output.h
1814 (Output_section_data_build::Output_section_data_build): New
1815 constructor with size parameter.
1816 (Output_data_space::Output_data_space): Likewise.
1817 (Output_data_got::Output_data_got): Initialize new data member; new
1818 constructor with size parameter.
1819 (Output_data_got::add_constant): Call add_got_entry.
1820 (Output_data_got::reserve_slot): New function.
1821 (Output_data_got::reserve_slot_for_global): New function.
1822 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1823 (Output_data_got::add_got_entry): New function.
1824 (Output_data_got::add_got_entry_pair): New function.
1825 (Output_data_got::free_list_): New data member.
1826 * target.h (Sized_target::init_got_plt_for_update): New function.
1827 (Sized_target::register_global_plt_entry): New function.
1828 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1829 Initialize new data member; call init; add constructor with PLT count.
1830 (Output_data_plt_x86_64::init): New function.
1831 (Output_data_plt_x86_64::add_relocation): New function.
1832 (Output_data_plt_x86_64::reserve_slot): New function.
1833 (Output_data_plt_x86_64::free_list_): New data member.
1834 (Target_x86_64::init_got_plt_for_update): New function.
1835 (Target_x86_64::register_global_plt_entry): New function.
1836 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1837 incremental updates.
1838 (Output_data_plt_x86_64::add_relocation): New function.
1839 * testsuite/object_unittest.cc (Object_test): Set default options.
1840
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ILT		 18412011-05-16 Ian Lance Taylor <iant@google.com>
1842
1843 * options.h (class General_options): Make -i a synonym for -r.
1844
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ILT		 18452011-05-16 Ian Lance Taylor <iant@google.com>
1846
1847 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1848
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CC		 18492011-05-10 Cary Coutant <ccoutant@google.com>
1850
1851 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1852 strip_all (-s).
1853
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ILT		 18542011-05-06 Ian Lance Taylor <iant@google.com>
1855
1856 * layout.cc (Layout::layout): If the output section flags change,
1857 update the ordering.
1858
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CC		 18592011-04-25 Cary Coutant <ccoutant@google.com>
1860
1861 * incremental-dump.cc (dump_incremental_inputs): Print local
1862 symbol info for each input file.
1863 * incremental.cc
1864 (Output_section_incremental_inputs::set_final_data_size): Add local
1865 symbol info to input file entries in incremental info.
1866 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1867 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1868 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1869 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1870 implementation.
1871 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1872 (Sized_incr_relobj::do_relocate): Write the local symbols.
1873 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1874 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1875 Adjust size of input file header.
1876 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1877 (Incremental_inputs_reader::get_local_symbol_count): New function.
1878 (Incremental_inputs_reader::get_input_section): Adjust size of input
1879 file header.
1880 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1881 (Sized_incr_relobj::This): New typedef.
1882 (Sized_incr_relobj::sym_size): New const data member.
1883 (Sized_incr_relobj::Local_symbol): New struct.
1884 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1885 (Sized_incr_relobj::do_local_symbol_offset): New function.
1886 (Sized_incr_relobj::local_symbol_count_): New data member.
1887 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1888 (Sized_incr_relobj::local_symbol_index_): New data member.
1889 (Sized_incr_relobj::local_symbol_offset_): New data member.
1890 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1891 (Sized_incr_relobj::local_symbols_): New data member.
1892 * object.h (Relobj::output_local_symbol_count): New function.
1893 (Relobj::local_symbol_offset): New function.
1894 (Relobj::do_output_local_symbol_count): New function.
1895 (Relobj::do_local_symbol_offset): New function.
1896 (Sized_relobj::do_output_local_symbol_count): New function.
1897 (Sized_relobj::do_local_symbol_offset): New function.
1898
d0a9ace3
ILT		 18992011-04-22 Vladimir Simonov <sv@sw.ru>
1900
1901 * descriptors.cc (set_close_on_exec): New function.
1902 (Descriptors::open): Use set_close_on_exec.
1903 * output.cc (S_ISLNK): Define if not defined.
1904
94a3fc8b
CC		 19052011-04-22 Cary Coutant <ccoutant@google.com>
1906
1907 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1908 global symbol map.
1909 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1910 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1911 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1912 relocations.
1913 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1914 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1915 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1916 * incremental.h
1917 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1918 function.
1919 (Incremental_binary::apply_incremental_relocs): New function.
1920 (Incremental_binary::do_apply_incremental_relocs): New function.
1921 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1922 data member.
1923 (Sized_incremental_binary::add_global_symbol): New function.
1924 (Sized_incremental_binary::global_symbol): New function.
1925 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1926 (Sized_incremental_binary::symbol_map_): New data member.
1927 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1928 * target.h (Sized_target::apply_relocation): New function.
1929 * target-reloc.h (apply_relocation): New function.
1930 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1931
c87e4302
DK		 19322011-04-22 Doug Kwan <dougkwan@google.com>
1933
1934 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1935 flag of a SHT_ARM_EXIDX section.
1936 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1937 * testsuite/Makefile.in: Regenerate.
1938 * testsuite/arm_exidx_test.s: New file.
1939 * testsuite/arm_exidx_test.sh: Same.
1940
e7782cf6
CC		 19412011-04-20 Cary Coutant <ccoutant@google.com>
1942
1943 PR gold/12689
1944 * archive.h (Incremental_archive_entry::Archive_member):
1945 Initialize arg_serial_ (second constructor).
1946
308ecdc7
ILT		 19472011-04-17 Ian Lance Taylor <iant@google.com>
1948
1949 * object.cc (Relocate_info::location): Simplify location string.
1950 * errors.cc (Errors::error_at_location): Don't print program
1951 name.
1952 (Errors::warning_at_location): Likewise.
1953 (Errors::undefined_symbol): Likewise.
1954 * testsuite/debug_msg.sh: Update accordingly.
1955
bec5b579
CC		 19562011-04-14 Cary Coutant <ccoutant@google.com>
1957
1958 * gold/layout.cc (Layout::symtab_section_offset): New function.
1959 * gold/layout.h (Layout::symtab_section_offset): New function.
1960 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1961
88597d34
ILT		 19622011-04-12 Ian Lance Taylor <iant@google.com>
1963
1964 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1965 with MREMAP_MAYMOVE.
1966 * output.h (class Output_file): Add map_is_allocated_ field.
1967 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1968 not available, provide stubs. If mremap is not available, #define
1969 it to gold_mremap.
1970 (MREMAP_MAYMOVE): Define if not defined.
1971 (Output_file::Output_file): Initialize map_is_allocated_.
1972 (Output_file::resize): Check map_is_allocated_.
1973 (Output_file::map_anonymous): If mmap fails, use malloc.
1974 (Output_file::unmap): Don't do anything for an anonymous map.
1975 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1976 is not available, provide stubs.
1977 (File_read::View::~View): Use free rather than delete[].
1978 (File_read::make_view): Use malloc rather than new[]. If mmap
1979 fails, use malloc.
1980 (File_read::find_or_make_view): Use malloc rather than new[].
1981 * gold.h: Remove HAVE_REMAP code.
1982 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1983 exists. Rename mremap to gold_mremap. If mmap is not available
1984 don't do anything.
1985 * configure, config.in: Rebuild.
1986
11e361bc
ILT		 19872011-04-11 Ian Lance Taylor <iant@google.com>
1988
1989 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1990 initialize local variable v.
1991
cdc29364
CC		 19922011-04-11 Cary Coutant <ccoutant@google.com>
1993
1994 * archive.cc (Archive::include_member): Adjust call to
1995 report_object.
1996 (Add_archive_symbols::run): Track argument serial numbers.
1997 (Lib_group::include_member): Likewise.
1998 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1999 * archive.h (Incremental_archive_entry::Archive_member):
2000 Initialize arg_serial_.
2001 (Archive_member::arg_serial_): New data member.
2002 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
2003 (Sized_dynobj::do_add_symbols): Track symbols when doing an
2004 incremental link.
2005 (Sized_dynobj::do_for_all_local_got_entries): New function.
2006 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
2007 function.
2008 * fileread.cc (get_mtime): New function.
2009 * fileread.h (get_mtime): New function.
2010 * gold.cc (queue_initial_tasks): Check for incremental update.
2011 (process_incremental_input): New function.
2012 (queue_middle_tasks): Don't force valid target for incremental
2013 update.
2014 * incremental-dump.cc (find_input_containing_global): Adjust
2015 size of symbol info entry.
2016 (dump_incremental_inputs): Dump argument serial number and
2017 in_system_directory flag; bias shndx by 1; print symbol names
2018 when dumping per-file symbol lists; use new symbol info readers.
2019 * incremental.cc
2020 (Output_section_incremental_inputs:update_data_size): New function.
2021 (Sized_incremental_binary::setup_readers): Setup input readers
2022 for each input file; build maps for files added from libraries
2023 and scripts.
2024 (Sized_incremental_binary::check_input_args): New function.
2025 (Sized_incremental_binary::do_check_inputs): Build map of argument
2026 serial numbers to input arguments.
2027 (Sized_incremental_binary::do_file_has_changed): Rename
2028 do_file_is_unchanged to this; compare file modification times.
2029 (Sized_incremental_binary::do_init_layout): New function.
2030 (Sized_incremental_binary::do_reserve_layout): New function.
2031 (Sized_incremental_binary::do_get_input_reader): Remove.
2032 (Sized_incremental_binary::get_symtab_view): New function.
2033 (Incremental_checker::can_incrementally_link_output_file): Remove.
2034 (Incremental_inputs::report_command_line): Exclude --debug options.
2035 (Incremental_inputs::report_archive_begin): Add parameter; track
2036 argument serial numbers; don't put input file entry for archive
2037 before archive members.
2038 (Incremental_inputs::report_archive_end): Put input file entry
2039 for archive after archive members.
2040 (Incremental_inputs::report_object): Add parameter; track argument
2041 serial numbers and in_system_directory flag.
2042 (Incremental_inputs::report_script): Add parameter; track argument
2043 serial numbers.
2044 (Output_section_incremental_inputs::set_final_data_size): Adjust
2045 size of symbol info entry; check for forwarding symbols.
2046 (Output_section_incremental_inputs::write_input_files): Write
2047 in_system_directory flag and argument serial number.
2048 (Output_section_incremental_inputs::write_info_blocks): Map section
2049 indices between incremental info and original input file; store
2050 input section index for each symbol.
2051 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2052 change operator() to visit().
2053 (class Global_got_offset_visitor): Likewise.
2054 (class Global_symbol_visitor_got_plt):
2055 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2056 classes.
2057 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2058 (Sized_incr_relobj::do_read_symbols): New function.
2059 (Sized_incr_relobj::do_layout): New function.
2060 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2061 (Sized_incr_relobj::do_add_symbols): New function.
2062 (Sized_incr_relobj::do_should_include_member): New function.
2063 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2064 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2065 (Sized_incr_relobj::do_section_size): New function.
2066 (Sized_incr_relobj::do_section_name): New function.
2067 (Sized_incr_relobj::do_section_contents): New function.
2068 (Sized_incr_relobj::do_section_flags): New function.
2069 (Sized_incr_relobj::do_section_entsize): New function.
2070 (Sized_incr_relobj::do_section_address): New function.
2071 (Sized_incr_relobj::do_section_type): New function.
2072 (Sized_incr_relobj::do_section_link): New function.
2073 (Sized_incr_relobj::do_section_info): New function.
2074 (Sized_incr_relobj::do_section_addralign): New function.
2075 (Sized_incr_relobj::do_initialize_xindex): New function.
2076 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2077 (Sized_incr_relobj::do_read_relocs): New function.
2078 (Sized_incr_relobj::do_gc_process_relocs): New function.
2079 (Sized_incr_relobj::do_scan_relocs): New function.
2080 (Sized_incr_relobj::do_count_local_symbols): New function.
2081 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2082 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2083 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2084 (Sized_incr_relobj::do_relocate): New function.
2085 (Sized_incr_relobj::do_set_section_offset): New function.
2086 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2087 (Sized_incr_dynobj::do_read_symbols): New function.
2088 (Sized_incr_dynobj::do_layout): New function.
2089 (Sized_incr_dynobj::do_add_symbols): New function.
2090 (Sized_incr_dynobj::do_should_include_member): New function.
2091 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2092 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2093 (Sized_incr_dynobj::do_section_size): New function.
2094 (Sized_incr_dynobj::do_section_name): New function.
2095 (Sized_incr_dynobj::do_section_contents): New function.
2096 (Sized_incr_dynobj::do_section_flags): New function.
2097 (Sized_incr_dynobj::do_section_entsize): New function.
2098 (Sized_incr_dynobj::do_section_address): New function.
2099 (Sized_incr_dynobj::do_section_type): New function.
2100 (Sized_incr_dynobj::do_section_link): New function.
2101 (Sized_incr_dynobj::do_section_info): New function.
2102 (Sized_incr_dynobj::do_section_addralign): New function.
2103 (Sized_incr_dynobj::do_initialize_xindex): New function.
2104 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2105 (make_sized_incremental_object): New function.
2106 (Incremental_library::copy_unused_symbols): New function.
2107 (Incremental_library::do_for_all_unused_symbols): New function.
2108 * incremental.h (enum Incremental_input_flags): New type.
2109 (class Incremental_checker): Remove.
2110 (Incremental_input_entry::Incremental_input_entry): Add argument
2111 serial number.
2112 (Incremental_input_entry::arg_serial): New function.
2113 (Incremental_input_entry::set_is_in_system_directory): New function.
2114 (Incremental_input_entry::is_in_system_directory): New function.
2115 (Incremental_input_entry::arg_serial_): New data member.
2116 (Incremental_input_entry::is_in_system_directory_): New data member.
2117 (class Script_info): Move here from script.h.
2118 (Script_info::Script_info): Add filename parameter.
2119 (Script_info::filename): New function.
2120 (Script_info::filename_): New data member.
2121 (Incremental_script_entry::Incremental_script_entry): Add argument
2122 serial number.
2123 (Incremental_object_entry::Incremental_object_entry): Likewise.
2124 (Incremental_object_entry::add_input_section): Build list of input
2125 sections with map to original shndx.
2126 (Incremental_object_entry::get_input_section_index): New function.
2127 (Incremental_object_entry::shndx_): New data member.
2128 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2129 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2130 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2131 serial number.
2132 (Incremental_inputs::report_archive_begin): Likewise.
2133 (Incremental_inputs::report_object): Likewise.
2134 (Incremental_inputs::report_script): Likewise.
2135 (class Incremental_global_symbol_reader): New class.
2136 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2137 and store flags and input file type.
2138 (Incremental_input_entry_reader::arg_serial): New function.
2139 (Incremental_input_entry_reader::type): Extract type from flags.
2140 (Incremental_input_entry_reader::is_in_system_directory): New function.
2141 (Incremental_input_entry_reader::get_input_section_count): Call
2142 accessor function for type.
2143 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2144 function for type; adjust size of global symbol entry.
2145 (Incremental_input_entry_reader::get_global_symbol_count): Call
2146 accessor function for type.
2147 (Incremental_input_entry_reader::get_object_count): Likewise.
2148 (Incremental_input_entry_reader::get_object_offset): Likewise.
2149 (Incremental_input_entry_reader::get_member_count): Likewise.
2150 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2151 (Incremental_input_entry_reader::get_member_offset): Likewise.
2152 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2153 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2154 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2155 (Incremental_input_entry_reader::get_global_symbol_reader): New
2156 function.
2157 (Incremental_input_entry_reader::get_output_symbol_index): New
2158 function.
2159 (Incremental_input_entry_reader::type_): Remove.
2160 (Incremental_input_entry_reader::flags_): New data member.
2161 (Incremental_inputs_reader::input_file_offset): New function.
2162 (Incremental_inputs_reader::input_file_index): New function.
2163 (Incremental_inputs_reader::input_file): Call input_file_offset.
2164 (Incremental_inputs_reader::input_file_at_offset): New function.
2165 (Incremental_relocs_reader::get_r_type): Reformat.
2166 (Incremental_relocs_reader::get_r_shndx): Reformat.
2167 (Incremental_relocs_reader::get_r_offset): Reformat.
2168 (Incremental_relocs_reader::data): New function.
2169 (Incremental_binary::Incremental_binary): Initialize new data members.
2170 (Incremental_binary::check_inputs): Add cmdline parameter.
2171 (Incremental_binary::file_is_unchanged): Remove.
2172 (Input_reader::arg_serial): New function.
2173 (Input_reader::get_unused_symbol_count): New function.
2174 (Input_reader::get_unused_symbol): New function.
2175 (Input_reader::do_arg_serial): New function.
2176 (Input_reader::do_get_unused_symbol_count): New function.
2177 (Input_reader::do_get_unused_symbol): New function.
2178 (Incremental_binary::input_file_count): New function.
2179 (Incremental_binary::get_input_reader): Change signature to use
2180 index instead of filename.
2181 (Incremental_binary::file_has_changed): New function.
2182 (Incremental_binary::get_input_argument): New function.
2183 (Incremental_binary::get_library): New function.
2184 (Incremental_binary::get_script_info): New function.
2185 (Incremental_binary::init_layout): New function.
2186 (Incremental_binary::reserve_layout): New function.
2187 (Incremental_binary::output_file): New function.
2188 (Incremental_binary::do_check_inputs): New function.
2189 (Incremental_binary::do_file_is_unchanged): Remove.
2190 (Incremental_binary::do_file_has_changed): New function.
2191 (Incremental_binary::do_init_layout): New function.
2192 (Incremental_binary::do_reserve_layout): New function.
2193 (Incremental_binary::do_input_file_count): New function.
2194 (Incremental_binary::do_get_input_reader): Change signature.
2195 (Incremental_binary::input_args_map_): New data member.
2196 (Incremental_binary::library_map_): New data member.
2197 (Incremental_binary::script_map_): New data member.
2198 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2199 new data members.
2200 (Sized_incremental_binary::output_section): New function.
2201 (Sized_incremental_binary::inputs_reader): Add const.
2202 (Sized_incremental_binary::symtab_reader): Add const.
2203 (Sized_incremental_binary::relocs_reader): Add const.
2204 (Sized_incremental_binary::got_plt_reader): Add const.
2205 (Sized_incremental_binary::get_symtab_view): New function.
2206 (Sized_incremental_binary::Inputs_reader): New typedef.
2207 (Sized_incremental_binary::Input_entry_reader): New typedef.
2208 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2209 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2210 (Sized_incremental_binary::do_file_has_changed): New function.
2211 (Sized_incremental_binary::do_init_layout): New function.
2212 (Sized_incremental_binary::do_reserve_layout): New function.
2213 (Sized_input_reader::Inputs_reader): Remove.
2214 (Sized_input_reader::Input_entry_reader): Remove.
2215 (Sized_input_reader::do_arg_serial): New function.
2216 (Sized_input_reader::do_get_unused_symbol_count): New function.
2217 (Sized_input_reader::do_get_unused_symbol): New function.
2218 (Sized_incremental_binary::do_input_file_count): New function.
2219 (Sized_incremental_binary::do_get_input_reader): Change signature;
2220 use index instead of filename.
2221 (Sized_incremental_binary::section_map_): New data member.
2222 (Sized_incremental_binary::input_entry_readers_): New data member.
2223 (class Sized_incr_relobj): New class.
2224 (class Sized_incr_dynobj): New class.
2225 (make_sized_incremental_object): New function.
2226 (class Incremental_library): New class.
2227 * layout.cc (Free_list::num_lists): New static data member.
2228 (Free_list::num_nodes): New static data member.
2229 (Free_list::num_removes): New static data member.
2230 (Free_list::num_remove_visits): New static data member.
2231 (Free_list::num_allocates): New static data member.
2232 (Free_list::num_allocate_visits): New static data member.
2233 (Free_list::init): New function.
2234 (Free_list::remove): New function.
2235 (Free_list::allocate): New function.
2236 (Free_list::dump): New function.
2237 (Free_list::print_stats): New function.
2238 (Layout_task_runner::run): Resize output file for incremental updates.
2239 (Layout::Layout): Initialize new data members.
2240 (Layout::set_incremental_base): New function.
2241 (Layout::init_fixed_output_section): New function.
2242 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2243 incremental updates.
2244 (Layout::create_gold_note): Do not create gold note section for
2245 incremental updates.
2246 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2247 for incremental updates.
2248 (Layout::set_section_offsets): For incremental updates, allocate space
2249 from free list.
2250 (Layout::create_symtab_sections): Layout with offsets relative to
2251 start of section; for incremental updates, allocate space from free
2252 list.
2253 (Layout::create_shdrs): For incremental updates, allocate space from
2254 free list.
2255 (Layout::finish_dynamic_section): For incremental updates, do not
2256 check --as-needed (fixed in subsequent patch).
2257 * layout.h (class Free_list): New class.
2258 (Layout::set_incremental_base): New function.
2259 (Layout::incremental_base): New function.
2260 (Layout::init_fixed_output_section): New function.
2261 (Layout::allocate): New function.
2262 (Layout::incremental_base_): New data member.
2263 (Layout::free_list_): New data member.
2264 * main.cc (main): Print Free_list statistics.
2265 * object.cc (Relobj::finalize_incremental_relocs): Add
2266 clear_counts parameter; clear counts only when clear_counts is set.
2267 (Sized_relobj::Sized_relobj): Initialize new base class.
2268 (Sized_relobj::do_layout): Don't report special sections.
2269 (Sized_relobj::do_for_all_local_got_entries): New function.
2270 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2271 symtab_off to all symbol table offsets.
2272 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2273 * object.h (class Got_offset_list): Move to top of file.
2274 (Object::Object): Allow case where input_file == NULL.
2275 (Object::~Object): Likewise.
2276 (Object::input_file): Assert that input_file != NULL.
2277 (Object::lock): Allow case where input_file == NULL.
2278 (Object::unlock): Likewise.
2279 (Object::is_locked): Likewise.
2280 (Object::token): Likewise.
2281 (Object::release): Likewise.
2282 (Object::is_incremental): New function.
2283 (Object::get_mtime): New function.
2284 (Object::for_all_local_got_entries): New function.
2285 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2286 (Object::set_is_in_system_directory): New function.
2287 (Object::is_in_system_directory): New function.
2288 (Object::do_is_incremental): New function.
2289 (Object::do_get_mtime): New function.
2290 (Object::do_for_all_local_got_entries): New function.
2291 (Object::is_in_system_directory_): New data member.
2292 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2293 (class Sized_relobj_base): New class.
2294 (class Sized_relobj): Derive from Sized_relobj_base.
2295 (class Sized_relobj::Symbols): Redeclare from base class.
2296 (class Sized_relobj::local_got_offset_list): Remove.
2297 (class Sized_relobj::Output_sections): Redeclare from base class.
2298 (class Sized_relobj::do_for_all_local_got_entries): New function.
2299 (class Sized_relobj::write_local_symbols): Add offset parameter.
2300 (class Sized_relobj::local_symbol_offset_): Update comment.
2301 (class Sized_relobj::local_dynsym_offset_): Update comment.
2302 * options.cc (Input_arguments::add_file): Remove const.
2303 * options.h (Input_file_argument::Input_file_argument):
2304 Initialize arg_serial_ (all constructors).
2305 (Input_file_argument::set_arg_serial): New function.
2306 (Input_file_argument::arg_serial): New function.
2307 (Input_file_argument::arg_serial_): New data member.
2308 (Input_arguments::Input_arguments): Initialize file_count_.
2309 (Input_arguments::add_file): Remove const.
2310 (Input_arguments::number_of_input_files): New function.
2311 (Input_arguments::file_count_): New data member.
2312 (Command_line::number_of_input_files): Call
2313 Input_arguments::number_of_input_files.
2314 * output.cc (Output_segment_headers::Output_segment_headers):
2315 Set current size.
2316 (Output_section::Input_section::current_data_size): New function.
2317 (Output_section::Output_section): Initialize new data members.
2318 (Output_section::add_input_section): Don't do merge sections for
2319 an incremental link; allocate space from free list for an
2320 incremental update.
2321 (Output_section::add_output_section_data): Allocate space from
2322 free list for an incremental update.
2323 (Output_section::update_data_size): New function.
2324 (Output_section::set_fixed_layout): New function.
2325 (Output_section::reserve): New function.
2326 (Output_segment::set_section_addresses): Remove const.
2327 (Output_segment::set_section_list_addresses): Remove const; allocate
2328 space from free list for an incremental update.
2329 (Output_segment::set_offset): Adjust size of RELRO segment for an
2330 incremental update.
2331 * output.h (Output_data::current_data_size): Move here from
2332 child classes.
2333 (Output_data::pre_finalize_data_size): New function.
2334 (Output_data::update_data_size): New function.
2335 (Output_section_headers::update_data_size): new function.
2336 (Output_section_data_build::current_data_size): Move to Output_data.
2337 (Output_data_strtab::update_data_size): New function.
2338 (Output_section::current_data_size): Move to Output_data.
2339 (Output_section::set_fixed_layout): New function.
2340 (Output_section::has_fixed_layout): New function.
2341 (Output_section::reserve): New function.
2342 (Output_section::update_data_size): New function.
2343 (Output_section::has_fixed_layout_): New data member.
2344 (Output_section::free_list_): New data member.
2345 (Output_segment::set_section_addresses): Remove const.
2346 (Output_segment::set_section_list_addresses): Remove const.
2347 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2348 New function.
2349 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2350 New function.
2351 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2352 parameter when calling Add_symbols constructor; store argument
2353 serial number for members of a lib group.
2354 (Add_symbols::locks): Allow case where token == NULL.
2355 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2356 (Read_member::~Read_member): New function.
2357 (Read_member::is_runnable): New function.
2358 (Read_member::locks): New function.
2359 (Read_member::run): New function.
2360 (Check_script::~Check_script): New function.
2361 (Check_script::is_runnable): New function.
2362 (Check_script::locks): New function.
2363 (Check_script::run): New function.
2364 (Check_library::~Check_library): New function.
2365 (Check_library::is_runnable): New function.
2366 (Check_library::locks): New function.
2367 (Check_library::run): New function.
2368 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2369 (Add_symbols::library_): New data member.
2370 (class Read_member): New class.
2371 (class Check_script): New class.
2372 (class Check_library): New class.
2373 * reloc.cc (Read_relocs::is_runnable): Allow case where
2374 token == NULL.
2375 (Read_relocs::locks): Likewise.
2376 (Scan_relocs::locks): Likewise.
2377 (Relocate_task::locks): Likewise.
2378 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2379 to clear counters.
2380 (Sized_relobj::incremental_relocs_scan): Fix comment.
2381 (Sized_relobj::do_relocate): Pass output file offset to
2382 write_local_symbols.
2383 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2384 from class declaration.
2385 * script.cc (read_input_script): Allocate Script_info; pass
2386 argument serial number to report_script.
2387 * script.h (class Script_info): Move to incremental.h.
2388 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2389 * symtab.h (Symbol_table::add_from_incrobj): New function.
2390 (Symbol_table::set_file_offset): New function.
2391
b961d0d7
CC		 23922011-04-05 Cary Coutant <ccoutant@google.com>
2393
2394 * incremental-dump.cc (dump_incremental_inputs): Change signature
2395 to take a Sized_incremental_binary; change caller. Use readers
2396 in Sized_incremental_binary.
2397 * incremental.cc
2398 (Sized_incremental_binary::find_incremental_inputs_sections):
2399 Rename do_find_incremental_inputs_sections to this.
2400 (Sized_incremental_binary::setup_readers): New function.
2401 (Sized_incremental_binary::do_check_inputs): Check
2402 has_incremental_info_ flag; move setup code to setup_readers;
2403 use input readers.
2404 (Sized_incremental_binary::do_file_is_unchanged): New function.
2405 (Sized_incremental_binary::do_get_input_reader): New function.
2406 * incremental.h (class Incremental_binary): Move to end of file.
2407 (Incremental_binary::file_is_unchanged): New function.
2408 (Incremental_binary::do_file_is_unchanged): New function.
2409 (Incremental_binary::Input_reader): New class.
2410 (Incremental_binary::get_input_reader): New function.
2411 (class Sized_incremental_binary): Move to end of file.
2412 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2413 input section reader classes.
2414 (Sized_incremental_binary::has_incremental_info): New function.
2415 (Sized_incremental_binary::inputs_reader): New function.
2416 (Sized_incremental_binary::symtab_reader): New function.
2417 (Sized_incremental_binary::relocs_reader): New function.
2418 (Sized_incremental_binary::got_plt_reader): New function.
2419 (Sized_incremental_binary::do_file_is_unchanged): New function.
2420 (Sized_incremental_binary::Sized_input_reader): New class.
2421 (Sized_incremental_binary::get_input_reader): New function.
2422 (Sized_incremental_binary::find_incremental_inputs_sections):
2423 Rename do_find_incremental_inputs_sections to this.
2424 (Sized_incremental_binary::setup_readers): New function.
2425 (Sized_incremental_binary::has_incremental_info_): New data member.
2426 (Sized_incremental_binary::inputs_reader_): New data member.
2427 (Sized_incremental_binary::symtab_reader_): New data member.
2428 (Sized_incremental_binary::relocs_reader_): New data member.
2429 (Sized_incremental_binary::got_plt_reader_): New data member.
2430 (Sized_incremental_binary::current_input_file_): New data member.
2431
a869183f
PP		 24322011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2433
2434 PR gold/12640
2435 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2436 violation.
2437
24382011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2439
2440 * archive.cc (Archive::include_member): Adjust call to report_object.
2441 (Add_archive_symbols::run): Add script_info to call to
2442 report_archive_begin.
2443 (Lib_group::include_member): Adjust call to report_object.
2444 (Add_lib_group_symbols::run): Adjust call to report_object.
2445 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2446 blocks. Add object count for script input files.
2447 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2448 script_info parameter; change all callers.
2449 (Incremental_inputs::report_object): Add script_info parameter;
2450 change all callers.
2451 (Incremental_inputs::report_script): Store backpointer to
2452 incremental info entry.
2453 (Output_section_incremental_inputs::set_final_data_size): Record
2454 additional information for scripts.
2455 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2456 * incremental.h (Incremental_script_entry::add_object): New function.
2457 (Incremental_script_entry::get_object_count): New function.
2458 (Incremental_script_entry::get_object): New function.
2459 (Incremental_script_entry::objects_): New data member; adjust
2460 constructor.
2461 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2462 (Incremental_inputs::report_object): Add script_info parameter.
2463 (Incremental_inputs_reader::get_object_count): New function.
2464 (Incremental_inputs_reader::get_object_offset): New function.
2465 * options.cc (Input_arguments::add_file): Return reference to
2466 new input argument.
2467 * options.h (Input_argument::set_script_info): New function.
2468 (Input_argument::script_info): New function.
2469 (Input_argument::script_info_): New data member; adjust all
2470 constructors.
2471 (Input_file_group::add_file): Return reference to new input argument.
2472 (Input_file_lib::add_file): Likewise.
2473 (Input_arguments::add_file): Likewise.
2474 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2475 * script.cc (Parser_closure::Parser_closure): Add script_info
2476 parameter; adjust all callers.
2477 (Parser_closure::script_info): New function.
2478 (Parser_closure::script_info_): New data member.
2479 (read_input_script): Report scripts earlier to incremental info.
2480 (script_add_file): Set script_info in Input_argument.
2481 (script_add_library): Likewise.
2482 * script.h (Script_options::Script_info): Rewrite class.
2483
a869183f 24842011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2485
2486 * archive.cc (Library_base::should_include_member): Move
2487 method here from class Archive.
2488 (Archive::Archive): Initialize base class.
2489 (Archive::should_include_member): Move to base class.
2490 (Archive::do_for_all_unused_symbols): New function.
2491 (Add_archive_symbols::run): Remove redundant access to
2492 incremental_inputs.
2493 (Lib_group::Lib_group): Initialize base class.
2494 (Lib_group::do_filename): New function.
2495 (Lib_group::include_member): Pass pointer to Lib_group to
2496 report_object.
2497 (Lib_group::do_for_all_unused_symbols): New function.
2498 (Add_lib_group_symbols::run): Report archive information for
2499 incremental links.
2500 * archive.h (class Library_base): New base class.
2501 (class Archive): Derive from Library_base.
2502 (Archive::filename): Move to base class.
2503 (Archive::set_incremental_info): Likewise.
2504 (Archive::incremental_info): Likewise.
2505 (Archive::Should_include): Likewise.
2506 (Archive::should_include_member): Likewise.
2507 (Archive::Armap_entry): Remove.
2508 (Archive::Unused_symbol_iterator): Remove.
2509 (Archive::unused_symbols_begin): Remove.
2510 (Archive::unused_symbols_end): Remove.
2511 (Archive::do_filename): New function.
2512 (Archive::do_get_mtime): New function.
2513 (Archive::do_for_all_unused_symbols): New function.
2514 (Archive::task_): Move to base class.
2515 (Archive::incremental_info_): Likewise.
2516 (class Lib_group): Derive from Library_base.
2517 (Lib_group::do_filename): New function.
2518 (Lib_group::do_get_mtime): New function.
2519 (Lib_group::do_for_all_unused_symbols): New function.
2520 (Lib_group::task_): Move to base class.
2521 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2522 function.
2523 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2524 function.
2525 * incremental.cc (Incremental_inputs::report_archive_begin):
2526 Use Library_base; call library's get_mtime; add incremental inputs
2527 entry before members.
2528 (class Unused_symbol_visitor): New class.
2529 (Incremental_inputs::report_archive_end): Use Library_base; use
2530 visitor class to record unused symbols; don't add incremental inputs
2531 entry after members.
2532 (Incremental_inputs::report_object): Use Library_base.
2533 * incremental.h
2534 (Incremental_archive_entry::Incremental_archive_entry): Remove
2535 unused Archive parameter.
2536 (Incremental_inputs::report_archive_begin): Use Library_base.
2537 (Incremental_inputs::report_archive_end): Likewise.
2538 (Incremental_inputs::report_object): Likewise.
2539 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2540 function.
2541 * object.h (Object::for_all_global_symbols): New function.
2542 (Object::do_for_all_global_symbols): New function.
2543 (Sized_relobj::do_for_all_global_symbols): New function.
2544 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2545 function.
2546 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2547 function.
2548
61ab3e40
ILT		 25492011-03-27 Ian Lance Taylor <iant@google.com>
2550
2551 * archive.cc (Archive::interpret_header): Return -1 if something
2552 goes wrong. Change callers accordingly.
2553
30e1f9e6
CC		 25542011-03-25 Cary Coutant <ccoutant@google.com>
2555
2556 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2557 * testsuite/Makefile.in: Regenerate.
2558
9370ce59 25592011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2560
2561 * plugin.cc (get_view): New.
2562 (Plugin::load): Pass get_view to the plugin.
2563 (Plugin_manager::get_view): New.
2564
9312bb0a
ILT		 25652011-03-21 Ian Lance Taylor <iant@google.com>
2566
2567 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2568 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2569
7e12ba9e
ST		 25702011-03-21 Sriraman Tallam <tmsriram@google.com>
2571
2572 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2573 Change == to -eq.
2574 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2575 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2576 Change == to -eq.
2577 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2578 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2579
fd7a005d
ILT		 25802011-03-14 Ian Lance Taylor <iant@google.com>
2581
2582 * script-sections.cc (Sort_output_sections::script_compare):
2583 Rename from is_before, change return type.
2584 (Sort_output_sections::operator()): Adjust accordingly.
2585
ed16fd1b
ILT		 25862011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2587
2588 PR gold/12572
2589 * testsuite/odr_violation2.cc: Add comment to make all error line
2590 numbers double digits.
2591 * testsuite/debug_msg.sh: Adjust expected errors.
2592
71ff8986
ILT		 25932011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2594
2595 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2596 but mark earlier ones as non-canonical
2597 (offset_to_iterator): Update search target and example
2598 (do_addr2line): Return extra lines in a vector*
2599 (format_file_lineno): Extract from do_addr2line
2600 (one_addr2line): Add vector* out-param
2601 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2602 when a lineno entry appeared last for its instruction
2603 (Dwarf_line_info): Add vector* out-param
2604 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2605 * symtab.cc (Odr_violation_compare): Include the lineno in the
2606 comparison again.
2607 (linenos_from_loc): New. Combine the canonical line for an
2608 address with its other lines.
2609 (True_if_intersect): New. Helper functor to make
2610 std::set_intersection a query.
2611 (detect_odr_violations): Compare sets of lines instead of just
2612 one line for each function. This became less deterministic, but
2613 has fewer false positives.
2614 * symtab.h: Declarations.
2615 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2616 mix an optimized and non-optimized object in the same binary
2617 (odr_violation2.so): Same.
2618 * testsuite/Makefile.in: Regenerate from Makefile.am.
2619 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2620 * testsuite/debug_msg.sh: Update line numbers and add
2621 assertions.
2622 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2623 non-optimized context.
2624 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2625 isn't inlined, and use OdrDerived in an optimized context.
2626 * testsuite/odr_header1.h: Defines OdrDerived, where
2627 optimization will change the
2628 first-instruction-in-the-destructor's file and line number.
2629 * testsuite/odr_header2.h: Defines OdrBase.
2630
a19fefdc
ILT		 26312011-03-09 Ian Lance Taylor <iant@google.com>
2632
2633 * fileread.cc (File_read::clear_views): Don't delete the whole
2634 file view.
2635
ecb351e9
ILT		 26362011-03-08 Ian Lance Taylor <iant@google.com>
2637
2638 PR gold/12525
2639 * fileread.cc: #include <climits>.
2640 (GOLD_IOV_MAX): Define.
2641 (File_read::read_multiple): Limit number of entries by iov_max.
2642 * fileread.h (class File_read): Always set max_readv_entries to
2643 128.
2644
b821d13c
ILT		 26452011-03-07 Ian Lance Taylor <iant@google.com>
2646
2647 PR gold/12525
2648 * options.h (class General_options): Add -dy and -dn.
2649
89243142
CC		 26502011-03-02 Cary Coutant <ccoutant@google.com>
2651
2652 * testsuite/script_test_9.t: Add TLS segment.
2653
d0773f31
ILT		 26542011-03-02 Simon Baldwin <simonb@google.com>
2655
2656 * configure.ac: Add check for gnu_indirect_function support in
2657 the toolchain building binutils.
2658 * configure: Rebuild.
2659
9370ce59 26602011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2661
2662 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2663 plugin only symbols.
2664 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2665 in plugin files as not needed in the symbol table.
2666
4cf7a849
ST		 26672011-02-11 Sriraman Tallam <tmsriram@google.com>
2668
2669 * output.cc (Output_section::add_input_section): Delay fill
2670 generation for section ordering.
2671
b578bd7d
ILT		 26722011-02-09 Ian Lance Taylor <iant@google.com>
2673
2674 PR gold/12316
2675 * object.h (class Sized_relobj): Remove clear_local_symbols.
2676 * reloc.cc (Sized_relobj::do_relocate): Don't call
2677 clear_local_symbols.
2678
9370ce59 26792011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2680
2681 * plugin.cc (is_visible_from_outside): Return true for symbols
2682 in the -u option.
2683
55382fb7
ILT		 26842011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2685
2686 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2687 filename.
2688
4e271fff
ST		 26892011-02-02 Sriraman Tallam <tmsriram@google.com>
2690
2691 * icf.h (is_section_foldable_candidate): Change type of parameter
2692 to std::string.
2693 * icf.cc (Icf::find_identical_sections): Change type of local variable
2694 section_name to be std::string.
2695 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2696
d433c3ac
ILT		 26972011-01-25 Ian Lance Taylor <iant@google.com>
2698
2699 * script.cc (script_add_extern): Rewrite to use
2700 add_symbol_reference.
2701
880473a6
DK		 27022011-01-25 Doug Kwan <dougkwan@google.com>
2703
d433c3ac 2704 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2705
f30f86fa
ILT		 27062011-01-24 Ian Lance Taylor <iant@google.com>
2707
2708 * options.h (class General_options): Accept
2709 --no-detect-odr-violations.
2710
8e51a0b9
ILT		 27112011-01-24 Ian Lance Taylor <iant@google.com>
2712
2713 * version.cc (version_string): Bump to 1.11.
2714
0f3b89d8
ILT		 27152011-01-24 Ian Lance Taylor <iant@google.com>
2716
2717 * plugin.cc (class Plugin_rescan): Define new class.
2718 (Plugin_manager::claim_file): Set any_claimed_.
2719 (Plugin_manager::save_archive): New function.
2720 (Plugin_manager::save_input_group): New function.
2721 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2722 necessary.
2723 (Plugin_manager::new_undefined_symbol): New function.
2724 (Plugin_manager::rescan): New function.
2725 (Plugin_manager::rescannable_defines): New function.
2726 (Plugin_manager::add_input_file): Set any_added_.
2727 * plugin.h (class Plugin_manager): define new fields rescannable_,
2728 undefined_symbols_, any_claimed_, and any_added_. Declare
2729 Plugin_rescan as friend. Declare new functions.
2730 (Plugin_manager::Rescannable): Define type.
2731 (Plugin_manager::Rescannable_list): Define type.
2732 (Plugin_manager::Undefined_symbol_list): Define type.
2733 (Plugin_manager::Plugin_manager): Initialize new fields.
2734 * archive.cc (Archive::defines_symbol): New function.
2735 (Add_archive_symbols::run): Pass archive to plugins if any.
2736 * archive.h (class Archive): Declare defines_symbol.
2737 * readsyms.cc (Input_group::~Input_group): New function.
2738 (Finish_group::run): Pass input_group to plugins if any.
2739 * readsyms.h (class Input_group): Declare destructor.
2740 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2741 any.
2742
3bb951e5
ILT		 27432011-01-10 Ian Lance Taylor <iant@google.com>
2744
2745 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2746 section as relro.
2747 (Layout::set_segment_offsets): Reset increase_relro before calling
2748 set_section_addresses a second time.
2749
0aa45fac
CC		 27502011-01-04 Cary Coutant <ccoutant@google.com>
2751
2752 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2753 sections before NOBITS sections.
2754
0db46eb4
L		 27552011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2756
2757 * version.cc (print_version): Update copyright to 2011.
2758
829c9745
CC		 27592010-12-23 Cary Coutant <ccoutant@google.com>
2760
2761 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2762 of OS to this->add. Add OD parameter to second form of the function.
2763
7500420b
ILT		 27642010-12-20 Ian Lance Taylor <iant@google.com>
2765
2766 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2767 second of two consecutive entries with same offset.
2768
f8e9a930
RW		 27692010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2770
2771 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2772 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2773 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2774 to avoid unneeded links against $(LDADD).
2775 * testsuite/Makefile.in: Regenerate.
2776
2fbb4320
ILT		 27772010-12-15 Ian Lance Taylor <iant@google.com>
2778
2779 PR gold/12324
2780 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2781 for R_X86_64_32 and R_X86_64_PC32.
2782 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2783 ver_matching_def_pic.o.
2784 (ver_matching_def_pic.o): New target.
2785
fedb228d
RW		 27862010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2787
2788 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2789 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2790 Move definition before File_read::View member definitions.
2791 (File_read::View::~View): Initialize and hold lock before
2792 updating current_mapped_bytes.
2793
9b547ce6
RW		 27942010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2795
2796 * dwarf_reader.cc: Remove outdated comment.
2797 * gold-threads.cc: Fix typo in error message.
2798 * archive.cc: Fix typos in comments.
2799 * archive.h: Likewise.
2800 * arm-reloc-property.cc: Likewise.
2801 * arm-reloc-property.h: Likewise.
2802 * arm-reloc.def: Likewise.
2803 * arm.cc: Likewise.
2804 * attributes.h: Likewise.
2805 * cref.cc: Likewise.
2806 * ehframe.cc: Likewise.
2807 * fileread.h: Likewise.
2808 * gold.h: Likewise.
2809 * i386.cc: Likewise.
2810 * icf.cc: Likewise.
2811 * incremental.h: Likewise.
2812 * int_encoding.cc: Likewise.
2813 * layout.h: Likewise.
2814 * main.cc: Likewise.
2815 * merge.h: Likewise.
2816 * object.cc: Likewise.
2817 * object.h: Likewise.
2818 * options.cc: Likewise.
2819 * readsyms.cc: Likewise.
2820 * reduced_debug_output.cc: Likewise.
2821 * reloc.cc: Likewise.
2822 * script-sections.cc: Likewise.
2823 * sparc.cc: Likewise.
2824 * symtab.h: Likewise.
2825 * target-reloc.h: Likewise.
2826 * target.cc: Likewise.
2827 * target.h: Likewise.
2828 * timer.cc: Likewise.
2829 * timer.h: Likewise.
2830 * x86_64.cc: Likewise.
2831
83e17bd5
CC		 28322010-12-09 Cary Coutant <ccoutant@google.com>
2833
2834 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2835 stack.
2836 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2837 parameter; change all callers.
2838 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2839 * options.h (warn_execstack): New option.
2840
017257f8
DK		 28412010-12-07 Doug Kwan <dougkwan@google.com>
2842
2843 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2844 like function call relocations.
2845
c20cbc06
ILT		 28462010-12-07 Ian Lance Taylor <iant@google.com>
2847
2848 * archive.cc (Archive::get_elf_object_for_member): Permit
2849 punconfigured to be NULL.
2850 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2851 (Archive::include_member): Pass NULL to get_elf_object_for_member
2852 if we searched for the archive and this is the first included
2853 object.
2854
4dbfafcc
ILT		 28552010-12-01 Ian Lance Taylor <iant@google.com>
2856
2857 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2858 track_relocs_type_ field.
2859 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2860 Set track_relocs_type_.
2861 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2862 contents when using RELA relocs.
2863 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2864 reloc_map_.
2865 * reloc.cc (Track_relocs::next_addend): New function.
2866 * reloc.h (class Track_relocs): Declare next_addend.
2867
e5e19edd
ILT		 28682010-12-01 Ian Lance Taylor <iant@google.com>
2869
2870 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2871 virtual destructor.
2872
9a5ce24c
ILT		 28732010-12-01 Ian Lance Taylor <iant@google.com>
2874
2875 * README: Update compilers known to work and fail.
2876
c7791212
NC		 28772010-11-23 Matthias Klose <doko@ubuntu.com>
2878
2879 * configure.in: For --enable-gold, handle value `default' instead of
2880 `both*'. Always install ld as ld.bfd, install as ld if gold is
2881 not the default.
2882 * configure: Regenerate.
2883
0ad220c9
DK		 28842010-11-18 Doug Kwan <dougkwan@google.com>
2885
2886 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2887 and right_alignment to be zero. Store result alignment only if it is
2888 greater than existing alignment.
2889
ab8056e0
CC		 28902010-11-16 Cary Coutant <ccoutant@google.com>
2891
2892 PR gold/12220
2893 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2894 Check for ".zdebug_line".
2895
fd064a5b
CC		 28962010-11-16 Doug Kwan <dougkwan@google.com>
2897 Cary Coutant <ccoutant@google.com>
2898
2899 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2900 by reference; adjust all callers.
2901 * output.cc (Output_segment::set_section_addresses): Adjust references
2902 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2903 list is empty.
2904 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2905 end at page boundary.
2906
6fc6ea19
CC		 29072010-11-16 Cary Coutant <ccoutant@google.com>
2908
2909 PR gold/12220
2910 * layout.cc (Layout::choose_output_section): Transform names of
2911 compressed sections even when using a script with a SECTIONS clause.
2912 (Layout::output_section_name): Remove code to transform
2913 compressed debug section names.
2914 * output.cc (Output_section::add_input_section): Use uncompressed
2915 section size when tracking input sections.
2916
95a2c8d6
RS		 29172010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2918
2919 * symtab.h (Symbol::NON_PIC_REF): Remove.
2920 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2921 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2922 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2923 (Symbol::use_plt_offset): Take a flags argument and pass it
2924 directly to needs_dynamic_reloc. Restrict check for undefined
2925 weak symbols to function calls.
2926 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2927 (Target_arm::Scan::global): Use it.
2928 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2929 (Target_arm::Relocate::relocate): Likewise.
2930 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2931 parameter with an r_type parameter. Use get_reference_flags
2932 to get the flags.
2933 (Target_arm::Relocate::relocate): Update accordingly.
2934 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2935 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2936 (Target_i386::Scan::global): Likewise.
2937 (Target_i386::Relocate::relocate): Likewise.
2938 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2939 parameter with an r_type parameter. Use get_reference_flags
2940 to get the flags.
2941 (Target_i386::Relocate::relocate): Update accordingly.
2942 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2943 (Target_powerpc::Scan::global): Use it.
2944 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2945 (Target_powerpc::Relocate::relocate): Likewise.
2946 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2947 (Target_sparc::Scan::global): Use it.
2948 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2949 (Target_sparc::Relocate::relocate): Likewise.
2950 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2951 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2952 (Target_x86_64::Scan::global): Likewise.
2953 (Target_x86_64::Relocate::relocate): Likewise.
2954
f625ae50
DK		 29552010-11-08 Doug Kwan <dougkwan@google.com>
2956 Cary Coutant <ccoutant@google.com>
2957
2958 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2959 (Arm_exidx_merge_section::section_contents_): New data member.
2960 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2961 (Arm_input_section::~Arm_input_section): De-allocate memory.
2962 (Arm_input_section::original_contents_): New data member.
2963 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2964 in parameters instead of calling Object::section_contents without
2965 locking.
2966 (Arm_output_section::group_section): New parameter TASK. Pass it
2967 to callees that need locking objects.
2968 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2969 to lock EXIDX input sections. Fix a formatting issue. Call
2970 Arm_exidx_merged_section::build_contents to create merged section
2971 contents.
2972 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2973 to lock object of stub table owner.
2974 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2975 TEXT_SIZE to initialize data member TEXT_SIZE_.
2976 (Arm_exidx_input_section::addralign): Fix typo in comment.
2977 (Arm_exidx_input_section::text_size): New method.
2978 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2979 that require locking objects. Lock objects before scanning for stubs
2980 and updating local symbols.
2981 (Arm_input_section<big_endian>::init): Copy contents of original
2982 input section.
2983 (Arm_input_section<big_endian>::do_write): Use saved contents of
2984 original input section instead of calling Object::section_contents
2985 without locking.
2986 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2987 size without calling Object::section_size().
2988 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2989 for size. Allocate a buffer for merged EXIDX entries.
2990 (Arm_exidx_merged_section::build_contents): New method.
2991 (Arm_exidx_merged_section::do_write): Move merge section contents
2992 building code to Arm_exidx_merged_section::build_contetns. Write
2993 out contetns in buffer instead of building it on the fly.
2994 (Arm_relobj::make_exidx_input_section): Also pass text section size
2995 to Arm_exidx_input_section constructor.
2996 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2997 (Arm_dynobj::do_read_symbols): Fix memory leak.
2998 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2999 * target.h: (class Task): Add forward declaration.
3000 (Target::relax): Add new parameter TASK and pass it to
3001 Target::do_relax().
3002 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
3003
5f9bcf58
CC		 30042010-11-05 Cary Coutant <ccoutant@google.com>
3005
3006 PR gold/10708
3007 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
3008 object when reading from the file.
3009 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
3010 second layout pass.
3011 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
3012 when reading section contents.
3013 (get_section_contents): Likewise.
3014 (icf::find_identical_sections): Likewise.
3015 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
3016 object when reading from the file.
3017 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
3018 the object when doing deferred section layout.
3019
e597fa08
NC		 30202010-11-03 Nick Clifton <nickc@redhat.com>
3021
3022 PR gold/12001
3023 * script.h (class Symbol_assignment: name): New member. Returns
3024 the name of the symbol.
3025 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3026 Returns true if the given symbol name is on the list of
3027 assignments wating to be processed.
3028 * archive.cc (should_incldue_member): If the symbol is undefined,
3029 check to see if it is on the list of symbols pending assignment.
3030
3f9a3278
ILT		 30312010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3032
3033 * script-sections.cc (Script_sections::find_memory_region): Check
3034 for a NULL output section pointer.
3035
d06fb4d1
DK		 30362010-10-29 Doug Kwan <dougkwan@google.com>
3037
3038 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3039 Output_section::add_relaxed_input_section.
3040 * output.cc (Output_section::add_relaxed_input_section): Add new
3041 arguments LAYOUT and NAME. Set section order index.
3042 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3043 Copy section order index.
3044 * output.h (Output_section::add_relaxed_input_section): Add new
3045 arguments LAYOUT and NAME.
3046
90e24de5
ILT		 30472010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3048
3049 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3050 NATIVE_OR_CROSS_LINKER.
3051 * testsuite/Makefile.in: Regenerate.
3052
c9484ea5
DK		 30532010-10-20 Doug Kwan <dougkwan@google.com>
3054
3055 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3056 without SHF_LINK_ORDER flags.
3057 * layout.cc (Layout::choose_output_section): Do not filter
3058 SHF_LINK_ORDER flag in a relocatable link.
3059
5bc2f5be
CC		 30602010-10-17 Cary Coutant <ccoutant@google.com>
3061
3062 * output.h (Output_segment::set_section_addresses): Change function
3063 signature. Update all callers.
3064 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3065 sections.
3066 (Output_segment::set_section_addresses): Align after last TLS
3067 section. Add padding before last relro section instead of after.
3068
0c91cf04
DK		 30692010-10-17 Doug Kwan <dougkwan@google.com>
3070
3071 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3072 GOT output section to be writable.
3073
8c21d9d3
CC		 30742010-10-14 Cary Coutant <ccoutant@google.com>
3075
3076 * debug.h (DEBUG_INCREMENTAL): New flag.
3077 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3078 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3079 mode.
3080 * incremental.cc (report_command_line): Ignore all forms of
3081 --incremental.
3082 * layout.cc (Layout::Layout): Check parameters for incremental link
3083 mode.
3084 * options.cc (General_options::parse_incremental): New function.
3085 (General_options::parse_no_incremental): New function.
3086 (General_options::parse_incremental_full): New function.
3087 (General_options::parse_incremental_update): New function.
3088 (General_options::incremental_mode_): New data member.
3089 (General_options::finalize): Check incremental_mode_.
3090 * options.h (General_options): Update help text for --incremental.
3091 Add --no-incremental, --incremental-full, --incremental-update.
3092 (General_options::Incremental_mode): New enum type.
3093 (General_options::incremental_mode): New function.
3094 (General_options::incremental_mode_): New data member.
3095 * parameters.cc (Parameters::incremental_mode_): New data member.
3096 (Parameters::set_options): Set incremental_mode_.
3097 (Parameters::set_incremental_full): New function.
3098 (Parameters::incremental): New function.
3099 (Parameters::incremental_update): New function.
3100 (set_parameters_incremental_full): New function.
3101 * parameters.h (Parameters::set_incremental_full): New function.
3102 (Parameters::incremental): New function.
3103 (Parameters::incremental_update): New function.
3104 (Parameters::incremental_mode_): New data member.
3105 (set_parameters_incremental_full): New function.
3106 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3107 incremental link mode.
3108 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3109 (Sized_relobj::do_relocate_sections): Likewise.
3110 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3111 option.
3112 * testsuite/Makefile.in: Regenerate.
3113 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3114
bb32aa18 31152010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3116
3117 * script-sections.h (class Script_sections): Make
3118 Sections_elements typedef public.
3119 * script-sections.cc (class Sort_output_sections): Add elements_
3120 field. Add constructor which sets it; change all callers.
3121 (Sort_output_sections::is_before): New function.
3122 (Sort_output_sections::operator()): Call is_before.
3123 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3124 conditional.
3125 * testsuite/script_test_10.sh: New test. Test script section
3126 order.
3127 * testsuite/script_test_10.t: Likewise.
3128 * testsuite/script_test_10.s: Likewise.
3129 * testsuite/Makefile.am: Wrap the cross linker tests and the
3130 common tests into NATIVE_OR_CROSS_LINKER.
3131 (check_SCRIPTS): Add script_test_10.sh.
3132 (check_DATA): Add script_test_10.stdout.
3133 (script_test_10.o, script_test_10): New targets.
3134 (script_test_10.stdout): New target.
3135 * configure, testsuite/Makefile.in: Regenerate.
3136
3cef7179
ILT		 31372010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3138
3139 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3140 error for the deprecated relocations.
3141 (Target_arm::Scan::global): Likewise.
3142 (Target_arm::Relocate::relocate): Likewise.
3143
7411e9a8
RS		 31442010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3145
3146 * fileread.cc (Input_file::find_file): Initialize *found_name
3147 and *namep when using the fallback search for case 4.
3148
6a9da32a
CC		 31492010-10-11 Cary Coutant <ccoutant@google.com>
3150
3151 * options.h (class General_options): Redefine -z lazy as an alias for
3152 the negation of -z now.
3153
ac897c20
ILT		 31542010-10-11 Ian Lance Taylor <iant@google.com>
3155
3156 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3157 binding.
3158
ea5cae92
NC		 31592010-10-06 Nick Clifton <nickc@redhat.com>
3160
3161 * script-sections.cc(class Memory_region): Remove
3162 current_lma_offset_ field. Rename current_vma_offset_ to
3163 current_offset_. Add last_section_ field.
3164 (Memory_region::get_current_vma_address): Rename to
3165 get_current_address.
3166 (Memory_region::get_current_lma_address): Delete.
3167 (Memory_region::increment_vma_offset): Rename to
3168 increment_offset.
3169 (Memory_region::increment_lma_offset): Delete.
3170 (Memory_region::attributes_compatible): New method. Returns
3171 true if the provided section is compatible with the region.
3172 (Memory_region::get_last_section): New method. Returns the last
3173 section to use the region.
3174 (Memory_region::set_last_section): New method. Stores the last
3175 section to use the region.
3176 (Script_sections::block_in_region): New method. Returns true if
3177 a block of memory is contained within a region.
3178 (Script_sections::find_memory_region): New method. Locates a
3179 memory region to be used to set a VMA or LMA address.
3180 (Output_section_definition::set_section_addresses): Add code to
3181 check for addresses set by memory regions.
3182 (Output_segment::set_section_addresses): Remove memory region
3183 walking code.
3184 (Script_sections::create_segment): Add a warning if a header
3185 segment is created outside of any region.
3186 * script-sections.h (class Script_sections): Add prototypes for
3187 find_memory_region and block_in_region methods.
3188 * testsuite/memory_test.s: Use .long instead of .word.
3189 * testsuite/memory_test.t: Add some more output sections.
3190 * testsuite/memory_test.sh: Update expected output.
3191
a9bfd952
DK		 31922010-10-02 Doug Kwan <dougkwan@google.com>
3193
3194 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3195 defintion to symtab.h
3196 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3197 declaration to defintion.
3198
bacff3ab
NC		 31992010-10-01 Nick Clifton <nickc@redhat.com>
3200
3201 * expression.cc (eval): Replace dummy argument with NULL.
3202 (eval_maybe_dot): Check for a NULL result section pointer.
3203 (Symbol_expression::value): Likewise.
3204 (Dot_expression::value): Likewise.
3205 (BINARY_EXPRESSION): Likewise.
3206 (Max_expression::value): Likewise.
3207 (Min_expression::value): Likewise.
3208 (Absolute_expression::value): Likewise.
3209 (Addr_expression::value_from_output_section): Likewise.
3210 (Loaddddr_expression::value_from_output_section): Likewise.
3211 (Segment_start_expression::value): Likewise.
3212 * script-sections.cc
3213 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3214 argument with NULL.
3215 (Sections_elememt_dot_assignment::set_section_addresses):
3216 Likewise.
3217 (Output_data_expression::do_write_to_buffer): Likewise.
3218 (Output_section_definition::finalize_symbols): Likewise.
3219 (Output_section_definition::set_section_addresses): Likewise.
3220
f81bc8b5
DK		 32212010-09-30 Doug Kwan <dougkwan@google.com>
3222
3223 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3224
c95e9f27
ST		 32252010-09-28 Sriraman Tallam <tmsriram@google.com>
3226
3227 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3228 function.
c95e9f27
ST		 3229 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3230 virtual function.
3231 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3232 virtual function.
3233 * icf.cc (get_section_contents): Inline merge sections only when
3234 target allows it.
3235
3cac54d2
RW		 32362010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3237
3238 * configure: Regenerate.
3239
2904037a
ILT		 32402010-09-17 Ian Lance Taylor <iant@google.com>
3241
3242 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3243 * testsuite/Makefile.am (memory_test.o): New target.
3244 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3245 memory_test.t.
3246 * testsuite/Makefile.in: Rebuild.
2904037a 3247
bca7fb63
DK		 32482010-09-17 Doug Kwan <dougkwan@google.com>
3249
3250 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3251 defintion if relocation uses GOT entries of the symbol.
3252 * testsuite/icf_safe_test.sh: Fix test.
3253 * testsuite/icf_safe_so_test.sh: Fix test.
3254
4ef28648
CC		 32552010-09-16 Cary Coutant <ccoutant@google.com>
3256
3257 * script_sections.cc (class Memory_region): Remove "NULL" from
3258 vector initializations.
3259
793990de
CC		 32602010-09-15 Cary Coutant <ccoutant@google.com>
3261
3262 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3263 Resolve forwarding symbols.
3264
81e015e2
DK		 32652010-09-15 Doug Kwan <dougkwan@google.com>
3266
3267 * gold/testsuite/script_test_3.t: Add ARM special sections.
3268 * gold/testsuite/script_test_4.t: Same.
3269 * gold/testsuite/script_test_5.t: Same.
3270 * gold/testsuite/script_test_6.t: Same.
3271 * gold/testsuite/script_test_7.t: Same.
3272 * gold/testsuite/script_test_7.t: Same.
3273 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3274
36171d64
CC		 32752010-09-14 Cary Coutant <ccoutant@google.com>
3276
3277 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3278 (Target_x86_64::Relocate::relocate_tls): Replace check for
3279 saw_tls_block_reloc_ with test for executable section.
3280
d89051bd
CC		 32812010-09-12 Cary Coutant <ccoutant@google.com>
3282
3283 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3284 position-independent executables to shared libraries need dynamic
3285 relocations.
3286 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3287 position-independent executables.
3288 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3289 * testsuite/Makefile.in: Regenerate.
3290
fca41f0f
NC		 32912010-09-10 Nick Clifton <nickc@redhat.com>
3292
3293 PR gold/11997
3294 * testsuite/memory_test.t: Discard any sections that are not
3295 needed.
3296
6695e4b3
L		 32972010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3298
3299 PR gold/11996
3300 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3301 "This::" to work around a bug in gcc 4.2.
3302
3303 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3304
0f72bf6f
RÁE		 33052010-09-09 Rafael Espindola <espindola@google.com>
3306
3307 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3308 sections with different PF_X flags in the same segment.
3309 (Layout::find_first_load_seg): Search all segments to find the first
3310 one.
3311 * options.h (rosegment): New.
3312
33132010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3314
05a79166 3315 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3316
aa98ff75
DK		 33172010-09-08 Doug Kwan <dougkwan@google.com>
3318
3319 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3320 (Arm_relobj::do_relocate_sections): Add new parameter for output
3321 file to match the parent.
3322 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3323 of local symbols instead of input values. Update code to track
3324 changes in gold::relocate_section.
3325 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3326 (Sized_relobj::compute_final_local_value_internal): New methods.
3327 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3328 body into private version of Sized_relobj::compute_final_local_value.
3329 Call the inline method.
3330 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3331 merged symbol value if there is one.
3332 (Symbol_value::has_output_value): New method defintiion.
3333 (Sized_relobj::Compute_final_local_value_status): New enum type.
3334 (Sized_relobj::compute_final_local_value): New methods.
3335 (Sized_relobj::compute_final_local_value_internal): New methods.
3336 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3337 and arm_cortex_a8.sh.
3338 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3339 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3340 New tests.
3341 * Makefile.in: Regenerate.
3342 * testsuite/arm_bl_out_of_range.s: Update test.
3343 * testsuite/thumb_bl_out_of_range.s: Ditto.
3344 * testsuite/thumb_blx_out_of_range.s: Ditto.
3345 * testsuite/arm_branch_out_of_range.sh: New file.
3346 * testsuite/arm_cortex_a8.sh: Ditto.
3347 * testsuite/arm_cortex_a8_b.s: Ditto.
3348 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3349 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3350 * testsuite/arm_cortex_a8_bl.s: Ditto.
3351 * testsuite/arm_cortex_a8_blx.s: Ditto.
3352 * testsuite/arm_cortex_a8_local.s: Ditto.
3353 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3354 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3355
05a79166
L		 33562010-09-08 Rafael Espindola <espindola@google.com>
3357
3358 * Makefile.am (memory_test.stdout): Run readelf with -W.
3359 * Makefile.in: Regenerate.
3360 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3361 64 bit output.
3362
33dbc701
RÁE		 33632010-09-08 Rafael Espindola <espindola@google.com>
3364
3365 * script-sections.cc (Script_sections::add_memory_region): Convert
3366 field precision to int.
3367 * script.cc (script_set_section_region, script_set_section_region):
3368 Convert field precision to int.
3369
731ca54a
RÁE		 33702010-09-08 Rafael Espindola <espindola@google.com>
3371
3372 * arm.cc (do_finalize_sections): Create the __exidx_start and
3373 __exdix_end symbols even when the section is missing.
3374
7f8cd844
NC		 33752010-09-08 Nick Clifton <nickc@redhat.com>
3376
3377 * README: Remove claim that MEMORY is not supported.
3378 * expression.cc (script_exp_function_origin)
3379 (script_exp_function_length): Move from here to ...
3380 * script.cc: ... here.
3381 (script_set_section_region, script_add_memory)
3382 (script_parse_memory_attr, script_include_directive): New
3383 functions.
3384 * script-sections.cc
3385 (class Memory_region): New class.
3386 (class Output_section_definition): Add set_memory_region,
3387 set_section_vma, set_section_lma and get_section_name methods.
3388 (class Script_Sections): Add add_memory_region,
3389 find_memory_region, find_memory_region_origin,
3390 find_memory_region_length and set_memory_region methods.
3391 Have set_section_addresses method walk the list of set memory
3392 regions.
3393 Extend the print methos to display memory regions.
3394 * script-sections.h: Add prototypes for new methods.
3395 Add enum for MEMORY region attributes.
3396 * yyscript.y: Add support for parsing MEMORY regions.
3397 * script-c.h: Add prototypes for new functions.
3398 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3399 * testsuite/Makefile.in: Regenerate.
3400 * testsuite/memory_test.sh: New script.
3401 * testsuite/memory_test.s: New assembler source file.
3402 * testsuite/memory_test.t: New linker script.
3403
a4649286
DK		 34042010-08-27 Doug Kwan <dougkwan@google.com>
3405
3406 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3407 reference override an existing dynamic weak reference.
3408 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3409 * testsuite/Makefile.in: Regenerate.
3410 * testsuite/dyn_weak_ref.sh: New file.
3411 * testsuite/dyn_weak_ref_1.c: Ditto.
3412 * testsuite/dyn_weak_ref_2.c: Ditto.
3413
b56648ad
ILT		 34142010-08-27 Ian Lance Taylor <iant@google.com>
3415
3416 * incremental.h (class Incremental_input_entry): Add virtual
3417 destructor.
3418
809313cb
ILT		 34192010-08-27 Ian Lance Taylor <iant@google.com>
3420
3421 * testsuite/start_lib_test_3.c: Mark t3 as used.
3422
11e32464
NC		 34232010-08-27 Nick Clifton <nickc@redhat.com>
3424
3425 * options.cc (version_script): Fix small typo in previous
3426 whitespace tidyup.
3427
ca09d69a
NC		 34282010-08-25 Nick Clifton <nickc@redhat.com>
3429
3430 * archive.cc: Formatting fixes: Remove whitespace between
3431 typename and following asterisk. Remove whitespace between
3432 function name and opening parenthesis.
3433 * archive.h: Likewise.
3434 * arm.cc: Likewise.
3435 * attributes.cc: Likewise.
3436 * attributes.h: Likewise.
3437 * common.cc: Likewise.
3438 * copy-relocs.cc: Likewise.
3439 * dirsearch.h: Likewise.
3440 * dynobj.cc: Likewise.
3441 * ehframe.cc: Likewise.
3442 * ehframe.h: Likewise.
3443 * expression.cc: Likewise.
3444 * fileread.cc: Likewise.
3445 * fileread.h: Likewise.
3446 * gc.h: Likewise.
3447 * gold-threads.cc: Likewise.
3448 * gold.cc: Likewise.
3449 * i386.cc: Likewise.
3450 * icf.h: Likewise.
3451 * incremental-dump.cc: Likewise.
3452 * incremental.cc: Likewise.
3453 * layout.cc: Likewise.
3454 * layout.h: Likewise.
3455 * main.cc: Likewise.
3456 * merge.cc: Likewise.
3457 * merge.h: Likewise.
3458 * object.cc: Likewise.
3459 * object.h: Likewise.
3460 * options.cc: Likewise.
3461 * options.h: Likewise.
3462 * output.cc: Likewise.
3463 * output.h: Likewise.
3464 * plugin.cc: Likewise.
3465 * plugin.h: Likewise.
3466 * powerpc.cc: Likewise.
3467 * reloc.cc: Likewise.
3468 * script-c.h: Likewise.
3469 * script-sections.cc: Likewise.
3470 * script.cc: Likewise.
3471 * stringpool.cc: Likewise.
3472 * symtab.cc: Likewise.
3473 * symtab.h: Likewise.
3474 * target.cc: Likewise.
3475 * timer.cc: Likewise.
3476 * timer.h: Likewise.
3477 * version.cc: Likewise.
3478 * x86_64.cc: Likewise.
3479
b8fa8750
NC		 34802010-08-24 Nick Clifton <nickc@redhat.com>
3481
3482 PR 11899
3483 * layout.cc (segment_precedes): Sort segments by their physical
3484 addresses, if they have been set.
3485
9919d93b
CC		 34862010-08-23 Cary Coutant <ccoutant@google.com>
3487
3488 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3489 symbols data.
3490 (Lib_group::include_member): Unlock object after deleting its
3491 symbols data.
3492 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3493 the bug fixed here.
3494
97b4be1c
CC		 34952010-08-19 Neil Vachharajani <nvachhar@google.com>
3496 Cary Coutant <ccoutant@google.com>
3497
3498 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3499 constructor, and set_blocker.
3500 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3501 readsyms_blocker_.
3502 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3503 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3504 * testsuite/Makefile.am (start_lib_test): New test case.
3505 * testsuite/Makefile.in: Regenerate.
3506 * testsuite/start_lib_test_main.c: New file.
3507 * testsuite/start_lib_test_1.c: New file.
3508 * testsuite/start_lib_test_2.c: New file.
3509 * testsuite/start_lib_test_3.c: New file.
3510
dd0b1884
ILT		 35112010-08-19 Ian Lance Taylor <iant@google.com>
3512
3513 * Makefile.in: Rebuild with automake 1.11.1.
3514 * aclocal.m4: Likewise.
3515 * testsuite/Makefile.in: Likewise.
3516
7223e9ca
ILT		 35172010-08-19 Ian Lance Taylor <iant@google.com>
3518
3519 PR 10893
3520 * i386.cc (class Output_data_plt_i386): Update declarations.
3521 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3522 local_ifuncs_ fields.
3523 (Target_i386::do_plt_section_for_global): New function.
3524 (Target_i386::do_plt_section_for_local): New function.
3525 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3526 parameter; change all callers. Initialize global_ifuncs_ and
3527 local_ifuncs_. If doing a static link define __rel_iplt_start and
3528 __rel_iplt_end.
3529 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3530 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3531 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3532 symbols.
3533 (Target_i386::make_plt_section): New function, broken out of
3534 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3535 (Target_i386::make_plt_entry): Call make_plt_section.
3536 (Target_i386::make_local_ifunc_plt_entry): New function.
3537 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3538 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3539 R_386_IRELATIVE to switch.
3540 (Target_i386::Scan::global): Likewise.
3541 (Target_i386::Relocate::relocate): Likewise.
3542 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3543 switch.
3544 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3545 (Target_x86_64::do_plt_section_for_global): New function.
3546 (Target_x86_64::do_plt_section_for_local): New function.
3547 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3548 parameter; change all callers. If doing a static link define
3549 __rela_iplt_start and __rela_iplt_end.
3550 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3551 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3552 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3553 to point to .plt.
3554 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3555 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3556 switch.
3557 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3558 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3559 R_X86_64_IRELATIVE to switch.
3560 (Target_x86_64::Scan::global): Likewise.
3561 (Target_x86_64::Relocate::relocate): Likewise.
3562 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3563 switch.
3564 * target.h (class Target): Add plt_section_for_global and
3565 plt_section_for_local functions. Add do_plt_section_for_global
3566 and do_plt_section_for_local virtual functions.
3567 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3568 clarifying comments.
3569 (Symbol::use_plt_offset): Handle IFUNC symbol.
3570 * object.cc (Sized_relobj::Sized_relobj): Initialize
3571 local_plt_offsets_.
3572 (Sized_relobj::local_has_plt_offset): New function.
3573 (Sized_relobj::local_plt_offset): New function.
3574 (Sized_relobj::set_local_plt_offset): New function.
3575 (Sized_relobj::do_count): Handle IFUNC symbol.
3576 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3577 a bit away from input_shndx_ field. Add set_is_func_symbol and
3578 is_ifunc_symbol functions.
3579 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3580 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3581 local_plt_offsets_ field.
3582 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3583 * output.h (class Output_section_data): Add non-const
3584 output_section function.
3585 (class Output_data_got): Update declarations.
3586 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3587 Add use_plt_offset parameter to global and local constructors.
3588 Change all callers. Change local_sym_index_ field to 31 bits.
3589 Change GSYM_CODE and CONSTANT_CODE accordingly.
3590 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3591 doing a static link don't set sh_link field.
3592 (Output_data_got::Got_entry::write): Use PLT offset if
3593 appropriate.
3594 (Output_data_got::add_global_plt): New function.
3595 (Output_data_got::add_local_plt): New function.
3596 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3597 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3598 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3599 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3600 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3601 IFUNC conditional.
3602 * testsuite/ifunc-sel.h: New file.
3603 * testsuite/ifuncmain1.c: New file.
3604 * testsuite/ifuncmain1vis.c: New file.
3605 * testsuite/ifuncmod1.c: New file.
3606 * testsuite/ifuncdep2.c: New file.
3607 * testsuite/ifuncmain2.c: New file.
3608 * testsuite/ifuncmain3.c: New file.
3609 * testsuite/ifuncmod3.c: New file.
3610 * testsuite/ifuncmain4.c: New file.
3611 * testsuite/ifuncmain5.c: New file.
3612 * testsuite/ifuncmod5.c: New file.
3613 * testsuite/ifuncmain6pie.c: New file.
3614 * testsuite/ifuncmod6.c: New file.
3615 * testsuite/ifuncmain7.c: New file.
3616 * configure, testsuite/Makefile.in: Rebuild.
3617
56f75c03
ILT		 36182010-08-18 Ian Lance Taylor <iant@google.com>
3619
3620 * incremental.cc
3621 (Output_section_incremental_inputs::write_input_files): Add cast
3622 to avoid signed/unsigned comparison warning.
3623 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3624
55455f89
CC		 36252010-08-12 Cary Coutant <ccoutant@google.com>
3626
3627 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3628
e2054bcb
ILT		 36292010-08-13 Ian Lance Taylor <iant@google.com>
3630
3631 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3632
74f67560
DK		 36332010-08-12 Cary Coutant <ccoutant@google.com>
3634 Doug Kwan <dougkwan@google.com>
3635
3636 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3637 defintion overrides non-weak undef, remember that the original undef
3638 is not weak.
3639 * symtab.cc (Symbol_table::sized_write_global): For undef without
3640 an original weak binding, set binding to global in output.
3641 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3642 * testsuite/Makefile.in: Regenerate.
3643 * testsuite/strong_ref_weak_def.sh: New file.
3644 * testsuite/strong_ref_weak_def_1.c: Ditto.
3645 * testsuite/strong_ref_weak_def_2.c: Ditto.
3646
d1238d12
CC		 36472010-08-12 Cary Coutant <ccoutant@google.com>
3648
3649 * testsuite/incremental_test.sh: Rewrite.
3650 * testsuite/incremental_test_1.c: Rewrite.
3651 * testsuite/incremental_test_2.c: Rewrite.
3652
0e70b911
CC		 36532010-08-12 Cary Coutant <ccoutant@google.com>
3654
3655 * arm.cc (Target_arm::got_size): Add const.
3656 (Target_arm::got_entry_count): New function.
3657 (Target_arm::plt_entry_count): New function.
3658 (Target_arm::first_plt_entry_offset): New function.
3659 (Target_arm::plt_entry_size): New function.
3660 (Output_data_plt_arm::entry_count): New function.
3661 (Output_data_plt_arm::first_plt_entry_offset): New function.
3662 (Output_data_plt_arm::get_plt_entry_size): New function.
3663 * i386.cc (Target_i386::got_size): Add const.
3664 (Target_i386::got_entry_count): New function.
3665 (Target_i386::plt_entry_count): New function.
3666 (Target_i386::first_plt_entry_offset): New function.
3667 (Target_i386::plt_entry_size): New function.
3668 (Output_data_plt_i386::entry_count): New function.
3669 (Output_data_plt_i386::first_plt_entry_offset): New function.
3670 (Output_data_plt_i386::get_plt_entry_size): New function.
3671 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3672 find_incremental_inputs_sections. Dump incremental_got_plt section.
3673 * incremental.cc: Include target.h.
3674 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3675 parameter. Adjust all callers. Find incremental_got_plt section.
3676 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3677 section.
3678 (Output_section_incremental_inputs::set_final_data_size): Calculate
3679 size of incremental_got_plt section.
3680 (Output_section_incremental_inputs::do_write): Write the
3681 incremental_got_plt section.
3682 (Got_plt_view_info): New struct.
3683 (Local_got_offset_visitor): New class.
3684 (Global_got_offset_visitor): New class.
3685 (Global_symbol_visitor_got_plt): New class.
3686 (Output_section_incremental_inputs::write_got_plt): New function.
3687 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3688 Add parameter. Adjust all callers.
3689 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3690 (Incremental_inputs::got_plt_section): New function.
3691 (Incremental_inputs::got_plt_section_): New data member.
3692 (Incremental_got_plt_reader): New class.
3693 * layout.cc (Layout::create_incremental_info_sections): Add the
3694 incremental_got_plt section.
3695 * object.h (Got_offset_list::get_list): New function.
3696 (Got offset_list::for_all_got_offsets): New function.
3697 (Sized_relobj::local_got_offset_list): New function.
3698 * powerpc.cc (Target_powerpc::got_size): Add const.
3699 (Target_powerpc::got_entry_count): New function.
3700 (Target_powerpc::plt_entry_count): New function.
3701 (Target_powerpc::first_plt_entry_offset): New function.
3702 (Target_powerpc::plt_entry_size): New function.
3703 (Output_data_plt_powerpc::entry_count): New function.
3704 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3705 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3706 * sparc.cc (Target_sparc::got_size): Add const.
3707 (Target_sparc::got_entry_count): New function.
3708 (Target_sparc::plt_entry_count): New function.
3709 (Target_sparc::first_plt_entry_offset): New function.
3710 (Target_sparc::plt_entry_size): New function.
3711 (Output_data_plt_sparc::entry_count): New function.
3712 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3713 (Output_data_plt_sparc::get_plt_entry_size): New function.
3714 * symtab.h (Symbol::got_offset_list): New function.
3715 (Symbol_table::for_all_symbols): New function.
3716 * target.h (Sized_target::got_entry_count): New function.
3717 (Sized_target::plt_entry_count): New function.
3718 (Sized_target::plt_entry_size): New function.
3719 * x86_64.cc (Target_x86_64::got_size): Add const.
3720 (Target_x86_64::got_entry_count): New function.
3721 (Target_x86_64::plt_entry_count): New function.
3722 (Target_x86_64::first_plt_entry_offset): New function.
3723 (Target_x86_64::plt_entry_size): New function.
3724 (Output_data_plt_x86_64::entry_count): New function.
3725 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3726 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3727
09ec0418
CC		 37282010-08-12 Cary Coutant <ccoutant@google.com>
3729
3730 * archive.cc: Include incremental.h.
3731 (Archive::Archive): Initialize incremental_info_.
3732 (Archive::include_member): Record archive members in incremental info.
3733 (Add_archive_symbols::run): Record begin and end of an archive in
3734 incremental info.
3735 (Lib_group::include_member): Record objects in incremental info.
3736 * archive.h (Incremental_archive_entry): Forward declaration.
3737 (Archive::set_incremental_info): New member function.
3738 (Archive::incremental_info): New member function.
3739 (Archive::Unused_symbol_iterator): New class.
3740 (Archive::unused_symbols_begin): New member function.
3741 (Archive::unused_symbols_end): New member function.
3742 (Archive::incremental_info_): New data member.
3743 * incremental-dump.cc (find_input_containing_global): New function.
3744 (dump_incremental_inputs): Dump new incremental info sections.
3745 * incremental.cc: Include symtab.h.
3746 (Output_section_incremental_inputs): New class.
3747 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3748 new incremental info sections.
3749 (Sized_incremental_binary::do_check_inputs): Likewise.
3750 (Incremental_inputs::report_archive): Remove.
3751 (Incremental_inputs::report_archive_begin): New function.
3752 (Incremental_inputs::report_archive_end): New function.
3753 (Incremental_inputs::report_object): New function.
3754 (Incremental_inputs::finalize_inputs): Remove.
3755 (Incremental_inputs::report_input_section): New function.
3756 (Incremental_inputs::report_script): Rewrite.
3757 (Incremental_inputs::finalize): Do nothing but finalize string table.
3758 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3759 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3760 (Incremental_inputs::create_data_sections): New function.
3761 (Incremental_inputs::relocs_entsize): New function.
3762 (Output_section_incremental_inputs::set_final_data_size): New function.
3763 (Output_section_incremental_inputs::do_write): New function.
3764 (Output_section_incremental_inputs::write_header): New function.
3765 (Output_section_incremental_inputs::write_input_files): New function.
3766 (Output_section_incremental_inputs::write_info_blocks): New function.
3767 (Output_section_incremental_inputs::write_symtab): New function.
3768 * incremental.h (Incremental_script_entry): Forward declaration.
3769 (Incremental_object_entry): Forward declaration.
3770 (Incremental_archive_entry): Forward declaration.
3771 (Incremental_inputs): Forward declaration.
3772 (Incremental_inputs_header_data): Remove.
3773 (Incremental_inputs_header): Remove.
3774 (Incremental_inputs_header_write): Remove.
3775 (Incremental_inputs_entry_data): Remove.
3776 (Incremental_inputs_entry): Remove.
3777 (Incremental_inputs_entry_write): Remove.
3778 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3779 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3780 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3781 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3782 Likewise.
3783 (Incremental_input_entry): New class.
3784 (Incremental_script_entry): New class.
3785 (Incremental_object_entry): New class.
3786 (Incremental_archive_entry): New class.
3787 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3788 (Incremental_inputs::report_inputs): Remove.
3789 (Incremental_inputs::report_archive): Remove.
3790 (Incremental_inputs::report_archive_begin): New function.
3791 (Incremental_inputs::report_archive_end): New function.
3792 (Incremental_inputs::report_object): Change prototype.
3793 (Incremental_inputs::report_input_section): New function.
3794 (Incremental_inputs::report_script): Change prototype.
3795 (Incremental_inputs::get_reloc_count): New function.
3796 (Incremental_inputs::set_reloc_count): New function.
3797 (Incremental_inputs::create_data_sections): New function.
3798 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3799 (Incremental_inputs::inputs_section): New function.
3800 (Incremental_inputs::symtab_section): New function.
3801 (Incremental_inputs::relocs_section): New function.
3802 (Incremental_inputs::get_stringpool): Add const.
3803 (Incremental_inputs::command_line): Add const.
3804 (Incremental_inputs::inputs): Remove.
3805 (Incremental_inputs::command_line_key): New function.
3806 (Incremental_inputs::input_file_count): New function.
3807 (Incremental_inputs::input_files): New function.
3808 (Incremental_inputs::relocs_entsize): New function.
3809 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3810 (Incremental_inputs::finalize_inputs): Remove.
3811 (Incremental_inputs::Input_info): Remove.
3812 (Incremental_inputs::lock_): Remove.
3813 (Incremental_inputs::inputs_): Change type.
3814 (Incremental_inputs::inputs_map_): Remove.
3815 (Incremental_inputs::current_object_entry_): New data member.
3816 (Incremental_inputs::inputs_section_): New data member.
3817 (Incremental_inputs::symtab_section_): New data member.
3818 (Incremental_inputs::relocs_section_): New data member.
3819 (Incremental_inputs::reloc_count_): New data member.
3820 (Incremental_inputs_reader): New class.
3821 (Incremental_symtab_reader): New class.
3822 (Incremental_relocs_reader): New class.
3823 * layout.cc (Layout::finalize): Move finalization of incremental info
3824 and creation of incremental info sections to follow finalization of
3825 symbol table. Set offsets for postprocessing sections.
3826 (Layout::create_incremental_info_sections): Call
3827 Incremental_inputs::create_data_sections. Add incremental symtab
3828 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3829 sections to layout after input sections.
3830 * layout.h (struct Timespec): Forward declaration.
3831 (Layout::incremental_inputs): Add const.
3832 (Layout::create_incremental_info_sections): Add parameter.
3833 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3834 * object.cc: Include incremental.h.
3835 (Relobj::finalize_incremental_relocs): New function.
3836 (Sized_relobj::do_layout): Record input sections in incremental info.
3837 * object.h (Object::output_section): New function.
3838 (Object::output_section_offset): Moved from Relobj.
3839 (Object::get_incremental_reloc_base): New function.
3840 (Object::get_incremental_reloc_count): New function.
3841 (Object::do_output_section): New function.
3842 (Object::do_output_section_offset): Moved from Relobj.
3843 (Object::do_get_incremental_reloc_base): New function.
3844 (Object::do_get_incremental_reloc_count): New function.
3845 (Object::Object): Initialize new data members.
3846 (Relobj::output_section): Renamed do_output_section and moved to
3847 protected.
3848 (Relobj::output_section_offset): Moved to Object.
3849 (Relobj::do_get_incremental_reloc_base): New function.
3850 (Relobj::do_get_incremental_reloc_count): New function.
3851 (Relobj::allocate_incremental_reloc_counts): New function.
3852 (Relobj::count_incremental_reloc): New function.
3853 (Relobj::finalize_incremental_relocs): New function.
3854 (Relobj::next_incremental_reloc_index): New function.
3855 (Relobj::reloc_counts_): New data member.
3856 (Relobj::reloc_bases_): New data member.
3857 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3858 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3859 (Sized_relobj::incremental_relocs_scan): New function.
3860 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3861 (Sized_relobj::incremental_relocs_write): New function.
3862 (Sized_relobj::incremental_relocs_write_reltype): New function.
3863 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3864 incremental link.
3865 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3866 archives and object files elsewhere.
3867 (Add_symbols::run): Report object files here.
3868 (Finish_group::run): Report end of archive at end of group.
3869 * reloc.cc: Include layout.h, incremental.h.
3870 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3871 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3872 (Sized_relobj::incremental_relocs_scan): New function.
3873 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3874 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3875 (Sized_relobj::incremental_relocs_write): New function.
3876 (Sized_relobj::incremental_relocs_write_reltype): New function.
3877 * script.cc (read_input_script): Rewrite test for incremental link.
3878 Change call to Incremental_inputs::report_script.
3879 * symtab.h (Symbol_table::first_global_index): New function.
3880 (Symbol_table::output_count): New function.
3881
ce0d1972
DK		 38822010-08-12 Doug Kwan <dougkwan@google.com>
3883
3884 * arm.cc (Target_arm::merge_object_attributes): Check command line
3885 options --no-wchar-size-warning and --no-enum-size-warning.
3886 * options.h (General_options): Add ld-compatible options
3887 --no-enum-size-warning and --no-wchar-size-warning.
3888
6e5710ce
ILT		 38892010-08-04 Ian Lance Taylor <iant@google.com>
3890
3891 * x86_64.cc (Target_x86_64::Scan::local): Use
3892 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3893 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3894 (Target_x86_64::Scan::global): Likewise.
3895 (Target_x86_64::Relocate::relocate): Likewise.
3896 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3897 Likewise.
3898
fef830db
CC		 38992010-08-03 Cary Coutant <ccoutant@google.com>
3900
3901 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3902 to reserve space in merged_strings vector. Keep total input size
3903 for stats.
3904 (Output_merge_string::do_print_merge_stats): Print total input size.
3905 * merge.h (Output_merge_string): Add input_size_ field.
3906 * stringpool.cc (Stringpool_template::string_length): Move
3907 implementations out of Stringpool_template class and place in
3908 stringpool.h.
3909 * stringpool.h (string_length): Move out of Stringpool_template.
3910
1e3811b0
ILT		 39112010-08-03 Ian Lance Taylor <iant@google.com>
3912
3913 PR 11712
3914 * layout.cc (relaxation_loop_body): If address of load segment is
3915 set, adjust address to include headers if possible.
3916
7af0c620
ILT		 39172010-08-03 Ian Lance Taylor <iant@google.com>
3918
3919 * version.cc (version_string): Bump to 1.10.
3920
22f0da72
ILT		 39212010-08-03 Ian Lance Taylor <iant@google.com>
3922
3923 PR 11805
3924 * layout.h (enum Output_section_order): Define.
3925 (class Layout): Update declarations.
3926 * layout.cc (Layout::get_output_section): Add order parameter.
3927 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3928 is_first_non_relro parameters. Change all callers.
3929 (Layout::choose_output_section): Likewise.
3930 (Layout::add_output_section_data): Likewise.
3931 (Layout::make_output_section): Likewise. Set order.
3932 (Layout::default_section_order): New function.
3933 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3934 * output.cc (Output_section::Output_section): Initialize order_.
3935 Don't initialize deleted fields.
3936 (Output_segment::Output_segment): Don't initialize deleted
3937 fields.
3938 (Output_segment::add_output_section_to_load): New function
3939 replacing add_output_section. Change all callers to call this or
3940 add_output_section_to_nonload.
3941 (Output_segment::add_output_section_to_nonload): New function.
3942 (Output_segment::remove_output_section): Rewrite.
3943 (Output_segment::add_initial_output_data): Likewise.
3944 (Output_segment::has_any_data_sections): Likewise.
3945 (Output_segment::is_first_section_relro): Likewise.
3946 (Output_segment::maximum_alignment): Likewise.
3947 (Output_segment::has_dynamic_reloc): New function replacing
3948 dynamic_reloc_count. Change all callers.
3949 (Output_segment::has_dynamic_reloc_list): New function replacing
3950 dynamic_reloc_count_list. Change all callers.
3951 (Output_segment::set_section_addresses): Rewrite.
3952 (Output_segment::set_offset): Rewrite.
3953 (Output_segment::find_first_and_last_list): Remove.
3954 (Output_segment::set_tls_offsets): Rewrite.
3955 (Output_segment::first_section_load_address): Likewise.
3956 (Output_segment::output_section_count): Likewise.
3957 (Output_segment::section_with_lowest_load_address): Likewise.
3958 (Output_segment::write_section_headers): Likewise.
3959 (Output_segment::print_sections_to_map): Likewise.
3960 * output.h (class Output_data): Remove dynamic_reloc_count_
3961 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3962 (Output_data::add_dynamic_reloc): Rewrite.
3963 (Output_data::has_dynamic_reloc): New function.
3964 (Output_data::dynamic_reloc_count): Remove.
3965 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3966 is_last_relro_, is_first_non_relro_, is_interp_,
3967 is_dynamic_linker_section_ fields. Add order and set_order
3968 functions. Remove is_relro_local, set_is_relro_local,
3969 is_last_relro, set_is_last_relro, is_first_non_relro,
3970 set_is_first_non_relro functions, is_interp, set_is_interp,
3971 is_dynamic_linker_section, and set_is_dynamic_linker_section
3972 functions.
3973 (class Output_segment): Change Output_data_list from std::list to
3974 std:;vector. Add output_lists_ field. Remove output_data_ and
3975 output_bss_ fields. Update declarations.
3976
3ff2ccb0
ILT		 39772010-08-02 Ian Lance Taylor <iant@google.com>
3978
3979 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3980 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3981 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3982
88a4108b
ILT		 39832010-08-02 Ian Lance Taylor <iant@google.com>
3984
3985 PR 11855
3986 * script.cc (Script_options::Script_options): Initialize
3987 symbol_definitions_ and symbol_references_.
3988 (Script_options::add_symbol_assignment): Update
3989 symbol_definitions_ and symbol_references_.
3990 (Script_options::add_symbol_reference): New function.
3991 (script_symbol): New function.
3992 * script.h (class Script_options): Add symbol_definitions_ and
3993 symbol_references_ fields.
3994 (Script_options::referenced_const_iterator): New type.
3995 (Script_options::referenced_begin): New function.
3996 (Script_options::referenced_end): New function.
3997 (Script_options::is_referenced): New function.
3998 (Script_options::any_unreferenced): New function.
3999 * script-c.h (script_symbol): Declare.
4000 * yyscript.y (exp): Call script_symbol.
4001 * symtab.cc: Include "script.h".
4002 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
4003 Change all callers. Check symbols referenced by scripts.
4004 (Symbol_table::add_undefined_symbols_from_command_line): Add
4005 layout parameter. Change all callers.
4006 (Symbol_table::do_add_undefined_symbols_from_command_line):
4007 Likewise. Break out loop body. Check symbols referenced by
4008 scripts.
4009 (Symbol_table::add_undefined_symbol_from_command_line): New
4010 function broken out of
4011 do_add_undefined_symbols_from_command_line.
4012 * symtab.h (class Symbol_table): Update declarations.
4013 * archive.cc: Include "layout.h".
4014 (Archive::should_include_member): Add layout parameter. Change
4015 all callers. Check for symbol mentioned in expression.
4016 * archive.h (class Archive): Update declaration.
4017 * object.cc (Sized_relobj::do_should_include_member): Add layout
4018 parameter.
4019 * object.h (Object::should_include_member): Add layout parameter.
4020 Change all callers.
4021 (Object::do_should_include_member): Add layout parameter.
4022 (class Sized_relobj): Update declaration.
4023 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4024 parameter.
4025 * dynobj.h (class Sized_dynobj): Update declaration.
4026 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4027 layout parameter.
4028 * plugin.h (class Sized_pluginobj): Update declaration.
4029
5f1ab67a
ILT		 40302010-08-02 Ian Lance Taylor <iant@google.com>
4031
4032 PR 11866
4033 * output.cc (Output_segment::set_offset): Search for the first and
4034 last sections rather than assuming that the list is in order.
4035 (Output_segment::find_first_and_last_list): New function.
4036 * output.h (class Output_segment): Update declarations.
4037 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4038 (relro_strip_test_SOURCES): New variable.
4039 (relro_strip_test_DEPENDENCIES): New variable.
4040 (relro_strip_test_LDFLAGS): New variable.
4041 (relro_strip_test_LDADD): New variable.
4042 (relro_strip_test.so): New target.
4043
a8df5856
ILT		 40442010-08-02 Ian Lance Taylor <iant@google.com>
4045
4046 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4047 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4048 (Target_i386::got_tlsdesc_section): New function.
4049 (Target_i386::got_section): Create space for GOT entries for
4050 TLSDESC relocations.
4051 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4052 R_386_TLS_GOTDESC.
4053 (Target_i386::Scan::global): Likewise.
4054 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4055 using TLSDESC GOT.
4056 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4057 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4058 (Target_x86_64::got_tlsdesc_section): New function.
4059 (Target_x86_64::got_section): Create space for GOT entries for
4060 TLSDESC relocations.
4061 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4062 R_386_TLS_GOTDESC.
4063 (Target_x86_64::Scan::global): Likewise.
4064 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4065 using TLSDESC GOT.
4066
0c10a0a6
ILT		 40672010-08-02 Ian Lance Taylor <iant@google.com>
4068
4069 * testsuite/final_layout.sh: Use dc to convert from hex to
4070 decimal.
4071
41cbeecc
ST		 40722010-07-29 Sriraman Tallam <tmsriram@google.com>
4073
4074 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4075 paramter to the call to gold::gc_process_relocs.
4076 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4077 paramter to the call to gold::gc_process_relocs.
4078 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4079 parameter to the call to gold::gc_process_relocs.
4080 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4081 template parameter to the call to gold::gc_process_relocs.
4082 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4083 paramter to the call to gold::gc_process_relocs.
4084 * gc.h (get_embedded_addend_size): New function.
4085 (gc_process_relocs): Save the size of the reloc for use by ICF.
4086 * icf.cc (get_section_contents): Get the addend from the text section
4087 for SHT_REL relocation sections.
4088 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4089 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4090 * int_encoding.h (read_from_pointer): New overloaded function.
4091 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4092 * testsuite/icf_sht_rel_addend_test.sh: New file.
4093 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4094 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4095
6ea55b82
RW		 40962010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4097
4098 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4099 * Makefile.in: Regenerate.
4100 * testsuite/Makefile.in: Regenerate.
4101
9691462b
ILT		 41022010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4103
4104 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4105 * gold/testsuite/debug_msg.cc: Likewise.
4106 * gold/testsuite/odr_violation1.cc
4107 * gold/testsuite/odr_violation2.cc
4108
76897331
CC		 41092010-07-21 Cary Coutant <ccoutant@google.com>
4110
4111 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4112 string, and length fields.
4113 (Output_merge_string::Merged_strings_list): New type.
4114 (Output_merge_string::Merged_strings_lists): New typedef.
4115 (Output_merge_string): Replace merged_strings_ with
4116 merged_strings_lists_.
4117 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4118 Merged_strings_list per input object and section. Don't store pointer
4119 to the string. Don't store length with each merged string entry.
4120 (Output_merge_string::finalize_merged_data): Loop over list of merged
4121 strings lists. Recompute length of each merged string.
4122
78384e8f
CC		 41232010-07-15 Cary Coutant <ccoutant@google.com>
4124
4125 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4126 here.
4127
783659f9
ILT		 41282010-07-14 Ian Lance Taylor <iant@google.com>
4129
4130 * descriptors.cc (Descriptors::open): Report correct name in error
4131 message.
4132
131687b4
DK		 41332010-07-13 Doug Kwan <dougkwan@google.com>
4134
4135 * arm.cc (Arm_input_section::Arm_input_section): For a
4136 SHT_ARM_EXIDX section, always keeps the input sections.
4137 (Arm_input_section::set_exidx_section_link): New method.
4138 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4139 has_errors_ to false.
4140 (Arm_exidx_input_section::has_errors,
4141 Arm_exidx_input_section::set_has_errors): New methods.
4142 (Arm_exidx_input_section::has_errors_): New data member.
4143 (Arm_relobj::get_exidx_shndx_list): New method.
4144 (Arm_output_section::append_text_sections_to_list): Do not skip
4145 section without SHF_EXECINSTR.
4146 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4147 errors.
4148 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4149 section header. Make error messages more verbose. Check for
4150 a non-executable section linked to an EXIDX section.
4151 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4152 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4153 check that there is no deferred EXIDX section if we exit early.
4154 Instead of not making an EXIDX section in case of an error, make one
4155 and set the has_errors flag of it.
4156 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4157 in a relocatable link.
4158 (Target_arm::do_relax): Look for the EXIDX output section instead of
4159 assuming that it is called .ARM.exidx.
4160 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4161 section list. Do not check for SHF_EXECINSTR section flags but
4162 skip any input section with errors.
4163 * output.cc (Output_section::Output_section): Initialize
4164 always_keeps_input_sections_ to false.
4165 (Output_section::add_input_section): Check for
4166 always_keeps_input_sections_.
4167 * output.h (Output_section::always_keeps_input_sections,
4168 Output_section::set_always_keeps_input_sections): New methods.
4169 (Output_section::always_keeps_input_sections): New data member.
4170
69517287
RÁE		 41712010-07-13 Rafael Espindola <espindola@google.com>
4172
4173 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4174 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4175
82742395
ILT		 41762010-07-13 Philip Herron <herron.philip@googlemail.com>
4177 Ian Lance Taylor <iant@google.com>
4178
4179 * output.h (Output_section_lookup_maps::add_merge_section):
4180 Correct check of whether value was inserted.
4181 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4182 (Output_section_lookup_maps::add_relaxed_input_section):
4183 Likewise.
4184 * arm.cc (Target_arm::got_section): Remove used local os.
4185 * i386.cc (Target_i386::got_section): Likewise.
4186 * x86_64.cc (Target_x86_64::got_section): Likewise.
4187 * sparc.cc (Target_sparc::got_section): Likewise.
4188 (Target_sparc::relocate): Remove unused local have_got_offset.
4189 * powerpc.cc (Target_powerpc::relocate): Likewise.
4190
f2d707b5
ILT		 41912010-07-13 Ian Lance Taylor <iant@google.com>
4192
241531d6
ILT		 4193 * compressed_output.cc (zlib_decompress): Fix signature in
4194 !HAVE_ZLIB_H case.
4195
f2d707b5
ILT		 4196 * archive.cc (Archive::include_member): Unlock an external member
4197 of a thin archive. Don't bother to delete an object we know is
4198 NULL.
4199
a2e47362
CC		 42002010-07-12 Cary Coutant <ccoutant@google.com>
4201
4202 * compressed_output.cc (zlib_decompress): New function.
4203 (get_uncompressed_size): New function.
4204 (decompress_input_section): New function.
4205 * compressed_output.h (get_uncompressed_size): New function.
4206 (decompress_input_section): New function.
4207 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4208 Handle compressed debug sections.
4209 * layout.cc (is_compressed_debug_section): New function.
4210 (Layout::output_section_name): Map compressed section names to
4211 canonical names.
4212 * layout.h (is_compressed_debug_section): New function.
4213 (is_debug_info_section): Recognize compressed debug sections.
4214 * merge.cc: Include compressed_output.h.
4215 (Output_merge_data::do_add_input_section): Handle compressed
4216 debug sections.
4217 (Output_merge_string::do_add_input_section): Handle compressed
4218 debug sections.
4219 * object.cc: Include compressed_output.h.
4220 (Sized_relobj::Sized_relobj): Initialize new data members.
4221 (build_compressed_section_map): New function.
4222 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4223 * object.h (Object::section_is_compressed): New method.
4224 (Object::do_section_is_compressed): New method.
4225 (Sized_relobj::Compressed_section_map): New type.
4226 (Sized_relobj::do_section_is_compressed): New method.
4227 (Sized_relobj::compressed_sections_): New data member.
4228 * output.cc (Output_section::add_input_section): Handle compressed
4229 debug sections.
4230 * reloc.cc: Include compressed_output.h.
4231 (Sized_relobj::write_sections): Handle compressed debug sections.
4232
ce279a62
CC		 42332010-07-08 Cary Coutant <ccoutant@google.com>
4234
4235 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4236 weak when resolving to a dynamic def.
4237 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4238 for weak undef/dynamic def cases. Adjust callers.
4239 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4240 undef_binding_weak_.
4241 (Symbol_table::sized_write_globals): Adjust symbol binding.
4242 (Symbol_table::sized_write_symbol): Add binding parameter.
4243 * symtab.h (Symbol::set_undef_binding): New method.
4244 (Symbol::is_undef_binding_weak): New method.
4245 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4246 (Symbol_table::should_override): Add new parameter.
4247 (Symbol_table::sized_write_symbol): Add new parameter.
4248
4249 * testsuite/weak_undef_file1.cc: Add new test case.
4250 * testsuite/weak_undef_file2.cc: Fix header comment.
4251 * testsuite/weak_undef_test.cc: Add new test case.
4252
b2286c10
DK		 42532010-06-29 Doug Kwan <dougkwan@google.com>
4254
4255 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4256 Initialize USE_SYMBOL_.
4257 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4258 definition.
4259 (Arm_reloc_property::uses_symbol_): New data member declaration.
4260 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4261 uses symbol value and symbol is undefined but not weakly undefined.
4262
4802450a
RÁE		 42632010-06-28 Rafael Espindola <espindola@google.com>
4264
4265 * plugin.cc (Plugin::load): Use dlerror.
4266
e5ca47ba
ILT		 42672010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4268
4269 * symtab.cc (detect_odr_violations): When reporting an ODR
4270 violation, report an object where the symbol is defined.
4271
8a75a161
DK		 42722010-06-25 Doug Kwan <dougkwan@google.com>
4273
4274 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4275 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4276 definition.
4277 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4278 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4279 target hook to detect function points.
4280 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4281 * icf.h (Icf::check_section_for_function_pointers): Change type of
4282 parameter SECTION_NAME to const reference to std::string. Use
4283 target hook to determine if section may have unsafe pointers.
4284 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4285 method definition.
4286
42218b9f
RÁE		 42872010-06-21 Rafael Espindola <espindola@google.com>
4288
4289 * fileread.cc (Input_file::find_fie): New
4290 (Input_file::open): Use Input_file::find_fie.
4291 * fileread.h (Input_file::find_fie): New
4292 * plugin.cc (set_extra_library_path): New.
4293 (Plugin::load): Add set_extra_library_path to the transfer vector.
4294 (Plugin_manager::set_extra_library_path): New.
4295 (Plugin_manager::add_input_file): Use the extra search path if set.
4296 (set_extra_library_path(): New.
4297 * plugin.h (Plugin_manager): Add set_extra_library_path and
4298 extra_search_path_.
4299
a0506cca
CC		 43002010-06-19 Cary Coutant <ccoutant@google.com>
4301
4302 * layout.cc (gdb_sections): Add .debug_types.
4303 (lines_only_debug_sections): Likewise.
4304
6508b958
RÁE		 43052010-06-18 Rafael Espindola <espindola@google.com>
4306
4307 * plugin.cc (add_input_file,add_input_library)
4308 (Plugin_manager::add_input_file): Make filename arguments const.
4309 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4310 const.
4311
3e235302
DK		 43122010-06-16 Doug Kwan <dougkwan@google.com>
4313
4314 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4315 .ARM.attributes section if we have not merged any input
4316 attributes sections.
4317
106e8a6c
DK		 43182010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4319
4320 * arm.cc: Allow combining objects with no EABI version
4321 information.
4322
91ff43fe
RÁE		 43232010-06-15 Rafael Espindola <espindola@google.com>
4324
4325 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4326
68ed838c
ILT		 43272010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4328
4329 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4330 (struct iovec): Correct !HAVE_READV definition.
4331
f3a2388f
CC		 43322010-06-10 Cary Coutant <ccoutant@google.com>
4333
4334 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4335 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4336 reloc sections.
4337 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4338
4339 PR 11683
4340 * symtab.h (Symbol::is_placeholder): New member function.
4341 * target-reloc.h (relocate_section): Check for placeholder symbols.
4342
4343 * testsuite/Makefile.am (plugin_test_8): New test.
4344 (plugin_test_9): New test.
4345 * testsuite/Makefile.in: Regenerate.
4346
e1df38aa
NC		 43472010-06-09 Nick Clifton <nickc@redhat.com>
4348
4349 * yyscript.y (input_list_element): Allow strings prefixed with
4350 the '-' character. Treat these as libraries.
4351 * script.cc (script_add_library): New function. Adds a library
4352 specified by "-l<name>" found in an input script.
4353 * script-c.h: Add prototype for script_add_library.
4354
25bbe950
DK		 43552010-06-07 Doug Kwan <dougkwan@google.com>
4356
4357 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4358 Restrict stub-group size to be within long conditional branch
4359 range when working around cortex-A8 erratum.
4360
0f32ea4c
ILT		 43612010-06-07 Damien Diederen <dd@crosstwine.com>
4362
4363 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4364 #ifdef typo.
4365
8fe2a369
ST		 43662010-06-03 Sriraman Tallam <tmsriram@google.com>
4367
4368 PR gold/11658
4369 * output.cc
4370 (Output_section::Input_section_sort_entry::compare_section_ordering):
4371 Change to return non-zero correctly.
4372 (Output_section::Input_section_sort_section_order_index_compare
4373 ::operator()): Change to fix ambiguity in comparisons.
4374
6e9ba2ca
ST		 43752010-06-01 Sriraman Tallam <tmsriram@google.com>
4376
4377 * gold.h (is_wildcard_string): New function.
4378 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4379 (Layout::layout_eh_frame): Ditto.
4380 (Layout::find_section_order_index): New method.
4381 (Layout::read_layout_from_file): New method.
4382 * layout.h (Layout::find_section_order_index): New method.
4383 (Layout::read_layout_from_file): New method.
4384 (Layout::input_section_position_): New private member.
4385 (Layout::input_section_glob_): New private member.
4386 * main.cc (main): Call read_layout_from_file here.
4387 * options.h (--section-ordering-file): New option.
4388 * output.cc (Output_section::input_section_order_specified_): New
4389 member.
4390 (Output_section::Output_section): Initialize new member.
4391 (Output_section::add_input_section): Add new parameter.
4392 Keep input sections when --section-ordering-file is used.
4393 (Output_section::set_final_data_size): Sort input sections when
4394 section ordering file is specified.
4395 (Output_section::Input_section_sort_entry): Add new parameter.
4396 Check sorting type.
4397 (Output_section::Input_section_sort_entry::compare_section_ordering):
4398 New method.
4399 (Output_section::Input_section_sort_compare::operator()): Change to
4400 consider section_order_index.
4401 (Output_section::Input_section_sort_init_fini_compare::operator()):
4402 Change to consider section_order_index.
4403 (Output_section::Input_section_sort_section_order_index_compare
4404 ::operator()): New method.
4405 (Output_section::sort_attached_input_sections): Change to sort
4406 according to section order when specified.
e1df38aa
NC		 4407 (Output_section::add_input_section<32, true>): Add new parameter.
4408 (Output_section::add_input_section<64, true>): Add new parameter.
4409 (Output_section::add_input_section<32, false>): Add new parameter.
4410 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4411 * output.h (Output_section::add_input_section): Add new parameter.
4412 (Output_section::input_section_order_specified): New
4413 method.
4414 (Output_section::set_input_section_order_specified): New method.
4415 (Input_section::Input_section): Initialize section_order_index_.
4416 (Input_section::section_order_index): New method.
4417 (Input_section::set_section_order_index): New method.
4418 (Input_section::section_order_index_): New member.
4419 (Input_section::Input_section_sort_section_order_index_compare): New
4420 struct.
4421 (Output_section::input_section_order_specified_): New member.
4422 * script-sections.cc (is_wildcard_string): Delete and move modified
4423 method to gold.h.
4424 (Output_section_element_input::Output_section_element_input): Modify
4425 call to is_wildcard_string.
4426 (Output_section_element_input::Input_section_pattern
4427 ::Input_section_pattern): Ditto.
4428 (Output_section_element_input::Output_section_element_input): Ditto.
4429 * testsuite/Makefile.am (final_layout): New test case.
4430 * testsuite/Makefile.in: Regenerate.
4431 * testsuite/final_layout.cc: New file.
4432 * testsuite/final_layout.sh: New file.
4433
3537c84b
RÁE		 44342010-06-01 Rafael Espindola <espindola@google.com>
4435
4436 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4437
105b6afd
RÁE		 44382010-06-01 Rafael Espindola <espindola@google.com>
4439
4440 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4441 visibility of symbols.
4442
29e11421
DK		 44432010-05-27 Doug Kwan <dougkwan@google.com>
4444
4445 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4446 from start of output section instead of address for a local symbol
4447 in a merged or relaxed section when doing a relocatable link.
4448
5e0f337e
RÁE		 44492010-05-26 Rafael Espindola <espindola@google.com>
4450
4451 PR 11604
4452 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4453 adding sections the garbage collector removed.
4454 * gold/testsuite/Makefile.am: Add test.
4455 * gold/testsuite/Makefile.in: Regenerate.
4456 * gold/testsuite/plugin_test_7.sh: New.
4457 * gold/testsuite/plugin_test_7_1.c: New.
4458 * gold/testsuite/plugin_test_7_2.c: New.
4459
f4187277
RÁE		 44602010-05-26 Rafael Espindola <espindola@google.com>
4461
4462 * script-sections.cc (Output_section_definition::set_section_addresses):
4463 Check for --section-start.
4464
5c388529
DK		 44652010-05-26 Doug Kwan <dougkwan@google.com>
4466
4467 * arm.cc (Arm_scan_relocatable_relocs): New class.
4468 (Target_arm::relocate_special_relocatable): New method.
4469 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4470 (Arm_relocate_functions::thumb_branch_common): Same.
4471 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4472 instead of Default_scan_relocatable_relocs.
4473 * target-reloc.h (relocate_for_relocatable): Let target handle
4474 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4475 * target.h (Sized_target::relocate_special_relocatable): New method.
4476
bca1c3ae
ILT		 44772010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4478
4479 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4480
0439c796
DK		 44812010-05-23 Doug Kwan <dougkwan@google.com>
4482
4483 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4484 instead of a cast.
4485 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4486 with a direct branch, not a conditional branch, to a stub.
4487 * merge.cc (Output_merge_base::record_input_section): New method
4488 defintion.
4489 (Output_merge_data::do_add_input_section): Record input section if
4490 keeps-input-sections flag is set.
4491 (Output_merge_string::do_add_input_section): Ditto.
4492 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4493 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4494 INPUT_SECTIONS_.
4495 (Output_merge_base::keeps_input_sections,
4496 Output_merge_base::set_keeps_input_sections,
4497 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4498 method definitions.
4499 (Output_merge_base::Input_sections): New type declaration.
4500 (Output_merge_base::input_sections_begin,
4501 Output_merge_base::input_sections_end,
4502 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4503 (Output_merge_base::bool keeps_input_sections_,
4504 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4505 Output_merge_base::input_sections_): New data members.
4506 (Output_merge_data::do_set_keeps_input_sections): New method
4507 defintion.
4508 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4509 * output.cc (Output_section::Input_section::relobj): Move method
4510 defintion from class declaration to here and handle merge sections.
4511 (Output_section::Input_section::shndx): Ditto.
4512 (Output_section::Output_section): Remove initializations of removed
4513 data members and initialize new data member LOOKUP_MAPS_.
4514 (Output_section::add_input_section): Set keeps-input-sections flag
4515 for a newly created merge output section as appropriate. Adjust code
4516 to use Output_section_lookup_maps class.
4517 (Output_section::add_relaxed_input_section): Adjst code for lookup
4518 maps code refactoring.
4519 (Output_section::add_merge_input_section): Add a new parameter
4520 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4521 class. If adding input section to a newly created merge output
4522 section fails, remove the new merge section.
4523 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4524 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4525 (Output_section::find_merge_section): Ditto.
4526 (Output_section::build_lookup_maps): New method defintion.
4527 (Output_section::find_relaxed_input_section): Adjust code to use
4528 Output_section_lookup_maps class.
4529 (Output_section::get_input_sections): Export merge sections. Adjust
4530 code to use Output_section_lookup_maps class.
4531 (Output_section:::add_script_input_section): Adjust code to use
4532 Output_section_lookup_maps class. Update lookup maps for merge
4533 sections also.
4534 (Output_section::discard_states): Use Output_section_lookup_maps.
4535 (Output_section::restore_states): Same.
4536 * output.h (Merge_section_properties): Move class defintion out of
4537 Output_section.
4538 (Output_section_lookup_maps): New class.
4539 (Output_section::Input_section::is_merge_section): New method
4540 defintion.
4541 (Output_section::Input_section::relobj): Move defintion out of class
4542 defintion. Declare method only.
4543 (Output_section::Input_section::shndx): Ditto.
4544 (Output_section::Input_section::output_merge_base): New method defintion.
4545 (Output_section::Input_section::u2_.pomb): New union field.
4546 (Output_section::Merge_section_by_properties_map,
4547 Output_section::Output_section_data_by_input_section_map,
4548 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4549 Remove types.
4550 (Output_section::add_merge_input_section): Add new parameter
4551 KEEPS_INPUT_SECTIONS.
4552 (Output_section::build_lookup_maps): New method declaration.
4553 (Output_section::merge_section_map_,
4554 Output_section::merge_section_by_properties_map_,
4555 Output_section::relaxed_input_section_map_,
4556 Output_section::is_relaxed_input_section_map_valid_): Remove data
4557 members.
4558 (Output_section::lookup_maps_): New data member.
4559
76295588
L		 45602010-05-21 Doug Kwan <dougkwan@google.com>
4561
4562 PR gold/11619
4563 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4564 avoid a compilation error.
4565
d103a984
RÁE		 45662010-05-19 Rafael Espindola <espindola@google.com>
4567
4568 * script-sections.cc (Output_section_definition::allocate_to_segment):
4569 Update the phdrs_list even when the output section is NULL.
4570 * testsuite/Makefile.am: Add test.
4571 * testsuite/Makefile.in: Regenerate.
4572 * testsuite/script_test_9.cc: New.
4573 * testsuite/script_test_9.sh: New.
4574 * testsuite/script_test_9.t: New.
4575
6625d24e
DK		 45762010-05-19 Doug Kwan <dougkwan@google.com>
4577
4578 * arm.cc (Arm_input_section::original_size): New method.
4579 (Arm_input_section::do_addralign): Add a cast.
4580 (Arm_input_section::do_output_offset): Remove static cast.
4581 (Arm_input_section::original_addralign,
4582 Arm_input_section::original_size_): Change type to uint32_t.
4583 (Arm_input_section::init): Add safe casts for section alignment
4584 and size.
4585 (Arm_input_section::set_final_data_size): Do not set address and
4586 offset of stub table.
4587 (Arm_output_section::fix_exidx_coverage): Change use of of
4588 Output_section::Simple_input_section to that of
4589 Output_section::Input_section.
4590 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4591 except for the first pass.
4592 * output.cc (Output_section::get_input_sections): Change type of
4593 input_sections to std::list<Input_section>.
4594 (Output_section::add_script_input_section): Rename from
4595 Output_section::add_simple_input_section. Change type of SIS
4596 parameter from Simple_input_section to Input_section.
4597 * output.h (Output_section::Simple_input_section): Remove class.
4598 (Output_section::Input_section): Change class visibility to public.
4599 (Output_section::Input_section::addralign): Use stored alignments
4600 for special input sections if set.
4601 (Output_section::Input_section::set_addralign): New method.
4602 (Output_section::get_input_sections): Change parameter type from
4603 list of Simple_input_section to list of Input_section.
4604 (Output_section::add_script_input_section): Rename from
4605 Output_section::add_simple_input_section. Change first parameter's
4606 type from Simple_input_section to Input_section and remove the
4607 second and third parameters.
4608 * script-sections.cc (Input_section::Input_section_list): Change
4609 type to list of Output_section::Input_section/
4610 (Input_section_info::Input_section_info): Change parameter type of
4611 INPUT_SECTION to Output_section::Input_section.
4612 (Input_section_info::input_section): Change return type.
4613 (Input_section_info::input_section_): Change type to
4614 Output_section::Input_section.
4615 (Output_section_element_input::set_section_addresses): Adjust code
4616 to use Output_section::Input_section instead of
4617 Output_section::Simple_input_section. Adjust code for renaming
4618 of Output_section::add_simple_input_section.
4619 (Orphan_output_section::set_section_addresses): Ditto.
4620
e1e82ea4
RW		 46212010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4622
4623 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4624 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4625
91e75c8a
RÁE		 46262010-05-18 Rafael Espindola <espindola@google.com>
4627
4628 * options.cc (General_options::finalize): Handle -nostdlib.
4629 * options.h (nostdlib): New option.
4630 * script.cc (script_add_search_dir): Handle -nostdlib.
4631
da59ad79
DK		 46322010-05-12 Doug Kwan <dougkwan@google.com>
4633
4634 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4635 attributes section only if there no attributes section after merging.
4636 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4637 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4638 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4639 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4640 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4641 and arm_attr_merge_7.stdout.
4642 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4643 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4644 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4645 arm_attr_merge_7b.o): New rules.
4646 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4647 arm_attr_merge_7
4648 * testsuite/Makefile.in: Regenerate.
4649 * testsuite/arm_attr_merge.sh: New file.
4650 * testsuite/arm_attr_merge_[67][ab].s: Same.
4651
3e01a7fd
NC		 46522010-05-05 Nick Clifton <nickc@redhat.com>
4653
4654 * po/es.po: Updated Spanish translation.
4655
7ad2014a
L		 46562010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4657
4658 * Makefile.am (install-exec-local): Properly install gold as
4659 default cross linker.
4660 * Makefile.in: Regenerated.
4661
4fda8867
NC		 46622010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4663 Nick Clifton <nickc@redhat.com>
4664
4665 * configure.ac (install_as_default): Define and set to false
4666 unless --enable-gold or --enable-gold=both/gold has been
4667 specified.
4668 * configure: Regenerate.
4669
4670 * Makefile.am (install-exec-local): Install the executable as
4671 'ld.gold'. If install_as_default is true then also install it as
4672 'ld'.
4673 * Makefile.in: Regenerated.
4674
bd288ea2
ILT		 46752010-04-24 Ian Lance Taylor <iant@google.com>
4676
4677 * layout.cc (Layout::layout_reloc): In relocatable link don't
4678 combine reloc sections for grouped sections.
4679
ef38fd8a
ST		 46802010-04-23 Sriraman Tallam <tmsriram@google.com>
4681
4682 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4683 sections that are not ordinary to icf.
4684 * icf.cc (get_section_contents): Handle relocation pointing to section
4685 with no object or shndx information.
4686 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4687 * testsuite/Makefile.in: Regenerate.
4688 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4689 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4690
f6973bdc
ILT		 46912010-04-22 Ian Lance Taylor <iant@google.com>
4692
4693 * expression.cc (Expression::Expression_eval_info): Add
4694 result_alignment_pointer field.
4695 (Expression::eval_with_dot): Add result_alignment_pointer
4696 parameter. Change all callers.
4697 (Expression::eval_maybe_dot): Likewise.
4698 (class Binary_expression): Add alignment_pointer parameter to
4699 left_value and right_value. Change all callers.
4700 (BINARY_EXPRESSION): Set result alignment.
4701 (class Trinary_expression): Add alignment_pointer parameter to
4702 arg2_value and arg3_value. Change all callers.
4703 (Trinary_cond::value): Set result alignment.
4704 (Max_expression::value, Min_expression::value): Likewise.
4705 (Align_expression::value): Likewise.
4706 * script-sections.cc (class Sections_element): Add dot_alignment
4707 parameter to set_section_addresses virtual function. Update
4708 instantiations.
4709 (class Output_section_element): Likewise.
4710 (Script_sections::create_segments): Add dot_alignment parameter.
4711 Change all callers.
4712 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4713 (Script_sections::set_phdrs_clause_addresses): Likewise.
4714 * script-sections.h: Update declarations.
4715 * script.h: Update declarations.
4716 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4717 min_p_align.
4718 * testsuite/script_test_3.t: Set large alignment.
4719 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4720 segment has expected alignment.
4721
9c9c98a5
NC		 47222010-04-22 Nick Clifton <nickc@redhat.com>
4723
4724 * po/gold.pot: Updated by the Translation project.
4725 * po/vi.po: Updated Vietnamese translation.
4726
2253bfba
L		 47272010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4728
4729 * testsuite/Makefile.am (check_PROGRAMS): Add
4730 icf_virtual_function_folding_test.
4731 * testsuite/Makefile.in: Regenerated.
4732
85fdf906
AH		 47332010-04-15 Andrew Haley <aph@redhat.com>
4734
4735 * options.h (merge_exidx_entries): New option.
4736 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4737 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4738 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4739 (Target_arm::merge_exidx_entries): New function.
4740 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4741 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4742 to Arm_exidx_fixup constructor.
4743 Add new arg, merge_exidx_entries.
4744 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4745 Arm_output_section::fix_exidx_coverage.
4746
ce97fa81
ST		 47472010-04-18 Sriraman Tallam <tmsriram@google.com>
4748
4749 * icf.cc (get_section_contents): Check for preemptible functions.
4750 Ignore addend when appropriate.
4751 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4752 section folded.
4753 (add_from_relobj): Check for section folded.
4754 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4755 * symtab.h (should_add_dynsym_entry): Add new parameter.
4756 * target-reloc.h (scan_relocs): Check for section folded.
4757 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4758 Check reloc types for function pointers in shared objects.
4759 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4760 case.
4761 (icf_preemptible_functions_test): New test case.
4762 (icf_string_merge_test): New test case.
4763 * testsuite.Makefile.in: Regenerate.
4764 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4765 bar_glob. Refactor code.
4766 * testsuite/icf_preemptible_functions_test.cc: New file.
4767 * testsuite/icf_preemptible_functions_test.sh: New file.
4768 * testsuite/icf_string_merge_test.cc: New file.
4769 * testsuite/icf_string_merge_test.sh: New file.
4770 * testsuite/icf_virtual_function_folding_test.cc: New file.
4771 * testsuite/icf_virtual_function_folding_test.sh: New file.
4772
04ceb17c
DK		 47732010-04-14 Doug Kwan <dougkwan@google.com>
4774
4775 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4776 for local symbol recounting if we remove a section due to ICF.
4777 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4778 there are no regular objects in input.
4779
153e7da4
DK		 47802010-04-13 Doug Kwan <dougkwan@google.com>
4781
4782 * arm.cc (Arm_input_section::set_final_data_size): Compute
4783 accurate final data size instead of using current data size.
4784
4dbd9faf
DK		 47852010-04-09 Doug Kwan <dougkwan@google.com>
4786
4787 * layout.cc (Layout::choose_output_section): Handle script section
4788 types.
4789 (Layout::make_output_section_for_script): Add section type parameter.
4790 Handle script section types.
4791 * layout.h (Layout::make_output_section_for_script): Add section
4792 type parameter.
4793 * output.cc (Output_section::Output_section): Initialize data member
4794 is_noload_.
4795 (Output_section::do_reset_address_and_file_offset): Do not set address
4796 to 0 if section is a NOLOAD section.
4797 * output.h (Output_section::is_noload): New method.
4798 (Output_section::set_is_noload): Ditto.
4799 (Output_section::is_noload_): New data member.
4800 * script-c.h (Script_section_type): New enum type.
4801 (struct Parser_output_section_header): Add new file section_type.
4802 * script-sections.cc (Sections_element::output_section_name): Add
4803 parameter for returning script section type.
4804 (Output_section_definition::output_section_name): Ditto.
4805 (Output_section_definition::section_type)P; New method.
4806 (Output_section_definiton::script_section_type_name): Ditto.
4807 (Output_section_definition::script_section_type_): New data member.
4808 (Output_section_definition::Output_section_definition): Initialize
4809 data member Output_section_definition::script_section_type_.
4810 (Output_section_definition::create_sections): Pass script section type
4811 to Layout::make_output_section_for_script.
4812 (Output_section_definition::output_section_name): Return script
4813 section type to caller.
4814 (Output_section_definition::set_section_address): Do not advance
4815 dot value and load address if section type is NOLOAD. Set address
4816 of NOLOAD sections regardless of section flags.
4817 (Output_section_definition::print): Print section type if it is
4818 not SCRIPT_SECTION_TYPE_NONE.
4819 (Output_section_definition::section_type): New method.
4820 (Output_section_definition::script_section_type_name): Ditto.
4821 (Script_sections::output_section_name): Add new parameter
4822 PSECTION_TYPE for returning script section type. Pass it to
4823 section elements. Handle discard sections.
4824 (Sort_output_sections::operator()): Handle NOLOAD sections.
4825 * script-sections.h (Script_sections::Section_type): New enum type.
4826 (Script_sections::output_section_name): Add a new parameter for
4827 returning script section type.
4828 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4829 INFO and NOLOAD.
4830 * yyscript.y (union): Add new field SECTION_TYPE.
4831 (COPY, DSECT, INFO, NOLOAD): New tokens.
4832 (opt_address_and_section_type): Change type to output_section_header.
4833 (section_type): New non-terminal
4834 (section_header): Handle section type.
2253bfba 4835 (opt_address_and_section_type): Return section type value.
4dbd9faf 4836
721ea635
L		 48372010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4838
4839 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4840 * testsuite/plugin_common_test_2.c (foo): Likewise.
4841
6bf924b0
DK		 48422010-04-08 Doug Kwan <dougkwan@google.com>
4843
4844 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4845 Output_merge_data.
4846 * output.cc (Output_section::add_merge_input_section): Simplify
4847 code and return status of Output_merge_base::add_input_section.
e1df38aa 4848 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4849 returns true.
4850
24af6f92
DK		 48512010-04-07 Doug Kwan <dougkwan@google.com>
4852
4853 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4854 if section is marked as containing instructions but has no mapping
4855 symbols.
4856 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4857 correct section index.
4858 (Arm_relobj::find_linked_text_section): Ditto.
4859
00698fc5
CC		 48602010-04-07 Cary Coutant <ccoutant@google.com>
4861
4862 * archive.cc (include_member): Destroy Read_symbols_data object before
4863 releasing file.
4864 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4865 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4866 (Read_symbols_data::~Read_symbols_data) New destructor.
4867 (Section_relocs::Section_relocs) New constructor.
4868 (Section_relocs::~Section_relocs) New destructor.
4869 (Read_relocs_data::Read_relocs_data) New constructor.
4870 (Read_relocs_data::~Read_relocs_data) New destructor.
4871 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4872 pointers to NULL after deleting.
4873
7296d933
DK		 48742010-04-07 Doug Kwan <dougkwan@google.com>
4875
4876 * arm.cc: Replace "endianity" with "endianness" in comments.
4877 (Arm_exidx_cantunwind): Ditto.
4878 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4879 (Arm_relobj::merge_flags_and_attributes): New method.
4880 (Arm_relobj::merge_flags_and_attributes_): New data member.
4881 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4882 (Arm_relobj::scan_sections_for_stubs): Ditto.
4883 (Arm_relobj::do_read_symbols): Check to see if we really want to
4884 merge processor-specific flags and attributes. Exit early if
4885 an object is empty except for section names and the undefined symbol.
4886 (Target_arm::do_finalize_sections): Move check for ELF format to
4887 Arm_relobj::do_read_symbols. Merge processor specific flags and
4888 attributes from a regular object only when we have determined that
4889 it is aapropriate. Do not create an .ARM.attributes section in
4890 output if there is no regular input object.
4891 (Target_arm::merge_processor_specific_flags): Check
4892 --warn-mismatch before printing any error.
4893 (Target_arm::merge_object_attributes): Ditto.
4894 * gold.cc (queue_middle_tasks): Handle the case in which there is
4895 no regular object in input.
4896 * options.cc (General_options::parse_EB): New method.
4897 (General_options::parse_EL): Same.
4898 (General_options::General_options): Initialize endianness_.
4899 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4900 New options.
4901 (General_options::Endianness): New enum.
4902 (General_options::endianness): New method.
4903 (General_options::endianness_): New data member.
4904 * parameters.cc (Parameters::set_options): Check target endianness.
4905 (Parameters::set_target_once): Ditto.
4906 (Parameters::check_target_endianness): New method.
4907 (parameters_force_valid_target): If either -EL or -EB is specified,
4908 use it to define endianness of default target.
4909 * parameters.h (Parameters::check_target_endianness): New method
4910 declaration.
4911 * target.h (class Target): Change "endianity" to "endianness"
4912 in comments.
4913
efc8d4f2
RW		 49142010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4915
4916 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4917 * configure: Regenerate.
4918 * Makefile.in: Regenerate.
4919 * testsuite/Makefile.in: Regenerate.
4920
be234d88
CC		 49212010-04-06 Cary Coutant <ccoutant@google.com>
4922
4923 gcc PR lto/42757
4924 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4925 prevailing definitions of common symbols.
4926 * testsuite/plugin_test_6.sh: New test case.
4927 * testsuite/plugin_common_test_1.c: New test case.
4928 * testsuite/plugin_common_test_2.c: New test case.
4929 * testsuite/Makefile.am (plugin_test_6): New test case.
4930 * testsuite/Makefile.in: Regenerate.
4931
bd32c6bd
NC		 49322010-04-06 Nick Clifton <nickc@redhat.com>
4933
4934 * po/vi.po: New Vietnamese translation.
4935
323c532f
DK		 49362010-03-30 Doug Kwan <dougkwan@google.com>
4937
4938 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4939
4fcd97eb
DK		 49402010-03-25 Doug Kwan <dougkwan@google.com>
4941
4942 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4943 to avoid a conversion warning on a 32-bit host.
4944
4ebf39db
ILT		 49452010-03-24 Ian Lance Taylor <iant@google.com>
4946
4947 * testsuite/script_test_3.t: Add a TLS segment.
4948 * testsuite/Makefile.am (check_PROGRAMS): Add
4949 tls_phdrs_script_test.
4950 (tls_phdrs_script_test_SOURCES): Define.
4951 (tls_phdrs_script_test_DEPENDENCIES): Define.
4952 (tls_phdrs_script_test_LDFLAGS): Define.
4953 (tls_phdrs_script_test_LDADD): Define.
4954 * testsuite/Makefile.in: Rebuild.
4955
4a599bdd
CC		 49562010-03-23 Cary Coutant <ccoutant@google.com>
4957
4958 * fileread.cc (find_or_make_view): Fix comment.
4959
6c93b22c
ILT		 49602010-03-23 Ian Lance Taylor <iant@google.com>
4961
4962 * script-sections.cc (class Orphan_section_placement): Define
4963 PLACE_TLS and PLACE_TLS_BSS.
4964 (Orphan_section_placement::Orphan_section_placement): Initialize
4965 new places.
4966 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4967 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4968 (tls_script_test_SOURCES): Define.
4969 (tls_script_test_DEPENDENCIES): Define.
4970 (tls_script_test_LDFLAGS): Define.
4971 (tls_script_test_LDADD): Define.
4972 * testsuite/Makefile.in: Rebuild.
4973
a2c7281b
DK		 49742010-03-22 Doug Kwan <dougkwan@google.com>
4975
4976 * arm.cc (Arm_relocate_functions::abs8,
4977 Arm_relocate_functions::abs16): Use correct check for overflow
4978 specified in the ARM ELF specs.
4979 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4980 target of a BLX instruction specially.
4981 (Reloc_stub::stub_type_for_reloc): Ditto.
4982 (Relocate::relocate): Use symbolic names instead of numeric relocation
4983 codes to report error.
4984 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4985 workaround.
4986 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4987 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4988 thumb2_blx_out_of_range.stdout
4989 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4990 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4991 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4992 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4993 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4994 thumb2_blx_in_range, thumb2_blx_in_range.o,
4995 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4996 thumb2_blx_out_of_range.o): New rules.
4997 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4998 thumb2_blx_in_range and thumb2_blx_out_of_range.
4999 * testsuite/Makefile.in: Regenerate.
5000 * arm_branch_in_range.sh: Add tests for THUMB BLX.
5001 * testsuite/thumb_blx_in_range.s: New file.
5002 * testsuite/thumb_blx_out_of_range.s: New file.
5003
b0193076
RÁE		 50042010-03-22 Rafael Espindola <espindola@google.com>
5005
5006 * archive.cc (Should_include): Move to archive.h.
5007 (should_include_member): Make it a member of Archive.
5008 (Lib_group): New.
5009 (Add_lib_group_symbols): New.
5010 * archive.h: Include options.h.
5011 (Archive_member): Moved from Archive.
5012 (Should_include): Moved from archive.cc.
5013 (Lib_group): New.
5014 (Add_lib_group_symbols): New.
5015 * dynobj.cc (do_should_include_member): New.
5016 * dynobj.h (do_should_include_member): New.
5017 * gold.cc (queue_initial_tasks): Update call to queue.
5018 * main.cc (main): Print lib group stats.
5019 * object.cc (do_should_include_member): New.
5020 * object.h: Include archive.h.
5021 (Object::should_include_member): New.
5022 (Object::do_should_include_member): New.
5023 (Sized_relobj::do_should_include_member): New.
5024 * options.cc (General_options::parse_start_lib): New.
5025 (General_options::parse_end_lib): New.
5026 (Input_arguments::add_file): Handle lib groups.
5027 (Input_arguments::start_group): Check we are not in a lib.
5028 (Input_arguments::start_lib): New.
5029 (Input_arguments::end_lib): New.
5030 * options.h (General_options): Add start_lib and end_lib.
5031 (Input_argument::lib_): New.
5032 (Input_argument::lib): New.
5033 (Input_argument::is_lib): New.
5034 (Input_file_lib): New.
5035 (Input_arguments::in_lib_): New.
5036 (Input_arguments::in_lib): New.
5037 (Input_arguments::start_lib): New.
5038 (Input_arguments::end_lib_): New.
5039 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5040 in unused members as preempted.
5041 (Sized_pluginobj::do_should_include_member): New.
5042 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5043 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5044 return the blocker.
5045 (Read_symbols::do_whole_lib_group): New.
5046 (Read_symbols::do_lib_group): New.
5047 (Read_symbols::do_read_symbols): Handle lib groups.
5048 (Read_symbols::get_name): Handle lib groups.
5049 * readsyms.h (Read_symbols): Add an archive member pointer.
5050 (Read_symbols::do_whole_lib_group): New.
5051 (Read_symbols::do_lib_group): New.
5052 (Read_symbols::member_): New.
5053 * script.cc (read_input_script): Update call to queue_soon.
5054
d099120c
DK		 50552010-03-19 Doug Kwan <dougkwan@google.com>
5056
5057 * arm.cc (Stub_table::Stub_table): Initialize new data members
5058 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5059 (Stub_table::add_reloc_stub): Assign stub offset and update
5060 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5061 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5062 New data members.
5063 (Stub_table::update_data_size_and_addralign): Use
5064 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5065 instead of going over all reloc stubs.
5066 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5067 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5068 Stringpool_template::offset_ to size of Stringpool_char.
5069 (Stringpool_template::new_key_offset): Remove code to initialize
5070 Stringpool_template::offset_.
5071 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5072 Stringpool_template::offset_ to zero.
5073
1aa37384
DK		 50742010-03-15 Doug Kwan <dougkwan@google.com>
5075
5076 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5077 offset_.
5078 (Stringpool_template::new_key_offset): New method.
5079 (Stringpool_template::add_string): Assign offsets when adding new
5080 strings.
5081 (Stringpool_template::set_string_offsets): Do not set string offsets
5082 when not optimizing.
5083 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5084 member size_.
5085 (Chunked_vector::clear): Clear size_.
5086 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5087 (Chunked_vector::size): Return size_.
5088 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5089 (Chunked_vector::size_): New data member.
1aa37384
DK		 5090 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5091 (Stringpool_template::new_key_offset): New method declaration.
5092 (Stringpool_template::offset_): New data member.
5093
b672b057
RÁE		 50942010-03-15 Rafael Espindola <espindola@google.com>
5095
5096 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5097 Add_symbols' constructor.
5098 * readsyms.h (Add_symbols): Remove the input_group member.
5099
b6848d3c
ILT		 51002010-03-10 Ian Lance Taylor <iant@google.com>
5101
5102 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5103 target to ask whether a reference to a symbol requires a stack
5104 split.
5105 * target.h (Target::is_call_to_non_split): New function.
5106 (Target::do_is_call_to_non_split): Declare virtual function.
5107 * target.cc: Include "symtab.h".
5108 (Target::do_is_call_to_non_split): New function.
5109 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5110
a2a5469e
CC		 51112010-03-10 Cary Coutant <ccoutant@google.com>
5112
5113 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5114 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5115 (File_read::open[2]): Add whole_file_view_ to list of views.
5116 (File_read::make_view): Remove test of whole_file_view_.
5117 (File_read::find_or_make_view): Create whole_file_view_ if
5118 necessary.
5119 (File_read::clear_views): Replace bool parameter with enum;
5120 adjust all callers. Don't delete views with permanent data;
5121 do delete cached views and views from archives if
5122 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5123 if clearing the corresponding view.
5124 * fileread.h (File_read::Clear_views_mode): New enum.
5125 (File_read::View::is_permanent_view): New method.
5126 (File_read::clear_views): Replace bool parameter
5127 with enum; adjust all callers.
5128 * options.h (General_options): Change keep_files_mapped option;
5129 add map_whole_files.
5130 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5131 releasing the file.
5132 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5133 the file.
5134
8861f32b
DM		 51352010-03-10 David S. Miller <davem@davemloft.net>
5136
5137 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5138
d62d0f5f
ST		 51392010-03-09 Sriraman Tallam <tmsriram@google.com>
5140
5141 * icf.cc (get_section_contents): Add '@' marker after processing the
5142 merge reloc.
5143
9177756d
DK		 51442010-03-08 Doug Kwan <dougkwan@google.com>
5145
5146 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5147 due to a conversion warning.
5148 (Arm_relobj::update_output_local_symbol_count): Check for local
5149 symbol with unset output index.
5150
9e9e071b
ILT		 51512010-03-05 Ian Lance Taylor <iant@google.com>
5152
5153 * options.h (class General_options): Add --spare-dynamic-tags.
5154 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5155 --spare-dynamic-tags.
5156
a81ee015
ILT		 51572010-03-05 Ian Lance Taylor <iant@google.com>
5158
5159 * incremental.cc: Include "libiberty.h".
5160
44ec90b9
RO		 51612010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5162
5163 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5164 function, is_info_ member.
5165 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5166 (Versions::Versions): Update caller.
5167 (Versions::define_base_version): Likewise.
5168 (Versions::add_def): Likewise.
5169
0897ed3b
ST		 51702010-03-03 Sriraman Tallam <tmsriram@google.com>
5171
5172 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5173 (Scan::possible_function_pointer_reloc): New function.
5174 (Scan::local_reloc_may_be_function_pointer): Change to call
5175 possible_function_pointer_reloc.
5176 (Scan::global_reloc_may_be_function_pointer): Ditto.
5177 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5178 relocations in ".data.rel.ro._ZTV" section.
5179 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5180 * testsuite/icf_safe_so_test.cc: Ditto.
5181 * testsuite/icf_safe_test.cc: Ditto.
5182 * testsuite/icf_safe_test.sh: Ditto.
5183
d3bbad62
ILT		 51842010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5185 Ian Lance Taylor <iant@google.com>
5186
5187 * target-reloc.h (relocate_section): Check the symbol table index
5188 for -1U before setting the local symbol index.
5189 (scan_relocatable_relocs): If copying the relocation, record that
5190 the local symbol is required.
5191 * object.h (Symbol_value::is_output_symtab_index_set): New
5192 function.
5193 (Symbol_value::may_be_discarded_from_output_symtab): New
5194 function.
5195 (Symbol_value::has_output_symtab_entry): New function.
5196 (Symbol_value::needs_output_symtab_entry): Remove.
5197 (Symbol_value::output_symtab_index): Make sure the symbol index is
5198 set.
5199 (Symbol_value::set_output_symtab_index): Make sure the symbol
5200 index is not set. Make sure the new index is valid.
5201 (Symbol_value::set_must_have_output_symtab_entry): New function.
5202 (Symbol_value::has_output_dynsym_entry): New function.
5203 (Symbol_value::set_output_dynsym_index): Make sure the new index
5204 is valid.
5205 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5206 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5207 local symbol if permitted.
5208 (Sized_relobj::do_finalize_local_symbols): Call
5209 is_output_symtab_index_set rather than needs_output_symtab_entry.
5210 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5211 rather than needs_output_symtab_entry. Call
5212 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5213 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5214 is_output_symtab_index_set rather than needs_output_symtab_entry.
5215 * testsuite/discard_locals_relocatable_test.c: New file.
5216 * testsuite/discard_locals_test.sh: Test -r.
5217 * testsuite/Makefile.am (check_DATA): Add
5218 discard_locals_relocatable_test1.syms,
5219 discard_local_relocatable_test2.syms.
5220 (MOSTLYCLEANFILES): Likewise. Also add
5221 discard_locals_relocatable_test1.lout and
5222 discard_locals_relocatable_test2.out.
5223 (discard_locals_relocatable_test1.syms): New target.
5224 (discard_locals_relocatable_test.o): New target.
5225 (discard_locals_relocatable_test1.out): New target.
5226 (discard_locals_relocatable_test2.syms): New target.
5227 (discard_locals_relocatable_test2.out): New target.
5228 (various): Add missing ../ld-new dependencies.
5229 * testsuite/Makefile.in: Rebuild.
5230
7e8ccf26
NC		 52312010-03-03 Nick Clifton <nickc@redhat.com>
5232
5233 * po/fi.po: New Finnish translation.
5234
2a0ff005
DK		 52352010-03-01 Doug Kwan <dougkwan@google.com>
5236
5237 * layout.cc (Layout::Layout): Force section types of .init_array*,
5238 .preinit_array* and .fini_array* sections.
5239 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5240 Fix check of return value of std::string::find.().
5241 (Output_section::Input_section_sort_compare::operator()): Remove
5242 comment about .init_array.
5243 (Output_section::Input_section_sort_init_fini_compare::operator()):
5244 New method.
5245 (Output_section::sort_attached_input_sections): Handle .init_array
5246 and .fini_array specially.
5247 * output.h (Output_section::Inut_section_sort_compare): Update
5248 comment.
5249 (Output_section::Input_section_sort_init_fini_compare): New struct.
5250
c3e4ae29
DK		 52512010-02-26 Doug Kwan <dougkwan@google.com>
5252
5253 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5254 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5255 * testsuite/debug_msg.sh: Avoid matching source line number for
5256 use of global variable undef_int.
5257
2fd9ae7a
DK		 52582010-02-26 Doug Kwan <dougkwan@google.com>
5259
5260 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5261 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5262 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5263 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5264 * options.cc (General_options::General_options): Initialize member
5265 fix_v4bx_.
5266 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5267 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5268 and rm_no_fix_v4bx.stdout
5269 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5270 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5271 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5272 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5273 and arm_no_fix_v4bx.
5274 * Makefile.in: Regenerate.
5275 * testsuite/arm_fix_v4bx.s: New file.
5276 * testsuite/arm_fix_v4bx.sh: Ditto.
5277
67ec7d0b
DK		 52782010-02-24 Doug Kwan <dougkwan@google.com>
5279
5280 * arm.cc (Target_arm::got_section): Make the .got section the first
5281 non RELRO section in the data segment.
5282 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5283 suffixes of section names.
5284
10165461
DK		 52852010-02-24 Doug Kwan <dougkwan@google.com>
5286
5287 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5288 flags and attributes merging if an input file is a binary file.
5289 * fileread.cc (Input_file::open): Record format of original file.
5290 * fileread.h (Input_file::Format): New enum type.
5291 (Input_file::Input_file): Initialize data member format_.
5292 (Input_file::format): New method definition.
5293 (Input_file::format_):: New data member.
5294
4a54abbb
DK		 52952010-02-24 Doug Kwan <dougkwan@google.com>
5296
5297 * arm.cc (Arm_output_data_got): New class.
5298 (ARM_TCB_SIZE): New constant
5299 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5300 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5301 If user uses a script with a SECTIONS clause, issue only a warning
5302 for a misplaced EXIDX input section. Otherwise, issue an error.
5303 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5304 garbage collection.
5305 (Target_arm::got_mode_index_entry): Handle static linking.
5306 (Target_arm::Scan::local): Ditto.
5307 (Target_arm::Scan::global): Ditto.
5308 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5309 all incorrectly implemented relocations.
e1df38aa 5310 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5311 Arm_output_section::fix_exidx_coverage.
5312 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5313 from ".ARM.exidx." and ".ARM.extab.".
5314
ca419a6f
ILT		 53152010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5316
5317 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5318 section if it does not already exist.
5319 * attributes.cc (Attributes_section_data::Attributes_section_data):
5320 Don't crash if size is zero.
5321
135b9c78
ILT		 53222010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5323 Ian Lance Taylor <iant@google.com>
5324
5325 * gold.cc (queue_middle_tasks): If no input files were opened,
5326 exit.
5327 * workqueue.h (Task_function::Task_function): Assert that there is
5328 a blocker.
5329
bb0bfe4f
DK		 53302010-02-22 Doug Kwan <dougkwan@google.com>
5331
5332 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5333 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5334 types to avoid warnings due to different uint64_t implementations
5335 on different hosts.
5336
2a2b6d42
DK		 53372010-02-21 Doug Kwan <dougkwan@google.com>
5338
5339 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5340 handling of the maximum backward branch offset.
5341 (Arm_relocate_functions::thumb_branch_common): Ditto.
5342 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5343 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5344 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5345 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5346 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5347 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5348 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5349 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5350 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5351 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5352 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5353 thumb2_bl_out_of_range.o): New rules.
5354 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5355 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5356 thumb2_bl_out_of_range
5357 * testsuite/Makefile.in: Regenerate.
5358 * testsuite/arm_bl_in_range.s: New file.
5359 * testsuite/arm_bl_out_of_range.s: Ditto.
5360 * testsuite/arm_branch_in_range.sh: Ditto.
5361 * testsuite/arm_branch_range.t: Ditto.
5362 * testsuite/thumb2_branch_range.t: Ditto.
5363 * testsuite/thumb_bl_in_range.s: Ditto.
5364 * testsuite/thumb_bl_out_of_range.s: Ditto.
5365 * testsuite/thumb_branch_range.t: Ditto.
5366
b487ad64
ST		 53672010-02-20 Sriraman Tallam <tmsriram@google.com>
5368
5369 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5370 Add reloc offset information.
5371 * icf.cc (get_section_contents): Change iterators to point to the new
5372 vectors. Add reloc offset information to the contents.
5373 * icf.h (Icf::Sections_reachable_info): New typedef.
5374 (Icf::Sections_reachable_list): New typedef.
5375 (Icf::Offset_info): New typedef.
5376 (Icf::Reloc_info): New struct typedef.
5377 (Icf::Reloc_info_list): New typedef.
5378 (Icf::symbol_reloc_list): Delete method.
5379 (Icf::addend_reloc_list): Delete method.
5380 (Icf::section_reloc_list): Delete method.
5381 (Icf::reloc_info_list): New method.
5382 (Icf::reloc_info_list_): New member.
5383
f96accdf
DK		 53842010-02-19 Doug Kwan <dougkwan@google.com>
5385
5386 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5387 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5388 * arm.cc (Arm_relocation_functions): New forward declaration.
5389 (Target_arm::Target_arm): Initialize new data members
5390 got_mod_index_offset_ and tls_base_symbol_defined_.
5391 (Target_arm::Relocate::relocate_tls): New method.
5392 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5393 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5394 New methods.
5395 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5396 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5397 (Target_arm::got_mod_index_offset_,
5398 Target_arm::tls_base_symbol_defined_): New data members.
5399 (Target_arm::Scan::local, Target::Scan::global,
5400 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5401 relocations.
5402
c8761b9a
DK		 54032010-02-18 Doug Kwan <dougkwan@google.com>
5404
5405 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5406 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5407 text section as a parameter becuase some broken tools may not set
5408 the link in section header.
5409 (Target_arm::has_got_section): New method.
5410 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5411 without any mapping symbol as data only. Remove warning.
5412 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5413 link in its section header, try to discover the link by inspecting the
5414 REL31 relocation at the beginning of the section.
5415 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5416 in error message.
5417 (Target_arm::Scan::global): Treat any reference to the symbol
5418 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5419
21bb3914
ST		 54202010-02-12 Sriraman Tallam <tmsriram@google.com>
5421
5422 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5423 (Scan::global_reloc_may_be_function_pointer): New function.
5424 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5425 (Scan::global_reloc_may_be_function_pointer): New function.
5426 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5427 (Scan::global_reloc_may_be_function_pointer): New function.
5428 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5429 (Scan::global_reloc_may_be_function_pointer): New function.
5430 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5431 (Scan::global_reloc_may_be_function_pointer): New function.
5432 (Scan::possible_function_pointer_reloc): New function.
5433 (Target_x86_64::can_check_for_function_pointers): New function.
5434 * gc.h (gc_process_relocs): Scan relocation types to determine if
5435 function pointers were taken for targets that support it.
5436 * icf.cc (Icf::find_identical_sections): Include functions for
5437 folding in safe ICF whose pointer is not taken.
5438 * icf.h (Secn_fptr_taken_set): New typedef.
5439 (fptr_section_id_): New member.
5440 (section_has_function_pointers): New function.
5441 (set_section_has_function_pointers): New function.
5442 (check_section_for_function_pointers): New function.
5443 * options.h: Fix comment for safe ICF option.
5444 * target.h (can_check_for_function_pointers): New function.
5445 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5446 Modify icf_safe_test for X86-64.
5447 * testsuite/Makefile.in: Regenerate.
5448 * testsuite/icf_safe_so_test.cc: New file.
5449 * testsuite/icf_safe_so_test.sh: New file.
5450 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5451 (main): Change to take pointer to function kept_func_3.
5452 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5453 folding is done correctly for X86-64.
5454
0da6fa6c
DM		 54552010-02-12 David S. Miller <davem@davemloft.net>
5456
5457 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5458 is_symbolless parameter.
5459 (Output_reloc<SHT_REL>::is_symbolless): New.
5460 (Output_reloc<SHT_REL>::is_symbolless_): New.
5461 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5462 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5463 (Output_reloc<SHT_RELA>::is_symbolless): New.
5464 (Output_data_reloc::add_global): Handle is_symbolless.
5465 (Output_data_reloc::add_global_relative): Likewise.
5466 (Output_data_reloc::add_local): Likewise.
5467 (Output_data_reloc::add_local_relative): Likewise.
5468 (Output_data_reloc::add_symbolless_global_addend): New.
5469 (Output_data_reloc::add_symbolless_local_addend): New.
5470 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5471 is_symbolless.
5472 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5473 instead of ->is_relative_
5474 (Output_reloc::write): Likewise.
5475 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5476 (Output_reloc::write_rel): Simplify.
5477
5478 * sparc.cc (Target_sparc::Scan::local): Use
5479 ->add_symbolless_local_addend as needed.
5480 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5481 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5482 based upon relocation offset.
5483
e4782e83
DK		 54842010-02-11 Doug Kwan <dougkwan@google.com>
5485
5486 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5487 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5488 beginning of function.
5489 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5490 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5491 parameter is_32bit in calls to should_apply_static_reloc.
5492 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5493 (check_DATA): Add arm_abs_global.stdout.
5494 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5495 arm_abs_global.stdout): New rules.
5496 (MOSTLLYCLEANFILES): Add arm_abs_global
5497 * Makefile.in: Regenerate.
5498 * testsuite/arm_abs_global.s: New file.
5499 * testsuite/arm_abs_global.sh: Ditto.
5500 * testsuite/arm_abs_lib.s: Ditto.
5501
93ceb764
ILT		 55022010-02-11 Ian Lance Taylor <iant@google.com>
5503
5504 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5505 Read_relocs task.
5506 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5507 Allocate_commons_task first.
5508 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5509 task, rather than symtab_lock_.
5510 (Gc_process_relocs::~Gc_process_relocs): New function.
5511 (Gc_process_relocs::is_runnable): Check this_blocker_.
5512 (Gc_process_relocs::locks): Use next_blocker_ rather than
5513 blocker_.
5514 (Scan_relocs::~Scan_relocs): New function.
5515 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5516 symtab_lock_.
5517 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5518 next_blocker_.
5519 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5520 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5521 constructor accordingly.
5522 (class Gc_process_relocs): Likewise.
5523 (class Scan_relocs): Likewise.
5524 * common.h (class Allocate_commons_task): Remove symtab_lock_
5525 field, and corresponding constructor parameter.
5526 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5527 symtab_lock_.
5528 (Allocate_commons_task::locks): Likewise.
5529
114dfbe1
ILT		 55302010-02-11 Ian Lance Taylor <iant@google.com>
5531
5532 * gold-threads.h (class Once): Define.
5533 (class Initialize_lock): Rewrite as child of Once.
5534 * gold-threads.cc (class Once_initialize): Define.
5535 (once_pointer_control): New static variable.
5536 (once_pointer, once_arg): New static variables.
5537 (c_run_once): New static function.
5538 (Once::Once, Once::run_once, Once::internal_run): New functions.
5539 (class Initialize_lock_once): Remove.
5540 (initialize_lock_control): Remove.
5541 (initialize_lock_pointer): Remove.
5542 (initialize_lock_once): Remove.
5543 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5544 (Initialize_lock::initialize): Rewrite.
5545 (Initialize_lock::do_run_once): New function.
5546 * archive.cc (Archive::interpret_header): Only clear name if it is
5547 not already empty.
5548 * fileread.cc: Include "gold-threads.h"
5549 (file_counts_lock): New static variable.
5550 (file_counts_initialize_lock): Likewise.
5551 (File_read::release): Only increment counts when using --stats.
5552 Use a lock around the increment.
5553 * parameters.cc (class Set_parameters_target_once): Define.
5554 (set_parameters_target_once): New static variable.
5555 (Parameters::Parameters): Move here from parameters.h.
5556 (Parameters::set_target): Rewrite.
5557 (Parameters::set_target_once): New function.
5558 (Parameters::clear_target): Move here and rewrite.
5559 * parameters.h (class Parameters): Update declarations. Add
5560 set_parameters_target_once_ field.
5561 (Parameters::Parameters): Move to parameters.cc.
5562 (Parameters::clear_target): Likewise.
5563 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5564 task.
5565 (Start_group::~Start_group): New function.
5566 (Start_group::is_runnable): New function.
5567 (Start_group::locks, Start_group::run): New functions.
5568 (Finish_group::run): Change saw_undefined to size_t.
5569 * readsyms.h (class Start_group): Define.
5570 (class Finish_group): Change saw_undefined_ field to size_t.
5571 (Finish_group::Finish_group): Remove saw_undefined and
5572 this_blocker parameters. Change all callers.
5573 (Finish_group::set_saw_undefined): New function.
5574 (Finish_group::set_blocker): New function.
5575 * symtab.h (class Symbol_table): Change saw_undefined to return
5576 size_t. Change saw_undefined_ field to size_t.
5577 * target-select.cc (Set_target_once::do_run_once): New function.
5578 (Target_selector::Target_selector): Initialize set_target_once_
5579 field. Don't initialize lock_ and initialize_lock_ fields.
5580 (Target_selector::instantiate_target): Rewrite.
5581 (Target_selector::set_target): New function.
5582 * target-select.h (class Set_target_once): Define.
5583 (class Target_selector): Update declarations. Make
5584 Set_target_once a friend. Remove lock_ and initialize_lock_
5585 fields. Add set_target_once_ field.
5586
fa17a3f4
ILT		 55872010-02-10 Ian Lance Taylor <iant@google.com>
5588
5589 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5590 queueing any tasks.
5591 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5592 (queue_middle_tasks): Add all blockers before queueing any tasks.
5593 (queue_final_tasks): Likewise.
5594 * token.h (Task_token::add_blockers): New function.
5595 * object.h (Input_objects::number_of_relobjs): New function.
5596
c7177d31
ILT		 55972010-02-10 Ian Lance Taylor <iant@google.com>
5598
5de0e392
ILT		 5599 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5600 shared, not if not position independent.
5601 * x86_64.cc (Relocate::relocate_tls): Likewise.
5602 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5603 (tls_pie_pic_test): New target.
5604 * testsuite/Makefile.in: Rebuild.
5605
c7177d31
ILT		 5606 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5607 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5608 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5609 * testsuite/Makefile.in: Rebuild.
5610
684b268a
DM		 56112010-02-09 David S. Miller <davem@davemloft.net>
5612
5613 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5614 R_SPARC_RELATIVE using ->add_local_relative().
5615 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5616
612a8d3d
DM		 5617 * output.h (Output_data_dynamic::add_section_size): New method
5618 that takes two Output_data objects.
5619 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5620 entry param. Handle it in initializers.
5621 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5622 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5623 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5624 arg.
5625 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5626 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5627 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5628 for dynrel_includes_plt.
5629 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5630 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5631 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5632 before .rela.plt
5633 (Target_sparc::do_finalize_sections): Update to pass true for
5634 dynrel_includes_plt.
5635 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5636 output before .rela.plt
5637 (Target_powerpc::do_finalize_sections): Update to pass true for
5638 dynrel_includes_plt when 32-bit.
5639
cb1be87e
DK		 56402010-02-08 Doug Kwan <dougkwan@google.com>
5641
5642 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5643 method.
5644 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5645 Arm_relobj::scan_section_for_cortex_a8_stubs,
5646 Arm_relobj::do_relocation_section): Instead of calling
5647 Output_section::output_address, use faster
5648 Arm_relobj::simple_input_section_output_address.
5649
705b5121
DM		 56502010-02-08 David S. Miller <davem@davemloft.net>
5651
5652 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5653 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5654 relocation helper function.
5655
024c4466
DM		 5656 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5657 just like R_SPARC_GOT{10,13,22}.
5658 (Target_sparc::Scan::local): Likewise.
5659 (Target_sparc::Relocate:relocate): Likewise.
5660
9109c078
ILT		 56612010-02-06 Ian Lance Taylor <iant@google.com>
5662
5663 * configure.ac: Rewrite targetobjs duplicate removal code to use
5664 only shell constructs.
5665 * configure: Rebuild.
5666
cf846138
DK		 56672010-02-05 Doug Kwan <dougkwan@google.com>
5668
5669 PR 11247
5670 * arm.cc (Arm_relobj::section_is_scannable): New method.
5671 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5672 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5673
6cfaf60b
DK		 56742010-02-04 Doug Kwan <dougkwan@google.com>
5675
5676 PR 11247
5677 * arm-reloc-property.cc (cstdio): Include.
5678 * configure.ac (targetobjs): Remove duplicates.
5679 * configure: Regenerate.
5680 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5681 big and little endian version for a given address size.
5682
5c57f1be
DK		 56832010-02-03 Doug Kwan <dougkwan@google.com>
5684
5685 * arm-reloc-property.cc
5686 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5687 definition.
5688 * arm-reloc-property.h
5689 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5690 New method definition.
5691 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5692 declaration.
5693 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5694 overflow to N.
5695 (GOT_PREL): Change implemented to Y.
5696 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5697 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5698 (Arm_relocate_functions::movw_abs_nc): Remove method.
5699 (Arm_relocate_functions::movt_abs): Ditto.
5700 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5701 (Arm_relocate_functions::thm_movt_abs): Ditto.
5702 (Arm_relocate_functions::movw_rel_nc): Ditto.
5703 (Arm_relocate_functions::movw_rel): Ditto.
5704 (Arm_relocate_functions::movt_rel): Ditto.
5705 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5706 (Arm_relocate_functions:thm_movw_rel): Ditto.
5707 (Arm_relocate_functions:thm_movt_rel): Ditto.
5708 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5709 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5710 New method definitions.
5711 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5712 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5713 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5714 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5715 (Target_arm::Relocate::relocate): Check for non-static or
5716 unimplemented relocation code and exit early. Change calls to
5717 Target_arm::reloc_uses_thumb_bit and
5718 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5719 instead. Refactor code to handle similar relocations to increase
5720 code sharing. Remove check for unsupported relocation code in switch
5721 statement.
5722 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5723 relocation property table to find out size. Change error message to
5724 print out the name of a relocation code instead of the numeric value.
5725 (Target_arm::scan_reloc_for_stub): Use relocation property table
5726 instead of calling Target_arm::reloc_uses_thumb_bit().
5727
218c5831
DK		 57282010-02-02 Doug Kwan <dougkwan@google.com>
5729
5730 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5731 types of relaxed input section.
5732
0d31c79d
DK		 57332010-02-02 Doug Kwan <dougkwan@google.com>
5734
5735 * Makefile.am (HFILES): Add arm-reloc-property.h.
5736 (DEFFILES): New.
5737 (TARGETSOURCES): Add arm-reloc-property.cc
5738 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5739 (libgold_a_SOURCES): $(DEFFILES)
5740 * Makefile.in: Regenerate.
5741 * arm-reloc-property.cc: New file.
5742 * arm-reloc-property.h: New file.
5743 * arm-reloc.def: New file.
5744 * arm.cc: Update comments.
5745 (arm-reloc-property.h): New included header.
5746 (arm_reloc_property_table): New global variable.
5747 (Target_arm::do_select_as_default_target): New method definition.
5748 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5749 arm-reloc-property to targ_extra_obj.
5750 * parameters.cc (set_parameters_target): Call
5751 Target::select_as_default_target().
5752 * target.h (Target::select_as_default_target): New method definition.
5753 (Target::do_select_as_default_target): Same.
5754
546c7457
DK		 57552010-02-01 Doug Kwan <dougkwan@google.com>
5756
5757 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5758 first_output_text_section_.
5759 (Arm_exidx_fixup::first_output_text_section): New method definition.
5760 (Arm_exidx_fixup::first_output_text_section_): New data member.
5761 (Arm_exidx_fixup::process_exidx_section): Record the first text
5762 output section seen.
5763 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5764 and entsize in output section header.
5765
11b861d5
DK		 57662010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5767
5768 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5769 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5770 (Arm_relocate_functions::thm_alu11): New Method.
5771 (Arm_relocate_functions::thm_pc8): New Method.
5772 (Arm_relocate_functions::thm_pc12): New Method.
5773 (Target_arm::Scan::local): Handle the relocations.
5774 (Target_arm::Scan::global): Likewise.
5775 (Target_arm::Relocate::relocate): Likewise.
5776 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5777
c9a2c125
DK		 57782010-01-29 Doug Kwan <dougkwan@google.com>
5779
5780 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5781 of relocation types as ld.
5782
1521477a
DK		 57832010-01-29 Doug Kwan <dougkwan@google.com>
5784
5785 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5786 to public.
5787 (Arm_relocate_functions::thumb_branch_common): Ditto.
5788 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5789 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5790 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5791 Arm_relocate_functions::jump24): Remove.
5792 (Target_arm::Relocate::relocate): Adjust code to call
5793 Arm_relocation_functions::arm_branch_common and
5794 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5795 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5796
e7eca48c
DK		 57972010-01-29 Doug Kwan <dougkwan@google.com>
5798
5799 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5800 output_local_symbol_count_needs_update_.
5801 (Arm_relobj::output_local_symbol_count_needs_update,
5802 Arm_relobj::set_output_local_symbol_count_needs_update,
5803 Arm_relobj::update_output_local_symbol_count): New methods.
5804 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5805 member.
5806 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5807 of pointed function as in a R_ARM_PREL31 relocation.
5808 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5809 for output local symbol count updating.
5810 (Target_arm::do_relax): Update output local symbol counts in objects
5811 if necessary.
5812 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5813
02961d7e
ILT		 58142010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5815
5816 * arm.cc: Added support for the ARM relocations:
5817 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5818 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5819 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5820 movw_prel_nc).
5821 (Arm_relocate_functions::movw_rel): New method.
5822 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5823 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5824 thm_movw_prel_nc).
5825 (Arm_relocate_functions::thm_movw_rel): New method.
5826 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5827 thm_movt_prel).
5828 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5829 relocations.
5830 (Target_arm::Scan::global): Likewise.
5831 (Target_arm::Relocate::relocate): Likewise.
5832 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5833 Likewise.
5834
b10d2873
ILT		 58352010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5836
5837 * arm.cc: Added support for ARM group relocations.
5838 (Target_arm::reloc_needs_sym_origin): New method.
5839 (Arm_relocate_functions::calc_grp_kn): New method.
5840 (Arm_relocate_functions::calc_grp_residual): New method.
5841 (Arm_relocate_functions::calc_grp_gn): New method.
5842 (Arm_relocate_functions::arm_grp_alu): New Method.
5843 (Arm_relocate_functions::arm_grp_ldr): New Method.
5844 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5845 (Arm_relocate_functions::arm_grp_ldc): New Method.
5846 (Target_arm::Scan::local): Handle the ARM group relocations.
5847 (Target_arm::Scan::global): Likewise.
5848 (Target_arm::Relocate::relocate): Likewise.
5849 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5850 Likewise.
5851
2b328d4e
DK		 58522010-01-26 Doug Kwan <dougkwan@google.com>
5853
5854 * arm.cc (set): Include.
5855 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5856 pointer type.
5857 (Arm_output_section::Text_section_list): New type.
5858 (Arm_output_section::append_text_sections_to_list): New method.
5859 (Arm_output_section::fix_exidx_coverage): Ditto.
5860 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5861 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5862 Relobj::set_section_offset() instead of
5863 Sized_relobj::invalidate_section_offset().
5864 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5865 parameter for section headers. Ignore relocation sections for
5866 unallocated sections and EXIDX sections.
5867 (Target_arm::fix_exidx_coverage): New method.
5868 (Target_arm::output_section_address_less_than): New type.
5869 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5870 linked text section instead of the EXIDX section.
5871 (Arm_output_section::create_stub_group): Add an assertion to check
5872 that this is not an EXIDX output section.
5873 (Arm_output_section::append_text_sections_to_list): New method.
5874 (Arm_output_section::fix_exidx_coverage): Ditto.
5875 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5876 Arm_relobj::section_needs_reloc_stub_scanning.
5877 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5878 first pass.
5879 (Target_arm::fix_exidx_coverage): New method.
5880 * object.h (Relobj::set_output_section): New method.
5881 (Sized_relobj::invalidate_section_offset): Remove method.
5882 (Sized_relobj::do_invalidate_section_offset): Remove method.
5883 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5884
c7f3c371
DK		 58852010-01-25 Doug Kwan <dougkwan@google.com>
5886
5887 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5888 Fix warning due to signed and unsigned comparison on a 32-bit host.
5889
8923b24c
DK		 58902010-01-22 Doug Kwan <dougkwan@google.com>
5891
5892 * arm.cc (Target_arm::do_relax): Record an output section for section
5893 offset adjustment it contains any stub table that has changed.
5894 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5895 offsets in an output section if necessary.
5896 * output.cc (Output_section::Output_section): Initialize
5897 section_offsets_need_adjustments_.
5898 (Output_section::add_input_section_for_script): Renamed to
5899 Output_section::add_simple_input_section.
5900 (Output_section::save_states): Add a comment.
5901 (Output_section::discard_states): New method defintion.
5902 (Output_section::adjust_section_offsets): Same.
5903 * output.h (Output_section::add_input_section_for_script): Renamed to
5904 Output_section::add_simple_input_section.
5905 (Output_section::discard_states): New method declaration.
5906 (Output_section::adjust_section_offsets): Same.
5907 (Output_section::section_offsets_need_adjustment,
5908 Output_section::set_section_offsets_need_adjustment): New method
5909 definitions.
5910 (Output_section::section_offsets_need_adjustment_): New data member.
5911 * script-sections.cc
5912 (Output_section_element_input::set_section_address): Adjust code for
5913 renaming of Output_section::add_input_section_for_script.
5914 (Orphan_output_section::set_section_address): Same.
5915
9b2fd367
DK		 59162010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5917
5918 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5919 Fix_v4bx enum values .
5920 * gold/options.h (General_options): New option definitions.
5921 (General_options::fix_v4bx): New method.
5922 (General_options::Fix_v4bx): New enum.
5923 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5924 (General_options::parse_fix_v4bx_interworking): New method.
5925
80d0d023
DK		 59262010-01-22 Doug Kwan <dougkwan@google.com>
5927
5928 * arm.cc (Arm_exidx_fixup): New class.
5929
af2cdeae
DK		 59302010-01-21 Doug Kwan <dougkwan@google.com>
5931
5932 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5933 classes.
5934 (Arm_exidx_section_offset_map): New type.
5935
993d07c1
DK		 59362010-01-21 Doug Kwan <dougkwan@google.com>
5937
5938 * arm.cc (Arm_exidx_input_section): New class.
5939 (Arm_relobj::exidx_input_section_by_link,
5940 Arm_relobj::exidx_input_section_by_shndx,
5941 Arm_relobj::make_exidx_input_section): New methods.
5942 (read_arm_attributes_section): Remove.
5943 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5944 information about them.
5945 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5946 to here.
5947
5ac169d4
DK		 59482010-01-20 Doug Kwan <dougkwan@google.com>
5949
5950 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5951 Input_section_specifier to Section_id.
5952 (Target_arm::new_arm_input_section: Adjust code for change of key
5953 type.
5954 (Target_arm::find_arm_input_section): Ditto.
5955 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5956 (Section_id): Remove.
5957 (Garbage_collection::Section_id_hash): Remove.
5958 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5959 (Section_id): Remove.
5960 (Icf::Section_id_hash): Remove.
5961 * object.h (Section_id, Const_section_id, Section_id_hash,
5962 Const_section_id_hash): New type definitions.
5963 * output.cc (Output_section::add_relaxed_input_section): Change to
5964 use Const_section_id instead of Input_section_specifier as key type.
5965 (Output_section::add_merge_input_section): Ditto.
5966 (Output_section::build_relaxation_map): Change to use Section_id
5967 instead of Input_section_specifier as key type.
5968 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5969 Ditto.
5970 (Output_section::convert_input_sections_to_relaxed_sections): Change
5971 to use Const_section_id instead of Input_section_specifier as key type.
5972 (Output_section::find_merge_section): Ditto.
5973 (Output_section::find_relaxed_input_section): Ditto.
5974 * output.h (Input_section_specifier): Remove class.
5975 (Output_section::Output_section_data_by_input_section_map): Change
5976 key type to Const_section_id.
5977 (Output_section::Output_relaxed_input_section_by_input_section_map):
5978 Ditto.
5979 (Output_section::Relaxation_map): Change key type to Section_id.
5980
a2162063
ILT		 59812010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5982
5983 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5984 (class Arm_v4bx_stub): New class.
5985 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5986 (Stub_factory::make_arm_v4bx_stub): New method.
5987 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5988 (Stub_table::empty): Handle v4bx stubs.
5989 (Stub_table::add_arm_v4bx_stub): New method.
5990 (Stub_table::find_arm_v4bx_stub): New method.
5991 (Arm_relocate_functions::v4bx): New method.
5992 (Target_arm::fix_v4bx): New method.
5993 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5994 (Stub_table::relocate_stubs): Likewise.
5995 (Stub_table::do_write): Likewise.
5996 (Stub_table::update_data_size_and_addralign): Likewise.
5997 (Stub_table::finalize_stubs): Likewise.
5998 (Target_arm::Scan::local): Likewise.
5999 (Target_arm::Scan::global): Likewise.
6000 (Target_arm::do_finalize_sections): Likewise.
6001 (Target_arm::Relocate::relocate): Likewise.
6002 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6003 Likewise.
6004 (Target_arm::scan_reloc_for_stub): Likewise.
6005 (Target_arm::scan_reloc_section_for_stubs): Likewise.
6006
5696ab0b
ILT		 60072010-01-19 Ian Lance Taylor <iant@google.com>
6008
6009 * output.cc (Output_section_headers::do_sized_write): Write large
6010 segment count to sh_info field.
6011 (Output_file_header::do_sized_write): For large segment count,
6012 write PN_XNUM to e_phnum field.
6013
800d0f56
ILT		 60142010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6015
6016 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
6017 (Arm_relocate_functions::thm_jump8): New function.
6018 (Arm_relocate_functions::thm_jump11): New function.
6019 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
6020 R_ARM_THM_JUMP11.
6021 (Target_arm::Scan::global): Likewise.
6022 (Target_arm::Relocate::relocate): Likewise.
6023 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6024 Likewise.
6025
41263c05
DK		 60262010-01-14 Doug Kwan <dougkwan@google.com>
6027
6028 * arm.cc (map, utility): Include headers.
6029 (Target_arm::apply_cortex_a8_workaround): New method.
6030 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6031 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6032 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6033 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6034 the --[no-]fix-cortex-a8 command line options.
6035 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6036 (Target_arm::relocate_stub): Use addend in instruction template.
6037 * options.h (DEFINE_bool): Set the user-set flag.
6038 (General_options): Add --[no-]-fix-cortex options.
6039 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6040 : Update fast look-up map after conversion.
41263c05 6041
459e9b03
ST		 60422010-01-14 Sriraman Tallam <tmsriram@google.com>
6043
6044 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6045 in the first pass of do_layout.
6046
b521dfe4
DK		 60472010-01-13 Doug Kwan <dougkwan@google.com>
6048
6049 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6050 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6051 apparent compiler problem of not folding static constant integral
6052 data members of elfcpp::Elf_sizes<32>.
6053
44272192
DK		 60542010-01-13 Doug Kwan <dougkwan@google.com>
6055
6056 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6057 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6058 Arm_relobj::scan_section_for_cortex_a8_erratum,
6059 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6060 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6061 sections to scan for relocation stubs into a new method
6062 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6063 relocation and Cortex-A8 stub scanning.
6064 (Target_arm::do_relax): Force stubs to be after stubbed sections
6065 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6066 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6067 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6068
44b71ece
ILT		 60692010-01-12 Ian Lance Taylor <iant@google.com>
6070
6071 * target-reloc.h (visibility_error): New inline function.
6072 (relocate_section): Call visibility_error.
6073 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6074 (MOSTLYCLEANFILES): Likewise.
6075 (protected_4_pic.o, protected_3.err): New targets.
6076 * testsuite/protected_4.cc: New file.
6077
a120bc7f
DK		 60782010-01-12 Doug Kwan <dougkwan@google.com>
6079
6080 * arm.cc (Cortex_a8_reloc): New class.
6081 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6082 and cortex_a8_relocs_info_.
6083 (Target_arm::fix_cortex_a8): New method definition.
6084 (Target_arm::Cortex_a8_relocs_info): New type.
6085 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6086 New data member declarations.
6087 (Target_arm::scan_reloc_for_stub): Record information about
6088 relocations for THUMB branches that might be exempted from the
6089 Cortex-A8 workaround.
6090 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6091 at the beginning of a relaxation pass.
6092
20138696
DK		 60932010-01-12 Doug Kwan <dougkwan@google.com>
6094
6095 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6096 (Arm_relobj::Mapping_symbol_position,
6097 Arm_reloj::Mapping_symbol_position_less,
6098 Arm_relobj::Mapping_symbols_info): New types.
6099 (Target_arm::is_mapping_symbol_name): New method definition.
6100 (Arm_relobj::do_count_local_symbols): Save information about mapping
6101 symbols.
6102
089d69dc
DK		 61032010-01-11 Doug Kwan <dougkwan@google.com>
6104
6105 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6106 Arm_relocate_functions::thumb32_branch_upper,
6107 Arm_relocate_functions::thumb32_branch_lower,
6108 Arm_relocate_functions::thumb32_cond_branch_offset,
6109 Arm_relocate_functions::thumb32_cond_branch_upper,
6110 Arm_relocate_functions::thumb32_cond_branch_lower,
6111 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6112 branch offset encoding.
6113 (Arm_relocate_functions::thumb_branch_common): Use new branch
6114 offset encoding methods to avoid code duplication.
6115 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6116 (Stub_addend_reader::operator()): Use new branch encoding method
6117 to avoid code duplication.
6118
99e5bff2
DK		 61192010-01-11 Doug Kwan <dougkwan@google.com>
6120
6121 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6122 (Target_arm::do_finalize_sections): Define special EXIDX section
6123 symbols only if referenced.
6124 * gc.h (Garbage_collection::add_reference): New method.
6125 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6126 code duplication.
6127
98e090bd
ILT		 61282010-01-11 Ian Lance Taylor <iant@google.com>
6129
d0a91bd8
ILT		 6130 * script.cc (Version_script_info::build_expression_list_lookup):
6131 Change complaing about duplicate wildcard match from error to
6132 warning.
6133
98e090bd
ILT		 6134 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6135 of 2009-12-30.
6136 (Version_script_info::Version_script_info): Initialize globs_,
6137 default_version_, default_is_global_, and exact_. Don't
6138 initialize globals_ or locals_.
6139 (Version_script_info::build_lookup_tables): Build local symbols
6140 first.
6141 (Version_script_info::unquote): New function.
6142 (Version_script_info::add_exact_match): New function.
6143 (Version_script_info::build_expression_list_lookup): Remove lookup
6144 parameter. Add is_global parameter. Change all callers. Handle
6145 wildcard pattern specially. Unquote pattern. Call
6146 add_exact_match.
6147 (Version_script_info::get_name_to_match): New function.
6148 (Version_script_info::get_symbol_version): New function.
6149 (Version_script_info::get_symbol_version_helper): Remove.
6150 (Version_script_info::check_unmatched_names): Call unquote.
6151 * script.h (class Version_script_info): Change get_symbol_version
6152 to be non-inline and add is_global parameter; change all callers.
6153 Rewrite symbol_is_local. Update declarations. Define struct
6154 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6155 Remove globals_ and locals_ members. Add exact_, globs_,
6156 default_version_, is_global_.
6157 (Version_script_info::Glob): Remove pattern, add expression and
6158 is_global. Update constructor. Change all callers.
6159 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6160 default version.
6161 (Versions::symbol_section_contents): If a symbol is undefined, or
6162 defined in a dynamic object, set the version index to
6163 VER_NDX_LOCAL.
6164 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6165 symbol_is_local.
6166 (Symbol_table::add_from_pluginobj): Likewise.
6167 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6168
d56962d3
DK		 61692010-01-11 Doug Kwan <dougkwan@google.com>
6170
6171 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6172 (incremental_dump_LDADD): Add linking option for libintl.
6173 * Makefile.in: Regenerate.
6174
94e6ee91
L		 61752010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6176
6177 PR gold/11144
6178 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6179 instead of -Ds.
6180 * testsuite/Makefile.in: Regenerated.
6181
e96c574b
DK		 61822010-01-10 Doug Kwan <dougkwan@google.com>
6183
6184 * options.h (DEFINE_var): Use parentheses around argument varname__
6185 in macro body to avoid any unintended subsequent substitutions.
6186
7198066b
ILT		 61872010-01-10 Ian Lance Taylor <iant@google.com>
6188
ba4d53bf
ILT		 6189 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6190 candidates before doing symbol resolution.
6191
7198066b
ILT		 6192 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6193 ODR candidates if only one is weak.
6194
a2beed37
ILT		 61952010-01-08 Ian Lance Taylor <iant@google.com>
6196
6197 * script.cc (Version_script_info::build_expression_list_lookup):
6198 Don't warn about ambiguous version, just record the ambiguity.
6199 (Version_script_info::get_symbol_version_helper): Give error if
6200 version is ambiguous.
6201
2fb7225c
DK		 62022010-01-08 Doug Kwan <dougkwan@google.com>
6203
6204 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6205 prev_data_size_ and prev_addralign_. Remove initializer for
6206 deleted data member has_been_changed_.
6207 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6208 to determine if the table is empty.
6209 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6210 Remove.
6211 (Stub_table::add_reloc_stub): Define method in class definition
6212 instead of just declaring it there.
6213 (Stub_table::add_cortex_a8_stub): New method definition.
6214 (Stub_table::update_data_size_and_addralign): Ditto.
6215 (Stub_table::finalize_stubs): Ditto.
6216 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6217 (Stub_table::do_addralign_): Return address alignment in the
6218 (Stub_table::do_reset_address_and_file_offset): Define method in
6219 class definition instead of declaring it there. Set current data
6220 size to be the data size of the previous pass.
6221 (Stub_table::set_final_data_size): Use current data size as the
6222 final data size.
6223 (Stub_table::relocate_stub): Change parameter type of stub from
6224 Reloc_stub pointer to Stub pointer.
6225 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6226 (Stub_table::Cortex_a8_stub_list): New typedef.
6227 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6228 Stub_table::prev_addralign_): New data member.
6229 (Arm_relobj::Arm_relobj): Initialize data member
6230 section_has_cortex_a8_workaround_.
6231 (Arm_relobj::section_has_cortex_a8_workaround,
6232 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6233 definitions.
6234 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6235 declarations.
6236 (Target_arm::relocate_stub): Change parameter type of stub from
6237 Reloc_stub pointer to Stub pointer.
6238 (Insn_template::size, Insn_template::alignment): Handle
6239 THUMB16_SPECIAL_TYPE.
6240 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6241 Stub_table::update_data_size_and_addralign,
6242 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6243 definitions.
6244 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6245 (Stub_table::do_write): Ditto.
6246 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6247
880cd20d
ILT		 62482010-01-08 Ian Lance Taylor <iant@google.com>
6249
6250 PR 11108
6251 * symtab.h (class Symbol): Remove fields is_target_special_ and
6252 has_plt_offset_. Add field is_defined_in_discarded_section_.
6253 (Symbol::is_defined_in_discarded_section): New function.
6254 (Symbol::set_is_defined_in_discarded_section): New function.
6255 (Symbol::has_plt_offset): Rewrite.
6256 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6257 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6258 Don't initialize is_target_special_ or has_plt_offset_.
6259 Initialize is_defined_in_discarded_section_.
6260 (Symbol_table::add_from_relobj): If appropriate, set
6261 is_defined_in_discarded_section.
6262 * resolve.cc (Symbol::override_base_with_special): Don't test
6263 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6264 * target-reloc.h (relocate_section): Do special handling for
6265 symbols defined in discarded sections for global symbols as well
6266 as local symbols.
6267
2703e3eb
ILT		 62682010-01-08 Ian Lance Taylor <iant@google.com>
6269
6270 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6271 the SHT_SYMTAB case.
6272
339d40a3
ILT		 62732010-01-08 Ian Lance Taylor <iant@google.com>
6274
6275 * object.cc (Sized_relobj::do_layout): Don't get confused if
6276 layout_eh_frame returns NULL.
6277
abecea76
ILT		 62782010-01-08 Ian Lance Taylor <iant@google.com>
6279
6280 PR 11084
6281 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6282 dynamic symbol table, use the normal symbol table.
6283 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6284 symbol table.
6285
6b7dd3f3
ILT		 62862010-01-08 Ian Lance Taylor <iant@google.com>
6287
6288 PR 11072
6289 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6290 sections.
6291
36c50e63
L		 62922010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6293
6294 * version.cc (print_version): Change to "Copyright 2010".
6295
e291e7b9
ILT		 62962010-01-08 Ian Lance Taylor <iant@google.com>
6297
6298 PR 10287
6299 PR 11063
6300 * i386.cc (class Target_i386): Change return type of plt_section
6301 to be non-const.
6302 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6303 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6304 tls_desc_rel_ field.
6305 (Output_data_plt_i386::rel_tls_desc): New function.
6306 (Target_i386::rel_tls_desc_section): New function.
6307 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6308 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6309 R_386_TLS_DESC reloc in rel_tls_desc_section.
6310 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6311 Define struct Tlsdesc_info.
6312 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6313 (Target_x86_64::do_reloc_symbol_index): New function.
6314 (Target_x86_64::add_tlsdesc_info): New function.
6315 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6316 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6317 tlsdesc_rel_ field.
6318 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6319 all callers.
6320 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6321 (Target_x86_64::rela_tlsdesc_section): New function.
6322 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6323 handling.
6324 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6325 (Target_x86_64::do_reloc_addend): New function.
6326 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6327 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6328 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6329 (Output_reloc::type): New function.
6330 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6331 (Output_reloc::is_target_specific): New function.
6332 (Output_reloc::target_arg): New function.
6333 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6334 absolute relocs and target specific relocs.
6335 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6336 add_target_specific.
6337 (class Output_data_reloc) [SHT_RELA]: Likewise.
6338 * output.cc (Output_reloc::Output_reloc): Add four new versions
6339 for absolute relocs and target specific relocs.
6340 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6341 (Output_reloc::get_symbol_index): Likewise.
6342 (Output_reloc::local_section_offset): Check that local_sym_index_
6343 is not TARGET_CODE or 0.
6344 (Output_reloc::symbol_value): Likewise.
6345 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6346 reloc.
6347 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6348 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6349 functions.
6350 * layout.cc (add_target_dynamic_tags): Use output section for
6351 DT_PLTRELSZ and DT_JMPREL.
6352
3a44184e
ILT		 63532010-01-07 Ian Lance Taylor <iant@google.com>
6354
6355 PR 11061
6356 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6357 function.
6358 (class Output_data_reloc_generic): Define.
6359 (class Output_data_reloc_base): Change base class to
6360 Output_data_reloc_generic. Change add() method to call
6361 bump_relative_reloc_count for a relative reloc. Remove
6362 sort_relocs_ field.
6363 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6364 to sort_relocs().
6365 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6366 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6367 appropriate.
6368 * layout.h (class Layout): Update declaration.
6369
ea715a34
ILT		 63702010-01-07 Ian Lance Taylor <iant@google.com>
6371
6372 * output.h (class Output_data): Add const version of
6373 output_section and do_output_section.
6374 (class Output_section_data): Add const version of
6375 do_output_section.
6376 (class Output_section): Likewise.
6377 * layout.cc (Layout::add_target_dynamic_tags): New function.
6378 * layout.h (class Layout): Update declarations.
6379 * arm.cc (Target_arm::do_finalize_sections): Use
6380 add_target_dynamic_tags.
6381 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6382 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6383 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6384 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6385
659948a4
ILT		 63862010-01-07 Ian Lance Taylor <iant@google.com>
6387
6388 PR 11042
6389 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6390 object as needed.
6391
9d3b86f6
ILT		 63922010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6393 Ian Lance Taylor <iant@google.com>
6394
6395 PR 11019
6396 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6397 Xindex::read_symtab_xindex.
6398
bb0d3eb0
DK		 63992010-01-07 Doug Kwan <dougkwan@google.com>
6400
6401 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6402 (Insn_template::thumb16_bcond_insn): New method declaration.
6403 (Insn_template): Fix spelling.
6404 (Stub::thumb16_special): New method declaration.
6405 (Stub::do_write): Define virtual method which was previously pure
6406 virtual.
6407 (Stub::do_thumb16_special): New method declaration.
6408 (Stub::do_fixed_endian_write): New template member.
6409 (Reloc_stub::do_write): Remove.
6410 (Reloc_stub::do_fixed_endian_write): Remove.
6411 (Cortex_a8_stub): New class definition.
6412 (Stub_factory::make_cortex_a8_stub): New method definition.
6413 (Stub_factory::Stub_factory): Add missing static storage class
6414 qualifier for elf32_arm_stub_a8_veneer_blx.
6415
ffeef7df
ILT		 64162010-01-07 Ian Lance Taylor <iant@google.com>
6417
dc3f80fe
ILT		 6418 PR 10980
6419 * options.h (class General_options): Add --warn-unresolved-symbols
6420 and --error-unresolved-symbols.
6421 * errors.cc (Errors::undefined_symbol): Implement
6422 --warn-unresolved-symbols.
6423
ffeef7df
ILT		 6424 * options.h (class General_options): Add -z text and -z textoff.
6425 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6426
f1ec9ded
ST		 64272010-01-06 Sriraman Tallam <tmsriram@google.com>
6428
6429 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6430 (Garbage_collection::cident_sections): New function.
6431 (Garbage_collection::add_cident_section): New function.
6432 (Garbage_collection::cident_sections_): New member.
6433 (gc_process_relocs): Add references to sections whose names are C
6434 identifiers.
6435 * gold.h (cident_section_start_prefix): New constant.
6436 (cident_section_stop_prefix): New constant.
6437 (is_cident): New function.
6438 * layout.cc (Layout::define_section_symbols): Replace string constants
6439 with the newly defined constants.
6440 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6441 C identifiers.
6442 * testsuite/Makefile.am: Add gc_orphan_section_test.
6443 * testsuite/Makefile.in: Regenerate.
6444 * testsuite/gc_orphan_section_test.cc: New file.
6445 * testsuite/gc_orphan_section_test.sh: New file.
6446
6eda8c29
ILT		 64472010-01-06 Ian Lance Taylor <iant@google.com>
6448
b9674e17
ILT		 6449 PR 10980
6450 * options.h (class General_options): Add --warn-shared-textrel.
6451 * layout.cc (Layout::finish_dynamic_section): Implement
6452 --warn-shared-textrel.
6453
6eda8c29
ILT		 6454 PR 10980
6455 * options.h (class General_options): Add --warn-multiple-gp.
6456
32dcd44e
ILT		 64572010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6458
6459 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6460 $(THREADSLIB) and $(LIBDL).
6461 * Makefile.in: Rebuild.
6462
a192ba05
ILT		 64632010-01-06 Ian Lance Taylor <iant@google.com>
6464
6465 PR 10980
6466 * options.cc (General_options::parse_section_start): New function.
6467 (General_options::section_start): New function.
6468 (General_options::General_options): Initialize all members.
6469 * options.h: Include <map>
6470 (class General_options): Add --section-start. Add section_starts_
6471 member.
6472 * layout.cc (Layout::attach_allocated_section_to_segment): If
6473 --section-start was used, set the address of the segment. Remove
6474 local sort_sections.
6475 (Layout::relaxation_loop_body): If the address of the load segment
6476 has been set by --section-start, don't use it.
6477 * output.h (Output_segment::update_flags_for_output_section): New
6478 function.
6479 * output.cc (Output_segment::add_output_section): Call
6480 update_flags_for_output_section.
6481
dde3f402
ILT		 64822010-01-05 Ian Lance Taylor <iant@google.com>
6483
62dfdd4d
ILT		 6484 PR 10980
6485 * options.h (class General_options): Add --undefined-version.
6486 * script.cc (struct Version_expression): Add was_matched_by_symbol
6487 field.
6488 (Version_script_info::matched_symbol): New function.
6489 (Version_script_info::get_symbol_version_helper): Call
6490 matched_symbol.
6491 (Version_script_info::check_unmatched_names): New function.
6492 * script.h (class Version_script_info): Update declarations.
6493 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6494
9c4ae156
ILT		 6495 * options.h (class General_options): Use DEFINE_bool_alias for
6496 allow_multiple_definition.
6497 * resolve.cc (Symbol_table::should_override): Don't test
6498 allow_multiple_definition.
6499
dde3f402
ILT		 6500 PR 10980
6501 * options.h (class General_options): Add --cref.
6502 * main.cc (main): Print cref table if --cref. Don't close mapfile
6503 until after printing cref table.
6504 * cref.cc: Include "symtab.h".
6505 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6506 (Cref_table_compare::operator()): New function.
6507 (Cref_inputs::gather_cref): New function.
6508 (filecol): New static const.
6509 (Cref_inputs::print_cref): New function.
6510 (Cref::print_cref): New function.
6511 * cref.h: Include <cstdio>.
6512 (class Cref): Update declarations.
6513 * mapfile.h (Mapfile::file): New function.
6514 * object.h (class Object): Define Symbols. Declare virtual
6515 do_get_global_symbols.
6516 (Object::get_global_symbols): New function.
6517 * object.cc (Input_objects::add_object): Pass object to cref_ if
6518 --cref.
6519 (Input_objects::archive_start): Likewise.
6520 (Input_objects::archive_stop): Likewise.
6521 (Input_objects::print_cref): New function.
6522 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6523 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6524 --cref.
6525 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6526 function.
6527 * plugin.h (class Sized_pluginobj): Update declarations.
6528
8781f709
ILT		 65292010-01-05 Ian Lance Taylor <iant@google.com>
6530
6531 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6532 to is_default_version. Rename insdef to insdefault.
6533 (Symbol_table::add_from_relobj): Rename def to is_default_version
6534 and local to is_forced_local.
6535 (Symbol_table::add_from_pluginobj): Likewise.
6536 (Symbol_table::add_from_dynobj): Likewise.
6537 (Symbol_table::define_special_symbol): Rename insdef to
6538 insdefault.
6539
fe35d28d
ILT		 65402010-01-04 Ian Lance Taylor <iant@google.com>
6541
30bc8c46
ILT		 6542 PR 10980
6543 * options.h (class General_options): Add
6544 --allow-multiple-definition and -z muldefs.
6545 * resolve.cc (Symbol_table::should_override): Don't warn about a
6546 multiple symbol definition if --allow-multiple-definition or -z
6547 muldefs.
6548
7eaea549
ILT		 6549 PR 10980
6550 * options.h (class General_options): Add --add-needed and
6551 --copy-dt-needed-entries. Tweak --as-needed help entry.
6552 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6553 error if --copy-dt-needed-entries aka --add-needed is used and
6554 would cause a change in behaviour.
6555
fe35d28d
ILT		 6556 PR 10980
6557 * options.h (class General_options): Add -G as a short version of
6558 --shared. Add no-op options -assert, -g, and -i.
6559
55a2bb35
ST		 65602010-01-04 Sriraman Tallam <tmsriram@google.com>
6561
6562 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6563 check for .text or .gnu.linkonce.t sections.
6564 * icf.cc (Icf::find_identical_sections): Ditto.
6565 Change the detection for mangled function name within the section
6566 name.
6567 * icf.h (is_section_foldable_candidate): New function.
6568
719328e1
ILT		 65692009-12-30 Ian Lance Taylor <iant@google.com>
6570
6571 PR 10980
6572 * options.h (class General_options): Permit two dashes with
6573 --retain-symbols-file.
6574
d7bb5745
ILT		 65752009-12-30 Ian Lance Taylor <iant@google.com>
6576
403a15dd
ILT		 6577 PR 10979
6578 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6579 don't put the file header and segment headers in the text
6580 segment.
6581
eda294df
ILT		 6582 PR 10979
6583 * common.cc (Sort_commons::operator()): Stabilize sort when both
6584 entries are NULL.
6585 (Symbol_table::do_allocate_commons_list): When allocating common
6586 symbols, skip a symbol which is no longer common.
6587 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6588 an object before checking its type.
6589 * testsuite/common_test_2.c: New file.
6590 * testsuite/common_test_3.c: New file.
6591 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6592 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6593 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6594 (common_test_2_pic.o, common_test_2.so): New targets.
6595 (common_test_3_pic.o, common_test_3.so): New targets.
6596 * testsuite/Makefile.in: Rebuild.
6597
d7bb5745
ILT		 6598 PR 10979
6599 * script.cc (read_input_script): If we see a new SECTIONS clause,
6600 and we have added an input section, give an error.
6601 * layout.h (class Layout): Add have_added_input_section function.
6602 Add have_added_input_section_ field.
6603 * layout.cc (Layout::Layout): Initialize
6604 have_added_input_section_.
6605 (Layout::layout): Set have_added_input_section_.
6606 (Layout::layout_eh_frame): Likewise.
6607
fc59c572
ILT		 66082009-12-30 Ian Lance Taylor <iant@google.com>
6609
6610 PR 10931
6611 * options.h (class General_options): Add --sort-common option.
6612 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6613 * common.cc (Sort_common): Add sort_order parameter to
6614 constructor. Add sort_order_ field.
6615 (Sort_commons::operator): Check sort_order_.
6616 (Symbol_table::allocate_commons): Determine the sort order.
6617 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6618 Change all callers.
6619 (Symbol_table::do_allocate_commons_list): Likewise.
6620
1c74fab0
ILT		 66212009-12-30 Ian Lance Taylor <iant@google.com>
6622
6623 PR 10916
6624 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6625 symbols from this object, don't change the visibility of an
6626 undefined symbol.
6627 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6628
6affe781
ILT		 66292009-12-30 Ian Lance Taylor <iant@google.com>
6630
6631 PR 10861
6632 * script.h (class Version_script_info): Define Language enum.
6633 Update declarations. Define Glob, Exact, and Lookup types. Add
6634 new fields globals_, locals_, and is_finalized_.
6635 * script.cc: Various formatting fixes.
6636 (class Parser_closure): Change language_stack_ from a vector of
6637 std::string to one of Version_script_info::Language. Adjust all
6638 uses accordingly.
6639 (class Lazy_demangler): Remove.
6640 (struct Version_expression): Change language from std::string to
6641 Version_script_info::Language.
6642 (Version_script_info::Version_script_info): New function.
6643 (Version_script_info::~Version_script_info): Don't call clear.
6644 (Version_script_info::finalize): New function.
6645 (Version_script_info::build_lookup_tables): New function.
6646 (Version_script_info::build_expression_list_lookup): New
6647 function.
6648 (Version_script_info::get_symbol_version_helper): Rewrite to use
6649 lookup tables.
6650 (Version_script_info::print_expression_list): Adjust to use
6651 Version_script_info::Language.
6652 (script_push_lex_into_version_mode): Check that the version script
6653 has not been finalized.
6654 (version_script_push_lang): Change language string to
6655 Version_script_info::Language.
6656 * options.cc (Command_line::version_script): New function.
6657 * options.h (class General_options): Add finalize_dynamic_list
6658 function. Change version_script from declaration to definition.
6659 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6660 * testsuite/version_script.map: Remove duplicate def of foo.
6661 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6662 version_script.map.
6663 * testsuite/Makefile.in: Rebuild.
6664
818bf354
ILT		 66652009-12-30 Ian Lance Taylor <iant@google.com>
6666
6667 PR 10843
6668 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6669 if the input symbol index is 0, make the output symbol index 0.
6670
ebcc8304
ILT		 66712009-12-30 Ian Lance Taylor <iant@google.com>
6672
6673 PR 10670
6674 * options.h (class General_options): Add -x/--discard-all.
6675 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6676 --discard-all. If the local symbol needs a dynamic entry, check
6677 that before handling --discard-locals.
6678
176fe33f
ILT		 66792009-12-30 Ian Lance Taylor <iant@google.com>
6680
bb321bb1
ILT		 6681 PR 10450
6682 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6683 flags to PF_R.
6684 (Output_segment::add_output_section): Don't change the flags if
6685 the type is PT_TLS.
6686
176fe33f
ILT		 6687 PR 10450
6688 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6689 GNU hash table if they need a dynamic value. Otherwise, don't add
6690 them if they are defined in a dynamic object or are forced local.
6691
e8cd95c7
ILT		 66922009-12-29 Ian Lance Taylor <iant@google.com>
6693
1b81fb71
ILT		 6694 PR 10450
6695 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6696 .gnu.hash table for a 32-bit target.
6697
8d6d383d
ILT		 6698 PR 10450
6699 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6700 regular and a dynamic object only needs a dynamic symbol table
6701 entry if it is externally visible.
6702
e785ec03
ILT		 6703 PR 10450
6704 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6705 constructor. Add global_offset_table_ field.
6706 (Target_i386::got_section): Set global_offset_table_.
6707 (Target_i386::do_finalize_sections): Set global_offset_table_
6708 size.
6709 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6710 in constructor. Add global_offset_table_ field.
6711 (Target_x86_64::got_section): Set global_offset_table_.
6712 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6713 size.
6714
1a2dff53
ILT		 6715 * layout.cc (Layout::Layout): Initialize increase_relro_.
6716 (Layout::get_output_section): Add is_relro, is_last_relro, and
6717 is_first_non_relro parameters. Change all callers.
6718 (Layout::choose_output_section): Likewise.
6719 (Layout::add_output_section_data): Likewise.
6720 (Layout::make_output_section): Likewise.
6721 (Layout::set_segment_offsets): Clear increase_relro when using a
6722 linker script.
6723 * layout.h (class Layout): Add increase_relro method. Add
6724 increase_relro_ field. Update declarations.
6725 * output.cc (Output_section::Output_section): Initialize
6726 is_last_relro_ and is_first_non_relro_.
6727 (Output_segment::add_output_section): Group relro sections is
6728 do_sort is true. Handle is_last_relro and is_first_non_relro.
6729 (Output_segment::maximum_alignment): Remove relro handling.
6730 (Output_segment::set_section_addresses): Add increase_relro
6731 parameter. Change all callers. Add initial alignment to align
6732 relro sections on separate page. Remove old relro handling.
6733 (Output_segment::set_section_list_addresses): Remove in_relro
6734 parameter. Change all callers.
6735 (Output_segment::set_offset): Add increase parameter. Change all
6736 callers. Remove old relro handling.
6737 * output.h (class Output_section): Add new methods: is_last_relro,
6738 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6739 Add is_last_relro_ and is_first_non_relro_ fields.
6740 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6741 Create separate .got.plt section. Call increase_relro.
6742 * x86_64.cc (Target_x86_64::got_section): Likewise.
6743 * testsuite/relro_script_test.t: Add .got.plt.
6744
f0ba79e2
ILT		 6745 PR 10450
6746 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6747 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6748 (Layout::finalize): Call set_dynamic_symbol_size.
6749 (Layout::set_dynamic_symbol_size): New function.
6750 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6751 set_dynamic_symbol_size.
6752
e8cd95c7
ILT		 6753 PR 10450
6754 * output.h (class Output_section): Add is_entsize_zero_ field.
6755 * output.cc (Output_section::Output_section): Initialize
6756 is_entsize_zero_.
6757 (Output_section::set_entsize): If two different entsizes are
6758 requested, force it to zero.
6759 (Output_section::add_input_section): Set flags for .debug_str
6760 before updating section flags. Set entsize.
6761 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6762 and SHF_STRING if all input sections have those flags.
6763
3e1b9a8a
RÁE		 67642009-12-29 Rafael Espindola <espindola@google.com>
6765
6766 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6767 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6768 reporting.
3e1b9a8a 6769
3dcad376
ST		 67702009-12-29 Sriraman Tallam <tmsriram@google.com>
6771
6772 * options.cc (General_options::parse_version): Allow -v to exit
6773 without an error if there is nothing to link.
6774
084e2665
ILT		 67752009-12-29 Ian Lance Taylor <iant@google.com>
6776
6777 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6778 using a version of gcc before 4.1.
6779 * configure: Rebuild.
6780
250acde3
CD		 67812009-12-28 Chris Demetriou <cgd@google.com>
6782
6783 * attributes.cc (Output_attributes_section_data::do_write): Use
6784 std::vector::front rather than std::vector::data.
6785
99fff23b
ILT		 67862009-12-28 Ian Lance Taylor <iant@google.com>
6787
6788 * symtab.h (class Symbol_table): Add enum Defined.
6789 * resolve.cc (Symbol_table::should_override): Add defined
6790 parameter. Change all callers. Test whether object is NULL
6791 before calling a method on it.
6792 (Symbol_table::report_resolve_problem): Add defined parameter.
6793 Change all callers.
6794 (Symbol_table::should_override_with_special): Likewise.
6795 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6796 parameter. Change all callers.
6797 (Symbol_table::do_define_in_output_data): Likewise.
6798 (Symbol_table::define_in_output_segment): Likewise.
6799 (Symbol_table::do_define_in_output_segment): Likewise.
6800 (Symbol_table::define_as_constant): Likewise.
6801 (Symbol_table::do_define_as_constant): Likewise.
6802 * script.h (class Symbol_assignment): Add is_defsym parameter to
6803 constructor; change all callers.
6804 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6805 parameter. Change all callers. Add is_defsym_ field.
6806 (class Parser_closure): Add parsing_defsym parameter to
6807 constructor; change all callers. Add parsing_defsym accessor
6808 function. Add parsing_defsym_ field.
6809
556bd683
ILT		 68102009-12-28 Ian Lance Taylor <iant@google.com>
6811
6812 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6813 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6814
1782c879
ILT		 68152009-12-23 Ian Lance Taylor <iant@google.com>
6816
6817 * i386.cc (Target_i386::do_calls_non_split): Recognize
6818 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6819 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6820 -fsplit-stack prologue when using %r11.
1782c879 6821
329ca2b1
ST		 68222009-12-21 Sriraman Tallam <tmsriram@google.com>
6823
6824 * options.cc (General_options::parse_version): Make -v continue and do
6825 the link like GNU ld does.
6826
d675ff46
RÁE		 68272009-12-17 Rafael Avila de Espindola <espindola@google.com>
6828
6829 * Makefile.am (CCFILES): Add timer.cc.
6830 (HFILES): Add timer.h.
6831 * configure.ac: Check for sysconf and times.
6832 * main.cc: include timer.h.
6833 (main): Use Timer instead of get_run_time.
6834 * timer.cc: New.
6835 * timer.h: New.
6836 * workqueue.cc: include timer.h.
6837 (Workqueue::find_and_run_task):
6838 Report user, sys and wall time.
6839 * Makefile.in: Regenerate.
6840 * config.in: Regenerate.
6841 * configure: Regenerate.
6842
d6344fb5
DK		 68432009-12-16 Doug Kwan <dougkwan@google.com>
6844
6845 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6846 sections.
6847 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6848 relaxed input sections.
6849 * output.cc (Output_section::find_relaxed_input_section): Change
6850 return type to Output_relaxed_input_section pointer. Adjust code
6851 for new type of relaxed_input_section_map_.
6852 * output.h (Output_section::find_relaxed_input_section): Change
6853 return type to Output_relaxed_input_section pointer.
6854 (Output_section::Output_relaxed_input_section_by_input_section_map):
6855 New type.
6856 (Output_section::relaxed_input_section_map_): Change type to
6857 Output_section::Output_relaxed_input_section_by_input_section_map.
6858 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6859 input section.
6860
0e0d5469
ILT		 68612009-12-15 Ian Lance Taylor <iant@google.com>
6862
6863 * layout.cc (Layout::create_shstrtab): Only write out after input
6864 sections if we are compressing debug sections.
6865
0649a889
ILT		 68662009-12-15 Ian Lance Taylor <iant@google.com>
6867
6868 * archive.cc (Archive::add_symbols): Only look up a symbol without
6869 a version if there is, in fact, a version.
6870
2ea97941
ILT		 68712009-12-14 Ian Lance Taylor <iant@google.com>
6872
6873 Revert -Wshadow changes, all changes from:
6874 2009-12-11 Doug Kwan <dougkwan@google.com>
6875 2009-12-11 Nick Clifton <nickc@redhat.com>
6876 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6877
b0eec2cc
DK		 68782009-12-11 Doug Kwan <dougkwan@google.com>
6879
6880 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6881 due to -Wshadow.
6882 * attributes.cc (Object_attribute::size): Ditto.
6883 (Attributes_section_data::size): Ditto.
6884 (Attributes_section_data::Attributes_section_data): Ditto.
6885 (Output_attributes_section_data::do_write): Ditto.
6886 * attributes.h (Object_attribute::set_type): Ditto.
6887 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6888
91d6fa6a
NC		 68892009-12-11 Nick Clifton <nickc@redhat.com>
6890
6891 * archive.cc: Fix shadowed variable warnings.
6892 * arm.cc: Likewise.
6893 * compressed_output.cc: Likewise.
6894 * compressed_output.h: Likewise.
6895 * configure: Likewise.
6896 * dwarf_reader.cc: Likewise.
6897 * dynobj.cc: Likewise.
6898 * dynobj.h: Likewise.
6899 * ehframe.cc: Likewise.
6900 * ehframe.h: Likewise.
6901 * errors.cc: Likewise.
6902 * expression.cc: Likewise.
6903 * fileread.cc: Likewise.
6904 * fileread.h: Likewise.
6905 * freebsd.h: Likewise.
6906 * i386.cc: Likewise.
6907 * icf.cc: Likewise.
6908 * incremental.h: Likewise.
6909 * layout.cc: Likewise.
6910 * layout.h: Likewise.
6911 * mapfile.cc: Likewise.
6912 * merge.cc: Likewise.
6913 * merge.h: Likewise.
6914 * object.cc: Likewise.
6915 * object.h: Likewise.
6916 * options.h: Likewise.
6917 * output.cc: Likewise.
6918 * output.h: Likewise.
6919 * parameters.cc: Likewise.
6920 * plugin.cc: Likewise.
6921 * powerpc.cc: Likewise.
6922 * reduced_debug_output.cc: Likewise.
6923 * reduced_debug_output.h: Likewise.
6924 * reloc.cc: Likewise.
6925 * reloc.h: Likewise.
6926 * resolve.cc: Likewise.
6927 * script-sections.cc: Likewise.
6928 * script.cc: Likewise.
6929 * script.h: Likewise.
6930 * sparc.cc: Likewise.
6931 * symtab.cc: Likewise.
6932 * symtab.h: Likewise.
6933 * target-select.cc: Likewise.
6934 * target-select.h: Likewise.
6935 * token.h: Likewise.
6936 * workqueue.cc: Likewise.
6937 * workqueue.h: Likewise.
6938 * x86_64.cc: Likewise.
6939
a0351a69
DK		 69402009-12-10 Doug Kwan <dougkwan@google.com>
6941
6942 * arm.cc (attributes.h): New include.
6943 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6944 (Arm_relobj::~Arm_relobj): Delete object pointed by
6945 attributes_section_data_.
6946 (Arm_relobj::attributes_section_data): New method definition.
6947 (Arm_relobj::attributes_section_data_): New data member declaration.
6948 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6949 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6950 attributes_section_data_.
6951 (Arm_dynobj::attributes_section_data): New method definition.
6952 (Arm_dynobj::attributes_section_data_): New data member declaration.
6953 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6954 initialization value of may_use_blx_ to false.
6955 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6956 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6957 object attributes to compute results instead of hard-coding.
6958 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6959 Target_arm::get_secondary_compatible_arch,
6960 Target_arm::set_secondary_compatible_arch
6961 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6962 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6963 New method declarations.
6964 (Target_arm::get_aeabi_object_attribute): New method definition.
6965 (Target_arm::attributes_section_data_): New data member declaration.
6966 (read_arm_attributes_section): New template definition.
6967 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6968 (Arm_dynobj::do_read_symbols): Ditto.
6969 (Target_arm::do_finalize_sections): Merge attributes sections from
6970 input. Check for BLX use after attributes section merging.
6971 Fix __exidx_start and __exidx_end visibility. Create an
6972 .ARM.attributes section if necessary.
6973 (Target_arm::get_secondary_compatible_arch,
6974 Target_arm::set_secondary_compatible_arch,
6975 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6976 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6977 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6978 New method definitions.
6979
b59befec
ILT		 69802009-12-09 Ian Lance Taylor <iant@google.com>
6981
6982 * plugin.cc (Plugin::load): Don't cast from void* to a function
6983 pointer.
6984
1276bc89
ILT		 69852009-12-09 Ian Lance Taylor <iant@google.com>
6986
6987 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6988 information fields.
6989
2f2de248
L		 69902009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6991
6992 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6993 Replace two_file_shared_1.so with two_file_shared_2.so.
6994 * testsuite/Makefile.in: Regenerated.
6995
4f787271
DK		 69962009-12-08 Doug Kwan <dougkwan@google.com>
6997
6998 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6999 (HFILES): Add attributes.h and int_encoding.h.
7000 * Makefile.in: Regenerate.
7001 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
7002 function definitions to int_encoding.cc
7003 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
7004 prototypes to int_encoding.h
7005 * reduced_debug_output.cc (int_encoding.h): New include.
7006 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
7007 function definitions to int_encoding.cc
7008 (insert_into_vector, read_from_pointer): Move template definitions to
7009 int_encoding.h
7010 * attributes.cc: New file.
7011 * attributes.h: New file.
7012 * int_encoding.cc: New file.
7013 * int_encoding.h: New file.
7014
20b52f1a
RÁE		 70152009-12-07 Rafael Avila de Espindola <espindola@google.com>
7016
7017 PR gold/11055
7018 * incremental-dump.cc (dump_incremental_inputs): New.
7019 (main): Use dump_incremental_inputs.
7020
53d7974c
L		 70212009-12-07 H.J. Lu <hongjiu.lu@intel.com>
7022
7023 PR gold/10893
7024 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7025 checking elfcpp::STT_FUNC.
7026 (Target_i386::Relocate::relocate): Likewise.
7027 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7028
7029 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7030 symbols from shared libraries into normal FUNC symbols.
7031
7032 * symtab.h (Symbol): Add is_func and use it.
7033
05a352e6
DK		 70342009-12-05 Doug Kwan <dougkwan@google.com>
7035
7036 * arm.cc (Target_arm::arm_info): Initialize new fields
7037 attributes_section and attributes_vendor.
7038 * i386.cc (Target_i386::i386_info): Same.
7039 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7040 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7041 fields attributes_section and attributes_vendor.
53d7974c 7042 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7043 * target.h (Target::attributes_section, Target::attributes_vendor,
7044 Target::is_attributes_section, Target::attribute_arg_type,
7045 Target::attributes_order): New method definitions.
7046 (Target::Target_info::attributes_section,
7047 Target::Target_info::attributes_vendor): New fields.
7048 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7049 virtual method definitions.
7050 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7051 attributes_section and attributes_vendor.
7052 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7053
f4e5969c
DK		 70542009-12-05 Doug Kwan <dougkwan@google.com>
7055
7056 * arm.cc: Update comments about interworking and stub generation.
7057 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7058 considered as non-PIC.
7059 (Arm_relocate_functions::base_abs): Fix formatting.
7060 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7061 of function to use GOT entry address instead of offset.
7062 (Target_arm::Scan::global): Issue an error if a symbol would need a
7063 PLT does not get one because it is untyped. Remove code to create
7064 dynamic symbols for relative branches.
7065 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7066 takes unsigned integer instead of boolean.
7067
1abce4a6
L		 70682009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7069
7070 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7071 (two_file_test_LDADD): Likewise.
7072 (common_test_1_LDADD): Likewise.
7073 (exception_test_LDADD) Likewise.
7074 (weak_test_LDADD): Likewise.
7075 (many_sections_test_LDADD): Likewise.
7076 (initpri1_LDADD): Likewise.
7077 (script_test_1_LDADD): Likewise.
7078 (script_test_2_LDADD): Likewise.
7079 (justsyms_LDADD): Likewise.
7080 (binary_test_LDADD): Likewise.
7081 (large_LDADD): Likewise.
7082 * testsuite/Makefile.in: Regenerated.
7083
adcf2816 70842009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7085
adcf2816
L		 7086 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7087 (Symbol_table::override_with_special): Likewise.
7088 (Symbol_table::add_from_object): Likewise.
7089
28e67f5d
RÁE		 70902009-12-04 Rafael Avila de Espindola <espindola@google.com>
7091
7092 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7093 Don't set the data_offset twice.
7094
ae10a101
RÁE		 70952009-12-04 Rafael Avila de Espindola <espindola@google.com>
7096
7097 * testsuite/Makefile.in: Regenerate.
7098
f59f41f3
DK		 70992009-12-03 Doug Kwan <dougkwan@google.com>
7100
7101 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7102 (Target_arm::do_finalize_sections): Add parameter for symbol table
7103 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7104 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7105 parameter for symbol table pointer.
7106 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7107 an additional parameter for a pointer to symbol table.
7108 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7109 parameter for a symbol table pointer.
7110 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7111 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7112 Ditto.
7113 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7114 parameter for a symbol table pointer.
7115
ca55d848
RÁE		 71162009-12-03 Rafael Avila de Espindola <espindola@google.com>
7117
7118 * incremental.cc (Incremental_inputs_header)
7119 (Incremental_inputs_header_write, Incremental_inputs_entry)
7120 (Incremental_inputs_entry_write): Move ...
7121 * incremental.h (Incremental_inputs_header)
7122 (Incremental_inputs_header_write, Incremental_inputs_entry)
7123 (Incremental_inputs_entry_write): here.
7124
3aec4f9c
RÁE		 71252009-12-02 Rafael Avila de Espindola <espindola@google.com>
7126
7127 * incremental.cc (make_sized_incremental_binary): Set the target.
7128 Error if it is incompatible.
7129 * output.h (Output_file): Add filename method.
7130
9c0ae74d
RÁE		 71312009-12-02 Rafael Avila de Espindola <espindola@google.com>
7132
7133 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7134 from the get_* methods.
7135
a45500ae
RÁE		 71362009-12-02 Rafael Avila de Espindola <espindola@google.com>
7137
7138 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7139 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7140 Write 0 for the data_offset of scripts.
7141
325e6408
RÁE		 71422009-12-02 Rafael Avila de Espindola <espindola@google.com>
7143
7144 * testsuite/Makefile.am: Add the incremental_test.sh test.
7145 * testsuite/incremental_test.sh: New.
7146 * testsuite/incremental_test_1.c: New.
7147 * testsuite/incremental_test_2.c: New.
7148
954c3e2e
RÁE		 71492009-12-01 Rafael Avila de Espindola <espindola@google.com>
7150
7151 * incremental-dump.cc (main): Fix typos.
7152
f8086623
RÁE		 71532009-11-27 Rafael Avila de Espindola <espindola@google.com>
7154
7155 PR gold/11025
7156 * incremental-dump.cc (main): Use llu to print 64 bit values.
7157
3b0dd6ac
L		 71582009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7159 H.J. Lu <hongjiu.lu@intel.com>
7160
7161 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7162 $(LIBDL).
7163 (incremental_dump_LDADD): Likewise.
7164 * Makefile.in: Regenerated.
7165
a6d1ef57 71662009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7167
a6d1ef57
DK		 7168 Revert:
7169
7170 2009-11-25 Doug Kwan <dougkwan@google.com>
7171
7172 * arm.cc (Target_arm::Target_arm): Move method definition
7173 outside of class definition. Add code to handle
7174 --target1-rel, --target1-abs and --target2= options.
7175 (Target_arm::get_reloc_reloc_type): Change method to be
7176 non-static and const.
7177 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7178 New data member declaration.
7179 (Target_arm::Scan::local, Target_arm::Scan::global,
7180 Target_arm::Relocate::relocate,
7181 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7182 Adjust call to Target_arm::get_real_reloc_type.
7183 (Target_arm::get_real_reloc_type): Use command line options
7184 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7185 * options.h (--target1-rel, --target1-abs, --target2): New
7186 ARM-only options.
7187
50aeb7d4
DK		 71882009-11-25 Doug Kwan <dougkwan@google.com>
7189
7190 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7191 class definition. Add code to handle --target1-rel, --target1-abs
7192 and --target2= options.
7193 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7194 and const.
7195 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7196 member declaration.
7197 (Target_arm::Scan::local, Target_arm::Scan::global,
7198 Target_arm::Relocate::relocate,
7199 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7200 call to Target_arm::get_real_reloc_type.
7201 (Target_arm::get_real_reloc_type): Use command line options to
7202 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7203 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7204 options.
7205
51938283
DK		 72062009-11-25 Doug Kwan <dougkwan@google.com>
7207
7208 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7209 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7210 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7211 formatting.
7212 (Arm_relocate_functions::thm_call): Replace body with a call to
7213 Arm_relocate_functions::thumb_branch_common.
7214 (Arm_relocate_functions::thm_jump24,
7215 Arm_relocate_functions::thm_xpc22): New method definitions.
7216 (Arm_relocate_functions::thumb_branch_common): New method definition.
7217 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7218 operator.
7219 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7220 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7221
e2b8f3c4
RÁE		 72222009-11-24 Rafael Avila de Espindola <espindola@google.com>
7223
7224 * Makefile.am: Build incremental-dump
7225 * Makefile.in: Regenerate.
7226 * incremental-dump.cc: New.
7227 * incremental.cc (Incremental_inputs_header_data,
7228 Incremental_inputs_entry_data): Move to incremental.h
7229 * incremental.h: (Incremental_inputs_header_data,
7230 Incremental_inputs_entry_data): Move from incremental.cc
7231
bcba9aec
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): Add a typedef with the data type.
7237
7c3afe08
RÁE		 72382009-11-24 Rafael Avila de Espindola <espindola@google.com>
7239
7240 * incremental.cc (Incremental_inputs_header,
7241 Incremental_inputs_header_write, Incremental_inputs_entry,
7242 Incremental_inputs_entry_write): Update comment about which
7243 type has the filed descriptions.
7244
d204b6e9
DK		 72452009-11-15 Doug Kwan <dougkwan@google.com>
7246
7247 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7248 (Arm_relocate_functions::arm_branch_common): Change method defintion
7249 in class definition to a method declaration and update list of formal
7250 parameters.
7251 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7252 Arm_relocation_functions::jump24): Adjust call to
7253 Arm_relocate_functions::arm_branch_common. Update list of formal
7254 parameters.
7255 (Arm_relocate_functions::xpc25): New method definition.
7256 (Arm_relocate_functions::arm_branch_common): Move method defintion
7257 out from class definition. Use stubs for mode-switching and extending
7258 branch ranges.
7259 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7260 specially. Change code to enable use of stubs in ARM branches.
7261
43d12afe
DK		 72622009-11-10 Doug Kwan <dougkwan@google.com>
7263
7264 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7265 in method declaration.
7266 (Target_arm::relocate_stub): New method declaration.
7267 (Target_arm::default_target): Change to return a pointer instead of
7268 a const reference.
7269 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7270 Target_arm::default_target.
7271 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7272 method definition.
7273 (Target_arm::relocate_section): Adjust view.
7274 (Target_arm::relocate_stub): New method definition.
7275
ac33a407
DK		 72762009-11-10 Doug Kwan <dougkwan@google.com>
7277
7278 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7279 a format warning.
7280 * incremental.cc (open_incremental_binary): Initialized local
7281 variables to avoid warnings.
7282 * object.cc (make_elf_object): Ditto.
7283 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7284 a format warning.
e1df38aa 7285
88ee28e9
L		 7286009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7287
7288 PR gold/10930
7289 * testsuite/plugin_test.c: Include "config.h".
7290
2daedcd6
DK		 72912009-11-09 Doug Kwan <dougkwan@google.com>
7292
7293 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7294 (arm_symbol_value): Remove.
7295 (Arm_relocate_functions::arm_branch_common,
7296 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7297 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7298 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7299 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7300 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7301 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7302 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7303 Arm_relocate_functions::thm_mobw_abs_nc,
7304 Arm_relocate_functions::thm_mov_abs,
7305 Arm_relocate_functions::movw_prel_nc,
7306 Arm_relocate_functions::thm_movt_abs,
7307 Arm_relocate_functions::movt_prel,
7308 Arm_relocate_functions::thm_movw_prel_nc,
7309 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7310 (Target_arm::Relocate::relocate): Only decompose address into two
7311 parts if relocation type uses the thumb-bit and pass the actual
7312 bit instead of a flag indicating that the thumb-bit is used. Adjust
7313 calls to methods in Arm_relocate_functions for this change.
7314
1276bc89 73152009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7316
7317 PR 10925
7318 * reloc.cc: Instantiate
7319 Sized_relobj::initialize_input_to_output_maps and
7320 Sized_relobj:free_input_to_output_maps.
7321
e53ad1b5
ILT		 73222009-11-06 Ian Lance Taylor <iant@google.com>
7323
7324 PR 10876
7325 * defstd.cc (in_segment): Set only_if_ref true for "end".
7326
eb44217c
DK		 73272009-11-06 Doug Kwan <dougkwan@google.com>
7328
7329 * arm.cc (class Reloc_stub): Correct a comment.
7330 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7331 (Target_arm::scan_section_for_stubs): New method declaration.
7332 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7333 Change methods from private to protected.
7334 (Target_arm::do_may_relax): New method definition.
7335 (Target_arm::do_relax, Target_arm::group_sections,
7336 Target_arm::scan_reloc_for_stub,
7337 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7338 (Target_arm::arm_input_section_map_): New data member declaration.
7339 (Target_arm::scan_reloc_for_stub,
7340 Target_arm::scan_reloc_section_for_stubs,
7341 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7342 Target_arm::do_relax): New method definitions.
7343
5d329b7d
ILT		 73442009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7345
7346 * configure.ac: Check for (struct stat)::st_mtim
7347 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7348 * config.in: Regenerate.
7349 * configure: Regenerate.
7350
96a0d71b
ILT		 73512009-11-05 Ian Lance Taylor <iant@google.com>
7352
7353 PR 10910
7354 * output.cc (Output_segment::add_output_section): Add missing
7355 return statement.
7356
594c8e5e
ILT		 73572009-11-04 Ian Lance Taylor <iant@google.com>
7358
7359 PR 10880
7360 * object.h (class Object): Add is_needed and set_is_needed
7361 methods. Add is_needed_ field. Make bool fields into bitfields.
7362 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7363 defined in a dynamic object and referenced by a regular object,
7364 set is_needed for the dynamic object.
7365 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7366 if the file is marked with as_needed and it is not needed.
7367
22b127cc
ILT		 73682009-11-04 Ian Lance Taylor <iant@google.com>
7369
7370 PR 10887
7371 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7372 tags if data is discarded by linker script.
7373 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7374 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7375 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7376 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7377
f5c870d2
ILT		 73782009-11-04 Ian Lance Taylor <iant@google.com>
7379
7380 * layout.cc (Layout::get_output_section): Add is_interp and
7381 is_dynamic_linker_section parameters. Change all callers.
7382 (Layout::choose_output_section): Likewise.
7383 (Layout::make_output_section): Likewise.
7384 (Layout::add_output_section_data): Add is_dynamic_linker_section
7385 parameter. Change all callers.
7386 * layout.h (class Layout): Update declarations.
7387 * output.h (class Output_section): Add is_interp, set_is_interp,
7388 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7389 Add is_interp_, is_dynamic_linker_section_ fields. Change
7390 generate_code_fills_at_write_ to a bitfield.
7391 * output.cc (Output_section::Output_sections): Initialize new
7392 fields.
7393 (Output_segment::add_output_section): Add do_sort parameter.
7394 Change all callers.
7395
1ae4d23b
ILT		 73962009-11-03 Ian Lance Taylor <iant@google.com>
7397
7398 PR 10860
7399 * options.h (class General_options): Add --warn-common.
7400 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7401 merging two common symbols.
7402 (Symbol_table::should_override): Handle --warn-common when merging
7403 a common symbol with a defined symbol. Use report_resolve_problem
7404 for multiple definitions.
7405 (Symbol_table::report_resolve_problem): New function.
7406 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7407
55da9579
DK		 74082009-11-03 Doug Kwan <dougkwan@google.com>
7409
7410 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7411 stub_factory_.
7412 (Target_arm::stub_factory): New method definition.
7413 (Target_arm::new_arm_input_section,
7414 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7415 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7416 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7417 New type definitions.
7418 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7419 member declarations.
7420 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7421 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7422 New method definitions.
7423
37a9ac43
ILT		 74242009-11-03 Ian Lance Taylor <iant@google.com>
7425
7426 * options.h (class General_options): Add --warn_constructors.
7427
b3d6a3d4
ILT		 74282009-11-03 Ian Lance Taylor <iant@google.com>
7429
7430 PR 10893
7431 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7432 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7433
934b01dd
ILT		 74342009-11-03 Ian Lance Taylor <iant@google.com>
7435
7436 PR 10895
7437 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7438 --msgid-bugs-address.
7439 (install-pdf): New target.
7440 (install-data_yes): Look up one directory to find mkinstalldirs.
7441
03c1939b
L		 74422009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7443
7444 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7445 tree.
7446
ebd95253
DK		 74472009-10-30 Doug Kwan <dougkwan@google.com>
7448
7449 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7450
e9bbb538
DK		 74512009-10-30 Doug Kwan <dougkwan@google.com>
7452
7453 * arm.cc (Stub_addend_reader): New struct template definition
7454 and partial specializations.
7455 (Stub_addend_reader::operator()): New method definition for a
7456 partially specialized template.
7457
d5b40221
DK		 74582009-10-30 Doug Kwan <dougkwan@google.com>
7459
7460 * arm.cc (Arm_relobj::processor_specific_flags): New method
7461 definition.
7462 (Arm_relobj::do_read_symbols): New method declaration.
7463 (Arm_relobj::processor_specific_flags_): New data member declaration.
7464 (Arm_dynobj): New class definition.
7465 (Target_arm::do_finalize_sections): Add input_objects parameter.
7466 (Target_arm::do_adjust_elf_header): New method declaration.
7467 (Target_arm::are_eabi_versions_compatible,
7468 (Target_arm::merge_processor_specific_flags): New method declaration.
7469 (Target_arm::do_make_elf_object): New overloaded method definitions
7470 and declaration.
7471 (Arm_relobj::do_read_symbols): New method definition.
7472 (Arm_dynobj::do_read_symbols): Ditto.
7473 (Target_arm::do_finalize_sections): Add input_objects parameters.
7474 Merge processor-specific flags from all input objects.
7475 (Target_arm::are_eabi_versions_compatible,
7476 Target_arm::merge_processor_specific_flags,
7477 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7478 New method definitions.
7479 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7480 Input_objects pointer type parameter.
7481 * layout.cc (Layout::finalize): Pass input objects to target's.
7482 finalize_sections function.
7483 * output.cc (Output_file_header::do_sized_write): Set ELF file
7484 header's processor-specific flags.
7485 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7486 Input_objects pointer type parameter.
7487 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7488 * target.h (Input_objects): New forward class declaration.
7489 (Target::processor_specific_flags,
7490 Target::are_processor_specific_flags_sect): New method definitions.
7491 (Target::finalize_sections): Add input_objects parameter.
7492 (Target::Target): Initialize processor_specific_flags_ and
7493 are_processor_specific_flags_set_.
7494 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7495 parameter.
7496 (Target::set_processor_specific_flags): New method definition.
7497 (Target::processor_specific_flags_,
7498 Target::are_processor_specific_flags_set_): New data member
7499 declarations.
7500 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7501 Input_objects pointer type parameter.
7502
ebabffbd
DK		 75032009-10-30 Doug Kwan <dougkwan@google.com>
7504
7505 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7506
ad0f2072
ILT		 75072009-10-28 Ian Lance Taylor <iant@google.com>
7508
7509 * object.h (class Relobj): Drop options parameter from
7510 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7511 do_scan_relocs, do_relocate. Change all callers.
7512 (class Sized_relobj): Drop options parameters from
7513 do_gc_process_relocs, do_scan_relocs, do_relocate,
7514 do_relocate_sections, relocate_sections, emit_relocs_scan,
7515 emit_relocs_scan_reltype. Change all callers.
7516 (struct Relocate_info): Remove options field and all references to
7517 it.
7518 * reloc.h (class Read_relocs): Remove options constructor
7519 parameter and options_ field. Change all callers.
7520 (class Gc_process_relocs, class Scan_relocs): Likewise.
7521 (class Relocate_task): Likewise.
7522 * target-reloc.h (scan_relocs): Remove options parameter. Change
7523 all callers.
7524 (scan_relocatable_relocs): Likewise.
7525 * target.h (class Sized_target): Remove options parameter from
7526 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7527 all callers.
7528 * gc.h (gc_process_relocs): Remove options parameter. Change all
7529 callers.
7530 * arm.cc: Update functions to remove options parameters.
7531 * i386.cc: Likewise.
7532 * powerpc.cc: Likewise.
7533 * sparc.cc: Likewise.
7534 * x86_64.cc: Likewise.
7535 * testsuite/testfile.cc: Likewise.
7536
8ffa3667
DK		 75372009-10-28 Doug Kwan <dougkwan@google.com>
7538
7539 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7540 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7541 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7542 New method definitions.
7543
40f36857
CC		 75442009-10-28 Cary Coutant <ccoutant@google.com>
7545
7546 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7547 (Plugin::cleanup_done_): New member.
7548 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7549 (Plugin_manager::cleanup_done_): Remove.
7550 (Plugin_manager::add_input_file): Edit error message.
7551 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7552 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7553
2c849493
ILT		 75542009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7555
7556 * fileread.cc: (File_read::View::~View): Use the new
7557 data_ownership_ filed.
7558 (File_read::~File_read): Dispose the new whole_file_view_.
7559 (File_read::open): Mmap the whole file if needed.
7560 (File_read::open): Use whole_file_view_ instead of contents_.
7561 (File_read::find_view): Use whole_file_view_ if applicable.
7562 (File_read::do_read): Use whole_file_view_ instead of contents_.
7563 (File_read::make_view): Use whole_file_view_ instead of contents_,
7564 update File_read::View::View call.
7565 (File_read::find_or_make_view): Update File_read::View::View
7566 call.
7567 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7568 remove contents_
7569 (File_read::View::Data_ownership): New enum.
7570 (File_read::View::View): Replace bool mapped_ with Data_ownership
7571 argument.
7572 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7573 (File_read::View::data_ownership_): New field.
7574 (File_read::contents_): Remove (replaced by whole_file_view_).
7575 (File_read::whole_file_view_): New field.
7576 * options.h (class General_options): Add --keep-files-mapped.
7577
24998053
CC		 75782009-10-27 Cary Coutant <ccoutant@google.com>
7579
7580 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7581 * testsuite/Makefile.am (plugin_test_5): New test case.
7582 * testsuite/Makefile.in: Regenerate.
7583
72adc4fa
DK		 75842009-10-25 Doug Kwan <dougkwan@google.com>
7585
7586 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7587 from private to protected to allow access by child class.
7588 (Sized_relobj::do_relocate_sections): New method declaration.
7589 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7590 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7591 Sized_relobj::relocate_sections. Instantiate template explicitly
7592 for different target sizes and endianity.
7593
07f508a2
DK		 75942009-10-24 Doug Kwan <dougkwan@google.com>
7595
7596 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7597 (Arm_input_section::as_arm_input_section): New method.
7598 (Arm_output_section): New class definition.
7599 (Arm_output_section::create_stub_group,
7600 Arm_output_section::group_sections): New method definitions.
7601
10ad9fe5
DK		 76022009-10-22 Doug Kwan <dougkwan@google.com>
7603
7604 * arm.cc (Arm_input_section): New class definition.
7605 (Arm_input_section::init, Arm_input_section:do_write,
7606 Arm_input_section::set_final_data_size,
7607 Arm_input_section::do_reset_address_and_file_offset): New method
7608 definitions.
7609
56ee5e00
DK		 76102009-10-21 Doug Kwan <dougkwan@google.com>
7611
7612 * arm.cc (Stub_table, Arm_input_section): New forward class
7613 declarations.
7614 (Stub_table): New class defintion.
7615 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7616 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7617 New method definition.
7618
b569affa
DK		 76192009-10-21 Doug Kwan <dougkwan@google.com>
7620
7621 * arm.cc: Update copyright comments.
7622 (Target_arm): New forward class template declaration.
7623 (Arm_address): New type.
7624 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7625 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7626 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7627 constants.
7628 (Insn_template): Same.
7629 (DEF_STUBS): New macro.
7630 (Stub_type): New enum type.
7631 (Stub_template): New class definition.
7632 (Stub): Same.
7633 (Reloc_stub): Same.
7634 (Stub_factory): Same.
7635 (Target_arm::Target_arm): Initialize may_use_blx_ and
7636 should_force_pic_veneer_.
7637 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7638 Target_arm::should_force_pic_veneer,
7639 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7640 Target_arm::using_thumb_only, Target_arm:;default_target): New
7641 method defintions.
7642 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7643 New data member declarations.
7644 (Insn_template::size, Insn_template::alignment): New method defintions.
7645 (Stub_template::Stub_template): New method definition.
7646 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7647 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7648 (Stub_factory::Stub_factory): New method definition.
7649 * gold.h (string_hash): New template.
7650 * output.h (Input_section_specifier::hash_value): Use
7651 gold::string_hash.
7652 (Input_section_specifier::string_hash): Remove.
7653 * stringpool.cc (Stringpool_template::string_hash): Use
7654 gold::string_hash.
7655
6c172549
DK		 76562009-10-20 Doug Kwan <dougkwan@google.com>
7657
7658 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7659 symbols of relaxed input sections.
7660 * output.h (Output_section::find_relaxed_input_section): Make
7661 method public.
7662
c5617f2f
DK		 76632009-10-16 Doug Kwan <dougkwan@google.com>
7664
7665 * dynobj.cc (Versions::Versions): Initialize version_script_.
7666 Only insert base version symbol definition for a shared object
7667 if version script defines any version versions.
7668 (Versions::define_base_version): New method definition.
7669 (Versions::add_def): Check that base version is not needed.
7670 (Versions::add_need): Define base version lazily.
7671 * dynobj.h (Versions::define_base_version): New method declaration.
7672 (Versions::needs_base_version_): New data member declaration.
7673 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7674 (check_DATA): Add no_version_test.stdout.
7675 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7676 New make rules.
7677 * testsuite/Makefile.in: Regenerate.
7678 * testsuite/no_version_test.c: New file.
7679 * testsuite/no_version_test.sh: Ditto.
7680
3c12dcdb
DK		 76812009-10-16 Doug Kwan <dougkwan@google.com>
7682
7683 * expression.cc (class Segment_start_expression): New class definition.
7684 (Segment_start_expression::value): New method definition.
7685 (script_exp_function_segment_start): Return a new
7686 Segment_start_expression.
7687 * gold/script-c.h (script_saw_segment_start_expression): New function
7688 prototype.
7689 * script-sections.cc (Script_sections::Script_sections): Initialize
7690 SAW_SEGMENT_START_EXPRESSION_ to false.
7691 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7692 and -Tbbs options to specify section addresses if given in
7693 command line and no SEGMENT_START expression is seen in a script.
7694 * script-sections.h (Script_sections::saw_segment_start_expression,
7695 Script_sections::set_saw_segment_start_expression): New method
7696 definition.
7697 (Script_sections::saw_segment_start_expression_): New data member
7698 declaration.
7699 * script.cc (script_saw_segment_start_expression): New function.
7700 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7701 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7702 script_test_7.sh and script_test_8.sh.
7703 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7704 script_test_8.stdout.
7705 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7706 (script_test_6, script_test_6.stdout, script_test_7,
7707 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7708 * Makefile.in: Regenerate.
7709 * testsuite/script_test_6.sh: New file.
7710 * testsuite/script_test_6.t: Same.
7711 * testsuite/script_test_7.sh: Same.
7712 * testsuite/script_test_7.t: Same.
7713 * testsuite/script_test_8.sh: Same.
7714
64b1ae37
DK		 77152009-10-16 Doug Kwan <dougkwan@google.com>
7716
7717 * output.cc (Output_segment::set_section_list_address): Cast
7718 expressions to unsigned long long type to avoid format warnings.
7719
661be1e2
ILT		 77202009-10-15 Ian Lance Taylor <iant@google.com>
7721
12edd763 7722 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7723 dot assignment to script_sections_.
12edd763
ILT		 7724 * script-sections.cc (Script_sections::add_dot_assignment):
7725 Initialize if necessary.
7726
68b6574b
ILT		 7727 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7728 program headers with no load segment if there is a linker script.
7729
661be1e2
ILT		 7730 * layout.cc (Layout::set_segment_offsets): Align the file offset
7731 to the segment aligment for -N or -n with no load segment.
7732 * output.cc (Output_segment::add_output_section): Don't crash if
7733 the first section is a TLS section.
7734 (Output_segment::set_section_list_addresses): Print an error
7735 message if the address moves backward in a linker script.
7736 * script-sections.cc
7737 (Output_section_element_input::set_section_addresses): Don't
7738 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7739 (Orphan_output_section::set_section_addresses): Likewise.
7740
f15f61a7
DK		 77412009-10-15 Doug Kwan <dougkwan@google.com>
7742
7743 * layout.cc (Layout::finish_dynamic_section): Generate tags
7744 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7745 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7746 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7747
82bb573a
ILT		 77482009-10-14 Ian Lance Taylor <iant@google.com>
7749
7750 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7751 fields.
7752 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7753 data_shdr fields of relinfo.
7754 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7755 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7756 R_386_TLS_LDO_32, adjust based on section flags.
7757 (Target_i386::Relocate::fix_up_ldo): Remove.
7758
374ad285
ILT		 77592009-10-13 Ian Lance Taylor <iant@google.com>
7760
7761 Add support for -pie.
7762 * options.h (class General_options): Add -pie and
7763 --pic-executable.
7764 (General_options::output_is_position_independent): Test -pie.
7765 (General_options::output_is_executable): Return true if not shared
7766 and not relocatable.
7767 (General_options::output_is_pie): Remove.
7768 * options.cc (General_options::finalize): Reject incompatible uses
7769 of -pie.
7770 * gold.cc (queue_middle_tasks): A -pie link is not static.
7771 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7772 * symtab.cc (Symbol::final_value_is_known): Return false if
7773 output_is_position_independent.
7774 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7775 output_is_position_independent.
7776 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7777 output_is_position_independent.
7778 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7779 output_is_position_independent.
7780 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7781 two_file_pie_test.
7782 (basic_pie_test.o, basic_pie_test): New targets.
7783 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7784 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7785 (two_file_pie_test): New target.
7786 * testsuite/Makefile.in: Rebuild.
7787 * README: Remove note saying that -pie is not supported.
7788
c6585162
ILT		 77892009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7790
7791 * options.h (class General_options): Add -init and -fini.
7792 * layout.cc (Layout::finish_dynamic_section): Emit
7793 given init and fini functions.
7794
032ce4e9
ST		 77952009-10-13 Sriraman Tallam <tmsriram@google.com>
7796
7797 * gc.h (gc_process_relocs): Check if icf is enabled using new
7798 function.
7799 * gold.cc (queue_initial_tasks): Likewise.
7800 (queue_middle_tasks): Likewise.
7801 * object.cc (do_layout): Likewise.
7802 * symtab.cc (is_section_folded): Likewise.
7803 * main.cc (main): Likewise.
7804 * reloc.cc (Read_relocs::run): Likewise.
7805 (Sized_relobj::do_scan_relocs): Likewise.
7806 * icf.cc (is_function_ctor_or_dtor): New function.
7807 (Icf::find_identical_sections): Check if function is ctor or dtor when
7808 safe icf is chosen.
7809 * options.h (General_options::icf): Change option to be an enum.
7810 (Icf_status): New enum.
7811 (icf_enabled): New method.
7812 (icf_safe_folding): New method.
7813 (set_icf_status): New method.
7814 (icf_status_): New variable.
7815 * (options.cc) (General_options::finalize): Set icf_status_.
7816 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7817 icf_test and icf_keep_unique_test to use the --icf enum flag.
7818 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7819 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7820
f345227a
ST		 78212009-10-12 Sriraman Tallam <tmsriram@google.com>
7822
7823 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7824 includes to gc.h and icf.h.
7825 * arm.cc: Include gc.h.
7826 * gold.cc: Likewise.
7827 * i386.cc: Likewise.
7828 * powerpc.cc: Likewise.
7829 * sparc.cc: Likewise.
7830 * x86_64.cc: Likewise.
7831 * gc.h: Include icf.h.
7832
1c7814ed
ILT		 78332009-10-11 Ian Lance Taylor <iant@google.com>
7834
7835 * plugin.cc: Include "gold.h" before other header files.
7836
ae3b5189
CD		 78372009-10-10 Chris Demetriou <cgd@google.com>
7838
7839 * options.h (Input_file_argument::Input_file_type): New enum.
7840 (Input_file_argument::is_lib_): Replace with...
7841 (Input_file_argument::type_): New member.
7842 (Input_file_argument::Input_file_argument): Take Input_file_type
7843 'type' rather than boolean 'is_lib' as second argument.
7844 (Input_file_argument::is_lib): Use type_.
7845 (Input_file_argument::is_searched_file): New function.
7846 (Input_file_argument::may_need_search): Handle is_searched_file.
7847 * options.cc (General_options::parse_library): Support -l:filename.
7848 (General_options::parse_just_symbols): Update for Input_file_argument
7849 changes.
7850 (Command_line::process): Likewise.
7851 * archive.cc (Archive::get_file_and_offset): Likewise.
7852 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7853 * script.cc (read_script_file, script_add_file): Likewise.
7854 * fileread.cc (Input_file::Input_file): Likewise.
7855 (Input_file::will_search_for): Handle is_searched_file.
7856 (Input_file::open): Likewise.
7857 * readsyms.cc (Read_symbols::get_name): Likewise.
7858 * testsuite/Makefile.am (searched_file_test): New test.
7859 * testsuite/Makefile.in: Regenerate.
7860 * testsuite/searched_file_test.cc: New file.
7861 * testsuite/searched_file_test_lib.cc: New file.
7862
f3048a1d
ILT		 78632009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7864 Ian Lance Taylor <iant@google.com>
7865
7866 * descriptor.cc: Include <cstdio> and "binary-io.h".
7867 (Descriptors::open): Open the files in binary mode always.
7868 * script.cc (Lex::get_token): Treat \r as whitespace.
7869
d4780e57
ILT		 78702009-10-09 Ian Lance Taylor <iant@google.com>
7871
7872 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7873
d9a893b8
ILT		 78742009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7875 Ian Lance Taylor <iant@google.com>
7876
7877 * configure.ac: Check for readv function also.
7878 * fileread.cc (readv): Define if not HAVE_READV.
7879 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7880 does not exist.
7881 * config.in: Regenerate.
7882 * configure: Regenerate.
7883
c0a62865
DK		 78842009-10-09 Doug Kwan <dougkwan@google.com>
7885
7886 * layout.cc (Layout::make_output_section): Call target hook to make
7887 ordinary output section.
7888 (Layout::finalize): Adjust parameter list of call the
7889 Target::may_relax().
7890 * layout.h (class Layout::section_list): New method.
7891 * merge.h (Output_merge_base::entsize): Change visibility to public.
7892 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7893 New methods.
7894 (Output_merge_string::do_is_string): New method.
7895 * object.cc (Sized_relobj::do_setup): renamed from
7896 Sized_relobj::set_up.
7897 * object.h (Sized_relobj::adjust_shndx,
7898 Sized_relobj::initializ_input_to_output_maps,
7899 Sized_relobj::free_input_to_output_maps): Change visibilities to
7900 protected.
7901 (Sized_relobj::setup): Virtualize.
7902 (Sized_relobj::do_setup): New method declaration.
7903 (Sized_relobj::invalidate_section_offset,
7904 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7905 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7906 * options.cc (parse_int): New function.
7907 * options.h (parse_int): New declaration.
7908 (DEFINE_int): New macro.
7909 (stub_group_size): New option.
7910 * output.cc (Output_section::Output_section): Initialize memebers
7911 merge_section_map_, merge_section_by_properties_map_,
7912 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7913 (Output_section::add_input_section): Handled deferred code-fill
7914 generation and remove an old comment.
7915 (Output_section::add_relaxed_input_section): New method definition.
7916 (Output_section::add_merge_input_section): Use merge section by
7917 properties map to speed to search. Update merge section maps
7918 as appropriate.
7919 (Output_section::build_relaxation_map): New method definition.
7920 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7921 Same.
7922 (Output_section::relax_input_section): Renamed to
7923 Output_section::convert_input_sections_to_relaxed_sections and change
7924 interface to take a vector of pointers to relaxed sections.
7925 (Output_section::find_merge_section,
7926 Output_section::find_relaxed_input_section): New method definitions.
7927 (Output_section::is_input_address_mapped,
7928 Output_section::output_offset, Output_section::output_address):
7929 Use output section data maps to speed up searching.
7930 (Output_section::find_starting_output_address): Add comments.
7931 (Output_section::do_write,
7932 Output_section::write_to_postprocessing_buffer): Do code-fill
7933 generation as appropriate.
7934 (Output_section::get_input_sections): Invalidate relaxed input section
7935 map.
7936 (Output_section::restore_states): Adjust type of checkpoint .
7937 Invalidate relaxed input section map.
7938 * output.h (Output_merge_base): New class declaration.
7939 (Input_section_specifier): New class defintion.
7940 (class Output_relaxed_input_section) Change base class to
7941 Output_section_data_build.
7942 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7943 base class initializer.
7944 (Output_section::add_relaxed_input_section): New method declaration.
7945 (Output_section::Input_section): Change visibility to protected.
7946 (Output_section::Input_section::relobj,
7947 Output_section::Input_section::shndx): Handle relaxed input sections.
7948 Output_section::input_sections) Change visibility to protected. Also
7949 define overload to return a non-const pointer.
7950 (Output_section::Merge_section_properties): New class defintion.
7951 (Output_section::Merge_section_by_properties_map,
7952 Output_section::Output_section_data_by_input_section_map,
7953 Output_section::Relaxation_map): New types.
7954 (Output_section::relax_input_section): Rename method to
7955 Output_section::convert_input_sections_to_relaxed_sections and change
7956 interface to take a vector of relaxed section pointers.
7957 (Output_section::find_merge_section,
7958 Output_section::find_relaxed_input_section,
7959 Output_section::build_relaxation_map,
7960 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7961 New method declarations.
7962 (Output_section::merge_section_map_
7963 Output_section::merge_section_by_properties_map_,
7964 Output_section::relaxed_input_section_map_,
7965 Output_section::is_relaxed_input_section_map_valid_,
7966 Output_section::generate_code_fills_at_write_): New data members.
7967 * script-sections.cc
7968 (Output_section_element_input::set_section_addresses): Call
7969 current_data_size and addralign methods of relaxed input sections.
7970 (Orphan_output_section::set_section_addresses): Call current_data_size
7971 and addralign methods of relaxed input sections.
7972 * symtab.cc (Symbol_table::compute_final_value): Extract template
7973 from the body of Symbol_table::sized_finalize_symbol.
7974 (Symbol_table::sized_finalized_symbol): Call
7975 Symbol_table::compute_final_value.
7976 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7977 (Symbol_table::compute_final_value): New templated method declaration.
7978 * target.cc (Target::do_make_output_section): New method defintion.
7979 * target.h (Target::make_output_section): New method declaration.
7980 (Target::relax): Add more parameters for input objects, symbol table
7981 and layout. Adjust call to do_relax.
7982 (Target::do_make_output_section): New method declaration.
7983 (Target::do_relax): Add parameters for input objects, symbol table
7984 and layout.
7985
d446d6c4
ILT		 79862009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7987
7988 * pread.c: Include stdio.h.
7989
bc06c745
ILT		 79902009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7991
7992 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7993 defined.
7994
75aea3d0
ILT		 79952009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7996
7997 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7998 Change read_shndx type to unsigned int.
7999 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8000 int.
8001 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8002 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
8003 Change read_shndx type to unsigned int.
8004 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
8005 int.
8006 (Sized_dwarf_line_info::read_line_mappings): Likewise.
8007 * layout.cc (Layout::create_symtab_sections): Cast the result of
8008 local_symcount * symsize to off_t in the gold_assert.
8009
be8fcb75
ILT		 80102009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8011
8012 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
8013 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
8014 R_ARM_BASE_ABS.
8015 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
8016 (Arm_relocate_functions::thm_abs5): New function.
8017 (Arm_relocate_functions::abs12): New function.
8018 (Arm_relocate_functions::abs16): New function.
8019 (Arm_relocate_functions::base_abs): New function.
8020 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
8021 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
8022 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8023 R_ARM_BASE_ABS.
8024 (Scan::global): Likewise.
8025 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8026 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8027 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8028 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8029 R_ARM_BASE_ABS.
8030
c2a122b6
ILT		 80312009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8032
8033 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8034 (Arm_relocate_functions::movt_prel): New function.
8035 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8036 (Arm_relocate_functions::thm_movt_prel): New function.
8037 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8038 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8039 (Scan::global, Relocate::relocate): Likewise.
8040 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8041
c4aa1e2d
ILT		 80422009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8043
8044 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8045 Incremental_checker.
8046 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8047 unsigned int.
8048 (class Incremental_inputs_header): New class.
8049 (Incremental_inputs_header_writer): Edit comment.
8050 (Incremental_inputs_entry): New class.
8051 (Incremental_inputs_entry_writer): Edit comment.
8052 (Sized_incremental_binary::do_find_incremental_inputs_section):
8053 Add *strtab_shndx parameter, fill it.
8054 (Sized_incremental_binary::do_check_inputs): New method.
8055 (Incremental_checker::can_incrementally_link_output_file): Use
8056 Sized_incremental_binary::check_inputs.
8057 (Incremental_inputs::report_command_line): Save command line in
8058 command_line_.
8059 * incremental.h:
8060 (Incremental_binary::find_incremental_inputs_section): New
8061 method.
8062 (Incremental_binary::do_find_incremental_inputs_section): Add
8063 strtab_shndx parameter.
8064 (Incremental_binary::do_check_inputs): New pure virtual method.
8065 (Sized_incremental_binary::do_check_inputs): Declare.
8066 (Incremental_checker::Incremental_checker): Add incremental_inputs
8067 parameter, use it to initialize incremental_inputs_.
8068 (Incremental_checker::incremental_inputs_): New field.
8069 (Incremental_checker::command_line): New method.
8070 (Incremental_checker::inputs): New method.
8071 (Incremental_checker::command_line_): New field.
8072
c549a694
ILT		 80732009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8074
8075 * incremental.cc: Include <cstdarg> and "target-select.h".
8076 (vexplain_no_incremental): New function.
8077 (explain_no_incremental): New function.
8078 (Incremental_binary::error): New method.
8079 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8080 method.
8081 (make_sized_incremental_binary): New function.
8082 (open_incremental_binary): New function.
8083 (can_incrementally_link_file): Add checks if output is ELF and has
8084 inputs section.
8085 * incremental.h: Include "elfcpp_file.h" and "output.h".
8086 (Incremental_binary): New class.
8087 (Sized_incremental_binary): New class.
8088 (open_incremental_binary): Declare.
8089 * object.cc (is_elf_object): Use
8090 elfcpp::Elf_recognizer::is_elf_file.
8091 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8092 * output.h (Output_file::filesize): New method.
8093
fd3c5f0b
ILT		 80942009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8095
8096 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8097 New function.
8098 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8099 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8100 function.
8101 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8102 function.
8103 (Arm_relocate_functions::movw_abs_nc): New function.
8104 (Arm_relocate_functions::movt_abs): New function.
8105 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8106 (Arm_relocate_functions::thm_movt_abs): New function.
8107 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8108 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8109 (Scan::global): Likewise.
8110 (Relocate::relocate): Likewise.
8111 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8112
7f5309a5
ILT		 81132009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8114
8115 * arm.cc (Arm_relocate_functions::got_prel) New function.
8116 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8117 (Relocate::relocate): Likewise.
8118 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8119
364c7fa5
ILT		 81202009-10-06 Ian Lance Taylor <iant@google.com>
8121
8122 * options.h (class General_options): Define
8123 split_stack_adjust_size parameter.
8124 * object.h (class Object): Add uses_split_stack_ and
8125 has_no_split_stack_ fields. Add uses_split_stack and
8126 has_no_split_stack accessor functions. Declare
8127 handle_split_stack_section.
8128 (class Reloc_symbol_changes): Define.
8129 (class Sized_relobj): Define Function_offsets. Declare
8130 split_stack_adjust, split_stack_adjust_reltype, and
8131 find_functions.
8132 * object.cc (Object::handle_split_stack_section): New function.
8133 (Sized_relobj::do_layout): Call handle_split_stack_section.
8134 * dynobj.cc (Sized_dynobj::do_layout): Call
8135 handle_split_stack_section.
8136 * reloc.cc (Sized_relobj::relocate_sections): Call
8137 split_stack_adjust for executable sections in split_stack
8138 objects. Pass reloc_map to relocate_section.
8139 (Sized_relobj::split_stack_adjust): New function.
8140 (Sized_relobj::split_stack_adjust_reltype): New function.
8141 (Sized_relobj::find_functions): New function.
8142 * target-reloc.h: Include "object.h".
8143 (relocate_section): Add reloc_symbol_changes parameter. Change
8144 all callers.
8145 * target.h (class Target): Add calls_non_split method. Declare
8146 do_calls_non_split virtual method. Declare match_view and
8147 set_view_to_nop.
8148 * target.cc: Include "elfcpp.h".
8149 (Target::do_calls_non_split): New function.
8150 (Target::match_view): New function.
8151 (Target::set_view_to_nop): New function.
8152 * gold.cc (queue_middle_tasks): Give an error if mixing
8153 split-stack and non-split-stack objects with -r.
8154 * i386.cc (Target_i386::relocate_section): Add
8155 reloc_symbol_changes parameter.
8156 (Target_i386::do_calls_non_split): New function.
8157 * x86_64.cc (Target_x86_64::relocate_section): Add
8158 reloc_symbol_changes parameter.
8159 (Target_x86_64::do_calls_non_split): New function.
8160 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8161 parameter.
8162 * powerpc.cc (Target_powerpc::relocate_section): Add
8163 reloc_symbol_changes parameter.
8164 * sparc.cc (Target_sparc::relocate_section): Add
8165 reloc_symbol_changes parameter.
8166 * configure.ac: Call AM_CONDITIONAL for the default target.
8167 * configure: Rebuild.
8168 * testsuite/Makefile.am (TEST_AS): New variable.
8169 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8170 (check_DATA): Add split_i386 and split_x86_64 files.
8171 (SPLIT_DEFSYMS): Define.
8172 (split_i386_[1234n].o): New targets.
8173 (split_i386_[124]): New targets.
8174 (split_i386_[1234r].stdout): New targets.
8175 (split_x86_64_[1234n].o): New targets.
8176 (split_x86_64_[124]): New targets.
8177 (split_x86_64_[1234r].stdout): New targets.
8178 (MOSTLYCLEANFILES): Add new executables.
8179 * testsuite/split_i386.sh: New file.
8180 * testsuite/split_x86_64.sh: New file.
8181 * testsuite/split_i386_1.s: New file.
8182 * testsuite/split_i386_2.s: New file.
8183 * testsuite/split_i386_3.s: New file.
8184 * testsuite/split_i386_4.s: New file.
8185 * testsuite/split_i386_n.s: New file.
8186 * testsuite/split_x86_64_1.s: New file.
8187 * testsuite/split_x86_64_2.s: New file.
8188 * testsuite/split_x86_64_3.s: New file.
8189 * testsuite/split_x86_64_4.s: New file.
8190 * testsuite/split_x86_64_n.s: New file.
8191 * testsuite/testfile.cc (Target_test): Update relocation_section
8192 function.
8193 * testsuite/Makefile.in: Rebuild.
8194
e8a9fcda
ILT		 81952009-10-06 Ian Lance Taylor <iant@google.com>
8196
8197 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8198 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8199 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8200 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8201 the address on ldo_addrs_.
8202 (Target_i386::Relocate::fix_up_ldo): New function.
8203
e99daf92
ILT		 82042009-10-06 Rafael Espindola <espindola@google.com>
8205
8206 * plugin.cc (add_input_library): New.
8207 (Plugin::load): Add add_input_library to tv.
8208 (Plugin_manager::add_input_file): Add the is_lib argument.
8209 (add_input_file): Update call to Plugin_manager::add_input_file.
8210 (add_input_library): New.
8211 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8212
966d4097
DK		 82132009-09-30 Doug Kwan <dougkwan@google.com>
8214
8215 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8216 symbol and call Symbol::may_need_copy_reloc to determine if
8217 a copy reloc is needed.
8218 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8219 nocopyreloc is given in command line.
8220 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8221 given in command line.
8222 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8223 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8224 of the removed Target_i386::may_need_copy_reloc.
8225 * options.h (copyreloc): New option with default value false.
8226 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8227 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8228 instead of the removed Target_powerpc::may_need_copy_reloc.
8229 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8230 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8231 instead of the removed Target_sparc::may_need_copy_reloc.
8232 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8233 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8234 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8235 instead of the removed Target_x86_64::may_need_copy_reloc.
8236
029ba973
ILT		 82372009-09-30 Ian Lance Taylor <iant@google.com>
8238
8239 * object.h (class Object): Remove target_ field, and target,
8240 sized_target, and set_target methods.
8241 (Object::sized_target): Remove.
8242 (class Sized_relobj): Update declarations. Remove sized_target.
8243 * object.cc (Sized_relobj::setup): Remove target parameter.
8244 Change all callers.
8245 (Input_objects::add_object): Don't do anything with the target.
8246 (make_elf_sized_object): Add punconfigured parameter. Change all
8247 callers. Set or test parameter target.
8248 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8249 Change all callers.
8250 * parameters.cc (Parameters::set_target): Change parameter type to
8251 be non-const.
8252 (Parameters::default_target): Remove.
8253 (set_parameters_target): Change parameter type to be non-const.
8254 (parameters_force_valid_target): New function.
8255 (parameters_clear_target): New function.
8256 * parameters.h (class Parameters): Update declarations. Remove
8257 default_target method. Add sized_target and clear_target
8258 methods. Change target_ to be non-const.
8259 (set_parameters_target): Update declaration.
8260 (parameters_force_valid_target): Declare.
8261 (parameters_clear_target): Declare.
8262 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8263 as NULL if we aren't searching.
8264 (Add_symbols::run): Don't check for compatible target.
8265 * fileread.cc (Input_file::open_binary): Call
8266 parameters_force_valid_target.
8267 * gold.cc (queue_middle_tasks): Likewise.
8268 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8269 set_target on object.
8270 * dynobj.h (class Sized_dynobj): Update declarations.
8271 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8272 make_elf_object returns NULL.
8273 (Archive::include_member): Don't check whether object target is
8274 compatible.
8275 * output.cc (Output_section::add_input_section): Get target from
8276 parameters.
8277 (Output_section::relax_input_section): Likewise.
8278 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8279 parameters.
8280 (Sized_relobj::do_scan_relocs): Likewise.
8281 (Sized_relobj::relocate_sections): Likewise.
8282 * resolve.cc (Symbol_table::resolve): Likewise.
8283 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8284 parameter. Change all callers.
8285 (Symbol_table::add_from_object): Get target from parameters.
8286 (Symbol_table::add_from_relobj): Don't check object target.
8287 (Symbol_table::add_from_dynobj): Likewise.
8288 (Symbol_table::define_special_symbol): Get target from
8289 parameters.
8290 * symtab.h (class Symbol_table): Update declaration.
8291 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8292 parameter. Change all callers. Clear parameter target.
8293 (Binary_test): Test target here.
8294 * testsuite/object_unittest.cc (gold_testsuite): Remove
8295 target_test_pointer parameter. Change all callers.
8296 (Object_test): Test target here.
8297
a6a22b83
ILT		 82982009-09-26 Ian Lance Taylor <iant@google.com>
8299
8300 * testsuite/initpri1.c: Don't try to use constructor priorities if
8301 compiling with gcc before 4.3.
8302
6a8f49fe
ILT		 83032009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8304
8305 * testsuite/retain_symbols_file_test.sh (check_present): Change
8306 output file name to retain_symbols_file_test.stdout.
8307 (check_absent): Likewise.
8308
8c604651
CS		 83092009-09-18 Craig Silverstein <csilvers@google.com>
8310
8311 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8312 * options.cc: Include <cerrno> and <fstream>.
8313 (General_options::finalize): Parse -retain-symbols-file tag.
8314 * options.h: New flag.
8315 (General_options): New method should_retain_symbol, new
8316 variable symbols_to_retain.
8317 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8318 should_retain_symbol map.
8319 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8320 * testsuite/Makefile.in: Regenerate.
8321 * testsuite/retain_symbols_file_test.sh: New file.
8322
ca58b19f
NC		 83232009-09-18 Nick Clifton <nickc@redhat.com>
8324
8325 * po/es.po: Updated Spanish translation.
8326
20e6d0d6
DK		 83272009-09-17 Doug Kwan <dougkwan@google.com>
8328
8329 * debug.h (DEBUG_RELAXATION): New constant.
8330 (DEBUG_ALL): Add DEBUG_RELAXATION.
8331 (debug_string_to_enum): Add relaxation debug option.
8332 * layout.cc
8333 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8334 Layout::Relaxation_debug_check::read_sections,
8335 Layout::Relaxation_debug_check::read_sections): New method definitions.
8336 (Layout::Layout): Initialize data members
8337 record_output_section_data_from_scrips_,
8338 script_output_section_data_list_ and relaxation_debug_check_.
8339 (Layout::save_segments, Layout::restore_segments,
8340 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8341 Layout::relaxation_loop_body): New method definitions.
8342 (Layout::finalize): Support relaxation. Move section layout code to
8343 Layout::relaxation_loop_body.
8344 (Layout::set_asection_address_from_script): Move code for orphan
8345 section placement out.
8346 (Layout::place_orphan_sections_in_script): New method definition.
8347 * layout.h (Output_segment_headers, Output_file_header):
8348 New forward class declarations.
8349 (Layout::~Layout): Define.
8350 (Layout::new_output_section_data_from_script): New method definition.
8351 (Layout::place_orphan_sections_in_script): New method declaration.
8352 (Layout::Segment_states): New type declaration.
8353 (Layout::save_segments, Layout::restore_segments,
8354 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8355 Layout::relaxation_loop_body): New method declarations.
8356 (Layout::Output_section_data_list): New type declaration.
8357 (Layout::Relaxation_debug_check): New class definition.
8358 (Layout::record_output_section_data_from_script_,
8359 Layout::script_output_section_data_list_, Layout::segment_states_,
8360 Layout::relaxation_debug_check_): New data members.
8361 * output.cc: (Output_section_headers::do_size): New method definition.
8362 (Output_section_headers::Output_section_headers): Move size
8363 computation to Output_section_headers::do_size.
8364 (Output_segment_headers::do_size): New method definition.
e1df38aa 8365 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8366 Output_file_header::do_size and call it.
8367 (Output_file_header::do_size): New method definition.
8368 (Output_data_group::Output_data_group): Adjust call to
8369 Output_section_data.
8370 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8371 (Output_symtab_xindex::do_write): Add array bound check.
8372 (Output_section::Input_section::print_to_mapfile): Handle
8373 RELAXED_INPUT_SECTION_CODE.
8374 (Output_section::Output_section): Initialize data member checkpoint_.
8375 (Output_section::~Output_section): Delete checkpoint object pointed
8376 by checkpoint_.
8377 (Output_section::add_input_section): Always add an Input_section if
8378 relaxing.
8379 (Output_section::add_merge_input_section): Add assert.
8380 (Output_section::relax_input_section): New method definition.
8381 (Output_section::set_final_data_size): Set load address to zero for
8382 an unallocated section.
8383 (Output_section::do_address_and_file_offset_have_reset_values):
8384 New method definition.
8385 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8386 Handle relaxed input section.
8387 (Output_section::sort_attached_input_sections): Checkpoint input
8388 section list lazily.
8389 (Output_section::get_input_sections): Change type of input_sections to
8390 list of Simple_input_section pointers. Checkpoint input section list
8391 lazily. Also handle relaxed input sections.
8392 (Output_section::add_input_section_for_script): Take a reference to
8393 a Simple_input_section object instead of Relobj pointer and section
8394 index as parameter. Handle relaxed input sections.
8395 (Output_section::save_states, Output_section::restore_states): New
8396 method definitions.
8397 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8398 (Output_data::is_data_size_fixed): New method definition.
8399 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8400 if it is fixed.
8401 (Output_data::address_and_file_offset_have_reset_values): New method
8402 definition.
8403 (Output_data::do_address_and_file_offset_have_reset_values): New method
8404 definition.
8405 (Output_data::set_data_size): Check that data size is not fixed.
8406 (Output_data::fix_data_size): New method definition.
8407 (Output_data::is_data_size_fixed_): New data member.
8408 (Output_section_headers::set_final_data_size): New method definition.
8409 (Output_section_headers::do_size): New method declaration.
8410 (Output_segment_headers::set_final_data_size): New method definition.
8411 (Output_segment_headers::do_size): New method declaration.
8412 (Output_file_header::set_final_data_size)::New method definition.
8413 (Output_file_header::do_size)::New method declaration.
8414 (Output_section_data::Output_section_data): Add new parameter
8415 is_data_size_fixed and use it to fix data size.
8416 (Output_data_const::Output_data_const): Adjust call to base class
8417 constructor and fix data size.
8418 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8419 base class constructor and fix data size.
8420 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8421 base class constructor and fix data size.
8422 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8423 class constructor and fix data size.
8424 (Output_data_group::set_final_data_size): New method definition.
8425 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8426 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8427 class constructor and fix data size.
8428 (Output_relaxed_input_section): New class definition.
8429 (Output_section::Simple_input_section): New class definition.
8430 (Output_section::get_input_sections): Adjust parameter list.
8431 (Output_section::add_input_section_for_script): Same.
8432 (Output_section::save_states, Output_section::restore_states,
8433 Output_section::do_address_and_file_offset_have_reset_values,
8434 (Output_section::Input_section::Input_section): Handle
8435 RELAXED_INPUT_SECTION_CODE. Add new overload for
8436 Output_relaxed_input_section.
8437 (Output_section::Input_section::is_input_section,
8438 Output_section::Input_section::set_output_section): Handle relaxed
8439 input section.
8440 (Output_section::Input_section::is_relaxed_input_section,
8441 Output_section::Input_section::output_section_data,
8442 Output_section::Input_section::relaxed_input_section): New method
8443 definitions.
8444 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8445 value.
8446 (Output_section::Input_section::u1_): Update comments.
8447 (Output_section::Input_section::u2_): Add new union member poris.
8448 (Output_section::Checkpoint_output_section): New classs definition.
8449 (Output_section::relax_input_section): New method declaration.
8450 (Output_section::checkpoint_): New data member.
8451 (Output_segment): Update comments.
8452 (Output_segment::Output_segment): Un-privatize copy constructor.
8453 (Output_segment::operator=): Un-privatize.
8454 * script-sections.cc (Output_section_element::Input_section_list):
8455 Change element type to Output_section::Simple_input_section.
8456 (Output_section_element_dot_assignment::set_section_addresses):
8457 Register output section data for relaxation clean up.
8458 (Output_data_exression::Output_data_expression): Adjust call to base
8459 constructor to fix data size.
8460 (Output_section_element_data::set_section_addresses): Register
8461 Output_data_expression object for relaxation clean up.
8462 (struct Input_section_info): Replace Relobj pointer and section index
8463 pair with Output_section::Simple_input_section and Convert struct to a
8464 class.
8465 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8466 Input_section_info data member to use accessors.
20e6d0d6
DK		 8467 (Output_section_element_input::set_section_addresses): Use layout
8468 parameter. Adjust code to use Output_section::Simple_input_section
8469 and Input_secction_info classes. Register filler for relaxation
8470 clean up.
8471 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8472 and section index pair with Output_section::Simple_input_section
8473 class. Adjust code accordingly.
8474 (Phdrs_element::release_segment): New method definition.
8475 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8476 segment list.
8477 (Script_sections::release_segments): New method definition.
8478 * gold/script-sections.h (Script_sections::release_segments): New
8479 method declaration.
8480 * gold/target.h (Target::may_relax, Target::relax,
8481 Target::do_may_relax, Target::do_relax): New method definitions.
8482
5e445df6
ILT		 84832009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8484
8485 * arm.cc (has_signed_unsigned_overflow): New function.
8486 (Arm_relocate_functions::abs8): New function.
8487 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8488 (Target_arm::Scan::global): Likewise.
8489 (Target_arm::relocate::relocate): Likewise.
8490 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8491 Likewise.
8492
8c604651 84932009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8494
8495 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8496 * testsuite/Makefile.in: Regenerate.
8497
1e9cc1c2
NC		 84982009-09-11 Nick Clifton <nickc@redhat.com>
8499
8500 * po/gold.pot: Updated by the Translation project.
8501
6a89f575
CC		 85022009-09-08 Cary Coutant <ccoutant@google.com>
8503
8504 * output.cc (Output_file::open): Add execute permission to empty file.
8505 * testsuite/Makefile.am (permission_test): New test.
8506 * testsuite/Makefile.in: Regenerate.
8507
fdcac5af
ILT		 85082009-09-02 Ian Lance Taylor <iant@google.com>
8509
8510 * output.cc (Output_file::resize): Call map_no_anonymous rather
8511 than map.
8512
44453f85
ILT		 85132009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8514
8515 * gold.cc: Include "incremental.h".
8516 (queue_initial_tasks): Call Incremental_checker methods.
8517 * incremental.cc: Include "output.h".
8518 (Incremental_checker::can_incrementally_link_output_file): New
8519 method.
8520 * incremental.h (Incremental_checker): New class.
8521
8522 * output.cc (Output_file::open_for_modification): New method.
8523 (Output_file::map_anonymous): Changed return type to bool. Record
8524 map in base_ field.
8525 (Output_file::map_no_anonymous): New method, broken out of map.
8526 (Output_file::map): Use map_no_anonymous and map_anonymous.
8527 * output.h (class Output_file): Update declarations.
8528
293c1386
CC		 85292009-08-24 Cary Coutant <ccoutant@google.com>
8530
8531 * options.h (Command_line::Pre_options): New class.
8532 (Command_line::pre_options): New member.
8533 * options.cc (gold::options::ready_to_register): New variable.
8534 (One_option::register_option): Do nothing if not registering options.
8535 Assert if same short option registered twice.
8536 (General_options::General_options): Turn off option registration when
8537 done constructing.
8538 (Command_line::Pre_options::Pre_options): New constructor.
8539
f773f3d2
CC		 85402009-08-24 Cary Coutant <ccoutant@google.com>
8541
06a73cfe
CC		 8542 * options.h (General_options::no_keep_memory): Remove incorrect
8543 short option.
f773f3d2 8544
a15af8e2
RW		 85452009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8546
8547 * Makefile.am (am__skiplex, am__skipyacc): New.
8548 * Makefile.in: Regenerate.
8549
c462b41b
RW		 85502009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8551
14ec8efd
RW		 8552 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8553 (INCLUDES): ... this.
8554 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8555 (AM_CPPFLAGS): Renamed from ...
8556 (INCLUDE): ... this.
8557 * Makefile.in, testsuite/Makefile.in: Regenerate.
8558
81ecdfbb
RW		 8559 * Makefile.in: Regenerate.
8560 * aclocal.m4: Likewise.
8561 * config.in: Likewise.
8562 * configure: Likewise.
8563 * testsuite/Makefile.in: Likewise.
8564
c462b41b
RW		 8565 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8566 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8567 * Makefile.in: Regenerate.
8568 * testsuite/Makefile.in: Regenerate.
8569
2da73f13
CC		 85702009-08-19 Cary Coutant <ccoutant@google.com>
8571
8572 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8573 symbols in shared libraries overridden by hidden or internal symbols
8574 in the main program.
8575
2db70501
CD		 85762009-08-19 Chris Demetriou <cgd@google.com>
8577
8578 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8579 checking source file names in error messages.
8580
f733487b
DK		 85812009-08-18 Doug Kwan <dougkwan@google.com>
8582
8583 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8584 an elcpp::Ehdr as parameter. Adjust call to set_target.
8585 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8586 an elfcpp::Ehdr as parameter.
8587 * object.cc (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. Adjust call to set_target.
8591 (make_elf_sized_object): Find target and ask target to
8592 make an ELF object.
8593 * object.h: (Object::set_target): Remove the version that looks up
8594 a target and sets it.
8595 (Sized_relobj::setup): Take a Target object instead of
8596 an elfcpp:Ehdr as parameter.
8597 * target.cc: Include dynobj.h.
8598 (Target::do_make_elf_object_implementation): New.
8599 (Target::do_make_elf_object): New.
8600 * target.h (Target::make_elf_object): New template declaration.
8601 (Target::do_make_elf_object): New method declarations.
8602 (Target::do_make_elf_object_implementation): New template declaration.
8603
cc70f101
ILT		 86042009-08-14 Ian Lance Taylor <iant@google.com>
8605
8606 * gold.h (FUNCTION_NAME): Define.
8607 (gold_unreachable): Use FUNCTION_NAME.
8608
ef5e0cb1
ST		 86092009-08-12 Sriraman Tallam <tmsriram@google.com>
8610
8611 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8612 symbol in the --keep-unique list is not found.
8613
48c187ce
ST		 86142009-08-12 Sriraman Tallam <tmsriram@google.com>
8615
8616 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8617 been maked as --keep-unique.
8618 (Icf::unfold_section): New function.
8619 * icf.h (Icf::unfold_section): New function.
8620 * options.h (General_options::keep_unique): New option.
8621 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8622 * testsuite/Makefile.in: Regenerate.
8623 * testsuite/icf_keep_unique_test.sh: New file.
8624 * testsuite/icf_keep_unique_test.cc: New file.
8625
645afe0c
CC		 86262009-08-12 Cary Coutant <ccoutant@google.com>
8627
8628 PR 10471
8629 * resolve.cc (Symbol_table::resolve): Check for references from
8630 dynamic objects to hidden and internal symbols.
8631 * testsuite/Makefile.am (hidden_test.sh): New test.
8632 * testsuite/Makefile.in: Regenerate.
8633 * testsuite/hidden_test.sh: New script.
8634 * testsuite/hidden_test_1.c: New test source.
8635 * testsuite/hidden_test_main.c: New test source.
8636
11af873f
DK		 86372009-08-11 Doug Kwan <dougkwan@google.com>
8638
8639 * arm.cc: Update comments.
8640 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8641 segment to locate the .ARM.exidx section if present.
8642
b9f7d72d
DK		 86432009-08-09 Doug Kwan <dougkwan@google.com>
8644
8645 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8646 patch.
8647
ddd3c53c
ST		 86482009-08-07 Sriraman Tallam <tmsriram@google.com>
8649 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8650 compiler warnings.
8651
27721062
ST		 86522009-08-06 Sriraman Tallam <tmsriram@google.com>
8653
8654 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8655 valid tls_segment only for non-debug-section relocations.
8656 * testsuite/Makefile.am: Add gc_tls_test.
8657 * testsuite/Makefile.in: Regenerate.
8658 * testsuite/gc_tls_test.cc: New file.
8659 * testsuite/gc_tls_test.sh: New file.
8660
ef15dade 86612009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8662
ef15dade
ST		 8663 * icf.cc: New file.
8664 * icf.h: New file.
8665 * Makefile.am (CCFILES): Add icf.cc.
8666 (HFILES): Add icf.h
8667 * Makefile.in: Regenerate.
8668 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8669 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8670 section, symbol and addend information for the relocs.
8671 * gold.cc (queue_middle_tasks): Call identical code folding.
8672 * gold.h: Add defines for multimap.
8673 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8674 to the call of finalize_local_symbols.
8675 * main.cc (main): Create object of class Icf.
8676 * object.cc (Sized_relobj::do_layout): Allow this function to be
8677 called twice during icf.
8678 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8679 to sections marked as identical by icf.
8680 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8681 when available.
8682 (Sized_relobj::do_section_entsize): New function.
8683 * object.h (Object::section_entsize): New function.
8684 (Object::do_section_entsize): New pure virtual function.
8685 (Relobj::finalize_local_symbols): Add new parameter.
8686 (Relobj::do_section_entsize): New function.
8687 * options.h (General_options::icf): New option.
8688 (General_options::icf_iterations): New option.
8689 (General_options::print_icf_sections): New option.
8690 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8691 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8692 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8693 icf.
8694 * symtab.cc (Symbol_table::is_section_folded): New function.
8695 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8696 to sections marked as identical by icf.
8697 * symtab.h (Symbol_table::set_icf): New function.
8698 (Symbol_table::icf): New function.
8699 (Symbol_table::is_section_folded): New function.
8700 (Symbol_table::icf_): New data member.
8701 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8702 * testsuite/Makefile.am: Add commands to build icf_test.
8703 * testsuite/Makefile.in: Regenerate.
8704 * testsuite/icf_test.sh: New file.
8705 * testsuite/icf_test.cc: New file.
8706
c3b65ac4
CD		 87072009-07-24 Chris Demetriou <cgd@google.com>
8708
8709 * layout.cc (is_compressible_debug_section): Fix incorrect
8710 comment about compressed section names.
8711
1caf2c51
ILT		 87122009-07-20 Ian Lance Taylor <ian@airs.com>
8713
8714 PR 10419
8715 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8716
1ef4d87f
ILT		 87172009-07-16 Ian Lance Taylor <iant@google.com>
8718
8719 PR 10400
8720 * layout.h: #include <map>.
8721 (class Kept_section): Change from struct to class. Add accessors
8722 and setters. Add section size to Comdat_group mapping. Change
8723 Comdat_group to std::map. Add is_comdat_ field. Add
8724 linkonce_size field in union.
8725 (class Layout): Update declaration of find_or_add_kept_section.
8726 Don't declare find_kept_object.
8727 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8728 parameter. Add object, shndx, is_comdat, and is_group_name
8729 parameters. Change all callers. Adjust for new Kept_section.
8730 (Layout::find_kept_object): Remove.
8731 * object.cc (Sized_relobj::include_section_group): Update use of
8732 Kept_section. Rename secnum to shndx. Only record
8733 Kept_comdat_section if sections are the same size.
8734 (Sized_relobj::include_linkonce_section): Update use of
8735 Kept_section. Only record Kept_comdat_section if sections are the
8736 same size. Set size of linkonce section.
8737 (Sized_relobj::map_to_kept_section): Update call to
8738 get_kept_comdat_section.
8739 * object.h (class Sized_relobj): Rename fields in
8740 Kept_comdat_section to drop trailing underscores; change object
8741 field to Relobj*. Change Kept_comdat_section_table to store
8742 struct rather than pointer.
8743 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8744 Add kept_object and kept_shndx parameters. Change all callers.
8745 (Sized_relobj::get_kept_comdat_section): Change return type to
8746 bool. Add kept_object and kept_shndx parameters. Change all
8747 callers.
8748 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8749 Layout::find_or_add_kept_section.
8750
37c3b7b0
ILT		 87512009-07-09 Ian Lance Taylor <iant@google.com>
8752
8753 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8754 Reserve space in the hash table.
8755
98fa85cb
ILT		 87562009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8757
8758 * fileread.cc (File_read::get_mtime): New method.
8759 * fileread.h (Timespec): New structure.
8760 (File_read::get_mtime): New method.
8761 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8762 Renamed from timestamp_nsec.
8763 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8764 Elf_Xword.
e1df38aa 8765 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8766 timestamp_nsec.
e1df38aa 8767 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8768 (Incremental_inputs::report_obejct): Save mtime; style fix.
8769 (Incremental_inputs::report_script): Save mtime; style fix.
8770 (Incremental_inputs::finalize_inputs): Style fix.
8771 (Incremental_inputs::finalize): Style fix.
8772 (Incremental_inputs::create_input_section_data): Store inputs
8773 mtime.
8774 * incremental.h (Incremental_inputs::report_script): Add mtime
8775 argument.
8776 (Incremental_inputs::Input_info::Input_info): Intialize only one
8777 union member.
8778 (Incremental_inputs::Input_info::archive): Move to nameless
8779 union.
8780 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8781 (Incremental_inputs::Input_info::script): Move to nameless union.
8782 (Incremental_inputs::mtime): New field.
8783 * script.cc (read_input_script): Pass file mtime to
8784 Incremental_input.
8785 * script.h (Script_info::inputs): Style fix.
8786
c9d70757
ILT		 87872009-07-01 Ian Lance Taylor <ian@airs.com>
8788
8789 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8790 instead of 32.
8791
9c547ec3
ILT		 87922009-06-24 Ian Lance Taylor <iant@google.com>
8793
8794 PR 10156
8795 * layout.cc (Layout::choose_output_section): If we find an
8796 existing section, update the flags.
8797 (Layout::create_notes): New function, broken out of
8798 Layout::finalize.
8799 (Layout::finalize): Don't create note sections.
8800 (Layout::create_note): Don't crash if linker script discards
8801 section.
8802 (Layout::create_gold_note): Likewise.
8803 (Layout::create_build_id): Likewise. Don't set
8804 after_input_sections on the section.
8805 (Layout::create_executable_stack_info): Remove target parameter.
8806 Change caller.
8807 * layout.h (class Layout): Declare create_notes. Update
8808 declaration of create_executable_stack_info.
8809 * gold.cc (queue_middle_tasks): Call create_notes.
8810 * output.cc (Output_section::update_flags_for_input_section): Move
8811 here from output.h. If SHF_ALLOC flag is newly set, mark address
8812 invalid.
8813 * output.h (Output_data::mark_address_invalid): New function.
8814 (class Output_section): Only declare, not define,
8815 update_flags_for_input_section. Remove set_flags.
8816
55458500
ILT		 88172009-06-24 Ian Lance Taylor <iant@google.com>
8818
8819 * script-sections.cc (Output_section_definition::
8820 set_section_addresses): Rename shadowing local load_address to
8821 laddr.
8822
1307d6cd
ILT		 88232009-06-24 Ian Lance Taylor <iant@google.com>
8824
8825 PR 10244
8826 * reloc.cc (relocate_sections): Skip empty relocation sections.
8827
ec3f783e
ILT		 88282009-06-23 Ian Lance Taylor <iant@google.com>
8829
8830 PR 10156
8831 * layout.cc (Layout::create_note): Use choose_output_section
8832 rather than make_output_section.
8833
459c9f1c
ILT		 88342009-06-23 Ian Lance Taylor <iant@google.com>
8835
8836 PR 10237
8837 * options.cc (General_options::parse_V): Set printed_version_.
8838 (General_options::General_options): Initialize printed_version_.
8839 * options.h (class General_options): Add printed_version_ field.
8840 * gold.cc (queue_initial_tasks): If there are no input files,
8841 don't give a fatal error if we printed the version information.
8842 (queue_middle_tasks): If using -r with a shared object, give a
8843 fatal error rather than an ordinary error.
8844
1518dc8f
ILT		 88452009-06-23 Ian Lance Taylor <iant@google.com>
8846
8847 PR 10219
8848 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8849 (Layout::make_output_section): Set have_stabstr_section_ if we see
8850 a .stab*str section.
8851 (Layout::finalize): Call link_stabs_sections.
8852 (Layout::link_stabs_sections): New file.
8853 * layout.h (class Layout): Add have_stabstr_section_ field.
8854 Declare link_stabs_sections.
8855
3d857b98
DK		 88562009-06-23 Doug Kwan <dougkwan@google.com>
8857
8858 * Makefile.am (libgold_a_LIBADD): New.
8859 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8860 * Makefile.in: Regenerate.
8861 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8862 * configure: Regenerate.
8863 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8864 * fileread.cc: Include sys/state.h
8865 * gold.h: Declare memmem and strndup if found missing.
8866 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8867
0639a6f6
ILT		 88682009-06-23 Ian Lance Taylor <iant@google.com>
8869
8870 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8871 * configure: Rebuild.
8872
8d63875c
ILT		 88732009-06-23 Ian Lance Taylor <iant@google.com>
8874
8875 PR 10147
8876 * object.cc (Object::section_contents): Don't try to get a view if
8877 the section has length zero.
8878 (Object::handle_gnu_warning_section): If the section is empty, use
8879 the name of the section as the warning.
8880
f7c8a183
ILT		 88812009-06-23 Ian Lance Taylor <iant@google.com>
8882
8883 PR 10133
8884 * stringpool.h (class Stringpool_template): Add optimize_ field.
8885 (Stringpool_template::set_optimize): New function.
8886 * stringpool.cc (Stringpool_template::Stringpool_template):
8887 Initialize optimize_ field.
8888 (Stringpool_template::set_string_offsets): Test local optimize
8889 fild rather than parameter.
8890 * layout.cc (Layout::Layout): Call set_optimize on the section
8891 name stringpool.
8892
e6a307ba
ILT		 88932009-06-22 Ian Lance Taylor <iant@google.com>
8894
8895 PR 10030
8896 * yyscript.y: Parse TARGET.
8897 * script.cc (script_set_target): New function.
8898 * script-c.h (script_set_target): Declare.
8899 * options.cc (General_options::string_to_object_format): Rename
8900 from string_to_object_format in anonymous namespace. Change
8901 callers.
8902 * options.h (class General_options): Declare
8903 string_to_object_format.
8904
3ee173de
ILT		 89052009-06-22 Ian Lance Taylor <iant@google.com>
8906
8907 * script-sections.cc (Script_sections::create_segments): Don't put
8908 program headers in a PT_LOAD segment if -n or -N.
8909
89102009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8911
8912 PR 10141
8913 * options.h (class General_options): Add -z lazy and -z now. Sort
8914 -z options into alphabetical order.
8915 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8916
cd6739a1 89172009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8918
8919 * layout.cc (Layout::make_output_section): Call
8920 Target::new_output_section.
8921 (Layout::attach_allocated_section_to_segment): Put large section
8922 sections in a separate load segment with the large segment flag
8923 set.
8924 (Layout::segment_precedes): Sort large data segments after other
8925 load segments.
8926 (align_file_offset): New static function.
8927 (Layout::set_segment_offsets): Use align_file_offset.
8928 * output.h (class Output_section): Add is_small_section_ and
8929 is_large_section_ fields.
8930 (Output_section::is_small_section): New function.
8931 (Output_section::set_is_small_section): New function.
8932 (Output_section::is_large_section): New function.
8933 (Output_section::set_is_large_section): New function.
8934 (Output_section::is_large_data_section): New function.
8935 (class Output_segment): Add is_large_data_segment_ field.
8936 (Output_segment::is_large_data_segment): New function.
8937 (Output_segment::set_is_large_data_segment): New function.
8938 * output.cc (Output_section::Output_section): Initialize new
8939 fields.
8940 (Output_segment::Output_segment): Likewise.
8941 (Output_segment::add_output_section): Add assertion that large
8942 data sections always go in large data segments. Force small data
8943 sections to the end of the list of data sections. Force small BSS
8944 sections to the start of the list of BSS sections. For large BSS
8945 sections to the end of the list of BSS sections.
8946 * symtab.h (class Symbol): Declare is_common_shndx.
8947 (Symbol::is_defined): Check Symbol::is_common_shndx.
8948 (Symbol::is_common): Likewise.
8949 (class Symbol_table): Define enum Commons_section_type. Update
8950 declarations. Add small_commons_ and large_commons_ fields.
8951 * symtab.cc (Symbol::is_common_shndx): New function.
8952 (Symbol_table::Symbol_table): Initialize new fields.
8953 (Symbol_table::add_from_object): Put small and large common
8954 symbols in the right list.
8955 (Symbol_table::sized_finalized_symbol): Check
8956 Symbol::is_common_shndx.
8957 (Symbol_table::sized_write_globals): Likewise.
8958 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8959 common symbol lists. Don't call do_allocate_commons_list if the
8960 list is empty.
8961 (Symbol_table::do_allocate_commons_list): Remove is_tls
8962 parameter. Add comons_section_type parameter. Change all
8963 callers. Handle small and large common symbols.
8964 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8965 Symbol::is_common_shndx.
8966 * resolve.cc (symbol_to_bits): Likewise.
8967 * target.h (Target::small_common_shndx): New function.
8968 (Target::small_common_section_flags): New function.
8969 (Target::large_common_shndx): New function.
8970 (Target::large_common_section_flags): New function.
8971 (Target::new_output_section): New function.
8972 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8973 small_common_section_flags, and large_common_section_flags
8974 fields.
8975 (Target::do_new_output_section): New virtual function.
8976 * arm.cc (Target_arm::arm_info): Initialize new fields.
8977 * i386.cc (Target_i386::i386_info): Likewise.
8978 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8979 Likewise.
8980 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8981 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8982 (Target_x86_64::do_new_output_section): New function.
8983 * configure.ac: Define conditional MCMODEL_MEDIUM.
8984 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8985 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8986 (large_LDFLAGS): Define.
8987 * testsuite/large.c: New file.
8988 * testsuite/testfile.cc (Target_test::test_target_info):
8989 Initialize new fields.
8990 * configure, testsuite/Makefile.in: Rebuild.
8991
bb04269c
DK		 89922009-06-05 Doug Kwan <dougkwan@google.com>
8993
8994 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8995 * Makefile.in: Regenerate.
bb04269c
DK		 8996 * i386.cc (class Target_i386): Define new virtual method to
8997 override do_is_local_label_name in parent.
8998 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8999 local symbols if --discard-locals or -X is given.
9000 * options.h (class General_options): Declare new options
9001 '--discard-locals' and '-X' for discarding locals.
9002 * target.h (class Target): Define new methods is_local_label_name.
9003 Declare new virtual method do_is_local_label_name.
9004 * target.cc: New file.
9005 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
9006 (check_SCRIPTS): Add discard_locals_test.sh.
9007 (check_DATA): Add discard_local_tests.syms.
9008 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
9009 (discard_local_tests.syms, discard_locals_test.o): New make rules.
9010 * testsuite/Makefile.in: Regenerate.
9011 * testsuite/discard_locals_test.c: New file.
9012 * testsuite/discard_locals_test.sh: Same.
9013
805bb01c
DK		 90142009-06-05 Doug Kwan <dougkwan@google.com>
9015
9016 * object.cc (Sized_relobj::Sized_relobj): Initialize
9017 discarded_eh_frame_shndx_ to -1U.
9018 (Sized_relobj::do_layout): Record index of a discard .eh_frame
9019 section.
9020 (Sized_relobj::do_count_local_symbols): Skip local symbols in
9021 a discarded .eh_frame section.
9022 (Sized_relobj::do_finalize_local_symbols): Ditto.
9023 * object.h (class Sized_relobj): Declare new member
9024 discarded_eh_frame_shndx_.
9025 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9026 (local_labels_test.o, local_labels_test): New rules.
9027 * testsuite/Makefile.in: Regenerate.
9028
1dcd334d
DK		 90292009-06-04 Doug Kwan <dougkwan@google.com>
9030
9031 * layout.cc (Layout::section_name_mapping): Add mapping for
9032 special ARM sections.
9033
96d49306
DK		 90342009-06-03 Doug Kwan <dougkwan@google.com>
9035
9036 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9037 (utils::has_overflow): Same.
9038
dff16297
ILT		 90392009-06-03 Ian Lance Taylor <iant@google.com>
9040
9041 * layout.cc (Layout::section_name_mapping): New array, replacing
9042 Layout::linkonce_mapping.
9043 (Layout::section_name_mapping_count): New variable, replacing
9044 Layout::linkonce_mapping_count.
9045 (Layout::linkonce_output_name): Remove.
9046 (Layout::output_section_name): Rewrite.
9047 * layout.h (class Layout): Rename Linkonce_mapping to
9048 Section_name_mapping, linkonce_mapping to section_name_mapping,
9049 linkonce_mapping_count to section_name_mapping_count. Don't
9050 declare linkonce_output_name.
9051
c121c671
DK		 90522009-06-03 Doug Kwan <dougkwan@google.com>
9053
9054 * gold/arm.cc (namespace utils): New.
9055 (Target_arm::reloc_is_non_pic): Define new method.
9056 (class Arm_relocate_functions): New.
9057 (Target_arm::Relocate::relocate): Handle relocation types used by
9058 Android.
9059
07800fab
ILT		 90602009-06-03 Ian Lance Taylor <iant@google.com>
9061
9062 * arm.cc (Target_arm::scan::global): Use || instead of |.
9063
c121c671
DK		 90642009-06-02 Doug Kwan <dougkwan@google.com>
9065
9066 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9067 issued_non_pic_error_.
9068 (class Target_arm::Scan): Declare new method check_non_pic.
9069 Define new method symbol_needs_plt_entry.
9070 Declare new data member issued_non_pic_error_.
9071 (class Target_arm::Relocate): Declare new method
9072 should_apply_static_reloc.
9073 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9074 (Target_arm::Scan::check_non_pic): Define new method.
9075 (Target_arm::Scan::local): Handle a small subset of reloc types used
9076 by Android.
9077 (Target_arm::Scan::local): Same.
9078 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9079
b19b0c6d
ILT		 90802009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9081
9082 * incremental.cc (Incremental_inputs::report_command_line): Filter
9083 out --incremental-* options.
9084
94cdfcff
DK		 90852009-05-29 Doug Kwan <dougkwan@google.com>
9086
9087 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9088 template class.
9089 (class Target_arm): Update comment.
9090 (Target_arm::Target_arm): Initialize new data members GOT_,
9091 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9092 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9093 and Target_arm::rel_dyn_section.
9094 Declare new_enum Target_arm::Got_type.
9095 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9096 and DYNBSS_.
9097 Update commments for member do_dynsym_value.
9098 (Target_arm::got_size, Target_arm::plt_section,
9099 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9100 new methods inside class defintion.
9101 (Target_arm::got_section): Define new method.
9102 (Target_arm::rel_dyn_section): Same.
9103 (Output_data_plt_arm): New template class.
9104 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9105 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9106 (Output_data_plt_arm::add_entry): Same.
9107 (Output_data_plt_arm::first_plt_entry): Define new
9108 static data member for PLT instruction template.
9109 (Output_data_plt_arm::plt_entry): Same.
9110 (Output_data_plt_arm::do_write): Define new method.
9111 (Target_arm::make_plt_entry): Same.
9112 (Target_arm::do_finalize_sections): Same.
9113 (Target_arm::do_dynsym_value): Same.
9114
4a657b0d
DK		 91152009-05-28 Doug Kwan <dougkwan@google.com>
9116
9117 * Makefile.am (TARGETSOURCES): Add arm.cc.
9118 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9119 * Makefile.in: Regenerate.
9120 * arm.cc: New file.
9121 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9122
e7ae8c36
DK		 91232009-05-26 Doug Kwan <dougkwan@google.com>
9124
9125 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9126 (General_options::check_excluded_libs): Strip off directories in
9127 archive name before matching like GNU ld does.
9128 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9129 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9130 (exclude_libs_test_LDFLAGS): Add linker option
9131 -Wl,--exclude-libs,libexclude_libs_test_3
9132 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9133 an explicit archive without using -l.
9134 (alt/libexclude_libs_test_3.a): New make rule.
9135 * testsuite/Makefile.in: Regenerate.
9136 * testsuite/exclude_libs_test.c : Declare lib3_default().
9137 (main): Call it.
9138 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9139 * exclude_libs_test_3.c: New file.
9140
f12e7348
NC		 91412009-05-26 Nick Clifton <nickc@redhat.com>
9142
9143 * po/id.po: New Indonesian translation.
9144 * po/gold.pot: Updated template file.
9145
4daadc0d
ST		 91462009-05-22 Sriraman Tallam <tmsriram@google.com>
9147
e1df38aa 9148 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9149 gc_comdat_test files. Add -Wl,--gc-sections to build
9150 gc_comdat_test.
9151 * testsuite/Makefile.in: Regenerate.
9152 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9153
531813ad
ST		 91542009-05-21 Sriraman Tallam <tmsriram@google.com>
9155
9156 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9157 kept comdat section was garbage collected.
9158 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9159 * testsuite/Makefile.in: Regenerate.
9160 * testsuite/gc_comdat_test.sh: New file.
9161 * testsuite/gc_comdat_test_1.cc: New file.
9162 * testsuite/gc_comdat_test_2.cc: New file.
9163
65514900
CC		 91642009-05-19 Doug Kwan <dougkwan@google.com>
9165
9166 * archive.cc (Archive::Archive): Move constructor from archive.h
9167 to here. Initialize no_export_.
9168 (Archive::get_elf_object_for_member): Set no_export flag of object.
9169 * archive.h (Archive::Archive): Move constructor body to
9170 archive.cc.
9171 (Archive::no_export): New method.
9172 (Archive::no_export_): New field.
9173 * object.h (Object::Object): Initialize no_export_ to false.
9174 (Object::no_export, Object::set_no_export): New methods.
9175 (Object::no_export_): New field.
9176 * options.cc (General_options::parse_exclude_libs): New method.
9177 (General_options::check_excluded_libs) Same.
9178 * options.h (exclude_libs): New option.
9179 (General_options::check_excluded_libs): New method declaration.
9180 (General_options::excluded_libs_): New field.
9181 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9182 default or protected visibility if an object has no-export flag set.
9183 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9184 (check_SCRIPTS): Add exclude_libs_test.sh.
9185 (check_DATA): Add exclude_libs_test.syms.
9186 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9187 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9188 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9189 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9190 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9191 libexclude_libs_test_2.a): New rules.
9192 * testsuite/Makefile.in: Regenerate.
9193 * testsuite/exclude_libs_test.c: New file.
9194 * testsuite/exclude_libs_test.sh: Ditto.
9195 * testsuite/exclude_libs_test_1.c: Ditto.
9196 * testsuite/exclude_libs_test_2.c: Ditto.
9197
1b77ea50
ILT		 91982009-05-15 Ian Lance Taylor <iant@google.com>
9199
9200 * configure.ac: Check for declarations for cases where libiberty.h
9201 checks HAVE_DECL_xxx.
9202 * configure, config.in: Rebuild.
9203
072fe7ce
ILT		 92042009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9205
9206 * gold.h (Incremental_argument_list): Remove (invalid) forward
9207 declaration.
9208 * incremental.cc (Incremental_inputs::report_achive): New method.
9209 (Incremental_inputs::report_object): New method.
9210 (Incremental_inputs::report_script): New method.
9211 (Incremental_inputs::finalize_inputs): New method.
9212 (Incremental_inputs::finalize): Call finalize_inputs().
9213 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9214 Create inputs entries.
9215 * incremental.h (Incremental_input_type): New enum.
9216 (Incremental_inputs::Incremental_input): Initialize new fields.
9217 (Incremental_inputs::report_inputs): New method.
9218 (Incremental_inputs::report_achive): New method.
9219 (Incremental_inputs::report_object): New method.
9220 (Incremental_inputs::report_script): New method.
9221 (Incremental_inputs::finalize_inputs): New method.
9222 (Incremental_inputs::Input_info): New struct.
9223 (Incremental_inputs::Input_info_map): New typedef.
9224 (Incremental_inputs::lock_): New field.
9225 (Incremental_inputs::Inputs_): New field.
9226 (Incremental_inputs::Inputs_map): New field.
9227 * main.cc (main): Call Incremental_input::report_inputs.
9228 * options.h (Input_argument_list): Typedef moved from
9229 Input_arguments.
9230 (Input_file_group::Files): Remove, use ::Input_argument_list.
9231 (Input_file_group::Input_argument_list): Remove, use
9232 ::Input_argument_list.
9233 * plugin.cc (Plugin_manager::add_input_file): Add error in
9234 incremental build.
9235 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9236 functions.
9237 * script.cc (read_input_script): Call
9238 Incremental_input::report_script.
9239 * script.h (Script_info): New class.
9240
b0481b0b
ILT		 92412009-04-27 Ian Lance Taylor <iant@google.com>
9242
9243 * x86_64.cc (do_adjust_output_section): Set entsize to
9244 plt_entry_size.
9245
b22a5a41 92462009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9247
9248 * output.cc (Output_file::close): After short writes, continue
9249 writing from the correct offset in the buffer being written.
9250
40fde488
CD		 92512009-04-23 Chris Demetriou <cgd@google.com>
9252
9253 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9254 * configure: Regenerate.
9255 * config.in: Regenerate.
9256 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9257 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9258
3ce2c28e
ILT		 92592009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9260
9261 * incremental.cc (Incremental_inputs_header_data): Renamed from
9262 Incremental_input_header_data.
9263 (Incremental_inputs_header_data::data_size): New field.
9264 (Incremental_inputs_header_data::put_input_file_count): Renamed
9265 from input_file_count.
9266 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9267 from command_line_offset.
9268 (Incremental_inputs_header_data::put_reserved): Renamed from
9269 put_reserved.
9270 (Incremental_inputs_entry_data): Renamed from
9271 Incremental_input_entry_data.
9272 (Incremental_inputs_entry_data::data_size): New field.
9273 (Incremental_inputs::report_command_line): New method.
9274 (Incremental_inputs::finalize): New method.
9275 (Incremental_inputs::create_incremental_inputs_data): New method.
9276 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9277 * incremental.h: New file.
9278 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9279 (Layout::finalize): Create incremental inputs section in
9280 incremental builds.
9281 (Layout::create_incremental_info_sections): New method.
9282 * layout.h (Layout::incremental_inputs): New method.
9283 (Layout::create_incremental_info_sections): New method.
9284 (Layout::incremental_inputs_): New field.
9285 * main.cc (main): Notify Incremental_input of the command line.
9286
e55bde5e
ILT		 92872009-04-01 Ian Lance Taylor <iant@google.com>
9288 Mikolaj Zalewski <mikolajz@google.com>
9289
9290 * gold.h (reserve_unordered_map): Define, three versions, one for
9291 each version of Unordered_map.
9292 * layout.cc (Layout::Layout): Remove options parameter. Add
9293 number_of_input_files parameter. Don't initialize options_.
9294 Initialize number_of_input_files_ and resized_signatures_. Move
9295 sections_are_attached_.
9296 (Layout::layout_group): Reserve space for group_signatures_.
9297 (Layout::find_or_add_kept_section): Change name parameter to be a
9298 reference. Resize signatures_ map when it gets large enough.
9299 (Layout::layout_eh_frame): Use parameters->options() instead of
9300 this->options_.
9301 (Layout::make_output_section): Likewise.
9302 (Layout::attach_allocated_section_to_segment): Likewise.
9303 (Layout::finalize, Layout::create_executable_stack): Likewise.
9304 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9305 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9306 * layout.h (class Layout): Update declarations. Remove options_
9307 field. Add number_of_input_files_ and resized_signatures_
9308 fields. Move sections_are_attached_ field.
9309 * main.cc (main): Pass number of input files to Layout
9310 constructor. Don't pass options.
9311
154b857c
ILT		 93122009-03-30 Ian Lance Taylor <iant@google.com>
9313
9314 * ffsll.c (ffsll): Correct implementation.
9315
2f35ab9b
ILT		 93162009-03-27 Ian Lance Taylor <iant@google.com>
9317
fd03461a
ILT		 9318 * ffsll.c: New file.
9319 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9320 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9321 * ftruncate.c (ftruncate): Declare before definition.
9322 * mremap.c (mremap): Likewise.
9323 * pread.c (pread): Likewise.
9324 * configure, Makefile.in, config.in: Rebuild.
9325
2f35ab9b
ILT		 9326 * mremap.c: New file.
9327 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9328 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9329 (mremap): Declare if HAVE_MREMAP is not defined.
9330 * configure, Makefile.in, config.in: Rebuild.
9331
33aea2fd
CC		 93322009-03-27 Cary Coutant <ccoutant@google.com>
9333
9334 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9335 position independent.
9336 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9337 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9338
6d479619
CC		 93392009-03-24 Cary Coutant <ccoutant@google.com>
9340
9341 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9342 an executable.
9343 (needs_dynamic_reloc): Likewise.
9344
afc06bb8
ILT		 93452009-03-24 Ian Lance Taylor <iant@google.com>
9346
9347 * yyscript.y (file_cmd): Recognize EXTERN.
9348 (extern_name_list, extern_name_list_body): New nonterminals.
9349 * script.cc (script_add_extern): Define.
9350 * script-c.h (script_add_extern): Declare.
9351
f6060a4d
ILT		 93522009-03-24 Rafael Avila de Espindola <espindola@google.com>
9353
9354 * object.cc (is_elf_object): Define.
9355 * object.h (is_elf_object): Declare.
9356 * archive.cc (Archive::get_elf_object_for_member): Call
9357 is_elf_object.
33aea2fd 9358 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9359
26736d8e
ILT		 93602009-03-24 Elliott Hughes <enh@google.com>
9361
9362 * output.cc (Output_file::map_anonymous): Define.
9363 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9364 try an anonymous one. Report the size if the mmap fails.
9365 * output.h (class Output_file): Declare map_anonymous.
9366
22fd9730
ILT		 93672009-03-24 Ian Lance Taylor <iant@google.com>
9368
9369 * target-select.cc (instantiate_target): Don't acquire the lock if
9370 the instantiated_target_ field has already been set.
9371
cb010894
ILT		 93722009-03-23 Ian Lance Taylor <iant@google.com>
9373
7f055c20
ILT		 9374 * gold-threads.h (class Initialize_lock): Define.
9375 * gold-threads.cc (class Initialize_lock_once): Define.
9376 (initialize_lock_control): New static variable.
9377 (initialize_lock_pointer): New static variable.
9378 (initialize_lock_once): New static function.
9379 (Initialize_lock::Initialize_lock): Define.
9380 (Initialize_lock::initialize): Define.
9381 * target-select.h: Include "gold-threads.h".
9382 (class Target_selector): Add lock_ and initialize_lock_ fields.
9383 Don't define instantiate_target, just declare it.
9384 * target-select.cc (Target_selector::Target_selector): Initialize
9385 new fields.
9386 (Target_selector::instantiate_target): Define.
9387 * descriptors.h: Include "gold-threads.h".
9388 (class Descriptors): Add initialize_lock_ field.
9389 * descriptors.cc (Descriptors::Descriptors): Initialize new
9390 field.
9391 (Descriptors::open): Use initialize_lock_ field
9392 * errors.h (class Errors): Add initialize_lock_ field.
9393 * errors.cc (Errors::Errors): Initialize new field.
9394 (Errors::initialize_lock): Use initialize_lock_ field.
9395 * powerpc.cc (class Target_selector_powerpc): Remove
9396 instantiated_target_ field. In do_recognize call
9397 instantiate_target rather than do_instantiate_target. In
9398 do_instantiate_target just allocate a new target.
9399 * sparc.cc (class Target_selector_sparc): Likewise.
9400
36959681
ILT		 9401 * freebsd.h: New file.
9402 * i386.cc: Include "freebsd.h".
9403 (Target_i386): Derive from Target_freebsd rather than
9404 Sized_target.
9405 (Target_selector_i386): Derive from Target_selector_freebsd rather
9406 than Target_selector.
9407 * x86_64.cc: Include "freebsd.h".
9408 (Target_x86_64): Derive from Target_freebsd rather than
9409 Sized_target.
9410 (Target_selector_x86_64): Derive from Target_selector_freebsd
9411 rather than Target_selector.
9412 * target.h (class Target): Add adjust_elf_header and
9413 do_adjust_elf_header.
9414 * output.cc (Output_file_header:: do_sized_write): Call target
9415 adjust_elf_header routine.
9416 * configure.tgt: Set targ_osabi.
9417 * configure.ac: Define GOLD_DEFAULT_OSABI.
9418 * parameters.cc (Parameters::default_target): Pass
9419 GOLD_DEFAULT_OSABI to select_target.
9420 * target-select.h (class Target_selector): Make instantiate_target
9421 protected rather than private.
9422 * Makefile.am (HFILES): Add freebsd.h.
9423 * configure, Makefile.in, config.in: Rebuild.
9424
cb010894
ILT		 9425 * merge.cc (do_add_input_section): Correct pend value. Change
9426 message about last entry not being null terminated from error to
9427 warning.
9428
0e879927
ILT		 94292009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9430
9431 * incremental.cc: New file.
9432 * Makefile.am (CCFILES): Add incremental.cc.
9433 * Makefile.in: Rebuild.
9434
41105937
PP		 94352009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9436
9437 * layout.cc (Layout::output_section_name): Preserve names
9438 of '.note.' sections.
e1df38aa 9439
60439920
ILT		 94402009-03-19 Ian Lance Taylor <iant@google.com>
9441
9442 * descriptors.cc (Descriptors::open): Check that the options are
9443 valid before using them.
9444
0d371ad3
ILT		 94452009-03-18 Ian Lance Taylor <iant@google.com>
9446
9447 * script-sections.h: Include <list>.
9448 (class Script_sections): Change Sections_elements from std::vector
9449 to std::list. Typedef public Elements_iterator. Add
9450 orphan_section_placement_, data_segment_align_start_, and
9451 saw_data_segment_align_ fields. Remove data_segment_align_index_
9452 field.
9453 * script-sections.cc (class Orphan_section_placement): New class.
9454 (class Sections_element): Add virtual functions is_relro and
9455 orphan_section_init. Remove virtual function place_orphan_here.
9456 (class Output_section_definition): Add is_relro and
9457 orphan_section_init. Remove place_orphan_here.
9458 (class Orphan_output_section): Likewise.
9459 (Script_sections::Script_sections): Update for field changes.
9460 (Script_sections::data_segment_align): Set saw_data_segment_align_
9461 and data_segment_align_start_, not data_segment_align_index.
9462 (Script_sections::data_segment_relro_end): Check
9463 saw_data_segment_align_. Use data_segment_align_start_ rather
9464 than data_segment_align_index_.
9465 (Script_sections::place_orphan): Rewrite to use
9466 Orphan_section_placement.
9467
9201d894
ILT		 94682009-03-17 Ian Lance Taylor <iant@google.com>
9469
9c5b8369
ILT		 9470 * archive.cc (Archive::add_symbols): Check for a version attached
9471 to the symbol name in the archive map.
9472 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9473 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9474 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9475 (ver_test_11.a): New target.
9476 * testsuite/Makefile.in: Rebuild.
9477
9201d894
ILT		 9478 * configure.ac: Check for chsize and posix_fallocate. Replace
9479 ftruncate.
9480 * ftruncate.c: New file, from gnulib.
9481 * output.cc (posix_fallocate): Define dummy version if not
9482 HAVE_POSIX_FALLOCATE.
9483 (Output_file::map): Call posix_fallocate rather than lseek and
9484 write.
9485 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9486 * configure, Makefile.in, config.in: Rebuild.
9487
ef4ab7a8 94882009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9489
ef4ab7a8
PP		 9490 * layout.h (Layout::create_note): Add section_name parameter.
9491 * layout.cc (Layout::create_note): Likewise.
9492 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9493
8c500701
ILT		 94942009-03-17 Ian Lance Taylor <iant@google.com>
9495
e85b18e1
ILT		 9496 * descriptors.cc: Include "options.h".
9497 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9498 (Descriptors::open): Always use O_CLOEXEC when opening a new
9499 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9500 then set FD_CLOEXEC.
9501
9efe6174
ILT		 9502 * sparc.cc (class Target_sparc): Add has_got_section.
9503 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9504 make sure we have a GOT section.
9505
9506 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9507 (Target_sparc::Scan::local): Likewise.
9508 (Target_sparc::Scan::global): Likewise.
9509 (Target_sparc::Relocate::relocate): Likewise.
9510 (Target_sparc::Relocate::relocate_tls): Likewise.
9511
8c500701
ILT		 9512 * symtab.cc (Symbol_table::define_default_version): New function,
9513 broken out of add_from_object.
9514 (Symbol_table::add_from_object): Call define_default_version.
9515 (Symbol_table::define_special_symbol): Add resolve_oldsym
9516 parameter. Change all callers. If the version for a symbol comes
9517 from a version script, resolve it with the symbol with the same
9518 name with no version. Also add the symbol without a version if
9519 appropriate.
9520 (do_define_in_output_data): If resolving with oldsym, don't delete
9521 sym.
9522 (do_define_in_output_segment): Likewise.
9523 (do_define_as_constant): Likewise.
9524 * symtab.h (class Symbol_table): Update declarations.
9525
f1ed28fb
ILT		 95262009-03-13 Ian Lance Taylor <iant@google.com>
9527
15f8229b
ILT		 9528 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9529 (Read_symbols::requeue): New function.
9530 (Read_symbols::do_read_symbols): If make_elf_object fails because
9531 the target type is not configured, and the file was searched for,
9532 issue a warning and retry with the next directory.
9533 (Add_symbols::run): If the file has an incompatible format, and
9534 it was searched for, requeue the Read_symbols task. On error,
9535 release the object.
9536 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9537 dirindex parameter to constructor. Change all callers. Declare
9538 incompatible_warning and requeue.
9539 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9540 input_argument_ and input_group_ fields. Add them to
9541 constructor. Change all callers.
9542 (class Read_script): Add dirindex_ field. Add it to constructor.
9543 Change all callers.
9544 * archive.cc (Archive::setup): Remove input_objects parameter.
9545 Change all callers.
9546 (Archive::get_file_and_offset): Likewise.
9547 (Archive::read_all_symbols): Likewise.
9548 (Archive::read_symbols): Likewise.
9549 (Archive::get_elf_object_for_member): Remove input_objects
9550 parameter. Add punconfigured parameter. Change all callers.
9551 (Archive::add_symbols): Change return type to bool. Check return
9552 value of include_member.
9553 (Archive::include_all_members): Likewise.
9554 (Archive::include_member): Change return type to bool. Return
9555 false if first included object has incompatible target. Set
9556 included_member_ field.
9557 (Add_archive_symbols::run): If add_symbols returns false, requeue
9558 Read_symbols task.
9559 * archive.h (class Archive): Add included_member_ field.
9560 Initialize it in constructor. Add input_file and searched_for
9561 methods. Update declarations.
9562 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9563 input_argument_ fields. Add them to constructor. Change all
9564 callers.
9565 * script.cc: Include "target-select.h".
9566 (class Parser_closure): Add skip_on_incompatible_target_ and
9567 found_incompatible_target_ fields. Add
9568 skip_on_incompatible_target parameter to constructor. Change all
9569 callers. Add methods skip_on_incompatible_target,
9570 clear_skip_on_incompatible_target, found_incompatible_target, and
9571 set_found_incompatible_target.
9572 (read_input_script): Add dirindex parameter. Change all callers.
9573 If parser finds an incompatible target, requeue Read_symbols
9574 task.
9575 (script_set_symbol): Clear skip_on_incompatible_target in
9576 closure.
9577 (script_add_assertion, script_parse_option): Likewise.
9578 (script_start_sections, script_add_phdr): Likewise.
9579 (script_check_output_format): New function.
9580 * script.h (read_input_script): Update declaration.
9581 * script-c.h (script_check_output_format): Declare.
9582 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9583 (ignore_cmd): Remove OUTPUT_FORMAT.
9584 * fileread.cc (Input_file::Input_file): Add explicit this.
9585 (Input_file::will_search_for): New function.
9586 (Input_file::open): Add pindex parameter. Change all callers.
9587 * fileread.h (class Input_file): Add input_file_argument method.
9588 Declare will_search_for. Update declarations.
9589 * object.cc (make_elf_object): Add punconfigured parameter.
9590 Change all callers.
9591 * object.h (class Object): Make input_file public. Add
9592 searched_for method.
9593 (make_elf_object): Update declaration.
9594 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9595 restart search.
9596 * dirsearch.h (class Dirsearch): Update declaration.
9597 * options.h (class General_options): Add --warn-search-mismatch.
9598 * parameters.cc (Parameters::is_compatible_target): New function.
9599 * parameters.h (class Parameters): Declare is_compatible_target.
9600 * workqueue.cc (Workqueue::add_blocker): New function.
9601 * workqueue.h (class Workqueue): Declare add_blocker.
9602
f1ed28fb
ILT		 9603 * fileread.cc (Input_file::open): Remove options parameter.
9604 Change all callers.
9605 (Input_file::open_binary): Likewise.
9606 * script.cc (read_input_script): Likewise.
9607 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9608 options parameter from constructor. Change all callers.
9609 (class Read_script): Likewise.
9610 * fileread.h (class Input_file): Update declarations.
9611 * script.h (read_input_script): Update declaration.
9612
34dd024a
NC		 96132009-03-10 Nick Clifton <nickc@redhat.com>
9614
9615 * po/es.po: New Spanish translation.
9616
6d71b17c
CC		 96172009-03-06 Cary Coutant <ccoutant@google.com>
9618
9619 * options.cc (parse_short_option): Keep dash_z from registering itself.
9620
031cdbed
ILT		 96212009-03-03 Ian Lance Taylor <iant@google.com>
9622
9623 PR 9918
9624 * target-reloc.h (relocate_section): Pass output_section to
9625 relocate.
9626 * i386.cc (Target_i386::should_apply_static_reloc): Add
9627 output_section parameter. Change all callers.
9628 (Target_i386::Relocate::relocate): Add output_section parameter.
9629 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9630 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9631 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9632 * testsuite/two_file_shared.sh: New script.
9633 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9634 (check_DATA): Add two_file_shared.dbg.
9635 (two_file_shared.dbg): New target.
9636 * testsuite/Makefile.in: Rebuild.
9637
15d5fa16
ILT		 96382009-03-01 Ian Lance Taylor <iant@google.com>
9639
9640 * configure.ac: Check for byteswap.h.
9641 * configure: Rebuild.
9642 * config.in: Rebuild.
9643
8a4c0b0d
ILT		 96442009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9645
9646 * layout.cc (Layout::find_or_add_kept_section): New function.
9647 (Layout::add_comdat): Removed.
9648 * layout.h (struct Kept_section): Move out of class Layout.
9649 Remove trailing underscores from field names. Add group_sections
9650 field. Rename group_ field to is_group. Change all uses.
9651 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9652 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9653 comdat_groups_ field.
9654 (Sized_relobj::include_section_group): Use
9655 find_or_add_kept_section and Kept_section::group_sections.
9656 (Sized_relobj::include_linkonce_section): Likewise.
9657 * object.cc (class Sized_relobj): Don't define Comdat_group or
9658 Comdat_group_table. Remove find_comdat_group and
9659 add_comdat_group. Remove comdat_groups_ field.
9660 * plugin.cc (include_comdat_group): Use
9661 Layout::find_or_add_kept_section.
9662
b4ecf66b
ILT		 96632009-02-28 Ian Lance Taylor <iant@google.com>
9664
14359ca0
ILT		 9665 * README: --gc-sections and map files are now supported. Document
9666 some build requirements.
9667
b4ecf66b
ILT		 9668 PR 6992
9669 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9670 relocatable link set the value of the section symbol to zero.
9671 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9672 relocatable link don't include the section address in the local
9673 symbol value.
9674
0602e05a
ILT		 96752009-02-27 Ian Lance Taylor <iant@google.com>
9676
fd9d194f
ILT		 9677 PR 6811
9678 * options.h (class Search_directory): Add is_system_directory.
9679 (class General_options): Declare is_in_system_directory.
9680 * options.cc (get_relative_sysroot): Make static.
9681 (get_default_sysroot): Make static.
9682 (General_optoins::is_in_system_directory): New function.
9683 * fileread.cc (Input_file::is_in_system_directory): New function.
9684 * fileread.h (class Input_file): Declare is_in_system_directory.
9685 * object.h (class Object): Add is_in_system_directory.
9686 (class Input_objects): Remove system_library_directory_ field.
9687 * object.cc (Input_objects::add_object): Don't set
9688 system_library_directory_.
9689 (input_objects::found_in_system_library_directory): Remove.
9690 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9691 parameter. Change all callers.
9692 (Symbol_table::sized_write_globals): Likewise.
9693 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9694 Call Object::is_in_system_directory.
9695 * symtab.h (class Symbol_table): Update declarations.
9696
61edd21f
ILT		 9697 PR 5990
9698 * descriptors.h (Open_descriptor): Add is_on_stack field.
9699 * descriptors.cc (Descriptors::open): If the descriptor is on the
9700 top of the stack, remove it. Initialize is_on_stack field.
9701 (Descriptors::release): Only add pod to stack if it is not on the
9702 stack already.
9703 (Descriptors::close_some_descriptor): Clear stack_next and
9704 is_on_stack fields.
9705
e29e076a
ILT		 9706 PR 7091
9707 * output.cc (Output_section::find_starting_output_address): Rename
9708 from starting_output_address; add PADDR parameter; change return
9709 type.
9710 * output.h (class Output_section): Declare
9711 find_starting_output_address instead of starting_output_address.
9712 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9713 section symbol for which we can't find a merge section.
9714
0602e05a
ILT		 9715 PR 9836
9716 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9717 hidden or internal, force the symbol to be local.
9718 * resolve.cc (Symbol::override_visibility): Define.
9719 (Symbol::override_base): Use override_visibility.
9720 (Symbol_table::resolve): Likewise.
9721 (Symbol::override_base_with_special): Likewise.
9722 (Symbol_table::override_with_special): If the visibility is hidden
9723 or internal, force the symbol to be local.
9724 * symtab.h (class Symbol): Add set_visibility and
9725 override_visibility.
9726 * testsuite/ver_test_1.sh: New file.
9727 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9728 (check_DATA): Add ver_test_1.syms.
9729 (ver_test_1.syms): New target.
9730 * testsuite/Makefile.in: Rebuild.
9731
401a9a73
CC		 97322009-02-25 Cary Coutant <ccoutant@google.com>
9733
9734 * layout.cc (Layout::choose_output_section): Don't rename sections
9735 when using a linker script that has a SECTIONS clause.
9736 * Makefile.in: Regenerate.
9737
9738 * testsuite/Makefile.am (script_test_5.sh): New test case.
9739 * testsuite/Makefile.in: Regenerate.
9740 * testsuite/script_test_5.cc: New file.
9741 * testsuite/script_test_5.sh: New file.
9742 * testsuite/script_test_5.t: New file.
9743
f488e4b0
CC		 97442009-02-13 Rafael Avila de Espindola <espindola@google.com>
9745
9746 * archive.cc (Archive::include_member): Update calls to add_symbols.
9747 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9748 the Layout argument.
9749 * dynobj.h (do_add_symbols): Add the Layout argument.
9750 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9751 Layout argument.
9752 * object.h (Object::add_symbols): Add the Layout argument.
9753 (Object::do_add_symbols): Add the Layout argument.
9754 (Sized_relobj::do_add_symbols): Add the Layout argument.
9755 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9756 Unify the two versions.
9757 (Add_plugin_symbols): Remove.
9758 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9759 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9760 (Add_plugin_symbols): Remove.
9761 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9762 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9763 (Add_symbols::run): Make it work with Pulginobj.
9764
89dd1680
ILT		 97652009-02-06 Ian Lance Taylor <iant@google.com>
9766
9767 * object.cc (Sized_relobj::do_layout): Make info message start
9768 with lower case letter.
9769
266d0a74
ILT		 97702009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9771
602b464e
ILT		 9772 * binary.cc: Fix file comment.
9773
266d0a74
ILT		 9774 * options.h (enum Incremental_disposition): Define.
9775 (class General_options): Add new options: --incremental,
9776 --incremental_changed, --incremental_unchanged,
9777 --incremental_unknown. Add incremental_disposition_ and
9778 implicit_incremental_ fields.
9779 (General_options::incremental_disposition): New function.
9780 (class Position_dependent_options): Add incremental_disposition
9781 option.
9782 (Position_dependent_options::copy_from_options): Set incremental
9783 dispositions.
9784 * options.cc (General_options::parse_incremental_changed): New
9785 function.
9786 (General_options::parse_incremental_unchanged): New function.
9787 (General_options::parse_incremental_unknown): New function.
9788 (General_options::General_options): Initialize new fields
9789 incremental_disposition_ and implicit_incremental_.
9790 (General_options::finalize): Check for uasge of --incremental-*
9791 without --incremental.
9792
f073bbf7
CD		 97932009-02-06 Chris Demetriou <cgd@google.com>
9794
9795 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9796 pointer and to report location as the file name associated with
9797 the symbol.
9798 (gold_undefined_symbol_at_location): New function to replace the
9799 old gold_undefined_symbol functionality.
9800 * target-reloc.h (relocate_section): Update to use
9801 gold_undefined_symbol_at_location.
9802 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9803 Call gold_undefined_symbol function rather than gold_error.
9804 * errors.h (Errors::undefined_symbol): Take location as a
9805 string, rather than calculating it from a relocation.
9806 * errors.cc (Errors::fatal): Print "fatal error:" before the
9807 formatted message.
9808 (Errors::error, Errors::error_at_location): Print "error: "
9809 before the formatted message.
9810 (Errors::undefined_symbol): Take location as a string, rather
9811 than calculating it from a relocation.
9812 (gold_undefined_symbol_at_location): New function akin to
9813 old gold_undefined_symbol, calculates location from relocation.
9814 (gold_undefined_symbol): Change to take only a Symbol pointer
9815 and to report location as the file name associated with the symbol.
9816 * testsuite/debug_msg.sh: Update for changed error messages.
9817 * testsuite/undef_symbol.sh: Likewise.
9818
8e94a90c
ILT		 98192009-02-04 Duncan Sands <baldrick@free.fr>
9820
9821 PR 9812
9822 * reduced_debug_output.h
9823 (Output_reduced_debug_abbrev_section::failed): Use format for
9824 gold_warning.
9825 (Output_reduced_debug_info_section::faild): Likewise.
9826
88a0e15b
ILT		 98272009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9828
9829 * script.cc (Lazy_demangler): New class.
9830 (Version_script_info::get_symbol_version_helper): Demangle a
9831 symbol only once.
9832
5efc7cd2
CC		 98332009-01-29 Cary Coutant <ccoutant@google.com>
9834
9835 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9836 to __tls_get_addr.
9837 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9838
e0ebcf42
ILT		 98392009-01-28 Ian Lance Taylor <iant@google.com>
9840
5efc7cd2 9841 * version.cc (version_string): Bump to 1.9.
75fe7426 9842
e0ebcf42
ILT		 9843 * gold.h: Include <cstring> and <stdint.h>.
9844 * version.cc: Include <cstdio>.
9845 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9846 warning.
9847 * reduced_debug_output.cc (insert_into_vector): Rename from
9848 Insert_into_vector; change all callers. Use Swap_unaligned to
9849 avoid aliasing issue; remove union since it is unnecessary.
9850
8e2813be 98512009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9852
9853 * Makefile.am (CCFILES): Add gc.cc.
9854 (HFILES): Add gc.h.
9855 * Makefile.in: Regenerate.
9856 * gold.cc (Gc_runner): New class.
9857 (queue_initial_tasks): Call garbage collection related tasks
9858 when corresponding options are invoked.
9859 (queue_middle_gc_tasks): New function.
9860 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9861 processed early before laying out sections during garbage collection.
9862 * gold.h (queue_middle_gc_tasks): New function.
9863 (is_prefix_of): Move from "layout.cc".
9864 * i386.cc (Target_i386::gc_process_relocs): New function.
9865 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9866 * main.cc (main): Create object of class "Garbage_collection".
9867 * object.cc (Relobj::copy_symbols_data): New function.
9868 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9869 (Sized_relobj::do_layout): Allow this function to be called twice
9870 during garbage collection and defer layout of section during the
6d03d481
ST		 9871 first call.
9872 * object.h (Relobj::get_symbols_data): New function.
9873 (Relobj::is_section_name_included): New function.
9874 (Relobj::copy_symbols_data): New function.
9875 (Relobj::set_symbols_data): New function.
9876 (Relobj::get_relocs_data): New function.
9877 (Relobj::set_relocs_data): New function.
9878 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9879 (Relobj::gc_process_relocs): New function.
9880 (Relobj::do_gc_process_relocs): New pure virtual function.
9881 (Relobj::sd_): New data member.
9882 (Sized_relobj::is_output_section_offset_invalid): New function.
9883 (Sized_relobj::do_gc_process_relocs): New function.
9884 * options.h (General_options::gc_sections): Modify to not be a no-op.
9885 (General_options::print_gc_sections): New option.
9886 * plugin.cc (Plugin_finish::run): Remove function call to
9887 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9888 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9889 * reloc.cc (Read_relocs::run): Add task to process relocs and
9890 determine unreferenced sections when doing garbage collection.
9891 (Gc_process_relocs): New class.
9892 (Sized_relobj::do_gc_process_relocs): New function.
9893 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9894 sections that are garbage collected.
9895 * reloc.h (Gc_process_relocs): New class.
9896 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9897 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9898 symbols whose corresponding sections are garbage collected.
9899 (Symbol_table::Symbol_table): Add new parameter for the garbage
9900 collection object.
9901 (Symbol_table::gc_mark_undef_symbols): New function.
9902 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9903 (Symbol_table::gc_mark_dyn_syms): New function.
9904 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9905 as garbage.
9906 (Symbol_table::add_from_object): Likewise.
9907 (Symbol_table::add_from_relobj): When building shared objects, do not
9908 treat externally visible symbols as garbage.
9909 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9910 table information for static and relocatable links.
9911 * symtab.h (Symbol_table::set_gc): New function.
9912 (Symbol_table::gc): New function.
9913 (Symbol_table::gc_mark_undef_symbols): New function.
9914 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9915 (Symbol_table::gc_mark_dyn_syms): New function.
9916 (Symbol_table::gc_): New data member.
e1df38aa 9917 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9918 function.
9919 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9920 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9921
3b293544
CF		 99222009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9923
9924 * options.h (General_options::gc_sections): Define as a no-op for now.
9925 (General_options::no_keep_memory): Ditto.
9926 (General_options::Bshareable): Define.
9927 * options.cc (General_options::finalize): Honor -Bshareable.
9928
83d22aa8
AS		 99292009-01-20 Andreas Schwab <schwab@suse.de>
9930
9931 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9932 read the value in the contents, since we don't use it. Use the
9933 template endianness when writing.
9934 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9935
cd536b21
AS		 99362009-01-19 Andreas Schwab <schwab@suse.de>
9937
9938 * configure.tgt (powerpc64-*): Fix targ_obj.
9939
99e9a495
ILT		 99402009-01-15 Ian Lance Taylor <iant@google.com>
9941
9942 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9943 local symbols when stripping all symbols.
9944
bbbfea06
CC		 99452009-01-14 Cary Coutant <ccoutant@google.com>
9946
99e9a495 9947 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9948
0f7c0701
CC		 99492009-01-14 Cary Coutant <ccoutant@google.com>
9950
9951 * archive.cc (Archive::get_elf_object_for_member): Remove call
9952 to File_read::claim_for_plugin.
9953 * descriptors.cc (Descriptors::open): Remove reference to
9954 is_claimed.
9955 (Descriptors::claim_for_plugin): Remove.
9956 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9957 (Descriptors::is_claimed): Remove.
9958 (claim_descriptor_for_plugin): Remove.
9959 * fileread.cc (File_read::claim_for_plugin): Remove.
9960 * fileread.h (File_read::claim_for_plugin): Remove.
9961 (File_read::descriptor): Reopen descriptor if necessary.
9962 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9963 (Plugin_manager::all_symbols_read): Add task parameter. Change
9964 all callers.
9965 (Plugin_manager::get_input_file): New function.
9966 (Plugin_manager::release_input_file): New function.
9967 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9968 corresponding data member.
9969 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9970 and pass to base constructor. Change all callers.
9971 (get_input_file, release_input_file): New functions.
9972 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9973 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9974 (Plugin_manager::all_symbols_read): Add task parameter.
9975 (Plugin_manager::get_input_file): New function.
9976 (Plugin_manager::release_input_file): New function.
9977 (Plugin_manager::task_): New data member.
9978 (Pluginobj::Pluginobj): Add filesize parameter.
9979 (Pluginobj::filename): New function.
9980 (Pluginobj::descriptor): New function.
9981 (Pluginobj::filesize): New function.
9982 (Pluginobj::filesize_): New data member.
9983 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9984 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9985 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9986
9987 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9988 with archive libraries.
9989 * testsuite/Makefile.in: Regenerate.
9990 * testsuite/plugin_test.c (struct sym_info): New type.
9991 (get_input_file, release_input_file): New static variables.
9992 (onload): Capture new transfer vector entries.
9993 (claim_file_hook): Stop reading at end of file according to filesize.
9994 Factor out parsing of readelf output into separate function.
9995 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9996 APIs and get the source file name from the symbol table. Convert
9997 source file name to corresponding object file name. Print info
9998 message when adding new input files.
9999 (parse_readelf_line): New function.
10000 * testsuite/plugin_test_1.sh: Add checks for new info messages.
10001 * testsuite/plugin_test_2.sh: Likewise.
10002 * testsuite/plugin_test_3.sh: Likewise.
10003 * testsuite/plugin_test_4.sh: New test case.
10004
62a6d109
ILT		 100052009-01-07 Ian Lance Taylor <iant@google.com>
10006
10007 * version.cc (version_string): Bump to 1.8.
10008
483620e8
CC		 100092008-12-23 Cary Coutant <ccoutant@google.com>
10010
10011 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
10012 * plugin.cc (Plugin_manager::finish): Rename as
10013 layout_deferred_objects. Move cleanup to separate function.
10014 (Plugin_manager::cleanup): New function.
10015 (Plugin_finish::run): Call layout_deferred_objects and cleanup
10016 separately.
10017 * plugin.h (Plugin_manager::finish): Rename as
10018 layout_deferred_objects.
10019 (Plugin_manager::cleanup): New function.
10020 (Plugin_manager::cleanup_done): New field.
10021
d66a9eb3
CC		 100222008-12-23 Cary Coutant <ccoutant@google.com>
10023
10024 * plugin.cc (is_visible_from_outside): New function.
10025 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10026 so we don't return "IR only" status for exported symbols or -r links.
10027
10028 * testsuite/Makefile.am (plugin_test_3): New test case.
10029 * testsuite/Makefile.in: Regenerate.
10030 * testsuite/plugin_test_3.sh: New file.
10031
5995b570
CC		 100322008-12-22 Cary Coutant <ccoutant@google.com>
10033
10034 * object.cc (Sized_relobj::layout_section): New function.
10035 (Sized_relobj::do_layout): Defer layout of input sections until after
10036 plugin has provided replacement files.
10037 (Sized_relobj::do_layout_deferred_sections): New function.
10038 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10039 (Relobj::layout_deferred_sections): New function.
10040 (Relobj::do_layout_deferred_sections): New function.
10041 (Sized_relobj::do_layout_deferred_sections): New function.
10042 (Sized_relobj::layout_section): New function.
10043 (Sized_relobj::Deferred_layout): New structure.
10044 (Sized_relobj::deferred_layout_): New field.
10045 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10046 Change all callers. Layout deferred sections.
10047 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10048 references.
10049 (Plugin_hook::run): Move code from do_plugin_hook inline.
10050 (Plugin_hook::do_plugin_hook): Remove.
10051 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10052 (Plugin_manager::finish): Renamed, was cleanup.
10053 (Plugin_manager::should_defer_layout): New function.
10054 (Plugin_manager::add_deferred_layout_object): New function.
10055 (Plugin_manager::Deferred_layout_list): New type.
10056 (Plugin_manager::deferred_layout_objects_): New field.
10057 (Plugin_hook::do_plugin_hook): Remove.
10058
ee769c88
ILT		 100592008-12-17 Ian Lance Taylor <iant@google.com>
10060
10061 * options.h (class General_options): Add --no case for
10062 --export-dynamic.
10063
abc8dcba
CC		 100642008-12-16 Cary Coutant <ccoutant@google.com>
10065
10066 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10067 vector.
10068 (Plugin_manager::claim_file): Create plugin object even if
10069 plugin did not call the add_symbols callback.
10070 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10071 asking for more symbols than were added.
10072 * testsuite/Makefile.am (plugin_test_1): Add test case with
10073 no global symbols.
10074 (empty.syms): New target.
10075 * testsuite/Makefile.in: Regenerate.
10076 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10077 message. Don't call add_symbols if no globals.
10078 (all_symbols_read_hook): Don't provide replacement for empty
10079 claimed file.
10080
b0074644
ILT		 100812008-12-12 Ian Lance Taylor <iant@google.com>
10082
68943102
ILT		 10083 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10084 r_type == 0 for a local symbol with r_sym == 0.
10085 (scan_relocatable_relocs): Pass r_sym to
10086 local_non_section_strategy.
10087 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10088 r_sym parameter.
10089
b0074644
ILT		 10090 * configure.ac: Update test for TLS descriptors: they are
10091 supported as of glibc 2.9.
10092 * configure: Rebuild.
10093
c2508178
ILT		 100942008-12-11 Ian Lance Taylor <iant@google.com>
10095
10096 PR 7091
10097 * target-reloc.h (Default_scan_relocatable_relocs): For each
10098 function, map r_type == 0 to RELOC_DISCARD.
10099
2756a258
CC		 101002008-12-10 Cary Coutant <ccoutant@google.com>
10101
10102 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10103 object to override a kept COMDAT group from a plugin object.
10104
bb6f53d3
ILT		 101052008-12-09 Ian Lance Taylor <iant@google.com>
10106
fbc558e1
ILT		 10107 PR 7088
10108 * yyscript.y (file_cmd): Handle INPUT.
10109
bb6f53d3
ILT		 10110 * testsuite/initpri1.c: Change all declarations to be full
10111 prototypes by adding void, to avoid compiler warnings.
10112
4674ecfc
CC		 101132008-12-05 Rafael Avila de Espindola <espindola@google.com>
10114
10115 * options.cc (General_options::parse_plugin_opt): New.
10116 (General_options::add_plugin): The argument now is just the filename.
10117 (General_options::add_plugin_option): New.
10118 * options.h (plugin_opt): New.
10119 (add_plugin): Change argument name.
10120 (add_plugin_option): New.
10121 * plugin.cc (Plugin::load): Don't parse the plugin option.
10122 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10123 (Plugin::add_option): New.
10124 (Plugin::args_): Change type.
10125 (Plugin::filename_): New.
10126 (Plugin_manager::add_plugin_option): New.
10127 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10128 * testsuite/Makefile.in: Regenerate.
10129
fd06b4aa
CC		 101302008-12-05 Cary Coutant <ccoutant@google.com>
10131
10132 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10133 Handle --strip-lto-sections option.
10134 * options.h (strip_lto_sections): New option.
10135
6c52134c
CC		 101362008-12-01 Cary Coutant <ccoutant@google.com>
10137
10138 * plugin.cc (ld_plugin_message): Change format parameter to const.
10139 Fix mismatch between new[] and delete.
10140
a45248e0
CC		 101412008-11-14 Cary Coutant <ccoutant@google.com>
10142
10143 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10144 instead of -1U.
10145
c82fbeee
CS		 101462008-11-05 Craig Silverstein <csilvers@google.com>
10147
10148 * options.cc (General_options::parse_dynamic_list): New function.
10149 * options.h (General_options): New flags dynamic_list,
10150 dynamic_list_data, dynamic_list_cpp_new, and
10151 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10152 (General_options::in_dynamic_list): New function.
10153 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10154 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10155 (Lex::can_continue_name): Likewise.
10156 (yylex): Likewise.
10157 (read_script_file): New parameter script_options.
10158 (read_dynamic_list): New function.
10159 (Script_options::define_dynamic_list): New function.
10160 (dynamic_list_keyword_parsecodes): New variable.
10161 (dynamic_list_keywords): New variable.
10162 * script.h (Script_options::define_dynamic_list): New function
10163 prototype.
10164 (read_dynamic_list): New function prototype.
10165 * symtab.cc (strprefix): New macro.
10166 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10167 dynamic_list_data, dynamic_list_cpp_new, and
10168 dynamic_list_cpp_typeinfo.
10169 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10170 (dynamic_list_expr): New rule.
10171 (dynamic_list_nodes): Likewise.
10172 (dynamic_list_node): Likewise.
10173 * testsuite/Makefile.am (dynamic_list): New test.
10174 * testsuite/Makefile.in: Regenerated.
10175 * testsuite/dynamic_list.t: New file.
10176 * testsuite/dynamic_list.sh: New file.
10177
e0bb29a5
CS		 101782008-11-05 Craig Silverstein <csilvers@google.com>
10179
10180 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10181 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10182 (t11_last): Likewise.
10183 * testsuite/ver_test_6.c (main): Likewise.
10184
4e1e25e0
CC		 101852008-10-07 Cary Coutant <ccoutant@google.com>
10186
10187 * options.c (General_options::finalize): Add check for -static and
10188 -shared.
10189 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10190 is not empty.
10191
92f03fcb
CC		 101922008-10-02 Cary Coutant <ccoutant@google.com>
10193
10194 * plugin.cc (make_sized_plugin_object): Fix conditional
10195 compilation to work when not all targets are enabled.
10196
fbd8a257
CC		 101972008-09-29 Cary Coutant <ccoutant@google.com>
10198
10199 * archive.cc (Archive::get_file_and_offset): Use filename instead
10200 of name to get library path.
10201 (Archive::include_member): Unlock external member of a thin archive.
10202
10203 * testsuite/Makefile.am (TEST_AR): New variable.
10204 (thin_archive_test_1): New test.
10205 (thin_archive_test_2): New test.
81636b3f
CC		 10206 * testsuite/Makefile.in: Regenerate.
10207 * testsuite/thin_archive_main.cc: New file.
10208 * testsuite/thin_archive_test_1.cc: New file.
10209 * testsuite/thin_archive_test_2.cc: New file.
10210 * testsuite/thin_archive_test_3.cc: New file.
10211 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10212
eff45813
CC		 102132008-09-29 Cary Coutant <ccoutant@google.com>
10214
10215 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10216 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10217 instead of -1U.
10218 (Sized_relobj::do_finalize_local_symbols): Likewise.
10219 (Sized_relobj::map_to_kept_section): Likewise.
10220 * object.h (Sized_relobj::invalid_address): New constant.
10221 (Sized_relobj::do_output_section_offset): Check for invalid_address
10222 and return -1ULL.
10223 * output.cc (Output_reloc::local_section_offset): Use constant
10224 invalid_address instead of -1U.
10225 (Output_reloc::get_address): Likewise.
10226 (Output_section::output_address): Change -1U to -1ULL.
10227 * output.h (Output_reloc::invalid_address): New constant.
10228 * reloc.cc (Sized_relobj::write_sections): Use constant
10229 invalid_address instead of -1U.
10230 (Sized_relobj::relocate_sections): Likewise.
10231 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10232 values for merge sections.
10233 * target-reloc.h (relocate_for_relocatable): Use constant
10234 invalid_address instead of -1U.
10235
89fc3421
CC		 102362008-09-19 Cary Coutant <ccoutant@google.com>
10237
10238 Add plugin functionality for link-time optimization (LTO).
10239 * configure.ac (plugins): Add --enable-plugins option.
10240 * configure: Regenerate.
10241 * config.in: Regenerate.
10242 * Makefile.am (LIBDL): New variable.
10243 (CCFILES): Add plugin.cc.
10244 (HFILES): Add plugin.h.
10245 (ldadd_var): Add LIBDL.
10246 * Makefile.in: Regenerate.
10247
10248 * archive.cc: Include "plugin.h".
10249 (Archive::setup): Don't preread archive symbols when using a plugin.
10250 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10251 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10252 files.
10253 (Archive::include_member): Add symbols from plugin objects.
10254 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10255 * descriptors.cc (Descriptors::open): Check for file descriptors
10256 abandoned by plugins.
10257 (Descriptors::claim_for_plugin): New function.
10258 * descriptors.h (Descriptors::claim_for_plugin): New function.
10259 (Open_descriptor::is_claimed): New field.
10260 (claim_descriptor_for_plugin): New function.
10261 * fileread.cc (File_read::claim_for_plugin): New function.
10262 * fileread.h (File_read::claim_for_plugin): New function.
10263 (File_read::descriptor): New function.
10264 * gold.cc: Include "plugin.h".
10265 (queue_initial_tasks): Add task to call plugin hooks for generating
10266 new object files.
10267 * main.cc: Include "plugin.h".
10268 (main): Load plugin libraries.
10269 * object.h (Pluginobj): Declare.
10270 (Object::pluginobj): New function.
10271 (Object::do_pluginobj): New function.
10272 (Object::set_target): New function.
10273 * options.cc: Include "plugin.h".
10274 (General_options::parse_plugin): New function.
10275 (General_options::General_options): Initialize plugins_ field.
10276 (General_options::add_plugin): New function.
10277 * options.h (Plugin_manager): Declare.
10278 (General_options): Add --plugin option.
10279 (General_options::has_plugins): New function.
10280 (General_options::plugins): New function.
10281 (General_options::add_plugin): New function.
10282 (General_options::plugins_): New field.
10283 * plugin.cc: New file.
10284 * plugin.h: New file.
10285 * readsyms.cc: Include "plugin.h".
10286 (Read_symbols::do_read_symbols): Check for archive before checking
10287 for ELF file. Call plugin hooks to claim files.
10288 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10289 from a real object file; force override when processing replacement
10290 files.
10291 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10292 (Symbol::init_base_object): Likewise.
10293 (Symbol::init_base_output_data): Likewise.
10294 (Symbol::init_base_output_segment): Likewise.
10295 (Symbol::init_base_constant): Likewise.
10296 (Symbol::init_base_undefined): Likewise.
10297 (Symbol::output_section): Assert that object is not a plugin.
10298 (Symbol_table::add_from_pluginobj): New function.
10299 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10300 undefined.
10301 (Symbol_table::sized_write_globals): Likewise.
10302 (Symbol_table::add_from_pluginobj): Instantiate template.
10303 * symtab.h (Sized_pluginobj): Declare.
10304 (Symbol::in_real_elf): New function.
10305 (Symbol::set_in_real_elf): New function.
10306 (Symbol::in_real_elf_): New field.
10307 (Symbol_table::add_from_pluginobj): New function.
10308
10309 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10310 (LIBDL): New variable.
10311 (LDADD): Add LIBDL.
10312 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10313 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10314 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10315 (MOSTLYCLEANFILES): Likewise.
10316 * testsuite/Makefile.in: Regenerate.
10317 * testsuite/plugin_test.c: New file.
10318 * testsuite/plugin_test_1.sh: New file.
10319 * testsuite/plugin_test_2.sh: New file.
10320
de31bda5
ILT		 103212008-09-16 Ian Lance Taylor <iant@google.com>
10322
9c2d0ef9
ILT		 10323 * target-reloc.h (relocate_section): Check whether a symbol is
10324 defined by the ABI before reporting an undefined symbol error.
10325 * target.h (Target::is_defined_by_abi): Make parameter const.
10326 (Target::do_is_defined_by_abi): Likewise.
10327 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10328 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10329 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10330 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10331 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10332 * testsuite/Makefile.in: Rebuild.
10333
de31bda5
ILT		 10334 * fileread.cc (make_view): Add casts to avoid warning.
10335
9fa33bee
AO		 103362008-09-16 Alexandre Oliva <aoliva@redhat.com>
10337
10338 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10339 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10340
183fd0e3
AO		 103412008-09-16 Alexandre Oliva <aoliva@redhat.com>
10342
10343 * options.h (General_options::output_is_executable): New.
10344 (General_options::output_is_pie): New.
10345 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10346 for shared libraries.
10347 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10348
7be8330a
CD		 103492008-09-11 Chris Demetriou <cgd@google.com>
10350
10351 * options.h (origin): New -z option.
10352 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10353 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10354 in DT_FLAGS_1.
10355
a9caad02
CC		 103562008-09-05 Cary Coutant <ccoutant@google.com>
10357
10358 * fileread.cc (File_read::make_view): Add check for attempt to map
10359 beyond end of file.
10360
ae6dce4d
CC		 103612008-09-05 Cary Coutant <ccoutant@google.com>
10362
10363 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10364 explicit instantiations.
10365
d7ab2a47
KVH		 103662008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10367
10368 PR gold/6858
10369 * options.cc (General_options::finalize): Allow undefined symbols
10370 in shlibs if linking -shared.
10371
10372 PR gold/6859
10373 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10374 symbols as not needing a dynsym entry.
10375
1e52a9c1
CS		 103762008-08-20 Craig Silverstein <csilvers@google.com>
10377
10378 * fileread.cc (File_read::open): Do not lock the file unless it
10379 was successfully opened.
10380
d85c80a3
CC		 103812008-08-14 Cary Coutant <ccoutant@google.com>
10382
10383 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10384 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10385 * testsuite/tls_test.cc (struct int128): 128-bit struct
10386 for testing TLS relocs with non-zero addend.
10387 (v12): New TLS variable.
10388 (t12): New test.
10389 (t_last): Add check for v12.
10390 * testsuite/tls_test.h (t12): New function.
10391 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10392
2d924fd9
ILT		 103932008-08-13 Ian Lance Taylor <iant@google.com>
10394
10395 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10396 set tls_segment_ or relro_segment_.
10397 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10398 when appropriate.
10399 * output.h (Output_section::clear_is_relro): New function.
10400 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10401 sections specially even when output_data_ is empty.
10402 (Output_segment::maximum_alignment): When first section is relro,
10403 only force alignment for PT_LOAD segments.
10404 * script.cc (script_data_segment_align): New function.
10405 (script_data_segment_relro_end): New function.
10406 * script-c.h (script_data_segment_align): Declare.
10407 (script_data_segment_relro_end): Declare.
10408 * script-sections.h (class Script_sections): Declare
10409 data_segment_align and data_segment_relro_end. Add fields
10410 segment_align_index_ and saw_relro_end_.
10411 * script-sections.cc (class Sections_element): Add set_is_relro
10412 virtual function. Add new bool* parameter to place_orphan_here.
10413 Add get_output_section virtual function.
10414 (class Output_section_definition): Add set_is_relro. Add new
10415 bool* parameter to place_orphan_here. Add get_output_section.
10416 Add is_relro_ field.
10417 (Output_section_definition::Output_section_definition): Initialize
10418 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10419 and is_relro_ fields.
10420 (Output_section_definition::place_orphan_here): Add is_relro
10421 parameter.
10422 (Output_section_definition::set_section_addresses): Set relro for
10423 output section.
10424 (Output_section_definition::alternate_constraint): Likewise.
10425 (class Orphan_output_section): Add new bool* parameter to
10426 place_orphan_here. Add get_output_section.
10427 (Orphan_output_section::place_orphan_here): Add is_relro
10428 parameter.
10429 (Script_sections::Script_sections): Initialize
10430 data_segment_align_index_ and saw_relro_end_.
10431 (Script_sections::data_segment_align): New function.
10432 (Script_sections::data_segment_relro_end): New function.
10433 (Script_sections::place_orphan): Set or clear is_relro.
10434 (Script_sections::set_section_addresses): Force alignment of first
10435 TLS section.
10436 * yyscript.y (exp): Call script_data_segment_align and
10437 script_data_segment_relro_end.
10438 * testsuite/relro_script_test.t: New file.
10439 * testsuite/relro_test.cc (using_script): Declare.
10440 (t1, t2): Test using_script.
10441 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10442 (relro_script_test_SOURCES): Define.
10443 (relro_script_test_DEPENDENCIES): Define.
10444 (relro_script_test_LDFLAGS): Define.
10445 (relro_script_test_LDADD): Define.
10446 (relro_script_test.so): New target.
10447 * testsuite/Makefile.in: Rebuild.
10448
f827c9a9
CC		 104492008-08-06 Cary Coutant <ccoutant@google.com>
10450
10451 * archive.cc (Archive::total_archives, Archive::total_members)
10452 (Archive::total_members_loaded): New variables.
10453 (Archive::setup): Add parameter. Add option to preread
10454 archive symbols.
10455 (Archive::read_armap): Add counter.
10456 (Archive::get_file_and_offset): New function.
10457 (Archive::get_elf_object_for_member): New function.
10458 (Archive::read_all_symbols): New function.
10459 (Archive::read_symbols): New function.
10460 (Archive::add_symbols): Add counters.
10461 (Archive::include_all_members): Use armap to find members if it's
10462 already built.
10463 (Archive::include_member): Skip reading symbols if already read.
10464 Factored code into Archive::get_file_and_offset and
10465 Archive::get_elf_object_for_member. Changed call to
10466 Mapfile::report_include_archive_member.
10467 (Archive::print_stats): New function.
10468 * archive.h: Declare Object and Read_symbols_data classes.
10469 (Archive::Archive): Add initializers for new members.
10470 (Archive::setup): Add parameter.
10471 (Archive::print_stats): New function.
10472 (Archive::total_archives, Archive::total_members)
10473 (Archive::total_members_loaded): New variables.
10474 (Archive::get_file_and_offset): New function.
10475 (Archive::get_elf_object_for_member): New function.
10476 (Archive::read_all_symbols): New function.
10477 (Archive::read_symbols): New function.
10478 (Archive::Archive_member): New class.
10479 (Archive::members_): New member.
10480 (Archive::num_members_): New member.
10481 * main.cc: Include archive.h.
10482 (main): Call Archive::print_stats.
10483 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10484 archive parameter; member_name is now the fully-decorated name.
10485 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10486 * options.h: (General_options): Add --preread-archive-symbols option.
10487 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10488 Archive::setup.
10489
de4c45bd
ILT		 104902008-08-04 Ian Lance Taylor <iant@google.com>
10491
10492 * symtab.h (Symbol::use_plt_offset): New function.
10493 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10494 * powerpc.cc (Relocate::relocate): Likewise.
10495 * sparc.cc (Relocate::relocate): Likewise.
10496 * x86_64.cc (Relocate::relocate): Likewise.
10497 * testsuite/weak_plt.sh: New test.
10498 * testsuite/weak_plt_main.cc: New test.
10499 * testsuite/weak_plt_shared.cc: New test.
10500 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10501 (check_PROGRAMS): Add weak_plt.
10502 (check_DATA): Add weak_plt_shared.so.
10503 (weak_plt_main_pic.o, weak_plt): New targets.
10504 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10505 * testsuite/Makefile.in: Rebuild.
10506
10507 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10508 gcctestdir/ld.
10509 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10510 * testsuite/Makefile.in: Rebuild.
10511
323ee3f4
AM		 105122008-08-04 Alan Modra <amodra@bigpond.net.au>
10513
10514 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10515 * Makefile.in: Regenerate.
10516 * po/POTFILES.in: Regenerate.
10517
7c07ecec
ILT		 105182008-07-29 Ian Lance Taylor <iant@google.com>
10519
10520 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10521 symbols before other symbols.
10522 * testsuite/script_test_2.cc (test_addr): Declare.
10523 (test_addr_alias): Declare.
10524 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10525 values.
7c07ecec
ILT		 10526 * testsuite/script_test_2.t: Define test_addr_alias and
10527 test_addr.
10528
5778530e
ILT		 105292008-07-24 Ian Lance Taylor <iant@google.com>
10530
2a00e4fb
ILT		 10531 PR 5990
10532 * descriptors.cc: New file.
10533 * descriptors.h: New file.
10534 * gold-threads.h (class Hold_optional_lock): New class.
10535 * fileread.cc: Include "descriptors.h".
10536 (File_read::~File_read): Release descriptor rather than closing
10537 it.
10538 (File_read::open) [file]: Call open_descriptor rather than open.
10539 Set is_descriptor_opened_.
10540 (File_read::open) [memory]: Assert that descriptor is not open.
10541 (File_read::reopen_descriptor): New function.
10542 (File_read::release): Release descriptor.
10543 (File_read::do_read): Make non-const. Reopen descriptor.
10544 (File_read::read): Make non-const.
10545 (File_read::make_view): Reopen descriptor.
10546 (File_read::do_readv): Likewise.
10547 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10548 Update declarations.
10549 * layout.cc: Include "descriptors.h".
10550 (Layout::create_build_id): Use open_descriptor rather than open.
10551 * output.cc: Include "descriptors.h".
10552 (Output_file::open): Use open_descriptor rather than open.
10553 * archive.cc (Archive::const_iterator): Change Archive to be
10554 non-const.
10555 (Archive::begin, Archive::end): Make non-const.
10556 (Archive::count_members): Likewise.
10557 * archive.h (class Archive): Update declarations.
10558 * object.h (Object::read): Make non-const.
10559 * Makefile.am (CCFILES): Add descriptors.cc.
10560 (HFILES): Add descriptors.h.
10561 * Makefile.in: Rebuild.
10562
801647d1
ILT		 10563 PR 6716
10564 * gold.h: Always include <clocale>. Add Solaris workarounds
10565 following code in binutils/sysdep.h.
10566
5edd166e
ILT		 10567 PR 6048
10568 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10569 this->eh_frame_hdr_ is NULL before using it.
10570
c89ad728
ILT		 10571 * dynobj.cc (Versions::Versions): Update comment.
10572
aa86f06b
ILT		 10573 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10574 the base version name.
10575
5778530e
ILT		 10576 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10577 array size plus one.
10578 (Stringpool_template::set_string_offsets): Subtract one from key
10579 before using it as an array index.
10580 (Stringpool_template::get_offset_with_length): Likewise.
10581 (Stringpool_template::write_to_buffer): Likewise.
10582 * stringpool.h (Stringpool_template::get_offset_from_key):
10583 Likewise.
10584
057ead22
ILT		 105852008-07-23 Ian Lance Taylor <iant@google.com>
10586
7f649c59
ILT		 10587 PR 6658
10588 * object.h (Merged_symbol_value::value): Do our best to handle a
10589 negative addend.
10590
057ead22
ILT		 10591 PR 6647
10592 * script.cc (Version_script_info::get_versions): Don't add empty
10593 version tag to return value.
10594 (Version_script_info::get_symbol_version_helper): Change return
10595 type to bool. Add pversion parameter. Change all callers.
10596 (script_register_vers_node): Don't require a non-NULL tag.
10597 * script.h (class Version_script_info): Update declarations.
10598 (Version_script_info::get_symbol_version): Change return type to
10599 bool. Add version parameter. Change all callers.
10600 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10601 handling. Handle an empty version from a version script.
10602 (Symbol_table::define_special_symbol): Likewise.
10603 * testsuite/ver_test_10.script: New file.
10604 * testsuite/ver_test_10.sh: New file.
10605 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10606 (check_DATA): Add ver_test_10.syms.
10607 (ver_test_10.syms, ver_test_10.so): New target.
10608 * testsuite/Makefile.in: Rebuild.
10609
58e54ac2
CD		 106102008-07-23 Simon Baldwin <simonb@google.com>
10611
10612 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10613 to zero for undefined symbols from dynamic libraries.
10614
95d14cd3
ILT		 106152008-07-23 Ian Lance Taylor <iant@google.com>
10616
10617 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10618 Change all callers.
10619 * symtab.h (class Symbol_table): Update declaration.
10620 * testsuite/ver_test_9.cc: New file.
10621 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10622 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10623 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10624 (ver_test_9.so, ver_test_9.o): New targets.
10625 * testsuite/Makefile.in: Rebuild.
10626
92de84a6
ILT		 106272008-07-22 Ian Lance Taylor <iant@google.com>
10628
34810851
ILT		 10629 * options.h (class General_options): Define --check-sections.
10630 * layout.cc (Layout::set_segment_offsets): Handle
10631 --check-sections.
10632
af6156ef
ILT		 10633 * options.h (class General_options): Define -n/--nmagic and
10634 -N/--omagic.
10635 * options.cc (General_options::finalize): For -n/--nmagic or
10636 -N/--omagic, set -static.
10637 * layout.cc (Layout::attach_allocated_section_to_segment): If
10638 -N/--omagic, don't put read-only and read-write sections in
10639 different segments.
10640 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10641 finding a read-only segment.
10642 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10643 don't set the minimum segment alignment to the common page size,
10644 and don't set the file offset to the address modulo the page size.
10645 * script-sections.cc (Script_sections::create_segments): If
10646 -n/--omagic, don't put read-only and read-write sections in
10647 different segments.
10648
92de84a6
ILT		 10649 * cref.cc: New file.
10650 * cref.h: New file.
10651 * options.h (class General_options): Add --print-symbol-counts.
10652 * main.cc (main): Issue defined symbol report if requested.
10653 * archive.cc (Archive::interpret_header): Make into a const member
10654 function.
10655 (Archive::add_symbols): Call Input_objects::archive_start and
10656 archive_stop.
10657 (Archive::const_iterator): Define new class.
10658 (Archive::begin, Archive::end): New functions.
10659 (Archive::include_all_members): Rewrite to use iterator.
10660 (Archive::count_members): New function.
10661 * archive.h (class Archive): Update declarations.
10662 (Archive::filename): New function.
10663 * object.cc: Include "cref.h".
10664 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10665 (Sized_relobj::do_get_global_symbol_counts): New function.
10666 (Input_objects::add_object): Add object to cross-referencer.
10667 (Input_objects::archive_start): New function.
10668 (Input_objects::archive_stop): New function.
10669 (Input_objects::print_symbol_counts): New function.
10670 * object.h: Declare Cref and Archive.
10671 (Object::get_global_symbol_counts): New function.
10672 (Object::do_get_global_symbol_counts): New pure virtual function.
10673 (class Sized_relobj): Add defined_count_ field. Update
10674 declarations.
10675 (class Input_objects): Add cref_ field. Update constructor.
10676 Update declarations.
10677 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10678 defined_count_.
10679 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10680 symbol counts.
10681 (Sized_dynobj::do_get_global_symbol_counts): New function.
10682 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10683 defined_count_. Update declarations. Define Symbols typedef.
10684 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10685 parameter. Change all callers.
10686 (Symbol_table::add_from_dynobj): Add sympointers and defined
10687 parameters. Change all callers.
10688 * symtab.h (class Symbol_table): Update declarations.
10689 * Makefile.am (CCFILES): Add cref.cc.
10690 (HFILES): Add cref.h.
10691 * Makefile.in: Rebuild.
10692
3f7c5e1d
CD		 106932008-07-22 Simon Baldwin <simonb@google.com>
10694
10695 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10696 to zero when writing undefined symbols.
10697
e0b64032
ILT		 106982008-07-22 Ian Lance Taylor <iant@google.com>
10699
10700 * output.cc (Output_section::add_input_section): Don't try to
10701 merge empty merge sections.
10702
096b02cf
CS		 107032008-07-21 Craig Silverstein <csilvers@google.com>
10704
10705 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10706 Include symbol version in error message.
cd536b21 10707
1d1f116d
CD		 107082008-07-20 Chris Demetriou <cgd@google.com>
10709
cd536b21 10710 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10711 (RANDOM_SEED_CFLAGS): New substituted variable.
10712 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10713 * configure: Rebuild.
10714 * Makefile.in: Likewise.
10715 * testsuite/Makefile.in: Likewise.
10716
a18f591e
ILT		 107172008-07-18 Ian Lance Taylor <iant@google.com>
10718
10719 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10720 where we see NAME/NULL and NAME/VERSION as separate symbols.
10721 * testsuite/ver_test_main.cc (main): Call t4.
10722 (t4, t4_2a): Define.
10723 * testsuite/ver_test_2.cc (t4_2): Define.
10724 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10725 * testsuite/ver_test_4.cc (t4_2a): Define.
10726 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10727 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10728
c6e3f6ed
ILT		 107292008-07-17 Ian Lance Taylor <iant@google.com>
10730
10731 * dynobj.cc (Versions::add_def): If we give an error about a
10732 missing version, go ahead and create the version anyhow.
10733
ef9beddf
ILT		 107342008-07-10 Ian Lance Taylor <iant@google.com>
10735
10736 Handle output sections with more than 0x7fffffff bytes.
10737 * object.h (class Relobj): Change map_to_output_ to
10738 output_sections_, and just keep a section pointer. Change all
10739 uses. Move comdat group support to Sized_relobj.
10740 (Relobj::is_section_specially_mapped): Remove.
10741 (Relobj::output_section): Remove poff parameter. Change all
10742 callers.
10743 (Relobj::output_section_offset): New function.
10744 (Relobj::set_section_offset): Rewrite.
10745 (Relobj::map_to_output): Remove.
10746 (Relobj::output_sections): New function.
10747 (Relobj::do_output_section_offset): New pure virtual function.
10748 (Relobj::do_set_section_offset): Likewise.
10749 (class Sized_relobj): Add section_offsets_ field. Add comdat
10750 group support from Relobj. Update declarations.
10751 (Sized_relobj::get_output_section_offset): New function.
10752 (Sized_relobj::do_output_section_offset): New function.
10753 (Sized_relobj::do_set_section_offset): New function.
10754 * object.cc (Relobj::output_section_address): Remove.
10755 (Sized_relobj::Sized_relobj): Initialize new fields.
10756 (Sized_relobj::include_section_group): Cast find_kept_object to
10757 Sized_relobj.
10758 (Sized_relobj::include_linkonce_section): Likewise.
10759 (Sized_relobj::do_layout): Use separate arrays for output section
10760 and output offset.
10761 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10762 output_sections.
10763 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10764 output_sections and section_offsets.
10765 (Sized_relobj::write_local_symbols): Likewise.
10766 (map_to_kept_section): Compute output address directly.
10767 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10768 output_sections and section_offsets.
10769 (Sized_relobj::write_sections): Likewise.
10770 (Sized_relobj::relocate_sections): Likewise.
10771 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10772 * output.h (class Output_reloc): Update declarations. Change
10773 u2_.relobj to Sized_relobj*.
10774 (class Output_data_reloc): Change add functions to use
10775 Sized_relobj*.
10776 * output.cc (Output_reloc::Output_reloc): Change relobj to
10777 Sized_relobj*.
10778 (Output_reloc::local_section_offset): Change return type to
10779 Elf_Addr. Use get_output_section_offset.
10780 (Output_reloc::get_address): Likewise.
10781 (Output_section::is_input_address_mapped): Don't call
10782 is_section_specially_mapped.
10783 (Output_section::output_offset): Likewise.
10784 (Output_section::output_address): Likewise.
10785 (Output_section::starting_output_address): Likewise.
10786 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10787 parameter to Sized_relobj*.
10788 (Copy_relocs::need_copy_reloc): Likewise.
10789 (Copy_relocs::save): Likewise.
10790 * copy-relocs.h (class Copy_relocs): Update declarations.
10791 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10792 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10793 * target-reloc.h (relocate_for_relocatable): Change
10794 offset_in_output_section type to Elf_Addr. Change code that uses
10795 it as well.
10796 * layout.cc (Layout::layout): Always set *off.
10797 * mapfile.cc (Mapfile::print_input_section): Use
10798 output_section_offset.
10799 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10800 Sized_relobj*.
10801 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10802 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10803 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10804
5cb66f97
ILT		 108052008-07-03 Ian Lance Taylor <iant@google.com>
10806
10807 * layout.cc (Layout::include_section): Do not discard unrecognized
10808 SHT_STRTAB sections.
10809
afe47622
CS		 108102008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10811
10812 * script.cc (Lex::can_continue_name): Make '?' allowable in
10813 version-script names.
10814 * testsuite/version_script.map: Change glob pattern to use '?'
10815
5adf9721
ILT		 108162008-06-30 Manish Singh <yosh@gimp.org>
10817
10818 PR 6585
10819 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10820 Correct typo.
10821
e6fde208
ILT		 108222008-06-30 Ian Lance Taylor <iant@google.com>
10823
10824 PR 6660
10825 PR 6682
10826 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10827 versions]: Don't try to read the value in the contents, since we
10828 don't use it. Use the template endianness when writing.
10829
3f2e6a2d
CC		 108302008-06-25 Cary Coutant <ccoutant@google.com>
10831
10832 * fileread.cc (File_read::make_view): Assert on zero-length view.
10833 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10834 symbol table when there are no symbols to read.
10835
c43d3a48
CS		 108362008-06-23 Craig Silverstein <csilvers@google.com>
10837
10838 * version.cc (version_string): Bump to 1.7
10839
5f494ea0
CS		 108402008-06-18 Craig Silverstein <csilvers@google.com>
10841
10842 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10843 constant 0xFFFF to type Valtype.
10844 (Powerpc_relocate_functions::rel16_ha): Likewise.
10845
c42e122e
ILT		 108462008-06-17 Ian Lance Taylor <iant@google.com>
10847
f34787f8
ILT		 10848 * output.h (Output_section::Input_section): Initialize p2align_ to
10849 zero for Output_section_data constructors.
10850 (Output_section::Input_section::addralign): If not an input
10851 section, return the alignment of the Output_section_data.
10852 * testsuite/copy_test.cc: New file.
10853 * testsuite/copy_test_1.cc: New file.
10854 * testsuite/copy_test_2.cc: New file.
10855 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10856 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10857 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10858 (copy_test_1_pic.o, copy_test_1.so): New targets.
10859 (copy_test_2_pic.o, copy_test_2.so): New targets.
10860 * testsuite/Makefile.in: Rebuild.
10861
c42e122e
ILT		 10862 * script-sections.cc (Script_sections::place_orphan): Initialize
10863 local variable exact.
10864
ce3ac18a
DE		 108652008-06-13 David Edelsohn <edelsohn@gnu.org>
10866
10867 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10868
42cacb20
DE		 108692008-06-12 David Edelsohn <edelsohn@gnu.org>
10870 David S. Miller <davem@davemloft.net>
10871
10872 * powerpc.cc: New file.
10873 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10874 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10875 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10876 * Makefile.in: Rebuild.
10877
7b308235
ILT		 108782008-06-09 Ian Lance Taylor <iant@google.com>
10879
10880 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10881 <exception>.
10882 (throwing, orig_terminate): New static variables.
10883 (terminate_handler): New static function.
10884 (t2): Set terminate handler.
10885
f0b886e3
ILT		 108862008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10887
10888 PR 6584
cd536b21 10889 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10890 alignment.
10891
3e90f135
CC		 108922008-05-30 Cary Coutant <ccoutant@google.com>
10893
10894 * archive.cc (Archive::include_all_members) Correct to step
10895 over symbol table and extended name table in thin archives.
10896
e09ad04a
ILT		 108972008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10898
10899 PR 6407
10900 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10901 calculation.
10902
62b01cb5
ILT		 109032008-05-28 Caleb Howe <cshowe@google.com>
10904
10905 * reduced_debug_output.cc: New file.
10906 * reduced_debug_output.h: New file.
92de84a6 10907 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10908 * options.cc (General_options::finalize): Add strip_debug_non_line
10909 to the strip heirarchy.
10910 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10911 fields.
10912 * layout.cc: Include "reduced_debug_output.h".
10913 (Layout::Layout): Initialize new fields.
10914 (line_only_debug_sections): New static array.
10915 (is_lines_only_debug_sections): New static inline function.
10916 (Layout::include_section): Handle --strip-debug-non-line.
10917 (Layout::make_output_section): If --strip-debug-non-line, build
10918 new output sections for .debug_abbrev and .debug_info.
10919 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10920 gold. Warn about possible overflow.
10921 (read_signed_LEB_128): Likewise.
10922 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10923 (read_signed_LEB_128): Declare.
10924 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10925 (HFILES): Add reduced_debug_output.h.
10926 * Makefile.in: Rebuild.
10927
7d9e3d98
ILT		 109282008-05-21 Ian Lance Taylor <iant@google.com>
10929
10930 * mapfile.cc: New file.
10931 * mapfile.h: New file.
10932 * options.h (class General_options): Add -M/--print-map and -Map.
10933 * options.cc (General_options::finalize): Make -M equivalent to
10934 -Map -.
10935 * main.cc: Include <cstdio> and "mapfile.h".
10936 (main): Open mapfile if requested.
10937 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10938 constructor. Change caller.
10939 (queue_initial_tasks): Add mapfile parameter. Change caller.
10940 (queue_middle_tasks): Likewise.
10941 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10942 declarations.
10943 * archive.cc: Include "mapfile.h".
10944 (Archive::add_symbols): Add mapfile parameter. Change all
10945 callers. Pass mapfile, symbol, and reason to include_member.
10946 (Archive::include_all_members): Add mapfile parameter. Change all
10947 callers.
10948 (Archive::include_member): Add mapfile, sym, and why parameters.
10949 Change all callers. Report inclusion to map file.
10950 * archive.h: Include "fileread.h".
10951 (class Archive): Update declarations.
10952 (Archive::file): New const method.
10953 (class Add_archive_symbols): Add mapfile_ field. Update
10954 constructor. Change all callers.
10955 * readsyms.h (class Read_symbols): Likewise.
10956 (class Finish_group): Likewise.
10957 (class Read_script): Likewise.
10958 * common.cc: Include "mapfile.h".
10959 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10960 all callers.
10961 (Symbol_table::do_allocate_commons): Likewise.
10962 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10963 symbol allocation to mapfile.
10964 * common.h (class Allocate_commons_task): Add mapfile_ field.
10965 Update constructor. Change all callers.
10966 * symtab.h (class Symbol_table): Update declarations.
10967 * layout.cc: Include "mapfile.h".
10968 (Layout_task_runner::run): Print information to mapfile.
10969 (Layout::create_gold_note): Change Output_data_fixed_space to
10970 Output_data_zero_fill.
10971 (Layout::create_build_id): Likewise.
10972 (Layout::print_to_mapfile): New function.
10973 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10974 constructor. Change caller.
10975 (class Layout): Declare print_to_mapfile.
10976 * output.cc (Output_section::Input_section::print_to_mapfile): New
10977 function.
10978 (Output_section::add_input_section): If producing a map, always
10979 add to input_sections_ list.
10980 (Output_section::do_print_to_mapfile): New function.
10981 (Output_segment::print_sections_to_mapfile): New function.
10982 (Output_segment::print_section_list_to_mapfile): New function.
10983 * output.h: Include "mapfile.h".
10984 (Output_data::print_to_mapfile): New function.
10985 (Output_data::do_print_to_mapfile): New virtual function.
10986 (Output_segment_headers::do_print_to_mapfile): New function.
10987 (Output_file_header::do_print_to_mapfile): New function.
10988 (Output_data_const::do_print_to_mapfile): New function.
10989 (class Output_data_const_buffer): Add map_name_ field. Update
10990 constructor. Change all callers. Add do_print_to_mapfile
10991 function.
10992 (class Output_data_fixed_space): Likewise.
10993 (class Output_data_space): Likewise.
10994 (class Output_data_zero_fill): New class.
10995 (Output_data_strtab::do_print_to_mapfile): New function.
10996 (Output_data_reloc_base::do_print_to_mapfile): New function.
10997 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10998 (Output_data_group::do_print_to_mapfile): New function.
10999 (Output_data_got::do_print_to_mapfile): New function.
11000 (Output_data_dynamic::do_print_to_mapfile): New function.
11001 (Output_symtab_xindex::do_print_to_mapfile): New function.
11002 (class Output_section): Declare do_print_to_mapflie. Declare
11003 print_to_mapfile in Input_section.
11004 (class Output_segment): Declare new functions.
11005 * object.h (Sized_relobj::symbol_count): New function.
11006 * script-sections.cc
11007 (Output_section_element_dot_assignment::set_section_addresses):
11008 Change Output_data_fixed_space to Output_data_zero_fill.
11009 (Output_data_expression::do_print_to_mapfile): New function.
11010 * script.cc (read_input_script): Add mapfile parameter. Change
11011 all callers.
11012 * script.h (read_input_script): Update declaration.
11013 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
11014 (Eh_frame::do_print_to_mapfile): New function.
11015 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
11016 (Output_merge_string::do_print_to_mapfile): New function.
11017 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
11018 function.
11019 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
11020 function.
11021 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
11022 function.
11023 * Makefile.am (CCFILES): Add mapfile.cc.
11024 (HFILES): Add mapfile.h.
11025 * Makefile.in: Rebuild.
11026
9f1d377b
ILT		 110272008-05-19 Ian Lance Taylor <iant@google.com>
11028
11029 * options.h (class General_options): Add -z relro.
11030 * layout.cc (Layout::Layout): Initialize relro_segment_.
11031 (Layout::add_output_section_data): Return the output section.
11032 (Layout::make_output_section): Rcognize relro sections and mark
11033 them appropriately.
11034 (Layout::attach_allocated_section_to_segment): Put relro sections
11035 in a PT_GNU_RELRO segment.
11036 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11037 section as relro.
11038 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11039 PT_TLS segments.
11040 (Layout::linkonce_mapping): Map d.rel.ro.local to
11041 .data.rel.ro.local.
11042 (Layout::output_section_name): Us .data.rel.ro.local for any
11043 section which begins with that.
11044 * layout.h (class Layout): Update add_output_section_data
11045 declaration. Add relro_segment_ field.
11046 * output.cc (Output_section::Output_section): Initialize is_relro_
11047 and is_relro_local_ fields.
11048 (Output_segment::add_output_section): Group relro sections.
11049 (Output_segment::is_first_section_relro): New function.
11050 (Output_segment::maximum_alignment): If there is a relro section,
11051 align the segment to the common page size.
11052 (Output_segment::set_section_addresses): Track whether we are
11053 looking at relro sections. If the last section is a relro
11054 section, align to the common page size.
11055 (Output_segment::set_section_list_addresses): Add in_relro
11056 parameter. Change all callers. Align to the page size when
11057 moving from relro to non-relro section.
11058 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11059 segment.
11060 * output.h (class Output_section): Add is_relro_ and
11061 is_relro_local_ fields.
11062 (Output_section::is_relro): New function.
11063 (Output_section::set_is_relro): New function.
11064 (Output_section::is_relro_local): New function.
11065 (Output_section::set_is_relro_local): New function.
11066 (class Output_segment): Update declarations.
11067 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11068 * sparc.cc (Target_sparc::got_section): Likewise.
11069 * x86_64.cc (Target_x86_64::got_section): Likewise.
11070 * testsuite/relro_test_main.cc: New file.
11071 * testsuite/relro_test.cc: New file.
11072 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11073 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11074 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11075 (relro_test.so, relro_test_pic.o): New targets.
11076 * testsuite/Makefile.in: Rebuild.
11077
a984ee1d
ILT		 110782008-05-16 Ian Lance Taylor <iant@google.com>
11079
01676dcd
ILT		 11080 * output.cc (Output_segment::add_output_section): Remove front
11081 parameter.
11082 * output.h (class Output_segment): Remove
11083 add_initial_output_section and overloaded add_output_section.
11084 Update declaration of remaining add_output_section.
11085 * layout.cc (Layout::create_interp): Call add_output_section
11086 rather than add_initial_output_section.
11087 (Layout::finish_dynamic_section): Likewise.
11088
497897f9
ILT		 11089 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11090 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11091 know the dynamic type.
11092 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11093 field. Initialize it in constructor.
11094 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11095 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11096 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11097 reloc.
11098
a984ee1d
ILT		 11099 * output.cc (Output_reloc::get_address): Change return type to
11100 Elf_Addr.
11101 * output.h (class Output_reloc): Update get_address declaration.
11102 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11103 for section addresses.
11104
55ba0940
ILT		 111052008-05-09 Ian Lance Taylor <iant@google.com>
11106
11107 PR 6493
11108 * gold.cc (gold_nomem): Use return value of write.
11109
75517b77
ILT		 111102008-05-08 Ian Lance Taylor <iant@google.com>
11111
11112 * symtab.c (Symbol::init_base_output_data): Add version
11113 parameter. Change all callers.
11114 (Symbol::init_base_output_segment): Likewise.
11115 (Symbol::init_base_constant): Likewise.
11116 (Symbol::init_base_undefined): Likewise.
11117 (Sized_symbol::init_output_data): Likewise.
11118 (Sized_symbol::init_output_segment): Likewise.
11119 (Sized_symbol::init_constant): Likewise.
11120 (Sized_symbol::init_undefined): Likewise.
11121 (Symbol_table::do_define_in_output_data): If the new symbol has a
11122 version, mark it as the default.
11123 (Symbol_table::do_define_in_output_segment): Likewise.
11124 (Symbol_table::do_define_as_constant): Likewise.
11125 * symtab.h (class Symbol): Update declarations.
11126 (class Sized_symbol): Likewise.
11127 * resolve.cc (Symbol::override_version): New function.
c42e122e 11128 (Symbol::override_base): Call override_version.
75517b77
ILT		 11129 (Symbol::override_base_with_special): Likewise.
11130 * testsuite/ver_script_8.script: New file.
11131 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11132 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11133 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11134 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11135
f1f70eae
ILT		 111362008-05-06 Ian Lance Taylor <iant@google.com>
11137
f3e9c5c5
ILT		 11138 PR 6049
11139 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11140 functions.
11141 (class General_options): Remove existing --undefined, and add
11142 --no-undefined instead. Add new --undefined as synonym for -u.
11143 * archive.cc (Archive::add_symbols): Check whether symbol was
11144 named with -u.
11145 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11146 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11147 all uses. Add IS_UNDEFINED. Update declarations to split
11148 different versions of init_base. Declare init_base_undefined.
11149 (Symbol::is_defined): Handle IS_UNDEFINED.
11150 (Symbol::is_undefined): Likewise.
11151 (Symbol::is_weak_undefined): Call is_undefined.
11152 (Symbol::is_absolute): Handle IS_CONSTANT.
11153 (class Sized_symbol): Update declarations to split different
11154 versions of init. Declare init_undefined.
11155 (class Symbol_table): Declare new functions.
11156 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11157 Change all callers.
11158 (Symbol::init_base_output_data): Likewise.
11159 (Symbol::init_base_output_segment): Likewise.
11160 (Symbol::init_base_constant): Likewise.
11161 (Symbol::init_base_undefined): New function.
11162 (Sized_symbol::init_object): Rename from init. Change all
11163 callers.
11164 (Sized_symbol::init_output_data): Likewise.
11165 (Sized_symbol::init_output_segment): Likewise.
11166 (Sized_symbol::init_constant): Likewise.
11167 (Sized_symbol::init_undefined): New function.
11168 (Symbol_table::add_undefined_symbols_from_command_line): New
11169 function.
11170 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11171 function.
11172 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11173 (Symbol::output_section): Likewise.
11174 (Symbol::set_output_section): Likewise.
11175 (Symbol_table::sized_finalize_symbol): Likewise.
11176 (Symbol_table::sized_write_globals): Likewise.
11177 * resolve.cc (Symbol_table::should_override): Likewise.
11178 (Symbol::override_base_with_special): Likewise.
11179
8bdcdf2c
ILT		 11180 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11181 symbol, change it to have default visibility.
11182 * testsuite/protected_1.cc: New file.
11183 * testsuite/protected_2.cc: New file.
11184 * testsuite/protected_3.cc: New file.
11185 * testsuite/protected_main_1.cc: New file.
11186 * testsuite/protected_main_2.cc: New file.
11187 * testsuite/protected_main_3.cc: New file.
11188 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11189 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11190 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11191 (protected_1.so): New target.
11192 (protected_1_pic.o, protected_2_pic.o): New targets.
11193 (protected_3_pic.o): New target.
11194 (check_PROGRAMS): Add protected_2.
11195 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11196 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11197 * testsuite/Makefile.in: Rebuild.
11198
2b706932
ILT		 11199 * options.h (DEFINE_var): Add set_user_set_##varname__.
11200 (DEFINE_bool_alias): New macro.
11201 (class General_options): Define -Bstatic using DEFINE_bool_alias
11202 rather than DEFINE_special. Add --undefined as an alias for -z
11203 defs.
11204 * options.cc (General_options::parse_Bstatic): Remove.
11205
d82a5bcc
ILT		 11206 * options.h (class General_options): Add --fatal-warnings.
11207 * main.cc (main): Implement --fatal-warnings.
11208 * errors.h (Errors::warning_count): New function.
11209
f1f70eae
ILT		 11210 * options.h (class General_options): Add -Bsymbolic-functions.
11211 * symtab.h (Symbol::is_preemptible): Check for
11212 -Bsymbolic-functions.
11213
8825ac63
ILT		 112142008-05-05 Ian Lance Taylor <iant@google.com>
11215
d98bc257
ILT		 11216 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11217 as noVARNAME rather than no-VARNAME.
11218 (class General_options): Add option -z combreloc.
11219 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11220 get_address.
11221 (Output_reloc::sort_before) [SHT_REL]: New function.
11222 (Output_reloc::sort_before) [SHT_RELA]: New function.
11223 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11224 Sort_relocs_comparison.
11225 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11226 parameter. Change all callers.
11227 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11228 sort_relocs parameter. Change all callers.
11229 * output.cc (Output_reloc::get_address): New function, broken out
11230 of write_rel.
11231 (Output_reloc::write_rel): Call it.
11232 (Output_reloc::compare): New function.
11233 (Output_data_reloc_base::do_write): Optionally sort relocs.
11234
60b2b4e7
ILT		 11235 * configure.ac: If targ_extra_obj is set, link it in.
11236 * configure.tgt: Initialize all variables.
11237 (x86_64*): Set targ_extra_obj and targ_extra_size.
11238 * configure: Rebuild.
11239
8825ac63
ILT		 11240 * object.cc (Sized_relobj::include_section_group): Adjust section
11241 indexes read from group data. Build vector to pass to
11242 layout_group.
11243 * layout.cc (Layout::layout_group): Add flags and shndxes
11244 parameters. Remove contents parameter. Change caller. Update
11245 explicit instantiations.
11246 * layout.h (class Layout): Update layout_group declaration.
11247 * output.cc (Output_data_group::Output_data_group): Add flags and
11248 input_shndxes parameters. Remove contents parameter. Change
11249 caller.
11250 (Output_data_group::do_write): Change input_sections_ to
11251 input_shndxes_.
11252 * output.h (class Output_data_group): Update constructor
11253 declaration. Rename input_sections_ to input_shndxes_.
11254 * testsuite/many_sections_test.cc: Add template.
11255
e94cf127
CC		 112562008-04-30 Cary Coutant <ccoutant@google.com>
11257
4418b2d5
CC		 11258 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11259
e94cf127
CC		 11260 * layout.cc (Layout::include_section): Refactored check for debug
11261 info section.
11262 (Layout::add_comdat): Add new parameters. Change type
11263 of signature parameter. Add object and shndx to signatures table.
11264 (Layout::find_kept_object): New function.
11265 * layout.h: Include <cstring>.
11266 (Layout::is_debug_info_section): New function.
11267 (Layout::add_comdat): Add new parameters.
11268 (Layout::find_kept_object): New function.
11269 (Layout::Kept_section): New struct.
11270 (Layout::Signatures): Change type of map range.
11271 * object.cc (Relobj::output_section_address): New function.
11272 (Sized_relobj::include_section_group): Add new parameters. Change
11273 calls to Layout::add_comdat. Change to build table of kept comdat
11274 groups and table mapping discarded sections to kept sections.
11275 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11276 (Sized_relobj::do_layout): Change calls to include_section_group and
11277 include_linkonce_section.
11278 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11279 value to zero when section is discarded.
11280 (Sized_relobj::map_to_kept_section): New function.
11281 * object.h (Relobj::output_section_address): New function.
11282 (Relobj::Comdat_group): New type.
11283 (Relobj::find_comdat_group): New function.
11284 (Relobj::Comdat_group_table): New type.
11285 (Relobj::Kept_comdat_section): New type.
11286 (Relobj::Kept_comdat_section_table): New type.
11287 (Relobj::add_comdat_group): New function.
11288 (Relobj::set_kept_comdat_section): New function.
11289 (Relobj::get_kept_comdat_section): New function.
11290 (Relobj::comdat_groups_): New field.
11291 (Relobj::kept_comdat_sections_): New field.
11292 (Symbol_value::input_value): Update comment.
11293 (Sized_relobj::map_to_kept_section) New function.
11294 (Sized_relobj::include_linkonce_section): Add new parameter.
11295 * target-reloc.h (Comdat_behavior): New type.
11296 (get_comdat_behavior): New function.
11297 (relocate_section): Add code to map a discarded section to the
11298 corresponding kept section when applying a relocation.
11299
e4e5049b
CS		 113002008-04-30 Craig Silverstein <csilvers@google.com>
11301
11302 * dwarf_reader.cc (next_generation_count): New static var.
11303 (Addr2line_cache_entry): New struct.
11304 (addr2line_cache): New static var.
11305 (Dwarf_line_info::one_addr2line): Added caching.
11306 (Dwarf_line_info::clear_addr2line_cache): New function.
11307 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11308 cache-size parameter.
11309 (Dwarf_line_info::one_addr2line_cache): New function.
11310 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11311 new cache-size argument to one_addr2line(), and clear cache.
11312
d09e9154
CC		 113132008-04-28 Cary Coutant <ccoutant@google.com>
11314
11315 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11316 R_386_PC8 relocations.
11317
7ef73768
ILT		 113182008-04-23 Ian Lance Taylor <iant@google.com>
11319
55438702
ILT		 11320 * object.cc (Sized_relobj::include_section_group): Check for
11321 invalid section group.
11322
c165fb93
ILT		 11323 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11324 header size.
11325
7ef73768
ILT		 11326 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11327 than read for file header.
11328 * archive.cc (Archive::include_member): Likewise.
11329
6194aaab
L		 113302008-04-23 Paolo Bonzini <bonzini@gnu.org>
11331
11332 * aclocal.m4: Regenerate.
11333 * configure: Regenerate.
11334
d491d34e
ILT		 113352008-04-19 Ian Lance Taylor <iant@google.com>
11336
5ea2bac6
ILT		 11337 * version.cc (version_string): Bump to 1.6.
11338
7bc3e21a
ILT		 11339 * testsuite/Makefile.am (many_sections_r_test): New target.
11340 (many_sections_r_test_SOURCES): Remove.
11341 (many_sections_r_test_DEPENDENCIES): Remove.
11342 (many_sections_r_test_LDFLAGS): Remove.
11343 (many_sections_r_test_LDADD): Remove.
11344
7fcd3aa9
ILT		 11345 * object.cc (Sized_relobj::do_add_symbols): Always pass
11346 local_symbol_count_ to add_from_relobj.
11347
4c94d6ae
ILT		 11348 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11349 every thousand variables.
11350 * testsuite/Makefile.in: Rebuild.
11351
d491d34e
ILT		 11352 * object.cc (Xindex::initialize_symtab_xindex): New function.
11353 (Xindex::read_symtab_xindex): New function.
11354 (Xindex::sym_xindex_to_shndx): New function.
11355 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11356 available.
11357 (Sized_relobj::do_initialize_xindex): New function.
11358 (Sized_relobj::do_read_symbols): Adjust section links.
11359 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11360 parameter. Change all callers.
11361 (Sized_relobj::include_section_group): Adjust section links and
11362 symbol section indexes.
11363 (Sized_relobj::do_layout): Adjust section links.
11364 (Sized_relobj::do_count_local_symbols): Adjust section links and
11365 symbol section indexes.
11366 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11367 ordinary and special symbols.
11368 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11369 dynsym_xindex parameters. Change all callers. Adjust section
11370 links. Use SHN_XINDEX when needed.
11371 (Sized_relobj::get_symbol_location_info): Adjust section links.
11372 Don't get fooled by special symbols.
11373 * object.h (class Xindex): Define.
11374 (class Object): Add xindex_ parameter. Declare virtual functoin
11375 do_initialize_xindex.
11376 (Object::adjust_sym_shndx): New function.
11377 (Object::set_xindex): New protected function.
11378 (class Symbol_value): Add is_ordinary_shndx_ field.
11379 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11380 (Symbol_value::value): Assert ordinary section.
11381 (Symbol_value::initialize_input_to_output_map): Likewise.
11382 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11383 Change all callers.
11384 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11385 all callers.
11386 (class Sized_relobj): Update declarations.
11387 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11388 parameter. Change all callers.
11389 (Sized_relobj::adjust_shndx): New function.
11390 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11391 field.
11392 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11393 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11394 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11395 (Sized_dynobj::read_dynsym_section): Adjust section links.
11396 (Sized_dynobj::read_dynamic): Likewise.
11397 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11398 section links.
11399 (Sized_dynobj::do_initialize_xindex): New function.
11400 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11401 do_initialize_xindex.
11402 (Sized_dynobj::adjust_shndx): New function.
11403 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11404 dynsym_xindex_ fields.
11405 (Layout::finalize): Add a call to set_section_indexes before
11406 creating the symtab sections.
11407 (Layout::set_section_indexes): Don't do anything if the section
11408 already has a section index.
11409 (Layout::create_symtab_sections): Add shnum parameter. Change
11410 caller. Create .symtab_shndx section if needed.
11411 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11412 caller.
11413 (Layout::allocated_output_section_count): New function.
11414 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11415 needed.
11416 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11417 fields. Update declarations.
11418 (Layout::symtab_xindex): New function.
11419 (Layout::dynsym_xindex): New function.
11420 (class Write_symbols_task): Add layout_ field.
11421 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11422 Change caller.
11423 * output.cc (Output_section_headers::Output_section_headers): Add
11424 shstrtab_section parameter. Change all callers.
11425 (Output_section_headers::do_sized_write): Store overflow values
11426 for section count and section string table section index in
11427 section header zero.
11428 (Output_file_header::do_sized_write): Check for overflow of
11429 section count and section string table section index.
11430 (Output_symtab_xindex::do_write): New function.
11431 (Output_symtab_xindex::endian_do_write): New function.
11432 * output.h (class Output_section_headers): Add shstrtab_section_.
11433 Update declarations.
11434 (class Output_symtab_xindex): Define.
11435 (Output_section::has_out_shndx): New function.
11436 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11437 field.
11438 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11439 Change all callers.
11440 (Sized_symbol::init): Likewise.
11441 (Symbol::output_section): Check for ordinary symbol.
11442 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11443 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11444 callers.
11445 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11446 Change all callers. Simplify handling of symbols from sections
11447 not included in the link.
11448 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11449 distinction.
11450 (Weak_alias_sorter::operator()): Assert that symbols are
11451 ordinary.
11452 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11453 distinction.
11454 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11455 parameters. Change all callers.
11456 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11457 symbol distinction. Use SHN_XINDEX when needed.
11458 (Symbol_table::write_section_symbol): Add symtab_xindex
11459 parameter. Change all callers.
11460 (Symbol_table::sized_write_section_symbol): Likewise. Use
11461 SHN_XINDEX when needed.
11462 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11463 declarations.
11464 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11465 (Symbol::is_defined): Check is_ordinary.
11466 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11467 (Symbol::is_absolute, Symbol::is_common): Likewise.
11468 (class Sized_symbol): Update declarations.
11469 (class Symbol_table): Update declarations.
11470 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11471 parameters. Change all callers.
11472 (Sized_symbol::override): Likewise.
11473 (Symbol_table::override): Likewise.
11474 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11475 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11476 is_ordinary, and orig_st_shndx parameters. Change all callers.
11477 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11478 to be in an ordinary section.
11479 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11480 object and is_ordinary parameters. Change all callers.
11481 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11482 Change all callers. Don't add undefined or non-ordinary symbols
11483 to reloc_map_.
11484 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11485 Change all callers.
11486 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11487 declarations.
11488 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11489 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11490 (Sized_relobj::relocate_sections): Likewise.
11491 * target-reloc.h (scan_relocs): Adjust section symbol index.
11492 (scan_relocatable_relocs): Likewise.
11493 * i386.cc (Scan::local): Check for ordinary symbols.
11494 * sparc.cc (Scan::local): Likewise.
11495 * x86_64.cc (Scan::local): Likewise.
11496 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11497 to symbol_section_and_value.
11498 * testsuite/many_sections_test.cc: New file.
11499 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11500 (check_PROGRAMS): Add many_sections_test.
11501 (many_sections_test_SOURCES): Define.
11502 (many_sections_test_DEPENDENCIES): Define.
11503 (many_sections_test_LDFLAGS): Define.
11504 (BUILT_SOURCES): Add many_sections_define.h.
11505 (many_sections_define.h): New target.
11506 (BUILT_SOURCES): Add many_sections_check.h.
11507 (many_sections_check.h): New target.
11508 (check_PROGRAMS): Add many_sections_r_test.
11509 (many_sections_r_test_SOURCES): Define.
11510 (many_sections_r_test_DEPENDENCIES): Define.
11511 (many_sections_r_test_LDFLAGS): Define.
11512 (many_sections_r_test_LDADD): Define.
11513 (many_sections_r_test.o): New target.
11514 * testsuite/Makefile.in: Rebuild.
11515
c5818ff1
CC		 115162008-04-17 Cary Coutant <ccoutant@google.com>
11517
11518 * errors.cc (Errors::info): New function.
11519 (gold_info): New function.
11520 * errors.h (Errors::info): New function.
11521 * gold.h (gold_info): New function.
11522 * object.cc (Input_objects::add_object): Print trace output.
11523 * options.cc (options::parse_set): New function.
11524 (General_options::parse_wrap): Deleted.
11525 (General_options::General_options): Deleted initializer.
11526 * options.h (options::String_set): New typedef.
11527 (options::parse_set): New function.
11528 (DEFINE_set): New macro.
11529 (General_options::wrap): Changed to use DEFINE_set. Changed
11530 callers of any_wrap_symbols and is_wrap_symbol.
11531 (General_options::trace, General_options::trace_symbol):
11532 New options.
11533 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11534 (General_options::wrap_symbols_): Deleted.
11535 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11536
b5be4a7c
DM		 115372008-04-17 David S. Miller <davem@davemloft.net>
11538
11539 * options.cc (General_options::parse_V): New function.
11540 * options.h: Add entries for -V and -Qy.
11541
155a0dd7
ILT		 115422008-04-17 Ian Lance Taylor <iant@google.com>
11543
11544 * common.cc (Symbol_table::allocate_commons): Remove options
11545 parameter. Change caller.
11546 (Symbol_table::do_allocate_commons): Remove options parameter.
11547 Change caller. Just call do_allocate_commons_list twice.
11548 (Symbol_table::do_allocate_commons_list): New function, broken out
11549 of do_allocate_commons.
11550 * common.h (class Allocate_commons_task): Remove options_ field.
11551 Update constructor.
11552 * symtab.cc (Symbol_table::Symbol_table): Initialize
11553 tls_commons_.
11554 (Symbol_table::add_from_object): Put TLS common symbols on
11555 tls_commons_ list.
11556 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11557 which are IN_OUTPUT_DATA.
11558 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11559 allocate_commons and do_allocate_commons declarations. Declare
11560 do_allocate_commons_list.
11561 * gold.cc (queue_middle_tasks): Update creation of
11562 Allocate_commons_task to not pass options.
11563 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11564 (TLS_TEST_C_FLAGS): New variable.
11565 (tls_test_c_pic.o): New target.
11566 (tls_test_shared.so): Link in tls_test_c_pic.o.
11567 (tls_test_c_pic_ie.o): New target.
11568 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11569 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11570 (tls_test_c.o): New target.
11571 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11572 (tls_pic_test_LDADD): Likewise.
11573 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11574 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11575 (tls_test_c_gnu2.o): New target.
11576 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11577 tls_test_c_gnu2.o.
11578 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11579 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11580 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11581 * testsuite/tls_test.cc: Include "config.h".
11582 (t_last): Call t11_last.
11583 * testsuite/tls_test.h (t11, t11_last): Declare.
11584 * testsuite/tls_test_c.c: New file.
11585 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11586 * configure.ac: Check for OpenMP support.
11587 * configure, config.in, Makefile.in: Rebuild.
11588 * testsuite/Makefile.in: Rebuild.
11589
edfbb029
CC		 115902008-04-16 Cary Coutant <ccoutant@google.com>
11591
11592 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11593 (Target_i386::tls_base_symbol_defined_): New field.
11594 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11595 (Target_i386::Scan::global): Likewise.
11596 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11597 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11598 (Target_x86_64::tls_base_symbol_defined_): New field.
11599 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11600 (Target_x86_64::Scan::global): Likewise.
11601
f3c69fca
CC		 116022008-04-16 Cary Coutant <ccoutant@google.com>
11603
11604 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11605 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11606 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11607 building shared libraries.
11608 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11609 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11610 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11611 * testsuite/Makefile.in: Rebuild.
11612 * testsuite/weak_undef.h: New file.
11613 * testsuite/weak_undef_file1.cc: Add extra test cases.
11614 * testsuite/weak_undef_file2.cc: Likewise.
11615 * testsuite/weak_undef_test.cc: Likewise.
11616
7c414435
DM		 116172008-04-16 David S. Miller <davem@davemloft.net>
11618
32b769e1
DM		 11619 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11620 Add issued_non_pic_error_ field. Declare check_non_pic.
11621 (Target_sparc::Scan::check_non_pic): New function.
11622 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11623 (Target_sparc::Scan::global): Likewise.
11624
11936fb1
DM		 11625 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11626 * configure: Rebuild.
11627
7c414435
DM		 11628 * options.h (DEFINE_enable): New macro.
11629 (new_dtags): New enable option.
11630 (initfirst, interpose, loadfltr, nodefaultlib,
11631 nodelete, nodlopen, nodump): New -z options.
11632 * layout.cc (Layout:finish_dynamic_section): If new
11633 dtags enabled, emit DT_RUNPATH. Also, emit a
11634 DT_FLAGS_1 containing any specified -z flags.
11635
85c7bf8b
ILT		 116362008-04-16 Ian Lance Taylor <iant@google.com>
11637
12c0daef
ILT		 11638 * copy-relocs.cc: New file.
11639 * copy-relocs.h: New file.
11640 * reloc.cc: Remove Copy_relocs code.
11641 * reloc.h: Likewise.
11642 * reloc-types.h (struct Reloc_types) [both versions]: Add
11643 get_reloc_addend_noerror.
11644 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11645 variants of add_global which take an addend which must be zero.
11646 * i386.cc: Include "copy-relocs.h".
11647 (class Target_i386): Change type of copy_relocs_ to variable,
11648 update initializer.
11649 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11650 Change all callers.
11651 (Target_i386::do_finalize_sections): Change handling of
11652 copy_relocs_.
11653 * sparc.cc: Include "copy-relocs.h".
11654 (class Target_sparc): Change type of copy_relocs_ to variable,
11655 update initializer.
11656 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11657 Change all callers.
11658 (Target_sparc::do_finalize_sections): Change handling of
11659 copy_relocs_.
11660 * x86_64.cc: Include "copy-relocs.h".
11661 (class Target_x86_64): Change type of copy_relocs_ to variable,
11662 update initializer.
11663 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11664 class. Change all callers.
11665 (Target_x86_64::do_finalize_sections): Change handling of
11666 copy_relocs_.
11667 * Makefile.am (CCFILES): Add copy-relocs.cc.
11668 (HFILES): Add copy-relocs.h.
11669
4f4995b6
ILT		 11670 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11671
85c7bf8b
ILT		 11672 * testsuite/script_test_4.sh: Permit leading zeroes.
11673
4f2a9edd
ILT		 116742008-04-15 Ian Lance Taylor <iant@google.com>
11675
e6188289
ILT		 11676 * script-sections.cc (Script_sections::create_segments): Use
11677 header_size_adjustment even when there is enough room for the
11678 headers.
11679 * testsuite/script_test_4.sh: New file.
11680 * testsuite/script_test_4.t: New file.
11681 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11682 (check_DATA): Add script_test_4.stdout.
11683 (MOSTLYCLEANFILES): Likewise.
11684 (script_test_4): New target.
11685 (script_test_4.stdout): New target.
11686 * testsuite/Makefile.in: Rebuild.
11687
4f2a9edd
ILT		 11688 * sparc.cc: Add definitions for Output_data_plt_sparc class
11689 constants.
11690
f5314dd5
DM		 116912008-04-14 David S. Miller <davem@davemloft.net>
11692
11693 * sparc.cc: New file.
11694 * Makefile.am (TARGETSOURCES): Add sparc.cc
11695 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11696 * configure.tgt: Document targ_extra_size and
11697 targ_extra_big_endian. Add entries for sparc-* and
11698 sparc64-*.
11699 * configure.ac: Handle targ_extra_size and
11700 targ_extra_big_endian.
11701 * Makefile.in: Rebuild.
11702 * configure: Likewise.
11703 * po/POTFILES.in: Likewise.
11704 * po/gold.pot: Likewise.
11705
154e0e9a
ILT		 117062008-04-14 Ian Lance Taylor <iant@google.com>
11707
11708 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11709 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11710 in the name/type/flags to section mapping. Don't call
11711 allocate_output_section.
11712 (Layout::choose_output_section): Change parameter from adjust_name
11713 to is_input_section. Don't permit input sections after sections
11714 are attached to segments. Don't call allocate_output_section.
11715 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11716 not write_enable_output_section.
11717 (Layout::make_output_section): Don't push to
11718 unattached_section_list_ nor call attach_to_segment. Call
11719 attach_section_to_segment if sections are attached.
11720 (Layout::attach_sections_to_segments): New function.
11721 (Layout::attach_section_to_segment): New function.
11722 (Layout::attach_allocated_section_to_segment): Rename from
11723 attach_to_segment. Remove flags parameter.
11724 (Layout::allocate_output_section): Remove function.
11725 (Layout::write_enable_output_section): Remove function.
11726 * layout.h (class Layout): Update for above changes. Add new
11727 field sections_are_attached_.
11728 * output.h (Output_section::update_flags_for_input_section): New
11729 function.
11730 * output.cc (Output_section::add_input_section): Call
11731 update_flags_for_input_section.
11732 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11733
009a67a2
CC		 117342008-04-11 Cary Coutant <ccoutant@google.com>
11735
11736 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11737 thought unnecessary.
11738 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11739
759b1a24
ILT		 117402008-04-11 Ian Lance Taylor <iant@google.com>
11741
11742 * output.h (class Output_section_data): Remove inline definition
11743 of set_addralign.
11744 * output.cc (Output_section_data::set_addralign): New function.
11745
c2b45e22
CC		 117462008-04-11 Cary Coutant <ccoutant@google.com>
11747
11748 Add support for TLS descriptors for i386 and x86_64.
11749 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11750 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11751 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11752 GOT_TYPE_TLS_DESC.
11753 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11754 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11755 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11756 relocations.
11757 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11758 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11759 Fix problem with initial-exec relocations.
11760 (Target_i386::Relocate::relocate_tls): Likewise.
11761 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11762 relaxation.
11763 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11764 support for section-plus-offset dynamic table entries.
11765 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11766 (Output_data_dynamic::Dynamic_entry): Add support for
11767 section-plus-offset dynamic table entries.
11768 (Output_data_dynamic::Classification): Likewise.
11769 (Output_data_dynamic::classification_): Renamed offset_.
11770 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11771 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11772 (Target_x86_64::make_plt_section): New function.
11773 (Target_x86_64::reserve_tlsdesc_entries): New function.
11774 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11775 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11776 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11777 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11778 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11779 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11780 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11781 add extra PLT entry for TLS descriptors.
11782 (Output_data_plt_x86_64::got_): New field.
11783 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11784 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11785 fields.
11786 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11787 descriptors.
11788 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11789 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11790 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11791 R_386_TLS_DESC_CALL relocations.
11792 (Target_x86_64::Scan::global): Likewise.
11793 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11794 for TLS descriptors.
11795 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11796 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11797 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11798 GD-to-IE relaxation.
11799 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11800 and TLS_DESCRIPTORS.
11801 * Makefile.in: Rebuild.
11802 * configure: Rebuild.
11803 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11804 (tls_test_shared2.so): New target.
11805 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11806 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11807 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11808 (tls_shared_gd_to_ie_test_LDADD): New variable.
11809 (tls_shared_gnu2_gd_to_ie_test): New target.
11810 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11811 New targets.
11812 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11813 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11814 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11815 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11816 (tls_shared_gnu2_test): New target.
11817 (tls_test_gnu2_shared.so): New target.
11818 (tls_shared_gnu2_test_SOURCES): New variable.
11819 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11820 (tls_shared_gnu2_test_LDFLAGS): New variable.
11821 (tls_shared_gnu2_test_LDADD): New variable.
11822 * testsuite/Makefile.in: Rebuild.
11823 * testsuite/Makefile.
11824
83bfb6b7
ILT		 118252008-04-11 Ian Lance Taylor <iant@google.com>
11826
11827 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11828 justsyms.t.
11829 * testsuite/Makefile.in: Rebuild.
11830
11831 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11832 long.
11833 * testsuite/script_test_2.cc (main): Adjust test.
11834
706e1f5e
ILT		 118352008-04-11 David S. Miller <davem@davemloft.net>
11836 Ian Lance Taylor <iant@google.com>
11837
11838 * options.h (General_options): Add entries for '-Y' and
11839 '-relax'.
11840 * options.cc (General_options:finalize): If -Y was used, add those
11841 entries to the library path instead of the default "/lib" and
11842 "/usr/lib".
11843
7c98e6bb
DM		 118442008-04-11 David S. Miller <davem@davemloft.net>
11845
11846 * testsuite/justsyms.t: Start at 0x100.
11847 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11848 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11849 long.
11850 * testsuite/script_test_2.cc: Adjust string and section length
11851 checks.
7c98e6bb 11852
99a37bfd
ILT		 118532008-04-09 Ian Lance Taylor <iant@google.com>
11854
2cefc357
ILT		 11855 PR gold/5996
11856 * script-sections.cc (Sections_element::allocate_to_segment): Add
11857 orphan parameter.
11858 (Output_section_definition::allocate_to_segment): Likewise.
11859 (Orphan_output_section::allocate_to_segment): Likewise.
11860 (Script_sections::attach_sections_using_phdrs_clause): Don't
11861 propagate non-PT_LOAD segments to orphan sections.
11862 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11863 readelf rather than objdump.
11864 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11865 .interp section and PT_INTERP segment are the same size.
11866 * testsuite/Makefile.in: Rebuild.
11867
99a37bfd
ILT		 11868 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11869 aliases for symbols defined in the same object.
11870 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11871 (weak_alias_test_SOURCES): New variable.
11872 (weak_alias_test_DEPENDENCIES): New variable.
11873 (weak_alias_test_LDFLAGS): New variable.
11874 (weak_alias_test_LDADD): New variable.
11875 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11876 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11877 (weak_alias_test_3.o): New target.
11878 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11879 * testsuite/weak_alias_test_main.cc: New file.
11880 * testsuite/weak_alias_test_1.cc: New file.
11881 * testsuite/weak_alias_test_2.cc: New file.
11882 * testsuite/weak_alias_test_3.cc: New file.
11883
780e49c5
ILT		 118842008-04-08 Ian Lance Taylor <iant@google.com>
11885
cdb0b8f5
ILT		 11886 * options.h (class General_options): Add --noinhibit-exec option.
11887 * main.cc (main): Check --noinhibit-exec.
11888
0864d551
ILT		 11889 * options.h (class General_options): Define --wrap as a special
11890 option. Add wrap_symbols_ field.
11891 (General_options::any_wrap_symbols): New function.
11892 (General_options::is_wrap_symbol): New function.
11893 * options.cc (General_options::parse_wrap): New function.
11894 (General_options::General_options): Initialize wrap_symbols_.
11895 * symtab.cc (Symbol_table::wrap_symbol): New function.
11896 (Symbol_table::add_from_object): Handle --wrap.
11897 * symtab.h (class Symbol_table): Declare wrap_symbol.
11898 * target.h (Target::wrap_char): New function.
11899 (Target::Target_info): Add wrap_char field.
11900 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11901 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11902 * testsuite/testfile.cc (Target_test::test_target_info):
11903 Likewise.
11904
789aa6de
ILT		 11905 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11906 there is one.
11907
2c38906f
ILT		 11908 * layout.h (class Layout): Add added_eh_frame_data_ field.
11909 * layout.cc (Layout::Layout): Initialize new field.
11910 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11911 output section until we find a section we merged successfully.
11912 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11913 that the size be non-zero.
11914
780e49c5
ILT		 11915 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11916 qualifier.
11917
7fcd0256
ILT		 119182008-04-08 Craig Silverstein <csilvers@google.com>
11919
11920 * configure.ac: Export new conditional variable HAVE_ZLIB.
11921 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11922 on HAVE_ZLIB.
11923 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11924 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11925
6835af53
ILT		 119262008-04-07 Ian Lance Taylor <iant@google.com>
11927
e24f324c
ILT		 11928 * version.cc (version_string): Set to "1.5".
11929
a036edd8
ILT		 11930 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11931 Add issued_non_pic_error_ field. Declare check_non_pic.
11932 (Target_x86_64::Scan::check_non_pic): New function.
11933 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11934 (Target_x86_64::Scan::global): Likewise.
11935
624f8810
ILT		 11936 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11937 addend parameter. Change caller. Handle merge sections.
11938 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11939 Address to Addend. Don't add in the result of
11940 local_section_offset, pass down the addend and use the returned
11941 value.
11942 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11943 Update declarations of local_section_offset and symbol_value.
11944 * testsuite/two_file_test_1.cc (t18): New function.
11945 * testsuite/two_file_test_2.cc (f18): New function.
11946 * testsuite/two_file_test_main.cc (main): Call t18.
11947 * testsuite/two_file_test.h (t18, f18): Declare.
11948
6835af53
ILT		 11949 * configure.ac: Don't test for objdump, c++filt, or readelf.
11950 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11951 conditionals.
11952 (TEST_READELF): New variable.
11953 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11954 (check_PROGRAMS): Add two_file_strip_test.
11955 (two_file_strip_test): New target.
11956 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11957 (two_file_same_shared_strip_test_SOURCES): New variable.
11958 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11959 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11960 (two_file_same_shared_strip_test_LDADD): New variable.
11961 (two_file_shared_strip.so): New target.
11962 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11963 (ver_test_5.syms, ver_test_7.syms): Likewise.
11964 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11965 (strip_test_3.stdout): Use TEST_OBJDUMP.
11966 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11967
86925eef
CC		 119682008-04-04 Cary Coutant <ccoutant@google.com>
11969
11970 * symtab.h (Symbol::is_weak_undefined): New function.
11971 (Symbol::is_strong_undefined): New function.
11972 (Symbol::is_absolute): New function.
11973 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11974 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11975 absolute symbols.
11976 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11977 (weak_undef_test): New target.
11978 * testsuite/Makefile.in: Rebuild.
11979 * testsuite/weak_undef_file1.cc: New file.
11980 * testsuite/weak_undef_file2.cc: New file.
11981 * testsuite/weak_undef_test.cc: New file.
11982
126f3ece
ILT		 119832008-04-03 Craig Silverstein <csilvers@google.com>
11984
11985 * compressed_output.h (class Output_compressed_section): Use
11986 unsigned buffer.
11987 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11988 add zlib header.
11989 (zlib_compressed_suffix): Removed.
11990 (Output_compressed_section::set_final_data_size): Use unsigned
11991 buffers.
11992 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11993 Fix linker invocation.
11994 (flagstest_o_specialfile_and_compress_debug_sections):
11995 Likewise.
11996 * testsuite/Makefile.in: Regenerated.
11997
deae2a14
DM		 119982008-04-02 David S. Miller <davem@davemloft.net>
11999
12000 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
12001 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
12002
70752818
ILT		 120032008-04-02 Craig Silverstein <csilvers@google.com>
12004
12005 * TODO: New file.
12006
39d0cb0e
ILT		 120072008-04-02 Ian Lance Taylor <iant@google.com>
12008
12009 * fileread.cc (File_read::find_view): Add byteshift and vshifted
12010 parameters. Update for new key type to views_. Change all
12011 callers.
12012 (File_read::read): Adjust for byteshift in returned view.
12013 (File_read::add_view): New function, broken out of
12014 find_and_make_view.
12015 (File_read::make_view): New function, broken out of
12016 find_and_make_view.
12017 (File_read::find_or_make_view): Add offset and aligned
12018 parameters. Rewrite accordingly. Change all callers.
12019 (File_read::get_view): Add offset and aligned parameters. Adjust
12020 for byteshift in return value.
12021 (File_read::get_lasting_view): Likewise.
12022 * fileread.h (class File_read): Update declarations.
12023 (class File_read::View): Add byteshift_ field. Add byteshift to
12024 constructor. Add byteshift method.
12025 * archive.h (Archive::clear_uncached_views): New function.
12026 (Archive::get_view): Add aligned parameter. Change all callers.
12027 * object.h (Object::get_view): Add aligned parameter. Change all
12028 callers.
12029 (Object::get_lasting_view): Likewise.
12030
12031 * fileread.cc (File_read::release): Don't call clear_views if
12032 there are multiple objects.
12033 * fileread.h (File_read::clear_uncached_views): New function.
12034 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12035 on the archive.
12036
a1207466
CC		 120372008-03-31 Cary Coutant <ccoutant@google.com>
12038
12039 Add thin archive support.
12040 * archive.cc (Archive::armagt): New const.
12041 (Archive::setup): Remove task parameter and calls to unlock.
12042 (Archive::unlock_nested_archives): New function.
12043 (Archive::read_header): Add nested_off parameter. Change
12044 all callers.
12045 (Archive::interpret_header): Likewise.
12046 (Archive::include_all_members): Change to handle thin
12047 archives.
12048 (Archive::include_member): Likewise.
12049 * archive.h (Archive::Archive): Add new parameters and
12050 initializers.
12051 (Archive::armagt): New const.
12052 (Archive::setup): Remove task parameter.
12053 (Archive::unlock_nested_archives): New function.
12054 (Archive::read_header): Add nested_off parameter.
12055 (Archive::interpret_header): Likewise.
12056 (Archive::Nested_archive_table): New typedef.
12057 (Archive::is_thin_archive_): New field.
12058 (Archive::nested_archives_): New field.
12059 (Archive::options_): New field.
12060 (Archive::dirpath_): New field.
12061 (Archive::task_): New field.
12062 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12063 for thin archives. Pass additional parameters to
12064 Archive::Archive. Unlock the archive file after calling
12065 Archive::setup.
cd536b21 12066
479f6503
ILT		 120672008-03-29 Ian Lance Taylor <iant@google.com>
12068
686c8caf
ILT		 12069 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12070 version symbol to be local.
12071 * testsuite/ver_test_4.sh: New file.
12072 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12073 (check_DATA): Add ver_test_4.syms.
12074 (ver_test_4.syms): New target.
12075 * testsuite/Makefile.in: Rebuild.
12076
ab794b6b
ILT		 12077 * output.cc
12078 (Output_section::Input_section_sort_entry::has_priority): New
12079 function.
12080 (Output_section::Input_section_sort_entry::match_file_name): New
12081 function.
12082 (Output_section::Input_section_sort_entry::match_section_name):
12083 Remove.
12084 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12085 Remove.
12086 (Output_section::Input_section_sort_entry::match_section_file):
12087 Remove.
12088 (Output_section::Input_section_sort_compare::operator()): Rewrite
12089 using new Input_section_sort_entry functions. Sort crtbegin and
12090 crtend first. Sort sections with no priority before sections with
12091 a priority.
12092 * testsuite/initpri1.c (d3): Check j != 4.
12093 (cd5): New constructor/destructor function.
12094 (main): Check j != 2.
12095
479f6503
ILT		 12096 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12097 new symbol when resolving, don't call set_is_default.
12098 * testsuite/ver_test_7.cc: New file.
12099 * testsuite/ver_test_7.sh: New file.
12100 * testsuite/Makefile.am (ver_test_7.so): New target.
12101 (ver_test_7.o): New target.
12102 (check_SCRIPTS): Add ver_test_7.sh.
12103 (check_DATA): Add ver_test_7.syms.
12104 (ver_test_7.syms): New target.
12105
2fd32231
ILT		 121062008-03-28 Ian Lance Taylor <iant@google.com>
12107
12108 * layout.cc (Layout::layout): If we see an input section with a
12109 name that needs sorting, set the must_sort flag for the output
12110 section.
12111 (Layout::make_output_section): If the name of the output section
12112 indicates that it might require sorting, set the may_sort flag.
12113 * output.h (Output_section::may_sort_attached_input_sections): New
12114 function.
12115 (Output_section::set_may_sort_attached_input_sections): New
12116 function.
12117 (Output_section::must_sort_attached_input_sections): New
12118 function.
12119 (Output_section::set_must_sort_attached_input_sections): New
12120 function.
12121 (class Output_section): Declare Input_section_sort_entry. Define
12122 Input_section_sort_compare. Declare
12123 sort_attached_input_sections. Add new fields:
12124 may_sort_attached_input_sections_,
12125 must_sort_attached_input_sections_,
12126 attached_input_sections_are_sorted_.
12127 * output.cc (Output_section::Output_section): Initialize new
12128 fields.
12129 (Output_section::add_input_section): Add an entry to
12130 input_sections_ if may_sort or must_sort are true.
12131 (Output_section::set_final_data_size): Call
12132 sort_attached_input_sections if necessary.
12133 (Output_section::Input_section_sort_entry): Define new class.
12134 (Output_section::Input_section_sort_compare::operator()): New
12135 function.
12136 (Output_section::sort_attached_input_sections): New function.
12137 * configure.ac: Check whether the compiler supports constructor
12138 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12139 * testsuite/initpri1.c: New file.
12140 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12141 CONSTRUCTOR_PRIORITY.
12142 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12143 (initpri1_LDFLAGS): New variable.
12144 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12145
18e6b24e
ILT		 121462008-03-27 Ian Lance Taylor <iant@google.com>
12147
49bdd526
ILT		 12148 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12149 * testsuite/common_test_1.c: New file.
12150 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12151 (common_test_1_SOURCES): New variable.
12152 (common_test_1_DEPENDENCIES): New variable.
12153 (common_test_1_LDFLAGS): New variable.
12154
18e6b24e
ILT		 12155 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12156 and commons_ correctly when NAME/VERSION does not override
12157 NAME/NULL.
12158 * testsuite/ver_test_6.c: New file.
12159 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12160 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12161 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12162
04bf7072
ILT		 121632008-03-26 Ian Lance Taylor <iant@google.com>
12164
5871526f
ILT		 12165 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12166 of an undefined symbol from a version script.
12167 * testsuite/Makefile.am (ver_test_5.so): New target.
12168 (ver_test_5.o): New target.
12169 (check_SCRIPTS): Add ver_test_5.sh.
12170 (check_DATA): Add ver_test_5.syms.
12171 (ver_test_5.syms): New target.
12172 * testsuite/ver_test_5.cc: New file.
12173 * testsuite/ver_test_5.script: New file.
12174 * testsuite/ver_test_5.sh: New file.
12175 * Makefile.in, testsuite/Makefile.in: Rebuild.
12176
04bf7072
ILT		 12177 PR gold/5986
12178 Fix problems building gold with gcc 4.3.0.
12179 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12180 (gold_error_at_location, gold_warning_at_location): Use it.
12181 * configure.ac: Check whether we can compile and use a template
12182 function with a printf attribute.
12183 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12184 when jumping over bytes.
12185 * object.cc: Instantiate Object::read_section_data.
12186 * debug.h: Include <cstring>
12187 * dwarf_reader.cc: Include <algorithm>
12188 * main.cc: Include <cstring>.
12189 * options.cc: Include <cstring>.
12190 * output.cc: Include <cstring>.
12191 * script.cc: Include <cstring>.
12192 * script.h: Include <string>.
12193 * symtab.cc: Include <cstring> and <algorithm>.
12194 * target-select.cc: Include <cstring>.
12195 * version.cc: Include <string>.
12196 * testsuite/testmain.cc: Include <cstdlib>.
12197 * configure, config.in: Rebuild.
12198
874c5b28
ILT		 121992008-03-25 Ian Lance Taylor <iant@google.com>
12200
819d6c3a
ILT		 12201 * options.cc: Include "../bfd/bfdver.h".
12202 (options::help): Print bug reporting address.
12203
f4b2c6f5
ILT		 12204 * version.cc (print_version): Adjust output for current value of
12205 BFD_VERSION_STRING.
12206
12207 * NEWS: New file.
12208
e96caa79
ILT		 12209 * options.cc (options::help): Print list of supported targets.
12210 * target-select.h: Include <vector>.
12211 (class Target_selector): Make machine_, size_, and is_big_endian_
12212 fields const. Add bfd_name_ and instantiated_target_ fields.
12213 (Target_selector::Target_selector): Add bfd_name parameter.
12214 (Target_selector::recognize): Make non-virtual, call
12215 do_recognize.
12216 (Target_selector::recognize_by_name): Make non-virtual, call
12217 do_recognize_by_name.
12218 (Target_selector::supported_names): New function.
12219 (Target_selector::bfd_name): New function.
12220 (Target_selector::do_instantiate_target): New pure virtual
12221 function.
12222 (Target_selector::do_recognize): New virtual function.
12223 (Target_selector::do_recognize_by_name): New virtual function.
12224 (Target_selector::instantiate_target): New private function.
12225 (supported_target_names): Declare.
12226 * target-select.cc (Target_selector::Target_selector): Update for
12227 new parameter and fields.
12228 (select_target_by_name): Check that the name matches before
12229 calling recognize_by_name.
12230 (supported_target_names): New function.
12231 * i386.cc (class Target_selector_i386): Update Target_selector
12232 constructor call. Remove recognize and recognize_by_name. Add
12233 do_instantiate_target.
12234 * x86_64.cc (class Target_selector_x86_64): Likewise.
12235 * testsuite/testfile.cc (class Target_selector_test): Update for
12236 changes to Target_selector.
12237
874c5b28
ILT		 12238 * README: Rewrite, with some notes on unsupported features.
12239
0a65a3a7
CC		 122402008-03-24 Cary Coutant <ccoutant@google.com>
12241
12242 * i386.cc (Target_i386::Got_type): New enum declaration.
12243 (Target_i386::Scan::local): Updated callers of Output_data_got
12244 member functions.
12245 (Target_i386::Scan::global): Likewise.
12246 (Target_i386::Relocate::relocate): Likewise.
12247 (Target_i386::Relocate::relocate_tls): Likewise.
12248 * object.h (Got_offset_list): New class.
12249 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12250 (Sized_relobj::local_got_offset): Likewise.
12251 (Sized_relobj::set_local_got_offset): Likewise.
12252 (Sized_relobj::local_has_tls_got_offset): Removed.
12253 (Sized_relobj::local_tls_got_offset): Removed.
12254 (Sized_relobj::set_local_tls_got_offset): Removed.
12255 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12256 * output.cc (Output_data_got::add_global): Added got_type parameter.
12257 (Output_data_got::add_global_with_rel): Likewise.
12258 (Output_data_got::add_global_with_rela): Likewise.
12259 (Output_data_got::add_global_pair_with_rel): New function.
12260 (Output_data_got::add_global_pair_with_rela): New function.
12261 (Output_data_got::add_local): Added got_type parameter.
12262 (Output_data_got::add_local_with_rel): Likewise.
12263 (Output_data_got::add_local_with_rela): Likewise.
12264 (Output_data_got::add_local_pair_with_rel): New function.
12265 (Output_data_got::add_local_pair_with_rela): New function.
12266 (Output_data_got::add_global_tls): Removed.
12267 (Output_data_got::add_global_tls_with_rel): Removed.
12268 (Output_data_got::add_global_tls_with_rela): Removed.
12269 (Output_data_got::add_local_tls): Removed.
12270 (Output_data_got::add_local_tls_with_rel): Removed.
12271 (Output_data_got::add_local_tls_with_rela): Removed.
12272 * output.h (Output_data_got::add_global): Added got_type parameter.
12273 (Output_data_got::add_global_with_rel): Likewise.
12274 (Output_data_got::add_global_with_rela): Likewise.
12275 (Output_data_got::add_global_pair_with_rel): New function.
12276 (Output_data_got::add_global_pair_with_rela): New function.
12277 (Output_data_got::add_local): Added got_type parameter.
12278 (Output_data_got::add_local_with_rel): Likewise.
12279 (Output_data_got::add_local_with_rela): Likewise.
12280 (Output_data_got::add_local_pair_with_rel): New function.
12281 (Output_data_got::add_local_pair_with_rela): New function.
12282 (Output_data_got::add_global_tls): Removed.
12283 (Output_data_got::add_global_tls_with_rel): Removed.
12284 (Output_data_got::add_global_tls_with_rela): Removed.
12285 (Output_data_got::add_local_tls): Removed.
12286 (Output_data_got::add_local_tls_with_rel): Removed.
12287 (Output_data_got::add_local_tls_with_rela): Removed.
12288 * resolve.cc (Symbol::override_base_with_special): Removed
12289 reference to has_got_offset_ field.
12290 * symtab.cc (Symbol::init_fields): Replaced initialization
12291 of got_offset_ with got_offsets_. Removed initialization
12292 of has_got_offset_
53fcba31 12293 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12294 (Symbol::got_offset): Likewise.
12295 (Symbol::set_got_offset): Likewise.
12296 (Symbol::has_tls_got_offset): Removed.
12297 (Symbol::tls_got_offset): Removed.
12298 (Symbol::set_tls_got_offset): Removed.
12299 (Symbol::got_offset_): Removed.
12300 (Symbol::tls_mod_got_offset_): Removed.
12301 (Symbol::tls_pair_got_offset_): Removed.
12302 (Symbol::got_offsets_): New field.
12303 (Symbol::has_got_offset): Removed.
12304 (Symbol::has_tls_mod_got_offset): Removed.
12305 (Symbol::has_tls_pair_got_offset): Removed.
12306 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12307 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12308 member functions.
12309 (Target_x86_64::Scan::global): Likewise.
12310 (Target_x86_64::Relocate::relocate): Likewise.
12311 (Target_x86_64::Relocate::relocate_tls): Likewise.
12312
bd52eafb
BE		 123132008-03-25 Ben Elliston <bje@au.ibm.com>
12314
12315 * yyscript.y: Fix spelling error in comment.
12316
8b105e34
ILT		 123172008-03-24 Ian Lance Taylor <iant@google.com>
12318
8ed814a9
ILT		 12319 * options.h (class General_options): Define build_id option.
12320 * layout.h (class Layout): Declare write_build_id, create_note,
12321 create_build_id. Add build_id_note_ member.
12322 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12323 "libiberty.h", "md5.h", "sha1.h".
12324 (Layout::Layout): Initialize eh_frame_data_,
12325 eh_frame_hdr_section_, and build_id_note_.
12326 (Layout::finalize): Call create_build_id.
12327 (Layout::create_note): New function, broken out of
12328 Layout::create_gold_note.
12329 (Layout::create_gold_note): Call create_note.
12330 (Layout::create_build_id): New function.
12331 (Layout::write_build_id): New function.
12332 (Close_task_runner::run): Call write_build_id.
12333
8b105e34
ILT		 12334 * x86_64.cc: Correct license to GPLv3.
12335
086a1841
ILT		 123362008-03-23 Ian Lance Taylor <iant@google.com>
12337
12338 * options.cc: Include "demangle.h".
12339 (parse_optional_string): New function.
12340 (parse_long_option): Handle takes_optional_argument.
12341 (parse_short_option): Update dash_z initializer. Handle
12342 takes_optional_argument.
12343 (General_options::General_options): Initialize do_demangle_.
12344 (General_options::finalize): Set do_demangle_. Handle demangling
12345 style.
12346 * options.h (parse_optional_string): Declare.
12347 (struct One_option): Add optional_arg field. Update constructor.
12348 Update call constructor calls. Add takes_optional_argument
12349 function.
12350 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12351 (DEFINE_optional_string): Define.
12352 (General_options::demangle): Change from DEFINE_bool to
12353 DEFINE_optional_string.
12354 (General_options::no_demangle): New function.
12355 (General_options::do_demangle): New function.
12356 (General_options::set_do_demangle): New function.
12357 (General_options::execstack_status_): Move definition to end of
12358 class definition.
12359 (General_options::static_): Likewise.
12360 (General_options::do_demangle_): New field.
12361 * object.cc (big_endian>::get_symbol_location_info): Call
12362 Options::do_demangle, not Options::demangle.
12363 * symtab.cc (demangle): Likewise.
12364
cbb93e63
ILT		 123652008-03-22 Ian Lance Taylor <iant@google.com>
12366
12367 * gold.h: Include <cstddef> and <sys/types.h>
12368 * options.h: Include <cstring>.
12369
ec531623
ILT		 123702008-03-21 Ian Lance Taylor <iant@google.com>
12371
12372 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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