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2011-11-11 Doug Kwan <dougkwan@google.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
f4a8b6d7
DK		 12011-11-11 Doug Kwan <dougkwan@google.com>
2
3 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
4 if --just-symbols is given.
5
29ab395d
DK		 62011-11-10 Doug Kwan <dougkwan@google.com>
7
8 PR gold/13362
9 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
10 when processing data relocs.
11 * reloc.h (Relocate_functions::rel_unaligned): New method.
12 (Relocate_functions::pcrel_unaligned): Ditto.
13 (Relocate_functions::rel32_unaligned): Ditto.
14 (Relocate_functions::pcrel32_unaligned): Ditto.
15
2c339f71
DK		 162011-11-09 Doug Kwan <dougkwan@google.com>
17
18 PR gold/13362
19 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
20 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
21 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
22 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
23 (Relocate_functions::rel_unaligned): New.
24 (Relocate_functions::rel32_unaligned): New.
25 * target-reloc.h (relocate_for_relocatable): Add code to handle
26 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
27 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
28 arm_unaligned_reloc_r): New targets.
29 * testsuite/Makefile.in: Regenerate.
30 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
31 linking.
32
3f3cddf1
ILT		 332011-11-02 Ian Lance Taylor <iant@google.com>
34
35 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
36 NATIVE_LINKER.
37 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
38 * options.cc (General_options::finalize): Use library search path
39 from configure script if specified. If not native and no sysroot,
40 only search TOOLLIBDIR.
41 * options.h (Search_directory::Search_directory): Change name to
42 const std::string&.
43 (General_options::add_to_library_path_with_sysroot): Change arg to
44 const std::string&.
45 * configure, Makefile.in, config.in: Rebuild.
46
a8e2273b
ILT		 472011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
48
49 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
50 we are working around the ARM1176 Erratum.
51 * options.h (General_options::fix_arm1176): Add option.
52 * testsuite/Makefile.am: Add testcases, and keep current ones
53 working.
54 * testsuite/Makefile.in: Regenerate.
55 * testsuite/arm_fix_1176.s: New file.
56 * testsuite/arm_fix_1176.sh: Likewise.
57
cd6eab1c
ILT		 582011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
59
60 * arm.cc (Target_arm::Target_arm): Remove initialisation of
61 may_use_blx_.
62 (Target_arm::may_use_blx): Remove method.
63 (Target_arm::set_may_use_blx): Likewise.
64 (Target_arm::may_use_v4t_interworking): New method.
65 (Target_arm::may_use_v5t_interworking): Likewise.
66 (Target_arm::may_use_blx_): Remove member variable.
67 (Arm_relocate_functions::arm_branch_common): Check for v5T
68 interworking.
69 (Arm_relocate_functions::thumb_branch_common): Likewise.
70 (Reloc_stub::stub_type_for_reloc): Likewise.
71 (Target_arm::do_finalize_sections): Correct interworking checks.
72 * testsuite/Makefile.am: Add new tests.
73 * testsuite/Makefile.in: Regenerate.
74 * testsuite/arm_farcall_arm_arm.s: New test.
75 * testsuite/arm_farcall_arm_arm.sh: Likewise.
76 * testsuite/arm_farcall_arm_thumb.s: Likewise.
77 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
78 * testsuite/arm_farcall_thumb_arm.s: Likewise.
79 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
80 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
81 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
82
286adcf4
CC		 832011-10-31 Cary Coutant <ccoutant@google.com>
84
85 PR gold/13023
86 * expression.cc (Expression::eval_with_dot): Add
87 is_section_dot_assignment parameter.
88 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
89 absolute and assigning to dot within a section.
90 * script-sections.cc
91 (Output_section_element_assignment::set_section_addresses): Pass
92 dot_section to set_if_absolute.
93 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
94 as is_section_dot_assignment flag to eval_with_dot.
95 (Output_section_element_dot_assignment::set_section_addresses):
96 Likewise.
97 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
98 parameter. Also set value if relative to dot_section; set the
99 symbol's output_section.
100 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
101 parameter. Adjust all callers.
102 (Expression::eval_maybe_dot): Likewise.
103 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
104 Adjust all callers.
105 * testsuite/script_test_2.t: Test assignment of an absolute value
106 to dot within an output section element.
107
9634ed06
CC		 1082011-10-31 Cary Coutant <ccoutant@google.com>
109
110 * options.h (class General_options): Add --[no-]gnu-unique options.
111 * symtab.cc (Symbol_table::sized_write_globals): Convert
112 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
113
de4101c7
CC		 1142011-10-31 Cary Coutant <ccoutant@google.com>
115
116 PR gold/13359
117 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
118 unnecessary assertion.
119 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
120
7257cc92
ST		 1212011-10-31 Sriraman Tallam <tmsriram@google.com>
122
123 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
124 gc_mark_symbol.
125 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
126 gc_mark_symbol.
127 Change to just keep the section associated with symbol.
128 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
129 they are externally visible and --export-dynamic is turned on.
130 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
131
bfc34b3f
ILT		 1322011-10-19 Ian Lance Taylor <iant@google.com>
133
134 PR gold/13163
135 * script-sections.cc
136 (Output_section_element_dot_assignment::needs_output_section): New
137 function.
138
ea0d8c47
ILT		 1392011-10-19 Ian Lance Taylor <iant@google.com>
140
141 PR gold/13204
142 * layout.cc (Layout::segment_precedes): Don't assert failure if a
143 --section-start option was seen.
144 * options.h (General_options::any_section_start): New function.
145
abd242a9
DM		 1462011-10-18 David S. Miller <davem@davemloft.net>
147
148 PR binutils/13301
149 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
150 member to track relocation locations that have moved during TLS
151 reloc optimizations.
152 (Target_sparc::Relocate::Relocate): Initialize to NULL.
153 (Target_sparc::Relocate::relocate): Adjust view down by 4
154 bytes if it matches reloc_adjust_addr_.
155 (Target_sparc::Relocate::relocate_tls): Always move the
156 __tls_get_addr call delay slot instruction forward 4 bytes when
157 performing relaxation.
158
bab9090f
CC		 1592011-10-18 Cary Coutant <ccoutant@google.com>
160
161 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
162 (Output_file::map_no_anonymous): Check for non-zero
163 return code from posix_fallocate.
164
f7c5b166
CC		 1652011-10-17 Cary Coutant <ccoutant@google.com>
166
167 PR gold/13245
168 * plugin.cc (is_visible_from_outside): Check for symbols
169 referenced from dynamic objects.
170 * resolve.cc (Symbol_table::resolve): Don't count references
171 from dynamic objects as references from real ELF files.
172 * testsuite/plugin_test_2.sh: Adjust expected result.
173
b490c0bb
CC		 1742011-10-17 Cary Coutant <ccoutant@google.com>
175
176 * gold.cc: Include timer.h.
177 (queue_middle_tasks): Stamp time.
178 (queue_final_tasks): Likewise.
179 * main.cc (main): Store timer in parameters. Print timers
180 for each pass.
181 * parameters.cc (Parameters::Parameters): Initialize timer_.
182 (Parameters::set_timer): New function.
183 (set_parameters_timer): New function.
184 * parameters.h (Parameters::set_timer): New function.
185 (Parameters::timer): New function.
186 (Parameters::timer_): New data member.
187 (set_parameters_timer): New function.
188 * timer.cc (Timer::stamp): New function.
189 (Timer::get_pass_time): New function.
190 * timer.h (Timer::stamp): New function.
191 (Timer::get_pass_time): New function.
192 (Timer::pass_times_): New data member.
193
f475cf7b
CC		 1942011-10-17 Cary Coutant <ccoutant@google.com>
195
196 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
197 task for members of lib groups.
198
cdd7e244
CC		 1992011-10-17 Cary Coutant <ccoutant@google.com>
200
201 PR gold/13288
4f95c8b4 202 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 203 (File_read::make_view): Move bounds check (replace with assert)...
204 (File_read::find_or_make_view): ... to here.
205
dfb45471
CC		 2062011-10-12 Cary Coutant <ccoutant@google.com>
207
4f95c8b4 208 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 209 ::read returns less than requested size.
210
53bbcc1b
CC		 2112011-10-10 Cary Coutant <ccoutant@google.com>
212
4f95c8b4 213 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 214 Initialize defined_count_.
215 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
216 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
217 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
218 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
219 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 220 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 221 member.
222 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 223 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 224 Return zeroes instead of internal error.
225
397b129b
CC		 2262011-10-10 Cary Coutant <ccoutant@google.com>
227
228 PR gold/13249
4f95c8b4 229 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 230 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 231 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 232 (Output_reloc::type_): Adjust size of bit field.
233 (Output_reloc::use_plt_offset_): New bit field.
234 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
235 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
236 flag. Adjust all callers.
4f95c8b4 237 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 238 creating RELATIVE relocations.
239
d5698657
NC		 2402011-10-10 Nick Clifton <nickc@redhat.com>
241
242 * po/es.po: Updated Spanish translation.
243 * po/fi.po: Updated Finnish translation.
244
6a59a5c2
DN		 2452011-10-03 Diego Novillo <dnovillo@google.com>
246
247 * options.cc (parse_uint): Fix dereference of RETVAL.
248
f0558624
ST		 2492011-09-29 Sriraman Tallam <tmsriram@google.com>
250
251 * layout.h (section_order_map_): New member.
252 (get_section_order_map): New member function.
253 * output.cc (Output_section::add_input_section): Check for patterns
254 only when --section-ordering-file is specified.
255 * gold.cc (queue_middle_tasks): Delay updating order of sections till
256 output_sections have been formed.
257 * layout.cc (Layout_Layout): Initialize section_order_map_.
258 * plugin.cc (update_section_order): Store order in order_map. Do not
259 update the order.
260 * testsuite/Makefile.am: Add test case for plugin_final_layout.
261 * testsuite/Makefile.in: Regenerate.
262 * testsuite/plugin_section_order.c: New file.
263 * testsuite/plugin_final_layout.cc: New file.
264 * testsuite/plugin_final_layout.sh: New file.
265
a7dac153
CC		 2662011-09-29 Cary Coutant <ccoutant@google.com>
267
4f95c8b4 268 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 269 Check for NULL.
4f95c8b4 270 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 271 symbols during incremental update.
272 (Symbol_table::add_from_dynobj): Likewise.
273
eebd87a5
ILT		 2742011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
275 Ian Lance Taylor <iant@google.com>
276
277 * symtab.cc (Symbol_table::define_special_symbol): Always
278 canonicalize version string.
279
403a3331
CC		 2802011-09-26 Cary Coutant <ccoutant@google.com>
281
4f95c8b4
CC		 282 * gold.cc (queue_initial_tasks): Move option checks ...
283 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 284 some options; make others fatal.
285
235061c2
CC		 2862011-09-26 Cary Coutant <ccoutant@google.com>
287
288 gcc PR lto/47247
289 * plugin.cc (get_symbols_v2): New function.
290 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
291 (is_referenced_from_outside): New function.
292 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
293 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
294 (get_symbols): Pass version parameter.
295 (get_symbols_v2): New function.
296 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
297 parameter.
298 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
299 (onload): Add LDPT_GET_SYMBOLS_V2.
300 (all_symbols_read_hook): Use get_symbols_v2; check for
301 LDPR_PREVAILING_DEF_IRONLY_EXP.
302 * testsuite/plugin_test_3.sh: Update expected results.
303
dc87f620
ILT		 3042011-09-23 Simon Baldwin <simonb@google.com>
305
306 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
307 configuration options.
308 * configure: Regenerate.
309 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
310 * Makefile.in: Regenerate.
311 * testsuite/Makefile.in: Regenerate.
312
a8279f82
ST		 3132011-09-19 Sriraman Tallam <tmsriram@google.com>
314
315 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
316
0c9350c8
CC		 3172011-09-19 Cary Coutant <ccoutant@google.com>
318
319 * incremental.cc (can_incremental_update): Fix typo in comment.
320 * incremental.h (can_incremental_update): Likewise.
321
aa06ae28
CC		 3222011-09-18 Cary Coutant <ccoutant@google.com>
323
324 * incremental.cc (can_incremental_update): New function.
325 * incremental.h (can_incremental_update): New function.
326 * layout.cc (Layout::init_fixed_output_section): Call it.
327 (Layout::make_output_section): Don't allow patch space in .eh_frame.
328 * object.cc (Sized_relobj_file::do_layout): Call
329 can_incremental_update.
330
ebb300b2
CC		 3312011-09-13 Cary Coutant <ccoutant@google.com>
332
333 * configure.ac: Check for glibc support for gnu_indirect_function
334 support with static linking, setting automake conditional
335 IFUNC_STATIC.
336 * Makefile.in: Regenerate.
337 * configure: Regenerate.
338
339 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
340 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
341 for IFUNC_STATIC.
342 * testsuite/Makefile.in: Regenerate.
343
1206d0d5
CC		 3442011-09-13 Cary Coutant <ccoutant@google.com>
345
346 * incremental.cc (Sized_relobj_incr::do_layout): Call
347 report_comdat_group for kept comdat sections.
348 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
349 * testsuite/Makefile.in: Regenerate.
350 * testsuite/incr_comdat_test_1.cc: New source file.
351 * testsuite/incr_comdat_test_2_v1.cc: New source file.
352 * testsuite/incr_comdat_test_2_v2.cc: New source file.
353 * testsuite/incr_comdat_test_2_v3.cc: New source file.
354
40b29874
ILT		 3552011-09-13 Ian Lance Taylor <iant@google.com>
356
357 * object.cc (Sized_relobj_file::do_layout): Remove unused local
358 variable external_symbols_offset.
359
1b045aac
ILT		 3602011-09-12 Ian Lance Taylor <iant@google.com>
361
362 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
363 triggered if object has no symbols.
364
24c6c55a
DM		 3652011-09-09 David S. Miller <davem@davemloft.net>
366
367 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
368 (Output_fill_debug_line::do_write): Likewise.
369
66570254
CC		 3702011-08-29 Cary Coutant <ccoutant@google.com>
371
372 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
373 casts to match formatting specs.
374 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
375
8ea8cd50
CC		 3762011-08-26 Cary Coutant <ccoutant@google.com>
377
378 * layout.cc (Free_list::allocate): Provide guarantee of minimum
379 remaining hole size when allocating.
380 (Layout::make_output_section): Set fill methods for debug sections.
381 * layout.h (Free_list::Free_list_node): Move from private to
382 public.
383 (Free_list::set_min_hole_size): New function.
384 (Free_list::begin, Free_list::end): New functions.
385 (Free_list::min_hole_): New data member.
386 * output.cc: Include dwarf.h.
387 (Output_fill_debug_info::do_minimum_hole_size): New function.
388 (Output_fill_debug_info::do_write): New function.
389 (Output_fill_debug_line::do_minimum_hole_size): New function.
390 (Output_fill_debug_line::do_write): New function.
391 (Output_section::Output_section): Initialize new data member.
392 (Output_section::set_final_data_size): Ensure patch space is larger
393 than minimum hole size.
394 (Output_section::do_write): Fill holes in debug sections.
395 * output.h (Output_fill): New class.
396 (Output_fill_debug_info): New class.
397 (Output_fill_debug_line): New class.
398 (Output_section::set_free_space_fill): New function.
399 (Output_section::free_space_fill_): New data member.
400 * testsuite/Makefile.am (incremental_test_3): Add
401 --incremental-patch option.
402 (incremental_test_4): Likewise.
403 (incremental_test_5): Likewise.
404 (incremental_test_6): Likewise.
405 (incremental_copy_test): Likewise.
406 (incremental_common_test_1): Likewise.
407 * testsuite/Makefile.in: Regenerate.
408
7cf80422
NC		 4092011-08-26 Nick Clifton <nickc@redhat.com>
410
411 * po/es.po: Updated Spanish translation.
412
c3f7b0e5
CC		 4132011-08-01 Cary Coutant <ccoutant@google.com>
414
415 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
416 * gold/testsuite/Makefile.in: Regenerate.
417 * gold/testsuite/justsyms_exec.c: New source file.
418 * gold/testsuite/justsyms_lib.c: New source file.
419
9590bf25
CC		 4202011-08-01 Cary Coutant <ccoutant@google.com>
421
422 * layout.cc (Layout::set_segment_offsets): Don't realign text
423 segment if -Ttext was specified.
424 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
425 file type.
426 * object.h (Sized_relobj_file::e_type): New function.
427 (Sized_relobj_file::e_type_): New data member.
428 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
429 base address for ET_EXEC files.
430 * target.cc (Target::do_make_elf_object_implementation): Allow
431 ET_EXEC files with --just-symbols option.
432
dcd8d12e
CC		 4332011-07-28 Cary Coutant <ccoutant@google.com>
434
435 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
436 Add thread_number parameter.
437 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
438 * workqueue-threads.cc
439 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
440 current thread if its thread number is greater than desired thread
441 count.
442 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
443 Add thread_number parameter.
444 (Workqueue::should_cancel_thread): Likewise.
445 (Workqueue::find_runnable_or_wait): Pass thread_number to
446 should_cancel_thread.
447 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
448 parameter.
449
804eb480
ST		 4502011-07-22 Sriraman Tallam <tmsriram@google.com>
451
452 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
453 only after checking if it cannot be forced local.
454 * symtab.h (is_externally_visible): Check if the symbol is not forced
455 local.
456
f1ddb600
ILT		 4572011-07-15 Ian Lance Taylor <iant@google.com>
458
459 * options.h (class General_options): Add --print-output-format.
460 Move -EL next to -EB, for better --help output.
461 * target-select.cc: Include <cstdio>, "options.h", and
462 "parameters.h".
463 (Target_selector::do_target_bfd_name): New function.
464 (print_output_format): New function.
465 * target-select.h (class Target_selector): Update declarations.
466 (Target_selector::target_bfd_name): New function.
467 (print_output_format): Declare.
468 * main.cc: Include "target-select.h".
469 (main): Handle --print-output-format.
470 * gold.cc: Include "target-select.h".
471 (queue_initial_tasks): Handle --print-output-format when there are
472 no input files.
473 * parameters.cc (parameters_force_valid_target): Give a better
474 error message if -EB/-EL does not match target.
475 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
476 function.
477
7d172687
ILT		 4782011-07-15 Ian Lance Taylor <iant@google.com>
479
480 * i386.cc (class Output_data_plt_i386): Add layout_ field.
481 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
482 (Output_data_plt_i386::do_write): Write address of .dynamic
483 section to first entry in .got.plt section.
484 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
485 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
486 Initialize layout_.
487 (Output_data_plt_x86_64::do_write): Write address of .dynamic
488 section to first entry in .got.plt section.
489 * layout.h (Layout::dynamic_section): New function.
490
e9552f7e
ST		 4912011-07-13 Sriraman Tallam <tmsriram@google.com>
492
493 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
494 to claim_file call.
495 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
496 input_section_position_, and input_section_glob_.
497 (read_layout_from_file): Call function section_ordering_specified.
498 * layout.h (is_section_ordering_specified): New function.
499 (section_ordering_specified): New function.
500 (section_ordering_specified_): New boolean member.
501 * main.cc(main): Call load_plugins after layout object is defined.
502 * output.cc (Output_section::add_input_section): Use
503 function section_ordering_specified to check if section ordering is
504 needed.
505 * output.cc (Output_section::add_relaxed_input_section): Use
506 function section_ordering_specified to check if section ordering is
507 needed.
508 (Output_section::update_section_layout): New function.
509 (Output_section::sort_attached_input_sections): Check if input section
510 must be reordered.
511 * output.h (Output_section::update_section_layout): New function.
512 * plugin.cc (get_section_count): New function.
513 (get_section_type): New function.
514 (get_section_name): New function.
515 (get_section_contents): New function.
516 (update_section_order): New function.
517 (allow_section_ordering): New function.
518 (Plugin::load): Add the new interfaces to the transfer vector.
519 (Plugin_manager::load_plugins): New parameter.
520 (Plugin_manager::all_symbols_read): New parameter.
521 (Plugin_manager::claim_file): New parameter. Save the elf object for
522 unclaimed objects.
523 (Plugin_manager::get_elf_object): New function.
524 (Plugin_manager::get_view): Change to directly use the bool to check
525 if get_view is called from claim_file_hook.
526 * plugin.h (input_objects): New function
527 (Plugin__manager::load_plugins): New parameter.
528 (Plugin_manager::claim_file): New parameter.
529 (Plugin_manager::get_elf_object): New function.
530 (Plugin_manager::in_claim_file_handler): New function.
531 (Plugin_manager::in_claim_file_handler_): New member.
532 (layout): New function.
533 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
534 handler with an extra parameter. Make the elf object before calling
535 claim_file handler.
536 * testsuite/plugin_test.c (get_section_count): New function pointer.
537 (get_section_type): New function pointer.
538 (get_section_name): New function pointer.
539 (get_section_contents): New function pointer.
540 (update_section_order): New function pointer.
541 (allow_section_ordering): New function pointer.
542 (onload): Check if the new interfaces exist.
543
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ILT		 5442011-07-13 Ian Lance Taylor <iant@google.com>
545
546 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
547 relro section.
548 * x86_64.cc (Target_x86_64::got_section): Likewise.
549 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
550 (relro_now_test_SOURCES): New variable.
551 (relro_now_test_DEPENDENCIES): New variable.
552 (relro_now_test_LDFLAGS): New variable.
553 (relro_now_test_LDADD): New variable.
554 (relro_now_test.so): New target.
555 * testsuite/Makefile.in: Rebuild.
556
07aa62f2
ILT		 5572011-07-12 Ian Lance Taylor <iant@google.com>
558
559 PR gold/12980
560 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
561 GLOB_DAT relocation rather than a RELATIVE relocation for a
562 protected symbol when creating a shared library.
563 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
564 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
565 * testsuite/protected_main_1.cc (main): Test that protected
566 function has same address.
567
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ILT		 5682011-07-11 Ian Lance Taylor <iant@google.com>
569
570 PR gold/12979
571 * options.h (class General_options): Add -Bgroup.
572 * options.cc (General_options::finalize): If -Bgroup is set,
573 default to --unresolved-symbols=report-all.
574 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
575 * target-reloc.h (issue_undefined_symbol_error): Handle
576 --unresolved-symbols=report-all.
577
6daf5215
ILT		 5782011-07-08 Ian Lance Taylor <iant@google.com>
579
580 PR gold/11985
581 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
582 if linker script discards key sections.
583 (Layout::create_dynamic_symtab): Likewise.
584 (Layout::assign_local_dynsym_offsets): Likewise.
585 (Layout::sized_create_version_sections): Likewise.
586 (Layout::create_interp): Likewise.
587 (Layout::finish_dynamic_section): Likewise.
588 (Layout::set_dynamic_symbol_size): Likewise.
589
beabb2c6
ILT		 5902011-07-08 Ian Lance Taylor <iant@google.com>
591
592 PR gold/12386
593 * options.h (class General_options): Add --unresolved-symbols.
594 * target-reloc.h (issue_undefined_symbol_error): Check
595 --unresolved-symbols. Add comments.
596
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598
599 * testsuite/odr_violation2.cc (Ordering::operator()): Make
600 expression more complex.
601
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ILT		 6022011-07-08 Ian Lance Taylor <iant@google.com>
603
604 PR gold/11317
605 * target-reloc.h (issue_undefined_symbol_error): New inline
606 function, broken out of relocate_section.
607 (relocate_section): Call issue_undefined_symbol_error.
608 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
609 there is no TLS segment if we are about to issue an undefined
610 symbol error.
611 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
612
62855347
ILT		 6132011-07-08 Ian Lance Taylor <iant@google.com>
614
615 PR gold/12279
616 * resolve.cc (Symbol_table::should_override): Add fromtype
617 parameter. Change all callers. Give error when linking together
618 TLS and non-TLS symbol.
619 (Symbol_table::should_override_with_special): Add fromtype
620 parameter. Change all callers.
621 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
622 there is no TLS segment if we have reported some errors.
623 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
624
67181c72
ILT		 6252011-07-08 Ian Lance Taylor <iant@google.com>
626
627 PR gold/12372
628 * target.h (Target::plt_address_for_global): New function.
629 (Target::plt_address_for_local): New function.
630 (Target::plt_section_for_global): Remove.
631 (Target::plt_section_for_local): Remove.
632 (Target::do_plt_address_for_global): New virtual function.
633 (Target::do_plt_address_for_local): New virtual function.
634 (Target::do_plt_section_for_global): Remove.
635 (Target::do_plt_section_for_local): Remove.
636 (Target::register_global_plt_entry): Add Symbol_table and Layout
637 parameters.
638 * output.cc (Output_data_got::Got_entry::write): Use
639 plt_address_for_global and plt_address_for_local.
640 * layout.cc (Layout::add_target_dynamic_tags): Use size and
641 address of output section.
642 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
643 got_irelative_, and irelative_count_ fields. Update
644 declarations.
645 (Output_data_plt_i386::has_irelative_section): New function.
646 (Output_data_plt_i386::entry_count): Add irelative_count_.
647 (Output_data_plt_i386::set_final_data_size): Likewise.
648 (class Target_i386): Add got_irelative_ and rel_irelative_
649 fields. Update declarations.
650 (Target_i386::Target_i386): Initialize new fields.
651 (Target_i386::do_plt_address_for_global): New function replacing
652 do_plt_section_for_global.
653 (Target_i386::do_plt_address_for_local): New function replacing
654 do_plt_section_for_local.
655 (Target_i386::got_section): Create got_irelative_.
656 (Target_i386::rel_irelative_section): New function.
657 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
658 fields. Don't define __rel_iplt_{start,end}.
659 (Output_data_plt_i386::add_entry): Add symtab and layout
660 parameters. Change all callers. Use different PLT and GOT for
661 IFUNC symbols.
662 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
663 layout parameters. Change all callers. Use different PLT and
664 GOT.
665 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
666 (Output_data_plt_i386::rel_irelative): New function.
667 (Output_data_plt_i386::address_for_global): New function.
668 (Output_data_plt_i386::address_for_local): New function.
669 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
670 IRELATIVE GOT when changing IFUNC GOT entries.
671 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
672 reloc.
673 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
674 if we didn't create an IRELATIVE GOT.
675 (Target_i386::Relocate::relocate): Use plt_address_for_global and
676 plt_address_for_local.
677 (Target_i386::do_dynsym_value): Use plt_address_for_global.
678 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
679 got_irelative_, and irelative_count_ fields. Update
680 declarations.
681 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
682 Initialize new fields. Remove symtab parameter. Change all
683 callers.
684 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
685 irelative_count_.
686 (Output_data_plt_x86_64::has_irelative_section): New function.
687 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
688 (class Target_x86_64): Add got_irelative_ and rel_irelative_
689 fields. Update declarations.
690 (Target_x86_64::Target_x86_64): Initialize new fields.
691 (Target_x86_64::do_plt_address_for_global): New function replacing
692 do_plt_section_for_global.
693 (Target_x86_64::do_plt_address_for_local): New function replacing
694 do_plt_section_for_local.
695 (Target_x86_64::got_section): Create got_irelative_.
696 (Target_x86_64::rela_irelative_section): New function.
697 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
698 all callers. Don't create __rel_iplt_{start,end}.
699 (Output_data_plt_x86_64::add_entry): Add symtab and layout
700 parameters. Change all callers. Use different PLT and GOT for
701 IFUNC symbols.
702 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
703 layout parameters. Change all callers. Use different PLT and
704 GOT.
705 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
706 parameters. Change all callers. Use different PLT and GOT for
707 IFUNC symbols.
708 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
709 (Output_data_plt_x86_64::rela_irelative): New function.
710 (Output_data_plt_x86_64::address_for_global): New function.
711 (Output_data_plt_x86_64::address_for_local): New function.
712 (Output_data_plt_x86_64::set_final_data_size): Likewise.
713 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
714 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
715 (Target_x86_64::register_global_plt_entry): Add symtab and layout
716 parameters.
717 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
718 reloc.
719 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
720 symbols if we didn't create an IRELATIVE GOT.
721 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
722 plt_address_for_local.
723 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
724 * testsuite/ifuncvar1.c: New test file.
725 * testsuite/ifuncvar2.c: New test file.
726 * testsuite/ifuncvar3.c: New test file.
727 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
728 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
729 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
730 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
731 * testsuite/Makefile.in: Rebuild.
732
33c15b45
CC		 7332011-07-07 Cary Coutant <ccoutant@google.com>
734
735 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
736 (two_file_test_1_ndebug.o): Likewise.
737 (two_file_test_1b_ndebug.o): Likewise.
738 (two_file_test_2_ndebug.o): Likewise.
739 (two_file_test_main_ndebug.o): Likewise.
740 (incremental_test_2): Link with no-debug versions.
741
f48b5fb7
CC		 7422011-07-06 Cary Coutant <ccoutant@google.com>
743
744 * gold/incremental.cc
745 (Output_section_incremental_inputs::write_info_blocks): Check for
746 hidden and internal symbols.
747
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CC		 7482011-07-06 Cary Coutant <ccoutant@google.com>
749
750 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
751 Check disposition for startup file.
752 (Incremental_inputs::report_command_line): Ignore
753 --incremental-startup-unchanged option.
754 * options.cc (General_options::parse_incremental_startup_unchanged):
755 New function.
756 (General_options::General_options): Initialize new data member.
757 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
758 (General_options): Add --incremental-startup-unchanged option.
759 (General_options::incremental_startup_disposition): New function.
760 (General_options::incremental_startup_disposition_): New data member.
761
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CC		 7622011-07-06 Cary Coutant <ccoutant@google.com>
763
764 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
765 input file index to Script_info ctor.
766 (Sized_incremental_binary::do_file_has_changed): Find the
767 command-line argument for files named in scripts.
768 * incremental.h (Script_info::Script_info): New ctor
769 with input file index.
770 (Script_info::input_file_index): New function.
771 (Script_info::input_file_index_): New data member.
772 (Incremental_binary::get_library): Add const.
773 (Incremental_binary::get_script_info): Add const.
774 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
775 * testsuite/Makefile.am (incremental_test_5): New test case.
776 (incremental_test_6): New test case.
777 * testsuite/Makefile.in: Regenerate.
778
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780
781 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
782 debug output when command lines differ.
783
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CC		 7842011-07-06 Cary Coutant <ccoutant@google.com>
785
786 * incremental.cc (Incremental_inputs::report_command_line): Ignore
787 --incremental-patch option.
788 * layout.cc (Free_list::allocate): Extend allocation beyond original
789 end if enabled.
790 (Layout::make_output_section): Mark sections that should get
791 patch space.
792 * options.cc (parse_percent): New function.
793 * options.h (parse_percent): New function.
794 (DEFINE_percent): New macro.
795 (General_options): Add --incremental-patch option.
796 * output.cc (Output_section::Output_section): Initialize new data
797 members.
798 (Output_section::add_input_section): Print section name when out
799 of patch space.
800 (Output_section::add_output_section_data): Likewise.
801 (Output_section::set_final_data_size): Add patch space when
802 doing --incremental-full.
803 (Output_section::do_reset_address_and_file_offset): Remove patch
804 space.
805 (Output_segment::set_section_list_addresses): Print debug output
806 only if --incremental-update.
807 * output.h (Output_section::set_is_patch_space_allowed): New function.
808 (Output_section::is_patch_space_allowed_): New data member.
809 (Output_section::patch_space_): New data member.
810 * parameters.cc (Parameters::incremental_full): New function.
811 * parameters.h (Parameters::incremental_full): New function
812 * testsuite/Makefile.am (incremental_test_2): Add test for
813 --incremental-patch option.
814 * testsuite/Makefile.in: Regenerate.
815 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
816 (t18): Remove function body.
817
f6cccc2c
DK		 8182011-07-05 Doug Kwan <dougkwan@google.com>
819
820 PR gold/12771
821 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
822 Arm_Address type for relocation result.
823 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
824 overflow check.
825 (Arm_relocate_functions::abs32): Use unaligned access.
826 (Arm_relocate_functions::rel32): Ditto.
827 (Arm_relocate_functions::prel31): Ditto.
828 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
829 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
830 static data relocations.
831 * testsuite/Makefile.in: Regnerate.
832 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
833
28a13fec
ILT		 8342011-07-05 Ian Lance Taylor <iant@google.com>
835
836 PR gold/12392
837 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
838 symbols if necessary.
839 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
840
24d47b34
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842
843 PR gold/12952
844 * resolve.cc (Symbol::override_base_with_special): Simply override
845 version with special symbol version, ignoring previous version.
846
41f9cbbe
ILT		 8472011-07-05 Ian Lance Taylor <iant@google.com>
848
849 * object.cc (Sized_relobj_file::include_section_group): Add
850 information to comment about signature location.
851
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853
854 PR gold/12957
855 * options.h (class General_options): Add -f and -F.
856 * options.cc (General_options::finalize): Fatal error if -f/-F
857 are used without -shared.
858 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
859
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861
862 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
863
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ILT		 8642011-07-01 Ian Lance Taylor <iant@google.com>
865
866 PR gold/12525
867 PR gold/12952
868 * resolve.cc (Symbol::override_base_with_special): Don't override
869 the version if the overriding symbol has a different name.
870 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
871 all callers. If we give an error about an undefined version,
872 define the base version if necessary.
873 * dynobj.h (class Versions): Update declaration.
874 * testsuite/weak_alias_test_5.cc: New file.
875 * testsuite/weak_alias_test.script: New file.
876 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
877 and versioned_alias have the right value, and call t2.
878 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
879 weak_alias_test_5.so.
880 (weak_alias_test_LDADD): Likewise.
881 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
882 * testsuite/Makefile.in: Rebuild.
883
611062c0
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885
886 PR gold/12525
887 * options.h (class General_options): Support -z notext.
888 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
889 -Wl,-z,notext.
890 (two_file_shared_nonpic.so): Likewise.
891 (two_file_shared_mixed.so): Likewise.
892 (two_file_shared_mixed_1.so): Likewise.
893 (weak_undef_lib_nonpic.so): Likewise.
894 (alt/weak_undef_lib_nonpic.so): Likewise.
895 (tls_test_shared_nonpic.so): Likewise.
896 * testsuite/Makefile.in: Rebuild.
897
328c7c2f
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899
900 PR gold/12525
901 * configure.ac: Test whether static linking works, setting
902 the automake conditional HAVE_STATIC.
903 * testsuite/Makefile.am: Disable tests using -static if
904 HAVE_STATIC is not true.
905 * configure, testsuite/Makefile.in: Rebuild.
906
02d7cd44
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908
909 PR gold/12525
910 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
911 Assert if we see DW_EH_PE_indirect.
912 * target.h (Target::ehframe_datarel_base): New function.
913 (Target::do_ehframe_datarel_base): New target function.
914 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
915 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
916 function.
917
07a60597
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919
920 PR gold/12571
921 * options.h (class General_options): Add
922 --ld-generated-unwind-info.
923 * ehframe.cc (Fde::write): Add address parameter. Change all
924 callers. If associated with PLT, fill in address and size.
925 (Cie::set_output_offset): Only add merge mapping if there is an
926 object.
927 (Cie::write): Add address parameter. Change all callers.
928 (Eh_frame::add_ehframe_for_plt): New function.
929 * ehframe.h (class Fde): Update declarations. Move shndx_ and
930 input_offset_ fields into union u_, with new plt field.
931 (Fde::Fde): Adjust for new union field.
932 (Fde::Fde) [Output_data version]: New constructor.
933 (Fde::add_mapping): Only add merge mapping if there is an object.
934 (class Cie): Update declarations.
935 (class Eh_frame): Declare add_ehframe_for_plt.
936 * layout.cc (Layout::layout_eh_frame): Break out code into
937 make_eh_frame_section, and call it.
938 (Layout::make_eh_frame_section): New function.
939 (Layout::add_eh_frame_for_plt): New function.
940 * layout.h (class Layout): Update declarations.
941 * merge.cc (Merge_map::add_mapping): Add assertion.
942 * i386.cc: Include "dwarf.h".
943 (class Output_data_plt_i386): Make first_plt_entry,
944 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
945 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
946 and plt_eh_frame_fde.
947 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
948 boundary. Call add_eh_frame_for_plt if appropriate.
949 * x86_64.cc: Include "dwarf.h".
950 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
951 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
952 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
953 and plt_eh_frame_fde.
954 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
955 appropriate.
956
14788a3f
ILT		 9572011-06-29 Ian Lance Taylor <iant@google.com>
958
959 PR gold/12629
960 * object.cc (Sized_relobj_file::layout_section): Change shdr
961 parameter to be const.
962 (Sized_relobj_file::layout_eh_frame_section): New function, broken
963 out of do_layout.
964 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
965 appropriate. Call layout_eh_frame_section.
966 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
967 sections.
968 * object.h (class Sized_relobj_file): Update declarations.
969
6c21fce1
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971
37e41b03 972 PR gold/12652
6c21fce1
ILT		 973 * script.cc (Token::integer_value): Accept trailing M/m/K/k
974 modifier.
975 (Lex::gather_token): Accept trailing M/m/K/k for integers.
976
4d5e4e62
ILT		 9772011-06-29 Ian Lance Taylor <iant@google.com>
978
979 PR gold/12675
980 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
981 SHT_X86_64_UNWIND.
982 * layout.cc (Layout::layout_eh_frame): Likewise.
983
886f533a
ILT		 9842011-06-29 Ian Lance Taylor <iant@google.com>
985
986 PR gold/12695
987 * layout.cc (Layout::symtab_section_shndx): New function.
988 * layout.h (class Layout): Declare symtab_section_shndx.
989 * output.cc (Output_section::write_header): Call it.
990
f3ae1b28
ILT		 9912011-06-29 Ian Lance Taylor <iant@google.com>
992
993 PR gold/12818
994 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
995 symbols which are not used in a relocation.
996
aecf301f
ILT		 9972011-06-28 Ian Lance Taylor <iant@google.com>
998
999 PR gold/12898
1000 * layout.cc (Layout::segment_precedes): Don't crash if a linker
1001 script create indistinguishable segments.
1002 (Layout::set_segment_offsets): Use stable_sort when sorting
1003 segments. Pass this to Compare_segments constructor.
1004 * layout.h (class Layout): Make segment_precedes non-static.
1005 (class Compare_segments): Change from struct to class. Add
1006 layout_ field. Add constructor.
1007 * script-sections.cc
1008 (Script_sections::attach_sections_using_phdrs_clause): Rename
1009 local orphan to is_orphan. Don't report failure to put empty
1010 section in segment. On attachment failure, report name of
1011 section, and attach to first PT_LOAD segment.
1012
03ef7571
ILT		 10132011-06-28 Ian Lance Taylor <iant@google.com>
1014
1015 PR gold/12934
1016 * target-select.cc (Target_selector::Target_selector): Add
1017 emulation parameter. Change all callers.
1018 (select_target_by_bfd_name): Rename from select_target_by_name.
1019 Change all callers.
1020 (select_target_by_emulation): New function.
1021 (supported_emulation_names): New function.
1022 * target-select.h (class Target_selector): Add emulation_ field.
1023 Update declarations.
1024 (Target_selector::recognize_by_bfd_name): Rename from
1025 recognize_by_name. Change all callers.
1026 (Target_selector::supported_bfd_names): Rename from
1027 supported_names. Change all callers.
1028 (Target_selector::recognize_by_emulation): New function.
1029 (Target_selector::supported_emulations): New function.
1030 (Target_selector::emulation): New function.
1031 (Target_selector::do_recognize_by_bfd_name): Rename from
1032 do_recognize_by_name. Change all callers.
1033 (Target_selector::do_supported_bfd_names): Rename from
1034 do_supported_names. Change all callers.
1035 (Target_selector::do_recognize_by_emulation): New function.
1036 (Target_selector::do_supported_emulations): New function.
1037 (select_target_by_bfd_name): Change name in declaration.
1038 (select_target_by_emulation): Declare.
1039 (supported_emulation_names): Declare.
1040 * parameters.cc (parameters_force_valid_target): Try to find
1041 target based on emulation from -m option.
1042 * options.h (class General_options): Change doc string for -m.
1043 * options.cc (help): Print emulations.
1044 (General_options::parse_V): Likewise.
1045 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
1046 Add emulation parameter. Change all callers.
1047
200b2bb9
ILT		 10482011-06-28 Ian Lance Taylor <iant@google.com>
1049
1050 * target.h (class Target): Add osabi_ field.
1051 (Target::osabi): New function.
1052 (Target::set_osabi): New function.
1053 (Target::Target): Initialize osabi_.
1054 (Target::do_adjust_elf_header): Make pure virtual.
1055 (Sized_target::do_adjust_elf_header): Declare.
1056 * target.cc (Sized_target::do_adjust_elf_header): New function.
1057 (class Sized_target): Instantiate all versions.
1058 * freebsd.h (class Target_freebsd): Remove.
1059 (Target_selector_freebsd::do_recognize): Call set_osabi on
1060 Target.
1061 (Target_selector_freebsd::do_recognize_by_name): Likewise.
1062 (Target_selector_freebsd::set_osabi): Remove.
1063 * i386.cc (class Target_i386): Inherit from Sized_target rather
1064 than Target_freebsd.
1065 * x86_64.cc (class Target_x86_64): Likewise.
1066
b3ce541e
ILT		 10672011-06-28 Ian Lance Taylor <iant@google.com>
1068
1069 * target.h (Target::can_check_for_function_pointers): Rewrite.
1070 Make non-virtual.
1071 (Target::can_icf_inline_merge_sections): Likewise.
1072 (Target::section_may_have_icf_unsafe_poineters): Likewise.
1073 (Target::Target_info): Add can_icf_inline_merge_sections field.
1074 (Target::do_can_check_for_function_pointers): New virtual
1075 function.
1076 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
1077 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
1078 from can_check_for_function_pointers, move in file.
1079 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
1080 section_may_have_icf_unsafe_poineters, move in file.
1081 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
1082 * i386.cc (Target_i386::do_can_check_for_function_pointers):
1083 Rename from can_check_for_function_pointers, move in file.
1084 (Target_i386::can_icf_inline_merge_sections): Remove.
1085 (Target_i386::i386_info): Initialize
1086 can_icf_inline_merge_sections.
1087 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1088 Initialize can_icf_inline_merge_sections.
1089 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
1090 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
1091 Rename from can_check_for_function_pointers, move in file.
1092 (Target_x86_64::can_icf_inline_merge_sections): Remove.
1093 (Target_x86_64::x86_64_info): Initialize
1094 can_icf_inline_merge_sections.
1095 * testsuite/testfile.cc (Target_test::test_target_info):
1096 Likewise.
1097 * icf.cc (get_section_contents): Correct formatting.
1098
6d1c4efb
ILT		 10992011-06-27 Ian Lance Taylor <iant@google.com>
1100
1101 * symtab.cc (Symbol::versioned_name): New function.
1102 (Symbol_table::add_to_final_symtab): Use versioned_name when
1103 appropriate.
1104 (Symbol_table::sized_write_symbol): Likewise.
1105 * symtab.h (class Symbol): Declare versioned_name.
1106 * stringpool.h (class Stringpool_template): Add variant of add
1107 which takes a std::basic_string.
1108 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
1109 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
1110 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
1111 (ver_test_12.o): New target.
1112 * testsuite/Makefile.in: Rebuild.
1113
57eb9b50
DK		 11142011-06-27 Doug Kwan <dougkwan@google.com>
1115
1116 * arm.cc (Arm_relocate_functions::thm_jump8,
1117 Arm_relocate_functions::thm_jump11): Use a wider signed
1118 type to compute offset.
1119 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
1120 arm_thm_jump8.
1121 * testsuite/Makefile.in: Regenerate.
1122 * testsuite/arm_branch_in_range.sh: Check test results of
1123 arm_thm_jump11 and arm_thm_jump8.
1124 * testsuite/arm_thm_jump11.s: New test source file.
1125 * testsuite/arm_thm_jump11.t: New linker script.
1126 * testsuite/arm_thm_jump8.s: New test source file.
1127 * testsuite/arm_thm_jump8.t: New linker script.
1128
487b39df
ILT		 11292011-06-24 Ian Lance Taylor <iant@google.com>
1130
1131 * layout.cc: Include "object.h".
1132 (ctors_sections_in_init_array): New static variable.
1133 (Layout::is_ctors_in_init_array): New function.
1134 (Layout::layout): Add entry to ctors_sections_in_init_array if
1135 appropriate.
1136 * layout.h (class Layout): Declare is_ctors_in_init_array.
1137 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
1138 is_ctors_reverse_view is set.
1139 (Sized_relobj_file::write_sections): Add layout parameter. Change
1140 all callers. Set is_ctors_reverse_view field of View_size.
1141 (Sized_relobj_file::reverse_words): New function.
1142 * object.h (Sized_relobj_file::View_size): Add
1143 is_ctors_reverse_view field.
1144 (class Sized_relobj_file): Update declarations.
1145 * testsuite/initpri3.c: New test.
1146 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
1147 initpri3b.
1148 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
1149 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
1150 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
1151 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
1152 * testsuite/Makefile.in: Rebuild.
1153
472076e4
CC		 11542011-06-24 Cary Coutant <ccoutant@google.com>
1155
1156 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
1157 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1158 (debug_msg_cdebug.err): New targets.
1159 * testsuite/Makefile.in: Regenerate.
1160 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1161 Fix checks for link with shared library.
1162
a60af0db
DK		 11632011-06-24 Doug Kwan <dougkwan@google.com>
1164
1165 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1166 skip empty text sections.
1167 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1168
5393d741
ILT		 11692011-06-22 Ian Lance Taylor <iant@google.com>
1170
1171 PR gold/12910
1172 * options.h (class General_options): Add --ctors-in-init-array.
1173 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1174 friends as SHT_PROGBITS for merging sections.
1175 (Layout::layout): Remove special handling of .init_array and
1176 friends. Don't sort if doing relocatable link. Sort for .ctors
1177 and .dtors if ctors_in_init_array.
1178 (Layout::make_output_section): Force correct section types for
1179 .init_array and friends. Don't sort if doing relocatable link,
1180 Don't sort .ctors and .dtors if ctors_in_init_array.
1181 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1182 (Layout::output_section_name): Add relobj parameter. Change all
1183 callers. Handle .ctors. and .dtors. in code rather than table.
1184 Handle .ctors and .dtors if ctors_in_init_array.
1185 (Layout::match_file_name): New function, moved from output.cc.
1186 * layout.h (class Layout): Update declarations.
1187 * output.cc: Include "layout.h".
1188 (Input_section_sort_entry::get_priority): New function.
1189 (Input_section_sort_entry::match_file_name): Just call
1190 Layout::match_file_name.
1191 (Output_section::Input_section_sort_init_fini_compare::operator()):
1192 Handle .ctors and .dtors. Sort by explicit priority rather than
1193 by name.
1194 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1195 * testsuite/initpri2.c: New test.
1196 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1197 (check_PROGRAMS): Add initpri2.
1198 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1199 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1200 * configure, testsuite/Makefile.in: Rebuild.
1201
e1f74f98
ILT		 12022011-06-19 Ian Lance Taylor <iant@google.com>
1203
1204 PR gold/12880
1205 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1206 .interp section to a PT_INTERP segment even if we have seen a
1207 --dynamic-linker option. Don't do it if we have seen a PHDRS
1208 clause in a linker script.
1209 (Layout::finalize): Don't create a .interp section if we've
1210 already create a PT_INTERP segment.
1211 (Layout::create_interp): Always call choose_output_section (revert
1212 patch of 2011-06-17). Don't create PT_INTERP segment.
1213 * script-sections.cc
1214 (Script_sections::create_note_and_tls_segments): Add a .interp
1215 section to a PT_INTERP segment even if we have seen a
1216 --dynamic-linker option.
1217
766f91bb
ILT		 12182011-06-18 Ian Lance Taylor <iant@google.com>
1219
1220 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1221 merely because a non-PT_LOAD segment has a dynamic reloc.
1222
0d212c3a
ILT		 12232011-06-18 Ian Lance Taylor <iant@google.com>
1224
1225 * layout.cc (Layout::finish_dynamic_section): Don't create
1226 DT_FLAGS entry if not needed.
1227
911a5072
ILT		 12282011-06-18 Ian Lance Taylor <iant@google.com>
1229
1230 PR gold/12745
1231 * layout.cc (Layout::layout_eh_frame): Correct handling of
1232 writable .eh_frame section.
1233
534b4e5f
ILT		 12342011-06-17 Ian Lance Taylor <iant@google.com>
1235
1236 PR gold/12893
1237 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1238 symbol is redefined with the exact same object and value.
1239
10b4f102
ILT		 12402011-06-17 Ian Lance Taylor <iant@google.com>
1241
1242 PR gold/12880
1243 * layout.h (class Layout): Add interp_segment_ field.
1244 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1245 (Layout::attach_allocated_section_to_segment): If making shared
1246 library, put .interp section in PT_INTERP segment.
1247 (Layout::finalize): Also call create_interp if -dynamic-linker
1248 option was used.
1249 (Layout::create_interp): Assert that there is no PT_INTERP
1250 segment. If not using a SECTIONS clause, use make_output_section.
1251 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1252 * script-sections.cc
1253 (Script_sections::create_note_and_tls_segments): If making shared
1254 library, put .interp section in PT_INTERP segment.
1255
a29b0dad
ILT		 12562011-06-17 Ian Lance Taylor <iant@google.com>
1257
e588ea8d
ILT		 1258 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1259 when making a shared library.
1260
12612011-06-17 Ian Lance Taylor <iant@google.com>
1262
1263 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1264 parameter. Change all callers. Don't issue warning about PC32
1265 against locally defined symbol.
a29b0dad 1266
9d3b0698
ILT		 12672011-06-16 Ian Lance Taylor <iant@google.com>
1268
1269 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1270 occurs in same object.
1271
85b0f90c
AM		 12722011-06-14 Alan Modra <amodra@gmail.com>
1273
1274 * po/POTFILES.in: Regenerate.
1275
a94907d9
ILT		 12762011-06-09 Ian Lance Taylor <iant@google.com>
1277
1278 * script-sections.cc
1279 (Orphan_output_section::set_section_addresses): For a relocatable
1280 link set address to 0.
1281
4fb3a1c3
CC		 12822011-06-09 Cary Coutant <ccoutant@google.com>
1283
1284 PR gold/12804
1285 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1286 used with --compress-debug-sections.
1287 * gold/object.cc (Sized_relobj_file::do_layout): Report
1288 uncompressed size of compressed input sections.
1289
61220854
CC		 12902011-06-08 Cary Coutant <ccoutant@google.com>
1291
1292 PR gold/12804
1293 * testsuite/two_file_test_2_v1.cc: Change initialization of
1294 v2 to keep it in .data.
1295
e6455dfb
CC		 12962011-06-07 Cary Coutant <ccoutant@google.com>
1297
1298 * common.cc (Symbol_table::do_allocate_commons_list): Call
1299 gold_fallback.
1300 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1301 (Errors::fallback): New function.
1302 (gold_fallback): New function.
1303 * errors.h (Errors::fallback): New function.
1304 * gold.cc (gold_exit): Change status parameter to enum; adjust
1305 all callers.
1306 (queue_initial_tasks): Call gold_fallback.
1307 * gold.h: Include cstdlib.
1308 (Exit_status): New enum type.
1309 (gold_exit): Change status parameter to enum.
1310 (gold_fallback): New function.
1311 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1312 (Layout::create_symtab_sections): Likewise.
1313 (Layout::create_shdrs): Likewise.
1314 * main.cc (main): Adjust call to gold_exit.
1315 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1316 (Output_data_got::add_got_entry_pair): Likewise.
1317 (Output_section::add_input_section): Likewise.
1318 (Output_section::add_output_section_data): Likewise.
1319 (Output_segment::set_section_list_addresses): Likewise.
1320 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1321
fb0e076f
CC		 13222011-06-07 Cary Coutant <ccoutant@google.com>
1323
1324 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1325 for incremental links.
1326 * output.cc (Output_segment::set_section_list_addresses): Remove
1327 FIXME and test for TLS or BSS.
1328
a5ee4d5d
CC		 13292011-06-07 Cary Coutant <ccoutant@google.com>
1330
1331 * testsuite/Makefile.am: Add incremental_copy_test,
1332 incremental_common_test_1.
1333 * testsuite/Makefile.in: Regenerate.
1334 * testsuite/common_test_1_v1.c: New source file.
1335 * testsuite/common_test_1_v2.c: New source file.
1336 * testsuite/copy_test_v1.cc: New source file.
1337
5146f448
CC		 13382011-06-07 Cary Coutant <ccoutant@google.com>
1339
1340 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1341 update, allocate common from bss section's free list.
1342 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1343 linker-defined symbols.
1344 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1345 Skip GOT and PLT entries that are no longer referenced.
1346 (Output_section_incremental_inputs::write_info_blocks): Mark
1347 linker-defined symbols.
1348 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1349 * output.cc (Output_section::allocate): New function.
1350 * output.h (Output_section::allocate): New function.
1351 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1352 linker-defined symbols.
1353 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1354 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1355 (Symbol::init_base_output_data): Likewise.
1356 (Symbol::init_base_output_segment): Likewise.
1357 (Symbol::init_base_constant): Likewise.
1358 (Sized_symbol::init_output_data): Likewise.
1359 (Sized_symbol::init_output_segment): Likewise.
1360 (Sized_symbol::init_constant): Likewise.
1361 (Symbol_table::do_define_in_output_data): Likewise.
1362 (Symbol_table::do_define_in_output_segment): Likewise.
1363 (Symbol_table::do_define_as_constant): Likewise.
1364 * symtab.h (Symbol::is_predefined): New function.
1365 (Symbol::init_base_output_data): Add is_predefined parameter.
1366 (Symbol::init_base_output_segment): Likewise.
1367 (Symbol::init_base_constant): Likewise.
1368 (Symbol::is_predefined_): New data member.
1369 (Sized_symbol::init_output_data): Add is_predefined parameter.
1370 (Sized_symbol::init_output_segment): Likewise.
1371 (Sized_symbol::init_constant): Likewise.
1372 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1373
26d3c67d
CC		 13742011-06-07 Cary Coutant <ccoutant@google.com>
1375
1376 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1377 instead of emit_copy_reloc.
1378 (Copy_relocs::emit_copy_reloc): Refactor.
1379 (Copy_relocs::make_copy_reloc): New function.
1380 (Copy_relocs::add_copy_reloc): Remove.
1381 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1382 section.
1383 (Copy_relocs::make_copy_reloc): New function.
1384 (Copy_relocs::add_copy_reloc): Remove.
1385 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1386 unchanged input files.
1387 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1388 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1389 Reserve BSS space for COPY relocations.
1390 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1391 (Output_section_incremental_inputs::write_info_blocks): Record
1392 whether a symbol is copied from a shared object.
1393 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1394 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1395 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1396 (Incremental_input_entry_reader::get_output_symbol_index): Add
1397 is_copy parameter.
1398 (Incremental_binary::emit_copy_relocs): New function.
1399 (Incremental_binary::do_emit_copy_relocs): New function.
1400 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1401 new data member.
1402 (Sized_incremental_binary::add_copy_reloc): New function.
1403 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1404 (Sized_incremental_binary::Copy_reloc): New struct.
1405 (Sized_incremental_binary::Copy_relocs): New typedef.
1406 (Sized_incremental_binary::copy_relocs_): New data member.
1407 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1408 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1409 * target.h (Sized_target::emit_copy_reloc): New function.
1410 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1411
7cdb37d9
CC		 14122011-06-02 Cary Coutant <ccoutant@google.com>
1413
1414 PR gold/12163
1415 * gold/archive.cc (Archive::Archive): Initialize new data member.
1416 (Archive::include_all_members): Return if archive has already been
1417 included.
1418 * gold/archive.h (Archive::include_all_members_): New data member.
1419
cc643b88
NC		 14202011-06-02 Nick Clifton <nickc@redhat.com>
1421
1422 * dynobj.h: Fix spelling mistake in comment.
1423 * output.cc: Likewise.
1424
f62a3ca7
DK		 14252011-05-31 Doug Kwan <dougkwan@google.com>
1426 Asier Llano
1427
1428 PR gold/12826
cc643b88 1429 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1430 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1431 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1432 redundant arm_exidx_test.so.
1433 * testsuite/Makefile.in: Regenerate.
1434 (check_SCRIPTS): Add pr12826.sh
1435 (check_DATA): Add pr12826.stdout
1436 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1437 * testsuite/pr12826.sh: New file.
1438 * testsuite/pr12826_1.s: Ditto.
1439 * testsuite/pr12826_1.s: Ditto.
1440
8dbe1edc
ILT		 14412011-05-30 Ian Lance Taylor <iant@google.com>
1442
1443 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1444 sections.
1445
c49875be
ILT		 14462011-05-29 Ian Lance Taylor <iant@google.com>
1447
1448 PR gold/12804
1449 * testsuite/Makefile.am: Use different file name for two_file_test
1450 temporary file for each incremental test.
1451 * testsuite/Makefile.in: Rebuild.
1452
69d53f7a
ILT		 14532011-05-29 Ian Lance Taylor <iant@google.com>
1454
1455 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1456 binary input file is empty.
1457
41d0ab5f
ILT		 14582011-05-27 Ian Lance Taylor <iant@google.com>
1459
1460 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1461 (ver_test_9.so): Likewise.
1462 * testsuite/Makefile.in: Rebuild.
1463
89d8a36b
CC		 14642011-05-26 Cary Coutant <ccoutant@google.com>
1465
1466 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1467 * incremental.cc (Incremental_inputs::report_input_section): Fix
1468 comment, indentation.
1469 (Incremental_inputs::report_comdat_group): New function.
1470 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1471 of data for incremental input file entry.
1472 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1473 group count, COMDAT group signatures.
1474 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1475 an unchanged input file.
1476 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1477 Initialize new data member.
1478 (Incremental_object_entry::add_comdat_group): New function.
1479 (Incremental_object_entry::get_comdat_group_count): New function.
1480 (Incremental_object_entry::get_comdat_signature_key): New function.
1481 (Incremental_object_entry::groups_): New data member.
1482 (Incremental_inputs::report_comdat_group): New function.
1483 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1484 data for incremental input file entry.
1485 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1486 (Incremental_input_entry_reader::get_input_section): Adjust size of
1487 data for incremental input file entry.
1488 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1489 (Incremental_input_entry_reader::get_comdat_group_signature): New
1490 function.
1491 * object.cc (Sized_relobj::include_section_group): Report kept
1492 COMDAT groups for incremental links.
1493
1706a06f
ILT		 14942011-05-24 David Meyer <pdox@google.com>
1495
1496 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1497 with name parameter. Add found_name parameter.
1498 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1499 * dirsearch.h (class Dirsearch): Update declaration.
1500
a10ae760
ILT		 15012011-05-24 Ian Lance Taylor <iant@google.com>
1502
1503 * archive.cc (Library_base::should_include_member): Pull in object
1504 from archive if it defines the entry symbol.
1505 * parameters.cc (Parameters::entry): New function.
1506 * parameters.h (class Parameters): Declare entry.
1507 * output.h (class Output_file_header): Remove entry_ field.
1508 * output.cc (Output_file_header::Output_file_header): Remove entry
1509 parameter. Change all callers.
1510 (Output_file_header::entry): Use parameters->entry.
1511 * gold.cc (queue_middle_tasks): Likewise.
1512 * plugin.cc (Plugin_hook::run): Likewise.
1513
aa92d6ed
CC		 15142011-05-24 Cary Coutant <ccoutant@google.com>
1515
1516 * gold.cc (queue_initial_tasks): Pass incremental base filename
1517 to Output_file::open_base_file; don't print error message.
1518 * incremental-dump.cc (main): Adjust call to
1519 Output_file::open_for_modification.
1520 * incremental-dump.cc (main): Likewise.
1521 * incremental.cc (Incremental_inputs::report_command_line):
1522 Ignore --incremental-base option when comparing command lines.
1523 Ignore parameter when given as separate argument.
1524 * options.h (class General_options): Add --incremental-base.
1525 * output.cc (Output_file::Output_file):
1526 (Output_file::open_base_file): Add base_name and writable parameters;
1527 read base file into new file; print error message here.
1528 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1529 callers.
1530 * output.h (Output_file::open_for_modification): Rename to...
1531 (Output_file::open_base_file): ...this; add base_name and
1532 writable parameters; adjust all callers.
1533 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1534 callers.
1535 * testsuite/Makefile.am (incremental_test_4): Test
1536 --incremental-base.
1537 * testsuite/Makefile.in: Regenerate.
1538
2eedd706
CC		 15392011-05-24 Cary Coutant <ccoutant@google.com>
1540
1541 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1542 incremental_test_4.
1543 * testsuite/Makefile.in: Regenerate.
1544 * testsuite/two_file_test_1_v1.cc: New test source file.
1545 * testsuite/two_file_test_1b_v1.cc: New test source file.
1546 * testsuite/two_file_test_2_v1.cc: New test source file.
1547
0f1c85a6
CC		 15482011-05-24 Cary Coutant <ccoutant@google.com>
1549
1550 * dynobj.h (Dynobj::do_dynobj): New function.
1551 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1552 flag and soname for shared objects.
1553 * incremental.cc (Incremental_inputs::report_object): Make
1554 either Incremental_object_entry or Incremental_dynobj_entry; add
1555 soname to string table.
1556 (Incremental_inputs::report_input_section): Add assertion.
1557 (Output_section_incremental_inputs::set_final_data_size): Adjust
1558 type of input file entry for shared libraries; adjust size of
1559 shared library info entry.
1560 (Output_section_incremental_inputs::write_input_files): Write
1561 as_needed flag for shared libraries.
1562 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1563 of input file entry for shared libraries; write soname.
1564 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1565 soname from incremental info.
1566 * incremental.h (enum Incremental_input_flags): Add
1567 INCREMENTAL_INPUT_AS_NEEDED.
1568 (Incremental_input_entry::Incremental_input_entry): Initialize new
1569 data member.
1570 (Incremental_input_entry::set_as_needed): New function.
1571 (Incremental_input_entry::as_needed): New function.
1572 (Incremental_input_entry::do_dynobj_entry): New function.
1573 (Incremental_input_entry::as_needed_): New data member.
1574 (Incremental_object_entry::Incremental_object_entry): Don't check
1575 for shared library.
1576 (Incremental_object_entry::do_type): Likewise.
1577 (class Incremental_dynobj_entry): New class.
1578 (Incremental_input_entry_reader::as_needed): New function.
1579 (Incremental_input_entry_reader::get_soname): New function.
1580 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1581 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1582 size of shared library info entry.
1583 * layout.cc (Layout::finish_dynamic_section): Don't test for
1584 incremental link when adding DT_NEEDED entries.
1585 * object.h (Object::Object): Initialize new data member.
1586 (Object::dynobj): New function.
1587 (Object::set_as_needed): New function.
1588 (Object::as_needed): New function.
1589 (Object::do_dynobj): New function.
1590 (Object::as_needed_): New data member.
1591
6fa2a40b
CC		 15922011-05-24 Cary Coutant <ccoutant@google.com>
1593
1594 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1595 info; adjust display of GOT entries.
1596 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1597 vector of input objects; remove file_status_.
1598 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1599 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1600 got_plt reader; call target hooks to reserve GOT entries.
1601 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1602 of input file info header and GOT info entry.
1603 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1604 relocation info.
1605 (Got_plt_view_info::got_descriptor): Remove.
1606 (Got_plt_view_info::sym_index): New data member.
1607 (Got_plt_view_info::input_index): New data member.
1608 (Local_got_offset_visitor::visit): Write input file index.
1609 (Global_got_offset_visitor::visit): Write 0 for input file index.
1610 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1611 with sym_index and input_index.
1612 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1613 incremental info GOT entry; replace got_descriptor with input_index.
1614 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1615 map from input file index to object.
1616 (Sized_relobj_incr::do_layout): Replace direct data member reference
1617 with accessor function.
1618 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1619 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1620 Adjust size of input file info header.
1621 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1622 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1623 (Incremental_input_entry_reader::get_input_section): Adjust size of
1624 input file info header.
1625 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1626 of incremental info GOT entry.
1627 (Incremental_got_plt_reader::get_got_desc): Remove.
1628 (Incremental_got_plt_reader::get_got_symndx): New function.
1629 (Incremental_got_plt_reader::get_got_input_index): New function.
1630 (Sized_incremental_binary::Sized_incremental_binary): Remove
1631 file_status_; add input_objects_.
1632 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1633 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1634 (Sized_incremental_binary::file_is_unchanged): Remove.
1635 (Sized_incremental_binary::set_input_object): New function.
1636 (Sized_incremental_binary::input_object): New function.
1637 (Sized_incremental_binary::file_status_): Remove.
1638 (Sized_incremental_binary::input_objects_): New data member.
1639 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1640 references.
1641 (Sized_relobj_incr::invalid_address): Move to base class.
1642 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1643 class.
1644 (Sized_relobj_incr::do_output_section_offset): Likewise.
1645 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1646 (Sized_relobj_incr::section_offsets_): Likewise.
1647 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1648 function.
1649 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1650 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1651 with accessor function.
1652 (Sized_relobj_file::do_layout): Likewise.
1653 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1654 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1655 (Sized_relobj_file::compute_final_local_value): Replace refs to
1656 section_offsets_ with accessor function.
1657 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1658 * object.h (Relobj::Relobj): Initialize new data members.
1659 (Relobj::add_dyn_reloc): New function.
1660 (Relobj::first_dyn_reloc): New function.
1661 (Relobj::dyn_reloc_count): New function.
1662 (Relobj::first_dyn_reloc_): New data member.
1663 (Relobj::dyn_reloc_count_): New data member.
1664 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1665 references.
1666 (Sized_relobj::Address): New typedef.
1667 (Sized_relobj::invalid_address): Move here from child class.
1668 (Sized_relobj::Sized_relobj): Initialize new data members.
1669 (Sized_relobj::sized_relobj): New function.
1670 (Sized_relobj::is_output_section_offset_invalid): Move here from
1671 child class.
1672 (Sized_relobj::get_output_section_offset): Likewise.
1673 (Sized_relobj::local_has_got_offset): Likewise.
1674 (Sized_relobj::local_got_offset): Likewise.
1675 (Sized_relobj::set_local_got_offset): Likewise.
1676 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1677 (Sized_relobj::clear_got_offsets): New function.
1678 (Sized_relobj::section_offsets): Move here from child class.
1679 (Sized_relobj::do_output_section_offset): Likewise.
1680 (Sized_relobj::do_set_section_offset): Likewise.
1681 (Sized_relobj::Local_got_offsets): Likewise.
1682 (Sized_relobj::local_got_offsets_): Likewise.
1683 (Sized_relobj::section_offsets_): Likewise.
1684 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1685 references.
1686 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1687 class.
1688 (Sized_relobj_file::sized_relobj): New function
1689 (Sized_relobj_file::local_has_got_offset): Move to base class.
1690 (Sized_relobj_file::local_got_offset): Likewise.
1691 (Sized_relobj_file::set_local_got_offset): Likewise.
1692 (Sized_relobj_file::get_output_section_offset): Likewise.
1693 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1694 (Sized_relobj_file::do_output_section_offset): Likewise.
1695 (Sized_relobj_file::do_set_section_offset): Likewise.
1696 (Sized_relobj_file::Local_got_offsets): Likewise.
1697 (Sized_relobj_file::local_got_offsets_): Likewise.
1698 (Sized_relobj_file::section_offsets_): Likewise.
1699 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1700 (all constructors).
1701 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1702 (Output_reloc::get_symbol_index): Likewise.
1703 (Output_reloc::local_section_offset): Likewise.
1704 (Output_reloc::get_address): Likewise.
1705 (Output_reloc::symbol_value): Likewise.
1706 (Output_data_got::reserve_slot): Move to class definition.
1707 (Output_data_got::reserve_local): New function.
1708 (Output_data_got::reserve_slot_for_global): Remove.
1709 (Output_data_got::reserve_global): New function.
1710 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1711 (all constructors, two instantiations).
1712 (Output_reloc::get_relobj): New function (two instantiations).
1713 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1714 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1715 (Output_data_reloc::add_global): Adjust type of relobj.
1716 (Output_data_reloc::add_global_relative): Likewise.
1717 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1718 (Output_data_reloc::add_local): Likewise.
1719 (Output_data_reloc::add_local_relative): Likewise.
1720 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1721 (Output_data_reloc::add_local_section): Likewise.
1722 (Output_data_reloc::add_output_section): Likewise.
1723 (Output_data_reloc::add_absolute): Likewise.
1724 (Output_data_reloc::add_target_specific): Likewise.
1725 (Output_data_got::reserve_slot): Move definition here.
1726 (Output_data_got::reserve_local): New function.
1727 (Output_data_got::reserve_global): New function.
1728 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1729 section_offsets_ with accessor function.
1730 (Sized_relobj_file::write_sections): Likewise.
1731 (Sized_relobj_file::do_relocate_sections): Likewise.
1732 * target.h (Sized_target::reserve_local_got_entry): New function.
1733 (Sized_target::reserve_global_got_entry): New function.
1734 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1735 (Target_x86_64::reserve_global_got_entry): New function.
1736 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1737
4829d394
CC		 17382011-05-23 Cary Coutant <ccoutant@google.com>
1739
1740 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1741 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1742 bit when checking got_type.
1743 * incremental.cc (Sized_incremental_binary::setup_readers):
1744 Store symbol table and string table locations; initialize bit vector
1745 of file status flags.
1746 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1747 unchanged files.
1748 (Sized_incremental_binary::do_process_got_plt): New function.
1749 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1750 (Output_section_incremental_inputs::set_final_data_size): Record
1751 file index for each input file.
1752 (Output_section_incremental_inputs::write_got_plt): Store file index
1753 instead of input entry offset for each GOT entry.
1754 * incremental.h
1755 (Incremental_input_entry::Incremental_input_entry): Initialize new
1756 data member.
1757 (Incremental_input_entry::set_offset): Store file index.
1758 (Incremental_input_entry::get_file_index): New function.
1759 (Incremental_input_entry::file_index_): New data member.
1760 (Incremental_binary::process_got_plt): New function.
1761 (Incremental_binary::do_process_got_plt): New function.
1762 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1763 data members.
1764 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1765 (Sized_incremental_binary::set_file_is_unchanged): New function.
1766 (Sized_incremental_binary::file_is_unchanged): New function.
1767 (Sized_incremental_binary::do_process_got_plt): New function.
1768 (Sized_incremental_binary::file_status_): New data member.
1769 (Sized_incremental_binary::main_symtab_loc_): New data member.
1770 (Sized_incremental_binary::main_strtab_loc_): New data member.
1771 * output.cc (Output_data_got::Got_entry::write): Add case
1772 RESERVED_CODE.
1773 (Output_data_got::add_global): Call add_got_entry.
1774 (Output_data_got::add_global_plt): Likewise.
1775 (Output_data_got::add_global_with_rel): Likewise.
1776 (Output_data_got::add_global_with_rela): Likewise.
1777 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1778 (Output_data_got::add_global_pair_with_rela): Likewise.
1779 (Output_data_got::add_local): Call add_got_entry.
1780 (Output_data_got::add_local_plt): Likewise.
1781 (Output_data_got::add_local_with_rel): Likewise.
1782 (Output_data_got::add_local_with_rela): Likewise.
1783 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1784 (Output_data_got::add_local_pair_with_rela): Likewise.
1785 (Output_data_got::reserve_slot): New function.
1786 (Output_data_got::reserve_slot_for_global): New function.
1787 (Output_data_got::add_got_entry): New function.
1788 (Output_data_got::add_got_entry_pair): New function.
1789 (Output_section::add_output_section_data): Edit FIXME.
1790 * output.h
1791 (Output_section_data_build::Output_section_data_build): New
1792 constructor with size parameter.
1793 (Output_data_space::Output_data_space): Likewise.
1794 (Output_data_got::Output_data_got): Initialize new data member; new
1795 constructor with size parameter.
1796 (Output_data_got::add_constant): Call add_got_entry.
1797 (Output_data_got::reserve_slot): New function.
1798 (Output_data_got::reserve_slot_for_global): New function.
1799 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1800 (Output_data_got::add_got_entry): New function.
1801 (Output_data_got::add_got_entry_pair): New function.
1802 (Output_data_got::free_list_): New data member.
1803 * target.h (Sized_target::init_got_plt_for_update): New function.
1804 (Sized_target::register_global_plt_entry): New function.
1805 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1806 Initialize new data member; call init; add constructor with PLT count.
1807 (Output_data_plt_x86_64::init): New function.
1808 (Output_data_plt_x86_64::add_relocation): New function.
1809 (Output_data_plt_x86_64::reserve_slot): New function.
1810 (Output_data_plt_x86_64::free_list_): New data member.
1811 (Target_x86_64::init_got_plt_for_update): New function.
1812 (Target_x86_64::register_global_plt_entry): New function.
1813 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1814 incremental updates.
1815 (Output_data_plt_x86_64::add_relocation): New function.
1816 * testsuite/object_unittest.cc (Object_test): Set default options.
1817
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ILT		 18182011-05-16 Ian Lance Taylor <iant@google.com>
1819
1820 * options.h (class General_options): Make -i a synonym for -r.
1821
732e31de
ILT		 18222011-05-16 Ian Lance Taylor <iant@google.com>
1823
1824 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1825
403676b5
CC		 18262011-05-10 Cary Coutant <ccoutant@google.com>
1827
1828 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1829 strip_all (-s).
1830
5b7b7d6e
ILT		 18312011-05-06 Ian Lance Taylor <iant@google.com>
1832
1833 * layout.cc (Layout::layout): If the output section flags change,
1834 update the ordering.
1835
f0f9babf
CC		 18362011-04-25 Cary Coutant <ccoutant@google.com>
1837
1838 * incremental-dump.cc (dump_incremental_inputs): Print local
1839 symbol info for each input file.
1840 * incremental.cc
1841 (Output_section_incremental_inputs::set_final_data_size): Add local
1842 symbol info to input file entries in incremental info.
1843 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1844 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1845 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1846 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1847 implementation.
1848 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1849 (Sized_incr_relobj::do_relocate): Write the local symbols.
1850 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1851 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1852 Adjust size of input file header.
1853 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1854 (Incremental_inputs_reader::get_local_symbol_count): New function.
1855 (Incremental_inputs_reader::get_input_section): Adjust size of input
1856 file header.
1857 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1858 (Sized_incr_relobj::This): New typedef.
1859 (Sized_incr_relobj::sym_size): New const data member.
1860 (Sized_incr_relobj::Local_symbol): New struct.
1861 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1862 (Sized_incr_relobj::do_local_symbol_offset): New function.
1863 (Sized_incr_relobj::local_symbol_count_): New data member.
1864 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1865 (Sized_incr_relobj::local_symbol_index_): New data member.
1866 (Sized_incr_relobj::local_symbol_offset_): New data member.
1867 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1868 (Sized_incr_relobj::local_symbols_): New data member.
1869 * object.h (Relobj::output_local_symbol_count): New function.
1870 (Relobj::local_symbol_offset): New function.
1871 (Relobj::do_output_local_symbol_count): New function.
1872 (Relobj::do_local_symbol_offset): New function.
1873 (Sized_relobj::do_output_local_symbol_count): New function.
1874 (Sized_relobj::do_local_symbol_offset): New function.
1875
d0a9ace3
ILT		 18762011-04-22 Vladimir Simonov <sv@sw.ru>
1877
1878 * descriptors.cc (set_close_on_exec): New function.
1879 (Descriptors::open): Use set_close_on_exec.
1880 * output.cc (S_ISLNK): Define if not defined.
1881
94a3fc8b
CC		 18822011-04-22 Cary Coutant <ccoutant@google.com>
1883
1884 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1885 global symbol map.
1886 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1887 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1888 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1889 relocations.
1890 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1891 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1892 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1893 * incremental.h
1894 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1895 function.
1896 (Incremental_binary::apply_incremental_relocs): New function.
1897 (Incremental_binary::do_apply_incremental_relocs): New function.
1898 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1899 data member.
1900 (Sized_incremental_binary::add_global_symbol): New function.
1901 (Sized_incremental_binary::global_symbol): New function.
1902 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1903 (Sized_incremental_binary::symbol_map_): New data member.
1904 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1905 * target.h (Sized_target::apply_relocation): New function.
1906 * target-reloc.h (apply_relocation): New function.
1907 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1908
c87e4302
DK		 19092011-04-22 Doug Kwan <dougkwan@google.com>
1910
1911 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1912 flag of a SHT_ARM_EXIDX section.
1913 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1914 * testsuite/Makefile.in: Regenerate.
1915 * testsuite/arm_exidx_test.s: New file.
1916 * testsuite/arm_exidx_test.sh: Same.
1917
e7782cf6
CC		 19182011-04-20 Cary Coutant <ccoutant@google.com>
1919
1920 PR gold/12689
1921 * archive.h (Incremental_archive_entry::Archive_member):
1922 Initialize arg_serial_ (second constructor).
1923
308ecdc7
ILT		 19242011-04-17 Ian Lance Taylor <iant@google.com>
1925
1926 * object.cc (Relocate_info::location): Simplify location string.
1927 * errors.cc (Errors::error_at_location): Don't print program
1928 name.
1929 (Errors::warning_at_location): Likewise.
1930 (Errors::undefined_symbol): Likewise.
1931 * testsuite/debug_msg.sh: Update accordingly.
1932
bec5b579
CC		 19332011-04-14 Cary Coutant <ccoutant@google.com>
1934
1935 * gold/layout.cc (Layout::symtab_section_offset): New function.
1936 * gold/layout.h (Layout::symtab_section_offset): New function.
1937 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1938
88597d34
ILT		 19392011-04-12 Ian Lance Taylor <iant@google.com>
1940
1941 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1942 with MREMAP_MAYMOVE.
1943 * output.h (class Output_file): Add map_is_allocated_ field.
1944 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1945 not available, provide stubs. If mremap is not available, #define
1946 it to gold_mremap.
1947 (MREMAP_MAYMOVE): Define if not defined.
1948 (Output_file::Output_file): Initialize map_is_allocated_.
1949 (Output_file::resize): Check map_is_allocated_.
1950 (Output_file::map_anonymous): If mmap fails, use malloc.
1951 (Output_file::unmap): Don't do anything for an anonymous map.
1952 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1953 is not available, provide stubs.
1954 (File_read::View::~View): Use free rather than delete[].
1955 (File_read::make_view): Use malloc rather than new[]. If mmap
1956 fails, use malloc.
1957 (File_read::find_or_make_view): Use malloc rather than new[].
1958 * gold.h: Remove HAVE_REMAP code.
1959 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1960 exists. Rename mremap to gold_mremap. If mmap is not available
1961 don't do anything.
1962 * configure, config.in: Rebuild.
1963
11e361bc
ILT		 19642011-04-11 Ian Lance Taylor <iant@google.com>
1965
1966 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1967 initialize local variable v.
1968
cdc29364
CC		 19692011-04-11 Cary Coutant <ccoutant@google.com>
1970
1971 * archive.cc (Archive::include_member): Adjust call to
1972 report_object.
1973 (Add_archive_symbols::run): Track argument serial numbers.
1974 (Lib_group::include_member): Likewise.
1975 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1976 * archive.h (Incremental_archive_entry::Archive_member):
1977 Initialize arg_serial_.
1978 (Archive_member::arg_serial_): New data member.
1979 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1980 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1981 incremental link.
1982 (Sized_dynobj::do_for_all_local_got_entries): New function.
1983 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1984 function.
1985 * fileread.cc (get_mtime): New function.
1986 * fileread.h (get_mtime): New function.
1987 * gold.cc (queue_initial_tasks): Check for incremental update.
1988 (process_incremental_input): New function.
1989 (queue_middle_tasks): Don't force valid target for incremental
1990 update.
1991 * incremental-dump.cc (find_input_containing_global): Adjust
1992 size of symbol info entry.
1993 (dump_incremental_inputs): Dump argument serial number and
1994 in_system_directory flag; bias shndx by 1; print symbol names
1995 when dumping per-file symbol lists; use new symbol info readers.
1996 * incremental.cc
1997 (Output_section_incremental_inputs:update_data_size): New function.
1998 (Sized_incremental_binary::setup_readers): Setup input readers
1999 for each input file; build maps for files added from libraries
2000 and scripts.
2001 (Sized_incremental_binary::check_input_args): New function.
2002 (Sized_incremental_binary::do_check_inputs): Build map of argument
2003 serial numbers to input arguments.
2004 (Sized_incremental_binary::do_file_has_changed): Rename
2005 do_file_is_unchanged to this; compare file modification times.
2006 (Sized_incremental_binary::do_init_layout): New function.
2007 (Sized_incremental_binary::do_reserve_layout): New function.
2008 (Sized_incremental_binary::do_get_input_reader): Remove.
2009 (Sized_incremental_binary::get_symtab_view): New function.
2010 (Incremental_checker::can_incrementally_link_output_file): Remove.
2011 (Incremental_inputs::report_command_line): Exclude --debug options.
2012 (Incremental_inputs::report_archive_begin): Add parameter; track
2013 argument serial numbers; don't put input file entry for archive
2014 before archive members.
2015 (Incremental_inputs::report_archive_end): Put input file entry
2016 for archive after archive members.
2017 (Incremental_inputs::report_object): Add parameter; track argument
2018 serial numbers and in_system_directory flag.
2019 (Incremental_inputs::report_script): Add parameter; track argument
2020 serial numbers.
2021 (Output_section_incremental_inputs::set_final_data_size): Adjust
2022 size of symbol info entry; check for forwarding symbols.
2023 (Output_section_incremental_inputs::write_input_files): Write
2024 in_system_directory flag and argument serial number.
2025 (Output_section_incremental_inputs::write_info_blocks): Map section
2026 indices between incremental info and original input file; store
2027 input section index for each symbol.
2028 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
2029 change operator() to visit().
2030 (class Global_got_offset_visitor): Likewise.
2031 (class Global_symbol_visitor_got_plt):
2032 (Output_section_incremental_inputs::write_got_plt): Use new visitor
2033 classes.
2034 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
2035 (Sized_incr_relobj::do_read_symbols): New function.
2036 (Sized_incr_relobj::do_layout): New function.
2037 (Sized_incr_relobj::do_layout_deferred_sections): New function.
2038 (Sized_incr_relobj::do_add_symbols): New function.
2039 (Sized_incr_relobj::do_should_include_member): New function.
2040 (Sized_incr_relobj::do_for_all_global_symbols): New function.
2041 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
2042 (Sized_incr_relobj::do_section_size): New function.
2043 (Sized_incr_relobj::do_section_name): New function.
2044 (Sized_incr_relobj::do_section_contents): New function.
2045 (Sized_incr_relobj::do_section_flags): New function.
2046 (Sized_incr_relobj::do_section_entsize): New function.
2047 (Sized_incr_relobj::do_section_address): New function.
2048 (Sized_incr_relobj::do_section_type): New function.
2049 (Sized_incr_relobj::do_section_link): New function.
2050 (Sized_incr_relobj::do_section_info): New function.
2051 (Sized_incr_relobj::do_section_addralign): New function.
2052 (Sized_incr_relobj::do_initialize_xindex): New function.
2053 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
2054 (Sized_incr_relobj::do_read_relocs): New function.
2055 (Sized_incr_relobj::do_gc_process_relocs): New function.
2056 (Sized_incr_relobj::do_scan_relocs): New function.
2057 (Sized_incr_relobj::do_count_local_symbols): New function.
2058 (Sized_incr_relobj::do_finalize_local_symbols): New function.
2059 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
2060 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
2061 (Sized_incr_relobj::do_relocate): New function.
2062 (Sized_incr_relobj::do_set_section_offset): New function.
2063 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
2064 (Sized_incr_dynobj::do_read_symbols): New function.
2065 (Sized_incr_dynobj::do_layout): New function.
2066 (Sized_incr_dynobj::do_add_symbols): New function.
2067 (Sized_incr_dynobj::do_should_include_member): New function.
2068 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
2069 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
2070 (Sized_incr_dynobj::do_section_size): New function.
2071 (Sized_incr_dynobj::do_section_name): New function.
2072 (Sized_incr_dynobj::do_section_contents): New function.
2073 (Sized_incr_dynobj::do_section_flags): New function.
2074 (Sized_incr_dynobj::do_section_entsize): New function.
2075 (Sized_incr_dynobj::do_section_address): New function.
2076 (Sized_incr_dynobj::do_section_type): New function.
2077 (Sized_incr_dynobj::do_section_link): New function.
2078 (Sized_incr_dynobj::do_section_info): New function.
2079 (Sized_incr_dynobj::do_section_addralign): New function.
2080 (Sized_incr_dynobj::do_initialize_xindex): New function.
2081 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
2082 (make_sized_incremental_object): New function.
2083 (Incremental_library::copy_unused_symbols): New function.
2084 (Incremental_library::do_for_all_unused_symbols): New function.
2085 * incremental.h (enum Incremental_input_flags): New type.
2086 (class Incremental_checker): Remove.
2087 (Incremental_input_entry::Incremental_input_entry): Add argument
2088 serial number.
2089 (Incremental_input_entry::arg_serial): New function.
2090 (Incremental_input_entry::set_is_in_system_directory): New function.
2091 (Incremental_input_entry::is_in_system_directory): New function.
2092 (Incremental_input_entry::arg_serial_): New data member.
2093 (Incremental_input_entry::is_in_system_directory_): New data member.
2094 (class Script_info): Move here from script.h.
2095 (Script_info::Script_info): Add filename parameter.
2096 (Script_info::filename): New function.
2097 (Script_info::filename_): New data member.
2098 (Incremental_script_entry::Incremental_script_entry): Add argument
2099 serial number.
2100 (Incremental_object_entry::Incremental_object_entry): Likewise.
2101 (Incremental_object_entry::add_input_section): Build list of input
2102 sections with map to original shndx.
2103 (Incremental_object_entry::get_input_section_index): New function.
2104 (Incremental_object_entry::shndx_): New data member.
2105 (Incremental_object_entry::name_key_): Rename; adjust all refs.
2106 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
2107 (Incremental_archive_entry::Incremental_archive_entry): Add argument
2108 serial number.
2109 (Incremental_inputs::report_archive_begin): Likewise.
2110 (Incremental_inputs::report_object): Likewise.
2111 (Incremental_inputs::report_script): Likewise.
2112 (class Incremental_global_symbol_reader): New class.
2113 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
2114 and store flags and input file type.
2115 (Incremental_input_entry_reader::arg_serial): New function.
2116 (Incremental_input_entry_reader::type): Extract type from flags.
2117 (Incremental_input_entry_reader::is_in_system_directory): New function.
2118 (Incremental_input_entry_reader::get_input_section_count): Call
2119 accessor function for type.
2120 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
2121 function for type; adjust size of global symbol entry.
2122 (Incremental_input_entry_reader::get_global_symbol_count): Call
2123 accessor function for type.
2124 (Incremental_input_entry_reader::get_object_count): Likewise.
2125 (Incremental_input_entry_reader::get_object_offset): Likewise.
2126 (Incremental_input_entry_reader::get_member_count): Likewise.
2127 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
2128 (Incremental_input_entry_reader::get_member_offset): Likewise.
2129 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
2130 (Incremental_input_entry_reader::Global_symbol_info): Remove.
2131 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
2132 (Incremental_input_entry_reader::get_global_symbol_reader): New
2133 function.
2134 (Incremental_input_entry_reader::get_output_symbol_index): New
2135 function.
2136 (Incremental_input_entry_reader::type_): Remove.
2137 (Incremental_input_entry_reader::flags_): New data member.
2138 (Incremental_inputs_reader::input_file_offset): New function.
2139 (Incremental_inputs_reader::input_file_index): New function.
2140 (Incremental_inputs_reader::input_file): Call input_file_offset.
2141 (Incremental_inputs_reader::input_file_at_offset): New function.
2142 (Incremental_relocs_reader::get_r_type): Reformat.
2143 (Incremental_relocs_reader::get_r_shndx): Reformat.
2144 (Incremental_relocs_reader::get_r_offset): Reformat.
2145 (Incremental_relocs_reader::data): New function.
2146 (Incremental_binary::Incremental_binary): Initialize new data members.
2147 (Incremental_binary::check_inputs): Add cmdline parameter.
2148 (Incremental_binary::file_is_unchanged): Remove.
2149 (Input_reader::arg_serial): New function.
2150 (Input_reader::get_unused_symbol_count): New function.
2151 (Input_reader::get_unused_symbol): New function.
2152 (Input_reader::do_arg_serial): New function.
2153 (Input_reader::do_get_unused_symbol_count): New function.
2154 (Input_reader::do_get_unused_symbol): New function.
2155 (Incremental_binary::input_file_count): New function.
2156 (Incremental_binary::get_input_reader): Change signature to use
2157 index instead of filename.
2158 (Incremental_binary::file_has_changed): New function.
2159 (Incremental_binary::get_input_argument): New function.
2160 (Incremental_binary::get_library): New function.
2161 (Incremental_binary::get_script_info): New function.
2162 (Incremental_binary::init_layout): New function.
2163 (Incremental_binary::reserve_layout): New function.
2164 (Incremental_binary::output_file): New function.
2165 (Incremental_binary::do_check_inputs): New function.
2166 (Incremental_binary::do_file_is_unchanged): Remove.
2167 (Incremental_binary::do_file_has_changed): New function.
2168 (Incremental_binary::do_init_layout): New function.
2169 (Incremental_binary::do_reserve_layout): New function.
2170 (Incremental_binary::do_input_file_count): New function.
2171 (Incremental_binary::do_get_input_reader): Change signature.
2172 (Incremental_binary::input_args_map_): New data member.
2173 (Incremental_binary::library_map_): New data member.
2174 (Incremental_binary::script_map_): New data member.
2175 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2176 new data members.
2177 (Sized_incremental_binary::output_section): New function.
2178 (Sized_incremental_binary::inputs_reader): Add const.
2179 (Sized_incremental_binary::symtab_reader): Add const.
2180 (Sized_incremental_binary::relocs_reader): Add const.
2181 (Sized_incremental_binary::got_plt_reader): Add const.
2182 (Sized_incremental_binary::get_symtab_view): New function.
2183 (Sized_incremental_binary::Inputs_reader): New typedef.
2184 (Sized_incremental_binary::Input_entry_reader): New typedef.
2185 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2186 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2187 (Sized_incremental_binary::do_file_has_changed): New function.
2188 (Sized_incremental_binary::do_init_layout): New function.
2189 (Sized_incremental_binary::do_reserve_layout): New function.
2190 (Sized_input_reader::Inputs_reader): Remove.
2191 (Sized_input_reader::Input_entry_reader): Remove.
2192 (Sized_input_reader::do_arg_serial): New function.
2193 (Sized_input_reader::do_get_unused_symbol_count): New function.
2194 (Sized_input_reader::do_get_unused_symbol): New function.
2195 (Sized_incremental_binary::do_input_file_count): New function.
2196 (Sized_incremental_binary::do_get_input_reader): Change signature;
2197 use index instead of filename.
2198 (Sized_incremental_binary::section_map_): New data member.
2199 (Sized_incremental_binary::input_entry_readers_): New data member.
2200 (class Sized_incr_relobj): New class.
2201 (class Sized_incr_dynobj): New class.
2202 (make_sized_incremental_object): New function.
2203 (class Incremental_library): New class.
2204 * layout.cc (Free_list::num_lists): New static data member.
2205 (Free_list::num_nodes): New static data member.
2206 (Free_list::num_removes): New static data member.
2207 (Free_list::num_remove_visits): New static data member.
2208 (Free_list::num_allocates): New static data member.
2209 (Free_list::num_allocate_visits): New static data member.
2210 (Free_list::init): New function.
2211 (Free_list::remove): New function.
2212 (Free_list::allocate): New function.
2213 (Free_list::dump): New function.
2214 (Free_list::print_stats): New function.
2215 (Layout_task_runner::run): Resize output file for incremental updates.
2216 (Layout::Layout): Initialize new data members.
2217 (Layout::set_incremental_base): New function.
2218 (Layout::init_fixed_output_section): New function.
2219 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2220 incremental updates.
2221 (Layout::create_gold_note): Do not create gold note section for
2222 incremental updates.
2223 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2224 for incremental updates.
2225 (Layout::set_section_offsets): For incremental updates, allocate space
2226 from free list.
2227 (Layout::create_symtab_sections): Layout with offsets relative to
2228 start of section; for incremental updates, allocate space from free
2229 list.
2230 (Layout::create_shdrs): For incremental updates, allocate space from
2231 free list.
2232 (Layout::finish_dynamic_section): For incremental updates, do not
2233 check --as-needed (fixed in subsequent patch).
2234 * layout.h (class Free_list): New class.
2235 (Layout::set_incremental_base): New function.
2236 (Layout::incremental_base): New function.
2237 (Layout::init_fixed_output_section): New function.
2238 (Layout::allocate): New function.
2239 (Layout::incremental_base_): New data member.
2240 (Layout::free_list_): New data member.
2241 * main.cc (main): Print Free_list statistics.
2242 * object.cc (Relobj::finalize_incremental_relocs): Add
2243 clear_counts parameter; clear counts only when clear_counts is set.
2244 (Sized_relobj::Sized_relobj): Initialize new base class.
2245 (Sized_relobj::do_layout): Don't report special sections.
2246 (Sized_relobj::do_for_all_local_got_entries): New function.
2247 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2248 symtab_off to all symbol table offsets.
2249 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2250 * object.h (class Got_offset_list): Move to top of file.
2251 (Object::Object): Allow case where input_file == NULL.
2252 (Object::~Object): Likewise.
2253 (Object::input_file): Assert that input_file != NULL.
2254 (Object::lock): Allow case where input_file == NULL.
2255 (Object::unlock): Likewise.
2256 (Object::is_locked): Likewise.
2257 (Object::token): Likewise.
2258 (Object::release): Likewise.
2259 (Object::is_incremental): New function.
2260 (Object::get_mtime): New function.
2261 (Object::for_all_local_got_entries): New function.
2262 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2263 (Object::set_is_in_system_directory): New function.
2264 (Object::is_in_system_directory): New function.
2265 (Object::do_is_incremental): New function.
2266 (Object::do_get_mtime): New function.
2267 (Object::do_for_all_local_got_entries): New function.
2268 (Object::is_in_system_directory_): New data member.
2269 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2270 (class Sized_relobj_base): New class.
2271 (class Sized_relobj): Derive from Sized_relobj_base.
2272 (class Sized_relobj::Symbols): Redeclare from base class.
2273 (class Sized_relobj::local_got_offset_list): Remove.
2274 (class Sized_relobj::Output_sections): Redeclare from base class.
2275 (class Sized_relobj::do_for_all_local_got_entries): New function.
2276 (class Sized_relobj::write_local_symbols): Add offset parameter.
2277 (class Sized_relobj::local_symbol_offset_): Update comment.
2278 (class Sized_relobj::local_dynsym_offset_): Update comment.
2279 * options.cc (Input_arguments::add_file): Remove const.
2280 * options.h (Input_file_argument::Input_file_argument):
2281 Initialize arg_serial_ (all constructors).
2282 (Input_file_argument::set_arg_serial): New function.
2283 (Input_file_argument::arg_serial): New function.
2284 (Input_file_argument::arg_serial_): New data member.
2285 (Input_arguments::Input_arguments): Initialize file_count_.
2286 (Input_arguments::add_file): Remove const.
2287 (Input_arguments::number_of_input_files): New function.
2288 (Input_arguments::file_count_): New data member.
2289 (Command_line::number_of_input_files): Call
2290 Input_arguments::number_of_input_files.
2291 * output.cc (Output_segment_headers::Output_segment_headers):
2292 Set current size.
2293 (Output_section::Input_section::current_data_size): New function.
2294 (Output_section::Output_section): Initialize new data members.
2295 (Output_section::add_input_section): Don't do merge sections for
2296 an incremental link; allocate space from free list for an
2297 incremental update.
2298 (Output_section::add_output_section_data): Allocate space from
2299 free list for an incremental update.
2300 (Output_section::update_data_size): New function.
2301 (Output_section::set_fixed_layout): New function.
2302 (Output_section::reserve): New function.
2303 (Output_segment::set_section_addresses): Remove const.
2304 (Output_segment::set_section_list_addresses): Remove const; allocate
2305 space from free list for an incremental update.
2306 (Output_segment::set_offset): Adjust size of RELRO segment for an
2307 incremental update.
2308 * output.h (Output_data::current_data_size): Move here from
2309 child classes.
2310 (Output_data::pre_finalize_data_size): New function.
2311 (Output_data::update_data_size): New function.
2312 (Output_section_headers::update_data_size): new function.
2313 (Output_section_data_build::current_data_size): Move to Output_data.
2314 (Output_data_strtab::update_data_size): New function.
2315 (Output_section::current_data_size): Move to Output_data.
2316 (Output_section::set_fixed_layout): New function.
2317 (Output_section::has_fixed_layout): New function.
2318 (Output_section::reserve): New function.
2319 (Output_section::update_data_size): New function.
2320 (Output_section::has_fixed_layout_): New data member.
2321 (Output_section::free_list_): New data member.
2322 (Output_segment::set_section_addresses): Remove const.
2323 (Output_segment::set_section_list_addresses): Remove const.
2324 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2325 New function.
2326 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2327 New function.
2328 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2329 parameter when calling Add_symbols constructor; store argument
2330 serial number for members of a lib group.
2331 (Add_symbols::locks): Allow case where token == NULL.
2332 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2333 (Read_member::~Read_member): New function.
2334 (Read_member::is_runnable): New function.
2335 (Read_member::locks): New function.
2336 (Read_member::run): New function.
2337 (Check_script::~Check_script): New function.
2338 (Check_script::is_runnable): New function.
2339 (Check_script::locks): New function.
2340 (Check_script::run): New function.
2341 (Check_library::~Check_library): New function.
2342 (Check_library::is_runnable): New function.
2343 (Check_library::locks): New function.
2344 (Check_library::run): New function.
2345 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2346 (Add_symbols::library_): New data member.
2347 (class Read_member): New class.
2348 (class Check_script): New class.
2349 (class Check_library): New class.
2350 * reloc.cc (Read_relocs::is_runnable): Allow case where
2351 token == NULL.
2352 (Read_relocs::locks): Likewise.
2353 (Scan_relocs::locks): Likewise.
2354 (Relocate_task::locks): Likewise.
2355 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2356 to clear counters.
2357 (Sized_relobj::incremental_relocs_scan): Fix comment.
2358 (Sized_relobj::do_relocate): Pass output file offset to
2359 write_local_symbols.
2360 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2361 from class declaration.
2362 * script.cc (read_input_script): Allocate Script_info; pass
2363 argument serial number to report_script.
2364 * script.h (class Script_info): Move to incremental.h.
2365 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2366 * symtab.h (Symbol_table::add_from_incrobj): New function.
2367 (Symbol_table::set_file_offset): New function.
2368
b961d0d7
CC		 23692011-04-05 Cary Coutant <ccoutant@google.com>
2370
2371 * incremental-dump.cc (dump_incremental_inputs): Change signature
2372 to take a Sized_incremental_binary; change caller. Use readers
2373 in Sized_incremental_binary.
2374 * incremental.cc
2375 (Sized_incremental_binary::find_incremental_inputs_sections):
2376 Rename do_find_incremental_inputs_sections to this.
2377 (Sized_incremental_binary::setup_readers): New function.
2378 (Sized_incremental_binary::do_check_inputs): Check
2379 has_incremental_info_ flag; move setup code to setup_readers;
2380 use input readers.
2381 (Sized_incremental_binary::do_file_is_unchanged): New function.
2382 (Sized_incremental_binary::do_get_input_reader): New function.
2383 * incremental.h (class Incremental_binary): Move to end of file.
2384 (Incremental_binary::file_is_unchanged): New function.
2385 (Incremental_binary::do_file_is_unchanged): New function.
2386 (Incremental_binary::Input_reader): New class.
2387 (Incremental_binary::get_input_reader): New function.
2388 (class Sized_incremental_binary): Move to end of file.
2389 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2390 input section reader classes.
2391 (Sized_incremental_binary::has_incremental_info): New function.
2392 (Sized_incremental_binary::inputs_reader): New function.
2393 (Sized_incremental_binary::symtab_reader): New function.
2394 (Sized_incremental_binary::relocs_reader): New function.
2395 (Sized_incremental_binary::got_plt_reader): New function.
2396 (Sized_incremental_binary::do_file_is_unchanged): New function.
2397 (Sized_incremental_binary::Sized_input_reader): New class.
2398 (Sized_incremental_binary::get_input_reader): New function.
2399 (Sized_incremental_binary::find_incremental_inputs_sections):
2400 Rename do_find_incremental_inputs_sections to this.
2401 (Sized_incremental_binary::setup_readers): New function.
2402 (Sized_incremental_binary::has_incremental_info_): New data member.
2403 (Sized_incremental_binary::inputs_reader_): New data member.
2404 (Sized_incremental_binary::symtab_reader_): New data member.
2405 (Sized_incremental_binary::relocs_reader_): New data member.
2406 (Sized_incremental_binary::got_plt_reader_): New data member.
2407 (Sized_incremental_binary::current_input_file_): New data member.
2408
a869183f
PP		 24092011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2410
2411 PR gold/12640
2412 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2413 violation.
2414
24152011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2416
2417 * archive.cc (Archive::include_member): Adjust call to report_object.
2418 (Add_archive_symbols::run): Add script_info to call to
2419 report_archive_begin.
2420 (Lib_group::include_member): Adjust call to report_object.
2421 (Add_lib_group_symbols::run): Adjust call to report_object.
2422 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2423 blocks. Add object count for script input files.
2424 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2425 script_info parameter; change all callers.
2426 (Incremental_inputs::report_object): Add script_info parameter;
2427 change all callers.
2428 (Incremental_inputs::report_script): Store backpointer to
2429 incremental info entry.
2430 (Output_section_incremental_inputs::set_final_data_size): Record
2431 additional information for scripts.
2432 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2433 * incremental.h (Incremental_script_entry::add_object): New function.
2434 (Incremental_script_entry::get_object_count): New function.
2435 (Incremental_script_entry::get_object): New function.
2436 (Incremental_script_entry::objects_): New data member; adjust
2437 constructor.
2438 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2439 (Incremental_inputs::report_object): Add script_info parameter.
2440 (Incremental_inputs_reader::get_object_count): New function.
2441 (Incremental_inputs_reader::get_object_offset): New function.
2442 * options.cc (Input_arguments::add_file): Return reference to
2443 new input argument.
2444 * options.h (Input_argument::set_script_info): New function.
2445 (Input_argument::script_info): New function.
2446 (Input_argument::script_info_): New data member; adjust all
2447 constructors.
2448 (Input_file_group::add_file): Return reference to new input argument.
2449 (Input_file_lib::add_file): Likewise.
2450 (Input_arguments::add_file): Likewise.
2451 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2452 * script.cc (Parser_closure::Parser_closure): Add script_info
2453 parameter; adjust all callers.
2454 (Parser_closure::script_info): New function.
2455 (Parser_closure::script_info_): New data member.
2456 (read_input_script): Report scripts earlier to incremental info.
2457 (script_add_file): Set script_info in Input_argument.
2458 (script_add_library): Likewise.
2459 * script.h (Script_options::Script_info): Rewrite class.
2460
a869183f 24612011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2462
2463 * archive.cc (Library_base::should_include_member): Move
2464 method here from class Archive.
2465 (Archive::Archive): Initialize base class.
2466 (Archive::should_include_member): Move to base class.
2467 (Archive::do_for_all_unused_symbols): New function.
2468 (Add_archive_symbols::run): Remove redundant access to
2469 incremental_inputs.
2470 (Lib_group::Lib_group): Initialize base class.
2471 (Lib_group::do_filename): New function.
2472 (Lib_group::include_member): Pass pointer to Lib_group to
2473 report_object.
2474 (Lib_group::do_for_all_unused_symbols): New function.
2475 (Add_lib_group_symbols::run): Report archive information for
2476 incremental links.
2477 * archive.h (class Library_base): New base class.
2478 (class Archive): Derive from Library_base.
2479 (Archive::filename): Move to base class.
2480 (Archive::set_incremental_info): Likewise.
2481 (Archive::incremental_info): Likewise.
2482 (Archive::Should_include): Likewise.
2483 (Archive::should_include_member): Likewise.
2484 (Archive::Armap_entry): Remove.
2485 (Archive::Unused_symbol_iterator): Remove.
2486 (Archive::unused_symbols_begin): Remove.
2487 (Archive::unused_symbols_end): Remove.
2488 (Archive::do_filename): New function.
2489 (Archive::do_get_mtime): New function.
2490 (Archive::do_for_all_unused_symbols): New function.
2491 (Archive::task_): Move to base class.
2492 (Archive::incremental_info_): Likewise.
2493 (class Lib_group): Derive from Library_base.
2494 (Lib_group::do_filename): New function.
2495 (Lib_group::do_get_mtime): New function.
2496 (Lib_group::do_for_all_unused_symbols): New function.
2497 (Lib_group::task_): Move to base class.
2498 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2499 function.
2500 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2501 function.
2502 * incremental.cc (Incremental_inputs::report_archive_begin):
2503 Use Library_base; call library's get_mtime; add incremental inputs
2504 entry before members.
2505 (class Unused_symbol_visitor): New class.
2506 (Incremental_inputs::report_archive_end): Use Library_base; use
2507 visitor class to record unused symbols; don't add incremental inputs
2508 entry after members.
2509 (Incremental_inputs::report_object): Use Library_base.
2510 * incremental.h
2511 (Incremental_archive_entry::Incremental_archive_entry): Remove
2512 unused Archive parameter.
2513 (Incremental_inputs::report_archive_begin): Use Library_base.
2514 (Incremental_inputs::report_archive_end): Likewise.
2515 (Incremental_inputs::report_object): Likewise.
2516 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2517 function.
2518 * object.h (Object::for_all_global_symbols): New function.
2519 (Object::do_for_all_global_symbols): New function.
2520 (Sized_relobj::do_for_all_global_symbols): New function.
2521 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2522 function.
2523 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2524 function.
2525
61ab3e40
ILT		 25262011-03-27 Ian Lance Taylor <iant@google.com>
2527
2528 * archive.cc (Archive::interpret_header): Return -1 if something
2529 goes wrong. Change callers accordingly.
2530
30e1f9e6
CC		 25312011-03-25 Cary Coutant <ccoutant@google.com>
2532
2533 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2534 * testsuite/Makefile.in: Regenerate.
2535
9370ce59 25362011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2537
2538 * plugin.cc (get_view): New.
2539 (Plugin::load): Pass get_view to the plugin.
2540 (Plugin_manager::get_view): New.
2541
9312bb0a
ILT		 25422011-03-21 Ian Lance Taylor <iant@google.com>
2543
2544 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2545 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2546
7e12ba9e
ST		 25472011-03-21 Sriraman Tallam <tmsriram@google.com>
2548
2549 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2550 Change == to -eq.
2551 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2552 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2553 Change == to -eq.
2554 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2555 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2556
fd7a005d
ILT		 25572011-03-14 Ian Lance Taylor <iant@google.com>
2558
2559 * script-sections.cc (Sort_output_sections::script_compare):
2560 Rename from is_before, change return type.
2561 (Sort_output_sections::operator()): Adjust accordingly.
2562
ed16fd1b
ILT		 25632011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2564
2565 PR gold/12572
2566 * testsuite/odr_violation2.cc: Add comment to make all error line
2567 numbers double digits.
2568 * testsuite/debug_msg.sh: Adjust expected errors.
2569
71ff8986
ILT		 25702011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2571
2572 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2573 but mark earlier ones as non-canonical
2574 (offset_to_iterator): Update search target and example
2575 (do_addr2line): Return extra lines in a vector*
2576 (format_file_lineno): Extract from do_addr2line
2577 (one_addr2line): Add vector* out-param
2578 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2579 when a lineno entry appeared last for its instruction
2580 (Dwarf_line_info): Add vector* out-param
2581 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2582 * symtab.cc (Odr_violation_compare): Include the lineno in the
2583 comparison again.
2584 (linenos_from_loc): New. Combine the canonical line for an
2585 address with its other lines.
2586 (True_if_intersect): New. Helper functor to make
2587 std::set_intersection a query.
2588 (detect_odr_violations): Compare sets of lines instead of just
2589 one line for each function. This became less deterministic, but
2590 has fewer false positives.
2591 * symtab.h: Declarations.
2592 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2593 mix an optimized and non-optimized object in the same binary
2594 (odr_violation2.so): Same.
2595 * testsuite/Makefile.in: Regenerate from Makefile.am.
2596 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2597 * testsuite/debug_msg.sh: Update line numbers and add
2598 assertions.
2599 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2600 non-optimized context.
2601 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2602 isn't inlined, and use OdrDerived in an optimized context.
2603 * testsuite/odr_header1.h: Defines OdrDerived, where
2604 optimization will change the
2605 first-instruction-in-the-destructor's file and line number.
2606 * testsuite/odr_header2.h: Defines OdrBase.
2607
a19fefdc
ILT		 26082011-03-09 Ian Lance Taylor <iant@google.com>
2609
2610 * fileread.cc (File_read::clear_views): Don't delete the whole
2611 file view.
2612
ecb351e9
ILT		 26132011-03-08 Ian Lance Taylor <iant@google.com>
2614
2615 PR gold/12525
2616 * fileread.cc: #include <climits>.
2617 (GOLD_IOV_MAX): Define.
2618 (File_read::read_multiple): Limit number of entries by iov_max.
2619 * fileread.h (class File_read): Always set max_readv_entries to
2620 128.
2621
b821d13c
ILT		 26222011-03-07 Ian Lance Taylor <iant@google.com>
2623
2624 PR gold/12525
2625 * options.h (class General_options): Add -dy and -dn.
2626
89243142
CC		 26272011-03-02 Cary Coutant <ccoutant@google.com>
2628
2629 * testsuite/script_test_9.t: Add TLS segment.
2630
d0773f31
ILT		 26312011-03-02 Simon Baldwin <simonb@google.com>
2632
2633 * configure.ac: Add check for gnu_indirect_function support in
2634 the toolchain building binutils.
2635 * configure: Rebuild.
2636
9370ce59 26372011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2638
2639 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2640 plugin only symbols.
2641 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2642 in plugin files as not needed in the symbol table.
2643
4cf7a849
ST		 26442011-02-11 Sriraman Tallam <tmsriram@google.com>
2645
2646 * output.cc (Output_section::add_input_section): Delay fill
2647 generation for section ordering.
2648
b578bd7d
ILT		 26492011-02-09 Ian Lance Taylor <iant@google.com>
2650
2651 PR gold/12316
2652 * object.h (class Sized_relobj): Remove clear_local_symbols.
2653 * reloc.cc (Sized_relobj::do_relocate): Don't call
2654 clear_local_symbols.
2655
9370ce59 26562011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2657
2658 * plugin.cc (is_visible_from_outside): Return true for symbols
2659 in the -u option.
2660
55382fb7
ILT		 26612011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2662
2663 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2664 filename.
2665
4e271fff
ST		 26662011-02-02 Sriraman Tallam <tmsriram@google.com>
2667
2668 * icf.h (is_section_foldable_candidate): Change type of parameter
2669 to std::string.
2670 * icf.cc (Icf::find_identical_sections): Change type of local variable
2671 section_name to be std::string.
2672 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2673
d433c3ac
ILT		 26742011-01-25 Ian Lance Taylor <iant@google.com>
2675
2676 * script.cc (script_add_extern): Rewrite to use
2677 add_symbol_reference.
2678
880473a6
DK		 26792011-01-25 Doug Kwan <dougkwan@google.com>
2680
d433c3ac 2681 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2682
f30f86fa
ILT		 26832011-01-24 Ian Lance Taylor <iant@google.com>
2684
2685 * options.h (class General_options): Accept
2686 --no-detect-odr-violations.
2687
8e51a0b9
ILT		 26882011-01-24 Ian Lance Taylor <iant@google.com>
2689
2690 * version.cc (version_string): Bump to 1.11.
2691
0f3b89d8
ILT		 26922011-01-24 Ian Lance Taylor <iant@google.com>
2693
2694 * plugin.cc (class Plugin_rescan): Define new class.
2695 (Plugin_manager::claim_file): Set any_claimed_.
2696 (Plugin_manager::save_archive): New function.
2697 (Plugin_manager::save_input_group): New function.
2698 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2699 necessary.
2700 (Plugin_manager::new_undefined_symbol): New function.
2701 (Plugin_manager::rescan): New function.
2702 (Plugin_manager::rescannable_defines): New function.
2703 (Plugin_manager::add_input_file): Set any_added_.
2704 * plugin.h (class Plugin_manager): define new fields rescannable_,
2705 undefined_symbols_, any_claimed_, and any_added_. Declare
2706 Plugin_rescan as friend. Declare new functions.
2707 (Plugin_manager::Rescannable): Define type.
2708 (Plugin_manager::Rescannable_list): Define type.
2709 (Plugin_manager::Undefined_symbol_list): Define type.
2710 (Plugin_manager::Plugin_manager): Initialize new fields.
2711 * archive.cc (Archive::defines_symbol): New function.
2712 (Add_archive_symbols::run): Pass archive to plugins if any.
2713 * archive.h (class Archive): Declare defines_symbol.
2714 * readsyms.cc (Input_group::~Input_group): New function.
2715 (Finish_group::run): Pass input_group to plugins if any.
2716 * readsyms.h (class Input_group): Declare destructor.
2717 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2718 any.
2719
3bb951e5
ILT		 27202011-01-10 Ian Lance Taylor <iant@google.com>
2721
2722 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2723 section as relro.
2724 (Layout::set_segment_offsets): Reset increase_relro before calling
2725 set_section_addresses a second time.
2726
0aa45fac
CC		 27272011-01-04 Cary Coutant <ccoutant@google.com>
2728
2729 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2730 sections before NOBITS sections.
2731
0db46eb4
L		 27322011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2733
2734 * version.cc (print_version): Update copyright to 2011.
2735
829c9745
CC		 27362010-12-23 Cary Coutant <ccoutant@google.com>
2737
2738 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2739 of OS to this->add. Add OD parameter to second form of the function.
2740
7500420b
ILT		 27412010-12-20 Ian Lance Taylor <iant@google.com>
2742
2743 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2744 second of two consecutive entries with same offset.
2745
f8e9a930
RW		 27462010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2747
2748 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2749 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2750 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2751 to avoid unneeded links against $(LDADD).
2752 * testsuite/Makefile.in: Regenerate.
2753
2fbb4320
ILT		 27542010-12-15 Ian Lance Taylor <iant@google.com>
2755
2756 PR gold/12324
2757 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2758 for R_X86_64_32 and R_X86_64_PC32.
2759 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2760 ver_matching_def_pic.o.
2761 (ver_matching_def_pic.o): New target.
2762
fedb228d
RW		 27632010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2764
2765 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2766 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2767 Move definition before File_read::View member definitions.
2768 (File_read::View::~View): Initialize and hold lock before
2769 updating current_mapped_bytes.
2770
9b547ce6
RW		 27712010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2772
2773 * dwarf_reader.cc: Remove outdated comment.
2774 * gold-threads.cc: Fix typo in error message.
2775 * archive.cc: Fix typos in comments.
2776 * archive.h: Likewise.
2777 * arm-reloc-property.cc: Likewise.
2778 * arm-reloc-property.h: Likewise.
2779 * arm-reloc.def: Likewise.
2780 * arm.cc: Likewise.
2781 * attributes.h: Likewise.
2782 * cref.cc: Likewise.
2783 * ehframe.cc: Likewise.
2784 * fileread.h: Likewise.
2785 * gold.h: Likewise.
2786 * i386.cc: Likewise.
2787 * icf.cc: Likewise.
2788 * incremental.h: Likewise.
2789 * int_encoding.cc: Likewise.
2790 * layout.h: Likewise.
2791 * main.cc: Likewise.
2792 * merge.h: Likewise.
2793 * object.cc: Likewise.
2794 * object.h: Likewise.
2795 * options.cc: Likewise.
2796 * readsyms.cc: Likewise.
2797 * reduced_debug_output.cc: Likewise.
2798 * reloc.cc: Likewise.
2799 * script-sections.cc: Likewise.
2800 * sparc.cc: Likewise.
2801 * symtab.h: Likewise.
2802 * target-reloc.h: Likewise.
2803 * target.cc: Likewise.
2804 * target.h: Likewise.
2805 * timer.cc: Likewise.
2806 * timer.h: Likewise.
2807 * x86_64.cc: Likewise.
2808
83e17bd5
CC		 28092010-12-09 Cary Coutant <ccoutant@google.com>
2810
2811 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2812 stack.
2813 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2814 parameter; change all callers.
2815 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2816 * options.h (warn_execstack): New option.
2817
017257f8
DK		 28182010-12-07 Doug Kwan <dougkwan@google.com>
2819
2820 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2821 like function call relocations.
2822
c20cbc06
ILT		 28232010-12-07 Ian Lance Taylor <iant@google.com>
2824
2825 * archive.cc (Archive::get_elf_object_for_member): Permit
2826 punconfigured to be NULL.
2827 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2828 (Archive::include_member): Pass NULL to get_elf_object_for_member
2829 if we searched for the archive and this is the first included
2830 object.
2831
4dbfafcc
ILT		 28322010-12-01 Ian Lance Taylor <iant@google.com>
2833
2834 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2835 track_relocs_type_ field.
2836 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2837 Set track_relocs_type_.
2838 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2839 contents when using RELA relocs.
2840 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2841 reloc_map_.
2842 * reloc.cc (Track_relocs::next_addend): New function.
2843 * reloc.h (class Track_relocs): Declare next_addend.
2844
e5e19edd
ILT		 28452010-12-01 Ian Lance Taylor <iant@google.com>
2846
2847 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2848 virtual destructor.
2849
9a5ce24c
ILT		 28502010-12-01 Ian Lance Taylor <iant@google.com>
2851
2852 * README: Update compilers known to work and fail.
2853
c7791212
NC		 28542010-11-23 Matthias Klose <doko@ubuntu.com>
2855
2856 * configure.in: For --enable-gold, handle value `default' instead of
2857 `both*'. Always install ld as ld.bfd, install as ld if gold is
2858 not the default.
2859 * configure: Regenerate.
2860
0ad220c9
DK		 28612010-11-18 Doug Kwan <dougkwan@google.com>
2862
2863 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2864 and right_alignment to be zero. Store result alignment only if it is
2865 greater than existing alignment.
2866
ab8056e0
CC		 28672010-11-16 Cary Coutant <ccoutant@google.com>
2868
2869 PR gold/12220
2870 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2871 Check for ".zdebug_line".
2872
fd064a5b
CC		 28732010-11-16 Doug Kwan <dougkwan@google.com>
2874 Cary Coutant <ccoutant@google.com>
2875
2876 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2877 by reference; adjust all callers.
2878 * output.cc (Output_segment::set_section_addresses): Adjust references
2879 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2880 list is empty.
2881 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2882 end at page boundary.
2883
6fc6ea19
CC		 28842010-11-16 Cary Coutant <ccoutant@google.com>
2885
2886 PR gold/12220
2887 * layout.cc (Layout::choose_output_section): Transform names of
2888 compressed sections even when using a script with a SECTIONS clause.
2889 (Layout::output_section_name): Remove code to transform
2890 compressed debug section names.
2891 * output.cc (Output_section::add_input_section): Use uncompressed
2892 section size when tracking input sections.
2893
95a2c8d6
RS		 28942010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2895
2896 * symtab.h (Symbol::NON_PIC_REF): Remove.
2897 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2898 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2899 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2900 (Symbol::use_plt_offset): Take a flags argument and pass it
2901 directly to needs_dynamic_reloc. Restrict check for undefined
2902 weak symbols to function calls.
2903 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2904 (Target_arm::Scan::global): Use it.
2905 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2906 (Target_arm::Relocate::relocate): Likewise.
2907 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2908 parameter with an r_type parameter. Use get_reference_flags
2909 to get the flags.
2910 (Target_arm::Relocate::relocate): Update accordingly.
2911 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2912 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2913 (Target_i386::Scan::global): Likewise.
2914 (Target_i386::Relocate::relocate): Likewise.
2915 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2916 parameter with an r_type parameter. Use get_reference_flags
2917 to get the flags.
2918 (Target_i386::Relocate::relocate): Update accordingly.
2919 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2920 (Target_powerpc::Scan::global): Use it.
2921 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2922 (Target_powerpc::Relocate::relocate): Likewise.
2923 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2924 (Target_sparc::Scan::global): Use it.
2925 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2926 (Target_sparc::Relocate::relocate): Likewise.
2927 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2928 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2929 (Target_x86_64::Scan::global): Likewise.
2930 (Target_x86_64::Relocate::relocate): Likewise.
2931
f625ae50
DK		 29322010-11-08 Doug Kwan <dougkwan@google.com>
2933 Cary Coutant <ccoutant@google.com>
2934
2935 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2936 (Arm_exidx_merge_section::section_contents_): New data member.
2937 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2938 (Arm_input_section::~Arm_input_section): De-allocate memory.
2939 (Arm_input_section::original_contents_): New data member.
2940 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2941 in parameters instead of calling Object::section_contents without
2942 locking.
2943 (Arm_output_section::group_section): New parameter TASK. Pass it
2944 to callees that need locking objects.
2945 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2946 to lock EXIDX input sections. Fix a formatting issue. Call
2947 Arm_exidx_merged_section::build_contents to create merged section
2948 contents.
2949 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2950 to lock object of stub table owner.
2951 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2952 TEXT_SIZE to initialize data member TEXT_SIZE_.
2953 (Arm_exidx_input_section::addralign): Fix typo in comment.
2954 (Arm_exidx_input_section::text_size): New method.
2955 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2956 that require locking objects. Lock objects before scanning for stubs
2957 and updating local symbols.
2958 (Arm_input_section<big_endian>::init): Copy contents of original
2959 input section.
2960 (Arm_input_section<big_endian>::do_write): Use saved contents of
2961 original input section instead of calling Object::section_contents
2962 without locking.
2963 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2964 size without calling Object::section_size().
2965 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2966 for size. Allocate a buffer for merged EXIDX entries.
2967 (Arm_exidx_merged_section::build_contents): New method.
2968 (Arm_exidx_merged_section::do_write): Move merge section contents
2969 building code to Arm_exidx_merged_section::build_contetns. Write
2970 out contetns in buffer instead of building it on the fly.
2971 (Arm_relobj::make_exidx_input_section): Also pass text section size
2972 to Arm_exidx_input_section constructor.
2973 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2974 (Arm_dynobj::do_read_symbols): Fix memory leak.
2975 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2976 * target.h: (class Task): Add forward declaration.
2977 (Target::relax): Add new parameter TASK and pass it to
2978 Target::do_relax().
2979 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2980
5f9bcf58
CC		 29812010-11-05 Cary Coutant <ccoutant@google.com>
2982
2983 PR gold/10708
2984 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2985 object when reading from the file.
2986 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2987 second layout pass.
2988 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2989 when reading section contents.
2990 (get_section_contents): Likewise.
2991 (icf::find_identical_sections): Likewise.
2992 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2993 object when reading from the file.
2994 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2995 the object when doing deferred section layout.
2996
e597fa08
NC		 29972010-11-03 Nick Clifton <nickc@redhat.com>
2998
2999 PR gold/12001
3000 * script.h (class Symbol_assignment: name): New member. Returns
3001 the name of the symbol.
3002 * scrfipt.cc (Script_options::is_pending_assignment): New member.
3003 Returns true if the given symbol name is on the list of
3004 assignments wating to be processed.
3005 * archive.cc (should_incldue_member): If the symbol is undefined,
3006 check to see if it is on the list of symbols pending assignment.
3007
3f9a3278
ILT		 30082010-11-03 Ryan Mansfield <rmansfield@qnx.com>
3009
3010 * script-sections.cc (Script_sections::find_memory_region): Check
3011 for a NULL output section pointer.
3012
d06fb4d1
DK		 30132010-10-29 Doug Kwan <dougkwan@google.com>
3014
3015 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
3016 Output_section::add_relaxed_input_section.
3017 * output.cc (Output_section::add_relaxed_input_section): Add new
3018 arguments LAYOUT and NAME. Set section order index.
3019 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3020 Copy section order index.
3021 * output.h (Output_section::add_relaxed_input_section): Add new
3022 arguments LAYOUT and NAME.
3023
90e24de5
ILT		 30242010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3025
3026 * testsuite/Makefile.am: Move gcctestdir/ld rule to
3027 NATIVE_OR_CROSS_LINKER.
3028 * testsuite/Makefile.in: Regenerate.
3029
c9484ea5
DK		 30302010-10-20 Doug Kwan <dougkwan@google.com>
3031
3032 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
3033 without SHF_LINK_ORDER flags.
3034 * layout.cc (Layout::choose_output_section): Do not filter
3035 SHF_LINK_ORDER flag in a relocatable link.
3036
5bc2f5be
CC		 30372010-10-17 Cary Coutant <ccoutant@google.com>
3038
3039 * output.h (Output_segment::set_section_addresses): Change function
3040 signature. Update all callers.
3041 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
3042 sections.
3043 (Output_segment::set_section_addresses): Align after last TLS
3044 section. Add padding before last relro section instead of after.
3045
0c91cf04
DK		 30462010-10-17 Doug Kwan <dougkwan@google.com>
3047
3048 * gold/arm.cc (Target_arm::got_section): Use correct order and set
3049 GOT output section to be writable.
3050
8c21d9d3
CC		 30512010-10-14 Cary Coutant <ccoutant@google.com>
3052
3053 * debug.h (DEBUG_INCREMENTAL): New flag.
3054 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
3055 * gold.cc (queue_initial_tasks): Check parameters for incremental link
3056 mode.
3057 * incremental.cc (report_command_line): Ignore all forms of
3058 --incremental.
3059 * layout.cc (Layout::Layout): Check parameters for incremental link
3060 mode.
3061 * options.cc (General_options::parse_incremental): New function.
3062 (General_options::parse_no_incremental): New function.
3063 (General_options::parse_incremental_full): New function.
3064 (General_options::parse_incremental_update): New function.
3065 (General_options::incremental_mode_): New data member.
3066 (General_options::finalize): Check incremental_mode_.
3067 * options.h (General_options): Update help text for --incremental.
3068 Add --no-incremental, --incremental-full, --incremental-update.
3069 (General_options::Incremental_mode): New enum type.
3070 (General_options::incremental_mode): New function.
3071 (General_options::incremental_mode_): New data member.
3072 * parameters.cc (Parameters::incremental_mode_): New data member.
3073 (Parameters::set_options): Set incremental_mode_.
3074 (Parameters::set_incremental_full): New function.
3075 (Parameters::incremental): New function.
3076 (Parameters::incremental_update): New function.
3077 (set_parameters_incremental_full): New function.
3078 * parameters.h (Parameters::set_incremental_full): New function.
3079 (Parameters::incremental): New function.
3080 (Parameters::incremental_update): New function.
3081 (Parameters::incremental_mode_): New data member.
3082 (set_parameters_incremental_full): New function.
3083 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
3084 incremental link mode.
3085 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
3086 (Sized_relobj::do_relocate_sections): Likewise.
3087 * testsuite/Makefile.am (incremental_test): Use --incremental-full
3088 option.
3089 * testsuite/Makefile.in: Regenerate.
3090 * testsuite/incremental_test.sh: Filter all forms of --incremental.
3091
bb32aa18 30922010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 3093
3094 * script-sections.h (class Script_sections): Make
3095 Sections_elements typedef public.
3096 * script-sections.cc (class Sort_output_sections): Add elements_
3097 field. Add constructor which sets it; change all callers.
3098 (Sort_output_sections::is_before): New function.
3099 (Sort_output_sections::operator()): Call is_before.
3100 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
3101 conditional.
3102 * testsuite/script_test_10.sh: New test. Test script section
3103 order.
3104 * testsuite/script_test_10.t: Likewise.
3105 * testsuite/script_test_10.s: Likewise.
3106 * testsuite/Makefile.am: Wrap the cross linker tests and the
3107 common tests into NATIVE_OR_CROSS_LINKER.
3108 (check_SCRIPTS): Add script_test_10.sh.
3109 (check_DATA): Add script_test_10.stdout.
3110 (script_test_10.o, script_test_10): New targets.
3111 (script_test_10.stdout): New target.
3112 * configure, testsuite/Makefile.in: Regenerate.
3113
3cef7179
ILT		 31142010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3115
3116 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
3117 error for the deprecated relocations.
3118 (Target_arm::Scan::global): Likewise.
3119 (Target_arm::Relocate::relocate): Likewise.
3120
7411e9a8
RS		 31212010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
3122
3123 * fileread.cc (Input_file::find_file): Initialize *found_name
3124 and *namep when using the fallback search for case 4.
3125
6a9da32a
CC		 31262010-10-11 Cary Coutant <ccoutant@google.com>
3127
3128 * options.h (class General_options): Redefine -z lazy as an alias for
3129 the negation of -z now.
3130
ac897c20
ILT		 31312010-10-11 Ian Lance Taylor <iant@google.com>
3132
3133 * resolve.cc (symbol_to_bits): Report the value of the unsupported
3134 binding.
3135
ea5cae92
NC		 31362010-10-06 Nick Clifton <nickc@redhat.com>
3137
3138 * script-sections.cc(class Memory_region): Remove
3139 current_lma_offset_ field. Rename current_vma_offset_ to
3140 current_offset_. Add last_section_ field.
3141 (Memory_region::get_current_vma_address): Rename to
3142 get_current_address.
3143 (Memory_region::get_current_lma_address): Delete.
3144 (Memory_region::increment_vma_offset): Rename to
3145 increment_offset.
3146 (Memory_region::increment_lma_offset): Delete.
3147 (Memory_region::attributes_compatible): New method. Returns
3148 true if the provided section is compatible with the region.
3149 (Memory_region::get_last_section): New method. Returns the last
3150 section to use the region.
3151 (Memory_region::set_last_section): New method. Stores the last
3152 section to use the region.
3153 (Script_sections::block_in_region): New method. Returns true if
3154 a block of memory is contained within a region.
3155 (Script_sections::find_memory_region): New method. Locates a
3156 memory region to be used to set a VMA or LMA address.
3157 (Output_section_definition::set_section_addresses): Add code to
3158 check for addresses set by memory regions.
3159 (Output_segment::set_section_addresses): Remove memory region
3160 walking code.
3161 (Script_sections::create_segment): Add a warning if a header
3162 segment is created outside of any region.
3163 * script-sections.h (class Script_sections): Add prototypes for
3164 find_memory_region and block_in_region methods.
3165 * testsuite/memory_test.s: Use .long instead of .word.
3166 * testsuite/memory_test.t: Add some more output sections.
3167 * testsuite/memory_test.sh: Update expected output.
3168
a9bfd952
DK		 31692010-10-02 Doug Kwan <dougkwan@google.com>
3170
3171 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3172 defintion to symtab.h
3173 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3174 declaration to defintion.
3175
bacff3ab
NC		 31762010-10-01 Nick Clifton <nickc@redhat.com>
3177
3178 * expression.cc (eval): Replace dummy argument with NULL.
3179 (eval_maybe_dot): Check for a NULL result section pointer.
3180 (Symbol_expression::value): Likewise.
3181 (Dot_expression::value): Likewise.
3182 (BINARY_EXPRESSION): Likewise.
3183 (Max_expression::value): Likewise.
3184 (Min_expression::value): Likewise.
3185 (Absolute_expression::value): Likewise.
3186 (Addr_expression::value_from_output_section): Likewise.
3187 (Loaddddr_expression::value_from_output_section): Likewise.
3188 (Segment_start_expression::value): Likewise.
3189 * script-sections.cc
3190 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3191 argument with NULL.
3192 (Sections_elememt_dot_assignment::set_section_addresses):
3193 Likewise.
3194 (Output_data_expression::do_write_to_buffer): Likewise.
3195 (Output_section_definition::finalize_symbols): Likewise.
3196 (Output_section_definition::set_section_addresses): Likewise.
3197
f81bc8b5
DK		 31982010-09-30 Doug Kwan <dougkwan@google.com>
3199
3200 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3201
c95e9f27
ST		 32022010-09-28 Sriraman Tallam <tmsriram@google.com>
3203
3204 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 3205 function.
c95e9f27
ST		 3206 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3207 virtual function.
3208 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3209 virtual function.
3210 * icf.cc (get_section_contents): Inline merge sections only when
3211 target allows it.
3212
3cac54d2
RW		 32132010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3214
3215 * configure: Regenerate.
3216
2904037a
ILT		 32172010-09-17 Ian Lance Taylor <iant@google.com>
3218
3219 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 3220 * testsuite/Makefile.am (memory_test.o): New target.
3221 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3222 memory_test.t.
3223 * testsuite/Makefile.in: Rebuild.
2904037a 3224
bca7fb63
DK		 32252010-09-17 Doug Kwan <dougkwan@google.com>
3226
3227 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3228 defintion if relocation uses GOT entries of the symbol.
3229 * testsuite/icf_safe_test.sh: Fix test.
3230 * testsuite/icf_safe_so_test.sh: Fix test.
3231
4ef28648
CC		 32322010-09-16 Cary Coutant <ccoutant@google.com>
3233
3234 * script_sections.cc (class Memory_region): Remove "NULL" from
3235 vector initializations.
3236
793990de
CC		 32372010-09-15 Cary Coutant <ccoutant@google.com>
3238
3239 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3240 Resolve forwarding symbols.
3241
81e015e2
DK		 32422010-09-15 Doug Kwan <dougkwan@google.com>
3243
3244 * gold/testsuite/script_test_3.t: Add ARM special sections.
3245 * gold/testsuite/script_test_4.t: Same.
3246 * gold/testsuite/script_test_5.t: Same.
3247 * gold/testsuite/script_test_6.t: Same.
3248 * gold/testsuite/script_test_7.t: Same.
3249 * gold/testsuite/script_test_7.t: Same.
3250 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3251
36171d64
CC		 32522010-09-14 Cary Coutant <ccoutant@google.com>
3253
3254 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3255 (Target_x86_64::Relocate::relocate_tls): Replace check for
3256 saw_tls_block_reloc_ with test for executable section.
3257
d89051bd
CC		 32582010-09-12 Cary Coutant <ccoutant@google.com>
3259
3260 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3261 position-independent executables to shared libraries need dynamic
3262 relocations.
3263 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3264 position-independent executables.
3265 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3266 * testsuite/Makefile.in: Regenerate.
3267
fca41f0f
NC		 32682010-09-10 Nick Clifton <nickc@redhat.com>
3269
3270 PR gold/11997
3271 * testsuite/memory_test.t: Discard any sections that are not
3272 needed.
3273
6695e4b3
L		 32742010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3275
3276 PR gold/11996
3277 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3278 "This::" to work around a bug in gcc 4.2.
3279
3280 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3281
0f72bf6f
RÁE		 32822010-09-09 Rafael Espindola <espindola@google.com>
3283
3284 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3285 sections with different PF_X flags in the same segment.
3286 (Layout::find_first_load_seg): Search all segments to find the first
3287 one.
3288 * options.h (rosegment): New.
3289
32902010-09-08 Rafael Espindola <espindola@google.com>
a6577478 3291
05a79166 3292 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 3293
aa98ff75
DK		 32942010-09-08 Doug Kwan <dougkwan@google.com>
3295
3296 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3297 (Arm_relobj::do_relocate_sections): Add new parameter for output
3298 file to match the parent.
3299 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3300 of local symbols instead of input values. Update code to track
3301 changes in gold::relocate_section.
3302 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3303 (Sized_relobj::compute_final_local_value_internal): New methods.
3304 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3305 body into private version of Sized_relobj::compute_final_local_value.
3306 Call the inline method.
3307 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3308 merged symbol value if there is one.
3309 (Symbol_value::has_output_value): New method defintiion.
3310 (Sized_relobj::Compute_final_local_value_status): New enum type.
3311 (Sized_relobj::compute_final_local_value): New methods.
3312 (Sized_relobj::compute_final_local_value_internal): New methods.
3313 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3314 and arm_cortex_a8.sh.
3315 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3316 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3317 New tests.
3318 * Makefile.in: Regenerate.
3319 * testsuite/arm_bl_out_of_range.s: Update test.
3320 * testsuite/thumb_bl_out_of_range.s: Ditto.
3321 * testsuite/thumb_blx_out_of_range.s: Ditto.
3322 * testsuite/arm_branch_out_of_range.sh: New file.
3323 * testsuite/arm_cortex_a8.sh: Ditto.
3324 * testsuite/arm_cortex_a8_b.s: Ditto.
3325 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3326 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3327 * testsuite/arm_cortex_a8_bl.s: Ditto.
3328 * testsuite/arm_cortex_a8_blx.s: Ditto.
3329 * testsuite/arm_cortex_a8_local.s: Ditto.
3330 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3331 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3332
05a79166
L		 33332010-09-08 Rafael Espindola <espindola@google.com>
3334
3335 * Makefile.am (memory_test.stdout): Run readelf with -W.
3336 * Makefile.in: Regenerate.
3337 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3338 64 bit output.
3339
33dbc701
RÁE		 33402010-09-08 Rafael Espindola <espindola@google.com>
3341
3342 * script-sections.cc (Script_sections::add_memory_region): Convert
3343 field precision to int.
3344 * script.cc (script_set_section_region, script_set_section_region):
3345 Convert field precision to int.
3346
731ca54a
RÁE		 33472010-09-08 Rafael Espindola <espindola@google.com>
3348
3349 * arm.cc (do_finalize_sections): Create the __exidx_start and
3350 __exdix_end symbols even when the section is missing.
3351
7f8cd844
NC		 33522010-09-08 Nick Clifton <nickc@redhat.com>
3353
3354 * README: Remove claim that MEMORY is not supported.
3355 * expression.cc (script_exp_function_origin)
3356 (script_exp_function_length): Move from here to ...
3357 * script.cc: ... here.
3358 (script_set_section_region, script_add_memory)
3359 (script_parse_memory_attr, script_include_directive): New
3360 functions.
3361 * script-sections.cc
3362 (class Memory_region): New class.
3363 (class Output_section_definition): Add set_memory_region,
3364 set_section_vma, set_section_lma and get_section_name methods.
3365 (class Script_Sections): Add add_memory_region,
3366 find_memory_region, find_memory_region_origin,
3367 find_memory_region_length and set_memory_region methods.
3368 Have set_section_addresses method walk the list of set memory
3369 regions.
3370 Extend the print methos to display memory regions.
3371 * script-sections.h: Add prototypes for new methods.
3372 Add enum for MEMORY region attributes.
3373 * yyscript.y: Add support for parsing MEMORY regions.
3374 * script-c.h: Add prototypes for new functions.
3375 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3376 * testsuite/Makefile.in: Regenerate.
3377 * testsuite/memory_test.sh: New script.
3378 * testsuite/memory_test.s: New assembler source file.
3379 * testsuite/memory_test.t: New linker script.
3380
a4649286
DK		 33812010-08-27 Doug Kwan <dougkwan@google.com>
3382
3383 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3384 reference override an existing dynamic weak reference.
3385 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3386 * testsuite/Makefile.in: Regenerate.
3387 * testsuite/dyn_weak_ref.sh: New file.
3388 * testsuite/dyn_weak_ref_1.c: Ditto.
3389 * testsuite/dyn_weak_ref_2.c: Ditto.
3390
b56648ad
ILT		 33912010-08-27 Ian Lance Taylor <iant@google.com>
3392
3393 * incremental.h (class Incremental_input_entry): Add virtual
3394 destructor.
3395
809313cb
ILT		 33962010-08-27 Ian Lance Taylor <iant@google.com>
3397
3398 * testsuite/start_lib_test_3.c: Mark t3 as used.
3399
11e32464
NC		 34002010-08-27 Nick Clifton <nickc@redhat.com>
3401
3402 * options.cc (version_script): Fix small typo in previous
3403 whitespace tidyup.
3404
ca09d69a
NC		 34052010-08-25 Nick Clifton <nickc@redhat.com>
3406
3407 * archive.cc: Formatting fixes: Remove whitespace between
3408 typename and following asterisk. Remove whitespace between
3409 function name and opening parenthesis.
3410 * archive.h: Likewise.
3411 * arm.cc: Likewise.
3412 * attributes.cc: Likewise.
3413 * attributes.h: Likewise.
3414 * common.cc: Likewise.
3415 * copy-relocs.cc: Likewise.
3416 * dirsearch.h: Likewise.
3417 * dynobj.cc: Likewise.
3418 * ehframe.cc: Likewise.
3419 * ehframe.h: Likewise.
3420 * expression.cc: Likewise.
3421 * fileread.cc: Likewise.
3422 * fileread.h: Likewise.
3423 * gc.h: Likewise.
3424 * gold-threads.cc: Likewise.
3425 * gold.cc: Likewise.
3426 * i386.cc: Likewise.
3427 * icf.h: Likewise.
3428 * incremental-dump.cc: Likewise.
3429 * incremental.cc: Likewise.
3430 * layout.cc: Likewise.
3431 * layout.h: Likewise.
3432 * main.cc: Likewise.
3433 * merge.cc: Likewise.
3434 * merge.h: Likewise.
3435 * object.cc: Likewise.
3436 * object.h: Likewise.
3437 * options.cc: Likewise.
3438 * options.h: Likewise.
3439 * output.cc: Likewise.
3440 * output.h: Likewise.
3441 * plugin.cc: Likewise.
3442 * plugin.h: Likewise.
3443 * powerpc.cc: Likewise.
3444 * reloc.cc: Likewise.
3445 * script-c.h: Likewise.
3446 * script-sections.cc: Likewise.
3447 * script.cc: Likewise.
3448 * stringpool.cc: Likewise.
3449 * symtab.cc: Likewise.
3450 * symtab.h: Likewise.
3451 * target.cc: Likewise.
3452 * timer.cc: Likewise.
3453 * timer.h: Likewise.
3454 * version.cc: Likewise.
3455 * x86_64.cc: Likewise.
3456
b8fa8750
NC		 34572010-08-24 Nick Clifton <nickc@redhat.com>
3458
3459 PR 11899
3460 * layout.cc (segment_precedes): Sort segments by their physical
3461 addresses, if they have been set.
3462
9919d93b
CC		 34632010-08-23 Cary Coutant <ccoutant@google.com>
3464
3465 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3466 symbols data.
3467 (Lib_group::include_member): Unlock object after deleting its
3468 symbols data.
3469 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3470 the bug fixed here.
3471
97b4be1c
CC		 34722010-08-19 Neil Vachharajani <nvachhar@google.com>
3473 Cary Coutant <ccoutant@google.com>
3474
3475 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3476 constructor, and set_blocker.
3477 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3478 readsyms_blocker_.
3479 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3480 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3481 * testsuite/Makefile.am (start_lib_test): New test case.
3482 * testsuite/Makefile.in: Regenerate.
3483 * testsuite/start_lib_test_main.c: New file.
3484 * testsuite/start_lib_test_1.c: New file.
3485 * testsuite/start_lib_test_2.c: New file.
3486 * testsuite/start_lib_test_3.c: New file.
3487
dd0b1884
ILT		 34882010-08-19 Ian Lance Taylor <iant@google.com>
3489
3490 * Makefile.in: Rebuild with automake 1.11.1.
3491 * aclocal.m4: Likewise.
3492 * testsuite/Makefile.in: Likewise.
3493
7223e9ca
ILT		 34942010-08-19 Ian Lance Taylor <iant@google.com>
3495
3496 PR 10893
3497 * i386.cc (class Output_data_plt_i386): Update declarations.
3498 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3499 local_ifuncs_ fields.
3500 (Target_i386::do_plt_section_for_global): New function.
3501 (Target_i386::do_plt_section_for_local): New function.
3502 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3503 parameter; change all callers. Initialize global_ifuncs_ and
3504 local_ifuncs_. If doing a static link define __rel_iplt_start and
3505 __rel_iplt_end.
3506 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3507 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3508 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3509 symbols.
3510 (Target_i386::make_plt_section): New function, broken out of
3511 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3512 (Target_i386::make_plt_entry): Call make_plt_section.
3513 (Target_i386::make_local_ifunc_plt_entry): New function.
3514 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3515 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3516 R_386_IRELATIVE to switch.
3517 (Target_i386::Scan::global): Likewise.
3518 (Target_i386::Relocate::relocate): Likewise.
3519 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3520 switch.
3521 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3522 (Target_x86_64::do_plt_section_for_global): New function.
3523 (Target_x86_64::do_plt_section_for_local): New function.
3524 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3525 parameter; change all callers. If doing a static link define
3526 __rela_iplt_start and __rela_iplt_end.
3527 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3528 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3529 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3530 to point to .plt.
3531 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3532 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3533 switch.
3534 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3535 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3536 R_X86_64_IRELATIVE to switch.
3537 (Target_x86_64::Scan::global): Likewise.
3538 (Target_x86_64::Relocate::relocate): Likewise.
3539 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3540 switch.
3541 * target.h (class Target): Add plt_section_for_global and
3542 plt_section_for_local functions. Add do_plt_section_for_global
3543 and do_plt_section_for_local virtual functions.
3544 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3545 clarifying comments.
3546 (Symbol::use_plt_offset): Handle IFUNC symbol.
3547 * object.cc (Sized_relobj::Sized_relobj): Initialize
3548 local_plt_offsets_.
3549 (Sized_relobj::local_has_plt_offset): New function.
3550 (Sized_relobj::local_plt_offset): New function.
3551 (Sized_relobj::set_local_plt_offset): New function.
3552 (Sized_relobj::do_count): Handle IFUNC symbol.
3553 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3554 a bit away from input_shndx_ field. Add set_is_func_symbol and
3555 is_ifunc_symbol functions.
3556 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3557 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3558 local_plt_offsets_ field.
3559 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3560 * output.h (class Output_section_data): Add non-const
3561 output_section function.
3562 (class Output_data_got): Update declarations.
3563 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3564 Add use_plt_offset parameter to global and local constructors.
3565 Change all callers. Change local_sym_index_ field to 31 bits.
3566 Change GSYM_CODE and CONSTANT_CODE accordingly.
3567 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3568 doing a static link don't set sh_link field.
3569 (Output_data_got::Got_entry::write): Use PLT offset if
3570 appropriate.
3571 (Output_data_got::add_global_plt): New function.
3572 (Output_data_got::add_local_plt): New function.
3573 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3574 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3575 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3576 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3577 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3578 IFUNC conditional.
3579 * testsuite/ifunc-sel.h: New file.
3580 * testsuite/ifuncmain1.c: New file.
3581 * testsuite/ifuncmain1vis.c: New file.
3582 * testsuite/ifuncmod1.c: New file.
3583 * testsuite/ifuncdep2.c: New file.
3584 * testsuite/ifuncmain2.c: New file.
3585 * testsuite/ifuncmain3.c: New file.
3586 * testsuite/ifuncmod3.c: New file.
3587 * testsuite/ifuncmain4.c: New file.
3588 * testsuite/ifuncmain5.c: New file.
3589 * testsuite/ifuncmod5.c: New file.
3590 * testsuite/ifuncmain6pie.c: New file.
3591 * testsuite/ifuncmod6.c: New file.
3592 * testsuite/ifuncmain7.c: New file.
3593 * configure, testsuite/Makefile.in: Rebuild.
3594
56f75c03
ILT		 35952010-08-18 Ian Lance Taylor <iant@google.com>
3596
3597 * incremental.cc
3598 (Output_section_incremental_inputs::write_input_files): Add cast
3599 to avoid signed/unsigned comparison warning.
3600 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3601
55455f89
CC		 36022010-08-12 Cary Coutant <ccoutant@google.com>
3603
3604 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3605
e2054bcb
ILT		 36062010-08-13 Ian Lance Taylor <iant@google.com>
3607
3608 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3609
74f67560
DK		 36102010-08-12 Cary Coutant <ccoutant@google.com>
3611 Doug Kwan <dougkwan@google.com>
3612
3613 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3614 defintion overrides non-weak undef, remember that the original undef
3615 is not weak.
3616 * symtab.cc (Symbol_table::sized_write_global): For undef without
3617 an original weak binding, set binding to global in output.
3618 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3619 * testsuite/Makefile.in: Regenerate.
3620 * testsuite/strong_ref_weak_def.sh: New file.
3621 * testsuite/strong_ref_weak_def_1.c: Ditto.
3622 * testsuite/strong_ref_weak_def_2.c: Ditto.
3623
d1238d12
CC		 36242010-08-12 Cary Coutant <ccoutant@google.com>
3625
3626 * testsuite/incremental_test.sh: Rewrite.
3627 * testsuite/incremental_test_1.c: Rewrite.
3628 * testsuite/incremental_test_2.c: Rewrite.
3629
0e70b911
CC		 36302010-08-12 Cary Coutant <ccoutant@google.com>
3631
3632 * arm.cc (Target_arm::got_size): Add const.
3633 (Target_arm::got_entry_count): New function.
3634 (Target_arm::plt_entry_count): New function.
3635 (Target_arm::first_plt_entry_offset): New function.
3636 (Target_arm::plt_entry_size): New function.
3637 (Output_data_plt_arm::entry_count): New function.
3638 (Output_data_plt_arm::first_plt_entry_offset): New function.
3639 (Output_data_plt_arm::get_plt_entry_size): New function.
3640 * i386.cc (Target_i386::got_size): Add const.
3641 (Target_i386::got_entry_count): New function.
3642 (Target_i386::plt_entry_count): New function.
3643 (Target_i386::first_plt_entry_offset): New function.
3644 (Target_i386::plt_entry_size): New function.
3645 (Output_data_plt_i386::entry_count): New function.
3646 (Output_data_plt_i386::first_plt_entry_offset): New function.
3647 (Output_data_plt_i386::get_plt_entry_size): New function.
3648 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3649 find_incremental_inputs_sections. Dump incremental_got_plt section.
3650 * incremental.cc: Include target.h.
3651 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3652 parameter. Adjust all callers. Find incremental_got_plt section.
3653 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3654 section.
3655 (Output_section_incremental_inputs::set_final_data_size): Calculate
3656 size of incremental_got_plt section.
3657 (Output_section_incremental_inputs::do_write): Write the
3658 incremental_got_plt section.
3659 (Got_plt_view_info): New struct.
3660 (Local_got_offset_visitor): New class.
3661 (Global_got_offset_visitor): New class.
3662 (Global_symbol_visitor_got_plt): New class.
3663 (Output_section_incremental_inputs::write_got_plt): New function.
3664 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3665 Add parameter. Adjust all callers.
3666 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3667 (Incremental_inputs::got_plt_section): New function.
3668 (Incremental_inputs::got_plt_section_): New data member.
3669 (Incremental_got_plt_reader): New class.
3670 * layout.cc (Layout::create_incremental_info_sections): Add the
3671 incremental_got_plt section.
3672 * object.h (Got_offset_list::get_list): New function.
3673 (Got offset_list::for_all_got_offsets): New function.
3674 (Sized_relobj::local_got_offset_list): New function.
3675 * powerpc.cc (Target_powerpc::got_size): Add const.
3676 (Target_powerpc::got_entry_count): New function.
3677 (Target_powerpc::plt_entry_count): New function.
3678 (Target_powerpc::first_plt_entry_offset): New function.
3679 (Target_powerpc::plt_entry_size): New function.
3680 (Output_data_plt_powerpc::entry_count): New function.
3681 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3682 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3683 * sparc.cc (Target_sparc::got_size): Add const.
3684 (Target_sparc::got_entry_count): New function.
3685 (Target_sparc::plt_entry_count): New function.
3686 (Target_sparc::first_plt_entry_offset): New function.
3687 (Target_sparc::plt_entry_size): New function.
3688 (Output_data_plt_sparc::entry_count): New function.
3689 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3690 (Output_data_plt_sparc::get_plt_entry_size): New function.
3691 * symtab.h (Symbol::got_offset_list): New function.
3692 (Symbol_table::for_all_symbols): New function.
3693 * target.h (Sized_target::got_entry_count): New function.
3694 (Sized_target::plt_entry_count): New function.
3695 (Sized_target::plt_entry_size): New function.
3696 * x86_64.cc (Target_x86_64::got_size): Add const.
3697 (Target_x86_64::got_entry_count): New function.
3698 (Target_x86_64::plt_entry_count): New function.
3699 (Target_x86_64::first_plt_entry_offset): New function.
3700 (Target_x86_64::plt_entry_size): New function.
3701 (Output_data_plt_x86_64::entry_count): New function.
3702 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3703 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3704
09ec0418
CC		 37052010-08-12 Cary Coutant <ccoutant@google.com>
3706
3707 * archive.cc: Include incremental.h.
3708 (Archive::Archive): Initialize incremental_info_.
3709 (Archive::include_member): Record archive members in incremental info.
3710 (Add_archive_symbols::run): Record begin and end of an archive in
3711 incremental info.
3712 (Lib_group::include_member): Record objects in incremental info.
3713 * archive.h (Incremental_archive_entry): Forward declaration.
3714 (Archive::set_incremental_info): New member function.
3715 (Archive::incremental_info): New member function.
3716 (Archive::Unused_symbol_iterator): New class.
3717 (Archive::unused_symbols_begin): New member function.
3718 (Archive::unused_symbols_end): New member function.
3719 (Archive::incremental_info_): New data member.
3720 * incremental-dump.cc (find_input_containing_global): New function.
3721 (dump_incremental_inputs): Dump new incremental info sections.
3722 * incremental.cc: Include symtab.h.
3723 (Output_section_incremental_inputs): New class.
3724 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3725 new incremental info sections.
3726 (Sized_incremental_binary::do_check_inputs): Likewise.
3727 (Incremental_inputs::report_archive): Remove.
3728 (Incremental_inputs::report_archive_begin): New function.
3729 (Incremental_inputs::report_archive_end): New function.
3730 (Incremental_inputs::report_object): New function.
3731 (Incremental_inputs::finalize_inputs): Remove.
3732 (Incremental_inputs::report_input_section): New function.
3733 (Incremental_inputs::report_script): Rewrite.
3734 (Incremental_inputs::finalize): Do nothing but finalize string table.
3735 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3736 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3737 (Incremental_inputs::create_data_sections): New function.
3738 (Incremental_inputs::relocs_entsize): New function.
3739 (Output_section_incremental_inputs::set_final_data_size): New function.
3740 (Output_section_incremental_inputs::do_write): New function.
3741 (Output_section_incremental_inputs::write_header): New function.
3742 (Output_section_incremental_inputs::write_input_files): New function.
3743 (Output_section_incremental_inputs::write_info_blocks): New function.
3744 (Output_section_incremental_inputs::write_symtab): New function.
3745 * incremental.h (Incremental_script_entry): Forward declaration.
3746 (Incremental_object_entry): Forward declaration.
3747 (Incremental_archive_entry): Forward declaration.
3748 (Incremental_inputs): Forward declaration.
3749 (Incremental_inputs_header_data): Remove.
3750 (Incremental_inputs_header): Remove.
3751 (Incremental_inputs_header_write): Remove.
3752 (Incremental_inputs_entry_data): Remove.
3753 (Incremental_inputs_entry): Remove.
3754 (Incremental_inputs_entry_write): Remove.
3755 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3756 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3757 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3758 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3759 Likewise.
3760 (Incremental_input_entry): New class.
3761 (Incremental_script_entry): New class.
3762 (Incremental_object_entry): New class.
3763 (Incremental_archive_entry): New class.
3764 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3765 (Incremental_inputs::report_inputs): Remove.
3766 (Incremental_inputs::report_archive): Remove.
3767 (Incremental_inputs::report_archive_begin): New function.
3768 (Incremental_inputs::report_archive_end): New function.
3769 (Incremental_inputs::report_object): Change prototype.
3770 (Incremental_inputs::report_input_section): New function.
3771 (Incremental_inputs::report_script): Change prototype.
3772 (Incremental_inputs::get_reloc_count): New function.
3773 (Incremental_inputs::set_reloc_count): New function.
3774 (Incremental_inputs::create_data_sections): New function.
3775 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3776 (Incremental_inputs::inputs_section): New function.
3777 (Incremental_inputs::symtab_section): New function.
3778 (Incremental_inputs::relocs_section): New function.
3779 (Incremental_inputs::get_stringpool): Add const.
3780 (Incremental_inputs::command_line): Add const.
3781 (Incremental_inputs::inputs): Remove.
3782 (Incremental_inputs::command_line_key): New function.
3783 (Incremental_inputs::input_file_count): New function.
3784 (Incremental_inputs::input_files): New function.
3785 (Incremental_inputs::relocs_entsize): New function.
3786 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3787 (Incremental_inputs::finalize_inputs): Remove.
3788 (Incremental_inputs::Input_info): Remove.
3789 (Incremental_inputs::lock_): Remove.
3790 (Incremental_inputs::inputs_): Change type.
3791 (Incremental_inputs::inputs_map_): Remove.
3792 (Incremental_inputs::current_object_entry_): New data member.
3793 (Incremental_inputs::inputs_section_): New data member.
3794 (Incremental_inputs::symtab_section_): New data member.
3795 (Incremental_inputs::relocs_section_): New data member.
3796 (Incremental_inputs::reloc_count_): New data member.
3797 (Incremental_inputs_reader): New class.
3798 (Incremental_symtab_reader): New class.
3799 (Incremental_relocs_reader): New class.
3800 * layout.cc (Layout::finalize): Move finalization of incremental info
3801 and creation of incremental info sections to follow finalization of
3802 symbol table. Set offsets for postprocessing sections.
3803 (Layout::create_incremental_info_sections): Call
3804 Incremental_inputs::create_data_sections. Add incremental symtab
3805 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3806 sections to layout after input sections.
3807 * layout.h (struct Timespec): Forward declaration.
3808 (Layout::incremental_inputs): Add const.
3809 (Layout::create_incremental_info_sections): Add parameter.
3810 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3811 * object.cc: Include incremental.h.
3812 (Relobj::finalize_incremental_relocs): New function.
3813 (Sized_relobj::do_layout): Record input sections in incremental info.
3814 * object.h (Object::output_section): New function.
3815 (Object::output_section_offset): Moved from Relobj.
3816 (Object::get_incremental_reloc_base): New function.
3817 (Object::get_incremental_reloc_count): New function.
3818 (Object::do_output_section): New function.
3819 (Object::do_output_section_offset): Moved from Relobj.
3820 (Object::do_get_incremental_reloc_base): New function.
3821 (Object::do_get_incremental_reloc_count): New function.
3822 (Object::Object): Initialize new data members.
3823 (Relobj::output_section): Renamed do_output_section and moved to
3824 protected.
3825 (Relobj::output_section_offset): Moved to Object.
3826 (Relobj::do_get_incremental_reloc_base): New function.
3827 (Relobj::do_get_incremental_reloc_count): New function.
3828 (Relobj::allocate_incremental_reloc_counts): New function.
3829 (Relobj::count_incremental_reloc): New function.
3830 (Relobj::finalize_incremental_relocs): New function.
3831 (Relobj::next_incremental_reloc_index): New function.
3832 (Relobj::reloc_counts_): New data member.
3833 (Relobj::reloc_bases_): New data member.
3834 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3835 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3836 (Sized_relobj::incremental_relocs_scan): New function.
3837 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3838 (Sized_relobj::incremental_relocs_write): New function.
3839 (Sized_relobj::incremental_relocs_write_reltype): New function.
3840 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3841 incremental link.
3842 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3843 archives and object files elsewhere.
3844 (Add_symbols::run): Report object files here.
3845 (Finish_group::run): Report end of archive at end of group.
3846 * reloc.cc: Include layout.h, incremental.h.
3847 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3848 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3849 (Sized_relobj::incremental_relocs_scan): New function.
3850 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3851 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3852 (Sized_relobj::incremental_relocs_write): New function.
3853 (Sized_relobj::incremental_relocs_write_reltype): New function.
3854 * script.cc (read_input_script): Rewrite test for incremental link.
3855 Change call to Incremental_inputs::report_script.
3856 * symtab.h (Symbol_table::first_global_index): New function.
3857 (Symbol_table::output_count): New function.
3858
ce0d1972
DK		 38592010-08-12 Doug Kwan <dougkwan@google.com>
3860
3861 * arm.cc (Target_arm::merge_object_attributes): Check command line
3862 options --no-wchar-size-warning and --no-enum-size-warning.
3863 * options.h (General_options): Add ld-compatible options
3864 --no-enum-size-warning and --no-wchar-size-warning.
3865
6e5710ce
ILT		 38662010-08-04 Ian Lance Taylor <iant@google.com>
3867
3868 * x86_64.cc (Target_x86_64::Scan::local): Use
3869 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3870 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3871 (Target_x86_64::Scan::global): Likewise.
3872 (Target_x86_64::Relocate::relocate): Likewise.
3873 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3874 Likewise.
3875
fef830db
CC		 38762010-08-03 Cary Coutant <ccoutant@google.com>
3877
3878 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3879 to reserve space in merged_strings vector. Keep total input size
3880 for stats.
3881 (Output_merge_string::do_print_merge_stats): Print total input size.
3882 * merge.h (Output_merge_string): Add input_size_ field.
3883 * stringpool.cc (Stringpool_template::string_length): Move
3884 implementations out of Stringpool_template class and place in
3885 stringpool.h.
3886 * stringpool.h (string_length): Move out of Stringpool_template.
3887
1e3811b0
ILT		 38882010-08-03 Ian Lance Taylor <iant@google.com>
3889
3890 PR 11712
3891 * layout.cc (relaxation_loop_body): If address of load segment is
3892 set, adjust address to include headers if possible.
3893
7af0c620
ILT		 38942010-08-03 Ian Lance Taylor <iant@google.com>
3895
3896 * version.cc (version_string): Bump to 1.10.
3897
22f0da72
ILT		 38982010-08-03 Ian Lance Taylor <iant@google.com>
3899
3900 PR 11805
3901 * layout.h (enum Output_section_order): Define.
3902 (class Layout): Update declarations.
3903 * layout.cc (Layout::get_output_section): Add order parameter.
3904 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3905 is_first_non_relro parameters. Change all callers.
3906 (Layout::choose_output_section): Likewise.
3907 (Layout::add_output_section_data): Likewise.
3908 (Layout::make_output_section): Likewise. Set order.
3909 (Layout::default_section_order): New function.
3910 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3911 * output.cc (Output_section::Output_section): Initialize order_.
3912 Don't initialize deleted fields.
3913 (Output_segment::Output_segment): Don't initialize deleted
3914 fields.
3915 (Output_segment::add_output_section_to_load): New function
3916 replacing add_output_section. Change all callers to call this or
3917 add_output_section_to_nonload.
3918 (Output_segment::add_output_section_to_nonload): New function.
3919 (Output_segment::remove_output_section): Rewrite.
3920 (Output_segment::add_initial_output_data): Likewise.
3921 (Output_segment::has_any_data_sections): Likewise.
3922 (Output_segment::is_first_section_relro): Likewise.
3923 (Output_segment::maximum_alignment): Likewise.
3924 (Output_segment::has_dynamic_reloc): New function replacing
3925 dynamic_reloc_count. Change all callers.
3926 (Output_segment::has_dynamic_reloc_list): New function replacing
3927 dynamic_reloc_count_list. Change all callers.
3928 (Output_segment::set_section_addresses): Rewrite.
3929 (Output_segment::set_offset): Rewrite.
3930 (Output_segment::find_first_and_last_list): Remove.
3931 (Output_segment::set_tls_offsets): Rewrite.
3932 (Output_segment::first_section_load_address): Likewise.
3933 (Output_segment::output_section_count): Likewise.
3934 (Output_segment::section_with_lowest_load_address): Likewise.
3935 (Output_segment::write_section_headers): Likewise.
3936 (Output_segment::print_sections_to_map): Likewise.
3937 * output.h (class Output_data): Remove dynamic_reloc_count_
3938 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3939 (Output_data::add_dynamic_reloc): Rewrite.
3940 (Output_data::has_dynamic_reloc): New function.
3941 (Output_data::dynamic_reloc_count): Remove.
3942 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3943 is_last_relro_, is_first_non_relro_, is_interp_,
3944 is_dynamic_linker_section_ fields. Add order and set_order
3945 functions. Remove is_relro_local, set_is_relro_local,
3946 is_last_relro, set_is_last_relro, is_first_non_relro,
3947 set_is_first_non_relro functions, is_interp, set_is_interp,
3948 is_dynamic_linker_section, and set_is_dynamic_linker_section
3949 functions.
3950 (class Output_segment): Change Output_data_list from std::list to
3951 std:;vector. Add output_lists_ field. Remove output_data_ and
3952 output_bss_ fields. Update declarations.
3953
3ff2ccb0
ILT		 39542010-08-02 Ian Lance Taylor <iant@google.com>
3955
3956 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3957 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3958 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3959
88a4108b
ILT		 39602010-08-02 Ian Lance Taylor <iant@google.com>
3961
3962 PR 11855
3963 * script.cc (Script_options::Script_options): Initialize
3964 symbol_definitions_ and symbol_references_.
3965 (Script_options::add_symbol_assignment): Update
3966 symbol_definitions_ and symbol_references_.
3967 (Script_options::add_symbol_reference): New function.
3968 (script_symbol): New function.
3969 * script.h (class Script_options): Add symbol_definitions_ and
3970 symbol_references_ fields.
3971 (Script_options::referenced_const_iterator): New type.
3972 (Script_options::referenced_begin): New function.
3973 (Script_options::referenced_end): New function.
3974 (Script_options::is_referenced): New function.
3975 (Script_options::any_unreferenced): New function.
3976 * script-c.h (script_symbol): Declare.
3977 * yyscript.y (exp): Call script_symbol.
3978 * symtab.cc: Include "script.h".
3979 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3980 Change all callers. Check symbols referenced by scripts.
3981 (Symbol_table::add_undefined_symbols_from_command_line): Add
3982 layout parameter. Change all callers.
3983 (Symbol_table::do_add_undefined_symbols_from_command_line):
3984 Likewise. Break out loop body. Check symbols referenced by
3985 scripts.
3986 (Symbol_table::add_undefined_symbol_from_command_line): New
3987 function broken out of
3988 do_add_undefined_symbols_from_command_line.
3989 * symtab.h (class Symbol_table): Update declarations.
3990 * archive.cc: Include "layout.h".
3991 (Archive::should_include_member): Add layout parameter. Change
3992 all callers. Check for symbol mentioned in expression.
3993 * archive.h (class Archive): Update declaration.
3994 * object.cc (Sized_relobj::do_should_include_member): Add layout
3995 parameter.
3996 * object.h (Object::should_include_member): Add layout parameter.
3997 Change all callers.
3998 (Object::do_should_include_member): Add layout parameter.
3999 (class Sized_relobj): Update declaration.
4000 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
4001 parameter.
4002 * dynobj.h (class Sized_dynobj): Update declaration.
4003 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
4004 layout parameter.
4005 * plugin.h (class Sized_pluginobj): Update declaration.
4006
5f1ab67a
ILT		 40072010-08-02 Ian Lance Taylor <iant@google.com>
4008
4009 PR 11866
4010 * output.cc (Output_segment::set_offset): Search for the first and
4011 last sections rather than assuming that the list is in order.
4012 (Output_segment::find_first_and_last_list): New function.
4013 * output.h (class Output_segment): Update declarations.
4014 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
4015 (relro_strip_test_SOURCES): New variable.
4016 (relro_strip_test_DEPENDENCIES): New variable.
4017 (relro_strip_test_LDFLAGS): New variable.
4018 (relro_strip_test_LDADD): New variable.
4019 (relro_strip_test.so): New target.
4020
a8df5856
ILT		 40212010-08-02 Ian Lance Taylor <iant@google.com>
4022
4023 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
4024 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
4025 (Target_i386::got_tlsdesc_section): New function.
4026 (Target_i386::got_section): Create space for GOT entries for
4027 TLSDESC relocations.
4028 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
4029 R_386_TLS_GOTDESC.
4030 (Target_i386::Scan::global): Likewise.
4031 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
4032 using TLSDESC GOT.
4033 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
4034 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
4035 (Target_x86_64::got_tlsdesc_section): New function.
4036 (Target_x86_64::got_section): Create space for GOT entries for
4037 TLSDESC relocations.
4038 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
4039 R_386_TLS_GOTDESC.
4040 (Target_x86_64::Scan::global): Likewise.
4041 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
4042 using TLSDESC GOT.
4043
0c10a0a6
ILT		 40442010-08-02 Ian Lance Taylor <iant@google.com>
4045
4046 * testsuite/final_layout.sh: Use dc to convert from hex to
4047 decimal.
4048
41cbeecc
ST		 40492010-07-29 Sriraman Tallam <tmsriram@google.com>
4050
4051 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
4052 paramter to the call to gold::gc_process_relocs.
4053 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
4054 paramter to the call to gold::gc_process_relocs.
4055 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
4056 parameter to the call to gold::gc_process_relocs.
4057 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
4058 template parameter to the call to gold::gc_process_relocs.
4059 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
4060 paramter to the call to gold::gc_process_relocs.
4061 * gc.h (get_embedded_addend_size): New function.
4062 (gc_process_relocs): Save the size of the reloc for use by ICF.
4063 * icf.cc (get_section_contents): Get the addend from the text section
4064 for SHT_REL relocation sections.
4065 * icf.h (Icf::Reloc_addend_size_info): New typedef.
4066 (Icf::Reloc_info): Add new member reloc_addend_size_info.
4067 * int_encoding.h (read_from_pointer): New overloaded function.
4068 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
4069 * testsuite/icf_sht_rel_addend_test.sh: New file.
4070 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
4071 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
4072
6ea55b82
RW		 40732010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4074
4075 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
4076 * Makefile.in: Regenerate.
4077 * testsuite/Makefile.in: Regenerate.
4078
9691462b
ILT		 40792010-07-27 Jeffrey Yasskin <jyasskin@google.com>
4080
4081 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
4082 * gold/testsuite/debug_msg.cc: Likewise.
4083 * gold/testsuite/odr_violation1.cc
4084 * gold/testsuite/odr_violation2.cc
4085
76897331
CC		 40862010-07-21 Cary Coutant <ccoutant@google.com>
4087
4088 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
4089 string, and length fields.
4090 (Output_merge_string::Merged_strings_list): New type.
4091 (Output_merge_string::Merged_strings_lists): New typedef.
4092 (Output_merge_string): Replace merged_strings_ with
4093 merged_strings_lists_.
4094 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
4095 Merged_strings_list per input object and section. Don't store pointer
4096 to the string. Don't store length with each merged string entry.
4097 (Output_merge_string::finalize_merged_data): Loop over list of merged
4098 strings lists. Recompute length of each merged string.
4099
78384e8f
CC		 41002010-07-15 Cary Coutant <ccoutant@google.com>
4101
4102 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
4103 here.
4104
783659f9
ILT		 41052010-07-14 Ian Lance Taylor <iant@google.com>
4106
4107 * descriptors.cc (Descriptors::open): Report correct name in error
4108 message.
4109
131687b4
DK		 41102010-07-13 Doug Kwan <dougkwan@google.com>
4111
4112 * arm.cc (Arm_input_section::Arm_input_section): For a
4113 SHT_ARM_EXIDX section, always keeps the input sections.
4114 (Arm_input_section::set_exidx_section_link): New method.
4115 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
4116 has_errors_ to false.
4117 (Arm_exidx_input_section::has_errors,
4118 Arm_exidx_input_section::set_has_errors): New methods.
4119 (Arm_exidx_input_section::has_errors_): New data member.
4120 (Arm_relobj::get_exidx_shndx_list): New method.
4121 (Arm_output_section::append_text_sections_to_list): Do not skip
4122 section without SHF_EXECINSTR.
4123 (Arm_output_section::fix_exidx_coverage): Skip input sections with
4124 errors.
4125 (Arm_relobj::make_exidx_input_section): Add new parameter for text
4126 section header. Make error messages more verbose. Check for
4127 a non-executable section linked to an EXIDX section.
4128 (Arm_relobj::do_read_symbols): Remove error checking, which has been
4129 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
4130 check that there is no deferred EXIDX section if we exit early.
4131 Instead of not making an EXIDX section in case of an error, make one
4132 and set the has_errors flag of it.
4133 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
4134 in a relocatable link.
4135 (Target_arm::do_relax): Look for the EXIDX output section instead of
4136 assuming that it is called .ARM.exidx.
4137 (Target_arm::fix_exidx_coverage): Add a new parameter for input
4138 section list. Do not check for SHF_EXECINSTR section flags but
4139 skip any input section with errors.
4140 * output.cc (Output_section::Output_section): Initialize
4141 always_keeps_input_sections_ to false.
4142 (Output_section::add_input_section): Check for
4143 always_keeps_input_sections_.
4144 * output.h (Output_section::always_keeps_input_sections,
4145 Output_section::set_always_keeps_input_sections): New methods.
4146 (Output_section::always_keeps_input_sections): New data member.
4147
69517287
RÁE		 41482010-07-13 Rafael Espindola <espindola@google.com>
4149
4150 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
4151 * fileread.h (Input_file): Add try_extra_search_path and find_file.
4152
82742395
ILT		 41532010-07-13 Philip Herron <herron.philip@googlemail.com>
4154 Ian Lance Taylor <iant@google.com>
4155
4156 * output.h (Output_section_lookup_maps::add_merge_section):
4157 Correct check of whether value was inserted.
4158 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4159 (Output_section_lookup_maps::add_relaxed_input_section):
4160 Likewise.
4161 * arm.cc (Target_arm::got_section): Remove used local os.
4162 * i386.cc (Target_i386::got_section): Likewise.
4163 * x86_64.cc (Target_x86_64::got_section): Likewise.
4164 * sparc.cc (Target_sparc::got_section): Likewise.
4165 (Target_sparc::relocate): Remove unused local have_got_offset.
4166 * powerpc.cc (Target_powerpc::relocate): Likewise.
4167
f2d707b5
ILT		 41682010-07-13 Ian Lance Taylor <iant@google.com>
4169
241531d6
ILT		 4170 * compressed_output.cc (zlib_decompress): Fix signature in
4171 !HAVE_ZLIB_H case.
4172
f2d707b5
ILT		 4173 * archive.cc (Archive::include_member): Unlock an external member
4174 of a thin archive. Don't bother to delete an object we know is
4175 NULL.
4176
a2e47362
CC		 41772010-07-12 Cary Coutant <ccoutant@google.com>
4178
4179 * compressed_output.cc (zlib_decompress): New function.
4180 (get_uncompressed_size): New function.
4181 (decompress_input_section): New function.
4182 * compressed_output.h (get_uncompressed_size): New function.
4183 (decompress_input_section): New function.
4184 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4185 Handle compressed debug sections.
4186 * layout.cc (is_compressed_debug_section): New function.
4187 (Layout::output_section_name): Map compressed section names to
4188 canonical names.
4189 * layout.h (is_compressed_debug_section): New function.
4190 (is_debug_info_section): Recognize compressed debug sections.
4191 * merge.cc: Include compressed_output.h.
4192 (Output_merge_data::do_add_input_section): Handle compressed
4193 debug sections.
4194 (Output_merge_string::do_add_input_section): Handle compressed
4195 debug sections.
4196 * object.cc: Include compressed_output.h.
4197 (Sized_relobj::Sized_relobj): Initialize new data members.
4198 (build_compressed_section_map): New function.
4199 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4200 * object.h (Object::section_is_compressed): New method.
4201 (Object::do_section_is_compressed): New method.
4202 (Sized_relobj::Compressed_section_map): New type.
4203 (Sized_relobj::do_section_is_compressed): New method.
4204 (Sized_relobj::compressed_sections_): New data member.
4205 * output.cc (Output_section::add_input_section): Handle compressed
4206 debug sections.
4207 * reloc.cc: Include compressed_output.h.
4208 (Sized_relobj::write_sections): Handle compressed debug sections.
4209
ce279a62
CC		 42102010-07-08 Cary Coutant <ccoutant@google.com>
4211
4212 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4213 weak when resolving to a dynamic def.
4214 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4215 for weak undef/dynamic def cases. Adjust callers.
4216 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4217 undef_binding_weak_.
4218 (Symbol_table::sized_write_globals): Adjust symbol binding.
4219 (Symbol_table::sized_write_symbol): Add binding parameter.
4220 * symtab.h (Symbol::set_undef_binding): New method.
4221 (Symbol::is_undef_binding_weak): New method.
4222 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4223 (Symbol_table::should_override): Add new parameter.
4224 (Symbol_table::sized_write_symbol): Add new parameter.
4225
4226 * testsuite/weak_undef_file1.cc: Add new test case.
4227 * testsuite/weak_undef_file2.cc: Fix header comment.
4228 * testsuite/weak_undef_test.cc: Add new test case.
4229
b2286c10
DK		 42302010-06-29 Doug Kwan <dougkwan@google.com>
4231
4232 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4233 Initialize USE_SYMBOL_.
4234 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4235 definition.
4236 (Arm_reloc_property::uses_symbol_): New data member declaration.
4237 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4238 uses symbol value and symbol is undefined but not weakly undefined.
4239
4802450a
RÁE		 42402010-06-28 Rafael Espindola <espindola@google.com>
4241
4242 * plugin.cc (Plugin::load): Use dlerror.
4243
e5ca47ba
ILT		 42442010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4245
4246 * symtab.cc (detect_odr_violations): When reporting an ODR
4247 violation, report an object where the symbol is defined.
4248
8a75a161
DK		 42492010-06-25 Doug Kwan <dougkwan@google.com>
4250
4251 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4252 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4253 definition.
4254 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4255 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4256 target hook to detect function points.
4257 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4258 * icf.h (Icf::check_section_for_function_pointers): Change type of
4259 parameter SECTION_NAME to const reference to std::string. Use
4260 target hook to determine if section may have unsafe pointers.
4261 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4262 method definition.
4263
42218b9f
RÁE		 42642010-06-21 Rafael Espindola <espindola@google.com>
4265
4266 * fileread.cc (Input_file::find_fie): New
4267 (Input_file::open): Use Input_file::find_fie.
4268 * fileread.h (Input_file::find_fie): New
4269 * plugin.cc (set_extra_library_path): New.
4270 (Plugin::load): Add set_extra_library_path to the transfer vector.
4271 (Plugin_manager::set_extra_library_path): New.
4272 (Plugin_manager::add_input_file): Use the extra search path if set.
4273 (set_extra_library_path(): New.
4274 * plugin.h (Plugin_manager): Add set_extra_library_path and
4275 extra_search_path_.
4276
a0506cca
CC		 42772010-06-19 Cary Coutant <ccoutant@google.com>
4278
4279 * layout.cc (gdb_sections): Add .debug_types.
4280 (lines_only_debug_sections): Likewise.
4281
6508b958
RÁE		 42822010-06-18 Rafael Espindola <espindola@google.com>
4283
4284 * plugin.cc (add_input_file,add_input_library)
4285 (Plugin_manager::add_input_file): Make filename arguments const.
4286 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4287 const.
4288
3e235302
DK		 42892010-06-16 Doug Kwan <dougkwan@google.com>
4290
4291 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4292 .ARM.attributes section if we have not merged any input
4293 attributes sections.
4294
106e8a6c
DK		 42952010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4296
4297 * arm.cc: Allow combining objects with no EABI version
4298 information.
4299
91ff43fe
RÁE		 43002010-06-15 Rafael Espindola <espindola@google.com>
4301
4302 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4303
68ed838c
ILT		 43042010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4305
4306 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4307 (struct iovec): Correct !HAVE_READV definition.
4308
f3a2388f
CC		 43092010-06-10 Cary Coutant <ccoutant@google.com>
4310
4311 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4312 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4313 reloc sections.
4314 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4315
4316 PR 11683
4317 * symtab.h (Symbol::is_placeholder): New member function.
4318 * target-reloc.h (relocate_section): Check for placeholder symbols.
4319
4320 * testsuite/Makefile.am (plugin_test_8): New test.
4321 (plugin_test_9): New test.
4322 * testsuite/Makefile.in: Regenerate.
4323
e1df38aa
NC		 43242010-06-09 Nick Clifton <nickc@redhat.com>
4325
4326 * yyscript.y (input_list_element): Allow strings prefixed with
4327 the '-' character. Treat these as libraries.
4328 * script.cc (script_add_library): New function. Adds a library
4329 specified by "-l<name>" found in an input script.
4330 * script-c.h: Add prototype for script_add_library.
4331
25bbe950
DK		 43322010-06-07 Doug Kwan <dougkwan@google.com>
4333
4334 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4335 Restrict stub-group size to be within long conditional branch
4336 range when working around cortex-A8 erratum.
4337
0f32ea4c
ILT		 43382010-06-07 Damien Diederen <dd@crosstwine.com>
4339
4340 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4341 #ifdef typo.
4342
8fe2a369
ST		 43432010-06-03 Sriraman Tallam <tmsriram@google.com>
4344
4345 PR gold/11658
4346 * output.cc
4347 (Output_section::Input_section_sort_entry::compare_section_ordering):
4348 Change to return non-zero correctly.
4349 (Output_section::Input_section_sort_section_order_index_compare
4350 ::operator()): Change to fix ambiguity in comparisons.
4351
6e9ba2ca
ST		 43522010-06-01 Sriraman Tallam <tmsriram@google.com>
4353
4354 * gold.h (is_wildcard_string): New function.
4355 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4356 (Layout::layout_eh_frame): Ditto.
4357 (Layout::find_section_order_index): New method.
4358 (Layout::read_layout_from_file): New method.
4359 * layout.h (Layout::find_section_order_index): New method.
4360 (Layout::read_layout_from_file): New method.
4361 (Layout::input_section_position_): New private member.
4362 (Layout::input_section_glob_): New private member.
4363 * main.cc (main): Call read_layout_from_file here.
4364 * options.h (--section-ordering-file): New option.
4365 * output.cc (Output_section::input_section_order_specified_): New
4366 member.
4367 (Output_section::Output_section): Initialize new member.
4368 (Output_section::add_input_section): Add new parameter.
4369 Keep input sections when --section-ordering-file is used.
4370 (Output_section::set_final_data_size): Sort input sections when
4371 section ordering file is specified.
4372 (Output_section::Input_section_sort_entry): Add new parameter.
4373 Check sorting type.
4374 (Output_section::Input_section_sort_entry::compare_section_ordering):
4375 New method.
4376 (Output_section::Input_section_sort_compare::operator()): Change to
4377 consider section_order_index.
4378 (Output_section::Input_section_sort_init_fini_compare::operator()):
4379 Change to consider section_order_index.
4380 (Output_section::Input_section_sort_section_order_index_compare
4381 ::operator()): New method.
4382 (Output_section::sort_attached_input_sections): Change to sort
4383 according to section order when specified.
e1df38aa
NC		 4384 (Output_section::add_input_section<32, true>): Add new parameter.
4385 (Output_section::add_input_section<64, true>): Add new parameter.
4386 (Output_section::add_input_section<32, false>): Add new parameter.
4387 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4388 * output.h (Output_section::add_input_section): Add new parameter.
4389 (Output_section::input_section_order_specified): New
4390 method.
4391 (Output_section::set_input_section_order_specified): New method.
4392 (Input_section::Input_section): Initialize section_order_index_.
4393 (Input_section::section_order_index): New method.
4394 (Input_section::set_section_order_index): New method.
4395 (Input_section::section_order_index_): New member.
4396 (Input_section::Input_section_sort_section_order_index_compare): New
4397 struct.
4398 (Output_section::input_section_order_specified_): New member.
4399 * script-sections.cc (is_wildcard_string): Delete and move modified
4400 method to gold.h.
4401 (Output_section_element_input::Output_section_element_input): Modify
4402 call to is_wildcard_string.
4403 (Output_section_element_input::Input_section_pattern
4404 ::Input_section_pattern): Ditto.
4405 (Output_section_element_input::Output_section_element_input): Ditto.
4406 * testsuite/Makefile.am (final_layout): New test case.
4407 * testsuite/Makefile.in: Regenerate.
4408 * testsuite/final_layout.cc: New file.
4409 * testsuite/final_layout.sh: New file.
4410
3537c84b
RÁE		 44112010-06-01 Rafael Espindola <espindola@google.com>
4412
4413 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4414
105b6afd
RÁE		 44152010-06-01 Rafael Espindola <espindola@google.com>
4416
4417 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4418 visibility of symbols.
4419
29e11421
DK		 44202010-05-27 Doug Kwan <dougkwan@google.com>
4421
4422 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4423 from start of output section instead of address for a local symbol
4424 in a merged or relaxed section when doing a relocatable link.
4425
5e0f337e
RÁE		 44262010-05-26 Rafael Espindola <espindola@google.com>
4427
4428 PR 11604
4429 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4430 adding sections the garbage collector removed.
4431 * gold/testsuite/Makefile.am: Add test.
4432 * gold/testsuite/Makefile.in: Regenerate.
4433 * gold/testsuite/plugin_test_7.sh: New.
4434 * gold/testsuite/plugin_test_7_1.c: New.
4435 * gold/testsuite/plugin_test_7_2.c: New.
4436
f4187277
RÁE		 44372010-05-26 Rafael Espindola <espindola@google.com>
4438
4439 * script-sections.cc (Output_section_definition::set_section_addresses):
4440 Check for --section-start.
4441
5c388529
DK		 44422010-05-26 Doug Kwan <dougkwan@google.com>
4443
4444 * arm.cc (Arm_scan_relocatable_relocs): New class.
4445 (Target_arm::relocate_special_relocatable): New method.
4446 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4447 (Arm_relocate_functions::thumb_branch_common): Same.
4448 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4449 instead of Default_scan_relocatable_relocs.
4450 * target-reloc.h (relocate_for_relocatable): Let target handle
4451 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4452 * target.h (Sized_target::relocate_special_relocatable): New method.
4453
bca1c3ae
ILT		 44542010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4455
4456 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4457
0439c796
DK		 44582010-05-23 Doug Kwan <dougkwan@google.com>
4459
4460 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4461 instead of a cast.
4462 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4463 with a direct branch, not a conditional branch, to a stub.
4464 * merge.cc (Output_merge_base::record_input_section): New method
4465 defintion.
4466 (Output_merge_data::do_add_input_section): Record input section if
4467 keeps-input-sections flag is set.
4468 (Output_merge_string::do_add_input_section): Ditto.
4469 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4470 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4471 INPUT_SECTIONS_.
4472 (Output_merge_base::keeps_input_sections,
4473 Output_merge_base::set_keeps_input_sections,
4474 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4475 method definitions.
4476 (Output_merge_base::Input_sections): New type declaration.
4477 (Output_merge_base::input_sections_begin,
4478 Output_merge_base::input_sections_end,
4479 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4480 (Output_merge_base::bool keeps_input_sections_,
4481 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4482 Output_merge_base::input_sections_): New data members.
4483 (Output_merge_data::do_set_keeps_input_sections): New method
4484 defintion.
4485 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4486 * output.cc (Output_section::Input_section::relobj): Move method
4487 defintion from class declaration to here and handle merge sections.
4488 (Output_section::Input_section::shndx): Ditto.
4489 (Output_section::Output_section): Remove initializations of removed
4490 data members and initialize new data member LOOKUP_MAPS_.
4491 (Output_section::add_input_section): Set keeps-input-sections flag
4492 for a newly created merge output section as appropriate. Adjust code
4493 to use Output_section_lookup_maps class.
4494 (Output_section::add_relaxed_input_section): Adjst code for lookup
4495 maps code refactoring.
4496 (Output_section::add_merge_input_section): Add a new parameter
4497 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4498 class. If adding input section to a newly created merge output
4499 section fails, remove the new merge section.
4500 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4501 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4502 (Output_section::find_merge_section): Ditto.
4503 (Output_section::build_lookup_maps): New method defintion.
4504 (Output_section::find_relaxed_input_section): Adjust code to use
4505 Output_section_lookup_maps class.
4506 (Output_section::get_input_sections): Export merge sections. Adjust
4507 code to use Output_section_lookup_maps class.
4508 (Output_section:::add_script_input_section): Adjust code to use
4509 Output_section_lookup_maps class. Update lookup maps for merge
4510 sections also.
4511 (Output_section::discard_states): Use Output_section_lookup_maps.
4512 (Output_section::restore_states): Same.
4513 * output.h (Merge_section_properties): Move class defintion out of
4514 Output_section.
4515 (Output_section_lookup_maps): New class.
4516 (Output_section::Input_section::is_merge_section): New method
4517 defintion.
4518 (Output_section::Input_section::relobj): Move defintion out of class
4519 defintion. Declare method only.
4520 (Output_section::Input_section::shndx): Ditto.
4521 (Output_section::Input_section::output_merge_base): New method defintion.
4522 (Output_section::Input_section::u2_.pomb): New union field.
4523 (Output_section::Merge_section_by_properties_map,
4524 Output_section::Output_section_data_by_input_section_map,
4525 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4526 Remove types.
4527 (Output_section::add_merge_input_section): Add new parameter
4528 KEEPS_INPUT_SECTIONS.
4529 (Output_section::build_lookup_maps): New method declaration.
4530 (Output_section::merge_section_map_,
4531 Output_section::merge_section_by_properties_map_,
4532 Output_section::relaxed_input_section_map_,
4533 Output_section::is_relaxed_input_section_map_valid_): Remove data
4534 members.
4535 (Output_section::lookup_maps_): New data member.
4536
76295588
L		 45372010-05-21 Doug Kwan <dougkwan@google.com>
4538
4539 PR gold/11619
4540 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4541 avoid a compilation error.
4542
d103a984
RÁE		 45432010-05-19 Rafael Espindola <espindola@google.com>
4544
4545 * script-sections.cc (Output_section_definition::allocate_to_segment):
4546 Update the phdrs_list even when the output section is NULL.
4547 * testsuite/Makefile.am: Add test.
4548 * testsuite/Makefile.in: Regenerate.
4549 * testsuite/script_test_9.cc: New.
4550 * testsuite/script_test_9.sh: New.
4551 * testsuite/script_test_9.t: New.
4552
6625d24e
DK		 45532010-05-19 Doug Kwan <dougkwan@google.com>
4554
4555 * arm.cc (Arm_input_section::original_size): New method.
4556 (Arm_input_section::do_addralign): Add a cast.
4557 (Arm_input_section::do_output_offset): Remove static cast.
4558 (Arm_input_section::original_addralign,
4559 Arm_input_section::original_size_): Change type to uint32_t.
4560 (Arm_input_section::init): Add safe casts for section alignment
4561 and size.
4562 (Arm_input_section::set_final_data_size): Do not set address and
4563 offset of stub table.
4564 (Arm_output_section::fix_exidx_coverage): Change use of of
4565 Output_section::Simple_input_section to that of
4566 Output_section::Input_section.
4567 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4568 except for the first pass.
4569 * output.cc (Output_section::get_input_sections): Change type of
4570 input_sections to std::list<Input_section>.
4571 (Output_section::add_script_input_section): Rename from
4572 Output_section::add_simple_input_section. Change type of SIS
4573 parameter from Simple_input_section to Input_section.
4574 * output.h (Output_section::Simple_input_section): Remove class.
4575 (Output_section::Input_section): Change class visibility to public.
4576 (Output_section::Input_section::addralign): Use stored alignments
4577 for special input sections if set.
4578 (Output_section::Input_section::set_addralign): New method.
4579 (Output_section::get_input_sections): Change parameter type from
4580 list of Simple_input_section to list of Input_section.
4581 (Output_section::add_script_input_section): Rename from
4582 Output_section::add_simple_input_section. Change first parameter's
4583 type from Simple_input_section to Input_section and remove the
4584 second and third parameters.
4585 * script-sections.cc (Input_section::Input_section_list): Change
4586 type to list of Output_section::Input_section/
4587 (Input_section_info::Input_section_info): Change parameter type of
4588 INPUT_SECTION to Output_section::Input_section.
4589 (Input_section_info::input_section): Change return type.
4590 (Input_section_info::input_section_): Change type to
4591 Output_section::Input_section.
4592 (Output_section_element_input::set_section_addresses): Adjust code
4593 to use Output_section::Input_section instead of
4594 Output_section::Simple_input_section. Adjust code for renaming
4595 of Output_section::add_simple_input_section.
4596 (Orphan_output_section::set_section_addresses): Ditto.
4597
e1e82ea4
RW		 45982010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4599
4600 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4601 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4602
91e75c8a
RÁE		 46032010-05-18 Rafael Espindola <espindola@google.com>
4604
4605 * options.cc (General_options::finalize): Handle -nostdlib.
4606 * options.h (nostdlib): New option.
4607 * script.cc (script_add_search_dir): Handle -nostdlib.
4608
da59ad79
DK		 46092010-05-12 Doug Kwan <dougkwan@google.com>
4610
4611 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4612 attributes section only if there no attributes section after merging.
4613 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4614 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4615 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4616 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4617 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4618 and arm_attr_merge_7.stdout.
4619 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4620 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4621 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4622 arm_attr_merge_7b.o): New rules.
4623 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4624 arm_attr_merge_7
4625 * testsuite/Makefile.in: Regenerate.
4626 * testsuite/arm_attr_merge.sh: New file.
4627 * testsuite/arm_attr_merge_[67][ab].s: Same.
4628
3e01a7fd
NC		 46292010-05-05 Nick Clifton <nickc@redhat.com>
4630
4631 * po/es.po: Updated Spanish translation.
4632
7ad2014a
L		 46332010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4634
4635 * Makefile.am (install-exec-local): Properly install gold as
4636 default cross linker.
4637 * Makefile.in: Regenerated.
4638
4fda8867
NC		 46392010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4640 Nick Clifton <nickc@redhat.com>
4641
4642 * configure.ac (install_as_default): Define and set to false
4643 unless --enable-gold or --enable-gold=both/gold has been
4644 specified.
4645 * configure: Regenerate.
4646
4647 * Makefile.am (install-exec-local): Install the executable as
4648 'ld.gold'. If install_as_default is true then also install it as
4649 'ld'.
4650 * Makefile.in: Regenerated.
4651
bd288ea2
ILT		 46522010-04-24 Ian Lance Taylor <iant@google.com>
4653
4654 * layout.cc (Layout::layout_reloc): In relocatable link don't
4655 combine reloc sections for grouped sections.
4656
ef38fd8a
ST		 46572010-04-23 Sriraman Tallam <tmsriram@google.com>
4658
4659 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4660 sections that are not ordinary to icf.
4661 * icf.cc (get_section_contents): Handle relocation pointing to section
4662 with no object or shndx information.
4663 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4664 * testsuite/Makefile.in: Regenerate.
4665 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4666 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4667
f6973bdc
ILT		 46682010-04-22 Ian Lance Taylor <iant@google.com>
4669
4670 * expression.cc (Expression::Expression_eval_info): Add
4671 result_alignment_pointer field.
4672 (Expression::eval_with_dot): Add result_alignment_pointer
4673 parameter. Change all callers.
4674 (Expression::eval_maybe_dot): Likewise.
4675 (class Binary_expression): Add alignment_pointer parameter to
4676 left_value and right_value. Change all callers.
4677 (BINARY_EXPRESSION): Set result alignment.
4678 (class Trinary_expression): Add alignment_pointer parameter to
4679 arg2_value and arg3_value. Change all callers.
4680 (Trinary_cond::value): Set result alignment.
4681 (Max_expression::value, Min_expression::value): Likewise.
4682 (Align_expression::value): Likewise.
4683 * script-sections.cc (class Sections_element): Add dot_alignment
4684 parameter to set_section_addresses virtual function. Update
4685 instantiations.
4686 (class Output_section_element): Likewise.
4687 (Script_sections::create_segments): Add dot_alignment parameter.
4688 Change all callers.
4689 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4690 (Script_sections::set_phdrs_clause_addresses): Likewise.
4691 * script-sections.h: Update declarations.
4692 * script.h: Update declarations.
4693 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4694 min_p_align.
4695 * testsuite/script_test_3.t: Set large alignment.
4696 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4697 segment has expected alignment.
4698
9c9c98a5
NC		 46992010-04-22 Nick Clifton <nickc@redhat.com>
4700
4701 * po/gold.pot: Updated by the Translation project.
4702 * po/vi.po: Updated Vietnamese translation.
4703
2253bfba
L		 47042010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4705
4706 * testsuite/Makefile.am (check_PROGRAMS): Add
4707 icf_virtual_function_folding_test.
4708 * testsuite/Makefile.in: Regenerated.
4709
85fdf906
AH		 47102010-04-15 Andrew Haley <aph@redhat.com>
4711
4712 * options.h (merge_exidx_entries): New option.
4713 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4714 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4715 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4716 (Target_arm::merge_exidx_entries): New function.
4717 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4718 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4719 to Arm_exidx_fixup constructor.
4720 Add new arg, merge_exidx_entries.
4721 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4722 Arm_output_section::fix_exidx_coverage.
4723
ce97fa81
ST		 47242010-04-18 Sriraman Tallam <tmsriram@google.com>
4725
4726 * icf.cc (get_section_contents): Check for preemptible functions.
4727 Ignore addend when appropriate.
4728 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4729 section folded.
4730 (add_from_relobj): Check for section folded.
4731 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4732 * symtab.h (should_add_dynsym_entry): Add new parameter.
4733 * target-reloc.h (scan_relocs): Check for section folded.
4734 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4735 Check reloc types for function pointers in shared objects.
4736 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4737 case.
4738 (icf_preemptible_functions_test): New test case.
4739 (icf_string_merge_test): New test case.
4740 * testsuite.Makefile.in: Regenerate.
4741 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4742 bar_glob. Refactor code.
4743 * testsuite/icf_preemptible_functions_test.cc: New file.
4744 * testsuite/icf_preemptible_functions_test.sh: New file.
4745 * testsuite/icf_string_merge_test.cc: New file.
4746 * testsuite/icf_string_merge_test.sh: New file.
4747 * testsuite/icf_virtual_function_folding_test.cc: New file.
4748 * testsuite/icf_virtual_function_folding_test.sh: New file.
4749
04ceb17c
DK		 47502010-04-14 Doug Kwan <dougkwan@google.com>
4751
4752 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4753 for local symbol recounting if we remove a section due to ICF.
4754 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4755 there are no regular objects in input.
4756
153e7da4
DK		 47572010-04-13 Doug Kwan <dougkwan@google.com>
4758
4759 * arm.cc (Arm_input_section::set_final_data_size): Compute
4760 accurate final data size instead of using current data size.
4761
4dbd9faf
DK		 47622010-04-09 Doug Kwan <dougkwan@google.com>
4763
4764 * layout.cc (Layout::choose_output_section): Handle script section
4765 types.
4766 (Layout::make_output_section_for_script): Add section type parameter.
4767 Handle script section types.
4768 * layout.h (Layout::make_output_section_for_script): Add section
4769 type parameter.
4770 * output.cc (Output_section::Output_section): Initialize data member
4771 is_noload_.
4772 (Output_section::do_reset_address_and_file_offset): Do not set address
4773 to 0 if section is a NOLOAD section.
4774 * output.h (Output_section::is_noload): New method.
4775 (Output_section::set_is_noload): Ditto.
4776 (Output_section::is_noload_): New data member.
4777 * script-c.h (Script_section_type): New enum type.
4778 (struct Parser_output_section_header): Add new file section_type.
4779 * script-sections.cc (Sections_element::output_section_name): Add
4780 parameter for returning script section type.
4781 (Output_section_definition::output_section_name): Ditto.
4782 (Output_section_definition::section_type)P; New method.
4783 (Output_section_definiton::script_section_type_name): Ditto.
4784 (Output_section_definition::script_section_type_): New data member.
4785 (Output_section_definition::Output_section_definition): Initialize
4786 data member Output_section_definition::script_section_type_.
4787 (Output_section_definition::create_sections): Pass script section type
4788 to Layout::make_output_section_for_script.
4789 (Output_section_definition::output_section_name): Return script
4790 section type to caller.
4791 (Output_section_definition::set_section_address): Do not advance
4792 dot value and load address if section type is NOLOAD. Set address
4793 of NOLOAD sections regardless of section flags.
4794 (Output_section_definition::print): Print section type if it is
4795 not SCRIPT_SECTION_TYPE_NONE.
4796 (Output_section_definition::section_type): New method.
4797 (Output_section_definition::script_section_type_name): Ditto.
4798 (Script_sections::output_section_name): Add new parameter
4799 PSECTION_TYPE for returning script section type. Pass it to
4800 section elements. Handle discard sections.
4801 (Sort_output_sections::operator()): Handle NOLOAD sections.
4802 * script-sections.h (Script_sections::Section_type): New enum type.
4803 (Script_sections::output_section_name): Add a new parameter for
4804 returning script section type.
4805 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4806 INFO and NOLOAD.
4807 * yyscript.y (union): Add new field SECTION_TYPE.
4808 (COPY, DSECT, INFO, NOLOAD): New tokens.
4809 (opt_address_and_section_type): Change type to output_section_header.
4810 (section_type): New non-terminal
4811 (section_header): Handle section type.
2253bfba 4812 (opt_address_and_section_type): Return section type value.
4dbd9faf 4813
721ea635
L		 48142010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4815
4816 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4817 * testsuite/plugin_common_test_2.c (foo): Likewise.
4818
6bf924b0
DK		 48192010-04-08 Doug Kwan <dougkwan@google.com>
4820
4821 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4822 Output_merge_data.
4823 * output.cc (Output_section::add_merge_input_section): Simplify
4824 code and return status of Output_merge_base::add_input_section.
e1df38aa 4825 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4826 returns true.
4827
24af6f92
DK		 48282010-04-07 Doug Kwan <dougkwan@google.com>
4829
4830 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4831 if section is marked as containing instructions but has no mapping
4832 symbols.
4833 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4834 correct section index.
4835 (Arm_relobj::find_linked_text_section): Ditto.
4836
00698fc5
CC		 48372010-04-07 Cary Coutant <ccoutant@google.com>
4838
4839 * archive.cc (include_member): Destroy Read_symbols_data object before
4840 releasing file.
4841 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4842 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4843 (Read_symbols_data::~Read_symbols_data) New destructor.
4844 (Section_relocs::Section_relocs) New constructor.
4845 (Section_relocs::~Section_relocs) New destructor.
4846 (Read_relocs_data::Read_relocs_data) New constructor.
4847 (Read_relocs_data::~Read_relocs_data) New destructor.
4848 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4849 pointers to NULL after deleting.
4850
7296d933
DK		 48512010-04-07 Doug Kwan <dougkwan@google.com>
4852
4853 * arm.cc: Replace "endianity" with "endianness" in comments.
4854 (Arm_exidx_cantunwind): Ditto.
4855 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4856 (Arm_relobj::merge_flags_and_attributes): New method.
4857 (Arm_relobj::merge_flags_and_attributes_): New data member.
4858 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4859 (Arm_relobj::scan_sections_for_stubs): Ditto.
4860 (Arm_relobj::do_read_symbols): Check to see if we really want to
4861 merge processor-specific flags and attributes. Exit early if
4862 an object is empty except for section names and the undefined symbol.
4863 (Target_arm::do_finalize_sections): Move check for ELF format to
4864 Arm_relobj::do_read_symbols. Merge processor specific flags and
4865 attributes from a regular object only when we have determined that
4866 it is aapropriate. Do not create an .ARM.attributes section in
4867 output if there is no regular input object.
4868 (Target_arm::merge_processor_specific_flags): Check
4869 --warn-mismatch before printing any error.
4870 (Target_arm::merge_object_attributes): Ditto.
4871 * gold.cc (queue_middle_tasks): Handle the case in which there is
4872 no regular object in input.
4873 * options.cc (General_options::parse_EB): New method.
4874 (General_options::parse_EL): Same.
4875 (General_options::General_options): Initialize endianness_.
4876 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4877 New options.
4878 (General_options::Endianness): New enum.
4879 (General_options::endianness): New method.
4880 (General_options::endianness_): New data member.
4881 * parameters.cc (Parameters::set_options): Check target endianness.
4882 (Parameters::set_target_once): Ditto.
4883 (Parameters::check_target_endianness): New method.
4884 (parameters_force_valid_target): If either -EL or -EB is specified,
4885 use it to define endianness of default target.
4886 * parameters.h (Parameters::check_target_endianness): New method
4887 declaration.
4888 * target.h (class Target): Change "endianity" to "endianness"
4889 in comments.
4890
efc8d4f2
RW		 48912010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4892
4893 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4894 * configure: Regenerate.
4895 * Makefile.in: Regenerate.
4896 * testsuite/Makefile.in: Regenerate.
4897
be234d88
CC		 48982010-04-06 Cary Coutant <ccoutant@google.com>
4899
4900 gcc PR lto/42757
4901 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4902 prevailing definitions of common symbols.
4903 * testsuite/plugin_test_6.sh: New test case.
4904 * testsuite/plugin_common_test_1.c: New test case.
4905 * testsuite/plugin_common_test_2.c: New test case.
4906 * testsuite/Makefile.am (plugin_test_6): New test case.
4907 * testsuite/Makefile.in: Regenerate.
4908
bd32c6bd
NC		 49092010-04-06 Nick Clifton <nickc@redhat.com>
4910
4911 * po/vi.po: New Vietnamese translation.
4912
323c532f
DK		 49132010-03-30 Doug Kwan <dougkwan@google.com>
4914
4915 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4916
4fcd97eb
DK		 49172010-03-25 Doug Kwan <dougkwan@google.com>
4918
4919 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4920 to avoid a conversion warning on a 32-bit host.
4921
4ebf39db
ILT		 49222010-03-24 Ian Lance Taylor <iant@google.com>
4923
4924 * testsuite/script_test_3.t: Add a TLS segment.
4925 * testsuite/Makefile.am (check_PROGRAMS): Add
4926 tls_phdrs_script_test.
4927 (tls_phdrs_script_test_SOURCES): Define.
4928 (tls_phdrs_script_test_DEPENDENCIES): Define.
4929 (tls_phdrs_script_test_LDFLAGS): Define.
4930 (tls_phdrs_script_test_LDADD): Define.
4931 * testsuite/Makefile.in: Rebuild.
4932
4a599bdd
CC		 49332010-03-23 Cary Coutant <ccoutant@google.com>
4934
4935 * fileread.cc (find_or_make_view): Fix comment.
4936
6c93b22c
ILT		 49372010-03-23 Ian Lance Taylor <iant@google.com>
4938
4939 * script-sections.cc (class Orphan_section_placement): Define
4940 PLACE_TLS and PLACE_TLS_BSS.
4941 (Orphan_section_placement::Orphan_section_placement): Initialize
4942 new places.
4943 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4944 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4945 (tls_script_test_SOURCES): Define.
4946 (tls_script_test_DEPENDENCIES): Define.
4947 (tls_script_test_LDFLAGS): Define.
4948 (tls_script_test_LDADD): Define.
4949 * testsuite/Makefile.in: Rebuild.
4950
a2c7281b
DK		 49512010-03-22 Doug Kwan <dougkwan@google.com>
4952
4953 * arm.cc (Arm_relocate_functions::abs8,
4954 Arm_relocate_functions::abs16): Use correct check for overflow
4955 specified in the ARM ELF specs.
4956 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4957 target of a BLX instruction specially.
4958 (Reloc_stub::stub_type_for_reloc): Ditto.
4959 (Relocate::relocate): Use symbolic names instead of numeric relocation
4960 codes to report error.
4961 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4962 workaround.
4963 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4964 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4965 thumb2_blx_out_of_range.stdout
4966 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4967 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4968 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4969 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4970 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4971 thumb2_blx_in_range, thumb2_blx_in_range.o,
4972 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4973 thumb2_blx_out_of_range.o): New rules.
4974 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4975 thumb2_blx_in_range and thumb2_blx_out_of_range.
4976 * testsuite/Makefile.in: Regenerate.
4977 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4978 * testsuite/thumb_blx_in_range.s: New file.
4979 * testsuite/thumb_blx_out_of_range.s: New file.
4980
b0193076
RÁE		 49812010-03-22 Rafael Espindola <espindola@google.com>
4982
4983 * archive.cc (Should_include): Move to archive.h.
4984 (should_include_member): Make it a member of Archive.
4985 (Lib_group): New.
4986 (Add_lib_group_symbols): New.
4987 * archive.h: Include options.h.
4988 (Archive_member): Moved from Archive.
4989 (Should_include): Moved from archive.cc.
4990 (Lib_group): New.
4991 (Add_lib_group_symbols): New.
4992 * dynobj.cc (do_should_include_member): New.
4993 * dynobj.h (do_should_include_member): New.
4994 * gold.cc (queue_initial_tasks): Update call to queue.
4995 * main.cc (main): Print lib group stats.
4996 * object.cc (do_should_include_member): New.
4997 * object.h: Include archive.h.
4998 (Object::should_include_member): New.
4999 (Object::do_should_include_member): New.
5000 (Sized_relobj::do_should_include_member): New.
5001 * options.cc (General_options::parse_start_lib): New.
5002 (General_options::parse_end_lib): New.
5003 (Input_arguments::add_file): Handle lib groups.
5004 (Input_arguments::start_group): Check we are not in a lib.
5005 (Input_arguments::start_lib): New.
5006 (Input_arguments::end_lib): New.
5007 * options.h (General_options): Add start_lib and end_lib.
5008 (Input_argument::lib_): New.
5009 (Input_argument::lib): New.
5010 (Input_argument::is_lib): New.
5011 (Input_file_lib): New.
5012 (Input_arguments::in_lib_): New.
5013 (Input_arguments::in_lib): New.
5014 (Input_arguments::start_lib): New.
5015 (Input_arguments::end_lib_): New.
5016 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
5017 in unused members as preempted.
5018 (Sized_pluginobj::do_should_include_member): New.
5019 * plugin.h (Sized_pluginobj::do_should_include_member): New.
5020 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
5021 return the blocker.
5022 (Read_symbols::do_whole_lib_group): New.
5023 (Read_symbols::do_lib_group): New.
5024 (Read_symbols::do_read_symbols): Handle lib groups.
5025 (Read_symbols::get_name): Handle lib groups.
5026 * readsyms.h (Read_symbols): Add an archive member pointer.
5027 (Read_symbols::do_whole_lib_group): New.
5028 (Read_symbols::do_lib_group): New.
5029 (Read_symbols::member_): New.
5030 * script.cc (read_input_script): Update call to queue_soon.
5031
d099120c
DK		 50322010-03-19 Doug Kwan <dougkwan@google.com>
5033
5034 * arm.cc (Stub_table::Stub_table): Initialize new data members
5035 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5036 (Stub_table::add_reloc_stub): Assign stub offset and update
5037 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
5038 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
5039 New data members.
5040 (Stub_table::update_data_size_and_addralign): Use
5041 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
5042 instead of going over all reloc stubs.
5043 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
5044 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5045 Stringpool_template::offset_ to size of Stringpool_char.
5046 (Stringpool_template::new_key_offset): Remove code to initialize
5047 Stringpool_template::offset_.
5048 * stringpool.h (Stringpool_template::set_no_zero_null): Set
5049 Stringpool_template::offset_ to zero.
5050
1aa37384
DK		 50512010-03-15 Doug Kwan <dougkwan@google.com>
5052
5053 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
5054 offset_.
5055 (Stringpool_template::new_key_offset): New method.
5056 (Stringpool_template::add_string): Assign offsets when adding new
5057 strings.
5058 (Stringpool_template::set_string_offsets): Do not set string offsets
5059 when not optimizing.
5060 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
5061 member size_.
5062 (Chunked_vector::clear): Clear size_.
5063 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
5064 (Chunked_vector::size): Return size_.
5065 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 5066 (Chunked_vector::size_): New data member.
1aa37384
DK		 5067 (Stringpool_template::set_no_zero_null): Assert string set is empty.
5068 (Stringpool_template::new_key_offset): New method declaration.
5069 (Stringpool_template::offset_): New data member.
5070
b672b057
RÁE		 50712010-03-15 Rafael Espindola <espindola@google.com>
5072
5073 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
5074 Add_symbols' constructor.
5075 * readsyms.h (Add_symbols): Remove the input_group member.
5076
b6848d3c
ILT		 50772010-03-10 Ian Lance Taylor <iant@google.com>
5078
5079 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
5080 target to ask whether a reference to a symbol requires a stack
5081 split.
5082 * target.h (Target::is_call_to_non_split): New function.
5083 (Target::do_is_call_to_non_split): Declare virtual function.
5084 * target.cc: Include "symtab.h".
5085 (Target::do_is_call_to_non_split): New function.
5086 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
5087
a2a5469e
CC		 50882010-03-10 Cary Coutant <ccoutant@google.com>
5089
5090 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
5091 (File_read::open[1]): Remove initial mapping of whole_file_view_.
5092 (File_read::open[2]): Add whole_file_view_ to list of views.
5093 (File_read::make_view): Remove test of whole_file_view_.
5094 (File_read::find_or_make_view): Create whole_file_view_ if
5095 necessary.
5096 (File_read::clear_views): Replace bool parameter with enum;
5097 adjust all callers. Don't delete views with permanent data;
5098 do delete cached views and views from archives if
5099 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
5100 if clearing the corresponding view.
5101 * fileread.h (File_read::Clear_views_mode): New enum.
5102 (File_read::View::is_permanent_view): New method.
5103 (File_read::clear_views): Replace bool parameter
5104 with enum; adjust all callers.
5105 * options.h (General_options): Change keep_files_mapped option;
5106 add map_whole_files.
5107 * readsyms.cc (Add_symbols::run): Delete sd_ object before
5108 releasing the file.
5109 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
5110 the file.
5111
8861f32b
DM		 51122010-03-10 David S. Miller <davem@davemloft.net>
5113
5114 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
5115
d62d0f5f
ST		 51162010-03-09 Sriraman Tallam <tmsriram@google.com>
5117
5118 * icf.cc (get_section_contents): Add '@' marker after processing the
5119 merge reloc.
5120
9177756d
DK		 51212010-03-08 Doug Kwan <dougkwan@google.com>
5122
5123 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
5124 due to a conversion warning.
5125 (Arm_relobj::update_output_local_symbol_count): Check for local
5126 symbol with unset output index.
5127
9e9e071b
ILT		 51282010-03-05 Ian Lance Taylor <iant@google.com>
5129
5130 * options.h (class General_options): Add --spare-dynamic-tags.
5131 * output.cc (Output_data_dynamic::set_final_data_size): Implement
5132 --spare-dynamic-tags.
5133
a81ee015
ILT		 51342010-03-05 Ian Lance Taylor <iant@google.com>
5135
5136 * incremental.cc: Include "libiberty.h".
5137
44ec90b9
RO		 51382010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5139
5140 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
5141 function, is_info_ member.
5142 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
5143 (Versions::Versions): Update caller.
5144 (Versions::define_base_version): Likewise.
5145 (Versions::add_def): Likewise.
5146
0897ed3b
ST		 51472010-03-03 Sriraman Tallam <tmsriram@google.com>
5148
5149 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
5150 (Scan::possible_function_pointer_reloc): New function.
5151 (Scan::local_reloc_may_be_function_pointer): Change to call
5152 possible_function_pointer_reloc.
5153 (Scan::global_reloc_may_be_function_pointer): Ditto.
5154 * icf.h (Icf::check_section_for_function_pointers): Change to reject
5155 relocations in ".data.rel.ro._ZTV" section.
5156 * testsuite/icf_safe_so_test.sh: Change to pass i386.
5157 * testsuite/icf_safe_so_test.cc: Ditto.
5158 * testsuite/icf_safe_test.cc: Ditto.
5159 * testsuite/icf_safe_test.sh: Ditto.
5160
d3bbad62
ILT		 51612010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5162 Ian Lance Taylor <iant@google.com>
5163
5164 * target-reloc.h (relocate_section): Check the symbol table index
5165 for -1U before setting the local symbol index.
5166 (scan_relocatable_relocs): If copying the relocation, record that
5167 the local symbol is required.
5168 * object.h (Symbol_value::is_output_symtab_index_set): New
5169 function.
5170 (Symbol_value::may_be_discarded_from_output_symtab): New
5171 function.
5172 (Symbol_value::has_output_symtab_entry): New function.
5173 (Symbol_value::needs_output_symtab_entry): Remove.
5174 (Symbol_value::output_symtab_index): Make sure the symbol index is
5175 set.
5176 (Symbol_value::set_output_symtab_index): Make sure the symbol
5177 index is not set. Make sure the new index is valid.
5178 (Symbol_value::set_must_have_output_symtab_entry): New function.
5179 (Symbol_value::has_output_dynsym_entry): New function.
5180 (Symbol_value::set_output_dynsym_index): Make sure the new index
5181 is valid.
5182 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5183 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5184 local symbol if permitted.
5185 (Sized_relobj::do_finalize_local_symbols): Call
5186 is_output_symtab_index_set rather than needs_output_symtab_entry.
5187 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5188 rather than needs_output_symtab_entry. Call
5189 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5190 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5191 is_output_symtab_index_set rather than needs_output_symtab_entry.
5192 * testsuite/discard_locals_relocatable_test.c: New file.
5193 * testsuite/discard_locals_test.sh: Test -r.
5194 * testsuite/Makefile.am (check_DATA): Add
5195 discard_locals_relocatable_test1.syms,
5196 discard_local_relocatable_test2.syms.
5197 (MOSTLYCLEANFILES): Likewise. Also add
5198 discard_locals_relocatable_test1.lout and
5199 discard_locals_relocatable_test2.out.
5200 (discard_locals_relocatable_test1.syms): New target.
5201 (discard_locals_relocatable_test.o): New target.
5202 (discard_locals_relocatable_test1.out): New target.
5203 (discard_locals_relocatable_test2.syms): New target.
5204 (discard_locals_relocatable_test2.out): New target.
5205 (various): Add missing ../ld-new dependencies.
5206 * testsuite/Makefile.in: Rebuild.
5207
7e8ccf26
NC		 52082010-03-03 Nick Clifton <nickc@redhat.com>
5209
5210 * po/fi.po: New Finnish translation.
5211
2a0ff005
DK		 52122010-03-01 Doug Kwan <dougkwan@google.com>
5213
5214 * layout.cc (Layout::Layout): Force section types of .init_array*,
5215 .preinit_array* and .fini_array* sections.
5216 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5217 Fix check of return value of std::string::find.().
5218 (Output_section::Input_section_sort_compare::operator()): Remove
5219 comment about .init_array.
5220 (Output_section::Input_section_sort_init_fini_compare::operator()):
5221 New method.
5222 (Output_section::sort_attached_input_sections): Handle .init_array
5223 and .fini_array specially.
5224 * output.h (Output_section::Inut_section_sort_compare): Update
5225 comment.
5226 (Output_section::Input_section_sort_init_fini_compare): New struct.
5227
c3e4ae29
DK		 52282010-02-26 Doug Kwan <dougkwan@google.com>
5229
5230 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5231 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5232 * testsuite/debug_msg.sh: Avoid matching source line number for
5233 use of global variable undef_int.
5234
2fd9ae7a
DK		 52352010-02-26 Doug Kwan <dougkwan@google.com>
5236
5237 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5238 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5239 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5240 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5241 * options.cc (General_options::General_options): Initialize member
5242 fix_v4bx_.
5243 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5244 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5245 and rm_no_fix_v4bx.stdout
5246 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5247 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5248 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5249 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5250 and arm_no_fix_v4bx.
5251 * Makefile.in: Regenerate.
5252 * testsuite/arm_fix_v4bx.s: New file.
5253 * testsuite/arm_fix_v4bx.sh: Ditto.
5254
67ec7d0b
DK		 52552010-02-24 Doug Kwan <dougkwan@google.com>
5256
5257 * arm.cc (Target_arm::got_section): Make the .got section the first
5258 non RELRO section in the data segment.
5259 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5260 suffixes of section names.
5261
10165461
DK		 52622010-02-24 Doug Kwan <dougkwan@google.com>
5263
5264 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5265 flags and attributes merging if an input file is a binary file.
5266 * fileread.cc (Input_file::open): Record format of original file.
5267 * fileread.h (Input_file::Format): New enum type.
5268 (Input_file::Input_file): Initialize data member format_.
5269 (Input_file::format): New method definition.
5270 (Input_file::format_):: New data member.
5271
4a54abbb
DK		 52722010-02-24 Doug Kwan <dougkwan@google.com>
5273
5274 * arm.cc (Arm_output_data_got): New class.
5275 (ARM_TCB_SIZE): New constant
5276 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5277 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5278 If user uses a script with a SECTIONS clause, issue only a warning
5279 for a misplaced EXIDX input section. Otherwise, issue an error.
5280 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5281 garbage collection.
5282 (Target_arm::got_mode_index_entry): Handle static linking.
5283 (Target_arm::Scan::local): Ditto.
5284 (Target_arm::Scan::global): Ditto.
5285 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5286 all incorrectly implemented relocations.
e1df38aa 5287 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 5288 Arm_output_section::fix_exidx_coverage.
5289 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5290 from ".ARM.exidx." and ".ARM.extab.".
5291
ca419a6f
ILT		 52922010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5293
5294 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5295 section if it does not already exist.
5296 * attributes.cc (Attributes_section_data::Attributes_section_data):
5297 Don't crash if size is zero.
5298
135b9c78
ILT		 52992010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5300 Ian Lance Taylor <iant@google.com>
5301
5302 * gold.cc (queue_middle_tasks): If no input files were opened,
5303 exit.
5304 * workqueue.h (Task_function::Task_function): Assert that there is
5305 a blocker.
5306
bb0bfe4f
DK		 53072010-02-22 Doug Kwan <dougkwan@google.com>
5308
5309 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5310 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5311 types to avoid warnings due to different uint64_t implementations
5312 on different hosts.
5313
2a2b6d42
DK		 53142010-02-21 Doug Kwan <dougkwan@google.com>
5315
5316 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5317 handling of the maximum backward branch offset.
5318 (Arm_relocate_functions::thumb_branch_common): Ditto.
5319 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5320 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 5321 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 5322 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5323 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5324 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5325 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5326 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5327 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5328 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5329 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5330 thumb2_bl_out_of_range.o): New rules.
5331 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5332 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5333 thumb2_bl_out_of_range
5334 * testsuite/Makefile.in: Regenerate.
5335 * testsuite/arm_bl_in_range.s: New file.
5336 * testsuite/arm_bl_out_of_range.s: Ditto.
5337 * testsuite/arm_branch_in_range.sh: Ditto.
5338 * testsuite/arm_branch_range.t: Ditto.
5339 * testsuite/thumb2_branch_range.t: Ditto.
5340 * testsuite/thumb_bl_in_range.s: Ditto.
5341 * testsuite/thumb_bl_out_of_range.s: Ditto.
5342 * testsuite/thumb_branch_range.t: Ditto.
5343
b487ad64
ST		 53442010-02-20 Sriraman Tallam <tmsriram@google.com>
5345
5346 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5347 Add reloc offset information.
5348 * icf.cc (get_section_contents): Change iterators to point to the new
5349 vectors. Add reloc offset information to the contents.
5350 * icf.h (Icf::Sections_reachable_info): New typedef.
5351 (Icf::Sections_reachable_list): New typedef.
5352 (Icf::Offset_info): New typedef.
5353 (Icf::Reloc_info): New struct typedef.
5354 (Icf::Reloc_info_list): New typedef.
5355 (Icf::symbol_reloc_list): Delete method.
5356 (Icf::addend_reloc_list): Delete method.
5357 (Icf::section_reloc_list): Delete method.
5358 (Icf::reloc_info_list): New method.
5359 (Icf::reloc_info_list_): New member.
5360
f96accdf
DK		 53612010-02-19 Doug Kwan <dougkwan@google.com>
5362
5363 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5364 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5365 * arm.cc (Arm_relocation_functions): New forward declaration.
5366 (Target_arm::Target_arm): Initialize new data members
5367 got_mod_index_offset_ and tls_base_symbol_defined_.
5368 (Target_arm::Relocate::relocate_tls): New method.
5369 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5370 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5371 New methods.
5372 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5373 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5374 (Target_arm::got_mod_index_offset_,
5375 Target_arm::tls_base_symbol_defined_): New data members.
5376 (Target_arm::Scan::local, Target::Scan::global,
5377 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5378 relocations.
5379
c8761b9a
DK		 53802010-02-18 Doug Kwan <dougkwan@google.com>
5381
5382 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5383 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5384 text section as a parameter becuase some broken tools may not set
5385 the link in section header.
5386 (Target_arm::has_got_section): New method.
5387 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5388 without any mapping symbol as data only. Remove warning.
5389 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5390 link in its section header, try to discover the link by inspecting the
5391 REL31 relocation at the beginning of the section.
5392 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5393 in error message.
5394 (Target_arm::Scan::global): Treat any reference to the symbol
5395 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5396
21bb3914
ST		 53972010-02-12 Sriraman Tallam <tmsriram@google.com>
5398
5399 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5400 (Scan::global_reloc_may_be_function_pointer): New function.
5401 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5402 (Scan::global_reloc_may_be_function_pointer): New function.
5403 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5404 (Scan::global_reloc_may_be_function_pointer): New function.
5405 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5406 (Scan::global_reloc_may_be_function_pointer): New function.
5407 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5408 (Scan::global_reloc_may_be_function_pointer): New function.
5409 (Scan::possible_function_pointer_reloc): New function.
5410 (Target_x86_64::can_check_for_function_pointers): New function.
5411 * gc.h (gc_process_relocs): Scan relocation types to determine if
5412 function pointers were taken for targets that support it.
5413 * icf.cc (Icf::find_identical_sections): Include functions for
5414 folding in safe ICF whose pointer is not taken.
5415 * icf.h (Secn_fptr_taken_set): New typedef.
5416 (fptr_section_id_): New member.
5417 (section_has_function_pointers): New function.
5418 (set_section_has_function_pointers): New function.
5419 (check_section_for_function_pointers): New function.
5420 * options.h: Fix comment for safe ICF option.
5421 * target.h (can_check_for_function_pointers): New function.
5422 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5423 Modify icf_safe_test for X86-64.
5424 * testsuite/Makefile.in: Regenerate.
5425 * testsuite/icf_safe_so_test.cc: New file.
5426 * testsuite/icf_safe_so_test.sh: New file.
5427 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5428 (main): Change to take pointer to function kept_func_3.
5429 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5430 folding is done correctly for X86-64.
5431
0da6fa6c
DM		 54322010-02-12 David S. Miller <davem@davemloft.net>
5433
5434 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5435 is_symbolless parameter.
5436 (Output_reloc<SHT_REL>::is_symbolless): New.
5437 (Output_reloc<SHT_REL>::is_symbolless_): New.
5438 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5439 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5440 (Output_reloc<SHT_RELA>::is_symbolless): New.
5441 (Output_data_reloc::add_global): Handle is_symbolless.
5442 (Output_data_reloc::add_global_relative): Likewise.
5443 (Output_data_reloc::add_local): Likewise.
5444 (Output_data_reloc::add_local_relative): Likewise.
5445 (Output_data_reloc::add_symbolless_global_addend): New.
5446 (Output_data_reloc::add_symbolless_local_addend): New.
5447 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5448 is_symbolless.
5449 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5450 instead of ->is_relative_
5451 (Output_reloc::write): Likewise.
5452 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5453 (Output_reloc::write_rel): Simplify.
5454
5455 * sparc.cc (Target_sparc::Scan::local): Use
5456 ->add_symbolless_local_addend as needed.
5457 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5458 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5459 based upon relocation offset.
5460
e4782e83
DK		 54612010-02-11 Doug Kwan <dougkwan@google.com>
5462
5463 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5464 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5465 beginning of function.
5466 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5467 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5468 parameter is_32bit in calls to should_apply_static_reloc.
5469 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5470 (check_DATA): Add arm_abs_global.stdout.
5471 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5472 arm_abs_global.stdout): New rules.
5473 (MOSTLLYCLEANFILES): Add arm_abs_global
5474 * Makefile.in: Regenerate.
5475 * testsuite/arm_abs_global.s: New file.
5476 * testsuite/arm_abs_global.sh: Ditto.
5477 * testsuite/arm_abs_lib.s: Ditto.
5478
93ceb764
ILT		 54792010-02-11 Ian Lance Taylor <iant@google.com>
5480
5481 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5482 Read_relocs task.
5483 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5484 Allocate_commons_task first.
5485 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5486 task, rather than symtab_lock_.
5487 (Gc_process_relocs::~Gc_process_relocs): New function.
5488 (Gc_process_relocs::is_runnable): Check this_blocker_.
5489 (Gc_process_relocs::locks): Use next_blocker_ rather than
5490 blocker_.
5491 (Scan_relocs::~Scan_relocs): New function.
5492 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5493 symtab_lock_.
5494 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5495 next_blocker_.
5496 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5497 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5498 constructor accordingly.
5499 (class Gc_process_relocs): Likewise.
5500 (class Scan_relocs): Likewise.
5501 * common.h (class Allocate_commons_task): Remove symtab_lock_
5502 field, and corresponding constructor parameter.
5503 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5504 symtab_lock_.
5505 (Allocate_commons_task::locks): Likewise.
5506
114dfbe1
ILT		 55072010-02-11 Ian Lance Taylor <iant@google.com>
5508
5509 * gold-threads.h (class Once): Define.
5510 (class Initialize_lock): Rewrite as child of Once.
5511 * gold-threads.cc (class Once_initialize): Define.
5512 (once_pointer_control): New static variable.
5513 (once_pointer, once_arg): New static variables.
5514 (c_run_once): New static function.
5515 (Once::Once, Once::run_once, Once::internal_run): New functions.
5516 (class Initialize_lock_once): Remove.
5517 (initialize_lock_control): Remove.
5518 (initialize_lock_pointer): Remove.
5519 (initialize_lock_once): Remove.
5520 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5521 (Initialize_lock::initialize): Rewrite.
5522 (Initialize_lock::do_run_once): New function.
5523 * archive.cc (Archive::interpret_header): Only clear name if it is
5524 not already empty.
5525 * fileread.cc: Include "gold-threads.h"
5526 (file_counts_lock): New static variable.
5527 (file_counts_initialize_lock): Likewise.
5528 (File_read::release): Only increment counts when using --stats.
5529 Use a lock around the increment.
5530 * parameters.cc (class Set_parameters_target_once): Define.
5531 (set_parameters_target_once): New static variable.
5532 (Parameters::Parameters): Move here from parameters.h.
5533 (Parameters::set_target): Rewrite.
5534 (Parameters::set_target_once): New function.
5535 (Parameters::clear_target): Move here and rewrite.
5536 * parameters.h (class Parameters): Update declarations. Add
5537 set_parameters_target_once_ field.
5538 (Parameters::Parameters): Move to parameters.cc.
5539 (Parameters::clear_target): Likewise.
5540 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5541 task.
5542 (Start_group::~Start_group): New function.
5543 (Start_group::is_runnable): New function.
5544 (Start_group::locks, Start_group::run): New functions.
5545 (Finish_group::run): Change saw_undefined to size_t.
5546 * readsyms.h (class Start_group): Define.
5547 (class Finish_group): Change saw_undefined_ field to size_t.
5548 (Finish_group::Finish_group): Remove saw_undefined and
5549 this_blocker parameters. Change all callers.
5550 (Finish_group::set_saw_undefined): New function.
5551 (Finish_group::set_blocker): New function.
5552 * symtab.h (class Symbol_table): Change saw_undefined to return
5553 size_t. Change saw_undefined_ field to size_t.
5554 * target-select.cc (Set_target_once::do_run_once): New function.
5555 (Target_selector::Target_selector): Initialize set_target_once_
5556 field. Don't initialize lock_ and initialize_lock_ fields.
5557 (Target_selector::instantiate_target): Rewrite.
5558 (Target_selector::set_target): New function.
5559 * target-select.h (class Set_target_once): Define.
5560 (class Target_selector): Update declarations. Make
5561 Set_target_once a friend. Remove lock_ and initialize_lock_
5562 fields. Add set_target_once_ field.
5563
fa17a3f4
ILT		 55642010-02-10 Ian Lance Taylor <iant@google.com>
5565
5566 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5567 queueing any tasks.
5568 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5569 (queue_middle_tasks): Add all blockers before queueing any tasks.
5570 (queue_final_tasks): Likewise.
5571 * token.h (Task_token::add_blockers): New function.
5572 * object.h (Input_objects::number_of_relobjs): New function.
5573
c7177d31
ILT		 55742010-02-10 Ian Lance Taylor <iant@google.com>
5575
5de0e392
ILT		 5576 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5577 shared, not if not position independent.
5578 * x86_64.cc (Relocate::relocate_tls): Likewise.
5579 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5580 (tls_pie_pic_test): New target.
5581 * testsuite/Makefile.in: Rebuild.
5582
c7177d31
ILT		 5583 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5584 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5585 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5586 * testsuite/Makefile.in: Rebuild.
5587
684b268a
DM		 55882010-02-09 David S. Miller <davem@davemloft.net>
5589
5590 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5591 R_SPARC_RELATIVE using ->add_local_relative().
5592 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5593
612a8d3d
DM		 5594 * output.h (Output_data_dynamic::add_section_size): New method
5595 that takes two Output_data objects.
5596 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5597 entry param. Handle it in initializers.
5598 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5599 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5600 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5601 arg.
5602 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5603 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5604 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5605 for dynrel_includes_plt.
5606 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5607 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5608 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5609 before .rela.plt
5610 (Target_sparc::do_finalize_sections): Update to pass true for
5611 dynrel_includes_plt.
5612 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5613 output before .rela.plt
5614 (Target_powerpc::do_finalize_sections): Update to pass true for
5615 dynrel_includes_plt when 32-bit.
5616
cb1be87e
DK		 56172010-02-08 Doug Kwan <dougkwan@google.com>
5618
5619 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5620 method.
5621 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5622 Arm_relobj::scan_section_for_cortex_a8_stubs,
5623 Arm_relobj::do_relocation_section): Instead of calling
5624 Output_section::output_address, use faster
5625 Arm_relobj::simple_input_section_output_address.
5626
705b5121
DM		 56272010-02-08 David S. Miller <davem@davemloft.net>
5628
5629 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5630 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5631 relocation helper function.
5632
024c4466
DM		 5633 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5634 just like R_SPARC_GOT{10,13,22}.
5635 (Target_sparc::Scan::local): Likewise.
5636 (Target_sparc::Relocate:relocate): Likewise.
5637
9109c078
ILT		 56382010-02-06 Ian Lance Taylor <iant@google.com>
5639
5640 * configure.ac: Rewrite targetobjs duplicate removal code to use
5641 only shell constructs.
5642 * configure: Rebuild.
5643
cf846138
DK		 56442010-02-05 Doug Kwan <dougkwan@google.com>
5645
5646 PR 11247
5647 * arm.cc (Arm_relobj::section_is_scannable): New method.
5648 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5649 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5650
6cfaf60b
DK		 56512010-02-04 Doug Kwan <dougkwan@google.com>
5652
5653 PR 11247
5654 * arm-reloc-property.cc (cstdio): Include.
5655 * configure.ac (targetobjs): Remove duplicates.
5656 * configure: Regenerate.
5657 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5658 big and little endian version for a given address size.
5659
5c57f1be
DK		 56602010-02-03 Doug Kwan <dougkwan@google.com>
5661
5662 * arm-reloc-property.cc
5663 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5664 definition.
5665 * arm-reloc-property.h
5666 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5667 New method definition.
5668 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5669 declaration.
5670 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5671 overflow to N.
5672 (GOT_PREL): Change implemented to Y.
5673 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5674 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5675 (Arm_relocate_functions::movw_abs_nc): Remove method.
5676 (Arm_relocate_functions::movt_abs): Ditto.
5677 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5678 (Arm_relocate_functions::thm_movt_abs): Ditto.
5679 (Arm_relocate_functions::movw_rel_nc): Ditto.
5680 (Arm_relocate_functions::movw_rel): Ditto.
5681 (Arm_relocate_functions::movt_rel): Ditto.
5682 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5683 (Arm_relocate_functions:thm_movw_rel): Ditto.
5684 (Arm_relocate_functions:thm_movt_rel): Ditto.
5685 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5686 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5687 New method definitions.
5688 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5689 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5690 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5691 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5692 (Target_arm::Relocate::relocate): Check for non-static or
5693 unimplemented relocation code and exit early. Change calls to
5694 Target_arm::reloc_uses_thumb_bit and
5695 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5696 instead. Refactor code to handle similar relocations to increase
5697 code sharing. Remove check for unsupported relocation code in switch
5698 statement.
5699 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5700 relocation property table to find out size. Change error message to
5701 print out the name of a relocation code instead of the numeric value.
5702 (Target_arm::scan_reloc_for_stub): Use relocation property table
5703 instead of calling Target_arm::reloc_uses_thumb_bit().
5704
218c5831
DK		 57052010-02-02 Doug Kwan <dougkwan@google.com>
5706
5707 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5708 types of relaxed input section.
5709
0d31c79d
DK		 57102010-02-02 Doug Kwan <dougkwan@google.com>
5711
5712 * Makefile.am (HFILES): Add arm-reloc-property.h.
5713 (DEFFILES): New.
5714 (TARGETSOURCES): Add arm-reloc-property.cc
5715 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5716 (libgold_a_SOURCES): $(DEFFILES)
5717 * Makefile.in: Regenerate.
5718 * arm-reloc-property.cc: New file.
5719 * arm-reloc-property.h: New file.
5720 * arm-reloc.def: New file.
5721 * arm.cc: Update comments.
5722 (arm-reloc-property.h): New included header.
5723 (arm_reloc_property_table): New global variable.
5724 (Target_arm::do_select_as_default_target): New method definition.
5725 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5726 arm-reloc-property to targ_extra_obj.
5727 * parameters.cc (set_parameters_target): Call
5728 Target::select_as_default_target().
5729 * target.h (Target::select_as_default_target): New method definition.
5730 (Target::do_select_as_default_target): Same.
5731
546c7457
DK		 57322010-02-01 Doug Kwan <dougkwan@google.com>
5733
5734 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5735 first_output_text_section_.
5736 (Arm_exidx_fixup::first_output_text_section): New method definition.
5737 (Arm_exidx_fixup::first_output_text_section_): New data member.
5738 (Arm_exidx_fixup::process_exidx_section): Record the first text
5739 output section seen.
5740 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5741 and entsize in output section header.
5742
11b861d5
DK		 57432010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5744
5745 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5746 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5747 (Arm_relocate_functions::thm_alu11): New Method.
5748 (Arm_relocate_functions::thm_pc8): New Method.
5749 (Arm_relocate_functions::thm_pc12): New Method.
5750 (Target_arm::Scan::local): Handle the relocations.
5751 (Target_arm::Scan::global): Likewise.
5752 (Target_arm::Relocate::relocate): Likewise.
5753 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5754
c9a2c125
DK		 57552010-01-29 Doug Kwan <dougkwan@google.com>
5756
5757 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5758 of relocation types as ld.
5759
1521477a
DK		 57602010-01-29 Doug Kwan <dougkwan@google.com>
5761
5762 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5763 to public.
5764 (Arm_relocate_functions::thumb_branch_common): Ditto.
5765 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5766 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5767 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5768 Arm_relocate_functions::jump24): Remove.
5769 (Target_arm::Relocate::relocate): Adjust code to call
5770 Arm_relocation_functions::arm_branch_common and
5771 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5772 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5773
e7eca48c
DK		 57742010-01-29 Doug Kwan <dougkwan@google.com>
5775
5776 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5777 output_local_symbol_count_needs_update_.
5778 (Arm_relobj::output_local_symbol_count_needs_update,
5779 Arm_relobj::set_output_local_symbol_count_needs_update,
5780 Arm_relobj::update_output_local_symbol_count): New methods.
5781 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5782 member.
5783 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5784 of pointed function as in a R_ARM_PREL31 relocation.
5785 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5786 for output local symbol count updating.
5787 (Target_arm::do_relax): Update output local symbol counts in objects
5788 if necessary.
5789 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5790
02961d7e
ILT		 57912010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5792
5793 * arm.cc: Added support for the ARM relocations:
5794 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5795 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5796 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5797 movw_prel_nc).
5798 (Arm_relocate_functions::movw_rel): New method.
5799 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5800 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5801 thm_movw_prel_nc).
5802 (Arm_relocate_functions::thm_movw_rel): New method.
5803 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5804 thm_movt_prel).
5805 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5806 relocations.
5807 (Target_arm::Scan::global): Likewise.
5808 (Target_arm::Relocate::relocate): Likewise.
5809 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5810 Likewise.
5811
b10d2873
ILT		 58122010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5813
5814 * arm.cc: Added support for ARM group relocations.
5815 (Target_arm::reloc_needs_sym_origin): New method.
5816 (Arm_relocate_functions::calc_grp_kn): New method.
5817 (Arm_relocate_functions::calc_grp_residual): New method.
5818 (Arm_relocate_functions::calc_grp_gn): New method.
5819 (Arm_relocate_functions::arm_grp_alu): New Method.
5820 (Arm_relocate_functions::arm_grp_ldr): New Method.
5821 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5822 (Arm_relocate_functions::arm_grp_ldc): New Method.
5823 (Target_arm::Scan::local): Handle the ARM group relocations.
5824 (Target_arm::Scan::global): Likewise.
5825 (Target_arm::Relocate::relocate): Likewise.
5826 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5827 Likewise.
5828
2b328d4e
DK		 58292010-01-26 Doug Kwan <dougkwan@google.com>
5830
5831 * arm.cc (set): Include.
5832 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5833 pointer type.
5834 (Arm_output_section::Text_section_list): New type.
5835 (Arm_output_section::append_text_sections_to_list): New method.
5836 (Arm_output_section::fix_exidx_coverage): Ditto.
5837 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5838 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5839 Relobj::set_section_offset() instead of
5840 Sized_relobj::invalidate_section_offset().
5841 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5842 parameter for section headers. Ignore relocation sections for
5843 unallocated sections and EXIDX sections.
5844 (Target_arm::fix_exidx_coverage): New method.
5845 (Target_arm::output_section_address_less_than): New type.
5846 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5847 linked text section instead of the EXIDX section.
5848 (Arm_output_section::create_stub_group): Add an assertion to check
5849 that this is not an EXIDX output section.
5850 (Arm_output_section::append_text_sections_to_list): New method.
5851 (Arm_output_section::fix_exidx_coverage): Ditto.
5852 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5853 Arm_relobj::section_needs_reloc_stub_scanning.
5854 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5855 first pass.
5856 (Target_arm::fix_exidx_coverage): New method.
5857 * object.h (Relobj::set_output_section): New method.
5858 (Sized_relobj::invalidate_section_offset): Remove method.
5859 (Sized_relobj::do_invalidate_section_offset): Remove method.
5860 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5861
c7f3c371
DK		 58622010-01-25 Doug Kwan <dougkwan@google.com>
5863
5864 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5865 Fix warning due to signed and unsigned comparison on a 32-bit host.
5866
8923b24c
DK		 58672010-01-22 Doug Kwan <dougkwan@google.com>
5868
5869 * arm.cc (Target_arm::do_relax): Record an output section for section
5870 offset adjustment it contains any stub table that has changed.
5871 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5872 offsets in an output section if necessary.
5873 * output.cc (Output_section::Output_section): Initialize
5874 section_offsets_need_adjustments_.
5875 (Output_section::add_input_section_for_script): Renamed to
5876 Output_section::add_simple_input_section.
5877 (Output_section::save_states): Add a comment.
5878 (Output_section::discard_states): New method defintion.
5879 (Output_section::adjust_section_offsets): Same.
5880 * output.h (Output_section::add_input_section_for_script): Renamed to
5881 Output_section::add_simple_input_section.
5882 (Output_section::discard_states): New method declaration.
5883 (Output_section::adjust_section_offsets): Same.
5884 (Output_section::section_offsets_need_adjustment,
5885 Output_section::set_section_offsets_need_adjustment): New method
5886 definitions.
5887 (Output_section::section_offsets_need_adjustment_): New data member.
5888 * script-sections.cc
5889 (Output_section_element_input::set_section_address): Adjust code for
5890 renaming of Output_section::add_input_section_for_script.
5891 (Orphan_output_section::set_section_address): Same.
5892
9b2fd367
DK		 58932010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5894
5895 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5896 Fix_v4bx enum values .
5897 * gold/options.h (General_options): New option definitions.
5898 (General_options::fix_v4bx): New method.
5899 (General_options::Fix_v4bx): New enum.
5900 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5901 (General_options::parse_fix_v4bx_interworking): New method.
5902
80d0d023
DK		 59032010-01-22 Doug Kwan <dougkwan@google.com>
5904
5905 * arm.cc (Arm_exidx_fixup): New class.
5906
af2cdeae
DK		 59072010-01-21 Doug Kwan <dougkwan@google.com>
5908
5909 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5910 classes.
5911 (Arm_exidx_section_offset_map): New type.
5912
993d07c1
DK		 59132010-01-21 Doug Kwan <dougkwan@google.com>
5914
5915 * arm.cc (Arm_exidx_input_section): New class.
5916 (Arm_relobj::exidx_input_section_by_link,
5917 Arm_relobj::exidx_input_section_by_shndx,
5918 Arm_relobj::make_exidx_input_section): New methods.
5919 (read_arm_attributes_section): Remove.
5920 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5921 information about them.
5922 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5923 to here.
5924
5ac169d4
DK		 59252010-01-20 Doug Kwan <dougkwan@google.com>
5926
5927 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5928 Input_section_specifier to Section_id.
5929 (Target_arm::new_arm_input_section: Adjust code for change of key
5930 type.
5931 (Target_arm::find_arm_input_section): Ditto.
5932 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5933 (Section_id): Remove.
5934 (Garbage_collection::Section_id_hash): Remove.
5935 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5936 (Section_id): Remove.
5937 (Icf::Section_id_hash): Remove.
5938 * object.h (Section_id, Const_section_id, Section_id_hash,
5939 Const_section_id_hash): New type definitions.
5940 * output.cc (Output_section::add_relaxed_input_section): Change to
5941 use Const_section_id instead of Input_section_specifier as key type.
5942 (Output_section::add_merge_input_section): Ditto.
5943 (Output_section::build_relaxation_map): Change to use Section_id
5944 instead of Input_section_specifier as key type.
5945 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5946 Ditto.
5947 (Output_section::convert_input_sections_to_relaxed_sections): Change
5948 to use Const_section_id instead of Input_section_specifier as key type.
5949 (Output_section::find_merge_section): Ditto.
5950 (Output_section::find_relaxed_input_section): Ditto.
5951 * output.h (Input_section_specifier): Remove class.
5952 (Output_section::Output_section_data_by_input_section_map): Change
5953 key type to Const_section_id.
5954 (Output_section::Output_relaxed_input_section_by_input_section_map):
5955 Ditto.
5956 (Output_section::Relaxation_map): Change key type to Section_id.
5957
a2162063
ILT		 59582010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5959
5960 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5961 (class Arm_v4bx_stub): New class.
5962 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5963 (Stub_factory::make_arm_v4bx_stub): New method.
5964 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5965 (Stub_table::empty): Handle v4bx stubs.
5966 (Stub_table::add_arm_v4bx_stub): New method.
5967 (Stub_table::find_arm_v4bx_stub): New method.
5968 (Arm_relocate_functions::v4bx): New method.
5969 (Target_arm::fix_v4bx): New method.
5970 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5971 (Stub_table::relocate_stubs): Likewise.
5972 (Stub_table::do_write): Likewise.
5973 (Stub_table::update_data_size_and_addralign): Likewise.
5974 (Stub_table::finalize_stubs): Likewise.
5975 (Target_arm::Scan::local): Likewise.
5976 (Target_arm::Scan::global): Likewise.
5977 (Target_arm::do_finalize_sections): Likewise.
5978 (Target_arm::Relocate::relocate): Likewise.
5979 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5980 Likewise.
5981 (Target_arm::scan_reloc_for_stub): Likewise.
5982 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5983
5696ab0b
ILT		 59842010-01-19 Ian Lance Taylor <iant@google.com>
5985
5986 * output.cc (Output_section_headers::do_sized_write): Write large
5987 segment count to sh_info field.
5988 (Output_file_header::do_sized_write): For large segment count,
5989 write PN_XNUM to e_phnum field.
5990
800d0f56
ILT		 59912010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5992
5993 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5994 (Arm_relocate_functions::thm_jump8): New function.
5995 (Arm_relocate_functions::thm_jump11): New function.
5996 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5997 R_ARM_THM_JUMP11.
5998 (Target_arm::Scan::global): Likewise.
5999 (Target_arm::Relocate::relocate): Likewise.
6000 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6001 Likewise.
6002
41263c05
DK		 60032010-01-14 Doug Kwan <dougkwan@google.com>
6004
6005 * arm.cc (map, utility): Include headers.
6006 (Target_arm::apply_cortex_a8_workaround): New method.
6007 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
6008 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
6009 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
6010 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
6011 the --[no-]fix-cortex-a8 command line options.
6012 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
6013 (Target_arm::relocate_stub): Use addend in instruction template.
6014 * options.h (DEFINE_bool): Set the user-set flag.
6015 (General_options): Add --[no-]-fix-cortex options.
6016 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 6017 : Update fast look-up map after conversion.
41263c05 6018
459e9b03
ST		 60192010-01-14 Sriraman Tallam <tmsriram@google.com>
6020
6021 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
6022 in the first pass of do_layout.
6023
b521dfe4
DK		 60242010-01-13 Doug Kwan <dougkwan@google.com>
6025
6026 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6027 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
6028 apparent compiler problem of not folding static constant integral
6029 data members of elfcpp::Elf_sizes<32>.
6030
44272192
DK		 60312010-01-13 Doug Kwan <dougkwan@google.com>
6032
6033 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
6034 Arm_relobj::section_needs_cortex_a8_stub_scanning,
6035 Arm_relobj::scan_section_for_cortex_a8_erratum,
6036 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
6037 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
6038 sections to scan for relocation stubs into a new method
6039 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
6040 relocation and Cortex-A8 stub scanning.
6041 (Target_arm::do_relax): Force stubs to be after stubbed sections
6042 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 6043 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 6044 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
6045
44b71ece
ILT		 60462010-01-12 Ian Lance Taylor <iant@google.com>
6047
6048 * target-reloc.h (visibility_error): New inline function.
6049 (relocate_section): Call visibility_error.
6050 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
6051 (MOSTLYCLEANFILES): Likewise.
6052 (protected_4_pic.o, protected_3.err): New targets.
6053 * testsuite/protected_4.cc: New file.
6054
a120bc7f
DK		 60552010-01-12 Doug Kwan <dougkwan@google.com>
6056
6057 * arm.cc (Cortex_a8_reloc): New class.
6058 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
6059 and cortex_a8_relocs_info_.
6060 (Target_arm::fix_cortex_a8): New method definition.
6061 (Target_arm::Cortex_a8_relocs_info): New type.
6062 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
6063 New data member declarations.
6064 (Target_arm::scan_reloc_for_stub): Record information about
6065 relocations for THUMB branches that might be exempted from the
6066 Cortex-A8 workaround.
6067 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
6068 at the beginning of a relaxation pass.
6069
20138696
DK		 60702010-01-12 Doug Kwan <dougkwan@google.com>
6071
6072 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
6073 (Arm_relobj::Mapping_symbol_position,
6074 Arm_reloj::Mapping_symbol_position_less,
6075 Arm_relobj::Mapping_symbols_info): New types.
6076 (Target_arm::is_mapping_symbol_name): New method definition.
6077 (Arm_relobj::do_count_local_symbols): Save information about mapping
6078 symbols.
6079
089d69dc
DK		 60802010-01-11 Doug Kwan <dougkwan@google.com>
6081
6082 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
6083 Arm_relocate_functions::thumb32_branch_upper,
6084 Arm_relocate_functions::thumb32_branch_lower,
6085 Arm_relocate_functions::thumb32_cond_branch_offset,
6086 Arm_relocate_functions::thumb32_cond_branch_upper,
6087 Arm_relocate_functions::thumb32_cond_branch_lower,
6088 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
6089 branch offset encoding.
6090 (Arm_relocate_functions::thumb_branch_common): Use new branch
6091 offset encoding methods to avoid code duplication.
6092 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
6093 (Stub_addend_reader::operator()): Use new branch encoding method
6094 to avoid code duplication.
6095
99e5bff2
DK		 60962010-01-11 Doug Kwan <dougkwan@google.com>
6097
6098 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
6099 (Target_arm::do_finalize_sections): Define special EXIDX section
6100 symbols only if referenced.
6101 * gc.h (Garbage_collection::add_reference): New method.
6102 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
6103 code duplication.
6104
98e090bd
ILT		 61052010-01-11 Ian Lance Taylor <iant@google.com>
6106
d0a91bd8
ILT		 6107 * script.cc (Version_script_info::build_expression_list_lookup):
6108 Change complaing about duplicate wildcard match from error to
6109 warning.
6110
98e090bd
ILT		 6111 * script.cc (class Lazy_demangler): Recreate--revert part of patch
6112 of 2009-12-30.
6113 (Version_script_info::Version_script_info): Initialize globs_,
6114 default_version_, default_is_global_, and exact_. Don't
6115 initialize globals_ or locals_.
6116 (Version_script_info::build_lookup_tables): Build local symbols
6117 first.
6118 (Version_script_info::unquote): New function.
6119 (Version_script_info::add_exact_match): New function.
6120 (Version_script_info::build_expression_list_lookup): Remove lookup
6121 parameter. Add is_global parameter. Change all callers. Handle
6122 wildcard pattern specially. Unquote pattern. Call
6123 add_exact_match.
6124 (Version_script_info::get_name_to_match): New function.
6125 (Version_script_info::get_symbol_version): New function.
6126 (Version_script_info::get_symbol_version_helper): Remove.
6127 (Version_script_info::check_unmatched_names): Call unquote.
6128 * script.h (class Version_script_info): Change get_symbol_version
6129 to be non-inline and add is_global parameter; change all callers.
6130 Rewrite symbol_is_local. Update declarations. Define struct
6131 Version_tree_match, Exact, Globs. Don't define struct Lookup.
6132 Remove globals_ and locals_ members. Add exact_, globs_,
6133 default_version_, is_global_.
6134 (Version_script_info::Glob): Remove pattern, add expression and
6135 is_global. Update constructor. Change all callers.
6136 * dynobj.cc (Versions::finalize): Mark the version symbol as the
6137 default version.
6138 (Versions::symbol_section_contents): If a symbol is undefined, or
6139 defined in a dynamic object, set the version index to
6140 VER_NDX_LOCAL.
6141 * symtab.cc (Symbol_table::add_from_relobj): Don't call
6142 symbol_is_local.
6143 (Symbol_table::add_from_pluginobj): Likewise.
6144 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
6145
d56962d3
DK		 61462010-01-11 Doug Kwan <dougkwan@google.com>
6147
6148 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
6149 (incremental_dump_LDADD): Add linking option for libintl.
6150 * Makefile.in: Regenerate.
6151
94e6ee91
L		 61522010-01-11 H.J. Lu <hongjiu.lu@intel.com>
6153
6154 PR gold/11144
6155 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
6156 instead of -Ds.
6157 * testsuite/Makefile.in: Regenerated.
6158
e96c574b
DK		 61592010-01-10 Doug Kwan <dougkwan@google.com>
6160
6161 * options.h (DEFINE_var): Use parentheses around argument varname__
6162 in macro body to avoid any unintended subsequent substitutions.
6163
7198066b
ILT		 61642010-01-10 Ian Lance Taylor <iant@google.com>
6165
ba4d53bf
ILT		 6166 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6167 candidates before doing symbol resolution.
6168
7198066b
ILT		 6169 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6170 ODR candidates if only one is weak.
6171
a2beed37
ILT		 61722010-01-08 Ian Lance Taylor <iant@google.com>
6173
6174 * script.cc (Version_script_info::build_expression_list_lookup):
6175 Don't warn about ambiguous version, just record the ambiguity.
6176 (Version_script_info::get_symbol_version_helper): Give error if
6177 version is ambiguous.
6178
2fb7225c
DK		 61792010-01-08 Doug Kwan <dougkwan@google.com>
6180
6181 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6182 prev_data_size_ and prev_addralign_. Remove initializer for
6183 deleted data member has_been_changed_.
6184 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6185 to determine if the table is empty.
6186 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6187 Remove.
6188 (Stub_table::add_reloc_stub): Define method in class definition
6189 instead of just declaring it there.
6190 (Stub_table::add_cortex_a8_stub): New method definition.
6191 (Stub_table::update_data_size_and_addralign): Ditto.
6192 (Stub_table::finalize_stubs): Ditto.
6193 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6194 (Stub_table::do_addralign_): Return address alignment in the
6195 (Stub_table::do_reset_address_and_file_offset): Define method in
6196 class definition instead of declaring it there. Set current data
6197 size to be the data size of the previous pass.
6198 (Stub_table::set_final_data_size): Use current data size as the
6199 final data size.
6200 (Stub_table::relocate_stub): Change parameter type of stub from
6201 Reloc_stub pointer to Stub pointer.
6202 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6203 (Stub_table::Cortex_a8_stub_list): New typedef.
6204 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6205 Stub_table::prev_addralign_): New data member.
6206 (Arm_relobj::Arm_relobj): Initialize data member
6207 section_has_cortex_a8_workaround_.
6208 (Arm_relobj::section_has_cortex_a8_workaround,
6209 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6210 definitions.
6211 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6212 declarations.
6213 (Target_arm::relocate_stub): Change parameter type of stub from
6214 Reloc_stub pointer to Stub pointer.
6215 (Insn_template::size, Insn_template::alignment): Handle
6216 THUMB16_SPECIAL_TYPE.
6217 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6218 Stub_table::update_data_size_and_addralign,
6219 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6220 definitions.
6221 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6222 (Stub_table::do_write): Ditto.
6223 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6224
880cd20d
ILT		 62252010-01-08 Ian Lance Taylor <iant@google.com>
6226
6227 PR 11108
6228 * symtab.h (class Symbol): Remove fields is_target_special_ and
6229 has_plt_offset_. Add field is_defined_in_discarded_section_.
6230 (Symbol::is_defined_in_discarded_section): New function.
6231 (Symbol::set_is_defined_in_discarded_section): New function.
6232 (Symbol::has_plt_offset): Rewrite.
6233 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6234 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6235 Don't initialize is_target_special_ or has_plt_offset_.
6236 Initialize is_defined_in_discarded_section_.
6237 (Symbol_table::add_from_relobj): If appropriate, set
6238 is_defined_in_discarded_section.
6239 * resolve.cc (Symbol::override_base_with_special): Don't test
6240 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6241 * target-reloc.h (relocate_section): Do special handling for
6242 symbols defined in discarded sections for global symbols as well
6243 as local symbols.
6244
2703e3eb
ILT		 62452010-01-08 Ian Lance Taylor <iant@google.com>
6246
6247 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6248 the SHT_SYMTAB case.
6249
339d40a3
ILT		 62502010-01-08 Ian Lance Taylor <iant@google.com>
6251
6252 * object.cc (Sized_relobj::do_layout): Don't get confused if
6253 layout_eh_frame returns NULL.
6254
abecea76
ILT		 62552010-01-08 Ian Lance Taylor <iant@google.com>
6256
6257 PR 11084
6258 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6259 dynamic symbol table, use the normal symbol table.
6260 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6261 symbol table.
6262
6b7dd3f3
ILT		 62632010-01-08 Ian Lance Taylor <iant@google.com>
6264
6265 PR 11072
6266 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6267 sections.
6268
36c50e63
L		 62692010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6270
6271 * version.cc (print_version): Change to "Copyright 2010".
6272
e291e7b9
ILT		 62732010-01-08 Ian Lance Taylor <iant@google.com>
6274
6275 PR 10287
6276 PR 11063
6277 * i386.cc (class Target_i386): Change return type of plt_section
6278 to be non-const.
6279 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6280 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6281 tls_desc_rel_ field.
6282 (Output_data_plt_i386::rel_tls_desc): New function.
6283 (Target_i386::rel_tls_desc_section): New function.
6284 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6285 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6286 R_386_TLS_DESC reloc in rel_tls_desc_section.
6287 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6288 Define struct Tlsdesc_info.
6289 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6290 (Target_x86_64::do_reloc_symbol_index): New function.
6291 (Target_x86_64::add_tlsdesc_info): New function.
6292 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6293 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6294 tlsdesc_rel_ field.
6295 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6296 all callers.
6297 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6298 (Target_x86_64::rela_tlsdesc_section): New function.
6299 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6300 handling.
6301 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6302 (Target_x86_64::do_reloc_addend): New function.
6303 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6304 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6305 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6306 (Output_reloc::type): New function.
6307 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6308 (Output_reloc::is_target_specific): New function.
6309 (Output_reloc::target_arg): New function.
6310 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6311 absolute relocs and target specific relocs.
6312 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6313 add_target_specific.
6314 (class Output_data_reloc) [SHT_RELA]: Likewise.
6315 * output.cc (Output_reloc::Output_reloc): Add four new versions
6316 for absolute relocs and target specific relocs.
6317 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6318 (Output_reloc::get_symbol_index): Likewise.
6319 (Output_reloc::local_section_offset): Check that local_sym_index_
6320 is not TARGET_CODE or 0.
6321 (Output_reloc::symbol_value): Likewise.
6322 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6323 reloc.
6324 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6325 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6326 functions.
6327 * layout.cc (add_target_dynamic_tags): Use output section for
6328 DT_PLTRELSZ and DT_JMPREL.
6329
3a44184e
ILT		 63302010-01-07 Ian Lance Taylor <iant@google.com>
6331
6332 PR 11061
6333 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6334 function.
6335 (class Output_data_reloc_generic): Define.
6336 (class Output_data_reloc_base): Change base class to
6337 Output_data_reloc_generic. Change add() method to call
6338 bump_relative_reloc_count for a relative reloc. Remove
6339 sort_relocs_ field.
6340 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6341 to sort_relocs().
6342 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6343 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6344 appropriate.
6345 * layout.h (class Layout): Update declaration.
6346
ea715a34
ILT		 63472010-01-07 Ian Lance Taylor <iant@google.com>
6348
6349 * output.h (class Output_data): Add const version of
6350 output_section and do_output_section.
6351 (class Output_section_data): Add const version of
6352 do_output_section.
6353 (class Output_section): Likewise.
6354 * layout.cc (Layout::add_target_dynamic_tags): New function.
6355 * layout.h (class Layout): Update declarations.
6356 * arm.cc (Target_arm::do_finalize_sections): Use
6357 add_target_dynamic_tags.
6358 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6359 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6360 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6361 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6362
659948a4
ILT		 63632010-01-07 Ian Lance Taylor <iant@google.com>
6364
6365 PR 11042
6366 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6367 object as needed.
6368
9d3b86f6
ILT		 63692010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6370 Ian Lance Taylor <iant@google.com>
6371
6372 PR 11019
6373 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6374 Xindex::read_symtab_xindex.
6375
bb0d3eb0
DK		 63762010-01-07 Doug Kwan <dougkwan@google.com>
6377
6378 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6379 (Insn_template::thumb16_bcond_insn): New method declaration.
6380 (Insn_template): Fix spelling.
6381 (Stub::thumb16_special): New method declaration.
6382 (Stub::do_write): Define virtual method which was previously pure
6383 virtual.
6384 (Stub::do_thumb16_special): New method declaration.
6385 (Stub::do_fixed_endian_write): New template member.
6386 (Reloc_stub::do_write): Remove.
6387 (Reloc_stub::do_fixed_endian_write): Remove.
6388 (Cortex_a8_stub): New class definition.
6389 (Stub_factory::make_cortex_a8_stub): New method definition.
6390 (Stub_factory::Stub_factory): Add missing static storage class
6391 qualifier for elf32_arm_stub_a8_veneer_blx.
6392
ffeef7df
ILT		 63932010-01-07 Ian Lance Taylor <iant@google.com>
6394
dc3f80fe
ILT		 6395 PR 10980
6396 * options.h (class General_options): Add --warn-unresolved-symbols
6397 and --error-unresolved-symbols.
6398 * errors.cc (Errors::undefined_symbol): Implement
6399 --warn-unresolved-symbols.
6400
ffeef7df
ILT		 6401 * options.h (class General_options): Add -z text and -z textoff.
6402 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6403
f1ec9ded
ST		 64042010-01-06 Sriraman Tallam <tmsriram@google.com>
6405
6406 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6407 (Garbage_collection::cident_sections): New function.
6408 (Garbage_collection::add_cident_section): New function.
6409 (Garbage_collection::cident_sections_): New member.
6410 (gc_process_relocs): Add references to sections whose names are C
6411 identifiers.
6412 * gold.h (cident_section_start_prefix): New constant.
6413 (cident_section_stop_prefix): New constant.
6414 (is_cident): New function.
6415 * layout.cc (Layout::define_section_symbols): Replace string constants
6416 with the newly defined constants.
6417 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6418 C identifiers.
6419 * testsuite/Makefile.am: Add gc_orphan_section_test.
6420 * testsuite/Makefile.in: Regenerate.
6421 * testsuite/gc_orphan_section_test.cc: New file.
6422 * testsuite/gc_orphan_section_test.sh: New file.
6423
6eda8c29
ILT		 64242010-01-06 Ian Lance Taylor <iant@google.com>
6425
b9674e17
ILT		 6426 PR 10980
6427 * options.h (class General_options): Add --warn-shared-textrel.
6428 * layout.cc (Layout::finish_dynamic_section): Implement
6429 --warn-shared-textrel.
6430
6eda8c29
ILT		 6431 PR 10980
6432 * options.h (class General_options): Add --warn-multiple-gp.
6433
32dcd44e
ILT		 64342010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6435
6436 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6437 $(THREADSLIB) and $(LIBDL).
6438 * Makefile.in: Rebuild.
6439
a192ba05
ILT		 64402010-01-06 Ian Lance Taylor <iant@google.com>
6441
6442 PR 10980
6443 * options.cc (General_options::parse_section_start): New function.
6444 (General_options::section_start): New function.
6445 (General_options::General_options): Initialize all members.
6446 * options.h: Include <map>
6447 (class General_options): Add --section-start. Add section_starts_
6448 member.
6449 * layout.cc (Layout::attach_allocated_section_to_segment): If
6450 --section-start was used, set the address of the segment. Remove
6451 local sort_sections.
6452 (Layout::relaxation_loop_body): If the address of the load segment
6453 has been set by --section-start, don't use it.
6454 * output.h (Output_segment::update_flags_for_output_section): New
6455 function.
6456 * output.cc (Output_segment::add_output_section): Call
6457 update_flags_for_output_section.
6458
dde3f402
ILT		 64592010-01-05 Ian Lance Taylor <iant@google.com>
6460
62dfdd4d
ILT		 6461 PR 10980
6462 * options.h (class General_options): Add --undefined-version.
6463 * script.cc (struct Version_expression): Add was_matched_by_symbol
6464 field.
6465 (Version_script_info::matched_symbol): New function.
6466 (Version_script_info::get_symbol_version_helper): Call
6467 matched_symbol.
6468 (Version_script_info::check_unmatched_names): New function.
6469 * script.h (class Version_script_info): Update declarations.
6470 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6471
9c4ae156
ILT		 6472 * options.h (class General_options): Use DEFINE_bool_alias for
6473 allow_multiple_definition.
6474 * resolve.cc (Symbol_table::should_override): Don't test
6475 allow_multiple_definition.
6476
dde3f402
ILT		 6477 PR 10980
6478 * options.h (class General_options): Add --cref.
6479 * main.cc (main): Print cref table if --cref. Don't close mapfile
6480 until after printing cref table.
6481 * cref.cc: Include "symtab.h".
6482 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6483 (Cref_table_compare::operator()): New function.
6484 (Cref_inputs::gather_cref): New function.
6485 (filecol): New static const.
6486 (Cref_inputs::print_cref): New function.
6487 (Cref::print_cref): New function.
6488 * cref.h: Include <cstdio>.
6489 (class Cref): Update declarations.
6490 * mapfile.h (Mapfile::file): New function.
6491 * object.h (class Object): Define Symbols. Declare virtual
6492 do_get_global_symbols.
6493 (Object::get_global_symbols): New function.
6494 * object.cc (Input_objects::add_object): Pass object to cref_ if
6495 --cref.
6496 (Input_objects::archive_start): Likewise.
6497 (Input_objects::archive_stop): Likewise.
6498 (Input_objects::print_cref): New function.
6499 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6500 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6501 --cref.
6502 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6503 function.
6504 * plugin.h (class Sized_pluginobj): Update declarations.
6505
8781f709
ILT		 65062010-01-05 Ian Lance Taylor <iant@google.com>
6507
6508 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6509 to is_default_version. Rename insdef to insdefault.
6510 (Symbol_table::add_from_relobj): Rename def to is_default_version
6511 and local to is_forced_local.
6512 (Symbol_table::add_from_pluginobj): Likewise.
6513 (Symbol_table::add_from_dynobj): Likewise.
6514 (Symbol_table::define_special_symbol): Rename insdef to
6515 insdefault.
6516
fe35d28d
ILT		 65172010-01-04 Ian Lance Taylor <iant@google.com>
6518
30bc8c46
ILT		 6519 PR 10980
6520 * options.h (class General_options): Add
6521 --allow-multiple-definition and -z muldefs.
6522 * resolve.cc (Symbol_table::should_override): Don't warn about a
6523 multiple symbol definition if --allow-multiple-definition or -z
6524 muldefs.
6525
7eaea549
ILT		 6526 PR 10980
6527 * options.h (class General_options): Add --add-needed and
6528 --copy-dt-needed-entries. Tweak --as-needed help entry.
6529 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6530 error if --copy-dt-needed-entries aka --add-needed is used and
6531 would cause a change in behaviour.
6532
fe35d28d
ILT		 6533 PR 10980
6534 * options.h (class General_options): Add -G as a short version of
6535 --shared. Add no-op options -assert, -g, and -i.
6536
55a2bb35
ST		 65372010-01-04 Sriraman Tallam <tmsriram@google.com>
6538
6539 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6540 check for .text or .gnu.linkonce.t sections.
6541 * icf.cc (Icf::find_identical_sections): Ditto.
6542 Change the detection for mangled function name within the section
6543 name.
6544 * icf.h (is_section_foldable_candidate): New function.
6545
719328e1
ILT		 65462009-12-30 Ian Lance Taylor <iant@google.com>
6547
6548 PR 10980
6549 * options.h (class General_options): Permit two dashes with
6550 --retain-symbols-file.
6551
d7bb5745
ILT		 65522009-12-30 Ian Lance Taylor <iant@google.com>
6553
403a15dd
ILT		 6554 PR 10979
6555 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6556 don't put the file header and segment headers in the text
6557 segment.
6558
eda294df
ILT		 6559 PR 10979
6560 * common.cc (Sort_commons::operator()): Stabilize sort when both
6561 entries are NULL.
6562 (Symbol_table::do_allocate_commons_list): When allocating common
6563 symbols, skip a symbol which is no longer common.
6564 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6565 an object before checking its type.
6566 * testsuite/common_test_2.c: New file.
6567 * testsuite/common_test_3.c: New file.
6568 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6569 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6570 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6571 (common_test_2_pic.o, common_test_2.so): New targets.
6572 (common_test_3_pic.o, common_test_3.so): New targets.
6573 * testsuite/Makefile.in: Rebuild.
6574
d7bb5745
ILT		 6575 PR 10979
6576 * script.cc (read_input_script): If we see a new SECTIONS clause,
6577 and we have added an input section, give an error.
6578 * layout.h (class Layout): Add have_added_input_section function.
6579 Add have_added_input_section_ field.
6580 * layout.cc (Layout::Layout): Initialize
6581 have_added_input_section_.
6582 (Layout::layout): Set have_added_input_section_.
6583 (Layout::layout_eh_frame): Likewise.
6584
fc59c572
ILT		 65852009-12-30 Ian Lance Taylor <iant@google.com>
6586
6587 PR 10931
6588 * options.h (class General_options): Add --sort-common option.
6589 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6590 * common.cc (Sort_common): Add sort_order parameter to
6591 constructor. Add sort_order_ field.
6592 (Sort_commons::operator): Check sort_order_.
6593 (Symbol_table::allocate_commons): Determine the sort order.
6594 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6595 Change all callers.
6596 (Symbol_table::do_allocate_commons_list): Likewise.
6597
1c74fab0
ILT		 65982009-12-30 Ian Lance Taylor <iant@google.com>
6599
6600 PR 10916
6601 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6602 symbols from this object, don't change the visibility of an
6603 undefined symbol.
6604 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6605
6affe781
ILT		 66062009-12-30 Ian Lance Taylor <iant@google.com>
6607
6608 PR 10861
6609 * script.h (class Version_script_info): Define Language enum.
6610 Update declarations. Define Glob, Exact, and Lookup types. Add
6611 new fields globals_, locals_, and is_finalized_.
6612 * script.cc: Various formatting fixes.
6613 (class Parser_closure): Change language_stack_ from a vector of
6614 std::string to one of Version_script_info::Language. Adjust all
6615 uses accordingly.
6616 (class Lazy_demangler): Remove.
6617 (struct Version_expression): Change language from std::string to
6618 Version_script_info::Language.
6619 (Version_script_info::Version_script_info): New function.
6620 (Version_script_info::~Version_script_info): Don't call clear.
6621 (Version_script_info::finalize): New function.
6622 (Version_script_info::build_lookup_tables): New function.
6623 (Version_script_info::build_expression_list_lookup): New
6624 function.
6625 (Version_script_info::get_symbol_version_helper): Rewrite to use
6626 lookup tables.
6627 (Version_script_info::print_expression_list): Adjust to use
6628 Version_script_info::Language.
6629 (script_push_lex_into_version_mode): Check that the version script
6630 has not been finalized.
6631 (version_script_push_lang): Change language string to
6632 Version_script_info::Language.
6633 * options.cc (Command_line::version_script): New function.
6634 * options.h (class General_options): Add finalize_dynamic_list
6635 function. Change version_script from declaration to definition.
6636 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6637 * testsuite/version_script.map: Remove duplicate def of foo.
6638 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6639 version_script.map.
6640 * testsuite/Makefile.in: Rebuild.
6641
818bf354
ILT		 66422009-12-30 Ian Lance Taylor <iant@google.com>
6643
6644 PR 10843
6645 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6646 if the input symbol index is 0, make the output symbol index 0.
6647
ebcc8304
ILT		 66482009-12-30 Ian Lance Taylor <iant@google.com>
6649
6650 PR 10670
6651 * options.h (class General_options): Add -x/--discard-all.
6652 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6653 --discard-all. If the local symbol needs a dynamic entry, check
6654 that before handling --discard-locals.
6655
176fe33f
ILT		 66562009-12-30 Ian Lance Taylor <iant@google.com>
6657
bb321bb1
ILT		 6658 PR 10450
6659 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6660 flags to PF_R.
6661 (Output_segment::add_output_section): Don't change the flags if
6662 the type is PT_TLS.
6663
176fe33f
ILT		 6664 PR 10450
6665 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6666 GNU hash table if they need a dynamic value. Otherwise, don't add
6667 them if they are defined in a dynamic object or are forced local.
6668
e8cd95c7
ILT		 66692009-12-29 Ian Lance Taylor <iant@google.com>
6670
1b81fb71
ILT		 6671 PR 10450
6672 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6673 .gnu.hash table for a 32-bit target.
6674
8d6d383d
ILT		 6675 PR 10450
6676 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6677 regular and a dynamic object only needs a dynamic symbol table
6678 entry if it is externally visible.
6679
e785ec03
ILT		 6680 PR 10450
6681 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6682 constructor. Add global_offset_table_ field.
6683 (Target_i386::got_section): Set global_offset_table_.
6684 (Target_i386::do_finalize_sections): Set global_offset_table_
6685 size.
6686 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6687 in constructor. Add global_offset_table_ field.
6688 (Target_x86_64::got_section): Set global_offset_table_.
6689 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6690 size.
6691
1a2dff53
ILT		 6692 * layout.cc (Layout::Layout): Initialize increase_relro_.
6693 (Layout::get_output_section): Add is_relro, is_last_relro, and
6694 is_first_non_relro parameters. Change all callers.
6695 (Layout::choose_output_section): Likewise.
6696 (Layout::add_output_section_data): Likewise.
6697 (Layout::make_output_section): Likewise.
6698 (Layout::set_segment_offsets): Clear increase_relro when using a
6699 linker script.
6700 * layout.h (class Layout): Add increase_relro method. Add
6701 increase_relro_ field. Update declarations.
6702 * output.cc (Output_section::Output_section): Initialize
6703 is_last_relro_ and is_first_non_relro_.
6704 (Output_segment::add_output_section): Group relro sections is
6705 do_sort is true. Handle is_last_relro and is_first_non_relro.
6706 (Output_segment::maximum_alignment): Remove relro handling.
6707 (Output_segment::set_section_addresses): Add increase_relro
6708 parameter. Change all callers. Add initial alignment to align
6709 relro sections on separate page. Remove old relro handling.
6710 (Output_segment::set_section_list_addresses): Remove in_relro
6711 parameter. Change all callers.
6712 (Output_segment::set_offset): Add increase parameter. Change all
6713 callers. Remove old relro handling.
6714 * output.h (class Output_section): Add new methods: is_last_relro,
6715 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6716 Add is_last_relro_ and is_first_non_relro_ fields.
6717 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6718 Create separate .got.plt section. Call increase_relro.
6719 * x86_64.cc (Target_x86_64::got_section): Likewise.
6720 * testsuite/relro_script_test.t: Add .got.plt.
6721
f0ba79e2
ILT		 6722 PR 10450
6723 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6724 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6725 (Layout::finalize): Call set_dynamic_symbol_size.
6726 (Layout::set_dynamic_symbol_size): New function.
6727 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6728 set_dynamic_symbol_size.
6729
e8cd95c7
ILT		 6730 PR 10450
6731 * output.h (class Output_section): Add is_entsize_zero_ field.
6732 * output.cc (Output_section::Output_section): Initialize
6733 is_entsize_zero_.
6734 (Output_section::set_entsize): If two different entsizes are
6735 requested, force it to zero.
6736 (Output_section::add_input_section): Set flags for .debug_str
6737 before updating section flags. Set entsize.
6738 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6739 and SHF_STRING if all input sections have those flags.
6740
3e1b9a8a
RÁE		 67412009-12-29 Rafael Espindola <espindola@google.com>
6742
6743 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6744 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6745 reporting.
3e1b9a8a 6746
3dcad376
ST		 67472009-12-29 Sriraman Tallam <tmsriram@google.com>
6748
6749 * options.cc (General_options::parse_version): Allow -v to exit
6750 without an error if there is nothing to link.
6751
084e2665
ILT		 67522009-12-29 Ian Lance Taylor <iant@google.com>
6753
6754 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6755 using a version of gcc before 4.1.
6756 * configure: Rebuild.
6757
250acde3
CD		 67582009-12-28 Chris Demetriou <cgd@google.com>
6759
6760 * attributes.cc (Output_attributes_section_data::do_write): Use
6761 std::vector::front rather than std::vector::data.
6762
99fff23b
ILT		 67632009-12-28 Ian Lance Taylor <iant@google.com>
6764
6765 * symtab.h (class Symbol_table): Add enum Defined.
6766 * resolve.cc (Symbol_table::should_override): Add defined
6767 parameter. Change all callers. Test whether object is NULL
6768 before calling a method on it.
6769 (Symbol_table::report_resolve_problem): Add defined parameter.
6770 Change all callers.
6771 (Symbol_table::should_override_with_special): Likewise.
6772 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6773 parameter. Change all callers.
6774 (Symbol_table::do_define_in_output_data): Likewise.
6775 (Symbol_table::define_in_output_segment): Likewise.
6776 (Symbol_table::do_define_in_output_segment): Likewise.
6777 (Symbol_table::define_as_constant): Likewise.
6778 (Symbol_table::do_define_as_constant): Likewise.
6779 * script.h (class Symbol_assignment): Add is_defsym parameter to
6780 constructor; change all callers.
6781 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6782 parameter. Change all callers. Add is_defsym_ field.
6783 (class Parser_closure): Add parsing_defsym parameter to
6784 constructor; change all callers. Add parsing_defsym accessor
6785 function. Add parsing_defsym_ field.
6786
556bd683
ILT		 67872009-12-28 Ian Lance Taylor <iant@google.com>
6788
6789 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6790 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6791
1782c879
ILT		 67922009-12-23 Ian Lance Taylor <iant@google.com>
6793
6794 * i386.cc (Target_i386::do_calls_non_split): Recognize
6795 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6796 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6797 -fsplit-stack prologue when using %r11.
1782c879 6798
329ca2b1
ST		 67992009-12-21 Sriraman Tallam <tmsriram@google.com>
6800
6801 * options.cc (General_options::parse_version): Make -v continue and do
6802 the link like GNU ld does.
6803
d675ff46
RÁE		 68042009-12-17 Rafael Avila de Espindola <espindola@google.com>
6805
6806 * Makefile.am (CCFILES): Add timer.cc.
6807 (HFILES): Add timer.h.
6808 * configure.ac: Check for sysconf and times.
6809 * main.cc: include timer.h.
6810 (main): Use Timer instead of get_run_time.
6811 * timer.cc: New.
6812 * timer.h: New.
6813 * workqueue.cc: include timer.h.
6814 (Workqueue::find_and_run_task):
6815 Report user, sys and wall time.
6816 * Makefile.in: Regenerate.
6817 * config.in: Regenerate.
6818 * configure: Regenerate.
6819
d6344fb5
DK		 68202009-12-16 Doug Kwan <dougkwan@google.com>
6821
6822 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6823 sections.
6824 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6825 relaxed input sections.
6826 * output.cc (Output_section::find_relaxed_input_section): Change
6827 return type to Output_relaxed_input_section pointer. Adjust code
6828 for new type of relaxed_input_section_map_.
6829 * output.h (Output_section::find_relaxed_input_section): Change
6830 return type to Output_relaxed_input_section pointer.
6831 (Output_section::Output_relaxed_input_section_by_input_section_map):
6832 New type.
6833 (Output_section::relaxed_input_section_map_): Change type to
6834 Output_section::Output_relaxed_input_section_by_input_section_map.
6835 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6836 input section.
6837
0e0d5469
ILT		 68382009-12-15 Ian Lance Taylor <iant@google.com>
6839
6840 * layout.cc (Layout::create_shstrtab): Only write out after input
6841 sections if we are compressing debug sections.
6842
0649a889
ILT		 68432009-12-15 Ian Lance Taylor <iant@google.com>
6844
6845 * archive.cc (Archive::add_symbols): Only look up a symbol without
6846 a version if there is, in fact, a version.
6847
2ea97941
ILT		 68482009-12-14 Ian Lance Taylor <iant@google.com>
6849
6850 Revert -Wshadow changes, all changes from:
6851 2009-12-11 Doug Kwan <dougkwan@google.com>
6852 2009-12-11 Nick Clifton <nickc@redhat.com>
6853 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6854
b0eec2cc
DK		 68552009-12-11 Doug Kwan <dougkwan@google.com>
6856
6857 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6858 due to -Wshadow.
6859 * attributes.cc (Object_attribute::size): Ditto.
6860 (Attributes_section_data::size): Ditto.
6861 (Attributes_section_data::Attributes_section_data): Ditto.
6862 (Output_attributes_section_data::do_write): Ditto.
6863 * attributes.h (Object_attribute::set_type): Ditto.
6864 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6865
91d6fa6a
NC		 68662009-12-11 Nick Clifton <nickc@redhat.com>
6867
6868 * archive.cc: Fix shadowed variable warnings.
6869 * arm.cc: Likewise.
6870 * compressed_output.cc: Likewise.
6871 * compressed_output.h: Likewise.
6872 * configure: Likewise.
6873 * dwarf_reader.cc: Likewise.
6874 * dynobj.cc: Likewise.
6875 * dynobj.h: Likewise.
6876 * ehframe.cc: Likewise.
6877 * ehframe.h: Likewise.
6878 * errors.cc: Likewise.
6879 * expression.cc: Likewise.
6880 * fileread.cc: Likewise.
6881 * fileread.h: Likewise.
6882 * freebsd.h: Likewise.
6883 * i386.cc: Likewise.
6884 * icf.cc: Likewise.
6885 * incremental.h: Likewise.
6886 * layout.cc: Likewise.
6887 * layout.h: Likewise.
6888 * mapfile.cc: Likewise.
6889 * merge.cc: Likewise.
6890 * merge.h: Likewise.
6891 * object.cc: Likewise.
6892 * object.h: Likewise.
6893 * options.h: Likewise.
6894 * output.cc: Likewise.
6895 * output.h: Likewise.
6896 * parameters.cc: Likewise.
6897 * plugin.cc: Likewise.
6898 * powerpc.cc: Likewise.
6899 * reduced_debug_output.cc: Likewise.
6900 * reduced_debug_output.h: Likewise.
6901 * reloc.cc: Likewise.
6902 * reloc.h: Likewise.
6903 * resolve.cc: Likewise.
6904 * script-sections.cc: Likewise.
6905 * script.cc: Likewise.
6906 * script.h: Likewise.
6907 * sparc.cc: Likewise.
6908 * symtab.cc: Likewise.
6909 * symtab.h: Likewise.
6910 * target-select.cc: Likewise.
6911 * target-select.h: Likewise.
6912 * token.h: Likewise.
6913 * workqueue.cc: Likewise.
6914 * workqueue.h: Likewise.
6915 * x86_64.cc: Likewise.
6916
a0351a69
DK		 69172009-12-10 Doug Kwan <dougkwan@google.com>
6918
6919 * arm.cc (attributes.h): New include.
6920 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6921 (Arm_relobj::~Arm_relobj): Delete object pointed by
6922 attributes_section_data_.
6923 (Arm_relobj::attributes_section_data): New method definition.
6924 (Arm_relobj::attributes_section_data_): New data member declaration.
6925 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6926 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6927 attributes_section_data_.
6928 (Arm_dynobj::attributes_section_data): New method definition.
6929 (Arm_dynobj::attributes_section_data_): New data member declaration.
6930 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6931 initialization value of may_use_blx_ to false.
6932 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6933 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6934 object attributes to compute results instead of hard-coding.
6935 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6936 Target_arm::get_secondary_compatible_arch,
6937 Target_arm::set_secondary_compatible_arch
6938 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6939 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6940 New method declarations.
6941 (Target_arm::get_aeabi_object_attribute): New method definition.
6942 (Target_arm::attributes_section_data_): New data member declaration.
6943 (read_arm_attributes_section): New template definition.
6944 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6945 (Arm_dynobj::do_read_symbols): Ditto.
6946 (Target_arm::do_finalize_sections): Merge attributes sections from
6947 input. Check for BLX use after attributes section merging.
6948 Fix __exidx_start and __exidx_end visibility. Create an
6949 .ARM.attributes section if necessary.
6950 (Target_arm::get_secondary_compatible_arch,
6951 Target_arm::set_secondary_compatible_arch,
6952 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6953 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6954 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6955 New method definitions.
6956
b59befec
ILT		 69572009-12-09 Ian Lance Taylor <iant@google.com>
6958
6959 * plugin.cc (Plugin::load): Don't cast from void* to a function
6960 pointer.
6961
1276bc89
ILT		 69622009-12-09 Ian Lance Taylor <iant@google.com>
6963
6964 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6965 information fields.
6966
2f2de248
L		 69672009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6968
6969 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6970 Replace two_file_shared_1.so with two_file_shared_2.so.
6971 * testsuite/Makefile.in: Regenerated.
6972
4f787271
DK		 69732009-12-08 Doug Kwan <dougkwan@google.com>
6974
6975 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6976 (HFILES): Add attributes.h and int_encoding.h.
6977 * Makefile.in: Regenerate.
6978 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6979 function definitions to int_encoding.cc
6980 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6981 prototypes to int_encoding.h
6982 * reduced_debug_output.cc (int_encoding.h): New include.
6983 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6984 function definitions to int_encoding.cc
6985 (insert_into_vector, read_from_pointer): Move template definitions to
6986 int_encoding.h
6987 * attributes.cc: New file.
6988 * attributes.h: New file.
6989 * int_encoding.cc: New file.
6990 * int_encoding.h: New file.
6991
20b52f1a
RÁE		 69922009-12-07 Rafael Avila de Espindola <espindola@google.com>
6993
6994 PR gold/11055
6995 * incremental-dump.cc (dump_incremental_inputs): New.
6996 (main): Use dump_incremental_inputs.
6997
53d7974c
L		 69982009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6999
7000 PR gold/10893
7001 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
7002 checking elfcpp::STT_FUNC.
7003 (Target_i386::Relocate::relocate): Likewise.
7004 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
7005
7006 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
7007 symbols from shared libraries into normal FUNC symbols.
7008
7009 * symtab.h (Symbol): Add is_func and use it.
7010
05a352e6
DK		 70112009-12-05 Doug Kwan <dougkwan@google.com>
7012
7013 * arm.cc (Target_arm::arm_info): Initialize new fields
7014 attributes_section and attributes_vendor.
7015 * i386.cc (Target_i386::i386_info): Same.
7016 * object.cc (Sized_relobj::do_layout): Skip attribute section.
7017 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
7018 fields attributes_section and attributes_vendor.
53d7974c 7019 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 7020 * target.h (Target::attributes_section, Target::attributes_vendor,
7021 Target::is_attributes_section, Target::attribute_arg_type,
7022 Target::attributes_order): New method definitions.
7023 (Target::Target_info::attributes_section,
7024 Target::Target_info::attributes_vendor): New fields.
7025 (Target::do_attribute_arg_type, Target::do_attributes_order): New
7026 virtual method definitions.
7027 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
7028 attributes_section and attributes_vendor.
7029 * testsuite/testfile.cc (Target_test::test_target_info): Same.
7030
f4e5969c
DK		 70312009-12-05 Doug Kwan <dougkwan@google.com>
7032
7033 * arm.cc: Update comments about interworking and stub generation.
7034 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
7035 considered as non-PIC.
7036 (Arm_relocate_functions::base_abs): Fix formatting.
7037 (Arm_relocate_functions::got_prel): Fix comment. Change interface
7038 of function to use GOT entry address instead of offset.
7039 (Target_arm::Scan::global): Issue an error if a symbol would need a
7040 PLT does not get one because it is untyped. Remove code to create
7041 dynamic symbols for relative branches.
7042 (Target_arm::Relocate::relocate: Use 0 instead of false since function
7043 takes unsigned integer instead of boolean.
7044
1abce4a6
L		 70452009-12-05 H.J. Lu <hongjiu.lu@intel.com>
7046
7047 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
7048 (two_file_test_LDADD): Likewise.
7049 (common_test_1_LDADD): Likewise.
7050 (exception_test_LDADD) Likewise.
7051 (weak_test_LDADD): Likewise.
7052 (many_sections_test_LDADD): Likewise.
7053 (initpri1_LDADD): Likewise.
7054 (script_test_1_LDADD): Likewise.
7055 (script_test_2_LDADD): Likewise.
7056 (justsyms_LDADD): Likewise.
7057 (binary_test_LDADD): Likewise.
7058 (large_LDADD): Likewise.
7059 * testsuite/Makefile.in: Regenerated.
7060
adcf2816 70612009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 7062
adcf2816
L		 7063 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
7064 (Symbol_table::override_with_special): Likewise.
7065 (Symbol_table::add_from_object): Likewise.
7066
28e67f5d
RÁE		 70672009-12-04 Rafael Avila de Espindola <espindola@google.com>
7068
7069 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7070 Don't set the data_offset twice.
7071
ae10a101
RÁE		 70722009-12-04 Rafael Avila de Espindola <espindola@google.com>
7073
7074 * testsuite/Makefile.in: Regenerate.
7075
f59f41f3
DK		 70762009-12-03 Doug Kwan <dougkwan@google.com>
7077
7078 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
7079 (Target_arm::do_finalize_sections): Add parameter for symbol table
7080 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
7081 * i386.cc (Target_i386::do_finalize_sections): Add an additional
7082 parameter for symbol table pointer.
7083 * layout.cc (Layout::finalize): Call Target::finalize_sections with
7084 an additional parameter for a pointer to symbol table.
7085 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
7086 parameter for a symbol table pointer.
7087 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
7088 * target.h (Target::finalize_sections, Target::do_finalize_sections):
7089 Ditto.
7090 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
7091 parameter for a symbol table pointer.
7092
ca55d848
RÁE		 70932009-12-03 Rafael Avila de Espindola <espindola@google.com>
7094
7095 * incremental.cc (Incremental_inputs_header)
7096 (Incremental_inputs_header_write, Incremental_inputs_entry)
7097 (Incremental_inputs_entry_write): Move ...
7098 * incremental.h (Incremental_inputs_header)
7099 (Incremental_inputs_header_write, Incremental_inputs_entry)
7100 (Incremental_inputs_entry_write): here.
7101
3aec4f9c
RÁE		 71022009-12-02 Rafael Avila de Espindola <espindola@google.com>
7103
7104 * incremental.cc (make_sized_incremental_binary): Set the target.
7105 Error if it is incompatible.
7106 * output.h (Output_file): Add filename method.
7107
9c0ae74d
RÁE		 71082009-12-02 Rafael Avila de Espindola <espindola@google.com>
7109
7110 * incremental.cc (Incremental_inputs_entry): Remove unused argument
7111 from the get_* methods.
7112
a45500ae
RÁE		 71132009-12-02 Rafael Avila de Espindola <espindola@google.com>
7114
7115 * incremental-dump.cc (main): Check that the offeset of a script is 0.
7116 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
7117 Write 0 for the data_offset of scripts.
7118
325e6408
RÁE		 71192009-12-02 Rafael Avila de Espindola <espindola@google.com>
7120
7121 * testsuite/Makefile.am: Add the incremental_test.sh test.
7122 * testsuite/incremental_test.sh: New.
7123 * testsuite/incremental_test_1.c: New.
7124 * testsuite/incremental_test_2.c: New.
7125
954c3e2e
RÁE		 71262009-12-01 Rafael Avila de Espindola <espindola@google.com>
7127
7128 * incremental-dump.cc (main): Fix typos.
7129
f8086623
RÁE		 71302009-11-27 Rafael Avila de Espindola <espindola@google.com>
7131
7132 PR gold/11025
7133 * incremental-dump.cc (main): Use llu to print 64 bit values.
7134
3b0dd6ac
L		 71352009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
7136 H.J. Lu <hongjiu.lu@intel.com>
7137
7138 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
7139 $(LIBDL).
7140 (incremental_dump_LDADD): Likewise.
7141 * Makefile.in: Regenerated.
7142
a6d1ef57 71432009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 7144
a6d1ef57
DK		 7145 Revert:
7146
7147 2009-11-25 Doug Kwan <dougkwan@google.com>
7148
7149 * arm.cc (Target_arm::Target_arm): Move method definition
7150 outside of class definition. Add code to handle
7151 --target1-rel, --target1-abs and --target2= options.
7152 (Target_arm::get_reloc_reloc_type): Change method to be
7153 non-static and const.
7154 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
7155 New data member declaration.
7156 (Target_arm::Scan::local, Target_arm::Scan::global,
7157 Target_arm::Relocate::relocate,
7158 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7159 Adjust call to Target_arm::get_real_reloc_type.
7160 (Target_arm::get_real_reloc_type): Use command line options
7161 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7162 * options.h (--target1-rel, --target1-abs, --target2): New
7163 ARM-only options.
7164
50aeb7d4
DK		 71652009-11-25 Doug Kwan <dougkwan@google.com>
7166
7167 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7168 class definition. Add code to handle --target1-rel, --target1-abs
7169 and --target2= options.
7170 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7171 and const.
7172 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7173 member declaration.
7174 (Target_arm::Scan::local, Target_arm::Scan::global,
7175 Target_arm::Relocate::relocate,
7176 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7177 call to Target_arm::get_real_reloc_type.
7178 (Target_arm::get_real_reloc_type): Use command line options to
7179 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7180 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7181 options.
7182
51938283
DK		 71832009-11-25 Doug Kwan <dougkwan@google.com>
7184
7185 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7186 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7187 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7188 formatting.
7189 (Arm_relocate_functions::thm_call): Replace body with a call to
7190 Arm_relocate_functions::thumb_branch_common.
7191 (Arm_relocate_functions::thm_jump24,
7192 Arm_relocate_functions::thm_xpc22): New method definitions.
7193 (Arm_relocate_functions::thumb_branch_common): New method definition.
7194 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7195 operator.
7196 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7197 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7198
e2b8f3c4
RÁE		 71992009-11-24 Rafael Avila de Espindola <espindola@google.com>
7200
7201 * Makefile.am: Build incremental-dump
7202 * Makefile.in: Regenerate.
7203 * incremental-dump.cc: New.
7204 * incremental.cc (Incremental_inputs_header_data,
7205 Incremental_inputs_entry_data): Move to incremental.h
7206 * incremental.h: (Incremental_inputs_header_data,
7207 Incremental_inputs_entry_data): Move from incremental.cc
7208
bcba9aec
RÁE		 72092009-11-24 Rafael Avila de Espindola <espindola@google.com>
7210
7211 * incremental.cc (Incremental_inputs_header,
7212 Incremental_inputs_header_write, Incremental_inputs_entry,
7213 Incremental_inputs_entry_write): Add a typedef with the data type.
7214
7c3afe08
RÁE		 72152009-11-24 Rafael Avila de Espindola <espindola@google.com>
7216
7217 * incremental.cc (Incremental_inputs_header,
7218 Incremental_inputs_header_write, Incremental_inputs_entry,
7219 Incremental_inputs_entry_write): Update comment about which
7220 type has the filed descriptions.
7221
d204b6e9
DK		 72222009-11-15 Doug Kwan <dougkwan@google.com>
7223
7224 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7225 (Arm_relocate_functions::arm_branch_common): Change method defintion
7226 in class definition to a method declaration and update list of formal
7227 parameters.
7228 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7229 Arm_relocation_functions::jump24): Adjust call to
7230 Arm_relocate_functions::arm_branch_common. Update list of formal
7231 parameters.
7232 (Arm_relocate_functions::xpc25): New method definition.
7233 (Arm_relocate_functions::arm_branch_common): Move method defintion
7234 out from class definition. Use stubs for mode-switching and extending
7235 branch ranges.
7236 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7237 specially. Change code to enable use of stubs in ARM branches.
7238
43d12afe
DK		 72392009-11-10 Doug Kwan <dougkwan@google.com>
7240
7241 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7242 in method declaration.
7243 (Target_arm::relocate_stub): New method declaration.
7244 (Target_arm::default_target): Change to return a pointer instead of
7245 a const reference.
7246 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7247 Target_arm::default_target.
7248 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7249 method definition.
7250 (Target_arm::relocate_section): Adjust view.
7251 (Target_arm::relocate_stub): New method definition.
7252
ac33a407
DK		 72532009-11-10 Doug Kwan <dougkwan@google.com>
7254
7255 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7256 a format warning.
7257 * incremental.cc (open_incremental_binary): Initialized local
7258 variables to avoid warnings.
7259 * object.cc (make_elf_object): Ditto.
7260 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7261 a format warning.
e1df38aa 7262
88ee28e9
L		 7263009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7264
7265 PR gold/10930
7266 * testsuite/plugin_test.c: Include "config.h".
7267
2daedcd6
DK		 72682009-11-09 Doug Kwan <dougkwan@google.com>
7269
7270 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7271 (arm_symbol_value): Remove.
7272 (Arm_relocate_functions::arm_branch_common,
7273 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7274 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7275 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7276 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7277 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7278 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7279 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7280 Arm_relocate_functions::thm_mobw_abs_nc,
7281 Arm_relocate_functions::thm_mov_abs,
7282 Arm_relocate_functions::movw_prel_nc,
7283 Arm_relocate_functions::thm_movt_abs,
7284 Arm_relocate_functions::movt_prel,
7285 Arm_relocate_functions::thm_movw_prel_nc,
7286 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7287 (Target_arm::Relocate::relocate): Only decompose address into two
7288 parts if relocation type uses the thumb-bit and pass the actual
7289 bit instead of a flag indicating that the thumb-bit is used. Adjust
7290 calls to methods in Arm_relocate_functions for this change.
7291
1276bc89 72922009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 7293
7294 PR 10925
7295 * reloc.cc: Instantiate
7296 Sized_relobj::initialize_input_to_output_maps and
7297 Sized_relobj:free_input_to_output_maps.
7298
e53ad1b5
ILT		 72992009-11-06 Ian Lance Taylor <iant@google.com>
7300
7301 PR 10876
7302 * defstd.cc (in_segment): Set only_if_ref true for "end".
7303
eb44217c
DK		 73042009-11-06 Doug Kwan <dougkwan@google.com>
7305
7306 * arm.cc (class Reloc_stub): Correct a comment.
7307 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7308 (Target_arm::scan_section_for_stubs): New method declaration.
7309 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7310 Change methods from private to protected.
7311 (Target_arm::do_may_relax): New method definition.
7312 (Target_arm::do_relax, Target_arm::group_sections,
7313 Target_arm::scan_reloc_for_stub,
7314 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7315 (Target_arm::arm_input_section_map_): New data member declaration.
7316 (Target_arm::scan_reloc_for_stub,
7317 Target_arm::scan_reloc_section_for_stubs,
7318 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7319 Target_arm::do_relax): New method definitions.
7320
5d329b7d
ILT		 73212009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7322
7323 * configure.ac: Check for (struct stat)::st_mtim
7324 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7325 * config.in: Regenerate.
7326 * configure: Regenerate.
7327
96a0d71b
ILT		 73282009-11-05 Ian Lance Taylor <iant@google.com>
7329
7330 PR 10910
7331 * output.cc (Output_segment::add_output_section): Add missing
7332 return statement.
7333
594c8e5e
ILT		 73342009-11-04 Ian Lance Taylor <iant@google.com>
7335
7336 PR 10880
7337 * object.h (class Object): Add is_needed and set_is_needed
7338 methods. Add is_needed_ field. Make bool fields into bitfields.
7339 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7340 defined in a dynamic object and referenced by a regular object,
7341 set is_needed for the dynamic object.
7342 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7343 if the file is marked with as_needed and it is not needed.
7344
22b127cc
ILT		 73452009-11-04 Ian Lance Taylor <iant@google.com>
7346
7347 PR 10887
7348 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7349 tags if data is discarded by linker script.
7350 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7351 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7352 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7353 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7354
f5c870d2
ILT		 73552009-11-04 Ian Lance Taylor <iant@google.com>
7356
7357 * layout.cc (Layout::get_output_section): Add is_interp and
7358 is_dynamic_linker_section parameters. Change all callers.
7359 (Layout::choose_output_section): Likewise.
7360 (Layout::make_output_section): Likewise.
7361 (Layout::add_output_section_data): Add is_dynamic_linker_section
7362 parameter. Change all callers.
7363 * layout.h (class Layout): Update declarations.
7364 * output.h (class Output_section): Add is_interp, set_is_interp,
7365 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7366 Add is_interp_, is_dynamic_linker_section_ fields. Change
7367 generate_code_fills_at_write_ to a bitfield.
7368 * output.cc (Output_section::Output_sections): Initialize new
7369 fields.
7370 (Output_segment::add_output_section): Add do_sort parameter.
7371 Change all callers.
7372
1ae4d23b
ILT		 73732009-11-03 Ian Lance Taylor <iant@google.com>
7374
7375 PR 10860
7376 * options.h (class General_options): Add --warn-common.
7377 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7378 merging two common symbols.
7379 (Symbol_table::should_override): Handle --warn-common when merging
7380 a common symbol with a defined symbol. Use report_resolve_problem
7381 for multiple definitions.
7382 (Symbol_table::report_resolve_problem): New function.
7383 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7384
55da9579
DK		 73852009-11-03 Doug Kwan <dougkwan@google.com>
7386
7387 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7388 stub_factory_.
7389 (Target_arm::stub_factory): New method definition.
7390 (Target_arm::new_arm_input_section,
7391 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7392 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7393 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7394 New type definitions.
7395 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7396 member declarations.
7397 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7398 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7399 New method definitions.
7400
37a9ac43
ILT		 74012009-11-03 Ian Lance Taylor <iant@google.com>
7402
7403 * options.h (class General_options): Add --warn_constructors.
7404
b3d6a3d4
ILT		 74052009-11-03 Ian Lance Taylor <iant@google.com>
7406
7407 PR 10893
7408 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7409 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7410
934b01dd
ILT		 74112009-11-03 Ian Lance Taylor <iant@google.com>
7412
7413 PR 10895
7414 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7415 --msgid-bugs-address.
7416 (install-pdf): New target.
7417 (install-data_yes): Look up one directory to find mkinstalldirs.
7418
03c1939b
L		 74192009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7420
7421 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7422 tree.
7423
ebd95253
DK		 74242009-10-30 Doug Kwan <dougkwan@google.com>
7425
7426 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7427
e9bbb538
DK		 74282009-10-30 Doug Kwan <dougkwan@google.com>
7429
7430 * arm.cc (Stub_addend_reader): New struct template definition
7431 and partial specializations.
7432 (Stub_addend_reader::operator()): New method definition for a
7433 partially specialized template.
7434
d5b40221
DK		 74352009-10-30 Doug Kwan <dougkwan@google.com>
7436
7437 * arm.cc (Arm_relobj::processor_specific_flags): New method
7438 definition.
7439 (Arm_relobj::do_read_symbols): New method declaration.
7440 (Arm_relobj::processor_specific_flags_): New data member declaration.
7441 (Arm_dynobj): New class definition.
7442 (Target_arm::do_finalize_sections): Add input_objects parameter.
7443 (Target_arm::do_adjust_elf_header): New method declaration.
7444 (Target_arm::are_eabi_versions_compatible,
7445 (Target_arm::merge_processor_specific_flags): New method declaration.
7446 (Target_arm::do_make_elf_object): New overloaded method definitions
7447 and declaration.
7448 (Arm_relobj::do_read_symbols): New method definition.
7449 (Arm_dynobj::do_read_symbols): Ditto.
7450 (Target_arm::do_finalize_sections): Add input_objects parameters.
7451 Merge processor-specific flags from all input objects.
7452 (Target_arm::are_eabi_versions_compatible,
7453 Target_arm::merge_processor_specific_flags,
7454 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7455 New method definitions.
7456 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7457 Input_objects pointer type parameter.
7458 * layout.cc (Layout::finalize): Pass input objects to target's.
7459 finalize_sections function.
7460 * output.cc (Output_file_header::do_sized_write): Set ELF file
7461 header's processor-specific flags.
7462 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7463 Input_objects pointer type parameter.
7464 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7465 * target.h (Input_objects): New forward class declaration.
7466 (Target::processor_specific_flags,
7467 Target::are_processor_specific_flags_sect): New method definitions.
7468 (Target::finalize_sections): Add input_objects parameter.
7469 (Target::Target): Initialize processor_specific_flags_ and
7470 are_processor_specific_flags_set_.
7471 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7472 parameter.
7473 (Target::set_processor_specific_flags): New method definition.
7474 (Target::processor_specific_flags_,
7475 Target::are_processor_specific_flags_set_): New data member
7476 declarations.
7477 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7478 Input_objects pointer type parameter.
7479
ebabffbd
DK		 74802009-10-30 Doug Kwan <dougkwan@google.com>
7481
7482 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7483
ad0f2072
ILT		 74842009-10-28 Ian Lance Taylor <iant@google.com>
7485
7486 * object.h (class Relobj): Drop options parameter from
7487 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7488 do_scan_relocs, do_relocate. Change all callers.
7489 (class Sized_relobj): Drop options parameters from
7490 do_gc_process_relocs, do_scan_relocs, do_relocate,
7491 do_relocate_sections, relocate_sections, emit_relocs_scan,
7492 emit_relocs_scan_reltype. Change all callers.
7493 (struct Relocate_info): Remove options field and all references to
7494 it.
7495 * reloc.h (class Read_relocs): Remove options constructor
7496 parameter and options_ field. Change all callers.
7497 (class Gc_process_relocs, class Scan_relocs): Likewise.
7498 (class Relocate_task): Likewise.
7499 * target-reloc.h (scan_relocs): Remove options parameter. Change
7500 all callers.
7501 (scan_relocatable_relocs): Likewise.
7502 * target.h (class Sized_target): Remove options parameter from
7503 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7504 all callers.
7505 * gc.h (gc_process_relocs): Remove options parameter. Change all
7506 callers.
7507 * arm.cc: Update functions to remove options parameters.
7508 * i386.cc: Likewise.
7509 * powerpc.cc: Likewise.
7510 * sparc.cc: Likewise.
7511 * x86_64.cc: Likewise.
7512 * testsuite/testfile.cc: Likewise.
7513
8ffa3667
DK		 75142009-10-28 Doug Kwan <dougkwan@google.com>
7515
7516 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7517 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7518 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7519 New method definitions.
7520
40f36857
CC		 75212009-10-28 Cary Coutant <ccoutant@google.com>
7522
7523 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7524 (Plugin::cleanup_done_): New member.
7525 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7526 (Plugin_manager::cleanup_done_): Remove.
7527 (Plugin_manager::add_input_file): Edit error message.
7528 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7529 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7530
2c849493
ILT		 75312009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7532
7533 * fileread.cc: (File_read::View::~View): Use the new
7534 data_ownership_ filed.
7535 (File_read::~File_read): Dispose the new whole_file_view_.
7536 (File_read::open): Mmap the whole file if needed.
7537 (File_read::open): Use whole_file_view_ instead of contents_.
7538 (File_read::find_view): Use whole_file_view_ if applicable.
7539 (File_read::do_read): Use whole_file_view_ instead of contents_.
7540 (File_read::make_view): Use whole_file_view_ instead of contents_,
7541 update File_read::View::View call.
7542 (File_read::find_or_make_view): Update File_read::View::View
7543 call.
7544 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7545 remove contents_
7546 (File_read::View::Data_ownership): New enum.
7547 (File_read::View::View): Replace bool mapped_ with Data_ownership
7548 argument.
7549 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7550 (File_read::View::data_ownership_): New field.
7551 (File_read::contents_): Remove (replaced by whole_file_view_).
7552 (File_read::whole_file_view_): New field.
7553 * options.h (class General_options): Add --keep-files-mapped.
7554
24998053
CC		 75552009-10-27 Cary Coutant <ccoutant@google.com>
7556
7557 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7558 * testsuite/Makefile.am (plugin_test_5): New test case.
7559 * testsuite/Makefile.in: Regenerate.
7560
72adc4fa
DK		 75612009-10-25 Doug Kwan <dougkwan@google.com>
7562
7563 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7564 from private to protected to allow access by child class.
7565 (Sized_relobj::do_relocate_sections): New method declaration.
7566 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7567 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7568 Sized_relobj::relocate_sections. Instantiate template explicitly
7569 for different target sizes and endianity.
7570
07f508a2
DK		 75712009-10-24 Doug Kwan <dougkwan@google.com>
7572
7573 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7574 (Arm_input_section::as_arm_input_section): New method.
7575 (Arm_output_section): New class definition.
7576 (Arm_output_section::create_stub_group,
7577 Arm_output_section::group_sections): New method definitions.
7578
10ad9fe5
DK		 75792009-10-22 Doug Kwan <dougkwan@google.com>
7580
7581 * arm.cc (Arm_input_section): New class definition.
7582 (Arm_input_section::init, Arm_input_section:do_write,
7583 Arm_input_section::set_final_data_size,
7584 Arm_input_section::do_reset_address_and_file_offset): New method
7585 definitions.
7586
56ee5e00
DK		 75872009-10-21 Doug Kwan <dougkwan@google.com>
7588
7589 * arm.cc (Stub_table, Arm_input_section): New forward class
7590 declarations.
7591 (Stub_table): New class defintion.
7592 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7593 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7594 New method definition.
7595
b569affa
DK		 75962009-10-21 Doug Kwan <dougkwan@google.com>
7597
7598 * arm.cc: Update copyright comments.
7599 (Target_arm): New forward class template declaration.
7600 (Arm_address): New type.
7601 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7602 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7603 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7604 constants.
7605 (Insn_template): Same.
7606 (DEF_STUBS): New macro.
7607 (Stub_type): New enum type.
7608 (Stub_template): New class definition.
7609 (Stub): Same.
7610 (Reloc_stub): Same.
7611 (Stub_factory): Same.
7612 (Target_arm::Target_arm): Initialize may_use_blx_ and
7613 should_force_pic_veneer_.
7614 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7615 Target_arm::should_force_pic_veneer,
7616 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7617 Target_arm::using_thumb_only, Target_arm:;default_target): New
7618 method defintions.
7619 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7620 New data member declarations.
7621 (Insn_template::size, Insn_template::alignment): New method defintions.
7622 (Stub_template::Stub_template): New method definition.
7623 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7624 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7625 (Stub_factory::Stub_factory): New method definition.
7626 * gold.h (string_hash): New template.
7627 * output.h (Input_section_specifier::hash_value): Use
7628 gold::string_hash.
7629 (Input_section_specifier::string_hash): Remove.
7630 * stringpool.cc (Stringpool_template::string_hash): Use
7631 gold::string_hash.
7632
6c172549
DK		 76332009-10-20 Doug Kwan <dougkwan@google.com>
7634
7635 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7636 symbols of relaxed input sections.
7637 * output.h (Output_section::find_relaxed_input_section): Make
7638 method public.
7639
c5617f2f
DK		 76402009-10-16 Doug Kwan <dougkwan@google.com>
7641
7642 * dynobj.cc (Versions::Versions): Initialize version_script_.
7643 Only insert base version symbol definition for a shared object
7644 if version script defines any version versions.
7645 (Versions::define_base_version): New method definition.
7646 (Versions::add_def): Check that base version is not needed.
7647 (Versions::add_need): Define base version lazily.
7648 * dynobj.h (Versions::define_base_version): New method declaration.
7649 (Versions::needs_base_version_): New data member declaration.
7650 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7651 (check_DATA): Add no_version_test.stdout.
7652 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7653 New make rules.
7654 * testsuite/Makefile.in: Regenerate.
7655 * testsuite/no_version_test.c: New file.
7656 * testsuite/no_version_test.sh: Ditto.
7657
3c12dcdb
DK		 76582009-10-16 Doug Kwan <dougkwan@google.com>
7659
7660 * expression.cc (class Segment_start_expression): New class definition.
7661 (Segment_start_expression::value): New method definition.
7662 (script_exp_function_segment_start): Return a new
7663 Segment_start_expression.
7664 * gold/script-c.h (script_saw_segment_start_expression): New function
7665 prototype.
7666 * script-sections.cc (Script_sections::Script_sections): Initialize
7667 SAW_SEGMENT_START_EXPRESSION_ to false.
7668 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7669 and -Tbbs options to specify section addresses if given in
7670 command line and no SEGMENT_START expression is seen in a script.
7671 * script-sections.h (Script_sections::saw_segment_start_expression,
7672 Script_sections::set_saw_segment_start_expression): New method
7673 definition.
7674 (Script_sections::saw_segment_start_expression_): New data member
7675 declaration.
7676 * script.cc (script_saw_segment_start_expression): New function.
7677 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7678 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7679 script_test_7.sh and script_test_8.sh.
7680 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7681 script_test_8.stdout.
7682 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7683 (script_test_6, script_test_6.stdout, script_test_7,
7684 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7685 * Makefile.in: Regenerate.
7686 * testsuite/script_test_6.sh: New file.
7687 * testsuite/script_test_6.t: Same.
7688 * testsuite/script_test_7.sh: Same.
7689 * testsuite/script_test_7.t: Same.
7690 * testsuite/script_test_8.sh: Same.
7691
64b1ae37
DK		 76922009-10-16 Doug Kwan <dougkwan@google.com>
7693
7694 * output.cc (Output_segment::set_section_list_address): Cast
7695 expressions to unsigned long long type to avoid format warnings.
7696
661be1e2
ILT		 76972009-10-15 Ian Lance Taylor <iant@google.com>
7698
12edd763 7699 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7700 dot assignment to script_sections_.
12edd763
ILT		 7701 * script-sections.cc (Script_sections::add_dot_assignment):
7702 Initialize if necessary.
7703
68b6574b
ILT		 7704 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7705 program headers with no load segment if there is a linker script.
7706
661be1e2
ILT		 7707 * layout.cc (Layout::set_segment_offsets): Align the file offset
7708 to the segment aligment for -N or -n with no load segment.
7709 * output.cc (Output_segment::add_output_section): Don't crash if
7710 the first section is a TLS section.
7711 (Output_segment::set_section_list_addresses): Print an error
7712 message if the address moves backward in a linker script.
7713 * script-sections.cc
7714 (Output_section_element_input::set_section_addresses): Don't
7715 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7716 (Orphan_output_section::set_section_addresses): Likewise.
7717
f15f61a7
DK		 77182009-10-15 Doug Kwan <dougkwan@google.com>
7719
7720 * layout.cc (Layout::finish_dynamic_section): Generate tags
7721 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7722 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7723 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7724
82bb573a
ILT		 77252009-10-14 Ian Lance Taylor <iant@google.com>
7726
7727 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7728 fields.
7729 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7730 data_shdr fields of relinfo.
7731 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7732 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7733 R_386_TLS_LDO_32, adjust based on section flags.
7734 (Target_i386::Relocate::fix_up_ldo): Remove.
7735
374ad285
ILT		 77362009-10-13 Ian Lance Taylor <iant@google.com>
7737
7738 Add support for -pie.
7739 * options.h (class General_options): Add -pie and
7740 --pic-executable.
7741 (General_options::output_is_position_independent): Test -pie.
7742 (General_options::output_is_executable): Return true if not shared
7743 and not relocatable.
7744 (General_options::output_is_pie): Remove.
7745 * options.cc (General_options::finalize): Reject incompatible uses
7746 of -pie.
7747 * gold.cc (queue_middle_tasks): A -pie link is not static.
7748 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7749 * symtab.cc (Symbol::final_value_is_known): Return false if
7750 output_is_position_independent.
7751 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7752 output_is_position_independent.
7753 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7754 output_is_position_independent.
7755 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7756 output_is_position_independent.
7757 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7758 two_file_pie_test.
7759 (basic_pie_test.o, basic_pie_test): New targets.
7760 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7761 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7762 (two_file_pie_test): New target.
7763 * testsuite/Makefile.in: Rebuild.
7764 * README: Remove note saying that -pie is not supported.
7765
c6585162
ILT		 77662009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7767
7768 * options.h (class General_options): Add -init and -fini.
7769 * layout.cc (Layout::finish_dynamic_section): Emit
7770 given init and fini functions.
7771
032ce4e9
ST		 77722009-10-13 Sriraman Tallam <tmsriram@google.com>
7773
7774 * gc.h (gc_process_relocs): Check if icf is enabled using new
7775 function.
7776 * gold.cc (queue_initial_tasks): Likewise.
7777 (queue_middle_tasks): Likewise.
7778 * object.cc (do_layout): Likewise.
7779 * symtab.cc (is_section_folded): Likewise.
7780 * main.cc (main): Likewise.
7781 * reloc.cc (Read_relocs::run): Likewise.
7782 (Sized_relobj::do_scan_relocs): Likewise.
7783 * icf.cc (is_function_ctor_or_dtor): New function.
7784 (Icf::find_identical_sections): Check if function is ctor or dtor when
7785 safe icf is chosen.
7786 * options.h (General_options::icf): Change option to be an enum.
7787 (Icf_status): New enum.
7788 (icf_enabled): New method.
7789 (icf_safe_folding): New method.
7790 (set_icf_status): New method.
7791 (icf_status_): New variable.
7792 * (options.cc) (General_options::finalize): Set icf_status_.
7793 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7794 icf_test and icf_keep_unique_test to use the --icf enum flag.
7795 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7796 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7797
f345227a
ST		 77982009-10-12 Sriraman Tallam <tmsriram@google.com>
7799
7800 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7801 includes to gc.h and icf.h.
7802 * arm.cc: Include gc.h.
7803 * gold.cc: Likewise.
7804 * i386.cc: Likewise.
7805 * powerpc.cc: Likewise.
7806 * sparc.cc: Likewise.
7807 * x86_64.cc: Likewise.
7808 * gc.h: Include icf.h.
7809
1c7814ed
ILT		 78102009-10-11 Ian Lance Taylor <iant@google.com>
7811
7812 * plugin.cc: Include "gold.h" before other header files.
7813
ae3b5189
CD		 78142009-10-10 Chris Demetriou <cgd@google.com>
7815
7816 * options.h (Input_file_argument::Input_file_type): New enum.
7817 (Input_file_argument::is_lib_): Replace with...
7818 (Input_file_argument::type_): New member.
7819 (Input_file_argument::Input_file_argument): Take Input_file_type
7820 'type' rather than boolean 'is_lib' as second argument.
7821 (Input_file_argument::is_lib): Use type_.
7822 (Input_file_argument::is_searched_file): New function.
7823 (Input_file_argument::may_need_search): Handle is_searched_file.
7824 * options.cc (General_options::parse_library): Support -l:filename.
7825 (General_options::parse_just_symbols): Update for Input_file_argument
7826 changes.
7827 (Command_line::process): Likewise.
7828 * archive.cc (Archive::get_file_and_offset): Likewise.
7829 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7830 * script.cc (read_script_file, script_add_file): Likewise.
7831 * fileread.cc (Input_file::Input_file): Likewise.
7832 (Input_file::will_search_for): Handle is_searched_file.
7833 (Input_file::open): Likewise.
7834 * readsyms.cc (Read_symbols::get_name): Likewise.
7835 * testsuite/Makefile.am (searched_file_test): New test.
7836 * testsuite/Makefile.in: Regenerate.
7837 * testsuite/searched_file_test.cc: New file.
7838 * testsuite/searched_file_test_lib.cc: New file.
7839
f3048a1d
ILT		 78402009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7841 Ian Lance Taylor <iant@google.com>
7842
7843 * descriptor.cc: Include <cstdio> and "binary-io.h".
7844 (Descriptors::open): Open the files in binary mode always.
7845 * script.cc (Lex::get_token): Treat \r as whitespace.
7846
d4780e57
ILT		 78472009-10-09 Ian Lance Taylor <iant@google.com>
7848
7849 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7850
d9a893b8
ILT		 78512009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7852 Ian Lance Taylor <iant@google.com>
7853
7854 * configure.ac: Check for readv function also.
7855 * fileread.cc (readv): Define if not HAVE_READV.
7856 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7857 does not exist.
7858 * config.in: Regenerate.
7859 * configure: Regenerate.
7860
c0a62865
DK		 78612009-10-09 Doug Kwan <dougkwan@google.com>
7862
7863 * layout.cc (Layout::make_output_section): Call target hook to make
7864 ordinary output section.
7865 (Layout::finalize): Adjust parameter list of call the
7866 Target::may_relax().
7867 * layout.h (class Layout::section_list): New method.
7868 * merge.h (Output_merge_base::entsize): Change visibility to public.
7869 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7870 New methods.
7871 (Output_merge_string::do_is_string): New method.
7872 * object.cc (Sized_relobj::do_setup): renamed from
7873 Sized_relobj::set_up.
7874 * object.h (Sized_relobj::adjust_shndx,
7875 Sized_relobj::initializ_input_to_output_maps,
7876 Sized_relobj::free_input_to_output_maps): Change visibilities to
7877 protected.
7878 (Sized_relobj::setup): Virtualize.
7879 (Sized_relobj::do_setup): New method declaration.
7880 (Sized_relobj::invalidate_section_offset,
7881 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7882 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7883 * options.cc (parse_int): New function.
7884 * options.h (parse_int): New declaration.
7885 (DEFINE_int): New macro.
7886 (stub_group_size): New option.
7887 * output.cc (Output_section::Output_section): Initialize memebers
7888 merge_section_map_, merge_section_by_properties_map_,
7889 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7890 (Output_section::add_input_section): Handled deferred code-fill
7891 generation and remove an old comment.
7892 (Output_section::add_relaxed_input_section): New method definition.
7893 (Output_section::add_merge_input_section): Use merge section by
7894 properties map to speed to search. Update merge section maps
7895 as appropriate.
7896 (Output_section::build_relaxation_map): New method definition.
7897 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7898 Same.
7899 (Output_section::relax_input_section): Renamed to
7900 Output_section::convert_input_sections_to_relaxed_sections and change
7901 interface to take a vector of pointers to relaxed sections.
7902 (Output_section::find_merge_section,
7903 Output_section::find_relaxed_input_section): New method definitions.
7904 (Output_section::is_input_address_mapped,
7905 Output_section::output_offset, Output_section::output_address):
7906 Use output section data maps to speed up searching.
7907 (Output_section::find_starting_output_address): Add comments.
7908 (Output_section::do_write,
7909 Output_section::write_to_postprocessing_buffer): Do code-fill
7910 generation as appropriate.
7911 (Output_section::get_input_sections): Invalidate relaxed input section
7912 map.
7913 (Output_section::restore_states): Adjust type of checkpoint .
7914 Invalidate relaxed input section map.
7915 * output.h (Output_merge_base): New class declaration.
7916 (Input_section_specifier): New class defintion.
7917 (class Output_relaxed_input_section) Change base class to
7918 Output_section_data_build.
7919 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7920 base class initializer.
7921 (Output_section::add_relaxed_input_section): New method declaration.
7922 (Output_section::Input_section): Change visibility to protected.
7923 (Output_section::Input_section::relobj,
7924 Output_section::Input_section::shndx): Handle relaxed input sections.
7925 Output_section::input_sections) Change visibility to protected. Also
7926 define overload to return a non-const pointer.
7927 (Output_section::Merge_section_properties): New class defintion.
7928 (Output_section::Merge_section_by_properties_map,
7929 Output_section::Output_section_data_by_input_section_map,
7930 Output_section::Relaxation_map): New types.
7931 (Output_section::relax_input_section): Rename method to
7932 Output_section::convert_input_sections_to_relaxed_sections and change
7933 interface to take a vector of relaxed section pointers.
7934 (Output_section::find_merge_section,
7935 Output_section::find_relaxed_input_section,
7936 Output_section::build_relaxation_map,
7937 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7938 New method declarations.
7939 (Output_section::merge_section_map_
7940 Output_section::merge_section_by_properties_map_,
7941 Output_section::relaxed_input_section_map_,
7942 Output_section::is_relaxed_input_section_map_valid_,
7943 Output_section::generate_code_fills_at_write_): New data members.
7944 * script-sections.cc
7945 (Output_section_element_input::set_section_addresses): Call
7946 current_data_size and addralign methods of relaxed input sections.
7947 (Orphan_output_section::set_section_addresses): Call current_data_size
7948 and addralign methods of relaxed input sections.
7949 * symtab.cc (Symbol_table::compute_final_value): Extract template
7950 from the body of Symbol_table::sized_finalize_symbol.
7951 (Symbol_table::sized_finalized_symbol): Call
7952 Symbol_table::compute_final_value.
7953 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7954 (Symbol_table::compute_final_value): New templated method declaration.
7955 * target.cc (Target::do_make_output_section): New method defintion.
7956 * target.h (Target::make_output_section): New method declaration.
7957 (Target::relax): Add more parameters for input objects, symbol table
7958 and layout. Adjust call to do_relax.
7959 (Target::do_make_output_section): New method declaration.
7960 (Target::do_relax): Add parameters for input objects, symbol table
7961 and layout.
7962
d446d6c4
ILT		 79632009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7964
7965 * pread.c: Include stdio.h.
7966
bc06c745
ILT		 79672009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7968
7969 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7970 defined.
7971
75aea3d0
ILT		 79722009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7973
7974 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7975 Change read_shndx type to unsigned int.
7976 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7977 int.
7978 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7979 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7980 Change read_shndx type to unsigned int.
7981 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7982 int.
7983 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7984 * layout.cc (Layout::create_symtab_sections): Cast the result of
7985 local_symcount * symsize to off_t in the gold_assert.
7986
be8fcb75
ILT		 79872009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7988
7989 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7990 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7991 R_ARM_BASE_ABS.
7992 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7993 (Arm_relocate_functions::thm_abs5): New function.
7994 (Arm_relocate_functions::abs12): New function.
7995 (Arm_relocate_functions::abs16): New function.
7996 (Arm_relocate_functions::base_abs): New function.
7997 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7998 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7999 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
8000 R_ARM_BASE_ABS.
8001 (Scan::global): Likewise.
8002 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
8003 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
8004 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
8005 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
8006 R_ARM_BASE_ABS.
8007
c2a122b6
ILT		 80082009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8009
8010 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
8011 (Arm_relocate_functions::movt_prel): New function.
8012 (Arm_relocate_functions::thm_movw_prel_nc): New function.
8013 (Arm_relocate_functions::thm_movt_prel): New function.
8014 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
8015 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
8016 (Scan::global, Relocate::relocate): Likewise.
8017 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8018
c4aa1e2d
ILT		 80192009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8020
8021 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
8022 Incremental_checker.
8023 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
8024 unsigned int.
8025 (class Incremental_inputs_header): New class.
8026 (Incremental_inputs_header_writer): Edit comment.
8027 (Incremental_inputs_entry): New class.
8028 (Incremental_inputs_entry_writer): Edit comment.
8029 (Sized_incremental_binary::do_find_incremental_inputs_section):
8030 Add *strtab_shndx parameter, fill it.
8031 (Sized_incremental_binary::do_check_inputs): New method.
8032 (Incremental_checker::can_incrementally_link_output_file): Use
8033 Sized_incremental_binary::check_inputs.
8034 (Incremental_inputs::report_command_line): Save command line in
8035 command_line_.
8036 * incremental.h:
8037 (Incremental_binary::find_incremental_inputs_section): New
8038 method.
8039 (Incremental_binary::do_find_incremental_inputs_section): Add
8040 strtab_shndx parameter.
8041 (Incremental_binary::do_check_inputs): New pure virtual method.
8042 (Sized_incremental_binary::do_check_inputs): Declare.
8043 (Incremental_checker::Incremental_checker): Add incremental_inputs
8044 parameter, use it to initialize incremental_inputs_.
8045 (Incremental_checker::incremental_inputs_): New field.
8046 (Incremental_checker::command_line): New method.
8047 (Incremental_checker::inputs): New method.
8048 (Incremental_checker::command_line_): New field.
8049
c549a694
ILT		 80502009-10-09 Mikolaj Zalewski <mikolajz@google.com>
8051
8052 * incremental.cc: Include <cstdarg> and "target-select.h".
8053 (vexplain_no_incremental): New function.
8054 (explain_no_incremental): New function.
8055 (Incremental_binary::error): New method.
8056 (Sized_incremental_binary::do_find_incremental_inputs_section): New
8057 method.
8058 (make_sized_incremental_binary): New function.
8059 (open_incremental_binary): New function.
8060 (can_incrementally_link_file): Add checks if output is ELF and has
8061 inputs section.
8062 * incremental.h: Include "elfcpp_file.h" and "output.h".
8063 (Incremental_binary): New class.
8064 (Sized_incremental_binary): New class.
8065 (open_incremental_binary): Declare.
8066 * object.cc (is_elf_object): Use
8067 elfcpp::Elf_recognizer::is_elf_file.
8068 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
8069 * output.h (Output_file::filesize): New method.
8070
fd3c5f0b
ILT		 80712009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8072
8073 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
8074 New function.
8075 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
8076 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
8077 function.
8078 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
8079 function.
8080 (Arm_relocate_functions::movw_abs_nc): New function.
8081 (Arm_relocate_functions::movt_abs): New function.
8082 (Arm_relocate_functions::thm_movw_abs_nc): New function.
8083 (Arm_relocate_functions::thm_movt_abs): New function.
8084 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
8085 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
8086 (Scan::global): Likewise.
8087 (Relocate::relocate): Likewise.
8088 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8089
7f5309a5
ILT		 80902009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8091
8092 * arm.cc (Arm_relocate_functions::got_prel) New function.
8093 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
8094 (Relocate::relocate): Likewise.
8095 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
8096
364c7fa5
ILT		 80972009-10-06 Ian Lance Taylor <iant@google.com>
8098
8099 * options.h (class General_options): Define
8100 split_stack_adjust_size parameter.
8101 * object.h (class Object): Add uses_split_stack_ and
8102 has_no_split_stack_ fields. Add uses_split_stack and
8103 has_no_split_stack accessor functions. Declare
8104 handle_split_stack_section.
8105 (class Reloc_symbol_changes): Define.
8106 (class Sized_relobj): Define Function_offsets. Declare
8107 split_stack_adjust, split_stack_adjust_reltype, and
8108 find_functions.
8109 * object.cc (Object::handle_split_stack_section): New function.
8110 (Sized_relobj::do_layout): Call handle_split_stack_section.
8111 * dynobj.cc (Sized_dynobj::do_layout): Call
8112 handle_split_stack_section.
8113 * reloc.cc (Sized_relobj::relocate_sections): Call
8114 split_stack_adjust for executable sections in split_stack
8115 objects. Pass reloc_map to relocate_section.
8116 (Sized_relobj::split_stack_adjust): New function.
8117 (Sized_relobj::split_stack_adjust_reltype): New function.
8118 (Sized_relobj::find_functions): New function.
8119 * target-reloc.h: Include "object.h".
8120 (relocate_section): Add reloc_symbol_changes parameter. Change
8121 all callers.
8122 * target.h (class Target): Add calls_non_split method. Declare
8123 do_calls_non_split virtual method. Declare match_view and
8124 set_view_to_nop.
8125 * target.cc: Include "elfcpp.h".
8126 (Target::do_calls_non_split): New function.
8127 (Target::match_view): New function.
8128 (Target::set_view_to_nop): New function.
8129 * gold.cc (queue_middle_tasks): Give an error if mixing
8130 split-stack and non-split-stack objects with -r.
8131 * i386.cc (Target_i386::relocate_section): Add
8132 reloc_symbol_changes parameter.
8133 (Target_i386::do_calls_non_split): New function.
8134 * x86_64.cc (Target_x86_64::relocate_section): Add
8135 reloc_symbol_changes parameter.
8136 (Target_x86_64::do_calls_non_split): New function.
8137 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
8138 parameter.
8139 * powerpc.cc (Target_powerpc::relocate_section): Add
8140 reloc_symbol_changes parameter.
8141 * sparc.cc (Target_sparc::relocate_section): Add
8142 reloc_symbol_changes parameter.
8143 * configure.ac: Call AM_CONDITIONAL for the default target.
8144 * configure: Rebuild.
8145 * testsuite/Makefile.am (TEST_AS): New variable.
8146 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
8147 (check_DATA): Add split_i386 and split_x86_64 files.
8148 (SPLIT_DEFSYMS): Define.
8149 (split_i386_[1234n].o): New targets.
8150 (split_i386_[124]): New targets.
8151 (split_i386_[1234r].stdout): New targets.
8152 (split_x86_64_[1234n].o): New targets.
8153 (split_x86_64_[124]): New targets.
8154 (split_x86_64_[1234r].stdout): New targets.
8155 (MOSTLYCLEANFILES): Add new executables.
8156 * testsuite/split_i386.sh: New file.
8157 * testsuite/split_x86_64.sh: New file.
8158 * testsuite/split_i386_1.s: New file.
8159 * testsuite/split_i386_2.s: New file.
8160 * testsuite/split_i386_3.s: New file.
8161 * testsuite/split_i386_4.s: New file.
8162 * testsuite/split_i386_n.s: New file.
8163 * testsuite/split_x86_64_1.s: New file.
8164 * testsuite/split_x86_64_2.s: New file.
8165 * testsuite/split_x86_64_3.s: New file.
8166 * testsuite/split_x86_64_4.s: New file.
8167 * testsuite/split_x86_64_n.s: New file.
8168 * testsuite/testfile.cc (Target_test): Update relocation_section
8169 function.
8170 * testsuite/Makefile.in: Rebuild.
8171
e8a9fcda
ILT		 81722009-10-06 Ian Lance Taylor <iant@google.com>
8173
8174 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8175 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8176 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8177 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8178 the address on ldo_addrs_.
8179 (Target_i386::Relocate::fix_up_ldo): New function.
8180
e99daf92
ILT		 81812009-10-06 Rafael Espindola <espindola@google.com>
8182
8183 * plugin.cc (add_input_library): New.
8184 (Plugin::load): Add add_input_library to tv.
8185 (Plugin_manager::add_input_file): Add the is_lib argument.
8186 (add_input_file): Update call to Plugin_manager::add_input_file.
8187 (add_input_library): New.
8188 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8189
966d4097
DK		 81902009-09-30 Doug Kwan <dougkwan@google.com>
8191
8192 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8193 symbol and call Symbol::may_need_copy_reloc to determine if
8194 a copy reloc is needed.
8195 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8196 nocopyreloc is given in command line.
8197 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8198 given in command line.
8199 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8200 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8201 of the removed Target_i386::may_need_copy_reloc.
8202 * options.h (copyreloc): New option with default value false.
8203 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8204 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8205 instead of the removed Target_powerpc::may_need_copy_reloc.
8206 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8207 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8208 instead of the removed Target_sparc::may_need_copy_reloc.
8209 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8210 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8211 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8212 instead of the removed Target_x86_64::may_need_copy_reloc.
8213
029ba973
ILT		 82142009-09-30 Ian Lance Taylor <iant@google.com>
8215
8216 * object.h (class Object): Remove target_ field, and target,
8217 sized_target, and set_target methods.
8218 (Object::sized_target): Remove.
8219 (class Sized_relobj): Update declarations. Remove sized_target.
8220 * object.cc (Sized_relobj::setup): Remove target parameter.
8221 Change all callers.
8222 (Input_objects::add_object): Don't do anything with the target.
8223 (make_elf_sized_object): Add punconfigured parameter. Change all
8224 callers. Set or test parameter target.
8225 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8226 Change all callers.
8227 * parameters.cc (Parameters::set_target): Change parameter type to
8228 be non-const.
8229 (Parameters::default_target): Remove.
8230 (set_parameters_target): Change parameter type to be non-const.
8231 (parameters_force_valid_target): New function.
8232 (parameters_clear_target): New function.
8233 * parameters.h (class Parameters): Update declarations. Remove
8234 default_target method. Add sized_target and clear_target
8235 methods. Change target_ to be non-const.
8236 (set_parameters_target): Update declaration.
8237 (parameters_force_valid_target): Declare.
8238 (parameters_clear_target): Declare.
8239 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8240 as NULL if we aren't searching.
8241 (Add_symbols::run): Don't check for compatible target.
8242 * fileread.cc (Input_file::open_binary): Call
8243 parameters_force_valid_target.
8244 * gold.cc (queue_middle_tasks): Likewise.
8245 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8246 set_target on object.
8247 * dynobj.h (class Sized_dynobj): Update declarations.
8248 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8249 make_elf_object returns NULL.
8250 (Archive::include_member): Don't check whether object target is
8251 compatible.
8252 * output.cc (Output_section::add_input_section): Get target from
8253 parameters.
8254 (Output_section::relax_input_section): Likewise.
8255 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8256 parameters.
8257 (Sized_relobj::do_scan_relocs): Likewise.
8258 (Sized_relobj::relocate_sections): Likewise.
8259 * resolve.cc (Symbol_table::resolve): Likewise.
8260 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8261 parameter. Change all callers.
8262 (Symbol_table::add_from_object): Get target from parameters.
8263 (Symbol_table::add_from_relobj): Don't check object target.
8264 (Symbol_table::add_from_dynobj): Likewise.
8265 (Symbol_table::define_special_symbol): Get target from
8266 parameters.
8267 * symtab.h (class Symbol_table): Update declaration.
8268 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8269 parameter. Change all callers. Clear parameter target.
8270 (Binary_test): Test target here.
8271 * testsuite/object_unittest.cc (gold_testsuite): Remove
8272 target_test_pointer parameter. Change all callers.
8273 (Object_test): Test target here.
8274
a6a22b83
ILT		 82752009-09-26 Ian Lance Taylor <iant@google.com>
8276
8277 * testsuite/initpri1.c: Don't try to use constructor priorities if
8278 compiling with gcc before 4.3.
8279
6a8f49fe
ILT		 82802009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8281
8282 * testsuite/retain_symbols_file_test.sh (check_present): Change
8283 output file name to retain_symbols_file_test.stdout.
8284 (check_absent): Likewise.
8285
8c604651
CS		 82862009-09-18 Craig Silverstein <csilvers@google.com>
8287
8288 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8289 * options.cc: Include <cerrno> and <fstream>.
8290 (General_options::finalize): Parse -retain-symbols-file tag.
8291 * options.h: New flag.
8292 (General_options): New method should_retain_symbol, new
8293 variable symbols_to_retain.
8294 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8295 should_retain_symbol map.
8296 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8297 * testsuite/Makefile.in: Regenerate.
8298 * testsuite/retain_symbols_file_test.sh: New file.
8299
ca58b19f
NC		 83002009-09-18 Nick Clifton <nickc@redhat.com>
8301
8302 * po/es.po: Updated Spanish translation.
8303
20e6d0d6
DK		 83042009-09-17 Doug Kwan <dougkwan@google.com>
8305
8306 * debug.h (DEBUG_RELAXATION): New constant.
8307 (DEBUG_ALL): Add DEBUG_RELAXATION.
8308 (debug_string_to_enum): Add relaxation debug option.
8309 * layout.cc
8310 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8311 Layout::Relaxation_debug_check::read_sections,
8312 Layout::Relaxation_debug_check::read_sections): New method definitions.
8313 (Layout::Layout): Initialize data members
8314 record_output_section_data_from_scrips_,
8315 script_output_section_data_list_ and relaxation_debug_check_.
8316 (Layout::save_segments, Layout::restore_segments,
8317 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8318 Layout::relaxation_loop_body): New method definitions.
8319 (Layout::finalize): Support relaxation. Move section layout code to
8320 Layout::relaxation_loop_body.
8321 (Layout::set_asection_address_from_script): Move code for orphan
8322 section placement out.
8323 (Layout::place_orphan_sections_in_script): New method definition.
8324 * layout.h (Output_segment_headers, Output_file_header):
8325 New forward class declarations.
8326 (Layout::~Layout): Define.
8327 (Layout::new_output_section_data_from_script): New method definition.
8328 (Layout::place_orphan_sections_in_script): New method declaration.
8329 (Layout::Segment_states): New type declaration.
8330 (Layout::save_segments, Layout::restore_segments,
8331 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8332 Layout::relaxation_loop_body): New method declarations.
8333 (Layout::Output_section_data_list): New type declaration.
8334 (Layout::Relaxation_debug_check): New class definition.
8335 (Layout::record_output_section_data_from_script_,
8336 Layout::script_output_section_data_list_, Layout::segment_states_,
8337 Layout::relaxation_debug_check_): New data members.
8338 * output.cc: (Output_section_headers::do_size): New method definition.
8339 (Output_section_headers::Output_section_headers): Move size
8340 computation to Output_section_headers::do_size.
8341 (Output_segment_headers::do_size): New method definition.
e1df38aa 8342 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8343 Output_file_header::do_size and call it.
8344 (Output_file_header::do_size): New method definition.
8345 (Output_data_group::Output_data_group): Adjust call to
8346 Output_section_data.
8347 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8348 (Output_symtab_xindex::do_write): Add array bound check.
8349 (Output_section::Input_section::print_to_mapfile): Handle
8350 RELAXED_INPUT_SECTION_CODE.
8351 (Output_section::Output_section): Initialize data member checkpoint_.
8352 (Output_section::~Output_section): Delete checkpoint object pointed
8353 by checkpoint_.
8354 (Output_section::add_input_section): Always add an Input_section if
8355 relaxing.
8356 (Output_section::add_merge_input_section): Add assert.
8357 (Output_section::relax_input_section): New method definition.
8358 (Output_section::set_final_data_size): Set load address to zero for
8359 an unallocated section.
8360 (Output_section::do_address_and_file_offset_have_reset_values):
8361 New method definition.
8362 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8363 Handle relaxed input section.
8364 (Output_section::sort_attached_input_sections): Checkpoint input
8365 section list lazily.
8366 (Output_section::get_input_sections): Change type of input_sections to
8367 list of Simple_input_section pointers. Checkpoint input section list
8368 lazily. Also handle relaxed input sections.
8369 (Output_section::add_input_section_for_script): Take a reference to
8370 a Simple_input_section object instead of Relobj pointer and section
8371 index as parameter. Handle relaxed input sections.
8372 (Output_section::save_states, Output_section::restore_states): New
8373 method definitions.
8374 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8375 (Output_data::is_data_size_fixed): New method definition.
8376 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8377 if it is fixed.
8378 (Output_data::address_and_file_offset_have_reset_values): New method
8379 definition.
8380 (Output_data::do_address_and_file_offset_have_reset_values): New method
8381 definition.
8382 (Output_data::set_data_size): Check that data size is not fixed.
8383 (Output_data::fix_data_size): New method definition.
8384 (Output_data::is_data_size_fixed_): New data member.
8385 (Output_section_headers::set_final_data_size): New method definition.
8386 (Output_section_headers::do_size): New method declaration.
8387 (Output_segment_headers::set_final_data_size): New method definition.
8388 (Output_segment_headers::do_size): New method declaration.
8389 (Output_file_header::set_final_data_size)::New method definition.
8390 (Output_file_header::do_size)::New method declaration.
8391 (Output_section_data::Output_section_data): Add new parameter
8392 is_data_size_fixed and use it to fix data size.
8393 (Output_data_const::Output_data_const): Adjust call to base class
8394 constructor and fix data size.
8395 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8396 base class constructor and fix data size.
8397 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8398 base class constructor and fix data size.
8399 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8400 class constructor and fix data size.
8401 (Output_data_group::set_final_data_size): New method definition.
8402 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8403 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8404 class constructor and fix data size.
8405 (Output_relaxed_input_section): New class definition.
8406 (Output_section::Simple_input_section): New class definition.
8407 (Output_section::get_input_sections): Adjust parameter list.
8408 (Output_section::add_input_section_for_script): Same.
8409 (Output_section::save_states, Output_section::restore_states,
8410 Output_section::do_address_and_file_offset_have_reset_values,
8411 (Output_section::Input_section::Input_section): Handle
8412 RELAXED_INPUT_SECTION_CODE. Add new overload for
8413 Output_relaxed_input_section.
8414 (Output_section::Input_section::is_input_section,
8415 Output_section::Input_section::set_output_section): Handle relaxed
8416 input section.
8417 (Output_section::Input_section::is_relaxed_input_section,
8418 Output_section::Input_section::output_section_data,
8419 Output_section::Input_section::relaxed_input_section): New method
8420 definitions.
8421 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8422 value.
8423 (Output_section::Input_section::u1_): Update comments.
8424 (Output_section::Input_section::u2_): Add new union member poris.
8425 (Output_section::Checkpoint_output_section): New classs definition.
8426 (Output_section::relax_input_section): New method declaration.
8427 (Output_section::checkpoint_): New data member.
8428 (Output_segment): Update comments.
8429 (Output_segment::Output_segment): Un-privatize copy constructor.
8430 (Output_segment::operator=): Un-privatize.
8431 * script-sections.cc (Output_section_element::Input_section_list):
8432 Change element type to Output_section::Simple_input_section.
8433 (Output_section_element_dot_assignment::set_section_addresses):
8434 Register output section data for relaxation clean up.
8435 (Output_data_exression::Output_data_expression): Adjust call to base
8436 constructor to fix data size.
8437 (Output_section_element_data::set_section_addresses): Register
8438 Output_data_expression object for relaxation clean up.
8439 (struct Input_section_info): Replace Relobj pointer and section index
8440 pair with Output_section::Simple_input_section and Convert struct to a
8441 class.
8442 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8443 Input_section_info data member to use accessors.
20e6d0d6
DK		 8444 (Output_section_element_input::set_section_addresses): Use layout
8445 parameter. Adjust code to use Output_section::Simple_input_section
8446 and Input_secction_info classes. Register filler for relaxation
8447 clean up.
8448 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8449 and section index pair with Output_section::Simple_input_section
8450 class. Adjust code accordingly.
8451 (Phdrs_element::release_segment): New method definition.
8452 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8453 segment list.
8454 (Script_sections::release_segments): New method definition.
8455 * gold/script-sections.h (Script_sections::release_segments): New
8456 method declaration.
8457 * gold/target.h (Target::may_relax, Target::relax,
8458 Target::do_may_relax, Target::do_relax): New method definitions.
8459
5e445df6
ILT		 84602009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8461
8462 * arm.cc (has_signed_unsigned_overflow): New function.
8463 (Arm_relocate_functions::abs8): New function.
8464 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8465 (Target_arm::Scan::global): Likewise.
8466 (Target_arm::relocate::relocate): Likewise.
8467 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8468 Likewise.
8469
8c604651 84702009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8471
8472 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8473 * testsuite/Makefile.in: Regenerate.
8474
1e9cc1c2
NC		 84752009-09-11 Nick Clifton <nickc@redhat.com>
8476
8477 * po/gold.pot: Updated by the Translation project.
8478
6a89f575
CC		 84792009-09-08 Cary Coutant <ccoutant@google.com>
8480
8481 * output.cc (Output_file::open): Add execute permission to empty file.
8482 * testsuite/Makefile.am (permission_test): New test.
8483 * testsuite/Makefile.in: Regenerate.
8484
fdcac5af
ILT		 84852009-09-02 Ian Lance Taylor <iant@google.com>
8486
8487 * output.cc (Output_file::resize): Call map_no_anonymous rather
8488 than map.
8489
44453f85
ILT		 84902009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8491
8492 * gold.cc: Include "incremental.h".
8493 (queue_initial_tasks): Call Incremental_checker methods.
8494 * incremental.cc: Include "output.h".
8495 (Incremental_checker::can_incrementally_link_output_file): New
8496 method.
8497 * incremental.h (Incremental_checker): New class.
8498
8499 * output.cc (Output_file::open_for_modification): New method.
8500 (Output_file::map_anonymous): Changed return type to bool. Record
8501 map in base_ field.
8502 (Output_file::map_no_anonymous): New method, broken out of map.
8503 (Output_file::map): Use map_no_anonymous and map_anonymous.
8504 * output.h (class Output_file): Update declarations.
8505
293c1386
CC		 85062009-08-24 Cary Coutant <ccoutant@google.com>
8507
8508 * options.h (Command_line::Pre_options): New class.
8509 (Command_line::pre_options): New member.
8510 * options.cc (gold::options::ready_to_register): New variable.
8511 (One_option::register_option): Do nothing if not registering options.
8512 Assert if same short option registered twice.
8513 (General_options::General_options): Turn off option registration when
8514 done constructing.
8515 (Command_line::Pre_options::Pre_options): New constructor.
8516
f773f3d2
CC		 85172009-08-24 Cary Coutant <ccoutant@google.com>
8518
06a73cfe
CC		 8519 * options.h (General_options::no_keep_memory): Remove incorrect
8520 short option.
f773f3d2 8521
a15af8e2
RW		 85222009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8523
8524 * Makefile.am (am__skiplex, am__skipyacc): New.
8525 * Makefile.in: Regenerate.
8526
c462b41b
RW		 85272009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8528
14ec8efd
RW		 8529 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8530 (INCLUDES): ... this.
8531 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8532 (AM_CPPFLAGS): Renamed from ...
8533 (INCLUDE): ... this.
8534 * Makefile.in, testsuite/Makefile.in: Regenerate.
8535
81ecdfbb
RW		 8536 * Makefile.in: Regenerate.
8537 * aclocal.m4: Likewise.
8538 * config.in: Likewise.
8539 * configure: Likewise.
8540 * testsuite/Makefile.in: Likewise.
8541
c462b41b
RW		 8542 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8543 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8544 * Makefile.in: Regenerate.
8545 * testsuite/Makefile.in: Regenerate.
8546
2da73f13
CC		 85472009-08-19 Cary Coutant <ccoutant@google.com>
8548
8549 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8550 symbols in shared libraries overridden by hidden or internal symbols
8551 in the main program.
8552
2db70501
CD		 85532009-08-19 Chris Demetriou <cgd@google.com>
8554
8555 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8556 checking source file names in error messages.
8557
f733487b
DK		 85582009-08-18 Doug Kwan <dougkwan@google.com>
8559
8560 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8561 an elcpp::Ehdr as parameter. Adjust call to set_target.
8562 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8563 an elfcpp::Ehdr as parameter.
8564 * object.cc (Object::set_target): Remove the version that looks up
8565 a target and sets it.
8566 (Sized_relobj::setup): Take a Target object instead of
8567 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8568 (make_elf_sized_object): Find target and ask target to
8569 make an ELF object.
8570 * object.h: (Object::set_target): Remove the version that looks up
8571 a target and sets it.
8572 (Sized_relobj::setup): Take a Target object instead of
8573 an elfcpp:Ehdr as parameter.
8574 * target.cc: Include dynobj.h.
8575 (Target::do_make_elf_object_implementation): New.
8576 (Target::do_make_elf_object): New.
8577 * target.h (Target::make_elf_object): New template declaration.
8578 (Target::do_make_elf_object): New method declarations.
8579 (Target::do_make_elf_object_implementation): New template declaration.
8580
cc70f101
ILT		 85812009-08-14 Ian Lance Taylor <iant@google.com>
8582
8583 * gold.h (FUNCTION_NAME): Define.
8584 (gold_unreachable): Use FUNCTION_NAME.
8585
ef5e0cb1
ST		 85862009-08-12 Sriraman Tallam <tmsriram@google.com>
8587
8588 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8589 symbol in the --keep-unique list is not found.
8590
48c187ce
ST		 85912009-08-12 Sriraman Tallam <tmsriram@google.com>
8592
8593 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8594 been maked as --keep-unique.
8595 (Icf::unfold_section): New function.
8596 * icf.h (Icf::unfold_section): New function.
8597 * options.h (General_options::keep_unique): New option.
8598 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8599 * testsuite/Makefile.in: Regenerate.
8600 * testsuite/icf_keep_unique_test.sh: New file.
8601 * testsuite/icf_keep_unique_test.cc: New file.
8602
645afe0c
CC		 86032009-08-12 Cary Coutant <ccoutant@google.com>
8604
8605 PR 10471
8606 * resolve.cc (Symbol_table::resolve): Check for references from
8607 dynamic objects to hidden and internal symbols.
8608 * testsuite/Makefile.am (hidden_test.sh): New test.
8609 * testsuite/Makefile.in: Regenerate.
8610 * testsuite/hidden_test.sh: New script.
8611 * testsuite/hidden_test_1.c: New test source.
8612 * testsuite/hidden_test_main.c: New test source.
8613
11af873f
DK		 86142009-08-11 Doug Kwan <dougkwan@google.com>
8615
8616 * arm.cc: Update comments.
8617 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8618 segment to locate the .ARM.exidx section if present.
8619
b9f7d72d
DK		 86202009-08-09 Doug Kwan <dougkwan@google.com>
8621
8622 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8623 patch.
8624
ddd3c53c
ST		 86252009-08-07 Sriraman Tallam <tmsriram@google.com>
8626 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8627 compiler warnings.
8628
27721062
ST		 86292009-08-06 Sriraman Tallam <tmsriram@google.com>
8630
8631 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8632 valid tls_segment only for non-debug-section relocations.
8633 * testsuite/Makefile.am: Add gc_tls_test.
8634 * testsuite/Makefile.in: Regenerate.
8635 * testsuite/gc_tls_test.cc: New file.
8636 * testsuite/gc_tls_test.sh: New file.
8637
ef15dade 86382009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8639
ef15dade
ST		 8640 * icf.cc: New file.
8641 * icf.h: New file.
8642 * Makefile.am (CCFILES): Add icf.cc.
8643 (HFILES): Add icf.h
8644 * Makefile.in: Regenerate.
8645 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8646 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8647 section, symbol and addend information for the relocs.
8648 * gold.cc (queue_middle_tasks): Call identical code folding.
8649 * gold.h: Add defines for multimap.
8650 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8651 to the call of finalize_local_symbols.
8652 * main.cc (main): Create object of class Icf.
8653 * object.cc (Sized_relobj::do_layout): Allow this function to be
8654 called twice during icf.
8655 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8656 to sections marked as identical by icf.
8657 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8658 when available.
8659 (Sized_relobj::do_section_entsize): New function.
8660 * object.h (Object::section_entsize): New function.
8661 (Object::do_section_entsize): New pure virtual function.
8662 (Relobj::finalize_local_symbols): Add new parameter.
8663 (Relobj::do_section_entsize): New function.
8664 * options.h (General_options::icf): New option.
8665 (General_options::icf_iterations): New option.
8666 (General_options::print_icf_sections): New option.
8667 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8668 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8669 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8670 icf.
8671 * symtab.cc (Symbol_table::is_section_folded): New function.
8672 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8673 to sections marked as identical by icf.
8674 * symtab.h (Symbol_table::set_icf): New function.
8675 (Symbol_table::icf): New function.
8676 (Symbol_table::is_section_folded): New function.
8677 (Symbol_table::icf_): New data member.
8678 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8679 * testsuite/Makefile.am: Add commands to build icf_test.
8680 * testsuite/Makefile.in: Regenerate.
8681 * testsuite/icf_test.sh: New file.
8682 * testsuite/icf_test.cc: New file.
8683
c3b65ac4
CD		 86842009-07-24 Chris Demetriou <cgd@google.com>
8685
8686 * layout.cc (is_compressible_debug_section): Fix incorrect
8687 comment about compressed section names.
8688
1caf2c51
ILT		 86892009-07-20 Ian Lance Taylor <ian@airs.com>
8690
8691 PR 10419
8692 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8693
1ef4d87f
ILT		 86942009-07-16 Ian Lance Taylor <iant@google.com>
8695
8696 PR 10400
8697 * layout.h: #include <map>.
8698 (class Kept_section): Change from struct to class. Add accessors
8699 and setters. Add section size to Comdat_group mapping. Change
8700 Comdat_group to std::map. Add is_comdat_ field. Add
8701 linkonce_size field in union.
8702 (class Layout): Update declaration of find_or_add_kept_section.
8703 Don't declare find_kept_object.
8704 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8705 parameter. Add object, shndx, is_comdat, and is_group_name
8706 parameters. Change all callers. Adjust for new Kept_section.
8707 (Layout::find_kept_object): Remove.
8708 * object.cc (Sized_relobj::include_section_group): Update use of
8709 Kept_section. Rename secnum to shndx. Only record
8710 Kept_comdat_section if sections are the same size.
8711 (Sized_relobj::include_linkonce_section): Update use of
8712 Kept_section. Only record Kept_comdat_section if sections are the
8713 same size. Set size of linkonce section.
8714 (Sized_relobj::map_to_kept_section): Update call to
8715 get_kept_comdat_section.
8716 * object.h (class Sized_relobj): Rename fields in
8717 Kept_comdat_section to drop trailing underscores; change object
8718 field to Relobj*. Change Kept_comdat_section_table to store
8719 struct rather than pointer.
8720 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8721 Add kept_object and kept_shndx parameters. Change all callers.
8722 (Sized_relobj::get_kept_comdat_section): Change return type to
8723 bool. Add kept_object and kept_shndx parameters. Change all
8724 callers.
8725 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8726 Layout::find_or_add_kept_section.
8727
37c3b7b0
ILT		 87282009-07-09 Ian Lance Taylor <iant@google.com>
8729
8730 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8731 Reserve space in the hash table.
8732
98fa85cb
ILT		 87332009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8734
8735 * fileread.cc (File_read::get_mtime): New method.
8736 * fileread.h (Timespec): New structure.
8737 (File_read::get_mtime): New method.
8738 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8739 Renamed from timestamp_nsec.
8740 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8741 Elf_Xword.
e1df38aa 8742 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8743 timestamp_nsec.
e1df38aa 8744 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8745 (Incremental_inputs::report_obejct): Save mtime; style fix.
8746 (Incremental_inputs::report_script): Save mtime; style fix.
8747 (Incremental_inputs::finalize_inputs): Style fix.
8748 (Incremental_inputs::finalize): Style fix.
8749 (Incremental_inputs::create_input_section_data): Store inputs
8750 mtime.
8751 * incremental.h (Incremental_inputs::report_script): Add mtime
8752 argument.
8753 (Incremental_inputs::Input_info::Input_info): Intialize only one
8754 union member.
8755 (Incremental_inputs::Input_info::archive): Move to nameless
8756 union.
8757 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8758 (Incremental_inputs::Input_info::script): Move to nameless union.
8759 (Incremental_inputs::mtime): New field.
8760 * script.cc (read_input_script): Pass file mtime to
8761 Incremental_input.
8762 * script.h (Script_info::inputs): Style fix.
8763
c9d70757
ILT		 87642009-07-01 Ian Lance Taylor <ian@airs.com>
8765
8766 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8767 instead of 32.
8768
9c547ec3
ILT		 87692009-06-24 Ian Lance Taylor <iant@google.com>
8770
8771 PR 10156
8772 * layout.cc (Layout::choose_output_section): If we find an
8773 existing section, update the flags.
8774 (Layout::create_notes): New function, broken out of
8775 Layout::finalize.
8776 (Layout::finalize): Don't create note sections.
8777 (Layout::create_note): Don't crash if linker script discards
8778 section.
8779 (Layout::create_gold_note): Likewise.
8780 (Layout::create_build_id): Likewise. Don't set
8781 after_input_sections on the section.
8782 (Layout::create_executable_stack_info): Remove target parameter.
8783 Change caller.
8784 * layout.h (class Layout): Declare create_notes. Update
8785 declaration of create_executable_stack_info.
8786 * gold.cc (queue_middle_tasks): Call create_notes.
8787 * output.cc (Output_section::update_flags_for_input_section): Move
8788 here from output.h. If SHF_ALLOC flag is newly set, mark address
8789 invalid.
8790 * output.h (Output_data::mark_address_invalid): New function.
8791 (class Output_section): Only declare, not define,
8792 update_flags_for_input_section. Remove set_flags.
8793
55458500
ILT		 87942009-06-24 Ian Lance Taylor <iant@google.com>
8795
8796 * script-sections.cc (Output_section_definition::
8797 set_section_addresses): Rename shadowing local load_address to
8798 laddr.
8799
1307d6cd
ILT		 88002009-06-24 Ian Lance Taylor <iant@google.com>
8801
8802 PR 10244
8803 * reloc.cc (relocate_sections): Skip empty relocation sections.
8804
ec3f783e
ILT		 88052009-06-23 Ian Lance Taylor <iant@google.com>
8806
8807 PR 10156
8808 * layout.cc (Layout::create_note): Use choose_output_section
8809 rather than make_output_section.
8810
459c9f1c
ILT		 88112009-06-23 Ian Lance Taylor <iant@google.com>
8812
8813 PR 10237
8814 * options.cc (General_options::parse_V): Set printed_version_.
8815 (General_options::General_options): Initialize printed_version_.
8816 * options.h (class General_options): Add printed_version_ field.
8817 * gold.cc (queue_initial_tasks): If there are no input files,
8818 don't give a fatal error if we printed the version information.
8819 (queue_middle_tasks): If using -r with a shared object, give a
8820 fatal error rather than an ordinary error.
8821
1518dc8f
ILT		 88222009-06-23 Ian Lance Taylor <iant@google.com>
8823
8824 PR 10219
8825 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8826 (Layout::make_output_section): Set have_stabstr_section_ if we see
8827 a .stab*str section.
8828 (Layout::finalize): Call link_stabs_sections.
8829 (Layout::link_stabs_sections): New file.
8830 * layout.h (class Layout): Add have_stabstr_section_ field.
8831 Declare link_stabs_sections.
8832
3d857b98
DK		 88332009-06-23 Doug Kwan <dougkwan@google.com>
8834
8835 * Makefile.am (libgold_a_LIBADD): New.
8836 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8837 * Makefile.in: Regenerate.
8838 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8839 * configure: Regenerate.
8840 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8841 * fileread.cc: Include sys/state.h
8842 * gold.h: Declare memmem and strndup if found missing.
8843 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8844
0639a6f6
ILT		 88452009-06-23 Ian Lance Taylor <iant@google.com>
8846
8847 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8848 * configure: Rebuild.
8849
8d63875c
ILT		 88502009-06-23 Ian Lance Taylor <iant@google.com>
8851
8852 PR 10147
8853 * object.cc (Object::section_contents): Don't try to get a view if
8854 the section has length zero.
8855 (Object::handle_gnu_warning_section): If the section is empty, use
8856 the name of the section as the warning.
8857
f7c8a183
ILT		 88582009-06-23 Ian Lance Taylor <iant@google.com>
8859
8860 PR 10133
8861 * stringpool.h (class Stringpool_template): Add optimize_ field.
8862 (Stringpool_template::set_optimize): New function.
8863 * stringpool.cc (Stringpool_template::Stringpool_template):
8864 Initialize optimize_ field.
8865 (Stringpool_template::set_string_offsets): Test local optimize
8866 fild rather than parameter.
8867 * layout.cc (Layout::Layout): Call set_optimize on the section
8868 name stringpool.
8869
e6a307ba
ILT		 88702009-06-22 Ian Lance Taylor <iant@google.com>
8871
8872 PR 10030
8873 * yyscript.y: Parse TARGET.
8874 * script.cc (script_set_target): New function.
8875 * script-c.h (script_set_target): Declare.
8876 * options.cc (General_options::string_to_object_format): Rename
8877 from string_to_object_format in anonymous namespace. Change
8878 callers.
8879 * options.h (class General_options): Declare
8880 string_to_object_format.
8881
3ee173de
ILT		 88822009-06-22 Ian Lance Taylor <iant@google.com>
8883
8884 * script-sections.cc (Script_sections::create_segments): Don't put
8885 program headers in a PT_LOAD segment if -n or -N.
8886
88872009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8888
8889 PR 10141
8890 * options.h (class General_options): Add -z lazy and -z now. Sort
8891 -z options into alphabetical order.
8892 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8893
cd6739a1 88942009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8895
8896 * layout.cc (Layout::make_output_section): Call
8897 Target::new_output_section.
8898 (Layout::attach_allocated_section_to_segment): Put large section
8899 sections in a separate load segment with the large segment flag
8900 set.
8901 (Layout::segment_precedes): Sort large data segments after other
8902 load segments.
8903 (align_file_offset): New static function.
8904 (Layout::set_segment_offsets): Use align_file_offset.
8905 * output.h (class Output_section): Add is_small_section_ and
8906 is_large_section_ fields.
8907 (Output_section::is_small_section): New function.
8908 (Output_section::set_is_small_section): New function.
8909 (Output_section::is_large_section): New function.
8910 (Output_section::set_is_large_section): New function.
8911 (Output_section::is_large_data_section): New function.
8912 (class Output_segment): Add is_large_data_segment_ field.
8913 (Output_segment::is_large_data_segment): New function.
8914 (Output_segment::set_is_large_data_segment): New function.
8915 * output.cc (Output_section::Output_section): Initialize new
8916 fields.
8917 (Output_segment::Output_segment): Likewise.
8918 (Output_segment::add_output_section): Add assertion that large
8919 data sections always go in large data segments. Force small data
8920 sections to the end of the list of data sections. Force small BSS
8921 sections to the start of the list of BSS sections. For large BSS
8922 sections to the end of the list of BSS sections.
8923 * symtab.h (class Symbol): Declare is_common_shndx.
8924 (Symbol::is_defined): Check Symbol::is_common_shndx.
8925 (Symbol::is_common): Likewise.
8926 (class Symbol_table): Define enum Commons_section_type. Update
8927 declarations. Add small_commons_ and large_commons_ fields.
8928 * symtab.cc (Symbol::is_common_shndx): New function.
8929 (Symbol_table::Symbol_table): Initialize new fields.
8930 (Symbol_table::add_from_object): Put small and large common
8931 symbols in the right list.
8932 (Symbol_table::sized_finalized_symbol): Check
8933 Symbol::is_common_shndx.
8934 (Symbol_table::sized_write_globals): Likewise.
8935 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8936 common symbol lists. Don't call do_allocate_commons_list if the
8937 list is empty.
8938 (Symbol_table::do_allocate_commons_list): Remove is_tls
8939 parameter. Add comons_section_type parameter. Change all
8940 callers. Handle small and large common symbols.
8941 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8942 Symbol::is_common_shndx.
8943 * resolve.cc (symbol_to_bits): Likewise.
8944 * target.h (Target::small_common_shndx): New function.
8945 (Target::small_common_section_flags): New function.
8946 (Target::large_common_shndx): New function.
8947 (Target::large_common_section_flags): New function.
8948 (Target::new_output_section): New function.
8949 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8950 small_common_section_flags, and large_common_section_flags
8951 fields.
8952 (Target::do_new_output_section): New virtual function.
8953 * arm.cc (Target_arm::arm_info): Initialize new fields.
8954 * i386.cc (Target_i386::i386_info): Likewise.
8955 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8956 Likewise.
8957 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8958 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8959 (Target_x86_64::do_new_output_section): New function.
8960 * configure.ac: Define conditional MCMODEL_MEDIUM.
8961 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8962 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8963 (large_LDFLAGS): Define.
8964 * testsuite/large.c: New file.
8965 * testsuite/testfile.cc (Target_test::test_target_info):
8966 Initialize new fields.
8967 * configure, testsuite/Makefile.in: Rebuild.
8968
bb04269c
DK		 89692009-06-05 Doug Kwan <dougkwan@google.com>
8970
8971 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8972 * Makefile.in: Regenerate.
bb04269c
DK		 8973 * i386.cc (class Target_i386): Define new virtual method to
8974 override do_is_local_label_name in parent.
8975 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8976 local symbols if --discard-locals or -X is given.
8977 * options.h (class General_options): Declare new options
8978 '--discard-locals' and '-X' for discarding locals.
8979 * target.h (class Target): Define new methods is_local_label_name.
8980 Declare new virtual method do_is_local_label_name.
8981 * target.cc: New file.
8982 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8983 (check_SCRIPTS): Add discard_locals_test.sh.
8984 (check_DATA): Add discard_local_tests.syms.
8985 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8986 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8987 * testsuite/Makefile.in: Regenerate.
8988 * testsuite/discard_locals_test.c: New file.
8989 * testsuite/discard_locals_test.sh: Same.
8990
805bb01c
DK		 89912009-06-05 Doug Kwan <dougkwan@google.com>
8992
8993 * object.cc (Sized_relobj::Sized_relobj): Initialize
8994 discarded_eh_frame_shndx_ to -1U.
8995 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8996 section.
8997 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8998 a discarded .eh_frame section.
8999 (Sized_relobj::do_finalize_local_symbols): Ditto.
9000 * object.h (class Sized_relobj): Declare new member
9001 discarded_eh_frame_shndx_.
9002 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
9003 (local_labels_test.o, local_labels_test): New rules.
9004 * testsuite/Makefile.in: Regenerate.
9005
1dcd334d
DK		 90062009-06-04 Doug Kwan <dougkwan@google.com>
9007
9008 * layout.cc (Layout::section_name_mapping): Add mapping for
9009 special ARM sections.
9010
96d49306
DK		 90112009-06-03 Doug Kwan <dougkwan@google.com>
9012
9013 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
9014 (utils::has_overflow): Same.
9015
dff16297
ILT		 90162009-06-03 Ian Lance Taylor <iant@google.com>
9017
9018 * layout.cc (Layout::section_name_mapping): New array, replacing
9019 Layout::linkonce_mapping.
9020 (Layout::section_name_mapping_count): New variable, replacing
9021 Layout::linkonce_mapping_count.
9022 (Layout::linkonce_output_name): Remove.
9023 (Layout::output_section_name): Rewrite.
9024 * layout.h (class Layout): Rename Linkonce_mapping to
9025 Section_name_mapping, linkonce_mapping to section_name_mapping,
9026 linkonce_mapping_count to section_name_mapping_count. Don't
9027 declare linkonce_output_name.
9028
c121c671
DK		 90292009-06-03 Doug Kwan <dougkwan@google.com>
9030
9031 * gold/arm.cc (namespace utils): New.
9032 (Target_arm::reloc_is_non_pic): Define new method.
9033 (class Arm_relocate_functions): New.
9034 (Target_arm::Relocate::relocate): Handle relocation types used by
9035 Android.
9036
07800fab
ILT		 90372009-06-03 Ian Lance Taylor <iant@google.com>
9038
9039 * arm.cc (Target_arm::scan::global): Use || instead of |.
9040
c121c671
DK		 90412009-06-02 Doug Kwan <dougkwan@google.com>
9042
9043 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
9044 issued_non_pic_error_.
9045 (class Target_arm::Scan): Declare new method check_non_pic.
9046 Define new method symbol_needs_plt_entry.
9047 Declare new data member issued_non_pic_error_.
9048 (class Target_arm::Relocate): Declare new method
9049 should_apply_static_reloc.
9050 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
9051 (Target_arm::Scan::check_non_pic): Define new method.
9052 (Target_arm::Scan::local): Handle a small subset of reloc types used
9053 by Android.
9054 (Target_arm::Scan::local): Same.
9055 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
9056
b19b0c6d
ILT		 90572009-05-31 Mikolaj Zalewski <mikolajz@google.com>
9058
9059 * incremental.cc (Incremental_inputs::report_command_line): Filter
9060 out --incremental-* options.
9061
94cdfcff
DK		 90622009-05-29 Doug Kwan <dougkwan@google.com>
9063
9064 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9065 template class.
9066 (class Target_arm): Update comment.
9067 (Target_arm::Target_arm): Initialize new data members GOT_,
9068 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
9069 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
9070 and Target_arm::rel_dyn_section.
9071 Declare new_enum Target_arm::Got_type.
9072 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
9073 and DYNBSS_.
9074 Update commments for member do_dynsym_value.
9075 (Target_arm::got_size, Target_arm::plt_section,
9076 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
9077 new methods inside class defintion.
9078 (Target_arm::got_section): Define new method.
9079 (Target_arm::rel_dyn_section): Same.
9080 (Output_data_plt_arm): New template class.
9081 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
9082 (Output_data_plt_arm:do_adjust_output_section): Define new method.
9083 (Output_data_plt_arm::add_entry): Same.
9084 (Output_data_plt_arm::first_plt_entry): Define new
9085 static data member for PLT instruction template.
9086 (Output_data_plt_arm::plt_entry): Same.
9087 (Output_data_plt_arm::do_write): Define new method.
9088 (Target_arm::make_plt_entry): Same.
9089 (Target_arm::do_finalize_sections): Same.
9090 (Target_arm::do_dynsym_value): Same.
9091
4a657b0d
DK		 90922009-05-28 Doug Kwan <dougkwan@google.com>
9093
9094 * Makefile.am (TARGETSOURCES): Add arm.cc.
9095 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
9096 * Makefile.in: Regenerate.
9097 * arm.cc: New file.
9098 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
9099
e7ae8c36
DK		 91002009-05-26 Doug Kwan <dougkwan@google.com>
9101
9102 * options.cc (General_options::parse_exclude_libs). Fix a comment.
9103 (General_options::check_excluded_libs): Strip off directories in
9104 archive name before matching like GNU ld does.
9105 * testsuite/Makefile.am (MOSTLYCLEANFILES,
9106 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
9107 (exclude_libs_test_LDFLAGS): Add linker option
9108 -Wl,--exclude-libs,libexclude_libs_test_3
9109 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
9110 an explicit archive without using -l.
9111 (alt/libexclude_libs_test_3.a): New make rule.
9112 * testsuite/Makefile.in: Regenerate.
9113 * testsuite/exclude_libs_test.c : Declare lib3_default().
9114 (main): Call it.
9115 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
9116 * exclude_libs_test_3.c: New file.
9117
f12e7348
NC		 91182009-05-26 Nick Clifton <nickc@redhat.com>
9119
9120 * po/id.po: New Indonesian translation.
9121 * po/gold.pot: Updated template file.
9122
4daadc0d
ST		 91232009-05-22 Sriraman Tallam <tmsriram@google.com>
9124
e1df38aa 9125 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 9126 gc_comdat_test files. Add -Wl,--gc-sections to build
9127 gc_comdat_test.
9128 * testsuite/Makefile.in: Regenerate.
9129 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9130
531813ad
ST		 91312009-05-21 Sriraman Tallam <tmsriram@google.com>
9132
9133 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
9134 kept comdat section was garbage collected.
9135 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
9136 * testsuite/Makefile.in: Regenerate.
9137 * testsuite/gc_comdat_test.sh: New file.
9138 * testsuite/gc_comdat_test_1.cc: New file.
9139 * testsuite/gc_comdat_test_2.cc: New file.
9140
65514900
CC		 91412009-05-19 Doug Kwan <dougkwan@google.com>
9142
9143 * archive.cc (Archive::Archive): Move constructor from archive.h
9144 to here. Initialize no_export_.
9145 (Archive::get_elf_object_for_member): Set no_export flag of object.
9146 * archive.h (Archive::Archive): Move constructor body to
9147 archive.cc.
9148 (Archive::no_export): New method.
9149 (Archive::no_export_): New field.
9150 * object.h (Object::Object): Initialize no_export_ to false.
9151 (Object::no_export, Object::set_no_export): New methods.
9152 (Object::no_export_): New field.
9153 * options.cc (General_options::parse_exclude_libs): New method.
9154 (General_options::check_excluded_libs) Same.
9155 * options.h (exclude_libs): New option.
9156 (General_options::check_excluded_libs): New method declaration.
9157 (General_options::excluded_libs_): New field.
9158 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9159 default or protected visibility if an object has no-export flag set.
9160 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9161 (check_SCRIPTS): Add exclude_libs_test.sh.
9162 (check_DATA): Add exclude_libs_test.syms.
9163 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9164 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9165 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9166 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9167 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9168 libexclude_libs_test_2.a): New rules.
9169 * testsuite/Makefile.in: Regenerate.
9170 * testsuite/exclude_libs_test.c: New file.
9171 * testsuite/exclude_libs_test.sh: Ditto.
9172 * testsuite/exclude_libs_test_1.c: Ditto.
9173 * testsuite/exclude_libs_test_2.c: Ditto.
9174
1b77ea50
ILT		 91752009-05-15 Ian Lance Taylor <iant@google.com>
9176
9177 * configure.ac: Check for declarations for cases where libiberty.h
9178 checks HAVE_DECL_xxx.
9179 * configure, config.in: Rebuild.
9180
072fe7ce
ILT		 91812009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9182
9183 * gold.h (Incremental_argument_list): Remove (invalid) forward
9184 declaration.
9185 * incremental.cc (Incremental_inputs::report_achive): New method.
9186 (Incremental_inputs::report_object): New method.
9187 (Incremental_inputs::report_script): New method.
9188 (Incremental_inputs::finalize_inputs): New method.
9189 (Incremental_inputs::finalize): Call finalize_inputs().
9190 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9191 Create inputs entries.
9192 * incremental.h (Incremental_input_type): New enum.
9193 (Incremental_inputs::Incremental_input): Initialize new fields.
9194 (Incremental_inputs::report_inputs): New method.
9195 (Incremental_inputs::report_achive): New method.
9196 (Incremental_inputs::report_object): New method.
9197 (Incremental_inputs::report_script): New method.
9198 (Incremental_inputs::finalize_inputs): New method.
9199 (Incremental_inputs::Input_info): New struct.
9200 (Incremental_inputs::Input_info_map): New typedef.
9201 (Incremental_inputs::lock_): New field.
9202 (Incremental_inputs::Inputs_): New field.
9203 (Incremental_inputs::Inputs_map): New field.
9204 * main.cc (main): Call Incremental_input::report_inputs.
9205 * options.h (Input_argument_list): Typedef moved from
9206 Input_arguments.
9207 (Input_file_group::Files): Remove, use ::Input_argument_list.
9208 (Input_file_group::Input_argument_list): Remove, use
9209 ::Input_argument_list.
9210 * plugin.cc (Plugin_manager::add_input_file): Add error in
9211 incremental build.
9212 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9213 functions.
9214 * script.cc (read_input_script): Call
9215 Incremental_input::report_script.
9216 * script.h (Script_info): New class.
9217
b0481b0b
ILT		 92182009-04-27 Ian Lance Taylor <iant@google.com>
9219
9220 * x86_64.cc (do_adjust_output_section): Set entsize to
9221 plt_entry_size.
9222
b22a5a41 92232009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 9224
9225 * output.cc (Output_file::close): After short writes, continue
9226 writing from the correct offset in the buffer being written.
9227
40fde488
CD		 92282009-04-23 Chris Demetriou <cgd@google.com>
9229
9230 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9231 * configure: Regenerate.
9232 * config.in: Regenerate.
9233 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9234 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9235
3ce2c28e
ILT		 92362009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9237
9238 * incremental.cc (Incremental_inputs_header_data): Renamed from
9239 Incremental_input_header_data.
9240 (Incremental_inputs_header_data::data_size): New field.
9241 (Incremental_inputs_header_data::put_input_file_count): Renamed
9242 from input_file_count.
9243 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9244 from command_line_offset.
9245 (Incremental_inputs_header_data::put_reserved): Renamed from
9246 put_reserved.
9247 (Incremental_inputs_entry_data): Renamed from
9248 Incremental_input_entry_data.
9249 (Incremental_inputs_entry_data::data_size): New field.
9250 (Incremental_inputs::report_command_line): New method.
9251 (Incremental_inputs::finalize): New method.
9252 (Incremental_inputs::create_incremental_inputs_data): New method.
9253 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9254 * incremental.h: New file.
9255 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9256 (Layout::finalize): Create incremental inputs section in
9257 incremental builds.
9258 (Layout::create_incremental_info_sections): New method.
9259 * layout.h (Layout::incremental_inputs): New method.
9260 (Layout::create_incremental_info_sections): New method.
9261 (Layout::incremental_inputs_): New field.
9262 * main.cc (main): Notify Incremental_input of the command line.
9263
e55bde5e
ILT		 92642009-04-01 Ian Lance Taylor <iant@google.com>
9265 Mikolaj Zalewski <mikolajz@google.com>
9266
9267 * gold.h (reserve_unordered_map): Define, three versions, one for
9268 each version of Unordered_map.
9269 * layout.cc (Layout::Layout): Remove options parameter. Add
9270 number_of_input_files parameter. Don't initialize options_.
9271 Initialize number_of_input_files_ and resized_signatures_. Move
9272 sections_are_attached_.
9273 (Layout::layout_group): Reserve space for group_signatures_.
9274 (Layout::find_or_add_kept_section): Change name parameter to be a
9275 reference. Resize signatures_ map when it gets large enough.
9276 (Layout::layout_eh_frame): Use parameters->options() instead of
9277 this->options_.
9278 (Layout::make_output_section): Likewise.
9279 (Layout::attach_allocated_section_to_segment): Likewise.
9280 (Layout::finalize, Layout::create_executable_stack): Likewise.
9281 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9282 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9283 * layout.h (class Layout): Update declarations. Remove options_
9284 field. Add number_of_input_files_ and resized_signatures_
9285 fields. Move sections_are_attached_ field.
9286 * main.cc (main): Pass number of input files to Layout
9287 constructor. Don't pass options.
9288
154b857c
ILT		 92892009-03-30 Ian Lance Taylor <iant@google.com>
9290
9291 * ffsll.c (ffsll): Correct implementation.
9292
2f35ab9b
ILT		 92932009-03-27 Ian Lance Taylor <iant@google.com>
9294
fd03461a
ILT		 9295 * ffsll.c: New file.
9296 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9297 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9298 * ftruncate.c (ftruncate): Declare before definition.
9299 * mremap.c (mremap): Likewise.
9300 * pread.c (pread): Likewise.
9301 * configure, Makefile.in, config.in: Rebuild.
9302
2f35ab9b
ILT		 9303 * mremap.c: New file.
9304 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9305 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9306 (mremap): Declare if HAVE_MREMAP is not defined.
9307 * configure, Makefile.in, config.in: Rebuild.
9308
33aea2fd
CC		 93092009-03-27 Cary Coutant <ccoutant@google.com>
9310
9311 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9312 position independent.
9313 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9314 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9315
6d479619
CC		 93162009-03-24 Cary Coutant <ccoutant@google.com>
9317
9318 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9319 an executable.
9320 (needs_dynamic_reloc): Likewise.
9321
afc06bb8
ILT		 93222009-03-24 Ian Lance Taylor <iant@google.com>
9323
9324 * yyscript.y (file_cmd): Recognize EXTERN.
9325 (extern_name_list, extern_name_list_body): New nonterminals.
9326 * script.cc (script_add_extern): Define.
9327 * script-c.h (script_add_extern): Declare.
9328
f6060a4d
ILT		 93292009-03-24 Rafael Avila de Espindola <espindola@google.com>
9330
9331 * object.cc (is_elf_object): Define.
9332 * object.h (is_elf_object): Declare.
9333 * archive.cc (Archive::get_elf_object_for_member): Call
9334 is_elf_object.
33aea2fd 9335 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 9336
26736d8e
ILT		 93372009-03-24 Elliott Hughes <enh@google.com>
9338
9339 * output.cc (Output_file::map_anonymous): Define.
9340 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9341 try an anonymous one. Report the size if the mmap fails.
9342 * output.h (class Output_file): Declare map_anonymous.
9343
22fd9730
ILT		 93442009-03-24 Ian Lance Taylor <iant@google.com>
9345
9346 * target-select.cc (instantiate_target): Don't acquire the lock if
9347 the instantiated_target_ field has already been set.
9348
cb010894
ILT		 93492009-03-23 Ian Lance Taylor <iant@google.com>
9350
7f055c20
ILT		 9351 * gold-threads.h (class Initialize_lock): Define.
9352 * gold-threads.cc (class Initialize_lock_once): Define.
9353 (initialize_lock_control): New static variable.
9354 (initialize_lock_pointer): New static variable.
9355 (initialize_lock_once): New static function.
9356 (Initialize_lock::Initialize_lock): Define.
9357 (Initialize_lock::initialize): Define.
9358 * target-select.h: Include "gold-threads.h".
9359 (class Target_selector): Add lock_ and initialize_lock_ fields.
9360 Don't define instantiate_target, just declare it.
9361 * target-select.cc (Target_selector::Target_selector): Initialize
9362 new fields.
9363 (Target_selector::instantiate_target): Define.
9364 * descriptors.h: Include "gold-threads.h".
9365 (class Descriptors): Add initialize_lock_ field.
9366 * descriptors.cc (Descriptors::Descriptors): Initialize new
9367 field.
9368 (Descriptors::open): Use initialize_lock_ field
9369 * errors.h (class Errors): Add initialize_lock_ field.
9370 * errors.cc (Errors::Errors): Initialize new field.
9371 (Errors::initialize_lock): Use initialize_lock_ field.
9372 * powerpc.cc (class Target_selector_powerpc): Remove
9373 instantiated_target_ field. In do_recognize call
9374 instantiate_target rather than do_instantiate_target. In
9375 do_instantiate_target just allocate a new target.
9376 * sparc.cc (class Target_selector_sparc): Likewise.
9377
36959681
ILT		 9378 * freebsd.h: New file.
9379 * i386.cc: Include "freebsd.h".
9380 (Target_i386): Derive from Target_freebsd rather than
9381 Sized_target.
9382 (Target_selector_i386): Derive from Target_selector_freebsd rather
9383 than Target_selector.
9384 * x86_64.cc: Include "freebsd.h".
9385 (Target_x86_64): Derive from Target_freebsd rather than
9386 Sized_target.
9387 (Target_selector_x86_64): Derive from Target_selector_freebsd
9388 rather than Target_selector.
9389 * target.h (class Target): Add adjust_elf_header and
9390 do_adjust_elf_header.
9391 * output.cc (Output_file_header:: do_sized_write): Call target
9392 adjust_elf_header routine.
9393 * configure.tgt: Set targ_osabi.
9394 * configure.ac: Define GOLD_DEFAULT_OSABI.
9395 * parameters.cc (Parameters::default_target): Pass
9396 GOLD_DEFAULT_OSABI to select_target.
9397 * target-select.h (class Target_selector): Make instantiate_target
9398 protected rather than private.
9399 * Makefile.am (HFILES): Add freebsd.h.
9400 * configure, Makefile.in, config.in: Rebuild.
9401
cb010894
ILT		 9402 * merge.cc (do_add_input_section): Correct pend value. Change
9403 message about last entry not being null terminated from error to
9404 warning.
9405
0e879927
ILT		 94062009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9407
9408 * incremental.cc: New file.
9409 * Makefile.am (CCFILES): Add incremental.cc.
9410 * Makefile.in: Rebuild.
9411
41105937
PP		 94122009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9413
9414 * layout.cc (Layout::output_section_name): Preserve names
9415 of '.note.' sections.
e1df38aa 9416
60439920
ILT		 94172009-03-19 Ian Lance Taylor <iant@google.com>
9418
9419 * descriptors.cc (Descriptors::open): Check that the options are
9420 valid before using them.
9421
0d371ad3
ILT		 94222009-03-18 Ian Lance Taylor <iant@google.com>
9423
9424 * script-sections.h: Include <list>.
9425 (class Script_sections): Change Sections_elements from std::vector
9426 to std::list. Typedef public Elements_iterator. Add
9427 orphan_section_placement_, data_segment_align_start_, and
9428 saw_data_segment_align_ fields. Remove data_segment_align_index_
9429 field.
9430 * script-sections.cc (class Orphan_section_placement): New class.
9431 (class Sections_element): Add virtual functions is_relro and
9432 orphan_section_init. Remove virtual function place_orphan_here.
9433 (class Output_section_definition): Add is_relro and
9434 orphan_section_init. Remove place_orphan_here.
9435 (class Orphan_output_section): Likewise.
9436 (Script_sections::Script_sections): Update for field changes.
9437 (Script_sections::data_segment_align): Set saw_data_segment_align_
9438 and data_segment_align_start_, not data_segment_align_index.
9439 (Script_sections::data_segment_relro_end): Check
9440 saw_data_segment_align_. Use data_segment_align_start_ rather
9441 than data_segment_align_index_.
9442 (Script_sections::place_orphan): Rewrite to use
9443 Orphan_section_placement.
9444
9201d894
ILT		 94452009-03-17 Ian Lance Taylor <iant@google.com>
9446
9c5b8369
ILT		 9447 * archive.cc (Archive::add_symbols): Check for a version attached
9448 to the symbol name in the archive map.
9449 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9450 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9451 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9452 (ver_test_11.a): New target.
9453 * testsuite/Makefile.in: Rebuild.
9454
9201d894
ILT		 9455 * configure.ac: Check for chsize and posix_fallocate. Replace
9456 ftruncate.
9457 * ftruncate.c: New file, from gnulib.
9458 * output.cc (posix_fallocate): Define dummy version if not
9459 HAVE_POSIX_FALLOCATE.
9460 (Output_file::map): Call posix_fallocate rather than lseek and
9461 write.
9462 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9463 * configure, Makefile.in, config.in: Rebuild.
9464
ef4ab7a8 94652009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9466
ef4ab7a8
PP		 9467 * layout.h (Layout::create_note): Add section_name parameter.
9468 * layout.cc (Layout::create_note): Likewise.
9469 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9470
8c500701
ILT		 94712009-03-17 Ian Lance Taylor <iant@google.com>
9472
e85b18e1
ILT		 9473 * descriptors.cc: Include "options.h".
9474 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9475 (Descriptors::open): Always use O_CLOEXEC when opening a new
9476 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9477 then set FD_CLOEXEC.
9478
9efe6174
ILT		 9479 * sparc.cc (class Target_sparc): Add has_got_section.
9480 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9481 make sure we have a GOT section.
9482
9483 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9484 (Target_sparc::Scan::local): Likewise.
9485 (Target_sparc::Scan::global): Likewise.
9486 (Target_sparc::Relocate::relocate): Likewise.
9487 (Target_sparc::Relocate::relocate_tls): Likewise.
9488
8c500701
ILT		 9489 * symtab.cc (Symbol_table::define_default_version): New function,
9490 broken out of add_from_object.
9491 (Symbol_table::add_from_object): Call define_default_version.
9492 (Symbol_table::define_special_symbol): Add resolve_oldsym
9493 parameter. Change all callers. If the version for a symbol comes
9494 from a version script, resolve it with the symbol with the same
9495 name with no version. Also add the symbol without a version if
9496 appropriate.
9497 (do_define_in_output_data): If resolving with oldsym, don't delete
9498 sym.
9499 (do_define_in_output_segment): Likewise.
9500 (do_define_as_constant): Likewise.
9501 * symtab.h (class Symbol_table): Update declarations.
9502
f1ed28fb
ILT		 95032009-03-13 Ian Lance Taylor <iant@google.com>
9504
15f8229b
ILT		 9505 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9506 (Read_symbols::requeue): New function.
9507 (Read_symbols::do_read_symbols): If make_elf_object fails because
9508 the target type is not configured, and the file was searched for,
9509 issue a warning and retry with the next directory.
9510 (Add_symbols::run): If the file has an incompatible format, and
9511 it was searched for, requeue the Read_symbols task. On error,
9512 release the object.
9513 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9514 dirindex parameter to constructor. Change all callers. Declare
9515 incompatible_warning and requeue.
9516 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9517 input_argument_ and input_group_ fields. Add them to
9518 constructor. Change all callers.
9519 (class Read_script): Add dirindex_ field. Add it to constructor.
9520 Change all callers.
9521 * archive.cc (Archive::setup): Remove input_objects parameter.
9522 Change all callers.
9523 (Archive::get_file_and_offset): Likewise.
9524 (Archive::read_all_symbols): Likewise.
9525 (Archive::read_symbols): Likewise.
9526 (Archive::get_elf_object_for_member): Remove input_objects
9527 parameter. Add punconfigured parameter. Change all callers.
9528 (Archive::add_symbols): Change return type to bool. Check return
9529 value of include_member.
9530 (Archive::include_all_members): Likewise.
9531 (Archive::include_member): Change return type to bool. Return
9532 false if first included object has incompatible target. Set
9533 included_member_ field.
9534 (Add_archive_symbols::run): If add_symbols returns false, requeue
9535 Read_symbols task.
9536 * archive.h (class Archive): Add included_member_ field.
9537 Initialize it in constructor. Add input_file and searched_for
9538 methods. Update declarations.
9539 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9540 input_argument_ fields. Add them to constructor. Change all
9541 callers.
9542 * script.cc: Include "target-select.h".
9543 (class Parser_closure): Add skip_on_incompatible_target_ and
9544 found_incompatible_target_ fields. Add
9545 skip_on_incompatible_target parameter to constructor. Change all
9546 callers. Add methods skip_on_incompatible_target,
9547 clear_skip_on_incompatible_target, found_incompatible_target, and
9548 set_found_incompatible_target.
9549 (read_input_script): Add dirindex parameter. Change all callers.
9550 If parser finds an incompatible target, requeue Read_symbols
9551 task.
9552 (script_set_symbol): Clear skip_on_incompatible_target in
9553 closure.
9554 (script_add_assertion, script_parse_option): Likewise.
9555 (script_start_sections, script_add_phdr): Likewise.
9556 (script_check_output_format): New function.
9557 * script.h (read_input_script): Update declaration.
9558 * script-c.h (script_check_output_format): Declare.
9559 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9560 (ignore_cmd): Remove OUTPUT_FORMAT.
9561 * fileread.cc (Input_file::Input_file): Add explicit this.
9562 (Input_file::will_search_for): New function.
9563 (Input_file::open): Add pindex parameter. Change all callers.
9564 * fileread.h (class Input_file): Add input_file_argument method.
9565 Declare will_search_for. Update declarations.
9566 * object.cc (make_elf_object): Add punconfigured parameter.
9567 Change all callers.
9568 * object.h (class Object): Make input_file public. Add
9569 searched_for method.
9570 (make_elf_object): Update declaration.
9571 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9572 restart search.
9573 * dirsearch.h (class Dirsearch): Update declaration.
9574 * options.h (class General_options): Add --warn-search-mismatch.
9575 * parameters.cc (Parameters::is_compatible_target): New function.
9576 * parameters.h (class Parameters): Declare is_compatible_target.
9577 * workqueue.cc (Workqueue::add_blocker): New function.
9578 * workqueue.h (class Workqueue): Declare add_blocker.
9579
f1ed28fb
ILT		 9580 * fileread.cc (Input_file::open): Remove options parameter.
9581 Change all callers.
9582 (Input_file::open_binary): Likewise.
9583 * script.cc (read_input_script): Likewise.
9584 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9585 options parameter from constructor. Change all callers.
9586 (class Read_script): Likewise.
9587 * fileread.h (class Input_file): Update declarations.
9588 * script.h (read_input_script): Update declaration.
9589
34dd024a
NC		 95902009-03-10 Nick Clifton <nickc@redhat.com>
9591
9592 * po/es.po: New Spanish translation.
9593
6d71b17c
CC		 95942009-03-06 Cary Coutant <ccoutant@google.com>
9595
9596 * options.cc (parse_short_option): Keep dash_z from registering itself.
9597
031cdbed
ILT		 95982009-03-03 Ian Lance Taylor <iant@google.com>
9599
9600 PR 9918
9601 * target-reloc.h (relocate_section): Pass output_section to
9602 relocate.
9603 * i386.cc (Target_i386::should_apply_static_reloc): Add
9604 output_section parameter. Change all callers.
9605 (Target_i386::Relocate::relocate): Add output_section parameter.
9606 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9607 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9608 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9609 * testsuite/two_file_shared.sh: New script.
9610 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9611 (check_DATA): Add two_file_shared.dbg.
9612 (two_file_shared.dbg): New target.
9613 * testsuite/Makefile.in: Rebuild.
9614
15d5fa16
ILT		 96152009-03-01 Ian Lance Taylor <iant@google.com>
9616
9617 * configure.ac: Check for byteswap.h.
9618 * configure: Rebuild.
9619 * config.in: Rebuild.
9620
8a4c0b0d
ILT		 96212009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9622
9623 * layout.cc (Layout::find_or_add_kept_section): New function.
9624 (Layout::add_comdat): Removed.
9625 * layout.h (struct Kept_section): Move out of class Layout.
9626 Remove trailing underscores from field names. Add group_sections
9627 field. Rename group_ field to is_group. Change all uses.
9628 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9629 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9630 comdat_groups_ field.
9631 (Sized_relobj::include_section_group): Use
9632 find_or_add_kept_section and Kept_section::group_sections.
9633 (Sized_relobj::include_linkonce_section): Likewise.
9634 * object.cc (class Sized_relobj): Don't define Comdat_group or
9635 Comdat_group_table. Remove find_comdat_group and
9636 add_comdat_group. Remove comdat_groups_ field.
9637 * plugin.cc (include_comdat_group): Use
9638 Layout::find_or_add_kept_section.
9639
b4ecf66b
ILT		 96402009-02-28 Ian Lance Taylor <iant@google.com>
9641
14359ca0
ILT		 9642 * README: --gc-sections and map files are now supported. Document
9643 some build requirements.
9644
b4ecf66b
ILT		 9645 PR 6992
9646 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9647 relocatable link set the value of the section symbol to zero.
9648 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9649 relocatable link don't include the section address in the local
9650 symbol value.
9651
0602e05a
ILT		 96522009-02-27 Ian Lance Taylor <iant@google.com>
9653
fd9d194f
ILT		 9654 PR 6811
9655 * options.h (class Search_directory): Add is_system_directory.
9656 (class General_options): Declare is_in_system_directory.
9657 * options.cc (get_relative_sysroot): Make static.
9658 (get_default_sysroot): Make static.
9659 (General_optoins::is_in_system_directory): New function.
9660 * fileread.cc (Input_file::is_in_system_directory): New function.
9661 * fileread.h (class Input_file): Declare is_in_system_directory.
9662 * object.h (class Object): Add is_in_system_directory.
9663 (class Input_objects): Remove system_library_directory_ field.
9664 * object.cc (Input_objects::add_object): Don't set
9665 system_library_directory_.
9666 (input_objects::found_in_system_library_directory): Remove.
9667 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9668 parameter. Change all callers.
9669 (Symbol_table::sized_write_globals): Likewise.
9670 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9671 Call Object::is_in_system_directory.
9672 * symtab.h (class Symbol_table): Update declarations.
9673
61edd21f
ILT		 9674 PR 5990
9675 * descriptors.h (Open_descriptor): Add is_on_stack field.
9676 * descriptors.cc (Descriptors::open): If the descriptor is on the
9677 top of the stack, remove it. Initialize is_on_stack field.
9678 (Descriptors::release): Only add pod to stack if it is not on the
9679 stack already.
9680 (Descriptors::close_some_descriptor): Clear stack_next and
9681 is_on_stack fields.
9682
e29e076a
ILT		 9683 PR 7091
9684 * output.cc (Output_section::find_starting_output_address): Rename
9685 from starting_output_address; add PADDR parameter; change return
9686 type.
9687 * output.h (class Output_section): Declare
9688 find_starting_output_address instead of starting_output_address.
9689 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9690 section symbol for which we can't find a merge section.
9691
0602e05a
ILT		 9692 PR 9836
9693 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9694 hidden or internal, force the symbol to be local.
9695 * resolve.cc (Symbol::override_visibility): Define.
9696 (Symbol::override_base): Use override_visibility.
9697 (Symbol_table::resolve): Likewise.
9698 (Symbol::override_base_with_special): Likewise.
9699 (Symbol_table::override_with_special): If the visibility is hidden
9700 or internal, force the symbol to be local.
9701 * symtab.h (class Symbol): Add set_visibility and
9702 override_visibility.
9703 * testsuite/ver_test_1.sh: New file.
9704 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9705 (check_DATA): Add ver_test_1.syms.
9706 (ver_test_1.syms): New target.
9707 * testsuite/Makefile.in: Rebuild.
9708
401a9a73
CC		 97092009-02-25 Cary Coutant <ccoutant@google.com>
9710
9711 * layout.cc (Layout::choose_output_section): Don't rename sections
9712 when using a linker script that has a SECTIONS clause.
9713 * Makefile.in: Regenerate.
9714
9715 * testsuite/Makefile.am (script_test_5.sh): New test case.
9716 * testsuite/Makefile.in: Regenerate.
9717 * testsuite/script_test_5.cc: New file.
9718 * testsuite/script_test_5.sh: New file.
9719 * testsuite/script_test_5.t: New file.
9720
f488e4b0
CC		 97212009-02-13 Rafael Avila de Espindola <espindola@google.com>
9722
9723 * archive.cc (Archive::include_member): Update calls to add_symbols.
9724 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9725 the Layout argument.
9726 * dynobj.h (do_add_symbols): Add the Layout argument.
9727 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9728 Layout argument.
9729 * object.h (Object::add_symbols): Add the Layout argument.
9730 (Object::do_add_symbols): Add the Layout argument.
9731 (Sized_relobj::do_add_symbols): Add the Layout argument.
9732 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9733 Unify the two versions.
9734 (Add_plugin_symbols): Remove.
9735 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9736 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9737 (Add_plugin_symbols): Remove.
9738 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9739 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9740 (Add_symbols::run): Make it work with Pulginobj.
9741
89dd1680
ILT		 97422009-02-06 Ian Lance Taylor <iant@google.com>
9743
9744 * object.cc (Sized_relobj::do_layout): Make info message start
9745 with lower case letter.
9746
266d0a74
ILT		 97472009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9748
602b464e
ILT		 9749 * binary.cc: Fix file comment.
9750
266d0a74
ILT		 9751 * options.h (enum Incremental_disposition): Define.
9752 (class General_options): Add new options: --incremental,
9753 --incremental_changed, --incremental_unchanged,
9754 --incremental_unknown. Add incremental_disposition_ and
9755 implicit_incremental_ fields.
9756 (General_options::incremental_disposition): New function.
9757 (class Position_dependent_options): Add incremental_disposition
9758 option.
9759 (Position_dependent_options::copy_from_options): Set incremental
9760 dispositions.
9761 * options.cc (General_options::parse_incremental_changed): New
9762 function.
9763 (General_options::parse_incremental_unchanged): New function.
9764 (General_options::parse_incremental_unknown): New function.
9765 (General_options::General_options): Initialize new fields
9766 incremental_disposition_ and implicit_incremental_.
9767 (General_options::finalize): Check for uasge of --incremental-*
9768 without --incremental.
9769
f073bbf7
CD		 97702009-02-06 Chris Demetriou <cgd@google.com>
9771
9772 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9773 pointer and to report location as the file name associated with
9774 the symbol.
9775 (gold_undefined_symbol_at_location): New function to replace the
9776 old gold_undefined_symbol functionality.
9777 * target-reloc.h (relocate_section): Update to use
9778 gold_undefined_symbol_at_location.
9779 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9780 Call gold_undefined_symbol function rather than gold_error.
9781 * errors.h (Errors::undefined_symbol): Take location as a
9782 string, rather than calculating it from a relocation.
9783 * errors.cc (Errors::fatal): Print "fatal error:" before the
9784 formatted message.
9785 (Errors::error, Errors::error_at_location): Print "error: "
9786 before the formatted message.
9787 (Errors::undefined_symbol): Take location as a string, rather
9788 than calculating it from a relocation.
9789 (gold_undefined_symbol_at_location): New function akin to
9790 old gold_undefined_symbol, calculates location from relocation.
9791 (gold_undefined_symbol): Change to take only a Symbol pointer
9792 and to report location as the file name associated with the symbol.
9793 * testsuite/debug_msg.sh: Update for changed error messages.
9794 * testsuite/undef_symbol.sh: Likewise.
9795
8e94a90c
ILT		 97962009-02-04 Duncan Sands <baldrick@free.fr>
9797
9798 PR 9812
9799 * reduced_debug_output.h
9800 (Output_reduced_debug_abbrev_section::failed): Use format for
9801 gold_warning.
9802 (Output_reduced_debug_info_section::faild): Likewise.
9803
88a0e15b
ILT		 98042009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9805
9806 * script.cc (Lazy_demangler): New class.
9807 (Version_script_info::get_symbol_version_helper): Demangle a
9808 symbol only once.
9809
5efc7cd2
CC		 98102009-01-29 Cary Coutant <ccoutant@google.com>
9811
9812 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9813 to __tls_get_addr.
9814 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9815
e0ebcf42
ILT		 98162009-01-28 Ian Lance Taylor <iant@google.com>
9817
5efc7cd2 9818 * version.cc (version_string): Bump to 1.9.
75fe7426 9819
e0ebcf42
ILT		 9820 * gold.h: Include <cstring> and <stdint.h>.
9821 * version.cc: Include <cstdio>.
9822 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9823 warning.
9824 * reduced_debug_output.cc (insert_into_vector): Rename from
9825 Insert_into_vector; change all callers. Use Swap_unaligned to
9826 avoid aliasing issue; remove union since it is unnecessary.
9827
8e2813be 98282009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9829
9830 * Makefile.am (CCFILES): Add gc.cc.
9831 (HFILES): Add gc.h.
9832 * Makefile.in: Regenerate.
9833 * gold.cc (Gc_runner): New class.
9834 (queue_initial_tasks): Call garbage collection related tasks
9835 when corresponding options are invoked.
9836 (queue_middle_gc_tasks): New function.
9837 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9838 processed early before laying out sections during garbage collection.
9839 * gold.h (queue_middle_gc_tasks): New function.
9840 (is_prefix_of): Move from "layout.cc".
9841 * i386.cc (Target_i386::gc_process_relocs): New function.
9842 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9843 * main.cc (main): Create object of class "Garbage_collection".
9844 * object.cc (Relobj::copy_symbols_data): New function.
9845 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9846 (Sized_relobj::do_layout): Allow this function to be called twice
9847 during garbage collection and defer layout of section during the
6d03d481
ST		 9848 first call.
9849 * object.h (Relobj::get_symbols_data): New function.
9850 (Relobj::is_section_name_included): New function.
9851 (Relobj::copy_symbols_data): New function.
9852 (Relobj::set_symbols_data): New function.
9853 (Relobj::get_relocs_data): New function.
9854 (Relobj::set_relocs_data): New function.
9855 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9856 (Relobj::gc_process_relocs): New function.
9857 (Relobj::do_gc_process_relocs): New pure virtual function.
9858 (Relobj::sd_): New data member.
9859 (Sized_relobj::is_output_section_offset_invalid): New function.
9860 (Sized_relobj::do_gc_process_relocs): New function.
9861 * options.h (General_options::gc_sections): Modify to not be a no-op.
9862 (General_options::print_gc_sections): New option.
9863 * plugin.cc (Plugin_finish::run): Remove function call to
9864 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9865 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9866 * reloc.cc (Read_relocs::run): Add task to process relocs and
9867 determine unreferenced sections when doing garbage collection.
9868 (Gc_process_relocs): New class.
9869 (Sized_relobj::do_gc_process_relocs): New function.
9870 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9871 sections that are garbage collected.
9872 * reloc.h (Gc_process_relocs): New class.
9873 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9874 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9875 symbols whose corresponding sections are garbage collected.
9876 (Symbol_table::Symbol_table): Add new parameter for the garbage
9877 collection object.
9878 (Symbol_table::gc_mark_undef_symbols): New function.
9879 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9880 (Symbol_table::gc_mark_dyn_syms): New function.
9881 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9882 as garbage.
9883 (Symbol_table::add_from_object): Likewise.
9884 (Symbol_table::add_from_relobj): When building shared objects, do not
9885 treat externally visible symbols as garbage.
9886 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9887 table information for static and relocatable links.
9888 * symtab.h (Symbol_table::set_gc): New function.
9889 (Symbol_table::gc): New function.
9890 (Symbol_table::gc_mark_undef_symbols): New function.
9891 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9892 (Symbol_table::gc_mark_dyn_syms): New function.
9893 (Symbol_table::gc_): New data member.
e1df38aa 9894 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9895 function.
9896 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9897 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9898
3b293544
CF		 98992009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9900
9901 * options.h (General_options::gc_sections): Define as a no-op for now.
9902 (General_options::no_keep_memory): Ditto.
9903 (General_options::Bshareable): Define.
9904 * options.cc (General_options::finalize): Honor -Bshareable.
9905
83d22aa8
AS		 99062009-01-20 Andreas Schwab <schwab@suse.de>
9907
9908 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9909 read the value in the contents, since we don't use it. Use the
9910 template endianness when writing.
9911 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9912
cd536b21
AS		 99132009-01-19 Andreas Schwab <schwab@suse.de>
9914
9915 * configure.tgt (powerpc64-*): Fix targ_obj.
9916
99e9a495
ILT		 99172009-01-15 Ian Lance Taylor <iant@google.com>
9918
9919 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9920 local symbols when stripping all symbols.
9921
bbbfea06
CC		 99222009-01-14 Cary Coutant <ccoutant@google.com>
9923
99e9a495 9924 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9925
0f7c0701
CC		 99262009-01-14 Cary Coutant <ccoutant@google.com>
9927
9928 * archive.cc (Archive::get_elf_object_for_member): Remove call
9929 to File_read::claim_for_plugin.
9930 * descriptors.cc (Descriptors::open): Remove reference to
9931 is_claimed.
9932 (Descriptors::claim_for_plugin): Remove.
9933 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9934 (Descriptors::is_claimed): Remove.
9935 (claim_descriptor_for_plugin): Remove.
9936 * fileread.cc (File_read::claim_for_plugin): Remove.
9937 * fileread.h (File_read::claim_for_plugin): Remove.
9938 (File_read::descriptor): Reopen descriptor if necessary.
9939 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9940 (Plugin_manager::all_symbols_read): Add task parameter. Change
9941 all callers.
9942 (Plugin_manager::get_input_file): New function.
9943 (Plugin_manager::release_input_file): New function.
9944 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9945 corresponding data member.
9946 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9947 and pass to base constructor. Change all callers.
9948 (get_input_file, release_input_file): New functions.
9949 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9950 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9951 (Plugin_manager::all_symbols_read): Add task parameter.
9952 (Plugin_manager::get_input_file): New function.
9953 (Plugin_manager::release_input_file): New function.
9954 (Plugin_manager::task_): New data member.
9955 (Pluginobj::Pluginobj): Add filesize parameter.
9956 (Pluginobj::filename): New function.
9957 (Pluginobj::descriptor): New function.
9958 (Pluginobj::filesize): New function.
9959 (Pluginobj::filesize_): New data member.
9960 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9961 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9962 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9963
9964 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9965 with archive libraries.
9966 * testsuite/Makefile.in: Regenerate.
9967 * testsuite/plugin_test.c (struct sym_info): New type.
9968 (get_input_file, release_input_file): New static variables.
9969 (onload): Capture new transfer vector entries.
9970 (claim_file_hook): Stop reading at end of file according to filesize.
9971 Factor out parsing of readelf output into separate function.
9972 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9973 APIs and get the source file name from the symbol table. Convert
9974 source file name to corresponding object file name. Print info
9975 message when adding new input files.
9976 (parse_readelf_line): New function.
9977 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9978 * testsuite/plugin_test_2.sh: Likewise.
9979 * testsuite/plugin_test_3.sh: Likewise.
9980 * testsuite/plugin_test_4.sh: New test case.
9981
62a6d109
ILT		 99822009-01-07 Ian Lance Taylor <iant@google.com>
9983
9984 * version.cc (version_string): Bump to 1.8.
9985
483620e8
CC		 99862008-12-23 Cary Coutant <ccoutant@google.com>
9987
9988 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9989 * plugin.cc (Plugin_manager::finish): Rename as
9990 layout_deferred_objects. Move cleanup to separate function.
9991 (Plugin_manager::cleanup): New function.
9992 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9993 separately.
9994 * plugin.h (Plugin_manager::finish): Rename as
9995 layout_deferred_objects.
9996 (Plugin_manager::cleanup): New function.
9997 (Plugin_manager::cleanup_done): New field.
9998
d66a9eb3
CC		 99992008-12-23 Cary Coutant <ccoutant@google.com>
10000
10001 * plugin.cc (is_visible_from_outside): New function.
10002 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
10003 so we don't return "IR only" status for exported symbols or -r links.
10004
10005 * testsuite/Makefile.am (plugin_test_3): New test case.
10006 * testsuite/Makefile.in: Regenerate.
10007 * testsuite/plugin_test_3.sh: New file.
10008
5995b570
CC		 100092008-12-22 Cary Coutant <ccoutant@google.com>
10010
10011 * object.cc (Sized_relobj::layout_section): New function.
10012 (Sized_relobj::do_layout): Defer layout of input sections until after
10013 plugin has provided replacement files.
10014 (Sized_relobj::do_layout_deferred_sections): New function.
10015 * object.h (Relobj::set_section_offset): Remove virtual keyword.
10016 (Relobj::layout_deferred_sections): New function.
10017 (Relobj::do_layout_deferred_sections): New function.
10018 (Sized_relobj::do_layout_deferred_sections): New function.
10019 (Sized_relobj::layout_section): New function.
10020 (Sized_relobj::Deferred_layout): New structure.
10021 (Sized_relobj::deferred_layout_): New field.
10022 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
10023 Change all callers. Layout deferred sections.
10024 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
10025 references.
10026 (Plugin_hook::run): Move code from do_plugin_hook inline.
10027 (Plugin_hook::do_plugin_hook): Remove.
10028 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
10029 (Plugin_manager::finish): Renamed, was cleanup.
10030 (Plugin_manager::should_defer_layout): New function.
10031 (Plugin_manager::add_deferred_layout_object): New function.
10032 (Plugin_manager::Deferred_layout_list): New type.
10033 (Plugin_manager::deferred_layout_objects_): New field.
10034 (Plugin_hook::do_plugin_hook): Remove.
10035
ee769c88
ILT		 100362008-12-17 Ian Lance Taylor <iant@google.com>
10037
10038 * options.h (class General_options): Add --no case for
10039 --export-dynamic.
10040
abc8dcba
CC		 100412008-12-16 Cary Coutant <ccoutant@google.com>
10042
10043 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
10044 vector.
10045 (Plugin_manager::claim_file): Create plugin object even if
10046 plugin did not call the add_symbols callback.
10047 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
10048 asking for more symbols than were added.
10049 * testsuite/Makefile.am (plugin_test_1): Add test case with
10050 no global symbols.
10051 (empty.syms): New target.
10052 * testsuite/Makefile.in: Regenerate.
10053 * testsuite/plugin_test.c (claim_file_hook): Add new debug
10054 message. Don't call add_symbols if no globals.
10055 (all_symbols_read_hook): Don't provide replacement for empty
10056 claimed file.
10057
b0074644
ILT		 100582008-12-12 Ian Lance Taylor <iant@google.com>
10059
68943102
ILT		 10060 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
10061 r_type == 0 for a local symbol with r_sym == 0.
10062 (scan_relocatable_relocs): Pass r_sym to
10063 local_non_section_strategy.
10064 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
10065 r_sym parameter.
10066
b0074644
ILT		 10067 * configure.ac: Update test for TLS descriptors: they are
10068 supported as of glibc 2.9.
10069 * configure: Rebuild.
10070
c2508178
ILT		 100712008-12-11 Ian Lance Taylor <iant@google.com>
10072
10073 PR 7091
10074 * target-reloc.h (Default_scan_relocatable_relocs): For each
10075 function, map r_type == 0 to RELOC_DISCARD.
10076
2756a258
CC		 100772008-12-10 Cary Coutant <ccoutant@google.com>
10078
10079 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
10080 object to override a kept COMDAT group from a plugin object.
10081
bb6f53d3
ILT		 100822008-12-09 Ian Lance Taylor <iant@google.com>
10083
fbc558e1
ILT		 10084 PR 7088
10085 * yyscript.y (file_cmd): Handle INPUT.
10086
bb6f53d3
ILT		 10087 * testsuite/initpri1.c: Change all declarations to be full
10088 prototypes by adding void, to avoid compiler warnings.
10089
4674ecfc
CC		 100902008-12-05 Rafael Avila de Espindola <espindola@google.com>
10091
10092 * options.cc (General_options::parse_plugin_opt): New.
10093 (General_options::add_plugin): The argument now is just the filename.
10094 (General_options::add_plugin_option): New.
10095 * options.h (plugin_opt): New.
10096 (add_plugin): Change argument name.
10097 (add_plugin_option): New.
10098 * plugin.cc (Plugin::load): Don't parse the plugin option.
10099 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
10100 (Plugin::add_option): New.
10101 (Plugin::args_): Change type.
10102 (Plugin::filename_): New.
10103 (Plugin_manager::add_plugin_option): New.
10104 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
10105 * testsuite/Makefile.in: Regenerate.
10106
fd06b4aa
CC		 101072008-12-05 Cary Coutant <ccoutant@google.com>
10108
10109 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
10110 Handle --strip-lto-sections option.
10111 * options.h (strip_lto_sections): New option.
10112
6c52134c
CC		 101132008-12-01 Cary Coutant <ccoutant@google.com>
10114
10115 * plugin.cc (ld_plugin_message): Change format parameter to const.
10116 Fix mismatch between new[] and delete.
10117
a45248e0
CC		 101182008-11-14 Cary Coutant <ccoutant@google.com>
10119
10120 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
10121 instead of -1U.
10122
c82fbeee
CS		 101232008-11-05 Craig Silverstein <csilvers@google.com>
10124
10125 * options.cc (General_options::parse_dynamic_list): New function.
10126 * options.h (General_options): New flags dynamic_list,
10127 dynamic_list_data, dynamic_list_cpp_new, and
10128 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
10129 (General_options::in_dynamic_list): New function.
10130 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
10131 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
10132 (Lex::can_continue_name): Likewise.
10133 (yylex): Likewise.
10134 (read_script_file): New parameter script_options.
10135 (read_dynamic_list): New function.
10136 (Script_options::define_dynamic_list): New function.
10137 (dynamic_list_keyword_parsecodes): New variable.
10138 (dynamic_list_keywords): New variable.
10139 * script.h (Script_options::define_dynamic_list): New function
10140 prototype.
10141 (read_dynamic_list): New function prototype.
10142 * symtab.cc (strprefix): New macro.
10143 (Symbol::should_add_dynsym_entry): Support dynamic_list,
10144 dynamic_list_data, dynamic_list_cpp_new, and
10145 dynamic_list_cpp_typeinfo.
10146 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
10147 (dynamic_list_expr): New rule.
10148 (dynamic_list_nodes): Likewise.
10149 (dynamic_list_node): Likewise.
10150 * testsuite/Makefile.am (dynamic_list): New test.
10151 * testsuite/Makefile.in: Regenerated.
10152 * testsuite/dynamic_list.t: New file.
10153 * testsuite/dynamic_list.sh: New file.
10154
e0bb29a5
CS		 101552008-11-05 Craig Silverstein <csilvers@google.com>
10156
10157 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10158 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10159 (t11_last): Likewise.
10160 * testsuite/ver_test_6.c (main): Likewise.
10161
4e1e25e0
CC		 101622008-10-07 Cary Coutant <ccoutant@google.com>
10163
10164 * options.c (General_options::finalize): Add check for -static and
10165 -shared.
10166 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10167 is not empty.
10168
92f03fcb
CC		 101692008-10-02 Cary Coutant <ccoutant@google.com>
10170
10171 * plugin.cc (make_sized_plugin_object): Fix conditional
10172 compilation to work when not all targets are enabled.
10173
fbd8a257
CC		 101742008-09-29 Cary Coutant <ccoutant@google.com>
10175
10176 * archive.cc (Archive::get_file_and_offset): Use filename instead
10177 of name to get library path.
10178 (Archive::include_member): Unlock external member of a thin archive.
10179
10180 * testsuite/Makefile.am (TEST_AR): New variable.
10181 (thin_archive_test_1): New test.
10182 (thin_archive_test_2): New test.
81636b3f
CC		 10183 * testsuite/Makefile.in: Regenerate.
10184 * testsuite/thin_archive_main.cc: New file.
10185 * testsuite/thin_archive_test_1.cc: New file.
10186 * testsuite/thin_archive_test_2.cc: New file.
10187 * testsuite/thin_archive_test_3.cc: New file.
10188 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 10189
eff45813
CC		 101902008-09-29 Cary Coutant <ccoutant@google.com>
10191
10192 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10193 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10194 instead of -1U.
10195 (Sized_relobj::do_finalize_local_symbols): Likewise.
10196 (Sized_relobj::map_to_kept_section): Likewise.
10197 * object.h (Sized_relobj::invalid_address): New constant.
10198 (Sized_relobj::do_output_section_offset): Check for invalid_address
10199 and return -1ULL.
10200 * output.cc (Output_reloc::local_section_offset): Use constant
10201 invalid_address instead of -1U.
10202 (Output_reloc::get_address): Likewise.
10203 (Output_section::output_address): Change -1U to -1ULL.
10204 * output.h (Output_reloc::invalid_address): New constant.
10205 * reloc.cc (Sized_relobj::write_sections): Use constant
10206 invalid_address instead of -1U.
10207 (Sized_relobj::relocate_sections): Likewise.
10208 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10209 values for merge sections.
10210 * target-reloc.h (relocate_for_relocatable): Use constant
10211 invalid_address instead of -1U.
10212
89fc3421
CC		 102132008-09-19 Cary Coutant <ccoutant@google.com>
10214
10215 Add plugin functionality for link-time optimization (LTO).
10216 * configure.ac (plugins): Add --enable-plugins option.
10217 * configure: Regenerate.
10218 * config.in: Regenerate.
10219 * Makefile.am (LIBDL): New variable.
10220 (CCFILES): Add plugin.cc.
10221 (HFILES): Add plugin.h.
10222 (ldadd_var): Add LIBDL.
10223 * Makefile.in: Regenerate.
10224
10225 * archive.cc: Include "plugin.h".
10226 (Archive::setup): Don't preread archive symbols when using a plugin.
10227 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10228 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10229 files.
10230 (Archive::include_member): Add symbols from plugin objects.
10231 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10232 * descriptors.cc (Descriptors::open): Check for file descriptors
10233 abandoned by plugins.
10234 (Descriptors::claim_for_plugin): New function.
10235 * descriptors.h (Descriptors::claim_for_plugin): New function.
10236 (Open_descriptor::is_claimed): New field.
10237 (claim_descriptor_for_plugin): New function.
10238 * fileread.cc (File_read::claim_for_plugin): New function.
10239 * fileread.h (File_read::claim_for_plugin): New function.
10240 (File_read::descriptor): New function.
10241 * gold.cc: Include "plugin.h".
10242 (queue_initial_tasks): Add task to call plugin hooks for generating
10243 new object files.
10244 * main.cc: Include "plugin.h".
10245 (main): Load plugin libraries.
10246 * object.h (Pluginobj): Declare.
10247 (Object::pluginobj): New function.
10248 (Object::do_pluginobj): New function.
10249 (Object::set_target): New function.
10250 * options.cc: Include "plugin.h".
10251 (General_options::parse_plugin): New function.
10252 (General_options::General_options): Initialize plugins_ field.
10253 (General_options::add_plugin): New function.
10254 * options.h (Plugin_manager): Declare.
10255 (General_options): Add --plugin option.
10256 (General_options::has_plugins): New function.
10257 (General_options::plugins): New function.
10258 (General_options::add_plugin): New function.
10259 (General_options::plugins_): New field.
10260 * plugin.cc: New file.
10261 * plugin.h: New file.
10262 * readsyms.cc: Include "plugin.h".
10263 (Read_symbols::do_read_symbols): Check for archive before checking
10264 for ELF file. Call plugin hooks to claim files.
10265 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10266 from a real object file; force override when processing replacement
10267 files.
10268 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10269 (Symbol::init_base_object): Likewise.
10270 (Symbol::init_base_output_data): Likewise.
10271 (Symbol::init_base_output_segment): Likewise.
10272 (Symbol::init_base_constant): Likewise.
10273 (Symbol::init_base_undefined): Likewise.
10274 (Symbol::output_section): Assert that object is not a plugin.
10275 (Symbol_table::add_from_pluginobj): New function.
10276 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10277 undefined.
10278 (Symbol_table::sized_write_globals): Likewise.
10279 (Symbol_table::add_from_pluginobj): Instantiate template.
10280 * symtab.h (Sized_pluginobj): Declare.
10281 (Symbol::in_real_elf): New function.
10282 (Symbol::set_in_real_elf): New function.
10283 (Symbol::in_real_elf_): New field.
10284 (Symbol_table::add_from_pluginobj): New function.
10285
10286 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10287 (LIBDL): New variable.
10288 (LDADD): Add LIBDL.
10289 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10290 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10291 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10292 (MOSTLYCLEANFILES): Likewise.
10293 * testsuite/Makefile.in: Regenerate.
10294 * testsuite/plugin_test.c: New file.
10295 * testsuite/plugin_test_1.sh: New file.
10296 * testsuite/plugin_test_2.sh: New file.
10297
de31bda5
ILT		 102982008-09-16 Ian Lance Taylor <iant@google.com>
10299
9c2d0ef9
ILT		 10300 * target-reloc.h (relocate_section): Check whether a symbol is
10301 defined by the ABI before reporting an undefined symbol error.
10302 * target.h (Target::is_defined_by_abi): Make parameter const.
10303 (Target::do_is_defined_by_abi): Likewise.
10304 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10305 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10306 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10307 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10308 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10309 * testsuite/Makefile.in: Rebuild.
10310
de31bda5
ILT		 10311 * fileread.cc (make_view): Add casts to avoid warning.
10312
9fa33bee
AO		 103132008-09-16 Alexandre Oliva <aoliva@redhat.com>
10314
10315 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10316 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10317
183fd0e3
AO		 103182008-09-16 Alexandre Oliva <aoliva@redhat.com>
10319
10320 * options.h (General_options::output_is_executable): New.
10321 (General_options::output_is_pie): New.
10322 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10323 for shared libraries.
10324 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10325
7be8330a
CD		 103262008-09-11 Chris Demetriou <cgd@google.com>
10327
10328 * options.h (origin): New -z option.
10329 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10330 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10331 in DT_FLAGS_1.
10332
a9caad02
CC		 103332008-09-05 Cary Coutant <ccoutant@google.com>
10334
10335 * fileread.cc (File_read::make_view): Add check for attempt to map
10336 beyond end of file.
10337
ae6dce4d
CC		 103382008-09-05 Cary Coutant <ccoutant@google.com>
10339
10340 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10341 explicit instantiations.
10342
d7ab2a47
KVH		 103432008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10344
10345 PR gold/6858
10346 * options.cc (General_options::finalize): Allow undefined symbols
10347 in shlibs if linking -shared.
10348
10349 PR gold/6859
10350 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10351 symbols as not needing a dynsym entry.
10352
1e52a9c1
CS		 103532008-08-20 Craig Silverstein <csilvers@google.com>
10354
10355 * fileread.cc (File_read::open): Do not lock the file unless it
10356 was successfully opened.
10357
d85c80a3
CC		 103582008-08-14 Cary Coutant <ccoutant@google.com>
10359
10360 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10361 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10362 * testsuite/tls_test.cc (struct int128): 128-bit struct
10363 for testing TLS relocs with non-zero addend.
10364 (v12): New TLS variable.
10365 (t12): New test.
10366 (t_last): Add check for v12.
10367 * testsuite/tls_test.h (t12): New function.
10368 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10369
2d924fd9
ILT		 103702008-08-13 Ian Lance Taylor <iant@google.com>
10371
10372 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10373 set tls_segment_ or relro_segment_.
10374 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10375 when appropriate.
10376 * output.h (Output_section::clear_is_relro): New function.
10377 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10378 sections specially even when output_data_ is empty.
10379 (Output_segment::maximum_alignment): When first section is relro,
10380 only force alignment for PT_LOAD segments.
10381 * script.cc (script_data_segment_align): New function.
10382 (script_data_segment_relro_end): New function.
10383 * script-c.h (script_data_segment_align): Declare.
10384 (script_data_segment_relro_end): Declare.
10385 * script-sections.h (class Script_sections): Declare
10386 data_segment_align and data_segment_relro_end. Add fields
10387 segment_align_index_ and saw_relro_end_.
10388 * script-sections.cc (class Sections_element): Add set_is_relro
10389 virtual function. Add new bool* parameter to place_orphan_here.
10390 Add get_output_section virtual function.
10391 (class Output_section_definition): Add set_is_relro. Add new
10392 bool* parameter to place_orphan_here. Add get_output_section.
10393 Add is_relro_ field.
10394 (Output_section_definition::Output_section_definition): Initialize
10395 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10396 and is_relro_ fields.
10397 (Output_section_definition::place_orphan_here): Add is_relro
10398 parameter.
10399 (Output_section_definition::set_section_addresses): Set relro for
10400 output section.
10401 (Output_section_definition::alternate_constraint): Likewise.
10402 (class Orphan_output_section): Add new bool* parameter to
10403 place_orphan_here. Add get_output_section.
10404 (Orphan_output_section::place_orphan_here): Add is_relro
10405 parameter.
10406 (Script_sections::Script_sections): Initialize
10407 data_segment_align_index_ and saw_relro_end_.
10408 (Script_sections::data_segment_align): New function.
10409 (Script_sections::data_segment_relro_end): New function.
10410 (Script_sections::place_orphan): Set or clear is_relro.
10411 (Script_sections::set_section_addresses): Force alignment of first
10412 TLS section.
10413 * yyscript.y (exp): Call script_data_segment_align and
10414 script_data_segment_relro_end.
10415 * testsuite/relro_script_test.t: New file.
10416 * testsuite/relro_test.cc (using_script): Declare.
10417 (t1, t2): Test using_script.
10418 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10419 (relro_script_test_SOURCES): Define.
10420 (relro_script_test_DEPENDENCIES): Define.
10421 (relro_script_test_LDFLAGS): Define.
10422 (relro_script_test_LDADD): Define.
10423 (relro_script_test.so): New target.
10424 * testsuite/Makefile.in: Rebuild.
10425
f827c9a9
CC		 104262008-08-06 Cary Coutant <ccoutant@google.com>
10427
10428 * archive.cc (Archive::total_archives, Archive::total_members)
10429 (Archive::total_members_loaded): New variables.
10430 (Archive::setup): Add parameter. Add option to preread
10431 archive symbols.
10432 (Archive::read_armap): Add counter.
10433 (Archive::get_file_and_offset): New function.
10434 (Archive::get_elf_object_for_member): New function.
10435 (Archive::read_all_symbols): New function.
10436 (Archive::read_symbols): New function.
10437 (Archive::add_symbols): Add counters.
10438 (Archive::include_all_members): Use armap to find members if it's
10439 already built.
10440 (Archive::include_member): Skip reading symbols if already read.
10441 Factored code into Archive::get_file_and_offset and
10442 Archive::get_elf_object_for_member. Changed call to
10443 Mapfile::report_include_archive_member.
10444 (Archive::print_stats): New function.
10445 * archive.h: Declare Object and Read_symbols_data classes.
10446 (Archive::Archive): Add initializers for new members.
10447 (Archive::setup): Add parameter.
10448 (Archive::print_stats): New function.
10449 (Archive::total_archives, Archive::total_members)
10450 (Archive::total_members_loaded): New variables.
10451 (Archive::get_file_and_offset): New function.
10452 (Archive::get_elf_object_for_member): New function.
10453 (Archive::read_all_symbols): New function.
10454 (Archive::read_symbols): New function.
10455 (Archive::Archive_member): New class.
10456 (Archive::members_): New member.
10457 (Archive::num_members_): New member.
10458 * main.cc: Include archive.h.
10459 (main): Call Archive::print_stats.
10460 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10461 archive parameter; member_name is now the fully-decorated name.
10462 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10463 * options.h: (General_options): Add --preread-archive-symbols option.
10464 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10465 Archive::setup.
10466
de4c45bd
ILT		 104672008-08-04 Ian Lance Taylor <iant@google.com>
10468
10469 * symtab.h (Symbol::use_plt_offset): New function.
10470 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10471 * powerpc.cc (Relocate::relocate): Likewise.
10472 * sparc.cc (Relocate::relocate): Likewise.
10473 * x86_64.cc (Relocate::relocate): Likewise.
10474 * testsuite/weak_plt.sh: New test.
10475 * testsuite/weak_plt_main.cc: New test.
10476 * testsuite/weak_plt_shared.cc: New test.
10477 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10478 (check_PROGRAMS): Add weak_plt.
10479 (check_DATA): Add weak_plt_shared.so.
10480 (weak_plt_main_pic.o, weak_plt): New targets.
10481 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10482 * testsuite/Makefile.in: Rebuild.
10483
10484 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10485 gcctestdir/ld.
10486 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10487 * testsuite/Makefile.in: Rebuild.
10488
323ee3f4
AM		 104892008-08-04 Alan Modra <amodra@bigpond.net.au>
10490
10491 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10492 * Makefile.in: Regenerate.
10493 * po/POTFILES.in: Regenerate.
10494
7c07ecec
ILT		 104952008-07-29 Ian Lance Taylor <iant@google.com>
10496
10497 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10498 symbols before other symbols.
10499 * testsuite/script_test_2.cc (test_addr): Declare.
10500 (test_addr_alias): Declare.
10501 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10502 values.
7c07ecec
ILT		 10503 * testsuite/script_test_2.t: Define test_addr_alias and
10504 test_addr.
10505
5778530e
ILT		 105062008-07-24 Ian Lance Taylor <iant@google.com>
10507
2a00e4fb
ILT		 10508 PR 5990
10509 * descriptors.cc: New file.
10510 * descriptors.h: New file.
10511 * gold-threads.h (class Hold_optional_lock): New class.
10512 * fileread.cc: Include "descriptors.h".
10513 (File_read::~File_read): Release descriptor rather than closing
10514 it.
10515 (File_read::open) [file]: Call open_descriptor rather than open.
10516 Set is_descriptor_opened_.
10517 (File_read::open) [memory]: Assert that descriptor is not open.
10518 (File_read::reopen_descriptor): New function.
10519 (File_read::release): Release descriptor.
10520 (File_read::do_read): Make non-const. Reopen descriptor.
10521 (File_read::read): Make non-const.
10522 (File_read::make_view): Reopen descriptor.
10523 (File_read::do_readv): Likewise.
10524 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10525 Update declarations.
10526 * layout.cc: Include "descriptors.h".
10527 (Layout::create_build_id): Use open_descriptor rather than open.
10528 * output.cc: Include "descriptors.h".
10529 (Output_file::open): Use open_descriptor rather than open.
10530 * archive.cc (Archive::const_iterator): Change Archive to be
10531 non-const.
10532 (Archive::begin, Archive::end): Make non-const.
10533 (Archive::count_members): Likewise.
10534 * archive.h (class Archive): Update declarations.
10535 * object.h (Object::read): Make non-const.
10536 * Makefile.am (CCFILES): Add descriptors.cc.
10537 (HFILES): Add descriptors.h.
10538 * Makefile.in: Rebuild.
10539
801647d1
ILT		 10540 PR 6716
10541 * gold.h: Always include <clocale>. Add Solaris workarounds
10542 following code in binutils/sysdep.h.
10543
5edd166e
ILT		 10544 PR 6048
10545 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10546 this->eh_frame_hdr_ is NULL before using it.
10547
c89ad728
ILT		 10548 * dynobj.cc (Versions::Versions): Update comment.
10549
aa86f06b
ILT		 10550 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10551 the base version name.
10552
5778530e
ILT		 10553 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10554 array size plus one.
10555 (Stringpool_template::set_string_offsets): Subtract one from key
10556 before using it as an array index.
10557 (Stringpool_template::get_offset_with_length): Likewise.
10558 (Stringpool_template::write_to_buffer): Likewise.
10559 * stringpool.h (Stringpool_template::get_offset_from_key):
10560 Likewise.
10561
057ead22
ILT		 105622008-07-23 Ian Lance Taylor <iant@google.com>
10563
7f649c59
ILT		 10564 PR 6658
10565 * object.h (Merged_symbol_value::value): Do our best to handle a
10566 negative addend.
10567
057ead22
ILT		 10568 PR 6647
10569 * script.cc (Version_script_info::get_versions): Don't add empty
10570 version tag to return value.
10571 (Version_script_info::get_symbol_version_helper): Change return
10572 type to bool. Add pversion parameter. Change all callers.
10573 (script_register_vers_node): Don't require a non-NULL tag.
10574 * script.h (class Version_script_info): Update declarations.
10575 (Version_script_info::get_symbol_version): Change return type to
10576 bool. Add version parameter. Change all callers.
10577 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10578 handling. Handle an empty version from a version script.
10579 (Symbol_table::define_special_symbol): Likewise.
10580 * testsuite/ver_test_10.script: New file.
10581 * testsuite/ver_test_10.sh: New file.
10582 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10583 (check_DATA): Add ver_test_10.syms.
10584 (ver_test_10.syms, ver_test_10.so): New target.
10585 * testsuite/Makefile.in: Rebuild.
10586
58e54ac2
CD		 105872008-07-23 Simon Baldwin <simonb@google.com>
10588
10589 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10590 to zero for undefined symbols from dynamic libraries.
10591
95d14cd3
ILT		 105922008-07-23 Ian Lance Taylor <iant@google.com>
10593
10594 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10595 Change all callers.
10596 * symtab.h (class Symbol_table): Update declaration.
10597 * testsuite/ver_test_9.cc: New file.
10598 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10599 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10600 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10601 (ver_test_9.so, ver_test_9.o): New targets.
10602 * testsuite/Makefile.in: Rebuild.
10603
92de84a6
ILT		 106042008-07-22 Ian Lance Taylor <iant@google.com>
10605
34810851
ILT		 10606 * options.h (class General_options): Define --check-sections.
10607 * layout.cc (Layout::set_segment_offsets): Handle
10608 --check-sections.
10609
af6156ef
ILT		 10610 * options.h (class General_options): Define -n/--nmagic and
10611 -N/--omagic.
10612 * options.cc (General_options::finalize): For -n/--nmagic or
10613 -N/--omagic, set -static.
10614 * layout.cc (Layout::attach_allocated_section_to_segment): If
10615 -N/--omagic, don't put read-only and read-write sections in
10616 different segments.
10617 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10618 finding a read-only segment.
10619 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10620 don't set the minimum segment alignment to the common page size,
10621 and don't set the file offset to the address modulo the page size.
10622 * script-sections.cc (Script_sections::create_segments): If
10623 -n/--omagic, don't put read-only and read-write sections in
10624 different segments.
10625
92de84a6
ILT		 10626 * cref.cc: New file.
10627 * cref.h: New file.
10628 * options.h (class General_options): Add --print-symbol-counts.
10629 * main.cc (main): Issue defined symbol report if requested.
10630 * archive.cc (Archive::interpret_header): Make into a const member
10631 function.
10632 (Archive::add_symbols): Call Input_objects::archive_start and
10633 archive_stop.
10634 (Archive::const_iterator): Define new class.
10635 (Archive::begin, Archive::end): New functions.
10636 (Archive::include_all_members): Rewrite to use iterator.
10637 (Archive::count_members): New function.
10638 * archive.h (class Archive): Update declarations.
10639 (Archive::filename): New function.
10640 * object.cc: Include "cref.h".
10641 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10642 (Sized_relobj::do_get_global_symbol_counts): New function.
10643 (Input_objects::add_object): Add object to cross-referencer.
10644 (Input_objects::archive_start): New function.
10645 (Input_objects::archive_stop): New function.
10646 (Input_objects::print_symbol_counts): New function.
10647 * object.h: Declare Cref and Archive.
10648 (Object::get_global_symbol_counts): New function.
10649 (Object::do_get_global_symbol_counts): New pure virtual function.
10650 (class Sized_relobj): Add defined_count_ field. Update
10651 declarations.
10652 (class Input_objects): Add cref_ field. Update constructor.
10653 Update declarations.
10654 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10655 defined_count_.
10656 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10657 symbol counts.
10658 (Sized_dynobj::do_get_global_symbol_counts): New function.
10659 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10660 defined_count_. Update declarations. Define Symbols typedef.
10661 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10662 parameter. Change all callers.
10663 (Symbol_table::add_from_dynobj): Add sympointers and defined
10664 parameters. Change all callers.
10665 * symtab.h (class Symbol_table): Update declarations.
10666 * Makefile.am (CCFILES): Add cref.cc.
10667 (HFILES): Add cref.h.
10668 * Makefile.in: Rebuild.
10669
3f7c5e1d
CD		 106702008-07-22 Simon Baldwin <simonb@google.com>
10671
10672 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10673 to zero when writing undefined symbols.
10674
e0b64032
ILT		 106752008-07-22 Ian Lance Taylor <iant@google.com>
10676
10677 * output.cc (Output_section::add_input_section): Don't try to
10678 merge empty merge sections.
10679
096b02cf
CS		 106802008-07-21 Craig Silverstein <csilvers@google.com>
10681
10682 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10683 Include symbol version in error message.
cd536b21 10684
1d1f116d
CD		 106852008-07-20 Chris Demetriou <cgd@google.com>
10686
cd536b21 10687 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10688 (RANDOM_SEED_CFLAGS): New substituted variable.
10689 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10690 * configure: Rebuild.
10691 * Makefile.in: Likewise.
10692 * testsuite/Makefile.in: Likewise.
10693
a18f591e
ILT		 106942008-07-18 Ian Lance Taylor <iant@google.com>
10695
10696 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10697 where we see NAME/NULL and NAME/VERSION as separate symbols.
10698 * testsuite/ver_test_main.cc (main): Call t4.
10699 (t4, t4_2a): Define.
10700 * testsuite/ver_test_2.cc (t4_2): Define.
10701 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10702 * testsuite/ver_test_4.cc (t4_2a): Define.
10703 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10704 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10705
c6e3f6ed
ILT		 107062008-07-17 Ian Lance Taylor <iant@google.com>
10707
10708 * dynobj.cc (Versions::add_def): If we give an error about a
10709 missing version, go ahead and create the version anyhow.
10710
ef9beddf
ILT		 107112008-07-10 Ian Lance Taylor <iant@google.com>
10712
10713 Handle output sections with more than 0x7fffffff bytes.
10714 * object.h (class Relobj): Change map_to_output_ to
10715 output_sections_, and just keep a section pointer. Change all
10716 uses. Move comdat group support to Sized_relobj.
10717 (Relobj::is_section_specially_mapped): Remove.
10718 (Relobj::output_section): Remove poff parameter. Change all
10719 callers.
10720 (Relobj::output_section_offset): New function.
10721 (Relobj::set_section_offset): Rewrite.
10722 (Relobj::map_to_output): Remove.
10723 (Relobj::output_sections): New function.
10724 (Relobj::do_output_section_offset): New pure virtual function.
10725 (Relobj::do_set_section_offset): Likewise.
10726 (class Sized_relobj): Add section_offsets_ field. Add comdat
10727 group support from Relobj. Update declarations.
10728 (Sized_relobj::get_output_section_offset): New function.
10729 (Sized_relobj::do_output_section_offset): New function.
10730 (Sized_relobj::do_set_section_offset): New function.
10731 * object.cc (Relobj::output_section_address): Remove.
10732 (Sized_relobj::Sized_relobj): Initialize new fields.
10733 (Sized_relobj::include_section_group): Cast find_kept_object to
10734 Sized_relobj.
10735 (Sized_relobj::include_linkonce_section): Likewise.
10736 (Sized_relobj::do_layout): Use separate arrays for output section
10737 and output offset.
10738 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10739 output_sections.
10740 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10741 output_sections and section_offsets.
10742 (Sized_relobj::write_local_symbols): Likewise.
10743 (map_to_kept_section): Compute output address directly.
10744 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10745 output_sections and section_offsets.
10746 (Sized_relobj::write_sections): Likewise.
10747 (Sized_relobj::relocate_sections): Likewise.
10748 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10749 * output.h (class Output_reloc): Update declarations. Change
10750 u2_.relobj to Sized_relobj*.
10751 (class Output_data_reloc): Change add functions to use
10752 Sized_relobj*.
10753 * output.cc (Output_reloc::Output_reloc): Change relobj to
10754 Sized_relobj*.
10755 (Output_reloc::local_section_offset): Change return type to
10756 Elf_Addr. Use get_output_section_offset.
10757 (Output_reloc::get_address): Likewise.
10758 (Output_section::is_input_address_mapped): Don't call
10759 is_section_specially_mapped.
10760 (Output_section::output_offset): Likewise.
10761 (Output_section::output_address): Likewise.
10762 (Output_section::starting_output_address): Likewise.
10763 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10764 parameter to Sized_relobj*.
10765 (Copy_relocs::need_copy_reloc): Likewise.
10766 (Copy_relocs::save): Likewise.
10767 * copy-relocs.h (class Copy_relocs): Update declarations.
10768 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10769 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10770 * target-reloc.h (relocate_for_relocatable): Change
10771 offset_in_output_section type to Elf_Addr. Change code that uses
10772 it as well.
10773 * layout.cc (Layout::layout): Always set *off.
10774 * mapfile.cc (Mapfile::print_input_section): Use
10775 output_section_offset.
10776 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10777 Sized_relobj*.
10778 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10779 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10780 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10781
5cb66f97
ILT		 107822008-07-03 Ian Lance Taylor <iant@google.com>
10783
10784 * layout.cc (Layout::include_section): Do not discard unrecognized
10785 SHT_STRTAB sections.
10786
afe47622
CS		 107872008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10788
10789 * script.cc (Lex::can_continue_name): Make '?' allowable in
10790 version-script names.
10791 * testsuite/version_script.map: Change glob pattern to use '?'
10792
5adf9721
ILT		 107932008-06-30 Manish Singh <yosh@gimp.org>
10794
10795 PR 6585
10796 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10797 Correct typo.
10798
e6fde208
ILT		 107992008-06-30 Ian Lance Taylor <iant@google.com>
10800
10801 PR 6660
10802 PR 6682
10803 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10804 versions]: Don't try to read the value in the contents, since we
10805 don't use it. Use the template endianness when writing.
10806
3f2e6a2d
CC		 108072008-06-25 Cary Coutant <ccoutant@google.com>
10808
10809 * fileread.cc (File_read::make_view): Assert on zero-length view.
10810 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10811 symbol table when there are no symbols to read.
10812
c43d3a48
CS		 108132008-06-23 Craig Silverstein <csilvers@google.com>
10814
10815 * version.cc (version_string): Bump to 1.7
10816
5f494ea0
CS		 108172008-06-18 Craig Silverstein <csilvers@google.com>
10818
10819 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10820 constant 0xFFFF to type Valtype.
10821 (Powerpc_relocate_functions::rel16_ha): Likewise.
10822
c42e122e
ILT		 108232008-06-17 Ian Lance Taylor <iant@google.com>
10824
f34787f8
ILT		 10825 * output.h (Output_section::Input_section): Initialize p2align_ to
10826 zero for Output_section_data constructors.
10827 (Output_section::Input_section::addralign): If not an input
10828 section, return the alignment of the Output_section_data.
10829 * testsuite/copy_test.cc: New file.
10830 * testsuite/copy_test_1.cc: New file.
10831 * testsuite/copy_test_2.cc: New file.
10832 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10833 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10834 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10835 (copy_test_1_pic.o, copy_test_1.so): New targets.
10836 (copy_test_2_pic.o, copy_test_2.so): New targets.
10837 * testsuite/Makefile.in: Rebuild.
10838
c42e122e
ILT		 10839 * script-sections.cc (Script_sections::place_orphan): Initialize
10840 local variable exact.
10841
ce3ac18a
DE		 108422008-06-13 David Edelsohn <edelsohn@gnu.org>
10843
10844 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10845
42cacb20
DE		 108462008-06-12 David Edelsohn <edelsohn@gnu.org>
10847 David S. Miller <davem@davemloft.net>
10848
10849 * powerpc.cc: New file.
10850 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10851 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10852 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10853 * Makefile.in: Rebuild.
10854
7b308235
ILT		 108552008-06-09 Ian Lance Taylor <iant@google.com>
10856
10857 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10858 <exception>.
10859 (throwing, orig_terminate): New static variables.
10860 (terminate_handler): New static function.
10861 (t2): Set terminate handler.
10862
f0b886e3
ILT		 108632008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10864
10865 PR 6584
cd536b21 10866 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10867 alignment.
10868
3e90f135
CC		 108692008-05-30 Cary Coutant <ccoutant@google.com>
10870
10871 * archive.cc (Archive::include_all_members) Correct to step
10872 over symbol table and extended name table in thin archives.
10873
e09ad04a
ILT		 108742008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10875
10876 PR 6407
10877 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10878 calculation.
10879
62b01cb5
ILT		 108802008-05-28 Caleb Howe <cshowe@google.com>
10881
10882 * reduced_debug_output.cc: New file.
10883 * reduced_debug_output.h: New file.
92de84a6 10884 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10885 * options.cc (General_options::finalize): Add strip_debug_non_line
10886 to the strip heirarchy.
10887 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10888 fields.
10889 * layout.cc: Include "reduced_debug_output.h".
10890 (Layout::Layout): Initialize new fields.
10891 (line_only_debug_sections): New static array.
10892 (is_lines_only_debug_sections): New static inline function.
10893 (Layout::include_section): Handle --strip-debug-non-line.
10894 (Layout::make_output_section): If --strip-debug-non-line, build
10895 new output sections for .debug_abbrev and .debug_info.
10896 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10897 gold. Warn about possible overflow.
10898 (read_signed_LEB_128): Likewise.
10899 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10900 (read_signed_LEB_128): Declare.
10901 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10902 (HFILES): Add reduced_debug_output.h.
10903 * Makefile.in: Rebuild.
10904
7d9e3d98
ILT		 109052008-05-21 Ian Lance Taylor <iant@google.com>
10906
10907 * mapfile.cc: New file.
10908 * mapfile.h: New file.
10909 * options.h (class General_options): Add -M/--print-map and -Map.
10910 * options.cc (General_options::finalize): Make -M equivalent to
10911 -Map -.
10912 * main.cc: Include <cstdio> and "mapfile.h".
10913 (main): Open mapfile if requested.
10914 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10915 constructor. Change caller.
10916 (queue_initial_tasks): Add mapfile parameter. Change caller.
10917 (queue_middle_tasks): Likewise.
10918 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10919 declarations.
10920 * archive.cc: Include "mapfile.h".
10921 (Archive::add_symbols): Add mapfile parameter. Change all
10922 callers. Pass mapfile, symbol, and reason to include_member.
10923 (Archive::include_all_members): Add mapfile parameter. Change all
10924 callers.
10925 (Archive::include_member): Add mapfile, sym, and why parameters.
10926 Change all callers. Report inclusion to map file.
10927 * archive.h: Include "fileread.h".
10928 (class Archive): Update declarations.
10929 (Archive::file): New const method.
10930 (class Add_archive_symbols): Add mapfile_ field. Update
10931 constructor. Change all callers.
10932 * readsyms.h (class Read_symbols): Likewise.
10933 (class Finish_group): Likewise.
10934 (class Read_script): Likewise.
10935 * common.cc: Include "mapfile.h".
10936 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10937 all callers.
10938 (Symbol_table::do_allocate_commons): Likewise.
10939 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10940 symbol allocation to mapfile.
10941 * common.h (class Allocate_commons_task): Add mapfile_ field.
10942 Update constructor. Change all callers.
10943 * symtab.h (class Symbol_table): Update declarations.
10944 * layout.cc: Include "mapfile.h".
10945 (Layout_task_runner::run): Print information to mapfile.
10946 (Layout::create_gold_note): Change Output_data_fixed_space to
10947 Output_data_zero_fill.
10948 (Layout::create_build_id): Likewise.
10949 (Layout::print_to_mapfile): New function.
10950 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10951 constructor. Change caller.
10952 (class Layout): Declare print_to_mapfile.
10953 * output.cc (Output_section::Input_section::print_to_mapfile): New
10954 function.
10955 (Output_section::add_input_section): If producing a map, always
10956 add to input_sections_ list.
10957 (Output_section::do_print_to_mapfile): New function.
10958 (Output_segment::print_sections_to_mapfile): New function.
10959 (Output_segment::print_section_list_to_mapfile): New function.
10960 * output.h: Include "mapfile.h".
10961 (Output_data::print_to_mapfile): New function.
10962 (Output_data::do_print_to_mapfile): New virtual function.
10963 (Output_segment_headers::do_print_to_mapfile): New function.
10964 (Output_file_header::do_print_to_mapfile): New function.
10965 (Output_data_const::do_print_to_mapfile): New function.
10966 (class Output_data_const_buffer): Add map_name_ field. Update
10967 constructor. Change all callers. Add do_print_to_mapfile
10968 function.
10969 (class Output_data_fixed_space): Likewise.
10970 (class Output_data_space): Likewise.
10971 (class Output_data_zero_fill): New class.
10972 (Output_data_strtab::do_print_to_mapfile): New function.
10973 (Output_data_reloc_base::do_print_to_mapfile): New function.
10974 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10975 (Output_data_group::do_print_to_mapfile): New function.
10976 (Output_data_got::do_print_to_mapfile): New function.
10977 (Output_data_dynamic::do_print_to_mapfile): New function.
10978 (Output_symtab_xindex::do_print_to_mapfile): New function.
10979 (class Output_section): Declare do_print_to_mapflie. Declare
10980 print_to_mapfile in Input_section.
10981 (class Output_segment): Declare new functions.
10982 * object.h (Sized_relobj::symbol_count): New function.
10983 * script-sections.cc
10984 (Output_section_element_dot_assignment::set_section_addresses):
10985 Change Output_data_fixed_space to Output_data_zero_fill.
10986 (Output_data_expression::do_print_to_mapfile): New function.
10987 * script.cc (read_input_script): Add mapfile parameter. Change
10988 all callers.
10989 * script.h (read_input_script): Update declaration.
10990 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10991 (Eh_frame::do_print_to_mapfile): New function.
10992 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10993 (Output_merge_string::do_print_to_mapfile): New function.
10994 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10995 function.
10996 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10997 function.
10998 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10999 function.
11000 * Makefile.am (CCFILES): Add mapfile.cc.
11001 (HFILES): Add mapfile.h.
11002 * Makefile.in: Rebuild.
11003
9f1d377b
ILT		 110042008-05-19 Ian Lance Taylor <iant@google.com>
11005
11006 * options.h (class General_options): Add -z relro.
11007 * layout.cc (Layout::Layout): Initialize relro_segment_.
11008 (Layout::add_output_section_data): Return the output section.
11009 (Layout::make_output_section): Rcognize relro sections and mark
11010 them appropriately.
11011 (Layout::attach_allocated_section_to_segment): Put relro sections
11012 in a PT_GNU_RELRO segment.
11013 (Layout::create_initial_dynamic_sections): Mark the .dynamic
11014 section as relro.
11015 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
11016 PT_TLS segments.
11017 (Layout::linkonce_mapping): Map d.rel.ro.local to
11018 .data.rel.ro.local.
11019 (Layout::output_section_name): Us .data.rel.ro.local for any
11020 section which begins with that.
11021 * layout.h (class Layout): Update add_output_section_data
11022 declaration. Add relro_segment_ field.
11023 * output.cc (Output_section::Output_section): Initialize is_relro_
11024 and is_relro_local_ fields.
11025 (Output_segment::add_output_section): Group relro sections.
11026 (Output_segment::is_first_section_relro): New function.
11027 (Output_segment::maximum_alignment): If there is a relro section,
11028 align the segment to the common page size.
11029 (Output_segment::set_section_addresses): Track whether we are
11030 looking at relro sections. If the last section is a relro
11031 section, align to the common page size.
11032 (Output_segment::set_section_list_addresses): Add in_relro
11033 parameter. Change all callers. Align to the page size when
11034 moving from relro to non-relro section.
11035 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
11036 segment.
11037 * output.h (class Output_section): Add is_relro_ and
11038 is_relro_local_ fields.
11039 (Output_section::is_relro): New function.
11040 (Output_section::set_is_relro): New function.
11041 (Output_section::is_relro_local): New function.
11042 (Output_section::set_is_relro_local): New function.
11043 (class Output_segment): Update declarations.
11044 * i386.cc (Target_i386::got_section): Mark .got section as relro.
11045 * sparc.cc (Target_sparc::got_section): Likewise.
11046 * x86_64.cc (Target_x86_64::got_section): Likewise.
11047 * testsuite/relro_test_main.cc: New file.
11048 * testsuite/relro_test.cc: New file.
11049 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
11050 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
11051 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
11052 (relro_test.so, relro_test_pic.o): New targets.
11053 * testsuite/Makefile.in: Rebuild.
11054
a984ee1d
ILT		 110552008-05-16 Ian Lance Taylor <iant@google.com>
11056
01676dcd
ILT		 11057 * output.cc (Output_segment::add_output_section): Remove front
11058 parameter.
11059 * output.h (class Output_segment): Remove
11060 add_initial_output_section and overloaded add_output_section.
11061 Update declaration of remaining add_output_section.
11062 * layout.cc (Layout::create_interp): Call add_output_section
11063 rather than add_initial_output_section.
11064 (Layout::finish_dynamic_section): Likewise.
11065
497897f9
ILT		 11066 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
11067 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
11068 know the dynamic type.
11069 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
11070 field. Initialize it in constructor.
11071 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
11072 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
11073 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
11074 reloc.
11075
a984ee1d
ILT		 11076 * output.cc (Output_reloc::get_address): Change return type to
11077 Elf_Addr.
11078 * output.h (class Output_reloc): Update get_address declaration.
11079 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
11080 for section addresses.
11081
55ba0940
ILT		 110822008-05-09 Ian Lance Taylor <iant@google.com>
11083
11084 PR 6493
11085 * gold.cc (gold_nomem): Use return value of write.
11086
75517b77
ILT		 110872008-05-08 Ian Lance Taylor <iant@google.com>
11088
11089 * symtab.c (Symbol::init_base_output_data): Add version
11090 parameter. Change all callers.
11091 (Symbol::init_base_output_segment): Likewise.
11092 (Symbol::init_base_constant): Likewise.
11093 (Symbol::init_base_undefined): Likewise.
11094 (Sized_symbol::init_output_data): Likewise.
11095 (Sized_symbol::init_output_segment): Likewise.
11096 (Sized_symbol::init_constant): Likewise.
11097 (Sized_symbol::init_undefined): Likewise.
11098 (Symbol_table::do_define_in_output_data): If the new symbol has a
11099 version, mark it as the default.
11100 (Symbol_table::do_define_in_output_segment): Likewise.
11101 (Symbol_table::do_define_as_constant): Likewise.
11102 * symtab.h (class Symbol): Update declarations.
11103 (class Sized_symbol): Likewise.
11104 * resolve.cc (Symbol::override_version): New function.
c42e122e 11105 (Symbol::override_base): Call override_version.
75517b77
ILT		 11106 (Symbol::override_base_with_special): Likewise.
11107 * testsuite/ver_script_8.script: New file.
11108 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
11109 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
11110 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
11111 (ver_test_8_1.so, ver_test_8_2.so): New targets.
11112
f1f70eae
ILT		 111132008-05-06 Ian Lance Taylor <iant@google.com>
11114
f3e9c5c5
ILT		 11115 PR 6049
11116 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
11117 functions.
11118 (class General_options): Remove existing --undefined, and add
11119 --no-undefined instead. Add new --undefined as synonym for -u.
11120 * archive.cc (Archive::add_symbols): Check whether symbol was
11121 named with -u.
11122 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
11123 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
11124 all uses. Add IS_UNDEFINED. Update declarations to split
11125 different versions of init_base. Declare init_base_undefined.
11126 (Symbol::is_defined): Handle IS_UNDEFINED.
11127 (Symbol::is_undefined): Likewise.
11128 (Symbol::is_weak_undefined): Call is_undefined.
11129 (Symbol::is_absolute): Handle IS_CONSTANT.
11130 (class Sized_symbol): Update declarations to split different
11131 versions of init. Declare init_undefined.
11132 (class Symbol_table): Declare new functions.
11133 * symtab.cc (Symbol::init_base_object): Rename from init_base.
11134 Change all callers.
11135 (Symbol::init_base_output_data): Likewise.
11136 (Symbol::init_base_output_segment): Likewise.
11137 (Symbol::init_base_constant): Likewise.
11138 (Symbol::init_base_undefined): New function.
11139 (Sized_symbol::init_object): Rename from init. Change all
11140 callers.
11141 (Sized_symbol::init_output_data): Likewise.
11142 (Sized_symbol::init_output_segment): Likewise.
11143 (Sized_symbol::init_constant): Likewise.
11144 (Sized_symbol::init_undefined): New function.
11145 (Symbol_table::add_undefined_symbols_from_command_line): New
11146 function.
11147 (Symbol_table::do_add_undefined_symbols_from_command_line): New
11148 function.
11149 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
11150 (Symbol::output_section): Likewise.
11151 (Symbol::set_output_section): Likewise.
11152 (Symbol_table::sized_finalize_symbol): Likewise.
11153 (Symbol_table::sized_write_globals): Likewise.
11154 * resolve.cc (Symbol_table::should_override): Likewise.
11155 (Symbol::override_base_with_special): Likewise.
11156
8bdcdf2c
ILT		 11157 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11158 symbol, change it to have default visibility.
11159 * testsuite/protected_1.cc: New file.
11160 * testsuite/protected_2.cc: New file.
11161 * testsuite/protected_3.cc: New file.
11162 * testsuite/protected_main_1.cc: New file.
11163 * testsuite/protected_main_2.cc: New file.
11164 * testsuite/protected_main_3.cc: New file.
11165 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11166 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11167 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11168 (protected_1.so): New target.
11169 (protected_1_pic.o, protected_2_pic.o): New targets.
11170 (protected_3_pic.o): New target.
11171 (check_PROGRAMS): Add protected_2.
11172 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11173 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11174 * testsuite/Makefile.in: Rebuild.
11175
2b706932
ILT		 11176 * options.h (DEFINE_var): Add set_user_set_##varname__.
11177 (DEFINE_bool_alias): New macro.
11178 (class General_options): Define -Bstatic using DEFINE_bool_alias
11179 rather than DEFINE_special. Add --undefined as an alias for -z
11180 defs.
11181 * options.cc (General_options::parse_Bstatic): Remove.
11182
d82a5bcc
ILT		 11183 * options.h (class General_options): Add --fatal-warnings.
11184 * main.cc (main): Implement --fatal-warnings.
11185 * errors.h (Errors::warning_count): New function.
11186
f1f70eae
ILT		 11187 * options.h (class General_options): Add -Bsymbolic-functions.
11188 * symtab.h (Symbol::is_preemptible): Check for
11189 -Bsymbolic-functions.
11190
8825ac63
ILT		 111912008-05-05 Ian Lance Taylor <iant@google.com>
11192
d98bc257
ILT		 11193 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11194 as noVARNAME rather than no-VARNAME.
11195 (class General_options): Add option -z combreloc.
11196 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11197 get_address.
11198 (Output_reloc::sort_before) [SHT_REL]: New function.
11199 (Output_reloc::sort_before) [SHT_RELA]: New function.
11200 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11201 Sort_relocs_comparison.
11202 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11203 parameter. Change all callers.
11204 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11205 sort_relocs parameter. Change all callers.
11206 * output.cc (Output_reloc::get_address): New function, broken out
11207 of write_rel.
11208 (Output_reloc::write_rel): Call it.
11209 (Output_reloc::compare): New function.
11210 (Output_data_reloc_base::do_write): Optionally sort relocs.
11211
60b2b4e7
ILT		 11212 * configure.ac: If targ_extra_obj is set, link it in.
11213 * configure.tgt: Initialize all variables.
11214 (x86_64*): Set targ_extra_obj and targ_extra_size.
11215 * configure: Rebuild.
11216
8825ac63
ILT		 11217 * object.cc (Sized_relobj::include_section_group): Adjust section
11218 indexes read from group data. Build vector to pass to
11219 layout_group.
11220 * layout.cc (Layout::layout_group): Add flags and shndxes
11221 parameters. Remove contents parameter. Change caller. Update
11222 explicit instantiations.
11223 * layout.h (class Layout): Update layout_group declaration.
11224 * output.cc (Output_data_group::Output_data_group): Add flags and
11225 input_shndxes parameters. Remove contents parameter. Change
11226 caller.
11227 (Output_data_group::do_write): Change input_sections_ to
11228 input_shndxes_.
11229 * output.h (class Output_data_group): Update constructor
11230 declaration. Rename input_sections_ to input_shndxes_.
11231 * testsuite/many_sections_test.cc: Add template.
11232
e94cf127
CC		 112332008-04-30 Cary Coutant <ccoutant@google.com>
11234
4418b2d5
CC		 11235 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11236
e94cf127
CC		 11237 * layout.cc (Layout::include_section): Refactored check for debug
11238 info section.
11239 (Layout::add_comdat): Add new parameters. Change type
11240 of signature parameter. Add object and shndx to signatures table.
11241 (Layout::find_kept_object): New function.
11242 * layout.h: Include <cstring>.
11243 (Layout::is_debug_info_section): New function.
11244 (Layout::add_comdat): Add new parameters.
11245 (Layout::find_kept_object): New function.
11246 (Layout::Kept_section): New struct.
11247 (Layout::Signatures): Change type of map range.
11248 * object.cc (Relobj::output_section_address): New function.
11249 (Sized_relobj::include_section_group): Add new parameters. Change
11250 calls to Layout::add_comdat. Change to build table of kept comdat
11251 groups and table mapping discarded sections to kept sections.
11252 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11253 (Sized_relobj::do_layout): Change calls to include_section_group and
11254 include_linkonce_section.
11255 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11256 value to zero when section is discarded.
11257 (Sized_relobj::map_to_kept_section): New function.
11258 * object.h (Relobj::output_section_address): New function.
11259 (Relobj::Comdat_group): New type.
11260 (Relobj::find_comdat_group): New function.
11261 (Relobj::Comdat_group_table): New type.
11262 (Relobj::Kept_comdat_section): New type.
11263 (Relobj::Kept_comdat_section_table): New type.
11264 (Relobj::add_comdat_group): New function.
11265 (Relobj::set_kept_comdat_section): New function.
11266 (Relobj::get_kept_comdat_section): New function.
11267 (Relobj::comdat_groups_): New field.
11268 (Relobj::kept_comdat_sections_): New field.
11269 (Symbol_value::input_value): Update comment.
11270 (Sized_relobj::map_to_kept_section) New function.
11271 (Sized_relobj::include_linkonce_section): Add new parameter.
11272 * target-reloc.h (Comdat_behavior): New type.
11273 (get_comdat_behavior): New function.
11274 (relocate_section): Add code to map a discarded section to the
11275 corresponding kept section when applying a relocation.
11276
e4e5049b
CS		 112772008-04-30 Craig Silverstein <csilvers@google.com>
11278
11279 * dwarf_reader.cc (next_generation_count): New static var.
11280 (Addr2line_cache_entry): New struct.
11281 (addr2line_cache): New static var.
11282 (Dwarf_line_info::one_addr2line): Added caching.
11283 (Dwarf_line_info::clear_addr2line_cache): New function.
11284 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11285 cache-size parameter.
11286 (Dwarf_line_info::one_addr2line_cache): New function.
11287 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11288 new cache-size argument to one_addr2line(), and clear cache.
11289
d09e9154
CC		 112902008-04-28 Cary Coutant <ccoutant@google.com>
11291
11292 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11293 R_386_PC8 relocations.
11294
7ef73768
ILT		 112952008-04-23 Ian Lance Taylor <iant@google.com>
11296
55438702
ILT		 11297 * object.cc (Sized_relobj::include_section_group): Check for
11298 invalid section group.
11299
c165fb93
ILT		 11300 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11301 header size.
11302
7ef73768
ILT		 11303 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11304 than read for file header.
11305 * archive.cc (Archive::include_member): Likewise.
11306
6194aaab
L		 113072008-04-23 Paolo Bonzini <bonzini@gnu.org>
11308
11309 * aclocal.m4: Regenerate.
11310 * configure: Regenerate.
11311
d491d34e
ILT		 113122008-04-19 Ian Lance Taylor <iant@google.com>
11313
5ea2bac6
ILT		 11314 * version.cc (version_string): Bump to 1.6.
11315
7bc3e21a
ILT		 11316 * testsuite/Makefile.am (many_sections_r_test): New target.
11317 (many_sections_r_test_SOURCES): Remove.
11318 (many_sections_r_test_DEPENDENCIES): Remove.
11319 (many_sections_r_test_LDFLAGS): Remove.
11320 (many_sections_r_test_LDADD): Remove.
11321
7fcd3aa9
ILT		 11322 * object.cc (Sized_relobj::do_add_symbols): Always pass
11323 local_symbol_count_ to add_from_relobj.
11324
4c94d6ae
ILT		 11325 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11326 every thousand variables.
11327 * testsuite/Makefile.in: Rebuild.
11328
d491d34e
ILT		 11329 * object.cc (Xindex::initialize_symtab_xindex): New function.
11330 (Xindex::read_symtab_xindex): New function.
11331 (Xindex::sym_xindex_to_shndx): New function.
11332 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11333 available.
11334 (Sized_relobj::do_initialize_xindex): New function.
11335 (Sized_relobj::do_read_symbols): Adjust section links.
11336 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11337 parameter. Change all callers.
11338 (Sized_relobj::include_section_group): Adjust section links and
11339 symbol section indexes.
11340 (Sized_relobj::do_layout): Adjust section links.
11341 (Sized_relobj::do_count_local_symbols): Adjust section links and
11342 symbol section indexes.
11343 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11344 ordinary and special symbols.
11345 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11346 dynsym_xindex parameters. Change all callers. Adjust section
11347 links. Use SHN_XINDEX when needed.
11348 (Sized_relobj::get_symbol_location_info): Adjust section links.
11349 Don't get fooled by special symbols.
11350 * object.h (class Xindex): Define.
11351 (class Object): Add xindex_ parameter. Declare virtual functoin
11352 do_initialize_xindex.
11353 (Object::adjust_sym_shndx): New function.
11354 (Object::set_xindex): New protected function.
11355 (class Symbol_value): Add is_ordinary_shndx_ field.
11356 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11357 (Symbol_value::value): Assert ordinary section.
11358 (Symbol_value::initialize_input_to_output_map): Likewise.
11359 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11360 Change all callers.
11361 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11362 all callers.
11363 (class Sized_relobj): Update declarations.
11364 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11365 parameter. Change all callers.
11366 (Sized_relobj::adjust_shndx): New function.
11367 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11368 field.
11369 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11370 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11371 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11372 (Sized_dynobj::read_dynsym_section): Adjust section links.
11373 (Sized_dynobj::read_dynamic): Likewise.
11374 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11375 section links.
11376 (Sized_dynobj::do_initialize_xindex): New function.
11377 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11378 do_initialize_xindex.
11379 (Sized_dynobj::adjust_shndx): New function.
11380 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11381 dynsym_xindex_ fields.
11382 (Layout::finalize): Add a call to set_section_indexes before
11383 creating the symtab sections.
11384 (Layout::set_section_indexes): Don't do anything if the section
11385 already has a section index.
11386 (Layout::create_symtab_sections): Add shnum parameter. Change
11387 caller. Create .symtab_shndx section if needed.
11388 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11389 caller.
11390 (Layout::allocated_output_section_count): New function.
11391 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11392 needed.
11393 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11394 fields. Update declarations.
11395 (Layout::symtab_xindex): New function.
11396 (Layout::dynsym_xindex): New function.
11397 (class Write_symbols_task): Add layout_ field.
11398 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11399 Change caller.
11400 * output.cc (Output_section_headers::Output_section_headers): Add
11401 shstrtab_section parameter. Change all callers.
11402 (Output_section_headers::do_sized_write): Store overflow values
11403 for section count and section string table section index in
11404 section header zero.
11405 (Output_file_header::do_sized_write): Check for overflow of
11406 section count and section string table section index.
11407 (Output_symtab_xindex::do_write): New function.
11408 (Output_symtab_xindex::endian_do_write): New function.
11409 * output.h (class Output_section_headers): Add shstrtab_section_.
11410 Update declarations.
11411 (class Output_symtab_xindex): Define.
11412 (Output_section::has_out_shndx): New function.
11413 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11414 field.
11415 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11416 Change all callers.
11417 (Sized_symbol::init): Likewise.
11418 (Symbol::output_section): Check for ordinary symbol.
11419 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11420 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11421 callers.
11422 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11423 Change all callers. Simplify handling of symbols from sections
11424 not included in the link.
11425 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11426 distinction.
11427 (Weak_alias_sorter::operator()): Assert that symbols are
11428 ordinary.
11429 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11430 distinction.
11431 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11432 parameters. Change all callers.
11433 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11434 symbol distinction. Use SHN_XINDEX when needed.
11435 (Symbol_table::write_section_symbol): Add symtab_xindex
11436 parameter. Change all callers.
11437 (Symbol_table::sized_write_section_symbol): Likewise. Use
11438 SHN_XINDEX when needed.
11439 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11440 declarations.
11441 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11442 (Symbol::is_defined): Check is_ordinary.
11443 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11444 (Symbol::is_absolute, Symbol::is_common): Likewise.
11445 (class Sized_symbol): Update declarations.
11446 (class Symbol_table): Update declarations.
11447 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11448 parameters. Change all callers.
11449 (Sized_symbol::override): Likewise.
11450 (Symbol_table::override): Likewise.
11451 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11452 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11453 is_ordinary, and orig_st_shndx parameters. Change all callers.
11454 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11455 to be in an ordinary section.
11456 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11457 object and is_ordinary parameters. Change all callers.
11458 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11459 Change all callers. Don't add undefined or non-ordinary symbols
11460 to reloc_map_.
11461 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11462 Change all callers.
11463 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11464 declarations.
11465 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11466 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11467 (Sized_relobj::relocate_sections): Likewise.
11468 * target-reloc.h (scan_relocs): Adjust section symbol index.
11469 (scan_relocatable_relocs): Likewise.
11470 * i386.cc (Scan::local): Check for ordinary symbols.
11471 * sparc.cc (Scan::local): Likewise.
11472 * x86_64.cc (Scan::local): Likewise.
11473 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11474 to symbol_section_and_value.
11475 * testsuite/many_sections_test.cc: New file.
11476 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11477 (check_PROGRAMS): Add many_sections_test.
11478 (many_sections_test_SOURCES): Define.
11479 (many_sections_test_DEPENDENCIES): Define.
11480 (many_sections_test_LDFLAGS): Define.
11481 (BUILT_SOURCES): Add many_sections_define.h.
11482 (many_sections_define.h): New target.
11483 (BUILT_SOURCES): Add many_sections_check.h.
11484 (many_sections_check.h): New target.
11485 (check_PROGRAMS): Add many_sections_r_test.
11486 (many_sections_r_test_SOURCES): Define.
11487 (many_sections_r_test_DEPENDENCIES): Define.
11488 (many_sections_r_test_LDFLAGS): Define.
11489 (many_sections_r_test_LDADD): Define.
11490 (many_sections_r_test.o): New target.
11491 * testsuite/Makefile.in: Rebuild.
11492
c5818ff1
CC		 114932008-04-17 Cary Coutant <ccoutant@google.com>
11494
11495 * errors.cc (Errors::info): New function.
11496 (gold_info): New function.
11497 * errors.h (Errors::info): New function.
11498 * gold.h (gold_info): New function.
11499 * object.cc (Input_objects::add_object): Print trace output.
11500 * options.cc (options::parse_set): New function.
11501 (General_options::parse_wrap): Deleted.
11502 (General_options::General_options): Deleted initializer.
11503 * options.h (options::String_set): New typedef.
11504 (options::parse_set): New function.
11505 (DEFINE_set): New macro.
11506 (General_options::wrap): Changed to use DEFINE_set. Changed
11507 callers of any_wrap_symbols and is_wrap_symbol.
11508 (General_options::trace, General_options::trace_symbol):
11509 New options.
11510 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11511 (General_options::wrap_symbols_): Deleted.
11512 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11513
b5be4a7c
DM		 115142008-04-17 David S. Miller <davem@davemloft.net>
11515
11516 * options.cc (General_options::parse_V): New function.
11517 * options.h: Add entries for -V and -Qy.
11518
155a0dd7
ILT		 115192008-04-17 Ian Lance Taylor <iant@google.com>
11520
11521 * common.cc (Symbol_table::allocate_commons): Remove options
11522 parameter. Change caller.
11523 (Symbol_table::do_allocate_commons): Remove options parameter.
11524 Change caller. Just call do_allocate_commons_list twice.
11525 (Symbol_table::do_allocate_commons_list): New function, broken out
11526 of do_allocate_commons.
11527 * common.h (class Allocate_commons_task): Remove options_ field.
11528 Update constructor.
11529 * symtab.cc (Symbol_table::Symbol_table): Initialize
11530 tls_commons_.
11531 (Symbol_table::add_from_object): Put TLS common symbols on
11532 tls_commons_ list.
11533 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11534 which are IN_OUTPUT_DATA.
11535 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11536 allocate_commons and do_allocate_commons declarations. Declare
11537 do_allocate_commons_list.
11538 * gold.cc (queue_middle_tasks): Update creation of
11539 Allocate_commons_task to not pass options.
11540 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11541 (TLS_TEST_C_FLAGS): New variable.
11542 (tls_test_c_pic.o): New target.
11543 (tls_test_shared.so): Link in tls_test_c_pic.o.
11544 (tls_test_c_pic_ie.o): New target.
11545 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11546 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11547 (tls_test_c.o): New target.
11548 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11549 (tls_pic_test_LDADD): Likewise.
11550 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11551 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11552 (tls_test_c_gnu2.o): New target.
11553 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11554 tls_test_c_gnu2.o.
11555 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11556 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11557 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11558 * testsuite/tls_test.cc: Include "config.h".
11559 (t_last): Call t11_last.
11560 * testsuite/tls_test.h (t11, t11_last): Declare.
11561 * testsuite/tls_test_c.c: New file.
11562 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11563 * configure.ac: Check for OpenMP support.
11564 * configure, config.in, Makefile.in: Rebuild.
11565 * testsuite/Makefile.in: Rebuild.
11566
edfbb029
CC		 115672008-04-16 Cary Coutant <ccoutant@google.com>
11568
11569 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11570 (Target_i386::tls_base_symbol_defined_): New field.
11571 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11572 (Target_i386::Scan::global): Likewise.
11573 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11574 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11575 (Target_x86_64::tls_base_symbol_defined_): New field.
11576 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11577 (Target_x86_64::Scan::global): Likewise.
11578
f3c69fca
CC		 115792008-04-16 Cary Coutant <ccoutant@google.com>
11580
11581 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11582 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11583 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11584 building shared libraries.
11585 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11586 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11587 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11588 * testsuite/Makefile.in: Rebuild.
11589 * testsuite/weak_undef.h: New file.
11590 * testsuite/weak_undef_file1.cc: Add extra test cases.
11591 * testsuite/weak_undef_file2.cc: Likewise.
11592 * testsuite/weak_undef_test.cc: Likewise.
11593
7c414435
DM		 115942008-04-16 David S. Miller <davem@davemloft.net>
11595
32b769e1
DM		 11596 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11597 Add issued_non_pic_error_ field. Declare check_non_pic.
11598 (Target_sparc::Scan::check_non_pic): New function.
11599 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11600 (Target_sparc::Scan::global): Likewise.
11601
11936fb1
DM		 11602 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11603 * configure: Rebuild.
11604
7c414435
DM		 11605 * options.h (DEFINE_enable): New macro.
11606 (new_dtags): New enable option.
11607 (initfirst, interpose, loadfltr, nodefaultlib,
11608 nodelete, nodlopen, nodump): New -z options.
11609 * layout.cc (Layout:finish_dynamic_section): If new
11610 dtags enabled, emit DT_RUNPATH. Also, emit a
11611 DT_FLAGS_1 containing any specified -z flags.
11612
85c7bf8b
ILT		 116132008-04-16 Ian Lance Taylor <iant@google.com>
11614
12c0daef
ILT		 11615 * copy-relocs.cc: New file.
11616 * copy-relocs.h: New file.
11617 * reloc.cc: Remove Copy_relocs code.
11618 * reloc.h: Likewise.
11619 * reloc-types.h (struct Reloc_types) [both versions]: Add
11620 get_reloc_addend_noerror.
11621 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11622 variants of add_global which take an addend which must be zero.
11623 * i386.cc: Include "copy-relocs.h".
11624 (class Target_i386): Change type of copy_relocs_ to variable,
11625 update initializer.
11626 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11627 Change all callers.
11628 (Target_i386::do_finalize_sections): Change handling of
11629 copy_relocs_.
11630 * sparc.cc: Include "copy-relocs.h".
11631 (class Target_sparc): Change type of copy_relocs_ to variable,
11632 update initializer.
11633 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11634 Change all callers.
11635 (Target_sparc::do_finalize_sections): Change handling of
11636 copy_relocs_.
11637 * x86_64.cc: Include "copy-relocs.h".
11638 (class Target_x86_64): Change type of copy_relocs_ to variable,
11639 update initializer.
11640 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11641 class. Change all callers.
11642 (Target_x86_64::do_finalize_sections): Change handling of
11643 copy_relocs_.
11644 * Makefile.am (CCFILES): Add copy-relocs.cc.
11645 (HFILES): Add copy-relocs.h.
11646
4f4995b6
ILT		 11647 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11648
85c7bf8b
ILT		 11649 * testsuite/script_test_4.sh: Permit leading zeroes.
11650
4f2a9edd
ILT		 116512008-04-15 Ian Lance Taylor <iant@google.com>
11652
e6188289
ILT		 11653 * script-sections.cc (Script_sections::create_segments): Use
11654 header_size_adjustment even when there is enough room for the
11655 headers.
11656 * testsuite/script_test_4.sh: New file.
11657 * testsuite/script_test_4.t: New file.
11658 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11659 (check_DATA): Add script_test_4.stdout.
11660 (MOSTLYCLEANFILES): Likewise.
11661 (script_test_4): New target.
11662 (script_test_4.stdout): New target.
11663 * testsuite/Makefile.in: Rebuild.
11664
4f2a9edd
ILT		 11665 * sparc.cc: Add definitions for Output_data_plt_sparc class
11666 constants.
11667
f5314dd5
DM		 116682008-04-14 David S. Miller <davem@davemloft.net>
11669
11670 * sparc.cc: New file.
11671 * Makefile.am (TARGETSOURCES): Add sparc.cc
11672 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11673 * configure.tgt: Document targ_extra_size and
11674 targ_extra_big_endian. Add entries for sparc-* and
11675 sparc64-*.
11676 * configure.ac: Handle targ_extra_size and
11677 targ_extra_big_endian.
11678 * Makefile.in: Rebuild.
11679 * configure: Likewise.
11680 * po/POTFILES.in: Likewise.
11681 * po/gold.pot: Likewise.
11682
154e0e9a
ILT		 116832008-04-14 Ian Lance Taylor <iant@google.com>
11684
11685 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11686 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11687 in the name/type/flags to section mapping. Don't call
11688 allocate_output_section.
11689 (Layout::choose_output_section): Change parameter from adjust_name
11690 to is_input_section. Don't permit input sections after sections
11691 are attached to segments. Don't call allocate_output_section.
11692 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11693 not write_enable_output_section.
11694 (Layout::make_output_section): Don't push to
11695 unattached_section_list_ nor call attach_to_segment. Call
11696 attach_section_to_segment if sections are attached.
11697 (Layout::attach_sections_to_segments): New function.
11698 (Layout::attach_section_to_segment): New function.
11699 (Layout::attach_allocated_section_to_segment): Rename from
11700 attach_to_segment. Remove flags parameter.
11701 (Layout::allocate_output_section): Remove function.
11702 (Layout::write_enable_output_section): Remove function.
11703 * layout.h (class Layout): Update for above changes. Add new
11704 field sections_are_attached_.
11705 * output.h (Output_section::update_flags_for_input_section): New
11706 function.
11707 * output.cc (Output_section::add_input_section): Call
11708 update_flags_for_input_section.
11709 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11710
009a67a2
CC		 117112008-04-11 Cary Coutant <ccoutant@google.com>
11712
11713 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11714 thought unnecessary.
11715 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11716
759b1a24
ILT		 117172008-04-11 Ian Lance Taylor <iant@google.com>
11718
11719 * output.h (class Output_section_data): Remove inline definition
11720 of set_addralign.
11721 * output.cc (Output_section_data::set_addralign): New function.
11722
c2b45e22
CC		 117232008-04-11 Cary Coutant <ccoutant@google.com>
11724
11725 Add support for TLS descriptors for i386 and x86_64.
11726 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11727 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11728 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11729 GOT_TYPE_TLS_DESC.
11730 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11731 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11732 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11733 relocations.
11734 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11735 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11736 Fix problem with initial-exec relocations.
11737 (Target_i386::Relocate::relocate_tls): Likewise.
11738 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11739 relaxation.
11740 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11741 support for section-plus-offset dynamic table entries.
11742 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11743 (Output_data_dynamic::Dynamic_entry): Add support for
11744 section-plus-offset dynamic table entries.
11745 (Output_data_dynamic::Classification): Likewise.
11746 (Output_data_dynamic::classification_): Renamed offset_.
11747 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11748 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11749 (Target_x86_64::make_plt_section): New function.
11750 (Target_x86_64::reserve_tlsdesc_entries): New function.
11751 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11752 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11753 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11754 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11755 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11756 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11757 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11758 add extra PLT entry for TLS descriptors.
11759 (Output_data_plt_x86_64::got_): New field.
11760 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11761 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11762 fields.
11763 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11764 descriptors.
11765 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11766 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11767 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11768 R_386_TLS_DESC_CALL relocations.
11769 (Target_x86_64::Scan::global): Likewise.
11770 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11771 for TLS descriptors.
11772 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11773 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11774 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11775 GD-to-IE relaxation.
11776 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11777 and TLS_DESCRIPTORS.
11778 * Makefile.in: Rebuild.
11779 * configure: Rebuild.
11780 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11781 (tls_test_shared2.so): New target.
11782 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11783 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11784 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11785 (tls_shared_gd_to_ie_test_LDADD): New variable.
11786 (tls_shared_gnu2_gd_to_ie_test): New target.
11787 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11788 New targets.
11789 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11790 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11791 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11792 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11793 (tls_shared_gnu2_test): New target.
11794 (tls_test_gnu2_shared.so): New target.
11795 (tls_shared_gnu2_test_SOURCES): New variable.
11796 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11797 (tls_shared_gnu2_test_LDFLAGS): New variable.
11798 (tls_shared_gnu2_test_LDADD): New variable.
11799 * testsuite/Makefile.in: Rebuild.
11800 * testsuite/Makefile.
11801
83bfb6b7
ILT		 118022008-04-11 Ian Lance Taylor <iant@google.com>
11803
11804 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11805 justsyms.t.
11806 * testsuite/Makefile.in: Rebuild.
11807
11808 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11809 long.
11810 * testsuite/script_test_2.cc (main): Adjust test.
11811
706e1f5e
ILT		 118122008-04-11 David S. Miller <davem@davemloft.net>
11813 Ian Lance Taylor <iant@google.com>
11814
11815 * options.h (General_options): Add entries for '-Y' and
11816 '-relax'.
11817 * options.cc (General_options:finalize): If -Y was used, add those
11818 entries to the library path instead of the default "/lib" and
11819 "/usr/lib".
11820
7c98e6bb
DM		 118212008-04-11 David S. Miller <davem@davemloft.net>
11822
11823 * testsuite/justsyms.t: Start at 0x100.
11824 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11825 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11826 long.
11827 * testsuite/script_test_2.cc: Adjust string and section length
11828 checks.
7c98e6bb 11829
99a37bfd
ILT		 118302008-04-09 Ian Lance Taylor <iant@google.com>
11831
2cefc357
ILT		 11832 PR gold/5996
11833 * script-sections.cc (Sections_element::allocate_to_segment): Add
11834 orphan parameter.
11835 (Output_section_definition::allocate_to_segment): Likewise.
11836 (Orphan_output_section::allocate_to_segment): Likewise.
11837 (Script_sections::attach_sections_using_phdrs_clause): Don't
11838 propagate non-PT_LOAD segments to orphan sections.
11839 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11840 readelf rather than objdump.
11841 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11842 .interp section and PT_INTERP segment are the same size.
11843 * testsuite/Makefile.in: Rebuild.
11844
99a37bfd
ILT		 11845 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11846 aliases for symbols defined in the same object.
11847 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11848 (weak_alias_test_SOURCES): New variable.
11849 (weak_alias_test_DEPENDENCIES): New variable.
11850 (weak_alias_test_LDFLAGS): New variable.
11851 (weak_alias_test_LDADD): New variable.
11852 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11853 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11854 (weak_alias_test_3.o): New target.
11855 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11856 * testsuite/weak_alias_test_main.cc: New file.
11857 * testsuite/weak_alias_test_1.cc: New file.
11858 * testsuite/weak_alias_test_2.cc: New file.
11859 * testsuite/weak_alias_test_3.cc: New file.
11860
780e49c5
ILT		 118612008-04-08 Ian Lance Taylor <iant@google.com>
11862
cdb0b8f5
ILT		 11863 * options.h (class General_options): Add --noinhibit-exec option.
11864 * main.cc (main): Check --noinhibit-exec.
11865
0864d551
ILT		 11866 * options.h (class General_options): Define --wrap as a special
11867 option. Add wrap_symbols_ field.
11868 (General_options::any_wrap_symbols): New function.
11869 (General_options::is_wrap_symbol): New function.
11870 * options.cc (General_options::parse_wrap): New function.
11871 (General_options::General_options): Initialize wrap_symbols_.
11872 * symtab.cc (Symbol_table::wrap_symbol): New function.
11873 (Symbol_table::add_from_object): Handle --wrap.
11874 * symtab.h (class Symbol_table): Declare wrap_symbol.
11875 * target.h (Target::wrap_char): New function.
11876 (Target::Target_info): Add wrap_char field.
11877 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11878 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11879 * testsuite/testfile.cc (Target_test::test_target_info):
11880 Likewise.
11881
789aa6de
ILT		 11882 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11883 there is one.
11884
2c38906f
ILT		 11885 * layout.h (class Layout): Add added_eh_frame_data_ field.
11886 * layout.cc (Layout::Layout): Initialize new field.
11887 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11888 output section until we find a section we merged successfully.
11889 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11890 that the size be non-zero.
11891
780e49c5
ILT		 11892 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11893 qualifier.
11894
7fcd0256
ILT		 118952008-04-08 Craig Silverstein <csilvers@google.com>
11896
11897 * configure.ac: Export new conditional variable HAVE_ZLIB.
11898 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11899 on HAVE_ZLIB.
11900 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11901 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11902
6835af53
ILT		 119032008-04-07 Ian Lance Taylor <iant@google.com>
11904
e24f324c
ILT		 11905 * version.cc (version_string): Set to "1.5".
11906
a036edd8
ILT		 11907 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11908 Add issued_non_pic_error_ field. Declare check_non_pic.
11909 (Target_x86_64::Scan::check_non_pic): New function.
11910 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11911 (Target_x86_64::Scan::global): Likewise.
11912
624f8810
ILT		 11913 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11914 addend parameter. Change caller. Handle merge sections.
11915 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11916 Address to Addend. Don't add in the result of
11917 local_section_offset, pass down the addend and use the returned
11918 value.
11919 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11920 Update declarations of local_section_offset and symbol_value.
11921 * testsuite/two_file_test_1.cc (t18): New function.
11922 * testsuite/two_file_test_2.cc (f18): New function.
11923 * testsuite/two_file_test_main.cc (main): Call t18.
11924 * testsuite/two_file_test.h (t18, f18): Declare.
11925
6835af53
ILT		 11926 * configure.ac: Don't test for objdump, c++filt, or readelf.
11927 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11928 conditionals.
11929 (TEST_READELF): New variable.
11930 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11931 (check_PROGRAMS): Add two_file_strip_test.
11932 (two_file_strip_test): New target.
11933 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11934 (two_file_same_shared_strip_test_SOURCES): New variable.
11935 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11936 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11937 (two_file_same_shared_strip_test_LDADD): New variable.
11938 (two_file_shared_strip.so): New target.
11939 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11940 (ver_test_5.syms, ver_test_7.syms): Likewise.
11941 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11942 (strip_test_3.stdout): Use TEST_OBJDUMP.
11943 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11944
86925eef
CC		 119452008-04-04 Cary Coutant <ccoutant@google.com>
11946
11947 * symtab.h (Symbol::is_weak_undefined): New function.
11948 (Symbol::is_strong_undefined): New function.
11949 (Symbol::is_absolute): New function.
11950 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11951 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11952 absolute symbols.
11953 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11954 (weak_undef_test): New target.
11955 * testsuite/Makefile.in: Rebuild.
11956 * testsuite/weak_undef_file1.cc: New file.
11957 * testsuite/weak_undef_file2.cc: New file.
11958 * testsuite/weak_undef_test.cc: New file.
11959
126f3ece
ILT		 119602008-04-03 Craig Silverstein <csilvers@google.com>
11961
11962 * compressed_output.h (class Output_compressed_section): Use
11963 unsigned buffer.
11964 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11965 add zlib header.
11966 (zlib_compressed_suffix): Removed.
11967 (Output_compressed_section::set_final_data_size): Use unsigned
11968 buffers.
11969 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11970 Fix linker invocation.
11971 (flagstest_o_specialfile_and_compress_debug_sections):
11972 Likewise.
11973 * testsuite/Makefile.in: Regenerated.
11974
deae2a14
DM		 119752008-04-02 David S. Miller <davem@davemloft.net>
11976
11977 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11978 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11979
70752818
ILT		 119802008-04-02 Craig Silverstein <csilvers@google.com>
11981
11982 * TODO: New file.
11983
39d0cb0e
ILT		 119842008-04-02 Ian Lance Taylor <iant@google.com>
11985
11986 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11987 parameters. Update for new key type to views_. Change all
11988 callers.
11989 (File_read::read): Adjust for byteshift in returned view.
11990 (File_read::add_view): New function, broken out of
11991 find_and_make_view.
11992 (File_read::make_view): New function, broken out of
11993 find_and_make_view.
11994 (File_read::find_or_make_view): Add offset and aligned
11995 parameters. Rewrite accordingly. Change all callers.
11996 (File_read::get_view): Add offset and aligned parameters. Adjust
11997 for byteshift in return value.
11998 (File_read::get_lasting_view): Likewise.
11999 * fileread.h (class File_read): Update declarations.
12000 (class File_read::View): Add byteshift_ field. Add byteshift to
12001 constructor. Add byteshift method.
12002 * archive.h (Archive::clear_uncached_views): New function.
12003 (Archive::get_view): Add aligned parameter. Change all callers.
12004 * object.h (Object::get_view): Add aligned parameter. Change all
12005 callers.
12006 (Object::get_lasting_view): Likewise.
12007
12008 * fileread.cc (File_read::release): Don't call clear_views if
12009 there are multiple objects.
12010 * fileread.h (File_read::clear_uncached_views): New function.
12011 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
12012 on the archive.
12013
a1207466
CC		 120142008-03-31 Cary Coutant <ccoutant@google.com>
12015
12016 Add thin archive support.
12017 * archive.cc (Archive::armagt): New const.
12018 (Archive::setup): Remove task parameter and calls to unlock.
12019 (Archive::unlock_nested_archives): New function.
12020 (Archive::read_header): Add nested_off parameter. Change
12021 all callers.
12022 (Archive::interpret_header): Likewise.
12023 (Archive::include_all_members): Change to handle thin
12024 archives.
12025 (Archive::include_member): Likewise.
12026 * archive.h (Archive::Archive): Add new parameters and
12027 initializers.
12028 (Archive::armagt): New const.
12029 (Archive::setup): Remove task parameter.
12030 (Archive::unlock_nested_archives): New function.
12031 (Archive::read_header): Add nested_off parameter.
12032 (Archive::interpret_header): Likewise.
12033 (Archive::Nested_archive_table): New typedef.
12034 (Archive::is_thin_archive_): New field.
12035 (Archive::nested_archives_): New field.
12036 (Archive::options_): New field.
12037 (Archive::dirpath_): New field.
12038 (Archive::task_): New field.
12039 * readsyms.cc (Read_symbols::do_read_symbols): Add check
12040 for thin archives. Pass additional parameters to
12041 Archive::Archive. Unlock the archive file after calling
12042 Archive::setup.
cd536b21 12043
479f6503
ILT		 120442008-03-29 Ian Lance Taylor <iant@google.com>
12045
686c8caf
ILT		 12046 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
12047 version symbol to be local.
12048 * testsuite/ver_test_4.sh: New file.
12049 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
12050 (check_DATA): Add ver_test_4.syms.
12051 (ver_test_4.syms): New target.
12052 * testsuite/Makefile.in: Rebuild.
12053
ab794b6b
ILT		 12054 * output.cc
12055 (Output_section::Input_section_sort_entry::has_priority): New
12056 function.
12057 (Output_section::Input_section_sort_entry::match_file_name): New
12058 function.
12059 (Output_section::Input_section_sort_entry::match_section_name):
12060 Remove.
12061 (Output_section::Input_section_sort_entry::match_section_name_prefix):
12062 Remove.
12063 (Output_section::Input_section_sort_entry::match_section_file):
12064 Remove.
12065 (Output_section::Input_section_sort_compare::operator()): Rewrite
12066 using new Input_section_sort_entry functions. Sort crtbegin and
12067 crtend first. Sort sections with no priority before sections with
12068 a priority.
12069 * testsuite/initpri1.c (d3): Check j != 4.
12070 (cd5): New constructor/destructor function.
12071 (main): Check j != 2.
12072
479f6503
ILT		 12073 * symtab.cc (Symbol_table::add_from_object): If we don't use the
12074 new symbol when resolving, don't call set_is_default.
12075 * testsuite/ver_test_7.cc: New file.
12076 * testsuite/ver_test_7.sh: New file.
12077 * testsuite/Makefile.am (ver_test_7.so): New target.
12078 (ver_test_7.o): New target.
12079 (check_SCRIPTS): Add ver_test_7.sh.
12080 (check_DATA): Add ver_test_7.syms.
12081 (ver_test_7.syms): New target.
12082
2fd32231
ILT		 120832008-03-28 Ian Lance Taylor <iant@google.com>
12084
12085 * layout.cc (Layout::layout): If we see an input section with a
12086 name that needs sorting, set the must_sort flag for the output
12087 section.
12088 (Layout::make_output_section): If the name of the output section
12089 indicates that it might require sorting, set the may_sort flag.
12090 * output.h (Output_section::may_sort_attached_input_sections): New
12091 function.
12092 (Output_section::set_may_sort_attached_input_sections): New
12093 function.
12094 (Output_section::must_sort_attached_input_sections): New
12095 function.
12096 (Output_section::set_must_sort_attached_input_sections): New
12097 function.
12098 (class Output_section): Declare Input_section_sort_entry. Define
12099 Input_section_sort_compare. Declare
12100 sort_attached_input_sections. Add new fields:
12101 may_sort_attached_input_sections_,
12102 must_sort_attached_input_sections_,
12103 attached_input_sections_are_sorted_.
12104 * output.cc (Output_section::Output_section): Initialize new
12105 fields.
12106 (Output_section::add_input_section): Add an entry to
12107 input_sections_ if may_sort or must_sort are true.
12108 (Output_section::set_final_data_size): Call
12109 sort_attached_input_sections if necessary.
12110 (Output_section::Input_section_sort_entry): Define new class.
12111 (Output_section::Input_section_sort_compare::operator()): New
12112 function.
12113 (Output_section::sort_attached_input_sections): New function.
12114 * configure.ac: Check whether the compiler supports constructor
12115 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
12116 * testsuite/initpri1.c: New file.
12117 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
12118 CONSTRUCTOR_PRIORITY.
12119 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
12120 (initpri1_LDFLAGS): New variable.
12121 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
12122
18e6b24e
ILT		 121232008-03-27 Ian Lance Taylor <iant@google.com>
12124
49bdd526
ILT		 12125 * common.cc (Sort_commons::operator): Correct sorting algorithm.
12126 * testsuite/common_test_1.c: New file.
12127 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
12128 (common_test_1_SOURCES): New variable.
12129 (common_test_1_DEPENDENCIES): New variable.
12130 (common_test_1_LDFLAGS): New variable.
12131
18e6b24e
ILT		 12132 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
12133 and commons_ correctly when NAME/VERSION does not override
12134 NAME/NULL.
12135 * testsuite/ver_test_6.c: New file.
12136 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
12137 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
12138 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
12139
04bf7072
ILT		 121402008-03-26 Ian Lance Taylor <iant@google.com>
12141
5871526f
ILT		 12142 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
12143 of an undefined symbol from a version script.
12144 * testsuite/Makefile.am (ver_test_5.so): New target.
12145 (ver_test_5.o): New target.
12146 (check_SCRIPTS): Add ver_test_5.sh.
12147 (check_DATA): Add ver_test_5.syms.
12148 (ver_test_5.syms): New target.
12149 * testsuite/ver_test_5.cc: New file.
12150 * testsuite/ver_test_5.script: New file.
12151 * testsuite/ver_test_5.sh: New file.
12152 * Makefile.in, testsuite/Makefile.in: Rebuild.
12153
04bf7072
ILT		 12154 PR gold/5986
12155 Fix problems building gold with gcc 4.3.0.
12156 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
12157 (gold_error_at_location, gold_warning_at_location): Use it.
12158 * configure.ac: Check whether we can compile and use a template
12159 function with a printf attribute.
12160 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12161 when jumping over bytes.
12162 * object.cc: Instantiate Object::read_section_data.
12163 * debug.h: Include <cstring>
12164 * dwarf_reader.cc: Include <algorithm>
12165 * main.cc: Include <cstring>.
12166 * options.cc: Include <cstring>.
12167 * output.cc: Include <cstring>.
12168 * script.cc: Include <cstring>.
12169 * script.h: Include <string>.
12170 * symtab.cc: Include <cstring> and <algorithm>.
12171 * target-select.cc: Include <cstring>.
12172 * version.cc: Include <string>.
12173 * testsuite/testmain.cc: Include <cstdlib>.
12174 * configure, config.in: Rebuild.
12175
874c5b28
ILT		 121762008-03-25 Ian Lance Taylor <iant@google.com>
12177
819d6c3a
ILT		 12178 * options.cc: Include "../bfd/bfdver.h".
12179 (options::help): Print bug reporting address.
12180
f4b2c6f5
ILT		 12181 * version.cc (print_version): Adjust output for current value of
12182 BFD_VERSION_STRING.
12183
12184 * NEWS: New file.
12185
e96caa79
ILT		 12186 * options.cc (options::help): Print list of supported targets.
12187 * target-select.h: Include <vector>.
12188 (class Target_selector): Make machine_, size_, and is_big_endian_
12189 fields const. Add bfd_name_ and instantiated_target_ fields.
12190 (Target_selector::Target_selector): Add bfd_name parameter.
12191 (Target_selector::recognize): Make non-virtual, call
12192 do_recognize.
12193 (Target_selector::recognize_by_name): Make non-virtual, call
12194 do_recognize_by_name.
12195 (Target_selector::supported_names): New function.
12196 (Target_selector::bfd_name): New function.
12197 (Target_selector::do_instantiate_target): New pure virtual
12198 function.
12199 (Target_selector::do_recognize): New virtual function.
12200 (Target_selector::do_recognize_by_name): New virtual function.
12201 (Target_selector::instantiate_target): New private function.
12202 (supported_target_names): Declare.
12203 * target-select.cc (Target_selector::Target_selector): Update for
12204 new parameter and fields.
12205 (select_target_by_name): Check that the name matches before
12206 calling recognize_by_name.
12207 (supported_target_names): New function.
12208 * i386.cc (class Target_selector_i386): Update Target_selector
12209 constructor call. Remove recognize and recognize_by_name. Add
12210 do_instantiate_target.
12211 * x86_64.cc (class Target_selector_x86_64): Likewise.
12212 * testsuite/testfile.cc (class Target_selector_test): Update for
12213 changes to Target_selector.
12214
874c5b28
ILT		 12215 * README: Rewrite, with some notes on unsupported features.
12216
0a65a3a7
CC		 122172008-03-24 Cary Coutant <ccoutant@google.com>
12218
12219 * i386.cc (Target_i386::Got_type): New enum declaration.
12220 (Target_i386::Scan::local): Updated callers of Output_data_got
12221 member functions.
12222 (Target_i386::Scan::global): Likewise.
12223 (Target_i386::Relocate::relocate): Likewise.
12224 (Target_i386::Relocate::relocate_tls): Likewise.
12225 * object.h (Got_offset_list): New class.
12226 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12227 (Sized_relobj::local_got_offset): Likewise.
12228 (Sized_relobj::set_local_got_offset): Likewise.
12229 (Sized_relobj::local_has_tls_got_offset): Removed.
12230 (Sized_relobj::local_tls_got_offset): Removed.
12231 (Sized_relobj::set_local_tls_got_offset): Removed.
12232 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12233 * output.cc (Output_data_got::add_global): Added got_type parameter.
12234 (Output_data_got::add_global_with_rel): Likewise.
12235 (Output_data_got::add_global_with_rela): Likewise.
12236 (Output_data_got::add_global_pair_with_rel): New function.
12237 (Output_data_got::add_global_pair_with_rela): New function.
12238 (Output_data_got::add_local): Added got_type parameter.
12239 (Output_data_got::add_local_with_rel): Likewise.
12240 (Output_data_got::add_local_with_rela): Likewise.
12241 (Output_data_got::add_local_pair_with_rel): New function.
12242 (Output_data_got::add_local_pair_with_rela): New function.
12243 (Output_data_got::add_global_tls): Removed.
12244 (Output_data_got::add_global_tls_with_rel): Removed.
12245 (Output_data_got::add_global_tls_with_rela): Removed.
12246 (Output_data_got::add_local_tls): Removed.
12247 (Output_data_got::add_local_tls_with_rel): Removed.
12248 (Output_data_got::add_local_tls_with_rela): Removed.
12249 * output.h (Output_data_got::add_global): Added got_type parameter.
12250 (Output_data_got::add_global_with_rel): Likewise.
12251 (Output_data_got::add_global_with_rela): Likewise.
12252 (Output_data_got::add_global_pair_with_rel): New function.
12253 (Output_data_got::add_global_pair_with_rela): New function.
12254 (Output_data_got::add_local): Added got_type parameter.
12255 (Output_data_got::add_local_with_rel): Likewise.
12256 (Output_data_got::add_local_with_rela): Likewise.
12257 (Output_data_got::add_local_pair_with_rel): New function.
12258 (Output_data_got::add_local_pair_with_rela): New function.
12259 (Output_data_got::add_global_tls): Removed.
12260 (Output_data_got::add_global_tls_with_rel): Removed.
12261 (Output_data_got::add_global_tls_with_rela): Removed.
12262 (Output_data_got::add_local_tls): Removed.
12263 (Output_data_got::add_local_tls_with_rel): Removed.
12264 (Output_data_got::add_local_tls_with_rela): Removed.
12265 * resolve.cc (Symbol::override_base_with_special): Removed
12266 reference to has_got_offset_ field.
12267 * symtab.cc (Symbol::init_fields): Replaced initialization
12268 of got_offset_ with got_offsets_. Removed initialization
12269 of has_got_offset_
53fcba31 12270 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 12271 (Symbol::got_offset): Likewise.
12272 (Symbol::set_got_offset): Likewise.
12273 (Symbol::has_tls_got_offset): Removed.
12274 (Symbol::tls_got_offset): Removed.
12275 (Symbol::set_tls_got_offset): Removed.
12276 (Symbol::got_offset_): Removed.
12277 (Symbol::tls_mod_got_offset_): Removed.
12278 (Symbol::tls_pair_got_offset_): Removed.
12279 (Symbol::got_offsets_): New field.
12280 (Symbol::has_got_offset): Removed.
12281 (Symbol::has_tls_mod_got_offset): Removed.
12282 (Symbol::has_tls_pair_got_offset): Removed.
12283 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12284 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12285 member functions.
12286 (Target_x86_64::Scan::global): Likewise.
12287 (Target_x86_64::Relocate::relocate): Likewise.
12288 (Target_x86_64::Relocate::relocate_tls): Likewise.
12289
bd52eafb
BE		 122902008-03-25 Ben Elliston <bje@au.ibm.com>
12291
12292 * yyscript.y: Fix spelling error in comment.
12293
8b105e34
ILT		 122942008-03-24 Ian Lance Taylor <iant@google.com>
12295
8ed814a9
ILT		 12296 * options.h (class General_options): Define build_id option.
12297 * layout.h (class Layout): Declare write_build_id, create_note,
12298 create_build_id. Add build_id_note_ member.
12299 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12300 "libiberty.h", "md5.h", "sha1.h".
12301 (Layout::Layout): Initialize eh_frame_data_,
12302 eh_frame_hdr_section_, and build_id_note_.
12303 (Layout::finalize): Call create_build_id.
12304 (Layout::create_note): New function, broken out of
12305 Layout::create_gold_note.
12306 (Layout::create_gold_note): Call create_note.
12307 (Layout::create_build_id): New function.
12308 (Layout::write_build_id): New function.
12309 (Close_task_runner::run): Call write_build_id.
12310
8b105e34
ILT		 12311 * x86_64.cc: Correct license to GPLv3.
12312
086a1841
ILT		 123132008-03-23 Ian Lance Taylor <iant@google.com>
12314
12315 * options.cc: Include "demangle.h".
12316 (parse_optional_string): New function.
12317 (parse_long_option): Handle takes_optional_argument.
12318 (parse_short_option): Update dash_z initializer. Handle
12319 takes_optional_argument.
12320 (General_options::General_options): Initialize do_demangle_.
12321 (General_options::finalize): Set do_demangle_. Handle demangling
12322 style.
12323 * options.h (parse_optional_string): Declare.
12324 (struct One_option): Add optional_arg field. Update constructor.
12325 Update call constructor calls. Add takes_optional_argument
12326 function.
12327 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12328 (DEFINE_optional_string): Define.
12329 (General_options::demangle): Change from DEFINE_bool to
12330 DEFINE_optional_string.
12331 (General_options::no_demangle): New function.
12332 (General_options::do_demangle): New function.
12333 (General_options::set_do_demangle): New function.
12334 (General_options::execstack_status_): Move definition to end of
12335 class definition.
12336 (General_options::static_): Likewise.
12337 (General_options::do_demangle_): New field.
12338 * object.cc (big_endian>::get_symbol_location_info): Call
12339 Options::do_demangle, not Options::demangle.
12340 * symtab.cc (demangle): Likewise.
12341
cbb93e63
ILT		 123422008-03-22 Ian Lance Taylor <iant@google.com>
12343
12344 * gold.h: Include <cstddef> and <sys/types.h>
12345 * options.h: Include <cstring>.
12346
ec531623
ILT		 123472008-03-21 Ian Lance Taylor <iant@google.com>
12348
12349 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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