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* defs.h (is_cplus_marker, set_demangling_style): Moved to ...
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
2c339f71
DK		 12011-11-09 Doug Kwan <dougkwan@google.com>
2
3 PR gold/13362
4 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
5 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
6 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
7 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
8 (Relocate_functions::rel_unaligned): New.
9 (Relocate_functions::rel32_unaligned): New.
10 * target-reloc.h (relocate_for_relocatable): Add code to handle
11 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
12 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
13 arm_unaligned_reloc_r): New targets.
14 * testsuite/Makefile.in: Regenerate.
15 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
16 linking.
17
3f3cddf1
ILT		 182011-11-02 Ian Lance Taylor <iant@google.com>
19
20 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
21 NATIVE_LINKER.
22 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
23 * options.cc (General_options::finalize): Use library search path
24 from configure script if specified. If not native and no sysroot,
25 only search TOOLLIBDIR.
26 * options.h (Search_directory::Search_directory): Change name to
27 const std::string&.
28 (General_options::add_to_library_path_with_sysroot): Change arg to
29 const std::string&.
30 * configure, Makefile.in, config.in: Rebuild.
31
a8e2273b
ILT		 322011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
33
34 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
35 we are working around the ARM1176 Erratum.
36 * options.h (General_options::fix_arm1176): Add option.
37 * testsuite/Makefile.am: Add testcases, and keep current ones
38 working.
39 * testsuite/Makefile.in: Regenerate.
40 * testsuite/arm_fix_1176.s: New file.
41 * testsuite/arm_fix_1176.sh: Likewise.
42
cd6eab1c
ILT		 432011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
44
45 * arm.cc (Target_arm::Target_arm): Remove initialisation of
46 may_use_blx_.
47 (Target_arm::may_use_blx): Remove method.
48 (Target_arm::set_may_use_blx): Likewise.
49 (Target_arm::may_use_v4t_interworking): New method.
50 (Target_arm::may_use_v5t_interworking): Likewise.
51 (Target_arm::may_use_blx_): Remove member variable.
52 (Arm_relocate_functions::arm_branch_common): Check for v5T
53 interworking.
54 (Arm_relocate_functions::thumb_branch_common): Likewise.
55 (Reloc_stub::stub_type_for_reloc): Likewise.
56 (Target_arm::do_finalize_sections): Correct interworking checks.
57 * testsuite/Makefile.am: Add new tests.
58 * testsuite/Makefile.in: Regenerate.
59 * testsuite/arm_farcall_arm_arm.s: New test.
60 * testsuite/arm_farcall_arm_arm.sh: Likewise.
61 * testsuite/arm_farcall_arm_thumb.s: Likewise.
62 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
63 * testsuite/arm_farcall_thumb_arm.s: Likewise.
64 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
65 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
66 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
67
286adcf4
CC		 682011-10-31 Cary Coutant <ccoutant@google.com>
69
70 PR gold/13023
71 * expression.cc (Expression::eval_with_dot): Add
72 is_section_dot_assignment parameter.
73 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
74 absolute and assigning to dot within a section.
75 * script-sections.cc
76 (Output_section_element_assignment::set_section_addresses): Pass
77 dot_section to set_if_absolute.
78 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
79 as is_section_dot_assignment flag to eval_with_dot.
80 (Output_section_element_dot_assignment::set_section_addresses):
81 Likewise.
82 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
83 parameter. Also set value if relative to dot_section; set the
84 symbol's output_section.
85 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
86 parameter. Adjust all callers.
87 (Expression::eval_maybe_dot): Likewise.
88 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
89 Adjust all callers.
90 * testsuite/script_test_2.t: Test assignment of an absolute value
91 to dot within an output section element.
92
9634ed06
CC		 932011-10-31 Cary Coutant <ccoutant@google.com>
94
95 * options.h (class General_options): Add --[no-]gnu-unique options.
96 * symtab.cc (Symbol_table::sized_write_globals): Convert
97 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
98
de4101c7
CC		 992011-10-31 Cary Coutant <ccoutant@google.com>
100
101 PR gold/13359
102 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
103 unnecessary assertion.
104 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
105
7257cc92
ST		 1062011-10-31 Sriraman Tallam <tmsriram@google.com>
107
108 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
109 gc_mark_symbol.
110 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
111 gc_mark_symbol.
112 Change to just keep the section associated with symbol.
113 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
114 they are externally visible and --export-dynamic is turned on.
115 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
116
bfc34b3f
ILT		 1172011-10-19 Ian Lance Taylor <iant@google.com>
118
119 PR gold/13163
120 * script-sections.cc
121 (Output_section_element_dot_assignment::needs_output_section): New
122 function.
123
ea0d8c47
ILT		 1242011-10-19 Ian Lance Taylor <iant@google.com>
125
126 PR gold/13204
127 * layout.cc (Layout::segment_precedes): Don't assert failure if a
128 --section-start option was seen.
129 * options.h (General_options::any_section_start): New function.
130
abd242a9
DM		 1312011-10-18 David S. Miller <davem@davemloft.net>
132
133 PR binutils/13301
134 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
135 member to track relocation locations that have moved during TLS
136 reloc optimizations.
137 (Target_sparc::Relocate::Relocate): Initialize to NULL.
138 (Target_sparc::Relocate::relocate): Adjust view down by 4
139 bytes if it matches reloc_adjust_addr_.
140 (Target_sparc::Relocate::relocate_tls): Always move the
141 __tls_get_addr call delay slot instruction forward 4 bytes when
142 performing relaxation.
143
bab9090f
CC		 1442011-10-18 Cary Coutant <ccoutant@google.com>
145
146 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
147 (Output_file::map_no_anonymous): Check for non-zero
148 return code from posix_fallocate.
149
f7c5b166
CC		 1502011-10-17 Cary Coutant <ccoutant@google.com>
151
152 PR gold/13245
153 * plugin.cc (is_visible_from_outside): Check for symbols
154 referenced from dynamic objects.
155 * resolve.cc (Symbol_table::resolve): Don't count references
156 from dynamic objects as references from real ELF files.
157 * testsuite/plugin_test_2.sh: Adjust expected result.
158
b490c0bb
CC		 1592011-10-17 Cary Coutant <ccoutant@google.com>
160
161 * gold.cc: Include timer.h.
162 (queue_middle_tasks): Stamp time.
163 (queue_final_tasks): Likewise.
164 * main.cc (main): Store timer in parameters. Print timers
165 for each pass.
166 * parameters.cc (Parameters::Parameters): Initialize timer_.
167 (Parameters::set_timer): New function.
168 (set_parameters_timer): New function.
169 * parameters.h (Parameters::set_timer): New function.
170 (Parameters::timer): New function.
171 (Parameters::timer_): New data member.
172 (set_parameters_timer): New function.
173 * timer.cc (Timer::stamp): New function.
174 (Timer::get_pass_time): New function.
175 * timer.h (Timer::stamp): New function.
176 (Timer::get_pass_time): New function.
177 (Timer::pass_times_): New data member.
178
f475cf7b
CC		 1792011-10-17 Cary Coutant <ccoutant@google.com>
180
181 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
182 task for members of lib groups.
183
cdd7e244
CC		 1842011-10-17 Cary Coutant <ccoutant@google.com>
185
186 PR gold/13288
4f95c8b4 187 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 188 (File_read::make_view): Move bounds check (replace with assert)...
189 (File_read::find_or_make_view): ... to here.
190
dfb45471
CC		 1912011-10-12 Cary Coutant <ccoutant@google.com>
192
4f95c8b4 193 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 194 ::read returns less than requested size.
195
53bbcc1b
CC		 1962011-10-10 Cary Coutant <ccoutant@google.com>
197
4f95c8b4 198 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 199 Initialize defined_count_.
200 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
201 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
202 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
203 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
204 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 205 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 206 member.
207 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 208 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 209 Return zeroes instead of internal error.
210
397b129b
CC		 2112011-10-10 Cary Coutant <ccoutant@google.com>
212
213 PR gold/13249
4f95c8b4 214 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 215 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 216 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 217 (Output_reloc::type_): Adjust size of bit field.
218 (Output_reloc::use_plt_offset_): New bit field.
219 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
220 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
221 flag. Adjust all callers.
4f95c8b4 222 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 223 creating RELATIVE relocations.
224
d5698657
NC		 2252011-10-10 Nick Clifton <nickc@redhat.com>
226
227 * po/es.po: Updated Spanish translation.
228 * po/fi.po: Updated Finnish translation.
229
6a59a5c2
DN		 2302011-10-03 Diego Novillo <dnovillo@google.com>
231
232 * options.cc (parse_uint): Fix dereference of RETVAL.
233
f0558624
ST		 2342011-09-29 Sriraman Tallam <tmsriram@google.com>
235
236 * layout.h (section_order_map_): New member.
237 (get_section_order_map): New member function.
238 * output.cc (Output_section::add_input_section): Check for patterns
239 only when --section-ordering-file is specified.
240 * gold.cc (queue_middle_tasks): Delay updating order of sections till
241 output_sections have been formed.
242 * layout.cc (Layout_Layout): Initialize section_order_map_.
243 * plugin.cc (update_section_order): Store order in order_map. Do not
244 update the order.
245 * testsuite/Makefile.am: Add test case for plugin_final_layout.
246 * testsuite/Makefile.in: Regenerate.
247 * testsuite/plugin_section_order.c: New file.
248 * testsuite/plugin_final_layout.cc: New file.
249 * testsuite/plugin_final_layout.sh: New file.
250
a7dac153
CC		 2512011-09-29 Cary Coutant <ccoutant@google.com>
252
4f95c8b4 253 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 254 Check for NULL.
4f95c8b4 255 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 256 symbols during incremental update.
257 (Symbol_table::add_from_dynobj): Likewise.
258
eebd87a5
ILT		 2592011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
260 Ian Lance Taylor <iant@google.com>
261
262 * symtab.cc (Symbol_table::define_special_symbol): Always
263 canonicalize version string.
264
403a3331
CC		 2652011-09-26 Cary Coutant <ccoutant@google.com>
266
4f95c8b4
CC		 267 * gold.cc (queue_initial_tasks): Move option checks ...
268 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 269 some options; make others fatal.
270
235061c2
CC		 2712011-09-26 Cary Coutant <ccoutant@google.com>
272
273 gcc PR lto/47247
274 * plugin.cc (get_symbols_v2): New function.
275 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
276 (is_referenced_from_outside): New function.
277 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
278 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
279 (get_symbols): Pass version parameter.
280 (get_symbols_v2): New function.
281 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
282 parameter.
283 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
284 (onload): Add LDPT_GET_SYMBOLS_V2.
285 (all_symbols_read_hook): Use get_symbols_v2; check for
286 LDPR_PREVAILING_DEF_IRONLY_EXP.
287 * testsuite/plugin_test_3.sh: Update expected results.
288
dc87f620
ILT		 2892011-09-23 Simon Baldwin <simonb@google.com>
290
291 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
292 configuration options.
293 * configure: Regenerate.
294 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
295 * Makefile.in: Regenerate.
296 * testsuite/Makefile.in: Regenerate.
297
a8279f82
ST		 2982011-09-19 Sriraman Tallam <tmsriram@google.com>
299
300 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
301
0c9350c8
CC		 3022011-09-19 Cary Coutant <ccoutant@google.com>
303
304 * incremental.cc (can_incremental_update): Fix typo in comment.
305 * incremental.h (can_incremental_update): Likewise.
306
aa06ae28
CC		 3072011-09-18 Cary Coutant <ccoutant@google.com>
308
309 * incremental.cc (can_incremental_update): New function.
310 * incremental.h (can_incremental_update): New function.
311 * layout.cc (Layout::init_fixed_output_section): Call it.
312 (Layout::make_output_section): Don't allow patch space in .eh_frame.
313 * object.cc (Sized_relobj_file::do_layout): Call
314 can_incremental_update.
315
ebb300b2
CC		 3162011-09-13 Cary Coutant <ccoutant@google.com>
317
318 * configure.ac: Check for glibc support for gnu_indirect_function
319 support with static linking, setting automake conditional
320 IFUNC_STATIC.
321 * Makefile.in: Regenerate.
322 * configure: Regenerate.
323
324 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
325 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
326 for IFUNC_STATIC.
327 * testsuite/Makefile.in: Regenerate.
328
1206d0d5
CC		 3292011-09-13 Cary Coutant <ccoutant@google.com>
330
331 * incremental.cc (Sized_relobj_incr::do_layout): Call
332 report_comdat_group for kept comdat sections.
333 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
334 * testsuite/Makefile.in: Regenerate.
335 * testsuite/incr_comdat_test_1.cc: New source file.
336 * testsuite/incr_comdat_test_2_v1.cc: New source file.
337 * testsuite/incr_comdat_test_2_v2.cc: New source file.
338 * testsuite/incr_comdat_test_2_v3.cc: New source file.
339
40b29874
ILT		 3402011-09-13 Ian Lance Taylor <iant@google.com>
341
342 * object.cc (Sized_relobj_file::do_layout): Remove unused local
343 variable external_symbols_offset.
344
1b045aac
ILT		 3452011-09-12 Ian Lance Taylor <iant@google.com>
346
347 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
348 triggered if object has no symbols.
349
24c6c55a
DM		 3502011-09-09 David S. Miller <davem@davemloft.net>
351
352 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
353 (Output_fill_debug_line::do_write): Likewise.
354
66570254
CC		 3552011-08-29 Cary Coutant <ccoutant@google.com>
356
357 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
358 casts to match formatting specs.
359 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
360
8ea8cd50
CC		 3612011-08-26 Cary Coutant <ccoutant@google.com>
362
363 * layout.cc (Free_list::allocate): Provide guarantee of minimum
364 remaining hole size when allocating.
365 (Layout::make_output_section): Set fill methods for debug sections.
366 * layout.h (Free_list::Free_list_node): Move from private to
367 public.
368 (Free_list::set_min_hole_size): New function.
369 (Free_list::begin, Free_list::end): New functions.
370 (Free_list::min_hole_): New data member.
371 * output.cc: Include dwarf.h.
372 (Output_fill_debug_info::do_minimum_hole_size): New function.
373 (Output_fill_debug_info::do_write): New function.
374 (Output_fill_debug_line::do_minimum_hole_size): New function.
375 (Output_fill_debug_line::do_write): New function.
376 (Output_section::Output_section): Initialize new data member.
377 (Output_section::set_final_data_size): Ensure patch space is larger
378 than minimum hole size.
379 (Output_section::do_write): Fill holes in debug sections.
380 * output.h (Output_fill): New class.
381 (Output_fill_debug_info): New class.
382 (Output_fill_debug_line): New class.
383 (Output_section::set_free_space_fill): New function.
384 (Output_section::free_space_fill_): New data member.
385 * testsuite/Makefile.am (incremental_test_3): Add
386 --incremental-patch option.
387 (incremental_test_4): Likewise.
388 (incremental_test_5): Likewise.
389 (incremental_test_6): Likewise.
390 (incremental_copy_test): Likewise.
391 (incremental_common_test_1): Likewise.
392 * testsuite/Makefile.in: Regenerate.
393
7cf80422
NC		 3942011-08-26 Nick Clifton <nickc@redhat.com>
395
396 * po/es.po: Updated Spanish translation.
397
c3f7b0e5
CC		 3982011-08-01 Cary Coutant <ccoutant@google.com>
399
400 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
401 * gold/testsuite/Makefile.in: Regenerate.
402 * gold/testsuite/justsyms_exec.c: New source file.
403 * gold/testsuite/justsyms_lib.c: New source file.
404
9590bf25
CC		 4052011-08-01 Cary Coutant <ccoutant@google.com>
406
407 * layout.cc (Layout::set_segment_offsets): Don't realign text
408 segment if -Ttext was specified.
409 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
410 file type.
411 * object.h (Sized_relobj_file::e_type): New function.
412 (Sized_relobj_file::e_type_): New data member.
413 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
414 base address for ET_EXEC files.
415 * target.cc (Target::do_make_elf_object_implementation): Allow
416 ET_EXEC files with --just-symbols option.
417
dcd8d12e
CC		 4182011-07-28 Cary Coutant <ccoutant@google.com>
419
420 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
421 Add thread_number parameter.
422 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
423 * workqueue-threads.cc
424 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
425 current thread if its thread number is greater than desired thread
426 count.
427 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
428 Add thread_number parameter.
429 (Workqueue::should_cancel_thread): Likewise.
430 (Workqueue::find_runnable_or_wait): Pass thread_number to
431 should_cancel_thread.
432 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
433 parameter.
434
804eb480
ST		 4352011-07-22 Sriraman Tallam <tmsriram@google.com>
436
437 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
438 only after checking if it cannot be forced local.
439 * symtab.h (is_externally_visible): Check if the symbol is not forced
440 local.
441
f1ddb600
ILT		 4422011-07-15 Ian Lance Taylor <iant@google.com>
443
444 * options.h (class General_options): Add --print-output-format.
445 Move -EL next to -EB, for better --help output.
446 * target-select.cc: Include <cstdio>, "options.h", and
447 "parameters.h".
448 (Target_selector::do_target_bfd_name): New function.
449 (print_output_format): New function.
450 * target-select.h (class Target_selector): Update declarations.
451 (Target_selector::target_bfd_name): New function.
452 (print_output_format): Declare.
453 * main.cc: Include "target-select.h".
454 (main): Handle --print-output-format.
455 * gold.cc: Include "target-select.h".
456 (queue_initial_tasks): Handle --print-output-format when there are
457 no input files.
458 * parameters.cc (parameters_force_valid_target): Give a better
459 error message if -EB/-EL does not match target.
460 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
461 function.
462
7d172687
ILT		 4632011-07-15 Ian Lance Taylor <iant@google.com>
464
465 * i386.cc (class Output_data_plt_i386): Add layout_ field.
466 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
467 (Output_data_plt_i386::do_write): Write address of .dynamic
468 section to first entry in .got.plt section.
469 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
470 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
471 Initialize layout_.
472 (Output_data_plt_x86_64::do_write): Write address of .dynamic
473 section to first entry in .got.plt section.
474 * layout.h (Layout::dynamic_section): New function.
475
e9552f7e
ST		 4762011-07-13 Sriraman Tallam <tmsriram@google.com>
477
478 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
479 to claim_file call.
480 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
481 input_section_position_, and input_section_glob_.
482 (read_layout_from_file): Call function section_ordering_specified.
483 * layout.h (is_section_ordering_specified): New function.
484 (section_ordering_specified): New function.
485 (section_ordering_specified_): New boolean member.
486 * main.cc(main): Call load_plugins after layout object is defined.
487 * output.cc (Output_section::add_input_section): Use
488 function section_ordering_specified to check if section ordering is
489 needed.
490 * output.cc (Output_section::add_relaxed_input_section): Use
491 function section_ordering_specified to check if section ordering is
492 needed.
493 (Output_section::update_section_layout): New function.
494 (Output_section::sort_attached_input_sections): Check if input section
495 must be reordered.
496 * output.h (Output_section::update_section_layout): New function.
497 * plugin.cc (get_section_count): New function.
498 (get_section_type): New function.
499 (get_section_name): New function.
500 (get_section_contents): New function.
501 (update_section_order): New function.
502 (allow_section_ordering): New function.
503 (Plugin::load): Add the new interfaces to the transfer vector.
504 (Plugin_manager::load_plugins): New parameter.
505 (Plugin_manager::all_symbols_read): New parameter.
506 (Plugin_manager::claim_file): New parameter. Save the elf object for
507 unclaimed objects.
508 (Plugin_manager::get_elf_object): New function.
509 (Plugin_manager::get_view): Change to directly use the bool to check
510 if get_view is called from claim_file_hook.
511 * plugin.h (input_objects): New function
512 (Plugin__manager::load_plugins): New parameter.
513 (Plugin_manager::claim_file): New parameter.
514 (Plugin_manager::get_elf_object): New function.
515 (Plugin_manager::in_claim_file_handler): New function.
516 (Plugin_manager::in_claim_file_handler_): New member.
517 (layout): New function.
518 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
519 handler with an extra parameter. Make the elf object before calling
520 claim_file handler.
521 * testsuite/plugin_test.c (get_section_count): New function pointer.
522 (get_section_type): New function pointer.
523 (get_section_name): New function pointer.
524 (get_section_contents): New function pointer.
525 (update_section_order): New function pointer.
526 (allow_section_ordering): New function pointer.
527 (onload): Check if the new interfaces exist.
528
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ILT		 5292011-07-13 Ian Lance Taylor <iant@google.com>
530
531 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
532 relro section.
533 * x86_64.cc (Target_x86_64::got_section): Likewise.
534 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
535 (relro_now_test_SOURCES): New variable.
536 (relro_now_test_DEPENDENCIES): New variable.
537 (relro_now_test_LDFLAGS): New variable.
538 (relro_now_test_LDADD): New variable.
539 (relro_now_test.so): New target.
540 * testsuite/Makefile.in: Rebuild.
541
07aa62f2
ILT		 5422011-07-12 Ian Lance Taylor <iant@google.com>
543
544 PR gold/12980
545 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
546 GLOB_DAT relocation rather than a RELATIVE relocation for a
547 protected symbol when creating a shared library.
548 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
549 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
550 * testsuite/protected_main_1.cc (main): Test that protected
551 function has same address.
552
e2153196
ILT		 5532011-07-11 Ian Lance Taylor <iant@google.com>
554
555 PR gold/12979
556 * options.h (class General_options): Add -Bgroup.
557 * options.cc (General_options::finalize): If -Bgroup is set,
558 default to --unresolved-symbols=report-all.
559 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
560 * target-reloc.h (issue_undefined_symbol_error): Handle
561 --unresolved-symbols=report-all.
562
6daf5215
ILT		 5632011-07-08 Ian Lance Taylor <iant@google.com>
564
565 PR gold/11985
566 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
567 if linker script discards key sections.
568 (Layout::create_dynamic_symtab): Likewise.
569 (Layout::assign_local_dynsym_offsets): Likewise.
570 (Layout::sized_create_version_sections): Likewise.
571 (Layout::create_interp): Likewise.
572 (Layout::finish_dynamic_section): Likewise.
573 (Layout::set_dynamic_symbol_size): Likewise.
574
beabb2c6
ILT		 5752011-07-08 Ian Lance Taylor <iant@google.com>
576
577 PR gold/12386
578 * options.h (class General_options): Add --unresolved-symbols.
579 * target-reloc.h (issue_undefined_symbol_error): Check
580 --unresolved-symbols. Add comments.
581
9c16daf1
ILT		 5822011-07-08 Ian Lance Taylor <iant@google.com>
583
584 * testsuite/odr_violation2.cc (Ordering::operator()): Make
585 expression more complex.
586
191f1a2d
ILT		 5872011-07-08 Ian Lance Taylor <iant@google.com>
588
589 PR gold/11317
590 * target-reloc.h (issue_undefined_symbol_error): New inline
591 function, broken out of relocate_section.
592 (relocate_section): Call issue_undefined_symbol_error.
593 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
594 there is no TLS segment if we are about to issue an undefined
595 symbol error.
596 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
597
62855347
ILT		 5982011-07-08 Ian Lance Taylor <iant@google.com>
599
600 PR gold/12279
601 * resolve.cc (Symbol_table::should_override): Add fromtype
602 parameter. Change all callers. Give error when linking together
603 TLS and non-TLS symbol.
604 (Symbol_table::should_override_with_special): Add fromtype
605 parameter. Change all callers.
606 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
607 there is no TLS segment if we have reported some errors.
608 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
609
67181c72
ILT		 6102011-07-08 Ian Lance Taylor <iant@google.com>
611
612 PR gold/12372
613 * target.h (Target::plt_address_for_global): New function.
614 (Target::plt_address_for_local): New function.
615 (Target::plt_section_for_global): Remove.
616 (Target::plt_section_for_local): Remove.
617 (Target::do_plt_address_for_global): New virtual function.
618 (Target::do_plt_address_for_local): New virtual function.
619 (Target::do_plt_section_for_global): Remove.
620 (Target::do_plt_section_for_local): Remove.
621 (Target::register_global_plt_entry): Add Symbol_table and Layout
622 parameters.
623 * output.cc (Output_data_got::Got_entry::write): Use
624 plt_address_for_global and plt_address_for_local.
625 * layout.cc (Layout::add_target_dynamic_tags): Use size and
626 address of output section.
627 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
628 got_irelative_, and irelative_count_ fields. Update
629 declarations.
630 (Output_data_plt_i386::has_irelative_section): New function.
631 (Output_data_plt_i386::entry_count): Add irelative_count_.
632 (Output_data_plt_i386::set_final_data_size): Likewise.
633 (class Target_i386): Add got_irelative_ and rel_irelative_
634 fields. Update declarations.
635 (Target_i386::Target_i386): Initialize new fields.
636 (Target_i386::do_plt_address_for_global): New function replacing
637 do_plt_section_for_global.
638 (Target_i386::do_plt_address_for_local): New function replacing
639 do_plt_section_for_local.
640 (Target_i386::got_section): Create got_irelative_.
641 (Target_i386::rel_irelative_section): New function.
642 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
643 fields. Don't define __rel_iplt_{start,end}.
644 (Output_data_plt_i386::add_entry): Add symtab and layout
645 parameters. Change all callers. Use different PLT and GOT for
646 IFUNC symbols.
647 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
648 layout parameters. Change all callers. Use different PLT and
649 GOT.
650 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
651 (Output_data_plt_i386::rel_irelative): New function.
652 (Output_data_plt_i386::address_for_global): New function.
653 (Output_data_plt_i386::address_for_local): New function.
654 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
655 IRELATIVE GOT when changing IFUNC GOT entries.
656 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
657 reloc.
658 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
659 if we didn't create an IRELATIVE GOT.
660 (Target_i386::Relocate::relocate): Use plt_address_for_global and
661 plt_address_for_local.
662 (Target_i386::do_dynsym_value): Use plt_address_for_global.
663 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
664 got_irelative_, and irelative_count_ fields. Update
665 declarations.
666 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
667 Initialize new fields. Remove symtab parameter. Change all
668 callers.
669 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
670 irelative_count_.
671 (Output_data_plt_x86_64::has_irelative_section): New function.
672 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
673 (class Target_x86_64): Add got_irelative_ and rel_irelative_
674 fields. Update declarations.
675 (Target_x86_64::Target_x86_64): Initialize new fields.
676 (Target_x86_64::do_plt_address_for_global): New function replacing
677 do_plt_section_for_global.
678 (Target_x86_64::do_plt_address_for_local): New function replacing
679 do_plt_section_for_local.
680 (Target_x86_64::got_section): Create got_irelative_.
681 (Target_x86_64::rela_irelative_section): New function.
682 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
683 all callers. Don't create __rel_iplt_{start,end}.
684 (Output_data_plt_x86_64::add_entry): Add symtab and layout
685 parameters. Change all callers. Use different PLT and GOT for
686 IFUNC symbols.
687 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
688 layout parameters. Change all callers. Use different PLT and
689 GOT.
690 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
691 parameters. Change all callers. Use different PLT and GOT for
692 IFUNC symbols.
693 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
694 (Output_data_plt_x86_64::rela_irelative): New function.
695 (Output_data_plt_x86_64::address_for_global): New function.
696 (Output_data_plt_x86_64::address_for_local): New function.
697 (Output_data_plt_x86_64::set_final_data_size): Likewise.
698 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
699 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
700 (Target_x86_64::register_global_plt_entry): Add symtab and layout
701 parameters.
702 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
703 reloc.
704 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
705 symbols if we didn't create an IRELATIVE GOT.
706 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
707 plt_address_for_local.
708 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
709 * testsuite/ifuncvar1.c: New test file.
710 * testsuite/ifuncvar2.c: New test file.
711 * testsuite/ifuncvar3.c: New test file.
712 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
713 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
714 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
715 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
716 * testsuite/Makefile.in: Rebuild.
717
33c15b45
CC		 7182011-07-07 Cary Coutant <ccoutant@google.com>
719
720 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
721 (two_file_test_1_ndebug.o): Likewise.
722 (two_file_test_1b_ndebug.o): Likewise.
723 (two_file_test_2_ndebug.o): Likewise.
724 (two_file_test_main_ndebug.o): Likewise.
725 (incremental_test_2): Link with no-debug versions.
726
f48b5fb7
CC		 7272011-07-06 Cary Coutant <ccoutant@google.com>
728
729 * gold/incremental.cc
730 (Output_section_incremental_inputs::write_info_blocks): Check for
731 hidden and internal symbols.
732
221597a5
CC		 7332011-07-06 Cary Coutant <ccoutant@google.com>
734
735 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
736 Check disposition for startup file.
737 (Incremental_inputs::report_command_line): Ignore
738 --incremental-startup-unchanged option.
739 * options.cc (General_options::parse_incremental_startup_unchanged):
740 New function.
741 (General_options::General_options): Initialize new data member.
742 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
743 (General_options): Add --incremental-startup-unchanged option.
744 (General_options::incremental_startup_disposition): New function.
745 (General_options::incremental_startup_disposition_): New data member.
746
e24719f6
CC		 7472011-07-06 Cary Coutant <ccoutant@google.com>
748
749 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
750 input file index to Script_info ctor.
751 (Sized_incremental_binary::do_file_has_changed): Find the
752 command-line argument for files named in scripts.
753 * incremental.h (Script_info::Script_info): New ctor
754 with input file index.
755 (Script_info::input_file_index): New function.
756 (Script_info::input_file_index_): New data member.
757 (Incremental_binary::get_library): Add const.
758 (Incremental_binary::get_script_info): Add const.
759 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
760 * testsuite/Makefile.am (incremental_test_5): New test case.
761 (incremental_test_6): New test case.
762 * testsuite/Makefile.in: Regenerate.
763
8f7c81e8
CC		 7642011-07-06 Cary Coutant <ccoutant@google.com>
765
766 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
767 debug output when command lines differ.
768
9fbd3822
CC		 7692011-07-06 Cary Coutant <ccoutant@google.com>
770
771 * incremental.cc (Incremental_inputs::report_command_line): Ignore
772 --incremental-patch option.
773 * layout.cc (Free_list::allocate): Extend allocation beyond original
774 end if enabled.
775 (Layout::make_output_section): Mark sections that should get
776 patch space.
777 * options.cc (parse_percent): New function.
778 * options.h (parse_percent): New function.
779 (DEFINE_percent): New macro.
780 (General_options): Add --incremental-patch option.
781 * output.cc (Output_section::Output_section): Initialize new data
782 members.
783 (Output_section::add_input_section): Print section name when out
784 of patch space.
785 (Output_section::add_output_section_data): Likewise.
786 (Output_section::set_final_data_size): Add patch space when
787 doing --incremental-full.
788 (Output_section::do_reset_address_and_file_offset): Remove patch
789 space.
790 (Output_segment::set_section_list_addresses): Print debug output
791 only if --incremental-update.
792 * output.h (Output_section::set_is_patch_space_allowed): New function.
793 (Output_section::is_patch_space_allowed_): New data member.
794 (Output_section::patch_space_): New data member.
795 * parameters.cc (Parameters::incremental_full): New function.
796 * parameters.h (Parameters::incremental_full): New function
797 * testsuite/Makefile.am (incremental_test_2): Add test for
798 --incremental-patch option.
799 * testsuite/Makefile.in: Regenerate.
800 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
801 (t18): Remove function body.
802
f6cccc2c
DK		 8032011-07-05 Doug Kwan <dougkwan@google.com>
804
805 PR gold/12771
806 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
807 Arm_Address type for relocation result.
808 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
809 overflow check.
810 (Arm_relocate_functions::abs32): Use unaligned access.
811 (Arm_relocate_functions::rel32): Ditto.
812 (Arm_relocate_functions::prel31): Ditto.
813 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
814 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
815 static data relocations.
816 * testsuite/Makefile.in: Regnerate.
817 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
818
28a13fec
ILT		 8192011-07-05 Ian Lance Taylor <iant@google.com>
820
821 PR gold/12392
822 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
823 symbols if necessary.
824 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
825
24d47b34
ILT		 8262011-07-05 Ian Lance Taylor <iant@google.com>
827
828 PR gold/12952
829 * resolve.cc (Symbol::override_base_with_special): Simply override
830 version with special symbol version, ignoring previous version.
831
41f9cbbe
ILT		 8322011-07-05 Ian Lance Taylor <iant@google.com>
833
834 * object.cc (Sized_relobj_file::include_section_group): Add
835 information to comment about signature location.
836
886288f1
ILT		 8372011-07-02 Ian Lance Taylor <iant@google.com>
838
839 PR gold/12957
840 * options.h (class General_options): Add -f and -F.
841 * options.cc (General_options::finalize): Fatal error if -f/-F
842 are used without -shared.
843 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
844
ae3a6d4f
ILT		 8452011-07-02 Ian Lance Taylor <iant@google.com>
846
847 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
848
21131061
ILT		 8492011-07-01 Ian Lance Taylor <iant@google.com>
850
851 PR gold/12525
852 PR gold/12952
853 * resolve.cc (Symbol::override_base_with_special): Don't override
854 the version if the overriding symbol has a different name.
855 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
856 all callers. If we give an error about an undefined version,
857 define the base version if necessary.
858 * dynobj.h (class Versions): Update declaration.
859 * testsuite/weak_alias_test_5.cc: New file.
860 * testsuite/weak_alias_test.script: New file.
861 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
862 and versioned_alias have the right value, and call t2.
863 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
864 weak_alias_test_5.so.
865 (weak_alias_test_LDADD): Likewise.
866 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
867 * testsuite/Makefile.in: Rebuild.
868
611062c0
ILT		 8692011-07-01 Ian Lance Taylor <iant@google.com>
870
871 PR gold/12525
872 * options.h (class General_options): Support -z notext.
873 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
874 -Wl,-z,notext.
875 (two_file_shared_nonpic.so): Likewise.
876 (two_file_shared_mixed.so): Likewise.
877 (two_file_shared_mixed_1.so): Likewise.
878 (weak_undef_lib_nonpic.so): Likewise.
879 (alt/weak_undef_lib_nonpic.so): Likewise.
880 (tls_test_shared_nonpic.so): Likewise.
881 * testsuite/Makefile.in: Rebuild.
882
328c7c2f
ILT		 8832011-07-01 Ian Lance Taylor <iant@google.com>
884
885 PR gold/12525
886 * configure.ac: Test whether static linking works, setting
887 the automake conditional HAVE_STATIC.
888 * testsuite/Makefile.am: Disable tests using -static if
889 HAVE_STATIC is not true.
890 * configure, testsuite/Makefile.in: Rebuild.
891
02d7cd44
ILT		 8922011-07-01 Ian Lance Taylor <iant@google.com>
893
894 PR gold/12525
895 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
896 Assert if we see DW_EH_PE_indirect.
897 * target.h (Target::ehframe_datarel_base): New function.
898 (Target::do_ehframe_datarel_base): New target function.
899 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
900 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
901 function.
902
07a60597
ILT		 9032011-07-01 Ian Lance Taylor <iant@google.com>
904
905 PR gold/12571
906 * options.h (class General_options): Add
907 --ld-generated-unwind-info.
908 * ehframe.cc (Fde::write): Add address parameter. Change all
909 callers. If associated with PLT, fill in address and size.
910 (Cie::set_output_offset): Only add merge mapping if there is an
911 object.
912 (Cie::write): Add address parameter. Change all callers.
913 (Eh_frame::add_ehframe_for_plt): New function.
914 * ehframe.h (class Fde): Update declarations. Move shndx_ and
915 input_offset_ fields into union u_, with new plt field.
916 (Fde::Fde): Adjust for new union field.
917 (Fde::Fde) [Output_data version]: New constructor.
918 (Fde::add_mapping): Only add merge mapping if there is an object.
919 (class Cie): Update declarations.
920 (class Eh_frame): Declare add_ehframe_for_plt.
921 * layout.cc (Layout::layout_eh_frame): Break out code into
922 make_eh_frame_section, and call it.
923 (Layout::make_eh_frame_section): New function.
924 (Layout::add_eh_frame_for_plt): New function.
925 * layout.h (class Layout): Update declarations.
926 * merge.cc (Merge_map::add_mapping): Add assertion.
927 * i386.cc: Include "dwarf.h".
928 (class Output_data_plt_i386): Make first_plt_entry,
929 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
930 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
931 and plt_eh_frame_fde.
932 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
933 boundary. Call add_eh_frame_for_plt if appropriate.
934 * x86_64.cc: Include "dwarf.h".
935 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
936 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
937 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
938 and plt_eh_frame_fde.
939 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
940 appropriate.
941
14788a3f
ILT		 9422011-06-29 Ian Lance Taylor <iant@google.com>
943
944 PR gold/12629
945 * object.cc (Sized_relobj_file::layout_section): Change shdr
946 parameter to be const.
947 (Sized_relobj_file::layout_eh_frame_section): New function, broken
948 out of do_layout.
949 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
950 appropriate. Call layout_eh_frame_section.
951 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
952 sections.
953 * object.h (class Sized_relobj_file): Update declarations.
954
6c21fce1
ILT		 9552011-06-29 Ian Lance Taylor <iant@google.com>
956
37e41b03 957 PR gold/12652
6c21fce1
ILT		 958 * script.cc (Token::integer_value): Accept trailing M/m/K/k
959 modifier.
960 (Lex::gather_token): Accept trailing M/m/K/k for integers.
961
4d5e4e62
ILT		 9622011-06-29 Ian Lance Taylor <iant@google.com>
963
964 PR gold/12675
965 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
966 SHT_X86_64_UNWIND.
967 * layout.cc (Layout::layout_eh_frame): Likewise.
968
886f533a
ILT		 9692011-06-29 Ian Lance Taylor <iant@google.com>
970
971 PR gold/12695
972 * layout.cc (Layout::symtab_section_shndx): New function.
973 * layout.h (class Layout): Declare symtab_section_shndx.
974 * output.cc (Output_section::write_header): Call it.
975
f3ae1b28
ILT		 9762011-06-29 Ian Lance Taylor <iant@google.com>
977
978 PR gold/12818
979 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
980 symbols which are not used in a relocation.
981
aecf301f
ILT		 9822011-06-28 Ian Lance Taylor <iant@google.com>
983
984 PR gold/12898
985 * layout.cc (Layout::segment_precedes): Don't crash if a linker
986 script create indistinguishable segments.
987 (Layout::set_segment_offsets): Use stable_sort when sorting
988 segments. Pass this to Compare_segments constructor.
989 * layout.h (class Layout): Make segment_precedes non-static.
990 (class Compare_segments): Change from struct to class. Add
991 layout_ field. Add constructor.
992 * script-sections.cc
993 (Script_sections::attach_sections_using_phdrs_clause): Rename
994 local orphan to is_orphan. Don't report failure to put empty
995 section in segment. On attachment failure, report name of
996 section, and attach to first PT_LOAD segment.
997
03ef7571
ILT		 9982011-06-28 Ian Lance Taylor <iant@google.com>
999
1000 PR gold/12934
1001 * target-select.cc (Target_selector::Target_selector): Add
1002 emulation parameter. Change all callers.
1003 (select_target_by_bfd_name): Rename from select_target_by_name.
1004 Change all callers.
1005 (select_target_by_emulation): New function.
1006 (supported_emulation_names): New function.
1007 * target-select.h (class Target_selector): Add emulation_ field.
1008 Update declarations.
1009 (Target_selector::recognize_by_bfd_name): Rename from
1010 recognize_by_name. Change all callers.
1011 (Target_selector::supported_bfd_names): Rename from
1012 supported_names. Change all callers.
1013 (Target_selector::recognize_by_emulation): New function.
1014 (Target_selector::supported_emulations): New function.
1015 (Target_selector::emulation): New function.
1016 (Target_selector::do_recognize_by_bfd_name): Rename from
1017 do_recognize_by_name. Change all callers.
1018 (Target_selector::do_supported_bfd_names): Rename from
1019 do_supported_names. Change all callers.
1020 (Target_selector::do_recognize_by_emulation): New function.
1021 (Target_selector::do_supported_emulations): New function.
1022 (select_target_by_bfd_name): Change name in declaration.
1023 (select_target_by_emulation): Declare.
1024 (supported_emulation_names): Declare.
1025 * parameters.cc (parameters_force_valid_target): Try to find
1026 target based on emulation from -m option.
1027 * options.h (class General_options): Change doc string for -m.
1028 * options.cc (help): Print emulations.
1029 (General_options::parse_V): Likewise.
1030 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1031 Add emulation parameter. Change all callers.
1032
200b2bb9
ILT		 10332011-06-28 Ian Lance Taylor <iant@google.com>
1034
1035 * target.h (class Target): Add osabi_ field.
1036 (Target::osabi): New function.
1037 (Target::set_osabi): New function.
1038 (Target::Target): Initialize osabi_.
1039 (Target::do_adjust_elf_header): Make pure virtual.
1040 (Sized_target::do_adjust_elf_header): Declare.
1041 * target.cc (Sized_target::do_adjust_elf_header): New function.
1042 (class Sized_target): Instantiate all versions.
1043 * freebsd.h (class Target_freebsd): Remove.
1044 (Target_selector_freebsd::do_recognize): Call set_osabi on
1045 Target.
1046 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1047 (Target_selector_freebsd::set_osabi): Remove.
1048 * i386.cc (class Target_i386): Inherit from Sized_target rather
1049 than Target_freebsd.
1050 * x86_64.cc (class Target_x86_64): Likewise.
1051
b3ce541e
ILT		 10522011-06-28 Ian Lance Taylor <iant@google.com>
1053
1054 * target.h (Target::can_check_for_function_pointers): Rewrite.
1055 Make non-virtual.
1056 (Target::can_icf_inline_merge_sections): Likewise.
1057 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1058 (Target::Target_info): Add can_icf_inline_merge_sections field.
1059 (Target::do_can_check_for_function_pointers): New virtual
1060 function.
1061 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1062 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1063 from can_check_for_function_pointers, move in file.
1064 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1065 section_may_have_icf_unsafe_poineters, move in file.
1066 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1067 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1068 Rename from can_check_for_function_pointers, move in file.
1069 (Target_i386::can_icf_inline_merge_sections): Remove.
1070 (Target_i386::i386_info): Initialize
1071 can_icf_inline_merge_sections.
1072 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1073 Initialize can_icf_inline_merge_sections.
1074 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1075 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1076 Rename from can_check_for_function_pointers, move in file.
1077 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1078 (Target_x86_64::x86_64_info): Initialize
1079 can_icf_inline_merge_sections.
1080 * testsuite/testfile.cc (Target_test::test_target_info):
1081 Likewise.
1082 * icf.cc (get_section_contents): Correct formatting.
1083
6d1c4efb
ILT		 10842011-06-27 Ian Lance Taylor <iant@google.com>
1085
1086 * symtab.cc (Symbol::versioned_name): New function.
1087 (Symbol_table::add_to_final_symtab): Use versioned_name when
1088 appropriate.
1089 (Symbol_table::sized_write_symbol): Likewise.
1090 * symtab.h (class Symbol): Declare versioned_name.
1091 * stringpool.h (class Stringpool_template): Add variant of add
1092 which takes a std::basic_string.
1093 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1094 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1095 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1096 (ver_test_12.o): New target.
1097 * testsuite/Makefile.in: Rebuild.
1098
57eb9b50
DK		 10992011-06-27 Doug Kwan <dougkwan@google.com>
1100
1101 * arm.cc (Arm_relocate_functions::thm_jump8,
1102 Arm_relocate_functions::thm_jump11): Use a wider signed
1103 type to compute offset.
1104 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1105 arm_thm_jump8.
1106 * testsuite/Makefile.in: Regenerate.
1107 * testsuite/arm_branch_in_range.sh: Check test results of
1108 arm_thm_jump11 and arm_thm_jump8.
1109 * testsuite/arm_thm_jump11.s: New test source file.
1110 * testsuite/arm_thm_jump11.t: New linker script.
1111 * testsuite/arm_thm_jump8.s: New test source file.
1112 * testsuite/arm_thm_jump8.t: New linker script.
1113
487b39df
ILT		 11142011-06-24 Ian Lance Taylor <iant@google.com>
1115
1116 * layout.cc: Include "object.h".
1117 (ctors_sections_in_init_array): New static variable.
1118 (Layout::is_ctors_in_init_array): New function.
1119 (Layout::layout): Add entry to ctors_sections_in_init_array if
1120 appropriate.
1121 * layout.h (class Layout): Declare is_ctors_in_init_array.
1122 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1123 is_ctors_reverse_view is set.
1124 (Sized_relobj_file::write_sections): Add layout parameter. Change
1125 all callers. Set is_ctors_reverse_view field of View_size.
1126 (Sized_relobj_file::reverse_words): New function.
1127 * object.h (Sized_relobj_file::View_size): Add
1128 is_ctors_reverse_view field.
1129 (class Sized_relobj_file): Update declarations.
1130 * testsuite/initpri3.c: New test.
1131 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1132 initpri3b.
1133 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1134 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1135 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1136 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1137 * testsuite/Makefile.in: Rebuild.
1138
472076e4
CC		 11392011-06-24 Cary Coutant <ccoutant@google.com>
1140
1141 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1142 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1143 (debug_msg_cdebug.err): New targets.
1144 * testsuite/Makefile.in: Regenerate.
1145 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1146 Fix checks for link with shared library.
1147
a60af0db
DK		 11482011-06-24 Doug Kwan <dougkwan@google.com>
1149
1150 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1151 skip empty text sections.
1152 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1153
5393d741
ILT		 11542011-06-22 Ian Lance Taylor <iant@google.com>
1155
1156 PR gold/12910
1157 * options.h (class General_options): Add --ctors-in-init-array.
1158 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1159 friends as SHT_PROGBITS for merging sections.
1160 (Layout::layout): Remove special handling of .init_array and
1161 friends. Don't sort if doing relocatable link. Sort for .ctors
1162 and .dtors if ctors_in_init_array.
1163 (Layout::make_output_section): Force correct section types for
1164 .init_array and friends. Don't sort if doing relocatable link,
1165 Don't sort .ctors and .dtors if ctors_in_init_array.
1166 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1167 (Layout::output_section_name): Add relobj parameter. Change all
1168 callers. Handle .ctors. and .dtors. in code rather than table.
1169 Handle .ctors and .dtors if ctors_in_init_array.
1170 (Layout::match_file_name): New function, moved from output.cc.
1171 * layout.h (class Layout): Update declarations.
1172 * output.cc: Include "layout.h".
1173 (Input_section_sort_entry::get_priority): New function.
1174 (Input_section_sort_entry::match_file_name): Just call
1175 Layout::match_file_name.
1176 (Output_section::Input_section_sort_init_fini_compare::operator()):
1177 Handle .ctors and .dtors. Sort by explicit priority rather than
1178 by name.
1179 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1180 * testsuite/initpri2.c: New test.
1181 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1182 (check_PROGRAMS): Add initpri2.
1183 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1184 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1185 * configure, testsuite/Makefile.in: Rebuild.
1186
e1f74f98
ILT		 11872011-06-19 Ian Lance Taylor <iant@google.com>
1188
1189 PR gold/12880
1190 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1191 .interp section to a PT_INTERP segment even if we have seen a
1192 --dynamic-linker option. Don't do it if we have seen a PHDRS
1193 clause in a linker script.
1194 (Layout::finalize): Don't create a .interp section if we've
1195 already create a PT_INTERP segment.
1196 (Layout::create_interp): Always call choose_output_section (revert
1197 patch of 2011-06-17). Don't create PT_INTERP segment.
1198 * script-sections.cc
1199 (Script_sections::create_note_and_tls_segments): Add a .interp
1200 section to a PT_INTERP segment even if we have seen a
1201 --dynamic-linker option.
1202
766f91bb
ILT		 12032011-06-18 Ian Lance Taylor <iant@google.com>
1204
1205 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1206 merely because a non-PT_LOAD segment has a dynamic reloc.
1207
0d212c3a
ILT		 12082011-06-18 Ian Lance Taylor <iant@google.com>
1209
1210 * layout.cc (Layout::finish_dynamic_section): Don't create
1211 DT_FLAGS entry if not needed.
1212
911a5072
ILT		 12132011-06-18 Ian Lance Taylor <iant@google.com>
1214
1215 PR gold/12745
1216 * layout.cc (Layout::layout_eh_frame): Correct handling of
1217 writable .eh_frame section.
1218
534b4e5f
ILT		 12192011-06-17 Ian Lance Taylor <iant@google.com>
1220
1221 PR gold/12893
1222 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1223 symbol is redefined with the exact same object and value.
1224
10b4f102
ILT		 12252011-06-17 Ian Lance Taylor <iant@google.com>
1226
1227 PR gold/12880
1228 * layout.h (class Layout): Add interp_segment_ field.
1229 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1230 (Layout::attach_allocated_section_to_segment): If making shared
1231 library, put .interp section in PT_INTERP segment.
1232 (Layout::finalize): Also call create_interp if -dynamic-linker
1233 option was used.
1234 (Layout::create_interp): Assert that there is no PT_INTERP
1235 segment. If not using a SECTIONS clause, use make_output_section.
1236 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1237 * script-sections.cc
1238 (Script_sections::create_note_and_tls_segments): If making shared
1239 library, put .interp section in PT_INTERP segment.
1240
a29b0dad
ILT		 12412011-06-17 Ian Lance Taylor <iant@google.com>
1242
e588ea8d
ILT		 1243 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1244 when making a shared library.
1245
12462011-06-17 Ian Lance Taylor <iant@google.com>
1247
1248 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1249 parameter. Change all callers. Don't issue warning about PC32
1250 against locally defined symbol.
a29b0dad 1251
9d3b0698
ILT		 12522011-06-16 Ian Lance Taylor <iant@google.com>
1253
1254 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1255 occurs in same object.
1256
85b0f90c
AM		 12572011-06-14 Alan Modra <amodra@gmail.com>
1258
1259 * po/POTFILES.in: Regenerate.
1260
a94907d9
ILT		 12612011-06-09 Ian Lance Taylor <iant@google.com>
1262
1263 * script-sections.cc
1264 (Orphan_output_section::set_section_addresses): For a relocatable
1265 link set address to 0.
1266
4fb3a1c3
CC		 12672011-06-09 Cary Coutant <ccoutant@google.com>
1268
1269 PR gold/12804
1270 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1271 used with --compress-debug-sections.
1272 * gold/object.cc (Sized_relobj_file::do_layout): Report
1273 uncompressed size of compressed input sections.
1274
61220854
CC		 12752011-06-08 Cary Coutant <ccoutant@google.com>
1276
1277 PR gold/12804
1278 * testsuite/two_file_test_2_v1.cc: Change initialization of
1279 v2 to keep it in .data.
1280
e6455dfb
CC		 12812011-06-07 Cary Coutant <ccoutant@google.com>
1282
1283 * common.cc (Symbol_table::do_allocate_commons_list): Call
1284 gold_fallback.
1285 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1286 (Errors::fallback): New function.
1287 (gold_fallback): New function.
1288 * errors.h (Errors::fallback): New function.
1289 * gold.cc (gold_exit): Change status parameter to enum; adjust
1290 all callers.
1291 (queue_initial_tasks): Call gold_fallback.
1292 * gold.h: Include cstdlib.
1293 (Exit_status): New enum type.
1294 (gold_exit): Change status parameter to enum.
1295 (gold_fallback): New function.
1296 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1297 (Layout::create_symtab_sections): Likewise.
1298 (Layout::create_shdrs): Likewise.
1299 * main.cc (main): Adjust call to gold_exit.
1300 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1301 (Output_data_got::add_got_entry_pair): Likewise.
1302 (Output_section::add_input_section): Likewise.
1303 (Output_section::add_output_section_data): Likewise.
1304 (Output_segment::set_section_list_addresses): Likewise.
1305 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1306
fb0e076f
CC		 13072011-06-07 Cary Coutant <ccoutant@google.com>
1308
1309 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1310 for incremental links.
1311 * output.cc (Output_segment::set_section_list_addresses): Remove
1312 FIXME and test for TLS or BSS.
1313
a5ee4d5d
CC		 13142011-06-07 Cary Coutant <ccoutant@google.com>
1315
1316 * testsuite/Makefile.am: Add incremental_copy_test,
1317 incremental_common_test_1.
1318 * testsuite/Makefile.in: Regenerate.
1319 * testsuite/common_test_1_v1.c: New source file.
1320 * testsuite/common_test_1_v2.c: New source file.
1321 * testsuite/copy_test_v1.cc: New source file.
1322
5146f448
CC		 13232011-06-07 Cary Coutant <ccoutant@google.com>
1324
1325 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1326 update, allocate common from bss section's free list.
1327 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1328 linker-defined symbols.
1329 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1330 Skip GOT and PLT entries that are no longer referenced.
1331 (Output_section_incremental_inputs::write_info_blocks): Mark
1332 linker-defined symbols.
1333 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1334 * output.cc (Output_section::allocate): New function.
1335 * output.h (Output_section::allocate): New function.
1336 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1337 linker-defined symbols.
1338 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1339 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1340 (Symbol::init_base_output_data): Likewise.
1341 (Symbol::init_base_output_segment): Likewise.
1342 (Symbol::init_base_constant): Likewise.
1343 (Sized_symbol::init_output_data): Likewise.
1344 (Sized_symbol::init_output_segment): Likewise.
1345 (Sized_symbol::init_constant): Likewise.
1346 (Symbol_table::do_define_in_output_data): Likewise.
1347 (Symbol_table::do_define_in_output_segment): Likewise.
1348 (Symbol_table::do_define_as_constant): Likewise.
1349 * symtab.h (Symbol::is_predefined): New function.
1350 (Symbol::init_base_output_data): Add is_predefined parameter.
1351 (Symbol::init_base_output_segment): Likewise.
1352 (Symbol::init_base_constant): Likewise.
1353 (Symbol::is_predefined_): New data member.
1354 (Sized_symbol::init_output_data): Add is_predefined parameter.
1355 (Sized_symbol::init_output_segment): Likewise.
1356 (Sized_symbol::init_constant): Likewise.
1357 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1358
26d3c67d
CC		 13592011-06-07 Cary Coutant <ccoutant@google.com>
1360
1361 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1362 instead of emit_copy_reloc.
1363 (Copy_relocs::emit_copy_reloc): Refactor.
1364 (Copy_relocs::make_copy_reloc): New function.
1365 (Copy_relocs::add_copy_reloc): Remove.
1366 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1367 section.
1368 (Copy_relocs::make_copy_reloc): New function.
1369 (Copy_relocs::add_copy_reloc): Remove.
1370 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1371 unchanged input files.
1372 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1373 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1374 Reserve BSS space for COPY relocations.
1375 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1376 (Output_section_incremental_inputs::write_info_blocks): Record
1377 whether a symbol is copied from a shared object.
1378 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1379 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1380 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1381 (Incremental_input_entry_reader::get_output_symbol_index): Add
1382 is_copy parameter.
1383 (Incremental_binary::emit_copy_relocs): New function.
1384 (Incremental_binary::do_emit_copy_relocs): New function.
1385 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1386 new data member.
1387 (Sized_incremental_binary::add_copy_reloc): New function.
1388 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1389 (Sized_incremental_binary::Copy_reloc): New struct.
1390 (Sized_incremental_binary::Copy_relocs): New typedef.
1391 (Sized_incremental_binary::copy_relocs_): New data member.
1392 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1393 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1394 * target.h (Sized_target::emit_copy_reloc): New function.
1395 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1396
7cdb37d9
CC		 13972011-06-02 Cary Coutant <ccoutant@google.com>
1398
1399 PR gold/12163
1400 * gold/archive.cc (Archive::Archive): Initialize new data member.
1401 (Archive::include_all_members): Return if archive has already been
1402 included.
1403 * gold/archive.h (Archive::include_all_members_): New data member.
1404
cc643b88
NC		 14052011-06-02 Nick Clifton <nickc@redhat.com>
1406
1407 * dynobj.h: Fix spelling mistake in comment.
1408 * output.cc: Likewise.
1409
f62a3ca7
DK		 14102011-05-31 Doug Kwan <dougkwan@google.com>
1411 Asier Llano
1412
1413 PR gold/12826
cc643b88 1414 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1415 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1416 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1417 redundant arm_exidx_test.so.
1418 * testsuite/Makefile.in: Regenerate.
1419 (check_SCRIPTS): Add pr12826.sh
1420 (check_DATA): Add pr12826.stdout
1421 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1422 * testsuite/pr12826.sh: New file.
1423 * testsuite/pr12826_1.s: Ditto.
1424 * testsuite/pr12826_1.s: Ditto.
1425
8dbe1edc
ILT		 14262011-05-30 Ian Lance Taylor <iant@google.com>
1427
1428 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1429 sections.
1430
c49875be
ILT		 14312011-05-29 Ian Lance Taylor <iant@google.com>
1432
1433 PR gold/12804
1434 * testsuite/Makefile.am: Use different file name for two_file_test
1435 temporary file for each incremental test.
1436 * testsuite/Makefile.in: Rebuild.
1437
69d53f7a
ILT		 14382011-05-29 Ian Lance Taylor <iant@google.com>
1439
1440 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1441 binary input file is empty.
1442
41d0ab5f
ILT		 14432011-05-27 Ian Lance Taylor <iant@google.com>
1444
1445 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1446 (ver_test_9.so): Likewise.
1447 * testsuite/Makefile.in: Rebuild.
1448
89d8a36b
CC		 14492011-05-26 Cary Coutant <ccoutant@google.com>
1450
1451 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1452 * incremental.cc (Incremental_inputs::report_input_section): Fix
1453 comment, indentation.
1454 (Incremental_inputs::report_comdat_group): New function.
1455 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1456 of data for incremental input file entry.
1457 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1458 group count, COMDAT group signatures.
1459 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1460 an unchanged input file.
1461 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1462 Initialize new data member.
1463 (Incremental_object_entry::add_comdat_group): New function.
1464 (Incremental_object_entry::get_comdat_group_count): New function.
1465 (Incremental_object_entry::get_comdat_signature_key): New function.
1466 (Incremental_object_entry::groups_): New data member.
1467 (Incremental_inputs::report_comdat_group): New function.
1468 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1469 data for incremental input file entry.
1470 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1471 (Incremental_input_entry_reader::get_input_section): Adjust size of
1472 data for incremental input file entry.
1473 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1474 (Incremental_input_entry_reader::get_comdat_group_signature): New
1475 function.
1476 * object.cc (Sized_relobj::include_section_group): Report kept
1477 COMDAT groups for incremental links.
1478
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ILT		 14792011-05-24 David Meyer <pdox@google.com>
1480
1481 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1482 with name parameter. Add found_name parameter.
1483 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1484 * dirsearch.h (class Dirsearch): Update declaration.
1485
a10ae760
ILT		 14862011-05-24 Ian Lance Taylor <iant@google.com>
1487
1488 * archive.cc (Library_base::should_include_member): Pull in object
1489 from archive if it defines the entry symbol.
1490 * parameters.cc (Parameters::entry): New function.
1491 * parameters.h (class Parameters): Declare entry.
1492 * output.h (class Output_file_header): Remove entry_ field.
1493 * output.cc (Output_file_header::Output_file_header): Remove entry
1494 parameter. Change all callers.
1495 (Output_file_header::entry): Use parameters->entry.
1496 * gold.cc (queue_middle_tasks): Likewise.
1497 * plugin.cc (Plugin_hook::run): Likewise.
1498
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1500
1501 * gold.cc (queue_initial_tasks): Pass incremental base filename
1502 to Output_file::open_base_file; don't print error message.
1503 * incremental-dump.cc (main): Adjust call to
1504 Output_file::open_for_modification.
1505 * incremental-dump.cc (main): Likewise.
1506 * incremental.cc (Incremental_inputs::report_command_line):
1507 Ignore --incremental-base option when comparing command lines.
1508 Ignore parameter when given as separate argument.
1509 * options.h (class General_options): Add --incremental-base.
1510 * output.cc (Output_file::Output_file):
1511 (Output_file::open_base_file): Add base_name and writable parameters;
1512 read base file into new file; print error message here.
1513 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1514 callers.
1515 * output.h (Output_file::open_for_modification): Rename to...
1516 (Output_file::open_base_file): ...this; add base_name and
1517 writable parameters; adjust all callers.
1518 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1519 callers.
1520 * testsuite/Makefile.am (incremental_test_4): Test
1521 --incremental-base.
1522 * testsuite/Makefile.in: Regenerate.
1523
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CC		 15242011-05-24 Cary Coutant <ccoutant@google.com>
1525
1526 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1527 incremental_test_4.
1528 * testsuite/Makefile.in: Regenerate.
1529 * testsuite/two_file_test_1_v1.cc: New test source file.
1530 * testsuite/two_file_test_1b_v1.cc: New test source file.
1531 * testsuite/two_file_test_2_v1.cc: New test source file.
1532
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CC		 15332011-05-24 Cary Coutant <ccoutant@google.com>
1534
1535 * dynobj.h (Dynobj::do_dynobj): New function.
1536 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1537 flag and soname for shared objects.
1538 * incremental.cc (Incremental_inputs::report_object): Make
1539 either Incremental_object_entry or Incremental_dynobj_entry; add
1540 soname to string table.
1541 (Incremental_inputs::report_input_section): Add assertion.
1542 (Output_section_incremental_inputs::set_final_data_size): Adjust
1543 type of input file entry for shared libraries; adjust size of
1544 shared library info entry.
1545 (Output_section_incremental_inputs::write_input_files): Write
1546 as_needed flag for shared libraries.
1547 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1548 of input file entry for shared libraries; write soname.
1549 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1550 soname from incremental info.
1551 * incremental.h (enum Incremental_input_flags): Add
1552 INCREMENTAL_INPUT_AS_NEEDED.
1553 (Incremental_input_entry::Incremental_input_entry): Initialize new
1554 data member.
1555 (Incremental_input_entry::set_as_needed): New function.
1556 (Incremental_input_entry::as_needed): New function.
1557 (Incremental_input_entry::do_dynobj_entry): New function.
1558 (Incremental_input_entry::as_needed_): New data member.
1559 (Incremental_object_entry::Incremental_object_entry): Don't check
1560 for shared library.
1561 (Incremental_object_entry::do_type): Likewise.
1562 (class Incremental_dynobj_entry): New class.
1563 (Incremental_input_entry_reader::as_needed): New function.
1564 (Incremental_input_entry_reader::get_soname): New function.
1565 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1566 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1567 size of shared library info entry.
1568 * layout.cc (Layout::finish_dynamic_section): Don't test for
1569 incremental link when adding DT_NEEDED entries.
1570 * object.h (Object::Object): Initialize new data member.
1571 (Object::dynobj): New function.
1572 (Object::set_as_needed): New function.
1573 (Object::as_needed): New function.
1574 (Object::do_dynobj): New function.
1575 (Object::as_needed_): New data member.
1576
6fa2a40b
CC		 15772011-05-24 Cary Coutant <ccoutant@google.com>
1578
1579 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1580 info; adjust display of GOT entries.
1581 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1582 vector of input objects; remove file_status_.
1583 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1584 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1585 got_plt reader; call target hooks to reserve GOT entries.
1586 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1587 of input file info header and GOT info entry.
1588 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1589 relocation info.
1590 (Got_plt_view_info::got_descriptor): Remove.
1591 (Got_plt_view_info::sym_index): New data member.
1592 (Got_plt_view_info::input_index): New data member.
1593 (Local_got_offset_visitor::visit): Write input file index.
1594 (Global_got_offset_visitor::visit): Write 0 for input file index.
1595 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1596 with sym_index and input_index.
1597 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1598 incremental info GOT entry; replace got_descriptor with input_index.
1599 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1600 map from input file index to object.
1601 (Sized_relobj_incr::do_layout): Replace direct data member reference
1602 with accessor function.
1603 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1604 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1605 Adjust size of input file info header.
1606 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1607 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1608 (Incremental_input_entry_reader::get_input_section): Adjust size of
1609 input file info header.
1610 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1611 of incremental info GOT entry.
1612 (Incremental_got_plt_reader::get_got_desc): Remove.
1613 (Incremental_got_plt_reader::get_got_symndx): New function.
1614 (Incremental_got_plt_reader::get_got_input_index): New function.
1615 (Sized_incremental_binary::Sized_incremental_binary): Remove
1616 file_status_; add input_objects_.
1617 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1618 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1619 (Sized_incremental_binary::file_is_unchanged): Remove.
1620 (Sized_incremental_binary::set_input_object): New function.
1621 (Sized_incremental_binary::input_object): New function.
1622 (Sized_incremental_binary::file_status_): Remove.
1623 (Sized_incremental_binary::input_objects_): New data member.
1624 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1625 references.
1626 (Sized_relobj_incr::invalid_address): Move to base class.
1627 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1628 class.
1629 (Sized_relobj_incr::do_output_section_offset): Likewise.
1630 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1631 (Sized_relobj_incr::section_offsets_): Likewise.
1632 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1633 function.
1634 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1635 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1636 with accessor function.
1637 (Sized_relobj_file::do_layout): Likewise.
1638 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1639 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1640 (Sized_relobj_file::compute_final_local_value): Replace refs to
1641 section_offsets_ with accessor function.
1642 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1643 * object.h (Relobj::Relobj): Initialize new data members.
1644 (Relobj::add_dyn_reloc): New function.
1645 (Relobj::first_dyn_reloc): New function.
1646 (Relobj::dyn_reloc_count): New function.
1647 (Relobj::first_dyn_reloc_): New data member.
1648 (Relobj::dyn_reloc_count_): New data member.
1649 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1650 references.
1651 (Sized_relobj::Address): New typedef.
1652 (Sized_relobj::invalid_address): Move here from child class.
1653 (Sized_relobj::Sized_relobj): Initialize new data members.
1654 (Sized_relobj::sized_relobj): New function.
1655 (Sized_relobj::is_output_section_offset_invalid): Move here from
1656 child class.
1657 (Sized_relobj::get_output_section_offset): Likewise.
1658 (Sized_relobj::local_has_got_offset): Likewise.
1659 (Sized_relobj::local_got_offset): Likewise.
1660 (Sized_relobj::set_local_got_offset): Likewise.
1661 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1662 (Sized_relobj::clear_got_offsets): New function.
1663 (Sized_relobj::section_offsets): Move here from child class.
1664 (Sized_relobj::do_output_section_offset): Likewise.
1665 (Sized_relobj::do_set_section_offset): Likewise.
1666 (Sized_relobj::Local_got_offsets): Likewise.
1667 (Sized_relobj::local_got_offsets_): Likewise.
1668 (Sized_relobj::section_offsets_): Likewise.
1669 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1670 references.
1671 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1672 class.
1673 (Sized_relobj_file::sized_relobj): New function
1674 (Sized_relobj_file::local_has_got_offset): Move to base class.
1675 (Sized_relobj_file::local_got_offset): Likewise.
1676 (Sized_relobj_file::set_local_got_offset): Likewise.
1677 (Sized_relobj_file::get_output_section_offset): Likewise.
1678 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1679 (Sized_relobj_file::do_output_section_offset): Likewise.
1680 (Sized_relobj_file::do_set_section_offset): Likewise.
1681 (Sized_relobj_file::Local_got_offsets): Likewise.
1682 (Sized_relobj_file::local_got_offsets_): Likewise.
1683 (Sized_relobj_file::section_offsets_): Likewise.
1684 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1685 (all constructors).
1686 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1687 (Output_reloc::get_symbol_index): Likewise.
1688 (Output_reloc::local_section_offset): Likewise.
1689 (Output_reloc::get_address): Likewise.
1690 (Output_reloc::symbol_value): Likewise.
1691 (Output_data_got::reserve_slot): Move to class definition.
1692 (Output_data_got::reserve_local): New function.
1693 (Output_data_got::reserve_slot_for_global): Remove.
1694 (Output_data_got::reserve_global): New function.
1695 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1696 (all constructors, two instantiations).
1697 (Output_reloc::get_relobj): New function (two instantiations).
1698 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1699 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1700 (Output_data_reloc::add_global): Adjust type of relobj.
1701 (Output_data_reloc::add_global_relative): Likewise.
1702 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1703 (Output_data_reloc::add_local): Likewise.
1704 (Output_data_reloc::add_local_relative): Likewise.
1705 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1706 (Output_data_reloc::add_local_section): Likewise.
1707 (Output_data_reloc::add_output_section): Likewise.
1708 (Output_data_reloc::add_absolute): Likewise.
1709 (Output_data_reloc::add_target_specific): Likewise.
1710 (Output_data_got::reserve_slot): Move definition here.
1711 (Output_data_got::reserve_local): New function.
1712 (Output_data_got::reserve_global): New function.
1713 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1714 section_offsets_ with accessor function.
1715 (Sized_relobj_file::write_sections): Likewise.
1716 (Sized_relobj_file::do_relocate_sections): Likewise.
1717 * target.h (Sized_target::reserve_local_got_entry): New function.
1718 (Sized_target::reserve_global_got_entry): New function.
1719 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1720 (Target_x86_64::reserve_global_got_entry): New function.
1721 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1722
4829d394
CC		 17232011-05-23 Cary Coutant <ccoutant@google.com>
1724
1725 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1726 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1727 bit when checking got_type.
1728 * incremental.cc (Sized_incremental_binary::setup_readers):
1729 Store symbol table and string table locations; initialize bit vector
1730 of file status flags.
1731 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1732 unchanged files.
1733 (Sized_incremental_binary::do_process_got_plt): New function.
1734 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1735 (Output_section_incremental_inputs::set_final_data_size): Record
1736 file index for each input file.
1737 (Output_section_incremental_inputs::write_got_plt): Store file index
1738 instead of input entry offset for each GOT entry.
1739 * incremental.h
1740 (Incremental_input_entry::Incremental_input_entry): Initialize new
1741 data member.
1742 (Incremental_input_entry::set_offset): Store file index.
1743 (Incremental_input_entry::get_file_index): New function.
1744 (Incremental_input_entry::file_index_): New data member.
1745 (Incremental_binary::process_got_plt): New function.
1746 (Incremental_binary::do_process_got_plt): New function.
1747 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1748 data members.
1749 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1750 (Sized_incremental_binary::set_file_is_unchanged): New function.
1751 (Sized_incremental_binary::file_is_unchanged): New function.
1752 (Sized_incremental_binary::do_process_got_plt): New function.
1753 (Sized_incremental_binary::file_status_): New data member.
1754 (Sized_incremental_binary::main_symtab_loc_): New data member.
1755 (Sized_incremental_binary::main_strtab_loc_): New data member.
1756 * output.cc (Output_data_got::Got_entry::write): Add case
1757 RESERVED_CODE.
1758 (Output_data_got::add_global): Call add_got_entry.
1759 (Output_data_got::add_global_plt): Likewise.
1760 (Output_data_got::add_global_with_rel): Likewise.
1761 (Output_data_got::add_global_with_rela): Likewise.
1762 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1763 (Output_data_got::add_global_pair_with_rela): Likewise.
1764 (Output_data_got::add_local): Call add_got_entry.
1765 (Output_data_got::add_local_plt): Likewise.
1766 (Output_data_got::add_local_with_rel): Likewise.
1767 (Output_data_got::add_local_with_rela): Likewise.
1768 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1769 (Output_data_got::add_local_pair_with_rela): Likewise.
1770 (Output_data_got::reserve_slot): New function.
1771 (Output_data_got::reserve_slot_for_global): New function.
1772 (Output_data_got::add_got_entry): New function.
1773 (Output_data_got::add_got_entry_pair): New function.
1774 (Output_section::add_output_section_data): Edit FIXME.
1775 * output.h
1776 (Output_section_data_build::Output_section_data_build): New
1777 constructor with size parameter.
1778 (Output_data_space::Output_data_space): Likewise.
1779 (Output_data_got::Output_data_got): Initialize new data member; new
1780 constructor with size parameter.
1781 (Output_data_got::add_constant): Call add_got_entry.
1782 (Output_data_got::reserve_slot): New function.
1783 (Output_data_got::reserve_slot_for_global): New function.
1784 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1785 (Output_data_got::add_got_entry): New function.
1786 (Output_data_got::add_got_entry_pair): New function.
1787 (Output_data_got::free_list_): New data member.
1788 * target.h (Sized_target::init_got_plt_for_update): New function.
1789 (Sized_target::register_global_plt_entry): New function.
1790 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1791 Initialize new data member; call init; add constructor with PLT count.
1792 (Output_data_plt_x86_64::init): New function.
1793 (Output_data_plt_x86_64::add_relocation): New function.
1794 (Output_data_plt_x86_64::reserve_slot): New function.
1795 (Output_data_plt_x86_64::free_list_): New data member.
1796 (Target_x86_64::init_got_plt_for_update): New function.
1797 (Target_x86_64::register_global_plt_entry): New function.
1798 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1799 incremental updates.
1800 (Output_data_plt_x86_64::add_relocation): New function.
1801 * testsuite/object_unittest.cc (Object_test): Set default options.
1802
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1804
1805 * options.h (class General_options): Make -i a synonym for -r.
1806
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ILT		 18072011-05-16 Ian Lance Taylor <iant@google.com>
1808
1809 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1810
403676b5
CC		 18112011-05-10 Cary Coutant <ccoutant@google.com>
1812
1813 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1814 strip_all (-s).
1815
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ILT		 18162011-05-06 Ian Lance Taylor <iant@google.com>
1817
1818 * layout.cc (Layout::layout): If the output section flags change,
1819 update the ordering.
1820
f0f9babf
CC		 18212011-04-25 Cary Coutant <ccoutant@google.com>
1822
1823 * incremental-dump.cc (dump_incremental_inputs): Print local
1824 symbol info for each input file.
1825 * incremental.cc
1826 (Output_section_incremental_inputs::set_final_data_size): Add local
1827 symbol info to input file entries in incremental info.
1828 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1829 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1830 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1831 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1832 implementation.
1833 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1834 (Sized_incr_relobj::do_relocate): Write the local symbols.
1835 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1836 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1837 Adjust size of input file header.
1838 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1839 (Incremental_inputs_reader::get_local_symbol_count): New function.
1840 (Incremental_inputs_reader::get_input_section): Adjust size of input
1841 file header.
1842 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1843 (Sized_incr_relobj::This): New typedef.
1844 (Sized_incr_relobj::sym_size): New const data member.
1845 (Sized_incr_relobj::Local_symbol): New struct.
1846 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1847 (Sized_incr_relobj::do_local_symbol_offset): New function.
1848 (Sized_incr_relobj::local_symbol_count_): New data member.
1849 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1850 (Sized_incr_relobj::local_symbol_index_): New data member.
1851 (Sized_incr_relobj::local_symbol_offset_): New data member.
1852 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1853 (Sized_incr_relobj::local_symbols_): New data member.
1854 * object.h (Relobj::output_local_symbol_count): New function.
1855 (Relobj::local_symbol_offset): New function.
1856 (Relobj::do_output_local_symbol_count): New function.
1857 (Relobj::do_local_symbol_offset): New function.
1858 (Sized_relobj::do_output_local_symbol_count): New function.
1859 (Sized_relobj::do_local_symbol_offset): New function.
1860
d0a9ace3
ILT		 18612011-04-22 Vladimir Simonov <sv@sw.ru>
1862
1863 * descriptors.cc (set_close_on_exec): New function.
1864 (Descriptors::open): Use set_close_on_exec.
1865 * output.cc (S_ISLNK): Define if not defined.
1866
94a3fc8b
CC		 18672011-04-22 Cary Coutant <ccoutant@google.com>
1868
1869 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1870 global symbol map.
1871 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1872 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1873 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1874 relocations.
1875 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1876 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1877 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1878 * incremental.h
1879 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1880 function.
1881 (Incremental_binary::apply_incremental_relocs): New function.
1882 (Incremental_binary::do_apply_incremental_relocs): New function.
1883 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1884 data member.
1885 (Sized_incremental_binary::add_global_symbol): New function.
1886 (Sized_incremental_binary::global_symbol): New function.
1887 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1888 (Sized_incremental_binary::symbol_map_): New data member.
1889 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1890 * target.h (Sized_target::apply_relocation): New function.
1891 * target-reloc.h (apply_relocation): New function.
1892 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1893
c87e4302
DK		 18942011-04-22 Doug Kwan <dougkwan@google.com>
1895
1896 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1897 flag of a SHT_ARM_EXIDX section.
1898 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1899 * testsuite/Makefile.in: Regenerate.
1900 * testsuite/arm_exidx_test.s: New file.
1901 * testsuite/arm_exidx_test.sh: Same.
1902
e7782cf6
CC		 19032011-04-20 Cary Coutant <ccoutant@google.com>
1904
1905 PR gold/12689
1906 * archive.h (Incremental_archive_entry::Archive_member):
1907 Initialize arg_serial_ (second constructor).
1908
308ecdc7
ILT		 19092011-04-17 Ian Lance Taylor <iant@google.com>
1910
1911 * object.cc (Relocate_info::location): Simplify location string.
1912 * errors.cc (Errors::error_at_location): Don't print program
1913 name.
1914 (Errors::warning_at_location): Likewise.
1915 (Errors::undefined_symbol): Likewise.
1916 * testsuite/debug_msg.sh: Update accordingly.
1917
bec5b579
CC		 19182011-04-14 Cary Coutant <ccoutant@google.com>
1919
1920 * gold/layout.cc (Layout::symtab_section_offset): New function.
1921 * gold/layout.h (Layout::symtab_section_offset): New function.
1922 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1923
88597d34
ILT		 19242011-04-12 Ian Lance Taylor <iant@google.com>
1925
1926 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1927 with MREMAP_MAYMOVE.
1928 * output.h (class Output_file): Add map_is_allocated_ field.
1929 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1930 not available, provide stubs. If mremap is not available, #define
1931 it to gold_mremap.
1932 (MREMAP_MAYMOVE): Define if not defined.
1933 (Output_file::Output_file): Initialize map_is_allocated_.
1934 (Output_file::resize): Check map_is_allocated_.
1935 (Output_file::map_anonymous): If mmap fails, use malloc.
1936 (Output_file::unmap): Don't do anything for an anonymous map.
1937 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1938 is not available, provide stubs.
1939 (File_read::View::~View): Use free rather than delete[].
1940 (File_read::make_view): Use malloc rather than new[]. If mmap
1941 fails, use malloc.
1942 (File_read::find_or_make_view): Use malloc rather than new[].
1943 * gold.h: Remove HAVE_REMAP code.
1944 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1945 exists. Rename mremap to gold_mremap. If mmap is not available
1946 don't do anything.
1947 * configure, config.in: Rebuild.
1948
11e361bc
ILT		 19492011-04-11 Ian Lance Taylor <iant@google.com>
1950
1951 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1952 initialize local variable v.
1953
cdc29364
CC		 19542011-04-11 Cary Coutant <ccoutant@google.com>
1955
1956 * archive.cc (Archive::include_member): Adjust call to
1957 report_object.
1958 (Add_archive_symbols::run): Track argument serial numbers.
1959 (Lib_group::include_member): Likewise.
1960 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1961 * archive.h (Incremental_archive_entry::Archive_member):
1962 Initialize arg_serial_.
1963 (Archive_member::arg_serial_): New data member.
1964 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1965 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1966 incremental link.
1967 (Sized_dynobj::do_for_all_local_got_entries): New function.
1968 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1969 function.
1970 * fileread.cc (get_mtime): New function.
1971 * fileread.h (get_mtime): New function.
1972 * gold.cc (queue_initial_tasks): Check for incremental update.
1973 (process_incremental_input): New function.
1974 (queue_middle_tasks): Don't force valid target for incremental
1975 update.
1976 * incremental-dump.cc (find_input_containing_global): Adjust
1977 size of symbol info entry.
1978 (dump_incremental_inputs): Dump argument serial number and
1979 in_system_directory flag; bias shndx by 1; print symbol names
1980 when dumping per-file symbol lists; use new symbol info readers.
1981 * incremental.cc
1982 (Output_section_incremental_inputs:update_data_size): New function.
1983 (Sized_incremental_binary::setup_readers): Setup input readers
1984 for each input file; build maps for files added from libraries
1985 and scripts.
1986 (Sized_incremental_binary::check_input_args): New function.
1987 (Sized_incremental_binary::do_check_inputs): Build map of argument
1988 serial numbers to input arguments.
1989 (Sized_incremental_binary::do_file_has_changed): Rename
1990 do_file_is_unchanged to this; compare file modification times.
1991 (Sized_incremental_binary::do_init_layout): New function.
1992 (Sized_incremental_binary::do_reserve_layout): New function.
1993 (Sized_incremental_binary::do_get_input_reader): Remove.
1994 (Sized_incremental_binary::get_symtab_view): New function.
1995 (Incremental_checker::can_incrementally_link_output_file): Remove.
1996 (Incremental_inputs::report_command_line): Exclude --debug options.
1997 (Incremental_inputs::report_archive_begin): Add parameter; track
1998 argument serial numbers; don't put input file entry for archive
1999 before archive members.
2000 (Incremental_inputs::report_archive_end): Put input file entry
2001 for archive after archive members.
2002 (Incremental_inputs::report_object): Add parameter; track argument
2003 serial numbers and in_system_directory flag.
2004 (Incremental_inputs::report_script): Add parameter; track argument
2005 serial numbers.
2006 (Output_section_incremental_inputs::set_final_data_size): Adjust
2007 size of symbol info entry; check for forwarding symbols.
2008 (Output_section_incremental_inputs::write_input_files): Write
2009 in_system_directory flag and argument serial number.
2010 (Output_section_incremental_inputs::write_info_blocks): Map section
2011 indices between incremental info and original input file; store
2012 input section index for each symbol.
2013 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2014 change operator() to visit().
2015 (class Global_got_offset_visitor): Likewise.
2016 (class Global_symbol_visitor_got_plt):
2017 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2018 classes.
2019 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2020 (Sized_incr_relobj::do_read_symbols): New function.
2021 (Sized_incr_relobj::do_layout): New function.
2022 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2023 (Sized_incr_relobj::do_add_symbols): New function.
2024 (Sized_incr_relobj::do_should_include_member): New function.
2025 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2026 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2027 (Sized_incr_relobj::do_section_size): New function.
2028 (Sized_incr_relobj::do_section_name): New function.
2029 (Sized_incr_relobj::do_section_contents): New function.
2030 (Sized_incr_relobj::do_section_flags): New function.
2031 (Sized_incr_relobj::do_section_entsize): New function.
2032 (Sized_incr_relobj::do_section_address): New function.
2033 (Sized_incr_relobj::do_section_type): New function.
2034 (Sized_incr_relobj::do_section_link): New function.
2035 (Sized_incr_relobj::do_section_info): New function.
2036 (Sized_incr_relobj::do_section_addralign): New function.
2037 (Sized_incr_relobj::do_initialize_xindex): New function.
2038 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2039 (Sized_incr_relobj::do_read_relocs): New function.
2040 (Sized_incr_relobj::do_gc_process_relocs): New function.
2041 (Sized_incr_relobj::do_scan_relocs): New function.
2042 (Sized_incr_relobj::do_count_local_symbols): New function.
2043 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2044 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2045 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2046 (Sized_incr_relobj::do_relocate): New function.
2047 (Sized_incr_relobj::do_set_section_offset): New function.
2048 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2049 (Sized_incr_dynobj::do_read_symbols): New function.
2050 (Sized_incr_dynobj::do_layout): New function.
2051 (Sized_incr_dynobj::do_add_symbols): New function.
2052 (Sized_incr_dynobj::do_should_include_member): New function.
2053 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2054 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2055 (Sized_incr_dynobj::do_section_size): New function.
2056 (Sized_incr_dynobj::do_section_name): New function.
2057 (Sized_incr_dynobj::do_section_contents): New function.
2058 (Sized_incr_dynobj::do_section_flags): New function.
2059 (Sized_incr_dynobj::do_section_entsize): New function.
2060 (Sized_incr_dynobj::do_section_address): New function.
2061 (Sized_incr_dynobj::do_section_type): New function.
2062 (Sized_incr_dynobj::do_section_link): New function.
2063 (Sized_incr_dynobj::do_section_info): New function.
2064 (Sized_incr_dynobj::do_section_addralign): New function.
2065 (Sized_incr_dynobj::do_initialize_xindex): New function.
2066 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2067 (make_sized_incremental_object): New function.
2068 (Incremental_library::copy_unused_symbols): New function.
2069 (Incremental_library::do_for_all_unused_symbols): New function.
2070 * incremental.h (enum Incremental_input_flags): New type.
2071 (class Incremental_checker): Remove.
2072 (Incremental_input_entry::Incremental_input_entry): Add argument
2073 serial number.
2074 (Incremental_input_entry::arg_serial): New function.
2075 (Incremental_input_entry::set_is_in_system_directory): New function.
2076 (Incremental_input_entry::is_in_system_directory): New function.
2077 (Incremental_input_entry::arg_serial_): New data member.
2078 (Incremental_input_entry::is_in_system_directory_): New data member.
2079 (class Script_info): Move here from script.h.
2080 (Script_info::Script_info): Add filename parameter.
2081 (Script_info::filename): New function.
2082 (Script_info::filename_): New data member.
2083 (Incremental_script_entry::Incremental_script_entry): Add argument
2084 serial number.
2085 (Incremental_object_entry::Incremental_object_entry): Likewise.
2086 (Incremental_object_entry::add_input_section): Build list of input
2087 sections with map to original shndx.
2088 (Incremental_object_entry::get_input_section_index): New function.
2089 (Incremental_object_entry::shndx_): New data member.
2090 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2091 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2092 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2093 serial number.
2094 (Incremental_inputs::report_archive_begin): Likewise.
2095 (Incremental_inputs::report_object): Likewise.
2096 (Incremental_inputs::report_script): Likewise.
2097 (class Incremental_global_symbol_reader): New class.
2098 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2099 and store flags and input file type.
2100 (Incremental_input_entry_reader::arg_serial): New function.
2101 (Incremental_input_entry_reader::type): Extract type from flags.
2102 (Incremental_input_entry_reader::is_in_system_directory): New function.
2103 (Incremental_input_entry_reader::get_input_section_count): Call
2104 accessor function for type.
2105 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2106 function for type; adjust size of global symbol entry.
2107 (Incremental_input_entry_reader::get_global_symbol_count): Call
2108 accessor function for type.
2109 (Incremental_input_entry_reader::get_object_count): Likewise.
2110 (Incremental_input_entry_reader::get_object_offset): Likewise.
2111 (Incremental_input_entry_reader::get_member_count): Likewise.
2112 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2113 (Incremental_input_entry_reader::get_member_offset): Likewise.
2114 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2115 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2116 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2117 (Incremental_input_entry_reader::get_global_symbol_reader): New
2118 function.
2119 (Incremental_input_entry_reader::get_output_symbol_index): New
2120 function.
2121 (Incremental_input_entry_reader::type_): Remove.
2122 (Incremental_input_entry_reader::flags_): New data member.
2123 (Incremental_inputs_reader::input_file_offset): New function.
2124 (Incremental_inputs_reader::input_file_index): New function.
2125 (Incremental_inputs_reader::input_file): Call input_file_offset.
2126 (Incremental_inputs_reader::input_file_at_offset): New function.
2127 (Incremental_relocs_reader::get_r_type): Reformat.
2128 (Incremental_relocs_reader::get_r_shndx): Reformat.
2129 (Incremental_relocs_reader::get_r_offset): Reformat.
2130 (Incremental_relocs_reader::data): New function.
2131 (Incremental_binary::Incremental_binary): Initialize new data members.
2132 (Incremental_binary::check_inputs): Add cmdline parameter.
2133 (Incremental_binary::file_is_unchanged): Remove.
2134 (Input_reader::arg_serial): New function.
2135 (Input_reader::get_unused_symbol_count): New function.
2136 (Input_reader::get_unused_symbol): New function.
2137 (Input_reader::do_arg_serial): New function.
2138 (Input_reader::do_get_unused_symbol_count): New function.
2139 (Input_reader::do_get_unused_symbol): New function.
2140 (Incremental_binary::input_file_count): New function.
2141 (Incremental_binary::get_input_reader): Change signature to use
2142 index instead of filename.
2143 (Incremental_binary::file_has_changed): New function.
2144 (Incremental_binary::get_input_argument): New function.
2145 (Incremental_binary::get_library): New function.
2146 (Incremental_binary::get_script_info): New function.
2147 (Incremental_binary::init_layout): New function.
2148 (Incremental_binary::reserve_layout): New function.
2149 (Incremental_binary::output_file): New function.
2150 (Incremental_binary::do_check_inputs): New function.
2151 (Incremental_binary::do_file_is_unchanged): Remove.
2152 (Incremental_binary::do_file_has_changed): New function.
2153 (Incremental_binary::do_init_layout): New function.
2154 (Incremental_binary::do_reserve_layout): New function.
2155 (Incremental_binary::do_input_file_count): New function.
2156 (Incremental_binary::do_get_input_reader): Change signature.
2157 (Incremental_binary::input_args_map_): New data member.
2158 (Incremental_binary::library_map_): New data member.
2159 (Incremental_binary::script_map_): New data member.
2160 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2161 new data members.
2162 (Sized_incremental_binary::output_section): New function.
2163 (Sized_incremental_binary::inputs_reader): Add const.
2164 (Sized_incremental_binary::symtab_reader): Add const.
2165 (Sized_incremental_binary::relocs_reader): Add const.
2166 (Sized_incremental_binary::got_plt_reader): Add const.
2167 (Sized_incremental_binary::get_symtab_view): New function.
2168 (Sized_incremental_binary::Inputs_reader): New typedef.
2169 (Sized_incremental_binary::Input_entry_reader): New typedef.
2170 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2171 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2172 (Sized_incremental_binary::do_file_has_changed): New function.
2173 (Sized_incremental_binary::do_init_layout): New function.
2174 (Sized_incremental_binary::do_reserve_layout): New function.
2175 (Sized_input_reader::Inputs_reader): Remove.
2176 (Sized_input_reader::Input_entry_reader): Remove.
2177 (Sized_input_reader::do_arg_serial): New function.
2178 (Sized_input_reader::do_get_unused_symbol_count): New function.
2179 (Sized_input_reader::do_get_unused_symbol): New function.
2180 (Sized_incremental_binary::do_input_file_count): New function.
2181 (Sized_incremental_binary::do_get_input_reader): Change signature;
2182 use index instead of filename.
2183 (Sized_incremental_binary::section_map_): New data member.
2184 (Sized_incremental_binary::input_entry_readers_): New data member.
2185 (class Sized_incr_relobj): New class.
2186 (class Sized_incr_dynobj): New class.
2187 (make_sized_incremental_object): New function.
2188 (class Incremental_library): New class.
2189 * layout.cc (Free_list::num_lists): New static data member.
2190 (Free_list::num_nodes): New static data member.
2191 (Free_list::num_removes): New static data member.
2192 (Free_list::num_remove_visits): New static data member.
2193 (Free_list::num_allocates): New static data member.
2194 (Free_list::num_allocate_visits): New static data member.
2195 (Free_list::init): New function.
2196 (Free_list::remove): New function.
2197 (Free_list::allocate): New function.
2198 (Free_list::dump): New function.
2199 (Free_list::print_stats): New function.
2200 (Layout_task_runner::run): Resize output file for incremental updates.
2201 (Layout::Layout): Initialize new data members.
2202 (Layout::set_incremental_base): New function.
2203 (Layout::init_fixed_output_section): New function.
2204 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2205 incremental updates.
2206 (Layout::create_gold_note): Do not create gold note section for
2207 incremental updates.
2208 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2209 for incremental updates.
2210 (Layout::set_section_offsets): For incremental updates, allocate space
2211 from free list.
2212 (Layout::create_symtab_sections): Layout with offsets relative to
2213 start of section; for incremental updates, allocate space from free
2214 list.
2215 (Layout::create_shdrs): For incremental updates, allocate space from
2216 free list.
2217 (Layout::finish_dynamic_section): For incremental updates, do not
2218 check --as-needed (fixed in subsequent patch).
2219 * layout.h (class Free_list): New class.
2220 (Layout::set_incremental_base): New function.
2221 (Layout::incremental_base): New function.
2222 (Layout::init_fixed_output_section): New function.
2223 (Layout::allocate): New function.
2224 (Layout::incremental_base_): New data member.
2225 (Layout::free_list_): New data member.
2226 * main.cc (main): Print Free_list statistics.
2227 * object.cc (Relobj::finalize_incremental_relocs): Add
2228 clear_counts parameter; clear counts only when clear_counts is set.
2229 (Sized_relobj::Sized_relobj): Initialize new base class.
2230 (Sized_relobj::do_layout): Don't report special sections.
2231 (Sized_relobj::do_for_all_local_got_entries): New function.
2232 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2233 symtab_off to all symbol table offsets.
2234 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2235 * object.h (class Got_offset_list): Move to top of file.
2236 (Object::Object): Allow case where input_file == NULL.
2237 (Object::~Object): Likewise.
2238 (Object::input_file): Assert that input_file != NULL.
2239 (Object::lock): Allow case where input_file == NULL.
2240 (Object::unlock): Likewise.
2241 (Object::is_locked): Likewise.
2242 (Object::token): Likewise.
2243 (Object::release): Likewise.
2244 (Object::is_incremental): New function.
2245 (Object::get_mtime): New function.
2246 (Object::for_all_local_got_entries): New function.
2247 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2248 (Object::set_is_in_system_directory): New function.
2249 (Object::is_in_system_directory): New function.
2250 (Object::do_is_incremental): New function.
2251 (Object::do_get_mtime): New function.
2252 (Object::do_for_all_local_got_entries): New function.
2253 (Object::is_in_system_directory_): New data member.
2254 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2255 (class Sized_relobj_base): New class.
2256 (class Sized_relobj): Derive from Sized_relobj_base.
2257 (class Sized_relobj::Symbols): Redeclare from base class.
2258 (class Sized_relobj::local_got_offset_list): Remove.
2259 (class Sized_relobj::Output_sections): Redeclare from base class.
2260 (class Sized_relobj::do_for_all_local_got_entries): New function.
2261 (class Sized_relobj::write_local_symbols): Add offset parameter.
2262 (class Sized_relobj::local_symbol_offset_): Update comment.
2263 (class Sized_relobj::local_dynsym_offset_): Update comment.
2264 * options.cc (Input_arguments::add_file): Remove const.
2265 * options.h (Input_file_argument::Input_file_argument):
2266 Initialize arg_serial_ (all constructors).
2267 (Input_file_argument::set_arg_serial): New function.
2268 (Input_file_argument::arg_serial): New function.
2269 (Input_file_argument::arg_serial_): New data member.
2270 (Input_arguments::Input_arguments): Initialize file_count_.
2271 (Input_arguments::add_file): Remove const.
2272 (Input_arguments::number_of_input_files): New function.
2273 (Input_arguments::file_count_): New data member.
2274 (Command_line::number_of_input_files): Call
2275 Input_arguments::number_of_input_files.
2276 * output.cc (Output_segment_headers::Output_segment_headers):
2277 Set current size.
2278 (Output_section::Input_section::current_data_size): New function.
2279 (Output_section::Output_section): Initialize new data members.
2280 (Output_section::add_input_section): Don't do merge sections for
2281 an incremental link; allocate space from free list for an
2282 incremental update.
2283 (Output_section::add_output_section_data): Allocate space from
2284 free list for an incremental update.
2285 (Output_section::update_data_size): New function.
2286 (Output_section::set_fixed_layout): New function.
2287 (Output_section::reserve): New function.
2288 (Output_segment::set_section_addresses): Remove const.
2289 (Output_segment::set_section_list_addresses): Remove const; allocate
2290 space from free list for an incremental update.
2291 (Output_segment::set_offset): Adjust size of RELRO segment for an
2292 incremental update.
2293 * output.h (Output_data::current_data_size): Move here from
2294 child classes.
2295 (Output_data::pre_finalize_data_size): New function.
2296 (Output_data::update_data_size): New function.
2297 (Output_section_headers::update_data_size): new function.
2298 (Output_section_data_build::current_data_size): Move to Output_data.
2299 (Output_data_strtab::update_data_size): New function.
2300 (Output_section::current_data_size): Move to Output_data.
2301 (Output_section::set_fixed_layout): New function.
2302 (Output_section::has_fixed_layout): New function.
2303 (Output_section::reserve): New function.
2304 (Output_section::update_data_size): New function.
2305 (Output_section::has_fixed_layout_): New data member.
2306 (Output_section::free_list_): New data member.
2307 (Output_segment::set_section_addresses): Remove const.
2308 (Output_segment::set_section_list_addresses): Remove const.
2309 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2310 New function.
2311 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2312 New function.
2313 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2314 parameter when calling Add_symbols constructor; store argument
2315 serial number for members of a lib group.
2316 (Add_symbols::locks): Allow case where token == NULL.
2317 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2318 (Read_member::~Read_member): New function.
2319 (Read_member::is_runnable): New function.
2320 (Read_member::locks): New function.
2321 (Read_member::run): New function.
2322 (Check_script::~Check_script): New function.
2323 (Check_script::is_runnable): New function.
2324 (Check_script::locks): New function.
2325 (Check_script::run): New function.
2326 (Check_library::~Check_library): New function.
2327 (Check_library::is_runnable): New function.
2328 (Check_library::locks): New function.
2329 (Check_library::run): New function.
2330 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2331 (Add_symbols::library_): New data member.
2332 (class Read_member): New class.
2333 (class Check_script): New class.
2334 (class Check_library): New class.
2335 * reloc.cc (Read_relocs::is_runnable): Allow case where
2336 token == NULL.
2337 (Read_relocs::locks): Likewise.
2338 (Scan_relocs::locks): Likewise.
2339 (Relocate_task::locks): Likewise.
2340 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2341 to clear counters.
2342 (Sized_relobj::incremental_relocs_scan): Fix comment.
2343 (Sized_relobj::do_relocate): Pass output file offset to
2344 write_local_symbols.
2345 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2346 from class declaration.
2347 * script.cc (read_input_script): Allocate Script_info; pass
2348 argument serial number to report_script.
2349 * script.h (class Script_info): Move to incremental.h.
2350 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2351 * symtab.h (Symbol_table::add_from_incrobj): New function.
2352 (Symbol_table::set_file_offset): New function.
2353
b961d0d7
CC		 23542011-04-05 Cary Coutant <ccoutant@google.com>
2355
2356 * incremental-dump.cc (dump_incremental_inputs): Change signature
2357 to take a Sized_incremental_binary; change caller. Use readers
2358 in Sized_incremental_binary.
2359 * incremental.cc
2360 (Sized_incremental_binary::find_incremental_inputs_sections):
2361 Rename do_find_incremental_inputs_sections to this.
2362 (Sized_incremental_binary::setup_readers): New function.
2363 (Sized_incremental_binary::do_check_inputs): Check
2364 has_incremental_info_ flag; move setup code to setup_readers;
2365 use input readers.
2366 (Sized_incremental_binary::do_file_is_unchanged): New function.
2367 (Sized_incremental_binary::do_get_input_reader): New function.
2368 * incremental.h (class Incremental_binary): Move to end of file.
2369 (Incremental_binary::file_is_unchanged): New function.
2370 (Incremental_binary::do_file_is_unchanged): New function.
2371 (Incremental_binary::Input_reader): New class.
2372 (Incremental_binary::get_input_reader): New function.
2373 (class Sized_incremental_binary): Move to end of file.
2374 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2375 input section reader classes.
2376 (Sized_incremental_binary::has_incremental_info): New function.
2377 (Sized_incremental_binary::inputs_reader): New function.
2378 (Sized_incremental_binary::symtab_reader): New function.
2379 (Sized_incremental_binary::relocs_reader): New function.
2380 (Sized_incremental_binary::got_plt_reader): New function.
2381 (Sized_incremental_binary::do_file_is_unchanged): New function.
2382 (Sized_incremental_binary::Sized_input_reader): New class.
2383 (Sized_incremental_binary::get_input_reader): New function.
2384 (Sized_incremental_binary::find_incremental_inputs_sections):
2385 Rename do_find_incremental_inputs_sections to this.
2386 (Sized_incremental_binary::setup_readers): New function.
2387 (Sized_incremental_binary::has_incremental_info_): New data member.
2388 (Sized_incremental_binary::inputs_reader_): New data member.
2389 (Sized_incremental_binary::symtab_reader_): New data member.
2390 (Sized_incremental_binary::relocs_reader_): New data member.
2391 (Sized_incremental_binary::got_plt_reader_): New data member.
2392 (Sized_incremental_binary::current_input_file_): New data member.
2393
a869183f
PP		 23942011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2395
2396 PR gold/12640
2397 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2398 violation.
2399
24002011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2401
2402 * archive.cc (Archive::include_member): Adjust call to report_object.
2403 (Add_archive_symbols::run): Add script_info to call to
2404 report_archive_begin.
2405 (Lib_group::include_member): Adjust call to report_object.
2406 (Add_lib_group_symbols::run): Adjust call to report_object.
2407 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2408 blocks. Add object count for script input files.
2409 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2410 script_info parameter; change all callers.
2411 (Incremental_inputs::report_object): Add script_info parameter;
2412 change all callers.
2413 (Incremental_inputs::report_script): Store backpointer to
2414 incremental info entry.
2415 (Output_section_incremental_inputs::set_final_data_size): Record
2416 additional information for scripts.
2417 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2418 * incremental.h (Incremental_script_entry::add_object): New function.
2419 (Incremental_script_entry::get_object_count): New function.
2420 (Incremental_script_entry::get_object): New function.
2421 (Incremental_script_entry::objects_): New data member; adjust
2422 constructor.
2423 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2424 (Incremental_inputs::report_object): Add script_info parameter.
2425 (Incremental_inputs_reader::get_object_count): New function.
2426 (Incremental_inputs_reader::get_object_offset): New function.
2427 * options.cc (Input_arguments::add_file): Return reference to
2428 new input argument.
2429 * options.h (Input_argument::set_script_info): New function.
2430 (Input_argument::script_info): New function.
2431 (Input_argument::script_info_): New data member; adjust all
2432 constructors.
2433 (Input_file_group::add_file): Return reference to new input argument.
2434 (Input_file_lib::add_file): Likewise.
2435 (Input_arguments::add_file): Likewise.
2436 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2437 * script.cc (Parser_closure::Parser_closure): Add script_info
2438 parameter; adjust all callers.
2439 (Parser_closure::script_info): New function.
2440 (Parser_closure::script_info_): New data member.
2441 (read_input_script): Report scripts earlier to incremental info.
2442 (script_add_file): Set script_info in Input_argument.
2443 (script_add_library): Likewise.
2444 * script.h (Script_options::Script_info): Rewrite class.
2445
a869183f 24462011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2447
2448 * archive.cc (Library_base::should_include_member): Move
2449 method here from class Archive.
2450 (Archive::Archive): Initialize base class.
2451 (Archive::should_include_member): Move to base class.
2452 (Archive::do_for_all_unused_symbols): New function.
2453 (Add_archive_symbols::run): Remove redundant access to
2454 incremental_inputs.
2455 (Lib_group::Lib_group): Initialize base class.
2456 (Lib_group::do_filename): New function.
2457 (Lib_group::include_member): Pass pointer to Lib_group to
2458 report_object.
2459 (Lib_group::do_for_all_unused_symbols): New function.
2460 (Add_lib_group_symbols::run): Report archive information for
2461 incremental links.
2462 * archive.h (class Library_base): New base class.
2463 (class Archive): Derive from Library_base.
2464 (Archive::filename): Move to base class.
2465 (Archive::set_incremental_info): Likewise.
2466 (Archive::incremental_info): Likewise.
2467 (Archive::Should_include): Likewise.
2468 (Archive::should_include_member): Likewise.
2469 (Archive::Armap_entry): Remove.
2470 (Archive::Unused_symbol_iterator): Remove.
2471 (Archive::unused_symbols_begin): Remove.
2472 (Archive::unused_symbols_end): Remove.
2473 (Archive::do_filename): New function.
2474 (Archive::do_get_mtime): New function.
2475 (Archive::do_for_all_unused_symbols): New function.
2476 (Archive::task_): Move to base class.
2477 (Archive::incremental_info_): Likewise.
2478 (class Lib_group): Derive from Library_base.
2479 (Lib_group::do_filename): New function.
2480 (Lib_group::do_get_mtime): New function.
2481 (Lib_group::do_for_all_unused_symbols): New function.
2482 (Lib_group::task_): Move to base class.
2483 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2484 function.
2485 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2486 function.
2487 * incremental.cc (Incremental_inputs::report_archive_begin):
2488 Use Library_base; call library's get_mtime; add incremental inputs
2489 entry before members.
2490 (class Unused_symbol_visitor): New class.
2491 (Incremental_inputs::report_archive_end): Use Library_base; use
2492 visitor class to record unused symbols; don't add incremental inputs
2493 entry after members.
2494 (Incremental_inputs::report_object): Use Library_base.
2495 * incremental.h
2496 (Incremental_archive_entry::Incremental_archive_entry): Remove
2497 unused Archive parameter.
2498 (Incremental_inputs::report_archive_begin): Use Library_base.
2499 (Incremental_inputs::report_archive_end): Likewise.
2500 (Incremental_inputs::report_object): Likewise.
2501 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2502 function.
2503 * object.h (Object::for_all_global_symbols): New function.
2504 (Object::do_for_all_global_symbols): New function.
2505 (Sized_relobj::do_for_all_global_symbols): New function.
2506 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2507 function.
2508 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2509 function.
2510
61ab3e40
ILT		 25112011-03-27 Ian Lance Taylor <iant@google.com>
2512
2513 * archive.cc (Archive::interpret_header): Return -1 if something
2514 goes wrong. Change callers accordingly.
2515
30e1f9e6
CC		 25162011-03-25 Cary Coutant <ccoutant@google.com>
2517
2518 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2519 * testsuite/Makefile.in: Regenerate.
2520
9370ce59 25212011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2522
2523 * plugin.cc (get_view): New.
2524 (Plugin::load): Pass get_view to the plugin.
2525 (Plugin_manager::get_view): New.
2526
9312bb0a
ILT		 25272011-03-21 Ian Lance Taylor <iant@google.com>
2528
2529 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2530 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2531
7e12ba9e
ST		 25322011-03-21 Sriraman Tallam <tmsriram@google.com>
2533
2534 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2535 Change == to -eq.
2536 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2537 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2538 Change == to -eq.
2539 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2540 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2541
fd7a005d
ILT		 25422011-03-14 Ian Lance Taylor <iant@google.com>
2543
2544 * script-sections.cc (Sort_output_sections::script_compare):
2545 Rename from is_before, change return type.
2546 (Sort_output_sections::operator()): Adjust accordingly.
2547
ed16fd1b
ILT		 25482011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2549
2550 PR gold/12572
2551 * testsuite/odr_violation2.cc: Add comment to make all error line
2552 numbers double digits.
2553 * testsuite/debug_msg.sh: Adjust expected errors.
2554
71ff8986
ILT		 25552011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2556
2557 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2558 but mark earlier ones as non-canonical
2559 (offset_to_iterator): Update search target and example
2560 (do_addr2line): Return extra lines in a vector*
2561 (format_file_lineno): Extract from do_addr2line
2562 (one_addr2line): Add vector* out-param
2563 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2564 when a lineno entry appeared last for its instruction
2565 (Dwarf_line_info): Add vector* out-param
2566 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2567 * symtab.cc (Odr_violation_compare): Include the lineno in the
2568 comparison again.
2569 (linenos_from_loc): New. Combine the canonical line for an
2570 address with its other lines.
2571 (True_if_intersect): New. Helper functor to make
2572 std::set_intersection a query.
2573 (detect_odr_violations): Compare sets of lines instead of just
2574 one line for each function. This became less deterministic, but
2575 has fewer false positives.
2576 * symtab.h: Declarations.
2577 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2578 mix an optimized and non-optimized object in the same binary
2579 (odr_violation2.so): Same.
2580 * testsuite/Makefile.in: Regenerate from Makefile.am.
2581 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2582 * testsuite/debug_msg.sh: Update line numbers and add
2583 assertions.
2584 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2585 non-optimized context.
2586 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2587 isn't inlined, and use OdrDerived in an optimized context.
2588 * testsuite/odr_header1.h: Defines OdrDerived, where
2589 optimization will change the
2590 first-instruction-in-the-destructor's file and line number.
2591 * testsuite/odr_header2.h: Defines OdrBase.
2592
a19fefdc
ILT		 25932011-03-09 Ian Lance Taylor <iant@google.com>
2594
2595 * fileread.cc (File_read::clear_views): Don't delete the whole
2596 file view.
2597
ecb351e9
ILT		 25982011-03-08 Ian Lance Taylor <iant@google.com>
2599
2600 PR gold/12525
2601 * fileread.cc: #include <climits>.
2602 (GOLD_IOV_MAX): Define.
2603 (File_read::read_multiple): Limit number of entries by iov_max.
2604 * fileread.h (class File_read): Always set max_readv_entries to
2605 128.
2606
b821d13c
ILT		 26072011-03-07 Ian Lance Taylor <iant@google.com>
2608
2609 PR gold/12525
2610 * options.h (class General_options): Add -dy and -dn.
2611
89243142
CC		 26122011-03-02 Cary Coutant <ccoutant@google.com>
2613
2614 * testsuite/script_test_9.t: Add TLS segment.
2615
d0773f31
ILT		 26162011-03-02 Simon Baldwin <simonb@google.com>
2617
2618 * configure.ac: Add check for gnu_indirect_function support in
2619 the toolchain building binutils.
2620 * configure: Rebuild.
2621
9370ce59 26222011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2623
2624 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2625 plugin only symbols.
2626 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2627 in plugin files as not needed in the symbol table.
2628
4cf7a849
ST		 26292011-02-11 Sriraman Tallam <tmsriram@google.com>
2630
2631 * output.cc (Output_section::add_input_section): Delay fill
2632 generation for section ordering.
2633
b578bd7d
ILT		 26342011-02-09 Ian Lance Taylor <iant@google.com>
2635
2636 PR gold/12316
2637 * object.h (class Sized_relobj): Remove clear_local_symbols.
2638 * reloc.cc (Sized_relobj::do_relocate): Don't call
2639 clear_local_symbols.
2640
9370ce59 26412011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2642
2643 * plugin.cc (is_visible_from_outside): Return true for symbols
2644 in the -u option.
2645
55382fb7
ILT		 26462011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2647
2648 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2649 filename.
2650
4e271fff
ST		 26512011-02-02 Sriraman Tallam <tmsriram@google.com>
2652
2653 * icf.h (is_section_foldable_candidate): Change type of parameter
2654 to std::string.
2655 * icf.cc (Icf::find_identical_sections): Change type of local variable
2656 section_name to be std::string.
2657 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2658
d433c3ac
ILT		 26592011-01-25 Ian Lance Taylor <iant@google.com>
2660
2661 * script.cc (script_add_extern): Rewrite to use
2662 add_symbol_reference.
2663
880473a6
DK		 26642011-01-25 Doug Kwan <dougkwan@google.com>
2665
d433c3ac 2666 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2667
f30f86fa
ILT		 26682011-01-24 Ian Lance Taylor <iant@google.com>
2669
2670 * options.h (class General_options): Accept
2671 --no-detect-odr-violations.
2672
8e51a0b9
ILT		 26732011-01-24 Ian Lance Taylor <iant@google.com>
2674
2675 * version.cc (version_string): Bump to 1.11.
2676
0f3b89d8
ILT		 26772011-01-24 Ian Lance Taylor <iant@google.com>
2678
2679 * plugin.cc (class Plugin_rescan): Define new class.
2680 (Plugin_manager::claim_file): Set any_claimed_.
2681 (Plugin_manager::save_archive): New function.
2682 (Plugin_manager::save_input_group): New function.
2683 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2684 necessary.
2685 (Plugin_manager::new_undefined_symbol): New function.
2686 (Plugin_manager::rescan): New function.
2687 (Plugin_manager::rescannable_defines): New function.
2688 (Plugin_manager::add_input_file): Set any_added_.
2689 * plugin.h (class Plugin_manager): define new fields rescannable_,
2690 undefined_symbols_, any_claimed_, and any_added_. Declare
2691 Plugin_rescan as friend. Declare new functions.
2692 (Plugin_manager::Rescannable): Define type.
2693 (Plugin_manager::Rescannable_list): Define type.
2694 (Plugin_manager::Undefined_symbol_list): Define type.
2695 (Plugin_manager::Plugin_manager): Initialize new fields.
2696 * archive.cc (Archive::defines_symbol): New function.
2697 (Add_archive_symbols::run): Pass archive to plugins if any.
2698 * archive.h (class Archive): Declare defines_symbol.
2699 * readsyms.cc (Input_group::~Input_group): New function.
2700 (Finish_group::run): Pass input_group to plugins if any.
2701 * readsyms.h (class Input_group): Declare destructor.
2702 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2703 any.
2704
3bb951e5
ILT		 27052011-01-10 Ian Lance Taylor <iant@google.com>
2706
2707 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2708 section as relro.
2709 (Layout::set_segment_offsets): Reset increase_relro before calling
2710 set_section_addresses a second time.
2711
0aa45fac
CC		 27122011-01-04 Cary Coutant <ccoutant@google.com>
2713
2714 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2715 sections before NOBITS sections.
2716
0db46eb4
L		 27172011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2718
2719 * version.cc (print_version): Update copyright to 2011.
2720
829c9745
CC		 27212010-12-23 Cary Coutant <ccoutant@google.com>
2722
2723 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2724 of OS to this->add. Add OD parameter to second form of the function.
2725
7500420b
ILT		 27262010-12-20 Ian Lance Taylor <iant@google.com>
2727
2728 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2729 second of two consecutive entries with same offset.
2730
f8e9a930
RW		 27312010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2732
2733 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2734 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2735 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2736 to avoid unneeded links against $(LDADD).
2737 * testsuite/Makefile.in: Regenerate.
2738
2fbb4320
ILT		 27392010-12-15 Ian Lance Taylor <iant@google.com>
2740
2741 PR gold/12324
2742 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2743 for R_X86_64_32 and R_X86_64_PC32.
2744 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2745 ver_matching_def_pic.o.
2746 (ver_matching_def_pic.o): New target.
2747
fedb228d
RW		 27482010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2749
2750 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2751 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2752 Move definition before File_read::View member definitions.
2753 (File_read::View::~View): Initialize and hold lock before
2754 updating current_mapped_bytes.
2755
9b547ce6
RW		 27562010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2757
2758 * dwarf_reader.cc: Remove outdated comment.
2759 * gold-threads.cc: Fix typo in error message.
2760 * archive.cc: Fix typos in comments.
2761 * archive.h: Likewise.
2762 * arm-reloc-property.cc: Likewise.
2763 * arm-reloc-property.h: Likewise.
2764 * arm-reloc.def: Likewise.
2765 * arm.cc: Likewise.
2766 * attributes.h: Likewise.
2767 * cref.cc: Likewise.
2768 * ehframe.cc: Likewise.
2769 * fileread.h: Likewise.
2770 * gold.h: Likewise.
2771 * i386.cc: Likewise.
2772 * icf.cc: Likewise.
2773 * incremental.h: Likewise.
2774 * int_encoding.cc: Likewise.
2775 * layout.h: Likewise.
2776 * main.cc: Likewise.
2777 * merge.h: Likewise.
2778 * object.cc: Likewise.
2779 * object.h: Likewise.
2780 * options.cc: Likewise.
2781 * readsyms.cc: Likewise.
2782 * reduced_debug_output.cc: Likewise.
2783 * reloc.cc: Likewise.
2784 * script-sections.cc: Likewise.
2785 * sparc.cc: Likewise.
2786 * symtab.h: Likewise.
2787 * target-reloc.h: Likewise.
2788 * target.cc: Likewise.
2789 * target.h: Likewise.
2790 * timer.cc: Likewise.
2791 * timer.h: Likewise.
2792 * x86_64.cc: Likewise.
2793
83e17bd5
CC		 27942010-12-09 Cary Coutant <ccoutant@google.com>
2795
2796 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2797 stack.
2798 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2799 parameter; change all callers.
2800 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2801 * options.h (warn_execstack): New option.
2802
017257f8
DK		 28032010-12-07 Doug Kwan <dougkwan@google.com>
2804
2805 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2806 like function call relocations.
2807
c20cbc06
ILT		 28082010-12-07 Ian Lance Taylor <iant@google.com>
2809
2810 * archive.cc (Archive::get_elf_object_for_member): Permit
2811 punconfigured to be NULL.
2812 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2813 (Archive::include_member): Pass NULL to get_elf_object_for_member
2814 if we searched for the archive and this is the first included
2815 object.
2816
4dbfafcc
ILT		 28172010-12-01 Ian Lance Taylor <iant@google.com>
2818
2819 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2820 track_relocs_type_ field.
2821 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2822 Set track_relocs_type_.
2823 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2824 contents when using RELA relocs.
2825 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2826 reloc_map_.
2827 * reloc.cc (Track_relocs::next_addend): New function.
2828 * reloc.h (class Track_relocs): Declare next_addend.
2829
e5e19edd
ILT		 28302010-12-01 Ian Lance Taylor <iant@google.com>
2831
2832 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2833 virtual destructor.
2834
9a5ce24c
ILT		 28352010-12-01 Ian Lance Taylor <iant@google.com>
2836
2837 * README: Update compilers known to work and fail.
2838
c7791212
NC		 28392010-11-23 Matthias Klose <doko@ubuntu.com>
2840
2841 * configure.in: For --enable-gold, handle value `default' instead of
2842 `both*'. Always install ld as ld.bfd, install as ld if gold is
2843 not the default.
2844 * configure: Regenerate.
2845
0ad220c9
DK		 28462010-11-18 Doug Kwan <dougkwan@google.com>
2847
2848 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2849 and right_alignment to be zero. Store result alignment only if it is
2850 greater than existing alignment.
2851
ab8056e0
CC		 28522010-11-16 Cary Coutant <ccoutant@google.com>
2853
2854 PR gold/12220
2855 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2856 Check for ".zdebug_line".
2857
fd064a5b
CC		 28582010-11-16 Doug Kwan <dougkwan@google.com>
2859 Cary Coutant <ccoutant@google.com>
2860
2861 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2862 by reference; adjust all callers.
2863 * output.cc (Output_segment::set_section_addresses): Adjust references
2864 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2865 list is empty.
2866 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2867 end at page boundary.
2868
6fc6ea19
CC		 28692010-11-16 Cary Coutant <ccoutant@google.com>
2870
2871 PR gold/12220
2872 * layout.cc (Layout::choose_output_section): Transform names of
2873 compressed sections even when using a script with a SECTIONS clause.
2874 (Layout::output_section_name): Remove code to transform
2875 compressed debug section names.
2876 * output.cc (Output_section::add_input_section): Use uncompressed
2877 section size when tracking input sections.
2878
95a2c8d6
RS		 28792010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2880
2881 * symtab.h (Symbol::NON_PIC_REF): Remove.
2882 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2883 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2884 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2885 (Symbol::use_plt_offset): Take a flags argument and pass it
2886 directly to needs_dynamic_reloc. Restrict check for undefined
2887 weak symbols to function calls.
2888 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2889 (Target_arm::Scan::global): Use it.
2890 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2891 (Target_arm::Relocate::relocate): Likewise.
2892 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2893 parameter with an r_type parameter. Use get_reference_flags
2894 to get the flags.
2895 (Target_arm::Relocate::relocate): Update accordingly.
2896 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2897 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2898 (Target_i386::Scan::global): Likewise.
2899 (Target_i386::Relocate::relocate): Likewise.
2900 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2901 parameter with an r_type parameter. Use get_reference_flags
2902 to get the flags.
2903 (Target_i386::Relocate::relocate): Update accordingly.
2904 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2905 (Target_powerpc::Scan::global): Use it.
2906 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2907 (Target_powerpc::Relocate::relocate): Likewise.
2908 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2909 (Target_sparc::Scan::global): Use it.
2910 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2911 (Target_sparc::Relocate::relocate): Likewise.
2912 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2913 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2914 (Target_x86_64::Scan::global): Likewise.
2915 (Target_x86_64::Relocate::relocate): Likewise.
2916
f625ae50
DK		 29172010-11-08 Doug Kwan <dougkwan@google.com>
2918 Cary Coutant <ccoutant@google.com>
2919
2920 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2921 (Arm_exidx_merge_section::section_contents_): New data member.
2922 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2923 (Arm_input_section::~Arm_input_section): De-allocate memory.
2924 (Arm_input_section::original_contents_): New data member.
2925 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2926 in parameters instead of calling Object::section_contents without
2927 locking.
2928 (Arm_output_section::group_section): New parameter TASK. Pass it
2929 to callees that need locking objects.
2930 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2931 to lock EXIDX input sections. Fix a formatting issue. Call
2932 Arm_exidx_merged_section::build_contents to create merged section
2933 contents.
2934 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2935 to lock object of stub table owner.
2936 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2937 TEXT_SIZE to initialize data member TEXT_SIZE_.
2938 (Arm_exidx_input_section::addralign): Fix typo in comment.
2939 (Arm_exidx_input_section::text_size): New method.
2940 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2941 that require locking objects. Lock objects before scanning for stubs
2942 and updating local symbols.
2943 (Arm_input_section<big_endian>::init): Copy contents of original
2944 input section.
2945 (Arm_input_section<big_endian>::do_write): Use saved contents of
2946 original input section instead of calling Object::section_contents
2947 without locking.
2948 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2949 size without calling Object::section_size().
2950 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2951 for size. Allocate a buffer for merged EXIDX entries.
2952 (Arm_exidx_merged_section::build_contents): New method.
2953 (Arm_exidx_merged_section::do_write): Move merge section contents
2954 building code to Arm_exidx_merged_section::build_contetns. Write
2955 out contetns in buffer instead of building it on the fly.
2956 (Arm_relobj::make_exidx_input_section): Also pass text section size
2957 to Arm_exidx_input_section constructor.
2958 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2959 (Arm_dynobj::do_read_symbols): Fix memory leak.
2960 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2961 * target.h: (class Task): Add forward declaration.
2962 (Target::relax): Add new parameter TASK and pass it to
2963 Target::do_relax().
2964 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2965
5f9bcf58
CC		 29662010-11-05 Cary Coutant <ccoutant@google.com>
2967
2968 PR gold/10708
2969 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2970 object when reading from the file.
2971 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2972 second layout pass.
2973 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2974 when reading section contents.
2975 (get_section_contents): Likewise.
2976 (icf::find_identical_sections): Likewise.
2977 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2978 object when reading from the file.
2979 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2980 the object when doing deferred section layout.
2981
e597fa08
NC		 29822010-11-03 Nick Clifton <nickc@redhat.com>
2983
2984 PR gold/12001
2985 * script.h (class Symbol_assignment: name): New member. Returns
2986 the name of the symbol.
2987 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2988 Returns true if the given symbol name is on the list of
2989 assignments wating to be processed.
2990 * archive.cc (should_incldue_member): If the symbol is undefined,
2991 check to see if it is on the list of symbols pending assignment.
2992
3f9a3278
ILT		 29932010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2994
2995 * script-sections.cc (Script_sections::find_memory_region): Check
2996 for a NULL output section pointer.
2997
d06fb4d1
DK		 29982010-10-29 Doug Kwan <dougkwan@google.com>
2999
3000 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3001 Output_section::add_relaxed_input_section.
3002 * output.cc (Output_section::add_relaxed_input_section): Add new
3003 arguments LAYOUT and NAME. Set section order index.
3004 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3005 Copy section order index.
3006 * output.h (Output_section::add_relaxed_input_section): Add new
3007 arguments LAYOUT and NAME.
3008
90e24de5
ILT		 30092010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3010
3011 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3012 NATIVE_OR_CROSS_LINKER.
3013 * testsuite/Makefile.in: Regenerate.
3014
c9484ea5
DK		 30152010-10-20 Doug Kwan <dougkwan@google.com>
3016
3017 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3018 without SHF_LINK_ORDER flags.
3019 * layout.cc (Layout::choose_output_section): Do not filter
3020 SHF_LINK_ORDER flag in a relocatable link.
3021
5bc2f5be
CC		 30222010-10-17 Cary Coutant <ccoutant@google.com>
3023
3024 * output.h (Output_segment::set_section_addresses): Change function
3025 signature. Update all callers.
3026 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3027 sections.
3028 (Output_segment::set_section_addresses): Align after last TLS
3029 section. Add padding before last relro section instead of after.
3030
0c91cf04
DK		 30312010-10-17 Doug Kwan <dougkwan@google.com>
3032
3033 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3034 GOT output section to be writable.
3035
8c21d9d3
CC		 30362010-10-14 Cary Coutant <ccoutant@google.com>
3037
3038 * debug.h (DEBUG_INCREMENTAL): New flag.
3039 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3040 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3041 mode.
3042 * incremental.cc (report_command_line): Ignore all forms of
3043 --incremental.
3044 * layout.cc (Layout::Layout): Check parameters for incremental link
3045 mode.
3046 * options.cc (General_options::parse_incremental): New function.
3047 (General_options::parse_no_incremental): New function.
3048 (General_options::parse_incremental_full): New function.
3049 (General_options::parse_incremental_update): New function.
3050 (General_options::incremental_mode_): New data member.
3051 (General_options::finalize): Check incremental_mode_.
3052 * options.h (General_options): Update help text for --incremental.
3053 Add --no-incremental, --incremental-full, --incremental-update.
3054 (General_options::Incremental_mode): New enum type.
3055 (General_options::incremental_mode): New function.
3056 (General_options::incremental_mode_): New data member.
3057 * parameters.cc (Parameters::incremental_mode_): New data member.
3058 (Parameters::set_options): Set incremental_mode_.
3059 (Parameters::set_incremental_full): New function.
3060 (Parameters::incremental): New function.
3061 (Parameters::incremental_update): New function.
3062 (set_parameters_incremental_full): New function.
3063 * parameters.h (Parameters::set_incremental_full): New function.
3064 (Parameters::incremental): New function.
3065 (Parameters::incremental_update): New function.
3066 (Parameters::incremental_mode_): New data member.
3067 (set_parameters_incremental_full): New function.
3068 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3069 incremental link mode.
3070 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3071 (Sized_relobj::do_relocate_sections): Likewise.
3072 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3073 option.
3074 * testsuite/Makefile.in: Regenerate.
3075 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3076
bb32aa18 30772010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3078
3079 * script-sections.h (class Script_sections): Make
3080 Sections_elements typedef public.
3081 * script-sections.cc (class Sort_output_sections): Add elements_
3082 field. Add constructor which sets it; change all callers.
3083 (Sort_output_sections::is_before): New function.
3084 (Sort_output_sections::operator()): Call is_before.
3085 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3086 conditional.
3087 * testsuite/script_test_10.sh: New test. Test script section
3088 order.
3089 * testsuite/script_test_10.t: Likewise.
3090 * testsuite/script_test_10.s: Likewise.
3091 * testsuite/Makefile.am: Wrap the cross linker tests and the
3092 common tests into NATIVE_OR_CROSS_LINKER.
3093 (check_SCRIPTS): Add script_test_10.sh.
3094 (check_DATA): Add script_test_10.stdout.
3095 (script_test_10.o, script_test_10): New targets.
3096 (script_test_10.stdout): New target.
3097 * configure, testsuite/Makefile.in: Regenerate.
3098
3cef7179
ILT		 30992010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3100
3101 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3102 error for the deprecated relocations.
3103 (Target_arm::Scan::global): Likewise.
3104 (Target_arm::Relocate::relocate): Likewise.
3105
7411e9a8
RS		 31062010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3107
3108 * fileread.cc (Input_file::find_file): Initialize *found_name
3109 and *namep when using the fallback search for case 4.
3110
6a9da32a
CC		 31112010-10-11 Cary Coutant <ccoutant@google.com>
3112
3113 * options.h (class General_options): Redefine -z lazy as an alias for
3114 the negation of -z now.
3115
ac897c20
ILT		 31162010-10-11 Ian Lance Taylor <iant@google.com>
3117
3118 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3119 binding.
3120
ea5cae92
NC		 31212010-10-06 Nick Clifton <nickc@redhat.com>
3122
3123 * script-sections.cc(class Memory_region): Remove
3124 current_lma_offset_ field. Rename current_vma_offset_ to
3125 current_offset_. Add last_section_ field.
3126 (Memory_region::get_current_vma_address): Rename to
3127 get_current_address.
3128 (Memory_region::get_current_lma_address): Delete.
3129 (Memory_region::increment_vma_offset): Rename to
3130 increment_offset.
3131 (Memory_region::increment_lma_offset): Delete.
3132 (Memory_region::attributes_compatible): New method. Returns
3133 true if the provided section is compatible with the region.
3134 (Memory_region::get_last_section): New method. Returns the last
3135 section to use the region.
3136 (Memory_region::set_last_section): New method. Stores the last
3137 section to use the region.
3138 (Script_sections::block_in_region): New method. Returns true if
3139 a block of memory is contained within a region.
3140 (Script_sections::find_memory_region): New method. Locates a
3141 memory region to be used to set a VMA or LMA address.
3142 (Output_section_definition::set_section_addresses): Add code to
3143 check for addresses set by memory regions.
3144 (Output_segment::set_section_addresses): Remove memory region
3145 walking code.
3146 (Script_sections::create_segment): Add a warning if a header
3147 segment is created outside of any region.
3148 * script-sections.h (class Script_sections): Add prototypes for
3149 find_memory_region and block_in_region methods.
3150 * testsuite/memory_test.s: Use .long instead of .word.
3151 * testsuite/memory_test.t: Add some more output sections.
3152 * testsuite/memory_test.sh: Update expected output.
3153
a9bfd952
DK		 31542010-10-02 Doug Kwan <dougkwan@google.com>
3155
3156 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3157 defintion to symtab.h
3158 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3159 declaration to defintion.
3160
bacff3ab
NC		 31612010-10-01 Nick Clifton <nickc@redhat.com>
3162
3163 * expression.cc (eval): Replace dummy argument with NULL.
3164 (eval_maybe_dot): Check for a NULL result section pointer.
3165 (Symbol_expression::value): Likewise.
3166 (Dot_expression::value): Likewise.
3167 (BINARY_EXPRESSION): Likewise.
3168 (Max_expression::value): Likewise.
3169 (Min_expression::value): Likewise.
3170 (Absolute_expression::value): Likewise.
3171 (Addr_expression::value_from_output_section): Likewise.
3172 (Loaddddr_expression::value_from_output_section): Likewise.
3173 (Segment_start_expression::value): Likewise.
3174 * script-sections.cc
3175 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3176 argument with NULL.
3177 (Sections_elememt_dot_assignment::set_section_addresses):
3178 Likewise.
3179 (Output_data_expression::do_write_to_buffer): Likewise.
3180 (Output_section_definition::finalize_symbols): Likewise.
3181 (Output_section_definition::set_section_addresses): Likewise.
3182
f81bc8b5
DK		 31832010-09-30 Doug Kwan <dougkwan@google.com>
3184
3185 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3186
c95e9f27
ST		 31872010-09-28 Sriraman Tallam <tmsriram@google.com>
3188
3189 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3190 function.
c95e9f27
ST		 3191 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3192 virtual function.
3193 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3194 virtual function.
3195 * icf.cc (get_section_contents): Inline merge sections only when
3196 target allows it.
3197
3cac54d2
RW		 31982010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3199
3200 * configure: Regenerate.
3201
2904037a
ILT		 32022010-09-17 Ian Lance Taylor <iant@google.com>
3203
3204 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3205 * testsuite/Makefile.am (memory_test.o): New target.
3206 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3207 memory_test.t.
3208 * testsuite/Makefile.in: Rebuild.
2904037a 3209
bca7fb63
DK		 32102010-09-17 Doug Kwan <dougkwan@google.com>
3211
3212 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3213 defintion if relocation uses GOT entries of the symbol.
3214 * testsuite/icf_safe_test.sh: Fix test.
3215 * testsuite/icf_safe_so_test.sh: Fix test.
3216
4ef28648
CC		 32172010-09-16 Cary Coutant <ccoutant@google.com>
3218
3219 * script_sections.cc (class Memory_region): Remove "NULL" from
3220 vector initializations.
3221
793990de
CC		 32222010-09-15 Cary Coutant <ccoutant@google.com>
3223
3224 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3225 Resolve forwarding symbols.
3226
81e015e2
DK		 32272010-09-15 Doug Kwan <dougkwan@google.com>
3228
3229 * gold/testsuite/script_test_3.t: Add ARM special sections.
3230 * gold/testsuite/script_test_4.t: Same.
3231 * gold/testsuite/script_test_5.t: Same.
3232 * gold/testsuite/script_test_6.t: Same.
3233 * gold/testsuite/script_test_7.t: Same.
3234 * gold/testsuite/script_test_7.t: Same.
3235 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3236
36171d64
CC		 32372010-09-14 Cary Coutant <ccoutant@google.com>
3238
3239 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3240 (Target_x86_64::Relocate::relocate_tls): Replace check for
3241 saw_tls_block_reloc_ with test for executable section.
3242
d89051bd
CC		 32432010-09-12 Cary Coutant <ccoutant@google.com>
3244
3245 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3246 position-independent executables to shared libraries need dynamic
3247 relocations.
3248 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3249 position-independent executables.
3250 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3251 * testsuite/Makefile.in: Regenerate.
3252
fca41f0f
NC		 32532010-09-10 Nick Clifton <nickc@redhat.com>
3254
3255 PR gold/11997
3256 * testsuite/memory_test.t: Discard any sections that are not
3257 needed.
3258
6695e4b3
L		 32592010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3260
3261 PR gold/11996
3262 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3263 "This::" to work around a bug in gcc 4.2.
3264
3265 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3266
0f72bf6f
RÁE		 32672010-09-09 Rafael Espindola <espindola@google.com>
3268
3269 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3270 sections with different PF_X flags in the same segment.
3271 (Layout::find_first_load_seg): Search all segments to find the first
3272 one.
3273 * options.h (rosegment): New.
3274
32752010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3276
05a79166 3277 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3278
aa98ff75
DK		 32792010-09-08 Doug Kwan <dougkwan@google.com>
3280
3281 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3282 (Arm_relobj::do_relocate_sections): Add new parameter for output
3283 file to match the parent.
3284 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3285 of local symbols instead of input values. Update code to track
3286 changes in gold::relocate_section.
3287 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3288 (Sized_relobj::compute_final_local_value_internal): New methods.
3289 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3290 body into private version of Sized_relobj::compute_final_local_value.
3291 Call the inline method.
3292 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3293 merged symbol value if there is one.
3294 (Symbol_value::has_output_value): New method defintiion.
3295 (Sized_relobj::Compute_final_local_value_status): New enum type.
3296 (Sized_relobj::compute_final_local_value): New methods.
3297 (Sized_relobj::compute_final_local_value_internal): New methods.
3298 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3299 and arm_cortex_a8.sh.
3300 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3301 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3302 New tests.
3303 * Makefile.in: Regenerate.
3304 * testsuite/arm_bl_out_of_range.s: Update test.
3305 * testsuite/thumb_bl_out_of_range.s: Ditto.
3306 * testsuite/thumb_blx_out_of_range.s: Ditto.
3307 * testsuite/arm_branch_out_of_range.sh: New file.
3308 * testsuite/arm_cortex_a8.sh: Ditto.
3309 * testsuite/arm_cortex_a8_b.s: Ditto.
3310 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3311 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3312 * testsuite/arm_cortex_a8_bl.s: Ditto.
3313 * testsuite/arm_cortex_a8_blx.s: Ditto.
3314 * testsuite/arm_cortex_a8_local.s: Ditto.
3315 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3316 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3317
05a79166
L		 33182010-09-08 Rafael Espindola <espindola@google.com>
3319
3320 * Makefile.am (memory_test.stdout): Run readelf with -W.
3321 * Makefile.in: Regenerate.
3322 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3323 64 bit output.
3324
33dbc701
RÁE		 33252010-09-08 Rafael Espindola <espindola@google.com>
3326
3327 * script-sections.cc (Script_sections::add_memory_region): Convert
3328 field precision to int.
3329 * script.cc (script_set_section_region, script_set_section_region):
3330 Convert field precision to int.
3331
731ca54a
RÁE		 33322010-09-08 Rafael Espindola <espindola@google.com>
3333
3334 * arm.cc (do_finalize_sections): Create the __exidx_start and
3335 __exdix_end symbols even when the section is missing.
3336
7f8cd844
NC		 33372010-09-08 Nick Clifton <nickc@redhat.com>
3338
3339 * README: Remove claim that MEMORY is not supported.
3340 * expression.cc (script_exp_function_origin)
3341 (script_exp_function_length): Move from here to ...
3342 * script.cc: ... here.
3343 (script_set_section_region, script_add_memory)
3344 (script_parse_memory_attr, script_include_directive): New
3345 functions.
3346 * script-sections.cc
3347 (class Memory_region): New class.
3348 (class Output_section_definition): Add set_memory_region,
3349 set_section_vma, set_section_lma and get_section_name methods.
3350 (class Script_Sections): Add add_memory_region,
3351 find_memory_region, find_memory_region_origin,
3352 find_memory_region_length and set_memory_region methods.
3353 Have set_section_addresses method walk the list of set memory
3354 regions.
3355 Extend the print methos to display memory regions.
3356 * script-sections.h: Add prototypes for new methods.
3357 Add enum for MEMORY region attributes.
3358 * yyscript.y: Add support for parsing MEMORY regions.
3359 * script-c.h: Add prototypes for new functions.
3360 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3361 * testsuite/Makefile.in: Regenerate.
3362 * testsuite/memory_test.sh: New script.
3363 * testsuite/memory_test.s: New assembler source file.
3364 * testsuite/memory_test.t: New linker script.
3365
a4649286
DK		 33662010-08-27 Doug Kwan <dougkwan@google.com>
3367
3368 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3369 reference override an existing dynamic weak reference.
3370 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3371 * testsuite/Makefile.in: Regenerate.
3372 * testsuite/dyn_weak_ref.sh: New file.
3373 * testsuite/dyn_weak_ref_1.c: Ditto.
3374 * testsuite/dyn_weak_ref_2.c: Ditto.
3375
b56648ad
ILT		 33762010-08-27 Ian Lance Taylor <iant@google.com>
3377
3378 * incremental.h (class Incremental_input_entry): Add virtual
3379 destructor.
3380
809313cb
ILT		 33812010-08-27 Ian Lance Taylor <iant@google.com>
3382
3383 * testsuite/start_lib_test_3.c: Mark t3 as used.
3384
11e32464
NC		 33852010-08-27 Nick Clifton <nickc@redhat.com>
3386
3387 * options.cc (version_script): Fix small typo in previous
3388 whitespace tidyup.
3389
ca09d69a
NC		 33902010-08-25 Nick Clifton <nickc@redhat.com>
3391
3392 * archive.cc: Formatting fixes: Remove whitespace between
3393 typename and following asterisk. Remove whitespace between
3394 function name and opening parenthesis.
3395 * archive.h: Likewise.
3396 * arm.cc: Likewise.
3397 * attributes.cc: Likewise.
3398 * attributes.h: Likewise.
3399 * common.cc: Likewise.
3400 * copy-relocs.cc: Likewise.
3401 * dirsearch.h: Likewise.
3402 * dynobj.cc: Likewise.
3403 * ehframe.cc: Likewise.
3404 * ehframe.h: Likewise.
3405 * expression.cc: Likewise.
3406 * fileread.cc: Likewise.
3407 * fileread.h: Likewise.
3408 * gc.h: Likewise.
3409 * gold-threads.cc: Likewise.
3410 * gold.cc: Likewise.
3411 * i386.cc: Likewise.
3412 * icf.h: Likewise.
3413 * incremental-dump.cc: Likewise.
3414 * incremental.cc: Likewise.
3415 * layout.cc: Likewise.
3416 * layout.h: Likewise.
3417 * main.cc: Likewise.
3418 * merge.cc: Likewise.
3419 * merge.h: Likewise.
3420 * object.cc: Likewise.
3421 * object.h: Likewise.
3422 * options.cc: Likewise.
3423 * options.h: Likewise.
3424 * output.cc: Likewise.
3425 * output.h: Likewise.
3426 * plugin.cc: Likewise.
3427 * plugin.h: Likewise.
3428 * powerpc.cc: Likewise.
3429 * reloc.cc: Likewise.
3430 * script-c.h: Likewise.
3431 * script-sections.cc: Likewise.
3432 * script.cc: Likewise.
3433 * stringpool.cc: Likewise.
3434 * symtab.cc: Likewise.
3435 * symtab.h: Likewise.
3436 * target.cc: Likewise.
3437 * timer.cc: Likewise.
3438 * timer.h: Likewise.
3439 * version.cc: Likewise.
3440 * x86_64.cc: Likewise.
3441
b8fa8750
NC		 34422010-08-24 Nick Clifton <nickc@redhat.com>
3443
3444 PR 11899
3445 * layout.cc (segment_precedes): Sort segments by their physical
3446 addresses, if they have been set.
3447
9919d93b
CC		 34482010-08-23 Cary Coutant <ccoutant@google.com>
3449
3450 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3451 symbols data.
3452 (Lib_group::include_member): Unlock object after deleting its
3453 symbols data.
3454 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3455 the bug fixed here.
3456
97b4be1c
CC		 34572010-08-19 Neil Vachharajani <nvachhar@google.com>
3458 Cary Coutant <ccoutant@google.com>
3459
3460 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3461 constructor, and set_blocker.
3462 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3463 readsyms_blocker_.
3464 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3465 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3466 * testsuite/Makefile.am (start_lib_test): New test case.
3467 * testsuite/Makefile.in: Regenerate.
3468 * testsuite/start_lib_test_main.c: New file.
3469 * testsuite/start_lib_test_1.c: New file.
3470 * testsuite/start_lib_test_2.c: New file.
3471 * testsuite/start_lib_test_3.c: New file.
3472
dd0b1884
ILT		 34732010-08-19 Ian Lance Taylor <iant@google.com>
3474
3475 * Makefile.in: Rebuild with automake 1.11.1.
3476 * aclocal.m4: Likewise.
3477 * testsuite/Makefile.in: Likewise.
3478
7223e9ca
ILT		 34792010-08-19 Ian Lance Taylor <iant@google.com>
3480
3481 PR 10893
3482 * i386.cc (class Output_data_plt_i386): Update declarations.
3483 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3484 local_ifuncs_ fields.
3485 (Target_i386::do_plt_section_for_global): New function.
3486 (Target_i386::do_plt_section_for_local): New function.
3487 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3488 parameter; change all callers. Initialize global_ifuncs_ and
3489 local_ifuncs_. If doing a static link define __rel_iplt_start and
3490 __rel_iplt_end.
3491 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3492 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3493 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3494 symbols.
3495 (Target_i386::make_plt_section): New function, broken out of
3496 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3497 (Target_i386::make_plt_entry): Call make_plt_section.
3498 (Target_i386::make_local_ifunc_plt_entry): New function.
3499 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3500 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3501 R_386_IRELATIVE to switch.
3502 (Target_i386::Scan::global): Likewise.
3503 (Target_i386::Relocate::relocate): Likewise.
3504 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3505 switch.
3506 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3507 (Target_x86_64::do_plt_section_for_global): New function.
3508 (Target_x86_64::do_plt_section_for_local): New function.
3509 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3510 parameter; change all callers. If doing a static link define
3511 __rela_iplt_start and __rela_iplt_end.
3512 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3513 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3514 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3515 to point to .plt.
3516 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3517 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3518 switch.
3519 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3520 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3521 R_X86_64_IRELATIVE to switch.
3522 (Target_x86_64::Scan::global): Likewise.
3523 (Target_x86_64::Relocate::relocate): Likewise.
3524 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3525 switch.
3526 * target.h (class Target): Add plt_section_for_global and
3527 plt_section_for_local functions. Add do_plt_section_for_global
3528 and do_plt_section_for_local virtual functions.
3529 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3530 clarifying comments.
3531 (Symbol::use_plt_offset): Handle IFUNC symbol.
3532 * object.cc (Sized_relobj::Sized_relobj): Initialize
3533 local_plt_offsets_.
3534 (Sized_relobj::local_has_plt_offset): New function.
3535 (Sized_relobj::local_plt_offset): New function.
3536 (Sized_relobj::set_local_plt_offset): New function.
3537 (Sized_relobj::do_count): Handle IFUNC symbol.
3538 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3539 a bit away from input_shndx_ field. Add set_is_func_symbol and
3540 is_ifunc_symbol functions.
3541 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3542 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3543 local_plt_offsets_ field.
3544 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3545 * output.h (class Output_section_data): Add non-const
3546 output_section function.
3547 (class Output_data_got): Update declarations.
3548 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3549 Add use_plt_offset parameter to global and local constructors.
3550 Change all callers. Change local_sym_index_ field to 31 bits.
3551 Change GSYM_CODE and CONSTANT_CODE accordingly.
3552 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3553 doing a static link don't set sh_link field.
3554 (Output_data_got::Got_entry::write): Use PLT offset if
3555 appropriate.
3556 (Output_data_got::add_global_plt): New function.
3557 (Output_data_got::add_local_plt): New function.
3558 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3559 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3560 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3561 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3562 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3563 IFUNC conditional.
3564 * testsuite/ifunc-sel.h: New file.
3565 * testsuite/ifuncmain1.c: New file.
3566 * testsuite/ifuncmain1vis.c: New file.
3567 * testsuite/ifuncmod1.c: New file.
3568 * testsuite/ifuncdep2.c: New file.
3569 * testsuite/ifuncmain2.c: New file.
3570 * testsuite/ifuncmain3.c: New file.
3571 * testsuite/ifuncmod3.c: New file.
3572 * testsuite/ifuncmain4.c: New file.
3573 * testsuite/ifuncmain5.c: New file.
3574 * testsuite/ifuncmod5.c: New file.
3575 * testsuite/ifuncmain6pie.c: New file.
3576 * testsuite/ifuncmod6.c: New file.
3577 * testsuite/ifuncmain7.c: New file.
3578 * configure, testsuite/Makefile.in: Rebuild.
3579
56f75c03
ILT		 35802010-08-18 Ian Lance Taylor <iant@google.com>
3581
3582 * incremental.cc
3583 (Output_section_incremental_inputs::write_input_files): Add cast
3584 to avoid signed/unsigned comparison warning.
3585 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3586
55455f89
CC		 35872010-08-12 Cary Coutant <ccoutant@google.com>
3588
3589 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3590
e2054bcb
ILT		 35912010-08-13 Ian Lance Taylor <iant@google.com>
3592
3593 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3594
74f67560
DK		 35952010-08-12 Cary Coutant <ccoutant@google.com>
3596 Doug Kwan <dougkwan@google.com>
3597
3598 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3599 defintion overrides non-weak undef, remember that the original undef
3600 is not weak.
3601 * symtab.cc (Symbol_table::sized_write_global): For undef without
3602 an original weak binding, set binding to global in output.
3603 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3604 * testsuite/Makefile.in: Regenerate.
3605 * testsuite/strong_ref_weak_def.sh: New file.
3606 * testsuite/strong_ref_weak_def_1.c: Ditto.
3607 * testsuite/strong_ref_weak_def_2.c: Ditto.
3608
d1238d12
CC		 36092010-08-12 Cary Coutant <ccoutant@google.com>
3610
3611 * testsuite/incremental_test.sh: Rewrite.
3612 * testsuite/incremental_test_1.c: Rewrite.
3613 * testsuite/incremental_test_2.c: Rewrite.
3614
0e70b911
CC		 36152010-08-12 Cary Coutant <ccoutant@google.com>
3616
3617 * arm.cc (Target_arm::got_size): Add const.
3618 (Target_arm::got_entry_count): New function.
3619 (Target_arm::plt_entry_count): New function.
3620 (Target_arm::first_plt_entry_offset): New function.
3621 (Target_arm::plt_entry_size): New function.
3622 (Output_data_plt_arm::entry_count): New function.
3623 (Output_data_plt_arm::first_plt_entry_offset): New function.
3624 (Output_data_plt_arm::get_plt_entry_size): New function.
3625 * i386.cc (Target_i386::got_size): Add const.
3626 (Target_i386::got_entry_count): New function.
3627 (Target_i386::plt_entry_count): New function.
3628 (Target_i386::first_plt_entry_offset): New function.
3629 (Target_i386::plt_entry_size): New function.
3630 (Output_data_plt_i386::entry_count): New function.
3631 (Output_data_plt_i386::first_plt_entry_offset): New function.
3632 (Output_data_plt_i386::get_plt_entry_size): New function.
3633 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3634 find_incremental_inputs_sections. Dump incremental_got_plt section.
3635 * incremental.cc: Include target.h.
3636 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3637 parameter. Adjust all callers. Find incremental_got_plt section.
3638 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3639 section.
3640 (Output_section_incremental_inputs::set_final_data_size): Calculate
3641 size of incremental_got_plt section.
3642 (Output_section_incremental_inputs::do_write): Write the
3643 incremental_got_plt section.
3644 (Got_plt_view_info): New struct.
3645 (Local_got_offset_visitor): New class.
3646 (Global_got_offset_visitor): New class.
3647 (Global_symbol_visitor_got_plt): New class.
3648 (Output_section_incremental_inputs::write_got_plt): New function.
3649 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3650 Add parameter. Adjust all callers.
3651 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3652 (Incremental_inputs::got_plt_section): New function.
3653 (Incremental_inputs::got_plt_section_): New data member.
3654 (Incremental_got_plt_reader): New class.
3655 * layout.cc (Layout::create_incremental_info_sections): Add the
3656 incremental_got_plt section.
3657 * object.h (Got_offset_list::get_list): New function.
3658 (Got offset_list::for_all_got_offsets): New function.
3659 (Sized_relobj::local_got_offset_list): New function.
3660 * powerpc.cc (Target_powerpc::got_size): Add const.
3661 (Target_powerpc::got_entry_count): New function.
3662 (Target_powerpc::plt_entry_count): New function.
3663 (Target_powerpc::first_plt_entry_offset): New function.
3664 (Target_powerpc::plt_entry_size): New function.
3665 (Output_data_plt_powerpc::entry_count): New function.
3666 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3667 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3668 * sparc.cc (Target_sparc::got_size): Add const.
3669 (Target_sparc::got_entry_count): New function.
3670 (Target_sparc::plt_entry_count): New function.
3671 (Target_sparc::first_plt_entry_offset): New function.
3672 (Target_sparc::plt_entry_size): New function.
3673 (Output_data_plt_sparc::entry_count): New function.
3674 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3675 (Output_data_plt_sparc::get_plt_entry_size): New function.
3676 * symtab.h (Symbol::got_offset_list): New function.
3677 (Symbol_table::for_all_symbols): New function.
3678 * target.h (Sized_target::got_entry_count): New function.
3679 (Sized_target::plt_entry_count): New function.
3680 (Sized_target::plt_entry_size): New function.
3681 * x86_64.cc (Target_x86_64::got_size): Add const.
3682 (Target_x86_64::got_entry_count): New function.
3683 (Target_x86_64::plt_entry_count): New function.
3684 (Target_x86_64::first_plt_entry_offset): New function.
3685 (Target_x86_64::plt_entry_size): New function.
3686 (Output_data_plt_x86_64::entry_count): New function.
3687 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3688 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3689
09ec0418
CC		 36902010-08-12 Cary Coutant <ccoutant@google.com>
3691
3692 * archive.cc: Include incremental.h.
3693 (Archive::Archive): Initialize incremental_info_.
3694 (Archive::include_member): Record archive members in incremental info.
3695 (Add_archive_symbols::run): Record begin and end of an archive in
3696 incremental info.
3697 (Lib_group::include_member): Record objects in incremental info.
3698 * archive.h (Incremental_archive_entry): Forward declaration.
3699 (Archive::set_incremental_info): New member function.
3700 (Archive::incremental_info): New member function.
3701 (Archive::Unused_symbol_iterator): New class.
3702 (Archive::unused_symbols_begin): New member function.
3703 (Archive::unused_symbols_end): New member function.
3704 (Archive::incremental_info_): New data member.
3705 * incremental-dump.cc (find_input_containing_global): New function.
3706 (dump_incremental_inputs): Dump new incremental info sections.
3707 * incremental.cc: Include symtab.h.
3708 (Output_section_incremental_inputs): New class.
3709 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3710 new incremental info sections.
3711 (Sized_incremental_binary::do_check_inputs): Likewise.
3712 (Incremental_inputs::report_archive): Remove.
3713 (Incremental_inputs::report_archive_begin): New function.
3714 (Incremental_inputs::report_archive_end): New function.
3715 (Incremental_inputs::report_object): New function.
3716 (Incremental_inputs::finalize_inputs): Remove.
3717 (Incremental_inputs::report_input_section): New function.
3718 (Incremental_inputs::report_script): Rewrite.
3719 (Incremental_inputs::finalize): Do nothing but finalize string table.
3720 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3721 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3722 (Incremental_inputs::create_data_sections): New function.
3723 (Incremental_inputs::relocs_entsize): New function.
3724 (Output_section_incremental_inputs::set_final_data_size): New function.
3725 (Output_section_incremental_inputs::do_write): New function.
3726 (Output_section_incremental_inputs::write_header): New function.
3727 (Output_section_incremental_inputs::write_input_files): New function.
3728 (Output_section_incremental_inputs::write_info_blocks): New function.
3729 (Output_section_incremental_inputs::write_symtab): New function.
3730 * incremental.h (Incremental_script_entry): Forward declaration.
3731 (Incremental_object_entry): Forward declaration.
3732 (Incremental_archive_entry): Forward declaration.
3733 (Incremental_inputs): Forward declaration.
3734 (Incremental_inputs_header_data): Remove.
3735 (Incremental_inputs_header): Remove.
3736 (Incremental_inputs_header_write): Remove.
3737 (Incremental_inputs_entry_data): Remove.
3738 (Incremental_inputs_entry): Remove.
3739 (Incremental_inputs_entry_write): Remove.
3740 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3741 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3742 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3743 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3744 Likewise.
3745 (Incremental_input_entry): New class.
3746 (Incremental_script_entry): New class.
3747 (Incremental_object_entry): New class.
3748 (Incremental_archive_entry): New class.
3749 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3750 (Incremental_inputs::report_inputs): Remove.
3751 (Incremental_inputs::report_archive): Remove.
3752 (Incremental_inputs::report_archive_begin): New function.
3753 (Incremental_inputs::report_archive_end): New function.
3754 (Incremental_inputs::report_object): Change prototype.
3755 (Incremental_inputs::report_input_section): New function.
3756 (Incremental_inputs::report_script): Change prototype.
3757 (Incremental_inputs::get_reloc_count): New function.
3758 (Incremental_inputs::set_reloc_count): New function.
3759 (Incremental_inputs::create_data_sections): New function.
3760 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3761 (Incremental_inputs::inputs_section): New function.
3762 (Incremental_inputs::symtab_section): New function.
3763 (Incremental_inputs::relocs_section): New function.
3764 (Incremental_inputs::get_stringpool): Add const.
3765 (Incremental_inputs::command_line): Add const.
3766 (Incremental_inputs::inputs): Remove.
3767 (Incremental_inputs::command_line_key): New function.
3768 (Incremental_inputs::input_file_count): New function.
3769 (Incremental_inputs::input_files): New function.
3770 (Incremental_inputs::relocs_entsize): New function.
3771 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3772 (Incremental_inputs::finalize_inputs): Remove.
3773 (Incremental_inputs::Input_info): Remove.
3774 (Incremental_inputs::lock_): Remove.
3775 (Incremental_inputs::inputs_): Change type.
3776 (Incremental_inputs::inputs_map_): Remove.
3777 (Incremental_inputs::current_object_entry_): New data member.
3778 (Incremental_inputs::inputs_section_): New data member.
3779 (Incremental_inputs::symtab_section_): New data member.
3780 (Incremental_inputs::relocs_section_): New data member.
3781 (Incremental_inputs::reloc_count_): New data member.
3782 (Incremental_inputs_reader): New class.
3783 (Incremental_symtab_reader): New class.
3784 (Incremental_relocs_reader): New class.
3785 * layout.cc (Layout::finalize): Move finalization of incremental info
3786 and creation of incremental info sections to follow finalization of
3787 symbol table. Set offsets for postprocessing sections.
3788 (Layout::create_incremental_info_sections): Call
3789 Incremental_inputs::create_data_sections. Add incremental symtab
3790 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3791 sections to layout after input sections.
3792 * layout.h (struct Timespec): Forward declaration.
3793 (Layout::incremental_inputs): Add const.
3794 (Layout::create_incremental_info_sections): Add parameter.
3795 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3796 * object.cc: Include incremental.h.
3797 (Relobj::finalize_incremental_relocs): New function.
3798 (Sized_relobj::do_layout): Record input sections in incremental info.
3799 * object.h (Object::output_section): New function.
3800 (Object::output_section_offset): Moved from Relobj.
3801 (Object::get_incremental_reloc_base): New function.
3802 (Object::get_incremental_reloc_count): New function.
3803 (Object::do_output_section): New function.
3804 (Object::do_output_section_offset): Moved from Relobj.
3805 (Object::do_get_incremental_reloc_base): New function.
3806 (Object::do_get_incremental_reloc_count): New function.
3807 (Object::Object): Initialize new data members.
3808 (Relobj::output_section): Renamed do_output_section and moved to
3809 protected.
3810 (Relobj::output_section_offset): Moved to Object.
3811 (Relobj::do_get_incremental_reloc_base): New function.
3812 (Relobj::do_get_incremental_reloc_count): New function.
3813 (Relobj::allocate_incremental_reloc_counts): New function.
3814 (Relobj::count_incremental_reloc): New function.
3815 (Relobj::finalize_incremental_relocs): New function.
3816 (Relobj::next_incremental_reloc_index): New function.
3817 (Relobj::reloc_counts_): New data member.
3818 (Relobj::reloc_bases_): New data member.
3819 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3820 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3821 (Sized_relobj::incremental_relocs_scan): New function.
3822 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3823 (Sized_relobj::incremental_relocs_write): New function.
3824 (Sized_relobj::incremental_relocs_write_reltype): New function.
3825 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3826 incremental link.
3827 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3828 archives and object files elsewhere.
3829 (Add_symbols::run): Report object files here.
3830 (Finish_group::run): Report end of archive at end of group.
3831 * reloc.cc: Include layout.h, incremental.h.
3832 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3833 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3834 (Sized_relobj::incremental_relocs_scan): New function.
3835 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3836 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3837 (Sized_relobj::incremental_relocs_write): New function.
3838 (Sized_relobj::incremental_relocs_write_reltype): New function.
3839 * script.cc (read_input_script): Rewrite test for incremental link.
3840 Change call to Incremental_inputs::report_script.
3841 * symtab.h (Symbol_table::first_global_index): New function.
3842 (Symbol_table::output_count): New function.
3843
ce0d1972
DK		 38442010-08-12 Doug Kwan <dougkwan@google.com>
3845
3846 * arm.cc (Target_arm::merge_object_attributes): Check command line
3847 options --no-wchar-size-warning and --no-enum-size-warning.
3848 * options.h (General_options): Add ld-compatible options
3849 --no-enum-size-warning and --no-wchar-size-warning.
3850
6e5710ce
ILT		 38512010-08-04 Ian Lance Taylor <iant@google.com>
3852
3853 * x86_64.cc (Target_x86_64::Scan::local): Use
3854 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3855 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3856 (Target_x86_64::Scan::global): Likewise.
3857 (Target_x86_64::Relocate::relocate): Likewise.
3858 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3859 Likewise.
3860
fef830db
CC		 38612010-08-03 Cary Coutant <ccoutant@google.com>
3862
3863 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3864 to reserve space in merged_strings vector. Keep total input size
3865 for stats.
3866 (Output_merge_string::do_print_merge_stats): Print total input size.
3867 * merge.h (Output_merge_string): Add input_size_ field.
3868 * stringpool.cc (Stringpool_template::string_length): Move
3869 implementations out of Stringpool_template class and place in
3870 stringpool.h.
3871 * stringpool.h (string_length): Move out of Stringpool_template.
3872
1e3811b0
ILT		 38732010-08-03 Ian Lance Taylor <iant@google.com>
3874
3875 PR 11712
3876 * layout.cc (relaxation_loop_body): If address of load segment is
3877 set, adjust address to include headers if possible.
3878
7af0c620
ILT		 38792010-08-03 Ian Lance Taylor <iant@google.com>
3880
3881 * version.cc (version_string): Bump to 1.10.
3882
22f0da72
ILT		 38832010-08-03 Ian Lance Taylor <iant@google.com>
3884
3885 PR 11805
3886 * layout.h (enum Output_section_order): Define.
3887 (class Layout): Update declarations.
3888 * layout.cc (Layout::get_output_section): Add order parameter.
3889 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3890 is_first_non_relro parameters. Change all callers.
3891 (Layout::choose_output_section): Likewise.
3892 (Layout::add_output_section_data): Likewise.
3893 (Layout::make_output_section): Likewise. Set order.
3894 (Layout::default_section_order): New function.
3895 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3896 * output.cc (Output_section::Output_section): Initialize order_.
3897 Don't initialize deleted fields.
3898 (Output_segment::Output_segment): Don't initialize deleted
3899 fields.
3900 (Output_segment::add_output_section_to_load): New function
3901 replacing add_output_section. Change all callers to call this or
3902 add_output_section_to_nonload.
3903 (Output_segment::add_output_section_to_nonload): New function.
3904 (Output_segment::remove_output_section): Rewrite.
3905 (Output_segment::add_initial_output_data): Likewise.
3906 (Output_segment::has_any_data_sections): Likewise.
3907 (Output_segment::is_first_section_relro): Likewise.
3908 (Output_segment::maximum_alignment): Likewise.
3909 (Output_segment::has_dynamic_reloc): New function replacing
3910 dynamic_reloc_count. Change all callers.
3911 (Output_segment::has_dynamic_reloc_list): New function replacing
3912 dynamic_reloc_count_list. Change all callers.
3913 (Output_segment::set_section_addresses): Rewrite.
3914 (Output_segment::set_offset): Rewrite.
3915 (Output_segment::find_first_and_last_list): Remove.
3916 (Output_segment::set_tls_offsets): Rewrite.
3917 (Output_segment::first_section_load_address): Likewise.
3918 (Output_segment::output_section_count): Likewise.
3919 (Output_segment::section_with_lowest_load_address): Likewise.
3920 (Output_segment::write_section_headers): Likewise.
3921 (Output_segment::print_sections_to_map): Likewise.
3922 * output.h (class Output_data): Remove dynamic_reloc_count_
3923 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3924 (Output_data::add_dynamic_reloc): Rewrite.
3925 (Output_data::has_dynamic_reloc): New function.
3926 (Output_data::dynamic_reloc_count): Remove.
3927 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3928 is_last_relro_, is_first_non_relro_, is_interp_,
3929 is_dynamic_linker_section_ fields. Add order and set_order
3930 functions. Remove is_relro_local, set_is_relro_local,
3931 is_last_relro, set_is_last_relro, is_first_non_relro,
3932 set_is_first_non_relro functions, is_interp, set_is_interp,
3933 is_dynamic_linker_section, and set_is_dynamic_linker_section
3934 functions.
3935 (class Output_segment): Change Output_data_list from std::list to
3936 std:;vector. Add output_lists_ field. Remove output_data_ and
3937 output_bss_ fields. Update declarations.
3938
3ff2ccb0
ILT		 39392010-08-02 Ian Lance Taylor <iant@google.com>
3940
3941 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3942 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3943 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3944
88a4108b
ILT		 39452010-08-02 Ian Lance Taylor <iant@google.com>
3946
3947 PR 11855
3948 * script.cc (Script_options::Script_options): Initialize
3949 symbol_definitions_ and symbol_references_.
3950 (Script_options::add_symbol_assignment): Update
3951 symbol_definitions_ and symbol_references_.
3952 (Script_options::add_symbol_reference): New function.
3953 (script_symbol): New function.
3954 * script.h (class Script_options): Add symbol_definitions_ and
3955 symbol_references_ fields.
3956 (Script_options::referenced_const_iterator): New type.
3957 (Script_options::referenced_begin): New function.
3958 (Script_options::referenced_end): New function.
3959 (Script_options::is_referenced): New function.
3960 (Script_options::any_unreferenced): New function.
3961 * script-c.h (script_symbol): Declare.
3962 * yyscript.y (exp): Call script_symbol.
3963 * symtab.cc: Include "script.h".
3964 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3965 Change all callers. Check symbols referenced by scripts.
3966 (Symbol_table::add_undefined_symbols_from_command_line): Add
3967 layout parameter. Change all callers.
3968 (Symbol_table::do_add_undefined_symbols_from_command_line):
3969 Likewise. Break out loop body. Check symbols referenced by
3970 scripts.
3971 (Symbol_table::add_undefined_symbol_from_command_line): New
3972 function broken out of
3973 do_add_undefined_symbols_from_command_line.
3974 * symtab.h (class Symbol_table): Update declarations.
3975 * archive.cc: Include "layout.h".
3976 (Archive::should_include_member): Add layout parameter. Change
3977 all callers. Check for symbol mentioned in expression.
3978 * archive.h (class Archive): Update declaration.
3979 * object.cc (Sized_relobj::do_should_include_member): Add layout
3980 parameter.
3981 * object.h (Object::should_include_member): Add layout parameter.
3982 Change all callers.
3983 (Object::do_should_include_member): Add layout parameter.
3984 (class Sized_relobj): Update declaration.
3985 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3986 parameter.
3987 * dynobj.h (class Sized_dynobj): Update declaration.
3988 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3989 layout parameter.
3990 * plugin.h (class Sized_pluginobj): Update declaration.
3991
5f1ab67a
ILT		 39922010-08-02 Ian Lance Taylor <iant@google.com>
3993
3994 PR 11866
3995 * output.cc (Output_segment::set_offset): Search for the first and
3996 last sections rather than assuming that the list is in order.
3997 (Output_segment::find_first_and_last_list): New function.
3998 * output.h (class Output_segment): Update declarations.
3999 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4000 (relro_strip_test_SOURCES): New variable.
4001 (relro_strip_test_DEPENDENCIES): New variable.
4002 (relro_strip_test_LDFLAGS): New variable.
4003 (relro_strip_test_LDADD): New variable.
4004 (relro_strip_test.so): New target.
4005
a8df5856
ILT		 40062010-08-02 Ian Lance Taylor <iant@google.com>
4007
4008 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4009 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4010 (Target_i386::got_tlsdesc_section): New function.
4011 (Target_i386::got_section): Create space for GOT entries for
4012 TLSDESC relocations.
4013 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4014 R_386_TLS_GOTDESC.
4015 (Target_i386::Scan::global): Likewise.
4016 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4017 using TLSDESC GOT.
4018 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4019 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4020 (Target_x86_64::got_tlsdesc_section): New function.
4021 (Target_x86_64::got_section): Create space for GOT entries for
4022 TLSDESC relocations.
4023 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4024 R_386_TLS_GOTDESC.
4025 (Target_x86_64::Scan::global): Likewise.
4026 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4027 using TLSDESC GOT.
4028
0c10a0a6
ILT		 40292010-08-02 Ian Lance Taylor <iant@google.com>
4030
4031 * testsuite/final_layout.sh: Use dc to convert from hex to
4032 decimal.
4033
41cbeecc
ST		 40342010-07-29 Sriraman Tallam <tmsriram@google.com>
4035
4036 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4037 paramter to the call to gold::gc_process_relocs.
4038 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4039 paramter to the call to gold::gc_process_relocs.
4040 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4041 parameter to the call to gold::gc_process_relocs.
4042 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4043 template parameter to the call to gold::gc_process_relocs.
4044 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4045 paramter to the call to gold::gc_process_relocs.
4046 * gc.h (get_embedded_addend_size): New function.
4047 (gc_process_relocs): Save the size of the reloc for use by ICF.
4048 * icf.cc (get_section_contents): Get the addend from the text section
4049 for SHT_REL relocation sections.
4050 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4051 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4052 * int_encoding.h (read_from_pointer): New overloaded function.
4053 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4054 * testsuite/icf_sht_rel_addend_test.sh: New file.
4055 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4056 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4057
6ea55b82
RW		 40582010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4059
4060 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4061 * Makefile.in: Regenerate.
4062 * testsuite/Makefile.in: Regenerate.
4063
9691462b
ILT		 40642010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4065
4066 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4067 * gold/testsuite/debug_msg.cc: Likewise.
4068 * gold/testsuite/odr_violation1.cc
4069 * gold/testsuite/odr_violation2.cc
4070
76897331
CC		 40712010-07-21 Cary Coutant <ccoutant@google.com>
4072
4073 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4074 string, and length fields.
4075 (Output_merge_string::Merged_strings_list): New type.
4076 (Output_merge_string::Merged_strings_lists): New typedef.
4077 (Output_merge_string): Replace merged_strings_ with
4078 merged_strings_lists_.
4079 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4080 Merged_strings_list per input object and section. Don't store pointer
4081 to the string. Don't store length with each merged string entry.
4082 (Output_merge_string::finalize_merged_data): Loop over list of merged
4083 strings lists. Recompute length of each merged string.
4084
78384e8f
CC		 40852010-07-15 Cary Coutant <ccoutant@google.com>
4086
4087 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4088 here.
4089
783659f9
ILT		 40902010-07-14 Ian Lance Taylor <iant@google.com>
4091
4092 * descriptors.cc (Descriptors::open): Report correct name in error
4093 message.
4094
131687b4
DK		 40952010-07-13 Doug Kwan <dougkwan@google.com>
4096
4097 * arm.cc (Arm_input_section::Arm_input_section): For a
4098 SHT_ARM_EXIDX section, always keeps the input sections.
4099 (Arm_input_section::set_exidx_section_link): New method.
4100 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4101 has_errors_ to false.
4102 (Arm_exidx_input_section::has_errors,
4103 Arm_exidx_input_section::set_has_errors): New methods.
4104 (Arm_exidx_input_section::has_errors_): New data member.
4105 (Arm_relobj::get_exidx_shndx_list): New method.
4106 (Arm_output_section::append_text_sections_to_list): Do not skip
4107 section without SHF_EXECINSTR.
4108 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4109 errors.
4110 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4111 section header. Make error messages more verbose. Check for
4112 a non-executable section linked to an EXIDX section.
4113 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4114 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4115 check that there is no deferred EXIDX section if we exit early.
4116 Instead of not making an EXIDX section in case of an error, make one
4117 and set the has_errors flag of it.
4118 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4119 in a relocatable link.
4120 (Target_arm::do_relax): Look for the EXIDX output section instead of
4121 assuming that it is called .ARM.exidx.
4122 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4123 section list. Do not check for SHF_EXECINSTR section flags but
4124 skip any input section with errors.
4125 * output.cc (Output_section::Output_section): Initialize
4126 always_keeps_input_sections_ to false.
4127 (Output_section::add_input_section): Check for
4128 always_keeps_input_sections_.
4129 * output.h (Output_section::always_keeps_input_sections,
4130 Output_section::set_always_keeps_input_sections): New methods.
4131 (Output_section::always_keeps_input_sections): New data member.
4132
69517287
RÁE		 41332010-07-13 Rafael Espindola <espindola@google.com>
4134
4135 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4136 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4137
82742395
ILT		 41382010-07-13 Philip Herron <herron.philip@googlemail.com>
4139 Ian Lance Taylor <iant@google.com>
4140
4141 * output.h (Output_section_lookup_maps::add_merge_section):
4142 Correct check of whether value was inserted.
4143 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4144 (Output_section_lookup_maps::add_relaxed_input_section):
4145 Likewise.
4146 * arm.cc (Target_arm::got_section): Remove used local os.
4147 * i386.cc (Target_i386::got_section): Likewise.
4148 * x86_64.cc (Target_x86_64::got_section): Likewise.
4149 * sparc.cc (Target_sparc::got_section): Likewise.
4150 (Target_sparc::relocate): Remove unused local have_got_offset.
4151 * powerpc.cc (Target_powerpc::relocate): Likewise.
4152
f2d707b5
ILT		 41532010-07-13 Ian Lance Taylor <iant@google.com>
4154
241531d6
ILT		 4155 * compressed_output.cc (zlib_decompress): Fix signature in
4156 !HAVE_ZLIB_H case.
4157
f2d707b5
ILT		 4158 * archive.cc (Archive::include_member): Unlock an external member
4159 of a thin archive. Don't bother to delete an object we know is
4160 NULL.
4161
a2e47362
CC		 41622010-07-12 Cary Coutant <ccoutant@google.com>
4163
4164 * compressed_output.cc (zlib_decompress): New function.
4165 (get_uncompressed_size): New function.
4166 (decompress_input_section): New function.
4167 * compressed_output.h (get_uncompressed_size): New function.
4168 (decompress_input_section): New function.
4169 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4170 Handle compressed debug sections.
4171 * layout.cc (is_compressed_debug_section): New function.
4172 (Layout::output_section_name): Map compressed section names to
4173 canonical names.
4174 * layout.h (is_compressed_debug_section): New function.
4175 (is_debug_info_section): Recognize compressed debug sections.
4176 * merge.cc: Include compressed_output.h.
4177 (Output_merge_data::do_add_input_section): Handle compressed
4178 debug sections.
4179 (Output_merge_string::do_add_input_section): Handle compressed
4180 debug sections.
4181 * object.cc: Include compressed_output.h.
4182 (Sized_relobj::Sized_relobj): Initialize new data members.
4183 (build_compressed_section_map): New function.
4184 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4185 * object.h (Object::section_is_compressed): New method.
4186 (Object::do_section_is_compressed): New method.
4187 (Sized_relobj::Compressed_section_map): New type.
4188 (Sized_relobj::do_section_is_compressed): New method.
4189 (Sized_relobj::compressed_sections_): New data member.
4190 * output.cc (Output_section::add_input_section): Handle compressed
4191 debug sections.
4192 * reloc.cc: Include compressed_output.h.
4193 (Sized_relobj::write_sections): Handle compressed debug sections.
4194
ce279a62
CC		 41952010-07-08 Cary Coutant <ccoutant@google.com>
4196
4197 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4198 weak when resolving to a dynamic def.
4199 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4200 for weak undef/dynamic def cases. Adjust callers.
4201 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4202 undef_binding_weak_.
4203 (Symbol_table::sized_write_globals): Adjust symbol binding.
4204 (Symbol_table::sized_write_symbol): Add binding parameter.
4205 * symtab.h (Symbol::set_undef_binding): New method.
4206 (Symbol::is_undef_binding_weak): New method.
4207 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4208 (Symbol_table::should_override): Add new parameter.
4209 (Symbol_table::sized_write_symbol): Add new parameter.
4210
4211 * testsuite/weak_undef_file1.cc: Add new test case.
4212 * testsuite/weak_undef_file2.cc: Fix header comment.
4213 * testsuite/weak_undef_test.cc: Add new test case.
4214
b2286c10
DK		 42152010-06-29 Doug Kwan <dougkwan@google.com>
4216
4217 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4218 Initialize USE_SYMBOL_.
4219 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4220 definition.
4221 (Arm_reloc_property::uses_symbol_): New data member declaration.
4222 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4223 uses symbol value and symbol is undefined but not weakly undefined.
4224
4802450a
RÁE		 42252010-06-28 Rafael Espindola <espindola@google.com>
4226
4227 * plugin.cc (Plugin::load): Use dlerror.
4228
e5ca47ba
ILT		 42292010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4230
4231 * symtab.cc (detect_odr_violations): When reporting an ODR
4232 violation, report an object where the symbol is defined.
4233
8a75a161
DK		 42342010-06-25 Doug Kwan <dougkwan@google.com>
4235
4236 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4237 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4238 definition.
4239 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4240 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4241 target hook to detect function points.
4242 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4243 * icf.h (Icf::check_section_for_function_pointers): Change type of
4244 parameter SECTION_NAME to const reference to std::string. Use
4245 target hook to determine if section may have unsafe pointers.
4246 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4247 method definition.
4248
42218b9f
RÁE		 42492010-06-21 Rafael Espindola <espindola@google.com>
4250
4251 * fileread.cc (Input_file::find_fie): New
4252 (Input_file::open): Use Input_file::find_fie.
4253 * fileread.h (Input_file::find_fie): New
4254 * plugin.cc (set_extra_library_path): New.
4255 (Plugin::load): Add set_extra_library_path to the transfer vector.
4256 (Plugin_manager::set_extra_library_path): New.
4257 (Plugin_manager::add_input_file): Use the extra search path if set.
4258 (set_extra_library_path(): New.
4259 * plugin.h (Plugin_manager): Add set_extra_library_path and
4260 extra_search_path_.
4261
a0506cca
CC		 42622010-06-19 Cary Coutant <ccoutant@google.com>
4263
4264 * layout.cc (gdb_sections): Add .debug_types.
4265 (lines_only_debug_sections): Likewise.
4266
6508b958
RÁE		 42672010-06-18 Rafael Espindola <espindola@google.com>
4268
4269 * plugin.cc (add_input_file,add_input_library)
4270 (Plugin_manager::add_input_file): Make filename arguments const.
4271 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4272 const.
4273
3e235302
DK		 42742010-06-16 Doug Kwan <dougkwan@google.com>
4275
4276 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4277 .ARM.attributes section if we have not merged any input
4278 attributes sections.
4279
106e8a6c
DK		 42802010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4281
4282 * arm.cc: Allow combining objects with no EABI version
4283 information.
4284
91ff43fe
RÁE		 42852010-06-15 Rafael Espindola <espindola@google.com>
4286
4287 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4288
68ed838c
ILT		 42892010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4290
4291 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4292 (struct iovec): Correct !HAVE_READV definition.
4293
f3a2388f
CC		 42942010-06-10 Cary Coutant <ccoutant@google.com>
4295
4296 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4297 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4298 reloc sections.
4299 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4300
4301 PR 11683
4302 * symtab.h (Symbol::is_placeholder): New member function.
4303 * target-reloc.h (relocate_section): Check for placeholder symbols.
4304
4305 * testsuite/Makefile.am (plugin_test_8): New test.
4306 (plugin_test_9): New test.
4307 * testsuite/Makefile.in: Regenerate.
4308
e1df38aa
NC		 43092010-06-09 Nick Clifton <nickc@redhat.com>
4310
4311 * yyscript.y (input_list_element): Allow strings prefixed with
4312 the '-' character. Treat these as libraries.
4313 * script.cc (script_add_library): New function. Adds a library
4314 specified by "-l<name>" found in an input script.
4315 * script-c.h: Add prototype for script_add_library.
4316
25bbe950
DK		 43172010-06-07 Doug Kwan <dougkwan@google.com>
4318
4319 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4320 Restrict stub-group size to be within long conditional branch
4321 range when working around cortex-A8 erratum.
4322
0f32ea4c
ILT		 43232010-06-07 Damien Diederen <dd@crosstwine.com>
4324
4325 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4326 #ifdef typo.
4327
8fe2a369
ST		 43282010-06-03 Sriraman Tallam <tmsriram@google.com>
4329
4330 PR gold/11658
4331 * output.cc
4332 (Output_section::Input_section_sort_entry::compare_section_ordering):
4333 Change to return non-zero correctly.
4334 (Output_section::Input_section_sort_section_order_index_compare
4335 ::operator()): Change to fix ambiguity in comparisons.
4336
6e9ba2ca
ST		 43372010-06-01 Sriraman Tallam <tmsriram@google.com>
4338
4339 * gold.h (is_wildcard_string): New function.
4340 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4341 (Layout::layout_eh_frame): Ditto.
4342 (Layout::find_section_order_index): New method.
4343 (Layout::read_layout_from_file): New method.
4344 * layout.h (Layout::find_section_order_index): New method.
4345 (Layout::read_layout_from_file): New method.
4346 (Layout::input_section_position_): New private member.
4347 (Layout::input_section_glob_): New private member.
4348 * main.cc (main): Call read_layout_from_file here.
4349 * options.h (--section-ordering-file): New option.
4350 * output.cc (Output_section::input_section_order_specified_): New
4351 member.
4352 (Output_section::Output_section): Initialize new member.
4353 (Output_section::add_input_section): Add new parameter.
4354 Keep input sections when --section-ordering-file is used.
4355 (Output_section::set_final_data_size): Sort input sections when
4356 section ordering file is specified.
4357 (Output_section::Input_section_sort_entry): Add new parameter.
4358 Check sorting type.
4359 (Output_section::Input_section_sort_entry::compare_section_ordering):
4360 New method.
4361 (Output_section::Input_section_sort_compare::operator()): Change to
4362 consider section_order_index.
4363 (Output_section::Input_section_sort_init_fini_compare::operator()):
4364 Change to consider section_order_index.
4365 (Output_section::Input_section_sort_section_order_index_compare
4366 ::operator()): New method.
4367 (Output_section::sort_attached_input_sections): Change to sort
4368 according to section order when specified.
e1df38aa
NC		 4369 (Output_section::add_input_section<32, true>): Add new parameter.
4370 (Output_section::add_input_section<64, true>): Add new parameter.
4371 (Output_section::add_input_section<32, false>): Add new parameter.
4372 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4373 * output.h (Output_section::add_input_section): Add new parameter.
4374 (Output_section::input_section_order_specified): New
4375 method.
4376 (Output_section::set_input_section_order_specified): New method.
4377 (Input_section::Input_section): Initialize section_order_index_.
4378 (Input_section::section_order_index): New method.
4379 (Input_section::set_section_order_index): New method.
4380 (Input_section::section_order_index_): New member.
4381 (Input_section::Input_section_sort_section_order_index_compare): New
4382 struct.
4383 (Output_section::input_section_order_specified_): New member.
4384 * script-sections.cc (is_wildcard_string): Delete and move modified
4385 method to gold.h.
4386 (Output_section_element_input::Output_section_element_input): Modify
4387 call to is_wildcard_string.
4388 (Output_section_element_input::Input_section_pattern
4389 ::Input_section_pattern): Ditto.
4390 (Output_section_element_input::Output_section_element_input): Ditto.
4391 * testsuite/Makefile.am (final_layout): New test case.
4392 * testsuite/Makefile.in: Regenerate.
4393 * testsuite/final_layout.cc: New file.
4394 * testsuite/final_layout.sh: New file.
4395
3537c84b
RÁE		 43962010-06-01 Rafael Espindola <espindola@google.com>
4397
4398 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4399
105b6afd
RÁE		 44002010-06-01 Rafael Espindola <espindola@google.com>
4401
4402 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4403 visibility of symbols.
4404
29e11421
DK		 44052010-05-27 Doug Kwan <dougkwan@google.com>
4406
4407 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4408 from start of output section instead of address for a local symbol
4409 in a merged or relaxed section when doing a relocatable link.
4410
5e0f337e
RÁE		 44112010-05-26 Rafael Espindola <espindola@google.com>
4412
4413 PR 11604
4414 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4415 adding sections the garbage collector removed.
4416 * gold/testsuite/Makefile.am: Add test.
4417 * gold/testsuite/Makefile.in: Regenerate.
4418 * gold/testsuite/plugin_test_7.sh: New.
4419 * gold/testsuite/plugin_test_7_1.c: New.
4420 * gold/testsuite/plugin_test_7_2.c: New.
4421
f4187277
RÁE		 44222010-05-26 Rafael Espindola <espindola@google.com>
4423
4424 * script-sections.cc (Output_section_definition::set_section_addresses):
4425 Check for --section-start.
4426
5c388529
DK		 44272010-05-26 Doug Kwan <dougkwan@google.com>
4428
4429 * arm.cc (Arm_scan_relocatable_relocs): New class.
4430 (Target_arm::relocate_special_relocatable): New method.
4431 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4432 (Arm_relocate_functions::thumb_branch_common): Same.
4433 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4434 instead of Default_scan_relocatable_relocs.
4435 * target-reloc.h (relocate_for_relocatable): Let target handle
4436 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4437 * target.h (Sized_target::relocate_special_relocatable): New method.
4438
bca1c3ae
ILT		 44392010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4440
4441 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4442
0439c796
DK		 44432010-05-23 Doug Kwan <dougkwan@google.com>
4444
4445 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4446 instead of a cast.
4447 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4448 with a direct branch, not a conditional branch, to a stub.
4449 * merge.cc (Output_merge_base::record_input_section): New method
4450 defintion.
4451 (Output_merge_data::do_add_input_section): Record input section if
4452 keeps-input-sections flag is set.
4453 (Output_merge_string::do_add_input_section): Ditto.
4454 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4455 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4456 INPUT_SECTIONS_.
4457 (Output_merge_base::keeps_input_sections,
4458 Output_merge_base::set_keeps_input_sections,
4459 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4460 method definitions.
4461 (Output_merge_base::Input_sections): New type declaration.
4462 (Output_merge_base::input_sections_begin,
4463 Output_merge_base::input_sections_end,
4464 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4465 (Output_merge_base::bool keeps_input_sections_,
4466 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4467 Output_merge_base::input_sections_): New data members.
4468 (Output_merge_data::do_set_keeps_input_sections): New method
4469 defintion.
4470 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4471 * output.cc (Output_section::Input_section::relobj): Move method
4472 defintion from class declaration to here and handle merge sections.
4473 (Output_section::Input_section::shndx): Ditto.
4474 (Output_section::Output_section): Remove initializations of removed
4475 data members and initialize new data member LOOKUP_MAPS_.
4476 (Output_section::add_input_section): Set keeps-input-sections flag
4477 for a newly created merge output section as appropriate. Adjust code
4478 to use Output_section_lookup_maps class.
4479 (Output_section::add_relaxed_input_section): Adjst code for lookup
4480 maps code refactoring.
4481 (Output_section::add_merge_input_section): Add a new parameter
4482 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4483 class. If adding input section to a newly created merge output
4484 section fails, remove the new merge section.
4485 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4486 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4487 (Output_section::find_merge_section): Ditto.
4488 (Output_section::build_lookup_maps): New method defintion.
4489 (Output_section::find_relaxed_input_section): Adjust code to use
4490 Output_section_lookup_maps class.
4491 (Output_section::get_input_sections): Export merge sections. Adjust
4492 code to use Output_section_lookup_maps class.
4493 (Output_section:::add_script_input_section): Adjust code to use
4494 Output_section_lookup_maps class. Update lookup maps for merge
4495 sections also.
4496 (Output_section::discard_states): Use Output_section_lookup_maps.
4497 (Output_section::restore_states): Same.
4498 * output.h (Merge_section_properties): Move class defintion out of
4499 Output_section.
4500 (Output_section_lookup_maps): New class.
4501 (Output_section::Input_section::is_merge_section): New method
4502 defintion.
4503 (Output_section::Input_section::relobj): Move defintion out of class
4504 defintion. Declare method only.
4505 (Output_section::Input_section::shndx): Ditto.
4506 (Output_section::Input_section::output_merge_base): New method defintion.
4507 (Output_section::Input_section::u2_.pomb): New union field.
4508 (Output_section::Merge_section_by_properties_map,
4509 Output_section::Output_section_data_by_input_section_map,
4510 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4511 Remove types.
4512 (Output_section::add_merge_input_section): Add new parameter
4513 KEEPS_INPUT_SECTIONS.
4514 (Output_section::build_lookup_maps): New method declaration.
4515 (Output_section::merge_section_map_,
4516 Output_section::merge_section_by_properties_map_,
4517 Output_section::relaxed_input_section_map_,
4518 Output_section::is_relaxed_input_section_map_valid_): Remove data
4519 members.
4520 (Output_section::lookup_maps_): New data member.
4521
76295588
L		 45222010-05-21 Doug Kwan <dougkwan@google.com>
4523
4524 PR gold/11619
4525 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4526 avoid a compilation error.
4527
d103a984
RÁE		 45282010-05-19 Rafael Espindola <espindola@google.com>
4529
4530 * script-sections.cc (Output_section_definition::allocate_to_segment):
4531 Update the phdrs_list even when the output section is NULL.
4532 * testsuite/Makefile.am: Add test.
4533 * testsuite/Makefile.in: Regenerate.
4534 * testsuite/script_test_9.cc: New.
4535 * testsuite/script_test_9.sh: New.
4536 * testsuite/script_test_9.t: New.
4537
6625d24e
DK		 45382010-05-19 Doug Kwan <dougkwan@google.com>
4539
4540 * arm.cc (Arm_input_section::original_size): New method.
4541 (Arm_input_section::do_addralign): Add a cast.
4542 (Arm_input_section::do_output_offset): Remove static cast.
4543 (Arm_input_section::original_addralign,
4544 Arm_input_section::original_size_): Change type to uint32_t.
4545 (Arm_input_section::init): Add safe casts for section alignment
4546 and size.
4547 (Arm_input_section::set_final_data_size): Do not set address and
4548 offset of stub table.
4549 (Arm_output_section::fix_exidx_coverage): Change use of of
4550 Output_section::Simple_input_section to that of
4551 Output_section::Input_section.
4552 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4553 except for the first pass.
4554 * output.cc (Output_section::get_input_sections): Change type of
4555 input_sections to std::list<Input_section>.
4556 (Output_section::add_script_input_section): Rename from
4557 Output_section::add_simple_input_section. Change type of SIS
4558 parameter from Simple_input_section to Input_section.
4559 * output.h (Output_section::Simple_input_section): Remove class.
4560 (Output_section::Input_section): Change class visibility to public.
4561 (Output_section::Input_section::addralign): Use stored alignments
4562 for special input sections if set.
4563 (Output_section::Input_section::set_addralign): New method.
4564 (Output_section::get_input_sections): Change parameter type from
4565 list of Simple_input_section to list of Input_section.
4566 (Output_section::add_script_input_section): Rename from
4567 Output_section::add_simple_input_section. Change first parameter's
4568 type from Simple_input_section to Input_section and remove the
4569 second and third parameters.
4570 * script-sections.cc (Input_section::Input_section_list): Change
4571 type to list of Output_section::Input_section/
4572 (Input_section_info::Input_section_info): Change parameter type of
4573 INPUT_SECTION to Output_section::Input_section.
4574 (Input_section_info::input_section): Change return type.
4575 (Input_section_info::input_section_): Change type to
4576 Output_section::Input_section.
4577 (Output_section_element_input::set_section_addresses): Adjust code
4578 to use Output_section::Input_section instead of
4579 Output_section::Simple_input_section. Adjust code for renaming
4580 of Output_section::add_simple_input_section.
4581 (Orphan_output_section::set_section_addresses): Ditto.
4582
e1e82ea4
RW		 45832010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4584
4585 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4586 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4587
91e75c8a
RÁE		 45882010-05-18 Rafael Espindola <espindola@google.com>
4589
4590 * options.cc (General_options::finalize): Handle -nostdlib.
4591 * options.h (nostdlib): New option.
4592 * script.cc (script_add_search_dir): Handle -nostdlib.
4593
da59ad79
DK		 45942010-05-12 Doug Kwan <dougkwan@google.com>
4595
4596 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4597 attributes section only if there no attributes section after merging.
4598 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4599 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4600 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4601 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4602 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4603 and arm_attr_merge_7.stdout.
4604 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4605 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4606 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4607 arm_attr_merge_7b.o): New rules.
4608 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4609 arm_attr_merge_7
4610 * testsuite/Makefile.in: Regenerate.
4611 * testsuite/arm_attr_merge.sh: New file.
4612 * testsuite/arm_attr_merge_[67][ab].s: Same.
4613
3e01a7fd
NC		 46142010-05-05 Nick Clifton <nickc@redhat.com>
4615
4616 * po/es.po: Updated Spanish translation.
4617
7ad2014a
L		 46182010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4619
4620 * Makefile.am (install-exec-local): Properly install gold as
4621 default cross linker.
4622 * Makefile.in: Regenerated.
4623
4fda8867
NC		 46242010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4625 Nick Clifton <nickc@redhat.com>
4626
4627 * configure.ac (install_as_default): Define and set to false
4628 unless --enable-gold or --enable-gold=both/gold has been
4629 specified.
4630 * configure: Regenerate.
4631
4632 * Makefile.am (install-exec-local): Install the executable as
4633 'ld.gold'. If install_as_default is true then also install it as
4634 'ld'.
4635 * Makefile.in: Regenerated.
4636
bd288ea2
ILT		 46372010-04-24 Ian Lance Taylor <iant@google.com>
4638
4639 * layout.cc (Layout::layout_reloc): In relocatable link don't
4640 combine reloc sections for grouped sections.
4641
ef38fd8a
ST		 46422010-04-23 Sriraman Tallam <tmsriram@google.com>
4643
4644 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4645 sections that are not ordinary to icf.
4646 * icf.cc (get_section_contents): Handle relocation pointing to section
4647 with no object or shndx information.
4648 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4649 * testsuite/Makefile.in: Regenerate.
4650 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4651 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4652
f6973bdc
ILT		 46532010-04-22 Ian Lance Taylor <iant@google.com>
4654
4655 * expression.cc (Expression::Expression_eval_info): Add
4656 result_alignment_pointer field.
4657 (Expression::eval_with_dot): Add result_alignment_pointer
4658 parameter. Change all callers.
4659 (Expression::eval_maybe_dot): Likewise.
4660 (class Binary_expression): Add alignment_pointer parameter to
4661 left_value and right_value. Change all callers.
4662 (BINARY_EXPRESSION): Set result alignment.
4663 (class Trinary_expression): Add alignment_pointer parameter to
4664 arg2_value and arg3_value. Change all callers.
4665 (Trinary_cond::value): Set result alignment.
4666 (Max_expression::value, Min_expression::value): Likewise.
4667 (Align_expression::value): Likewise.
4668 * script-sections.cc (class Sections_element): Add dot_alignment
4669 parameter to set_section_addresses virtual function. Update
4670 instantiations.
4671 (class Output_section_element): Likewise.
4672 (Script_sections::create_segments): Add dot_alignment parameter.
4673 Change all callers.
4674 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4675 (Script_sections::set_phdrs_clause_addresses): Likewise.
4676 * script-sections.h: Update declarations.
4677 * script.h: Update declarations.
4678 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4679 min_p_align.
4680 * testsuite/script_test_3.t: Set large alignment.
4681 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4682 segment has expected alignment.
4683
9c9c98a5
NC		 46842010-04-22 Nick Clifton <nickc@redhat.com>
4685
4686 * po/gold.pot: Updated by the Translation project.
4687 * po/vi.po: Updated Vietnamese translation.
4688
2253bfba
L		 46892010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4690
4691 * testsuite/Makefile.am (check_PROGRAMS): Add
4692 icf_virtual_function_folding_test.
4693 * testsuite/Makefile.in: Regenerated.
4694
85fdf906
AH		 46952010-04-15 Andrew Haley <aph@redhat.com>
4696
4697 * options.h (merge_exidx_entries): New option.
4698 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4699 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4700 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4701 (Target_arm::merge_exidx_entries): New function.
4702 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4703 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4704 to Arm_exidx_fixup constructor.
4705 Add new arg, merge_exidx_entries.
4706 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4707 Arm_output_section::fix_exidx_coverage.
4708
ce97fa81
ST		 47092010-04-18 Sriraman Tallam <tmsriram@google.com>
4710
4711 * icf.cc (get_section_contents): Check for preemptible functions.
4712 Ignore addend when appropriate.
4713 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4714 section folded.
4715 (add_from_relobj): Check for section folded.
4716 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4717 * symtab.h (should_add_dynsym_entry): Add new parameter.
4718 * target-reloc.h (scan_relocs): Check for section folded.
4719 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4720 Check reloc types for function pointers in shared objects.
4721 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4722 case.
4723 (icf_preemptible_functions_test): New test case.
4724 (icf_string_merge_test): New test case.
4725 * testsuite.Makefile.in: Regenerate.
4726 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4727 bar_glob. Refactor code.
4728 * testsuite/icf_preemptible_functions_test.cc: New file.
4729 * testsuite/icf_preemptible_functions_test.sh: New file.
4730 * testsuite/icf_string_merge_test.cc: New file.
4731 * testsuite/icf_string_merge_test.sh: New file.
4732 * testsuite/icf_virtual_function_folding_test.cc: New file.
4733 * testsuite/icf_virtual_function_folding_test.sh: New file.
4734
04ceb17c
DK		 47352010-04-14 Doug Kwan <dougkwan@google.com>
4736
4737 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4738 for local symbol recounting if we remove a section due to ICF.
4739 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4740 there are no regular objects in input.
4741
153e7da4
DK		 47422010-04-13 Doug Kwan <dougkwan@google.com>
4743
4744 * arm.cc (Arm_input_section::set_final_data_size): Compute
4745 accurate final data size instead of using current data size.
4746
4dbd9faf
DK		 47472010-04-09 Doug Kwan <dougkwan@google.com>
4748
4749 * layout.cc (Layout::choose_output_section): Handle script section
4750 types.
4751 (Layout::make_output_section_for_script): Add section type parameter.
4752 Handle script section types.
4753 * layout.h (Layout::make_output_section_for_script): Add section
4754 type parameter.
4755 * output.cc (Output_section::Output_section): Initialize data member
4756 is_noload_.
4757 (Output_section::do_reset_address_and_file_offset): Do not set address
4758 to 0 if section is a NOLOAD section.
4759 * output.h (Output_section::is_noload): New method.
4760 (Output_section::set_is_noload): Ditto.
4761 (Output_section::is_noload_): New data member.
4762 * script-c.h (Script_section_type): New enum type.
4763 (struct Parser_output_section_header): Add new file section_type.
4764 * script-sections.cc (Sections_element::output_section_name): Add
4765 parameter for returning script section type.
4766 (Output_section_definition::output_section_name): Ditto.
4767 (Output_section_definition::section_type)P; New method.
4768 (Output_section_definiton::script_section_type_name): Ditto.
4769 (Output_section_definition::script_section_type_): New data member.
4770 (Output_section_definition::Output_section_definition): Initialize
4771 data member Output_section_definition::script_section_type_.
4772 (Output_section_definition::create_sections): Pass script section type
4773 to Layout::make_output_section_for_script.
4774 (Output_section_definition::output_section_name): Return script
4775 section type to caller.
4776 (Output_section_definition::set_section_address): Do not advance
4777 dot value and load address if section type is NOLOAD. Set address
4778 of NOLOAD sections regardless of section flags.
4779 (Output_section_definition::print): Print section type if it is
4780 not SCRIPT_SECTION_TYPE_NONE.
4781 (Output_section_definition::section_type): New method.
4782 (Output_section_definition::script_section_type_name): Ditto.
4783 (Script_sections::output_section_name): Add new parameter
4784 PSECTION_TYPE for returning script section type. Pass it to
4785 section elements. Handle discard sections.
4786 (Sort_output_sections::operator()): Handle NOLOAD sections.
4787 * script-sections.h (Script_sections::Section_type): New enum type.
4788 (Script_sections::output_section_name): Add a new parameter for
4789 returning script section type.
4790 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4791 INFO and NOLOAD.
4792 * yyscript.y (union): Add new field SECTION_TYPE.
4793 (COPY, DSECT, INFO, NOLOAD): New tokens.
4794 (opt_address_and_section_type): Change type to output_section_header.
4795 (section_type): New non-terminal
4796 (section_header): Handle section type.
2253bfba 4797 (opt_address_and_section_type): Return section type value.
4dbd9faf 4798
721ea635
L		 47992010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4800
4801 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4802 * testsuite/plugin_common_test_2.c (foo): Likewise.
4803
6bf924b0
DK		 48042010-04-08 Doug Kwan <dougkwan@google.com>
4805
4806 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4807 Output_merge_data.
4808 * output.cc (Output_section::add_merge_input_section): Simplify
4809 code and return status of Output_merge_base::add_input_section.
e1df38aa 4810 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4811 returns true.
4812
24af6f92
DK		 48132010-04-07 Doug Kwan <dougkwan@google.com>
4814
4815 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4816 if section is marked as containing instructions but has no mapping
4817 symbols.
4818 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4819 correct section index.
4820 (Arm_relobj::find_linked_text_section): Ditto.
4821
00698fc5
CC		 48222010-04-07 Cary Coutant <ccoutant@google.com>
4823
4824 * archive.cc (include_member): Destroy Read_symbols_data object before
4825 releasing file.
4826 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4827 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4828 (Read_symbols_data::~Read_symbols_data) New destructor.
4829 (Section_relocs::Section_relocs) New constructor.
4830 (Section_relocs::~Section_relocs) New destructor.
4831 (Read_relocs_data::Read_relocs_data) New constructor.
4832 (Read_relocs_data::~Read_relocs_data) New destructor.
4833 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4834 pointers to NULL after deleting.
4835
7296d933
DK		 48362010-04-07 Doug Kwan <dougkwan@google.com>
4837
4838 * arm.cc: Replace "endianity" with "endianness" in comments.
4839 (Arm_exidx_cantunwind): Ditto.
4840 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4841 (Arm_relobj::merge_flags_and_attributes): New method.
4842 (Arm_relobj::merge_flags_and_attributes_): New data member.
4843 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4844 (Arm_relobj::scan_sections_for_stubs): Ditto.
4845 (Arm_relobj::do_read_symbols): Check to see if we really want to
4846 merge processor-specific flags and attributes. Exit early if
4847 an object is empty except for section names and the undefined symbol.
4848 (Target_arm::do_finalize_sections): Move check for ELF format to
4849 Arm_relobj::do_read_symbols. Merge processor specific flags and
4850 attributes from a regular object only when we have determined that
4851 it is aapropriate. Do not create an .ARM.attributes section in
4852 output if there is no regular input object.
4853 (Target_arm::merge_processor_specific_flags): Check
4854 --warn-mismatch before printing any error.
4855 (Target_arm::merge_object_attributes): Ditto.
4856 * gold.cc (queue_middle_tasks): Handle the case in which there is
4857 no regular object in input.
4858 * options.cc (General_options::parse_EB): New method.
4859 (General_options::parse_EL): Same.
4860 (General_options::General_options): Initialize endianness_.
4861 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4862 New options.
4863 (General_options::Endianness): New enum.
4864 (General_options::endianness): New method.
4865 (General_options::endianness_): New data member.
4866 * parameters.cc (Parameters::set_options): Check target endianness.
4867 (Parameters::set_target_once): Ditto.
4868 (Parameters::check_target_endianness): New method.
4869 (parameters_force_valid_target): If either -EL or -EB is specified,
4870 use it to define endianness of default target.
4871 * parameters.h (Parameters::check_target_endianness): New method
4872 declaration.
4873 * target.h (class Target): Change "endianity" to "endianness"
4874 in comments.
4875
efc8d4f2
RW		 48762010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4877
4878 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4879 * configure: Regenerate.
4880 * Makefile.in: Regenerate.
4881 * testsuite/Makefile.in: Regenerate.
4882
be234d88
CC		 48832010-04-06 Cary Coutant <ccoutant@google.com>
4884
4885 gcc PR lto/42757
4886 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4887 prevailing definitions of common symbols.
4888 * testsuite/plugin_test_6.sh: New test case.
4889 * testsuite/plugin_common_test_1.c: New test case.
4890 * testsuite/plugin_common_test_2.c: New test case.
4891 * testsuite/Makefile.am (plugin_test_6): New test case.
4892 * testsuite/Makefile.in: Regenerate.
4893
bd32c6bd
NC		 48942010-04-06 Nick Clifton <nickc@redhat.com>
4895
4896 * po/vi.po: New Vietnamese translation.
4897
323c532f
DK		 48982010-03-30 Doug Kwan <dougkwan@google.com>
4899
4900 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4901
4fcd97eb
DK		 49022010-03-25 Doug Kwan <dougkwan@google.com>
4903
4904 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4905 to avoid a conversion warning on a 32-bit host.
4906
4ebf39db
ILT		 49072010-03-24 Ian Lance Taylor <iant@google.com>
4908
4909 * testsuite/script_test_3.t: Add a TLS segment.
4910 * testsuite/Makefile.am (check_PROGRAMS): Add
4911 tls_phdrs_script_test.
4912 (tls_phdrs_script_test_SOURCES): Define.
4913 (tls_phdrs_script_test_DEPENDENCIES): Define.
4914 (tls_phdrs_script_test_LDFLAGS): Define.
4915 (tls_phdrs_script_test_LDADD): Define.
4916 * testsuite/Makefile.in: Rebuild.
4917
4a599bdd
CC		 49182010-03-23 Cary Coutant <ccoutant@google.com>
4919
4920 * fileread.cc (find_or_make_view): Fix comment.
4921
6c93b22c
ILT		 49222010-03-23 Ian Lance Taylor <iant@google.com>
4923
4924 * script-sections.cc (class Orphan_section_placement): Define
4925 PLACE_TLS and PLACE_TLS_BSS.
4926 (Orphan_section_placement::Orphan_section_placement): Initialize
4927 new places.
4928 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4929 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4930 (tls_script_test_SOURCES): Define.
4931 (tls_script_test_DEPENDENCIES): Define.
4932 (tls_script_test_LDFLAGS): Define.
4933 (tls_script_test_LDADD): Define.
4934 * testsuite/Makefile.in: Rebuild.
4935
a2c7281b
DK		 49362010-03-22 Doug Kwan <dougkwan@google.com>
4937
4938 * arm.cc (Arm_relocate_functions::abs8,
4939 Arm_relocate_functions::abs16): Use correct check for overflow
4940 specified in the ARM ELF specs.
4941 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4942 target of a BLX instruction specially.
4943 (Reloc_stub::stub_type_for_reloc): Ditto.
4944 (Relocate::relocate): Use symbolic names instead of numeric relocation
4945 codes to report error.
4946 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4947 workaround.
4948 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4949 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4950 thumb2_blx_out_of_range.stdout
4951 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4952 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4953 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4954 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4955 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4956 thumb2_blx_in_range, thumb2_blx_in_range.o,
4957 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4958 thumb2_blx_out_of_range.o): New rules.
4959 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4960 thumb2_blx_in_range and thumb2_blx_out_of_range.
4961 * testsuite/Makefile.in: Regenerate.
4962 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4963 * testsuite/thumb_blx_in_range.s: New file.
4964 * testsuite/thumb_blx_out_of_range.s: New file.
4965
b0193076
RÁE		 49662010-03-22 Rafael Espindola <espindola@google.com>
4967
4968 * archive.cc (Should_include): Move to archive.h.
4969 (should_include_member): Make it a member of Archive.
4970 (Lib_group): New.
4971 (Add_lib_group_symbols): New.
4972 * archive.h: Include options.h.
4973 (Archive_member): Moved from Archive.
4974 (Should_include): Moved from archive.cc.
4975 (Lib_group): New.
4976 (Add_lib_group_symbols): New.
4977 * dynobj.cc (do_should_include_member): New.
4978 * dynobj.h (do_should_include_member): New.
4979 * gold.cc (queue_initial_tasks): Update call to queue.
4980 * main.cc (main): Print lib group stats.
4981 * object.cc (do_should_include_member): New.
4982 * object.h: Include archive.h.
4983 (Object::should_include_member): New.
4984 (Object::do_should_include_member): New.
4985 (Sized_relobj::do_should_include_member): New.
4986 * options.cc (General_options::parse_start_lib): New.
4987 (General_options::parse_end_lib): New.
4988 (Input_arguments::add_file): Handle lib groups.
4989 (Input_arguments::start_group): Check we are not in a lib.
4990 (Input_arguments::start_lib): New.
4991 (Input_arguments::end_lib): New.
4992 * options.h (General_options): Add start_lib and end_lib.
4993 (Input_argument::lib_): New.
4994 (Input_argument::lib): New.
4995 (Input_argument::is_lib): New.
4996 (Input_file_lib): New.
4997 (Input_arguments::in_lib_): New.
4998 (Input_arguments::in_lib): New.
4999 (Input_arguments::start_lib): New.
5000 (Input_arguments::end_lib_): New.
5001 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5002 in unused members as preempted.
5003 (Sized_pluginobj::do_should_include_member): New.
5004 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5005 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5006 return the blocker.
5007 (Read_symbols::do_whole_lib_group): New.
5008 (Read_symbols::do_lib_group): New.
5009 (Read_symbols::do_read_symbols): Handle lib groups.
5010 (Read_symbols::get_name): Handle lib groups.
5011 * readsyms.h (Read_symbols): Add an archive member pointer.
5012 (Read_symbols::do_whole_lib_group): New.
5013 (Read_symbols::do_lib_group): New.
5014 (Read_symbols::member_): New.
5015 * script.cc (read_input_script): Update call to queue_soon.
5016
d099120c
DK		 50172010-03-19 Doug Kwan <dougkwan@google.com>
5018
5019 * arm.cc (Stub_table::Stub_table): Initialize new data members
5020 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5021 (Stub_table::add_reloc_stub): Assign stub offset and update
5022 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5023 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5024 New data members.
5025 (Stub_table::update_data_size_and_addralign): Use
5026 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5027 instead of going over all reloc stubs.
5028 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5029 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5030 Stringpool_template::offset_ to size of Stringpool_char.
5031 (Stringpool_template::new_key_offset): Remove code to initialize
5032 Stringpool_template::offset_.
5033 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5034 Stringpool_template::offset_ to zero.
5035
1aa37384
DK		 50362010-03-15 Doug Kwan <dougkwan@google.com>
5037
5038 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5039 offset_.
5040 (Stringpool_template::new_key_offset): New method.
5041 (Stringpool_template::add_string): Assign offsets when adding new
5042 strings.
5043 (Stringpool_template::set_string_offsets): Do not set string offsets
5044 when not optimizing.
5045 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5046 member size_.
5047 (Chunked_vector::clear): Clear size_.
5048 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5049 (Chunked_vector::size): Return size_.
5050 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5051 (Chunked_vector::size_): New data member.
1aa37384
DK		 5052 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5053 (Stringpool_template::new_key_offset): New method declaration.
5054 (Stringpool_template::offset_): New data member.
5055
b672b057
RÁE		 50562010-03-15 Rafael Espindola <espindola@google.com>
5057
5058 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5059 Add_symbols' constructor.
5060 * readsyms.h (Add_symbols): Remove the input_group member.
5061
b6848d3c
ILT		 50622010-03-10 Ian Lance Taylor <iant@google.com>
5063
5064 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5065 target to ask whether a reference to a symbol requires a stack
5066 split.
5067 * target.h (Target::is_call_to_non_split): New function.
5068 (Target::do_is_call_to_non_split): Declare virtual function.
5069 * target.cc: Include "symtab.h".
5070 (Target::do_is_call_to_non_split): New function.
5071 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5072
a2a5469e
CC		 50732010-03-10 Cary Coutant <ccoutant@google.com>
5074
5075 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5076 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5077 (File_read::open[2]): Add whole_file_view_ to list of views.
5078 (File_read::make_view): Remove test of whole_file_view_.
5079 (File_read::find_or_make_view): Create whole_file_view_ if
5080 necessary.
5081 (File_read::clear_views): Replace bool parameter with enum;
5082 adjust all callers. Don't delete views with permanent data;
5083 do delete cached views and views from archives if
5084 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5085 if clearing the corresponding view.
5086 * fileread.h (File_read::Clear_views_mode): New enum.
5087 (File_read::View::is_permanent_view): New method.
5088 (File_read::clear_views): Replace bool parameter
5089 with enum; adjust all callers.
5090 * options.h (General_options): Change keep_files_mapped option;
5091 add map_whole_files.
5092 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5093 releasing the file.
5094 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5095 the file.
5096
8861f32b
DM		 50972010-03-10 David S. Miller <davem@davemloft.net>
5098
5099 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5100
d62d0f5f
ST		 51012010-03-09 Sriraman Tallam <tmsriram@google.com>
5102
5103 * icf.cc (get_section_contents): Add '@' marker after processing the
5104 merge reloc.
5105
9177756d
DK		 51062010-03-08 Doug Kwan <dougkwan@google.com>
5107
5108 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5109 due to a conversion warning.
5110 (Arm_relobj::update_output_local_symbol_count): Check for local
5111 symbol with unset output index.
5112
9e9e071b
ILT		 51132010-03-05 Ian Lance Taylor <iant@google.com>
5114
5115 * options.h (class General_options): Add --spare-dynamic-tags.
5116 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5117 --spare-dynamic-tags.
5118
a81ee015
ILT		 51192010-03-05 Ian Lance Taylor <iant@google.com>
5120
5121 * incremental.cc: Include "libiberty.h".
5122
44ec90b9
RO		 51232010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5124
5125 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5126 function, is_info_ member.
5127 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5128 (Versions::Versions): Update caller.
5129 (Versions::define_base_version): Likewise.
5130 (Versions::add_def): Likewise.
5131
0897ed3b
ST		 51322010-03-03 Sriraman Tallam <tmsriram@google.com>
5133
5134 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5135 (Scan::possible_function_pointer_reloc): New function.
5136 (Scan::local_reloc_may_be_function_pointer): Change to call
5137 possible_function_pointer_reloc.
5138 (Scan::global_reloc_may_be_function_pointer): Ditto.
5139 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5140 relocations in ".data.rel.ro._ZTV" section.
5141 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5142 * testsuite/icf_safe_so_test.cc: Ditto.
5143 * testsuite/icf_safe_test.cc: Ditto.
5144 * testsuite/icf_safe_test.sh: Ditto.
5145
d3bbad62
ILT		 51462010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5147 Ian Lance Taylor <iant@google.com>
5148
5149 * target-reloc.h (relocate_section): Check the symbol table index
5150 for -1U before setting the local symbol index.
5151 (scan_relocatable_relocs): If copying the relocation, record that
5152 the local symbol is required.
5153 * object.h (Symbol_value::is_output_symtab_index_set): New
5154 function.
5155 (Symbol_value::may_be_discarded_from_output_symtab): New
5156 function.
5157 (Symbol_value::has_output_symtab_entry): New function.
5158 (Symbol_value::needs_output_symtab_entry): Remove.
5159 (Symbol_value::output_symtab_index): Make sure the symbol index is
5160 set.
5161 (Symbol_value::set_output_symtab_index): Make sure the symbol
5162 index is not set. Make sure the new index is valid.
5163 (Symbol_value::set_must_have_output_symtab_entry): New function.
5164 (Symbol_value::has_output_dynsym_entry): New function.
5165 (Symbol_value::set_output_dynsym_index): Make sure the new index
5166 is valid.
5167 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5168 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5169 local symbol if permitted.
5170 (Sized_relobj::do_finalize_local_symbols): Call
5171 is_output_symtab_index_set rather than needs_output_symtab_entry.
5172 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5173 rather than needs_output_symtab_entry. Call
5174 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5175 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5176 is_output_symtab_index_set rather than needs_output_symtab_entry.
5177 * testsuite/discard_locals_relocatable_test.c: New file.
5178 * testsuite/discard_locals_test.sh: Test -r.
5179 * testsuite/Makefile.am (check_DATA): Add
5180 discard_locals_relocatable_test1.syms,
5181 discard_local_relocatable_test2.syms.
5182 (MOSTLYCLEANFILES): Likewise. Also add
5183 discard_locals_relocatable_test1.lout and
5184 discard_locals_relocatable_test2.out.
5185 (discard_locals_relocatable_test1.syms): New target.
5186 (discard_locals_relocatable_test.o): New target.
5187 (discard_locals_relocatable_test1.out): New target.
5188 (discard_locals_relocatable_test2.syms): New target.
5189 (discard_locals_relocatable_test2.out): New target.
5190 (various): Add missing ../ld-new dependencies.
5191 * testsuite/Makefile.in: Rebuild.
5192
7e8ccf26
NC		 51932010-03-03 Nick Clifton <nickc@redhat.com>
5194
5195 * po/fi.po: New Finnish translation.
5196
2a0ff005
DK		 51972010-03-01 Doug Kwan <dougkwan@google.com>
5198
5199 * layout.cc (Layout::Layout): Force section types of .init_array*,
5200 .preinit_array* and .fini_array* sections.
5201 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5202 Fix check of return value of std::string::find.().
5203 (Output_section::Input_section_sort_compare::operator()): Remove
5204 comment about .init_array.
5205 (Output_section::Input_section_sort_init_fini_compare::operator()):
5206 New method.
5207 (Output_section::sort_attached_input_sections): Handle .init_array
5208 and .fini_array specially.
5209 * output.h (Output_section::Inut_section_sort_compare): Update
5210 comment.
5211 (Output_section::Input_section_sort_init_fini_compare): New struct.
5212
c3e4ae29
DK		 52132010-02-26 Doug Kwan <dougkwan@google.com>
5214
5215 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5216 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5217 * testsuite/debug_msg.sh: Avoid matching source line number for
5218 use of global variable undef_int.
5219
2fd9ae7a
DK		 52202010-02-26 Doug Kwan <dougkwan@google.com>
5221
5222 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5223 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5224 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5225 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5226 * options.cc (General_options::General_options): Initialize member
5227 fix_v4bx_.
5228 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5229 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5230 and rm_no_fix_v4bx.stdout
5231 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5232 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5233 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5234 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5235 and arm_no_fix_v4bx.
5236 * Makefile.in: Regenerate.
5237 * testsuite/arm_fix_v4bx.s: New file.
5238 * testsuite/arm_fix_v4bx.sh: Ditto.
5239
67ec7d0b
DK		 52402010-02-24 Doug Kwan <dougkwan@google.com>
5241
5242 * arm.cc (Target_arm::got_section): Make the .got section the first
5243 non RELRO section in the data segment.
5244 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5245 suffixes of section names.
5246
10165461
DK		 52472010-02-24 Doug Kwan <dougkwan@google.com>
5248
5249 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5250 flags and attributes merging if an input file is a binary file.
5251 * fileread.cc (Input_file::open): Record format of original file.
5252 * fileread.h (Input_file::Format): New enum type.
5253 (Input_file::Input_file): Initialize data member format_.
5254 (Input_file::format): New method definition.
5255 (Input_file::format_):: New data member.
5256
4a54abbb
DK		 52572010-02-24 Doug Kwan <dougkwan@google.com>
5258
5259 * arm.cc (Arm_output_data_got): New class.
5260 (ARM_TCB_SIZE): New constant
5261 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5262 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5263 If user uses a script with a SECTIONS clause, issue only a warning
5264 for a misplaced EXIDX input section. Otherwise, issue an error.
5265 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5266 garbage collection.
5267 (Target_arm::got_mode_index_entry): Handle static linking.
5268 (Target_arm::Scan::local): Ditto.
5269 (Target_arm::Scan::global): Ditto.
5270 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5271 all incorrectly implemented relocations.
e1df38aa 5272 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5273 Arm_output_section::fix_exidx_coverage.
5274 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5275 from ".ARM.exidx." and ".ARM.extab.".
5276
ca419a6f
ILT		 52772010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5278
5279 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5280 section if it does not already exist.
5281 * attributes.cc (Attributes_section_data::Attributes_section_data):
5282 Don't crash if size is zero.
5283
135b9c78
ILT		 52842010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5285 Ian Lance Taylor <iant@google.com>
5286
5287 * gold.cc (queue_middle_tasks): If no input files were opened,
5288 exit.
5289 * workqueue.h (Task_function::Task_function): Assert that there is
5290 a blocker.
5291
bb0bfe4f
DK		 52922010-02-22 Doug Kwan <dougkwan@google.com>
5293
5294 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5295 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5296 types to avoid warnings due to different uint64_t implementations
5297 on different hosts.
5298
2a2b6d42
DK		 52992010-02-21 Doug Kwan <dougkwan@google.com>
5300
5301 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5302 handling of the maximum backward branch offset.
5303 (Arm_relocate_functions::thumb_branch_common): Ditto.
5304 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5305 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5306 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5307 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5308 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5309 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5310 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5311 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5312 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5313 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5314 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5315 thumb2_bl_out_of_range.o): New rules.
5316 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5317 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5318 thumb2_bl_out_of_range
5319 * testsuite/Makefile.in: Regenerate.
5320 * testsuite/arm_bl_in_range.s: New file.
5321 * testsuite/arm_bl_out_of_range.s: Ditto.
5322 * testsuite/arm_branch_in_range.sh: Ditto.
5323 * testsuite/arm_branch_range.t: Ditto.
5324 * testsuite/thumb2_branch_range.t: Ditto.
5325 * testsuite/thumb_bl_in_range.s: Ditto.
5326 * testsuite/thumb_bl_out_of_range.s: Ditto.
5327 * testsuite/thumb_branch_range.t: Ditto.
5328
b487ad64
ST		 53292010-02-20 Sriraman Tallam <tmsriram@google.com>
5330
5331 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5332 Add reloc offset information.
5333 * icf.cc (get_section_contents): Change iterators to point to the new
5334 vectors. Add reloc offset information to the contents.
5335 * icf.h (Icf::Sections_reachable_info): New typedef.
5336 (Icf::Sections_reachable_list): New typedef.
5337 (Icf::Offset_info): New typedef.
5338 (Icf::Reloc_info): New struct typedef.
5339 (Icf::Reloc_info_list): New typedef.
5340 (Icf::symbol_reloc_list): Delete method.
5341 (Icf::addend_reloc_list): Delete method.
5342 (Icf::section_reloc_list): Delete method.
5343 (Icf::reloc_info_list): New method.
5344 (Icf::reloc_info_list_): New member.
5345
f96accdf
DK		 53462010-02-19 Doug Kwan <dougkwan@google.com>
5347
5348 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5349 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5350 * arm.cc (Arm_relocation_functions): New forward declaration.
5351 (Target_arm::Target_arm): Initialize new data members
5352 got_mod_index_offset_ and tls_base_symbol_defined_.
5353 (Target_arm::Relocate::relocate_tls): New method.
5354 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5355 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5356 New methods.
5357 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5358 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5359 (Target_arm::got_mod_index_offset_,
5360 Target_arm::tls_base_symbol_defined_): New data members.
5361 (Target_arm::Scan::local, Target::Scan::global,
5362 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5363 relocations.
5364
c8761b9a
DK		 53652010-02-18 Doug Kwan <dougkwan@google.com>
5366
5367 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5368 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5369 text section as a parameter becuase some broken tools may not set
5370 the link in section header.
5371 (Target_arm::has_got_section): New method.
5372 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5373 without any mapping symbol as data only. Remove warning.
5374 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5375 link in its section header, try to discover the link by inspecting the
5376 REL31 relocation at the beginning of the section.
5377 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5378 in error message.
5379 (Target_arm::Scan::global): Treat any reference to the symbol
5380 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5381
21bb3914
ST		 53822010-02-12 Sriraman Tallam <tmsriram@google.com>
5383
5384 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5385 (Scan::global_reloc_may_be_function_pointer): New function.
5386 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5387 (Scan::global_reloc_may_be_function_pointer): New function.
5388 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5389 (Scan::global_reloc_may_be_function_pointer): New function.
5390 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5391 (Scan::global_reloc_may_be_function_pointer): New function.
5392 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5393 (Scan::global_reloc_may_be_function_pointer): New function.
5394 (Scan::possible_function_pointer_reloc): New function.
5395 (Target_x86_64::can_check_for_function_pointers): New function.
5396 * gc.h (gc_process_relocs): Scan relocation types to determine if
5397 function pointers were taken for targets that support it.
5398 * icf.cc (Icf::find_identical_sections): Include functions for
5399 folding in safe ICF whose pointer is not taken.
5400 * icf.h (Secn_fptr_taken_set): New typedef.
5401 (fptr_section_id_): New member.
5402 (section_has_function_pointers): New function.
5403 (set_section_has_function_pointers): New function.
5404 (check_section_for_function_pointers): New function.
5405 * options.h: Fix comment for safe ICF option.
5406 * target.h (can_check_for_function_pointers): New function.
5407 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5408 Modify icf_safe_test for X86-64.
5409 * testsuite/Makefile.in: Regenerate.
5410 * testsuite/icf_safe_so_test.cc: New file.
5411 * testsuite/icf_safe_so_test.sh: New file.
5412 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5413 (main): Change to take pointer to function kept_func_3.
5414 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5415 folding is done correctly for X86-64.
5416
0da6fa6c
DM		 54172010-02-12 David S. Miller <davem@davemloft.net>
5418
5419 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5420 is_symbolless parameter.
5421 (Output_reloc<SHT_REL>::is_symbolless): New.
5422 (Output_reloc<SHT_REL>::is_symbolless_): New.
5423 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5424 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5425 (Output_reloc<SHT_RELA>::is_symbolless): New.
5426 (Output_data_reloc::add_global): Handle is_symbolless.
5427 (Output_data_reloc::add_global_relative): Likewise.
5428 (Output_data_reloc::add_local): Likewise.
5429 (Output_data_reloc::add_local_relative): Likewise.
5430 (Output_data_reloc::add_symbolless_global_addend): New.
5431 (Output_data_reloc::add_symbolless_local_addend): New.
5432 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5433 is_symbolless.
5434 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5435 instead of ->is_relative_
5436 (Output_reloc::write): Likewise.
5437 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5438 (Output_reloc::write_rel): Simplify.
5439
5440 * sparc.cc (Target_sparc::Scan::local): Use
5441 ->add_symbolless_local_addend as needed.
5442 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5443 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5444 based upon relocation offset.
5445
e4782e83
DK		 54462010-02-11 Doug Kwan <dougkwan@google.com>
5447
5448 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5449 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5450 beginning of function.
5451 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5452 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5453 parameter is_32bit in calls to should_apply_static_reloc.
5454 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5455 (check_DATA): Add arm_abs_global.stdout.
5456 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5457 arm_abs_global.stdout): New rules.
5458 (MOSTLLYCLEANFILES): Add arm_abs_global
5459 * Makefile.in: Regenerate.
5460 * testsuite/arm_abs_global.s: New file.
5461 * testsuite/arm_abs_global.sh: Ditto.
5462 * testsuite/arm_abs_lib.s: Ditto.
5463
93ceb764
ILT		 54642010-02-11 Ian Lance Taylor <iant@google.com>
5465
5466 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5467 Read_relocs task.
5468 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5469 Allocate_commons_task first.
5470 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5471 task, rather than symtab_lock_.
5472 (Gc_process_relocs::~Gc_process_relocs): New function.
5473 (Gc_process_relocs::is_runnable): Check this_blocker_.
5474 (Gc_process_relocs::locks): Use next_blocker_ rather than
5475 blocker_.
5476 (Scan_relocs::~Scan_relocs): New function.
5477 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5478 symtab_lock_.
5479 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5480 next_blocker_.
5481 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5482 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5483 constructor accordingly.
5484 (class Gc_process_relocs): Likewise.
5485 (class Scan_relocs): Likewise.
5486 * common.h (class Allocate_commons_task): Remove symtab_lock_
5487 field, and corresponding constructor parameter.
5488 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5489 symtab_lock_.
5490 (Allocate_commons_task::locks): Likewise.
5491
114dfbe1
ILT		 54922010-02-11 Ian Lance Taylor <iant@google.com>
5493
5494 * gold-threads.h (class Once): Define.
5495 (class Initialize_lock): Rewrite as child of Once.
5496 * gold-threads.cc (class Once_initialize): Define.
5497 (once_pointer_control): New static variable.
5498 (once_pointer, once_arg): New static variables.
5499 (c_run_once): New static function.
5500 (Once::Once, Once::run_once, Once::internal_run): New functions.
5501 (class Initialize_lock_once): Remove.
5502 (initialize_lock_control): Remove.
5503 (initialize_lock_pointer): Remove.
5504 (initialize_lock_once): Remove.
5505 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5506 (Initialize_lock::initialize): Rewrite.
5507 (Initialize_lock::do_run_once): New function.
5508 * archive.cc (Archive::interpret_header): Only clear name if it is
5509 not already empty.
5510 * fileread.cc: Include "gold-threads.h"
5511 (file_counts_lock): New static variable.
5512 (file_counts_initialize_lock): Likewise.
5513 (File_read::release): Only increment counts when using --stats.
5514 Use a lock around the increment.
5515 * parameters.cc (class Set_parameters_target_once): Define.
5516 (set_parameters_target_once): New static variable.
5517 (Parameters::Parameters): Move here from parameters.h.
5518 (Parameters::set_target): Rewrite.
5519 (Parameters::set_target_once): New function.
5520 (Parameters::clear_target): Move here and rewrite.
5521 * parameters.h (class Parameters): Update declarations. Add
5522 set_parameters_target_once_ field.
5523 (Parameters::Parameters): Move to parameters.cc.
5524 (Parameters::clear_target): Likewise.
5525 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5526 task.
5527 (Start_group::~Start_group): New function.
5528 (Start_group::is_runnable): New function.
5529 (Start_group::locks, Start_group::run): New functions.
5530 (Finish_group::run): Change saw_undefined to size_t.
5531 * readsyms.h (class Start_group): Define.
5532 (class Finish_group): Change saw_undefined_ field to size_t.
5533 (Finish_group::Finish_group): Remove saw_undefined and
5534 this_blocker parameters. Change all callers.
5535 (Finish_group::set_saw_undefined): New function.
5536 (Finish_group::set_blocker): New function.
5537 * symtab.h (class Symbol_table): Change saw_undefined to return
5538 size_t. Change saw_undefined_ field to size_t.
5539 * target-select.cc (Set_target_once::do_run_once): New function.
5540 (Target_selector::Target_selector): Initialize set_target_once_
5541 field. Don't initialize lock_ and initialize_lock_ fields.
5542 (Target_selector::instantiate_target): Rewrite.
5543 (Target_selector::set_target): New function.
5544 * target-select.h (class Set_target_once): Define.
5545 (class Target_selector): Update declarations. Make
5546 Set_target_once a friend. Remove lock_ and initialize_lock_
5547 fields. Add set_target_once_ field.
5548
fa17a3f4
ILT		 55492010-02-10 Ian Lance Taylor <iant@google.com>
5550
5551 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5552 queueing any tasks.
5553 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5554 (queue_middle_tasks): Add all blockers before queueing any tasks.
5555 (queue_final_tasks): Likewise.
5556 * token.h (Task_token::add_blockers): New function.
5557 * object.h (Input_objects::number_of_relobjs): New function.
5558
c7177d31
ILT		 55592010-02-10 Ian Lance Taylor <iant@google.com>
5560
5de0e392
ILT		 5561 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5562 shared, not if not position independent.
5563 * x86_64.cc (Relocate::relocate_tls): Likewise.
5564 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5565 (tls_pie_pic_test): New target.
5566 * testsuite/Makefile.in: Rebuild.
5567
c7177d31
ILT		 5568 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5569 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5570 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5571 * testsuite/Makefile.in: Rebuild.
5572
684b268a
DM		 55732010-02-09 David S. Miller <davem@davemloft.net>
5574
5575 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5576 R_SPARC_RELATIVE using ->add_local_relative().
5577 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5578
612a8d3d
DM		 5579 * output.h (Output_data_dynamic::add_section_size): New method
5580 that takes two Output_data objects.
5581 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5582 entry param. Handle it in initializers.
5583 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5584 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5585 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5586 arg.
5587 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5588 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5589 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5590 for dynrel_includes_plt.
5591 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5592 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5593 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5594 before .rela.plt
5595 (Target_sparc::do_finalize_sections): Update to pass true for
5596 dynrel_includes_plt.
5597 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5598 output before .rela.plt
5599 (Target_powerpc::do_finalize_sections): Update to pass true for
5600 dynrel_includes_plt when 32-bit.
5601
cb1be87e
DK		 56022010-02-08 Doug Kwan <dougkwan@google.com>
5603
5604 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5605 method.
5606 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5607 Arm_relobj::scan_section_for_cortex_a8_stubs,
5608 Arm_relobj::do_relocation_section): Instead of calling
5609 Output_section::output_address, use faster
5610 Arm_relobj::simple_input_section_output_address.
5611
705b5121
DM		 56122010-02-08 David S. Miller <davem@davemloft.net>
5613
5614 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5615 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5616 relocation helper function.
5617
024c4466
DM		 5618 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5619 just like R_SPARC_GOT{10,13,22}.
5620 (Target_sparc::Scan::local): Likewise.
5621 (Target_sparc::Relocate:relocate): Likewise.
5622
9109c078
ILT		 56232010-02-06 Ian Lance Taylor <iant@google.com>
5624
5625 * configure.ac: Rewrite targetobjs duplicate removal code to use
5626 only shell constructs.
5627 * configure: Rebuild.
5628
cf846138
DK		 56292010-02-05 Doug Kwan <dougkwan@google.com>
5630
5631 PR 11247
5632 * arm.cc (Arm_relobj::section_is_scannable): New method.
5633 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5634 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5635
6cfaf60b
DK		 56362010-02-04 Doug Kwan <dougkwan@google.com>
5637
5638 PR 11247
5639 * arm-reloc-property.cc (cstdio): Include.
5640 * configure.ac (targetobjs): Remove duplicates.
5641 * configure: Regenerate.
5642 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5643 big and little endian version for a given address size.
5644
5c57f1be
DK		 56452010-02-03 Doug Kwan <dougkwan@google.com>
5646
5647 * arm-reloc-property.cc
5648 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5649 definition.
5650 * arm-reloc-property.h
5651 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5652 New method definition.
5653 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5654 declaration.
5655 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5656 overflow to N.
5657 (GOT_PREL): Change implemented to Y.
5658 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5659 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5660 (Arm_relocate_functions::movw_abs_nc): Remove method.
5661 (Arm_relocate_functions::movt_abs): Ditto.
5662 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5663 (Arm_relocate_functions::thm_movt_abs): Ditto.
5664 (Arm_relocate_functions::movw_rel_nc): Ditto.
5665 (Arm_relocate_functions::movw_rel): Ditto.
5666 (Arm_relocate_functions::movt_rel): Ditto.
5667 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5668 (Arm_relocate_functions:thm_movw_rel): Ditto.
5669 (Arm_relocate_functions:thm_movt_rel): Ditto.
5670 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5671 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5672 New method definitions.
5673 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5674 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5675 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5676 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5677 (Target_arm::Relocate::relocate): Check for non-static or
5678 unimplemented relocation code and exit early. Change calls to
5679 Target_arm::reloc_uses_thumb_bit and
5680 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5681 instead. Refactor code to handle similar relocations to increase
5682 code sharing. Remove check for unsupported relocation code in switch
5683 statement.
5684 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5685 relocation property table to find out size. Change error message to
5686 print out the name of a relocation code instead of the numeric value.
5687 (Target_arm::scan_reloc_for_stub): Use relocation property table
5688 instead of calling Target_arm::reloc_uses_thumb_bit().
5689
218c5831
DK		 56902010-02-02 Doug Kwan <dougkwan@google.com>
5691
5692 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5693 types of relaxed input section.
5694
0d31c79d
DK		 56952010-02-02 Doug Kwan <dougkwan@google.com>
5696
5697 * Makefile.am (HFILES): Add arm-reloc-property.h.
5698 (DEFFILES): New.
5699 (TARGETSOURCES): Add arm-reloc-property.cc
5700 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5701 (libgold_a_SOURCES): $(DEFFILES)
5702 * Makefile.in: Regenerate.
5703 * arm-reloc-property.cc: New file.
5704 * arm-reloc-property.h: New file.
5705 * arm-reloc.def: New file.
5706 * arm.cc: Update comments.
5707 (arm-reloc-property.h): New included header.
5708 (arm_reloc_property_table): New global variable.
5709 (Target_arm::do_select_as_default_target): New method definition.
5710 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5711 arm-reloc-property to targ_extra_obj.
5712 * parameters.cc (set_parameters_target): Call
5713 Target::select_as_default_target().
5714 * target.h (Target::select_as_default_target): New method definition.
5715 (Target::do_select_as_default_target): Same.
5716
546c7457
DK		 57172010-02-01 Doug Kwan <dougkwan@google.com>
5718
5719 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5720 first_output_text_section_.
5721 (Arm_exidx_fixup::first_output_text_section): New method definition.
5722 (Arm_exidx_fixup::first_output_text_section_): New data member.
5723 (Arm_exidx_fixup::process_exidx_section): Record the first text
5724 output section seen.
5725 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5726 and entsize in output section header.
5727
11b861d5
DK		 57282010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5729
5730 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5731 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5732 (Arm_relocate_functions::thm_alu11): New Method.
5733 (Arm_relocate_functions::thm_pc8): New Method.
5734 (Arm_relocate_functions::thm_pc12): New Method.
5735 (Target_arm::Scan::local): Handle the relocations.
5736 (Target_arm::Scan::global): Likewise.
5737 (Target_arm::Relocate::relocate): Likewise.
5738 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5739
c9a2c125
DK		 57402010-01-29 Doug Kwan <dougkwan@google.com>
5741
5742 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5743 of relocation types as ld.
5744
1521477a
DK		 57452010-01-29 Doug Kwan <dougkwan@google.com>
5746
5747 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5748 to public.
5749 (Arm_relocate_functions::thumb_branch_common): Ditto.
5750 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5751 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5752 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5753 Arm_relocate_functions::jump24): Remove.
5754 (Target_arm::Relocate::relocate): Adjust code to call
5755 Arm_relocation_functions::arm_branch_common and
5756 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5757 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5758
e7eca48c
DK		 57592010-01-29 Doug Kwan <dougkwan@google.com>
5760
5761 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5762 output_local_symbol_count_needs_update_.
5763 (Arm_relobj::output_local_symbol_count_needs_update,
5764 Arm_relobj::set_output_local_symbol_count_needs_update,
5765 Arm_relobj::update_output_local_symbol_count): New methods.
5766 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5767 member.
5768 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5769 of pointed function as in a R_ARM_PREL31 relocation.
5770 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5771 for output local symbol count updating.
5772 (Target_arm::do_relax): Update output local symbol counts in objects
5773 if necessary.
5774 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5775
02961d7e
ILT		 57762010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5777
5778 * arm.cc: Added support for the ARM relocations:
5779 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5780 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5781 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5782 movw_prel_nc).
5783 (Arm_relocate_functions::movw_rel): New method.
5784 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5785 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5786 thm_movw_prel_nc).
5787 (Arm_relocate_functions::thm_movw_rel): New method.
5788 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5789 thm_movt_prel).
5790 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5791 relocations.
5792 (Target_arm::Scan::global): Likewise.
5793 (Target_arm::Relocate::relocate): Likewise.
5794 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5795 Likewise.
5796
b10d2873
ILT		 57972010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5798
5799 * arm.cc: Added support for ARM group relocations.
5800 (Target_arm::reloc_needs_sym_origin): New method.
5801 (Arm_relocate_functions::calc_grp_kn): New method.
5802 (Arm_relocate_functions::calc_grp_residual): New method.
5803 (Arm_relocate_functions::calc_grp_gn): New method.
5804 (Arm_relocate_functions::arm_grp_alu): New Method.
5805 (Arm_relocate_functions::arm_grp_ldr): New Method.
5806 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5807 (Arm_relocate_functions::arm_grp_ldc): New Method.
5808 (Target_arm::Scan::local): Handle the ARM group relocations.
5809 (Target_arm::Scan::global): Likewise.
5810 (Target_arm::Relocate::relocate): Likewise.
5811 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5812 Likewise.
5813
2b328d4e
DK		 58142010-01-26 Doug Kwan <dougkwan@google.com>
5815
5816 * arm.cc (set): Include.
5817 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5818 pointer type.
5819 (Arm_output_section::Text_section_list): New type.
5820 (Arm_output_section::append_text_sections_to_list): New method.
5821 (Arm_output_section::fix_exidx_coverage): Ditto.
5822 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5823 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5824 Relobj::set_section_offset() instead of
5825 Sized_relobj::invalidate_section_offset().
5826 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5827 parameter for section headers. Ignore relocation sections for
5828 unallocated sections and EXIDX sections.
5829 (Target_arm::fix_exidx_coverage): New method.
5830 (Target_arm::output_section_address_less_than): New type.
5831 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5832 linked text section instead of the EXIDX section.
5833 (Arm_output_section::create_stub_group): Add an assertion to check
5834 that this is not an EXIDX output section.
5835 (Arm_output_section::append_text_sections_to_list): New method.
5836 (Arm_output_section::fix_exidx_coverage): Ditto.
5837 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5838 Arm_relobj::section_needs_reloc_stub_scanning.
5839 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5840 first pass.
5841 (Target_arm::fix_exidx_coverage): New method.
5842 * object.h (Relobj::set_output_section): New method.
5843 (Sized_relobj::invalidate_section_offset): Remove method.
5844 (Sized_relobj::do_invalidate_section_offset): Remove method.
5845 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5846
c7f3c371
DK		 58472010-01-25 Doug Kwan <dougkwan@google.com>
5848
5849 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5850 Fix warning due to signed and unsigned comparison on a 32-bit host.
5851
8923b24c
DK		 58522010-01-22 Doug Kwan <dougkwan@google.com>
5853
5854 * arm.cc (Target_arm::do_relax): Record an output section for section
5855 offset adjustment it contains any stub table that has changed.
5856 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5857 offsets in an output section if necessary.
5858 * output.cc (Output_section::Output_section): Initialize
5859 section_offsets_need_adjustments_.
5860 (Output_section::add_input_section_for_script): Renamed to
5861 Output_section::add_simple_input_section.
5862 (Output_section::save_states): Add a comment.
5863 (Output_section::discard_states): New method defintion.
5864 (Output_section::adjust_section_offsets): Same.
5865 * output.h (Output_section::add_input_section_for_script): Renamed to
5866 Output_section::add_simple_input_section.
5867 (Output_section::discard_states): New method declaration.
5868 (Output_section::adjust_section_offsets): Same.
5869 (Output_section::section_offsets_need_adjustment,
5870 Output_section::set_section_offsets_need_adjustment): New method
5871 definitions.
5872 (Output_section::section_offsets_need_adjustment_): New data member.
5873 * script-sections.cc
5874 (Output_section_element_input::set_section_address): Adjust code for
5875 renaming of Output_section::add_input_section_for_script.
5876 (Orphan_output_section::set_section_address): Same.
5877
9b2fd367
DK		 58782010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5879
5880 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5881 Fix_v4bx enum values .
5882 * gold/options.h (General_options): New option definitions.
5883 (General_options::fix_v4bx): New method.
5884 (General_options::Fix_v4bx): New enum.
5885 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5886 (General_options::parse_fix_v4bx_interworking): New method.
5887
80d0d023
DK		 58882010-01-22 Doug Kwan <dougkwan@google.com>
5889
5890 * arm.cc (Arm_exidx_fixup): New class.
5891
af2cdeae
DK		 58922010-01-21 Doug Kwan <dougkwan@google.com>
5893
5894 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5895 classes.
5896 (Arm_exidx_section_offset_map): New type.
5897
993d07c1
DK		 58982010-01-21 Doug Kwan <dougkwan@google.com>
5899
5900 * arm.cc (Arm_exidx_input_section): New class.
5901 (Arm_relobj::exidx_input_section_by_link,
5902 Arm_relobj::exidx_input_section_by_shndx,
5903 Arm_relobj::make_exidx_input_section): New methods.
5904 (read_arm_attributes_section): Remove.
5905 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5906 information about them.
5907 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5908 to here.
5909
5ac169d4
DK		 59102010-01-20 Doug Kwan <dougkwan@google.com>
5911
5912 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5913 Input_section_specifier to Section_id.
5914 (Target_arm::new_arm_input_section: Adjust code for change of key
5915 type.
5916 (Target_arm::find_arm_input_section): Ditto.
5917 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5918 (Section_id): Remove.
5919 (Garbage_collection::Section_id_hash): Remove.
5920 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5921 (Section_id): Remove.
5922 (Icf::Section_id_hash): Remove.
5923 * object.h (Section_id, Const_section_id, Section_id_hash,
5924 Const_section_id_hash): New type definitions.
5925 * output.cc (Output_section::add_relaxed_input_section): Change to
5926 use Const_section_id instead of Input_section_specifier as key type.
5927 (Output_section::add_merge_input_section): Ditto.
5928 (Output_section::build_relaxation_map): Change to use Section_id
5929 instead of Input_section_specifier as key type.
5930 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5931 Ditto.
5932 (Output_section::convert_input_sections_to_relaxed_sections): Change
5933 to use Const_section_id instead of Input_section_specifier as key type.
5934 (Output_section::find_merge_section): Ditto.
5935 (Output_section::find_relaxed_input_section): Ditto.
5936 * output.h (Input_section_specifier): Remove class.
5937 (Output_section::Output_section_data_by_input_section_map): Change
5938 key type to Const_section_id.
5939 (Output_section::Output_relaxed_input_section_by_input_section_map):
5940 Ditto.
5941 (Output_section::Relaxation_map): Change key type to Section_id.
5942
a2162063
ILT		 59432010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5944
5945 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5946 (class Arm_v4bx_stub): New class.
5947 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5948 (Stub_factory::make_arm_v4bx_stub): New method.
5949 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5950 (Stub_table::empty): Handle v4bx stubs.
5951 (Stub_table::add_arm_v4bx_stub): New method.
5952 (Stub_table::find_arm_v4bx_stub): New method.
5953 (Arm_relocate_functions::v4bx): New method.
5954 (Target_arm::fix_v4bx): New method.
5955 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5956 (Stub_table::relocate_stubs): Likewise.
5957 (Stub_table::do_write): Likewise.
5958 (Stub_table::update_data_size_and_addralign): Likewise.
5959 (Stub_table::finalize_stubs): Likewise.
5960 (Target_arm::Scan::local): Likewise.
5961 (Target_arm::Scan::global): Likewise.
5962 (Target_arm::do_finalize_sections): Likewise.
5963 (Target_arm::Relocate::relocate): Likewise.
5964 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5965 Likewise.
5966 (Target_arm::scan_reloc_for_stub): Likewise.
5967 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5968
5696ab0b
ILT		 59692010-01-19 Ian Lance Taylor <iant@google.com>
5970
5971 * output.cc (Output_section_headers::do_sized_write): Write large
5972 segment count to sh_info field.
5973 (Output_file_header::do_sized_write): For large segment count,
5974 write PN_XNUM to e_phnum field.
5975
800d0f56
ILT		 59762010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5977
5978 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5979 (Arm_relocate_functions::thm_jump8): New function.
5980 (Arm_relocate_functions::thm_jump11): New function.
5981 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5982 R_ARM_THM_JUMP11.
5983 (Target_arm::Scan::global): Likewise.
5984 (Target_arm::Relocate::relocate): Likewise.
5985 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5986 Likewise.
5987
41263c05
DK		 59882010-01-14 Doug Kwan <dougkwan@google.com>
5989
5990 * arm.cc (map, utility): Include headers.
5991 (Target_arm::apply_cortex_a8_workaround): New method.
5992 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5993 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5994 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5995 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5996 the --[no-]fix-cortex-a8 command line options.
5997 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5998 (Target_arm::relocate_stub): Use addend in instruction template.
5999 * options.h (DEFINE_bool): Set the user-set flag.
6000 (General_options): Add --[no-]-fix-cortex options.
6001 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6002 : Update fast look-up map after conversion.
41263c05 6003
459e9b03
ST		 60042010-01-14 Sriraman Tallam <tmsriram@google.com>
6005
6006 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6007 in the first pass of do_layout.
6008
b521dfe4
DK		 60092010-01-13 Doug Kwan <dougkwan@google.com>
6010
6011 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6012 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6013 apparent compiler problem of not folding static constant integral
6014 data members of elfcpp::Elf_sizes<32>.
6015
44272192
DK		 60162010-01-13 Doug Kwan <dougkwan@google.com>
6017
6018 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6019 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6020 Arm_relobj::scan_section_for_cortex_a8_erratum,
6021 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6022 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6023 sections to scan for relocation stubs into a new method
6024 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6025 relocation and Cortex-A8 stub scanning.
6026 (Target_arm::do_relax): Force stubs to be after stubbed sections
6027 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6028 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6029 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6030
44b71ece
ILT		 60312010-01-12 Ian Lance Taylor <iant@google.com>
6032
6033 * target-reloc.h (visibility_error): New inline function.
6034 (relocate_section): Call visibility_error.
6035 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6036 (MOSTLYCLEANFILES): Likewise.
6037 (protected_4_pic.o, protected_3.err): New targets.
6038 * testsuite/protected_4.cc: New file.
6039
a120bc7f
DK		 60402010-01-12 Doug Kwan <dougkwan@google.com>
6041
6042 * arm.cc (Cortex_a8_reloc): New class.
6043 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6044 and cortex_a8_relocs_info_.
6045 (Target_arm::fix_cortex_a8): New method definition.
6046 (Target_arm::Cortex_a8_relocs_info): New type.
6047 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6048 New data member declarations.
6049 (Target_arm::scan_reloc_for_stub): Record information about
6050 relocations for THUMB branches that might be exempted from the
6051 Cortex-A8 workaround.
6052 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6053 at the beginning of a relaxation pass.
6054
20138696
DK		 60552010-01-12 Doug Kwan <dougkwan@google.com>
6056
6057 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6058 (Arm_relobj::Mapping_symbol_position,
6059 Arm_reloj::Mapping_symbol_position_less,
6060 Arm_relobj::Mapping_symbols_info): New types.
6061 (Target_arm::is_mapping_symbol_name): New method definition.
6062 (Arm_relobj::do_count_local_symbols): Save information about mapping
6063 symbols.
6064
089d69dc
DK		 60652010-01-11 Doug Kwan <dougkwan@google.com>
6066
6067 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6068 Arm_relocate_functions::thumb32_branch_upper,
6069 Arm_relocate_functions::thumb32_branch_lower,
6070 Arm_relocate_functions::thumb32_cond_branch_offset,
6071 Arm_relocate_functions::thumb32_cond_branch_upper,
6072 Arm_relocate_functions::thumb32_cond_branch_lower,
6073 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6074 branch offset encoding.
6075 (Arm_relocate_functions::thumb_branch_common): Use new branch
6076 offset encoding methods to avoid code duplication.
6077 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6078 (Stub_addend_reader::operator()): Use new branch encoding method
6079 to avoid code duplication.
6080
99e5bff2
DK		 60812010-01-11 Doug Kwan <dougkwan@google.com>
6082
6083 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6084 (Target_arm::do_finalize_sections): Define special EXIDX section
6085 symbols only if referenced.
6086 * gc.h (Garbage_collection::add_reference): New method.
6087 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6088 code duplication.
6089
98e090bd
ILT		 60902010-01-11 Ian Lance Taylor <iant@google.com>
6091
d0a91bd8
ILT		 6092 * script.cc (Version_script_info::build_expression_list_lookup):
6093 Change complaing about duplicate wildcard match from error to
6094 warning.
6095
98e090bd
ILT		 6096 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6097 of 2009-12-30.
6098 (Version_script_info::Version_script_info): Initialize globs_,
6099 default_version_, default_is_global_, and exact_. Don't
6100 initialize globals_ or locals_.
6101 (Version_script_info::build_lookup_tables): Build local symbols
6102 first.
6103 (Version_script_info::unquote): New function.
6104 (Version_script_info::add_exact_match): New function.
6105 (Version_script_info::build_expression_list_lookup): Remove lookup
6106 parameter. Add is_global parameter. Change all callers. Handle
6107 wildcard pattern specially. Unquote pattern. Call
6108 add_exact_match.
6109 (Version_script_info::get_name_to_match): New function.
6110 (Version_script_info::get_symbol_version): New function.
6111 (Version_script_info::get_symbol_version_helper): Remove.
6112 (Version_script_info::check_unmatched_names): Call unquote.
6113 * script.h (class Version_script_info): Change get_symbol_version
6114 to be non-inline and add is_global parameter; change all callers.
6115 Rewrite symbol_is_local. Update declarations. Define struct
6116 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6117 Remove globals_ and locals_ members. Add exact_, globs_,
6118 default_version_, is_global_.
6119 (Version_script_info::Glob): Remove pattern, add expression and
6120 is_global. Update constructor. Change all callers.
6121 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6122 default version.
6123 (Versions::symbol_section_contents): If a symbol is undefined, or
6124 defined in a dynamic object, set the version index to
6125 VER_NDX_LOCAL.
6126 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6127 symbol_is_local.
6128 (Symbol_table::add_from_pluginobj): Likewise.
6129 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6130
d56962d3
DK		 61312010-01-11 Doug Kwan <dougkwan@google.com>
6132
6133 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6134 (incremental_dump_LDADD): Add linking option for libintl.
6135 * Makefile.in: Regenerate.
6136
94e6ee91
L		 61372010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6138
6139 PR gold/11144
6140 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6141 instead of -Ds.
6142 * testsuite/Makefile.in: Regenerated.
6143
e96c574b
DK		 61442010-01-10 Doug Kwan <dougkwan@google.com>
6145
6146 * options.h (DEFINE_var): Use parentheses around argument varname__
6147 in macro body to avoid any unintended subsequent substitutions.
6148
7198066b
ILT		 61492010-01-10 Ian Lance Taylor <iant@google.com>
6150
ba4d53bf
ILT		 6151 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6152 candidates before doing symbol resolution.
6153
7198066b
ILT		 6154 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6155 ODR candidates if only one is weak.
6156
a2beed37
ILT		 61572010-01-08 Ian Lance Taylor <iant@google.com>
6158
6159 * script.cc (Version_script_info::build_expression_list_lookup):
6160 Don't warn about ambiguous version, just record the ambiguity.
6161 (Version_script_info::get_symbol_version_helper): Give error if
6162 version is ambiguous.
6163
2fb7225c
DK		 61642010-01-08 Doug Kwan <dougkwan@google.com>
6165
6166 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6167 prev_data_size_ and prev_addralign_. Remove initializer for
6168 deleted data member has_been_changed_.
6169 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6170 to determine if the table is empty.
6171 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6172 Remove.
6173 (Stub_table::add_reloc_stub): Define method in class definition
6174 instead of just declaring it there.
6175 (Stub_table::add_cortex_a8_stub): New method definition.
6176 (Stub_table::update_data_size_and_addralign): Ditto.
6177 (Stub_table::finalize_stubs): Ditto.
6178 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6179 (Stub_table::do_addralign_): Return address alignment in the
6180 (Stub_table::do_reset_address_and_file_offset): Define method in
6181 class definition instead of declaring it there. Set current data
6182 size to be the data size of the previous pass.
6183 (Stub_table::set_final_data_size): Use current data size as the
6184 final data size.
6185 (Stub_table::relocate_stub): Change parameter type of stub from
6186 Reloc_stub pointer to Stub pointer.
6187 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6188 (Stub_table::Cortex_a8_stub_list): New typedef.
6189 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6190 Stub_table::prev_addralign_): New data member.
6191 (Arm_relobj::Arm_relobj): Initialize data member
6192 section_has_cortex_a8_workaround_.
6193 (Arm_relobj::section_has_cortex_a8_workaround,
6194 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6195 definitions.
6196 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6197 declarations.
6198 (Target_arm::relocate_stub): Change parameter type of stub from
6199 Reloc_stub pointer to Stub pointer.
6200 (Insn_template::size, Insn_template::alignment): Handle
6201 THUMB16_SPECIAL_TYPE.
6202 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6203 Stub_table::update_data_size_and_addralign,
6204 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6205 definitions.
6206 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6207 (Stub_table::do_write): Ditto.
6208 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6209
880cd20d
ILT		 62102010-01-08 Ian Lance Taylor <iant@google.com>
6211
6212 PR 11108
6213 * symtab.h (class Symbol): Remove fields is_target_special_ and
6214 has_plt_offset_. Add field is_defined_in_discarded_section_.
6215 (Symbol::is_defined_in_discarded_section): New function.
6216 (Symbol::set_is_defined_in_discarded_section): New function.
6217 (Symbol::has_plt_offset): Rewrite.
6218 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6219 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6220 Don't initialize is_target_special_ or has_plt_offset_.
6221 Initialize is_defined_in_discarded_section_.
6222 (Symbol_table::add_from_relobj): If appropriate, set
6223 is_defined_in_discarded_section.
6224 * resolve.cc (Symbol::override_base_with_special): Don't test
6225 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6226 * target-reloc.h (relocate_section): Do special handling for
6227 symbols defined in discarded sections for global symbols as well
6228 as local symbols.
6229
2703e3eb
ILT		 62302010-01-08 Ian Lance Taylor <iant@google.com>
6231
6232 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6233 the SHT_SYMTAB case.
6234
339d40a3
ILT		 62352010-01-08 Ian Lance Taylor <iant@google.com>
6236
6237 * object.cc (Sized_relobj::do_layout): Don't get confused if
6238 layout_eh_frame returns NULL.
6239
abecea76
ILT		 62402010-01-08 Ian Lance Taylor <iant@google.com>
6241
6242 PR 11084
6243 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6244 dynamic symbol table, use the normal symbol table.
6245 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6246 symbol table.
6247
6b7dd3f3
ILT		 62482010-01-08 Ian Lance Taylor <iant@google.com>
6249
6250 PR 11072
6251 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6252 sections.
6253
36c50e63
L		 62542010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6255
6256 * version.cc (print_version): Change to "Copyright 2010".
6257
e291e7b9
ILT		 62582010-01-08 Ian Lance Taylor <iant@google.com>
6259
6260 PR 10287
6261 PR 11063
6262 * i386.cc (class Target_i386): Change return type of plt_section
6263 to be non-const.
6264 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6265 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6266 tls_desc_rel_ field.
6267 (Output_data_plt_i386::rel_tls_desc): New function.
6268 (Target_i386::rel_tls_desc_section): New function.
6269 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6270 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6271 R_386_TLS_DESC reloc in rel_tls_desc_section.
6272 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6273 Define struct Tlsdesc_info.
6274 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6275 (Target_x86_64::do_reloc_symbol_index): New function.
6276 (Target_x86_64::add_tlsdesc_info): New function.
6277 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6278 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6279 tlsdesc_rel_ field.
6280 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6281 all callers.
6282 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6283 (Target_x86_64::rela_tlsdesc_section): New function.
6284 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6285 handling.
6286 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6287 (Target_x86_64::do_reloc_addend): New function.
6288 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6289 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6290 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6291 (Output_reloc::type): New function.
6292 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6293 (Output_reloc::is_target_specific): New function.
6294 (Output_reloc::target_arg): New function.
6295 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6296 absolute relocs and target specific relocs.
6297 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6298 add_target_specific.
6299 (class Output_data_reloc) [SHT_RELA]: Likewise.
6300 * output.cc (Output_reloc::Output_reloc): Add four new versions
6301 for absolute relocs and target specific relocs.
6302 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6303 (Output_reloc::get_symbol_index): Likewise.
6304 (Output_reloc::local_section_offset): Check that local_sym_index_
6305 is not TARGET_CODE or 0.
6306 (Output_reloc::symbol_value): Likewise.
6307 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6308 reloc.
6309 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6310 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6311 functions.
6312 * layout.cc (add_target_dynamic_tags): Use output section for
6313 DT_PLTRELSZ and DT_JMPREL.
6314
3a44184e
ILT		 63152010-01-07 Ian Lance Taylor <iant@google.com>
6316
6317 PR 11061
6318 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6319 function.
6320 (class Output_data_reloc_generic): Define.
6321 (class Output_data_reloc_base): Change base class to
6322 Output_data_reloc_generic. Change add() method to call
6323 bump_relative_reloc_count for a relative reloc. Remove
6324 sort_relocs_ field.
6325 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6326 to sort_relocs().
6327 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6328 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6329 appropriate.
6330 * layout.h (class Layout): Update declaration.
6331
ea715a34
ILT		 63322010-01-07 Ian Lance Taylor <iant@google.com>
6333
6334 * output.h (class Output_data): Add const version of
6335 output_section and do_output_section.
6336 (class Output_section_data): Add const version of
6337 do_output_section.
6338 (class Output_section): Likewise.
6339 * layout.cc (Layout::add_target_dynamic_tags): New function.
6340 * layout.h (class Layout): Update declarations.
6341 * arm.cc (Target_arm::do_finalize_sections): Use
6342 add_target_dynamic_tags.
6343 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6344 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6345 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6346 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6347
659948a4
ILT		 63482010-01-07 Ian Lance Taylor <iant@google.com>
6349
6350 PR 11042
6351 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6352 object as needed.
6353
9d3b86f6
ILT		 63542010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6355 Ian Lance Taylor <iant@google.com>
6356
6357 PR 11019
6358 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6359 Xindex::read_symtab_xindex.
6360
bb0d3eb0
DK		 63612010-01-07 Doug Kwan <dougkwan@google.com>
6362
6363 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6364 (Insn_template::thumb16_bcond_insn): New method declaration.
6365 (Insn_template): Fix spelling.
6366 (Stub::thumb16_special): New method declaration.
6367 (Stub::do_write): Define virtual method which was previously pure
6368 virtual.
6369 (Stub::do_thumb16_special): New method declaration.
6370 (Stub::do_fixed_endian_write): New template member.
6371 (Reloc_stub::do_write): Remove.
6372 (Reloc_stub::do_fixed_endian_write): Remove.
6373 (Cortex_a8_stub): New class definition.
6374 (Stub_factory::make_cortex_a8_stub): New method definition.
6375 (Stub_factory::Stub_factory): Add missing static storage class
6376 qualifier for elf32_arm_stub_a8_veneer_blx.
6377
ffeef7df
ILT		 63782010-01-07 Ian Lance Taylor <iant@google.com>
6379
dc3f80fe
ILT		 6380 PR 10980
6381 * options.h (class General_options): Add --warn-unresolved-symbols
6382 and --error-unresolved-symbols.
6383 * errors.cc (Errors::undefined_symbol): Implement
6384 --warn-unresolved-symbols.
6385
ffeef7df
ILT		 6386 * options.h (class General_options): Add -z text and -z textoff.
6387 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6388
f1ec9ded
ST		 63892010-01-06 Sriraman Tallam <tmsriram@google.com>
6390
6391 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6392 (Garbage_collection::cident_sections): New function.
6393 (Garbage_collection::add_cident_section): New function.
6394 (Garbage_collection::cident_sections_): New member.
6395 (gc_process_relocs): Add references to sections whose names are C
6396 identifiers.
6397 * gold.h (cident_section_start_prefix): New constant.
6398 (cident_section_stop_prefix): New constant.
6399 (is_cident): New function.
6400 * layout.cc (Layout::define_section_symbols): Replace string constants
6401 with the newly defined constants.
6402 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6403 C identifiers.
6404 * testsuite/Makefile.am: Add gc_orphan_section_test.
6405 * testsuite/Makefile.in: Regenerate.
6406 * testsuite/gc_orphan_section_test.cc: New file.
6407 * testsuite/gc_orphan_section_test.sh: New file.
6408
6eda8c29
ILT		 64092010-01-06 Ian Lance Taylor <iant@google.com>
6410
b9674e17
ILT		 6411 PR 10980
6412 * options.h (class General_options): Add --warn-shared-textrel.
6413 * layout.cc (Layout::finish_dynamic_section): Implement
6414 --warn-shared-textrel.
6415
6eda8c29
ILT		 6416 PR 10980
6417 * options.h (class General_options): Add --warn-multiple-gp.
6418
32dcd44e
ILT		 64192010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6420
6421 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6422 $(THREADSLIB) and $(LIBDL).
6423 * Makefile.in: Rebuild.
6424
a192ba05
ILT		 64252010-01-06 Ian Lance Taylor <iant@google.com>
6426
6427 PR 10980
6428 * options.cc (General_options::parse_section_start): New function.
6429 (General_options::section_start): New function.
6430 (General_options::General_options): Initialize all members.
6431 * options.h: Include <map>
6432 (class General_options): Add --section-start. Add section_starts_
6433 member.
6434 * layout.cc (Layout::attach_allocated_section_to_segment): If
6435 --section-start was used, set the address of the segment. Remove
6436 local sort_sections.
6437 (Layout::relaxation_loop_body): If the address of the load segment
6438 has been set by --section-start, don't use it.
6439 * output.h (Output_segment::update_flags_for_output_section): New
6440 function.
6441 * output.cc (Output_segment::add_output_section): Call
6442 update_flags_for_output_section.
6443
dde3f402
ILT		 64442010-01-05 Ian Lance Taylor <iant@google.com>
6445
62dfdd4d
ILT		 6446 PR 10980
6447 * options.h (class General_options): Add --undefined-version.
6448 * script.cc (struct Version_expression): Add was_matched_by_symbol
6449 field.
6450 (Version_script_info::matched_symbol): New function.
6451 (Version_script_info::get_symbol_version_helper): Call
6452 matched_symbol.
6453 (Version_script_info::check_unmatched_names): New function.
6454 * script.h (class Version_script_info): Update declarations.
6455 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6456
9c4ae156
ILT		 6457 * options.h (class General_options): Use DEFINE_bool_alias for
6458 allow_multiple_definition.
6459 * resolve.cc (Symbol_table::should_override): Don't test
6460 allow_multiple_definition.
6461
dde3f402
ILT		 6462 PR 10980
6463 * options.h (class General_options): Add --cref.
6464 * main.cc (main): Print cref table if --cref. Don't close mapfile
6465 until after printing cref table.
6466 * cref.cc: Include "symtab.h".
6467 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6468 (Cref_table_compare::operator()): New function.
6469 (Cref_inputs::gather_cref): New function.
6470 (filecol): New static const.
6471 (Cref_inputs::print_cref): New function.
6472 (Cref::print_cref): New function.
6473 * cref.h: Include <cstdio>.
6474 (class Cref): Update declarations.
6475 * mapfile.h (Mapfile::file): New function.
6476 * object.h (class Object): Define Symbols. Declare virtual
6477 do_get_global_symbols.
6478 (Object::get_global_symbols): New function.
6479 * object.cc (Input_objects::add_object): Pass object to cref_ if
6480 --cref.
6481 (Input_objects::archive_start): Likewise.
6482 (Input_objects::archive_stop): Likewise.
6483 (Input_objects::print_cref): New function.
6484 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6485 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6486 --cref.
6487 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6488 function.
6489 * plugin.h (class Sized_pluginobj): Update declarations.
6490
8781f709
ILT		 64912010-01-05 Ian Lance Taylor <iant@google.com>
6492
6493 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6494 to is_default_version. Rename insdef to insdefault.
6495 (Symbol_table::add_from_relobj): Rename def to is_default_version
6496 and local to is_forced_local.
6497 (Symbol_table::add_from_pluginobj): Likewise.
6498 (Symbol_table::add_from_dynobj): Likewise.
6499 (Symbol_table::define_special_symbol): Rename insdef to
6500 insdefault.
6501
fe35d28d
ILT		 65022010-01-04 Ian Lance Taylor <iant@google.com>
6503
30bc8c46
ILT		 6504 PR 10980
6505 * options.h (class General_options): Add
6506 --allow-multiple-definition and -z muldefs.
6507 * resolve.cc (Symbol_table::should_override): Don't warn about a
6508 multiple symbol definition if --allow-multiple-definition or -z
6509 muldefs.
6510
7eaea549
ILT		 6511 PR 10980
6512 * options.h (class General_options): Add --add-needed and
6513 --copy-dt-needed-entries. Tweak --as-needed help entry.
6514 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6515 error if --copy-dt-needed-entries aka --add-needed is used and
6516 would cause a change in behaviour.
6517
fe35d28d
ILT		 6518 PR 10980
6519 * options.h (class General_options): Add -G as a short version of
6520 --shared. Add no-op options -assert, -g, and -i.
6521
55a2bb35
ST		 65222010-01-04 Sriraman Tallam <tmsriram@google.com>
6523
6524 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6525 check for .text or .gnu.linkonce.t sections.
6526 * icf.cc (Icf::find_identical_sections): Ditto.
6527 Change the detection for mangled function name within the section
6528 name.
6529 * icf.h (is_section_foldable_candidate): New function.
6530
719328e1
ILT		 65312009-12-30 Ian Lance Taylor <iant@google.com>
6532
6533 PR 10980
6534 * options.h (class General_options): Permit two dashes with
6535 --retain-symbols-file.
6536
d7bb5745
ILT		 65372009-12-30 Ian Lance Taylor <iant@google.com>
6538
403a15dd
ILT		 6539 PR 10979
6540 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6541 don't put the file header and segment headers in the text
6542 segment.
6543
eda294df
ILT		 6544 PR 10979
6545 * common.cc (Sort_commons::operator()): Stabilize sort when both
6546 entries are NULL.
6547 (Symbol_table::do_allocate_commons_list): When allocating common
6548 symbols, skip a symbol which is no longer common.
6549 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6550 an object before checking its type.
6551 * testsuite/common_test_2.c: New file.
6552 * testsuite/common_test_3.c: New file.
6553 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6554 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6555 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6556 (common_test_2_pic.o, common_test_2.so): New targets.
6557 (common_test_3_pic.o, common_test_3.so): New targets.
6558 * testsuite/Makefile.in: Rebuild.
6559
d7bb5745
ILT		 6560 PR 10979
6561 * script.cc (read_input_script): If we see a new SECTIONS clause,
6562 and we have added an input section, give an error.
6563 * layout.h (class Layout): Add have_added_input_section function.
6564 Add have_added_input_section_ field.
6565 * layout.cc (Layout::Layout): Initialize
6566 have_added_input_section_.
6567 (Layout::layout): Set have_added_input_section_.
6568 (Layout::layout_eh_frame): Likewise.
6569
fc59c572
ILT		 65702009-12-30 Ian Lance Taylor <iant@google.com>
6571
6572 PR 10931
6573 * options.h (class General_options): Add --sort-common option.
6574 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6575 * common.cc (Sort_common): Add sort_order parameter to
6576 constructor. Add sort_order_ field.
6577 (Sort_commons::operator): Check sort_order_.
6578 (Symbol_table::allocate_commons): Determine the sort order.
6579 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6580 Change all callers.
6581 (Symbol_table::do_allocate_commons_list): Likewise.
6582
1c74fab0
ILT		 65832009-12-30 Ian Lance Taylor <iant@google.com>
6584
6585 PR 10916
6586 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6587 symbols from this object, don't change the visibility of an
6588 undefined symbol.
6589 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6590
6affe781
ILT		 65912009-12-30 Ian Lance Taylor <iant@google.com>
6592
6593 PR 10861
6594 * script.h (class Version_script_info): Define Language enum.
6595 Update declarations. Define Glob, Exact, and Lookup types. Add
6596 new fields globals_, locals_, and is_finalized_.
6597 * script.cc: Various formatting fixes.
6598 (class Parser_closure): Change language_stack_ from a vector of
6599 std::string to one of Version_script_info::Language. Adjust all
6600 uses accordingly.
6601 (class Lazy_demangler): Remove.
6602 (struct Version_expression): Change language from std::string to
6603 Version_script_info::Language.
6604 (Version_script_info::Version_script_info): New function.
6605 (Version_script_info::~Version_script_info): Don't call clear.
6606 (Version_script_info::finalize): New function.
6607 (Version_script_info::build_lookup_tables): New function.
6608 (Version_script_info::build_expression_list_lookup): New
6609 function.
6610 (Version_script_info::get_symbol_version_helper): Rewrite to use
6611 lookup tables.
6612 (Version_script_info::print_expression_list): Adjust to use
6613 Version_script_info::Language.
6614 (script_push_lex_into_version_mode): Check that the version script
6615 has not been finalized.
6616 (version_script_push_lang): Change language string to
6617 Version_script_info::Language.
6618 * options.cc (Command_line::version_script): New function.
6619 * options.h (class General_options): Add finalize_dynamic_list
6620 function. Change version_script from declaration to definition.
6621 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6622 * testsuite/version_script.map: Remove duplicate def of foo.
6623 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6624 version_script.map.
6625 * testsuite/Makefile.in: Rebuild.
6626
818bf354
ILT		 66272009-12-30 Ian Lance Taylor <iant@google.com>
6628
6629 PR 10843
6630 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6631 if the input symbol index is 0, make the output symbol index 0.
6632
ebcc8304
ILT		 66332009-12-30 Ian Lance Taylor <iant@google.com>
6634
6635 PR 10670
6636 * options.h (class General_options): Add -x/--discard-all.
6637 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6638 --discard-all. If the local symbol needs a dynamic entry, check
6639 that before handling --discard-locals.
6640
176fe33f
ILT		 66412009-12-30 Ian Lance Taylor <iant@google.com>
6642
bb321bb1
ILT		 6643 PR 10450
6644 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6645 flags to PF_R.
6646 (Output_segment::add_output_section): Don't change the flags if
6647 the type is PT_TLS.
6648
176fe33f
ILT		 6649 PR 10450
6650 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6651 GNU hash table if they need a dynamic value. Otherwise, don't add
6652 them if they are defined in a dynamic object or are forced local.
6653
e8cd95c7
ILT		 66542009-12-29 Ian Lance Taylor <iant@google.com>
6655
1b81fb71
ILT		 6656 PR 10450
6657 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6658 .gnu.hash table for a 32-bit target.
6659
8d6d383d
ILT		 6660 PR 10450
6661 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6662 regular and a dynamic object only needs a dynamic symbol table
6663 entry if it is externally visible.
6664
e785ec03
ILT		 6665 PR 10450
6666 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6667 constructor. Add global_offset_table_ field.
6668 (Target_i386::got_section): Set global_offset_table_.
6669 (Target_i386::do_finalize_sections): Set global_offset_table_
6670 size.
6671 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6672 in constructor. Add global_offset_table_ field.
6673 (Target_x86_64::got_section): Set global_offset_table_.
6674 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6675 size.
6676
1a2dff53
ILT		 6677 * layout.cc (Layout::Layout): Initialize increase_relro_.
6678 (Layout::get_output_section): Add is_relro, is_last_relro, and
6679 is_first_non_relro parameters. Change all callers.
6680 (Layout::choose_output_section): Likewise.
6681 (Layout::add_output_section_data): Likewise.
6682 (Layout::make_output_section): Likewise.
6683 (Layout::set_segment_offsets): Clear increase_relro when using a
6684 linker script.
6685 * layout.h (class Layout): Add increase_relro method. Add
6686 increase_relro_ field. Update declarations.
6687 * output.cc (Output_section::Output_section): Initialize
6688 is_last_relro_ and is_first_non_relro_.
6689 (Output_segment::add_output_section): Group relro sections is
6690 do_sort is true. Handle is_last_relro and is_first_non_relro.
6691 (Output_segment::maximum_alignment): Remove relro handling.
6692 (Output_segment::set_section_addresses): Add increase_relro
6693 parameter. Change all callers. Add initial alignment to align
6694 relro sections on separate page. Remove old relro handling.
6695 (Output_segment::set_section_list_addresses): Remove in_relro
6696 parameter. Change all callers.
6697 (Output_segment::set_offset): Add increase parameter. Change all
6698 callers. Remove old relro handling.
6699 * output.h (class Output_section): Add new methods: is_last_relro,
6700 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6701 Add is_last_relro_ and is_first_non_relro_ fields.
6702 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6703 Create separate .got.plt section. Call increase_relro.
6704 * x86_64.cc (Target_x86_64::got_section): Likewise.
6705 * testsuite/relro_script_test.t: Add .got.plt.
6706
f0ba79e2
ILT		 6707 PR 10450
6708 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6709 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6710 (Layout::finalize): Call set_dynamic_symbol_size.
6711 (Layout::set_dynamic_symbol_size): New function.
6712 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6713 set_dynamic_symbol_size.
6714
e8cd95c7
ILT		 6715 PR 10450
6716 * output.h (class Output_section): Add is_entsize_zero_ field.
6717 * output.cc (Output_section::Output_section): Initialize
6718 is_entsize_zero_.
6719 (Output_section::set_entsize): If two different entsizes are
6720 requested, force it to zero.
6721 (Output_section::add_input_section): Set flags for .debug_str
6722 before updating section flags. Set entsize.
6723 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6724 and SHF_STRING if all input sections have those flags.
6725
3e1b9a8a
RÁE		 67262009-12-29 Rafael Espindola <espindola@google.com>
6727
6728 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6729 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6730 reporting.
3e1b9a8a 6731
3dcad376
ST		 67322009-12-29 Sriraman Tallam <tmsriram@google.com>
6733
6734 * options.cc (General_options::parse_version): Allow -v to exit
6735 without an error if there is nothing to link.
6736
084e2665
ILT		 67372009-12-29 Ian Lance Taylor <iant@google.com>
6738
6739 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6740 using a version of gcc before 4.1.
6741 * configure: Rebuild.
6742
250acde3
CD		 67432009-12-28 Chris Demetriou <cgd@google.com>
6744
6745 * attributes.cc (Output_attributes_section_data::do_write): Use
6746 std::vector::front rather than std::vector::data.
6747
99fff23b
ILT		 67482009-12-28 Ian Lance Taylor <iant@google.com>
6749
6750 * symtab.h (class Symbol_table): Add enum Defined.
6751 * resolve.cc (Symbol_table::should_override): Add defined
6752 parameter. Change all callers. Test whether object is NULL
6753 before calling a method on it.
6754 (Symbol_table::report_resolve_problem): Add defined parameter.
6755 Change all callers.
6756 (Symbol_table::should_override_with_special): Likewise.
6757 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6758 parameter. Change all callers.
6759 (Symbol_table::do_define_in_output_data): Likewise.
6760 (Symbol_table::define_in_output_segment): Likewise.
6761 (Symbol_table::do_define_in_output_segment): Likewise.
6762 (Symbol_table::define_as_constant): Likewise.
6763 (Symbol_table::do_define_as_constant): Likewise.
6764 * script.h (class Symbol_assignment): Add is_defsym parameter to
6765 constructor; change all callers.
6766 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6767 parameter. Change all callers. Add is_defsym_ field.
6768 (class Parser_closure): Add parsing_defsym parameter to
6769 constructor; change all callers. Add parsing_defsym accessor
6770 function. Add parsing_defsym_ field.
6771
556bd683
ILT		 67722009-12-28 Ian Lance Taylor <iant@google.com>
6773
6774 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6775 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6776
1782c879
ILT		 67772009-12-23 Ian Lance Taylor <iant@google.com>
6778
6779 * i386.cc (Target_i386::do_calls_non_split): Recognize
6780 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6781 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6782 -fsplit-stack prologue when using %r11.
1782c879 6783
329ca2b1
ST		 67842009-12-21 Sriraman Tallam <tmsriram@google.com>
6785
6786 * options.cc (General_options::parse_version): Make -v continue and do
6787 the link like GNU ld does.
6788
d675ff46
RÁE		 67892009-12-17 Rafael Avila de Espindola <espindola@google.com>
6790
6791 * Makefile.am (CCFILES): Add timer.cc.
6792 (HFILES): Add timer.h.
6793 * configure.ac: Check for sysconf and times.
6794 * main.cc: include timer.h.
6795 (main): Use Timer instead of get_run_time.
6796 * timer.cc: New.
6797 * timer.h: New.
6798 * workqueue.cc: include timer.h.
6799 (Workqueue::find_and_run_task):
6800 Report user, sys and wall time.
6801 * Makefile.in: Regenerate.
6802 * config.in: Regenerate.
6803 * configure: Regenerate.
6804
d6344fb5
DK		 68052009-12-16 Doug Kwan <dougkwan@google.com>
6806
6807 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6808 sections.
6809 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6810 relaxed input sections.
6811 * output.cc (Output_section::find_relaxed_input_section): Change
6812 return type to Output_relaxed_input_section pointer. Adjust code
6813 for new type of relaxed_input_section_map_.
6814 * output.h (Output_section::find_relaxed_input_section): Change
6815 return type to Output_relaxed_input_section pointer.
6816 (Output_section::Output_relaxed_input_section_by_input_section_map):
6817 New type.
6818 (Output_section::relaxed_input_section_map_): Change type to
6819 Output_section::Output_relaxed_input_section_by_input_section_map.
6820 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6821 input section.
6822
0e0d5469
ILT		 68232009-12-15 Ian Lance Taylor <iant@google.com>
6824
6825 * layout.cc (Layout::create_shstrtab): Only write out after input
6826 sections if we are compressing debug sections.
6827
0649a889
ILT		 68282009-12-15 Ian Lance Taylor <iant@google.com>
6829
6830 * archive.cc (Archive::add_symbols): Only look up a symbol without
6831 a version if there is, in fact, a version.
6832
2ea97941
ILT		 68332009-12-14 Ian Lance Taylor <iant@google.com>
6834
6835 Revert -Wshadow changes, all changes from:
6836 2009-12-11 Doug Kwan <dougkwan@google.com>
6837 2009-12-11 Nick Clifton <nickc@redhat.com>
6838 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6839
b0eec2cc
DK		 68402009-12-11 Doug Kwan <dougkwan@google.com>
6841
6842 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6843 due to -Wshadow.
6844 * attributes.cc (Object_attribute::size): Ditto.
6845 (Attributes_section_data::size): Ditto.
6846 (Attributes_section_data::Attributes_section_data): Ditto.
6847 (Output_attributes_section_data::do_write): Ditto.
6848 * attributes.h (Object_attribute::set_type): Ditto.
6849 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6850
91d6fa6a
NC		 68512009-12-11 Nick Clifton <nickc@redhat.com>
6852
6853 * archive.cc: Fix shadowed variable warnings.
6854 * arm.cc: Likewise.
6855 * compressed_output.cc: Likewise.
6856 * compressed_output.h: Likewise.
6857 * configure: Likewise.
6858 * dwarf_reader.cc: Likewise.
6859 * dynobj.cc: Likewise.
6860 * dynobj.h: Likewise.
6861 * ehframe.cc: Likewise.
6862 * ehframe.h: Likewise.
6863 * errors.cc: Likewise.
6864 * expression.cc: Likewise.
6865 * fileread.cc: Likewise.
6866 * fileread.h: Likewise.
6867 * freebsd.h: Likewise.
6868 * i386.cc: Likewise.
6869 * icf.cc: Likewise.
6870 * incremental.h: Likewise.
6871 * layout.cc: Likewise.
6872 * layout.h: Likewise.
6873 * mapfile.cc: Likewise.
6874 * merge.cc: Likewise.
6875 * merge.h: Likewise.
6876 * object.cc: Likewise.
6877 * object.h: Likewise.
6878 * options.h: Likewise.
6879 * output.cc: Likewise.
6880 * output.h: Likewise.
6881 * parameters.cc: Likewise.
6882 * plugin.cc: Likewise.
6883 * powerpc.cc: Likewise.
6884 * reduced_debug_output.cc: Likewise.
6885 * reduced_debug_output.h: Likewise.
6886 * reloc.cc: Likewise.
6887 * reloc.h: Likewise.
6888 * resolve.cc: Likewise.
6889 * script-sections.cc: Likewise.
6890 * script.cc: Likewise.
6891 * script.h: Likewise.
6892 * sparc.cc: Likewise.
6893 * symtab.cc: Likewise.
6894 * symtab.h: Likewise.
6895 * target-select.cc: Likewise.
6896 * target-select.h: Likewise.
6897 * token.h: Likewise.
6898 * workqueue.cc: Likewise.
6899 * workqueue.h: Likewise.
6900 * x86_64.cc: Likewise.
6901
a0351a69
DK		 69022009-12-10 Doug Kwan <dougkwan@google.com>
6903
6904 * arm.cc (attributes.h): New include.
6905 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6906 (Arm_relobj::~Arm_relobj): Delete object pointed by
6907 attributes_section_data_.
6908 (Arm_relobj::attributes_section_data): New method definition.
6909 (Arm_relobj::attributes_section_data_): New data member declaration.
6910 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6911 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6912 attributes_section_data_.
6913 (Arm_dynobj::attributes_section_data): New method definition.
6914 (Arm_dynobj::attributes_section_data_): New data member declaration.
6915 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6916 initialization value of may_use_blx_ to false.
6917 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6918 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6919 object attributes to compute results instead of hard-coding.
6920 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6921 Target_arm::get_secondary_compatible_arch,
6922 Target_arm::set_secondary_compatible_arch
6923 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6924 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6925 New method declarations.
6926 (Target_arm::get_aeabi_object_attribute): New method definition.
6927 (Target_arm::attributes_section_data_): New data member declaration.
6928 (read_arm_attributes_section): New template definition.
6929 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6930 (Arm_dynobj::do_read_symbols): Ditto.
6931 (Target_arm::do_finalize_sections): Merge attributes sections from
6932 input. Check for BLX use after attributes section merging.
6933 Fix __exidx_start and __exidx_end visibility. Create an
6934 .ARM.attributes section if necessary.
6935 (Target_arm::get_secondary_compatible_arch,
6936 Target_arm::set_secondary_compatible_arch,
6937 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6938 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6939 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6940 New method definitions.
6941
b59befec
ILT		 69422009-12-09 Ian Lance Taylor <iant@google.com>
6943
6944 * plugin.cc (Plugin::load): Don't cast from void* to a function
6945 pointer.
6946
1276bc89
ILT		 69472009-12-09 Ian Lance Taylor <iant@google.com>
6948
6949 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6950 information fields.
6951
2f2de248
L		 69522009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6953
6954 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6955 Replace two_file_shared_1.so with two_file_shared_2.so.
6956 * testsuite/Makefile.in: Regenerated.
6957
4f787271
DK		 69582009-12-08 Doug Kwan <dougkwan@google.com>
6959
6960 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6961 (HFILES): Add attributes.h and int_encoding.h.
6962 * Makefile.in: Regenerate.
6963 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6964 function definitions to int_encoding.cc
6965 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6966 prototypes to int_encoding.h
6967 * reduced_debug_output.cc (int_encoding.h): New include.
6968 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6969 function definitions to int_encoding.cc
6970 (insert_into_vector, read_from_pointer): Move template definitions to
6971 int_encoding.h
6972 * attributes.cc: New file.
6973 * attributes.h: New file.
6974 * int_encoding.cc: New file.
6975 * int_encoding.h: New file.
6976
20b52f1a
RÁE		 69772009-12-07 Rafael Avila de Espindola <espindola@google.com>
6978
6979 PR gold/11055
6980 * incremental-dump.cc (dump_incremental_inputs): New.
6981 (main): Use dump_incremental_inputs.
6982
53d7974c
L		 69832009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6984
6985 PR gold/10893
6986 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6987 checking elfcpp::STT_FUNC.
6988 (Target_i386::Relocate::relocate): Likewise.
6989 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6990
6991 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6992 symbols from shared libraries into normal FUNC symbols.
6993
6994 * symtab.h (Symbol): Add is_func and use it.
6995
05a352e6
DK		 69962009-12-05 Doug Kwan <dougkwan@google.com>
6997
6998 * arm.cc (Target_arm::arm_info): Initialize new fields
6999 attributes_section and attributes_vendor.
7000 * i386.cc (Target_i386::i386_info): Same.
7001 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7002 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7003 fields attributes_section and attributes_vendor.
53d7974c 7004 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7005 * target.h (Target::attributes_section, Target::attributes_vendor,
7006 Target::is_attributes_section, Target::attribute_arg_type,
7007 Target::attributes_order): New method definitions.
7008 (Target::Target_info::attributes_section,
7009 Target::Target_info::attributes_vendor): New fields.
7010 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7011 virtual method definitions.
7012 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7013 attributes_section and attributes_vendor.
7014 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7015
f4e5969c
DK		 70162009-12-05 Doug Kwan <dougkwan@google.com>
7017
7018 * arm.cc: Update comments about interworking and stub generation.
7019 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7020 considered as non-PIC.
7021 (Arm_relocate_functions::base_abs): Fix formatting.
7022 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7023 of function to use GOT entry address instead of offset.
7024 (Target_arm::Scan::global): Issue an error if a symbol would need a
7025 PLT does not get one because it is untyped. Remove code to create
7026 dynamic symbols for relative branches.
7027 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7028 takes unsigned integer instead of boolean.
7029
1abce4a6
L		 70302009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7031
7032 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7033 (two_file_test_LDADD): Likewise.
7034 (common_test_1_LDADD): Likewise.
7035 (exception_test_LDADD) Likewise.
7036 (weak_test_LDADD): Likewise.
7037 (many_sections_test_LDADD): Likewise.
7038 (initpri1_LDADD): Likewise.
7039 (script_test_1_LDADD): Likewise.
7040 (script_test_2_LDADD): Likewise.
7041 (justsyms_LDADD): Likewise.
7042 (binary_test_LDADD): Likewise.
7043 (large_LDADD): Likewise.
7044 * testsuite/Makefile.in: Regenerated.
7045
adcf2816 70462009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7047
adcf2816
L		 7048 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7049 (Symbol_table::override_with_special): Likewise.
7050 (Symbol_table::add_from_object): Likewise.
7051
28e67f5d
RÁE		 70522009-12-04 Rafael Avila de Espindola <espindola@google.com>
7053
7054 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7055 Don't set the data_offset twice.
7056
ae10a101
RÁE		 70572009-12-04 Rafael Avila de Espindola <espindola@google.com>
7058
7059 * testsuite/Makefile.in: Regenerate.
7060
f59f41f3
DK		 70612009-12-03 Doug Kwan <dougkwan@google.com>
7062
7063 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7064 (Target_arm::do_finalize_sections): Add parameter for symbol table
7065 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7066 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7067 parameter for symbol table pointer.
7068 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7069 an additional parameter for a pointer to symbol table.
7070 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7071 parameter for a symbol table pointer.
7072 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7073 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7074 Ditto.
7075 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7076 parameter for a symbol table pointer.
7077
ca55d848
RÁE		 70782009-12-03 Rafael Avila de Espindola <espindola@google.com>
7079
7080 * incremental.cc (Incremental_inputs_header)
7081 (Incremental_inputs_header_write, Incremental_inputs_entry)
7082 (Incremental_inputs_entry_write): Move ...
7083 * incremental.h (Incremental_inputs_header)
7084 (Incremental_inputs_header_write, Incremental_inputs_entry)
7085 (Incremental_inputs_entry_write): here.
7086
3aec4f9c
RÁE		 70872009-12-02 Rafael Avila de Espindola <espindola@google.com>
7088
7089 * incremental.cc (make_sized_incremental_binary): Set the target.
7090 Error if it is incompatible.
7091 * output.h (Output_file): Add filename method.
7092
9c0ae74d
RÁE		 70932009-12-02 Rafael Avila de Espindola <espindola@google.com>
7094
7095 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7096 from the get_* methods.
7097
a45500ae
RÁE		 70982009-12-02 Rafael Avila de Espindola <espindola@google.com>
7099
7100 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7101 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7102 Write 0 for the data_offset of scripts.
7103
325e6408
RÁE		 71042009-12-02 Rafael Avila de Espindola <espindola@google.com>
7105
7106 * testsuite/Makefile.am: Add the incremental_test.sh test.
7107 * testsuite/incremental_test.sh: New.
7108 * testsuite/incremental_test_1.c: New.
7109 * testsuite/incremental_test_2.c: New.
7110
954c3e2e
RÁE		 71112009-12-01 Rafael Avila de Espindola <espindola@google.com>
7112
7113 * incremental-dump.cc (main): Fix typos.
7114
f8086623
RÁE		 71152009-11-27 Rafael Avila de Espindola <espindola@google.com>
7116
7117 PR gold/11025
7118 * incremental-dump.cc (main): Use llu to print 64 bit values.
7119
3b0dd6ac
L		 71202009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7121 H.J. Lu <hongjiu.lu@intel.com>
7122
7123 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7124 $(LIBDL).
7125 (incremental_dump_LDADD): Likewise.
7126 * Makefile.in: Regenerated.
7127
a6d1ef57 71282009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7129
a6d1ef57
DK		 7130 Revert:
7131
7132 2009-11-25 Doug Kwan <dougkwan@google.com>
7133
7134 * arm.cc (Target_arm::Target_arm): Move method definition
7135 outside of class definition. Add code to handle
7136 --target1-rel, --target1-abs and --target2= options.
7137 (Target_arm::get_reloc_reloc_type): Change method to be
7138 non-static and const.
7139 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7140 New data member declaration.
7141 (Target_arm::Scan::local, Target_arm::Scan::global,
7142 Target_arm::Relocate::relocate,
7143 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7144 Adjust call to Target_arm::get_real_reloc_type.
7145 (Target_arm::get_real_reloc_type): Use command line options
7146 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7147 * options.h (--target1-rel, --target1-abs, --target2): New
7148 ARM-only options.
7149
50aeb7d4
DK		 71502009-11-25 Doug Kwan <dougkwan@google.com>
7151
7152 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7153 class definition. Add code to handle --target1-rel, --target1-abs
7154 and --target2= options.
7155 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7156 and const.
7157 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7158 member declaration.
7159 (Target_arm::Scan::local, Target_arm::Scan::global,
7160 Target_arm::Relocate::relocate,
7161 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7162 call to Target_arm::get_real_reloc_type.
7163 (Target_arm::get_real_reloc_type): Use command line options to
7164 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7165 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7166 options.
7167
51938283
DK		 71682009-11-25 Doug Kwan <dougkwan@google.com>
7169
7170 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7171 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7172 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7173 formatting.
7174 (Arm_relocate_functions::thm_call): Replace body with a call to
7175 Arm_relocate_functions::thumb_branch_common.
7176 (Arm_relocate_functions::thm_jump24,
7177 Arm_relocate_functions::thm_xpc22): New method definitions.
7178 (Arm_relocate_functions::thumb_branch_common): New method definition.
7179 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7180 operator.
7181 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7182 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7183
e2b8f3c4
RÁE		 71842009-11-24 Rafael Avila de Espindola <espindola@google.com>
7185
7186 * Makefile.am: Build incremental-dump
7187 * Makefile.in: Regenerate.
7188 * incremental-dump.cc: New.
7189 * incremental.cc (Incremental_inputs_header_data,
7190 Incremental_inputs_entry_data): Move to incremental.h
7191 * incremental.h: (Incremental_inputs_header_data,
7192 Incremental_inputs_entry_data): Move from incremental.cc
7193
bcba9aec
RÁE		 71942009-11-24 Rafael Avila de Espindola <espindola@google.com>
7195
7196 * incremental.cc (Incremental_inputs_header,
7197 Incremental_inputs_header_write, Incremental_inputs_entry,
7198 Incremental_inputs_entry_write): Add a typedef with the data type.
7199
7c3afe08
RÁE		 72002009-11-24 Rafael Avila de Espindola <espindola@google.com>
7201
7202 * incremental.cc (Incremental_inputs_header,
7203 Incremental_inputs_header_write, Incremental_inputs_entry,
7204 Incremental_inputs_entry_write): Update comment about which
7205 type has the filed descriptions.
7206
d204b6e9
DK		 72072009-11-15 Doug Kwan <dougkwan@google.com>
7208
7209 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7210 (Arm_relocate_functions::arm_branch_common): Change method defintion
7211 in class definition to a method declaration and update list of formal
7212 parameters.
7213 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7214 Arm_relocation_functions::jump24): Adjust call to
7215 Arm_relocate_functions::arm_branch_common. Update list of formal
7216 parameters.
7217 (Arm_relocate_functions::xpc25): New method definition.
7218 (Arm_relocate_functions::arm_branch_common): Move method defintion
7219 out from class definition. Use stubs for mode-switching and extending
7220 branch ranges.
7221 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7222 specially. Change code to enable use of stubs in ARM branches.
7223
43d12afe
DK		 72242009-11-10 Doug Kwan <dougkwan@google.com>
7225
7226 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7227 in method declaration.
7228 (Target_arm::relocate_stub): New method declaration.
7229 (Target_arm::default_target): Change to return a pointer instead of
7230 a const reference.
7231 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7232 Target_arm::default_target.
7233 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7234 method definition.
7235 (Target_arm::relocate_section): Adjust view.
7236 (Target_arm::relocate_stub): New method definition.
7237
ac33a407
DK		 72382009-11-10 Doug Kwan <dougkwan@google.com>
7239
7240 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7241 a format warning.
7242 * incremental.cc (open_incremental_binary): Initialized local
7243 variables to avoid warnings.
7244 * object.cc (make_elf_object): Ditto.
7245 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7246 a format warning.
e1df38aa 7247
88ee28e9
L		 7248009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7249
7250 PR gold/10930
7251 * testsuite/plugin_test.c: Include "config.h".
7252
2daedcd6
DK		 72532009-11-09 Doug Kwan <dougkwan@google.com>
7254
7255 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7256 (arm_symbol_value): Remove.
7257 (Arm_relocate_functions::arm_branch_common,
7258 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7259 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7260 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7261 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7262 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7263 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7264 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7265 Arm_relocate_functions::thm_mobw_abs_nc,
7266 Arm_relocate_functions::thm_mov_abs,
7267 Arm_relocate_functions::movw_prel_nc,
7268 Arm_relocate_functions::thm_movt_abs,
7269 Arm_relocate_functions::movt_prel,
7270 Arm_relocate_functions::thm_movw_prel_nc,
7271 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7272 (Target_arm::Relocate::relocate): Only decompose address into two
7273 parts if relocation type uses the thumb-bit and pass the actual
7274 bit instead of a flag indicating that the thumb-bit is used. Adjust
7275 calls to methods in Arm_relocate_functions for this change.
7276
1276bc89 72772009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7278
7279 PR 10925
7280 * reloc.cc: Instantiate
7281 Sized_relobj::initialize_input_to_output_maps and
7282 Sized_relobj:free_input_to_output_maps.
7283
e53ad1b5
ILT		 72842009-11-06 Ian Lance Taylor <iant@google.com>
7285
7286 PR 10876
7287 * defstd.cc (in_segment): Set only_if_ref true for "end".
7288
eb44217c
DK		 72892009-11-06 Doug Kwan <dougkwan@google.com>
7290
7291 * arm.cc (class Reloc_stub): Correct a comment.
7292 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7293 (Target_arm::scan_section_for_stubs): New method declaration.
7294 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7295 Change methods from private to protected.
7296 (Target_arm::do_may_relax): New method definition.
7297 (Target_arm::do_relax, Target_arm::group_sections,
7298 Target_arm::scan_reloc_for_stub,
7299 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7300 (Target_arm::arm_input_section_map_): New data member declaration.
7301 (Target_arm::scan_reloc_for_stub,
7302 Target_arm::scan_reloc_section_for_stubs,
7303 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7304 Target_arm::do_relax): New method definitions.
7305
5d329b7d
ILT		 73062009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7307
7308 * configure.ac: Check for (struct stat)::st_mtim
7309 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7310 * config.in: Regenerate.
7311 * configure: Regenerate.
7312
96a0d71b
ILT		 73132009-11-05 Ian Lance Taylor <iant@google.com>
7314
7315 PR 10910
7316 * output.cc (Output_segment::add_output_section): Add missing
7317 return statement.
7318
594c8e5e
ILT		 73192009-11-04 Ian Lance Taylor <iant@google.com>
7320
7321 PR 10880
7322 * object.h (class Object): Add is_needed and set_is_needed
7323 methods. Add is_needed_ field. Make bool fields into bitfields.
7324 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7325 defined in a dynamic object and referenced by a regular object,
7326 set is_needed for the dynamic object.
7327 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7328 if the file is marked with as_needed and it is not needed.
7329
22b127cc
ILT		 73302009-11-04 Ian Lance Taylor <iant@google.com>
7331
7332 PR 10887
7333 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7334 tags if data is discarded by linker script.
7335 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7336 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7337 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7338 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7339
f5c870d2
ILT		 73402009-11-04 Ian Lance Taylor <iant@google.com>
7341
7342 * layout.cc (Layout::get_output_section): Add is_interp and
7343 is_dynamic_linker_section parameters. Change all callers.
7344 (Layout::choose_output_section): Likewise.
7345 (Layout::make_output_section): Likewise.
7346 (Layout::add_output_section_data): Add is_dynamic_linker_section
7347 parameter. Change all callers.
7348 * layout.h (class Layout): Update declarations.
7349 * output.h (class Output_section): Add is_interp, set_is_interp,
7350 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7351 Add is_interp_, is_dynamic_linker_section_ fields. Change
7352 generate_code_fills_at_write_ to a bitfield.
7353 * output.cc (Output_section::Output_sections): Initialize new
7354 fields.
7355 (Output_segment::add_output_section): Add do_sort parameter.
7356 Change all callers.
7357
1ae4d23b
ILT		 73582009-11-03 Ian Lance Taylor <iant@google.com>
7359
7360 PR 10860
7361 * options.h (class General_options): Add --warn-common.
7362 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7363 merging two common symbols.
7364 (Symbol_table::should_override): Handle --warn-common when merging
7365 a common symbol with a defined symbol. Use report_resolve_problem
7366 for multiple definitions.
7367 (Symbol_table::report_resolve_problem): New function.
7368 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7369
55da9579
DK		 73702009-11-03 Doug Kwan <dougkwan@google.com>
7371
7372 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7373 stub_factory_.
7374 (Target_arm::stub_factory): New method definition.
7375 (Target_arm::new_arm_input_section,
7376 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7377 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7378 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7379 New type definitions.
7380 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7381 member declarations.
7382 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7383 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7384 New method definitions.
7385
37a9ac43
ILT		 73862009-11-03 Ian Lance Taylor <iant@google.com>
7387
7388 * options.h (class General_options): Add --warn_constructors.
7389
b3d6a3d4
ILT		 73902009-11-03 Ian Lance Taylor <iant@google.com>
7391
7392 PR 10893
7393 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7394 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7395
934b01dd
ILT		 73962009-11-03 Ian Lance Taylor <iant@google.com>
7397
7398 PR 10895
7399 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7400 --msgid-bugs-address.
7401 (install-pdf): New target.
7402 (install-data_yes): Look up one directory to find mkinstalldirs.
7403
03c1939b
L		 74042009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7405
7406 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7407 tree.
7408
ebd95253
DK		 74092009-10-30 Doug Kwan <dougkwan@google.com>
7410
7411 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7412
e9bbb538
DK		 74132009-10-30 Doug Kwan <dougkwan@google.com>
7414
7415 * arm.cc (Stub_addend_reader): New struct template definition
7416 and partial specializations.
7417 (Stub_addend_reader::operator()): New method definition for a
7418 partially specialized template.
7419
d5b40221
DK		 74202009-10-30 Doug Kwan <dougkwan@google.com>
7421
7422 * arm.cc (Arm_relobj::processor_specific_flags): New method
7423 definition.
7424 (Arm_relobj::do_read_symbols): New method declaration.
7425 (Arm_relobj::processor_specific_flags_): New data member declaration.
7426 (Arm_dynobj): New class definition.
7427 (Target_arm::do_finalize_sections): Add input_objects parameter.
7428 (Target_arm::do_adjust_elf_header): New method declaration.
7429 (Target_arm::are_eabi_versions_compatible,
7430 (Target_arm::merge_processor_specific_flags): New method declaration.
7431 (Target_arm::do_make_elf_object): New overloaded method definitions
7432 and declaration.
7433 (Arm_relobj::do_read_symbols): New method definition.
7434 (Arm_dynobj::do_read_symbols): Ditto.
7435 (Target_arm::do_finalize_sections): Add input_objects parameters.
7436 Merge processor-specific flags from all input objects.
7437 (Target_arm::are_eabi_versions_compatible,
7438 Target_arm::merge_processor_specific_flags,
7439 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7440 New method definitions.
7441 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7442 Input_objects pointer type parameter.
7443 * layout.cc (Layout::finalize): Pass input objects to target's.
7444 finalize_sections function.
7445 * output.cc (Output_file_header::do_sized_write): Set ELF file
7446 header's processor-specific flags.
7447 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7448 Input_objects pointer type parameter.
7449 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7450 * target.h (Input_objects): New forward class declaration.
7451 (Target::processor_specific_flags,
7452 Target::are_processor_specific_flags_sect): New method definitions.
7453 (Target::finalize_sections): Add input_objects parameter.
7454 (Target::Target): Initialize processor_specific_flags_ and
7455 are_processor_specific_flags_set_.
7456 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7457 parameter.
7458 (Target::set_processor_specific_flags): New method definition.
7459 (Target::processor_specific_flags_,
7460 Target::are_processor_specific_flags_set_): New data member
7461 declarations.
7462 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7463 Input_objects pointer type parameter.
7464
ebabffbd
DK		 74652009-10-30 Doug Kwan <dougkwan@google.com>
7466
7467 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7468
ad0f2072
ILT		 74692009-10-28 Ian Lance Taylor <iant@google.com>
7470
7471 * object.h (class Relobj): Drop options parameter from
7472 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7473 do_scan_relocs, do_relocate. Change all callers.
7474 (class Sized_relobj): Drop options parameters from
7475 do_gc_process_relocs, do_scan_relocs, do_relocate,
7476 do_relocate_sections, relocate_sections, emit_relocs_scan,
7477 emit_relocs_scan_reltype. Change all callers.
7478 (struct Relocate_info): Remove options field and all references to
7479 it.
7480 * reloc.h (class Read_relocs): Remove options constructor
7481 parameter and options_ field. Change all callers.
7482 (class Gc_process_relocs, class Scan_relocs): Likewise.
7483 (class Relocate_task): Likewise.
7484 * target-reloc.h (scan_relocs): Remove options parameter. Change
7485 all callers.
7486 (scan_relocatable_relocs): Likewise.
7487 * target.h (class Sized_target): Remove options parameter from
7488 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7489 all callers.
7490 * gc.h (gc_process_relocs): Remove options parameter. Change all
7491 callers.
7492 * arm.cc: Update functions to remove options parameters.
7493 * i386.cc: Likewise.
7494 * powerpc.cc: Likewise.
7495 * sparc.cc: Likewise.
7496 * x86_64.cc: Likewise.
7497 * testsuite/testfile.cc: Likewise.
7498
8ffa3667
DK		 74992009-10-28 Doug Kwan <dougkwan@google.com>
7500
7501 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7502 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7503 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7504 New method definitions.
7505
40f36857
CC		 75062009-10-28 Cary Coutant <ccoutant@google.com>
7507
7508 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7509 (Plugin::cleanup_done_): New member.
7510 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7511 (Plugin_manager::cleanup_done_): Remove.
7512 (Plugin_manager::add_input_file): Edit error message.
7513 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7514 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7515
2c849493
ILT		 75162009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7517
7518 * fileread.cc: (File_read::View::~View): Use the new
7519 data_ownership_ filed.
7520 (File_read::~File_read): Dispose the new whole_file_view_.
7521 (File_read::open): Mmap the whole file if needed.
7522 (File_read::open): Use whole_file_view_ instead of contents_.
7523 (File_read::find_view): Use whole_file_view_ if applicable.
7524 (File_read::do_read): Use whole_file_view_ instead of contents_.
7525 (File_read::make_view): Use whole_file_view_ instead of contents_,
7526 update File_read::View::View call.
7527 (File_read::find_or_make_view): Update File_read::View::View
7528 call.
7529 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7530 remove contents_
7531 (File_read::View::Data_ownership): New enum.
7532 (File_read::View::View): Replace bool mapped_ with Data_ownership
7533 argument.
7534 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7535 (File_read::View::data_ownership_): New field.
7536 (File_read::contents_): Remove (replaced by whole_file_view_).
7537 (File_read::whole_file_view_): New field.
7538 * options.h (class General_options): Add --keep-files-mapped.
7539
24998053
CC		 75402009-10-27 Cary Coutant <ccoutant@google.com>
7541
7542 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7543 * testsuite/Makefile.am (plugin_test_5): New test case.
7544 * testsuite/Makefile.in: Regenerate.
7545
72adc4fa
DK		 75462009-10-25 Doug Kwan <dougkwan@google.com>
7547
7548 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7549 from private to protected to allow access by child class.
7550 (Sized_relobj::do_relocate_sections): New method declaration.
7551 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7552 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7553 Sized_relobj::relocate_sections. Instantiate template explicitly
7554 for different target sizes and endianity.
7555
07f508a2
DK		 75562009-10-24 Doug Kwan <dougkwan@google.com>
7557
7558 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7559 (Arm_input_section::as_arm_input_section): New method.
7560 (Arm_output_section): New class definition.
7561 (Arm_output_section::create_stub_group,
7562 Arm_output_section::group_sections): New method definitions.
7563
10ad9fe5
DK		 75642009-10-22 Doug Kwan <dougkwan@google.com>
7565
7566 * arm.cc (Arm_input_section): New class definition.
7567 (Arm_input_section::init, Arm_input_section:do_write,
7568 Arm_input_section::set_final_data_size,
7569 Arm_input_section::do_reset_address_and_file_offset): New method
7570 definitions.
7571
56ee5e00
DK		 75722009-10-21 Doug Kwan <dougkwan@google.com>
7573
7574 * arm.cc (Stub_table, Arm_input_section): New forward class
7575 declarations.
7576 (Stub_table): New class defintion.
7577 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7578 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7579 New method definition.
7580
b569affa
DK		 75812009-10-21 Doug Kwan <dougkwan@google.com>
7582
7583 * arm.cc: Update copyright comments.
7584 (Target_arm): New forward class template declaration.
7585 (Arm_address): New type.
7586 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7587 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7588 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7589 constants.
7590 (Insn_template): Same.
7591 (DEF_STUBS): New macro.
7592 (Stub_type): New enum type.
7593 (Stub_template): New class definition.
7594 (Stub): Same.
7595 (Reloc_stub): Same.
7596 (Stub_factory): Same.
7597 (Target_arm::Target_arm): Initialize may_use_blx_ and
7598 should_force_pic_veneer_.
7599 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7600 Target_arm::should_force_pic_veneer,
7601 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7602 Target_arm::using_thumb_only, Target_arm:;default_target): New
7603 method defintions.
7604 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7605 New data member declarations.
7606 (Insn_template::size, Insn_template::alignment): New method defintions.
7607 (Stub_template::Stub_template): New method definition.
7608 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7609 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7610 (Stub_factory::Stub_factory): New method definition.
7611 * gold.h (string_hash): New template.
7612 * output.h (Input_section_specifier::hash_value): Use
7613 gold::string_hash.
7614 (Input_section_specifier::string_hash): Remove.
7615 * stringpool.cc (Stringpool_template::string_hash): Use
7616 gold::string_hash.
7617
6c172549
DK		 76182009-10-20 Doug Kwan <dougkwan@google.com>
7619
7620 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7621 symbols of relaxed input sections.
7622 * output.h (Output_section::find_relaxed_input_section): Make
7623 method public.
7624
c5617f2f
DK		 76252009-10-16 Doug Kwan <dougkwan@google.com>
7626
7627 * dynobj.cc (Versions::Versions): Initialize version_script_.
7628 Only insert base version symbol definition for a shared object
7629 if version script defines any version versions.
7630 (Versions::define_base_version): New method definition.
7631 (Versions::add_def): Check that base version is not needed.
7632 (Versions::add_need): Define base version lazily.
7633 * dynobj.h (Versions::define_base_version): New method declaration.
7634 (Versions::needs_base_version_): New data member declaration.
7635 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7636 (check_DATA): Add no_version_test.stdout.
7637 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7638 New make rules.
7639 * testsuite/Makefile.in: Regenerate.
7640 * testsuite/no_version_test.c: New file.
7641 * testsuite/no_version_test.sh: Ditto.
7642
3c12dcdb
DK		 76432009-10-16 Doug Kwan <dougkwan@google.com>
7644
7645 * expression.cc (class Segment_start_expression): New class definition.
7646 (Segment_start_expression::value): New method definition.
7647 (script_exp_function_segment_start): Return a new
7648 Segment_start_expression.
7649 * gold/script-c.h (script_saw_segment_start_expression): New function
7650 prototype.
7651 * script-sections.cc (Script_sections::Script_sections): Initialize
7652 SAW_SEGMENT_START_EXPRESSION_ to false.
7653 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7654 and -Tbbs options to specify section addresses if given in
7655 command line and no SEGMENT_START expression is seen in a script.
7656 * script-sections.h (Script_sections::saw_segment_start_expression,
7657 Script_sections::set_saw_segment_start_expression): New method
7658 definition.
7659 (Script_sections::saw_segment_start_expression_): New data member
7660 declaration.
7661 * script.cc (script_saw_segment_start_expression): New function.
7662 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7663 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7664 script_test_7.sh and script_test_8.sh.
7665 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7666 script_test_8.stdout.
7667 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7668 (script_test_6, script_test_6.stdout, script_test_7,
7669 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7670 * Makefile.in: Regenerate.
7671 * testsuite/script_test_6.sh: New file.
7672 * testsuite/script_test_6.t: Same.
7673 * testsuite/script_test_7.sh: Same.
7674 * testsuite/script_test_7.t: Same.
7675 * testsuite/script_test_8.sh: Same.
7676
64b1ae37
DK		 76772009-10-16 Doug Kwan <dougkwan@google.com>
7678
7679 * output.cc (Output_segment::set_section_list_address): Cast
7680 expressions to unsigned long long type to avoid format warnings.
7681
661be1e2
ILT		 76822009-10-15 Ian Lance Taylor <iant@google.com>
7683
12edd763 7684 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7685 dot assignment to script_sections_.
12edd763
ILT		 7686 * script-sections.cc (Script_sections::add_dot_assignment):
7687 Initialize if necessary.
7688
68b6574b
ILT		 7689 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7690 program headers with no load segment if there is a linker script.
7691
661be1e2
ILT		 7692 * layout.cc (Layout::set_segment_offsets): Align the file offset
7693 to the segment aligment for -N or -n with no load segment.
7694 * output.cc (Output_segment::add_output_section): Don't crash if
7695 the first section is a TLS section.
7696 (Output_segment::set_section_list_addresses): Print an error
7697 message if the address moves backward in a linker script.
7698 * script-sections.cc
7699 (Output_section_element_input::set_section_addresses): Don't
7700 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7701 (Orphan_output_section::set_section_addresses): Likewise.
7702
f15f61a7
DK		 77032009-10-15 Doug Kwan <dougkwan@google.com>
7704
7705 * layout.cc (Layout::finish_dynamic_section): Generate tags
7706 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7707 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7708 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7709
82bb573a
ILT		 77102009-10-14 Ian Lance Taylor <iant@google.com>
7711
7712 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7713 fields.
7714 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7715 data_shdr fields of relinfo.
7716 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7717 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7718 R_386_TLS_LDO_32, adjust based on section flags.
7719 (Target_i386::Relocate::fix_up_ldo): Remove.
7720
374ad285
ILT		 77212009-10-13 Ian Lance Taylor <iant@google.com>
7722
7723 Add support for -pie.
7724 * options.h (class General_options): Add -pie and
7725 --pic-executable.
7726 (General_options::output_is_position_independent): Test -pie.
7727 (General_options::output_is_executable): Return true if not shared
7728 and not relocatable.
7729 (General_options::output_is_pie): Remove.
7730 * options.cc (General_options::finalize): Reject incompatible uses
7731 of -pie.
7732 * gold.cc (queue_middle_tasks): A -pie link is not static.
7733 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7734 * symtab.cc (Symbol::final_value_is_known): Return false if
7735 output_is_position_independent.
7736 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7737 output_is_position_independent.
7738 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7739 output_is_position_independent.
7740 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7741 output_is_position_independent.
7742 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7743 two_file_pie_test.
7744 (basic_pie_test.o, basic_pie_test): New targets.
7745 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7746 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7747 (two_file_pie_test): New target.
7748 * testsuite/Makefile.in: Rebuild.
7749 * README: Remove note saying that -pie is not supported.
7750
c6585162
ILT		 77512009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7752
7753 * options.h (class General_options): Add -init and -fini.
7754 * layout.cc (Layout::finish_dynamic_section): Emit
7755 given init and fini functions.
7756
032ce4e9
ST		 77572009-10-13 Sriraman Tallam <tmsriram@google.com>
7758
7759 * gc.h (gc_process_relocs): Check if icf is enabled using new
7760 function.
7761 * gold.cc (queue_initial_tasks): Likewise.
7762 (queue_middle_tasks): Likewise.
7763 * object.cc (do_layout): Likewise.
7764 * symtab.cc (is_section_folded): Likewise.
7765 * main.cc (main): Likewise.
7766 * reloc.cc (Read_relocs::run): Likewise.
7767 (Sized_relobj::do_scan_relocs): Likewise.
7768 * icf.cc (is_function_ctor_or_dtor): New function.
7769 (Icf::find_identical_sections): Check if function is ctor or dtor when
7770 safe icf is chosen.
7771 * options.h (General_options::icf): Change option to be an enum.
7772 (Icf_status): New enum.
7773 (icf_enabled): New method.
7774 (icf_safe_folding): New method.
7775 (set_icf_status): New method.
7776 (icf_status_): New variable.
7777 * (options.cc) (General_options::finalize): Set icf_status_.
7778 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7779 icf_test and icf_keep_unique_test to use the --icf enum flag.
7780 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7781 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7782
f345227a
ST		 77832009-10-12 Sriraman Tallam <tmsriram@google.com>
7784
7785 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7786 includes to gc.h and icf.h.
7787 * arm.cc: Include gc.h.
7788 * gold.cc: Likewise.
7789 * i386.cc: Likewise.
7790 * powerpc.cc: Likewise.
7791 * sparc.cc: Likewise.
7792 * x86_64.cc: Likewise.
7793 * gc.h: Include icf.h.
7794
1c7814ed
ILT		 77952009-10-11 Ian Lance Taylor <iant@google.com>
7796
7797 * plugin.cc: Include "gold.h" before other header files.
7798
ae3b5189
CD		 77992009-10-10 Chris Demetriou <cgd@google.com>
7800
7801 * options.h (Input_file_argument::Input_file_type): New enum.
7802 (Input_file_argument::is_lib_): Replace with...
7803 (Input_file_argument::type_): New member.
7804 (Input_file_argument::Input_file_argument): Take Input_file_type
7805 'type' rather than boolean 'is_lib' as second argument.
7806 (Input_file_argument::is_lib): Use type_.
7807 (Input_file_argument::is_searched_file): New function.
7808 (Input_file_argument::may_need_search): Handle is_searched_file.
7809 * options.cc (General_options::parse_library): Support -l:filename.
7810 (General_options::parse_just_symbols): Update for Input_file_argument
7811 changes.
7812 (Command_line::process): Likewise.
7813 * archive.cc (Archive::get_file_and_offset): Likewise.
7814 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7815 * script.cc (read_script_file, script_add_file): Likewise.
7816 * fileread.cc (Input_file::Input_file): Likewise.
7817 (Input_file::will_search_for): Handle is_searched_file.
7818 (Input_file::open): Likewise.
7819 * readsyms.cc (Read_symbols::get_name): Likewise.
7820 * testsuite/Makefile.am (searched_file_test): New test.
7821 * testsuite/Makefile.in: Regenerate.
7822 * testsuite/searched_file_test.cc: New file.
7823 * testsuite/searched_file_test_lib.cc: New file.
7824
f3048a1d
ILT		 78252009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7826 Ian Lance Taylor <iant@google.com>
7827
7828 * descriptor.cc: Include <cstdio> and "binary-io.h".
7829 (Descriptors::open): Open the files in binary mode always.
7830 * script.cc (Lex::get_token): Treat \r as whitespace.
7831
d4780e57
ILT		 78322009-10-09 Ian Lance Taylor <iant@google.com>
7833
7834 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7835
d9a893b8
ILT		 78362009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7837 Ian Lance Taylor <iant@google.com>
7838
7839 * configure.ac: Check for readv function also.
7840 * fileread.cc (readv): Define if not HAVE_READV.
7841 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7842 does not exist.
7843 * config.in: Regenerate.
7844 * configure: Regenerate.
7845
c0a62865
DK		 78462009-10-09 Doug Kwan <dougkwan@google.com>
7847
7848 * layout.cc (Layout::make_output_section): Call target hook to make
7849 ordinary output section.
7850 (Layout::finalize): Adjust parameter list of call the
7851 Target::may_relax().
7852 * layout.h (class Layout::section_list): New method.
7853 * merge.h (Output_merge_base::entsize): Change visibility to public.
7854 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7855 New methods.
7856 (Output_merge_string::do_is_string): New method.
7857 * object.cc (Sized_relobj::do_setup): renamed from
7858 Sized_relobj::set_up.
7859 * object.h (Sized_relobj::adjust_shndx,
7860 Sized_relobj::initializ_input_to_output_maps,
7861 Sized_relobj::free_input_to_output_maps): Change visibilities to
7862 protected.
7863 (Sized_relobj::setup): Virtualize.
7864 (Sized_relobj::do_setup): New method declaration.
7865 (Sized_relobj::invalidate_section_offset,
7866 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7867 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7868 * options.cc (parse_int): New function.
7869 * options.h (parse_int): New declaration.
7870 (DEFINE_int): New macro.
7871 (stub_group_size): New option.
7872 * output.cc (Output_section::Output_section): Initialize memebers
7873 merge_section_map_, merge_section_by_properties_map_,
7874 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7875 (Output_section::add_input_section): Handled deferred code-fill
7876 generation and remove an old comment.
7877 (Output_section::add_relaxed_input_section): New method definition.
7878 (Output_section::add_merge_input_section): Use merge section by
7879 properties map to speed to search. Update merge section maps
7880 as appropriate.
7881 (Output_section::build_relaxation_map): New method definition.
7882 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7883 Same.
7884 (Output_section::relax_input_section): Renamed to
7885 Output_section::convert_input_sections_to_relaxed_sections and change
7886 interface to take a vector of pointers to relaxed sections.
7887 (Output_section::find_merge_section,
7888 Output_section::find_relaxed_input_section): New method definitions.
7889 (Output_section::is_input_address_mapped,
7890 Output_section::output_offset, Output_section::output_address):
7891 Use output section data maps to speed up searching.
7892 (Output_section::find_starting_output_address): Add comments.
7893 (Output_section::do_write,
7894 Output_section::write_to_postprocessing_buffer): Do code-fill
7895 generation as appropriate.
7896 (Output_section::get_input_sections): Invalidate relaxed input section
7897 map.
7898 (Output_section::restore_states): Adjust type of checkpoint .
7899 Invalidate relaxed input section map.
7900 * output.h (Output_merge_base): New class declaration.
7901 (Input_section_specifier): New class defintion.
7902 (class Output_relaxed_input_section) Change base class to
7903 Output_section_data_build.
7904 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7905 base class initializer.
7906 (Output_section::add_relaxed_input_section): New method declaration.
7907 (Output_section::Input_section): Change visibility to protected.
7908 (Output_section::Input_section::relobj,
7909 Output_section::Input_section::shndx): Handle relaxed input sections.
7910 Output_section::input_sections) Change visibility to protected. Also
7911 define overload to return a non-const pointer.
7912 (Output_section::Merge_section_properties): New class defintion.
7913 (Output_section::Merge_section_by_properties_map,
7914 Output_section::Output_section_data_by_input_section_map,
7915 Output_section::Relaxation_map): New types.
7916 (Output_section::relax_input_section): Rename method to
7917 Output_section::convert_input_sections_to_relaxed_sections and change
7918 interface to take a vector of relaxed section pointers.
7919 (Output_section::find_merge_section,
7920 Output_section::find_relaxed_input_section,
7921 Output_section::build_relaxation_map,
7922 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7923 New method declarations.
7924 (Output_section::merge_section_map_
7925 Output_section::merge_section_by_properties_map_,
7926 Output_section::relaxed_input_section_map_,
7927 Output_section::is_relaxed_input_section_map_valid_,
7928 Output_section::generate_code_fills_at_write_): New data members.
7929 * script-sections.cc
7930 (Output_section_element_input::set_section_addresses): Call
7931 current_data_size and addralign methods of relaxed input sections.
7932 (Orphan_output_section::set_section_addresses): Call current_data_size
7933 and addralign methods of relaxed input sections.
7934 * symtab.cc (Symbol_table::compute_final_value): Extract template
7935 from the body of Symbol_table::sized_finalize_symbol.
7936 (Symbol_table::sized_finalized_symbol): Call
7937 Symbol_table::compute_final_value.
7938 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7939 (Symbol_table::compute_final_value): New templated method declaration.
7940 * target.cc (Target::do_make_output_section): New method defintion.
7941 * target.h (Target::make_output_section): New method declaration.
7942 (Target::relax): Add more parameters for input objects, symbol table
7943 and layout. Adjust call to do_relax.
7944 (Target::do_make_output_section): New method declaration.
7945 (Target::do_relax): Add parameters for input objects, symbol table
7946 and layout.
7947
d446d6c4
ILT		 79482009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7949
7950 * pread.c: Include stdio.h.
7951
bc06c745
ILT		 79522009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7953
7954 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7955 defined.
7956
75aea3d0
ILT		 79572009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7958
7959 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7960 Change read_shndx type to unsigned int.
7961 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7962 int.
7963 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7964 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7965 Change read_shndx type to unsigned int.
7966 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7967 int.
7968 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7969 * layout.cc (Layout::create_symtab_sections): Cast the result of
7970 local_symcount * symsize to off_t in the gold_assert.
7971
be8fcb75
ILT		 79722009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7973
7974 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7975 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7976 R_ARM_BASE_ABS.
7977 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7978 (Arm_relocate_functions::thm_abs5): New function.
7979 (Arm_relocate_functions::abs12): New function.
7980 (Arm_relocate_functions::abs16): New function.
7981 (Arm_relocate_functions::base_abs): New function.
7982 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7983 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7984 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7985 R_ARM_BASE_ABS.
7986 (Scan::global): Likewise.
7987 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7988 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7989 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7990 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7991 R_ARM_BASE_ABS.
7992
c2a122b6
ILT		 79932009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7994
7995 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7996 (Arm_relocate_functions::movt_prel): New function.
7997 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7998 (Arm_relocate_functions::thm_movt_prel): New function.
7999 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8000 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8001 (Scan::global, Relocate::relocate): Likewise.
8002 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8003
c4aa1e2d
ILT		 80042009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8005
8006 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8007 Incremental_checker.
8008 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8009 unsigned int.
8010 (class Incremental_inputs_header): New class.
8011 (Incremental_inputs_header_writer): Edit comment.
8012 (Incremental_inputs_entry): New class.
8013 (Incremental_inputs_entry_writer): Edit comment.
8014 (Sized_incremental_binary::do_find_incremental_inputs_section):
8015 Add *strtab_shndx parameter, fill it.
8016 (Sized_incremental_binary::do_check_inputs): New method.
8017 (Incremental_checker::can_incrementally_link_output_file): Use
8018 Sized_incremental_binary::check_inputs.
8019 (Incremental_inputs::report_command_line): Save command line in
8020 command_line_.
8021 * incremental.h:
8022 (Incremental_binary::find_incremental_inputs_section): New
8023 method.
8024 (Incremental_binary::do_find_incremental_inputs_section): Add
8025 strtab_shndx parameter.
8026 (Incremental_binary::do_check_inputs): New pure virtual method.
8027 (Sized_incremental_binary::do_check_inputs): Declare.
8028 (Incremental_checker::Incremental_checker): Add incremental_inputs
8029 parameter, use it to initialize incremental_inputs_.
8030 (Incremental_checker::incremental_inputs_): New field.
8031 (Incremental_checker::command_line): New method.
8032 (Incremental_checker::inputs): New method.
8033 (Incremental_checker::command_line_): New field.
8034
c549a694
ILT		 80352009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8036
8037 * incremental.cc: Include <cstdarg> and "target-select.h".
8038 (vexplain_no_incremental): New function.
8039 (explain_no_incremental): New function.
8040 (Incremental_binary::error): New method.
8041 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8042 method.
8043 (make_sized_incremental_binary): New function.
8044 (open_incremental_binary): New function.
8045 (can_incrementally_link_file): Add checks if output is ELF and has
8046 inputs section.
8047 * incremental.h: Include "elfcpp_file.h" and "output.h".
8048 (Incremental_binary): New class.
8049 (Sized_incremental_binary): New class.
8050 (open_incremental_binary): Declare.
8051 * object.cc (is_elf_object): Use
8052 elfcpp::Elf_recognizer::is_elf_file.
8053 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8054 * output.h (Output_file::filesize): New method.
8055
fd3c5f0b
ILT		 80562009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8057
8058 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8059 New function.
8060 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8061 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8062 function.
8063 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8064 function.
8065 (Arm_relocate_functions::movw_abs_nc): New function.
8066 (Arm_relocate_functions::movt_abs): New function.
8067 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8068 (Arm_relocate_functions::thm_movt_abs): New function.
8069 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8070 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8071 (Scan::global): Likewise.
8072 (Relocate::relocate): Likewise.
8073 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8074
7f5309a5
ILT		 80752009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8076
8077 * arm.cc (Arm_relocate_functions::got_prel) New function.
8078 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8079 (Relocate::relocate): Likewise.
8080 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8081
364c7fa5
ILT		 80822009-10-06 Ian Lance Taylor <iant@google.com>
8083
8084 * options.h (class General_options): Define
8085 split_stack_adjust_size parameter.
8086 * object.h (class Object): Add uses_split_stack_ and
8087 has_no_split_stack_ fields. Add uses_split_stack and
8088 has_no_split_stack accessor functions. Declare
8089 handle_split_stack_section.
8090 (class Reloc_symbol_changes): Define.
8091 (class Sized_relobj): Define Function_offsets. Declare
8092 split_stack_adjust, split_stack_adjust_reltype, and
8093 find_functions.
8094 * object.cc (Object::handle_split_stack_section): New function.
8095 (Sized_relobj::do_layout): Call handle_split_stack_section.
8096 * dynobj.cc (Sized_dynobj::do_layout): Call
8097 handle_split_stack_section.
8098 * reloc.cc (Sized_relobj::relocate_sections): Call
8099 split_stack_adjust for executable sections in split_stack
8100 objects. Pass reloc_map to relocate_section.
8101 (Sized_relobj::split_stack_adjust): New function.
8102 (Sized_relobj::split_stack_adjust_reltype): New function.
8103 (Sized_relobj::find_functions): New function.
8104 * target-reloc.h: Include "object.h".
8105 (relocate_section): Add reloc_symbol_changes parameter. Change
8106 all callers.
8107 * target.h (class Target): Add calls_non_split method. Declare
8108 do_calls_non_split virtual method. Declare match_view and
8109 set_view_to_nop.
8110 * target.cc: Include "elfcpp.h".
8111 (Target::do_calls_non_split): New function.
8112 (Target::match_view): New function.
8113 (Target::set_view_to_nop): New function.
8114 * gold.cc (queue_middle_tasks): Give an error if mixing
8115 split-stack and non-split-stack objects with -r.
8116 * i386.cc (Target_i386::relocate_section): Add
8117 reloc_symbol_changes parameter.
8118 (Target_i386::do_calls_non_split): New function.
8119 * x86_64.cc (Target_x86_64::relocate_section): Add
8120 reloc_symbol_changes parameter.
8121 (Target_x86_64::do_calls_non_split): New function.
8122 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8123 parameter.
8124 * powerpc.cc (Target_powerpc::relocate_section): Add
8125 reloc_symbol_changes parameter.
8126 * sparc.cc (Target_sparc::relocate_section): Add
8127 reloc_symbol_changes parameter.
8128 * configure.ac: Call AM_CONDITIONAL for the default target.
8129 * configure: Rebuild.
8130 * testsuite/Makefile.am (TEST_AS): New variable.
8131 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8132 (check_DATA): Add split_i386 and split_x86_64 files.
8133 (SPLIT_DEFSYMS): Define.
8134 (split_i386_[1234n].o): New targets.
8135 (split_i386_[124]): New targets.
8136 (split_i386_[1234r].stdout): New targets.
8137 (split_x86_64_[1234n].o): New targets.
8138 (split_x86_64_[124]): New targets.
8139 (split_x86_64_[1234r].stdout): New targets.
8140 (MOSTLYCLEANFILES): Add new executables.
8141 * testsuite/split_i386.sh: New file.
8142 * testsuite/split_x86_64.sh: New file.
8143 * testsuite/split_i386_1.s: New file.
8144 * testsuite/split_i386_2.s: New file.
8145 * testsuite/split_i386_3.s: New file.
8146 * testsuite/split_i386_4.s: New file.
8147 * testsuite/split_i386_n.s: New file.
8148 * testsuite/split_x86_64_1.s: New file.
8149 * testsuite/split_x86_64_2.s: New file.
8150 * testsuite/split_x86_64_3.s: New file.
8151 * testsuite/split_x86_64_4.s: New file.
8152 * testsuite/split_x86_64_n.s: New file.
8153 * testsuite/testfile.cc (Target_test): Update relocation_section
8154 function.
8155 * testsuite/Makefile.in: Rebuild.
8156
e8a9fcda
ILT		 81572009-10-06 Ian Lance Taylor <iant@google.com>
8158
8159 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8160 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8161 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8162 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8163 the address on ldo_addrs_.
8164 (Target_i386::Relocate::fix_up_ldo): New function.
8165
e99daf92
ILT		 81662009-10-06 Rafael Espindola <espindola@google.com>
8167
8168 * plugin.cc (add_input_library): New.
8169 (Plugin::load): Add add_input_library to tv.
8170 (Plugin_manager::add_input_file): Add the is_lib argument.
8171 (add_input_file): Update call to Plugin_manager::add_input_file.
8172 (add_input_library): New.
8173 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8174
966d4097
DK		 81752009-09-30 Doug Kwan <dougkwan@google.com>
8176
8177 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8178 symbol and call Symbol::may_need_copy_reloc to determine if
8179 a copy reloc is needed.
8180 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8181 nocopyreloc is given in command line.
8182 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8183 given in command line.
8184 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8185 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8186 of the removed Target_i386::may_need_copy_reloc.
8187 * options.h (copyreloc): New option with default value false.
8188 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8189 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8190 instead of the removed Target_powerpc::may_need_copy_reloc.
8191 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8192 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8193 instead of the removed Target_sparc::may_need_copy_reloc.
8194 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8195 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8196 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8197 instead of the removed Target_x86_64::may_need_copy_reloc.
8198
029ba973
ILT		 81992009-09-30 Ian Lance Taylor <iant@google.com>
8200
8201 * object.h (class Object): Remove target_ field, and target,
8202 sized_target, and set_target methods.
8203 (Object::sized_target): Remove.
8204 (class Sized_relobj): Update declarations. Remove sized_target.
8205 * object.cc (Sized_relobj::setup): Remove target parameter.
8206 Change all callers.
8207 (Input_objects::add_object): Don't do anything with the target.
8208 (make_elf_sized_object): Add punconfigured parameter. Change all
8209 callers. Set or test parameter target.
8210 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8211 Change all callers.
8212 * parameters.cc (Parameters::set_target): Change parameter type to
8213 be non-const.
8214 (Parameters::default_target): Remove.
8215 (set_parameters_target): Change parameter type to be non-const.
8216 (parameters_force_valid_target): New function.
8217 (parameters_clear_target): New function.
8218 * parameters.h (class Parameters): Update declarations. Remove
8219 default_target method. Add sized_target and clear_target
8220 methods. Change target_ to be non-const.
8221 (set_parameters_target): Update declaration.
8222 (parameters_force_valid_target): Declare.
8223 (parameters_clear_target): Declare.
8224 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8225 as NULL if we aren't searching.
8226 (Add_symbols::run): Don't check for compatible target.
8227 * fileread.cc (Input_file::open_binary): Call
8228 parameters_force_valid_target.
8229 * gold.cc (queue_middle_tasks): Likewise.
8230 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8231 set_target on object.
8232 * dynobj.h (class Sized_dynobj): Update declarations.
8233 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8234 make_elf_object returns NULL.
8235 (Archive::include_member): Don't check whether object target is
8236 compatible.
8237 * output.cc (Output_section::add_input_section): Get target from
8238 parameters.
8239 (Output_section::relax_input_section): Likewise.
8240 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8241 parameters.
8242 (Sized_relobj::do_scan_relocs): Likewise.
8243 (Sized_relobj::relocate_sections): Likewise.
8244 * resolve.cc (Symbol_table::resolve): Likewise.
8245 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8246 parameter. Change all callers.
8247 (Symbol_table::add_from_object): Get target from parameters.
8248 (Symbol_table::add_from_relobj): Don't check object target.
8249 (Symbol_table::add_from_dynobj): Likewise.
8250 (Symbol_table::define_special_symbol): Get target from
8251 parameters.
8252 * symtab.h (class Symbol_table): Update declaration.
8253 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8254 parameter. Change all callers. Clear parameter target.
8255 (Binary_test): Test target here.
8256 * testsuite/object_unittest.cc (gold_testsuite): Remove
8257 target_test_pointer parameter. Change all callers.
8258 (Object_test): Test target here.
8259
a6a22b83
ILT		 82602009-09-26 Ian Lance Taylor <iant@google.com>
8261
8262 * testsuite/initpri1.c: Don't try to use constructor priorities if
8263 compiling with gcc before 4.3.
8264
6a8f49fe
ILT		 82652009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8266
8267 * testsuite/retain_symbols_file_test.sh (check_present): Change
8268 output file name to retain_symbols_file_test.stdout.
8269 (check_absent): Likewise.
8270
8c604651
CS		 82712009-09-18 Craig Silverstein <csilvers@google.com>
8272
8273 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8274 * options.cc: Include <cerrno> and <fstream>.
8275 (General_options::finalize): Parse -retain-symbols-file tag.
8276 * options.h: New flag.
8277 (General_options): New method should_retain_symbol, new
8278 variable symbols_to_retain.
8279 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8280 should_retain_symbol map.
8281 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8282 * testsuite/Makefile.in: Regenerate.
8283 * testsuite/retain_symbols_file_test.sh: New file.
8284
ca58b19f
NC		 82852009-09-18 Nick Clifton <nickc@redhat.com>
8286
8287 * po/es.po: Updated Spanish translation.
8288
20e6d0d6
DK		 82892009-09-17 Doug Kwan <dougkwan@google.com>
8290
8291 * debug.h (DEBUG_RELAXATION): New constant.
8292 (DEBUG_ALL): Add DEBUG_RELAXATION.
8293 (debug_string_to_enum): Add relaxation debug option.
8294 * layout.cc
8295 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8296 Layout::Relaxation_debug_check::read_sections,
8297 Layout::Relaxation_debug_check::read_sections): New method definitions.
8298 (Layout::Layout): Initialize data members
8299 record_output_section_data_from_scrips_,
8300 script_output_section_data_list_ and relaxation_debug_check_.
8301 (Layout::save_segments, Layout::restore_segments,
8302 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8303 Layout::relaxation_loop_body): New method definitions.
8304 (Layout::finalize): Support relaxation. Move section layout code to
8305 Layout::relaxation_loop_body.
8306 (Layout::set_asection_address_from_script): Move code for orphan
8307 section placement out.
8308 (Layout::place_orphan_sections_in_script): New method definition.
8309 * layout.h (Output_segment_headers, Output_file_header):
8310 New forward class declarations.
8311 (Layout::~Layout): Define.
8312 (Layout::new_output_section_data_from_script): New method definition.
8313 (Layout::place_orphan_sections_in_script): New method declaration.
8314 (Layout::Segment_states): New type declaration.
8315 (Layout::save_segments, Layout::restore_segments,
8316 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8317 Layout::relaxation_loop_body): New method declarations.
8318 (Layout::Output_section_data_list): New type declaration.
8319 (Layout::Relaxation_debug_check): New class definition.
8320 (Layout::record_output_section_data_from_script_,
8321 Layout::script_output_section_data_list_, Layout::segment_states_,
8322 Layout::relaxation_debug_check_): New data members.
8323 * output.cc: (Output_section_headers::do_size): New method definition.
8324 (Output_section_headers::Output_section_headers): Move size
8325 computation to Output_section_headers::do_size.
8326 (Output_segment_headers::do_size): New method definition.
e1df38aa 8327 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8328 Output_file_header::do_size and call it.
8329 (Output_file_header::do_size): New method definition.
8330 (Output_data_group::Output_data_group): Adjust call to
8331 Output_section_data.
8332 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8333 (Output_symtab_xindex::do_write): Add array bound check.
8334 (Output_section::Input_section::print_to_mapfile): Handle
8335 RELAXED_INPUT_SECTION_CODE.
8336 (Output_section::Output_section): Initialize data member checkpoint_.
8337 (Output_section::~Output_section): Delete checkpoint object pointed
8338 by checkpoint_.
8339 (Output_section::add_input_section): Always add an Input_section if
8340 relaxing.
8341 (Output_section::add_merge_input_section): Add assert.
8342 (Output_section::relax_input_section): New method definition.
8343 (Output_section::set_final_data_size): Set load address to zero for
8344 an unallocated section.
8345 (Output_section::do_address_and_file_offset_have_reset_values):
8346 New method definition.
8347 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8348 Handle relaxed input section.
8349 (Output_section::sort_attached_input_sections): Checkpoint input
8350 section list lazily.
8351 (Output_section::get_input_sections): Change type of input_sections to
8352 list of Simple_input_section pointers. Checkpoint input section list
8353 lazily. Also handle relaxed input sections.
8354 (Output_section::add_input_section_for_script): Take a reference to
8355 a Simple_input_section object instead of Relobj pointer and section
8356 index as parameter. Handle relaxed input sections.
8357 (Output_section::save_states, Output_section::restore_states): New
8358 method definitions.
8359 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8360 (Output_data::is_data_size_fixed): New method definition.
8361 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8362 if it is fixed.
8363 (Output_data::address_and_file_offset_have_reset_values): New method
8364 definition.
8365 (Output_data::do_address_and_file_offset_have_reset_values): New method
8366 definition.
8367 (Output_data::set_data_size): Check that data size is not fixed.
8368 (Output_data::fix_data_size): New method definition.
8369 (Output_data::is_data_size_fixed_): New data member.
8370 (Output_section_headers::set_final_data_size): New method definition.
8371 (Output_section_headers::do_size): New method declaration.
8372 (Output_segment_headers::set_final_data_size): New method definition.
8373 (Output_segment_headers::do_size): New method declaration.
8374 (Output_file_header::set_final_data_size)::New method definition.
8375 (Output_file_header::do_size)::New method declaration.
8376 (Output_section_data::Output_section_data): Add new parameter
8377 is_data_size_fixed and use it to fix data size.
8378 (Output_data_const::Output_data_const): Adjust call to base class
8379 constructor and fix data size.
8380 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8381 base class constructor and fix data size.
8382 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8383 base class constructor and fix data size.
8384 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8385 class constructor and fix data size.
8386 (Output_data_group::set_final_data_size): New method definition.
8387 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8388 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8389 class constructor and fix data size.
8390 (Output_relaxed_input_section): New class definition.
8391 (Output_section::Simple_input_section): New class definition.
8392 (Output_section::get_input_sections): Adjust parameter list.
8393 (Output_section::add_input_section_for_script): Same.
8394 (Output_section::save_states, Output_section::restore_states,
8395 Output_section::do_address_and_file_offset_have_reset_values,
8396 (Output_section::Input_section::Input_section): Handle
8397 RELAXED_INPUT_SECTION_CODE. Add new overload for
8398 Output_relaxed_input_section.
8399 (Output_section::Input_section::is_input_section,
8400 Output_section::Input_section::set_output_section): Handle relaxed
8401 input section.
8402 (Output_section::Input_section::is_relaxed_input_section,
8403 Output_section::Input_section::output_section_data,
8404 Output_section::Input_section::relaxed_input_section): New method
8405 definitions.
8406 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8407 value.
8408 (Output_section::Input_section::u1_): Update comments.
8409 (Output_section::Input_section::u2_): Add new union member poris.
8410 (Output_section::Checkpoint_output_section): New classs definition.
8411 (Output_section::relax_input_section): New method declaration.
8412 (Output_section::checkpoint_): New data member.
8413 (Output_segment): Update comments.
8414 (Output_segment::Output_segment): Un-privatize copy constructor.
8415 (Output_segment::operator=): Un-privatize.
8416 * script-sections.cc (Output_section_element::Input_section_list):
8417 Change element type to Output_section::Simple_input_section.
8418 (Output_section_element_dot_assignment::set_section_addresses):
8419 Register output section data for relaxation clean up.
8420 (Output_data_exression::Output_data_expression): Adjust call to base
8421 constructor to fix data size.
8422 (Output_section_element_data::set_section_addresses): Register
8423 Output_data_expression object for relaxation clean up.
8424 (struct Input_section_info): Replace Relobj pointer and section index
8425 pair with Output_section::Simple_input_section and Convert struct to a
8426 class.
8427 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8428 Input_section_info data member to use accessors.
20e6d0d6
DK		 8429 (Output_section_element_input::set_section_addresses): Use layout
8430 parameter. Adjust code to use Output_section::Simple_input_section
8431 and Input_secction_info classes. Register filler for relaxation
8432 clean up.
8433 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8434 and section index pair with Output_section::Simple_input_section
8435 class. Adjust code accordingly.
8436 (Phdrs_element::release_segment): New method definition.
8437 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8438 segment list.
8439 (Script_sections::release_segments): New method definition.
8440 * gold/script-sections.h (Script_sections::release_segments): New
8441 method declaration.
8442 * gold/target.h (Target::may_relax, Target::relax,
8443 Target::do_may_relax, Target::do_relax): New method definitions.
8444
5e445df6
ILT		 84452009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8446
8447 * arm.cc (has_signed_unsigned_overflow): New function.
8448 (Arm_relocate_functions::abs8): New function.
8449 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8450 (Target_arm::Scan::global): Likewise.
8451 (Target_arm::relocate::relocate): Likewise.
8452 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8453 Likewise.
8454
8c604651 84552009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8456
8457 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8458 * testsuite/Makefile.in: Regenerate.
8459
1e9cc1c2
NC		 84602009-09-11 Nick Clifton <nickc@redhat.com>
8461
8462 * po/gold.pot: Updated by the Translation project.
8463
6a89f575
CC		 84642009-09-08 Cary Coutant <ccoutant@google.com>
8465
8466 * output.cc (Output_file::open): Add execute permission to empty file.
8467 * testsuite/Makefile.am (permission_test): New test.
8468 * testsuite/Makefile.in: Regenerate.
8469
fdcac5af
ILT		 84702009-09-02 Ian Lance Taylor <iant@google.com>
8471
8472 * output.cc (Output_file::resize): Call map_no_anonymous rather
8473 than map.
8474
44453f85
ILT		 84752009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8476
8477 * gold.cc: Include "incremental.h".
8478 (queue_initial_tasks): Call Incremental_checker methods.
8479 * incremental.cc: Include "output.h".
8480 (Incremental_checker::can_incrementally_link_output_file): New
8481 method.
8482 * incremental.h (Incremental_checker): New class.
8483
8484 * output.cc (Output_file::open_for_modification): New method.
8485 (Output_file::map_anonymous): Changed return type to bool. Record
8486 map in base_ field.
8487 (Output_file::map_no_anonymous): New method, broken out of map.
8488 (Output_file::map): Use map_no_anonymous and map_anonymous.
8489 * output.h (class Output_file): Update declarations.
8490
293c1386
CC		 84912009-08-24 Cary Coutant <ccoutant@google.com>
8492
8493 * options.h (Command_line::Pre_options): New class.
8494 (Command_line::pre_options): New member.
8495 * options.cc (gold::options::ready_to_register): New variable.
8496 (One_option::register_option): Do nothing if not registering options.
8497 Assert if same short option registered twice.
8498 (General_options::General_options): Turn off option registration when
8499 done constructing.
8500 (Command_line::Pre_options::Pre_options): New constructor.
8501
f773f3d2
CC		 85022009-08-24 Cary Coutant <ccoutant@google.com>
8503
06a73cfe
CC		 8504 * options.h (General_options::no_keep_memory): Remove incorrect
8505 short option.
f773f3d2 8506
a15af8e2
RW		 85072009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8508
8509 * Makefile.am (am__skiplex, am__skipyacc): New.
8510 * Makefile.in: Regenerate.
8511
c462b41b
RW		 85122009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8513
14ec8efd
RW		 8514 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8515 (INCLUDES): ... this.
8516 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8517 (AM_CPPFLAGS): Renamed from ...
8518 (INCLUDE): ... this.
8519 * Makefile.in, testsuite/Makefile.in: Regenerate.
8520
81ecdfbb
RW		 8521 * Makefile.in: Regenerate.
8522 * aclocal.m4: Likewise.
8523 * config.in: Likewise.
8524 * configure: Likewise.
8525 * testsuite/Makefile.in: Likewise.
8526
c462b41b
RW		 8527 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8528 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8529 * Makefile.in: Regenerate.
8530 * testsuite/Makefile.in: Regenerate.
8531
2da73f13
CC		 85322009-08-19 Cary Coutant <ccoutant@google.com>
8533
8534 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8535 symbols in shared libraries overridden by hidden or internal symbols
8536 in the main program.
8537
2db70501
CD		 85382009-08-19 Chris Demetriou <cgd@google.com>
8539
8540 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8541 checking source file names in error messages.
8542
f733487b
DK		 85432009-08-18 Doug Kwan <dougkwan@google.com>
8544
8545 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8546 an elcpp::Ehdr as parameter. Adjust call to set_target.
8547 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8548 an elfcpp::Ehdr as parameter.
8549 * object.cc (Object::set_target): Remove the version that looks up
8550 a target and sets it.
8551 (Sized_relobj::setup): Take a Target object instead of
8552 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8553 (make_elf_sized_object): Find target and ask target to
8554 make an ELF object.
8555 * object.h: (Object::set_target): Remove the version that looks up
8556 a target and sets it.
8557 (Sized_relobj::setup): Take a Target object instead of
8558 an elfcpp:Ehdr as parameter.
8559 * target.cc: Include dynobj.h.
8560 (Target::do_make_elf_object_implementation): New.
8561 (Target::do_make_elf_object): New.
8562 * target.h (Target::make_elf_object): New template declaration.
8563 (Target::do_make_elf_object): New method declarations.
8564 (Target::do_make_elf_object_implementation): New template declaration.
8565
cc70f101
ILT		 85662009-08-14 Ian Lance Taylor <iant@google.com>
8567
8568 * gold.h (FUNCTION_NAME): Define.
8569 (gold_unreachable): Use FUNCTION_NAME.
8570
ef5e0cb1
ST		 85712009-08-12 Sriraman Tallam <tmsriram@google.com>
8572
8573 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8574 symbol in the --keep-unique list is not found.
8575
48c187ce
ST		 85762009-08-12 Sriraman Tallam <tmsriram@google.com>
8577
8578 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8579 been maked as --keep-unique.
8580 (Icf::unfold_section): New function.
8581 * icf.h (Icf::unfold_section): New function.
8582 * options.h (General_options::keep_unique): New option.
8583 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8584 * testsuite/Makefile.in: Regenerate.
8585 * testsuite/icf_keep_unique_test.sh: New file.
8586 * testsuite/icf_keep_unique_test.cc: New file.
8587
645afe0c
CC		 85882009-08-12 Cary Coutant <ccoutant@google.com>
8589
8590 PR 10471
8591 * resolve.cc (Symbol_table::resolve): Check for references from
8592 dynamic objects to hidden and internal symbols.
8593 * testsuite/Makefile.am (hidden_test.sh): New test.
8594 * testsuite/Makefile.in: Regenerate.
8595 * testsuite/hidden_test.sh: New script.
8596 * testsuite/hidden_test_1.c: New test source.
8597 * testsuite/hidden_test_main.c: New test source.
8598
11af873f
DK		 85992009-08-11 Doug Kwan <dougkwan@google.com>
8600
8601 * arm.cc: Update comments.
8602 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8603 segment to locate the .ARM.exidx section if present.
8604
b9f7d72d
DK		 86052009-08-09 Doug Kwan <dougkwan@google.com>
8606
8607 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8608 patch.
8609
ddd3c53c
ST		 86102009-08-07 Sriraman Tallam <tmsriram@google.com>
8611 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8612 compiler warnings.
8613
27721062
ST		 86142009-08-06 Sriraman Tallam <tmsriram@google.com>
8615
8616 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8617 valid tls_segment only for non-debug-section relocations.
8618 * testsuite/Makefile.am: Add gc_tls_test.
8619 * testsuite/Makefile.in: Regenerate.
8620 * testsuite/gc_tls_test.cc: New file.
8621 * testsuite/gc_tls_test.sh: New file.
8622
ef15dade 86232009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8624
ef15dade
ST		 8625 * icf.cc: New file.
8626 * icf.h: New file.
8627 * Makefile.am (CCFILES): Add icf.cc.
8628 (HFILES): Add icf.h
8629 * Makefile.in: Regenerate.
8630 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8631 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8632 section, symbol and addend information for the relocs.
8633 * gold.cc (queue_middle_tasks): Call identical code folding.
8634 * gold.h: Add defines for multimap.
8635 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8636 to the call of finalize_local_symbols.
8637 * main.cc (main): Create object of class Icf.
8638 * object.cc (Sized_relobj::do_layout): Allow this function to be
8639 called twice during icf.
8640 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8641 to sections marked as identical by icf.
8642 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8643 when available.
8644 (Sized_relobj::do_section_entsize): New function.
8645 * object.h (Object::section_entsize): New function.
8646 (Object::do_section_entsize): New pure virtual function.
8647 (Relobj::finalize_local_symbols): Add new parameter.
8648 (Relobj::do_section_entsize): New function.
8649 * options.h (General_options::icf): New option.
8650 (General_options::icf_iterations): New option.
8651 (General_options::print_icf_sections): New option.
8652 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8653 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8654 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8655 icf.
8656 * symtab.cc (Symbol_table::is_section_folded): New function.
8657 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8658 to sections marked as identical by icf.
8659 * symtab.h (Symbol_table::set_icf): New function.
8660 (Symbol_table::icf): New function.
8661 (Symbol_table::is_section_folded): New function.
8662 (Symbol_table::icf_): New data member.
8663 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8664 * testsuite/Makefile.am: Add commands to build icf_test.
8665 * testsuite/Makefile.in: Regenerate.
8666 * testsuite/icf_test.sh: New file.
8667 * testsuite/icf_test.cc: New file.
8668
c3b65ac4
CD		 86692009-07-24 Chris Demetriou <cgd@google.com>
8670
8671 * layout.cc (is_compressible_debug_section): Fix incorrect
8672 comment about compressed section names.
8673
1caf2c51
ILT		 86742009-07-20 Ian Lance Taylor <ian@airs.com>
8675
8676 PR 10419
8677 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8678
1ef4d87f
ILT		 86792009-07-16 Ian Lance Taylor <iant@google.com>
8680
8681 PR 10400
8682 * layout.h: #include <map>.
8683 (class Kept_section): Change from struct to class. Add accessors
8684 and setters. Add section size to Comdat_group mapping. Change
8685 Comdat_group to std::map. Add is_comdat_ field. Add
8686 linkonce_size field in union.
8687 (class Layout): Update declaration of find_or_add_kept_section.
8688 Don't declare find_kept_object.
8689 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8690 parameter. Add object, shndx, is_comdat, and is_group_name
8691 parameters. Change all callers. Adjust for new Kept_section.
8692 (Layout::find_kept_object): Remove.
8693 * object.cc (Sized_relobj::include_section_group): Update use of
8694 Kept_section. Rename secnum to shndx. Only record
8695 Kept_comdat_section if sections are the same size.
8696 (Sized_relobj::include_linkonce_section): Update use of
8697 Kept_section. Only record Kept_comdat_section if sections are the
8698 same size. Set size of linkonce section.
8699 (Sized_relobj::map_to_kept_section): Update call to
8700 get_kept_comdat_section.
8701 * object.h (class Sized_relobj): Rename fields in
8702 Kept_comdat_section to drop trailing underscores; change object
8703 field to Relobj*. Change Kept_comdat_section_table to store
8704 struct rather than pointer.
8705 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8706 Add kept_object and kept_shndx parameters. Change all callers.
8707 (Sized_relobj::get_kept_comdat_section): Change return type to
8708 bool. Add kept_object and kept_shndx parameters. Change all
8709 callers.
8710 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8711 Layout::find_or_add_kept_section.
8712
37c3b7b0
ILT		 87132009-07-09 Ian Lance Taylor <iant@google.com>
8714
8715 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8716 Reserve space in the hash table.
8717
98fa85cb
ILT		 87182009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8719
8720 * fileread.cc (File_read::get_mtime): New method.
8721 * fileread.h (Timespec): New structure.
8722 (File_read::get_mtime): New method.
8723 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8724 Renamed from timestamp_nsec.
8725 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8726 Elf_Xword.
e1df38aa 8727 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8728 timestamp_nsec.
e1df38aa 8729 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8730 (Incremental_inputs::report_obejct): Save mtime; style fix.
8731 (Incremental_inputs::report_script): Save mtime; style fix.
8732 (Incremental_inputs::finalize_inputs): Style fix.
8733 (Incremental_inputs::finalize): Style fix.
8734 (Incremental_inputs::create_input_section_data): Store inputs
8735 mtime.
8736 * incremental.h (Incremental_inputs::report_script): Add mtime
8737 argument.
8738 (Incremental_inputs::Input_info::Input_info): Intialize only one
8739 union member.
8740 (Incremental_inputs::Input_info::archive): Move to nameless
8741 union.
8742 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8743 (Incremental_inputs::Input_info::script): Move to nameless union.
8744 (Incremental_inputs::mtime): New field.
8745 * script.cc (read_input_script): Pass file mtime to
8746 Incremental_input.
8747 * script.h (Script_info::inputs): Style fix.
8748
c9d70757
ILT		 87492009-07-01 Ian Lance Taylor <ian@airs.com>
8750
8751 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8752 instead of 32.
8753
9c547ec3
ILT		 87542009-06-24 Ian Lance Taylor <iant@google.com>
8755
8756 PR 10156
8757 * layout.cc (Layout::choose_output_section): If we find an
8758 existing section, update the flags.
8759 (Layout::create_notes): New function, broken out of
8760 Layout::finalize.
8761 (Layout::finalize): Don't create note sections.
8762 (Layout::create_note): Don't crash if linker script discards
8763 section.
8764 (Layout::create_gold_note): Likewise.
8765 (Layout::create_build_id): Likewise. Don't set
8766 after_input_sections on the section.
8767 (Layout::create_executable_stack_info): Remove target parameter.
8768 Change caller.
8769 * layout.h (class Layout): Declare create_notes. Update
8770 declaration of create_executable_stack_info.
8771 * gold.cc (queue_middle_tasks): Call create_notes.
8772 * output.cc (Output_section::update_flags_for_input_section): Move
8773 here from output.h. If SHF_ALLOC flag is newly set, mark address
8774 invalid.
8775 * output.h (Output_data::mark_address_invalid): New function.
8776 (class Output_section): Only declare, not define,
8777 update_flags_for_input_section. Remove set_flags.
8778
55458500
ILT		 87792009-06-24 Ian Lance Taylor <iant@google.com>
8780
8781 * script-sections.cc (Output_section_definition::
8782 set_section_addresses): Rename shadowing local load_address to
8783 laddr.
8784
1307d6cd
ILT		 87852009-06-24 Ian Lance Taylor <iant@google.com>
8786
8787 PR 10244
8788 * reloc.cc (relocate_sections): Skip empty relocation sections.
8789
ec3f783e
ILT		 87902009-06-23 Ian Lance Taylor <iant@google.com>
8791
8792 PR 10156
8793 * layout.cc (Layout::create_note): Use choose_output_section
8794 rather than make_output_section.
8795
459c9f1c
ILT		 87962009-06-23 Ian Lance Taylor <iant@google.com>
8797
8798 PR 10237
8799 * options.cc (General_options::parse_V): Set printed_version_.
8800 (General_options::General_options): Initialize printed_version_.
8801 * options.h (class General_options): Add printed_version_ field.
8802 * gold.cc (queue_initial_tasks): If there are no input files,
8803 don't give a fatal error if we printed the version information.
8804 (queue_middle_tasks): If using -r with a shared object, give a
8805 fatal error rather than an ordinary error.
8806
1518dc8f
ILT		 88072009-06-23 Ian Lance Taylor <iant@google.com>
8808
8809 PR 10219
8810 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8811 (Layout::make_output_section): Set have_stabstr_section_ if we see
8812 a .stab*str section.
8813 (Layout::finalize): Call link_stabs_sections.
8814 (Layout::link_stabs_sections): New file.
8815 * layout.h (class Layout): Add have_stabstr_section_ field.
8816 Declare link_stabs_sections.
8817
3d857b98
DK		 88182009-06-23 Doug Kwan <dougkwan@google.com>
8819
8820 * Makefile.am (libgold_a_LIBADD): New.
8821 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8822 * Makefile.in: Regenerate.
8823 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8824 * configure: Regenerate.
8825 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8826 * fileread.cc: Include sys/state.h
8827 * gold.h: Declare memmem and strndup if found missing.
8828 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8829
0639a6f6
ILT		 88302009-06-23 Ian Lance Taylor <iant@google.com>
8831
8832 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8833 * configure: Rebuild.
8834
8d63875c
ILT		 88352009-06-23 Ian Lance Taylor <iant@google.com>
8836
8837 PR 10147
8838 * object.cc (Object::section_contents): Don't try to get a view if
8839 the section has length zero.
8840 (Object::handle_gnu_warning_section): If the section is empty, use
8841 the name of the section as the warning.
8842
f7c8a183
ILT		 88432009-06-23 Ian Lance Taylor <iant@google.com>
8844
8845 PR 10133
8846 * stringpool.h (class Stringpool_template): Add optimize_ field.
8847 (Stringpool_template::set_optimize): New function.
8848 * stringpool.cc (Stringpool_template::Stringpool_template):
8849 Initialize optimize_ field.
8850 (Stringpool_template::set_string_offsets): Test local optimize
8851 fild rather than parameter.
8852 * layout.cc (Layout::Layout): Call set_optimize on the section
8853 name stringpool.
8854
e6a307ba
ILT		 88552009-06-22 Ian Lance Taylor <iant@google.com>
8856
8857 PR 10030
8858 * yyscript.y: Parse TARGET.
8859 * script.cc (script_set_target): New function.
8860 * script-c.h (script_set_target): Declare.
8861 * options.cc (General_options::string_to_object_format): Rename
8862 from string_to_object_format in anonymous namespace. Change
8863 callers.
8864 * options.h (class General_options): Declare
8865 string_to_object_format.
8866
3ee173de
ILT		 88672009-06-22 Ian Lance Taylor <iant@google.com>
8868
8869 * script-sections.cc (Script_sections::create_segments): Don't put
8870 program headers in a PT_LOAD segment if -n or -N.
8871
88722009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8873
8874 PR 10141
8875 * options.h (class General_options): Add -z lazy and -z now. Sort
8876 -z options into alphabetical order.
8877 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8878
cd6739a1 88792009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8880
8881 * layout.cc (Layout::make_output_section): Call
8882 Target::new_output_section.
8883 (Layout::attach_allocated_section_to_segment): Put large section
8884 sections in a separate load segment with the large segment flag
8885 set.
8886 (Layout::segment_precedes): Sort large data segments after other
8887 load segments.
8888 (align_file_offset): New static function.
8889 (Layout::set_segment_offsets): Use align_file_offset.
8890 * output.h (class Output_section): Add is_small_section_ and
8891 is_large_section_ fields.
8892 (Output_section::is_small_section): New function.
8893 (Output_section::set_is_small_section): New function.
8894 (Output_section::is_large_section): New function.
8895 (Output_section::set_is_large_section): New function.
8896 (Output_section::is_large_data_section): New function.
8897 (class Output_segment): Add is_large_data_segment_ field.
8898 (Output_segment::is_large_data_segment): New function.
8899 (Output_segment::set_is_large_data_segment): New function.
8900 * output.cc (Output_section::Output_section): Initialize new
8901 fields.
8902 (Output_segment::Output_segment): Likewise.
8903 (Output_segment::add_output_section): Add assertion that large
8904 data sections always go in large data segments. Force small data
8905 sections to the end of the list of data sections. Force small BSS
8906 sections to the start of the list of BSS sections. For large BSS
8907 sections to the end of the list of BSS sections.
8908 * symtab.h (class Symbol): Declare is_common_shndx.
8909 (Symbol::is_defined): Check Symbol::is_common_shndx.
8910 (Symbol::is_common): Likewise.
8911 (class Symbol_table): Define enum Commons_section_type. Update
8912 declarations. Add small_commons_ and large_commons_ fields.
8913 * symtab.cc (Symbol::is_common_shndx): New function.
8914 (Symbol_table::Symbol_table): Initialize new fields.
8915 (Symbol_table::add_from_object): Put small and large common
8916 symbols in the right list.
8917 (Symbol_table::sized_finalized_symbol): Check
8918 Symbol::is_common_shndx.
8919 (Symbol_table::sized_write_globals): Likewise.
8920 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8921 common symbol lists. Don't call do_allocate_commons_list if the
8922 list is empty.
8923 (Symbol_table::do_allocate_commons_list): Remove is_tls
8924 parameter. Add comons_section_type parameter. Change all
8925 callers. Handle small and large common symbols.
8926 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8927 Symbol::is_common_shndx.
8928 * resolve.cc (symbol_to_bits): Likewise.
8929 * target.h (Target::small_common_shndx): New function.
8930 (Target::small_common_section_flags): New function.
8931 (Target::large_common_shndx): New function.
8932 (Target::large_common_section_flags): New function.
8933 (Target::new_output_section): New function.
8934 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8935 small_common_section_flags, and large_common_section_flags
8936 fields.
8937 (Target::do_new_output_section): New virtual function.
8938 * arm.cc (Target_arm::arm_info): Initialize new fields.
8939 * i386.cc (Target_i386::i386_info): Likewise.
8940 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8941 Likewise.
8942 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8943 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8944 (Target_x86_64::do_new_output_section): New function.
8945 * configure.ac: Define conditional MCMODEL_MEDIUM.
8946 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8947 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8948 (large_LDFLAGS): Define.
8949 * testsuite/large.c: New file.
8950 * testsuite/testfile.cc (Target_test::test_target_info):
8951 Initialize new fields.
8952 * configure, testsuite/Makefile.in: Rebuild.
8953
bb04269c
DK		 89542009-06-05 Doug Kwan <dougkwan@google.com>
8955
8956 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8957 * Makefile.in: Regenerate.
bb04269c
DK		 8958 * i386.cc (class Target_i386): Define new virtual method to
8959 override do_is_local_label_name in parent.
8960 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8961 local symbols if --discard-locals or -X is given.
8962 * options.h (class General_options): Declare new options
8963 '--discard-locals' and '-X' for discarding locals.
8964 * target.h (class Target): Define new methods is_local_label_name.
8965 Declare new virtual method do_is_local_label_name.
8966 * target.cc: New file.
8967 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8968 (check_SCRIPTS): Add discard_locals_test.sh.
8969 (check_DATA): Add discard_local_tests.syms.
8970 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8971 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8972 * testsuite/Makefile.in: Regenerate.
8973 * testsuite/discard_locals_test.c: New file.
8974 * testsuite/discard_locals_test.sh: Same.
8975
805bb01c
DK		 89762009-06-05 Doug Kwan <dougkwan@google.com>
8977
8978 * object.cc (Sized_relobj::Sized_relobj): Initialize
8979 discarded_eh_frame_shndx_ to -1U.
8980 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8981 section.
8982 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8983 a discarded .eh_frame section.
8984 (Sized_relobj::do_finalize_local_symbols): Ditto.
8985 * object.h (class Sized_relobj): Declare new member
8986 discarded_eh_frame_shndx_.
8987 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8988 (local_labels_test.o, local_labels_test): New rules.
8989 * testsuite/Makefile.in: Regenerate.
8990
1dcd334d
DK		 89912009-06-04 Doug Kwan <dougkwan@google.com>
8992
8993 * layout.cc (Layout::section_name_mapping): Add mapping for
8994 special ARM sections.
8995
96d49306
DK		 89962009-06-03 Doug Kwan <dougkwan@google.com>
8997
8998 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8999 (utils::has_overflow): Same.
9000
dff16297
ILT		 90012009-06-03 Ian Lance Taylor <iant@google.com>
9002
9003 * layout.cc (Layout::section_name_mapping): New array, replacing
9004 Layout::linkonce_mapping.
9005 (Layout::section_name_mapping_count): New variable, replacing
9006 Layout::linkonce_mapping_count.
9007 (Layout::linkonce_output_name): Remove.
9008 (Layout::output_section_name): Rewrite.
9009 * layout.h (class Layout): Rename Linkonce_mapping to
9010 Section_name_mapping, linkonce_mapping to section_name_mapping,
9011 linkonce_mapping_count to section_name_mapping_count. Don't
9012 declare linkonce_output_name.
9013
c121c671
DK		 90142009-06-03 Doug Kwan <dougkwan@google.com>
9015
9016 * gold/arm.cc (namespace utils): New.
9017 (Target_arm::reloc_is_non_pic): Define new method.
9018 (class Arm_relocate_functions): New.
9019 (Target_arm::Relocate::relocate): Handle relocation types used by
9020 Android.
9021
07800fab
ILT		 90222009-06-03 Ian Lance Taylor <iant@google.com>
9023
9024 * arm.cc (Target_arm::scan::global): Use || instead of |.
9025
c121c671
DK		 90262009-06-02 Doug Kwan <dougkwan@google.com>
9027
9028 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9029 issued_non_pic_error_.
9030 (class Target_arm::Scan): Declare new method check_non_pic.
9031 Define new method symbol_needs_plt_entry.
9032 Declare new data member issued_non_pic_error_.
9033 (class Target_arm::Relocate): Declare new method
9034 should_apply_static_reloc.
9035 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9036 (Target_arm::Scan::check_non_pic): Define new method.
9037 (Target_arm::Scan::local): Handle a small subset of reloc types used
9038 by Android.
9039 (Target_arm::Scan::local): Same.
9040 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9041
b19b0c6d
ILT		 90422009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9043
9044 * incremental.cc (Incremental_inputs::report_command_line): Filter
9045 out --incremental-* options.
9046
94cdfcff
DK		 90472009-05-29 Doug Kwan <dougkwan@google.com>
9048
9049 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9050 template class.
9051 (class Target_arm): Update comment.
9052 (Target_arm::Target_arm): Initialize new data members GOT_,
9053 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9054 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9055 and Target_arm::rel_dyn_section.
9056 Declare new_enum Target_arm::Got_type.
9057 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9058 and DYNBSS_.
9059 Update commments for member do_dynsym_value.
9060 (Target_arm::got_size, Target_arm::plt_section,
9061 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9062 new methods inside class defintion.
9063 (Target_arm::got_section): Define new method.
9064 (Target_arm::rel_dyn_section): Same.
9065 (Output_data_plt_arm): New template class.
9066 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9067 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9068 (Output_data_plt_arm::add_entry): Same.
9069 (Output_data_plt_arm::first_plt_entry): Define new
9070 static data member for PLT instruction template.
9071 (Output_data_plt_arm::plt_entry): Same.
9072 (Output_data_plt_arm::do_write): Define new method.
9073 (Target_arm::make_plt_entry): Same.
9074 (Target_arm::do_finalize_sections): Same.
9075 (Target_arm::do_dynsym_value): Same.
9076
4a657b0d
DK		 90772009-05-28 Doug Kwan <dougkwan@google.com>
9078
9079 * Makefile.am (TARGETSOURCES): Add arm.cc.
9080 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9081 * Makefile.in: Regenerate.
9082 * arm.cc: New file.
9083 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9084
e7ae8c36
DK		 90852009-05-26 Doug Kwan <dougkwan@google.com>
9086
9087 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9088 (General_options::check_excluded_libs): Strip off directories in
9089 archive name before matching like GNU ld does.
9090 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9091 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9092 (exclude_libs_test_LDFLAGS): Add linker option
9093 -Wl,--exclude-libs,libexclude_libs_test_3
9094 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9095 an explicit archive without using -l.
9096 (alt/libexclude_libs_test_3.a): New make rule.
9097 * testsuite/Makefile.in: Regenerate.
9098 * testsuite/exclude_libs_test.c : Declare lib3_default().
9099 (main): Call it.
9100 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9101 * exclude_libs_test_3.c: New file.
9102
f12e7348
NC		 91032009-05-26 Nick Clifton <nickc@redhat.com>
9104
9105 * po/id.po: New Indonesian translation.
9106 * po/gold.pot: Updated template file.
9107
4daadc0d
ST		 91082009-05-22 Sriraman Tallam <tmsriram@google.com>
9109
e1df38aa 9110 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9111 gc_comdat_test files. Add -Wl,--gc-sections to build
9112 gc_comdat_test.
9113 * testsuite/Makefile.in: Regenerate.
9114 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9115
531813ad
ST		 91162009-05-21 Sriraman Tallam <tmsriram@google.com>
9117
9118 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9119 kept comdat section was garbage collected.
9120 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9121 * testsuite/Makefile.in: Regenerate.
9122 * testsuite/gc_comdat_test.sh: New file.
9123 * testsuite/gc_comdat_test_1.cc: New file.
9124 * testsuite/gc_comdat_test_2.cc: New file.
9125
65514900
CC		 91262009-05-19 Doug Kwan <dougkwan@google.com>
9127
9128 * archive.cc (Archive::Archive): Move constructor from archive.h
9129 to here. Initialize no_export_.
9130 (Archive::get_elf_object_for_member): Set no_export flag of object.
9131 * archive.h (Archive::Archive): Move constructor body to
9132 archive.cc.
9133 (Archive::no_export): New method.
9134 (Archive::no_export_): New field.
9135 * object.h (Object::Object): Initialize no_export_ to false.
9136 (Object::no_export, Object::set_no_export): New methods.
9137 (Object::no_export_): New field.
9138 * options.cc (General_options::parse_exclude_libs): New method.
9139 (General_options::check_excluded_libs) Same.
9140 * options.h (exclude_libs): New option.
9141 (General_options::check_excluded_libs): New method declaration.
9142 (General_options::excluded_libs_): New field.
9143 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9144 default or protected visibility if an object has no-export flag set.
9145 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9146 (check_SCRIPTS): Add exclude_libs_test.sh.
9147 (check_DATA): Add exclude_libs_test.syms.
9148 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9149 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9150 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9151 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9152 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9153 libexclude_libs_test_2.a): New rules.
9154 * testsuite/Makefile.in: Regenerate.
9155 * testsuite/exclude_libs_test.c: New file.
9156 * testsuite/exclude_libs_test.sh: Ditto.
9157 * testsuite/exclude_libs_test_1.c: Ditto.
9158 * testsuite/exclude_libs_test_2.c: Ditto.
9159
1b77ea50
ILT		 91602009-05-15 Ian Lance Taylor <iant@google.com>
9161
9162 * configure.ac: Check for declarations for cases where libiberty.h
9163 checks HAVE_DECL_xxx.
9164 * configure, config.in: Rebuild.
9165
072fe7ce
ILT		 91662009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9167
9168 * gold.h (Incremental_argument_list): Remove (invalid) forward
9169 declaration.
9170 * incremental.cc (Incremental_inputs::report_achive): New method.
9171 (Incremental_inputs::report_object): New method.
9172 (Incremental_inputs::report_script): New method.
9173 (Incremental_inputs::finalize_inputs): New method.
9174 (Incremental_inputs::finalize): Call finalize_inputs().
9175 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9176 Create inputs entries.
9177 * incremental.h (Incremental_input_type): New enum.
9178 (Incremental_inputs::Incremental_input): Initialize new fields.
9179 (Incremental_inputs::report_inputs): New method.
9180 (Incremental_inputs::report_achive): New method.
9181 (Incremental_inputs::report_object): New method.
9182 (Incremental_inputs::report_script): New method.
9183 (Incremental_inputs::finalize_inputs): New method.
9184 (Incremental_inputs::Input_info): New struct.
9185 (Incremental_inputs::Input_info_map): New typedef.
9186 (Incremental_inputs::lock_): New field.
9187 (Incremental_inputs::Inputs_): New field.
9188 (Incremental_inputs::Inputs_map): New field.
9189 * main.cc (main): Call Incremental_input::report_inputs.
9190 * options.h (Input_argument_list): Typedef moved from
9191 Input_arguments.
9192 (Input_file_group::Files): Remove, use ::Input_argument_list.
9193 (Input_file_group::Input_argument_list): Remove, use
9194 ::Input_argument_list.
9195 * plugin.cc (Plugin_manager::add_input_file): Add error in
9196 incremental build.
9197 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9198 functions.
9199 * script.cc (read_input_script): Call
9200 Incremental_input::report_script.
9201 * script.h (Script_info): New class.
9202
b0481b0b
ILT		 92032009-04-27 Ian Lance Taylor <iant@google.com>
9204
9205 * x86_64.cc (do_adjust_output_section): Set entsize to
9206 plt_entry_size.
9207
b22a5a41 92082009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9209
9210 * output.cc (Output_file::close): After short writes, continue
9211 writing from the correct offset in the buffer being written.
9212
40fde488
CD		 92132009-04-23 Chris Demetriou <cgd@google.com>
9214
9215 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9216 * configure: Regenerate.
9217 * config.in: Regenerate.
9218 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9219 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9220
3ce2c28e
ILT		 92212009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9222
9223 * incremental.cc (Incremental_inputs_header_data): Renamed from
9224 Incremental_input_header_data.
9225 (Incremental_inputs_header_data::data_size): New field.
9226 (Incremental_inputs_header_data::put_input_file_count): Renamed
9227 from input_file_count.
9228 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9229 from command_line_offset.
9230 (Incremental_inputs_header_data::put_reserved): Renamed from
9231 put_reserved.
9232 (Incremental_inputs_entry_data): Renamed from
9233 Incremental_input_entry_data.
9234 (Incremental_inputs_entry_data::data_size): New field.
9235 (Incremental_inputs::report_command_line): New method.
9236 (Incremental_inputs::finalize): New method.
9237 (Incremental_inputs::create_incremental_inputs_data): New method.
9238 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9239 * incremental.h: New file.
9240 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9241 (Layout::finalize): Create incremental inputs section in
9242 incremental builds.
9243 (Layout::create_incremental_info_sections): New method.
9244 * layout.h (Layout::incremental_inputs): New method.
9245 (Layout::create_incremental_info_sections): New method.
9246 (Layout::incremental_inputs_): New field.
9247 * main.cc (main): Notify Incremental_input of the command line.
9248
e55bde5e
ILT		 92492009-04-01 Ian Lance Taylor <iant@google.com>
9250 Mikolaj Zalewski <mikolajz@google.com>
9251
9252 * gold.h (reserve_unordered_map): Define, three versions, one for
9253 each version of Unordered_map.
9254 * layout.cc (Layout::Layout): Remove options parameter. Add
9255 number_of_input_files parameter. Don't initialize options_.
9256 Initialize number_of_input_files_ and resized_signatures_. Move
9257 sections_are_attached_.
9258 (Layout::layout_group): Reserve space for group_signatures_.
9259 (Layout::find_or_add_kept_section): Change name parameter to be a
9260 reference. Resize signatures_ map when it gets large enough.
9261 (Layout::layout_eh_frame): Use parameters->options() instead of
9262 this->options_.
9263 (Layout::make_output_section): Likewise.
9264 (Layout::attach_allocated_section_to_segment): Likewise.
9265 (Layout::finalize, Layout::create_executable_stack): Likewise.
9266 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9267 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9268 * layout.h (class Layout): Update declarations. Remove options_
9269 field. Add number_of_input_files_ and resized_signatures_
9270 fields. Move sections_are_attached_ field.
9271 * main.cc (main): Pass number of input files to Layout
9272 constructor. Don't pass options.
9273
154b857c
ILT		 92742009-03-30 Ian Lance Taylor <iant@google.com>
9275
9276 * ffsll.c (ffsll): Correct implementation.
9277
2f35ab9b
ILT		 92782009-03-27 Ian Lance Taylor <iant@google.com>
9279
fd03461a
ILT		 9280 * ffsll.c: New file.
9281 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9282 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9283 * ftruncate.c (ftruncate): Declare before definition.
9284 * mremap.c (mremap): Likewise.
9285 * pread.c (pread): Likewise.
9286 * configure, Makefile.in, config.in: Rebuild.
9287
2f35ab9b
ILT		 9288 * mremap.c: New file.
9289 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9290 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9291 (mremap): Declare if HAVE_MREMAP is not defined.
9292 * configure, Makefile.in, config.in: Rebuild.
9293
33aea2fd
CC		 92942009-03-27 Cary Coutant <ccoutant@google.com>
9295
9296 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9297 position independent.
9298 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9299 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9300
6d479619
CC		 93012009-03-24 Cary Coutant <ccoutant@google.com>
9302
9303 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9304 an executable.
9305 (needs_dynamic_reloc): Likewise.
9306
afc06bb8
ILT		 93072009-03-24 Ian Lance Taylor <iant@google.com>
9308
9309 * yyscript.y (file_cmd): Recognize EXTERN.
9310 (extern_name_list, extern_name_list_body): New nonterminals.
9311 * script.cc (script_add_extern): Define.
9312 * script-c.h (script_add_extern): Declare.
9313
f6060a4d
ILT		 93142009-03-24 Rafael Avila de Espindola <espindola@google.com>
9315
9316 * object.cc (is_elf_object): Define.
9317 * object.h (is_elf_object): Declare.
9318 * archive.cc (Archive::get_elf_object_for_member): Call
9319 is_elf_object.
33aea2fd 9320 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9321
26736d8e
ILT		 93222009-03-24 Elliott Hughes <enh@google.com>
9323
9324 * output.cc (Output_file::map_anonymous): Define.
9325 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9326 try an anonymous one. Report the size if the mmap fails.
9327 * output.h (class Output_file): Declare map_anonymous.
9328
22fd9730
ILT		 93292009-03-24 Ian Lance Taylor <iant@google.com>
9330
9331 * target-select.cc (instantiate_target): Don't acquire the lock if
9332 the instantiated_target_ field has already been set.
9333
cb010894
ILT		 93342009-03-23 Ian Lance Taylor <iant@google.com>
9335
7f055c20
ILT		 9336 * gold-threads.h (class Initialize_lock): Define.
9337 * gold-threads.cc (class Initialize_lock_once): Define.
9338 (initialize_lock_control): New static variable.
9339 (initialize_lock_pointer): New static variable.
9340 (initialize_lock_once): New static function.
9341 (Initialize_lock::Initialize_lock): Define.
9342 (Initialize_lock::initialize): Define.
9343 * target-select.h: Include "gold-threads.h".
9344 (class Target_selector): Add lock_ and initialize_lock_ fields.
9345 Don't define instantiate_target, just declare it.
9346 * target-select.cc (Target_selector::Target_selector): Initialize
9347 new fields.
9348 (Target_selector::instantiate_target): Define.
9349 * descriptors.h: Include "gold-threads.h".
9350 (class Descriptors): Add initialize_lock_ field.
9351 * descriptors.cc (Descriptors::Descriptors): Initialize new
9352 field.
9353 (Descriptors::open): Use initialize_lock_ field
9354 * errors.h (class Errors): Add initialize_lock_ field.
9355 * errors.cc (Errors::Errors): Initialize new field.
9356 (Errors::initialize_lock): Use initialize_lock_ field.
9357 * powerpc.cc (class Target_selector_powerpc): Remove
9358 instantiated_target_ field. In do_recognize call
9359 instantiate_target rather than do_instantiate_target. In
9360 do_instantiate_target just allocate a new target.
9361 * sparc.cc (class Target_selector_sparc): Likewise.
9362
36959681
ILT		 9363 * freebsd.h: New file.
9364 * i386.cc: Include "freebsd.h".
9365 (Target_i386): Derive from Target_freebsd rather than
9366 Sized_target.
9367 (Target_selector_i386): Derive from Target_selector_freebsd rather
9368 than Target_selector.
9369 * x86_64.cc: Include "freebsd.h".
9370 (Target_x86_64): Derive from Target_freebsd rather than
9371 Sized_target.
9372 (Target_selector_x86_64): Derive from Target_selector_freebsd
9373 rather than Target_selector.
9374 * target.h (class Target): Add adjust_elf_header and
9375 do_adjust_elf_header.
9376 * output.cc (Output_file_header:: do_sized_write): Call target
9377 adjust_elf_header routine.
9378 * configure.tgt: Set targ_osabi.
9379 * configure.ac: Define GOLD_DEFAULT_OSABI.
9380 * parameters.cc (Parameters::default_target): Pass
9381 GOLD_DEFAULT_OSABI to select_target.
9382 * target-select.h (class Target_selector): Make instantiate_target
9383 protected rather than private.
9384 * Makefile.am (HFILES): Add freebsd.h.
9385 * configure, Makefile.in, config.in: Rebuild.
9386
cb010894
ILT		 9387 * merge.cc (do_add_input_section): Correct pend value. Change
9388 message about last entry not being null terminated from error to
9389 warning.
9390
0e879927
ILT		 93912009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9392
9393 * incremental.cc: New file.
9394 * Makefile.am (CCFILES): Add incremental.cc.
9395 * Makefile.in: Rebuild.
9396
41105937
PP		 93972009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9398
9399 * layout.cc (Layout::output_section_name): Preserve names
9400 of '.note.' sections.
e1df38aa 9401
60439920
ILT		 94022009-03-19 Ian Lance Taylor <iant@google.com>
9403
9404 * descriptors.cc (Descriptors::open): Check that the options are
9405 valid before using them.
9406
0d371ad3
ILT		 94072009-03-18 Ian Lance Taylor <iant@google.com>
9408
9409 * script-sections.h: Include <list>.
9410 (class Script_sections): Change Sections_elements from std::vector
9411 to std::list. Typedef public Elements_iterator. Add
9412 orphan_section_placement_, data_segment_align_start_, and
9413 saw_data_segment_align_ fields. Remove data_segment_align_index_
9414 field.
9415 * script-sections.cc (class Orphan_section_placement): New class.
9416 (class Sections_element): Add virtual functions is_relro and
9417 orphan_section_init. Remove virtual function place_orphan_here.
9418 (class Output_section_definition): Add is_relro and
9419 orphan_section_init. Remove place_orphan_here.
9420 (class Orphan_output_section): Likewise.
9421 (Script_sections::Script_sections): Update for field changes.
9422 (Script_sections::data_segment_align): Set saw_data_segment_align_
9423 and data_segment_align_start_, not data_segment_align_index.
9424 (Script_sections::data_segment_relro_end): Check
9425 saw_data_segment_align_. Use data_segment_align_start_ rather
9426 than data_segment_align_index_.
9427 (Script_sections::place_orphan): Rewrite to use
9428 Orphan_section_placement.
9429
9201d894
ILT		 94302009-03-17 Ian Lance Taylor <iant@google.com>
9431
9c5b8369
ILT		 9432 * archive.cc (Archive::add_symbols): Check for a version attached
9433 to the symbol name in the archive map.
9434 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9435 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9436 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9437 (ver_test_11.a): New target.
9438 * testsuite/Makefile.in: Rebuild.
9439
9201d894
ILT		 9440 * configure.ac: Check for chsize and posix_fallocate. Replace
9441 ftruncate.
9442 * ftruncate.c: New file, from gnulib.
9443 * output.cc (posix_fallocate): Define dummy version if not
9444 HAVE_POSIX_FALLOCATE.
9445 (Output_file::map): Call posix_fallocate rather than lseek and
9446 write.
9447 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9448 * configure, Makefile.in, config.in: Rebuild.
9449
ef4ab7a8 94502009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9451
ef4ab7a8
PP		 9452 * layout.h (Layout::create_note): Add section_name parameter.
9453 * layout.cc (Layout::create_note): Likewise.
9454 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9455
8c500701
ILT		 94562009-03-17 Ian Lance Taylor <iant@google.com>
9457
e85b18e1
ILT		 9458 * descriptors.cc: Include "options.h".
9459 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9460 (Descriptors::open): Always use O_CLOEXEC when opening a new
9461 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9462 then set FD_CLOEXEC.
9463
9efe6174
ILT		 9464 * sparc.cc (class Target_sparc): Add has_got_section.
9465 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9466 make sure we have a GOT section.
9467
9468 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9469 (Target_sparc::Scan::local): Likewise.
9470 (Target_sparc::Scan::global): Likewise.
9471 (Target_sparc::Relocate::relocate): Likewise.
9472 (Target_sparc::Relocate::relocate_tls): Likewise.
9473
8c500701
ILT		 9474 * symtab.cc (Symbol_table::define_default_version): New function,
9475 broken out of add_from_object.
9476 (Symbol_table::add_from_object): Call define_default_version.
9477 (Symbol_table::define_special_symbol): Add resolve_oldsym
9478 parameter. Change all callers. If the version for a symbol comes
9479 from a version script, resolve it with the symbol with the same
9480 name with no version. Also add the symbol without a version if
9481 appropriate.
9482 (do_define_in_output_data): If resolving with oldsym, don't delete
9483 sym.
9484 (do_define_in_output_segment): Likewise.
9485 (do_define_as_constant): Likewise.
9486 * symtab.h (class Symbol_table): Update declarations.
9487
f1ed28fb
ILT		 94882009-03-13 Ian Lance Taylor <iant@google.com>
9489
15f8229b
ILT		 9490 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9491 (Read_symbols::requeue): New function.
9492 (Read_symbols::do_read_symbols): If make_elf_object fails because
9493 the target type is not configured, and the file was searched for,
9494 issue a warning and retry with the next directory.
9495 (Add_symbols::run): If the file has an incompatible format, and
9496 it was searched for, requeue the Read_symbols task. On error,
9497 release the object.
9498 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9499 dirindex parameter to constructor. Change all callers. Declare
9500 incompatible_warning and requeue.
9501 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9502 input_argument_ and input_group_ fields. Add them to
9503 constructor. Change all callers.
9504 (class Read_script): Add dirindex_ field. Add it to constructor.
9505 Change all callers.
9506 * archive.cc (Archive::setup): Remove input_objects parameter.
9507 Change all callers.
9508 (Archive::get_file_and_offset): Likewise.
9509 (Archive::read_all_symbols): Likewise.
9510 (Archive::read_symbols): Likewise.
9511 (Archive::get_elf_object_for_member): Remove input_objects
9512 parameter. Add punconfigured parameter. Change all callers.
9513 (Archive::add_symbols): Change return type to bool. Check return
9514 value of include_member.
9515 (Archive::include_all_members): Likewise.
9516 (Archive::include_member): Change return type to bool. Return
9517 false if first included object has incompatible target. Set
9518 included_member_ field.
9519 (Add_archive_symbols::run): If add_symbols returns false, requeue
9520 Read_symbols task.
9521 * archive.h (class Archive): Add included_member_ field.
9522 Initialize it in constructor. Add input_file and searched_for
9523 methods. Update declarations.
9524 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9525 input_argument_ fields. Add them to constructor. Change all
9526 callers.
9527 * script.cc: Include "target-select.h".
9528 (class Parser_closure): Add skip_on_incompatible_target_ and
9529 found_incompatible_target_ fields. Add
9530 skip_on_incompatible_target parameter to constructor. Change all
9531 callers. Add methods skip_on_incompatible_target,
9532 clear_skip_on_incompatible_target, found_incompatible_target, and
9533 set_found_incompatible_target.
9534 (read_input_script): Add dirindex parameter. Change all callers.
9535 If parser finds an incompatible target, requeue Read_symbols
9536 task.
9537 (script_set_symbol): Clear skip_on_incompatible_target in
9538 closure.
9539 (script_add_assertion, script_parse_option): Likewise.
9540 (script_start_sections, script_add_phdr): Likewise.
9541 (script_check_output_format): New function.
9542 * script.h (read_input_script): Update declaration.
9543 * script-c.h (script_check_output_format): Declare.
9544 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9545 (ignore_cmd): Remove OUTPUT_FORMAT.
9546 * fileread.cc (Input_file::Input_file): Add explicit this.
9547 (Input_file::will_search_for): New function.
9548 (Input_file::open): Add pindex parameter. Change all callers.
9549 * fileread.h (class Input_file): Add input_file_argument method.
9550 Declare will_search_for. Update declarations.
9551 * object.cc (make_elf_object): Add punconfigured parameter.
9552 Change all callers.
9553 * object.h (class Object): Make input_file public. Add
9554 searched_for method.
9555 (make_elf_object): Update declaration.
9556 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9557 restart search.
9558 * dirsearch.h (class Dirsearch): Update declaration.
9559 * options.h (class General_options): Add --warn-search-mismatch.
9560 * parameters.cc (Parameters::is_compatible_target): New function.
9561 * parameters.h (class Parameters): Declare is_compatible_target.
9562 * workqueue.cc (Workqueue::add_blocker): New function.
9563 * workqueue.h (class Workqueue): Declare add_blocker.
9564
f1ed28fb
ILT		 9565 * fileread.cc (Input_file::open): Remove options parameter.
9566 Change all callers.
9567 (Input_file::open_binary): Likewise.
9568 * script.cc (read_input_script): Likewise.
9569 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9570 options parameter from constructor. Change all callers.
9571 (class Read_script): Likewise.
9572 * fileread.h (class Input_file): Update declarations.
9573 * script.h (read_input_script): Update declaration.
9574
34dd024a
NC		 95752009-03-10 Nick Clifton <nickc@redhat.com>
9576
9577 * po/es.po: New Spanish translation.
9578
6d71b17c
CC		 95792009-03-06 Cary Coutant <ccoutant@google.com>
9580
9581 * options.cc (parse_short_option): Keep dash_z from registering itself.
9582
031cdbed
ILT		 95832009-03-03 Ian Lance Taylor <iant@google.com>
9584
9585 PR 9918
9586 * target-reloc.h (relocate_section): Pass output_section to
9587 relocate.
9588 * i386.cc (Target_i386::should_apply_static_reloc): Add
9589 output_section parameter. Change all callers.
9590 (Target_i386::Relocate::relocate): Add output_section parameter.
9591 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9592 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9593 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9594 * testsuite/two_file_shared.sh: New script.
9595 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9596 (check_DATA): Add two_file_shared.dbg.
9597 (two_file_shared.dbg): New target.
9598 * testsuite/Makefile.in: Rebuild.
9599
15d5fa16
ILT		 96002009-03-01 Ian Lance Taylor <iant@google.com>
9601
9602 * configure.ac: Check for byteswap.h.
9603 * configure: Rebuild.
9604 * config.in: Rebuild.
9605
8a4c0b0d
ILT		 96062009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9607
9608 * layout.cc (Layout::find_or_add_kept_section): New function.
9609 (Layout::add_comdat): Removed.
9610 * layout.h (struct Kept_section): Move out of class Layout.
9611 Remove trailing underscores from field names. Add group_sections
9612 field. Rename group_ field to is_group. Change all uses.
9613 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9614 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9615 comdat_groups_ field.
9616 (Sized_relobj::include_section_group): Use
9617 find_or_add_kept_section and Kept_section::group_sections.
9618 (Sized_relobj::include_linkonce_section): Likewise.
9619 * object.cc (class Sized_relobj): Don't define Comdat_group or
9620 Comdat_group_table. Remove find_comdat_group and
9621 add_comdat_group. Remove comdat_groups_ field.
9622 * plugin.cc (include_comdat_group): Use
9623 Layout::find_or_add_kept_section.
9624
b4ecf66b
ILT		 96252009-02-28 Ian Lance Taylor <iant@google.com>
9626
14359ca0
ILT		 9627 * README: --gc-sections and map files are now supported. Document
9628 some build requirements.
9629
b4ecf66b
ILT		 9630 PR 6992
9631 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9632 relocatable link set the value of the section symbol to zero.
9633 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9634 relocatable link don't include the section address in the local
9635 symbol value.
9636
0602e05a
ILT		 96372009-02-27 Ian Lance Taylor <iant@google.com>
9638
fd9d194f
ILT		 9639 PR 6811
9640 * options.h (class Search_directory): Add is_system_directory.
9641 (class General_options): Declare is_in_system_directory.
9642 * options.cc (get_relative_sysroot): Make static.
9643 (get_default_sysroot): Make static.
9644 (General_optoins::is_in_system_directory): New function.
9645 * fileread.cc (Input_file::is_in_system_directory): New function.
9646 * fileread.h (class Input_file): Declare is_in_system_directory.
9647 * object.h (class Object): Add is_in_system_directory.
9648 (class Input_objects): Remove system_library_directory_ field.
9649 * object.cc (Input_objects::add_object): Don't set
9650 system_library_directory_.
9651 (input_objects::found_in_system_library_directory): Remove.
9652 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9653 parameter. Change all callers.
9654 (Symbol_table::sized_write_globals): Likewise.
9655 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9656 Call Object::is_in_system_directory.
9657 * symtab.h (class Symbol_table): Update declarations.
9658
61edd21f
ILT		 9659 PR 5990
9660 * descriptors.h (Open_descriptor): Add is_on_stack field.
9661 * descriptors.cc (Descriptors::open): If the descriptor is on the
9662 top of the stack, remove it. Initialize is_on_stack field.
9663 (Descriptors::release): Only add pod to stack if it is not on the
9664 stack already.
9665 (Descriptors::close_some_descriptor): Clear stack_next and
9666 is_on_stack fields.
9667
e29e076a
ILT		 9668 PR 7091
9669 * output.cc (Output_section::find_starting_output_address): Rename
9670 from starting_output_address; add PADDR parameter; change return
9671 type.
9672 * output.h (class Output_section): Declare
9673 find_starting_output_address instead of starting_output_address.
9674 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9675 section symbol for which we can't find a merge section.
9676
0602e05a
ILT		 9677 PR 9836
9678 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9679 hidden or internal, force the symbol to be local.
9680 * resolve.cc (Symbol::override_visibility): Define.
9681 (Symbol::override_base): Use override_visibility.
9682 (Symbol_table::resolve): Likewise.
9683 (Symbol::override_base_with_special): Likewise.
9684 (Symbol_table::override_with_special): If the visibility is hidden
9685 or internal, force the symbol to be local.
9686 * symtab.h (class Symbol): Add set_visibility and
9687 override_visibility.
9688 * testsuite/ver_test_1.sh: New file.
9689 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9690 (check_DATA): Add ver_test_1.syms.
9691 (ver_test_1.syms): New target.
9692 * testsuite/Makefile.in: Rebuild.
9693
401a9a73
CC		 96942009-02-25 Cary Coutant <ccoutant@google.com>
9695
9696 * layout.cc (Layout::choose_output_section): Don't rename sections
9697 when using a linker script that has a SECTIONS clause.
9698 * Makefile.in: Regenerate.
9699
9700 * testsuite/Makefile.am (script_test_5.sh): New test case.
9701 * testsuite/Makefile.in: Regenerate.
9702 * testsuite/script_test_5.cc: New file.
9703 * testsuite/script_test_5.sh: New file.
9704 * testsuite/script_test_5.t: New file.
9705
f488e4b0
CC		 97062009-02-13 Rafael Avila de Espindola <espindola@google.com>
9707
9708 * archive.cc (Archive::include_member): Update calls to add_symbols.
9709 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9710 the Layout argument.
9711 * dynobj.h (do_add_symbols): Add the Layout argument.
9712 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9713 Layout argument.
9714 * object.h (Object::add_symbols): Add the Layout argument.
9715 (Object::do_add_symbols): Add the Layout argument.
9716 (Sized_relobj::do_add_symbols): Add the Layout argument.
9717 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9718 Unify the two versions.
9719 (Add_plugin_symbols): Remove.
9720 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9721 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9722 (Add_plugin_symbols): Remove.
9723 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9724 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9725 (Add_symbols::run): Make it work with Pulginobj.
9726
89dd1680
ILT		 97272009-02-06 Ian Lance Taylor <iant@google.com>
9728
9729 * object.cc (Sized_relobj::do_layout): Make info message start
9730 with lower case letter.
9731
266d0a74
ILT		 97322009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9733
602b464e
ILT		 9734 * binary.cc: Fix file comment.
9735
266d0a74
ILT		 9736 * options.h (enum Incremental_disposition): Define.
9737 (class General_options): Add new options: --incremental,
9738 --incremental_changed, --incremental_unchanged,
9739 --incremental_unknown. Add incremental_disposition_ and
9740 implicit_incremental_ fields.
9741 (General_options::incremental_disposition): New function.
9742 (class Position_dependent_options): Add incremental_disposition
9743 option.
9744 (Position_dependent_options::copy_from_options): Set incremental
9745 dispositions.
9746 * options.cc (General_options::parse_incremental_changed): New
9747 function.
9748 (General_options::parse_incremental_unchanged): New function.
9749 (General_options::parse_incremental_unknown): New function.
9750 (General_options::General_options): Initialize new fields
9751 incremental_disposition_ and implicit_incremental_.
9752 (General_options::finalize): Check for uasge of --incremental-*
9753 without --incremental.
9754
f073bbf7
CD		 97552009-02-06 Chris Demetriou <cgd@google.com>
9756
9757 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9758 pointer and to report location as the file name associated with
9759 the symbol.
9760 (gold_undefined_symbol_at_location): New function to replace the
9761 old gold_undefined_symbol functionality.
9762 * target-reloc.h (relocate_section): Update to use
9763 gold_undefined_symbol_at_location.
9764 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9765 Call gold_undefined_symbol function rather than gold_error.
9766 * errors.h (Errors::undefined_symbol): Take location as a
9767 string, rather than calculating it from a relocation.
9768 * errors.cc (Errors::fatal): Print "fatal error:" before the
9769 formatted message.
9770 (Errors::error, Errors::error_at_location): Print "error: "
9771 before the formatted message.
9772 (Errors::undefined_symbol): Take location as a string, rather
9773 than calculating it from a relocation.
9774 (gold_undefined_symbol_at_location): New function akin to
9775 old gold_undefined_symbol, calculates location from relocation.
9776 (gold_undefined_symbol): Change to take only a Symbol pointer
9777 and to report location as the file name associated with the symbol.
9778 * testsuite/debug_msg.sh: Update for changed error messages.
9779 * testsuite/undef_symbol.sh: Likewise.
9780
8e94a90c
ILT		 97812009-02-04 Duncan Sands <baldrick@free.fr>
9782
9783 PR 9812
9784 * reduced_debug_output.h
9785 (Output_reduced_debug_abbrev_section::failed): Use format for
9786 gold_warning.
9787 (Output_reduced_debug_info_section::faild): Likewise.
9788
88a0e15b
ILT		 97892009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9790
9791 * script.cc (Lazy_demangler): New class.
9792 (Version_script_info::get_symbol_version_helper): Demangle a
9793 symbol only once.
9794
5efc7cd2
CC		 97952009-01-29 Cary Coutant <ccoutant@google.com>
9796
9797 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9798 to __tls_get_addr.
9799 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9800
e0ebcf42
ILT		 98012009-01-28 Ian Lance Taylor <iant@google.com>
9802
5efc7cd2 9803 * version.cc (version_string): Bump to 1.9.
75fe7426 9804
e0ebcf42
ILT		 9805 * gold.h: Include <cstring> and <stdint.h>.
9806 * version.cc: Include <cstdio>.
9807 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9808 warning.
9809 * reduced_debug_output.cc (insert_into_vector): Rename from
9810 Insert_into_vector; change all callers. Use Swap_unaligned to
9811 avoid aliasing issue; remove union since it is unnecessary.
9812
8e2813be 98132009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9814
9815 * Makefile.am (CCFILES): Add gc.cc.
9816 (HFILES): Add gc.h.
9817 * Makefile.in: Regenerate.
9818 * gold.cc (Gc_runner): New class.
9819 (queue_initial_tasks): Call garbage collection related tasks
9820 when corresponding options are invoked.
9821 (queue_middle_gc_tasks): New function.
9822 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9823 processed early before laying out sections during garbage collection.
9824 * gold.h (queue_middle_gc_tasks): New function.
9825 (is_prefix_of): Move from "layout.cc".
9826 * i386.cc (Target_i386::gc_process_relocs): New function.
9827 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9828 * main.cc (main): Create object of class "Garbage_collection".
9829 * object.cc (Relobj::copy_symbols_data): New function.
9830 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9831 (Sized_relobj::do_layout): Allow this function to be called twice
9832 during garbage collection and defer layout of section during the
6d03d481
ST		 9833 first call.
9834 * object.h (Relobj::get_symbols_data): New function.
9835 (Relobj::is_section_name_included): New function.
9836 (Relobj::copy_symbols_data): New function.
9837 (Relobj::set_symbols_data): New function.
9838 (Relobj::get_relocs_data): New function.
9839 (Relobj::set_relocs_data): New function.
9840 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9841 (Relobj::gc_process_relocs): New function.
9842 (Relobj::do_gc_process_relocs): New pure virtual function.
9843 (Relobj::sd_): New data member.
9844 (Sized_relobj::is_output_section_offset_invalid): New function.
9845 (Sized_relobj::do_gc_process_relocs): New function.
9846 * options.h (General_options::gc_sections): Modify to not be a no-op.
9847 (General_options::print_gc_sections): New option.
9848 * plugin.cc (Plugin_finish::run): Remove function call to
9849 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9850 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9851 * reloc.cc (Read_relocs::run): Add task to process relocs and
9852 determine unreferenced sections when doing garbage collection.
9853 (Gc_process_relocs): New class.
9854 (Sized_relobj::do_gc_process_relocs): New function.
9855 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9856 sections that are garbage collected.
9857 * reloc.h (Gc_process_relocs): New class.
9858 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9859 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9860 symbols whose corresponding sections are garbage collected.
9861 (Symbol_table::Symbol_table): Add new parameter for the garbage
9862 collection object.
9863 (Symbol_table::gc_mark_undef_symbols): New function.
9864 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9865 (Symbol_table::gc_mark_dyn_syms): New function.
9866 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9867 as garbage.
9868 (Symbol_table::add_from_object): Likewise.
9869 (Symbol_table::add_from_relobj): When building shared objects, do not
9870 treat externally visible symbols as garbage.
9871 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9872 table information for static and relocatable links.
9873 * symtab.h (Symbol_table::set_gc): New function.
9874 (Symbol_table::gc): New function.
9875 (Symbol_table::gc_mark_undef_symbols): New function.
9876 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9877 (Symbol_table::gc_mark_dyn_syms): New function.
9878 (Symbol_table::gc_): New data member.
e1df38aa 9879 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9880 function.
9881 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9882 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9883
3b293544
CF		 98842009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9885
9886 * options.h (General_options::gc_sections): Define as a no-op for now.
9887 (General_options::no_keep_memory): Ditto.
9888 (General_options::Bshareable): Define.
9889 * options.cc (General_options::finalize): Honor -Bshareable.
9890
83d22aa8
AS		 98912009-01-20 Andreas Schwab <schwab@suse.de>
9892
9893 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9894 read the value in the contents, since we don't use it. Use the
9895 template endianness when writing.
9896 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9897
cd536b21
AS		 98982009-01-19 Andreas Schwab <schwab@suse.de>
9899
9900 * configure.tgt (powerpc64-*): Fix targ_obj.
9901
99e9a495
ILT		 99022009-01-15 Ian Lance Taylor <iant@google.com>
9903
9904 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9905 local symbols when stripping all symbols.
9906
bbbfea06
CC		 99072009-01-14 Cary Coutant <ccoutant@google.com>
9908
99e9a495 9909 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9910
0f7c0701
CC		 99112009-01-14 Cary Coutant <ccoutant@google.com>
9912
9913 * archive.cc (Archive::get_elf_object_for_member): Remove call
9914 to File_read::claim_for_plugin.
9915 * descriptors.cc (Descriptors::open): Remove reference to
9916 is_claimed.
9917 (Descriptors::claim_for_plugin): Remove.
9918 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9919 (Descriptors::is_claimed): Remove.
9920 (claim_descriptor_for_plugin): Remove.
9921 * fileread.cc (File_read::claim_for_plugin): Remove.
9922 * fileread.h (File_read::claim_for_plugin): Remove.
9923 (File_read::descriptor): Reopen descriptor if necessary.
9924 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9925 (Plugin_manager::all_symbols_read): Add task parameter. Change
9926 all callers.
9927 (Plugin_manager::get_input_file): New function.
9928 (Plugin_manager::release_input_file): New function.
9929 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9930 corresponding data member.
9931 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9932 and pass to base constructor. Change all callers.
9933 (get_input_file, release_input_file): New functions.
9934 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9935 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9936 (Plugin_manager::all_symbols_read): Add task parameter.
9937 (Plugin_manager::get_input_file): New function.
9938 (Plugin_manager::release_input_file): New function.
9939 (Plugin_manager::task_): New data member.
9940 (Pluginobj::Pluginobj): Add filesize parameter.
9941 (Pluginobj::filename): New function.
9942 (Pluginobj::descriptor): New function.
9943 (Pluginobj::filesize): New function.
9944 (Pluginobj::filesize_): New data member.
9945 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9946 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9947 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9948
9949 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9950 with archive libraries.
9951 * testsuite/Makefile.in: Regenerate.
9952 * testsuite/plugin_test.c (struct sym_info): New type.
9953 (get_input_file, release_input_file): New static variables.
9954 (onload): Capture new transfer vector entries.
9955 (claim_file_hook): Stop reading at end of file according to filesize.
9956 Factor out parsing of readelf output into separate function.
9957 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9958 APIs and get the source file name from the symbol table. Convert
9959 source file name to corresponding object file name. Print info
9960 message when adding new input files.
9961 (parse_readelf_line): New function.
9962 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9963 * testsuite/plugin_test_2.sh: Likewise.
9964 * testsuite/plugin_test_3.sh: Likewise.
9965 * testsuite/plugin_test_4.sh: New test case.
9966
62a6d109
ILT		 99672009-01-07 Ian Lance Taylor <iant@google.com>
9968
9969 * version.cc (version_string): Bump to 1.8.
9970
483620e8
CC		 99712008-12-23 Cary Coutant <ccoutant@google.com>
9972
9973 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9974 * plugin.cc (Plugin_manager::finish): Rename as
9975 layout_deferred_objects. Move cleanup to separate function.
9976 (Plugin_manager::cleanup): New function.
9977 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9978 separately.
9979 * plugin.h (Plugin_manager::finish): Rename as
9980 layout_deferred_objects.
9981 (Plugin_manager::cleanup): New function.
9982 (Plugin_manager::cleanup_done): New field.
9983
d66a9eb3
CC		 99842008-12-23 Cary Coutant <ccoutant@google.com>
9985
9986 * plugin.cc (is_visible_from_outside): New function.
9987 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9988 so we don't return "IR only" status for exported symbols or -r links.
9989
9990 * testsuite/Makefile.am (plugin_test_3): New test case.
9991 * testsuite/Makefile.in: Regenerate.
9992 * testsuite/plugin_test_3.sh: New file.
9993
5995b570
CC		 99942008-12-22 Cary Coutant <ccoutant@google.com>
9995
9996 * object.cc (Sized_relobj::layout_section): New function.
9997 (Sized_relobj::do_layout): Defer layout of input sections until after
9998 plugin has provided replacement files.
9999 (Sized_relobj::do_layout_deferred_sections): New function.
10000 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10001 (Relobj::layout_deferred_sections): New function.
10002 (Relobj::do_layout_deferred_sections): New function.
10003 (Sized_relobj::do_layout_deferred_sections): New function.
10004 (Sized_relobj::layout_section): New function.
10005 (Sized_relobj::Deferred_layout): New structure.
10006 (Sized_relobj::deferred_layout_): New field.
10007 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10008 Change all callers. Layout deferred sections.
10009 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10010 references.
10011 (Plugin_hook::run): Move code from do_plugin_hook inline.
10012 (Plugin_hook::do_plugin_hook): Remove.
10013 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10014 (Plugin_manager::finish): Renamed, was cleanup.
10015 (Plugin_manager::should_defer_layout): New function.
10016 (Plugin_manager::add_deferred_layout_object): New function.
10017 (Plugin_manager::Deferred_layout_list): New type.
10018 (Plugin_manager::deferred_layout_objects_): New field.
10019 (Plugin_hook::do_plugin_hook): Remove.
10020
ee769c88
ILT		 100212008-12-17 Ian Lance Taylor <iant@google.com>
10022
10023 * options.h (class General_options): Add --no case for
10024 --export-dynamic.
10025
abc8dcba
CC		 100262008-12-16 Cary Coutant <ccoutant@google.com>
10027
10028 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10029 vector.
10030 (Plugin_manager::claim_file): Create plugin object even if
10031 plugin did not call the add_symbols callback.
10032 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10033 asking for more symbols than were added.
10034 * testsuite/Makefile.am (plugin_test_1): Add test case with
10035 no global symbols.
10036 (empty.syms): New target.
10037 * testsuite/Makefile.in: Regenerate.
10038 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10039 message. Don't call add_symbols if no globals.
10040 (all_symbols_read_hook): Don't provide replacement for empty
10041 claimed file.
10042
b0074644
ILT		 100432008-12-12 Ian Lance Taylor <iant@google.com>
10044
68943102
ILT		 10045 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10046 r_type == 0 for a local symbol with r_sym == 0.
10047 (scan_relocatable_relocs): Pass r_sym to
10048 local_non_section_strategy.
10049 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10050 r_sym parameter.
10051
b0074644
ILT		 10052 * configure.ac: Update test for TLS descriptors: they are
10053 supported as of glibc 2.9.
10054 * configure: Rebuild.
10055
c2508178
ILT		 100562008-12-11 Ian Lance Taylor <iant@google.com>
10057
10058 PR 7091
10059 * target-reloc.h (Default_scan_relocatable_relocs): For each
10060 function, map r_type == 0 to RELOC_DISCARD.
10061
2756a258
CC		 100622008-12-10 Cary Coutant <ccoutant@google.com>
10063
10064 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10065 object to override a kept COMDAT group from a plugin object.
10066
bb6f53d3
ILT		 100672008-12-09 Ian Lance Taylor <iant@google.com>
10068
fbc558e1
ILT		 10069 PR 7088
10070 * yyscript.y (file_cmd): Handle INPUT.
10071
bb6f53d3
ILT		 10072 * testsuite/initpri1.c: Change all declarations to be full
10073 prototypes by adding void, to avoid compiler warnings.
10074
4674ecfc
CC		 100752008-12-05 Rafael Avila de Espindola <espindola@google.com>
10076
10077 * options.cc (General_options::parse_plugin_opt): New.
10078 (General_options::add_plugin): The argument now is just the filename.
10079 (General_options::add_plugin_option): New.
10080 * options.h (plugin_opt): New.
10081 (add_plugin): Change argument name.
10082 (add_plugin_option): New.
10083 * plugin.cc (Plugin::load): Don't parse the plugin option.
10084 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10085 (Plugin::add_option): New.
10086 (Plugin::args_): Change type.
10087 (Plugin::filename_): New.
10088 (Plugin_manager::add_plugin_option): New.
10089 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10090 * testsuite/Makefile.in: Regenerate.
10091
fd06b4aa
CC		 100922008-12-05 Cary Coutant <ccoutant@google.com>
10093
10094 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10095 Handle --strip-lto-sections option.
10096 * options.h (strip_lto_sections): New option.
10097
6c52134c
CC		 100982008-12-01 Cary Coutant <ccoutant@google.com>
10099
10100 * plugin.cc (ld_plugin_message): Change format parameter to const.
10101 Fix mismatch between new[] and delete.
10102
a45248e0
CC		 101032008-11-14 Cary Coutant <ccoutant@google.com>
10104
10105 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10106 instead of -1U.
10107
c82fbeee
CS		 101082008-11-05 Craig Silverstein <csilvers@google.com>
10109
10110 * options.cc (General_options::parse_dynamic_list): New function.
10111 * options.h (General_options): New flags dynamic_list,
10112 dynamic_list_data, dynamic_list_cpp_new, and
10113 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10114 (General_options::in_dynamic_list): New function.
10115 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10116 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10117 (Lex::can_continue_name): Likewise.
10118 (yylex): Likewise.
10119 (read_script_file): New parameter script_options.
10120 (read_dynamic_list): New function.
10121 (Script_options::define_dynamic_list): New function.
10122 (dynamic_list_keyword_parsecodes): New variable.
10123 (dynamic_list_keywords): New variable.
10124 * script.h (Script_options::define_dynamic_list): New function
10125 prototype.
10126 (read_dynamic_list): New function prototype.
10127 * symtab.cc (strprefix): New macro.
10128 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10129 dynamic_list_data, dynamic_list_cpp_new, and
10130 dynamic_list_cpp_typeinfo.
10131 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10132 (dynamic_list_expr): New rule.
10133 (dynamic_list_nodes): Likewise.
10134 (dynamic_list_node): Likewise.
10135 * testsuite/Makefile.am (dynamic_list): New test.
10136 * testsuite/Makefile.in: Regenerated.
10137 * testsuite/dynamic_list.t: New file.
10138 * testsuite/dynamic_list.sh: New file.
10139
e0bb29a5
CS		 101402008-11-05 Craig Silverstein <csilvers@google.com>
10141
10142 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10143 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10144 (t11_last): Likewise.
10145 * testsuite/ver_test_6.c (main): Likewise.
10146
4e1e25e0
CC		 101472008-10-07 Cary Coutant <ccoutant@google.com>
10148
10149 * options.c (General_options::finalize): Add check for -static and
10150 -shared.
10151 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10152 is not empty.
10153
92f03fcb
CC		 101542008-10-02 Cary Coutant <ccoutant@google.com>
10155
10156 * plugin.cc (make_sized_plugin_object): Fix conditional
10157 compilation to work when not all targets are enabled.
10158
fbd8a257
CC		 101592008-09-29 Cary Coutant <ccoutant@google.com>
10160
10161 * archive.cc (Archive::get_file_and_offset): Use filename instead
10162 of name to get library path.
10163 (Archive::include_member): Unlock external member of a thin archive.
10164
10165 * testsuite/Makefile.am (TEST_AR): New variable.
10166 (thin_archive_test_1): New test.
10167 (thin_archive_test_2): New test.
81636b3f
CC		 10168 * testsuite/Makefile.in: Regenerate.
10169 * testsuite/thin_archive_main.cc: New file.
10170 * testsuite/thin_archive_test_1.cc: New file.
10171 * testsuite/thin_archive_test_2.cc: New file.
10172 * testsuite/thin_archive_test_3.cc: New file.
10173 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10174
eff45813
CC		 101752008-09-29 Cary Coutant <ccoutant@google.com>
10176
10177 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10178 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10179 instead of -1U.
10180 (Sized_relobj::do_finalize_local_symbols): Likewise.
10181 (Sized_relobj::map_to_kept_section): Likewise.
10182 * object.h (Sized_relobj::invalid_address): New constant.
10183 (Sized_relobj::do_output_section_offset): Check for invalid_address
10184 and return -1ULL.
10185 * output.cc (Output_reloc::local_section_offset): Use constant
10186 invalid_address instead of -1U.
10187 (Output_reloc::get_address): Likewise.
10188 (Output_section::output_address): Change -1U to -1ULL.
10189 * output.h (Output_reloc::invalid_address): New constant.
10190 * reloc.cc (Sized_relobj::write_sections): Use constant
10191 invalid_address instead of -1U.
10192 (Sized_relobj::relocate_sections): Likewise.
10193 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10194 values for merge sections.
10195 * target-reloc.h (relocate_for_relocatable): Use constant
10196 invalid_address instead of -1U.
10197
89fc3421
CC		 101982008-09-19 Cary Coutant <ccoutant@google.com>
10199
10200 Add plugin functionality for link-time optimization (LTO).
10201 * configure.ac (plugins): Add --enable-plugins option.
10202 * configure: Regenerate.
10203 * config.in: Regenerate.
10204 * Makefile.am (LIBDL): New variable.
10205 (CCFILES): Add plugin.cc.
10206 (HFILES): Add plugin.h.
10207 (ldadd_var): Add LIBDL.
10208 * Makefile.in: Regenerate.
10209
10210 * archive.cc: Include "plugin.h".
10211 (Archive::setup): Don't preread archive symbols when using a plugin.
10212 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10213 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10214 files.
10215 (Archive::include_member): Add symbols from plugin objects.
10216 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10217 * descriptors.cc (Descriptors::open): Check for file descriptors
10218 abandoned by plugins.
10219 (Descriptors::claim_for_plugin): New function.
10220 * descriptors.h (Descriptors::claim_for_plugin): New function.
10221 (Open_descriptor::is_claimed): New field.
10222 (claim_descriptor_for_plugin): New function.
10223 * fileread.cc (File_read::claim_for_plugin): New function.
10224 * fileread.h (File_read::claim_for_plugin): New function.
10225 (File_read::descriptor): New function.
10226 * gold.cc: Include "plugin.h".
10227 (queue_initial_tasks): Add task to call plugin hooks for generating
10228 new object files.
10229 * main.cc: Include "plugin.h".
10230 (main): Load plugin libraries.
10231 * object.h (Pluginobj): Declare.
10232 (Object::pluginobj): New function.
10233 (Object::do_pluginobj): New function.
10234 (Object::set_target): New function.
10235 * options.cc: Include "plugin.h".
10236 (General_options::parse_plugin): New function.
10237 (General_options::General_options): Initialize plugins_ field.
10238 (General_options::add_plugin): New function.
10239 * options.h (Plugin_manager): Declare.
10240 (General_options): Add --plugin option.
10241 (General_options::has_plugins): New function.
10242 (General_options::plugins): New function.
10243 (General_options::add_plugin): New function.
10244 (General_options::plugins_): New field.
10245 * plugin.cc: New file.
10246 * plugin.h: New file.
10247 * readsyms.cc: Include "plugin.h".
10248 (Read_symbols::do_read_symbols): Check for archive before checking
10249 for ELF file. Call plugin hooks to claim files.
10250 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10251 from a real object file; force override when processing replacement
10252 files.
10253 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10254 (Symbol::init_base_object): Likewise.
10255 (Symbol::init_base_output_data): Likewise.
10256 (Symbol::init_base_output_segment): Likewise.
10257 (Symbol::init_base_constant): Likewise.
10258 (Symbol::init_base_undefined): Likewise.
10259 (Symbol::output_section): Assert that object is not a plugin.
10260 (Symbol_table::add_from_pluginobj): New function.
10261 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10262 undefined.
10263 (Symbol_table::sized_write_globals): Likewise.
10264 (Symbol_table::add_from_pluginobj): Instantiate template.
10265 * symtab.h (Sized_pluginobj): Declare.
10266 (Symbol::in_real_elf): New function.
10267 (Symbol::set_in_real_elf): New function.
10268 (Symbol::in_real_elf_): New field.
10269 (Symbol_table::add_from_pluginobj): New function.
10270
10271 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10272 (LIBDL): New variable.
10273 (LDADD): Add LIBDL.
10274 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10275 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10276 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10277 (MOSTLYCLEANFILES): Likewise.
10278 * testsuite/Makefile.in: Regenerate.
10279 * testsuite/plugin_test.c: New file.
10280 * testsuite/plugin_test_1.sh: New file.
10281 * testsuite/plugin_test_2.sh: New file.
10282
de31bda5
ILT		 102832008-09-16 Ian Lance Taylor <iant@google.com>
10284
9c2d0ef9
ILT		 10285 * target-reloc.h (relocate_section): Check whether a symbol is
10286 defined by the ABI before reporting an undefined symbol error.
10287 * target.h (Target::is_defined_by_abi): Make parameter const.
10288 (Target::do_is_defined_by_abi): Likewise.
10289 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10290 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10291 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10292 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10293 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10294 * testsuite/Makefile.in: Rebuild.
10295
de31bda5
ILT		 10296 * fileread.cc (make_view): Add casts to avoid warning.
10297
9fa33bee
AO		 102982008-09-16 Alexandre Oliva <aoliva@redhat.com>
10299
10300 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10301 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10302
183fd0e3
AO		 103032008-09-16 Alexandre Oliva <aoliva@redhat.com>
10304
10305 * options.h (General_options::output_is_executable): New.
10306 (General_options::output_is_pie): New.
10307 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10308 for shared libraries.
10309 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10310
7be8330a
CD		 103112008-09-11 Chris Demetriou <cgd@google.com>
10312
10313 * options.h (origin): New -z option.
10314 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10315 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10316 in DT_FLAGS_1.
10317
a9caad02
CC		 103182008-09-05 Cary Coutant <ccoutant@google.com>
10319
10320 * fileread.cc (File_read::make_view): Add check for attempt to map
10321 beyond end of file.
10322
ae6dce4d
CC		 103232008-09-05 Cary Coutant <ccoutant@google.com>
10324
10325 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10326 explicit instantiations.
10327
d7ab2a47
KVH		 103282008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10329
10330 PR gold/6858
10331 * options.cc (General_options::finalize): Allow undefined symbols
10332 in shlibs if linking -shared.
10333
10334 PR gold/6859
10335 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10336 symbols as not needing a dynsym entry.
10337
1e52a9c1
CS		 103382008-08-20 Craig Silverstein <csilvers@google.com>
10339
10340 * fileread.cc (File_read::open): Do not lock the file unless it
10341 was successfully opened.
10342
d85c80a3
CC		 103432008-08-14 Cary Coutant <ccoutant@google.com>
10344
10345 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10346 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10347 * testsuite/tls_test.cc (struct int128): 128-bit struct
10348 for testing TLS relocs with non-zero addend.
10349 (v12): New TLS variable.
10350 (t12): New test.
10351 (t_last): Add check for v12.
10352 * testsuite/tls_test.h (t12): New function.
10353 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10354
2d924fd9
ILT		 103552008-08-13 Ian Lance Taylor <iant@google.com>
10356
10357 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10358 set tls_segment_ or relro_segment_.
10359 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10360 when appropriate.
10361 * output.h (Output_section::clear_is_relro): New function.
10362 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10363 sections specially even when output_data_ is empty.
10364 (Output_segment::maximum_alignment): When first section is relro,
10365 only force alignment for PT_LOAD segments.
10366 * script.cc (script_data_segment_align): New function.
10367 (script_data_segment_relro_end): New function.
10368 * script-c.h (script_data_segment_align): Declare.
10369 (script_data_segment_relro_end): Declare.
10370 * script-sections.h (class Script_sections): Declare
10371 data_segment_align and data_segment_relro_end. Add fields
10372 segment_align_index_ and saw_relro_end_.
10373 * script-sections.cc (class Sections_element): Add set_is_relro
10374 virtual function. Add new bool* parameter to place_orphan_here.
10375 Add get_output_section virtual function.
10376 (class Output_section_definition): Add set_is_relro. Add new
10377 bool* parameter to place_orphan_here. Add get_output_section.
10378 Add is_relro_ field.
10379 (Output_section_definition::Output_section_definition): Initialize
10380 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10381 and is_relro_ fields.
10382 (Output_section_definition::place_orphan_here): Add is_relro
10383 parameter.
10384 (Output_section_definition::set_section_addresses): Set relro for
10385 output section.
10386 (Output_section_definition::alternate_constraint): Likewise.
10387 (class Orphan_output_section): Add new bool* parameter to
10388 place_orphan_here. Add get_output_section.
10389 (Orphan_output_section::place_orphan_here): Add is_relro
10390 parameter.
10391 (Script_sections::Script_sections): Initialize
10392 data_segment_align_index_ and saw_relro_end_.
10393 (Script_sections::data_segment_align): New function.
10394 (Script_sections::data_segment_relro_end): New function.
10395 (Script_sections::place_orphan): Set or clear is_relro.
10396 (Script_sections::set_section_addresses): Force alignment of first
10397 TLS section.
10398 * yyscript.y (exp): Call script_data_segment_align and
10399 script_data_segment_relro_end.
10400 * testsuite/relro_script_test.t: New file.
10401 * testsuite/relro_test.cc (using_script): Declare.
10402 (t1, t2): Test using_script.
10403 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10404 (relro_script_test_SOURCES): Define.
10405 (relro_script_test_DEPENDENCIES): Define.
10406 (relro_script_test_LDFLAGS): Define.
10407 (relro_script_test_LDADD): Define.
10408 (relro_script_test.so): New target.
10409 * testsuite/Makefile.in: Rebuild.
10410
f827c9a9
CC		 104112008-08-06 Cary Coutant <ccoutant@google.com>
10412
10413 * archive.cc (Archive::total_archives, Archive::total_members)
10414 (Archive::total_members_loaded): New variables.
10415 (Archive::setup): Add parameter. Add option to preread
10416 archive symbols.
10417 (Archive::read_armap): Add counter.
10418 (Archive::get_file_and_offset): New function.
10419 (Archive::get_elf_object_for_member): New function.
10420 (Archive::read_all_symbols): New function.
10421 (Archive::read_symbols): New function.
10422 (Archive::add_symbols): Add counters.
10423 (Archive::include_all_members): Use armap to find members if it's
10424 already built.
10425 (Archive::include_member): Skip reading symbols if already read.
10426 Factored code into Archive::get_file_and_offset and
10427 Archive::get_elf_object_for_member. Changed call to
10428 Mapfile::report_include_archive_member.
10429 (Archive::print_stats): New function.
10430 * archive.h: Declare Object and Read_symbols_data classes.
10431 (Archive::Archive): Add initializers for new members.
10432 (Archive::setup): Add parameter.
10433 (Archive::print_stats): New function.
10434 (Archive::total_archives, Archive::total_members)
10435 (Archive::total_members_loaded): New variables.
10436 (Archive::get_file_and_offset): New function.
10437 (Archive::get_elf_object_for_member): New function.
10438 (Archive::read_all_symbols): New function.
10439 (Archive::read_symbols): New function.
10440 (Archive::Archive_member): New class.
10441 (Archive::members_): New member.
10442 (Archive::num_members_): New member.
10443 * main.cc: Include archive.h.
10444 (main): Call Archive::print_stats.
10445 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10446 archive parameter; member_name is now the fully-decorated name.
10447 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10448 * options.h: (General_options): Add --preread-archive-symbols option.
10449 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10450 Archive::setup.
10451
de4c45bd
ILT		 104522008-08-04 Ian Lance Taylor <iant@google.com>
10453
10454 * symtab.h (Symbol::use_plt_offset): New function.
10455 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10456 * powerpc.cc (Relocate::relocate): Likewise.
10457 * sparc.cc (Relocate::relocate): Likewise.
10458 * x86_64.cc (Relocate::relocate): Likewise.
10459 * testsuite/weak_plt.sh: New test.
10460 * testsuite/weak_plt_main.cc: New test.
10461 * testsuite/weak_plt_shared.cc: New test.
10462 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10463 (check_PROGRAMS): Add weak_plt.
10464 (check_DATA): Add weak_plt_shared.so.
10465 (weak_plt_main_pic.o, weak_plt): New targets.
10466 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10467 * testsuite/Makefile.in: Rebuild.
10468
10469 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10470 gcctestdir/ld.
10471 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10472 * testsuite/Makefile.in: Rebuild.
10473
323ee3f4
AM		 104742008-08-04 Alan Modra <amodra@bigpond.net.au>
10475
10476 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10477 * Makefile.in: Regenerate.
10478 * po/POTFILES.in: Regenerate.
10479
7c07ecec
ILT		 104802008-07-29 Ian Lance Taylor <iant@google.com>
10481
10482 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10483 symbols before other symbols.
10484 * testsuite/script_test_2.cc (test_addr): Declare.
10485 (test_addr_alias): Declare.
10486 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10487 values.
7c07ecec
ILT		 10488 * testsuite/script_test_2.t: Define test_addr_alias and
10489 test_addr.
10490
5778530e
ILT		 104912008-07-24 Ian Lance Taylor <iant@google.com>
10492
2a00e4fb
ILT		 10493 PR 5990
10494 * descriptors.cc: New file.
10495 * descriptors.h: New file.
10496 * gold-threads.h (class Hold_optional_lock): New class.
10497 * fileread.cc: Include "descriptors.h".
10498 (File_read::~File_read): Release descriptor rather than closing
10499 it.
10500 (File_read::open) [file]: Call open_descriptor rather than open.
10501 Set is_descriptor_opened_.
10502 (File_read::open) [memory]: Assert that descriptor is not open.
10503 (File_read::reopen_descriptor): New function.
10504 (File_read::release): Release descriptor.
10505 (File_read::do_read): Make non-const. Reopen descriptor.
10506 (File_read::read): Make non-const.
10507 (File_read::make_view): Reopen descriptor.
10508 (File_read::do_readv): Likewise.
10509 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10510 Update declarations.
10511 * layout.cc: Include "descriptors.h".
10512 (Layout::create_build_id): Use open_descriptor rather than open.
10513 * output.cc: Include "descriptors.h".
10514 (Output_file::open): Use open_descriptor rather than open.
10515 * archive.cc (Archive::const_iterator): Change Archive to be
10516 non-const.
10517 (Archive::begin, Archive::end): Make non-const.
10518 (Archive::count_members): Likewise.
10519 * archive.h (class Archive): Update declarations.
10520 * object.h (Object::read): Make non-const.
10521 * Makefile.am (CCFILES): Add descriptors.cc.
10522 (HFILES): Add descriptors.h.
10523 * Makefile.in: Rebuild.
10524
801647d1
ILT		 10525 PR 6716
10526 * gold.h: Always include <clocale>. Add Solaris workarounds
10527 following code in binutils/sysdep.h.
10528
5edd166e
ILT		 10529 PR 6048
10530 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10531 this->eh_frame_hdr_ is NULL before using it.
10532
c89ad728
ILT		 10533 * dynobj.cc (Versions::Versions): Update comment.
10534
aa86f06b
ILT		 10535 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10536 the base version name.
10537
5778530e
ILT		 10538 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10539 array size plus one.
10540 (Stringpool_template::set_string_offsets): Subtract one from key
10541 before using it as an array index.
10542 (Stringpool_template::get_offset_with_length): Likewise.
10543 (Stringpool_template::write_to_buffer): Likewise.
10544 * stringpool.h (Stringpool_template::get_offset_from_key):
10545 Likewise.
10546
057ead22
ILT		 105472008-07-23 Ian Lance Taylor <iant@google.com>
10548
7f649c59
ILT		 10549 PR 6658
10550 * object.h (Merged_symbol_value::value): Do our best to handle a
10551 negative addend.
10552
057ead22
ILT		 10553 PR 6647
10554 * script.cc (Version_script_info::get_versions): Don't add empty
10555 version tag to return value.
10556 (Version_script_info::get_symbol_version_helper): Change return
10557 type to bool. Add pversion parameter. Change all callers.
10558 (script_register_vers_node): Don't require a non-NULL tag.
10559 * script.h (class Version_script_info): Update declarations.
10560 (Version_script_info::get_symbol_version): Change return type to
10561 bool. Add version parameter. Change all callers.
10562 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10563 handling. Handle an empty version from a version script.
10564 (Symbol_table::define_special_symbol): Likewise.
10565 * testsuite/ver_test_10.script: New file.
10566 * testsuite/ver_test_10.sh: New file.
10567 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10568 (check_DATA): Add ver_test_10.syms.
10569 (ver_test_10.syms, ver_test_10.so): New target.
10570 * testsuite/Makefile.in: Rebuild.
10571
58e54ac2
CD		 105722008-07-23 Simon Baldwin <simonb@google.com>
10573
10574 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10575 to zero for undefined symbols from dynamic libraries.
10576
95d14cd3
ILT		 105772008-07-23 Ian Lance Taylor <iant@google.com>
10578
10579 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10580 Change all callers.
10581 * symtab.h (class Symbol_table): Update declaration.
10582 * testsuite/ver_test_9.cc: New file.
10583 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10584 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10585 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10586 (ver_test_9.so, ver_test_9.o): New targets.
10587 * testsuite/Makefile.in: Rebuild.
10588
92de84a6
ILT		 105892008-07-22 Ian Lance Taylor <iant@google.com>
10590
34810851
ILT		 10591 * options.h (class General_options): Define --check-sections.
10592 * layout.cc (Layout::set_segment_offsets): Handle
10593 --check-sections.
10594
af6156ef
ILT		 10595 * options.h (class General_options): Define -n/--nmagic and
10596 -N/--omagic.
10597 * options.cc (General_options::finalize): For -n/--nmagic or
10598 -N/--omagic, set -static.
10599 * layout.cc (Layout::attach_allocated_section_to_segment): If
10600 -N/--omagic, don't put read-only and read-write sections in
10601 different segments.
10602 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10603 finding a read-only segment.
10604 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10605 don't set the minimum segment alignment to the common page size,
10606 and don't set the file offset to the address modulo the page size.
10607 * script-sections.cc (Script_sections::create_segments): If
10608 -n/--omagic, don't put read-only and read-write sections in
10609 different segments.
10610
92de84a6
ILT		 10611 * cref.cc: New file.
10612 * cref.h: New file.
10613 * options.h (class General_options): Add --print-symbol-counts.
10614 * main.cc (main): Issue defined symbol report if requested.
10615 * archive.cc (Archive::interpret_header): Make into a const member
10616 function.
10617 (Archive::add_symbols): Call Input_objects::archive_start and
10618 archive_stop.
10619 (Archive::const_iterator): Define new class.
10620 (Archive::begin, Archive::end): New functions.
10621 (Archive::include_all_members): Rewrite to use iterator.
10622 (Archive::count_members): New function.
10623 * archive.h (class Archive): Update declarations.
10624 (Archive::filename): New function.
10625 * object.cc: Include "cref.h".
10626 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10627 (Sized_relobj::do_get_global_symbol_counts): New function.
10628 (Input_objects::add_object): Add object to cross-referencer.
10629 (Input_objects::archive_start): New function.
10630 (Input_objects::archive_stop): New function.
10631 (Input_objects::print_symbol_counts): New function.
10632 * object.h: Declare Cref and Archive.
10633 (Object::get_global_symbol_counts): New function.
10634 (Object::do_get_global_symbol_counts): New pure virtual function.
10635 (class Sized_relobj): Add defined_count_ field. Update
10636 declarations.
10637 (class Input_objects): Add cref_ field. Update constructor.
10638 Update declarations.
10639 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10640 defined_count_.
10641 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10642 symbol counts.
10643 (Sized_dynobj::do_get_global_symbol_counts): New function.
10644 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10645 defined_count_. Update declarations. Define Symbols typedef.
10646 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10647 parameter. Change all callers.
10648 (Symbol_table::add_from_dynobj): Add sympointers and defined
10649 parameters. Change all callers.
10650 * symtab.h (class Symbol_table): Update declarations.
10651 * Makefile.am (CCFILES): Add cref.cc.
10652 (HFILES): Add cref.h.
10653 * Makefile.in: Rebuild.
10654
3f7c5e1d
CD		 106552008-07-22 Simon Baldwin <simonb@google.com>
10656
10657 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10658 to zero when writing undefined symbols.
10659
e0b64032
ILT		 106602008-07-22 Ian Lance Taylor <iant@google.com>
10661
10662 * output.cc (Output_section::add_input_section): Don't try to
10663 merge empty merge sections.
10664
096b02cf
CS		 106652008-07-21 Craig Silverstein <csilvers@google.com>
10666
10667 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10668 Include symbol version in error message.
cd536b21 10669
1d1f116d
CD		 106702008-07-20 Chris Demetriou <cgd@google.com>
10671
cd536b21 10672 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10673 (RANDOM_SEED_CFLAGS): New substituted variable.
10674 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10675 * configure: Rebuild.
10676 * Makefile.in: Likewise.
10677 * testsuite/Makefile.in: Likewise.
10678
a18f591e
ILT		 106792008-07-18 Ian Lance Taylor <iant@google.com>
10680
10681 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10682 where we see NAME/NULL and NAME/VERSION as separate symbols.
10683 * testsuite/ver_test_main.cc (main): Call t4.
10684 (t4, t4_2a): Define.
10685 * testsuite/ver_test_2.cc (t4_2): Define.
10686 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10687 * testsuite/ver_test_4.cc (t4_2a): Define.
10688 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10689 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10690
c6e3f6ed
ILT		 106912008-07-17 Ian Lance Taylor <iant@google.com>
10692
10693 * dynobj.cc (Versions::add_def): If we give an error about a
10694 missing version, go ahead and create the version anyhow.
10695
ef9beddf
ILT		 106962008-07-10 Ian Lance Taylor <iant@google.com>
10697
10698 Handle output sections with more than 0x7fffffff bytes.
10699 * object.h (class Relobj): Change map_to_output_ to
10700 output_sections_, and just keep a section pointer. Change all
10701 uses. Move comdat group support to Sized_relobj.
10702 (Relobj::is_section_specially_mapped): Remove.
10703 (Relobj::output_section): Remove poff parameter. Change all
10704 callers.
10705 (Relobj::output_section_offset): New function.
10706 (Relobj::set_section_offset): Rewrite.
10707 (Relobj::map_to_output): Remove.
10708 (Relobj::output_sections): New function.
10709 (Relobj::do_output_section_offset): New pure virtual function.
10710 (Relobj::do_set_section_offset): Likewise.
10711 (class Sized_relobj): Add section_offsets_ field. Add comdat
10712 group support from Relobj. Update declarations.
10713 (Sized_relobj::get_output_section_offset): New function.
10714 (Sized_relobj::do_output_section_offset): New function.
10715 (Sized_relobj::do_set_section_offset): New function.
10716 * object.cc (Relobj::output_section_address): Remove.
10717 (Sized_relobj::Sized_relobj): Initialize new fields.
10718 (Sized_relobj::include_section_group): Cast find_kept_object to
10719 Sized_relobj.
10720 (Sized_relobj::include_linkonce_section): Likewise.
10721 (Sized_relobj::do_layout): Use separate arrays for output section
10722 and output offset.
10723 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10724 output_sections.
10725 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10726 output_sections and section_offsets.
10727 (Sized_relobj::write_local_symbols): Likewise.
10728 (map_to_kept_section): Compute output address directly.
10729 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10730 output_sections and section_offsets.
10731 (Sized_relobj::write_sections): Likewise.
10732 (Sized_relobj::relocate_sections): Likewise.
10733 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10734 * output.h (class Output_reloc): Update declarations. Change
10735 u2_.relobj to Sized_relobj*.
10736 (class Output_data_reloc): Change add functions to use
10737 Sized_relobj*.
10738 * output.cc (Output_reloc::Output_reloc): Change relobj to
10739 Sized_relobj*.
10740 (Output_reloc::local_section_offset): Change return type to
10741 Elf_Addr. Use get_output_section_offset.
10742 (Output_reloc::get_address): Likewise.
10743 (Output_section::is_input_address_mapped): Don't call
10744 is_section_specially_mapped.
10745 (Output_section::output_offset): Likewise.
10746 (Output_section::output_address): Likewise.
10747 (Output_section::starting_output_address): Likewise.
10748 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10749 parameter to Sized_relobj*.
10750 (Copy_relocs::need_copy_reloc): Likewise.
10751 (Copy_relocs::save): Likewise.
10752 * copy-relocs.h (class Copy_relocs): Update declarations.
10753 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10754 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10755 * target-reloc.h (relocate_for_relocatable): Change
10756 offset_in_output_section type to Elf_Addr. Change code that uses
10757 it as well.
10758 * layout.cc (Layout::layout): Always set *off.
10759 * mapfile.cc (Mapfile::print_input_section): Use
10760 output_section_offset.
10761 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10762 Sized_relobj*.
10763 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10764 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10765 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10766
5cb66f97
ILT		 107672008-07-03 Ian Lance Taylor <iant@google.com>
10768
10769 * layout.cc (Layout::include_section): Do not discard unrecognized
10770 SHT_STRTAB sections.
10771
afe47622
CS		 107722008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10773
10774 * script.cc (Lex::can_continue_name): Make '?' allowable in
10775 version-script names.
10776 * testsuite/version_script.map: Change glob pattern to use '?'
10777
5adf9721
ILT		 107782008-06-30 Manish Singh <yosh@gimp.org>
10779
10780 PR 6585
10781 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10782 Correct typo.
10783
e6fde208
ILT		 107842008-06-30 Ian Lance Taylor <iant@google.com>
10785
10786 PR 6660
10787 PR 6682
10788 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10789 versions]: Don't try to read the value in the contents, since we
10790 don't use it. Use the template endianness when writing.
10791
3f2e6a2d
CC		 107922008-06-25 Cary Coutant <ccoutant@google.com>
10793
10794 * fileread.cc (File_read::make_view): Assert on zero-length view.
10795 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10796 symbol table when there are no symbols to read.
10797
c43d3a48
CS		 107982008-06-23 Craig Silverstein <csilvers@google.com>
10799
10800 * version.cc (version_string): Bump to 1.7
10801
5f494ea0
CS		 108022008-06-18 Craig Silverstein <csilvers@google.com>
10803
10804 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10805 constant 0xFFFF to type Valtype.
10806 (Powerpc_relocate_functions::rel16_ha): Likewise.
10807
c42e122e
ILT		 108082008-06-17 Ian Lance Taylor <iant@google.com>
10809
f34787f8
ILT		 10810 * output.h (Output_section::Input_section): Initialize p2align_ to
10811 zero for Output_section_data constructors.
10812 (Output_section::Input_section::addralign): If not an input
10813 section, return the alignment of the Output_section_data.
10814 * testsuite/copy_test.cc: New file.
10815 * testsuite/copy_test_1.cc: New file.
10816 * testsuite/copy_test_2.cc: New file.
10817 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10818 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10819 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10820 (copy_test_1_pic.o, copy_test_1.so): New targets.
10821 (copy_test_2_pic.o, copy_test_2.so): New targets.
10822 * testsuite/Makefile.in: Rebuild.
10823
c42e122e
ILT		 10824 * script-sections.cc (Script_sections::place_orphan): Initialize
10825 local variable exact.
10826
ce3ac18a
DE		 108272008-06-13 David Edelsohn <edelsohn@gnu.org>
10828
10829 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10830
42cacb20
DE		 108312008-06-12 David Edelsohn <edelsohn@gnu.org>
10832 David S. Miller <davem@davemloft.net>
10833
10834 * powerpc.cc: New file.
10835 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10836 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10837 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10838 * Makefile.in: Rebuild.
10839
7b308235
ILT		 108402008-06-09 Ian Lance Taylor <iant@google.com>
10841
10842 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10843 <exception>.
10844 (throwing, orig_terminate): New static variables.
10845 (terminate_handler): New static function.
10846 (t2): Set terminate handler.
10847
f0b886e3
ILT		 108482008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10849
10850 PR 6584
cd536b21 10851 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10852 alignment.
10853
3e90f135
CC		 108542008-05-30 Cary Coutant <ccoutant@google.com>
10855
10856 * archive.cc (Archive::include_all_members) Correct to step
10857 over symbol table and extended name table in thin archives.
10858
e09ad04a
ILT		 108592008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10860
10861 PR 6407
10862 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10863 calculation.
10864
62b01cb5
ILT		 108652008-05-28 Caleb Howe <cshowe@google.com>
10866
10867 * reduced_debug_output.cc: New file.
10868 * reduced_debug_output.h: New file.
92de84a6 10869 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10870 * options.cc (General_options::finalize): Add strip_debug_non_line
10871 to the strip heirarchy.
10872 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10873 fields.
10874 * layout.cc: Include "reduced_debug_output.h".
10875 (Layout::Layout): Initialize new fields.
10876 (line_only_debug_sections): New static array.
10877 (is_lines_only_debug_sections): New static inline function.
10878 (Layout::include_section): Handle --strip-debug-non-line.
10879 (Layout::make_output_section): If --strip-debug-non-line, build
10880 new output sections for .debug_abbrev and .debug_info.
10881 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10882 gold. Warn about possible overflow.
10883 (read_signed_LEB_128): Likewise.
10884 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10885 (read_signed_LEB_128): Declare.
10886 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10887 (HFILES): Add reduced_debug_output.h.
10888 * Makefile.in: Rebuild.
10889
7d9e3d98
ILT		 108902008-05-21 Ian Lance Taylor <iant@google.com>
10891
10892 * mapfile.cc: New file.
10893 * mapfile.h: New file.
10894 * options.h (class General_options): Add -M/--print-map and -Map.
10895 * options.cc (General_options::finalize): Make -M equivalent to
10896 -Map -.
10897 * main.cc: Include <cstdio> and "mapfile.h".
10898 (main): Open mapfile if requested.
10899 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10900 constructor. Change caller.
10901 (queue_initial_tasks): Add mapfile parameter. Change caller.
10902 (queue_middle_tasks): Likewise.
10903 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10904 declarations.
10905 * archive.cc: Include "mapfile.h".
10906 (Archive::add_symbols): Add mapfile parameter. Change all
10907 callers. Pass mapfile, symbol, and reason to include_member.
10908 (Archive::include_all_members): Add mapfile parameter. Change all
10909 callers.
10910 (Archive::include_member): Add mapfile, sym, and why parameters.
10911 Change all callers. Report inclusion to map file.
10912 * archive.h: Include "fileread.h".
10913 (class Archive): Update declarations.
10914 (Archive::file): New const method.
10915 (class Add_archive_symbols): Add mapfile_ field. Update
10916 constructor. Change all callers.
10917 * readsyms.h (class Read_symbols): Likewise.
10918 (class Finish_group): Likewise.
10919 (class Read_script): Likewise.
10920 * common.cc: Include "mapfile.h".
10921 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10922 all callers.
10923 (Symbol_table::do_allocate_commons): Likewise.
10924 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10925 symbol allocation to mapfile.
10926 * common.h (class Allocate_commons_task): Add mapfile_ field.
10927 Update constructor. Change all callers.
10928 * symtab.h (class Symbol_table): Update declarations.
10929 * layout.cc: Include "mapfile.h".
10930 (Layout_task_runner::run): Print information to mapfile.
10931 (Layout::create_gold_note): Change Output_data_fixed_space to
10932 Output_data_zero_fill.
10933 (Layout::create_build_id): Likewise.
10934 (Layout::print_to_mapfile): New function.
10935 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10936 constructor. Change caller.
10937 (class Layout): Declare print_to_mapfile.
10938 * output.cc (Output_section::Input_section::print_to_mapfile): New
10939 function.
10940 (Output_section::add_input_section): If producing a map, always
10941 add to input_sections_ list.
10942 (Output_section::do_print_to_mapfile): New function.
10943 (Output_segment::print_sections_to_mapfile): New function.
10944 (Output_segment::print_section_list_to_mapfile): New function.
10945 * output.h: Include "mapfile.h".
10946 (Output_data::print_to_mapfile): New function.
10947 (Output_data::do_print_to_mapfile): New virtual function.
10948 (Output_segment_headers::do_print_to_mapfile): New function.
10949 (Output_file_header::do_print_to_mapfile): New function.
10950 (Output_data_const::do_print_to_mapfile): New function.
10951 (class Output_data_const_buffer): Add map_name_ field. Update
10952 constructor. Change all callers. Add do_print_to_mapfile
10953 function.
10954 (class Output_data_fixed_space): Likewise.
10955 (class Output_data_space): Likewise.
10956 (class Output_data_zero_fill): New class.
10957 (Output_data_strtab::do_print_to_mapfile): New function.
10958 (Output_data_reloc_base::do_print_to_mapfile): New function.
10959 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10960 (Output_data_group::do_print_to_mapfile): New function.
10961 (Output_data_got::do_print_to_mapfile): New function.
10962 (Output_data_dynamic::do_print_to_mapfile): New function.
10963 (Output_symtab_xindex::do_print_to_mapfile): New function.
10964 (class Output_section): Declare do_print_to_mapflie. Declare
10965 print_to_mapfile in Input_section.
10966 (class Output_segment): Declare new functions.
10967 * object.h (Sized_relobj::symbol_count): New function.
10968 * script-sections.cc
10969 (Output_section_element_dot_assignment::set_section_addresses):
10970 Change Output_data_fixed_space to Output_data_zero_fill.
10971 (Output_data_expression::do_print_to_mapfile): New function.
10972 * script.cc (read_input_script): Add mapfile parameter. Change
10973 all callers.
10974 * script.h (read_input_script): Update declaration.
10975 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10976 (Eh_frame::do_print_to_mapfile): New function.
10977 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10978 (Output_merge_string::do_print_to_mapfile): New function.
10979 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10980 function.
10981 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10982 function.
10983 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10984 function.
10985 * Makefile.am (CCFILES): Add mapfile.cc.
10986 (HFILES): Add mapfile.h.
10987 * Makefile.in: Rebuild.
10988
9f1d377b
ILT		 109892008-05-19 Ian Lance Taylor <iant@google.com>
10990
10991 * options.h (class General_options): Add -z relro.
10992 * layout.cc (Layout::Layout): Initialize relro_segment_.
10993 (Layout::add_output_section_data): Return the output section.
10994 (Layout::make_output_section): Rcognize relro sections and mark
10995 them appropriately.
10996 (Layout::attach_allocated_section_to_segment): Put relro sections
10997 in a PT_GNU_RELRO segment.
10998 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10999 section as relro.
11000 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11001 PT_TLS segments.
11002 (Layout::linkonce_mapping): Map d.rel.ro.local to
11003 .data.rel.ro.local.
11004 (Layout::output_section_name): Us .data.rel.ro.local for any
11005 section which begins with that.
11006 * layout.h (class Layout): Update add_output_section_data
11007 declaration. Add relro_segment_ field.
11008 * output.cc (Output_section::Output_section): Initialize is_relro_
11009 and is_relro_local_ fields.
11010 (Output_segment::add_output_section): Group relro sections.
11011 (Output_segment::is_first_section_relro): New function.
11012 (Output_segment::maximum_alignment): If there is a relro section,
11013 align the segment to the common page size.
11014 (Output_segment::set_section_addresses): Track whether we are
11015 looking at relro sections. If the last section is a relro
11016 section, align to the common page size.
11017 (Output_segment::set_section_list_addresses): Add in_relro
11018 parameter. Change all callers. Align to the page size when
11019 moving from relro to non-relro section.
11020 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11021 segment.
11022 * output.h (class Output_section): Add is_relro_ and
11023 is_relro_local_ fields.
11024 (Output_section::is_relro): New function.
11025 (Output_section::set_is_relro): New function.
11026 (Output_section::is_relro_local): New function.
11027 (Output_section::set_is_relro_local): New function.
11028 (class Output_segment): Update declarations.
11029 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11030 * sparc.cc (Target_sparc::got_section): Likewise.
11031 * x86_64.cc (Target_x86_64::got_section): Likewise.
11032 * testsuite/relro_test_main.cc: New file.
11033 * testsuite/relro_test.cc: New file.
11034 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11035 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11036 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11037 (relro_test.so, relro_test_pic.o): New targets.
11038 * testsuite/Makefile.in: Rebuild.
11039
a984ee1d
ILT		 110402008-05-16 Ian Lance Taylor <iant@google.com>
11041
01676dcd
ILT		 11042 * output.cc (Output_segment::add_output_section): Remove front
11043 parameter.
11044 * output.h (class Output_segment): Remove
11045 add_initial_output_section and overloaded add_output_section.
11046 Update declaration of remaining add_output_section.
11047 * layout.cc (Layout::create_interp): Call add_output_section
11048 rather than add_initial_output_section.
11049 (Layout::finish_dynamic_section): Likewise.
11050
497897f9
ILT		 11051 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11052 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11053 know the dynamic type.
11054 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11055 field. Initialize it in constructor.
11056 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11057 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11058 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11059 reloc.
11060
a984ee1d
ILT		 11061 * output.cc (Output_reloc::get_address): Change return type to
11062 Elf_Addr.
11063 * output.h (class Output_reloc): Update get_address declaration.
11064 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11065 for section addresses.
11066
55ba0940
ILT		 110672008-05-09 Ian Lance Taylor <iant@google.com>
11068
11069 PR 6493
11070 * gold.cc (gold_nomem): Use return value of write.
11071
75517b77
ILT		 110722008-05-08 Ian Lance Taylor <iant@google.com>
11073
11074 * symtab.c (Symbol::init_base_output_data): Add version
11075 parameter. Change all callers.
11076 (Symbol::init_base_output_segment): Likewise.
11077 (Symbol::init_base_constant): Likewise.
11078 (Symbol::init_base_undefined): Likewise.
11079 (Sized_symbol::init_output_data): Likewise.
11080 (Sized_symbol::init_output_segment): Likewise.
11081 (Sized_symbol::init_constant): Likewise.
11082 (Sized_symbol::init_undefined): Likewise.
11083 (Symbol_table::do_define_in_output_data): If the new symbol has a
11084 version, mark it as the default.
11085 (Symbol_table::do_define_in_output_segment): Likewise.
11086 (Symbol_table::do_define_as_constant): Likewise.
11087 * symtab.h (class Symbol): Update declarations.
11088 (class Sized_symbol): Likewise.
11089 * resolve.cc (Symbol::override_version): New function.
c42e122e 11090 (Symbol::override_base): Call override_version.
75517b77
ILT		 11091 (Symbol::override_base_with_special): Likewise.
11092 * testsuite/ver_script_8.script: New file.
11093 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11094 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11095 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11096 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11097
f1f70eae
ILT		 110982008-05-06 Ian Lance Taylor <iant@google.com>
11099
f3e9c5c5
ILT		 11100 PR 6049
11101 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11102 functions.
11103 (class General_options): Remove existing --undefined, and add
11104 --no-undefined instead. Add new --undefined as synonym for -u.
11105 * archive.cc (Archive::add_symbols): Check whether symbol was
11106 named with -u.
11107 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11108 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11109 all uses. Add IS_UNDEFINED. Update declarations to split
11110 different versions of init_base. Declare init_base_undefined.
11111 (Symbol::is_defined): Handle IS_UNDEFINED.
11112 (Symbol::is_undefined): Likewise.
11113 (Symbol::is_weak_undefined): Call is_undefined.
11114 (Symbol::is_absolute): Handle IS_CONSTANT.
11115 (class Sized_symbol): Update declarations to split different
11116 versions of init. Declare init_undefined.
11117 (class Symbol_table): Declare new functions.
11118 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11119 Change all callers.
11120 (Symbol::init_base_output_data): Likewise.
11121 (Symbol::init_base_output_segment): Likewise.
11122 (Symbol::init_base_constant): Likewise.
11123 (Symbol::init_base_undefined): New function.
11124 (Sized_symbol::init_object): Rename from init. Change all
11125 callers.
11126 (Sized_symbol::init_output_data): Likewise.
11127 (Sized_symbol::init_output_segment): Likewise.
11128 (Sized_symbol::init_constant): Likewise.
11129 (Sized_symbol::init_undefined): New function.
11130 (Symbol_table::add_undefined_symbols_from_command_line): New
11131 function.
11132 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11133 function.
11134 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11135 (Symbol::output_section): Likewise.
11136 (Symbol::set_output_section): Likewise.
11137 (Symbol_table::sized_finalize_symbol): Likewise.
11138 (Symbol_table::sized_write_globals): Likewise.
11139 * resolve.cc (Symbol_table::should_override): Likewise.
11140 (Symbol::override_base_with_special): Likewise.
11141
8bdcdf2c
ILT		 11142 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11143 symbol, change it to have default visibility.
11144 * testsuite/protected_1.cc: New file.
11145 * testsuite/protected_2.cc: New file.
11146 * testsuite/protected_3.cc: New file.
11147 * testsuite/protected_main_1.cc: New file.
11148 * testsuite/protected_main_2.cc: New file.
11149 * testsuite/protected_main_3.cc: New file.
11150 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11151 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11152 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11153 (protected_1.so): New target.
11154 (protected_1_pic.o, protected_2_pic.o): New targets.
11155 (protected_3_pic.o): New target.
11156 (check_PROGRAMS): Add protected_2.
11157 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11158 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11159 * testsuite/Makefile.in: Rebuild.
11160
2b706932
ILT		 11161 * options.h (DEFINE_var): Add set_user_set_##varname__.
11162 (DEFINE_bool_alias): New macro.
11163 (class General_options): Define -Bstatic using DEFINE_bool_alias
11164 rather than DEFINE_special. Add --undefined as an alias for -z
11165 defs.
11166 * options.cc (General_options::parse_Bstatic): Remove.
11167
d82a5bcc
ILT		 11168 * options.h (class General_options): Add --fatal-warnings.
11169 * main.cc (main): Implement --fatal-warnings.
11170 * errors.h (Errors::warning_count): New function.
11171
f1f70eae
ILT		 11172 * options.h (class General_options): Add -Bsymbolic-functions.
11173 * symtab.h (Symbol::is_preemptible): Check for
11174 -Bsymbolic-functions.
11175
8825ac63
ILT		 111762008-05-05 Ian Lance Taylor <iant@google.com>
11177
d98bc257
ILT		 11178 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11179 as noVARNAME rather than no-VARNAME.
11180 (class General_options): Add option -z combreloc.
11181 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11182 get_address.
11183 (Output_reloc::sort_before) [SHT_REL]: New function.
11184 (Output_reloc::sort_before) [SHT_RELA]: New function.
11185 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11186 Sort_relocs_comparison.
11187 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11188 parameter. Change all callers.
11189 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11190 sort_relocs parameter. Change all callers.
11191 * output.cc (Output_reloc::get_address): New function, broken out
11192 of write_rel.
11193 (Output_reloc::write_rel): Call it.
11194 (Output_reloc::compare): New function.
11195 (Output_data_reloc_base::do_write): Optionally sort relocs.
11196
60b2b4e7
ILT		 11197 * configure.ac: If targ_extra_obj is set, link it in.
11198 * configure.tgt: Initialize all variables.
11199 (x86_64*): Set targ_extra_obj and targ_extra_size.
11200 * configure: Rebuild.
11201
8825ac63
ILT		 11202 * object.cc (Sized_relobj::include_section_group): Adjust section
11203 indexes read from group data. Build vector to pass to
11204 layout_group.
11205 * layout.cc (Layout::layout_group): Add flags and shndxes
11206 parameters. Remove contents parameter. Change caller. Update
11207 explicit instantiations.
11208 * layout.h (class Layout): Update layout_group declaration.
11209 * output.cc (Output_data_group::Output_data_group): Add flags and
11210 input_shndxes parameters. Remove contents parameter. Change
11211 caller.
11212 (Output_data_group::do_write): Change input_sections_ to
11213 input_shndxes_.
11214 * output.h (class Output_data_group): Update constructor
11215 declaration. Rename input_sections_ to input_shndxes_.
11216 * testsuite/many_sections_test.cc: Add template.
11217
e94cf127
CC		 112182008-04-30 Cary Coutant <ccoutant@google.com>
11219
4418b2d5
CC		 11220 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11221
e94cf127
CC		 11222 * layout.cc (Layout::include_section): Refactored check for debug
11223 info section.
11224 (Layout::add_comdat): Add new parameters. Change type
11225 of signature parameter. Add object and shndx to signatures table.
11226 (Layout::find_kept_object): New function.
11227 * layout.h: Include <cstring>.
11228 (Layout::is_debug_info_section): New function.
11229 (Layout::add_comdat): Add new parameters.
11230 (Layout::find_kept_object): New function.
11231 (Layout::Kept_section): New struct.
11232 (Layout::Signatures): Change type of map range.
11233 * object.cc (Relobj::output_section_address): New function.
11234 (Sized_relobj::include_section_group): Add new parameters. Change
11235 calls to Layout::add_comdat. Change to build table of kept comdat
11236 groups and table mapping discarded sections to kept sections.
11237 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11238 (Sized_relobj::do_layout): Change calls to include_section_group and
11239 include_linkonce_section.
11240 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11241 value to zero when section is discarded.
11242 (Sized_relobj::map_to_kept_section): New function.
11243 * object.h (Relobj::output_section_address): New function.
11244 (Relobj::Comdat_group): New type.
11245 (Relobj::find_comdat_group): New function.
11246 (Relobj::Comdat_group_table): New type.
11247 (Relobj::Kept_comdat_section): New type.
11248 (Relobj::Kept_comdat_section_table): New type.
11249 (Relobj::add_comdat_group): New function.
11250 (Relobj::set_kept_comdat_section): New function.
11251 (Relobj::get_kept_comdat_section): New function.
11252 (Relobj::comdat_groups_): New field.
11253 (Relobj::kept_comdat_sections_): New field.
11254 (Symbol_value::input_value): Update comment.
11255 (Sized_relobj::map_to_kept_section) New function.
11256 (Sized_relobj::include_linkonce_section): Add new parameter.
11257 * target-reloc.h (Comdat_behavior): New type.
11258 (get_comdat_behavior): New function.
11259 (relocate_section): Add code to map a discarded section to the
11260 corresponding kept section when applying a relocation.
11261
e4e5049b
CS		 112622008-04-30 Craig Silverstein <csilvers@google.com>
11263
11264 * dwarf_reader.cc (next_generation_count): New static var.
11265 (Addr2line_cache_entry): New struct.
11266 (addr2line_cache): New static var.
11267 (Dwarf_line_info::one_addr2line): Added caching.
11268 (Dwarf_line_info::clear_addr2line_cache): New function.
11269 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11270 cache-size parameter.
11271 (Dwarf_line_info::one_addr2line_cache): New function.
11272 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11273 new cache-size argument to one_addr2line(), and clear cache.
11274
d09e9154
CC		 112752008-04-28 Cary Coutant <ccoutant@google.com>
11276
11277 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11278 R_386_PC8 relocations.
11279
7ef73768
ILT		 112802008-04-23 Ian Lance Taylor <iant@google.com>
11281
55438702
ILT		 11282 * object.cc (Sized_relobj::include_section_group): Check for
11283 invalid section group.
11284
c165fb93
ILT		 11285 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11286 header size.
11287
7ef73768
ILT		 11288 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11289 than read for file header.
11290 * archive.cc (Archive::include_member): Likewise.
11291
6194aaab
L		 112922008-04-23 Paolo Bonzini <bonzini@gnu.org>
11293
11294 * aclocal.m4: Regenerate.
11295 * configure: Regenerate.
11296
d491d34e
ILT		 112972008-04-19 Ian Lance Taylor <iant@google.com>
11298
5ea2bac6
ILT		 11299 * version.cc (version_string): Bump to 1.6.
11300
7bc3e21a
ILT		 11301 * testsuite/Makefile.am (many_sections_r_test): New target.
11302 (many_sections_r_test_SOURCES): Remove.
11303 (many_sections_r_test_DEPENDENCIES): Remove.
11304 (many_sections_r_test_LDFLAGS): Remove.
11305 (many_sections_r_test_LDADD): Remove.
11306
7fcd3aa9
ILT		 11307 * object.cc (Sized_relobj::do_add_symbols): Always pass
11308 local_symbol_count_ to add_from_relobj.
11309
4c94d6ae
ILT		 11310 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11311 every thousand variables.
11312 * testsuite/Makefile.in: Rebuild.
11313
d491d34e
ILT		 11314 * object.cc (Xindex::initialize_symtab_xindex): New function.
11315 (Xindex::read_symtab_xindex): New function.
11316 (Xindex::sym_xindex_to_shndx): New function.
11317 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11318 available.
11319 (Sized_relobj::do_initialize_xindex): New function.
11320 (Sized_relobj::do_read_symbols): Adjust section links.
11321 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11322 parameter. Change all callers.
11323 (Sized_relobj::include_section_group): Adjust section links and
11324 symbol section indexes.
11325 (Sized_relobj::do_layout): Adjust section links.
11326 (Sized_relobj::do_count_local_symbols): Adjust section links and
11327 symbol section indexes.
11328 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11329 ordinary and special symbols.
11330 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11331 dynsym_xindex parameters. Change all callers. Adjust section
11332 links. Use SHN_XINDEX when needed.
11333 (Sized_relobj::get_symbol_location_info): Adjust section links.
11334 Don't get fooled by special symbols.
11335 * object.h (class Xindex): Define.
11336 (class Object): Add xindex_ parameter. Declare virtual functoin
11337 do_initialize_xindex.
11338 (Object::adjust_sym_shndx): New function.
11339 (Object::set_xindex): New protected function.
11340 (class Symbol_value): Add is_ordinary_shndx_ field.
11341 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11342 (Symbol_value::value): Assert ordinary section.
11343 (Symbol_value::initialize_input_to_output_map): Likewise.
11344 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11345 Change all callers.
11346 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11347 all callers.
11348 (class Sized_relobj): Update declarations.
11349 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11350 parameter. Change all callers.
11351 (Sized_relobj::adjust_shndx): New function.
11352 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11353 field.
11354 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11355 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11356 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11357 (Sized_dynobj::read_dynsym_section): Adjust section links.
11358 (Sized_dynobj::read_dynamic): Likewise.
11359 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11360 section links.
11361 (Sized_dynobj::do_initialize_xindex): New function.
11362 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11363 do_initialize_xindex.
11364 (Sized_dynobj::adjust_shndx): New function.
11365 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11366 dynsym_xindex_ fields.
11367 (Layout::finalize): Add a call to set_section_indexes before
11368 creating the symtab sections.
11369 (Layout::set_section_indexes): Don't do anything if the section
11370 already has a section index.
11371 (Layout::create_symtab_sections): Add shnum parameter. Change
11372 caller. Create .symtab_shndx section if needed.
11373 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11374 caller.
11375 (Layout::allocated_output_section_count): New function.
11376 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11377 needed.
11378 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11379 fields. Update declarations.
11380 (Layout::symtab_xindex): New function.
11381 (Layout::dynsym_xindex): New function.
11382 (class Write_symbols_task): Add layout_ field.
11383 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11384 Change caller.
11385 * output.cc (Output_section_headers::Output_section_headers): Add
11386 shstrtab_section parameter. Change all callers.
11387 (Output_section_headers::do_sized_write): Store overflow values
11388 for section count and section string table section index in
11389 section header zero.
11390 (Output_file_header::do_sized_write): Check for overflow of
11391 section count and section string table section index.
11392 (Output_symtab_xindex::do_write): New function.
11393 (Output_symtab_xindex::endian_do_write): New function.
11394 * output.h (class Output_section_headers): Add shstrtab_section_.
11395 Update declarations.
11396 (class Output_symtab_xindex): Define.
11397 (Output_section::has_out_shndx): New function.
11398 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11399 field.
11400 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11401 Change all callers.
11402 (Sized_symbol::init): Likewise.
11403 (Symbol::output_section): Check for ordinary symbol.
11404 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11405 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11406 callers.
11407 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11408 Change all callers. Simplify handling of symbols from sections
11409 not included in the link.
11410 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11411 distinction.
11412 (Weak_alias_sorter::operator()): Assert that symbols are
11413 ordinary.
11414 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11415 distinction.
11416 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11417 parameters. Change all callers.
11418 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11419 symbol distinction. Use SHN_XINDEX when needed.
11420 (Symbol_table::write_section_symbol): Add symtab_xindex
11421 parameter. Change all callers.
11422 (Symbol_table::sized_write_section_symbol): Likewise. Use
11423 SHN_XINDEX when needed.
11424 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11425 declarations.
11426 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11427 (Symbol::is_defined): Check is_ordinary.
11428 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11429 (Symbol::is_absolute, Symbol::is_common): Likewise.
11430 (class Sized_symbol): Update declarations.
11431 (class Symbol_table): Update declarations.
11432 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11433 parameters. Change all callers.
11434 (Sized_symbol::override): Likewise.
11435 (Symbol_table::override): Likewise.
11436 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11437 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11438 is_ordinary, and orig_st_shndx parameters. Change all callers.
11439 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11440 to be in an ordinary section.
11441 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11442 object and is_ordinary parameters. Change all callers.
11443 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11444 Change all callers. Don't add undefined or non-ordinary symbols
11445 to reloc_map_.
11446 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11447 Change all callers.
11448 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11449 declarations.
11450 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11451 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11452 (Sized_relobj::relocate_sections): Likewise.
11453 * target-reloc.h (scan_relocs): Adjust section symbol index.
11454 (scan_relocatable_relocs): Likewise.
11455 * i386.cc (Scan::local): Check for ordinary symbols.
11456 * sparc.cc (Scan::local): Likewise.
11457 * x86_64.cc (Scan::local): Likewise.
11458 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11459 to symbol_section_and_value.
11460 * testsuite/many_sections_test.cc: New file.
11461 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11462 (check_PROGRAMS): Add many_sections_test.
11463 (many_sections_test_SOURCES): Define.
11464 (many_sections_test_DEPENDENCIES): Define.
11465 (many_sections_test_LDFLAGS): Define.
11466 (BUILT_SOURCES): Add many_sections_define.h.
11467 (many_sections_define.h): New target.
11468 (BUILT_SOURCES): Add many_sections_check.h.
11469 (many_sections_check.h): New target.
11470 (check_PROGRAMS): Add many_sections_r_test.
11471 (many_sections_r_test_SOURCES): Define.
11472 (many_sections_r_test_DEPENDENCIES): Define.
11473 (many_sections_r_test_LDFLAGS): Define.
11474 (many_sections_r_test_LDADD): Define.
11475 (many_sections_r_test.o): New target.
11476 * testsuite/Makefile.in: Rebuild.
11477
c5818ff1
CC		 114782008-04-17 Cary Coutant <ccoutant@google.com>
11479
11480 * errors.cc (Errors::info): New function.
11481 (gold_info): New function.
11482 * errors.h (Errors::info): New function.
11483 * gold.h (gold_info): New function.
11484 * object.cc (Input_objects::add_object): Print trace output.
11485 * options.cc (options::parse_set): New function.
11486 (General_options::parse_wrap): Deleted.
11487 (General_options::General_options): Deleted initializer.
11488 * options.h (options::String_set): New typedef.
11489 (options::parse_set): New function.
11490 (DEFINE_set): New macro.
11491 (General_options::wrap): Changed to use DEFINE_set. Changed
11492 callers of any_wrap_symbols and is_wrap_symbol.
11493 (General_options::trace, General_options::trace_symbol):
11494 New options.
11495 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11496 (General_options::wrap_symbols_): Deleted.
11497 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11498
b5be4a7c
DM		 114992008-04-17 David S. Miller <davem@davemloft.net>
11500
11501 * options.cc (General_options::parse_V): New function.
11502 * options.h: Add entries for -V and -Qy.
11503
155a0dd7
ILT		 115042008-04-17 Ian Lance Taylor <iant@google.com>
11505
11506 * common.cc (Symbol_table::allocate_commons): Remove options
11507 parameter. Change caller.
11508 (Symbol_table::do_allocate_commons): Remove options parameter.
11509 Change caller. Just call do_allocate_commons_list twice.
11510 (Symbol_table::do_allocate_commons_list): New function, broken out
11511 of do_allocate_commons.
11512 * common.h (class Allocate_commons_task): Remove options_ field.
11513 Update constructor.
11514 * symtab.cc (Symbol_table::Symbol_table): Initialize
11515 tls_commons_.
11516 (Symbol_table::add_from_object): Put TLS common symbols on
11517 tls_commons_ list.
11518 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11519 which are IN_OUTPUT_DATA.
11520 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11521 allocate_commons and do_allocate_commons declarations. Declare
11522 do_allocate_commons_list.
11523 * gold.cc (queue_middle_tasks): Update creation of
11524 Allocate_commons_task to not pass options.
11525 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11526 (TLS_TEST_C_FLAGS): New variable.
11527 (tls_test_c_pic.o): New target.
11528 (tls_test_shared.so): Link in tls_test_c_pic.o.
11529 (tls_test_c_pic_ie.o): New target.
11530 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11531 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11532 (tls_test_c.o): New target.
11533 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11534 (tls_pic_test_LDADD): Likewise.
11535 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11536 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11537 (tls_test_c_gnu2.o): New target.
11538 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11539 tls_test_c_gnu2.o.
11540 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11541 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11542 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11543 * testsuite/tls_test.cc: Include "config.h".
11544 (t_last): Call t11_last.
11545 * testsuite/tls_test.h (t11, t11_last): Declare.
11546 * testsuite/tls_test_c.c: New file.
11547 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11548 * configure.ac: Check for OpenMP support.
11549 * configure, config.in, Makefile.in: Rebuild.
11550 * testsuite/Makefile.in: Rebuild.
11551
edfbb029
CC		 115522008-04-16 Cary Coutant <ccoutant@google.com>
11553
11554 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11555 (Target_i386::tls_base_symbol_defined_): New field.
11556 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11557 (Target_i386::Scan::global): Likewise.
11558 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11559 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11560 (Target_x86_64::tls_base_symbol_defined_): New field.
11561 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11562 (Target_x86_64::Scan::global): Likewise.
11563
f3c69fca
CC		 115642008-04-16 Cary Coutant <ccoutant@google.com>
11565
11566 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11567 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11568 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11569 building shared libraries.
11570 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11571 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11572 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11573 * testsuite/Makefile.in: Rebuild.
11574 * testsuite/weak_undef.h: New file.
11575 * testsuite/weak_undef_file1.cc: Add extra test cases.
11576 * testsuite/weak_undef_file2.cc: Likewise.
11577 * testsuite/weak_undef_test.cc: Likewise.
11578
7c414435
DM		 115792008-04-16 David S. Miller <davem@davemloft.net>
11580
32b769e1
DM		 11581 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11582 Add issued_non_pic_error_ field. Declare check_non_pic.
11583 (Target_sparc::Scan::check_non_pic): New function.
11584 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11585 (Target_sparc::Scan::global): Likewise.
11586
11936fb1
DM		 11587 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11588 * configure: Rebuild.
11589
7c414435
DM		 11590 * options.h (DEFINE_enable): New macro.
11591 (new_dtags): New enable option.
11592 (initfirst, interpose, loadfltr, nodefaultlib,
11593 nodelete, nodlopen, nodump): New -z options.
11594 * layout.cc (Layout:finish_dynamic_section): If new
11595 dtags enabled, emit DT_RUNPATH. Also, emit a
11596 DT_FLAGS_1 containing any specified -z flags.
11597
85c7bf8b
ILT		 115982008-04-16 Ian Lance Taylor <iant@google.com>
11599
12c0daef
ILT		 11600 * copy-relocs.cc: New file.
11601 * copy-relocs.h: New file.
11602 * reloc.cc: Remove Copy_relocs code.
11603 * reloc.h: Likewise.
11604 * reloc-types.h (struct Reloc_types) [both versions]: Add
11605 get_reloc_addend_noerror.
11606 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11607 variants of add_global which take an addend which must be zero.
11608 * i386.cc: Include "copy-relocs.h".
11609 (class Target_i386): Change type of copy_relocs_ to variable,
11610 update initializer.
11611 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11612 Change all callers.
11613 (Target_i386::do_finalize_sections): Change handling of
11614 copy_relocs_.
11615 * sparc.cc: Include "copy-relocs.h".
11616 (class Target_sparc): Change type of copy_relocs_ to variable,
11617 update initializer.
11618 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11619 Change all callers.
11620 (Target_sparc::do_finalize_sections): Change handling of
11621 copy_relocs_.
11622 * x86_64.cc: Include "copy-relocs.h".
11623 (class Target_x86_64): Change type of copy_relocs_ to variable,
11624 update initializer.
11625 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11626 class. Change all callers.
11627 (Target_x86_64::do_finalize_sections): Change handling of
11628 copy_relocs_.
11629 * Makefile.am (CCFILES): Add copy-relocs.cc.
11630 (HFILES): Add copy-relocs.h.
11631
4f4995b6
ILT		 11632 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11633
85c7bf8b
ILT		 11634 * testsuite/script_test_4.sh: Permit leading zeroes.
11635
4f2a9edd
ILT		 116362008-04-15 Ian Lance Taylor <iant@google.com>
11637
e6188289
ILT		 11638 * script-sections.cc (Script_sections::create_segments): Use
11639 header_size_adjustment even when there is enough room for the
11640 headers.
11641 * testsuite/script_test_4.sh: New file.
11642 * testsuite/script_test_4.t: New file.
11643 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11644 (check_DATA): Add script_test_4.stdout.
11645 (MOSTLYCLEANFILES): Likewise.
11646 (script_test_4): New target.
11647 (script_test_4.stdout): New target.
11648 * testsuite/Makefile.in: Rebuild.
11649
4f2a9edd
ILT		 11650 * sparc.cc: Add definitions for Output_data_plt_sparc class
11651 constants.
11652
f5314dd5
DM		 116532008-04-14 David S. Miller <davem@davemloft.net>
11654
11655 * sparc.cc: New file.
11656 * Makefile.am (TARGETSOURCES): Add sparc.cc
11657 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11658 * configure.tgt: Document targ_extra_size and
11659 targ_extra_big_endian. Add entries for sparc-* and
11660 sparc64-*.
11661 * configure.ac: Handle targ_extra_size and
11662 targ_extra_big_endian.
11663 * Makefile.in: Rebuild.
11664 * configure: Likewise.
11665 * po/POTFILES.in: Likewise.
11666 * po/gold.pot: Likewise.
11667
154e0e9a
ILT		 116682008-04-14 Ian Lance Taylor <iant@google.com>
11669
11670 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11671 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11672 in the name/type/flags to section mapping. Don't call
11673 allocate_output_section.
11674 (Layout::choose_output_section): Change parameter from adjust_name
11675 to is_input_section. Don't permit input sections after sections
11676 are attached to segments. Don't call allocate_output_section.
11677 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11678 not write_enable_output_section.
11679 (Layout::make_output_section): Don't push to
11680 unattached_section_list_ nor call attach_to_segment. Call
11681 attach_section_to_segment if sections are attached.
11682 (Layout::attach_sections_to_segments): New function.
11683 (Layout::attach_section_to_segment): New function.
11684 (Layout::attach_allocated_section_to_segment): Rename from
11685 attach_to_segment. Remove flags parameter.
11686 (Layout::allocate_output_section): Remove function.
11687 (Layout::write_enable_output_section): Remove function.
11688 * layout.h (class Layout): Update for above changes. Add new
11689 field sections_are_attached_.
11690 * output.h (Output_section::update_flags_for_input_section): New
11691 function.
11692 * output.cc (Output_section::add_input_section): Call
11693 update_flags_for_input_section.
11694 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11695
009a67a2
CC		 116962008-04-11 Cary Coutant <ccoutant@google.com>
11697
11698 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11699 thought unnecessary.
11700 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11701
759b1a24
ILT		 117022008-04-11 Ian Lance Taylor <iant@google.com>
11703
11704 * output.h (class Output_section_data): Remove inline definition
11705 of set_addralign.
11706 * output.cc (Output_section_data::set_addralign): New function.
11707
c2b45e22
CC		 117082008-04-11 Cary Coutant <ccoutant@google.com>
11709
11710 Add support for TLS descriptors for i386 and x86_64.
11711 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11712 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11713 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11714 GOT_TYPE_TLS_DESC.
11715 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11716 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11717 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11718 relocations.
11719 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11720 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11721 Fix problem with initial-exec relocations.
11722 (Target_i386::Relocate::relocate_tls): Likewise.
11723 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11724 relaxation.
11725 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11726 support for section-plus-offset dynamic table entries.
11727 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11728 (Output_data_dynamic::Dynamic_entry): Add support for
11729 section-plus-offset dynamic table entries.
11730 (Output_data_dynamic::Classification): Likewise.
11731 (Output_data_dynamic::classification_): Renamed offset_.
11732 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11733 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11734 (Target_x86_64::make_plt_section): New function.
11735 (Target_x86_64::reserve_tlsdesc_entries): New function.
11736 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11737 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11738 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11739 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11740 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11741 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11742 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11743 add extra PLT entry for TLS descriptors.
11744 (Output_data_plt_x86_64::got_): New field.
11745 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11746 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11747 fields.
11748 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11749 descriptors.
11750 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11751 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11752 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11753 R_386_TLS_DESC_CALL relocations.
11754 (Target_x86_64::Scan::global): Likewise.
11755 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11756 for TLS descriptors.
11757 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11758 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11759 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11760 GD-to-IE relaxation.
11761 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11762 and TLS_DESCRIPTORS.
11763 * Makefile.in: Rebuild.
11764 * configure: Rebuild.
11765 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11766 (tls_test_shared2.so): New target.
11767 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11768 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11769 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11770 (tls_shared_gd_to_ie_test_LDADD): New variable.
11771 (tls_shared_gnu2_gd_to_ie_test): New target.
11772 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11773 New targets.
11774 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11775 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11776 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11777 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11778 (tls_shared_gnu2_test): New target.
11779 (tls_test_gnu2_shared.so): New target.
11780 (tls_shared_gnu2_test_SOURCES): New variable.
11781 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11782 (tls_shared_gnu2_test_LDFLAGS): New variable.
11783 (tls_shared_gnu2_test_LDADD): New variable.
11784 * testsuite/Makefile.in: Rebuild.
11785 * testsuite/Makefile.
11786
83bfb6b7
ILT		 117872008-04-11 Ian Lance Taylor <iant@google.com>
11788
11789 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11790 justsyms.t.
11791 * testsuite/Makefile.in: Rebuild.
11792
11793 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11794 long.
11795 * testsuite/script_test_2.cc (main): Adjust test.
11796
706e1f5e
ILT		 117972008-04-11 David S. Miller <davem@davemloft.net>
11798 Ian Lance Taylor <iant@google.com>
11799
11800 * options.h (General_options): Add entries for '-Y' and
11801 '-relax'.
11802 * options.cc (General_options:finalize): If -Y was used, add those
11803 entries to the library path instead of the default "/lib" and
11804 "/usr/lib".
11805
7c98e6bb
DM		 118062008-04-11 David S. Miller <davem@davemloft.net>
11807
11808 * testsuite/justsyms.t: Start at 0x100.
11809 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11810 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11811 long.
11812 * testsuite/script_test_2.cc: Adjust string and section length
11813 checks.
7c98e6bb 11814
99a37bfd
ILT		 118152008-04-09 Ian Lance Taylor <iant@google.com>
11816
2cefc357
ILT		 11817 PR gold/5996
11818 * script-sections.cc (Sections_element::allocate_to_segment): Add
11819 orphan parameter.
11820 (Output_section_definition::allocate_to_segment): Likewise.
11821 (Orphan_output_section::allocate_to_segment): Likewise.
11822 (Script_sections::attach_sections_using_phdrs_clause): Don't
11823 propagate non-PT_LOAD segments to orphan sections.
11824 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11825 readelf rather than objdump.
11826 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11827 .interp section and PT_INTERP segment are the same size.
11828 * testsuite/Makefile.in: Rebuild.
11829
99a37bfd
ILT		 11830 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11831 aliases for symbols defined in the same object.
11832 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11833 (weak_alias_test_SOURCES): New variable.
11834 (weak_alias_test_DEPENDENCIES): New variable.
11835 (weak_alias_test_LDFLAGS): New variable.
11836 (weak_alias_test_LDADD): New variable.
11837 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11838 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11839 (weak_alias_test_3.o): New target.
11840 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11841 * testsuite/weak_alias_test_main.cc: New file.
11842 * testsuite/weak_alias_test_1.cc: New file.
11843 * testsuite/weak_alias_test_2.cc: New file.
11844 * testsuite/weak_alias_test_3.cc: New file.
11845
780e49c5
ILT		 118462008-04-08 Ian Lance Taylor <iant@google.com>
11847
cdb0b8f5
ILT		 11848 * options.h (class General_options): Add --noinhibit-exec option.
11849 * main.cc (main): Check --noinhibit-exec.
11850
0864d551
ILT		 11851 * options.h (class General_options): Define --wrap as a special
11852 option. Add wrap_symbols_ field.
11853 (General_options::any_wrap_symbols): New function.
11854 (General_options::is_wrap_symbol): New function.
11855 * options.cc (General_options::parse_wrap): New function.
11856 (General_options::General_options): Initialize wrap_symbols_.
11857 * symtab.cc (Symbol_table::wrap_symbol): New function.
11858 (Symbol_table::add_from_object): Handle --wrap.
11859 * symtab.h (class Symbol_table): Declare wrap_symbol.
11860 * target.h (Target::wrap_char): New function.
11861 (Target::Target_info): Add wrap_char field.
11862 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11863 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11864 * testsuite/testfile.cc (Target_test::test_target_info):
11865 Likewise.
11866
789aa6de
ILT		 11867 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11868 there is one.
11869
2c38906f
ILT		 11870 * layout.h (class Layout): Add added_eh_frame_data_ field.
11871 * layout.cc (Layout::Layout): Initialize new field.
11872 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11873 output section until we find a section we merged successfully.
11874 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11875 that the size be non-zero.
11876
780e49c5
ILT		 11877 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11878 qualifier.
11879
7fcd0256
ILT		 118802008-04-08 Craig Silverstein <csilvers@google.com>
11881
11882 * configure.ac: Export new conditional variable HAVE_ZLIB.
11883 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11884 on HAVE_ZLIB.
11885 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11886 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11887
6835af53
ILT		 118882008-04-07 Ian Lance Taylor <iant@google.com>
11889
e24f324c
ILT		 11890 * version.cc (version_string): Set to "1.5".
11891
a036edd8
ILT		 11892 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11893 Add issued_non_pic_error_ field. Declare check_non_pic.
11894 (Target_x86_64::Scan::check_non_pic): New function.
11895 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11896 (Target_x86_64::Scan::global): Likewise.
11897
624f8810
ILT		 11898 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11899 addend parameter. Change caller. Handle merge sections.
11900 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11901 Address to Addend. Don't add in the result of
11902 local_section_offset, pass down the addend and use the returned
11903 value.
11904 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11905 Update declarations of local_section_offset and symbol_value.
11906 * testsuite/two_file_test_1.cc (t18): New function.
11907 * testsuite/two_file_test_2.cc (f18): New function.
11908 * testsuite/two_file_test_main.cc (main): Call t18.
11909 * testsuite/two_file_test.h (t18, f18): Declare.
11910
6835af53
ILT		 11911 * configure.ac: Don't test for objdump, c++filt, or readelf.
11912 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11913 conditionals.
11914 (TEST_READELF): New variable.
11915 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11916 (check_PROGRAMS): Add two_file_strip_test.
11917 (two_file_strip_test): New target.
11918 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11919 (two_file_same_shared_strip_test_SOURCES): New variable.
11920 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11921 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11922 (two_file_same_shared_strip_test_LDADD): New variable.
11923 (two_file_shared_strip.so): New target.
11924 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11925 (ver_test_5.syms, ver_test_7.syms): Likewise.
11926 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11927 (strip_test_3.stdout): Use TEST_OBJDUMP.
11928 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11929
86925eef
CC		 119302008-04-04 Cary Coutant <ccoutant@google.com>
11931
11932 * symtab.h (Symbol::is_weak_undefined): New function.
11933 (Symbol::is_strong_undefined): New function.
11934 (Symbol::is_absolute): New function.
11935 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11936 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11937 absolute symbols.
11938 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11939 (weak_undef_test): New target.
11940 * testsuite/Makefile.in: Rebuild.
11941 * testsuite/weak_undef_file1.cc: New file.
11942 * testsuite/weak_undef_file2.cc: New file.
11943 * testsuite/weak_undef_test.cc: New file.
11944
126f3ece
ILT		 119452008-04-03 Craig Silverstein <csilvers@google.com>
11946
11947 * compressed_output.h (class Output_compressed_section): Use
11948 unsigned buffer.
11949 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11950 add zlib header.
11951 (zlib_compressed_suffix): Removed.
11952 (Output_compressed_section::set_final_data_size): Use unsigned
11953 buffers.
11954 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11955 Fix linker invocation.
11956 (flagstest_o_specialfile_and_compress_debug_sections):
11957 Likewise.
11958 * testsuite/Makefile.in: Regenerated.
11959
deae2a14
DM		 119602008-04-02 David S. Miller <davem@davemloft.net>
11961
11962 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11963 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11964
70752818
ILT		 119652008-04-02 Craig Silverstein <csilvers@google.com>
11966
11967 * TODO: New file.
11968
39d0cb0e
ILT		 119692008-04-02 Ian Lance Taylor <iant@google.com>
11970
11971 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11972 parameters. Update for new key type to views_. Change all
11973 callers.
11974 (File_read::read): Adjust for byteshift in returned view.
11975 (File_read::add_view): New function, broken out of
11976 find_and_make_view.
11977 (File_read::make_view): New function, broken out of
11978 find_and_make_view.
11979 (File_read::find_or_make_view): Add offset and aligned
11980 parameters. Rewrite accordingly. Change all callers.
11981 (File_read::get_view): Add offset and aligned parameters. Adjust
11982 for byteshift in return value.
11983 (File_read::get_lasting_view): Likewise.
11984 * fileread.h (class File_read): Update declarations.
11985 (class File_read::View): Add byteshift_ field. Add byteshift to
11986 constructor. Add byteshift method.
11987 * archive.h (Archive::clear_uncached_views): New function.
11988 (Archive::get_view): Add aligned parameter. Change all callers.
11989 * object.h (Object::get_view): Add aligned parameter. Change all
11990 callers.
11991 (Object::get_lasting_view): Likewise.
11992
11993 * fileread.cc (File_read::release): Don't call clear_views if
11994 there are multiple objects.
11995 * fileread.h (File_read::clear_uncached_views): New function.
11996 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11997 on the archive.
11998
a1207466
CC		 119992008-03-31 Cary Coutant <ccoutant@google.com>
12000
12001 Add thin archive support.
12002 * archive.cc (Archive::armagt): New const.
12003 (Archive::setup): Remove task parameter and calls to unlock.
12004 (Archive::unlock_nested_archives): New function.
12005 (Archive::read_header): Add nested_off parameter. Change
12006 all callers.
12007 (Archive::interpret_header): Likewise.
12008 (Archive::include_all_members): Change to handle thin
12009 archives.
12010 (Archive::include_member): Likewise.
12011 * archive.h (Archive::Archive): Add new parameters and
12012 initializers.
12013 (Archive::armagt): New const.
12014 (Archive::setup): Remove task parameter.
12015 (Archive::unlock_nested_archives): New function.
12016 (Archive::read_header): Add nested_off parameter.
12017 (Archive::interpret_header): Likewise.
12018 (Archive::Nested_archive_table): New typedef.
12019 (Archive::is_thin_archive_): New field.
12020 (Archive::nested_archives_): New field.
12021 (Archive::options_): New field.
12022 (Archive::dirpath_): New field.
12023 (Archive::task_): New field.
12024 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12025 for thin archives. Pass additional parameters to
12026 Archive::Archive. Unlock the archive file after calling
12027 Archive::setup.
cd536b21 12028
479f6503
ILT		 120292008-03-29 Ian Lance Taylor <iant@google.com>
12030
686c8caf
ILT		 12031 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12032 version symbol to be local.
12033 * testsuite/ver_test_4.sh: New file.
12034 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12035 (check_DATA): Add ver_test_4.syms.
12036 (ver_test_4.syms): New target.
12037 * testsuite/Makefile.in: Rebuild.
12038
ab794b6b
ILT		 12039 * output.cc
12040 (Output_section::Input_section_sort_entry::has_priority): New
12041 function.
12042 (Output_section::Input_section_sort_entry::match_file_name): New
12043 function.
12044 (Output_section::Input_section_sort_entry::match_section_name):
12045 Remove.
12046 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12047 Remove.
12048 (Output_section::Input_section_sort_entry::match_section_file):
12049 Remove.
12050 (Output_section::Input_section_sort_compare::operator()): Rewrite
12051 using new Input_section_sort_entry functions. Sort crtbegin and
12052 crtend first. Sort sections with no priority before sections with
12053 a priority.
12054 * testsuite/initpri1.c (d3): Check j != 4.
12055 (cd5): New constructor/destructor function.
12056 (main): Check j != 2.
12057
479f6503
ILT		 12058 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12059 new symbol when resolving, don't call set_is_default.
12060 * testsuite/ver_test_7.cc: New file.
12061 * testsuite/ver_test_7.sh: New file.
12062 * testsuite/Makefile.am (ver_test_7.so): New target.
12063 (ver_test_7.o): New target.
12064 (check_SCRIPTS): Add ver_test_7.sh.
12065 (check_DATA): Add ver_test_7.syms.
12066 (ver_test_7.syms): New target.
12067
2fd32231
ILT		 120682008-03-28 Ian Lance Taylor <iant@google.com>
12069
12070 * layout.cc (Layout::layout): If we see an input section with a
12071 name that needs sorting, set the must_sort flag for the output
12072 section.
12073 (Layout::make_output_section): If the name of the output section
12074 indicates that it might require sorting, set the may_sort flag.
12075 * output.h (Output_section::may_sort_attached_input_sections): New
12076 function.
12077 (Output_section::set_may_sort_attached_input_sections): New
12078 function.
12079 (Output_section::must_sort_attached_input_sections): New
12080 function.
12081 (Output_section::set_must_sort_attached_input_sections): New
12082 function.
12083 (class Output_section): Declare Input_section_sort_entry. Define
12084 Input_section_sort_compare. Declare
12085 sort_attached_input_sections. Add new fields:
12086 may_sort_attached_input_sections_,
12087 must_sort_attached_input_sections_,
12088 attached_input_sections_are_sorted_.
12089 * output.cc (Output_section::Output_section): Initialize new
12090 fields.
12091 (Output_section::add_input_section): Add an entry to
12092 input_sections_ if may_sort or must_sort are true.
12093 (Output_section::set_final_data_size): Call
12094 sort_attached_input_sections if necessary.
12095 (Output_section::Input_section_sort_entry): Define new class.
12096 (Output_section::Input_section_sort_compare::operator()): New
12097 function.
12098 (Output_section::sort_attached_input_sections): New function.
12099 * configure.ac: Check whether the compiler supports constructor
12100 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12101 * testsuite/initpri1.c: New file.
12102 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12103 CONSTRUCTOR_PRIORITY.
12104 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12105 (initpri1_LDFLAGS): New variable.
12106 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12107
18e6b24e
ILT		 121082008-03-27 Ian Lance Taylor <iant@google.com>
12109
49bdd526
ILT		 12110 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12111 * testsuite/common_test_1.c: New file.
12112 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12113 (common_test_1_SOURCES): New variable.
12114 (common_test_1_DEPENDENCIES): New variable.
12115 (common_test_1_LDFLAGS): New variable.
12116
18e6b24e
ILT		 12117 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12118 and commons_ correctly when NAME/VERSION does not override
12119 NAME/NULL.
12120 * testsuite/ver_test_6.c: New file.
12121 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12122 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12123 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12124
04bf7072
ILT		 121252008-03-26 Ian Lance Taylor <iant@google.com>
12126
5871526f
ILT		 12127 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12128 of an undefined symbol from a version script.
12129 * testsuite/Makefile.am (ver_test_5.so): New target.
12130 (ver_test_5.o): New target.
12131 (check_SCRIPTS): Add ver_test_5.sh.
12132 (check_DATA): Add ver_test_5.syms.
12133 (ver_test_5.syms): New target.
12134 * testsuite/ver_test_5.cc: New file.
12135 * testsuite/ver_test_5.script: New file.
12136 * testsuite/ver_test_5.sh: New file.
12137 * Makefile.in, testsuite/Makefile.in: Rebuild.
12138
04bf7072
ILT		 12139 PR gold/5986
12140 Fix problems building gold with gcc 4.3.0.
12141 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12142 (gold_error_at_location, gold_warning_at_location): Use it.
12143 * configure.ac: Check whether we can compile and use a template
12144 function with a printf attribute.
12145 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12146 when jumping over bytes.
12147 * object.cc: Instantiate Object::read_section_data.
12148 * debug.h: Include <cstring>
12149 * dwarf_reader.cc: Include <algorithm>
12150 * main.cc: Include <cstring>.
12151 * options.cc: Include <cstring>.
12152 * output.cc: Include <cstring>.
12153 * script.cc: Include <cstring>.
12154 * script.h: Include <string>.
12155 * symtab.cc: Include <cstring> and <algorithm>.
12156 * target-select.cc: Include <cstring>.
12157 * version.cc: Include <string>.
12158 * testsuite/testmain.cc: Include <cstdlib>.
12159 * configure, config.in: Rebuild.
12160
874c5b28
ILT		 121612008-03-25 Ian Lance Taylor <iant@google.com>
12162
819d6c3a
ILT		 12163 * options.cc: Include "../bfd/bfdver.h".
12164 (options::help): Print bug reporting address.
12165
f4b2c6f5
ILT		 12166 * version.cc (print_version): Adjust output for current value of
12167 BFD_VERSION_STRING.
12168
12169 * NEWS: New file.
12170
e96caa79
ILT		 12171 * options.cc (options::help): Print list of supported targets.
12172 * target-select.h: Include <vector>.
12173 (class Target_selector): Make machine_, size_, and is_big_endian_
12174 fields const. Add bfd_name_ and instantiated_target_ fields.
12175 (Target_selector::Target_selector): Add bfd_name parameter.
12176 (Target_selector::recognize): Make non-virtual, call
12177 do_recognize.
12178 (Target_selector::recognize_by_name): Make non-virtual, call
12179 do_recognize_by_name.
12180 (Target_selector::supported_names): New function.
12181 (Target_selector::bfd_name): New function.
12182 (Target_selector::do_instantiate_target): New pure virtual
12183 function.
12184 (Target_selector::do_recognize): New virtual function.
12185 (Target_selector::do_recognize_by_name): New virtual function.
12186 (Target_selector::instantiate_target): New private function.
12187 (supported_target_names): Declare.
12188 * target-select.cc (Target_selector::Target_selector): Update for
12189 new parameter and fields.
12190 (select_target_by_name): Check that the name matches before
12191 calling recognize_by_name.
12192 (supported_target_names): New function.
12193 * i386.cc (class Target_selector_i386): Update Target_selector
12194 constructor call. Remove recognize and recognize_by_name. Add
12195 do_instantiate_target.
12196 * x86_64.cc (class Target_selector_x86_64): Likewise.
12197 * testsuite/testfile.cc (class Target_selector_test): Update for
12198 changes to Target_selector.
12199
874c5b28
ILT		 12200 * README: Rewrite, with some notes on unsupported features.
12201
0a65a3a7
CC		 122022008-03-24 Cary Coutant <ccoutant@google.com>
12203
12204 * i386.cc (Target_i386::Got_type): New enum declaration.
12205 (Target_i386::Scan::local): Updated callers of Output_data_got
12206 member functions.
12207 (Target_i386::Scan::global): Likewise.
12208 (Target_i386::Relocate::relocate): Likewise.
12209 (Target_i386::Relocate::relocate_tls): Likewise.
12210 * object.h (Got_offset_list): New class.
12211 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12212 (Sized_relobj::local_got_offset): Likewise.
12213 (Sized_relobj::set_local_got_offset): Likewise.
12214 (Sized_relobj::local_has_tls_got_offset): Removed.
12215 (Sized_relobj::local_tls_got_offset): Removed.
12216 (Sized_relobj::set_local_tls_got_offset): Removed.
12217 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12218 * output.cc (Output_data_got::add_global): Added got_type parameter.
12219 (Output_data_got::add_global_with_rel): Likewise.
12220 (Output_data_got::add_global_with_rela): Likewise.
12221 (Output_data_got::add_global_pair_with_rel): New function.
12222 (Output_data_got::add_global_pair_with_rela): New function.
12223 (Output_data_got::add_local): Added got_type parameter.
12224 (Output_data_got::add_local_with_rel): Likewise.
12225 (Output_data_got::add_local_with_rela): Likewise.
12226 (Output_data_got::add_local_pair_with_rel): New function.
12227 (Output_data_got::add_local_pair_with_rela): New function.
12228 (Output_data_got::add_global_tls): Removed.
12229 (Output_data_got::add_global_tls_with_rel): Removed.
12230 (Output_data_got::add_global_tls_with_rela): Removed.
12231 (Output_data_got::add_local_tls): Removed.
12232 (Output_data_got::add_local_tls_with_rel): Removed.
12233 (Output_data_got::add_local_tls_with_rela): Removed.
12234 * output.h (Output_data_got::add_global): Added got_type parameter.
12235 (Output_data_got::add_global_with_rel): Likewise.
12236 (Output_data_got::add_global_with_rela): Likewise.
12237 (Output_data_got::add_global_pair_with_rel): New function.
12238 (Output_data_got::add_global_pair_with_rela): New function.
12239 (Output_data_got::add_local): Added got_type parameter.
12240 (Output_data_got::add_local_with_rel): Likewise.
12241 (Output_data_got::add_local_with_rela): Likewise.
12242 (Output_data_got::add_local_pair_with_rel): New function.
12243 (Output_data_got::add_local_pair_with_rela): New function.
12244 (Output_data_got::add_global_tls): Removed.
12245 (Output_data_got::add_global_tls_with_rel): Removed.
12246 (Output_data_got::add_global_tls_with_rela): Removed.
12247 (Output_data_got::add_local_tls): Removed.
12248 (Output_data_got::add_local_tls_with_rel): Removed.
12249 (Output_data_got::add_local_tls_with_rela): Removed.
12250 * resolve.cc (Symbol::override_base_with_special): Removed
12251 reference to has_got_offset_ field.
12252 * symtab.cc (Symbol::init_fields): Replaced initialization
12253 of got_offset_ with got_offsets_. Removed initialization
12254 of has_got_offset_
53fcba31 12255 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12256 (Symbol::got_offset): Likewise.
12257 (Symbol::set_got_offset): Likewise.
12258 (Symbol::has_tls_got_offset): Removed.
12259 (Symbol::tls_got_offset): Removed.
12260 (Symbol::set_tls_got_offset): Removed.
12261 (Symbol::got_offset_): Removed.
12262 (Symbol::tls_mod_got_offset_): Removed.
12263 (Symbol::tls_pair_got_offset_): Removed.
12264 (Symbol::got_offsets_): New field.
12265 (Symbol::has_got_offset): Removed.
12266 (Symbol::has_tls_mod_got_offset): Removed.
12267 (Symbol::has_tls_pair_got_offset): Removed.
12268 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12269 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12270 member functions.
12271 (Target_x86_64::Scan::global): Likewise.
12272 (Target_x86_64::Relocate::relocate): Likewise.
12273 (Target_x86_64::Relocate::relocate_tls): Likewise.
12274
bd52eafb
BE		 122752008-03-25 Ben Elliston <bje@au.ibm.com>
12276
12277 * yyscript.y: Fix spelling error in comment.
12278
8b105e34
ILT		 122792008-03-24 Ian Lance Taylor <iant@google.com>
12280
8ed814a9
ILT		 12281 * options.h (class General_options): Define build_id option.
12282 * layout.h (class Layout): Declare write_build_id, create_note,
12283 create_build_id. Add build_id_note_ member.
12284 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12285 "libiberty.h", "md5.h", "sha1.h".
12286 (Layout::Layout): Initialize eh_frame_data_,
12287 eh_frame_hdr_section_, and build_id_note_.
12288 (Layout::finalize): Call create_build_id.
12289 (Layout::create_note): New function, broken out of
12290 Layout::create_gold_note.
12291 (Layout::create_gold_note): Call create_note.
12292 (Layout::create_build_id): New function.
12293 (Layout::write_build_id): New function.
12294 (Close_task_runner::run): Call write_build_id.
12295
8b105e34
ILT		 12296 * x86_64.cc: Correct license to GPLv3.
12297
086a1841
ILT		 122982008-03-23 Ian Lance Taylor <iant@google.com>
12299
12300 * options.cc: Include "demangle.h".
12301 (parse_optional_string): New function.
12302 (parse_long_option): Handle takes_optional_argument.
12303 (parse_short_option): Update dash_z initializer. Handle
12304 takes_optional_argument.
12305 (General_options::General_options): Initialize do_demangle_.
12306 (General_options::finalize): Set do_demangle_. Handle demangling
12307 style.
12308 * options.h (parse_optional_string): Declare.
12309 (struct One_option): Add optional_arg field. Update constructor.
12310 Update call constructor calls. Add takes_optional_argument
12311 function.
12312 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12313 (DEFINE_optional_string): Define.
12314 (General_options::demangle): Change from DEFINE_bool to
12315 DEFINE_optional_string.
12316 (General_options::no_demangle): New function.
12317 (General_options::do_demangle): New function.
12318 (General_options::set_do_demangle): New function.
12319 (General_options::execstack_status_): Move definition to end of
12320 class definition.
12321 (General_options::static_): Likewise.
12322 (General_options::do_demangle_): New field.
12323 * object.cc (big_endian>::get_symbol_location_info): Call
12324 Options::do_demangle, not Options::demangle.
12325 * symtab.cc (demangle): Likewise.
12326
cbb93e63
ILT		 123272008-03-22 Ian Lance Taylor <iant@google.com>
12328
12329 * gold.h: Include <cstddef> and <sys/types.h>
12330 * options.h: Include <cstring>.
12331
ec531623
ILT		 123322008-03-21 Ian Lance Taylor <iant@google.com>
12333
12334 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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